gcc/ChangeLog

   1 2011-11-05  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR tree-optimization/50693
   4         * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
   5         non-forced user labels.
   6         (gimple_merge_blocks): Turn non-forced user labels into
   7         debug bind stmt with the label as first operand and reset value.
   8         (gimple_duplicate_bb): Don't duplicate label debug stmts.
   9         * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
  10         * final.c (final_scan_insn): Likewise.
  11         (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
  12         * var-tracking.c (debug_label_num): New variable.
  13         (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
  14         instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
  15         * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
  16         NOTE_INSN_DELETED_DEBUG_LABEL.
  17         (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
  18         * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
  19         * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
  20         * gengtype.c (adjust_field_rtx_def): Likewise.
  21         * config/i386/i386.c (ix86_output_function_epilogue): For MachO
  22         clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
  23         if their are at the end of function and nop hasn't been emitted.
  24         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
  25
  26 2011-11-05  Georg-Johann Lay  <avr@gjlay.de>
  27
  28         PR rtl-optimization/50448
  29         * cprop.c (try_replace_reg): Also try to replace uses of FROM that
  30         appear in SET_DEST.
  31
  32 2011-11-05  Peter Dufault  <dufault@hda.com>,
  33             Sebastian Huber  <sebastian.huber@embedded-brains.de>
  34
  35         * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
  36         Extend rs6000_spe handling.
  37
  38 2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>
  39
  40         * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
  41         Remove -mcpu=601 multilib.
  42         Remove -Dmpc8260 multilib.
  43         * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
  44         on E500 targets.
  45
  46 2011-11-05  Quentin Neill  <quentin.neill@amd.com>
  47
  48         Piledriver f16cintrin.h fix.
  49         * config/i386/f16cintrin.h: Contents moved from immintrin.h.
  50         * config/config.gcc: Add f16cintrin.h.
  51
  52 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
  53
  54         PR c++/50608
  55         * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
  56         to fold_offsetof.
  57         * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
  58
  59 2011-11-04  Alan Modra  <amodra@gmail.com>
  60
  61         * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
  62         * print-rtl.c (print_rtx): Don't segfault on negative regno.
  63
  64 2011-11-04  David S. Miller  <davem@davemloft.net>
  65
  66         PR target/49965
  67         * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
  68         fact that sparc_emit_float_lib_cmp modifies the comparison in
  69         operands[1].
  70
  71 2011-11-04  Ralf Corsépius  <ralf.corsepius@rtems.org>
  72
  73         * config/lm32/t-rtems: New.
  74         * config.gcc (lm32-*-rtems*): Add t-rtems.
  75
  76 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
  77
  78         PR target/50979
  79         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
  80
  81 2011-11-04  Jiangning Liu  <jiangning.liu@arm.com>
  82
  83         PR rtl-optimization/38644
  84         * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
  85         for epilogue having stack adjustment.
  86
  87 2011-11-04  Georg-Johann Lay  <avr@gjlay.de>
  88
  89         PR target/50931
  90         * config/avr/avr-modes.def: New file defining PSImode.
  91         * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
  92         __UINT24_MAX__): New built-in defines.
  93         * config/avr/avr.md (adjust_len): Add tstpsi, mov24,  reload_in24,
  94         ashlpsi, ashrpsi, lshrpsi.
  95         (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
  96         (MOVMODE): New mode iterator.
  97         (movpsi): New expander.
  98         (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
  99         (*reload_inpsi, *movpsi): New insns.
 100         (*reload_inpsi): New RTL peephole.
 101         (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
 102         *addpsi3_sign_extend.hi): New insns.
 103         (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
 104         *subpsi3_sign_extend.hi): New insns.
 105         (divmodpsi4, udivmodpsi4): New define insn-and-split.
 106         (*divmodpsi4_call, *udivmodpsi4_call): New insns.
 107         (andpsi3, iorpsi3, xorpsi3): New insns.
 108         (*rotlpsi2.1, *rotlpsi2.23): New insns.
 109         (*rotw<mode>): Insn condition only allow even-sized modes.
 110         (*rotb<mode>): Insn condition allows odd-sized modes.
 111         (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
 112         (negpsi2, one_cmplpsi2): New insns.
 113         (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
 114         (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
 115         insn-and-splits.
 116         (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
 117         (cbranchpsi4): New expander.
 118         * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
 119         * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
 120         avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
 121         avr_out_reload_inpsi): New prototypes.
 122
 123         * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
 124         (avr_scalar_mode_supported_p): ...this new static function.
 125         (avr_asm_len): Always return "".
 126         (avr_out_load_psi, avr_out_store_psi): New static functions.
 127         (avr_out_movpsi, avr_out_reload_inpsi): New functions.
 128         (avr_out_tstpsi): New function.
 129         (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
 130         (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
 131         (avr_simplify_comparison_p): Ditto.
 132         (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
 133         ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
 134         ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
 135         (avr_rtx_costs_1): Report PSI costs.
 136         (avr_libcall_value): Handle odd-sized parameters.
 137         (avr_init_builtin_int24): New static function to define built-in
 138         24-bit types __int24 and __uint24.
 139         (avr_init_builtins): Use it.
 140
 141 2011-11-04  Thomas Doerfler <thomas.doerfler@embedded-brains.de>
 142
 143         PR target/50989
 144         * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
 145         support for VFP floating point model.
 146
 147 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 148
 149         * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
 150
 151 2011-11-04  Ira Rosen  <ira.rosen@linaro.org>
 152
 153         Unrevert:
 154         2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
 155
 156         PR tree-optimization/50730
 157         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
 158         analysis if encountered unsupported data-ref.
 159
 160 2011-11-04  Jakub Jelinek  <jakub@redhat.com>
 161
 162         * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
 163         function.
 164         * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
 165         New prototype.
 166         * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
 167         For floatunsv8siv8sf2 require TARGET_AVX2.
 168
 169         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
 170         XORP argument.  Subtract 0x1p31 instead of 0x1p32.  Use normal
 171         signalling comparison instead of non-signalling.  Store into
 172         *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
 173         subtracted and 0 otherwise.
 174         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
 175         Adjust prototype.
 176         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
 177         already for TARGET_SSE2.  Xor in vector initialized by
 178         ix86_expand_adjust_ufix_to_sfix_si at the end.
 179         (vec_pack_ufix_trunc_<mode>): Likewise.
 180
 181         * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
 182         not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
 183         WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
 184         vectorizable_type_demotion and vectorizable_type_promotion did.
 185         Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
 186         is {,un}signed {char,short}.
 187         (vect_create_vectorized_demotion_stmts): Fix comment typo.  For
 188         recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
 189         Push vec_dest back to the vec_dsts vector at the end.
 190         (vect_create_vectorized_promotion_stmts): Don't recurse, do just
 191         one step.  Removed multi_step_cvt, vec_dsts, slp_node and
 192         prev_stmt_info arguments, add vec_dest argument.  Push always
 193         into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
 194         with vec_tmp at the end after freeing old *vec_oprnd0 vector.
 195         (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
 196         (vect_analyze_stmt): Don't call vectorizable_type_demotion and
 197         vectorizable_type_promotion.  Call vectorizable_conversion even
 198         for SLP bb vectorization.
 199         (vect_transform_stmt): Call vectorizable_conversion instead of
 200         vectorizable_type_demotion and vectorizable_type_promotion.
 201         (supportable_widening_operation): Clear *multi_step_cvt first,
 202         simplify c1/c2 computation, free *interm_types vector on failure.
 203         (supportable_narrowing_operation): Clear *multi_step_cvt first,
 204         free *interm_types vector on failure, handle multi-step
 205         FIX_TRUNC_EXPR.
 206
 207 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 208
 209         * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
 210         argument.  Conditionally generate crash debug info.  Adjust
 211         for alpha_funcs_tree removal.
 212         (machine_function): Add links field.
 213         (alpha_start_function): Conditionally generate crash debug info.
 214         (alpha_end_function): Adjust call to alpha_write_linkage.
 215         (alpha_funcs): Remove.
 216         (links_kind): Remove.
 217         (alpha_links): Remove num, target and lkind field.  Add func field.
 218         (alpha_links_tree): Remove.
 219         (alpha_funcs_tree): Remove.
 220         (alpha_need_linkage): Remove.
 221         (alpha_use_linkage): Change prototype.  Adjust.
 222         (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
 223         Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
 224         * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
 225         (alpha_need_linkage): Remove.
 226         * config/alpha/alpha.md: Update calls to alpha_use_linkage.
 227         Adjust calls to alpha_need_linkage.
 228
 229 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 230
 231         * sched-vis.c (print_value): Handle STRICT_LOW_PART.
 232
 233 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 234
 235         * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
 236         rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
 237         btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
 238
 239 2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 240
 241         PR target/50978
 242         * config/arm/t-bpabi: New file.
 243         * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
 244         arm*-*-linux-*eabi.
 245         (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
 246         arm*-*-uclinux*eabi.
 247         (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
 248         for arm*-*-eabi*.
 249
 250 2011-11-03  Michael Matz  <matz@suse.de>
 251
 252         PR bootstrap/50857
 253         * configure.ac: Check for -fno-exceptions -fno-rtti.
 254         * configure: Regenerate.
 255         * Makefile.in (NOEXCEPTION_FLAGS): New flag.
 256         (ALL_CXXFLAGS): Use it.
 257
 258 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 259
 260         * config/i386/i386.md: Use {} for multi-line preparation statements.
 261
 262 2011-11-03  Eric Botcazou  <ebotcazou@adacore.com>
 263
 264         * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
 265         (movtf_insn_sp32): ...this.
 266         (movtf_insn_sp64_no_fpu): Consolidate into...
 267         (movtf_insn_sp64): ...this.
 268         (movtf_insn_sp64_hq): Do not test TARGET_FPU.
 269         * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
 270
 271 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 272
 273         * config/vms/vms.c (vms_patch_builtins): Fix typo.
 274
 275 2011-11-03  Richard Guenther  <rguenther@suse.de>
 276
 277         PR lto/44965
 278         * lto-opts.c: Re-implement.
 279         * lto-streamer.h (lto_register_user_option): Remove.
 280         (lto_read_file_options): Likewise.
 281         (lto_reissue_options): Likewise.
 282         (lto_clear_user_options): Likewise.
 283         (lto_clear_file_options): Likewise.
 284         * opts-global.c (post_handling_callback): Remove.
 285         (set_default_handlers): Do not set post_handling_callback.
 286         (decode_options): Remove LTO specific code.
 287         * lto-wrapper.c (merge_and_complain): New function.
 288         (run_gcc): Read all input file options and
 289         prepend a merged set before the linker driver options.
 290         * gcc.c (driver_post_handling_callback): Remove.
 291         (set_option_handlers): Do not set post_handling_callback.
 292         * opts-common.c (handle_option): Do not call post_handling_callback.
 293         * opts.h (struct cl_option_handlers): Remove post_handling_callback.
 294
 295 2011-11-03  Richard Guenther  <rguenther@suse.de>
 296
 297         * collect2.c (main): Guard object_nbr variable with TARGET_AIX_VERSION.
 298
 299 2011-11-03  Martin Jambor  <mjambor@suse.cz>
 300
 301         * ipa-prop.c (type_change_info): New fields offset, object,
 302         known_current_type and multiple_types_encountered.
 303         (extr_type_from_vtbl_ptr_store): New function.
 304         (check_stmt_for_type_change): Use it, set multiple_types_encountered if
 305         the result is different from the previous one.
 306         (detect_type_change): Renamed to detect_type_change_1. New parameter
 307         comp_type.  Set up new fields in tci, build known type jump
 308         functions if the new type can be identified.
 309         (detect_type_change): New function.
 310         * tree.h (DECL_CONTEXT): Comment new use.
 311
 312 2011-11-03  Richard Guenther  <rguenther@suse.de>
 313
 314         PR lto/48217
 315         * lto-wrapper.c (get_options_from_collect_gcc_options): Properly
 316         decode an encoded literal '.
 317
 318 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 319
 320         * collect2.c (main): Add support of -f (response file) on AIX.
 321
 322 2011-11-03  Ira Rosen  <ira.rosen@linaro.org>
 323
 324         PR tree-optimization/50912
 325         * tree-vectorizer.h (slp_void_p): New.
 326         (struct _slp_tree): Replace left and right with children.  Update
 327         documentation.
 328         (struct _slp_oprnd_info): New.
 329         (vect_get_vec_defs): Declare.
 330         (vect_get_slp_defs): Update arguments.
 331         * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
 332         vect_get_vec_defs instead of vect_get_slp_defs.
 333         (vectorizable_reduction): Likewise.
 334         * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
 335         Update call to vect_get_slp_defs.
 336         (vectorizable_conversion): Update call to vect_get_vec_defs.
 337         (vectorizable_assignment, vectorizable_shift,
 338         vectorizable_operation): Likewise.
 339         (vectorizable_type_demotion): Call vect_get_vec_defs instead of
 340         vect_get_slp_defs.
 341         (vectorizable_type_promotion, vectorizable_store): Likewise.
 342         (vect_analyze_stmt): Fix typo.
 343         * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
 344         (vect_print_slp_tree, vect_mark_slp_stmts,
 345         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
 346         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
 347         vect_schedule_slp_instance): Likewise.
 348         (vect_create_new_slp_node): New.
 349         (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
 350         (vect_get_and_check_slp_defs): Pass information about defs using
 351         oprnds_info, allow any number of operands.
 352         (vect_build_slp_tree): Likewise.  Update calls to
 353         vect_get_and_check_slp_defs.  Fix comments.
 354         (vect_analyze_slp_instance): Move node creation to
 355         vect_create_new_slp_node.
 356         (vect_get_slp_defs): Allow any number of operands.
 357
 358 2011-11-02  Peter Bergner  <bergner@vnet.ibm.com>
 359             Iain Sandoe  <iains@gcc.gnu.org>
 360
 361         * config/rs6000/rs6000.c (USE_HIDDEN_LINKONCE): New define.
 362         (get_ppc476_thunk_name): Use it.
 363         (rs6000_code_end): Likewise.
 364         (macho_branch_islands): Fix typo.
 365
 366 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 367             Jason Merrill  <jason@redhat.com>
 368
 369         PR c++/50810
 370         * configure.ac: Add -Wno-narrowing to warning options.
 371         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
 372
 373 2011-11-02  Eric Botcazou  <ebotcazou@adacore.com>
 374
 375         PR target/50945
 376         * config/sparc/sparc.md (movsf_insn): Reindent constraints.
 377         (movdf_insn_sp32): Likewise.  Remove redundant G constraint.
 378         (movdf_insn_sp64): Likewise.
 379         (DFmode splitter): Do not test TARGET_FPU.
 380         (movtf_insn_sp32): Reindent constraints.
 381         (movtf_insn_sp32_no_fpu): Likewise.
 382         (movtf_insn_sp64): Likewise.
 383         (movtf_insn_sp64_hq): Likewise.
 384         (movtf_insn_sp64_no_fpu): Likewise.
 385
 386 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 387
 388         PR c++/50956
 389         * builtins.c (fold_builtin_memchr): Fix cast.
 390
 391 2011-11-02  Teresa Johnson  <tejohnson@google.com>
 392
 393         * config/i386/predicates.md (promotable_binary_operator): Add minus
 394         to the list of promotable operators.
 395
 396 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 397
 398         * gthr-single.h, gthr.h: Move to ../libgcc.
 399         * gthr-aix.h: Move to ../libgcc/config/rs6000.
 400         * gthr-dce.h: Move to ../libgcc/config/pa.
 401         * gthr-lynx.h: Move to ../libgcc/config.
 402         * gthr-mipssde.h: Move to ../libgcc/config/mips.
 403         * gthr-posix.h: Move to ../libgcc/config.
 404         * gthr-rtems.h: Likewise.
 405         * gthr-tpf.h: Move to ../libgcc/config/s390.
 406         * gthr-vxworks.h: Move to ../libgcc/config.
 407         * gthr-win32.h: Move to ../libgcc/config/i386.
 408         * configure.ac (gthread_flags): Remove
 409         (gthr-default.h): Don't create.
 410         (thread_file): Don't substitute.
 411         * configure: Regenerate.
 412         * Makefile.in (GCC_THREAD_FILE): Remove.
 413         (GTHREAD_FLAGS): Remove.
 414         (libgcc.mvars): Remove GTHREAD_FLAGS.
 415         * config/t-vxworks (EXTRA_HEADERS): Remove.
 416
 417 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 418             Paolo Bonzini  <bonzini@gnu.org>
 419
 420         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 421         * configure: Regenerate.
 422         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 423         (TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
 424         (libgcc_tm.h, cs-libgcc_tm.h): Remove.
 425         (clean): Remove libgcc_tm.h
 426         * mkconfig.sh: Don't include libgcc_tm.h in tm.h.
 427         * config.gcc (libgcc_tm_file): Remove.
 428         (arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
 429         (arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
 430         (arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
 431         (avr-*-rtems*): Likewise.
 432         (avr-*-*): Likewise.
 433         (frv-*-elf): Likewise.
 434         (frv-*-*linux*): Likewise.
 435         (h8300-*-rtems*): Likewise.
 436         (h8300-*-elf*): Likewise.
 437         (i[34567]86-*-darwin*): Likewise.
 438         (x86_64-*-darwin*): Likewise.
 439         (rx-*-elf*): Likewise.
 440         (tic6x-*-elf): Likewise.
 441         (tic6x-*-uclinux): Likewise.
 442         (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
 443
 444 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 445
 446         * Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
 447         (LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
 448         (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
 449         (INCLUDES_FOR_TARGET): Remove.
 450         (LIBGCC2_CFLAGS): Don't export.
 451         (LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
 452         Remove.
 453         (libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
 454         (libgcc.mvars): Likewise.
 455         Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
 456         LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
 457         TARGET_LIBGCC2_CFLAGS.
 458         Emit GTHREAD_FLAGS.
 459         * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
 460         * config/darwin-64.c: Move to ../libgcc/config.
 461         * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
 462         config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
 463         config/udivmodsi4.c: Move to ../libgcc/config.
 464         * config/gthr-posix.c: Move to ../libgcc/config/alpha.
 465         * config/memcmp.c, config/memcpy.c, config/memmove.c,
 466         config/memset.c: Move to ../libgcc/config.
 467         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
 468         * config/t-freebsd: Remove.
 469         * config/t-freebsd-thread: Move to ../libgcc/config.
 470         * config/t-libgcc-pic: Move to ../libgcc/config.
 471         * config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
 472         * config/t-linux: Remove.
 473         * config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 474         Remove.
 475         * config/t-openbsd-thread: Move to ../libgcc/config.
 476         * config/t-rtems (LIBGCC2_INCLUDES): Remove.
 477         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
 478         * config/t-svr4: Remove.
 479         * config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
 480         (LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
 481         * config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
 482         * config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
 483         * config/alpha/t-alpha, config/alpha/t-ieee: Remove.
 484         * config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC): Remove.
 485         * config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
 486         * config/arm/bpabi.c, config/arm/unaligned-funcs.c,
 487         config/arm/fp16.c, config/arm/linux-atomic.c,
 488         config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
 489         * config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
 490         (TARGET_LIBGCC2_CFLAGS): Remove.
 491         * config/arm/t-bpabi, config/arm/t-linux: Remove.
 492         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
 493         (LIB2FUNCS_STATIC_EXTRA): Remove.
 494         * config/arm/t-netbsd: Remove.
 495         * config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
 496         (TARGET_LIBGCC2_CFLAGS): Remove.
 497         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
 498         * config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
 499         (TARGET_LIBGCC2_CFLAGS): Remove.
 500         * config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
 501         (LIBGCC, INSTALL_LIBGCC): Remove.
 502         * config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
 503         * config/bfin/t-bfin-linux: Likewise.
 504         * config/bfin/t-bfin-uclinux: Likewise.
 505         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
 506         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
 507         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
 508         config/c6x/ltf.c: Move to ../libgcc/config/c6x.
 509         * config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA): Remove.
 510         * config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
 511         * config/cris/arit.c: Move to ../libgcc/config/cris.
 512         * config/cris/cris_abi_symbol.c: Remove.
 513         * config/cris/cris.h: Remove obsolete comment.
 514         * config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
 515         * config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
 516         ($(LIB2FUNCS_EXTRA)): Remove.
 517         * config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
 518         (LIBGCC): Remove.
 519         * config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 520         * config/fr30/t-fr30: Remove.
 521         * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
 522         config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
 523         config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
 524         to ../libgcc/config/frv.
 525         * config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 526         (cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
 527         (ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
 528         * config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 529         * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
 530         config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
 531         config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
 532         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 533         (LIBGCC, INSTALL_LIBGCC): Remove.
 534         * config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
 535         * config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
 536         * config/i386/t-cygwin: Remove.
 537         * config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 538         (LIB2FUNCS_EXCLUDE): Remove.
 539         * config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 540         (LIBGCC, INSTALL_LIBGCC): Remove.
 541         * config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
 542         * config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
 543         * config/i386/t-mingw-w32: Likewise.
 544         * config/i386/t-mingw-w64: Likewise.
 545         * config/i386/t-openbsd: Likewise.
 546         * config/i386/t-nto: Remove.
 547         * config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
 548         * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 549         (quadlib.c): Remove.
 550         * config/ia64/t-ia64: Remove comment.
 551         * config/iq2000/lib2extra-funcs.c: Move to
 552         ../libgcc/config/iq2000/lib2funcs.c.
 553         * config/iq2000/t-iq2000: Remove.
 554         * config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
 555         * config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
 556         * config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 557         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
 558         * config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 559         (INSTALL_LIBGCC): Remove.
 560         * config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
 561         * config/m68k/t-floatlib: Remove.
 562         * config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
 563         * config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
 564         Fix typo.
 565         (LIBGCC, INSTALL_LIBGCC): Remove.
 566         * config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
 567         * config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
 568         * config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
 569         * config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 570         (INSTALL_LIBGCC): Remove.
 571         * config/mips/t-isa3264: Likewise.
 572         * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
 573         * config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 574         (INSTALL_LIBGCC): Remove.
 575         * config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
 576         * config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 577         (INSTALL_LIBGCC): Remove.
 578         * config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
 579         (LIB2FUNCS_STATIC_EXTRA): Remove.
 580         * config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
 581         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
 582         * config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
 583         * config/pa/fptr.c, config/pa/linux-atomic.c: Move to
 584         ../libgcc/config/pa.
 585         * config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
 586         * config/pa/quadlib.c: Move to ../libgcc/config/pa.
 587         * config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
 588         * config/pa/t-linux, config/pa/t-linux64: Remove.
 589         * config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
 590         config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
 591         * config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
 592         Remove.
 593         * config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
 594         * config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
 595         (TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
 596         * config/rs6000/crtresfpr.asm: Move to
 597         ../libgcc/config/rs6000/crtresfpr.S.
 598         * config/rs6000/crtresgpr.asm: Move to
 599         ../libgcc/config/rs6000/crtresgpr.S.
 600         * config/rs6000/crtresxfpr.asm: Move to
 601         ../libgcc/config/rs6000/crtresxfpr.S.
 602         * config/rs6000/crtresxgpr.asm: Move to
 603         ../libgcc/config/rs6000/crtresxgpr.S.
 604         * config/rs6000/crtsavfpr.asm: Move to
 605         ../libgcc/config/rs6000/crtsavfpr.S.
 606         * config/rs6000/crtsavgpr.asm: Move to
 607         ../libgcc/config/rs6000/crtsavgpr.S.
 608         * config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
 609         * config/rs6000/darwin-fpsave.asm: Move to
 610         ../libgcc/config/rs6000/darwin-fpsave.S.
 611         * config/rs6000/darwin-gpsave.asm: Move to
 612         ../libgcc/config/rs6000/darwin-gpsave.S.
 613         * config/rs6000/darwin-tramp.asm: Move to
 614         ../libgcc/config/rs6000/darwin-tramp.S.
 615         * config/rs6000/darwin-vecsave.asm: Move to
 616         ../libgcc/config/rs6000/darwin-vecsave.S.
 617         * config/rs6000/darwin-world.asm: Move to
 618         ../libgcc/config/rs6000/darwin-world.S.
 619         * config/rs6000/e500crtres32gpr.asm: Move to
 620         ../libgcc/config/rs6000/e500crtres32gpr.S.
 621         * config/rs6000/e500crtres64gpr.asm: Move to
 622         ../libgcc/config/rs6000/e500crtres64gpr.S.
 623         * config/rs6000/e500crtres64gprctr.asm: Move to
 624         ../libgcc/config/rs6000/e500crtres64gprctr.S.
 625         * config/rs6000/e500crtrest32gpr.asm: Move to
 626         ../libgcc/config/rs6000/e500crtrest32gpr.S.
 627         * config/rs6000/e500crtrest64gpr.asm: Move to
 628         ../libgcc/config/rs6000/e500crtrest64gpr.S.
 629         * config/rs6000/e500crtresx32gpr.asm: Move to
 630         ../libgcc/config/rs6000/e500crtresx32gpr.S.
 631         * config/rs6000/e500crtresx64gpr.asm: Move to
 632         ../libgcc/config/rs6000/e500crtresx64gpr.S.
 633         * config/rs6000/e500crtsav32gpr.asm: Move to
 634         ../libgcc/config/rs6000/e500crtsav32gpr.S.
 635         * config/rs6000/e500crtsav64gpr.asm: Move to
 636         ../libgcc/config/rs6000/e500crtsav64gpr.S.
 637         * config/rs6000/e500crtsav64gprctr.asm: Move to
 638         ../libgcc/config/rs6000/e500crtsav64gprctr.S.
 639         * config/rs6000/e500crtsavg32gpr.asm: Move to
 640         ../libgcc/config/rs6000/e500crtsavg32gpr.S.
 641         * config/rs6000/e500crtsavg64gpr.asm: Move to
 642         ../libgcc/config/rs6000/e500crtsavg64gpr.S.
 643         * config/rs6000/e500crtsavg64gprctr.asm: Move to
 644         ../libgcc/config/rs6000/e500crtsavg64gprctr.S.
 645         * config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
 646         * config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 647         (TARGET_LIBGCC2_CFLAGS): Remove.
 648         * config/rs6000/t-aix52: Likewise.
 649         * config/rs6000/t-darwin: Remove.
 650         * config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
 651         (LIB2FUNCS_EXTRA): Remove.
 652         * config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
 653         * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
 654         * config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
 655         (INSTALL_LIBGCC): Remove.
 656         * config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
 657         (LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
 658         (crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
 659         (INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
 660         ($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext))
 661         ($(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
 662         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
 663         (LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
 664         * config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
 665         * config/rs6000/t-vxworks: Remove comment.
 666         * config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
 667         * config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
 668         * config/sh/linux-atomic.asm: Move to
 669         ../libgcc/config/sh/linux-atomic.S.
 670         * config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
 671         * config/sh/t-netbsd: Remove.
 672         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 673         Remove.
 674         * config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
 675         * config/sparc/t-leon: Likewise.
 676         * config/sparc/t-leon3: Likewise.
 677         * config/sparc/t-linux64: Likewise.
 678         * config/sparc/t-netbsd64: Fix typo.
 679         Remove comment.
 680         * config/spu/divmodti4.c, config/spu/divv2df3.c,
 681         config/spu/float_disf.c, config/spu/float_unsdidf.c,
 682         config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
 683         config/spu/mfc_multi_tag_release.c,
 684         config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
 685         config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
 686         config/spu/multi3.c: Move to ../libgcc/config/spu.
 687         * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
 688         (LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
 689         (INSTALL_LIBGCC): Remove.
 690         * config/stormy16/stormy16-lib2.c: Move to
 691         ../libgcc/config/stormy16/lib2.c.
 692         * config/stormy16/stormy16-lib2-ashlsi3.c: Move to
 693         ../libgcc/config/stormy16/ashlsi3.c.
 694         * config/stormy16/stormy16-lib2-ashrsi3.c: Move to
 695         ../libgcc/config/stormy16/ashrsi3.c.
 696         * config/stormy16/stormy16-lib2-clzhi2.c: Move to
 697         ../libgcc/config/stormy16/clzhi2.c.
 698         * config/stormy16/stormy16-lib2-cmpsi2.c: Move to
 699         ../libgcc/config/stormy16/cmpsi2.c.
 700         * config/stormy16/stormy16-lib2-ctzhi2.c: Move to
 701         ../libgcc/config/stormy16/ctzhi2.c.
 702         * config/stormy16/stormy16-lib2-divsi3.c: Move to
 703         ../libgcc/config/stormy16/divsi3.c.
 704         * config/stormy16/stormy16-lib2-ffshi2.c: Move to
 705         ../libgcc/config/stormy16/ffshi2.c.
 706         * config/stormy16/stormy16-lib2-lshrsi3.c: Move to
 707         ../libgcc/config/stormy16/lshrsi3.c.
 708         * config/stormy16/stormy16-lib2-modsi3.c: Move to
 709         ../libgcc/config/stormy16/modsi3.c.
 710         * config/stormy16/stormy16-lib2-parityhi2.c: Move to
 711         ../libgcc/config/stormy16/parityhi2.c.
 712         * config/stormy16/stormy16-lib2-popcounthi2.c: Move to
 713         ../libgcc/config/stormy16/popcounthi2.c.
 714         * config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
 715         ../libgcc/config/stormy16/ucmpsi2.c.
 716         * config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
 717         ../libgcc/config/stormy16/udivmodsi4.c.
 718         * config/stormy16/stormy16-lib2-udivsi3.c: Move to
 719         ../libgcc/config/stormy16/udivsi3.c.
 720         * config/stormy16/stormy16-lib2-umodsi3.c: Move to
 721         ../libgcc/config/stormy16/umodsi3.c.
 722         * config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
 723         * config/v850/t-v850 (INSTALL_LIBGCC): Remove.
 724         * config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
 725         * config/xtensa/t-elf: Remove.
 726         * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
 727         * config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
 728         from tmake_file.
 729         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
 730         *-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
 731         (*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
 732         (*-*-openbsd*): Likewise.
 733         Remove t-openbsd-thread for posix threads.
 734         (alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee from tmake_file.
 735         (alpha*-*-freebsd*): Likewise.
 736         (alpha*-*-netbsd*): Likewise.
 737         (alpha*-*-openbsd*): Likewise.
 738         (alpha64-dec-*vms*): Likewise.
 739         (alpha*-dec-*vms*): Likewise.
 740         (arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
 741         (arm*-*-linux*): Remove t-linux from tmake_file.
 742         Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
 743         (arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
 744         arm*-*-uclinux*eabi.
 745         (arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
 746         tmake_file for arm*-*-eabi*.
 747         (fr30-*-elf): Remove tmake_file.
 748         (hppa*64*-*-linux*): Remove tmake_file.
 749         (hppa*-*-linux*): Likewise.
 750         (hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
 751         tmake_file.
 752         (hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
 753         (hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
 754         tmake_file.
 755         (i[34567]86-*-elf*): Remove tmake_file.
 756         (x86_64-*-elf*): Likewise.
 757         (i[34567]86-*-nto-qnx*): Likewise.
 758         (i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
 759         (i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
 760         from tmake_file if using win32 threads.
 761         (iq2000*-*-elf*): Remove tmake-file.
 762         (microblaze*-linux*): Likewise.
 763         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
 764         (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
 765         (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
 766         (sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
 767         sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
 768         (xtensa*-*-elf*): Remove tmake_file.
 769
 770 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 771
 772         * Makefile.in (LIB1ASMSRC): Don't export.
 773         (libgcc.mvars): Don't emit LIB1ASMFUNCS, LIB1ASMSRC.
 774         * config/arm/arm.c: Update lib1funcs.asm filename.
 775         * config/arm/linux-eabi.h: Likewise.
 776         * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
 777         config/arm/ieee754-df.S, config/arm/ieee754-sf.S: Move to
 778         ../libgcc/config/arm.
 779         * config/arm/lib1funcs.asm: Move to ../libgcc/config/arm/lib1funcs.S.
 780         * config/arm/t-arm (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 781         * config/arm/t-arm-elf (LIB1ASMFUNCS): Remove.
 782         * config/arm/t-bpabi: Likewise.
 783         * config/arm/t-linux (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 784         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Remove.
 785         * config/arm/t-strongarm-elf: Likewise.
 786         * config/arm/t-symbian: Likewise.
 787         * config/arm/t-vxworks: Likewise.
 788         * config/arm/t-wince-pe: Likewise.
 789         * config/avr/libgcc.S: Move to ../libgcc/config/avr.
 790         * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 791         * config/bfin/lib1funcs.asm: Move to ../libgcc/config/bfin/lib1funcs.S.
 792         * config/bfin/t-bfin: Remove.
 793         * config/bfin/t-bfin-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 794         * config/bfin/t-bfin-linux: Likewise.
 795         * config/bfin/t-bfin-uclinux: Likewise.
 796         * config/c6x/lib1funcs.asm: Move to ../libgcc/config/c6x/lib1funcs.S.
 797         * config/c6x/t-c6x-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 798         * config/fr30/lib1funcs.asm: Move to ../libgcc/config/fr30/lib1funcs.S.
 799         * config/fr30/t-fr30 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 800         * config/frv/lib1funcs.asm: Move to ../libgcc/config/frv/lib1funcs.S.
 801         * config/frv/t-frv (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 802         * config/h8300/fixunssfsi.c: Update lib1funcs.asm filename.
 803         * config/h8300/lib1funcs.asm: Move to
 804         ../libgcc/config/h8300/lib1funcs.S.
 805         * config/h8300/t-h8300 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 806         * config/i386/cygwin.asm: Move to ../libgcc/config/i386/cygwin.S.
 807         * config/i386/t-cygming (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 808         * config/i386/t-interix: Likewise.
 809         * config/ia64/lib1funcs.asm: Move to ../libgcc/config/ia64/lib1funcs.S.
 810         * config/ia64/t-hpux (LIB1ASMFUNCS, LIBGCC1_TEST): Remove.
 811         * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 812         * config/iq2000/t-iq2000 (LIBGCC1, CROSS_LIBGCC1): Remove.
 813         * config/m32c/m32c.c: Update m32c-lib1.S filename.
 814         * config/m32c/m32c-lib1.S: Move to ../libgcc/config/m32c/lib1funcs.S.
 815         * config/m32c/t-m32c (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 816         * config/m32r/t-linux (CROSS_LIBGCC1, LIBGCC1, LIBGCC1_TEST): Remove.
 817         * config/m68k/lb1sf68.asm: Move to ../libgcc/config/m68k/lb1sf68.S.
 818         * config/m68k/t-floatlib (LIB1ASMSRC, LIB1ASMFUNCS): New file.
 819         * config/mcore/lib1.asm: Move to ../libgcc/config/mcore/lib1funcs.S.
 820         * config/mcore/t-mcore (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 821         * config/mep/mep-lib1.asm: Move to ../libgcc/config/mep/lib1funcs.S.
 822         * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 823         * config/mips/mips16.S: Move to ../libgcc/config/mips.
 824         * config/mips/t-libgcc-mips16: Remove.
 825         * config/mips/t-sr71k (LIBGCC1, CROSS_LIBGCC1): Remove.
 826         * config/pa/milli64.S: Move to ../libgcc/config/pa.
 827         * config/pa/t-linux (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
 828         * config/pa/t-linux64: Likewise.
 829         * config/picochip/libgccExtras/fake_libgcc.asm: Move to
 830         ../libgcc/config/picochip/lib1funcs.S.
 831         * config/picochip/t-picochip (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
 832         * config/sh/lib1funcs.asm: Move to ../libgcc/config/sh/lib1funcs.S.
 833         * config/sh/lib1funcs.h: Move to ../libgcc/config/sh.
 834         * config/sh/sh.h: Update lib1funcs.asm filename.
 835         * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Remove.
 836         * config/sh/t-netbsd: Likewise.
 837         * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE):
 838         Remove.
 839         * config/sh/t-sh64 (LIB1ASMFUNCS): Remove.
 840         * config/sparc/lb1spc.asm: Move to ../libgcc/config/sparc/lb1spc.S.
 841         * config/sparc/lb1spl.asm: Remove.
 842         * config/sparc/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 843         * config/sparc/t-leon: Likewise.
 844         * config/spu/t-spu-elf (LIBGCC1, CROSS_LIBGCC1): Remove.
 845         * config/v850/lib1funcs.asm: Move to ../libgcc/config/v850/lib1funcs.S.
 846         * config/v850/t-v850 (LIB1ASMSRC, LIB1ASMFUNCS): Remove
 847         * config/vax/lib1funcs.asm: Move to ../libgcc/config/vax/lib1funcs.S.
 848         * config/vax/t-linux: Remove.
 849         * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S: Move to
 850         ../libgcc/config/xtensa.
 851         * config/xtensa/lib1funcs.asm: Move to
 852         ../libgcc/config/xtensa/lib1funcs.S.
 853         * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
 854         * config.gcc (bfin*-rtems*): Remove bfin/t-bfin from tmake_file.
 855         (bfin*-*): Likewise.
 856         (mips64*-*-linux*, mipsisa64*-*-linux*): Remove
 857         mips/t-libgcc-mips16 from tmake_file.
 858         (mips*-*-linux*): Likewise.
 859         (mips*-sde-elf*): Likewise.
 860         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
 861         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
 862         (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Likewise.
 863         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
 864         (mips-*-elf*, mipsel-*-elf*): Likewise.
 865         (mips64-*-elf*, mips64el-*-elf*): Likewise.
 866         (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
 867         (mips*-*-rtems*): Likewise.
 868         (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
 869         (vax-*-linux*): Remove vax/t-linux from tmake_file.
 870
 871 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 872
 873         * config.gcc (extra_parts): Remove.
 874         (*-*-freebsd*): Remove extra_parts.
 875         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
 876         *-*-gnu*, *-*-kopensolaris*-gnu): Likewise.
 877         (*-*-netbsd*): Remove t-libc-ok, t-netbsd from tmake_file.
 878         Remove extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
 879         *-*-netbsdelf[2-9]*.
 880         (*-*-openbsd*): Remove t-libc-ok from tmake_file.
 881         (alpha*-*-linux*): Remove extra_parts.
 882         (alpha*-*-freebsd*): Likewise.
 883         (bfin*-linux-uclibc*): Likewise.
 884         (fr30-*-elf): Likewise.
 885         (moxie-*-elf): Likewise.
 886         (moxie-*-uclinux*): Likewise.
 887         (h8300-*-rtems*): Remove h8300/t-elf from tmake_file.
 888         (h8300-*-elf*): Likewise.
 889         (hppa*64*-*-hpux11*): Remove extra_parts.
 890         (i[34567]86-*-elf*): Remove i386/t-i386elf, i386/t-crtstuff from
 891         tmake_file.
 892         (x86_64-*-elf*): Likewise.
 893         (i[34567]86-*-freebsd*): Remove tmake_file.
 894         (x86_64-*-freebsd*): Likewise.
 895         (x86_64-*-netbsd*): Likewise.
 896         (i[34567]86-*-openbsd2.*, i[34567]86-*openbsd3.[0123]): Remove
 897         t-libc-ok from tmake_file.
 898         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
 899         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
 900         i[34567]86-*-kopensolaris*-gnu): Remove i386/t-crtstuff from
 901         tmake_file.
 902         Remove extra_parts.
 903         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
 904         Remove i386/t-crtstuff from tmake_file.
 905         (i[34567]86-*-lynxos*): Likewise.
 906         Remove extra_parts.
 907         (ia64*-*-elf*): Remove extra_parts.
 908         (ia64*-*-freebsd*): Likewise.
 909         (ia64*-*-linux*): Likewise.
 910         (ia64-hp-*vms*): Remove ia64/t-vms from tmake_file.
 911         (m32r-*-elf*): Remove extra_parts.
 912         (m32rle-*-elf*): Likewise.
 913         (m32r-*-rtems*): Likewise.
 914         (m68k-*-elf*, fido-*-elf*): Likewise.
 915         (m68k*-*-openbsd*): Remove t-libc-ok from tmake_file.
 916         (m68k-*-rtems*): Remove extra_parts.
 917         (mep-*-*): Likewise.
 918         (microblaze*-linux*): Likewise.
 919         (mips64*-*-linux*, mipsisa64*-*-linux*): Likewise.
 920         (mips*-*-linux*): Likewise.
 921         (powerpc-*-lynxos*): Likewise.
 922         (s390x-ibm-tpf*): Likewise.
 923         (score-*-elf): Likewise.
 924         Remove tmake_file.
 925         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*, sh[2346lbe]*-*-linux*,
 926         sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*, sh5l*-*-netbsd*,
 927         sh64-*-netbsd*, sh64l*-*-netbsd*): Remove sh/t-elf from tmake_file.
 928         Remove sh/t-superh from tmake_file for sh*-superh-elf.
 929         Remove sh/t-linux64 from tmake_file for sh64*-*-linux*.
 930         (sh-*-rtems*): Remove sh/t-elf from tmake_file.
 931         (sh-wrs-vxworks): Likewise.
 932         (sparc-*-linux*): Remove extra_parts.
 933         (sparc64-*-linux*): Likewise.
 934         (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Likewise.
 935         (xstormy16-*-elf): Likewise.
 936         (xtensa*-*-linux*): Remove xtensa/t-linux from tmake_file.
 937         (am33_2.0-*-linux*): Remove extra_parts.
 938         * configure.ac (extra_parts): Don't substitute.
 939         * configure: Regenerate.
 940         * crtstuff.c: Move to ../libgcc.
 941         * Makefile.in (CRTSTUFF_CFLAGS): Remove.
 942         (EXTRA_PARTS): Remove.
 943         (CRTSTUFF_T_CFLAGS): Remove.
 944         (MOSTLYCLEANFILES): Remove $(EXTRA_PARTS).
 945         (GCC_EXTRA_PARTS): Remove.
 946         (libgcc.mvars): Remove GCC_EXTRA_PARTS, CRTSTUFF_CFLAGS,
 947         CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S.
 948         Emit GCC_CFLAGS, INHIBIT_LIBC_CFLAGS.
 949         ($(T)crtbegin.o, $(T)crtend.o, $(T)crtbeginS.o, $(T)crtendS.o)
 950         ($(T)crtbeginT.o): Remove.
 951         * config/alpha/t-vms (EXTRA_PARTS): Remove.
 952         ($(T)vms-dwarf2.o, $(T)vms-dwarf2eh.o): Remove.
 953         * config/alpha/vms-dwarf2.asm: Move to
 954         ../libgcc/config/alpha/vms-dwarf2.S.
 955         * config/alpha/vms-dwarf2eh.asm: Move to
 956         ../libgcc/config/alpha/vms-dwarf2eh.S.
 957         * config/arm/crti.asm: Move to ../libgcc/config/arm/crti.S.
 958         * config/arm/crtn.asm: Move to ../libgcc/config/arm/crtn.S.
 959         * config/arm/t-arm-elf (EXTRA_MULTILIB_PARTS): Remove.
 960         ($(T)crti.o, $(T)crtn.o): Remove.
 961         * config/arm/t-linux: Remove comment.
 962         * config/arm/t-linux-eabi (EXTRA_MULTILIB_PARTS): Remove.
 963         * config/arm/t-strongarm-elf (EXTRA_MULTILIB_PARTS): Remove.
 964         ($(T)crti.o, $(T)crtn.o): Remove.
 965         * config/arm/t-symbian (EXTRA_MULTILIB_PARTS): Remove.
 966         * config/bfin/crti.s: Move to ../libgcc/config/bfin/crti.S.
 967         * config/bfin/crtn.s: Move to ../libgcc/config/bfin/crtn.S.
 968         * config/bfin/crtlibid.s: Move to ../libgcc/config/bfin/crtlibid.S.
 969         * config/bfin/t-bfin (EXTRA_PARTS): Remove.
 970         ($(T)crti.o, $(T)crtn.o): Remove.
 971         * config/bfin/t-bfin-elf (CRTSTUFF_T_CFLAGS): Remove.
 972         ($(T)crti.o, $(T)crtn.o, $(T)crtlibid.o): Remove
 973         (EXTRA_MULTILIB_PARTS): Remove.
 974         * config/bfin/t-bfin-linux (CRTSTUFF_T_CFLAGS,
 975         EXTRA_MULTILIB_PARTS): Remove.
 976         * config/bfin/t-bfin-uclinux (CRTSTUFF_T_CFLAGS): Remove.
 977         ($(T)crtlibid.o): Remove.
 978         (EXTRA_MULTILIB_PARTS): Remove.
 979         * config/c6x/crti.s: Move to ../libgcc/config/c6x/crti.S.
 980         * config/c6x/crtn.s: Move to ../libgcc/config/c6x/crtn.S.
 981         * config/c6x/t-c6x-elf ($(T)crti.o, $(T)crtn.o): Remove.
 982         (EXTRA_MULTILIB_PARTS): Remove.
 983         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
 984         * config/c6x/t-c6x-uclinux (CRTSTUFF_T_CFLAGS,
 985         CRTSTUFF_T_CFLAGS_S): Remove.
 986         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Remove.
 987         * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
 988         * config/fr30/crti.asm: Move to ../libgcc/config/fr30/crti.S.
 989         * config/fr30/crtn.asm: Move to ../libgcc/config/fr30/crtn.S.
 990         * config/fr30/t-fr30 ($(T)crti.o, $(T)crtn.o): Remove.
 991         * config/frv/frvbegin.c, config/frv/frvend.c: Move to
 992         ../libgcc/config/frv.
 993         * config/frv/t-frv (EXTRA_MULTILIB_PARTS): Remove.
 994         (FRVSTUFF_CFLAGS, $(T)frvbegin$(objext), $(T)frvend$(objext)): Remove.
 995         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove.
 996         (CRTSTUFF_T_CFLAGS): Remove.
 997         * config/h8300/crti.asm: Move to ../libgcc/config/h8300/crti.S.
 998         * config/h8300/crtn.asm: Move to ../libgcc/config/h8300/crtn.S.
 999         * config/h8300/t-elf: Remove.
1000         * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
1001         Move to ../libgcc/config/i386.
1002         * config/i386/t-crtstuff: Remove.
1003         * config/i386/t-i386elf: Remove.
1004         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1005         * config/i386/t-nto (CRTSTUFF_T_CFLAGS, EXTRA_PARTS): Remove.
1006         * config/ia64/crtbegin.asm: Move to ../libgcc/config/ia64/crtbegin.S.
1007         * config/ia64/crtend.asm: Move to ../libgcc/config/ia64/crtend.S.
1008         * config/ia64/crti.asm: Move to ../libgcc/config/ia64/crti.S.
1009         * config/ia64/crtn.asm: Move to ../libgcc/config/ia64/crtn.S.
1010         * config/ia64/t-vms: Remove.
1011         * config/ia64/vms-crtinit.asm: Move to
1012         ../libgcc/config/ia64/vms-crtinit.S.
1013         * config/m32c/t-m32c (EXTRA_MULTILIB_PARTS): Remove.
1014         * config/m32r/initfini.c: Move to ../libgcc/config/m32r.
1015         * config/m32r/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1016         * config/m32r/t-m32r (CRTSTUFF_T_CFLAGS): Remove.
1017         ($(T)crtinit.o, $(T)crtfini.o): Remove.
1018         (m32rx, m32r2): Remove.
1019         (EXTRA_MULTILIB_PARTS): Remove.
1020         * config/m68k/crti.s: Move to ../libgcc/config/m68k/crti.S.
1021         * config/m68k/crtn.s: Move to ../libgcc/config/m68k/crtn.S.
1022         * config/m68k/t-crtstuff: Remove.
1023         * config/m68k/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1024         * config/m68k/t-m68kelf: Remove.
1025         * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Remove.
1026         * config/mcore/crti.asm: Move to ../libgcc/config/mcore/crti.S.
1027         * config/mcore/crtn.asm: Move to ../libgcc/config/mcore/crtn.S.
1028         * config/mcore/t-mcore ($(T)crti.o, $(T)crtn.o): Remove.
1029         (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1030         * config/mep/t-mep (CRTSTUFF_CFLAGS): Remove.
1031         (EXTRA_MULTILIB_PARTS): Remove.
1032         * config/microblaze/crti.s: Move to ../libgcc/config/microblaze/crti.S.
1033         * config/microblaze/crtn.s: Move to ../libgcc/config/microblaze/crtn.S.
1034         * config/microblaze/t-microblaze (EXTRA_MULTILIB_PARTS,
1035         EXTRA_PARTS): Remove.
1036         ($(T)crti$(objext), $(T)crtn$(objext)): Remove.
1037         * config/mips/crti.asm: Move to ../libgcc/config/mips/crti.S.
1038         * config/mips/crtn.asm: Move to ../libgcc/config/mips/crtn.S.
1039         * config/mips/t-elf (CRTSTUFF_T_CFLAGS): Remove.
1040         ($(T)crti.o, $(T)crtn.o): Remove.
1041         (EXTRA_MULTILIB_PARTS): Remove.
1042         * config/mips/t-isa3264: Likewise.
1043         * config/mips/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1044         * config/mips/t-r3900 (EXTRA_MULTILIB_PARTS): Remove.
1045         (CRTSTUFF_T_CFLAGS): Remove.
1046         * config/mips/t-sde (CRTSTUFF_T_CFLAGS): Remove.
1047         ($(T)crti.o, $(T)crtn.o): Remove.
1048         (EXTRA_MULTILIB_PARTS): Remove.
1049         * config/mips/t-sr71k (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS):
1050         Remove.
1051         ($(T)crti.o, $(T)crtn.o): Remove.
1052         * config/mips/t-st (EXTRA_MULTILIB_PARTS): Remove.
1053         * config/mips/t-vr (CRTSTUFF_T_CFLAGS): Remove.
1054         (EXTRA_MULTILIB_PARTS): Remove.
1055         ($(T)crti.o, $(T)crtn.o): Remove.
1056         * config/mmix/crti.asm: Move to ../libgcc/config/crti.S.
1057         * config/mmix/crtn.asm: Move to ../libgcc/config/crtn.S.
1058         * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Remove.
1059         * config/moxie/crti.asm, config/moxie/crtn.asm: Remove.
1060         * config/pa/stublib.c: Move to libgcc/config/pa.
1061         * config/pa/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1062         * config/pa/t-linux64 (CRTSTUFF_T_CFLAGS_S): Remove.
1063         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1064         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1065         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1066         ($(T)libgcc_stub.a): Remove.
1067         * config/pa/t-pa64 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1068         (rfi-stub.o, dfi-stub.o, cxaf-stub.o, jvrc-stub.o)
1069         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1070         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1071         ($(T)libgcc_stub.a): Remove.
1072         * config/rs6000/eabi-cn.asm: Move to
1073         ../../../libgcc/config/rs6000/eabi-cn.S.
1074         * config/rs6000/eabi-ci.asm: Move to
1075         ../../../libgcc/config/rs6000/eabi-ci.S.
1076         * config/rs6000/sol-ci.asm: Move to
1077         ../../../libgcc/config/rs6000/sol-ci.S.
1078         * config/rs6000/sol-cn.asm: Move to
1079         ../../../libgcc/config/rs6000/sol-cn.S.
1080         * config/rs6000/t-lynx (EXTRA_MULTILIB_PARTS): Remove.
1081         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1082         * config/rs6000/t-netbsd (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
1083         Remove.
1084         (EXTRA_MULTILIB_PARTS): Remove.
1085         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Remove.
1086         (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
1087         ($(T)ecrti$(objext), $(T)ecrtn$(objext), $(T)ncrti$(objext),
1088         ($(T)ncrtn$(objext)): Remove.
1089         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1090         * config/rs6000/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1091         * config/rx/t-rx (EXTRA_MULTILIB_PARTS): Remove.
1092         * config/score/crti.asm: Move to ../libgcc/config/score/crti.S.
1093         * config/score/crtn.asm: Move to ../libgcc/config/score/crtn.S.
1094         * config/score/t-score-elf: Remove.
1095         * config/sh/crt1.asm: Move to ../libgcc/config/sh/crt1.S.
1096         * config/sh/crti.asm: Move to ../libgcc/config/sh/crti.S.
1097         * config/sh/crtn.asm: Move to ../libgcc/config/sh/crtn.S.
1098         * config/sh/lib1funcs-4-300.asm: Move to
1099         ../../../libgcc/config/sh/lib1funcs-4-300.S.
1100         * config/sh/lib1funcs-Os-4-200.asm: Move to
1101         ../libgcc/config/sh/lib1funcs-Os-4-200.S.
1102         * config/sh/t-elf: Remove.
1103         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1104         * config/sh/t-linux64: Remove.
1105         * config/sh/t-netbsd (EXTRA_MULTILIB_PARTS): Remove.
1106         * config/sh/t-sh ($(T)crt1.o, $(T)crti.o, $(T)crtn.o): Remove.
1107         (IC_EXTRA_PARTS, OPT_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1108         ($(T)ic_invalidate_array_4-100.o)
1109         ($(T)libic_invalidate_array_4-100.a)
1110         ($(T)ic_invalidate_array_4-200.o)
1111         ($(T)libic_invalidate_array_4-200.a, $(T)ic_invalidate_array_4a.o)
1112         ($(T)libic_invalidate_array_4a.a, $(T)sdivsi3_i4i-Os-4-200.o)
1113         ($(T)udivsi3_i4i-Os-4-200.o, $(T)unwind-dw2-Os-4-200.o)
1114         ($(T)libgcc-Os-4-200.a, $(T)div_table-4-300.o)
1115         ($(T)libgcc-4-300.a): Remove.
1116         * config/sh/t-superh: Remove.
1117         * config/sh/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1118         * config/sparc/t-linux64 (CRTSTUFF_T_CFLAGS): Remove.
1119         * config/spu/cache.S: Move to ../libgcc/config/spu.
1120         * config/spu/cachemgr.c: Move to ../libgcc/config/spu.
1121         * config/spu/t-spu-elf (CRTSTUFF_T_CFLAGS): Remove.
1122         (EXTRA_MULTILIB_PARTS): Remove.
1123         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o, $(T)libgcc_%.a): Remove.
1124         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache32k.o)
1125         ($(T)cache64k.o, $(T)cache128k.o): Remove.
1126         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Remove.
1127         * config/t-libc-ok: Remove.
1128         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1129         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Remove.
1130         * config/t-netbsd: Remove.
1131         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Remove.
1132         * config/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1133         * config/vms/t-vms (VMS_EXTRA_PARTS): Remove.
1134         ($(T)vcrt0.o, $(T)pcrt0.o): Remove.
1135         * config/vms/vms-ucrt0.c: Move to ../libgcc/config/vms.
1136         * config/xtensa/crti.asm: Move to ../libgcc/config/xtensa/crti.S.
1137         * config/xtensa/crtn.asm: Move to ../libgcc/config/xtensa/crtn.S.
1138         * config/xtensa/t-elf (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1139         (EXTRA_MULTILIB_PARTS): Remove.
1140         * config/xtensa/t-linux: Remove.
1141         * config/xtensa/t-xtensa ($(T)crti.o, $(T)crtn.o): Remove.
1142
1143 2011-11-02  Uros Bizjak  <ubizjak@gmail.com>
1144
1145         * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_CVTTPD2DQ256]: Use
1146         CODE_FOR_fix_truncv4dfv4si2, not CODE_FOR_fix_truncv4sfv4si2.
1147
1148 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1149
1150         PR translation/45116
1151         * Makefile.in (slibdir): Remove, don't export.
1152         (SHLIB_NM_FLAGS): Remove.
1153         (libgcc.mvars): Don't emit SHLIB_LINK, SHLIB_INSTALL,
1154         SHLIB_DLLDIR, SHLIB_EXT, SHLIB_MKMAP, SHLIB_MKMAP_OPTS,
1155         SHLIB_MAPFILES, SHLIB_NM_FLAGS.
1156         (DRIVER_DEFINES): Test SHLIB instead of SHLIB_LINK.
1157         (gcc.o): Pass SHLIB instead of SHLIB_LINK.
1158         (gccspec.o): Likewise.
1159         (installdirs): Don't create $(DESTDIR)$(slibdir).
1160         * configure.ac (slibdir): Remove.
1161         * configure: Regenerate.
1162         * libgcc-libsystem.ver: Move to ../libgcc/config.
1163         * mkmap-flat.awk, mkmap-symver.awk: Move to ../libgcc.
1164         * config/libgcc-glibc.ver: Move to ../libgcc/config.
1165         * config/t-libunwind (SHLIB_LC): Remove.
1166         * config/t-linux (SHLIB_MAPFILES): Remove.
1167         * config/t-slibgcc-dummy: Rename to config/t-slibgcc.
1168         * config/t-slibgcc-elf-ver: Remove.
1169         * config/t-slibgcc-libgcc, config/t-slibgcc-nolc-override: Move to
1170         ../libgcc/config.
1171         * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: Move
1172         to ../libgcc/config/alpha.
1173         * config/alpha/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1174         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_SYMVEC,
1175         SHLIB_SYMVECX2, SHLIB_LINK): Remove.
1176         * config/arm/libgcc-bpabi.ver: Move to ../libgcc/config/arm.
1177         * config/arm/t-bpabi (SHLIB_MAPFILES): Remove.
1178         * config/arm/t-netbsd (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME,
1179         SHLIB_OBJS, SHLIB_LINK, SHLIB_INSTALL): Remove.
1180         * config/arm/t-symbian (SHLIB_LC): Remove.
1181         * config/bfin/libgcc-bfin.ver: Move to
1182         ../libgcc/config/bfin/libgcc-glibc.ver.
1183         * config/bfin/t-bfin-linux (SHLIB_MAPFILES): Remove.
1184         * config/c6x/libgcc-c6xeabi.ver: Move to
1185         ../libgcc/config/c6x/libgcc-eabi.ver.
1186         * config/c6x/t-c6x-elf (SHLIB_MAPFILES): Remove.
1187         * config/cris/libgcc.ver: Move to
1188         ../libgcc/config/cris/libgcc-glibc.ver.
1189         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1190         * config/frv/libgcc-frv.ver: Move to ../libgcc/config/frv.
1191         * config/frv/t-linux (SHLIB_MAPFILES): Remove.
1192         * config/i386/darwin-libgcc.10.4.ver: Move to
1193         ../libgcc/config/i386/libgcc-darwin.10.4.ver.
1194         * config/i386/darwin-libgcc.10.5.ver: Move to
1195         ../libgcc/config/i386/libgcc-darwin.10.5.ver.
1196         * config/i386/libgcc-glibc.ver: Move to ../libgcc/config/i386.
1197         * config/i386/t-cygming (SHLIB_EXT, SHLIB_IMPLIB, SHLIB_SOVERSION,
1198         SHLIB_SONAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_DIR, SHLIB_SLIBDIR_QUAL)
1199         SHLIB_PTHREAD_CFLAG, SHLIB_PTHREAD_LDFLAG, SHLIB_LINK,
1200         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MKMAP_OPTS, SHLIB_MAPFILES): Remove.
1201         * config/i386/t-cygwin (SHLIB_LC, SHLIB_EH_EXTENSION,
1202         SHLIB_IMPLIB, SHLIB_SONAME, SHLIB_MKMAP_OPTS): Remove.
1203         * config/i386/t-dlldir, config/i386/t-dlldir-x: Move to
1204         ../libgcc/config/i386.
1205         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Move to
1206         ../libgcc/config/i386.
1207         * config/i386/t-linux: Move to ../libgcc/config/i386.
1208         * config/i386/t-mingw-pthread: Move to ../libgcc/config/i386.
1209         * config/i386/t-mingw-w32 (SHLIB_LC): Remove.
1210         * config/i386/t-mingw-w64: Likewise.
1211         * config/i386/t-mingw32: Remove.
1212         * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: Move
1213         to ../libgcc/config/ia64.
1214         * config/ia64/t-glibc: Remove.
1215         * config/ia64/t-hpux (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL): Remove.
1216         * config/ia64/t-ia64 (SHLIB_MAPFILES): Remove.
1217         * config/ia64/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1218         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_LINK): Remove.
1219         * config/ia64/vms_symvec_libgcc_s.opt: Remove.
1220         * config/m32r/libgcc-glibc.ver: Move to ../libgcc/config/m32r.
1221         * config/m32r/t-linux (SHLIB_MAPFILES): Remove.
1222         * config/m68k/t-slibgcc-elf-ver: Move to ../libgcc/config/m68k.
1223         * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Remove.
1224         * config/pa/t-hpux-shlib: Move to ../libgcc/config/pa/t-slibgcc-hpux.
1225         * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver:
1226         Move to ../libgcc/config/pa.
1227         * config/rs6000/darwin-libgcc.10.4.ver: Move to
1228         ../libgcc/config/rs6000/libgcc-darwin.10.4.ver.
1229         * config/rs6000/darwin-libgcc.10.5.ver: Move to
1230         ../libgcc/config/rs6000/libgcc-darwin.10.5.ver.
1231         * config/rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL,
1232         SHLIB_LIBS, SHLIB_MKMAP, SHLIB_NM_FLAGS, AR_FLAGS_FOR_TARGET): Remove.
1233         * config/rs6000/t-aix52: Likewise.
1234         * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: Move to
1235         ../libgcc/config/sh.
1236         * config/sparc/libgcc-sparc-glibc.ver: Move to
1237         ../libgcc/config/sparc/libgcc-glibc.ver.
1238         * config/sparc/t-linux: Move to ../libgcc/config/sparc.
1239         * config/xtensa/t-linux (SHLIB_MAPFILES): Remove.
1240         * config/xtensa/libgcc-xtensa.ver: Move to
1241         ../libgcc/config/xtensa/libgcc-glibc.ver.
1242         * config.gcc (*-*-freebsd*): Replace t-slibgcc-elf-ver with
1243         t-slibgcc in tmake_file.
1244         Remove t-slibgcc-nolc-override for *-*-freebsd[34],
1245         *-*-freebsd[34].* with pthreads.
1246         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu,
1247         *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Replace
1248         t-slibgcc-elf-ver with t-slibgcc in tmake_file.
1249         (*-*-netbsd*): Likewise.
1250         (*-*-solaris2*): Replace t-slibgcc-dummy with t-slibgcc in tmake_file.
1251         (*-*-*vms*): Add t-slibgcc to tmake_file.
1252         (alpha*-*-linux*): Remove alpha/t-linux from tmake_file.
1253         (alpha*-dec-osf5.1*): Replace t-slibgcc-dummy with t-slibgcc in
1254         tmake_file.
1255         (arm*-*-linux*): Remove t-slibgcc-libgcc from tmake_file for
1256         arm*-*-linux-*eabi.
1257         (bfin*-linux-uclibc*): Replace t-slibgcc-dummy with t-slibgcc in
1258         tmake_file.
1259         (crisv32-*-linux*, cris-*-linux*): Likewise.
1260         (hppa*-*-linux*): Remove t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
1261         pa/t-slibgcc-dwarf-ver from tmake_file.
1262         (hppa[12]*-*-hpux10*): Replace pa/t-hpux-shlib with t-slibgcc in
1263         tmake_file.
1264         Remove pa/t-slibgcc-sjlj-ver, pa/t-slibgcc-dwarf-ver from tmake_file.
1265         (hppa*64*-*-hpux11*): Likewise.
1266         (hppa[12]*-*-hpux11*): Likewise.
1267         (i[34567]86-*-darwin*): Replace t-slibgcc-dummy in t-slibgcc in
1268         tmake_file.
1269         (x86_64-*-darwin*): Likewise.
1270         (i[34567]86-*-cygwin*): Remove tmake_eh_file, tmake_dlldir_file.
1271         Add t-slibgcc to tmake_file.
1272         (i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
1273         Remove i386/t-mingw32 from tmake_file unless x86_64-w64-*,
1274         i[34567]86-w64-*.
1275         Remove i386/t-mingw-pthread from tmake_file.
1276         (ia64*-*-linux*): Remove ia64/t-glibc from tmake_file.
1277         (ia64*-*-hpux*): Add t-slibgcc to tmake_file.
1278         (ia64-hp-*vms*): Likewise.
1279         (m32r-*-linux*): Replace t-slibgcc-elf-ver with t-slibgcc in
1280         tmake_file.
1281         (m32rle-*-linux*): Likewise.
1282         (m68k-*-linux*): Remove m68k/t-slibgcc-elf-ver from tmake_file.
1283         (microblaze*-linux*): Remove t-slibgcc-elf-ver,
1284         t-slibgcc-nolc-override from tmake_file.
1285         (mips-sgi-irix6.5*): Replace t-slibgcc-dummy with t-slibgcc in
1286         tmake_file.
1287         (powerpc-*-darwin*): Likewise.
1288         (powerpc64-*-darwin*): Likewise.
1289         (powerpc-*-freebsd*): Remove t-slibgcc-libgcc from tmake_file.
1290         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
1291         (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
1292         t-slibgcc to tmake_file.
1293         (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
1294         (rs6000-ibm-aix5.2.*, powerpc-ibm-aix5.2.*): Likewise.
1295         (rs6000-ibm-aix5.3.*, powerpc-ibm-aix5.3.*): Likewise.
1296         (rs6000-ibm-aix[6789].*, powerpc-ibm-aix[6789].*): Likewise.
1297         (sparc-*-linux*): Remove sparc/t-linux from tmake_file.
1298         (sparc64-*-linux*): Likewise.
1299         (tic6x-*-uclinux): Replace t-slibgcc-elf-ver with t-slibgcc in
1300         tmake_file.
1301         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1302         x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Remove i386/t-linux
1303         from tmake_file.
1304
1305 2011-11-02  Richard Guenther  <rguenther@suse.de>
1306
1307         PR tree-optimization/50902
1308         * tree-vect-stmts.c (vectorizable_load): Properly convert
1309         an invariant initializer element.
1310
1311 2010-11-02  Richard Guenther  <rguenther@suse.de>
1312
1313         PR tree-optimization/50890
1314         * gimple.h (gimple_fold_call): Remove.
1315         * gimple-fold.c (fold_stmt_1): Move all call related code to ...
1316         (gimple_fold_call): ... here.  Make static.  Update the
1317         cannot-inline flag on direct calls.
1318         * ipa-inline.c (early_inliner): Copy the cannot-inline flag
1319         from the statements to the edges.
1320
1321 2011-11-01  Ian Lance Taylor  <iant@google.com>
1322
1323         * godump.c (struct macro_hash_value): Define.
1324         (macro_hash_hashval): New static function.
1325         (macro_hash_eq, macro_hash_del): New static functions.
1326         (go_define): Use macro_hash_value to store values in macro_hash.
1327         Replace an old value on a redefinition.  Don't print anything to
1328         go_dump_file.
1329         (go_undef): Delete the entry from the hash table.
1330         (go_output_typedef): For an enum, use macro_hash_value, and don't
1331         print anything to go_dump_file.
1332         (go_print_macro): New static function.
1333         (go_finish): Traverse macro_hash with go_print_macro.
1334         (dump_go_spec_init): Update macro_hash creation for macro_hash_value.
1335
1336 2011-11-02  Alan Modra  <amodra@gmail.com>
1337
1338         * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
1339
1340 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
1341
1342         PR c++/44277
1343         * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
1344
1345 2011-11-01  Andrew Stubbs  <ams@codesourcery.com>
1346
1347         * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
1348
1349 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1350
1351         * config/i386/i386.md (splitters for int-float conversion): Use
1352         SUBREG_REG on SUBREGs in splitter constraints.
1353
1354 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1355
1356         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
1357         prototype.
1358         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
1359         function.
1360         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
1361         (ssepackfltmode): New mode attr.
1362         (vec_pack_ufix_trunc_<mode>): New expander.
1363
1364 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1365
1366         PR target/50940
1367         * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
1368         Compare <ssevecmode>mode to V4SFmode, not V4SImode.
1369
1370 2011-11-01  Peter Bergner  <bergner@vnet.ibm.com>
1371
1372         * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
1373         * config/rs6000/476.h: New file.
1374         * config/rs6000/476.opt: Likewise.
1375         * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
1376         (SET_TARGET_LINK_STACK): Likewise.
1377         (TARGET_ASM_CODE_END): Define.
1378         * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
1379         TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
1380         (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
1381         code if TARGET_LINK_STACK.
1382         (rs6000_emit_load_toc_table): Likewise.
1383         (output_function_profiler): Likewise
1384         (macho_branch_islands): Likewise
1385         (machopic_output_stub): Likewise
1386         (get_ppc476_thunk_name): New function.
1387         (rs6000_code_end): Likewise.
1388         * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
1389         Convert to a define_expand.
1390         (load_toc_v4_PIC_1_normal): New define_insn.
1391         (load_toc_v4_PIC_1_476): Likewise.
1392         (load_toc_v4_PIC_1b_normal): Likewise.
1393         (load_toc_v4_PIC_1b_476): Likewise.
1394
1395 2011-11-01  Georg-Johann Lay  <avr@gjlay.de>
1396
1397         PR target/50910
1398         * config/avr/avr.opt (-mbranch-cost=): New option.
1399         * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
1400         * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
1401         * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
1402         (*addhi3_zero_extend1): Remove % in constraint of operand 1.
1403         (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
1404
1405 2011-11-01  Tom de Vries  <tom@codesourcery.com>
1406
1407         PR tree-optimization/50908
1408         * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
1409         before update_vuses, test for 1 predecessor rather than two.
1410         (delete_block_update_dominator_info): New function, part of it factored
1411         out of ...
1412         (replace_block_by): Use delete_block_update_dominator_info.  Call
1413         update_vuses after deleting bb1 and updating dominator info, instead of
1414         before.
1415
1416 2011-11-01  David S. Miller  <davem@davemloft.net>
1417
1418         * config/sparc/sparc.c (vector_init_faligndata): New function.
1419         (sparc_expand_vector_init): Use it for V4HImode on VIS1.
1420
1421         * config/sparc/sparc.c (sparc_expand_vcond): New function.
1422         * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
1423         * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
1424         (vconduv8qiv8qi): Likewise.
1425
1426 2011-11-01  Alexandre Oliva  <aoliva@redhat.com>
1427
1428         PR debug/50869
1429         * cselib.c (cfa_base_preserved_regno): Initialize.
1430         (cselib_expand_value_rtx_1): Don't expand it.
1431         * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
1432         Check it's only zero if result is NULL.
1433
1434 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1435
1436         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
1437         expander.
1438
1439         * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
1440         (sseintvecmodelower): New mode iterator.
1441         (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
1442         (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1443         (floatunsv4siv4sf2): Macroize into...
1444         (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1445
1446 2011-10-31  David S. Miller  <davem@davemloft.net>
1447
1448         * config/sparc/sparc.md (cmask patterns): Allow zero operand.
1449
1450         * dwarf2out.c (cached_next_real_insn): New.
1451         (dwarf2out_end_epilogue): Set it to NULL_RTX.
1452         (dwarf2out_var_location): Remove cached_next_real_insn local static.
1453
1454 2011-10-31  Richard Henderson  <rth@redhat.com>
1455
1456         * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
1457         (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
1458         (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
1459         (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
1460         (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
1461         (floatv4siv4df2): Rename from avx_cvtdq2pd256.
1462         (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
1463         (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
1464         * config/i386/i386.md (splitters for int-float conversion): Likewise.
1465         * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
1466         (bdesc_args): Likewise.
1467         (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
1468         (ix86_vectorize_builtin_conversion): Remove.
1469         (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
1470
1471 2011-10-31  Martin Jambor  <mjambor@suse.cz>
1472
1473         * ipa-prop.c (mark_modified): Moved up in the file.
1474         (is_parm_modified_before_call): Renamed to
1475         is_parm_modified_before_stmt, moved up in the file.
1476         (load_from_unmodified_param): New function.
1477         (compute_complex_assign_jump_func): Also attempt to create pass
1478         through jump functions for values loaded from (addressable)
1479         parameters.
1480
1481 2011-10-31  Jakub Jelinek  <jakub@redhat.com>
1482
1483         * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
1484         in a loop and has different type from op0, cast it to op0's type
1485         before the loop first.  For slp give up.  Don't crash if op1_vectype
1486         is NULL.
1487
1488 2011-10-31  Paul Brook  <paul@codesourcery.com>
1489
1490         * cgraphunit.c: Don't mark clones as static constructors.
1491
1492 2011-10-31  David Edelsohn  <dje.gcc@gmail.com>
1493
1494         * gcc-ar: Do not include stdio.h.
1495
1496 2011-10-31  Diego Novillo  <dnovillo@google.com>
1497
1498         * tree-streamer-out.c (pack_ts_base_value_fields): Emit
1499         TYPE_ADDR_SPACE.
1500         * tree-streamer-in.c (unpack_ts_base_value_fields): Read
1501         TYPE_ADDR_SPACE.
1502
1503 2011-10-30  David S. Miller  <davem@davemloft.net>
1504
1505         * config/sparc/sparc.c (vector_init_bshuffle): New function.
1506         (vector_init_fpmerge): New function.
1507         (sparc_expand_vector_init): Use them to improve non-const cases.
1508
1509         * dwarf2out.c (dwarf2out_var_location): When processing several
1510         consecutive location notes, cache the result of next_real_insn().
1511
1512 2011-10-30  Uros Bizjak  <ubizjak@gmail.com>
1513
1514         * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
1515         avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
1516         (vec_dupv4sf): Remove expander.
1517         (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
1518         (vec_dupv2df): Remove expander.
1519         (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
1520         (*vec_concatv2df): Merge *vec_concatv2df_sse3.
1521         (*vec_dupv4si): Merge *vec_dupv4si_avx.
1522         (*vec_dupv2di): Merge *vec_dupv2di_sse3.
1523
1524 2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>
1525
1526         * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
1527         * optabs.c (supportable_convert_operation): New function.
1528         * optabs.h (supportable_convert_operation): New prototype.
1529         * tree-vect-stmts.c (vectorizable_conversion): Change condition and
1530         behavior for NONE modifier case.
1531         * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
1532
1533 2011-10-30  Jakub Jelinek  <jakub@redhat.com>
1534
1535         * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
1536         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
1537         function.
1538         (vect_vect_recog_func_ptrs): Add it.
1539
1540 2011-10-30  David S. Miller  <davem@davemloft.net>
1541
1542         * reorg.c (label_before_next_insn): New function.
1543         (relax_delay_slots): Use it instead of prev_label.
1544         * rtl.h (prev_label): Delete declaration.
1545         * emit-rtl.c (prev_label): Remove.
1546
1547 2011-10-30  Revital Eres  <revital.eres@linaro.org>
1548
1549         * modulo-sched.c (generate_prolog_epilog): Mark prolog and epilog
1550         as BB_DISABLE_SCHEDULE.
1551         (mark_loop_unsched): New function.
1552         (sms_schedule): Call it.
1553
1554 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1555
1556         PR target/50617
1557         * config/pa/protos.h (attr_length_save_restore_dltp): Delete.
1558         (cmpib_comparison_operator): Likewise.
1559         (following_cal, output_and, output_ior, output_move_double,
1560         output_fp_move_double, output_block_move, output_block_clear,
1561         output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
1562         output_movb, output_parallel_movb, output_parallel_addb, output_call,
1563         output_indirect_call, output_millicode_call, output_mul_insn,
1564         output_div_insn, output_mod_insn, singlemove_string,
1565         output_arg_descriptor, output_global_address, print_operand,
1566         legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
1567         fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
1568         emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
1569         hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
1570         attr_length_indirect_call, return_addr_rtx, function_arg_padding,
1571         insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
1572         output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
1573         hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
1574         compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
1575         reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
1576         exported functions and variables with "pa_".
1577         * config/pa/predicates.md: Likewise.
1578         * config/pa/pa64-hpux.h: likewise.
1579         * config/pa/som.h: Likewise.
1580         * config/pa/elf.h: Likewise.
1581         * config/pa/pa64-linux.h: Likewise.
1582         * config/pa/pa.md: Likewise.
1583         * config/pa/pa.c: Likewise.
1584         * config/pa/pa-linux.h: Likewise.
1585         * config/pa/pa.h: Likewise.
1586         * config/pa/constraints.md: Likewise.
1587
1588 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1589
1590         * config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
1591         Update all uses.
1592         (xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
1593         * config/i386/i386.c: Update all uses.
1594
1595 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1596
1597         * config/i386/i386.md (lshlv16qi3): Remove expander.
1598         (lshrv16qi3): New expander.
1599         (<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
1600         using any_shiftrt code iterator. Cleanup.
1601         (ashlv16qi3): Cleanup.
1602         (ashrv2di3): Ditto.
1603
1604 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1605
1606         PR target/50691
1607         * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol
1608         references.
1609         (pa_legitimate_constant_p): Return false for TLS_MODEL_GLOBAL_DYNAMIC
1610         and TLS_MODEL_LOCAL_DYNAMIC symbol references.
1611
1612 2011-10-29  Georg-Johann Lay  <avr@gjlay.de>
1613
1614         PR target/50887
1615         * config/avr/avr.opt (-maccumulate-args): New option.
1616         * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to
1617         avr_starting_frame_offset.
1618         (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args.
1619         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove.
1620         (UNSPECV_WRITE_SP_IRQ_OFF): Remove.
1621         (UNSPECV_WRITE_SP): New constant.
1622         (*addhi3_sp_R): Rewrite to...
1623         (*addhi3_sp): ...this new insn.
1624         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to...
1625         (movhi_sp_r): ...this new insn.
1626         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New.
1627         (avr_starting_frame_offset): New.
1628         * config/avr/avr.c (avr_accumulate_outgoing_args): New function.
1629         (avr_starting_frame_offset): New function.
1630         (avr_outgoing_args_size): New static function.
1631         (avr_initial_elimination_offset): Use it.
1632         (avr_simple_epilogue): Use it.
1633         (avr_asm_function_end_prologue): Use it.
1634         (expand_epilogue): Use it.
1635         (expand_prologue): Use it.  Break out code to...
1636         (avr_prologue_setup_frame): ...this new static function.
1637         (avr_can_eliminate): Allow eliminating to frame pointer if there
1638         is one.
1639         (avr_frame_pointer_required_p): Use frame pointer if target has a
1640         nonlocal label.
1641         * config/avr/constraints.md (R): Remove.
1642         (Csp): New constraint.
1643         * config/avr/predicates.md (avr_sp_immediate_operand): Use it.
1644
1645 2011-10-29  Andi Kleen  <ak@linux.intel.com>
1646
1647         * gcc-ar.c (target_machine): Add.
1648
1649 2011-10-29  Anatoly Sokolov  <aesok@post.ru>
1650
1651         * config/cris/cris.c (reg_ok_for_base_p, reg_ok_for_index_p,
1652         cris_constant_index_p, cris_base_p, cris_index_p,
1653         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p,
1654         cris_legitimate_address_p): New functions.
1655         (TARGET_LEGITIMATE_ADDRESS_P): Define.
1656         (cris_pic_symbol_type, cris_valid_pic_const): Change arguments type
1657         from rtx to const_rtx.
1658         (cris_print_operand_address, cris_address_cost,
1659         cris_side_effect_mode_ok):  Use
1660         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1661         cris_biap_index_p and cris_bdap_index_p.
1662         * config/cris/cris.h (CONSTANT_INDEX_P, BASE_P, BASE_OR_AUTOINCR_P,
1663         BDAP_INDEX_P, BIAP_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1664         REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
1665         (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R, EXTRA_CONSTRAINT_T): Use
1666         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1667         cris_biap_index_p and cris_bdap_index_p.
1668         * config/cris/cris.md (moversideqi movemsideqi peephole2): Use
1669         cris_base_p.
1670         * config/cris/cris-protos.h (cris_constant_index_p, cris_base_p,
1671         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p): New
1672         prototype.
1673         (cris_pic_symbol_type, cris_valid_pic_const): Update prototype.
1674
1675 2011-10-21  Andi Kleen  <ak@linux.intel.com>
1676
1677         * ggc-page (PAGE_ALIGN): Add.
1678         (alloc_page, ggc_pch_total_size, ggc_pch_this_base, ggc_pch_read):
1679         Replace ROUND_UP with PAGE_ALIGN.
1680
1681 2011-10-20  Andi Kleen  <ak@linux.intel.com>
1682
1683         * ggc-page (alloc_anon): Add check argument.
1684         (alloc_page): Add fallback to 1 page allocation.
1685         Adjust alloc_anon calls to new argument.
1686
1687 2011-10-18  Andi Kleen  <ak@linux.intel.com>
1688
1689         * ggc-page (release_pages): First free large continuous
1690         chunks in the madvise path.
1691
1692 2011-10-18  Andi Kleen  <ak@linux.intel.com>
1693
1694         * ggc-page.c (alloc_pages): Always round up entry_size.
1695
1696 2011-10-19  Andi Kleen  <ak@linux.intel.com>
1697
1698         * Makefile.in (MOSTLYCLEANFILES): Add gcc-ar/nm/ranlib.
1699         (native): Add gcc-ar, gcc-nm, gcc-ranlib.
1700         (AR_LIBS, gcc-ar, gcc-ar.o, gcc-ranlib, gcc-ranlib.o,
1701         gcc-nm, gcc-nm.o, gcc-ranlib.c, gcc-nm.c): Add.
1702         (install): Depend on install-gcc-ar.
1703         (install-gcc-ar): Add.
1704         (uninstall): Uninstall gcc-ar, gcc-nm, gcc-ranlib.
1705         * gcc-ar.c: Add new file.
1706
1707 2011-10-28  Pat Haugen <pthaugen@us.ibm.com>
1708
1709         * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
1710         * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
1711         type for V2DF.
1712         (VStype_div): Use vector types for V2DF/V4SF.
1713         (VStype_sqrt): Use *sqrt types.
1714         (VS_spdp_type): Change type to vecdouble.
1715         (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
1716         vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
1717         vsx_xvcvspuxds): Likewise.
1718         (*vsx_fms<mode>4): Set type via <VStype_mul>.
1719         (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
1720         <VStype_simple>.
1721         * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
1722         (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
1723         power7-dsqrt): Correct insn latency.
1724         (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
1725         (power7-veccmp): Delete.
1726         (power7-vecfloat): Correct latency/dispatch/VSU values.
1727         (define_bypass "power7-vecfloat"): Correct latency and types.
1728         (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
1729         (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
1730
1731 2011-10-28  Uros Bizjak  <ubizjak@gmail.com>
1732
1733         * config/i386/i386.md (shift_insn): Rename code attribute from
1734         shiftrt_insn.  Also handle ashift RTX.
1735         (shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
1736         (vshift): New code attribute.
1737         (<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
1738         (any_lshift): Move and rename code iterator from ...
1739         * config/i386/sse.md (lshift): ... here.
1740         (lshift_insn): Remove code attribute.
1741         (lshift): Remove code attribute.
1742         (vlshr<mode>3): Use lshiftrt RTX.
1743         (vashr<mode>3, ashrv16qi3, ashrv2di3): Use ashiftrt RTX.
1744         (vashl<mode>3, ashlv16qi3): Use ashift RTX.
1745         (avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
1746         any_lshift code iterator.  Update asm template.
1747         (<shift_insn><mode>3): Macroize insn from lshr<mode>3 and ashl<mode>3
1748         usign any_lshift code iterator.
1749         * config/i386/mmx.md (mmx_<shift_insn><mode>3): Macroize insn from
1750         mmx_lshr<mode>3 and mmx_ashl<mode>3 usign any_lshift code iterator.
1751         * config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.
1752
1753 2011-10-28  Georg-Johann Lay  <avr@gjlay.de>
1754
1755         PR target/49313
1756         * config/avr/avr.md (parityhi2): Expand allowing pseudos.
1757         (*parityhi2): New pre-reload insn-and-split to map 16-bit parity
1758         to the libgcc insn.
1759         (*parityqihi2): Same for 8-bit parity.
1760
1761 2011-10-28  Julian Brown  <julian@codesourcery.com>
1762
1763         PR rtl-optimization/47918
1764         * reload1.c (set_initial_label_offsets): Use initial offsets
1765         for labels on the nonlocal_goto_handler_labels chain.
1766
1767 2011-10-28  Iain Sandoe  <iains@gcc.gnu.org>
1768
1769         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
1770         Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
1771         (LIB2FUNCS_EXTRA):  Add darwin-gpsave.asm.
1772         (TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
1773         config/t-darwin.
1774         * config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
1775         (GP_SAVE_INLINE): Likewise.
1776         (SAVE_FP_PREFIX,  SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
1777         RESTORE_FP_SUFFIX): Set to empty strings.
1778         * config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
1779         (debug_stack_info): Print savres_strategy.
1780         (rs6000_savres_routine_name): Implement for Darwin.
1781         (rs6000_make_savres_rtx): Adjust used register for Darwin.
1782         (rs6000_emit_prologue): Implement out-of-line saves for Darwin.
1783         (rs6000_output_function_prologue): Don't emit .extern for Mach-O.
1784         (rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
1785         * config/rs6000/darwin-gpsave.asm: New file.
1786
1787 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
1788
1789         * config/i386/sse.md (VI4SD_AVX2): Removed.
1790         (VI48_AVX2, VI128_128, VI48_128, VI48_256): New mode iterators.
1791         (vashl<mode>3): Use VI12_128 iterator instead of VI124_128.
1792         Add another expander using VI48_128 iterator for
1793         TARGET_AVX2 || TARGET_XOP and another using VI48_256 iterator
1794         for TARGET_AVX2.
1795         (vlshr<mode>3): Likewise.  Change register_operand predicate to
1796         nonimmediate_operand on last operand in the VI12_128 expander.
1797         (vashr<mode>3): Use VI128_128 iterator instead of VI124_128.
1798         (vashrv4si3, vashrv8si3): New expanders.
1799         (avx2_ashrvv8si, avx2_ashrvv4si, avx2_<lshift>vv8si,
1800         avx2_<lshift>vv2di): Removed.
1801         (avx2_ashrv<mode>): New insn with VI4_AVX2 iterator.
1802         (avx2_<lshift>v<mode>): Macroize using VI48_AVX2
1803         iterator.  Simplify pattern.
1804
1805 2010-10-28  Richard Guenther  <rguenther@suse.de>
1806
1807         PR driver/50876
1808         * lto-wrapper.c (get_options_from_collect_gcc_options):
1809         Properly count arguments.
1810         (run_gcc): Use an obstack to collect argv, properly separate
1811         switches and their arguments.
1812
1813 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
1814
1815         * tree-vect-stmts.c (vectorizable_shift): Give up if op1 has different
1816         vector mode from vectype's mode.
1817
1818 2011-10-28  Chung-Lin Tang  <cltang@codesourcery.com>
1819
1820         PR rtl-optimization/49720
1821         * simplify-rtx.c (simplify_relational_operation_1): Detect
1822         infinite recursion condition in "(eq/ne (plus x cst1) cst2)
1823         simplifies to (eq/ne x (cst2 - cst1))" case.
1824
1825 2011-10-27  David S. Miller  <davem@davemloft.net>
1826
1827         * config/sparc/sparc.md (snedi_special): Only match when not VIS3.
1828         (*snedi_zero): Likewise.
1829         (*snedi_zero_trunc): Likewise.
1830         (snedi_special_vis3): New expander.
1831         (*snedi_zero_vis3): New insn.
1832         (*snedi_zero_trunc_vis3): Likewise.
1833         (*sltu_insn_vis3): Likewise.
1834         (*sltu_insn_vis3_trunc): Likewise.
1835         (addxc): Likewise.
1836         (*addxc_trunc_sp64_vis3): Likewise.
1837         * config/sparc/sparc.c (emit_scc_insn): When VIS3 use the
1838         gen_snedi_special_vis3 expander, and try GTU/LTU addx based
1839         sequences on DImode values.
1840
1841         * config/sparc/sparc.md (64-bit vector moves): Use 'e' not 'f'
1842         constraint.
1843
1844         * regcprop.c (copyprop_hardreg_forward_1): Reject the
1845         transformation when we narrow the mode on big endian.
1846
1847 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
1848
1849         * config/i386/sse.md (avx_cvtpd2dq256_2, avx_cvttpd2dq256_2,
1850         vec_pack_sfix_trunc_v4df, vec_pack_sfix_v4df): New expanders.
1851         (*avx_cvtpd2dq256_2, *avx_cvttpd2dq256_2): New insns.
1852
1853         * config/i386/i386.c (ix86_print_operand): Handle 'q' and 'x'
1854         overrides for -masm=intel memory.
1855         * config/i386/sse.md (sse2_cvtdq2pd, sse2_cvtps2pd,
1856         sse4_1_<code>v8qiv8hi2, avx2_<code>v8qiv8si2,
1857         sse4_1_<code>v4hiv4si2, avx2_<code>v4hiv4di2,
1858         sse4_1_<code>v2siv2di2): Use %q1 instead of %1 for -masm=intel.
1859         (sse4_1_<code>v4qiv4si2, avx2_<code>v4qiv4di2,
1860         sse4_1_<code>v2hiv2di2): Use %k1 instead of %1 for -masm=intel.
1861         (sse4_1_<code>v2qiv2di2): Use %w1 instead of %1 for -masm=intel.
1862
1863 2011-10-27  Martin Jambor  <mjambor@suse.cz>
1864
1865         * ipa-prop.c (compute_pass_through_member_ptrs): Rename parm_info
1866         to parm_ainfo.
1867         (ipa_compute_jump_functions_for_edge): Likewise.
1868         (ipa_compute_jump_functions): Likewise.
1869         (ipa_analyze_indirect_call_uses): Likewise.
1870         (ipa_analyze_call_uses): Likewise.
1871         (ipa_analyze_params_uses): Likewise.
1872         (ipa_analyze_node): Likewise.
1873
1874 2011-10-27  Uros Bizjak  <ubizjak@gmail.com>
1875
1876         PR target/50875
1877         * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
1878         constraints.  Change alternative 1 to "x,m,1".
1879
1880 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
1881
1882         * Makefile.in (build/gencheck.o): Depend on tree.def and
1883         c-family/c-common.def.
1884
1885         * tree-ssa-strlen.c: Include expr.h.
1886         (get_stridx): Don't use c_strlen, instead use string_constant
1887         and compute string length from it.
1888         * Makefile.in (tree-ssa-strlen.o): Depend on $(EXPR_H).
1889
1890 2011-10-27  Eric Botcazou  <ebotcazou@adacore.com>
1891
1892         PR rtl-optimization/46603
1893         PR bootstrap/50879
1894         * reload.c (push_reload): In the out case, restore previous behavior
1895         for subregs that don't have word mode.
1896
1897 2011-10-27  Ian Lance Taylor  <iant@google.com>
1898
1899         * cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if
1900         CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is not.
1901         (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is
1902         defined.
1903
1904 2011-10-27  Richard Henderson  <rth@redhat.com>
1905
1906         * optabs.c (expand_vec_perm): Use the correct mode for scaling the
1907         selector.  Save the qimode constant selector for later use by the
1908         qimode vec_perm pattern.
1909
1910 2011-10-27  Bernd Schmidt  <bernds@codesourcery.com>
1911
1912         * config/c6x/c6x.c (unit_req_imbalance, res_mii): Cast the first arg
1913         to unit_req_factor to the right enum type.
1914         (get_unit_operand_masks, reshuffle_units, try_rename_operands,
1915         hwloop_optimize): Remove unused variables.
1916
1917 2010-10-27  Richard Guenther  <rguenther@suse.de>
1918
1919         PR middle-end/50731
1920         * tree-vect-generic.c (do_binop): Handle scalar operands.
1921
1922 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
1923
1924         PR target/37191
1925         * config/i386/sse.md (*vec_extract_v4sf_mem): Avoid combining registers
1926         from different units in a single alternative.
1927
1928 2011-10-26  David S. Miller  <davem@davemloft.net>
1929
1930         * config/sparc/sparc.c (emit_scc_insn): Force attempt of v9 sequences
1931         if we're comparing DImode and comparison is other than EQ or NE.
1932
1933         * config/sparc/sparc.c (emit_scc_insn): Do not try v9 sequences until
1934         LEU/LTU/GEU/GTU is attempted.
1935         * config/sparc/sparc.md (*neg_snesi_sign_extend): New 64-bit insn
1936         and split.
1937         (*neg_seqsi_sign_extend): Likewise.
1938         (*sltu_extend_sp64, *neg_sltu_extend_sp64, *sgeu_extend_sp64,
1939         *neg_sgeu_extend_sp64): New insns.
1940
1941         * config/sparc/sparc-protos.h (sparc_expand_conditional_move): Declare.
1942         * config/sparc/sparc.md (mov<I:mode>cc, mov<F:mode>cc): Call it.
1943         (*mov<I:mode>_cc_v9): Normalize to expect operand 0 always in operand 4.
1944         (*mov<I:mode>_cc_reg_sp64): Likewise.
1945         (*movsf_cc_v9): Likewise.
1946         (*movsf_cc_reg_sp64): Likewise.
1947         (*movdf_cc_v9): Likewise.
1948         (*movdf_cc_reg_sp64): Likewise.
1949         (*movtf_cc_hq_v9): Likewise.
1950         (*movtf_cc_reg_hq_sp64): Likewise.
1951         (*movtf_cc_v9): Likewise.
1952         (*movtf_cc_reg_sp64): Likewise.
1953         * config/sparc/sparc.c (sparc_expand_conditional_move): New function.
1954         (sparc_print_operand): Delete 'c' and 'd' handling, no longer used.
1955
1956 2011-10-26  Eric Botcazou  <ebotcazou@adacore.com>
1957
1958         * reload.c (reload_inner_reg_of_subreg): Change type of return value
1959         and type of OUTPUT parameter to bool and adjust.  Document MODE and
1960         OUTPUT parameters.  Use HARD_REGISTER_P.  Reorder final condition
1961         and improve associated comment.
1962         (push_reload): Clarify and update comments about reloading of subregs.
1963         Adjust calls to reload_inner_reg_of_subreg.  Compute the class upfront
1964         for the reloading of subregs in the out case as well.
1965
1966 2011-10-26  Alexandre Oliva  <aoliva@redhat.com>
1967
1968         PR debug/50826
1969         * var-tracking.c (rtx_debug_expr_p): New.
1970         (use_type): Don't use debug exprs to track non-VTA variables.
1971
1972 2011-10-26  Jeff Law  <law@redhat.com>
1973
1974         * doc/invoke.texi (sink-frequency-threshold): Document.
1975         * tree-ssa-sink.c: Include params.h.
1976         (select_best_block): New function.
1977         (statement_sink_location): Use it.
1978         * params.def (SINK_FREQUENCY_THRESHOLD): New PARAM.
1979
1980 2011-10-26  Iain Sandoe  <iains@gcc.gnu.org>
1981
1982         PR target/48108
1983         * config/darwin.c (top level): Amend comments concerning LTO output.
1984         (lto_section_num): New variable.  (darwin_lto_section_e): New GTY.
1985         (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
1986         (LTO_NAMES_SECTION): Rename.
1987         (darwin_asm_named_section): Record LTO section counts and switches
1988         in a vec of darwin_lto_section_e.
1989         (darwin_file_start): Remove unused code.
1990         (darwin_file_end): Put an LTO section termination label.  Handle
1991         output of the wrapped LTO sections, index and names table.
1992
1993 2011-10-26  Alan Modra  <amodra@gmail.com>
1994
1995         * config/rs6000/rs6000.c (rs6000_make_savres_rtx): Delete unneeded
1996         declaration.
1997         (rs6000_emit_stack_reset): Only return insn emitted when it adjusts sp.
1998         (rs6000_make_savres_rtx): Rename to rs6000_emit_savres_rtx.  Use
1999         simple_return in pattern, emit instruction, and set jump_label.
2000         (rs6000_emit_prologue): Update for rs6000_emit_savres_rtx.  Use
2001         simple_return rather than return.
2002         (emit_cfa_restores): New function.
2003         (rs6000_emit_epilogue): Emit cfa_restores when flag_shrink_wrap.
2004         Add missing cfa_restores for SAVE_WORLD.  Add missing LR cfa_restore
2005         when using out-of-line gpr restore.  Add missing LR and FP regs
2006         cfa_restores for out-of-line fpr restore.  Consolidate code setting
2007         up cfa_restores.  Formatting.  Use LR_REGNO define.
2008         (rs6000_output_mi_thunk): Use simple_return rather than return.
2009         * config/rs6000/rs6000.md (sibcall*, sibcall_value*): Likewise.
2010         (return_internal*): Likewise.
2011         (any_return, return_pred, return_str): New iterators.
2012         (return, conditional return insns): Provide both return and
2013         simple_return variants.
2014         * config/rs6000/rs6000.h (EARLY_R12, LATE_R12): Define.
2015         (REG_ALLOC_ORDER): Move r12 before call-saved regs when FIXED_R13.
2016         Move r11 and r0 later to suit shrink-wrapping.
2017
2018 2011-10-26  Richard Guenther  <rguenther@suse.de>
2019
2020         * lto-wrapper.c (run_gcc): Properly init/free obstack.
2021
2022 2011-10-26  Jakub Jelinek  <jakub@redhat.com>
2023
2024         * config/i386/i386.md (UNSPEC_VSIBADDR): New.
2025         * config/i386/predicates.md (vsib_address_operand,
2026         vsib_mem_operator): New predicates.
2027         * config/i386/i386.c (ix86_print_operand_address): Handle
2028         UNSPEC_VSIBADDR addresses.
2029         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>,
2030         avx2_gatherdi<mode>256): Adjust expanders to use MEM with
2031         UNSPEC_VSIBADDR address.
2032         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>, *avx2_gatherdi<mode>256):
2033         Adjust insns to use MEM with UNSPEC_VSIBADDR address.
2034
2035 2011-10-26  Tom de Vries  <tom@codesourcery.com>
2036
2037         PR tree-optimization/50763
2038         * tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
2039         phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.
2040
2041 2011-10-26  Richard Guenther  <rguenther@suse.de>
2042
2043         PR lto/41844
2044         * Makefile.in (lto-wrapper): Depend on and link against opts-common.o.
2045         (lto-wrapper.o): Depend on $(OPTS_H) and $(OPTIONS_H).
2046         * lto-wrapper.c (get_options_from_collect_gcc_options): New function.
2047         (run_gcc): Use it.  Filter out language specific options.
2048
2049 2011-10-26  Andreas Tobler  <andreast@fgznet.ch>
2050
2051         * config/i386/freebsd64.h (LINK_SPEC): Emit the same warning as the
2052         32-bit target does.
2053
2054 2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>
2055
2056         PR driver/46617
2057         * gcc.c (main): Fix fatal_error string for translation.
2058
2059 2011-10-25  Ian Lance Taylor  <iant@google.com>
2060
2061         * tree-eh.c (do_return_redirection): Remove return_value_p
2062         parameter.  Change all callers.
2063         (lower_try_finally_nofallthru): Remove local return_val.
2064         (lower_try_finally_onedest): Likewise.
2065         (lower_try_finally_copy): Likewise.
2066         (lower_try_finally_switch): Likewise.
2067
2068 2011-10-25  H.J. Lu  <hongjiu.lu@intel.com>
2069
2070         * config/i386/mmx.md (*mmx_maskmovq): Replace :SI with :P and
2071         remove "&& !TARGET_64BIT"
2072         (*mmx_maskmovq_rex): Removed.
2073
2074 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2075
2076         PR rtl-optimization/46603
2077         * reload.c (push_reload): In the out case, reload the subreg as well
2078         as the reg if it has word mode.
2079
2080 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2081
2082         * dwarf2out.c (add_gnat_descriptive_type_attribute): Temporarily
2083         suppress debug info for the parent type.
2084
2085 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2086
2087         * config/ia64/ia64.c (ia64_profile_hook): Fix thinko.
2088
2089 2011-10-25  Richard Henderson  <rth@redhat.com>
2090
2091         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Remove.
2092         (vec_extract_even<mode>, vec_extract_odd<mode>): Remove.
2093
2094         * config/rs6000/altivec.md (vec_extract_evenv8hi,
2095         vec_extract_evenv16qi, vec_extract_oddv4si,
2096         vec_extract_oddv4sf): Remove.
2097
2098         * config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf,
2099         vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si,
2100         vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2101         vec_interleave_highv4sf, vec_interleave_lowv4sf,
2102         vec_interleave_highv4si, vec_interleave_lowv4si,
2103         vec_interleave_highv8hi, vec_interleave_lowv8hi,
2104         vec_interleave_highv16qi, vec_interleave_lowv16qi): Remove.
2105
2106         * expr.c (expand_expr_real_2) [VEC_EXTRACT_EVEN_EXPR]: Use binop.
2107         [VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR]: Likewise.
2108         [VEC_INTERLEAVE_LOW_EXPR]: Likewise.
2109         * optabs.c (expand_binop): Implement vec_interleave_high_optab,
2110         vec_interleave_low_optab, vec_extract_even_optab,
2111         vec_extract_odd_optab with expand_vec_perm.
2112         (can_vec_perm_for_code_p): New.
2113         * optabs.h: Update.
2114         * tree-vect-data-refs.c (vect_strided_store_supported): Allow for
2115         fallback via can_vec_perm_for_code_p.
2116         (vect_strided_load_supported): Likewise.
2117         * tree-vect-generic.c (expand_vector_operations_1): Never lower
2118         VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR,
2119         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR.
2120
2121         * target.def (vec_perm_const_ok): Change parameters to mode and
2122         array of indicies.
2123         * doc/tm.texi: Rebuild.
2124         * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2125         parameters to mode and array of indicies.
2126         * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Expand operands here.
2127         * optabs.c (can_vec_perm_p): Rename from can_vec_perm_expr_p.
2128         Change parameters to mode and array of indicies.
2129         (expand_vec_perm_1): Rename from expand_vec_perm_expr_1.
2130         (expand_vec_perm): Rename from expand_vec_perm_expr.  Change
2131         parameters to mode and rtx inputs.  Try lowering to QImode
2132         vec_perm_const before trying fully variable permutation.
2133         * optabs.h: Update decls.
2134         * tree-vect-generic.c (lower_vec_perm): Extract array of indices from
2135         VECTOR_CST to pass to can_vec_perm_p.
2136         * tree-vect-slp.c (vect_get_mask_element): Change mask parameter type
2137         from int pointer to unsigned char pointer.
2138         (vect_transform_slp_perm_load): Update for change to can_vec_perm_p.
2139         * tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
2140
2141         * tree.def (VEC_EXTRACT_EVEN_EXPR): Fix typo in text name.
2142         (VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2143         VEC_INTERLEAVE_LOW_EXPR): Likewise.
2144
2145 2011-10-25  Mike Stump  <mikestump@comcast.net>
2146
2147         * reload.c (regno_clobbered_p): Fix typo.
2148
2149 2011-10-25  Dodji Seketeli  <dodji@redhat.com>
2150
2151         * input.c (expand_location): Rewrite using linemap_resolve_location
2152         and linemap_expand_location.  Add a comment.
2153
2154 2011-10-25  Jakub Jelinek  <jakub@redhat.com>
2155
2156         PR tree-optimization/50596
2157         * tree-vect-stmts.c (vect_mark_relevant): Only use
2158         FOR_EACH_IMM_USE_FAST if lhs is SSA_NAME.
2159         (vectorizable_store): If is_pattern_stmt_p look through
2160         VIEW_CONVERT_EXPR on lhs.
2161         * tree-vect-patterns.c (check_bool_pattern, adjust_bool_pattern):
2162         Use unsigned type instead of signed.
2163         (vect_recog_bool_pattern): Optimize also stores into bool memory in
2164         addition to casts from bool to integral types.
2165         (vect_mark_pattern_stmts): If pattern_stmt already has vinfo
2166         created, don't create it again.
2167
2168 2011-10-25  Kai Tietz  <ktietz@redhat.com>
2169
2170         * config/i386/i386.c (ix86_frame_pointer_required): Require
2171         frame-pointer, if setjmp is used for 32-bit ms-abi.
2172
2173 2011-10-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2174
2175         * builtins.c (set_builtin_user_assembler_name): Remove extra
2176         newline added in October 11th, 2011 change.
2177
2178 2011-10-24  David S. Miller  <davem@davemloft.net>
2179
2180         * config/sparc/little-endian.opt: Delete.
2181         * config.gcc: Remove references to config/sparc/little-endian.opt
2182         * doc/invoke.texi: Remove documentation of -mlittl-endian on sparc.
2183         * config/sparc/linux64.h: Delete references to -mlittle-endian.
2184         * config/sparc/netbsd-elf.h: Likewise.
2185         * config/sparc/openbsd64.h: Likewise.
2186         * config/sparc/sparc.h: Likewise.
2187         * config/sparc/sp64-elf.h: Likewise and delete overrides for
2188         BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
2189         * config/sparc/sparc.c (dump_target_flag_bits): Remove reference
2190         to MASK_LITTLE_ENDIAN.
2191         * config/sparc/sparc.opt (Mask(LITTLE_ENDIAN)): Delete.
2192
2193         * config/sparc/sparc.md: Only use F, G, and C constraints in FP insns.
2194         Only use D, Y, and Z constraints in vector insns.
2195
2196         * config/sparc/sparc.md (cpu_feature, enabled): New attributes.
2197         (*movsi_insn_novis3, *movsi_insn_vis3): Consolidate into one pattern
2198         called *movsi_insn.
2199         (*movdi_insn_sp32_v9_novis3, *movdi_insn_sp32_v9_vis3): Consolidate
2200         into *movdi_insn_sp32.
2201         (*movdi_insn_sp64_novis3, *movdi_insn_sp64_vis3): Consolidate into
2202         one pattern called *movdi_insn_sp64.
2203         (*movsf_insn_novis3, *movsf_insn_vis3, *movsf_insn_no_fpu):
2204         Consolidate into one pattern called *movsf_insn.
2205         (*movdf_insn_sp32_no_fpu, *movdf_insn_sp32_v9_novis3,
2206         *movdf_insn_sp32_v9_vis3, *movdf_insn_sp32_v9_no_fpu): Consolidate
2207         into *movdf_insn_sp32.
2208         (*movdf_insn_sp64_novis3, *movdf_insn_sp64_vis3,
2209         *movdf_insn_sp64_no_fpu): Consolidate into one pattern called
2210         *movdf_insn_sp64.
2211         (*zero_extendsidi2_insn_sp64_novis3,
2212         *zero_extendsidi2_insn_sp64_vis3): Consolidate into one pattern
2213         called *zero_extendsidi2_insn_sp64.
2214         (*sign_extendsidi2_insn_novis3, *sign_extendsidi2_insn_vis3):
2215         Consolidate into one pattern named *sign_extendsidi2_insn.
2216         (*mov<VM32:mode>_insn_novis3, *mov<VM32:mode>_insn_vis3):
2217         Consolidate into one pattern named *mov<VM32:mode>_insn.
2218         (*mov<VM64:mode>_insn_sp64_novis3,
2219         *mov<VM64:mode>_insn_sp64_novis3): Consolidate into one pattern
2220         named *mov<VM64:mode>_insn_sp64.
2221         (*mov<VM64:mode>_insn_sp32_novis3,
2222         *mov<VM64:mode>_insn_sp32_vis3): Consolidate into one pattern
2223         named *mov<VM64:mode>_insn_sp32.
2224
2225 2011-10-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2226
2227         * tree-ssa-strlen.c (get_string_length): Change assertion to STPCPY.
2228         (zero_length_string): Change assertion to accept strinfo without
2229         length but with stmt instead.
2230         Set the endptr pointer also if starting a new chain.
2231         (adjust_related_strinfos): Ignore strinfos marked for delayed
2232         length computation.
2233         (handle_builtin_strcpy): Mark earlier strinfo elements also for
2234         delayed length computation.
2235
2236 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2237
2238         PR target/50820
2239         Port from 4.6 branch r180379
2240         * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
2241         handling and indirect jump/calls on devices > 128k.
2242
2243 2011-10-24  Anatoly Sokolov  <aesok@post.ru>
2244             Georg-Johann Lay  <avr@gjlay.de>
2245
2246         PR target/49824
2247         * doc/extend.texi (Declaring Attributes of Functions):
2248         Document OS_main and OS_task attributes.
2249         (Specifying Attributes of Variables): Move up
2250         subsection "AVR Variable Attributes" as of alphabetical order.
2251
2252 2011-10-24  Richard Guenther  <rguenther@suse.de>
2253
2254         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Convert constants
2255         to vector element type.
2256         (vectorizable_assignment): Bail out for non-mode-precision operations.
2257         (vectorizable_shift): Likewise.
2258         (vectorizable_operation): Likewise.
2259         (vectorizable_type_demotion): Likewise.
2260         (vectorizable_type_promotion): Likewise.
2261         (vectorizable_store): Handle non-mode-precision stores.
2262         (vectorizable_load): Handle non-mode-precision loads.
2263         (get_vectype_for_scalar_type_and_size): Return a vector type
2264         for non-mode-precision integers.
2265         * tree-vect-loop.c (vectorizable_reduction): Bail out for
2266         non-mode-precision reductions.
2267
2268 2011-10-24  Julian Brown  <julian@codesourcery.com>
2269
2270         * config/m68k/m68k.c (notice_update_cc): Tighten condition for
2271         setting CC_REVERSED for FP comparisons.
2272
2273 2011-10-24  Richard Guenther  <rguenther@suse.de>
2274
2275         PR tree-optimization/50838
2276         * tree-data-ref.c (dr_analyze_indices): Properly canonicalize
2277         a MEM_REF base if we change it.
2278
2279 2011-10-24  Bernd Schmidt  <bernds@codesourcery.com>
2280
2281         PR bootstrap/50836
2282         * rtlanal.c: Swap includes of "hard-reg-set.h" and "rtl.h".
2283
2284         PR rtl-optimization/50833
2285         * function.c (thread_prologue_and_epilogue_insns): Expect the
2286         return insn optimization only if optimize.
2287
2288 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2289
2290         * config/avr/avr.c: Break long lines.
2291         Define target hooks on the fly if applicable.
2292         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove first definition
2293         overridden later.
2294         (targetm): Move definition to end of file.
2295         (avr_can_eliminate): Make static on the fly.
2296         (avr_frame_pointer_required_p): Ditto.
2297         (avr_hard_regno_scratch_ok): Ditto.
2298         (avr_builtin_setjmp_frame_value): Make static on the fly.
2299         Indent according to coding rules.
2300         (avr_case_values_threshold): Ditto.
2301         (avr_attribute_table): Move down.
2302
2303 2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
2304
2305         PR tree-optimization/50730
2306         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
2307         analysis if encountered unsupported data-ref.
2308
2309 2011-10-23  David S. Miller  <davem@davemloft.net>
2310
2311         * config/sparc/sparc.c (sparc_option_override): Remove -mv8plus
2312         cpu adjustment.
2313         * config/sparc/linux64.h (CC1_SPEC): When defaulting to 64-bit,
2314         append -mcpu=v9 when -mv8plus is given.
2315
2316         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): We can move
2317         between float and non-float regs when VIS3.
2318         * config/sparc/sparc.c (eligible_for_restore_insn): We can't
2319         use a restore when the source is a float register.
2320         (sparc_split_regreg_legitimate): When VIS3 allow moves between
2321         float and integer regs.
2322         (sparc_register_move_cost): Adjust to account for VIS3 moves.
2323         (sparc_preferred_reload_class): On 32-bit with VIS3 when moving an
2324         integer reg to a class containing EXTRA_FP_REGS, constrain to FP_REGS.
2325         (sparc_secondary_reload): On 32-bit with VIS3 when moving between
2326         float and integer regs we sometimes need a FP_REGS class
2327         intermediate move to satisfy the reload.  When this happens
2328         specify an extra cost of 2.
2329         (*movsi_insn): Rename to have "_novis3" suffix and add !VIS3 guard.
2330         (*movdi_insn_sp32_v9): Likewise.
2331         (*movdi_insn_sp64): Likewise.
2332         (*movsf_insn): Likewise.
2333         (*movdf_insn_sp32_v9): Likewise.
2334         (*movdf_insn_sp64): Likewise.
2335         (*zero_extendsidi2_insn_sp64): Likewise.
2336         (*sign_extendsidi2_insn): Likewise.
2337         (*movsi_insn_vis3): New insn.
2338         (*movdi_insn_sp32_v9_vis3): New insn.
2339         (*movdi_insn_sp64_vis3): New insn.
2340         (*movsf_insn_vis3): New insn.
2341         (*movdf_insn_sp32_v9_vis3): New insn.
2342         (*movdf_insn_sp64_vis3): New insn.
2343         (*zero_extendsidi2_insn_sp64_vis3): New insn.
2344         (*sign_extendsidi2_insn_vis3): New insn.
2345         (TFmode reg/reg split): Make sure both REG operands are float.
2346         (*mov<VM32:mode>_insn): Add "_novis3" suffix and !VIS3 guard. Remove
2347         easy constant to integer reg alternatives.
2348         (*mov<VM64:mode>_insn_sp64): Likewise.
2349         (*mov<VM64:mode>_insn_sp32_novis3): Likewise.
2350         (*mov<VM32:mode>_insn_vis3): New insn.
2351         (*mov<VM64:mode>_insn_sp64_vis3): New insn.
2352         (*mov<VM64:mode>_insn_sp32_vis3): New insn.
2353         (VM64 reg<-->reg split): New splitter for 32-bit.
2354
2355         * config/sparc/sparc.c (sparc_split_regreg_legitimate): New function.
2356         * config/sparc/sparc-protos.h (sparc_split_regreg_legitimate):
2357         Declare it.
2358         * config/sparc/sparc.md (DImode reg/reg split): Use it.
2359         (DFmode reg/reg split): Likewise.
2360
2361         * config/sparc/sparc.md (*movdi_insn_sp32_v9): Add alternatives for
2362         generating fzero and fone instructions.
2363         (DImode const_int --> reg splitter): Only trigger for integer regs.
2364
2365         * config/sparc/predicates.md (input_operand): Disallow vector
2366         constants other than 0 and -1.
2367         * config/sparc/sparc.c (sparc_preferred_reload_class): Return
2368         NO_REGS for vector constants other than 0 and -1.
2369
2370         * config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
2371         SPARC_INT_REG_P): Define.
2372         (HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
2373         (REGNO_OK_FOR_INDEX_P): Likewise.
2374         * config/sparc/sparc.c (gen_df_reg): Likewise.
2375         (eligible_for_return_delay): Likewise.
2376         (eligible_for_sibcall_delay): Likewise.
2377         (sparc_legitimate_address_p): Likewise.
2378         (emit_save_or_restore_regs): Likewise.
2379         (registers_ok_for_ldd_peep): Likewise.
2380         * config/spac/sparc.md (DI mode splitters): Likewise.
2381         (SF mode const splitters): Likewise.
2382         (DF mode splitters): Likewise.
2383         (32-bit DI mode logical op splitters): Likewise.
2384
2385 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2386
2387         PR c++/50841
2388         Revert:
2389         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2390
2391         PR c++/50810
2392         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2393
2394 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2395
2396         * config/i386/sse.md (avx2_lshl<mode>3): Remove insn pattern.
2397         (VI248_256): Remove mode iterator.
2398         * config/i386/i386.c (ix86_expand_vec_perm): Use gen_ashlv4di3
2399         instead of gen_avx2_lshlv4di3.
2400         (bdesc_args): Use CODE_FOR_ashl{v16hi,v8si,v4di}3 instead of
2401         CODE_FOR_avx2_lshl{v16hi,v8si,v4di}3.
2402
2403 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2404
2405         * config/i386/sse.md (sseintprefix): Rename from gthrfirstp.
2406         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>): Delete expander.
2407         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>) Merge insn
2408         pattern from *avx2_maskload<ssemodesuffix><avxsizesuffix> and
2409         *avx_maskload<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2410         iterator.  Use sseintprefix mode attribute.
2411         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Delete expander.
2412         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>) Merge insn
2413         pattern from *avx2_maskstore<ssemodesuffix><avxsizesuffix> and
2414         *avx_maskstore<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2415         iterator.  Use sseintprefix mode attribute.
2416         (*avx2_gathersi<mode>) Use sseintprefix and ssemodesuffix mode
2417         attributes.
2418         (*avx2_gatherdi<mode>): Ditto.
2419         (*avx2_gatherdi<mode>256): Ditto.
2420         (VI48_AVX2): Remove mode iterator.
2421         (gthrlastfp): Remove mode attribute.
2422
2423 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2424
2425         PR c++/50810
2426         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2427
2428 2011-10-23  Tom de Vries  <tom@codesourcery.com>
2429
2430         PR tree-optimization/50763
2431         * tree-ssa-tail-merge.c (same_succ_flush_bb): New function, factored
2432         out of ...
2433         (same_succ_flush_bbs): Use same_succ_flush_bb.
2434         (purge_bbs): Remove argument.  Remove calls to same_succ_flush_bbs,
2435         release_last_vdef and delete_basic_block.
2436         (unlink_virtual_phi): New function.
2437         (update_vuses): Add and use vuse1_phi_args argument.  Set var to
2438         SSA_NAME_VAR of vuse1 or vuse2, and use var.  Handle case that
2439         def_stmt2 is NULL.  Use phi result as phi arg in case vuse1 or vuse2
2440         is NULL_TREE.  Replace uses of vuse1 if vuse2 is NULL_TREE.  Fix code
2441         to limit replacement of uses.  Propagate phi argument for phis with a
2442         single argument.
2443         (replace_block_by): Update vops if phi_vuse1 or phi_vuse2 is NULL_TREE.
2444         Set vuse1_phi_args if vuse1 is a phi defined in bb1.  Add
2445         vuse1_phi_args as argument to call to update_vuses.  Call
2446         release_last_vdef, same_succ_flush_bb, delete_basic_block.  Update
2447         CDI_DOMINATORS info.
2448         (tail_merge_optimize): Remove argument in call to purge_bbs.  Remove
2449         call to free_dominance_info.  Only call calculate_dominance_info once.
2450
2451 2011-10-23  Eric Botcazou  <ebotcazou@adacore.com>
2452
2453         * fold-const.c (invert_tree_comparison): Always invert EQ_EXPR/NE_EXPR.
2454
2455         PR tree-optimization/44683
2456         * tree-ssa-dom.c (record_edge_info): Record simple equivalences only if
2457         we can be sure that there are no signed zeros involved.
2458
2459 2011-10-23  Jan Hubicka  <jh@suse.cz>
2460
2461         * ipa-inline.c (estimate_badness): Scale up and handle overflows.
2462
2463 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2464
2465         PR target/50788
2466         * config/i386/sse.md (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>):
2467         Remove (match_dup 0).
2468         (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
2469         (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
2470         (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2471         (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2472         (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
2473         (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.
2474
2475 2011-10-23  Ira Rosen  <ira.rosen@linaro.org>
2476
2477         PR tree-optimization/50819
2478         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Remove
2479         the last argument.
2480         * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2481         vect_analyze_data_ref_dependences.
2482         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Remove
2483         the last argument.  Check load-after-store dependence for unknown
2484         dependencies in basic blocks.
2485         (vect_analyze_data_ref_dependences): Update call to
2486         vect_analyze_data_ref_dependences.
2487         * tree-vect-patterns.c (vect_recog_widen_shift_pattern): Fix typo.
2488         * tree-vect-slp.c (vect_bb_vectorizable_with_dependencies): Remove.
2489         (vect_slp_analyze_bb_1): Update call to
2490         vect_analyze_data_ref_dependences.  Don't call
2491         vect_bb_vectorizable_with_dependencies.
2492
2493 2011-10-22  David S. Miller  <davem@davemloft.net>
2494
2495         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
2496         SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2497         * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
2498         (sparc_secondary_reload): New function.
2499
2500         * config/sparc/sparc.h (sparc_costs): Remove extern decl.
2501         (struct processor_costs): Move from here..
2502         * config/sparc/sparc.c (struct processor_costs): To here.
2503         (sparc_costs): Mark static.
2504
2505         * config/sparc/sparc.c (short_branch, reg_unused_after): Delete.
2506         * config/sparc/sparc-protos.h (short_branch, reg_unused_after):
2507         Get rid of declarations.
2508
2509 2011-10-21  Paul Brook  <paul@codesourcery.com>
2510
2511         * config/c6x/c6x.c (c6x_asm_emit_except_personality,
2512         c6x_asm_init_sections): New functions.
2513         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): Define.
2514
2515 2011-10-21  Jakub Jelinek  <jakub@redhat.com>
2516
2517         PR target/50813
2518         * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
2519         V4DImode and V8SImode for !TARGET_AVX2.
2520
2521 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2522
2523         PR bootstrap/50825
2524         * sched-deps.c (add_dependence): If not doing predication, promote
2525         REG_DEP_CONTROL to REG_DEP_ANTI.
2526
2527 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2528
2529         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
2530         instead of X to avr_legitimize_reload_address.
2531         * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
2532         first argument's type from rtx to rtx*.
2533         * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
2534         Pass PX to push_reload instead of &X.  Change log messages for
2535         better distinction.
2536
2537 2011-10-21  Roland Stigge  <stigge@antcom.de>
2538
2539         PR translation/47064
2540         * params.def: Fix typo "compilatoin" -> "compilation".
2541
2542 2011-10-21  H.J. Lu  <hongjiu.lu@intel.com>
2543             Kirill Yukhin  <kirill.yukhin@intel.com>
2544
2545         PR target/50740
2546         * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
2547         if max_level allows that.
2548
2549 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2550
2551         * reg-notes.def (DEP_CONTROL): New.
2552         * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
2553         not doing speculation.
2554         * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
2555         record_hard_reg_uses_1, record_hard_reg_uses): New functions.
2556         * function.c (record_hard_reg_sets, record_hard_reg_uses,
2557         record_hard_reg_uses_1): Remove; move to rtlanal.c.
2558         * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
2559         * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
2560         (MUST_RECOMPUTE_SPEC_P): New macro.
2561         (real_insn_for_shadow): New function.
2562         (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
2563         toggle_cancelled_flags): New static functions.
2564         (schedule_insn): Relax an assert to only check for empty hard back
2565         dependencies.  Skip cancelled dependencies.  Call
2566         check_clobbered_conditions.
2567         (copy_insn_list): Remove function, renamed moved to lists.c.
2568         (save_backtrack_point): Use new spelling copy_INSN_LIST.
2569         (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
2570         (restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
2571         (estimate_insn_tick): Ignore cancelled dependencies.
2572         (haifa_speculate_insn): Move declaration.
2573         (try_ready): Move code into recompute_todo_spec and call it.  Tweak
2574         some asserts.  Ensure predicated patterns are restored if necessary.
2575         Dump DEP_CONTROL flag.
2576         (haifa_change_pattern): Merge with sched_change_pattern.
2577         (sched_change_pattern): Remove function.
2578         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
2579         uses changed to simply not test NON_FLUSH_JUMP_P.
2580         (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
2581         REG_DEP_CONTROL.
2582         (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
2583         (reg_pending_control_uses, control_dependency_cache): New static
2584         variables.
2585         (sched_get_reverse_condition_uncached): New function.
2586         (sd_find_dep_between): Remove pointless assert.  Look in
2587         control_dependency_cache.
2588         (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
2589         extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
2590         and control_dependency_cache.
2591         (sd_unresolve_dep): Use dep_spec_p.
2592         (add_dependence): Now a wrapper around add_dependence_1, handling
2593         REG_DEP_CONTROL specially.
2594         (flush_pending_lists): Clear pending_jump_insns.
2595         (sched_analyze_1): Handle pending_jump_insns like a memory flush.
2596         (sched_analyze_2): Unconditionally add to pending memory flushes,
2597         keep previous behaviour but apply it to pending_jump_insns instead.
2598         (sched_analyze_insn): Defer adding jump reg dependencies using
2599         reg_pending_control_uses; add them to the control_uses list.  Handle
2600         pending_jump_insns and control_uses when adding dependence lists.
2601         (deps_analyze_insn): Update INSN_COND_DEPS.
2602         (deps_analyze_insn): Add jumps to pending_jump_insns rather than
2603         last_pending_memory_flush.
2604         (init_deps): Initialize pending_jump_insns.
2605         (free_deps): Free control_uses.
2606         (remove_from_deps): Remove from pending_jump_insns.
2607         (init_deps_global): Allocate reg_pending_control_uses).
2608         (finish_deps_global): Free it.
2609         (add_dependence_1): Renamed from add_dependence.  Handle
2610         REG_DEP_CONTROL.
2611         * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
2612         (copy_INSN_LIST, concat_INSN_LIST): Declare.
2613         * sched-int.h (struct deps_reg): Add control_uses.
2614         (struct deps_desc): Add pending_jump_insns.
2615         (struct _haifa_deps_insn_data): Add cond_deps.
2616         (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
2617         (INSN_COND_DEPS, PREDICATED_PAT): New macros.
2618         (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
2619         (DEP_CONTROL): New macro.
2620         (DEP_TYPES): Include it.
2621         (HARD_DEP): Adjust definition.
2622         (DEP_CANCELLED): New macro.
2623         (enum SCHED_FLAGS): Add DO_PREDICATION.
2624         (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
2625         * sched-rgn.c (concat_INSN_LIST): Remove function.
2626         (deps_join): Handle pending_jump_insns.
2627         (free_pending_lists): Likewise.
2628         * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
2629         schedule.
2630
2631 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2632
2633         PR target/50820
2634         * config/avr/libgcc.S (__EIND__): New define to 0x3C.
2635         (__tablejump__): Consistently use EIND for indirect jump/call.
2636         (__tablejump_elpm__): Ditto.
2637
2638 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2639
2640         * config/c6x/c6x.md (attr "op_pattern"): New.
2641         (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
2642         * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
2643         Likewise.
2644         * config/c6x/c6x-mult.md: Regenerate.
2645         * config/c6x/c6x.c: Include "regrename.h".
2646         (unit_req_table): New typedef.
2647         (unit_reqs): Use it for the declaration.
2648         (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
2649         get_unit_operand_masks, try_rename_operands, reshuffle_units): New
2650         static functions.
2651         (count_unit_reqs): New arg reqs.  All callers changed.  Use
2652         get_unit_reqs, and don't merge here.
2653         (res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
2654         using unit_req_factor.
2655         (hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
2656         count_unit_reqs.
2657         (c6x_reorg): Add reg notes problem, and call df_analyze.
2658         * Makefile.in ($(out_object_file)): Depend on regrename.h.
2659
2660 2011-10-21  Kai Tietz  <ktietz@redhat.com>
2661
2662         * fold-const.c (simple_operand_p_2): Handle integral
2663         casts from boolean-operands.
2664
2665 2011-10-21  Jan Hubicka  <jh@suse.cz>
2666
2667         * cgraph.c (dump_cgraph_node): Dump alias flag.
2668         * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
2669         no destination.
2670         (get_alias_symbol): New function.
2671         (output_weakrefs): Output also weakrefs with no destinatoin.
2672         (lto_output_node): Output weakref alias flag when at function boundary.
2673
2674 2011-10-21  Andrew Stubbs  <ams@codesourcery.com>
2675
2676         PR target/50809
2677         * config/arm/driver-arm.c (vendors): Make static.
2678
2679 2011-10-21  Uros Bizjak  <ubizjak@gmail.com>
2680
2681         * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
2682         (ix86_emit_swsqrtsf): Force a into register.
2683
2684 2011-10-20  Mike Stump  <mikestump@comcast.net>
2685
2686         * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
2687         after validate_change wipes it out.
2688
2689 2011-10-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2690
2691         * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
2692         before using the shufb instruction.
2693
2694 2011-10-20  Kirill Yukhin  <kirill.yukhin@intel.com>
2695
2696         PR target/50766
2697         * config/i386/i386.md (bmi_bextr_<mode>): Update register/
2698         memory operand order.
2699         (bmi2_bzhi_<mode>3): Ditto.
2700         (bmi2_pdep_<mode>3): Ditto.
2701         (bmi2_pext_<mode>3): Ditto.
2702
2703 2011-10-20  Richard Henderson  <rth@redhat.com>
2704
2705         * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
2706         * optabs.c (can_vec_perm_expr_p): Update to match.
2707         (expand_vec_perm_expr): Likewise.
2708         * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
2709         from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
2710         * doc/tm.texi.in: Likewise.
2711
2712 2011-10-20  Sergey Ostanevich  <sergos.gnu@gmail.com>
2713
2714         PR target/50572
2715         * config/i386/i386.c (processor_target_table): Change Atom
2716         align_loops_max_skip to 15.
2717
2718 2011-10-20  Richard Henderson  <rth@redhat.com>
2719
2720         * target.def (builtin_vec_perm): Remove.
2721         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2722
2723         * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
2724         (IX86_BUILTIN_VEC_PERM_*): Remove.
2725         (bdesc_args): Remove vec_perm builtins
2726         (ix86_expand_builtin): Likewise.
2727         (ix86_expand_vec_perm_const_1): Rename from
2728         ix86_expand_vec_perm_builtin_1.
2729         (extract_vec_perm_cst): Merge into...
2730         (ix86_vectorize_vec_perm_const_ok): ... here.  Rename from
2731         ix86_vectorize_builtin_vec_perm_ok.
2732         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2733
2734         * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
2735         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2736
2737         * config/spu/spu.c (spu_builtin_vec_perm): Remove.
2738         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
2739
2740 2011-10-20  Uros Bizjak  <ubizjak@gmail.com>
2741
2742         PR target/47989
2743         * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
2744         * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
2745         * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
2746         implements vectorized single float division and vectorized sqrtf(x)
2747         with reciprocal sequence with additional Newton-Raphson step with
2748         -ffast-math.
2749
2750 2011-10-20  Dodji Seketeli  <dodji@redhat.com>
2751
2752         * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
2753         ggc_alloced_size_order_for_request into ggc_round_alloc_size like
2754         it was done in ggc-page.c.
2755
2756         PR other/50659
2757         * doc/cppopts.texi: Use @smallexample/@end smallexample in
2758         documentation for -fdebug-cpp instead of @quotation/@end quotation
2759         that is not supported by contrib/texi2pod.pl.
2760
2761 2011-10-19  Jan Hubicka  <jh@suse.cz>
2762
2763         * ipa-inline.c (inline_small_functions): Always update all calles after
2764         inlining.
2765
2766 2011-10-19  Jan Hubicka  <jh@suse.cz>
2767
2768         PR bootstrap/50709
2769         * ipa-inline.c (inline_small_functions): Fix checking code to not make
2770         effect on fibheap stability.
2771
2772 2011-10-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
2773
2774         * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
2775
2776 2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2777
2778         PR target/50106
2779         * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
2780         reg size from 1-3.
2781
2782 2011-10-20  Richard Guenther  <rguenther@suse.de>
2783
2784         * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
2785         and rotates to the set of expensive operations.
2786
2787 2011-10-19  David S. Miller  <davem@davemloft.net>
2788
2789         * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
2790         (sparc_emit_set_const32): Likewise.
2791         (sparc_emit_set_const64_longway): Likewise.
2792         (sparc_emit_set_const64): Likewise.
2793         (sparc_legitimize_pic_address): Likewise.
2794         (memory_ok_for_ldd): Likewise.
2795
2796 2011-10-20  Dehao Chen  <dehao@google.com>
2797
2798         * profile.c (compute_branch_probabilities): Compute and dump the
2799         overlap between the static estimation and the instrumentation profile.
2800         (OVERLAP_BASE): New macro.
2801         (compute_frequency_overlap): New function
2802
2803 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
2804
2805         * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
2806         d->op1 instead of d->op0 for the second vpshufb.
2807         (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
2808         (ix86_expand_vec_perm_const): If mask indicates two operands are
2809         needed, but both are the same and expanding them as d.op0 == d.op1
2810         failed, retry with d.op0 != d.op1.
2811         (ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
2812         also for d.nelt == 32.
2813
2814         PR middle-end/50754
2815         * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
2816         VEC_PERM_EXPR.
2817
2818 2011-10-19  Bernd Schmidt  <bernds@codesourcery.com>
2819
2820         * regrename.h: New file.
2821         * regrename.c: Include it.  Also include "emit-rtl.h".
2822         (struct du_head, struct du_chain, du_head_p DEF_VEC and
2823         DEF_VEC_ALLOC_P): Move to regrename.h.
2824         (do_replace): Remove declaration.
2825         (insn_rr): New variable.
2826         (cur_operand): New static variable.
2827         (regrename_chain_from_id): Renamed from chain_from_id and no longer
2828         static.  All callers changed.
2829         (record_operand_use): New static function.
2830         (scan_rtx_reg): Use it.
2831         (find_best_rename_reg): New function, broken out of rename_chains.
2832         (rename_chains): Use it.  Don't update chain regno and nregs here, ...
2833         (regrename_do_replace): ... do it here instead.  Renamed from
2834         do_replace, and no longer static.  All callers changed.
2835         (regrename_analyze): No longer static.  New arg bb_mask.
2836         All callers changed.  If bb_mask is nonzero, use it to limit the
2837         number of basic blocks we analyze.  If we failed to analyze a block,
2838         clear insn operand data.
2839         (record_out_operands): New arg insn_info.  Update cur_operand if it is
2840         nonnull.
2841         (build_def_use): If insn_rr is nonnull, pass an insn_info to
2842         record_out_operands, and update cur_operand here as well.
2843         (regrename_init, regrename_finish): New functions.
2844         (regrename_optimize): Use them.
2845         * Makefile.in (regrename.o): Adjust dependencies.
2846
2847 2011-10-19  Tom de Vries  <tom@codesourcery.com>
2848
2849         PR tree-optimization/50769
2850         * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
2851         unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
2852         dummy argument .MEM to phi when increasing number of arguments of phi by
2853         redirecting edges to the block with phi.
2854
2855 2011-10-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2856
2857         PR bootstrap/50777
2858         * configure.ac: Save and restore CXXFLAGS around
2859         gcc_AC_CHECK_DECLS uses.
2860         Check for madvise() declaration with g++ if --enable-build-with-cxx.
2861         * configure: Regenerate.
2862         * config.in: Regenerate.
2863         * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
2864
2865 2011-10-19  Alexandre Oliva  <aoliva@redhat.com>
2866
2867         PR debug/49310
2868         * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
2869         (variable_part): Replace offset with union.
2870         (enum onepart_enum, onepart_enum_t): New.
2871         (variable_def): Drop cur_loc_changed, add onepart.
2872         (value_chain_def, const_value_chain): Remove.
2873         (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
2874         (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
2875         (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
2876         (value_chain_pool, value_chains): Remove.
2877         (dropped_values): New.
2878         (struct parm_reg): Only if HAVE_window_save.
2879         (vt_stack_adjustments): Don't record register arguments.
2880         (dv_as_rtx): New.
2881         (dv_onepart_p): Return a onepart_enum_t.
2882         (onepart_pool): New.
2883         (dv_pool): Remove.
2884         (dv_from_rtx): New.
2885         (variable_htab_free): Release onepart aux data.  Reset flags.
2886         (value_chain_htab_hash, value_chain_htab_eq): Remove.
2887         (unshare_variable): Use onepart field.  Propagate onepart aux
2888         data or offset.  Drop cur_loc_changed.
2889         (val_store): Cope with NULL insn.  Rephrase dump output.  Check
2890         for unsuitable locs.  Add FIXME on using cselib locs.
2891         (val_reset): Remove FIXME of unfounded concerns.
2892         (val_resolve): Check for unsuitable locs.  Add FIXME on using
2893         cselib locs.
2894         (variable_union): Use onepart field, adjust access to offset.
2895         (NO_LOC_P): New.
2896         (VALUE_CHANGED, DECL_CHANGED): Update doc.
2897         (set_dv_changed): Clear NO_LOC_P when changed.
2898         (find_loc_in_1pdv): Use onepart field.
2899         (intersect_loc_chains): Likewise.
2900         (unsuitable_loc): New.
2901         (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
2902         (add_value_chain, add_value_chains): Remove.
2903         (add_cselib_value_chains, remove_value_chain): Likewise.
2904         (remove_value_chains, remove_cselib_value_chains): Likewise.
2905         (canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
2906         (canonicalize_values_star, canonicalize_vars_star): Use onepart.
2907         (variable_merge_over_cur): Likewise.  Adjust access to offset.
2908         Drop cur_loc_changed.
2909         (variable_merge_over_src): Use onepart field.
2910         (remove_duplicate_values): Likewise.
2911         (variable_post_merge_new_vals): Likewise.
2912         (find_mem_expr_in_1pdv): Likewise.
2913         (dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
2914         and value chains.
2915         (dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
2916         (variable_different_p): Use onepart field.  Move onepart test out
2917         of the loop.
2918         (argument_reg_set): Drop.
2919         (add_uses, add_stores): Preserve but do not record in dynamic
2920         tables equivalences for ENTRY_VALUEs and CFA_based addresses.
2921         Avoid unsuitable address expressions.
2922         (EXPR_DEPTH): Unlimit.
2923         (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
2924         (prepare_call_arguments): Use DECL_RTL_IF_SET.
2925         (dump_var): Adjust access to offset.
2926         (variable_from_dropped, recover_dropped_1paux): New.
2927         (variable_was_changed): Drop cur_loc_changed.  Use onepart.
2928         Preserve onepart aux in empty_var.  Recover empty_var and onepart
2929         aux from dropped_values.
2930         (find_variable_location_part): Special-case onepart.  Adjust
2931         access to offset.
2932         (set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
2933         access to offset.  Initialize onepaux.  Drop value chains.
2934         (delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
2935         (VEC (variable, heap), VEC (rtx, stack)): Define.
2936         (expand_loc_callback_data): Drop dummy, cur_loc_changed,
2937         ignore_cur_loc.  Add expanding, pending, depth.
2938         (loc_exp_dep_alloc, loc_exp_dep_clear): New.
2939         (loc_exp_dep_insert, loc_exp_dep_set): New.
2940         (notify_dependents_of_resolved_value): New.
2941         (update_depth, vt_expand_var_loc_chain): New.
2942         (vt_expand_loc_callback): Revamped.
2943         (resolve_expansions_pending_recursion): New.
2944         (INIT_ELCD, FINI_ELCD): New.
2945         (vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
2946         parameter, adjust all callers.
2947         (vt_expand_loc_dummy): Drop.
2948         (vt_expand_1pvar): New.
2949         (emit_note_insn_var_location): Operate on non-debug decls only.
2950         Revamp multi-part cur_loc recomputation and one-part expansion.
2951         Drop cur_loc_changed.  Adjust access to offset.
2952         (VEC (variable, heap)): Drop.
2953         (changed_variables_stack, changed_values_stack): Drop.
2954         (check_changed_vars_0, check_changed_vars_1): Remove.
2955         (check_changed_vars_2, check_changed_vars_3): Remove.
2956         (values_to_stack, remove_value_from_changed_variables): New.
2957         (notify_dependents_of_changed_value, process_changed_values): New.
2958         (emit_notes_for_changes): Revamp onepart updates.
2959         (emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
2960         and value chains.  Propagate onepaux.  Recover empty_var and onepaux
2961         from dropped_values.
2962         (emit_notes_for_differences_2): Drop value chains.
2963         (emit_notes_in_bb): Adjust.
2964         (vt_emit_notes): Drop value chains, changed_variables_stack.
2965         Initialize and release dropped_values.
2966         (create_entry_value): Revamp.
2967         (vt_add_function_parameter): Use new interface.
2968         (note_register_arguments): Remove.
2969         (vt_initialize): Drop value chains and register arguments.
2970         (vt_finalize): Drop value chains.  Release windowed_parm_regs only
2971         if HAVE_window_save.
2972         * rtl.h: Document various pass-local uses of RTL flags.
2973         * tree.h (DECL_RTL_KNOWN_SET): New.
2974         * doc/invoke.texi (param max-vartrack-expr-depth): Update
2975         description and default.
2976
2977 2011-10-19  Georg-Johann Lay  <avr@gjlay.de>
2978
2979         PR target/50447
2980         * config/avr/avr.md (cc): New alternative out_plus_noclobber.
2981         (adjust_len): Ditto.
2982         (addhi3): Don't pipe through short; use gen_int_mode instead.
2983         Prior to reload, expand to gen_addhi3_clobber.
2984         (*addhi3): Use avr_out_plus_noclobber if applicable, use
2985         out_plus_noclobber in cc and adjust_len attribute.
2986         (addhi3_clobber): 2 new RTL peepholes.
2987         (addhi3_clobber): New insn.
2988         * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
2989         * config/avr/avr.c (avr_out_plus_noclobber): New function.
2990         (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
2991         (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
2992         Set cc0 to set_zn for adiw on 16-bit values.
2993         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
2994         (expand_epilogue): No need to add 0 to frame_pointer_rtx.
2995
2996 2011-10-19  Richard Guenther  <rguenther@suse.de>
2997
2998         PR middle-end/50780
2999         * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
3000         the condition is properly gimple before using it.
3001         * tree-eh (stmt_could_throw_1_p): Properly extract the
3002         operation type from comparisons.
3003
3004 2011-10-19  Roland Stigge  <stigge@antcom.de>
3005
3006         PR translation/48638
3007         * plugin.c (add_new_plugin): Fix typo in fatal_error message.
3008
3009 2011-10-19  Roland Stigge  <stigge@antcom.de>
3010
3011         PR translation/49517
3012         * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
3013
3014 2011-10-19  Richard Guenther  <rguenther@suse.de>
3015
3016         PR middle-end/50768
3017         * gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.
3018
3019 2011-10-19  Andrey Belevantsev  <abel@ispras.ru>
3020
3021         PR rtl-optimization/50340
3022         * sel-sched-ir.c (update_target_availability): LHS register
3023         availability is not known if the unavailable LHS of the other
3024         expression is a different register.
3025
3026 2011-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3027
3028         PR target/50310
3029         * config/spu/spu.c (spu_emit_vector_compare): Support unordered
3030         floating-point comparisons.
3031
3032 2011-10-19  Jan Hubicka  <jh@suse.cz>
3033
3034         * cgraphunit.c (handle_alias_pairs): Also handle wekref with
3035         destination declared.
3036         (output_weakrefs): New function.
3037         * varpool.c (varpool_create_variable_alias): Handle external aliases.
3038
3039 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3040
3041         * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
3042         second argument instead of mode.
3043
3044 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3045
3046         * config/i386/i386.c (ix86_expand_vec_perm): In merge_two use
3047         mode SUBREG of operands[0] as target.
3048         (valid_perm_using_mode_p): Don't ignore higher bits of d->perm.
3049         (expand_vec_pshufb): For V8SImode vmode emit avx2_permvarv8si.
3050         (expand_vec_perm_1): Handle identity and some broadcast
3051         permutations.
3052         (expand_vec_perm_interleave2): Handle also 32-byte modes, using
3053         vperm2[fi]128 or vpunpck[lh]* followed by single insn permutation.
3054         For d->testing_p return true earlier to avoid creating more GC
3055         garbage.
3056         (expand_vec_perm_vpermq_perm_1): New function.
3057         (expand_vec_perm_vpshufb2_vpermq): For d->testing_p return true
3058         earlier to avoid creating more GC garbage.  Fix handling of
3059         V16HImode.  Avoid some SUBREGs in SET_DEST.
3060         (expand_vec_perm_broadcast_1): Return false for 32-byte integer
3061         vector modes.
3062         (expand_vec_perm_vpshufb4_vpermq2): New function.
3063         (ix86_expand_vec_perm_builtin_1): Call expand_vec_perm_vpermq_perm_1
3064         and expand_vec_perm_vpshufb4_vpermq2.
3065
3066 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3067
3068         * config/arm/driver-arm.c (host_detect_local_cpu): Close the file
3069         before exiting.
3070
3071 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3072
3073         PR tree-optimization/50717
3074         * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
3075         parameter.  Calculate 'type' from stmt.
3076         (convert_mult_to_widen): Update call the is_widening_mult_p.
3077         (convert_plusminus_to_widen): Likewise.
3078
3079 2011-10-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3080
3081         * config/spu/spu.c (struct machine_function): New data structure.
3082         (spu_init_machine_status): New function.
3083         (spu_option_override): Install it.
3084         (get_pic_reg): Set and use cfun->machine->pic_reg.
3085         (spu_split_immediate): Do not set crtl->uses_pic_offset_table.
3086         (need_to_save_reg): Use cfun->machine->pic_reg instead of
3087         checking crtl->uses_pic_offset_table.
3088         (spu_expand_prologue): Likewise.
3089
3090 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3091
3092         PR tree-optimization/50735
3093         * function.c (gimplify_parameters): Use create_tmp_var instead of
3094         create_tmp_reg.  If parm is not TREE_ADDRESSABLE and type is complex
3095         or vector type, set DECL_GIMPLE_REG_P.
3096
3097 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3098
3099         * config.host (arm*-*-linux*): Add driver-arm.o and x-arm.
3100         * config/arm/arm.opt: Add 'native' processor_type and
3101         arm_arch enum values.
3102         * config/arm/arm.h (host_detect_local_cpu): New prototype.
3103         (EXTRA_SPEC_FUNCTIONS): New define.
3104         (MCPU_MTUNE_NATIVE_SPECS): New define.
3105         (DRIVER_SELF_SPECS): New define.
3106         * config/arm/driver-arm.c: New file.
3107         * config/arm/x-arm: New file.
3108         * doc/invoke.texi (ARM Options): Document -mcpu=native,
3109         -mtune=native and -march=native.
3110
3111 2011-10-18  Alexander Monakov  <amonakov@ispras.ru>
3112
3113         PR rtl-optimization/50205
3114         * sel-sched.c (count_occurrences_1): Simplify on the assumption that
3115         p->x is a register.  Forbid substitution when the same register is
3116         found in a different mode.
3117         (count_occurrences_equiv): Assert that 'what' is a register.
3118
3119 2011-10-18  Richard Guenther  <rguenther@suse.de>
3120
3121         PR tree-optimization/50767
3122         * tree-ssa-pre.c (create_expression_by_pieces): Update the
3123         folded statement.
3124
3125 2011-10-18  Julian Brown  <julian@codesourcery.com>
3126
3127         * config/arm/arm.c (arm_block_move_unaligned_straight)
3128         (arm_adjust_block_mem, arm_block_move_unaligned_loop)
3129         (arm_movmemqi_unaligned): New.
3130         (arm_gen_movmemqi): Support unaligned block copies.
3131
3132 2011-10-18  Ira Rosen  <ira.rosen@linaro.org>
3133
3134         * doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
3135         vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document.
3136         * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR,
3137         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3138         (op_code_prio): Likewise.
3139         (op_symbol_code): Handle WIDEN_LSHIFT_EXPR.
3140         * optabs.c (optab_for_tree_code): Handle
3141         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3142         (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo.
3143         * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo.
3144         * genopinit.c (optabs): Initialize the new optabs.
3145         * expr.c (expand_expr_real_2): Handle
3146         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3147         * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3148         * tree-vectorizer.h (NUM_PATTERNS): Increase to 8.
3149         * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR,
3150         VEC_WIDEN_LSHIFT_LO_EXPR): New.
3151         * cfgexpand.c (expand_debug_expr): Handle new tree codes.
3152         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3153         vect_recog_widen_shift_pattern.
3154         (vect_handle_widen_mult_by_const): Rename...
3155         (vect_handle_widen_op_by_const): ...to this.  Handle shifts.
3156         Add a new argument, update documentation.
3157         (vect_recog_widen_mult_pattern): Assume that only second
3158         operand can be constant.  Update call to
3159         vect_handle_widen_op_by_const.
3160         (vect_recog_over_widening_pattern): Fix typo.
3161         (vect_recog_widen_shift_pattern): New.
3162         * tree-vect-stmts.c (vectorizable_type_promotion): Handle
3163         widening shifts.
3164         (supportable_widening_operation): Likewise.
3165         * tree-inline.c (estimate_operator_cost): Handle new tree codes.
3166         * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3167         * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3168         * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New.
3169         (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>,
3170         vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>):
3171         Likewise.
3172         * config/arm/predicates.md (const_neon_scalar_shift_amount_operand):
3173         New.
3174         * config/arm/iterators.md (V_innermode): New.
3175         * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand
3176         for widening shift.
3177
3178 2011-10-18  Richard Guenther  <rguenther@suse.de>
3179
3180         * tree-ssa-alias.h (struct pt_solution): Remove
3181         vars_contains_restrict member.
3182         (pt_solutions_same_restrict_base): Remove.
3183         (pt_solution_set): Adjust.
3184         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
3185         vars_contains_restrict handling.
3186         (dump_points_to_solution): Likewise.
3187         (ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
3188         * tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
3189         field.
3190         (new_var_info): Do not initialize it.
3191         (ipa_escaped_pt): Adjust.
3192         (make_constraint_from_restrict): Make the tag global.
3193         (make_constraint_from_global_restrict): New function.
3194         (make_constraint_from_heapvar): Remove.
3195         (create_variable_info_for): Do not make restrict vars point
3196         to NONLOCAL.
3197         (intra_create_variable_infos): Likewise.
3198         (find_what_var_points_to): Remove vars_contains_restrict handling.
3199         (pt_solution_set): Adjust.
3200         (pt_solution_ior_into): Likewise.
3201         (pt_solutions_same_restrict_base): Remove.
3202         (compute_points_to_sets): Do not test is_restrict_var.
3203         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3204         * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3205
3206 2011-10-18  Tom de Vries  <tom@codesourcery.com>
3207
3208         PR tree-optimization/50672
3209         * tree-ssa-dce.c (mark_virtual_operand_for_renaming): New function,
3210         factored out of ...
3211         (mark_virtual_phi_result_for_renaming): Use
3212         mark_virtual_operand_for_renaming.
3213         * tree-flow.h (mark_virtual_operand_for_renaming): Declare.
3214         * tree-ssa-tail-merge.c (release_last_vdef): New function.
3215         (purge_bbs): Add update_vops parameter.  Call release_last_vdef for each
3216         deleted basic block.
3217         (tail_merge_optimize): Add argument to call to purge_bbs.
3218
3219 2011-10-18  Richard Guenther  <rguenther@suse.de>
3220
3221         PR middle-end/50716
3222         * expr.c (get_object_or_type_alignment): New function.
3223         (expand_assignment): Use it.
3224         (expand_expr_real_1): Likewise.
3225
3226 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
3227
3228         PR bootstrap/50760
3229         * input.c (dump_line_table_statistics): Use long, not size_t.
3230
3231 2011-10-17  Eric Botcazou  <ebotcazou@adacore.com>
3232
3233         * config/sparc/sparc.md (in_call_delay): Fix formatting issues.
3234
3235 2011-10-17  Simon Baldwin  <simonb@google.com>
3236             Ian Lance Taylor  <iant@google.com>
3237
3238         * configure.ac: Add --with-native-system-header-dir.  Set and
3239         substitute NATIVE_SYSTEM_HEADER_DIR.  Use native_system_header
3240         when setting target_header_dir.
3241         * config.gcc: Always set native_system_header_dir.
3242         (*-*-gnu*): Set native_system_header_dir.  Don't use t-gnu.
3243         (i[34567]86-pc-msdosdjgpp*): Set native_system_header_dir.  Don't
3244         use i386/t-djgpp.
3245         (i[34567]86-*-mingw* | x86_64-*-mingw*): Set
3246         native_system_header_dir.
3247         (spu-*-elf*): Set native_system_header_dir.
3248         * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): Set to
3249         @NATIVE_SYSTEM_HEADER_DIR@.
3250         (PREPROCESSOR_DEFINES): Define NATIVE_SYSTEM_HEADER_DIR.
3251         * cppdefault.c (STANDARD_INCLUDE_DIR): Don't define.
3252         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3253         STANDARD_INCLUDE_COMPONENT.
3254         (cpp_include_defaults): Don't use SYSTEM_INCLUDE_DIR.  Rename
3255         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3256         * system.h: Poison SYSTEM_INCLUDE_DIR, STANDARD_INCLUDE_DIR, and
3257         STANDARD_INCLUDE_COMPONENT.
3258         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Remove.
3259         * config/i386/t-mingw-w32: Likewise.
3260         * config/i386/t-mingw-w64: Likewise.
3261         * config/spu/t-spu-elf: Likewise.
3262         * config/i386/t-djgpp: Remove.
3263         * config/t-gnu: Remove.
3264         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Don't define.
3265         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3266         STANDARD_INCLUDE_COMPONENT.
3267         * config/i386/djgpp.h (STANDARD_INCLUDE_DIR): Don't define.
3268         * config/spu/spu-elf.h: Likewise.
3269         * config/vms/xm-vms.h: Likewise.
3270         * config/gnu.h: Likewise.
3271         * config/openbsd.h (INCLUDE_DEFAULTS): Change STANDARD_INCLUDE_DIR
3272         and STANDARD_INCLUDE_COMPONENT to NATIVE_SYSTEM_HEADER_DIR and
3273         NATIVE_SYSTME_HEADER_COMPONENT.
3274         * doc/install.texi (Configuration): Document
3275         --with-native-system-header-dir.  Mention it in the documentation
3276         for --with-sysroot and --with-build-sysroot.
3277         * doc/tm.texi.in (Driver): Don't document SYSTEM_INCLUDE_DIR or
3278         STANDARD_INCLUDE_DIR.  Rename STANDARD_INCLUDE_COMPONENT to
3279         NATIVE_SYSTEM_HEADER_COMPONENT.  Rename uses of
3280         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3281         * doc/fragments.texi (Target Fragment): Don't document
3282         NATIVE_SYSTEM_HEADER_DIR.
3283         * configure, doc/tm.texi: Rebuild.
3284
3285 2011-10-17  Richard Henderson  <rth@redhat.com>
3286
3287         * config/sparc/sparc.md: Use register_or_zero_operand where rJ
3288         is the constraint.
3289
3290         * config/sparc/sparc.md (vec_perm_constv8qi, vec_perm<mode>): New
3291         patterns.
3292         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): New function.
3293         * config/sparc/sparc-protos.h (sparc_expand_vec_perm_bmask): Declare.
3294
3295 2011-10-17  David S. Miller  <davem@davemloft.net>
3296
3297         * config/sparc/sparc-modes.def: Add single entry vector modes for
3298         DImode and SImode.
3299         * config/sparc/sparc.md (V32, V32I, V64, V64I, V64N8): Delete
3300         mode iterators.
3301         (mov<V32:mode>): Revert back to plain SFmode pattern.
3302         (*movsf_insn): Likewise.
3303         (mov<V64:mode>): Revert back to plain DFmode pattern.
3304         (*movdf_insn_sp32): Likewise.
3305         (*movdf_insn_sp32_v9): Likewise.
3306         (*movdf_insn_sp64): Likewise.
3307         (V64 mode splitters) Likewise.
3308         (addsi3): Remove VIS alternatives.
3309         (subsi3): Likewise.
3310         (and<V64I:mode>3): Revert to DImode only pattern.
3311         (and<V64I:mode>3_sp32): Likewise.
3312         (*and<V64I:mode>3_sp64): Likewise.
3313         (and<V32I:mode>3): Likewise.
3314         (*and_not_<V64I:mode>_sp32): Likewise.
3315         (*and_not_<V64I:mode>_sp64): Likewise.
3316         (*and_not_<V32I:mode>): Likewise.
3317         (ior<V64I:mode>3): Likewise.
3318         (*ior<V64I:mode>3_sp32): Likewise.
3319         (*ior<V64I:mode>3_sp64): Likewise.
3320         (ior<V32I:mode>3): Likewise.
3321         (*or_not_<V64I:mode>_sp32): Likewise.
3322         (*or_not_<V64I:mode>_sp64): Likewise.
3323         (*or_not_<V32I:mode>): Likewise.
3324         (xor<V64I:mode>3): Likewise.
3325         (*xor<V64I:mode>3_sp32): Likewise.
3326         (*xor<V64I:mode>3_sp64): Likewise.
3327         (xor<V32I:mode>3): Likewise.
3328         (V64I mode splitters): Likewise.
3329         (*xor_not_<V64I:mode>_sp32): Likewise.
3330         (*xor_not_<V64I:mode>_sp64): Likewise.
3331         (*xor_not_<V32I:mode>): Likewise.
3332         (one_cmpl<V64I:mode>2): Likewise.
3333         (*one_cmpl<V64I:mode>2_sp32): Likewise.
3334         (*one_cmpl<V64I:mode>2_sp64): Likewise.
3335         (one_cmpl<V32I:mode>2): Likewise.
3336         (VM32, VM64, VMALL): New mode iterators.
3337         (vbits, vconstr, vfptype): New mode attributes.
3338         (mov<VMALL:mode>): New expander.
3339         (*mov<VM32:mode>_insn): New insn.
3340         (*mov<VM64:mode>_insn_sp64): New insn.
3341         (*mov<VM64:mode>_insn_sp32): New insn, and associated splitter
3342         specifically for the register to memory case.
3343         (vec_init<mode>): New expander.
3344         (VADDSUB): New mode iterator.
3345         (<plusminus_insn>v2si3, <plusminus_insn>v2hi3): Remove and replace
3346         with...
3347         (<plusminus_insn><mode>3): New consolidated pattern.
3348         (VL): New mode iterator for logical operations.
3349         (vlsuf): New more attribute.
3350         (vlop): New code iterator.
3351         (vlinsn, vlninsn): New code attributes.
3352         (<code><mode>3): New insn to non-negated vector logical ops.
3353         (*not_<code><mode>3): Likewise for negated variants.
3354         (*nand<mode>_vis): New insn.
3355         (vlnotop): New code iterator.
3356         (*<code>_not1<mode>_vis, *<code>_not2<mode>_vis): New insns.
3357         (one_cmpl<mode>2): New insn.
3358         (faligndata<V64I:mode>_vis): Rewrite to use VM64 iterator.
3359         (bshuffle<VM64:mode>_vis): Likewise.
3360         (v<vis3_shift_patname><mode>3): Use GCM mode iterator.
3361         (fp<plusminus_insn>64_vis): Use V1DI mode.
3362         (VASS mode iterator): Use V1SI not SI mode.
3363         * config/sparc/sparc.c (sparc_vis_init_builtins): Account for
3364         single-entry vector mode changes.
3365         (sparc_expand_builtin): Likewise.
3366         (sparc_expand_vector_init): New function.
3367         * config/sparc/sparc-protos.h (sparc_expand_vector_init): Declare.
3368
3369 2011-10-17  Kai Tietz  <ktietz@redhat.com>
3370
3371         * fold-const.c (simple_operand_p_2): New function.
3372         (fold_truthop): Rename to
3373         (fold_truth_andor_1): function name.
3374         Additionally remove branching creation for logical and/or.
3375         (fold_truth_andor): Handle branching creation for logical and/or here.
3376
3377 2011-10-17  Andi Kleen  <ak@linux.intel.com>
3378
3379         * ggc-page.c (USING_MADVISE): Adjust ifdef to check for USING_MMAP.
3380
3381 2011-10-17  Georg-Johann Lay  <avr@gjlay.de>
3382
3383         * config/avr/avr.h (ASSEMBLER_DIALECT): Remove.
3384         * config/avr/avr.md (mcu_have_movw, mcu_mega): Remove attributes.
3385         (adjust_len): Add alternative "call".
3386         (isa, enabled): New insn attributes.
3387         (length): Use match_test with AVR_HAVE_JMP_CALL instead of
3388         mcu_mega attribute.
3389         (*sbrx_branch<mode>): Ditto.
3390         (*sbrx_and_branch<mode>): Ditto.
3391         (*sbix_branch): Ditto.
3392         (*sbix_branch_bit7): Ditto.
3393         (*sbix_branch_tmp): Ditto.
3394         (*sbix_branch_tmp_bit7): Ditto.
3395         (jump): Ditto.
3396         (negsi2): Use attribute "isa" instead of assembler dialect.
3397         (extendhisi2): Ditto.
3398         (call_insn, call_value_insn): Set adjust_len attribute.
3399         (indirect_jump): Indent to coding rules.
3400         (call_prologue_saves): Use isa attribute instead of mcu_mega.
3401         (epilogue_restores): Ditto.  Fix setting of SP as described in the
3402         RTX pattern.
3403         (*indirect_jump): Fusion of *jcindirect_jump, *njcindirect_jump
3404         and *indirect_jump_avr6.
3405         (*tablejump): Fusion of *tablejump_rjmp and *tablejump_lib.
3406         (*jcindirect_jump, *njcindirect_jump, *indirect_jump_avr6): Remove.
3407         (*tablejump_rjmp, *tablejump_lib): Remove.
3408         * config/avr/avr.c (adjust_insn_length): Handle ADJUST_LEN_CALL.
3409
3410 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
3411
3412         PR c++/50757
3413         * doc/invoke.texi ([Wnonnull]): Update.
3414
3415 2011-10-17  Richard Henderson  <rth@redhat.com>
3416
3417         PR 50746
3418         * optabs.c (expand_vec_perm_expr): Fix indexing error.
3419
3420 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
3421
3422         * configure.ac: Display `yes' if the SystemTap header has been found.
3423         * configure: Regenerate.
3424
3425 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3426
3427         PR other/50636
3428         * config.in, configure: Regenerate.
3429         * configure.ac (madvise): Add to AC_CHECK_FUNCS.
3430         * ggc-page.c (USING_MADVISE): Add.
3431         (page_entry): Add discarded field.
3432         (alloc_page): Check for discarded pages.
3433         (release_pages): Add USING_MADVISE branch.
3434
3435 2011-10-17  Richard Guenther  <rguenther@suse.de>
3436
3437         PR tree-optimization/50729
3438         * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
3439         (simplify_conversion_using_ranges): Properly test the
3440         intermediate result.
3441
3442 2011-10-15  Tom Tromey  <tromey@redhat.com>
3443             Dodji Seketeli  <dodji@redhat.com>
3444
3445         * ggc.h (ggc_round_alloc_size): Declare new public entry point.
3446         * ggc-none.c (ggc_round_alloc_size): New public stub function.
3447         * ggc-page.c (ggc_alloced_size_order_for_request): New static
3448         function.  Factorized from ggc_internal_alloc_stat.
3449         (ggc_round_alloc_size): New public function.  Uses
3450         ggc_alloced_size_order_for_request.
3451         (ggc_internal_alloc_stat): Use ggc_alloced_size_order_for_request.
3452         * ggc-zone.c (ggc_round_alloc_size): New public function extracted
3453         from ggc_internal_alloc_zone_stat.
3454         (ggc_internal_alloc_zone_stat): Use ggc_round_alloc_size.
3455         * toplev.c (general_init): Initialize
3456         line_table->alloced_size_for_request.
3457
3458 2011-10-15  Tom Tromey  <tromey@redhat.com>
3459             Dodji Seketeli  <dodji@redhat.com>
3460
3461         * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
3462         (num_expanded_macros_counter, num_macro_tokens_counter): Declare
3463         new counters.
3464         (dump_line_table_statistics): Define new function.
3465         * input.h (dump_line_table_statistics): Declare new function.
3466         * toplev.c (dump_memory_report): Call dump_line_table_statistics.
3467
3468 2011-10-15  Tom Tromey  <tromey@redhat.com>
3469             Dodji Seketeli  <dodji@redhat.com>
3470
3471         * doc/cppopts.texi: Document -fdebug-cpp.
3472         * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
3473
3474 2011-10-15  Tom Tromey  <tromey@redhat.com>
3475             Dodji Seketeli  <dodji@redhat.com>
3476
3477         * gcc/diagnostic.h (diagnostic_report_current_module): Add a
3478         location parameter.
3479         * diagnostic.c (diagnostic_report_current_module): Add a location
3480         parameter to the function definition.  Use it instead of
3481         input_location.  Resolve the virtual location rather than just
3482         looking up its map and risking to touch a resulting macro map.
3483         (default_diagnostic_starter): Pass the relevant diagnostic
3484         location to diagnostic_report_current_module.
3485         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): New.
3486         (virt_loc_aware_diagnostic_finalizer): Likewise.
3487         (diagnostic_report_current_function): Pass the
3488         relevant location to diagnostic_report_current_module.
3489         * tree-diagnostic.h (virt_loc_aware_diagnostic_finalizer): Declare
3490         new function.
3491         * toplev.c (general_init): By default, use the new
3492         virt_loc_aware_diagnostic_finalizer as diagnostic finalizer.
3493         * Makefile.in: Add vec.h dependency to tree-diagnostic.c.
3494
3495 2011-10-15  Tom Tromey  <tromey@redhat.com>
3496             Dodji Seketeli  <dodji@redhat.com>
3497
3498         * doc/cppopts.texi (-ftrack-macro-expansion): Document new option.
3499         * doc/invoke.texi (-ftrack-macro-expansion): Add this to the list of
3500         preprocessor related options.
3501
3502 2011-10-15  Tom Tromey  <tromey@redhat>
3503             Dodji Seketeli  <dodji@redhat.com>
3504
3505         * input.h (struct expanded_location): Move to libcpp/line-map.h.
3506         (LOCATION_COLUMN): New accessor
3507         (in_system_header_at): Use linemap_location_in_system_header_p.
3508         * diagnostic.c (diagnostic_report_current_module): Adjust to avoid
3509         touching the internals of struct line_map.  Use the public API instead.
3510         (diagnostic_report_diagnostic): Don't use relational operator '<'
3511         on virtual locations.  Use linemap_location_before_p instead.
3512         * input.c (expand_location): Adjust to expand to the tokens'
3513         spelling location when macro location tracking is on.
3514
3515
3516 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3517
3518         * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
3519
3520 2011-10-13  Andi Kleen  <ak@linux.intel.com>
3521
3522         * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.
3523
3524 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3525
3526         PR tree-optimization/50727
3527         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Add
3528         DEF_STMT to the list of statements to be replaced by the
3529         pattern statements.
3530
3531 2011-10-16  Eric Botcazou  <ebotcazou@adacore.com>
3532
3533         PR rtl-optimization/50615
3534         * combine.c (distribute_notes) <REG_ARGS_SIZE>: Skip if I3 is a no-op.
3535
3536 2011-10-16  Jakub Jelinek  <jakub@redhat.com>
3537
3538         PR tree-optimization/50596
3539         * tree-vectorizer.h (NUM_PATTERNS): Increase to 7.
3540         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3541         vect_recog_bool_pattern.
3542         (check_bool_pattern, adjust_bool_pattern_cast,
3543         adjust_bool_pattern, vect_recog_bool_pattern): New functions.
3544
3545 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3546
3547         * tree-vect-stmts.c (vectorizable_load): For SLP without permutation
3548         treat the first load of the node as the first element in its
3549         interleaving chain.
3550         * tree-vect-slp.c (vect_get_and_check_slp_defs): Swap the operands if
3551         necessary and possible.
3552         (vect_build_slp_tree): Add new argument.  Allow load groups of any size
3553         in basic blocks.  Keep all the loads for further permutation check.
3554         Use the new argument to determine if there is a permutation.  Update
3555         the recursive calls.
3556         (vect_supported_load_permutation_p): Allow subchains of interleaving
3557         chains in basic block vectorization.
3558         (vect_analyze_slp_instance): Update the call to vect_build_slp_tree.
3559         Check load permutation based on the new parameter.
3560         (vect_schedule_slp_instance): Don't start from the first element in
3561         interleaving chain unless the loads are permuted.
3562
3563 2011-10-15  Jan Hubicka  <jh@suse.cz>
3564
3565         PR target/48668
3566         PR target/50689
3567         * cgraphunit.c (cgraph_expand_function): Expand thunks and alises
3568         after function body.
3569
3570 2011-10-15  Richard Henderson  <rth@redhat.com>
3571
3572         * tree-vect-slp.c: Include langhooks.h.
3573         (vect_create_mask_and_perm): Emit VEC_PERM_EXPR, not a builtin.
3574         (vect_transform_slp_perm_load): Use can_vec_perm_expr_p.  Simplify
3575         mask creation for VEC_PERM_EXPR.
3576         * tree-vect-stmts.c (perm_mask_for_reverse): Return the mask,
3577         not the builtin.
3578         (reverse_vec_elements): Emit VEC_PERM_EXPR not a builtin.
3579         * Makefile.in (tree-vect-slp.o): Update dependency.
3580         * optabs.c (can_vec_perm_expr_p): Allow NULL as unknown constant.
3581
3582 2011-10-15  Alan Modra  <amodra@gmail.com>
3583
3584         PR bootstrap/50738
3585         * ifcvt.c (dead_or_predicable): Revert accidental commit with
3586         HAVE_simple_return test.
3587
3588 2011-10-15  Alan Modra  <amodra@gmail.com>
3589
3590         * ifcvt.c (dead_or_predicable): Disable if-conversion when
3591         doing so is likely to kill a shrink-wrapping opportunity.
3592
3593         PR rtl-optimization/49941
3594         * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps.
3595
3596         * rtl.h (set_return_jump_label): Declare.
3597         * function.c (set_return_jump_label): New function, extracted..
3598         (thread_prologue_and_epilogue_insns): ..from here.  Use it in
3599         another instance to set return jump_label.
3600         * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label.
3601         * reorg.c (find_end_label): Likewise.
3602
3603 2011-10-14  David S. Miller  <davem@davemloft.net>
3604
3605         * config/sparc/sol2.h: Protect -m{cpu,tune}=native handling
3606         with a more complete cpp test.
3607         * config/sparc/linux64.h: Likewise.
3608         * config/sparc/linux.h: Likewise.
3609         * config/sparc/sparc.opt (sparc_debug): New target variable.
3610         (mdebug): New target option.
3611         * config/sparc/sparc.h (MASK_DEBUG_OPTIONS, MASK_DEBUG_ALL,
3612         TARGET_DEBUG_OPTIONS): New defines.
3613         * config/sparc/sparc.c (debug_target_flag_bits,
3614         debug_target_flags): New functions.
3615         (sparc_option_override): Add name strings back to cpu_table[].
3616         Parse -mdebug string.  When TARGET_DEBUG_OPTIONS is true, print
3617         out the target flags before and after override processing as well
3618         as the selected cpu.  If MASK_V8PLUS, make sure that the selected
3619         cpu is at least v9.
3620
3621 2011-10-15  Oleg Endo  <oleg.endo@t-online.de>
3622
3623         PR target/49263
3624         * config/sh/sh.h (ZERO_EXTRACT_ANDMASK): New macro.
3625         * config/sh/sh.c (sh_rtx_costs): Add test instruction case.
3626         * config/sh/sh.md (tstsi_t): Name existing insn.  Make inner
3627         and instruction commutative.
3628         (tsthi_t, tstqi_t, tstqi_t_zero, tstsi_t_and_not,
3629         tstsi_t_zero_extract_eq, tstsi_t_zero_extract_xor,
3630         tstsi_t_zero_extract_subreg_xor_little,
3631         tstsi_t_zero_extract_subreg_xor_big): New insns.
3632         (*movsicc_t_false, *movsicc_t_true): Replace space with tab in
3633         asm output.
3634         (*andsi_compact): Reorder alternatives so that K08 is considered first.
3635
3636 2011-10-14  Eric Botcazou  <ebotcazou@adacore.com>
3637
3638         PR target/50354
3639         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if the default
3640         processor is at least V9 and TARGET_64BIT_DEFAULT is defined.
3641
3642 2011-10-14  Gerald Pfeifer  <gerald@pfeifer.com>
3643
3644         * invoke.texi (AVR Options): Avoid \leq{}.
3645
3646 2011-10-14  Kai Tietz  <ktietz@redhat.com>
3647
3648         * gimplify.c (gimplify_expr): Take care that for bitwise-binary
3649         transformation the operands have compatible types.
3650
3651 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3652
3653         * config/i386/sse.md (vec_widen_smult_hi_v8hi,
3654         vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
3655         vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
3656         mode iterator and any_extend code iterator.
3657         (vec_widen_<s>mult_hi_v8si, vec_widen_<s>mult_lo_v8si): New expanders.
3658         (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si): Enable
3659         also for TARGET_SSE4_1 using pmuldq insn.
3660         (sdot_prodv8hi): Macroize using VI2_AVX2 iterator.
3661         (sse2_sse4_1): New code attr.
3662         (udot_prodv4si): Macroize using any_extend code iterator.
3663         (<s>dot_prodv8si): New expander.
3664
3665 2011-10-14  Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
3666
3667         * config/i386/i386.c (atom_cost): Changed cost for loading
3668         QImode using movzbl.
3669
3670 2011-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
3671
3672         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo in my
3673         change on October 11th, 2011.
3674
3675 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3676
3677         * config/i386/sse.md (vec_interleave_high<mode>,
3678         vec_interleave_low<mode>): Add AVX2 expanders for VI_256 modes.
3679         * config/i386/i386.c (expand_vec_perm_interleave3): New function.
3680         (ix86_expand_vec_perm_builtin_1): Call it.
3681
3682 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
3683
3684         Fix thinko from r179765
3685         * config/avr/avr.c (avr_option_override): Don't override
3686         flag_omit_frame_pointer if not actually needed.
3687
3688 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
3689
3690         PR target/46278
3691         * doc/invoke.texi (AVR Options): Document -mstrict-X.
3692
3693         * config/avr/avr.opt (-mstrict-X): New option.
3694         (avr_strict_X): New variable reflecting -mstrict-X.
3695         * config/avr/avr.c (avr_reg_ok_for_addr_p): Add parameter
3696         outer_code and pass it down to avr_regno_mode_code_ok_for_base_p.
3697         (avr_legitimate_address_p): Pass outer_code to
3698         avr_reg_ok_for_addr_p and use that function in case PLUS.
3699         (avr_mode_code_base_reg_class): Depend on avr_strict_X.
3700         (avr_regno_mode_code_ok_for_base_p): Ditto, and depend on outer_code.
3701         (avr_option_override): Disable -fcaller-saves if -mstrict-X is on.
3702
3703 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3704
3705         * config/i386/sse.md (neg<mode>2): Use VI_AVX2 iterator instead
3706         of VI_128.
3707
3708         * config/i386/sse.md (mulv2di3): Macroize using VI8_AVX2 iterator.
3709         (ashl<mode>3): Use VI248_AVX2 iterator instead of VI248_128.
3710         Use <sseinsnmode> instead of TI in mode attr.
3711
3712 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3713
3714         * config/arm/linux-atomic-64bit.c: New (based on linux-atomic.c).
3715         * config/arm/linux-atomic.c: Change comment to point to 64bit version.
3716         (SYNC_LOCK_RELEASE): Instantiate 64bit version.
3717         * config/arm/t-linux-eabi: Pull in linux-atomic-64bit.c.
3718
3719 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3720
3721         * config/arm/arm.c (arm_output_ldrex): Support ldrexd.
3722         (arm_output_strex): Support strexd.
3723         (arm_output_it): New helper to output it in Thumb2 mode only.
3724         (arm_output_sync_loop): Support DI mode.  Change comment to
3725         not support const_int.
3726         (arm_expand_sync): Support DI mode.
3727         * config/arm/arm.h (TARGET_HAVE_LDREXBHD): Split into LDREXBH
3728         and LDREXD.
3729         * config/arm/iterators.md (NARROW): move from sync.md.
3730         (QHSD): New iterator for all current ARM integer modes.
3731         (SIDI): New iterator for SI and DI modes only.
3732         * config/arm/sync.md (sync_predtab): New mode_attr.
3733         (sync_compare_and_swapsi): Fold into sync_compare_and_swap<mode>.
3734         (sync_lock_test_and_setsi): Fold into sync_lock_test_and_setsi<mode>.
3735         (sync_<sync_optab>si): Fold into sync_<sync_optab><mode>.
3736         (sync_nandsi): Fold into sync_nand<mode>.
3737         (sync_new_<sync_optab>si): Fold into sync_new_<sync_optab><mode>.
3738         (sync_new_nandsi): Fold into sync_new_nand<mode>.
3739         (sync_old_<sync_optab>si): Fold into sync_old_<sync_optab><mode>.
3740         (sync_old_nandsi): Fold into sync_old_nand<mode>.
3741         (sync_compare_and_swap<mode>): Support SI & DI.
3742         (sync_lock_test_and_set<mode>): Likewise.
3743         (sync_<sync_optab><mode>): Likewise.
3744         (sync_nand<mode>): Likewise.
3745         (sync_new_<sync_optab><mode>): Likewise.
3746         (sync_new_nand<mode>): Likewise.
3747         (sync_old_<sync_optab><mode>): Likewise.
3748         (sync_old_nand<mode>): Likewise.
3749         (arm_sync_compare_and_swapsi): Turn into iterator on SI & DI.
3750         (arm_sync_lock_test_and_setsi): Likewise.
3751         (arm_sync_new_<sync_optab>si): Likewise.
3752         (arm_sync_new_nandsi): Likewise.
3753         (arm_sync_old_<sync_optab>si): Likewise.
3754         (arm_sync_old_nandsi): Likewise.
3755         (arm_sync_compare_and_swap<mode> NARROW): use sync_predtab, fix indent.
3756         (arm_sync_lock_test_and_setsi<mode> NARROW): Likewise.
3757         (arm_sync_new_<sync_optab><mode> NARROW): Likewise.
3758         (arm_sync_new_nand<mode> NARROW): Likewise.
3759         (arm_sync_old_<sync_optab><mode> NARROW): Likewise.
3760         (arm_sync_old_nand<mode> NARROW): Likewise.
3761
3762 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3763
3764         PR target/48126
3765         * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
3766
3767 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
3768
3769         * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
3770
3771 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
3772
3773         * doc/invoke.texi ([Wformat-zero-length]): Tidy.
3774
3775 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3776
3777         * gimple.c (walk_stmt_load_store_addr_ops): Call visit_addr also
3778         on COND_EXPR/VEC_COND_EXPR comparison operands if they are ADDR_EXPRs.
3779
3780 2011-10-14  Richard Guenther  <rguenther@suse.de>
3781
3782         PR tree-optimization/50723
3783         * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
3784
3785 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
3786
3787         * gengtype.c (files_rules): Added rules for objc/objc-map.h and
3788         objc/objc-map.c.
3789
3790 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
3791
3792         PR c++/17212
3793         * doc/invoke.texi ([Wformat-zero-length]): Update.
3794
3795 2011-10-14  Iain Sandoe  <iains@gcc.gnu.org>
3796
3797         PR bootstrap/50699
3798         * config/darwin.c (darwin_patch_builtin): Adjust argument type. Only
3799         build for powerpc targets.  (darwin_patch_builtins): Only build for
3800         powerpc targets.
3801
3802 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3803
3804         * config/i386/sse.md (*avx_cvtdq2pd256_2): Rename to...
3805         (avx_cvtdq2pd256_2): ... this.
3806         (sseunpackfltmode): New mode attr.
3807         (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi,
3808         vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): Macroize
3809         using VI2_AVX2 iterator.
3810         (vec_unpacku_float_hi_v8si, vec_unpacku_float_lo_v8si): New expanders.
3811
3812 2011-10-13  David S. Miller  <davem@davemloft.net>
3813
3814         * config/sparc/sparc.md (plusminus): New code iterator.
3815         (plusminus_insn): New code attr.
3816         (addv2si3, subv2si3, addv4hi3, subv4hi3, addv2hi3, subv2hi3): Merge
3817         using plusminus and plusminus_insn.
3818         (fpadd64_vis, fpsub64_vis): Likewise.
3819
3820 2011-10-13  Richard Henderson  <rth@redhat.com>
3821
3822         * doc/md.texi (vec_perm): Document fallback to byte permutation.
3823         * genopinit.c (optabs): Add vec_perm_const.
3824         * optabs.c (can_vec_perm_expr_p): Rename from expand_vec_perm_expr_p.
3825         Reject non-vector modes.  Allow fallback to byte permutation.
3826         (expand_vec_perm_expr_1): Split out from ...
3827         (expand_vec_perm_expr): ... here.  Allow fallback to byte permutation.
3828         * optabs.h (DOI_vec_perm_const, vec_perm_const_optab): New.
3829         * tree-vect-generic.c (lower_vec_perm): Update for name change.
3830
3831 2011-10-13  Richard Henderson  <rth@redhat.com>
3832
3833         * config/rs6000/altivec.md (vec_permv16qi): New pattern.
3834
3835         * config/rs6000/spu.md (vec_permv16qi): New pattern.
3836
3837         * config/i386/i386.c (ix86_expand_vec_perm_const): New.
3838         * config/i386/i386-protos.h: Update.
3839         * config/i386/sse.md (VEC_PERM_CONST): New mode iterator.
3840         (vec_perm_const<VEC_PERM_CONST>): New expander.
3841
3842         * optabs.c (expand_vector_broadcast): New.
3843         (expand_binop): Expand scalar shifts of vectors to vector shifts
3844         of vectors, if the former isn't supported.
3845         * tree-vect-generic.c (expand_vector_operations_1): Don't do that
3846         here; always simplify to scalar shift of vector if possible.
3847
3848         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix mode
3849         test for vector splat.
3850
3851 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
3852
3853         * config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode to V.
3854
3855 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
3856             Richard Guenther  <rguenther@suse.de>
3857
3858         * tree-ssa.c (maybe_optimize_var): Drop TREE_ADDRESSABLE from vector
3859         or complex vars even if their DECL_UID is in not_reg_needs bitmap.
3860
3861 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
3862
3863         * config/i386/sse.md (reduc_umin_v8hi): New pattern.
3864         * config/i386/i386.c (ix86_build_const_vector): Handle
3865         also V32QI, V16QI, V16HI and V8HI modes.
3866         (emit_reduc_half): New function.
3867         (ix86_expand_reduc): Use phminposuw insn for V8HImode UMIN.
3868         Use emit_reduc_half helper function.
3869
3870 2011-10-13  Lawrence Crowl  <crowl@google.com>
3871             Diego Novillo  <dnovillo@google.com>
3872
3873         * lto-streamer-in.c (input_struct_function_base): Factor out of ...
3874         (input_function): ... here.
3875         * lto-streamer-out.c (output_struct_function_base): Factor out of ...
3876         (output_function): ... here.
3877
3878 2011-10-13  Gabriel Charette  <gchare@google.com>
3879             Diego Novillo  <dnovillo@google.com>
3880
3881         * streamer-hooks.h (struct streamer_hooks): Add hooks
3882         input_location and output_location.
3883         * lto-streamer-in.c (lto_input_location): Use
3884         streamer_hooks.input_location, if set.
3885         * lto-streamer-out.c (lto_output_location): Use
3886         streamer_hooks.output_location, if set.
3887
3888 2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>
3889
3890         * doc/invoke.texi (SPARC options): Document -mfix-at697f.
3891         * config/sparc/sparc.opt (mfix-at697f): New option.
3892         * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
3893         (sparc_reorg): New function.
3894
3895 2011-10-13  Richard Guenther  <rguenther@suse.de>
3896
3897         PR tree-optimization/50712
3898         * ipa-split.c (split_function): Always re-gimplify parameters
3899         when they are not gimple vals before passing them.  Properly
3900         check for type compatibility.
3901
3902 2011-10-13  Tom de Vries  <tom@codesourcery.com>
3903
3904         * function.c (gimplify_parameters): Set number of arguments of call to
3905         BUILT_IN_ALLOCA_WITH_ALIGN to 2.
3906
3907 2011-10-13  Tom de Vries  <tom@codesourcery.com>
3908
3909         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_READONLY_P
3910         for static const strings.
3911         * varasm.c (build_constant_desc): Generate the memory location of the
3912         constant using gen_const_mem.
3913
3914 2011-10-13  Richard Guenther  <rguenther@suse.de>
3915
3916         PR tree-optimization/50698
3917         * tree-data-ref.c (split_constant_offset_1): Also process
3918         offsets of &MEM.
3919
3920 2011-10-12  David S. Miller  <davem@davemloft.net>
3921
3922         * config/sparc/sparc.md (UNSPEC_FPMERGE): Delete.
3923         (UNSPEC_MUL16AU, UNSPEC_MUL8, UNSPEC_MUL8SU, UNSPEC_MULDSU): New
3924         unspecs.
3925         (fpmerge_vis): Remove inaccurate comment, represent using vec_select
3926         of a vec_concat.
3927         (vec_interleave_lowv8qi, vec_interleave_highv8qi): New insns.
3928         (fmul8x16_vis, fmul8x16au_vis, fmul8sux16_vis, fmuld8sux16_vis):
3929         Reimplement as unspecs and remove inaccurate comments.
3930         (vis3_shift_patname): New code attr.
3931         (<vis3_shift_insn><vbits>_vis): Rename to
3932         "v<vis3_shift_patname><mode>3".
3933         (vis3_addsub_ss_patname): New code attr.
3934         (<vis3_addsub_ss_insn><vbits>_vis): Rename to
3935         "<vis3_addsub_ss_patname><mode>3".
3936         * config/sparc/sparc.c (sparc_vis_init_builtins): Update to
3937         accommodate pattern name changes.
3938
3939         * config/sparc/sparc.h: Do not force TARGET_VIS3 and TARGET_FMAF
3940         to zero when assembler lacks support for such instructions.
3941         * config/sparc/sparc.c (sparc_option_override): Clear MASK_VIS3
3942         and MASK_FMAF in defaults when assembler lacks necessary support.
3943
3944 2011-10-12  Jakub Jelinek  <jakub@redhat.com>
3945
3946         * config/i386/sse.md (vec_unpacks_lo_<mode>,
3947         vec_unpacks_hi_<mode>, vec_unpacku_lo_<mode>,
3948         vec_unpacku_hi_<mode>): Change VI124_128 mode to VI124_AVX2.
3949         * config/i386/i386.c (ix86_expand_sse_unpack): Handle
3950         V32QImode, V16HImode and V8SImode for TARGET_AVX2.
3951
3952         * config/i386/sse.md (vec_avx2): New mode_attr.
3953         (mulv16qi3): Macroize to cover also mulv32qi3 for TARGET_AVX2 into ...
3954         (mul<mode>3): ... this.
3955
3956         * config/i386/i386.md (UNSPEC_VPERMDI): Remove.
3957         * config/i386/i386.c (ix86_expand_vec_perm): Handle
3958         V16QImode and V32QImode for TARGET_AVX2.
3959         (MAX_VECT_LEN): Increase to 32.
3960         (expand_vec_perm_blend): Add support for 32-byte integer
3961         vectors with TARGET_AVX2.
3962         (valid_perm_using_mode_p): New function.
3963         (expand_vec_perm_pshufb): Add support for 32-byte integer
3964         vectors with TARGET_AVX2.
3965         (expand_vec_perm_vpshufb2_vpermq): New function.
3966         (expand_vec_perm_vpshufb2_vpermq_even_odd): New function.
3967         (expand_vec_perm_even_odd_1): Handle 32-byte integer vectors
3968         with TARGET_AVX2.
3969         (ix86_expand_vec_perm_builtin_1): Try expand_vec_perm_vpshufb2_vpermq
3970         and expand_vec_perm_vpshufb2_vpermq_even_odd.
3971         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Add for TARGET_AVX2
3972         32-byte integer vector modes.
3973         (vec_pack_trunc_<mode>): Use VI248_AVX2 instead of VI248_128.
3974         (avx2_interleave_highv32qi, avx2_interleave_lowv32qi): Remove pasto.
3975         (avx2_pshufdv3, avx2_pshuflwv3, avx2_pshufhwv3): Generate
3976         4 new operands.
3977         (avx2_pshufd_1, avx2_pshuflw_1, avx2_pshufhw_1): Don't use
3978         match_dup, instead add 4 new operands and require they have
3979         right cross-lane values.
3980         (avx2_permv4di): Change into define_expand.
3981         (avx2_permv4di_1): New instruction.
3982         (avx2_permv2ti): Use nonimmediate_operand instead of register_operand
3983         for "xm" constrained operand.
3984         (VEC_PERM_AVX2): Add V32QI and V16QI for TARGET_AVX2.
3985
3986         * config/i386/sse.md (avx2_gathersi<mode>,
3987         avx2_gatherdi<mode>, avx2_gatherdi<mode>256): Add clobber of
3988         match_scratch, change memory_operand to register_operand,
3989         add (mem:BLK (scratch)) use.
3990         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>,
3991         *avx2_gatherdi<mode>256): Add clobber of match_scratch,
3992         add earlyclobber to the output operand and match_scratch,
3993         add (mem:BLK (scratch)) use, change the other mem to match_operand.
3994         Use %p6 instead of %c6 in the pattern.
3995         * config/i386/i386.c (ix86_expand_builtin): Adjust for
3996         operand 2 being a Pmode register_operand instead of memory_operand.
3997
3998 2011-10-12  Kai Tietz  <ktietz@redhat.com>
3999
4000         * config/i386/i386.md (simple_return): Disable if TARGET_SEH is active.
4001
4002 2011-10-12  Steve Ellcey  <sje@cup.hp.com>
4003
4004         * config/ia64/ia64.c (ia64_init_builtins): Fix unbalanced parentheses.
4005
4006 2011-10-12  Richard Guenther  <rguenther@suse.de>
4007
4008         * tree-ssa-alias.c (maybe_skip_until): Cache also at the point
4009         of the first store we visit in a basic-block.
4010         (get_continuation_for_phi): Search for a candidate VUSE that
4011         might dominates all others.  Do pairwise disambiguation against
4012         that candidate.
4013
4014 2011-10-12  Paul Koning  <pkoning@gcc.gnu.org>
4015
4016         PR tree-optimization/50189
4017         * tree-vrp.c (extract_range_from_assert): Use the type of
4018         the variable, not the limit.
4019
4020 2011-10-12  Richard Guenther  <rguenther@suse.de>
4021
4022         PR tree-optimization/50700
4023         * tree-object-size.c (addr_object_size): Simplify and treat
4024         MEM_REF bases consistently.
4025
4026 2011-10-12  Bernd Schmidt  <bernds@codesourcery.com>
4027
4028         * function.c (prepare_shrink_wrap, bb_active_p): New function.
4029         (thread_prologue_and_epilogue_insns): Use bb_active_p.  Call
4030         prepare_shrink_wrap, then recompute bb_active_p for the last block.
4031
4032 2011-10-12  Joseph Myers  <joseph@codesourcery.com>
4033
4034         PR c/50565
4035         * convert.c (convert_to_integer): Do not narrow operands of
4036         pointer subtraction.
4037
4038 2011-10-12  Nick Clifton  <nickc@redhat.com>
4039
4040         * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): New macro.  Used to
4041         emit a .eabi_attribute assembler directive, possibly with a
4042         comment attached.
4043         * config/arm/arm.c (arm_file_start): Use the new macro.
4044         * config/arm/arm-c.c (arm_output_c_attributes): Likewise.
4045
4046 2011-10-12  Georg-Johann Lay  <avr@gjlay.de>
4047
4048         PR target/49939
4049         * config/avr/avr.md (*movqi): Rename to movqi_insn.
4050         (*call_insn): Rename to call_insn.
4051         (*call_value_insn): Rename to call_value_insn.
4052         * config/avr/avr.c (avr_2word_insn_p): New static function.
4053         (jump_over_one_insn_p): Use it.
4054
4055 2011-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
4056
4057         * expr.h (copy_blkmode_to_reg): Declare.
4058         * expr.c (copy_blkmode_to_reg): New function.
4059         (expand_assignment): Don't expand register RESULT_DECLs before
4060         the lhs.  Use copy_blkmode_to_reg to copy BLKmode values into a
4061         RESULT_DECL register.
4062         (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
4063         * stmt.c (expand_return): Move BLKmode-to-register code into
4064         copy_blkmode_to_reg.
4065
4066 2011-10-11  Eric Botcazou  <ebotcazou@adacore.com>
4067
4068         PR target/49965
4069         * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
4070         (mov<F:mode>cc): Likewise.
4071
4072 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4073
4074         * tree-ssa-address.c (copy_ref_info): Remove copy of TREE_THIS_NOTRAP.
4075
4076 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4077
4078         * tree.h (built_in_decls): Delete old interface with two parallel
4079         arrays to hold standard builtin declarations, and replace it with
4080         a function based interface that can support creating builtins on
4081         the fly in the future.  Change all uses, and poison the old
4082         names.  Make sure 0 is not a legitimate builtin index.
4083         (implicit_built_in_decls): Ditto.
4084         (built_in_info): Ditto.
4085         (BUILTIN_VALID_P): Ditto.
4086         (builtin_decl_explicit): Ditto.
4087         (builtin_decl_implicit): Ditto.
4088         (set_builtin_decl): Ditto.
4089         (set_builtin_decl_implicit_p): Ditto.
4090         (builtin_decl_explicit_p): Ditto.
4091         (builtin_decl_implicit_p): Ditto.
4092         * tree-complex.c (expand_complex_libcall): Ditto.
4093         * tree-loop-distribution.c (generate_memset_zero): Ditto.
4094         * tree-ssa-strlen.c (get_string_length): Ditto.
4095         (handle_builtin_strcpy): Ditto.
4096         (handle_builtin_strcat): Ditto.
4097         * tree.c (iterative_hash_expr): Ditto.
4098         (local_define_builtin): Ditto.
4099         (build_common_builtin_nodes): Ditto.
4100         * builtins.c (built_in_decls): Ditto.
4101         (implicit_built_in_decls): Ditto.
4102         (built_in_info): Ditto
4103         (expand_builtin_classify_type): Ditto.
4104         (mathfn_built_in_1): Ditto.
4105         (expand_builtin_cexpi): Ditto.
4106         (expand_builtin_mempcpy_args): Ditto.
4107         (expand_builtin_stpcpy): Ditto.
4108         (gimplify_va_arg_expr): Ditto.
4109         (expand_builtin_sync_operation): Ditto.
4110         (build_builtin_expect_predicate): Ditto.
4111         (fold_builtin_memory_op): Ditto.
4112         (fold_builtin_strcpy): Ditto.
4113         (fold_builtin_stpcpy): Ditto.
4114         (fold_builtin_strncpy): Ditto.
4115         (fold_builtin_interclass_mathfn): Ditto.
4116         (fold_builtin_classify): Ditto.
4117         (fold_builtin_2): Ditto.
4118         (fold_builtin_strstr): Ditto.
4119         (fold_builtin_strrchr): Ditto.
4120         (fold_builtin_strpbrk): Ditto.
4121         (fold_builtin_strcat): Ditto.
4122         (fold_builtin_strncat): Ditto.
4123         (fold_builtin_strcspn): Ditto.
4124         (fold_builtin_fputs): Ditto.
4125         (fold_builtin_sprintf): Ditto.
4126         (fold_builtin_snprintf): Ditto.
4127         (expand_builtin_memory_chk): Ditto.
4128         (fold_builtin_memory_chk): Ditto.
4129         (fold_builtin_stxcpy_chk): Ditto.
4130         (fold_builtin_strncpy_chk): Ditto.
4131         (fold_builtin_strcat_chk): Ditto.
4132         (fold_builtin_strncat_chk): Ditto.
4133         (fold_builtin_sprintf_chk_1): Ditto.
4134         (fold_builtin_snprintf_chk_1): Ditto.
4135         (fold_builtin_printf): Ditto.
4136         (fold_builtin_fprintf): Ditto.
4137         (fold_call_stmt): Ditto.
4138         (set_builtin_user_assembler_name): Ditto.
4139         * tree-emutls.c (emutls_common_1): Ditto.
4140         * omp-low.c (scan_omp): Ditto.
4141         (lower_rec_input_clauses): Ditto.
4142         (lower_reduction_clauses): Ditto.
4143         (expand_parallel_call): Ditto.
4144         (expand_task_call): Ditto.
4145         (maybe_catch_exception): Ditto.
4146         (optimize_omp_library_calls): Ditto.
4147         (expand_omp_for_generic): Ditto.
4148         (expand_omp_for_static_nochunk): Ditto.
4149         (expand_omp_for_static_chunk): Ditto.
4150         (expand_omp_sections): Ditto.
4151         (expand_omp_atomic_fetch_op): Ditto.
4152         (expand_omp_atomic_pipeline): Ditto.
4153         (expand_omp_atomic_mutex): Ditto.
4154         (lower_omp_single_simple): Ditto.
4155         (lower_omp_single_copy): Ditto.
4156         (lower_omp_master): Ditto.
4157         (lower_omp_ordered): Ditto.
4158         (lower_omp_critical): Ditto.
4159         * tree-ssa-ccp.c (optimize_stdarg_builtin): Ditto.
4160         * builtins.c (DEF_BUILTIN_STUB): Ditto.
4161         (BUILT_IN_NONE): Ditto.
4162         * tree-ssa-math-opts.c (execute_optimize_bswap): Ditto.
4163         * gimple-low.c (lower_function_body): Ditto.
4164         (lower_builtin_setjmp): Ditto.
4165         * c-decl.c (merge_decls): Ditto.
4166         * tree-eh.c (lower_resx): Ditto.
4167         (lower_resx): Ditto.
4168         (lower_eh_dispatch): Ditto.
4169         * function (gimplify_parameters): Ditto.
4170         * c-typeck.c (build_function_call_vec): Ditto.
4171         * gimplify.c (build_stack_save_restore): Ditto.
4172         (gimplify_vla_decl): Ditto.
4173         (gimplify_modify_expr_to_memcpy): Ditto.
4174         (gimplify_modify_expr_to_memset): Ditto.
4175         (gimplify_variable_sized_compare): Ditto.
4176         (gimplify_function_tree): Ditto.
4177         * calls.c (emit_call_1): Ditto.
4178         * tree-ssa-forprop.c (simplify_builtin_call): Ditto.
4179         * tree-nested.c (convert_nl_goto_reference): Ditto.
4180         (convert_tramp_reference_op): Ditto.
4181         (finalize_nesting_tree_1): Ditto.
4182         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4183         (tree_ssa_prefetch_arrays): Ditto.
4184         * tree-streamer-in.c (streamer_get_builtin_tree): Ditto.
4185         * system.h (built_in_decls): Ditto.
4186         (implicit_built_in_decls): Ditto.
4187         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4188         * config/sparc/sparc.c (sparc_gimplify_va_arg): Ditto.
4189         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
4190         (ix86_veclibabi_svml): Ditto.
4191         (ix86_veclibabi_acml): Ditto.
4192         * config/vms/vms.c (vms_patch_builtins): Ditto.
4193         * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4194         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Ditto.
4195         (rs6000_builtin_vectorized_libmass): Ditto.
4196         (rs6000_init_builtins): Ditto.
4197         * config/darwin.c (darwin_override_options): Ditto.
4198         (darwin_patch_builtin): Ditto.
4199         (darwin_rename_builtins): Ditto.
4200         * config/pa/pa.c (pa_init_builtins): Ditto.
4201
4202 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4203
4204         * tree.h (copy_ref_info): Expose existing function.
4205         * tree-ssa-loop-ivopts.c (copy_ref_info): Move function to...
4206         * tree-ssa-address.c (copy_ref_info): ...here, and remove static token.
4207
4208 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4209
4210         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): New
4211         prototype.
4212         (avr_regno_mode_code_ok_for_base_p): New prototype.
4213         * config/avr/avr.h (BASE_REG_CLASS): Remove.
4214         (REGNO_OK_FOR_BASE_P): Remove.
4215         (REG_OK_FOR_BASE_NOSTRICT_P): Remove.
4216         (REG_OK_FOR_BASE_STRICT_P): Remove.
4217         (MODE_CODE_BASE_REG_CLASS): New define.
4218         (REGNO_MODE_CODE_OK_FOR_BASE_P): New define.
4219         * config/avr/avr.c (avr_mode_code_base_reg_class): New function.
4220         (avr_regno_mode_code_ok_for_base_p): New function.
4221         (avr_reg_ok_for_addr_p): New static function.
4222         (avr_legitimate_address_p): Use it.  Beautify.
4223
4224 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4225
4226         PR target/50447
4227         * config/avr/avr.md (cc): Add out_plus attribute alternative.
4228         (addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
4229         avr_out_plus for all CONST_INT addends.
4230         * config/avr/avr-protos.h (avr_out_plus): Change prototype.
4231         * config/avr/avr.c (notice_update_cc): Call avr_out_plus on
4232         CC_OUT_PLUS.
4233         (avr_out_plus_1): Change prototype and report effect on cc0.
4234         (avr_out_plus): Ditto.
4235         (adjust_insn_length): Adapt call to avr_out_plus to new prototype.
4236
4237 2011-10-11  H.J. Lu  <hongjiu.lu@intel.com>
4238
4239         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
4240         the extra break.
4241
4242 2011-10-11  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
4243
4244         * doc/invoke.texi: Document new warning.
4245         * common.opt (Wvector-operation-performance): Define new warning.
4246         * tree-vect-generic.c (expand_vector_piecewise): Warn about expanded
4247         vector operation.
4248         (exapnd_vector_parallel): Warn about expanded vector operation.
4249         (lower_vec_shuffle): Warn about expanded vector operation.
4250         * c-typeck.c (c_build_vec_perm_expr): Store correct location
4251         when creating VEC_PERM_EXPR.
4252
4253 2011-10-11  Richard Guenther  <rguenther@suse.de>
4254
4255         PR tree-optimization/50204
4256         * tree-ssa-alias.c (get_continuation_for_phi_1): Split out
4257         two argument handling from ...
4258         (get_continuation_for_phi): ... here.  Handle arbitrary number
4259         of PHI args.
4260
4261 2011-10-11  Richard Sandiford  <richard.sandiford@linaro.org>
4262
4263         * modulo-sched.c: Fix comment typo.  Mention the possibility
4264         of using scheduling windows of II+1 cycles.
4265
4266 2011-10-11  Tristan Gingold  <gingold@adacore.com>
4267
4268         * doc/invoke.texi (C Dialect Options): Document
4269         -fallow-parameterless-variadic-functions.
4270         * c-parser.c (c_parser_parms_list_declarator): Handle it.
4271
4272 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4273
4274         * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
4275         to 0 if frame pointer is needed for unwinding.
4276
4277 2011-10-10  Uros Bizjak  <ubizjak@gmail.com>
4278
4279         PR bootstrap/50665
4280         * optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
4281         optab_index to enum direct_optab_index.
4282         (vec_perm_optab): Update.
4283
4284 2011-10-10  Anatoly Sokolov  <aesok@post.ru>
4285
4286         * config/cris/cris.c (cris_preferred_reload_class): New function.
4287         (TARGET_PREFERRED_RELOAD_CLASS): Define.
4288         * config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.
4289
4290 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4291
4292         * config/avr/avr.md (*tablejump_rjmp): Change insn condition to
4293         !AVR_HAVE_JMP_CALL.
4294         (*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
4295         (*tablejump_enh, *tablejump): Remove insns.
4296         * config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
4297         EIJMP for indirect jump.  Use LPM Z+ where available.
4298
4299 2011-10-10  Richard Henderson  <rth@redhat.com>
4300
4301         * doc/md.texi (vec_perm_const): Fix typo in cindex.
4302
4303 2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
4304             Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4305
4306         * config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.
4307
4308 2011-10-10  Richard Guenther  <rguenther@suse.de>
4309
4310         PR middle-end/50389
4311         * gimple-fold.c (gimplify_and_update_call_from_tree): Do not
4312         mark symbols for renaming.  Append the VUSE to all statements
4313         that possibly can have one.
4314
4315 2011-10-10  Richard Guenther  <rguenther@suse.de>
4316
4317         * ipa-split.c (pass_split_functions): Add verification TODOs.
4318         (pass_feedback_split_functions): Likewise.
4319
4320 2011-10-10  Richard Guenther  <rguenther@suse.de>
4321
4322         PR middle-end/50195
4323         * fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
4324         only when optimizing.
4325
4326 2011-10-10  Nick Clifton  <nickc@redhat.com>
4327
4328         PR middle-end/49801
4329         * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
4330         df_get_live_out instead of accessing the bitmaps directly.
4331         (execute_compare_elim_after_reload): Remove calls to df_set_flags,
4332         df_live_add_problem and df_analyze.
4333
4334 2011-10-10  Michael Matz  <matz@suse.de>
4335
4336         PR middle-end/50638
4337         * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.
4338
4339 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4340
4341         * modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
4342         (SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
4343         (node_sched_params): Remove first_reg_move and nreg_moves.
4344         (ps_num_consecutive_stages, extend_node_sched_params): New functions.
4345         (update_node_sched_params): Move up file.
4346         (print_node_sched_params): Print the stage.  Don't dump info related
4347         to first_reg_move and nreg_moves.
4348         (set_columns_for_row): New function.
4349         (set_columns_for_ps): Move up file and use set_columns_for_row.
4350         (schedule_reg_move): New function.
4351         (schedule_reg_moves): Call extend_node_sched_params and
4352         schedule_reg_move.  Extend size of uses bitmap.  Initialize
4353         num_consecutive_stages.  Return false if a move could not be
4354         scheduled.
4355         (apply_reg_moves): Don't emit moves here.
4356         (permute_partial_schedule): Handle register moves.
4357         (duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
4358         to the same stage-count test as ddg nodes.
4359         (generate_prolog_epilog): Update calls accordingly.
4360         (sms_schedule): Allow move-scheduling to add a new first stage.
4361
4362 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4363
4364         * modulo-sched.c (ps_insn): Adjust comment.
4365         (ps_reg_move_info): New structure.
4366         (partial_schedule): Add reg_moves field.
4367         (SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
4368         (node_sched_params): Turn first_reg_move into an identifier.
4369         (ps_reg_move): New function.
4370         (ps_rtl_insn): Cope with register moves.
4371         (ps_first_note): Adjust comment and assert that the instruction
4372         isn't a register move.
4373         (node_sched_params): Replace with...
4374         (node_sched_param_vec): ...this vector.
4375         (set_node_sched_params): Adjust accordingly.
4376         (print_node_sched_params): Take a partial schedule instead of a ddg.
4377         Use ps_rtl_insn and ps_reg_move.
4378         (generate_reg_moves): Rename to...
4379         (schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
4380         move in the partial schedule, but don't emit it here.  Don't perform
4381         register substitutions here either.
4382         (apply_reg_moves): New function.
4383         (duplicate_insns_of_cycles): Use register indices directly,
4384         rather than finding instructions using PREV_INSN.  Use ps_reg_move.
4385         (sms_schedule): Call schedule_reg_moves before committing to
4386         a partial schedule.   Try the next ii if the schedule fails.
4387         Use apply_reg_moves instead of generate_reg_moves.  Adjust
4388         call to print_node_sched_params.  Free node_sched_param_vec
4389         instead of node_sched_params.
4390         (create_partial_schedule): Initialize reg_moves.
4391         (free_partial_schedule): Free reg_moves.
4392
4393 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4394
4395         * modulo-sched.c (ps_insn): Replace node field with an identifier.
4396         (SCHED_ASAP): Replace with..
4397         (NODE_ASAP): ...this macro.
4398         (SCHED_PARAMS): New macro.
4399         (SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
4400         (SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
4401         (node_sched_params): Remove asap.
4402         (ps_rtl_insn, ps_first_note): New functions.
4403         (set_node_sched_params): Use XCNEWVEC.  Don't copy across the
4404         asap values.
4405         (print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
4406         (generate_reg_moves): Pass ids to the SCHED_* macros.
4407         (update_node_sched_params): Take a ps insn identifier rather than
4408         a node as parameter.  Use ps_rtl_insn.
4409         (set_columns_for_ps): Update for above field and SCHED_* macro changes.
4410         (permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
4411         (optimize_sc): Update for above field and SCHED_* macro changes.
4412         Update calls to try_scheduling_node_in_cycle and
4413         update_node_sched_params.
4414         (duplicate_insns_of_cycles): Adjust for above field and SCHED_*
4415         macro changes.  Use ps_rtl_insn and ps_first_note.
4416         (sms_schedule): Pass ids to the SCHED_* macros.
4417         (get_sched_window): Adjust for above field and SCHED_* macro changes.
4418         Use NODE_ASAP instead of SCHED_ASAP.
4419         (try_scheduling_node_in_cycle): Remove node parameter.  Update
4420         call to ps_add_node_check_conflicts.  Pass ids to the SCHED_* macros.
4421         (sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
4422         (ps_insert_empty_row): Adjust for above field changes.
4423         (compute_split_row): Use ids rather than nodes.
4424         (verify_partial_schedule): Adjust for above field changes.
4425         (print_partial_schedule): Use ps_rtl_insn.
4426         (create_ps_insn): Take an id rather than a node.
4427         (ps_insn_find_column): Adjust for above field changes.
4428         Use ps_rtl_insn.
4429         (ps_insn_advance_column): Adjust for above field changes.
4430         (add_node_to_ps): Remove node parameter.  Update call to
4431         create_ps_insn.
4432         (ps_has_conflicts): Use ps_rtl_insn.
4433         (ps_add_node_check_conflicts): Replace node parameter than an id.
4434
4435 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4436
4437         * modulo-sched.c (undo_replace_buff_elem): Delete.
4438         (generate_reg_moves): Don't build and return an undo list.
4439         (free_undo_replace_buff): Delete.
4440         (sms_schedule): Adjust call to generate_reg_moves.
4441         Don't call free_undo_replace_buff.
4442
4443 2011-10-10  Matthias Klose <doko@ubuntu.com>
4444
4445         * common/config/m32c: Remove empty directory.
4446
4447 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4448
4449         * config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.
4450
4451 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4452
4453         PR target/50652
4454         * config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
4455         atmega164a to 0x100.
4456
4457 2011-10-09  Eric Botcazou  <ebotcazou@adacore.com>
4458
4459         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
4460         the replacement if the conversion to the LHS type is not useless.
4461
4462 2011-10-09  Ira Rosen  <ira.rosen@linaro.org>
4463
4464         PR tree-optimization/50635
4465         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
4466         DEF_STMT to the list of statements to be replaced by the
4467         pattern statements.
4468         (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.
4469
4470 2011-10-09  Anatoly Sokolov  <aesok@post.ru>
4471
4472         * system.h: Commit forgotten hunk in previous patch.
4473         (OUTPUT_ADDR_CONST_EXTRA): Poison.
4474
4475 2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>
4476
4477         PR libobjc/50428
4478         * doc/objc.texi (Garbage Collection): Updated example to protect
4479         +initialize against execution in subclasses.
4480
4481 2011-10-07  Richard Henderson  <rth@redhat.com>
4482
4483         * doc/extend.texi (__builtin_shuffle): Improve the description to
4484         include the modulus of the selector.  Mention OpenCL.
4485         * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.
4486
4487         * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
4488         * genopinit.c (optabs): Rename vshuffle to vec_perm.
4489         * c-typeck.c (c_build_vec_perm_expr): Rename from
4490         c_build_vec_shuffle_expr.  Update for name changes.
4491         * optabs.c (expand_vec_perm_expr_p): Rename from
4492         expand_vec_shuffle_expr_p.
4493         (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
4494         * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
4495         (vec_perm_optab): Rename from vshuffle_optab.
4496         * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
4497         c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
4498         tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.
4499
4500         * config/i386/i386.c (ix86_expand_vec_perm): Rename from
4501         ix86_expand_vshuffle.
4502         * config/i386/i386-protos.h: Update.
4503         * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
4504         (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.
4505
4506 2011-10-07  Richard Henderson  <rth@redhat.com>
4507
4508         * config/i386/predicates.md (avx2_pblendw_operand): New.
4509         * config/i386/sse.md (sse4_1_pblendw): Un-macroize.
4510         (avx2_pblendw, *avx2_pblendw): New expander and insn.
4511
4512 2011-10-07  Richard Henderson  <rth@redhat.com>
4513
4514         * config/i386/i386.c (bdesc_args): Update code for
4515         __builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
4516         and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
4517         (ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
4518         * config/i386/sse.md (mode iterator V16): Add V2TI.
4519         (mode iterator SSESCALARMODE): Use V2TI not V4DI.
4520         (mode attr ssse3_avx2): Add V2TI.
4521         (avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.
4522
4523 2011-10-07  David S. Miller  <davem@davemloft.net>
4524
4525         PR 50655
4526         * configure.ac: Add .register directives to VIS3 test.
4527         * configure: Regenerate.
4528
4529 2011-10-07  Richard Henderson  <rth@redhat.com>
4530
4531         * config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
4532
4533 2011-10-07  Richard Henderson  <rth@redhat.com>
4534
4535         PR 49752
4536         * fold-const.c (fold_checksum_tree): Remove out-of-date assert.
4537
4538 2011-10-07  Andrew Stubbs  <ams@codesourcery.com>
4539
4540         * config/arm/predicates.md (shift_amount_operand): Remove constant
4541         range check.
4542         (shift_operator): Check range of constants for all shift operators.
4543
4544 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4545
4546         * config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
4547         Load GOT pointer for non-pic builds.
4548         (s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
4549         (s390_emit_call): Likewise.
4550
4551 2011-10-07  Tom de Vries  <tom@codesourcery.com>
4552
4553         PR middle-end/50527
4554         * tree.c (build_common_builtin_nodes): Add local_define_builtin for
4555         BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
4556         throw.
4557         * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
4558         arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
4559         (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4560         (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4561         * tree-ssa-ccp.c (evaluate_stmt): Set align for
4562         BUILT_IN_ALLOCA_WITH_ALIGN.
4563         (fold_builtin_alloca_for_var): Rename to ...
4564         (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
4565         BUILT_IN_ALLOCA_WITH_ALIGN argument.
4566         (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
4567         fold_builtin_alloca_with_align.
4568         (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4569         * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
4570         DEF_BUILTIN_STUB.
4571         * ipa-pure-const.c (special_builtin_state): Handle
4572         BUILT_IN_ALLOCA_WITH_ALIGN.
4573         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
4574         (call_may_clobber_ref_p_1): Same.
4575         * function.c (gimplify_parameters): Lower vla to
4576         BUILT_IN_ALLOCA_WITH_ALIGN.
4577         * gimplify.c (gimplify_vla_decl): Same.
4578         * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4579         * tree-mudflap.c (mf_xform_statements): Same.
4580         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4581         (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
4582         * varasm.c (incorporeal_function_p): Same.
4583         * tree-object-size.c (alloc_object_size): Same.
4584         * gimple.c (gimple_build_call_from_tree): Same.
4585
4586 2011-10-07  Bernd Schmidt  <bernds@codesourcery.com>
4587
4588         * function.c (frame_required_for_rtx): Remove function.
4589         (requires_stack_frame_p): New arg set_up_by_prologue.  All callers
4590         changed.  Compute a set of mentioned registers and compare against
4591         the new arg rather than calling frame_required_for_rtx.
4592         (thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
4593         reg set.  Convert the unconverted_simple_returns mechanism to store
4594         jump insns rather than their basic blocks.  Also check the
4595         orig_entry_edge destination for new blocks.
4596
4597 2011-10-07  Jakub Jelinek  <jakub@redhat.com>
4598
4599         PR tree-optimization/50650
4600         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
4601         call vect_is_simple_cond here, instead fail if cond_expr isn't
4602         COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
4603         for cond_expr's first operand.
4604         * tree-vect-stmts.c (vect_is_simple_cond): Static again.
4605         * tree-vectorizer.h (vect_is_simple_cond): Remove prototype.
4606
4607 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4608
4609         * config/s390/s390.md (DWH, dwh): New mode macros.
4610         ("umulsidi3"): Extend to support "umulditi3" as well.
4611
4612 2011-10-07  Uros Bizjak  <ubizjak@gmail.com>
4613             H.J. Lu  <hongjiu.lu@intel.com>
4614
4615         PR target/50603
4616         * config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
4617         integer PLUS RTX to a register to improve address combine.
4618
4619 2011-10-06  Richard Henderson  <rth@redhat.com>
4620
4621         * combine-stack-adjust.c (maybe_move_args_size_note): Add after
4622         parameter; use it to decide whether to merge two notes.
4623         (combine_stack_adjustments_for_block): Use maybe_move_args_size_note
4624         for the deallocation case as well.
4625
4626 2011-10-06  Anatoly Sokolov  <aesok@post.ru>
4627
4628         * system.h (OUTPUT_ADDR_CONST_EXTRA): Poison.
4629         * doc/tm.texi.in (OUTPUT_ADDR_CONST_EXTRA): Remove documentation.
4630         * doc/tm.texi: Regenerate.
4631         * target.def (output_addr_const_extra): Use
4632         hook_bool_FILEptr_rtx_false.
4633         * targhooks.c (default_asm_output_addr_const_extra): Remove.
4634         * targhooks.h (default_asm_output_addr_const_extra): Remove.
4635         * hooks.c (hook_bool_FILEptr_rtx_false): New functions.
4636         * hooks.h (hook_bool_FILEptr_rtx_false): Declare.
4637
4638 2011-10-06  David S. Miller  <davem@davemloft.net>
4639
4640         * config/sparc/sparc.md (popcount<mode>2, clz<mode>2): Split up into...
4641         (popcountdi2, popcountsi2, clzdi2, clzsi2): Explicit expanders, in the
4642         SI mode 64-bit code gen case explicitly zero-extend and truncate.
4643         (*popcount<mode>_sp64): Split up into...
4644         (*popcountdi_sp64, *popcountsi_64): Explicit instantiations, and in the
4645         SImode case use truncate.
4646         (*clzsi_sp64): Rewrite to use truncate, and let the expander emit the
4647         subtract so the compiler can optimize it.
4648         (SIDI): Remove unused mode iterator.
4649
4650 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4651
4652         * function.c (thread_prologue_and_epilogue_insns): Emit split prologue
4653         on the orig_entry_edge. Don't account for it in prologue_clobbered.
4654
4655 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4656
4657         PR tree-optimization/50596
4658         * tree-vectorizer.h (vect_is_simple_cond): New prototype.
4659         (NUM_PATTERNS): Change to 6.
4660         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): New
4661         function.
4662         (vect_vect_recog_func_ptrs): Add vect_recog_mixed_size_cond_pattern.
4663         (vect_mark_pattern_stmts): Don't create stmt_vinfo for def_stmt
4664         if it already has one, and don't set STMT_VINFO_VECTYPE in it
4665         if it is already set.
4666         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Handle
4667         COND_EXPR in pattern stmts.
4668         (vect_is_simple_cond): No longer static.
4669
4670 2001-10-06  Richard Henderson  <rth@redhat.com>
4671
4672         * config/i386/i386.c (ix86_expand_vshuffle): Add AVX2 support.
4673         * config/i386/sse.md (sseshuffint): Remove.
4674         (sseintvecmode): Support V16HI, V8HI, V32QI, V16QI.
4675         (VSHUFFLE_AVX2): New mode iterator.
4676         (vshuffle<mode>): Use it.
4677         (avx_vec_concat<V_256>): Rename from *vec_concat<V_256>_avx.
4678
4679         * config/i386/i386.c (ix86_expand_sse_movcc): Use correct mode
4680         for vector_all_ones_operand.
4681         (ix86_expand_int_vcond): Distinguish between comparison mode
4682         and data mode.  Allow them to differ.
4683         (ix86_expand_vshuffle): Don't force data mode to match maskmode.
4684
4685 2001-10-06  Richard Henderson  <rth@redhat.com>
4686
4687         * optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
4688         mask operand.  Tidy the code.
4689
4690 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4691
4692         * tree-vect-patterns.c (vect_pattern_recog_1): Use
4693         vect_recog_func_ptr typedef for the first argument.
4694         (vect_pattern_recog): Rename vect_recog_func_ptr variable
4695         to vect_recog_func, use vect_recog_func_ptr typedef for it.
4696
4697         PR tree-optimization/49279
4698         * tree-ssa-structalias.c (find_func_aliases): Don't handle
4699         CAST_RESTRICT.
4700         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
4701         restrict propagation.
4702         * tree-ssa.c (useless_type_conversion_p): Don't return false
4703         if TYPE_RESTRICT differs.
4704
4705 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4706
4707         * function.c (thread_prologue_and_epilogue_insns): Build a vector
4708         of unconverted simple return blocks rather than trying to
4709         recompute them later based on bb_flags bitmap tests.
4710
4711 2011-10-06  Michael Matz  <matz@suse.de>
4712
4713         * tree-flow.h (get_var_ann): Don't declare.
4714         * tree-flow-inline.h (get_var_ann): Remove.
4715         (set_is_used): Use var_ann, not get_var_ann.
4716         * tree-dfa.c (add_referenced_var): Inline body of get_var_ann.
4717         * tree-profile.c (gimple_gen_edge_profiler): Call
4718         find_referenced_var_in.
4719         (gimple_gen_interval_profiler): Ditto.
4720         (gimple_gen_pow2_profiler): Ditto.
4721         (gimple_gen_one_value_profiler): Ditto.
4722         (gimple_gen_average_profiler): Ditto.
4723         (gimple_gen_ior_profiler): Ditto.
4724         (gimple_gen_ic_profiler): Ditto plus call add_referenced_var.
4725         (gimple_gen_ic_func_profiler): Call add_referenced_var.
4726         * tree-mudflap.c (execute_mudflap_function_ops): Call
4727         add_referenced_var.
4728
4729 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4730
4731         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): For lhs
4732         don't set SSA_NAME_DEF_STMT that has been already set by
4733         gimple_build_assign_with_ops.
4734         (vect_recog_pow_pattern, vect_recog_widen_sum_pattern,
4735         vect_operation_fits_smaller_type, vect_recog_over_widening_pattern):
4736         Likewise.
4737
4738         * tree.h (avoid_folding_inline_builtin): New prototype.
4739         * builtins.c (avoid_folding_inline_builtin): No longer static.
4740         * gimple-fold.c (gimple_fold_builtin): Give up if
4741         avoid_folding_inline_builtin returns true.
4742
4743 2011-10-06  Richard Guenther  <rguenther@suse.de>
4744
4745         * tree-vect-generic.c (vector_element): Look at previous
4746         generated results.
4747
4748 2011-10-06  David Edelsohn  <dje.gcc@gmail.com>
4749
4750         PR target/39950
4751         * config/rs6000/aix.h (TARGET_OS_AIX_CPP_BUILTINS): Define
4752         __powerpc__, __PPC__, __unix__.
4753
4754 2011-10-06  Michael Matz  <matz@suse.de>
4755
4756         * i386/i386.opt (recip_mask, recip_mask_explicit,
4757         x_recip_mask_explicit): New variables and cl_target member.
4758         (mrecip=): New option.
4759         * i386/i386.h (RECIP_MASK_DIV, RECIP_MASK_SQRT, RECIP_MASK_VEC_DIV,
4760         RECIP_MASK_VEC_SQRT, RECIP_MASK_ALL, RECIP_MASK_NONE): New bitmasks.
4761         (TARGET_RECIP_DIV, TARGET_RECIP_SQRT, TARGET_RECIP_VEC_DIV,
4762         TARGET_RECIP_VEC_SQRT): New tests.
4763         * i386/i386.md (divsf3): Check TARGET_RECIP_DIV.
4764         (sqrt<mode>2): Check TARGET_RECIP_SQRT.
4765         * i386/sse.md (div<mode>3): Check TARGET_RECIP_VEC_DIV.
4766         (sqrt<mode>2): Check TARGET_RECIP_VEC_SQRT.
4767         * i386/i386.c (ix86_option_override_internal): Set recip_mask
4768         for -mrecip and -mrecip=options.
4769         (ix86_function_specific_save): Save recip_mask_explicit.
4770         (ix86_function_specific_restore): Restore recip_mask_explicit.
4771
4772         * doc/invoke.texi (ix86 Options): Document the new option.
4773
4774 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4775
4776         PR target/49049
4777         * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
4778
4779 2011-10-06  Ulrich Weigand  <ulrich.weigand@linaro.org>
4780
4781         PR target/50305
4782         * config/arm/arm.c (arm_legitimize_reload_address): Recognize
4783         output of a previous pass through legitimize_reload_address.
4784         Do not attempt to optimize addresses if the base register is
4785         equivalent to a constant.
4786
4787 2011-10-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4788
4789         * function.c (thread_prologue_and_epilogue_insns): Mark
4790         last_bb_active as possibly unused.  It is unused for targets which
4791         do neither have "return" nor "simple_return" expanders.
4792
4793 2011-10-06  Richard Guenther  <rguenther@suse.de>
4794
4795         * fold-const.c (fold_ternary_loc): Also fold non-constant
4796         vector CONSTRUCTORs.  Make more efficient.
4797         * tree-ssa-dom.c (cprop_operand): Don't handle virtual operands.
4798         (cprop_into_stmt): Don't propagate into virtual operands.
4799         (optimize_stmt): Really dump original statement.
4800
4801 2011-10-06  Nick Clifton  <nickc@redhat.com>
4802
4803         * config/rx/rx.md (smin3): Revert previous delta.
4804
4805 2011-10-06  Richard Guenther  <rguenther@suse.de>
4806
4807         PR tree-optimization/38884
4808         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
4809         reads from aggregate SSA names.
4810
4811 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
4812
4813         * tree-vect-patterns.c (vect_pattern_recog_1): Add stmts_to_replace
4814         argument, truncate it at the beginning instead of allocating there
4815         and freeing at the end.
4816         (vect_pattern_recog): Allocate stmts_to_replace here and free at end,
4817         pass its address to vect_pattern_recog_1.
4818
4819 2011-10-05  David S. Miller  <davem@davemloft.net>
4820
4821         * config/sparc/sparc.opt (POPC): New option.
4822         * doc/invoke.texi: Document it.
4823         * config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
4824         default on Niagara-2 and later.
4825         * config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4826         * config/sparc/sparc.md (SIDI): New mode iterator.
4827         (ffsdi2): Delete commented out pattern and comments.
4828         (popcount<mode>2, clz<mode>2): New expanders.
4829         (*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
4830         *clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
4831
4832 2011-10-06  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
4833
4834         PR middle-end/50607
4835         * c-tree.h (c_expr_t): New typedef for struct c_expr.
4836         (C_EXPR_APPEND): New macro.
4837         * c-parser.c (c_parser_get_builtin_args): Preserve
4838         original_tree_code of c_expr structure.
4839         (c_parser_postfix_expression): Adjust to the new function.
4840
4841 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
4842
4843         * function.c (thread_prologue_and_epilogue_insns): Don't shrink-wrap
4844         if profiling after the prologue.
4845
4846 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
4847
4848         PR tree-optimization/50613
4849         * tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
4850         operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
4851         and if it is neither that not SSA_NAME, give up.
4852
4853 2011-10-05  Richard Henderson  <rth@redhat.com>
4854
4855         * tree-vect-generic.c (vector_element): Never fail.  Use
4856         build_zero_cst.  Tidy up type references.
4857         (lower_vec_shuffle): Never fail.  Mask shuffle indicies.  Reduce
4858         code duplication.  Do update_stmt here ...
4859         (expand_vector_operations_1): ... not here.
4860
4861         * config/i386/i386.c (ix86_expand_vshuffle): Never fail.  Handle
4862         TARGET_XOP.  Fix pshufb constant vector creation.  Reduce code
4863         duplication.  Handle V2DI without SSE4.1.
4864         * config/i386/i386-protos.h (ix86_expand_vshuffle): Update decl.
4865         * config/i386/i386.md (vshuffle<V_128>): Remove assert for ok.
4866
4867 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
4868
4869         * config/i386/i386.c (distance_non_agu_define): Simplify calculation
4870         of "found".  Simplify return value calculation.
4871         (distance_agu_use): Ditto.
4872
4873 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
4874
4875         PR bootstrap/50621
4876         * config/i386/i386.c (ix86_add_cfa_restore_note): Omit notes only
4877         if the function was not shrink-wrapped.
4878         (ix86_expand_epilogue): Ensure queued cfa_adjust notes are attached
4879         to an insn.
4880         * function.c (thread_prologue_and_epilogue_insns): Make sure the
4881         shrink_wrapped flag is set even if there is no dump file.
4882
4883 2011-10-05  DJ Delorie  <dj@redhat.com>
4884             Nick Clifton  <nickc@redhat.com>
4885
4886         * config/rx/rx.opt (mpid): Define.
4887         * config/rx/t-rx (MULTILIB_OPTIONS): Add -mpid
4888         (MULTILIB_DIRNAMES): Add pid.
4889         * config/rx/rx.c (rx_gp_base_regnum_val, rx_pid_base_regnum_val)
4890         (rx_num_interrupt_regs): New variable.
4891         (rx_gp_base_regnum): New function.  Returns the number of the
4892         small data area register.
4893         (rx_pid_base_regnum): New function.  Returns the number of the pid
4894         base register.
4895         (rx_decl_for_addr): New function.  Returns the symbolic part of a MEM.
4896         (rx_pid_data_operand): New function.  Returns whether an object is
4897         in the position independent data area.
4898         (rx_legitimize_address): New function.  Puts undecided PID
4899         objects in the PID data area.
4900         (rx_is_legitimate_address): Add support for PID operands.
4901         (rx_print_operand_address): Likewise.
4902         (rx_print_operand): Likewise.
4903         (rx_maybe_pidify_operand): New function.  Determine if an operand
4904         is suitable for PID addressing.
4905         (rx_gen_move_template): Add PID support.
4906         (rx_conditional_register_usage): Likewise.
4907         (rx_option_override): Initialise rx_num_interrupt_regs.
4908         (rx_is_legitimate_constant): Add support for PID constants.
4909         (TARGET_LEGITIMIZE_ADDRESS): Define.
4910         * config/rx/constraints.md (Rpid): Define.
4911         (Rpda): Define.
4912         * config/rx/rx.md (UNSPEC_PID_ADDR): Define.
4913         (tablejump): Add PID support.
4914         (mov<>): Likewise.
4915         (mov<>_internal): Likewise.
4916         (addsi3): Convert to an expander.  Add PID support.
4917         (pid_addr): New pattern.
4918         * config/rx/rx.h (CPP_SPEC): Define.
4919         (ASM_SPEC): Pass -mpid and -mint-register on to assembler.
4920         (CASE_VECTOR_PC_RELATIVE): Define.
4921         (JUMP_TABLES_IN_TEXT_SECTION): Enable for PID mode.
4922         * config/rx/rx-protos.h (rx_maybe_pidify_operand): Prototype.
4923         * doc/invoke.texi (RX Options): Document -mpid command line option.
4924
4925 2011-10-05  Richard Guenther  <rguenther@suse.de>
4926
4927         PR tree-optimization/38885
4928         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial reads
4929         from constants.
4930
4931 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
4932
4933         * doc/invoke.texi (-fshrink-wrap): Document.
4934         * opts.c (default_options_table): Add it.
4935         * common.opt (fshrink-wrap): Add.
4936         * function.c (emit_return_into_block): Remove useless declaration.
4937         (record_hard_reg_uses_1, record_hard_reg_uses, frame_required_for_rtx,
4938         requires_stack_frame_p, gen_return_pattern): New static functions.
4939         (emit_return_into_block): New arg simple_p.  All callers changed.
4940         Use gen_return_pattern.
4941         (thread_prologue_and_epilogue_insns): Implement shrink-wrapping.
4942         * config/i386/i386.md (return): Expand into a simple_return.
4943         (simple_return): New expander):
4944         (simple_return_internal, simple_return_internal_long,
4945         simple_return_pop_internal_long, simple_return_indirect_internal):
4946         Renamed from return_internal, return_internal_long,
4947         return_pop_internal_long and return_indirect_internal; changed to use
4948         simple_return.
4949         * config/i386/i386.c (ix86_expand_epilogue): Adjust to expand
4950         simple returns.
4951         (ix86_pad_returns): Likewise.
4952         * function.h (struct rtl_data): Add member shrink_wrapped.
4953         * cfgcleanup.c (outgoing_edges_match): If shrink-wrapped, edges that
4954         are not jumps or sibcalls can't be compared.
4955
4956 2011-10-05  Richard Guenther  <rguenther@suse.de>
4957
4958         * tree-ssa-sccvn.c (vn_get_expr_for): Handle CONSTRUCTOR of
4959         vector type.
4960         (simplify_unary_expression): Handle BIT_FIELD_REFs.
4961         (try_to_simplify): Handle BIT_FIELD_REFs.
4962
4963 2011-10-05  Georg-Johann Lay  <avr@gjlay.de>
4964
4965         * config/avr/avr-protos.h (avr_out_addto_sp): New prototype.
4966         * config/avr/avr.c (avr_out_addto_sp): New function.
4967         (adjust_insn_length): Handle ADJUST_LEN_ADDTO_SP.
4968         * config/avr/avr.md (adjust_len): Add "addto_sp".
4969         (*movhi_sp): Remove insn.
4970         (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): Merge to *addhi3_sp_R.
4971
4972 2011-10-05  Richard Guenther  <rguenther@suse.de>
4973
4974         * gimple-fold.c (gimple_fold_stmt_to_constant_1): For ternary ops
4975         with an embedded expression valueize and fold that as well.
4976         * tree-ssa-sccvn.c (try_to_simplify): Also allow SSA name
4977         results from gimple_fold_stmt_to_constant_1.
4978
4979 2011-10-05  Nick Clifton  <nickc@redhat.com>
4980
4981         * config/rx/rx.md (tablejump): Add missing label.
4982         (adddi3_internal): Mark operand 0 as early-clobbered.
4983         (smaxsi3): Revert previous delta.
4984         (adc_internal): Fix whitespace in generated asm.
4985         (adc_flags): Likewise.
4986
4987 2011-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4988
4989         * expmed.c (expand_mult_highpart_optab): Replace optab_handler
4990         with the new widening_optab_handler.
4991
4992 2011-10-05  Richard Guenther  <rguenther@suse.de>
4993
4994         PR tree-optimization/50609
4995         * gimple-fold.c (fold_array_ctor_reference): Also handle
4996         vector typed constructors.
4997         (fold_ctor_reference): Dispatch to fold_array_ctor_reference
4998         for vector typed constructors.
4999
5000 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5001
5002         * config/i386/i386.c (ix86_emit_binop): New static function.
5003         (ix86_split_lea_for_addr): Use ix86_emit_binop to emit add and shl
5004         instructions.
5005         (x86_output_mi_thunk): Use ix86_emit_binop to emit add instructions.
5006
5007 2011-10-04  David S. Miller  <davem@davemloft.net>
5008
5009         * config/sparc/sparc.md (UNSPEC_FHADD, UNSPEC_FHSUB,
5010         UNSPEC_XMUL): New unspecs.
5011         (muldi3_v8plus): Use output_v8plus_mult.
5012         (*naddsf3, *nadddf3, *nmulsf3, *nmuldf3, *nmuldf3_extend):
5013         New VIS 3.0 combiner patterns.
5014         (fhaddsf_vis, fhadddf_vis, fhsubsf_vis, fhsubdf_vis,
5015         fnhaddsf_vis, fnhaddf_vis, umulxhi_vis, *umulxhi_sp64,
5016         umulxhi_v8plus, xmulx_vis, *xmulx_sp64, xmulx_v8plus,
5017         xmulxhi_vis, *xmulxhi_sp64, xmulxhi_v8plus): New VIS 3.0
5018         builtins patterns.
5019         * config/sparc/sparc.c (sparc_vis_init_builtins): Emit new builtins.
5020         (output_v8plus_mult): New function.
5021         * config/sparc/sparc-protos.h: Declare it.
5022         * config/sparc/visintrin.h (__vis_fhadds, __vis_fhaddd,
5023         __vis_fhsubs, __vis_fhsubd, __vis_fnhadds, __vis_fnhaddd,
5024         __vis_umulxhi, __vis_xmulx, __vis_xmulxhi): New intrinsics.
5025         * doc/extend.texi: Document new builtins.
5026
5027 2011-10-04  Richard Henderson  <rth@redhat.com>
5028
5029         * c-typeck.c (c_build_vec_shuffle_expr): Fix uninitialized variable.
5030         Avoid save_expr unless two_arguments.
5031
5032 2011-10-04  Ozkan Sezer  <sezeroz@gmail.com>
5033
5034         * config/i386/mingw-w64.h (CPP_SPEC): Rename _REENTRANCE to _REENTRANT.
5035         * config/i386/mingw32.h (CPP_SPEC): Likewise.
5036
5037 2011-10-04  David S. Miller  <davem@davemloft.net>
5038
5039         * config/sparc/driver-sparc.c (cpu_names): Fix string for supersparc
5040         under Linux.
5041
5042 2011-10-04  Jakub Jelinek  <jakub@redhat.com>
5043
5044         PR tree-optimization/50604
5045         * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy,
5046         fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure
5047         last argument to memcpy has size_type_node type instead of ssizetype.
5048         * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node
5049         instead of TREE_TYPE (len) as type for newlen.
5050
5051         PR tree-optimization/50522
5052         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Don't test
5053         TYPE_RESTRICT.
5054         (ptr_derefs_may_alias_p): Call pt_solutions_same_restrict_base
5055         unconditionally.
5056
5057         * fold-const.c (fold_unary_loc): Don't optimize
5058         POINTER_PLUS_EXPR casted to TYPE_RESTRICT pointer by
5059         casting the inner pointer if it isn't TYPE_RESTRICT.
5060         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't through
5061         casts from non-TYPE_RESTRICT pointer to TYPE_RESTRICT pointer.
5062
5063 2011-10-04  Joseph Myers  <joseph@codesourcery.com>
5064
5065         * config.gcc (i[34567]86-*-elf*, x86_64-*-elf*): Use i386/t-crtstuff.
5066
5067 2011-10-04  Jan Hubicka  <jh@suse.cz>
5068
5069         * lto-streamer.h (lto_input_toplevel_asms): Add order_base parameter.
5070         * lto-streamer-in.c (lto_input_toplevel_asms): Stream in order.
5071         * lto-streamer-out.c (lto_output_toplevel_asms): Stream out order.
5072         * lto-cgraph.c (order_base): New static var.
5073         (lto_output_node): Stream in order.
5074         (lto_output_varpool_node): Stream out order.
5075         (input_node): Stream in order.
5076         (input_varpool_node): Stream out order.
5077         (input_cgraph_1): Initialize order base; update call of
5078         lto_input_toplevel_asms.
5079
5080 2011-10-04  Georg-Johann Lay  <avr@gjlay.de>
5081
5082         PR target/50566
5083         * config/avr/avr-protos.h (avr_legitimize_reload_address): New
5084         prototype.
5085         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Copy worker code
5086         from here...
5087         * config/avr/avr.c (avr_legitimize_reload_address) ...to this new
5088         function.  Log if avr_log.legitimize_reload_address.
5089
5090 2011-10-04  Eric Botcazou  <ebotcazou@adacore.com>
5091
5092         * config/sparc/sparc.c (sparc_fold_builtin): Use a sequence of tests.
5093
5094 2011-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5095
5096         * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
5097         variables.  Fix second operand of DR.  Swap inputs for sdiv_qrnnd.
5098
5099 2011-10-03  David S. Miller  <davem@davemloft.net>
5100
5101         * config/sparc/sparc.md (fpack16_vis, fpackfix_vis, fpack32_vis): Make
5102         GSR_REG an input operand to UNSPEC instead of a parallel USE.
5103         (faligndata<V64I:mode>_vis): Likewise and use DI mode.
5104         (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis, alignaddrldi_vis):
5105         Reference GSR_REG in DI mode, simplify convoluted expressions by using
5106         zero_extract.
5107         (bshuffle<V64I:mode>_vis): Reference GSR_REG in DI mode.
5108
5109 2011-10-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
5110
5111         * tree-eh.c (remove_unreachable_handlers): Obvious cleanup.
5112
5113 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5114             Ian Lance Taylor  <iant@google.com>
5115
5116         * godump.c (go_output_typedef): Support printing enum values that
5117         don't fit in a signed HOST_WIDE_INT.
5118
5119 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5120
5121         * config/cris/cris.c (cris_output_addr_const_extra): Make static.
5122         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5123         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5124         * config/cris/cris-protos.h (cris_output_addr_const_extra): Remove.
5125
5126 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5127
5128         * config/m68k/m68k.c (m68k_output_addr_const_extra): Make static.
5129         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5130         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5131         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Remove.
5132
5133 2011-10-03  Steve Ellcey  <sje@cup.hp.com>
5134
5135         PR target/49967
5136         * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
5137         (gcc_cv_ld_static_option): Ditto.
5138         (gcc_cv_ld_dynamic_option): Ditto.
5139         * configure: Regenerate.
5140
5141 2011-10-03  David S. Miller  <davem@davemloft.net>
5142
5143         * config/sparc/sparc.md (bmask<P:mode>_vis): Split into explicit 'di'
5144         and 'si' patterns which describe the GSR changes explicitly in the
5145         RTL using zero_extract.
5146         (bshuffle<V64I:mode>_vis): Put the GSR use inside of the unspec.
5147
5148         * config/sparc/sparc.md (bshuffle<V64I:mode>_vis): Don't wrap
5149         GSR_REG in a USE, since it's now a true arg to the UNSPEC.
5150
5151 2011-10-03  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5152
5153         * optabs.c (expand_vec_shuffle_expr_p): New function. Checks
5154         if given expression can be expanded by the target.
5155         (expand_vec_shuffle_expr): New function. Expand VEC_SHUFFLE_EXPR
5156         using target vector instructions.
5157         * optabs.h: New optab vshuffle.
5158         (expand_vec_shuffle_expr_p): New prototype.
5159         (expand_vec_shuffle_expr): New prototype.
5160         (vshuffle_optab): New optab.
5161         * genopinit.c: Adjust to support vecshuffle.
5162         * c-tree.h (c_build_vec_shuffle_expr): New prototype.
5163         * expr.c (expand_expr_real_2): Adjust.
5164         * c-typeck.c: (c_build_vec_shuffle_expr): Build a VEC_SHUFFLE_EXPR
5165         recognizing the cases of two and three arguments.
5166         (convert_arguments) (build_binary_op)
5167         (scalar_to_vector) (build_array_ref): Spurious whitespace.
5168         * gimplify.c (gimplify_exp): Adjusted to support VEC_SHUFFLE_EXPR.
5169         * tree.def: New tree code VEC_SHUFFLE_EXPR.
5170         * tree-inline.c (estimate_operator_cost): Recognize VEC_SHUFFLE_EXPR.
5171         * tree-vect-generic.c (vector_element): New function. Returns an
5172         element of the vector at the given position.
5173         (lower_vec_shuffle): Checks if VEC_SHUFLLE_EXPR is supported
5174         by the backend or expand an expression piecewise.
5175         (expand_vector_operations_1): Adjusted.
5176         (gate_expand_vector_operations_noop): New gate function.
5177         * Makefile.in (tree-vect-generic.o): New include.
5178         * gimple.c (get_gimple_rhs_num_ops): Adjust.
5179         * tree-cfg.c (verify_gimple_assign_trenary): Verify VEC_SHUFFLE_EXPR.
5180         * passes.c: Move veclower down.
5181         * tree-pretty-print.c (dump_generic_node): Recognize
5182         VEC_SHUFFLE_EXPR as valid expression.
5183         * c-parser.c (c_parser_get_builtin_args): Helper function for the
5184         builtins with variable number of arguments.
5185         (c_parser_postfix_expression): Use a new helper function for
5186         RID_CHOOSE_EXPR, RID_BUILTIN_COMPLEX and RID_BUILTIN_SHUFFLE.
5187         * tree-ssa-operands: Adjust.
5188         * c-family/c-common.c: New __builtin_shuffle keyword.
5189         * c-family/c-common.h: New __builtin_shuffle keyword.
5190         * gcc/doc/extend.texi: Adjust.
5191
5192         * gcc/config/i386/sse.md: (sseshuffint) New mode_attr.  Correspondence
5193         between the vector and the type of the mask when shuffling.
5194         (vecshuffle<mode>): New expansion.
5195         * gcc/config/i386/i386-protos.h (ix86_expand_vshuffle): New prototype.
5196         * gcc/config/i386/i386.c (ix86_expand_vshuffle): New function.
5197         (ix86_vectorize_builtin_vec_perm_ok): Adjust.
5198
5199 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5200
5201         PR tree-optimization/50587
5202         * tree-ssa-reassoc.c (init_range_entry): Stop iterating when
5203         arg0 is not a SSA_NAME.
5204
5205 2011-10-03  Richard Sandiford  <rdsandiford@googlemail.com>
5206
5207         * ipa-inline-analysis.c (MAX_TIME): Update comment.
5208
5209 2011-10-02  Richard Henderson  <rth@redhat.com>
5210             David S. Miller  <davem@davemloft.net>
5211
5212         * config/sparc/sparc.md (ashlsi3, *ashldi3_sp64): Remove
5213         conditional insn type setting, we always emit a shift.
5214         (*ashlsi3_extend, *lshrsi3_extend0): New patterns.
5215         (*lshrsi3_extend): Rename to *lshrsi3_extend1.
5216         * config/sparc/predicates.md (const_one_operand): Delete.
5217
5218 2011-10-02  Gerald Pfeifer  <gerald@pfeifer.com>
5219
5220         * invoke.texi (SPARC Options): Refer to GNU/Linux.
5221
5222 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5223
5224         * config/mips/mips.c (mips_frame_barrier): New function.
5225         (mips_expand_prologue): Call it after allocating stack space.
5226         (mips_deallocate_stack): New function.
5227         (mips_expand_epilogue): Call mips_frame_barrier and
5228         mips_deallocate_stack.
5229
5230 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5231
5232         PR target/49696
5233         * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
5234         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5235         (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
5236
5237 2011-10-02  Jan Hubicka  <jh@suse.cz>
5238
5239         * cgraphunit.c (verify_edge_count_and_frequency): Bounds check.
5240
5241         * cgraphunit.c (ipa_passes): Remove unrechable nodes.
5242         * lto-streamer-out.c (produce_symtab): Skip unused extern declarations.
5243         * ipa.c (cgraph_remove_unreachable_nodes): Do not assume that external
5244         functions are reachable when address is taken.
5245         * tree-sra.c (modify_function): Free dominance info.
5246
5247 2011-10-02  Jan Hubicka  <jh@suse.cz>
5248
5249         * ipa-inline-analysis.c (inline_summary_alloc): Bounds check.
5250
5251         * ipa-inline-analysis.c (reset_inline_edge_summary): New function.
5252         (reset_inline_summary): New function.
5253         (compute_inline_parameters, inline_node_removal_hook,
5254         inline_edge_removal_hook): Use it.
5255         (inline_free_summary): Reset holders correctly.
5256         (inline_generate_summary): Free summary before computing it.
5257
5258 2011-10-02  Paolo Carlini  <paolo.carlini@oracle.com>
5259
5260         PR preprocessor/36819
5261         * incpath.c (merge_include_chains): Call free_path on
5262         heads[QUOTE] and tails[QUOTE].
5263
5264 2011-10-02  Jan Hubicka  <jh@suse.cz>
5265
5266         PR lto/47247
5267         * lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
5268         when resolution is already availbale from plugin.
5269         (lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
5270         * cgraph.c (ld_plugin_symbol_resolution): Add
5271         prevailing_def_ironly_exp.
5272         * lto-cgraph.c (LDPR_NUM_KNOWN): Update.
5273         * ipa.c (varpool_externally_visible_p): IRONLY variables are never
5274         externally visible.
5275         * varasm.c (resolution_to_local_definition_p): Add
5276         LDPR_PREVAILING_DEF_IRONLY_EXP.
5277         (resolution_local_p): Likewise.
5278
5279 2011-10-01  David S. Miller  <davem@davemloft.net>
5280
5281         * config/sparc/sparc.opt (VIS3): New option.
5282         * doc/invoke.texi: Document it.
5283         * config/sparc/sparc.h: Force TARGET_VIS3 to zero if assembler is
5284         not capable of such instructions.
5285         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5286         to 0x300 when TARGET_VIS3.
5287         * config/sparc/sparc-modes.def: Create 16-byte vector modes.
5288         * config/sparc/sparc.md (UNSPEC_CMASK8, UNSPEC_CMASK16, UNSPEC_CMASK32,
5289         UNSPEC_FCHKSM16, UNSPEC_PDISTN, UNSPC_FUCMP): New unspecs.
5290         (V64N8, VASS): New mode iterators.
5291         (vis3_shift, vis3_addsub_ss): New code iterators.
5292         (vbits, vconstr): New mode attributes.
5293         (vis3_shift_insn, vis3_addsub_ss_insn): New code attributes.
5294         (cmask8<P:mode>_vis, cmask16<P:mode>_vis, cmask32<P:mode>_vis,
5295         fchksm16_vis, <vis3_shift_insn><vbits>_vis, pdistn<mode>_vis,
5296         fmean16_vis, fpadd64_vis, fpsub64_vis,
5297         <vis3_addsub_ss_insn><vbits>_vis, fucmp<code>8<P:mode>_vis): New
5298         VIS 3.0 instruction patterns.
5299         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS3 by
5300         default when targetting capable cpus.  TARGET_VIS3 implies
5301         TARGET_VIS2 and TARGET_VIS, and clear them when TARGET_FPU is disabled.
5302         (sparc_vis_init_builtins): Emit new VIS 3.0 builtins.
5303         (sparc_fold_builtin): Do not eliminate cmask{8,16,32} when result
5304         is ignored.
5305         * config/sparc/visintrin.h (__vis_cmask8, __vis_cmask16,
5306         __vis_cmask32, __vis_fchksm16, __vis_fsll16, __vis_fslas16,
5307         __vis_fsrl16, __vis_fsra16, __vis_fsll32, __vis_fslas32,
5308         __vis_fsrl32, __vis_fsra32, __vis_pdistn, __vis_fmean16,
5309         __vis_fpadd64, __vis_fpsub64, __vis_fpadds16, __vis_fpadds16s,
5310         __vis_fpsubs16, __vis_fpsubs16s, __vis_fpadds32, __vis_fpadds32s,
5311         __vis_fpsubs32, __vis_fpsubs32s, __vis_fucmple8, __vis_fucmpne8,
5312         __vis_fucmpgt8, __vis_fucmpeq8): New VIS 3.0 interfaces.
5313         * doc/extend.texi: Document new VIS 3.0 builtins.
5314
5315 2011-10-01  Eric Botcazou  <ebotcazou@adacore.com>
5316
5317         * ira-color.c (assign_hard_reg): Fix typo.
5318
5319 2011-09-30  H.J. Lu  <hongjiu.lu@intel.com>
5320
5321         * doc/extend.texi: Add missing ','.
5322
5323 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5324
5325         * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
5326         Enable -fmodulo-sched at -O2 and above.
5327         * config/c6x/c6x.md (doloop_end): New expander.
5328         (mvilc, sploop, spkernel, loop_end): New patterns.
5329         (loop_end with memory destination splitter): New.
5330         * config/c6x/c6x.c: Include "hw-doloop.h".
5331         (enum unitreqs): New.
5332         (unit_req_table): New typedef.
5333         (unit_reqs): New static variable.
5334         (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
5335         res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
5336         hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
5337         hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
5338         (struct c6x_sched_context): New member last_scheduled_iter0.
5339         (init_sched_state): Initialize it.
5340         (c6x_variable_issue): Update it.
5341         (sploop_max_uid_iter0): New static variable.
5342         (c6x_sched_reorder_1): Be careful about issuing sploop.
5343         (c6x_reorg): Call c6x_hwlooops before the final schedule.
5344
5345 2011-09-30  Georg-Johann Lay  <avr@gjlay.de>
5346
5347         PR target/50566
5348         * config/avr/avr-protos.h (avr_log_t): New field address_cost.
5349         * config/avr/avr.c (avr_address_cost): Use it.
5350         * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
5351         (avr_log_vadump): Unknown %-codes finish printing.
5352
5353 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5354
5355         PR inline-asm/50571
5356         * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
5357         input constraints allow mem and not reg, pass true instead of
5358         false as second argument to maybe_fold_reference.
5359
5360         PR tree-optimization/46309
5361         * fold-const.c (make_range, merge_ranges): Remove prototypes.
5362         (make_range_step): New function.
5363         (make_range): Use it.
5364         * tree.h (make_range_step): New prototypes.
5365         * Makefile.in (tree-ssa-reassoc.o): Depend on $(DIAGNOSTIC_CORE_H).
5366         * tree-ssa-reassoc.c: Include diagnostic-core.h.
5367         (struct range_entry): New type.
5368         (init_range_entry, range_entry_cmp, update_range_test,
5369         optimize_range_tests): New functions.
5370         (reassociate_bb): Call optimize_range_tests.
5371
5372 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5373             Richard Guenther  <rguenther@suse.de>
5374
5375         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle
5376         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5377         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.  Fix
5378         handling of BUILT_IN_STRNCAT and BUILT_IN_STRNCAT_CHK.
5379         (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
5380         BUILT_IN_STRNCAT, BUILT_IN_STRCAT_CHK and BUILT_IN_STRNCAT_CHK.
5381
5382 2011-09-30  Jan Beulich  <jbeulich@suse.com>
5383
5384         * lto-cgraph.c (output_cgraph): Remove processing of
5385         'cgraph_asm_nodes', call lto_output_toplevel_asms() instead.
5386         (input_cgraph_1): Remove loop calling cgraph_add_asm_node(), call
5387         lto_input_toplevel_asms() instead.
5388         * lto-section-in.c (lto_section_name): Add "asm" entry.
5389         * lto-streamer-in.c (lto_input_toplevel_asms): New.
5390         * lto-streamer-out.c (lto_output_toplevel_asms): New.
5391         * lto-streamer.h (LTO_minor_version): Bump.
5392         (enum lto_section_type): Add LTO_section_asm.
5393         (struct lto_asm_header): New.
5394         (lto_input_toplevel_asms, lto_output_toplevel_asms): Declare.
5395         * tree-streamer.h (streamer_write_string_cst): Declare.
5396         * tree-streamer-out.c (write_string_cst): Rename to
5397         streamer_write_string_cst and make global. Handle incoming string
5398         being NULL.
5399         (streamer_write_tree_header): Adjust call to renamed function.
5400
5401 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5402
5403         * haifa-sched.c (modulo_ii, modulo_max_states, modulo_n_insns,
5404         modulo_insns_scheduled, modulo_iter0_max_uid, modulo_backtracks_left,
5405         modulo_last_stage): New static variables.
5406         (set_modulo_params, discard_delay_pairs_above): New functions.
5407         (struct delay_pair): New member stages.
5408         (htab_i2_traverse, htab_i1_traverse): New static functions.
5409         (record_delay_slot_pair): New arg stages.  All callers changed.
5410         Record it.
5411         (pair_delay): Take stages into account.
5412         (add_delay_dependencies): Don't do so for stage pairs.
5413         (struct sched_block_state): New member modulo_epilogue.
5414         (save_backtrack_point): Don't set SHADOW_P for stage pairs.
5415         (unschedule_insns_until): Decrease modulo_insns_scheduled.
5416         Set HARD_DEP without using or.
5417         (resolve_dependencies): New static function.
5418         (prune_ready_list): New arg modulo_epilogue_p.  All callers changed.
5419         If it is true, allow only insns with INSN_EXACT_TICK set.
5420         (schedule_block): Return bool, always true for normal scheduling,
5421         true or false depending on modulo scheduling success otherwise.
5422         Add bookkeeping for modulo scheduling, and call resolve_dependencies
5423         on everything left over after a modulo schedule.
5424         (haifa_sched_init): Remove check_cfg call.  Clear modulo_ii.
5425         * sched-int.h (schedule_block, record_delay_slot_pair): Adjust
5426         declarations.
5427         (set_modulo_params, discard_delay_pairs_above): Declare.
5428         * params.def (PARAM_MAX_MODULO_BACKTRACK_ATTEMPS): New.
5429         * doc/invoke.texi (--param): Document it.
5430
5431         * sched-ebb.c (schedule_ebb): No longer static.  Remove declaration.
5432         New arg modulo_scheduling.  All callers changed.  Move note handling
5433         code here from schedule_ebbs.
5434         (schedule_ebbs_finish, schedule_ebbs_init): New functions, broken
5435         out of schedule_ebbs.
5436         (schedule_ebbs): Call them.  Remove note handling code moved to
5437         schedule_ebb.
5438         * sched-int.h (schedule_ebb, schedule_ebbs_init,
5439         schedule_ebbs_finish): Declare.
5440
5441 2011-09-30  Richard Guenther  <rguenther@suse.de>
5442
5443         PR middle-end/50574
5444         * tree-cfg.c (verify_gimple_comparison): Compare component
5445         mode sizes for vector comparisons.
5446
5447 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5448
5449         * ddg.c (autoinc_var_is_used_p): New function.
5450         (create_ddg_dep_from_intra_loop_link,
5451         add_cross_iteration_register_deps): Call it.
5452         * ddg.h (autoinc_var_is_used_p): Declare.
5453         * modulo-sched.c (generate_reg_moves): Call autoinc_var_is_used_p.
5454         (sms_schedule): Handle instructions with REG_INC.
5455
5456 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5457
5458         * modulo-sched.c (generate_reg_moves): Skip instructions that
5459         do not set a register and verify no regmoves are created for
5460         !single_set instructions.
5461
5462 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5463
5464         * hw-doloop.c (scan_loop): Compute register usage only for non-debug
5465         insns.
5466
5467 2011-09-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5468
5469         PR target/50099
5470         * config/arm/iterators.md (qhs_zextenddi_cstr): New.
5471         (qhs_zextenddi_op): New.
5472         * config/arm/arm.md ("zero_extend<mode>di2"): Use them.
5473         * config/arm/predicates.md ("arm_extendqisi_mem_op"):
5474         Distinguish between ARM and Thumb2 states.
5475
5476 2011-09-30  David S. Miller  <davem@davemloft.net>
5477
5478         * config/sparc/sparc.opt (VIS2): New option.
5479         * doc/invoke.texi: Document it.
5480         * config/sparc/sparc.md (UNSPEC_EDGE8N, UNSPEC_EDGE8LN,
5481         UNSPEC_EDGE16N, UNSPEC_EDGE16LN, UNSPEC_EDGE32N,
5482         UNSPEC_EDGE32LN, UNSPEC_BSHUFFLE): New unspecs.
5483         (define_attr type): New insn type 'edgen'.
5484         (bmask<P:mode>_vis, bshuffle<V64I:mode>_vis, edge8n<P:mode>_vis,
5485         edge8ln<P:mode>_vis, edge16n<P:mode>_vis, edge16ln<P:mode>_vis,
5486         edge32n<P:mode>_vis, edge32ln<P:mode>_vis): New insn VIS 2.0
5487         patterns.
5488         * niagara.md: Handle edgen.
5489         * niagara2.md: Likewise.
5490         * ultra1_2.md: Likewise.
5491         * ultra3.md: Likewise.
5492         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5493         to 0x200 when TARGET_VIS2.
5494         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS2 by
5495         default when targetting capable cpus.  TARGET_VIS2 implies
5496         TARGET_VIS, clear and it when TARGET_FPU is disabled.
5497         (sparc_vis_init_builtins): Emit new VIS 2.0 builtins.
5498         (sparc_expand_builtin): Fix predicate indexing when builtin returns
5499         void.
5500         (sparc_fold_builtin): Do not eliminate bmask when result is ignored.
5501         * config/sparc/visintrin.h (__vis_bmask, __vis_bshuffledi,
5502         __vis_bshufflev2si, __vis_bshufflev4hi, __vis_bshufflev8qi,
5503         __vis_edge8n, __vis_edge8ln, __vis_edge16n, __vis_edge16ln,
5504         __vis_edge32n, __vis_edge32ln): New VIS 2.0 interfaces.
5505         * doc/extend.texi: Document new VIS 2.0 builtins.
5506
5507 2011-09-29  Nick Clifton  <nickc@redhat.com>
5508             Bernd Schmidt  <bernds@codesourcery.com>
5509
5510         * config/frv/frvbegin.c: Fix location of unwind-dw2-fde.h header file.
5511         * config/frv/frvend.c: Likewise.
5512         * config/frv/frv.c (frv_function_prologue): Move misplaced
5513         CALL_ARG_LOCATION notes back to their proper locations.
5514
5515 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5516
5517         PR target/50566
5518         * config/avr/avr-log.c (avr_log_vadump): Use %b to print bool.
5519         * config/avr/avr.c (avr_rtx_costs_1): New static function, renamed
5520         from avr_rtx_costs.
5521         (avr_legitimate_address_p): Use avr_edump to print log information
5522         filtered by avr_log.
5523         (extra_constraint_Q): Ditto.
5524         (avr_legitimize_address): Ditto.
5525         (avr_rtx_costs): Ditto.  Rewrite as wrapper for avr_rtx_costs_1.
5526         (final_prescan_insn): Use avr_log.rtx_costs as filter.
5527
5528 2011-09-29  Richard Sandiford  <richard.sandiford@linaro.org>
5529
5530         * config/arm/arm-protos.h (arm_modes_tieable_p): Declare.
5531         * config/arm/arm.h (MODES_TIEABLE_P): Use it.
5532         * config/arm/arm.c (arm_modes_tieable_p): New function.  Allow
5533         NEON vector and structure modes to be tied.
5534
5535 2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5536
5537         * graphite-scop-detection.c (make_close_phi_nodes_unique):  New
5538         forward declaration.
5539         (remove_duplicate_close_phi): Detect and repair creation of
5540         duplicate close-phis for a containing loop.
5541
5542 2011-09-27   Andi Kleen <ak@linux.intel.com>
5543
5544         * gcc.c (get_local_tick). Rename to get_random_number.  Read from
5545         /dev/urandom.  Add getpid call.
5546         (compare_debug_dump_opt_spec_function): Drop getpid call.
5547
5548 2011-09-26   Andi Kleen <ak@linux.intel.com>
5549
5550         * toplev.c (init_local_tick): Try reading random seed
5551         from /dev/urandom.
5552
5553 2011-09-26   Andi Kleen <ak@linux.intel.com>
5554
5555         * hwint.h (HOST_WIDE_INT_PRINT_HEX_PURE): Add.
5556         * lto-streamer.c (lto_get_section_name): Remove crc32_string.
5557         Handle numerical random seed.
5558         * lto-streamer.h (lto_file_decl_data): Change id to
5559         unsigned HOST_WIDE_INT.
5560         * toplev.c (random_seed): Add.
5561         (init_random_seed): Change for numerical random seed.
5562         (get_random_seed): Return as HOST_WIDE_INT.
5563         (set_random_seed): Crc32 existing string.
5564         * toplev.h (get_random_seed): Change to numercal return.
5565         * tree.c (get_file_function_name): Remove CRC. Handle
5566         numerical random seed.
5567
5568 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5569
5570         PR target/50566
5571         * config.gcc (extra_objs): Add avr-log.o for $target in:
5572         avr-*-rtems*, avr-*-*.
5573         * config/avr/t-avr (avr-log.o): New rule to compile...
5574         * config/avr/avr-log.c: ...this new file.
5575         * config/avr/avr.opt (mlog=): New option.
5576         * config/avr/avr-protos.h (avr_edump, avr_fdump): New macros.
5577         (avr_log_set_caller_e, avr_log_set_caller_f): New prototypes.
5578         (avr_log_set_avr_log): New prototype.
5579         (avr_log_t): New typedef.
5580         (avr_log): New declaration.
5581         * config/avr/avr.c (avr_option_override): Call avr_log_set_avr_log.
5582
5583 2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>
5584
5585         * expr.c (do_store_flag): Expand vector comparison by
5586         building an appropriate VEC_COND_EXPR.
5587         * c-typeck.c (build_binary_op): Typecheck vector comparisons.
5588         (c_objc_common_truthvalue_conversion): Adjust.
5589         * tree-vect-generic.c (do_compare): Helper function.
5590         (expand_vector_comparison): Check if hardware supports
5591         vector comparison of the given type or expand vector piecewise.
5592         (expand_vector_operation): Treat comparison as binary
5593         operation of vector type.
5594         (expand_vector_operations_1): Adjust.
5595
5596 2011-09-29  Richard Guenther  <rguenther@suse.de>
5597
5598         * tree.c (build_opaque_vector_type): Make opaque vectors
5599         variant types of the corresponding non-opaque type.  Make
5600         sure to share opaque vector types properly.
5601
5602 2011-09-29  David S. Miller  <davem@davemloft.net>
5603
5604         * config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
5605         UNSPEC_ARRAY32): New unspec.
5606         (define_attr type): New type 'array'.
5607         (array{8,16,32}<P:mode>_vis): New patterns.
5608         * config/sparc/ultra1_2.md: Add reservations for 'array'.
5609         * config/sparc/ultra3.md: Likewise.
5610         * config/sparc/niagara.md: Likewise.
5611         * config/sparc/niagara2.md: Likewise.
5612         * config/sparc/sparc.c (sparc_vis_init_builtins): Build new
5613         array builtins.
5614         * config/sparc/visintrin.h (__vis_array8, __vis_array16,
5615         __vis_array32): New.
5616         * doc/extend.texi: Document new VIS builtins.
5617
5618         * config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
5619         (VIS pixel-compare insn): Just use <gcond:name>.
5620
5621         * config/sparc/sparc.md (VIS pixel-compare insn): There is only one
5622         code iterator used, so just use <code>.  There are two mode iterators
5623         so explicitly use <GCM:gcm_name>.
5624
5625 2011-09-29  Iain Sandoe  <iains@gcc.gnu.org>
5626
5627         * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
5628         Darwin >= 9.
5629
5630 2011-09-28  David S. Miller  <davem@davemloft.net>
5631
5632         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
5633         UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
5634         (UNSPEC_FCMP): New unspec.
5635         (gcond): New code iterator.
5636         (gcond_name): New code attr.
5637         (GCM): New mode iterator.
5638         (gcm_name): New mode attr.
5639         (fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.
5640
5641 2011-09-28  Oleg Endo  <oleg.endo@t-online.de>
5642
5643         PR target/49486
5644         * config/sh/sh.md (negdi2): Move expansion into split to
5645         allow more combination options.  Add T_REG clobber.
5646         (abssi2): New expander.
5647         (*negdi2, *abssi2, *negabssi2): New insns.
5648         (cneg): Change from insn to insn_and_split.  Rename to
5649         negsi_cond.  Add alternative for non-SH4.
5650
5651 2011-09-28  Richard Sandiford  <richard.sandiford@linaro.org>
5652
5653         * config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
5654         (neon_move_hi_quad_<mode>): Likewise.
5655         (move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.
5656
5657 2011-09-28  Nick Clifton  <nickc@redhat.com>
5658
5659         * config/rx/predicates.md (rx_minmax_operand): New predicate.
5660         Accepts immediates and a restricted subset of MEMs.
5661         * config/rx/rx.md (int_modes): New iterator.
5662         (smaxsi3, sminsi3): Delete and replace with...
5663         (smax<int_mode>3, smin<int_mode>3): New patterns.
5664         (umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
5665
5666 2011-09-28  Richard Guenther  <rguenther@suse.de>
5667
5668         PR middle-end/50460
5669         * fold-const.c (try_move_mult_to_index): Handle &a.array the
5670         same as &a.array[0].
5671
5672 2011-09-28  Kai Tietz  <ktietz@redhat.com>
5673
5674         * configure.ac: Add test for new section attribute
5675         specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
5676         * config.in: Regenerated.
5677         * configure: Regenerated.
5678         * config/i386/winnt.c (i386_pe_asm_named_section): Emit
5679         new section flag "e" for excluded sections, if supported.
5680         Otherwise we mark section withc SECTION_EXCLUDE flag as never-load.
5681
5682 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
5683
5684         * config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
5685         throughout file.
5686
5687 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
5688
5689         * config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
5690         throughout file.
5691
5692 2011-09-27  Sriraman Tallam  <tmsriram@google.com>
5693
5694         * output.h (SECTION_EXCLUDE): New macro.
5695         * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE.
5696
5697 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
5698
5699         * fwprop.c (forward_propagate_and_simplify): After checking
5700         reg/subreg combinations, check whether the modes are the same.
5701
5702 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
5703             Richard Sandiford  <rdsandiford@googlemail.com>
5704
5705         * config/mips/mips.c (mips_add_cfa_restore): New function.
5706         (mips16e_save_restore_reg): Use it.
5707         (mips_restore_reg): Likewise.  Split double FPRs for
5708         REG_CFA_RESTORE notes.
5709
5710 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
5711
5712         PR middle-end/50386
5713         PR middle-end/50326
5714         * tree-sra.c (build_ref_for_model): Use the type of the field as
5715         the type of the COMPONENT_REF.
5716
5717 2011-09-27  Jeff Law  <law@redhat.com>
5718
5719         * ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
5720         non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE.
5721         (find_if_case_1): Use the probability of the THEN clause when
5722         determining if speculation is profitable.
5723         (find_if_case_2): Similarly for the ELSE clause.
5724
5725 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
5726
5727         * common.opt: Add -foptimize-strlen option.
5728         * Makefile.in (OBJS): Add tree-ssa-strlen.o.
5729         (tree-sssa-strlen.o): Add dependencies.
5730         * opts.c (default_options_table): Enable -foptimize-strlen
5731         by default at -O2 if not -Os.
5732         * passes.c (init_optimization_passes): Add pass_strlen
5733         after pass_object_sizes.
5734         * timevar.def (TV_TREE_STRLEN): New timevar.
5735         * params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
5736         * tree-pass.h (pass_strlen): Declare.
5737         * tree-ssa-strlen.c: New file.
5738         * c-decl.c (merge_decls): If compatible stpcpy prototype
5739         is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
5740
5741 2011-09-27  Tom de Vries  <tom@codesourcery.com>
5742
5743         PR middle-end/43864
5744         * tree-ssa-tail-merge.c: New file.
5745         (struct same_succ_def): Define.
5746         (same_succ, const_same_succ): New typedef.
5747         (struct bb_cluster_def): Define.
5748         (bb_cluster, const_bb_cluster): New typedef.
5749         (struct aux_bb_info): Define.
5750         (BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
5751         (gvn_uses_equal): New function.
5752         (same_succ_print, same_succ_print_traverse, update_dep_bb)
5753         (stmt_update_dep_bb, local_def, same_succ_hash)
5754         (inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
5755         (same_succ_reset): New function.
5756         (same_succ_htab, same_succ_edge_flags)
5757         (deleted_bbs, deleted_bb_preds): New var.
5758         (debug_same_succ): New function.
5759         (worklist): New var.
5760         (print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
5761         (init_worklist, delete_worklist, delete_basic_block_same_succ)
5762         (same_succ_flush_bbs, purge_bbs, update_worklist): New function.
5763         (print_cluster, debug_cluster, update_rep_bb)
5764         (add_bb_to_cluster, new_cluster, delete_cluster): New function.
5765         (all_clusters): New var.
5766         (alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
5767         (merge_clusters, set_cluster): New function.
5768         (gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
5769         (same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
5770         (deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
5771         (find_clusters_1, find_clusters): New function.
5772         (update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
5773         (update_bbs): New var.
5774         (apply_clusters): New function.
5775         (update_debug_stmt, update_debug_stmts): New function.
5776         (tail_merge_optimize): New function.
5777         tree-pass.h (tail_merge_optimize): Declare.
5778         * tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
5779         * Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
5780         (tree-ssa-tail-merge.o): New rule.
5781         * opts.c (default_options_table): Set OPT_ftree_tail_merge by
5782         default at OPT_LEVELS_2_PLUS.
5783         * tree-ssa-sccvn.c (vn_valueize): Move to ...
5784         * tree-ssa-sccvn.h (vn_valueize): Here.
5785         * timevar.def (TV_TREE_TAIL_MERGE): New timevar.
5786         * common.opt (ftree-tail-merge): New switch.
5787         * params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
5788         (PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
5789         * doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
5790         (-ftree-tail-merge, max-tail-merge-comparisons)
5791         (max-tail-merge-iterations): New item.
5792
5793 2011-09-27  Jan Hubicka  <jh@suse.cz>
5794
5795         * ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows.
5796
5797 2011-09-27  Jan Hubicka  <jh@suse.cz>
5798
5799         * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
5800         parameters passed by reference; handle loads from non-SSA scalars
5801         and update comments.
5802
5803 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
5804
5805         PR rtl-optimization/50249
5806         * reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
5807         instead of opnum and type.  All callers changed.  Remove useless
5808         declaration.
5809         Search forward for other reloads of the same type for the same operand
5810         using the same register; if any are found, return false.
5811         (reload_regs_reach_end_p): Same argument changes; all callers changed.
5812
5813 2011-09-27  Andi Kleen  <ak@linux.intel.com>
5814             Jan Hubicka  <jh@suse.cz>
5815
5816         * doc/invoke.texi (ffat-lto-objects): Document.
5817         * toplev.c (compile_file): Do not output assembly when doing slim lto;
5818         Output __gnu_slim_lto when doing slim lto.
5819         * cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
5820         (cgraph_optimize): Return early when doing slim lto.
5821         * opts.c (finish_options): Complain about lack of linker plugin
5822         when doing slim lto.
5823         * common.opt (ffat-lto-objects): New.
5824
5825 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
5826
5827         * ipa-inline-analysis.c (predicate_probability): Avoid comparison
5828         between signed and unsigned.
5829
5830 2011-09-27  Ira Rosen  <ira.rosen@linaro.org>
5831
5832         * tree-vect-stmts.c (vectorizable_type_demotion): Handle basic block
5833         vectorization.
5834         (vectorizable_type_promotion): Likewise.
5835         (vect_analyze_stmt): Call vectorizable_type_demotion and
5836         vectorizable_type_promotion for basic blocks.
5837         (supportable_widening_operation): Don't assume loop vectorization.
5838         * tree-vect-slp.c (vect_build_slp_tree): Allow multiple types for
5839         basic blocks.  Update vectorization factor for basic block
5840         vectorization.
5841         (vect_analyze_slp_instance): Allow multiple types for basic block
5842         vectorization.  Recheck unrolling factor after construction of SLP
5843         instance.
5844
5845 2011-09-27  Richard Guenther  <rguenther@suse.de>
5846
5847         * tree-object-size.c (compute_object_sizes): Fix dumping of
5848         folded statement.
5849
5850 2011-09-27  Richard Guenther  <rguenther@suse.de>
5851
5852         PR tree-optimization/50363
5853         * tree-ssa-pre.c (create_expression_by_pieces): Handle
5854         pointer conversions in POINTER_PLUS_EXPRs properly.
5855
5856 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
5857
5858         * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
5859         (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
5860         (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
5861         (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
5862         that produce subreg moves.  Define using VQX iterators.
5863
5864 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
5865
5866         * config/avr/avr.md (ashrqi3): Split alternative "n"
5867         into its remaining parts C03, C04, C05, C06, C07 and describe
5868         impact in CC by attribute "cc" appropriately.
5869         * config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
5870         by digging RTX.
5871
5872 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
5873
5874         * rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
5875         from 3 x MAX_MACHINE_MODE.
5876         (CONSTM1_RTX): Define.
5877         * emit-rtl.c (const_tiny_rtx): Change into array of
5878         4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
5879         (gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
5880         CONSTM1_RTX.
5881         (init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
5882         MODE_VECTOR_INT modes.
5883         * simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
5884         Optimize if one operand is CONSTM1_RTX.
5885         * config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
5886         into mask | x.
5887
5888 2011-09-26  David S. Miller  <davem@davemloft.net>
5889
5890         * config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
5891         (fcmp{le,ne,gt,eq}{16,32}): Likewise.
5892         * config/sparc/visintrin.h: Update edge and pixel-compare
5893         intrinsics to return 'long' instead of 'int'.
5894         * doc/extend.texi: Update documentation to match.
5895         * config/sparc/sparc.c (eligible_for_return_delay): When leaf or
5896         flat, allow any instruction.  Otherwise, when V9 allow parallels
5897         which consist only of sets to registers outside of %o0 to %o5.
5898         (sparc_vis_init_builtins): Update VIS builtin types for edge
5899         and pixel-compare.
5900
5901         * config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
5902         is enabled, mark %gsr as global.
5903         * config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
5904         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
5905
5906         * config/sparc/sparc-c.c: New file implementing sparc_target_macros,
5907         which will now define __VIS and __VIS__ when -mvis is enabled.
5908         * config/sparc/t-sparc: Likewise.
5909         * config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
5910         and add t-sparc to tmake_file for all sparc targets.
5911         * config/sparc/sparc-protos.h (sparc_target_macros): Declare.
5912         * config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
5913
5914         * config/sparc/sparc.c (sparc_vis_init_builtins): Add explicit
5915         builtins for VIS vector addition and subtraction.
5916         * config/sparc/visintrin.h (__vis_fpadd16, __vis_fpadd16s,
5917         __vis_fpadd32, __vis_fpadd32s, __vis_fpsub16, __vis_fpsub16s,
5918         __vis_fpsub32, __vis_fpsub32s): New.
5919         * doc/extend.texi: Document new VIS intrinsics.
5920
5921 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
5922
5923         * config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
5924         * config/avr/avr.c (avr_out_compare): Print shorter sequence for
5925         EQ/NE comparisons against +/-1 in the case of unused-after,
5926         non-ld-regs target.
5927
5928 2011-09-26  Jakub Jelinek  <jakub@redhat.com>
5929
5930         * gimple-fold.c (gimplify_and_update_call_from_tree): Set
5931         gctx.into_ssa after push_gimplify_context.
5932
5933         * gimple.c (gimple_build_call_valist): New function.
5934         * gimple.h (gimple_build_call_valist): New prototype.
5935         * tree-ssa-propagate.c (finish_update_gimple_call): New function.
5936         (update_gimple_call): Likewise.
5937         (update_call_from_tree): Use finish_update_gimple_call.
5938         * tree-ssa-propagate.h (update_gimple_call): New prototype.
5939
5940 2011-09-26  Richard Guenther  <rguenther@suse.de>
5941
5942         PR tree-optimization/50472
5943         * gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
5944         volatile references.
5945
5946 2011-09-26  Bingfeng Mei <bmei@broadcom.com>
5947
5948         * doc/tm.texi: Correct documentation for TARGET_ADDR_SPACE_SUBSET_P.
5949         * target.def: (addr_space_subset_p): Likewise.
5950
5951 2011-09-26  Tom de Vries  <tom@codesourcery.com>
5952
5953         * tree-ssa-alias.h (pt_solution_singleton_p): Declare.
5954         * tree-ssa-structalias.c (pt_solution_singleton_p): New function.
5955         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
5956         of new var.
5957
5958 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
5959
5960         PR target/50465
5961         * config/avr/avr-protos.h (output_reload_insisf): Don't pass insn.
5962         * config/avr/avr.md (*reload_insi, *reload_insf): Change call to
5963         output_reload_insisf.
5964         (adjust_len): Set default to "no".
5965         Remove alternative "yes".  Add alternatives: "mov8", "mov16",
5966         "mov32", "ashlqi", "ashrqi", "lshrqi", "ashlhi", "ashrhi",
5967         "lshrhi", "ashlsi, "ashrsi", "lshrsi".
5968         (*movqi, *movhi, *movsi, *ashlqi3, ashlhi3, ashlsi3,
5969         *ashlhi3_const, *ashlsi3_const, ashrqi3, ashrhi3, ashrsi3,
5970         *ashrhi3_const, *ashrsi3_const, *lshrqi3, lshrhi3, *lshrhi3_const,
5971         *lshrsi3_const): Set attribute "adjust_len".
5972         * config/avr/avr.c (output_reload_insisf): Remove parameter "insn".
5973         (output_movsisf): Don't pass insn to output_reload_insisf.
5974         (adjust_insn_length): Handle new alternatives to adjust_len.
5975         Remove handling of ADJUST_LEN_YES.  Clean-up code.
5976
5977 2011-09-26  Eric Botcazou  <ebotcazou@adacore.com>
5978
5979         * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of
5980         may_trap_p to detect loads that may trap of fault.
5981
5982 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
5983
5984         * config/avr/avr-protos.h (output_reload_inhi): Change prototype.
5985         * config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
5986         (*reload_inhi): Use it.  Adapt call to output_reload_inhi to new
5987         prototype.
5988         (*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
5989         * config/avr/avr.c: Rename output_reload_insisf_1 to
5990         output_reload_in_const.
5991         (avr_popcount_each_byte): Handle SFmode, too.
5992         (output_reload_in_const): Change so it can handle HI loads, too.
5993         Use avr_popcount_each_byte to work out if scratch register must be
5994         created on the fly.
5995         (output_reload_inhi): Rewrite using output_reload_in_const and...
5996         (output_movhi): ...use it to print constants' loads.
5997         (adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
5998
5999 2011-09-25  David S. Miller  <davem@davemloft.net>
6000
6001         * config/sparc/constraints.md (C, P, Z): New constraints for
6002         const_doube, const_int, and const_vector "all ones" values.
6003         Make unused constraint letters comment match reality.
6004         * config/sparc/predicates.md (const_all_ones_operand,
6005         register_or_zero_or_all_ones_operand): New predicates.
6006         * config/sparc/sparc.c (sparc_expand_move): Allow all ones
6007         as well as zero constants when VIS.
6008         (sparc_legitimate_constant_p): Likewise.
6009         * config/sparc/sparc.md (movsi_insn): Add fones alternative.
6010         (movsf_insn): Likewise
6011         (movdi_insn_sp64): Add fone alternative.
6012         (movdf_insn_sp32_v9): Likewise.
6013         (movdf_insn_sp64): Likewise.
6014
6015         * configure.ac: Add feature check to make sure the assembler
6016         supports the FMAF, HPC, and VIS 3.0 instructions found on
6017         Niagara-3 and later cpus.
6018         * configure: Rebuild.
6019         * config.in: Likewise.
6020         * config/sparc/sparc.opt: New option '-mfmaf'.
6021         * config/sparc/sparc.md: Add float fused multiply-add patterns.
6022         * config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
6023         (ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
6024         * config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
6025         ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
6026         * config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
6027         by default for Niagara-3 and later.  Turn it off if TARGET_FPU is
6028         disabled.
6029         (sparc_rtx_costs): Handle 'FMA'.
6030         * doc/invoke.texi: Document -mfmaf.
6031
6032 2011-09-25  Jakub Jelinek  <jakub@redhat.com>
6033
6034         * tree-ssa-structalias.c (intra_create_variable_infos): Treat
6035         TYPE_RESTRICT REFERENCE_TYPE parameters like restricted
6036         DECL_BY_REFERENCE parameters.
6037
6038 2011-09-25  Eric Botcazou  <ebotcazou@adacore.com>
6039
6040         * tree-eh.c (cleanup_empty_eh): Allow a call to __builtin_stack_restore
6041         if there is no outgoing edge.
6042
6043         * tree-scalar-evolution.c (simple_iv): Accept all kinds of pointer and
6044         integral types.
6045
6046 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6047
6048         * tree-vect-slp.c (vect_slp_analyze_bb_1): Split out core part
6049         of vect_analyze_bb here.
6050         (vect_analyze_bb): Loop over vector sizes calling vect_analyze_bb_1.
6051
6052 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6053
6054         * tree-data-ref.c (dr_analyze_innermost): Add new argument.
6055         Allow not simple iv if analyzing basic block.
6056         (create_data_ref): Update call to dr_analyze_innermost.
6057         (stmt_with_adjacent_zero_store_dr_p, ref_base_address): Likewise.
6058         * tree-loop-distribution.c (generate_memset_zero): Likewise.
6059         * tree-predcom.c (find_looparound_phi): Likewise.
6060         * tree-data-ref.h (dr_analyze_innermost): Add new argument.
6061
6062 2011-09-24  David S. Miller  <davem@davemloft.net>
6063
6064         * config/sparc/sparc.h (FIRST_PSEUDO_REGISTER): Bump to 103.
6065         (SPARC_GSR_REG): Define.
6066         (FIXED_REGISTERS): Mark GSR as fixed.
6067         (CALL_USED_REGISTERS): Mark GSR as call used.
6068         (HARD_REGNO_NREGS): GSR is always 1 register.
6069         (REG_CLASS_CONTENTS): Add GSR to ALL_REGS.
6070         (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER): Add GSR to the end.
6071         (REGISTER_NAMES): Add "%gsr".
6072         * config/sparc/sparc.md (UNSPEC_ALIGNADDR, UNSPEC_ALIGNADDRL): Delete.
6073         (UNSPEC_WRGSR): New unspec.
6074         (GSR_REG): New constant.
6075         (type): Add new insn type 'gsr'.
6076         (fpack16_vis, fpackfix_vis, fpack32_vis,
6077         faligndata<V64I:MODE>_vis)): Add use of GSR_REG.
6078         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus, rdgsr_vis, *rdgsr_sp64,
6079         rdgsr_v8plus): New expanders and insns.
6080         (alignaddr<P:mode>_vis, alignaddrl<P:mode>_vis): Reimplement
6081         using patterns which show that this is a plus in addition to a
6082         modification of GSR_REG, instead of an unspec.
6083         * config/sparc/ultra1_2.md: Handle 'gsr'.
6084         * config/sparc/ultra3.md: Likewise.
6085         * config/sparc/niagara.md: Likewise.
6086         * config/sparc/niagara2.md: Likewise.
6087         * config/sparc/sparc.c (leaf_reg_remap, sparc_leaf_regs): Fill out
6088         end of table.
6089         (sparc_option_override): Make -mvis imply -mv8plus.
6090         (hard_32bit_mode_classes, hard_64bit_mode_classes): Add entries
6091         for %gsr.
6092         (sparc_vis_init_builtins): Build __builtin_vis_write_gsr and
6093         __builtin_vis_read_gsr.
6094         (sparc_expand_buildin): Handle builtins that take one argument and
6095         return void.
6096         (sparc_fold_builtin): Never fold writes to %gsr.
6097         * config/sparc/visintrin.h (__vis_write_gsr, __vis_read_gsr): New.
6098         * doc/extend.texi: Document new VIS intrinsics.
6099
6100 2011-09-23  Jan Hubicka  <jh@suse.cz>
6101
6102         * ipa-inline-transform.c (inline_call): Add comment.
6103         * ipa-inline.h (inline_param_summary): New structure and vector.
6104         (struct inline_edge_summary): Add param field.
6105         * ipa-inline-analysis.c (CHANGED): New constant.
6106         (add_clause): Handle CHANGED and NOT_CONSTANT.
6107         (predicate_probability): New function.
6108         (dump_condition): Dump CHANGED predicate.
6109         (evaluate_conditions_for_known_args): Handle ERROR_MARK as marker
6110         of unknown function wide invariant.
6111         (evaluate_conditions_for_edge): Handle change probabilities.
6112         (inline_edge_duplication_hook): Copy param summaries.
6113         (inline_edge_removal_hook): Free param summaries.
6114         (dump_inline_edge_summary): Fix dumping of indirect edges and callee
6115         sizes; dump param summaries.
6116         (will_be_nonconstant_predicate): Use CHANGED predicate.
6117         (record_modified_bb_info): New structure.
6118         (record_modified): New function.
6119         (param_change_prob): New function.
6120         (estimate_function_body_sizes): Compute param summaries.
6121         (estimate_edge_size_and_time): Add probability argument.
6122         (estimate_node_size_and_time): Add inline_param_summary argument;
6123         handle predicate probabilities.
6124         (remap_predicate): Fix formating.
6125         (remap_edge_change_prob): New function.
6126         (remap_edge_summaries): Rename from ...; use remap_edge_change_prob.
6127         (remap_edge_predicates): ... this one.
6128         (inline_merge_summary): Remap edge summaries; handle predicate
6129         probabilities; remove param summaries after we are done.
6130         (do_estimate_edge_time): Update.
6131         (do_estimate_edge_growth): Update.
6132         (read_inline_edge_summary): Read param info.
6133         (inline_read_summary): Fix formating.
6134         (write_inline_edge_summary): Write param summaries.
6135
6136 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6137
6138         * config/i386/i386.c (ix86_print_operand): Handle %~.
6139         (ix86_print_operand_punct_valid_p): Return true also for '~'.
6140         * config/i386/sse.md (i128): New mode_attr.
6141         (vec_extract_hi_<mode>, vec_extract_hi_<mode>,
6142         avx_vbroadcastf128_<mode>, *avx_vperm2f128<mode>_full,
6143         *avx_vperm2f128<mode>_nozero, vec_set_lo_<mode>,
6144         vec_set_hi_<mode>, *vec_concat<mode>_avx): Use <i128> in the
6145         patterns, use "<sseinsnmode>" for "mode" attribute.
6146         (vec_extract_hi_v16hi, vec_extract_hi_v32qi, vec_set_lo_v16hi,
6147         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Use
6148         %~128 in the patterns, use "OI" for "mode" attribute.
6149
6150 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6151
6152         PR target/50447
6153         * config/avr/avr.md (adjust_len): Add alternatives "tsthi",
6154         "tstsi", "compare".
6155         (*cmpqi_sign_extend): Use s8_operand.
6156         (*cmphi, *cmpsi): Rewrite using avr_out_compare.
6157         * config/avr/avr-protos.h (compare_diff_p, compare_eq_p): Remove
6158         prototypes.
6159         (out_tsthi, out_tstsi): Remove prototypes.
6160         (avr_out_tsthi, avr_out_tstsi): New prototypes.
6161         * config/avr/avr.c (out_tsthi, out_tstsi): Remove functions.
6162         (avr_asm_len): Negative length now sets *plen to -length.
6163         (compare_sign_p): Return bool instead of int.
6164         (compare_diff_p, compare_eq_p): Ditto and make static.
6165         (avr_out_tsthi): New function.
6166         (avr_out_tstsi): New function.
6167         (avr_out_compare): New function.
6168         (adjust_insn_length): Handle ADJUST_LEN_TSTHI, ADJUST_LEN_TSTSI,
6169         ADJUST_LEN_COMPARE.
6170
6171 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6172
6173         PR target/50447
6174         * config/avr/avr.md: (adjust_len): Add alternative "out_plus".
6175         (addsi3): Rewrite using QI scratch register.  Adjust text
6176         peepholes using plus:SI.
6177         (*addsi3_zero_extend.hi): New insn.
6178         (*subsi3_zero_extend.hi): New insn.
6179         (*subhi3_zero_extend1): Set attribute "cc" to "set_czn".
6180         (*subsi3_zero_extend): Ditto.
6181         (subsi3): Change predicate #2 to register_operand.
6182         * config/avr/avr-protos.h (avr_out_plus): New prototype.
6183         (avr_out_plus_1): New static function.
6184         (avr_out_plus): New function.
6185         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS.
6186
6187 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6188
6189         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): For
6190         GE/GT/UNLE/UNLT swap arguments and condition even for TARGET_AVX.
6191
6192 2011-09-23  Ian Lance Taylor  <iant@google.com>
6193
6194         * godump.c (go_define): Treat a single character in single quotes,
6195         or a string, as an operand.
6196
6197 2011-09-23  Martin Jambor  <mjambor@suse.cz>
6198
6199         * ipa-prop.h (jump_func_type): Updated comments.
6200         (ipa_known_type_data): New type.
6201         (ipa_jump_func): Use it to describe known type jump functions.
6202         * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Updated to
6203         reflect the new known type jump function contents.
6204         (compute_known_type_jump_func): Likewise.
6205         (combine_known_type_and_ancestor_jfs): Likewise.
6206         (try_make_edge_direct_virtual_call): Likewise.
6207         (ipa_write_jump_function): Likewise.
6208         (ipa_read_jump_function): Likewise.
6209         * ipa-cp.c (ipa_value_from_known_type_jfunc): New function.
6210         (ipa_value_from_jfunc): Use ipa_value_from_known_type_jfunc.
6211         (propagate_accross_jump_function): Likewise.
6212
6213 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6214
6215         PR target/50446
6216         * config/avr/avr.md (rotlqi3): Support all offsets 0..7.
6217         (rotlqi3_4): Turn insn into expander.
6218         (*rotlqi3): New insn.
6219         (rotlhi3, rotlsi3): Support rotate left/right by 1.
6220         (*rotlhi2.1, *rotlhi2.15): New insns.
6221         (*rotlsi2.1, *rotlsi2.31): New insns.
6222         * config/avr/constraints.md (C03, C05, C06, C07): New constraints.
6223
6224 2011-09-23  Bin Cheng  <bin.cheng@arm.com>
6225
6226         * config/arm/bpabi.h (BE8_LINK_SPEC): Add cortex-m arch and processors.
6227
6228 2011-09-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
6229
6230         * ipa-prop.c (ipa_print_node_jump_functions): Fix typos.
6231
6232 2011-09-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6233
6234         * reload.c (find_reloads): Set operand_mode to Pmode for address
6235         operands consisting of just a CONST_INT.
6236
6237 2011-09-22  Uros Bizjak  <ubizjak@gmail.com>
6238
6239         PR target/50482
6240         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6241         blendv, force op_true to register if it doesn't satisfy
6242         nonimmediate_operand predicate.
6243
6244 2011-09-22  Richard Sandiford  <rdsandiford@googlemail.com>
6245
6246         PR middle-end/50113
6247         PR middle-end/50061
6248         * calls.c (emit_library_call_value_1): Use BLOCK_REG_PADDING to
6249         get the locate.where_pad value for register-only arguments.
6250         * config/arm/arm.c (arm_pad_arg_upward): Remove HFmode handling.
6251         (arm_pad_reg_upward): Handle null types.
6252
6253 2011-09-22  Jan Hubicka  <jh@suse.cz>
6254
6255         * ipa-inline-analysis.c: Fix overly long lines.
6256
6257 2011-09-22  Jan Hubicka  <jh@suse.cz>
6258
6259         * ipa-inline-transform.c (inline_call): Always update jump functions
6260         after inlining.
6261         * ipa-inline.c (ipa_inline): Likewise; do not call
6262         ipa_create_all_structures_for_iinln.
6263         (ipa_inline): Always free jump functions.
6264         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Remove hack.
6265         (remap_edge_predicates): Fix pasto.
6266         (inline_merge_summary): Remove nlined edge predicate; remove hack.
6267         (inline_analyze_function): Always initialize jump functions.
6268         (inline_generate_summary): Likewise.
6269         (inline_write_summary): Always write jump functions when ipa-cp
6270         is not doing that.
6271         (inline_read_summary): Always read jump functions when ipa-cp
6272         is not doing that.
6273         * ipa-prop.c (iinlining_processed_edges): Remove.
6274         (update_indirect_edges_after_inlining): Do not use
6275         iinlining_processed_edges; instead set param_index to -1.
6276         (propagate_info_to_inlined_callees): Only try to indirect inlining
6277         when asked to do so; update jump functions of indirect calls, too;
6278         remove jump functions of the inlined edge.
6279         (ipa_edge_duplication_hook): Do not copy iinlining_processed_edges.
6280         (ipa_create_all_structures_for_iinln): Remove.
6281         (ipa_free_all_structures_after_iinln): Do not free
6282         iinlining_processed_edges.
6283         * ipa-prop.h (ipa_create_all_structures_for_iinln): Remove.
6284
6285 2011-09-22  Richard Sandiford  <richard.sandiford@linaro.org>
6286
6287         * config/arm/predicates.md (expandable_comparison_operator): New
6288         predicate, extracted from...
6289         (arm_comparison_operator): ...here.
6290         * config/arm/arm.md (cbranchsi4, cbranchsf4, cbranchdf4, cbranchdi4)
6291         (cstoresi4, cstoresf4, cstoredf4, cstoredi4, movsicc, movsfcc)
6292         (movdfcc): Use expandable_comparison_operator.
6293
6294 2011-09-22  Georg-Johann Lay  <avr@gjlay.de>
6295
6296         PR target/50447
6297         PR target/50465
6298         * config/avr/avr-protos.h (avr_out_bitop): New prototype.
6299         (avr_popcount_each_byte): New prototype.
6300         * config/avr/avr.c (avr_popcount): New static function.
6301         (avr_popcount_each_byte): New function.
6302         (avr_out_bitop): New function.
6303         (adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
6304         avr_out_bitop.  Cleanup code.
6305         * config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
6306         (Ca4, Co4, Cx4): New constraints.
6307         * config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
6308         alternative.
6309         (andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
6310         (andsi3, iorsi3, xorsi3): Ditto.
6311         (*iorhi3_clobber, *iorsi3_clobber): Remove insns.
6312
6313 2011-09-22  Ira Rosen  <ira.rosen@linaro.org>
6314
6315         PR tree-optimization/50451
6316         * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
6317         constant operands in reduction.
6318         (vect_get_slp_defs): Don't create vector operand for NULL scalar
6319         operand.
6320
6321 2011-09-22  David S. Miller  <davem@davemloft.net>
6322
6323         * config/sparc/sparc.c (sparc_vis_init_builtins): Do not mark
6324         fpack16, fpack32, fpackfix as const.
6325
6326         * config/sparc/sparc.md (G[0-7]_REG, O[0-7]_REG, L[0-7]_REG,
6327         I[0-7]_REG, F[0-62]_REG, FCC[0-3]_REG, CC_REG, SFP_REG): New
6328         constants.  Use them everywhere.
6329
6330 2011-09-22  Oleg Endo  <oleg.endo@t-online.de>
6331
6332         * config/sh/sh.c (andcosts): Renamed to and_xor_ior_costs.
6333         Added AND special case.  Adapted comments.
6334         (sh_rtx_costs): Added XOR and IOR case.
6335
6336 2011-09-21  Jan Hubicka  <jh@suse.cz>
6337
6338         * ipa-inline-analsis.c (compute_inline_parameters): Set
6339         cfun and current_function_decl.
6340
6341 2011-09-21  Jan Hubicka  <jh@suse.cz>
6342
6343         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Allow
6344         handled components in parameter of builtin_constant_p.
6345         (will_be_nonconstant_predicate): Allow loads of non-SSA parameters.
6346
6347 2011-09-21  Jan Hubicka  <jh@suse.cz>
6348
6349         * ipa-inline.c (relative_time_benefit): Fix wrong bracketting.
6350         * ipa-inline.h (estimate_edge_time): Fix pasto.
6351         * ipa-inline-analysis.c (do_estiamte_edge_time): Remove capping.
6352
6353 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6354
6355         * config/i386/i386.c (ix86_expand_sse_movcc): Use
6356         blendvps, blendvpd and pblendvb if possible.
6357
6358 2011-09-21  Uros Bizjak  <ubizjak@gmail.com>
6359
6360         PR target/50464
6361         * config/i386/sse.md (xop_pcmov_<mode><avxsizesuffix>): Change
6362         operand 1 predicate to register_operand and operand 2 predicate
6363         to nonimmediate_operand.
6364         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6365         xop_pcmov, force op_true to register.  Also, force op_false to
6366         register if it doesn't satisfy nonimmediate_operand predicate.
6367
6368 2011-09-21  Kirill Yukhin  <kirill.yukhin@intel.com>
6369
6370         * config/i386/bmi2intrin.h (_mulx_u64): New.
6371         (_mulx_u32): Ditto.
6372
6373 2011-09-21  Jan Hubicka  <jh@suse.cz>
6374
6375         PR tree-optimization/50433
6376         * ipa-inline-analysis.c (eliminated_by_inlining_prob):
6377         Use get_base_address.
6378
6379 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6380
6381         * config/i386/sse.md (<code><mode>3 smaxmin:VI124_128 expander): Use
6382         nonimmediate_operand instead of register_operand predicate for operands
6383         1 and 2, force them into registers if expanding them as comparison.
6384         (<code><mode>3 umaxmin:VI124_128 expander): Similarly.  For UMAX
6385         V8HImode force into register just operand 1.
6386
6387 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6388
6389         PR target/45099
6390         * config/avr/avr.c (avr_function_arg_advance): Change error to
6391         warning if a fixed register is needed as function argument.
6392
6393 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6394
6395         PR target/50449
6396         PR target/50465
6397         * config/avr/avr.md (adjust_len): New insn attribute.
6398         (*reload_insi, *reload_insf): Use it.
6399         (*movsi, *movsf): Use new interface of output_movsisf.
6400         * config/avr/avr-protos.h (output_movsisf): Change prototype.
6401         * config/avr/avr.c (output_movsisf): Ditto.
6402         (adjust_insn_length): Use insn attribute "adjust_len" to adjust
6403         lengths of insns *reload_insi, *reload_insf.
6404         (output_reload_insisf_1): New static function.
6405         (output_reload_insisf): Use it.
6406
6407 2011-09-21  David S. Miller  <davem@davemloft.net>
6408
6409         * config/sparc/sparc.c (def_builtin): Change from macro into function.
6410         (def_builtin_const): New.
6411         (sparc_vis_init_builtins): Use def_builtin_const for all VIS builtins
6412         other than alignaddr and falignaddr.
6413
6414         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE, UNSPEC_FCMPGT,
6415         UNSPEC_FCMPEQ): New unspec codes.
6416         (fcmple16_vis, fcmple32_vis, fcmpne16_vis, fcmpne32_vis, fcmpgt16_vis,
6417         fcmpgt32_vis, fcmpeq16_vis, fcmpeq32_vis): New patterns.
6418         * config/sparc/sparc.c (sparc_vis_init_builtins): Create builtins for
6419         new pixel compare VIS patterns.
6420         * config/sparc/visintrin.h (__vis_fcmple16, __vis_fcmple32,
6421         __vis_fcmpne16, __vis_fcmpne32, __vis_fcmpgt16, __vis_fcmpgt32,
6422         __vis_fcmpeq16, __vis_fcmpeq32): New.
6423         * doc/extend.texi: Document new pixel compare VIS intrinsics.
6424
6425 2011-09-21  Tom de Vries  <tom@codesourcery.com>
6426
6427         * final.c (final): Handle if JUMP_LABEL is not LABEL_P.
6428
6429 2011-09-20  David S. Miller  <davem@davemloft.net>
6430
6431         * config/sparc/sparc.md (UNSPEC_ALIGNADDRL): New unspec.
6432         (aligneddrl<P:mode>_vis): New pattern.
6433         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6434         edge32l_vis): Adjust to take Pmode arguments, and return SImode.
6435         * config/sparc/sparc.c (sparc_vis_init_builtins): Handle new
6436         alignaddrl insn, and adjust edge operations for updated types.
6437         * config/sparc/visintrin.h: Likewise.
6438         * doc/extend.texi: Make typing in VIS documentation match reality.
6439
6440 2011-09-20  Terry Guo  <terry.guo@arm.com>
6441
6442         * config/arm/arm-arches.def: Add armv6s-m.
6443         * config/arm/arm-tables.opt: Regenerate.
6444
6445 2011-09-20  Wei Guozhi  <carrot@google.com>
6446
6447         PR rtl-optimization/49452
6448         * postreload.c (reload_combine): Invalidate use information when across
6449         volatile insn.
6450
6451 2011-09-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
6452
6453         * haifa-sched.c (has_edge_p, prev_non_location_insn, check_cfg):
6454         Remove maintenance overhead.
6455         (haifa_sched_init, sched_finish): Update.
6456
6457 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6458
6459         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use if_then_else RTX
6460         to calculate unit, prefix_rep and prefix_data16 attributes.
6461         (*mov<mode>_internal): Ditto for unit attribute.
6462         (*movv2sf_internal_rex64): Ditto for unit and prefix_rep attributes.
6463         (*movv2sf_internal): Ditto.
6464         * config/i386/sse.md (VI1248_256): Remove mode iterator.
6465         (avx2_eq<mode>3): Use VI_256 instead of VI1248_256.
6466         (*avx2_eq<mode>3): Ditto.
6467         (avx2_gt<mode>3): Ditto.
6468
6469 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6470
6471         * config/i386/i386.md (maxmin): New code iterator.
6472         * config/i386/sse.md (<maxmin:code><mode>3): Macroize expander
6473         from <umaxmin:code><mode>3 and <smaxmin:code><mode>3 using maxmin
6474         code iterator.
6475         (*avx2_<maxmin:code><mode>3): Macroize isn from
6476         *avx2_<umaxmin:code><mode>3 and *avx2_<smaxmin:code><mode>3 using
6477         maxmin code iterator.
6478         (<smaxmin:code><VI124_128:mode>3): Merge with <smaxmin:code>v8hi3.
6479         (<umaxmin:code><VI124_128:mode>3): Merge with umaxv4si3 and
6480         <umaxmin:code>v16qi3.
6481
6482 2011-09-19  Alan Modra  <amodra@gmail.com>
6483             Michael Meissner  <meissner@linux.vnet.ibm.com>
6484
6485         PR target/50341
6486         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Do not
6487         split the load of the indirect function's TOC from the call to
6488         prevent the compiler from moving the load of the new TOC above
6489         code that references the current function's TOC.
6490         (call_indirect_aix<ptrsize>_internal): Ditto.
6491         (call_indirect_aix<ptrsize>_nor11): Ditto.
6492         (call_indirect_aix<ptrsize>_internal2): Ditto.
6493         (call_value_indirect_aix<ptrsize>): Ditto.
6494         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6495         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6496         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6497
6498 2011-09-19  Jakub Jelinek  <jakub@redhat.com>
6499
6500         * config/i386/sse.md (*sse4_1_extractps): Change into
6501         define_insn_and_split, add =x 0 n and =x x n alternatives
6502         and split them after reload.
6503
6504 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6505
6506         * tree.h (TREE_NOT_CHECK4): Rename from bogus NON_TREE_CHECK4.
6507
6508 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6509
6510         * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
6511
6512 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
6513
6514         PR tree-optimization/50413
6515         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
6516         a basic block if one of its data-refs can't be analyzed.
6517
6518 2011-09-19  Paul Brook  <paul@codesourcery.com>
6519
6520         * config/arm/predicates.md (shift_amount_operand): Check constant
6521         shift count is in range.
6522         (const_shift_operand): Remove.
6523
6524 2011-09-18  Eric Botcazou  <ebotcazou@adacore.com>
6525             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
6526
6527         PR target/50091
6528         * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
6529         * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
6530
6531 2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>
6532
6533         * config/i386/bmiintrin.h: Remove tmp.
6534         * config/i386/tbmintrin.h: Likewise.
6535
6536 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6537
6538         PR tree-optimization/50414
6539         * tree-vect-slp.c (vect_get_constant_vectors): Handle MAX_EXPR and
6540         MIN_EXPR.
6541
6542 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6543
6544         PR tree-optimization/50412
6545         * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
6546         acceses that require epilogue loop if vectorizing outer loop.
6547
6548 2011-09-17  David S. Miller  <davem@davemloft.net>
6549
6550         * config/sparc/sparc.md (UNSPEC_EDGE8, UNSPEC_EDGE8L,
6551         UNSPEC_EDGE16, UNSPEC_EDGE16L, UNSPEC_EDGE32, UNSPEC_EDGE32L):
6552         New unspecs.
6553         (define_attr type): New type 'edge'.
6554         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6555         edge32l_vis): New patterns.
6556         * config/sparc/ultra1_2.md: Add insn reservation for 'edge'.
6557         * config/sparc/ultra3.md: Likewise.
6558         * config/sparc/niagara.md: Likewise.
6559         * config/sparc/niagara2.md: Likewise.
6560         * config/sparc/sparc.d (sparc_vis_init_builtins): Generate
6561         builtins for VIS edge instructions.
6562         * config/sparc/visintrin.h (__vis_edge8, __vis_edge8l)
6563         (__vis_edge16, __vis_edge16l, __vis_edge32, __vis_edge32l): New
6564         intrinsics.
6565         (__v8qi, __v4qi): Make unsigned.
6566         (__vis_faligndatadi, ___vis_faligndatav2si, __vis_faligndatav4hi,
6567         __vis_faligndatav8qi, __vis_fmul8x16au, __vis_fmul8x16al,
6568         __vis_fpack32): Fix types.
6569         * doc/extend.texi: Document new 'edge' VIS intrinsics.
6570
6571         * gcc/config/sparc/sparc.c (niagara2_costs): Adjust integer
6572         divide costs.
6573         (niagara3_costs): New.
6574         (sparc_option_override): Use it.
6575         * gcc/config/sparc/niagara2.md: Adjust with more accurate
6576         Niagara-3 reservations.
6577
6578 2011-09-17  Jakub Jelinek  <jakub@redhat.com>
6579
6580         * config/i386/sse.md (VIMAX_AVX2): Change V4DI to V2TI.
6581         (sse2_avx, sseinsnmode): Add V2TI.
6582         (REDUC_SMINMAX_MODE): New mode iterator.
6583         (reduc_smax_v4sf, reduc_smin_v4sf, reduc_smax_v8sf,
6584         reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df): Remove.
6585         (reduc_<code>_<mode>): New smaxmin and umaxmin expanders.
6586         (sse2_lshrv1ti3): Rename to...
6587         (<sse2_avx2>_lshr<mode>3): ... this.  Use VIMAX_AVX2 mode
6588         iterator.  Move before umaxmin expanders.
6589         * config/i386/i386.h (VALID_AVX256_REG_MODE,
6590         SSE_REG_MODE_P): Accept V2TImode.
6591         * config/i386/i386.c (ix86_expand_reduc): Handle V32QImode,
6592         V16HImode, V8SImode and V4DImode.
6593
6594         * config/i386/i386.c (ix86_build_const_vector): Handle V8SImode
6595         and V4DImode.
6596         (ix86_build_signbit_mask): Likewise.
6597         (ix86_expand_int_vcond): Likewise.  Handle V16HImode and V32QImode.
6598         (bdesc_args): Use CODE_FOR_{s,u}m{ax,in}v{32q,16h,8s}i3
6599         instead of CODE_FOR_avx2_{s,u}m{ax,in}v{32q,16h,8s}i3.
6600         * config/i386/sse.md (avx2_<code><mode>3 umaxmin expand): Rename to...
6601         (<code><mode>3) ... this.
6602         (avx2_<code><mode>3 smaxmin expand): Rename to...
6603         (<code><mode>3) ... this.
6604         (smax<mode>3, smin<mode>3): Macroize using smaxmin code iterator.
6605         (smaxv2di3, sminv2di3): Macroize using smaxmin code iterator and
6606         VI8_AVX2 mode iterator.
6607         (umaxv2di3, uminv2di3): Macroize using umaxmin code iterator and
6608         VI8_AVX2 mode iterator.
6609         (vcond<V_256:mode><VI_256:mode>, vcondu<V_256:mode><VI_256:mode>):
6610         New expanders.
6611
6612 2011-09-17  Richard Sandiford  <rdsandiford@googlemail.com>
6613
6614         * config/ia64/itanium2.md: Use match_test rather than eq/ne symbol_ref
6615         throughout file.
6616
6617 2011-09-16  David S. Miller  <davem@davemloft.net>
6618
6619         * config/sparc/visintrin.h: New file.
6620         * config.gcc: Add it to extra_headers on sparc.
6621
6622 2011-09-16  Jakub Jelinek  <jakub@redhat.com>
6623
6624         * config/i386/i386.c (ix86_expand_reduc_v4sf): Rename to ...
6625         (ix86_expand_reduc): ... this.  Handle also V8SFmode and V4DFmode.
6626         * config/i386/sse.md (reduc_splus_v4sf, reduc_smax_v4sf,
6627         reduc_smin_v4sf): Adjust callers.
6628         (reduc_smax_v8sf, reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df):
6629         New expanders.
6630
6631         * config/i386/sse.md (vec_extract_hi_<mode>,
6632         vec_extract_hi_v16hi, vec_extract_hi_v32qi): Use
6633         vextracti128 instead of vextractf128 for -mavx2 and
6634         integer vectors.  For V4DFmode fix up mode attribute.
6635         (VEC_EXTRACT_MODE): For TARGET_AVX add 32-byte vectors.
6636         (vec_set_lo_<mode>, vec_set_hi_<mode>): For VI8F_256 modes use V4DF
6637         instead of V8SF mode attribute.
6638         (avx2_extracti128): Change into define_expand.
6639         * config/i386/i386.c (ix86_expand_vector_extract): Handle
6640         32-byte vector modes if TARGET_AVX.
6641
6642 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6643
6644         * config/avr/avr.md: (umulqihi3, mulqihi3): Write as one pattern.
6645         (umulqi3_highpart, smulqi3_highpart): Ditto.
6646         (*maddqihi4.const, *umaddqihi4.uconst): Ditto.
6647         (*msubqihi4.const, *umsubqihi4.uconst): Ditto.
6648         (*muluqihi3.uconst, *mulsqihi3.sconst): Ditto.
6649
6650 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6651
6652         PR target/50358
6653         * config/avr/avr.md (*ashiftqihi2.signx.1): New insn.
6654         (*maddqi4, *maddqi4.const): New insns.
6655         (*msubqi4, *msubqi4.const): New insns.
6656         * config/avr/avr.c (avr_rtx_costs): Record costs of above in cases
6657         PLUS:QI and MINUS:QI.  Increase costs of multiply-add/-sub for
6658         HImode by 1 in the case of multiplying with a CONST_INT.
6659         Record cost of *ashiftqihi2.signx.1 in case ASHIFT:QI.
6660
6661 2011-09-15   Jan Hubicka  <jh@suse.cz>
6662
6663         PR lto/50430
6664         * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
6665         error_mark_node in the DECL_INITIAL of vtable.
6666
6667 2011-09-15   Diego Novillo  <dnovillo@google.com>
6668
6669         * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from
6670         @SYSROOT_CFLAGS_FOR_TARGET@.
6671         * configure.ac (SYSROOT_CFLAGS_FOR_TARGET): Set from build-sysroot.
6672         * configure: Regenerate.
6673         (site.exp): Add definition of TEST_ALWAYS_FLAGS.
6674         Remove setting of GCC_UNDER_TEST.
6675
6676 2011-09-15  Uros Bizjak  <ubizjak@gmail.com>
6677
6678         * config/i386/i386.c (output_fp_compare): Return %v prefixed
6679         instruction mnemonics for TARGET_AVX.
6680
6681         * config/i386/i386.md (*movdf_internal_rex64): use cond RTX in
6682         "type" attribute calculation.
6683         (*movdf_internal): Ditto.
6684         (*movsf_internal): Ditto.
6685
6686 2011-09-15  James Greenhalgh  <james.greenhalgh@arm.com>
6687
6688         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): New builtin macro.
6689
6690 2011-09-15  Jason Merrill  <jason@redhat.com>
6691
6692         PR c++/50361
6693         * expr.c (count_type_elements): Handle NULLPTR_TYPE.
6694
6695 2011-09-15  Jan Hubicka  <jh@suse.cz>
6696
6697         * ipa-inline-analysis.c (add_condition): Add conditions parameter;
6698         simplify obviously true clauses.
6699         (and_predicates, or_predicates): Add conditions parameter.
6700         (inline_duplication_hoook): Update.
6701         (mark_modified): New function.
6702         (unmodified_parm): New function.
6703         (eliminated_by_inlining_prob, (set_cond_stmt_execution_predicate,
6704         set_switch_stmt_execution_predicate, will_be_nonconstant_predicate):
6705         Use unmodified_parm.
6706         (estimate_function_body_sizes): Update.
6707         (remap_predicate): Update.
6708
6709 2011-09-15  Ira Rosen  <ira.rosen@linaro.org>
6710
6711         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Allow
6712         read-after-read dependencies in basic block SLP.
6713
6714 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6715
6716         * config/sparc/sparc.md: Use match_test rather than eq/ne symbol_ref
6717         throughout file.
6718
6719 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6720
6721         * config/sh/sh.md: Use match_test rather than eq/ne symbol_ref
6722         throughout file.
6723
6724 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6725
6726         * config/s390/s390.md: Use match_test rather than eq/ne symbol_ref
6727         throughout file.
6728
6729 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6730
6731         * config/rs6000/rs6000.md: Use match_test rather than eq/ne symbol_ref
6732         throughout file.
6733         * config/rs6000/constraints.md: Likewise.
6734
6735 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6736
6737         * config/microblaze/microblaze.md: Use match_test rather than
6738         eq/ne symbol_ref throughout file.
6739
6740 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
6741
6742         * config/bfin/bfin.md: Use match_test rather than eq/ne symbol_ref
6743         throughout file.
6744
6745 2011-09-14  Tom de Vries  <tom@codesourcery.com>
6746
6747         PR middle-end/50251
6748         * explow.c (emit_stack_restore): Set crtl->need_drap if
6749         stack_restore is emitted.
6750
6751 2011-09-14  Julian Brown  <julian@codesourcery.com>
6752
6753         * config/arm/arm.c (arm_override_options): Add unaligned_access
6754         support.
6755         (arm_file_start): Emit attribute for unaligned access as appropriate.
6756         * config/arm/arm.md (UNSPEC_UNALIGNED_LOAD)
6757         (UNSPEC_UNALIGNED_STORE): Add constants for unspecs.
6758         (insv, extzv): Add unaligned-access support.
6759         (extv): Change to expander. Likewise.
6760         (extzv_t1, extv_regsi): Add helpers.
6761         (unaligned_loadsi, unaligned_loadhis, unaligned_loadhiu)
6762         (unaligned_storesi, unaligned_storehi): New.
6763         (*extv_reg): New (previous extv implementation).
6764         * config/arm/arm.opt (munaligned_access): Add option.
6765         * config/arm/constraints.md (Uw): New constraint.
6766         * expmed.c (store_bit_field_1): Adjust bitfield numbering according
6767         to size of access, not size of unit, when BITS_BIG_ENDIAN !=
6768         BYTES_BIG_ENDIAN. Don't use bitfield accesses for
6769         volatile accesses when -fstrict-volatile-bitfields is in effect.
6770         (extract_bit_field_1): Likewise.
6771
6772 2011-09-14  Richard Sandiford  <richard.sandiford@linaro.org>
6773
6774         * simplify-rtx.c (simplify_subreg): Check that the inner mode is
6775         a scalar integer before applying integer-only optimisations to
6776         inner arithmetic.
6777
6778 2011-09-14  Bernd Schmidt  <bernds@codesourcery.com>
6779
6780         * config/mips/mips.c (mips_expand_epilogue): Generate a
6781         simple_return only if the return address is in r31.
6782
6783 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
6784
6785         * cfgcleanup.c (try_head_merge_bb): If get_condition returns
6786         NULL for a jump that is a cc0 insn, pick the previous insn for
6787         move_before.
6788
6789 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6790
6791         * config/v850/v850.md: Use match_test rather than eq/ne symbol_ref
6792         throughout file.
6793
6794 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6795
6796         * config/pa/pa.md: Use match_test rather than eq/ne symbol_ref
6797         throughout file.
6798
6799 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6800
6801         * config/mn10300/mn10300.md: Use match_test rather than eq/ne
6802         symbol_ref throughout file.
6803
6804 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6805
6806         * config/m68k/m68k.md: Use match_test rather than eq/ne symbol_ref
6807         throughout file.
6808
6809 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6810
6811         * config/h8300/h8300.md: Use match_test rather than eq/ne symbol_ref
6812         throughout file.
6813
6814 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
6815
6816         * config/arm/arm.md: Use match_test rather than eq/ne symbol_ref
6817         throughout file.
6818         * config/arm/neon.md: Likewise.
6819         * config/arm/vfp.md: Likewise.
6820         * config/arm/thumb2.md: Likewise.
6821         * config/arm/cortex-m4.md: Likewise.
6822
6823 2011-09-13  Sevak Sargsyan <sevak.sargsyan@ispras.ru>
6824
6825         * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New
6826         define_insn patterns for combine.
6827
6828 2011-09-13  Giuseppe Scrivano  <gscrivano@gnu.org>
6829
6830         * reorg.c: Always define make_return_insns.
6831
6832 2011-09-13  Jan Hubicka  <jh@suse.cz>
6833
6834         PR other/49533
6835         * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
6836
6837 2011-09-13  Jan Hubicka  <jh@suse.cz>
6838
6839         PR other/49533
6840         * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
6841
6842 2011-09-13  Paul Brook  <paul@codesourcery.com>
6843
6844         * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6845         (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
6846         * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
6847         * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
6848         * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
6849         * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
6850         * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
6851         * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
6852         enabling unwind tables.
6853         (c6x_debug_unwind_info): New function.
6854         (TARGET_ARM_EABI_UNWINDER): Define.
6855         (TARGET_DEBUG_UNWIND_INFO): Define.
6856         * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
6857         (TARGET_EXTRA_CFI_SECTION): Remove.
6858         * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
6859         * ginclude/unwind-arm-common.h: New file.
6860
6861 2011-09-13  Georg-Johann Lay  <avr@gjlay.de>
6862
6863         PR target/50358
6864         * config/avr/predicates.md (const_1_to_6_operand): New predicate.
6865         * config/avr/avr.md: (extend_s): New code attribute.
6866         (mul_r_d): New code attribute.
6867         (*maddqihi4, *umaddqihi4): New insns.
6868         (*msubqihi4, *umsubqihi4): New insns.
6869         (*usmaddqihi4, *sumaddqihi4): New insns.
6870         (*usmsubqihi4, *susubdqihi4): New insns.
6871         (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
6872         (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
6873         (*umsubqihi4.uconst.ashift): New insn-and-split.
6874         (*msubqihi4.sconst.ashift): New insn-and-split.
6875         (*sumaddqihi4.uconst): New insn-and-split.
6876         (*sumsubqihi4.uconst): New insn-and-split.
6877         * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
6878         PLUS:HI and MINUS:HI.
6879
6880 2011-09-13  Revital Eres  <revital.eres@linaro.org>
6881
6882         modulo-sched.c (remove_node_from_ps): Return void instead of bool.
6883         (optimize_sc): Adjust call to remove_node_from_ps.
6884         (sms_schedule): Add print info.
6885
6886 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
6887
6888         * rtl.c (copy_rtx): Do not handle frame_related, jump or call
6889         flags specially.
6890
6891 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
6892
6893         PR bootstrap/50010
6894         * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
6895         NOTE_INSN_CFI notes, with the exception of
6896         NOTE_INSN_SWITCH_TEXT_SECTIONS.
6897
6898 2011-09-12  Bernd Schmidt  <bernds@codesourcery.com>
6899             Richard Sandiford  <rdsandiford@googlemail.com>
6900
6901         * config/mips/mips.c (mips_epilogue): New structure.
6902         (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
6903         restoring registers.
6904         (mips_epilogue_emit_cfa_restores): New function.
6905         (mips_epilogue_set_cfa): Likewise.
6906         (mips_restore_reg): Queue REG_CFA_RESTORE notes.  When restoring
6907         the current CFA register from the stack, redefine the CFA in terms
6908         of the stack pointer.
6909         (mips_expand_epilogue): Set up mips_epilogue.  Attach CFA information
6910         to the epilogue instructions.
6911
6912 2011-09-12  Richard Sandiford  <rdsandiford@googlemail.com>
6913
6914         * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
6915         argument.
6916         (mips16e_build_save_restore): Update accordingly.
6917
6918 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
6919
6920         PR rtl-optimization/50212
6921         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6922         Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
6923
6924         PR debug/50299
6925         * calls.c (load_register_parameters): Use use_reg_mode instead
6926         of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
6927         entry.
6928         (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
6929         for stack CALL_INSN_FUNCTION_USAGE uses.
6930         * expr.h (use_reg_mode): New prototype.
6931         (use_reg): Changed into inline around use_reg_mode.
6932         * expr.c (use_reg): Renamed to...
6933         (use_reg_mode): ... this.  Added MODE argument, set EXPR_LIST
6934         mode to that mode instead of VOIDmode.
6935         * var-tracking.c (prepare_call_arguments): Don't track parameters
6936         whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
6937         to it using lowpart_subreg.  Convert VALUE and REG/MEM to the
6938         EXPR_LIST mode.
6939
6940 2011-09-12  Georg-Johann Lay  <avr@gjlay.de>
6941
6942         PR target/43746
6943         * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
6944         (progmem_section): New Variable.
6945         (avr_asm_init_sections): Initialize it.
6946         (TARGET_ASM_SELECT_SECTION): Define to...
6947         (avr_asm_select_section): ... this new Function.
6948         (avr_replace_prefix): New Function.
6949         (avr_asm_function_rodata_section): Use it.
6950         (avr_insert_attributes): Don't add section attribute for PROGMEM.
6951         (avr_section_type_flags): Use avr_progmem_p instead of section
6952         name to detect if object is in PROGMEM.
6953         (avr_asm_named_section): Set section name prefix for objects in
6954         PROGMEM.
6955
6956 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
6957
6958         PR bootstrap/50352
6959         * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
6960         sprintf format string.
6961
6962 2011-09-12  Richard Guenther  <rguenther@suse.de>
6963
6964         PR tree-optimization/50343
6965         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
6966         that the reduction is over an SSA name before checking its definition.
6967
6968 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
6969
6970         * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
6971         throughout file.
6972
6973 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
6974
6975         * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
6976         throughout file.
6977         * config/mips/sb1.md: Likewise.
6978         * config/mips/predicates.md: Replace (match_test "!...")
6979         with (not (match_test "..."))
6980         * config/mips/constraints.md: Likewise.
6981
6982 2011-09-09  Andrew Stubbs  <ams@codesourcery.com>
6983
6984         * config/arm/arm-cores.def (generic-armv7-a): New architecture.
6985         * config/arm/arm-tables.opt: Regenerate.
6986         * config/arm/arm-tune.md: Regenerate.
6987         * config/arm/arm.c (arm_file_start): Output .arch directive when
6988         user passes -mcpu=generic-*.
6989         (arm_issue_rate): Add genericv7a support.
6990         * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
6991         (ASM_CPU_SPEC): New define.
6992         * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
6993         * config/arm/semi.h (ASM_SPEC): Likewise.
6994         * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
6995         and -mtune=generic-*.
6996
6997 2011-09-09  Richard Guenther  <rguenther@suse.de>
6998
6999         PR tree-optimization/50328
7000         * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
7001         constant or default-def operand.
7002
7003 2011-09-09  Richard Guenther  <rguenther@suse.de>
7004
7005         * tree-ssa-pre.c (create_expression_by_pieces): Fold the
7006         last statement.
7007
7008 2011-09-09  Richard Guenther  <rguenther@suse.de>
7009
7010         * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
7011         instead of a statement.
7012         * gimple-fold.c (fold_stmt_inplace): Likewise.
7013         * sese.c (graphite_copy_stmts_from_block): Adjust.
7014         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7015         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
7016         fold_stmt.
7017         (forward_propagate_addr_into_variable_array_index): Likewise.
7018         (forward_propagate_addr_expr_1): adjust.
7019         (associate_plusminus): Likewise.
7020         (ssa_forward_propagate_and_combine): Likewise.
7021         * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
7022         (execute_cse_reciprocals): Likewise.
7023         * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
7024
7025 2011-09-09  Nick Clifton  <nickc@redhat.com>
7026
7027         * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
7028         Return a positive value to indicate that the bits at the
7029         bottom of the register should be cleared.
7030
7031 2011-09-09  Richard Guenther  <rguenther@suse.de>
7032
7033         * tree-ssa-operands.c (swap_tree_operands): Always adjust
7034         existing operand positions.
7035
7036 2011-09-09  Richard Guenther  <rguenther@suse.de>
7037
7038         PR middle-end/50333
7039         * tree-data-ref.c (split_constant_offset): Do not try to handle
7040         ternary ops.
7041
7042 2011-09-08  Andrew Stubbs  <ams@codesourcery.com>
7043
7044         PR tree-optimization/50318
7045         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
7046         typo in use of mult_rhs1 and mult_rhs2.
7047
7048 2011-09-08  Uros Bizjak  <ubizjak@gmail.com>
7049
7050         * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
7051         (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
7052
7053 2011-09-08  Bernd Schmidt  <bernds@codesourcery.com>
7054
7055         * config/arm/arm.md (push_multi): Emit predicates.
7056         (push_fp_multi): Likewise.
7057         * config/arm/arm.c (vfp_output_fstmd): Likewise.
7058
7059 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7060
7061         PR c++/33255 - Support -Wunused-local-typedefs warning
7062         * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
7063         (pushdecl): Use the new record_locally_defined_typedef.
7064         (store_parm_decls): Allocate cfun->language.
7065         (finish_function): Use the new maybe_warn_unused_local_typedefs,
7066         and free cfun->language.
7067         (c_push_function_context): Allocate cfun->language here only if needed.
7068         (c_pop_function_context): Likewise, mark cfun->language
7069         for collection only when it should be done.
7070         * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
7071         * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
7072         maybe_record_local_typedef_use.
7073         * doc/invoke.texi: Update documentation for
7074         -Wunused-local-typedefs.
7075
7076 2011-09-08  Enkovich Ilya  <ilya.enkovich@intel.com>
7077
7078         * config/i386/i386-protos.h (ix86_lea_outperforms): New.
7079         (ix86_avoid_lea_for_add): Likewise.
7080         (ix86_avoid_lea_for_addr): Likewise.
7081         (ix86_split_lea_for_addr): Likewise.
7082
7083         * config/i386/i386.c (LEA_MAX_STALL): New.
7084         (increase_distance): Likewise.
7085         (insn_defines_reg): Likewise.
7086         (insn_uses_reg_mem): Likewise.
7087         (distance_non_agu_define_in_bb): Likewise.
7088         (distance_agu_use_in_bb): Likewise.
7089         (ix86_lea_outperforms): Likewise.
7090         (ix86_ok_to_clobber_flags): Likewise.
7091         (ix86_avoid_lea_for_add): Likewise.
7092         (ix86_avoid_lea_for_addr): Likewise.
7093         (ix86_split_lea_for_addr): Likewise.
7094         (distance_non_agu_define): Search in pred BBs added.
7095         (distance_agu_use): Search in succ BBs added.
7096         (IX86_LEA_PRIORITY): Value changed from 2 to 0.
7097         (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
7098         (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
7099
7100         * config/i386/i386.md: Split added to transform non destructive
7101         add into move and add.
7102         (lea_1): transformed into insn_and_split to avoid AGU stalls.
7103         (lea<mode>_2): Likewise.
7104
7105 2011-09-08  Martin Jambor  <mjambor@suse.cz>
7106
7107         PR tree-optimization/50287
7108         * ipa-split.c (split_function): Do not create SSA names for
7109         non-gimple-registers.
7110
7111 2011-09-08  Richard Guenther  <rguenther@suse.de>
7112
7113         PR tree-optimization/19831
7114         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
7115         skip builtins with vdefs that do not really store something.
7116         (propagate_necessity): For calls to free that we can associate
7117         with an allocation function do not mark the freed pointer
7118         definition necessary.
7119         (eliminate_unnecessary_stmts): Remove a call to free if
7120         the associated call to an allocation function is not necessary.
7121
7122 2011-09-08  Richard Guenther  <rguenther@suse.de>
7123
7124         PR tree-optimization/19831
7125         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
7126         allocation functions as necessary.
7127
7128 2011-09-08  Iain Sandoe  <iains@gcc.gnu.org>
7129
7130         * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
7131         cut from ...
7132         (darwin_default_min_version): Amended to provide defaults
7133         for the cross directory case.
7134         (darwin_driver_init): call darwin_default_min_version unconditionally.
7135         * config/darwin.h (DEF_MIN_OSX_VERSION): New.
7136         * config/darwin9.h: Likewise.
7137         * config/darwin10.h: Likewise.
7138         * config/rs6000/darwin7.h: Likewise.
7139
7140 2011-09-08  Jakub Jelinek  <jakub@redhat.com>
7141
7142         PR target/50310
7143         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
7144         code early if TARGET_AVX.
7145         (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
7146
7147 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7148
7149         * config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
7150         duplicates.
7151
7152         PR target/50310
7153         * config/i386/sse.md (*andnot<mode>3, *<code><mode>3): Fix up
7154         "mode" attribute computation.
7155
7156 2011-09-07  Bernd Schmidt  <bernds@codesourcery.com>
7157
7158         * regrename.c (struct du_head): Make nregs signed.
7159         (closed_chains): Remove.
7160         (create_new_chain): Return the new chain.
7161         (chain_from_id): New static function.
7162         (dump_def_use_chain): Change argument to be an int, indicating
7163         the first ID to print.  All callers changed.
7164         (merge_overlapping_regs): Use chain_from_id.  Assert that
7165         chains don't conflict with themselves.
7166         (rename_chains): Take no argument.  Iterate over id_to_chain
7167         rather to find chains to rename.  Clear tick before the main loop.
7168         (struct incoming_reg_info): New struct.
7169         (struct bb_rename_info): New struct.
7170         (init_rename_info, set_incoming_from_chain, merge_chains): New
7171         static functions.
7172         (regrename_analyze): New static function, broken out of
7173         regrename_optimize.  Record and make use of open chain information
7174         at basic block boundaries, and merge chains where possible.
7175         (scan_rtx_reg): Make this_nregs signed.  Don't update
7176         closed_chains.
7177         (build_def_use): Return a bool to indicate success.  All callers
7178         changed.  Don't initialize global data here.
7179         (regrename_optimize): Move most code out of here into
7180         regrename_analyze.
7181         * regs.h (add_range_to_hard_reg_set, remove_range_from_hard_reg_set,
7182         range_overlaps_hard_reg_set_p, range_in_hard_reg_set_p): New
7183         static inline functions.
7184         * vec.h (FOR_EACH_VEC_ELT_FROM): New macro.
7185
7186         * bb-reorder.c (insert_section_boundary_note): Don't check
7187         optimize_function_for_speed_p.
7188         (gate_handle_partition_blocks): Do it here instead.
7189         (gate_handle_reorder_blocks): Move preliminary checks here ...
7190         (rest_of_handle_reorder_blocks): ... from here.
7191
7192 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7193
7194         PR middle-end/50301
7195         * ipa-cp.c (find_more_values_for_callers_subset): Check jump
7196         function index bounds.
7197         (perhaps_add_new_callers): Likewise.
7198
7199 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7200
7201         PR tree-optimization/49911
7202         * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
7203         enumerations to the corresponding plain integer type.
7204
7205 2011-09-07  Richard Guenther  <rguenther@suse.de>
7206
7207         PR tree-optimization/50319
7208         * tree-if-conv.c (set_bb_predicate): Assert we only set
7209         canonical predicates.
7210         (add_to_predicate_list): Simplify.  Allow TRUTH_NOT_EXPR
7211         around canonical predicates.
7212         (predicate_bbs): Do not re-gimplify already canonical
7213         predicates.  Properly unshare them though.
7214         (find_phi_replacement_condition): Simplify.
7215
7216 2011-09-07  Richard Sandiford  <richard.sandiford@linaro.org>
7217
7218         PR target/49030
7219         * config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
7220         * config/arm/arm.c (maybe_get_arm_condition_code): New function,
7221         reusing the old code from get_arm_condition_code.  Return ARM_NV
7222         for invalid comparison codes.
7223         (get_arm_condition_code): Redefine in terms of
7224         maybe_get_arm_condition_code.
7225         * config/arm/predicates.md (arm_comparison_operator): Use
7226         maybe_get_arm_condition_code.
7227
7228 2011-09-07  Richard Guenther  <rguenther@suse.de>
7229
7230         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7231         Canonicalize negated predicates by swapping edges.
7232         (forward_propagate_into_cond): Likewise.
7233
7234 2011-09-07  Richard Guenther  <rguenther@suse.de>
7235
7236         PR tree-optimization/50213
7237         * tree-flow.h (simple_iv_increment_p): Declare.
7238         * tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
7239         POINTER_PLUS_EXPR.
7240         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
7241         not propagate simple IV counter increments.
7242
7243 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
7244             Iain Sandoe  <iains@gcc.gnu.org>
7245
7246         * config/rs6000/rs6000.c (compute_save_world_info): Test
7247         cfun->has_nonlocal_label to determine if the out-of-line save
7248         world call may be used.
7249
7250 2011-09-07  Nick Clifton  <nickc@redhat.com>
7251
7252         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
7253         label on the parallel part of the insn.
7254
7255 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7256
7257         PR debug/50191
7258         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
7259         avoid_constant_pool_reference first instead of last.
7260
7261 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
7262
7263         * doc/configfiles.texi (Configuration Files): Update documentation
7264         about tm_p.h and remove FIXME comment.
7265
7266 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
7267
7268         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
7269         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
7270
7271 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
7272
7273         * config/darwin10.h Remove duplicate LIB_SPEC.
7274
7275 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
7276
7277         PR middle-end/44382
7278         * target.def (reassociation_width): New hook.
7279
7280         * doc/tm.texi.in (reassociation_width): Likewise.
7281
7282         * doc/tm.texi (reassociation_width): Likewise.
7283
7284         * doc/invoke.texi (tree-reassoc-width): New param documented.
7285
7286         * hooks.h (hook_int_uint_mode_1): New default hook.
7287
7288         * hooks.c (hook_int_uint_mode_1): Likewise.
7289
7290         * config/i386/i386.h (ix86_tune_indices): Add
7291         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7292
7293         (TARGET_REASSOC_INT_TO_PARALLEL): New.
7294         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
7295
7296         * config/i386/i386.c (initial_ix86_tune_features): Add
7297         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7298
7299         (ix86_reassociation_width): New function.
7300
7301         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
7302
7303         * tree-ssa-reassoc.c (get_required_cycles): New function.
7304         (get_reassociation_width): Likewise.
7305         (swap_ops_for_binary_stmt): Likewise.
7306         (rewrite_expr_tree_parallel): Likewise.
7307
7308         (rewrite_expr_tree): Refactored.  Part of code moved into
7309         swap_ops_for_binary_stmt.
7310
7311         (reassociate_bb): Now checks reassociation width to be used and
7312         call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
7313
7314 2011-09-06  Richard Guenther  <rguenther@suse.de>
7315
7316         PR tree-optimization/47025
7317         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
7318         uses nothing.
7319         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
7320         BUILT_IN_FREE.
7321         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
7322         definitely points to.
7323         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7324         BUILT_IN_VA_START doesn't let its va_list argument escape.
7325         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
7326         not make any previous stores necessary.
7327
7328 2011-09-06  Martin Jambor  <mjambor@suse.cz>
7329
7330         * ipa-inline.h (struct inline_summary): Move versionable flag...
7331         * cgraph.h (struct cgraph_local_info): ...here
7332         * ipa-cp.c (determine_versionability): Use the new versionable flag.
7333         (determine_versionability): Likewise.
7334         (ipcp_versionable_function_p): Likewise.
7335         (ipcp_generate_summary): Likewise.
7336         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
7337         versionable flag.
7338         (compute_inline_parameters): Do not clear the versionable flag.
7339         (inline_read_section): Do not stream the versionable flag.
7340         (inline_write_summary): Likewise.
7341         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
7342         (input_overwrite_node): Likewise.
7343
7344 2011-09-06  Richard Guenther  <rguenther@suse.de>
7345
7346         PR tree-optimization/48149
7347         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
7348         (vn_valueize): Move earlier.
7349         (valueize_expr): Use vn_valueize.
7350         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
7351         operands.
7352         (simplify_unary_expression): Simplify.
7353
7354 2011-09-06  Richard Guenther  <rguenther@suse.de>
7355
7356         PR tree-optimization/48317
7357         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
7358         trailing array.
7359         (sizeof_vn_nary_op): New inline function.
7360         (vn_nary_op_lookup_pieces): Adjust.
7361         (vn_nary_op_insert_pieces): Likewise.
7362         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
7363         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
7364         any number of operands.
7365         (vn_nary_length_from_stmt): New function.
7366         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
7367         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
7368         sized temporary.
7369         (vn_nary_op_lookup): Likewise.
7370         (vn_nary_op_lookup_stmt): Likewise.
7371         (vn_nary_op_insert_into): Likewise.
7372         (vn_nary_op_insert_stmt): Likewise.
7373         (visit_use): Handle CONSTRUCTOR as nary.
7374         * tree-ssa-pre.c (phi_translate_1): Adjust.
7375         (create_expression_by_pieces): Likewise.
7376         (compute_avail): Likewise.
7377
7378 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
7379
7380          * config/arm/arm.c (arm_preferred_simd_mode): Check
7381         TARGET_NEON_VECTORIZE_DOUBLE instead of
7382         TARGET_NEON_VECTORIZE_QUAD.
7383         (arm_autovectorize_vector_sizes): Likewise.
7384         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
7385         mask of mvectorize-with-neon-double.  Add RejectNegative.
7386         (mvectorize-with-neon-double): New.
7387
7388 2011-09-06  Richard Guenther  <rguenther@suse.de>
7389
7390         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
7391
7392 2011-09-06  Tom de Vries  <tom@codesourcery.com>
7393
7394         * recog.c (asm_labels_ok): New function.
7395         (check_asm_operands): Use asm_labels_ok.
7396
7397 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7398
7399         PR target/49606
7400         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
7401         (PMODE_INSN): New macro.
7402         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
7403         (mips_got_load, mips_expand_synci_loop): Likewise.
7404         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
7405         cprestore patterns.
7406         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
7407         copygp_mips16 patterns.
7408         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
7409         and use_cprestore patterns.
7410         (mips_override_options): Check for incompatible -mabi and -mlong
7411         combinations.
7412         * config/mips/mips.md (unspec_got<mode>): Rename to...
7413         (unspec_got_<mode>): ...this.
7414         (copygp_mips16): Use the Pmode iterator.
7415         (potential_cprestore, cprestore, use_cprestore): Likewise.
7416         (clear_cache, indirect_jump): Use PMODE_INSN.
7417         (indirect_jump<mode>): Rename to...
7418         (indirect_jump_<mode>): ...this.
7419         (tablejump): Use PMODE_INSN.
7420         (tablejump<mode>): Rename to...
7421         (tablejump_<mode>): ...this.
7422         (exception_receiver): Handle restore_gp_si and restore_gp_di.
7423         (restore_gp): Use the Pmode iterator.
7424         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
7425         PMODE_INSN.
7426
7427 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7428
7429         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
7430         Fix the type of the BIT_AND_EXPR.
7431
7432 2011-09-05  David S. Miller  <davem@davemloft.net>
7433
7434         * config.host: Add driver-sparc.o and sparc/x-sparc on
7435         native sparc*-*-linux* builds.
7436         * config/sparc/driver-sparc.c: Correct Linux strings.
7437         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
7438         * config/sparc/linux64.h: Likewise.
7439         * doc/invoke.texi: Document that Linux also supports
7440         -mcpu=native and -mtune=native on sparc.
7441
7442         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
7443         PROCESSOR_NIAGARA4): New.
7444         * config/sparc/sparc.opt: Handle new processor types.
7445         * config/sparc/sparc.md: Add to "cpu" attribute.
7446         * config/sparc/sparc.h (TARGET_CPU_niagara3,
7447         TARGET_CPU_niagara4): New, treat as niagara2.
7448         * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
7449         * config/sparc/sol2.h: Likewise.
7450         * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
7451         * config/sparc/sparc.c (sparc_option_override): Add
7452         niagara3 and niagara4 handling.
7453         (sparc32_initialize_trampoline): Likewise.
7454         (sparc64_initialize_trampoline): Likewise.
7455         (sparc_use_sched_lookahead): Likewise.
7456         (sparc_issue_rate): Likewise.
7457         (sparc_register_move_cost): Likewise.
7458         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
7459         and niagara4 as appropriate.
7460         * doc/invoke.texi: Document new processor types.
7461         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
7462         and --with-tune options.
7463
7464         * config/sparc/sol2-64.h: Move ...
7465         * config/sparc/default-64.h: ... to here.  Update comment.
7466         * config.gcc: Update Solaris sparc to use default-64.h, also
7467         prefix this header into the list on sparc64-*-linux.
7468         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
7469         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
7470         to MASK_HARD_QUAD.
7471
7472 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7473
7474         PR target/50289
7475         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
7476         that contain global register variable.
7477
7478 2011-09-05  Richard Guenther  <rguenther@suse.de>
7479
7480         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
7481
7482 2011-09-05  Richard Guenther  <rguenther@suse.de>
7483
7484         * stor-layout.c (layout_type): Use size_binop for array size
7485         calculations.
7486
7487 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7488
7489         * config/avr/avr.h (progmem_section): Remove Declaration.
7490         * config/avr/avr.c (progmem_section): Make static and rename to
7491         progmem_swtable_section.
7492         (avr_output_addr_vec_elt): No need to switch sections.
7493         (avr_asm_init_sections): Use output_section_asm_op as section
7494         callback for progmem_swtable_section.
7495         (avr_output_progmem_section_asm_op): Remove Function.
7496         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
7497         (avr_asm_function_rodata_section): New static Function.
7498         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
7499         alignment 2**1 for jump tables.
7500
7501 2011-09-04  Jan Hubicka  <jh@suse.cz>
7502
7503         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
7504         parameter is SSA name.
7505
7506 2011-09-04  Richard Guenther  <rguenther@suse.de>
7507
7508         Revert
7509         2011-08-31  Richard Guenther  <rguenther@suse.de>
7510
7511         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
7512         special-casing.
7513
7514 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
7515
7516         PR debug/49901
7517         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
7518
7519 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
7520             Ira Rosen  <ira.rosen@linaro.org>
7521
7522         PR tree-optimization/50208
7523         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
7524         argument.  Check that def_stmt is inside the loop.
7525         (vect_recog_widen_mult_pattern): Update calls to
7526         vect_handle_widen_mult_by_cons.
7527         (vect_operation_fits_smaller_type): Check that def_stmt is
7528         inside the loop.
7529
7530 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
7531
7532         * tree-vectorizer.c (vect_print_dump_info): Print line
7533         number when dumping to a file.
7534         (vectorize_loops): Add new messages to dump file.
7535
7536 2011-09-03  Martin Jambor  <mjambor@suse.cz>
7537
7538         * ipa-prop.h (ipa_jump_func_t): New typedef.
7539         (struct ipa_edge_args): Removed field argument_count, field
7540         jump_functions turned into a vector.
7541         (ipa_set_cs_argument_count): Removed.
7542         (ipa_get_cs_argument_count): Updated to work on vectors.
7543         (ipa_get_ith_jump_func): Likewise.
7544         * ipa-prop.c (ipa_count_arguments): Removed.
7545         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
7546         jump functions.  Update caller.
7547         (compute_pass_through_member_ptrs): Likewise.
7548         (compute_cst_member_ptr_arguments): Likewise.
7549         (ipa_compute_jump_functions_for_edge): Get number of arguments from
7550         the statement, allocate vector.
7551         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
7552         (duplicate_ipa_jump_func_array): Removed.
7553         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
7554         (ipa_read_node_info): Allocate vector.
7555
7556 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7557
7558         PR middle-end/50232
7559         * config/pa/pa.md (return): Define "return" insn pattern.
7560         (epilogue): Use it when no epilogue is needed.
7561         * config/pa/pa.c (pa_can_use_return_insn): New function.
7562         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
7563
7564 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
7565
7566         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
7567         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
7568         Force at least BITS_PER_UNIT alignment on the new variable.
7569
7570 2011-09-02  Gary Funck <gary@intrepid.com>
7571
7572         * opts.c (print_specific_help): Fix off-by-one compare in
7573         assertion check.
7574         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7575         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
7576         Increase by +5 to allow for more languages.
7577         * optc-gen.awk: Generate #if that ensures that the number of
7578         languages is within the implementation-defined limit.
7579
7580 2011-09-02  Michael Matz  <matz@suse.de>
7581
7582         PR middle-end/50260
7583         * ipa-split.c (split_function): Call add_referenced_var.
7584
7585         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
7586         (cond_if_else_store_replacement_1): Ditto.
7587         * tree-ssa-pre.c (get_representative_for): Ditto.
7588         (create_expression_by_pieces): Ditto.
7589         (insert_into_preds_of_block): Ditto.
7590         * tree-sra.c (create_access_replacement): Ditto.
7591         (get_replaced_param_substitute): Ditto.
7592
7593 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
7594
7595         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
7596         automata_options.
7597         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
7598         (l1w, s1w, l2w, s2w): Define in the main automaton.
7599         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
7600         units.
7601         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
7602         (c6x_unit_names): Add the new units.
7603         (c6x_unit_codes): New static array.
7604         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
7605         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
7606         UNIT_QID_SIDE_OFFSET): New macros.
7607         (RESERVATION_S2): Adjust value.
7608         (c6x_option_override): Compute c6x_unit_codes.
7609         (assign_reservations): Take the unit_mask of the last instruction
7610         into account.  Detect floating point reservations by looking for
7611         the new units.  Don't assign reservations if the field is already
7612         nonzero.
7613         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
7614         (init_sched_state): Initialize it.
7615         (c6x_clear_sched_context): Free it.
7616         (insn_set_clock): Clear reservation.
7617         (prev_cycle_state): New static variable.
7618         (c6x_init_sched_context): Save it.
7619         (c6x_sched_init): Allocate space for it and clear it.
7620         (c6x_sched_dfa_pre_cycle_insn): New static function.
7621         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
7622         (c6x_variable_issue): Only record units in the unit_mask that
7623         were not set at the start of the cycle.
7624         (c6x_variable_issue): Compute and store the unit_mask from the
7625         current state.
7626         (reorg_split_calls): Ensure the new information remains correct.
7627         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7628         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
7629         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
7630         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
7631         Add special reservations.
7632         * config/c6x/c6x-sched.md: Regenerate.
7633
7634 2011-09-02  Martin Jambor  <mjambor@suse.cz>
7635
7636         * ipa-prop.h (ipa_node_params): Removed fields
7637         called_with_var_arguments and node_versionable.
7638         (ipa_set_called_with_variable_arg): Removed.
7639         (ipa_is_called_with_var_arguments): Likewise.
7640         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
7641         (determine_versionability): Do not check for type attributes and va
7642         builtins.  Record versionability into inline summary.
7643         (initialize_node_lattices): Do not check
7644         ipa_is_called_with_var_arguments.
7645         (propagate_constants_accross_call): Likewise, ignore arguments we do
7646         not have PARM_DECLs for, set variable flag for parameters that were
7647         not passed a value.
7648         (create_specialized_node): Dump info that we cannot change signature.
7649         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
7650         number of arguments.
7651         (ipa_make_edge_direct_to_target): Likewise.
7652         (ipa_update_after_lto_read): Likewise.
7653         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
7654         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
7655         they were remapped.
7656
7657 2011-09-02  Richard Guenther  <rguenther@suse.de>
7658
7659         PR tree-optimization/27460
7660         PR middle-end/29269
7661         * doc/md.texi (vcond): Document.
7662         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
7663         optab with two modes.
7664         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
7665         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
7666         (vcond_optab): Adjust.
7667         (vcondu_optab): Likewise.
7668         (expand_vec_cond_expr_p): Adjust prototype.
7669         * optabs.c (get_vcond_icode): Adjust.
7670         (expand_vec_cond_expr_p): Likewise.
7671         (expand_vec_cond_expr): Likewise.
7672         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
7673         vector type.
7674         (vectorizable_condition): Allow differing types for comparison
7675         and result.
7676         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
7677         for the comparison.
7678         * config/i386/sse.md (vcond<mode>): Split to
7679         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
7680         vcond<V_128:mode><VI124_128:mode> and
7681         vcondu<V_128:mode><VI124_128:mode>.
7682         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
7683         (vconduv2di): Likewise.
7684         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
7685         (vcondu<mode>): Likewise.
7686         * config/ia64/vect.md (vcond<mode>): Likewise.
7687         (vcondu<mode>): Likewise.
7688         (vcondv2sf): Likewise.
7689         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
7690         * config/rs6000/paired.md (vcondv2sf): Likewise.
7691         * config/rs6000/vector.md (vcond<mode>): Likewise.
7692         (vcondu<mode>): Likewise.
7693         * config/spu/spu.md (vcond<mode>): Likewise.
7694         (vcondu<mode>): Likewise.
7695
7696 2011-09-02  Richard Guenther  <rguenther@suse.de>
7697
7698         * pretty-print.h (pp_unsigned_wide_integer): New.
7699         * tree-pretty-print.c (dump_generic_node): Print unsigned
7700         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
7701
7702 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
7703
7704         PR target/49987
7705         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
7706         valid CONST_VECTOR operands.
7707         (rs6000_expand_vector_init): Likewise.
7708
7709 2011-09-02  Martin Jambor  <mjambor@suse.cz>
7710
7711         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
7712         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
7713         BINFO_VTABLE.  Parameter delta removed, all callers updated.
7714         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
7715         BINFO_VTABLE.
7716         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
7717         all calls.
7718         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
7719         handling of thunk_delta.
7720         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
7721         (devirtualization_time_bonus): Do not handle thunk deltas.
7722         (ipcp_discover_new_direct_edges): Likewise.
7723         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7724         (try_make_edge_direct_simple_call): Likewise.
7725         (try_make_edge_direct_virtual_call): Likewise.
7726         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
7727         parameter set as unused.
7728         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
7729         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
7730         parameter set as unused.
7731         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
7732         (input_edge_opt_summary): Likewise.
7733         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
7734         BINFO_VIRTUALS at all.
7735         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
7736
7737 2011-09-02  Richard Guenther  <rguenther@suse.de>
7738
7739         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
7740         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
7741
7742 2011-08-31  Richard Guenther  <rguenther@suse.de>
7743
7744         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
7745         handling here, from ...
7746         (expand_expr_real_1): ... here.
7747         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
7748         and VEC_COND_EXPR.
7749         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
7750         a GIMPLE_TERNARY_RHS.
7751         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
7752         and VEC_COND_EXPR here ...
7753         (verify_gimple_assign_single): ... not here.
7754         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
7755         * tree-object-size.c (cond_expr_object_size): Adjust.
7756         (collect_object_sizes_for): Likewise.
7757         * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
7758         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
7759         (ssa_forward_propagate_and_combine): Adjust.
7760         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
7761         as ternary.
7762         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
7763         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
7764         * tree-vect-stmt.c (vectorizable_condition): Likewise.
7765         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
7766         (extract_range_from_assignment): Likewise.
7767
7768 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
7769
7770         * config/i386/i386.md: Use (match_test ...) for attribute tests.
7771         * config/i386/mmx.md: Likewise.
7772         * config/i386/sse.md: Likewise.
7773         * config/i386/predicates.md (call_insn_operand): Use
7774         (not (match_test "...")) instead of (match_test "!...")
7775         * config/i386/constraints.md (w): Likewise.
7776
7777 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
7778
7779         * doc/md.texi: Describe the use of match_tests in attribute tests.
7780         * rtl.def (MATCH_TEST): Update commentary.
7781         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
7782         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
7783
7784 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
7785
7786         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
7787         (attr_string): Use copy_md_ptr_loc.
7788
7789 2011-08-31  Martin Jambor  <mjambor@suse.cz>
7790
7791         PR middle-end/49886
7792         * ipa-inline-analysis.c (compute_inline_parameters): Set
7793         can_change_signature of noes with typde attributes.
7794         * ipa-split.c (split_function): Do not skip any arguments if
7795         can_change_signature is set.
7796
7797 2011-08-31  Martin Jambor  <mjambor@suse.cz>
7798
7799         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
7800         check removed.
7801
7802 2011-08-31  Richard Guenther  <rguenther@suse.de>
7803
7804         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
7805         special-casing.
7806
7807 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
7808
7809         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
7810
7811 2011-08-31  Tom de Vries  <tom@codesourcery.com>
7812
7813         PR middle-end/43513
7814         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
7815         * tree-ssa-ccp.c (params.h): Include.
7816         (fold_builtin_alloca_for_var): New function.
7817         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
7818
7819 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
7820
7821         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7822         Handle FMA option.
7823
7824 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
7825
7826         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
7827         b3 and b4 unsigned.
7828
7829 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
7830
7831         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
7832         when code is SET.
7833
7834 2011-08-30  Richard Guenther  <rguenther@suse.de>
7835
7836         PR middle-end/48571
7837         * gimple.h (maybe_fold_offset_to_address): Remove.
7838         (maybe_fold_offset_to_reference): Likewise.
7839         (maybe_fold_stmt_addition): Likewise.
7840         (may_propagate_address_into_dereference): Likewise.
7841         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
7842         array references.
7843         * gimple-fold.c (canonicalize_constructor_val): Likewise.
7844         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
7845         addresses instead.
7846         (may_propagate_address_into_dereference): Remove.
7847         (maybe_fold_offset_to_array_ref): Likewise.
7848         (maybe_fold_offset_to_reference): Likewise.
7849         (maybe_fold_offset_to_address): Likewise.
7850         (maybe_fold_stmt_addition): Likewise.
7851         (fold_gimple_assign): Do not reconstruct array references but
7852         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
7853         MEM_REF addresses.
7854         (gimple_fold_stmt_to_constant_1): Likewise.
7855         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7856         * gimplify.c (gimplify_conversion): Likewise.
7857         (gimplify_expr): Likewise.
7858
7859 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
7860
7861         * config/i386/fmaintrin.h: New.
7862         * config.gcc: Add fmaintrin.h.
7863         * config/i386/i386.c
7864         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
7865         <IX86_BUILTIN_VFMADDSD3>: Likewise.
7866         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
7867         (*fmai_fmadd_<mode>): Likewise.
7868         (*fmai_fmsub_<mode>): Likewise.
7869         (*fmai_fnmadd_<mode>): Likewise.
7870         (*fmai_fnmsub_<mode>): Likewise.
7871         * config/i386/immintrin.h: Add fmaintrin.h.
7872
7873 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
7874
7875         * genautomata.c (NO_COMB_OPTION): New macro.
7876         (no_comb_flag): New static variable.
7877         (gen_automata_option): Handle NO_COMB_OPTION.
7878         (comb_vect_p): False if no_comb_flag.
7879         (add_vect): Move computation of min/max values.  Return early if
7880         no_comb_flag.
7881         * doc/md.texi (automata_option): Document no-comb-vect.
7882
7883         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
7884         "__x86.get_pc_thunk".
7885
7886         * bb-reorder.c (insert_section_boundary_note): Only do it if
7887         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
7888
7889 2011-08-30  Christian Bruel  <christian.bruel@st.com>
7890
7891         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
7892         flag_profile_use.
7893
7894 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
7895
7896         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
7897         to off.  Document switch.
7898         * doc/invoke.texi (-msave-toc-indirect): Ditto.
7899
7900 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
7901
7902         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
7903         conditionals and comments inside macro arguments.
7904
7905 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
7906             Richard Guenther  <rguenther@suse.de>
7907
7908         * tree.h (constant_boolean_node): Adjust prototype.
7909         * fold-const.c (fold_convert_loc): Move aggregate conversion
7910         leeway down.
7911         (constant_boolean_node): Make value parameter boolean, add
7912         vector type handling.
7913         (fold_unary_loc): Use constant_boolean_node.
7914         (fold_binary_loc): Preserve types properly when folding
7915         COMPLEX_EXPR <__real x, __imag x>.
7916         * gimplify.c (gimplify_expr): Handle vector comparison.
7917         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
7918         comparison.
7919         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
7920         comparisons.
7921
7922 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
7923
7924         PR middle-end/48722
7925         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
7926         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
7927         (verify_rtl_sharing): Likewise and verify_rtx_sharing
7928         in there too.
7929         (unshare_all_rtl_in_chain): For CALL_INSNs
7930         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
7931
7932 2011-08-29  Richard Guenther  <rguenther@suse.de>
7933
7934         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
7935         on the built ADDR_EXPR.
7936
7937 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
7938
7939         PR debug/50215
7940         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
7941         before adding ENTRY_VALUE to val->locs.
7942
7943 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
7944
7945         PR bootstrap/50218
7946         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
7947         comp.
7948
7949 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
7950
7951         * doc/rtl.texi (simple_return): Document.
7952         (parallel, PATTERN): Here too.
7953         * doc/md.texi (return): Mention it's allowed to expand to simple_return
7954         in some cases.
7955         (simple_return): Document standard pattern.
7956         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
7957         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
7958         * reorg.c (function_return_label, function_simple_return_label):
7959         New static variables, replacing...
7960         (end_of_function_label): ... this.
7961         (simplejump_or_return_p): New static function.
7962         (optimize_skip, steal_delay_list_from_fallthrough,
7963         fill_slots_from_thread): Use it.
7964         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
7965         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
7966         (find_end_label): Take a new arg which is one of the two return
7967         rtxs.  Depending on which, set either function_return_label or
7968         function_simple_return_label.  All callers changed.
7969         (make_return_insns): Make both kinds.
7970         (dbr_schedule): Adjust for two kinds of end labels.
7971         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
7972         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
7973         (gen_expand, gen_split): Use ANY_RETURN_P.
7974         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
7975         * rtl.def (SIMPLE_RETURN): New code.
7976         * ifcvt.c (find_if_case_1): Be more careful about
7977         redirecting jumps to the EXIT_BLOCK.
7978         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
7979         returnjump_p_1): Handle SIMPLE_RETURNs.
7980         * print-rtl.c (print_rtx): Likewise.
7981         * rtl.c (copy_rtx): Likewise.
7982         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
7983         * combine.c (simplify_set): Likewise.
7984         * resource.c (find_dead_or_set_registers, mark_set_resources):
7985         Likewise.
7986         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
7987         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
7988         (init_emit_regs): Initialize simple_return_rtx.
7989         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
7990         force_nonfallthru_and_redirect.
7991         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
7992         (GR_SIMPLE_RETURN): New enum value.
7993         (simple_return_rtx): New macro.
7994         * basic-block.h (force_nonfallthru_and_redirect): Adjust
7995         declaration.
7996         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
7997         argument.  All callers changed.  Be careful about what kinds of
7998         returnjumps to generate.
7999         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
8000         ix86_pad_short_function): Likewise.
8001         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
8002         of return.
8003         * config/mips/mips.md (any_return): New code_iterator.
8004         (optab): Add cases for return and simple_return.
8005         (return): Expand to a simple_return.
8006         (simple_return): New pattern.
8007         (*<optab>, *<optab>_internal for any_return): New patterns.
8008         (return_internal): Remove.
8009         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
8010         a simple_return_internal.
8011
8012 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8013
8014         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
8015         (vec_extract_lo_<mode>): Prevent both operands in memory.
8016         (vec_extract_lo_v16hi): Ditto.
8017         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
8018
8019 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8020
8021         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
8022         (*sse2_mulv4si3): Ditto.
8023         (mulv2di3): Ditto.
8024         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
8025         notes to REG_EQUAL.
8026
8027 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8028
8029         PR target/50202
8030         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
8031         when all outputs are unused.
8032         (sse4_2_pcmpistr): Ditto.
8033
8034 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8035
8036         * config/i386/i386.md (round<mode>2): New expander.
8037         * config/i386/i386.c (enum ix86_builtins): Add
8038         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
8039         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
8040         descriptions.
8041         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
8042         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
8043
8044 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8045
8046         PR middle-end/50083
8047         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
8048         only when TARGET_C99_FUNCTIONS.
8049         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
8050         <BUILT_IN_RINT{,F,L}>: Ditto.
8051
8052 2011-08-26  Michael Matz  <matz@suse.de>
8053             Jakub Jelinek  <jakub@redhat.com>
8054
8055         PR lto/50165
8056         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
8057         don't call strlen twice, use memcpy.
8058
8059 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
8060
8061         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
8062         * config/i386/bmiintrin.h: Likewise.
8063         * config/i386/lzcntintrin.h: Likewise.
8064
8065         * config/i386/immintrin.h: Include <lzcntintrin.h>,
8066         <bmiintrin.h> and <bmi2intrin.h>.
8067
8068 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8069
8070         PR target/50166
8071         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
8072         * configure: Regenerate.
8073
8074 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8075
8076         PR c/50179
8077         * c-typeck.c (c_process_expr_stmt): Skip over nops and
8078         call mark_exp_read even if exprv is ADDR_EXPR.
8079
8080 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
8081
8082         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
8083         to df_set_dead_notes_for_mw.
8084
8085 2011-08-26  Richard Guenther  <rguenther@suse.de>
8086
8087         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
8088
8089 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
8090             Tom de Vries  <tom@codesourcery.com>
8091
8092         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
8093         (struct ivopts_data): Add loop_single_exit_p field.
8094         (niter_for_exit): Change parameter desc_p into return value.  Return
8095         desc if desc->may_be_zero.  Free desc if unused.
8096         (niter_for_single_dom_exit): Change return type.
8097         (find_induction_variables): Handle changed return type of
8098         niter_for_single_dom_exit.  Dump may_be_zero.
8099         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
8100         (set_use_iv_cost): Add and handle comp parameter.
8101         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
8102         comp argument to set_use_iv_cost.
8103         (strip_wrap_conserving_type_conversions, expr_equal_p)
8104         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
8105         (may_eliminate_iv): Add comp parameter.  Handle new return type of
8106         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
8107         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
8108         and may_eliminate_iv.
8109         (rewrite_use_compare): Move call to iv_elimination_compare to ...
8110         (may_eliminate_iv): Here.
8111         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
8112
8113 2011-08-26  Tom de Vries  <tom@codesourcery.com>
8114
8115         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
8116         accessing TREE_TYPE.
8117
8118 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
8119
8120         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
8121         (*ior_scc_scc_cmp): Likewise
8122         (*and_scc_scc): Likewise.
8123         (*and_scc_scc_cmp): Likewise.
8124         (*and_scc_scc_nodom): Likewise.
8125         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
8126
8127 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8128
8129         * rtlanal.c (nonzero_bits1): Handle CLRSB.
8130
8131 2011-08-26  Richard Guenther  <rguenther@suse.de>
8132
8133         * expr.c (string_constant): Handle &MEM_REF.
8134
8135 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8136
8137         * config/arm/arm.c (struct four_ints): New type.
8138         (count_insns_for_constant): Delete function.
8139         (find_best_start): Delete function.
8140         (optimal_immediate_sequence): New function.
8141         (optimal_immediate_sequence_1): New function.
8142         (arm_gen_constant): Move constant splitting code to
8143         optimal_immediate_sequence.
8144         Rewrite constant negation/invertion code.
8145
8146 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8147
8148         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
8149         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
8150         Remove prototype. Remove static function type.
8151         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
8152         Add arch attribute.
8153         * config/arm/constraints.md (Pj, PJ): New constraints.
8154
8155 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8156
8157         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
8158         ("cortex_a9_multiply_long"): New and use above.  Handle all
8159         long multiply cases.
8160         ("cortex_a9_multiply"): Handle smmul and smmulr.
8161         ("cortex_a9_mac"): Handle smmla.
8162
8163 2011-08-25  Richard Henderson  <rth@redhat.com>
8164
8165         PR 50132
8166         PR 49864
8167         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
8168         non-constant stack adjutment.
8169         * expr.c (find_args_size_adjust): Break out from ...
8170         (fixup_args_size_notes): ... here.
8171         * rtl.h (find_args_size_adjust): Declare.
8172
8173 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
8174
8175         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
8176         sse4 and sse4_noavx.
8177         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
8178         (*pushdf_rex64): Change Y2 register constraint to x.
8179         (*movdf_internal_rex64): Ditto.
8180         (*zero_extendsidi2_rex64): Ditto.
8181         (*movdi_internal): Change Y2 register constraint to x
8182         and update "isa" attribute.
8183         (*pushdf): Ditto.
8184         (*movdf internal): Ditto.
8185         (zero_extendsidi2_1): Ditto.
8186         (*truncdfdf_mixed): Ditto.
8187         (*truncxfdf2_mixed): Ditto.
8188         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
8189         register constraint to x.
8190         (*movv2sf_internal_rex64): Ditto.
8191         (*mov<mode>_internal): Change Y2 register constraint to x
8192         and add "isa" attribute.
8193         (*movv2sf_internal): Ditto.
8194         (*vec_extractv2si_1): Ditto.
8195         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
8196         constraints to x and update "isa" attribute.
8197         (*vec_interleave_highv2df): Change Y3 registerconstraint
8198         to x and update "isa" attribute.
8199         (*vec_interleave_lowv2df): Ditto.
8200         (*vec_concatv2df): Change Y2 register constraint to x and
8201         update "isa" attribute.
8202         (sse2_loadld): Ditto.
8203         (*vec_extractv2di_1): Ditto.
8204         (*vec_dupv4si): Ditto.
8205         (*vec_dupv2di): Ditto.
8206         (*vec_concatv4si): Ditto.
8207         (vec_concatv2di): Ditto.
8208         * config/i386/constraints.md (Y2): Remove.
8209         (Y3): Ditto.
8210         (Y4): Ditto.
8211
8212 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8213
8214         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
8215         dump_def_use_chain): Don't declare.
8216         (mark_conflict, create_new_chain): Move before users.
8217         (regrename_optimize): Move to near end of file.
8218
8219 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8220
8221         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
8222         (secondary_input_reload_class): Remove Prototype.
8223         * config/avr/avr.c (byte_immediate_operand): Remove Function.
8224         * config/avr/avr.md (setmemhi): Use u8_operand.
8225         (strlenhi): Use const0_rtx for comparison.
8226         * config/avr/avr.h (avr_reg_order): Remove Declaration.
8227
8228 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8229
8230         * config/avr/avr.c (reg_class_tab): Make local to
8231         avr_regno_reg_class.  Return smallest register class available.
8232
8233 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8234
8235         * config/avr/avr.c (STR_PREFIX_P): New Define.
8236         (avr_asm_declare_function_name): Use it.
8237         (avr_asm_named_section): Use it.
8238         (avr_section_type_flags): Use it.
8239
8240 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8241
8242         * doc/md.texi (automata_option): Document collapse-ndfa.
8243         * genautomata.c (COLLAPSE_OPTION): New macro.
8244         (collapse_flag): New static variable.
8245         (struct description): New member normal_decls_num.
8246         (struct automaton): New members advance_ainsn and collapse_ainsn.
8247         (gen_automata_option): Check for COLLAPSE_OPTION.
8248         (collapse_ndfa_insn_decl): New static variable.
8249         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
8250         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
8251         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
8252         necessary.  Use normal_decls_num rather than decls_num, remove
8253         test for special decls.
8254         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
8255         (make_automaton); Likewise.  Use the new advance_cycle_insn member
8256         of struct automaton.
8257         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
8258         is set.
8259         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
8260         transition.  Create the necessary transitions for it.
8261         (create_ainsns): Return void.  Take an automaton_t argument, and
8262         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
8263         callers changed.
8264         (COLLAPSE_NDFA_VALUE_NAME): New macro.
8265         (output_tables): Output code to define it.
8266         (output_internal_insn_code_evaluation): Output code to accept
8267         const0_rtx as collapse-ndfa transition.
8268         (output_default_latencies, output_print_reservation_func,
8269         output_print_description): Reorganize loops to use normal_decls_num
8270         as loop bound; remove special case for advance_cycle_insn_decl.
8271         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
8272         (check_automata_insn_issues): Check for collapse_ainsn.
8273         (expand_automate): Allocate sufficient space.  Initialize
8274         normal_decls_num.
8275
8276 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8277
8278         * config/avr/avr.md: Fix indentation from r177991.
8279
8280 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8281
8282         * regrename.c (struct du_head): Remove member terminated.
8283         (create_new_chain): Don't initialize it.
8284         (scan_rtx_reg): Don't set or test it, test the open_chains_set
8285         bitmap instead.
8286         (tick, this_tick): New global variables, moved out of
8287         regrename_optimize.
8288         (current_id, open_chains, closed_chains, open_chains_set,
8289         live_in_chains, live_hard_regs): Reorder declarations.
8290         (dump_def_use_chain): Move function earlier in the file.
8291         (rename_chains): New static function, broken out of
8292         regrename_optimize.
8293         (regrename_optimize): Use it.  Remove #if 0'ed code.
8294
8295 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
8296
8297         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
8298
8299 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
8300
8301         PR target/50172
8302         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
8303
8304 2011-08-24  Richard Guenther  <rguenther@suse.de>
8305
8306         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
8307         ref in the basic-block case.  Move stripping array-refs
8308         to the place we create an access-function for it.  Remove
8309         bogus stripping down a MEM_REF to its base.
8310
8311 2011-08-24  Richard Guenther  <rguenther@suse.de>
8312
8313         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
8314         with -fno-strict-overflow.
8315
8316 2011-08-24  Richard Guenther  <rguenther@suse.de>
8317
8318         * tree-vectorizer.c (vect_print_dump_info): Avoid the
8319         file and location clutter when dumping to dump files.
8320
8321 2011-08-24  Simon Baldwin  <simonb@google.com>
8322
8323         * gengtype-state.c (write_state): Remove timestamped header line.
8324
8325 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8326
8327         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
8328         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
8329         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
8330         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
8331         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
8332         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
8333         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
8334         rules.
8335         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
8336
8337 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8338
8339         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
8340
8341 2011-08-24  Richard Guenther  <rguenther@suse.de>
8342
8343         PR tree-optimization/50067
8344         * tree-data-ref.c (dr_analyze_indices): Do not add an access
8345         function for a MEM_REF base that has no evolution in the loop
8346         nest or that is not analyzable.
8347
8348 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
8349
8350         * ira.c (ira_init_register_move_cost): Check small subclasses
8351         through ira_reg_class_max_nregs and ira_available_class_regs.
8352
8353 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8354
8355         * config/i386/constraints.md (Yp): New register constraint.
8356         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
8357         Yp register constraint.
8358         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
8359         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
8360         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
8361
8362 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8363
8364         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
8365
8366 2011-08-23  Mark Heffernan  <meheff@google.com>
8367
8368         PR middle-end/38509
8369         * common.opt (Wfree-nonheap-object): New option.
8370         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
8371         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
8372         to warning.
8373         (expand_builtin): Make warning conditional.
8374
8375 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8376
8377         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
8378         (length_immediate): Handle imulx, ishiftx and rotatex.
8379         (imm_disp): Ditto.
8380         (isa): Add bmi2.
8381         (enabled): Handle bmi2.
8382         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
8383         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
8384         (*bmi2_umulditi3_1): New insn pattern.
8385         (*bmi2_umulsidi3_1): Ditto.
8386         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
8387         (*bmi2_ashl<mode>3_1): New insn pattern.
8388         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
8389         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
8390         (*bmi2_ashlsi3_1_zext): New insn pattern.
8391         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
8392         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
8393         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
8394         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
8395         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
8396         flags dependency.
8397         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
8398         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
8399         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
8400         flags dependency.
8401         (*bmi2_rorx<mode>3_1): New insn pattern.
8402         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
8403         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
8404         (*rotatert<mode>3_1 splitter): Ditto.
8405         (*bmi2_rorxsi3_1_zext): New insn pattern.
8406         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
8407         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
8408         (*rotatertsi3_1_zext splitter): Ditto.
8409
8410 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8411
8412         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
8413         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
8414         (ix86_handle_option): Handle OPT_mbmi2 case.
8415         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
8416         (x86_64-*-*): Likewise.
8417         * config/i386/bmi2intrin.h: New file.
8418         * config/i386/cpuid.h (bit_BMI2): New.
8419         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
8420         BMI2 feature.
8421         * config/i386/i386-c.c (ix86_target_macros_internal):
8422         Conditionally define __BMI2__.
8423         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
8424         Handle BMI2 option.
8425         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
8426         (print_reg): New code.
8427         (ix86_print_operand): Likewise.
8428         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8429         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8430         IX86_BUILTIN_PEXT64.
8431         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8432         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8433         IX86_BUILTIN_PEXT64.
8434         * config/i386/i386.h (TARGET_BMI2): New.
8435         * config/i386/i386.md (UNSPEC_PDEP): New.
8436         (UNSPEC_PEXT): Likewise.
8437         (*bmi2_bzhi_<mode>3): Likewise.
8438         (*bmi2_pdep_<mode>3): Likewise.
8439         (*bmi2_pext_<mode>3): Likewise.
8440         * config/i386/i386.opt (mbmi2): New.
8441         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
8442         is defined.
8443         * doc/extend.texi: Document BMI2 built-in functions.
8444         * doc/invoke.texi: Document -mbmi2.
8445
8446 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
8447
8448         PR middle-end/50161
8449         * simplify-rtx.c (simplify_const_unary_operation): If
8450         op is CONST_INT, don't look at op_mode, but use instead mode.
8451         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
8452         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
8453         operation and TRUNCATE/ZERO_EXTEND if needed.
8454         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
8455         Document that operand mode must be same as operation mode,
8456         or VOIDmode.
8457         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
8458         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
8459         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
8460         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
8461         use the mode of operand for the operation and add truncate
8462         or zero_extend around if needed.
8463         * config/c6x/c6x.md (ctzdi2): Likewise.
8464         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
8465
8466 2011-08-12  Michael Matz  <matz@suse.de>
8467
8468         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
8469         (gimple_expand_cfg): Merge alignment info for coalesced pointer
8470         SSA names.
8471
8472 2011-08-23  Richard Guenther  <rguenther@suse.de>
8473
8474         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
8475         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
8476         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
8477         from ...
8478         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
8479         (mem_refs_may_alias_p): Adjust.
8480         * tree-data-ref.h (dr_may_alias_p): Adjust.
8481         * tree-data-ref.c: Include tree-affine.h.
8482         (dr_analyze_indices): Do nothing for the non-loop case.
8483         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
8484         more cases in the non-loop case.
8485         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
8486         calls to dr_may_alias_p.
8487         (write_alias_graph_to_ascii_ecc): Likewise.
8488         (write_alias_graph_to_ascii_dot): Likewise.
8489         (build_alias_set_optimal_p): Likewise.
8490
8491 2011-08-23  Richard Guenther  <rguenther@suse.de>
8492
8493         PR tree-optimization/50162
8494         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
8495
8496 2011-08-23  Richard Guenther  <rguenther@suse.de>
8497
8498         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
8499         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
8500         (create_data_ref): Also dump access functions for the created data-ref.
8501
8502 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
8503             Kirill Yukhin  <kirill.yukhin@intel.com>
8504
8505         PR target/50155
8506         * config/i386/sse.md (VI_AVX2): New.
8507         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
8508         (*<plusminus_insn><mode>3): Ditto.
8509         (<sse2_avx2>_andnot<mode>3): Ditto.
8510         (*andnot<mode>3): Fix order of cond operands.
8511         Add asserts for correct TARGET_xxx.
8512         (*<any_logic:code><mode>3): Ditto.
8513
8514 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
8515
8516         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
8517         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
8518         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
8519         regclass argument type to reg_class_t. Change 'max' and 'v' vars
8520         and return types to unsigned char. Use reg_class_contents instead
8521         of class_contents.
8522         (TARGET_CLASS_MAX_NREGS): Define.
8523
8524 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
8525
8526         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
8527         to make computed_jump_p return true.
8528
8529 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8530
8531         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
8532         (PICFLAG_FOR_TARGET): Substitute.
8533         * aclocal.m4: Regenerate.
8534         * configure: Regenerate.
8535
8536 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
8537
8538         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
8539         after reading in the pch.
8540
8541 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
8542
8543         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
8544         * configure: Regenerated.
8545
8546 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
8547
8548         PR tree-optimization/50133
8549         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
8550         from stmt instead of some statement around gsi.
8551
8552         PR middle-end/50141
8553         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
8554         innerdecl is a VAR_DECL.
8555
8556 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
8557
8558         * config/i386/avx2intrin.h: New file.
8559         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
8560         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
8561         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
8562         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
8563         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
8564         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
8565         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
8566         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
8567         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
8568         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
8569         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
8570         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
8571         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
8572         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
8573         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
8574         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
8575         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
8576         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
8577         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
8578         VOID_FTYPE_PV8SI_V8SI_V8SI,
8579         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
8580         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
8581         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
8582         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
8583         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
8584         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
8585         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
8586         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
8587         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
8588         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
8589         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
8590         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
8591         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
8592         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
8593         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
8594         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
8595         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
8596         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
8597         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
8598         V4DI_FTYPE_V4DI_INT_CONVERT,
8599         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
8600         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
8601         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
8602         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
8603         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
8604         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
8605         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
8606         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
8607         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
8608         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
8609         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
8610         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
8611         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
8612         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
8613         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
8614         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
8615         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
8616         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
8617         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
8618         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
8619         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
8620         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
8621         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
8622         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
8623         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
8624         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
8625         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
8626         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
8627         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
8628         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
8629         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
8630         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
8631         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
8632         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
8633         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
8634         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
8635         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
8636         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
8637         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
8638         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
8639         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
8640         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
8641         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
8642         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
8643         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
8644         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
8645         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
8646         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
8647         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
8648         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
8649         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
8650         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
8651         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
8652         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
8653         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
8654         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
8655         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
8656         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
8657         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
8658         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
8659         IX86_BUILTIN_VBROADCASTSS_PS256,
8660         IX86_BUILTIN_VBROADCASTSD_PD256,
8661         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
8662         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
8663         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
8664         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
8665         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
8666         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
8667         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
8668         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
8669         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
8670         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
8671         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
8672         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
8673         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
8674         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
8675         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
8676         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
8677         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
8678         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
8679         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
8680         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
8681         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
8682         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
8683         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
8684         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
8685         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
8686         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
8687         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
8688         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
8689         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
8690         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
8691         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
8692         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
8693         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
8694         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
8695         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
8696         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
8697         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
8698         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
8699         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
8700         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
8701         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
8702         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
8703         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
8704         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
8705         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
8706         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
8707         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
8708         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
8709         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
8710         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
8711         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
8712         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
8713         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
8714         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
8715         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
8716         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
8717         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
8718         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
8719         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
8720         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
8721         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
8722         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
8723         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
8724         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
8725         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
8726         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
8727         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
8728         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
8729         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
8730         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
8731         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
8732         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
8733         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
8734         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
8735         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
8736         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
8737         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
8738         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
8739         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
8740         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
8741         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
8742         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
8743         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
8744         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
8745         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
8746         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
8747         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
8748         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
8749         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
8750         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
8751         IX86_BUILTIN_VBROADCASTSD_PD256,
8752         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
8753         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
8754         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
8755         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
8756         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
8757         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
8758         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
8759         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
8760         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
8761         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
8762         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
8763         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
8764         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
8765         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
8766         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
8767         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
8768         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
8769         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
8770         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
8771         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
8772         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
8773         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
8774         IX86_BUILTIN_GATHERDIV8SI.
8775         (ix86_preferred_simd_mode): Support AVX2 modes.
8776         (ix86_expand_args_builtin): Support AVX2 builtins.
8777         (ix86_expand_special_args_builtin): Likewise.
8778         (ix86_expand_builtin): Likewise.
8779         * config/i386/i386.md (UNSPEC_VPERMSI): New.
8780         (UNSPEC_VPERMDF): Likewise.
8781         (UNSPEC_VPERMSF): Likewise.
8782         (UNSPEC_VPERMDI): Likewise.
8783         (UNSPEC_VPERMTI): Likewise.
8784         (UNSPEC_GATHER): Likewise.
8785         (ssemodesuffix): Extend.
8786         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
8787         is defined.
8788         * config/i386/predicates.md (const1248_operand): New.
8789         * config/i386/sse.md (VI1_AVX2): New mode iterator.
8790         (VI2_AVX2): Likewise.
8791         (VI4_AVX2): Likewise.
8792         (VI8_AVX2): Likewise.
8793         (VIMAX_AVX2): Likewise.
8794         (SSESCALARMODE): Likewise.
8795         (VI12_AVX2): Likewise.
8796         (VI24_AVX2): Likewise.
8797         (VI124_AVX2): Likewise.
8798         (VI248_AVX2): Likewise.
8799         (VI48_AVX2): Likewise.
8800         (VI4SD_AVX2): Likewise.
8801         (V48_AVX2): Likewise.
8802         (AVX256MODE2P): Likewise.
8803         (AVXMODE48P_DI): Likewise.
8804         (sse2_avx2): New mode attribute.
8805         (ssse3_avx2): Likewise.
8806         (sse4_1_avx2): Likewise.
8807         (avx_avx2): Likewise.
8808         (ssebytemode): Likewise.
8809         (AVXTOSSEMODE): Likewise.
8810         (AVXMODE48P_DI): Likewise.
8811         (gthrfirstp): Likewise.
8812         (gthrlastp): Likewise.
8813         (lshift): New code_iterator
8814         (lshift): New code attribute.
8815         (lshift): Likewise.
8816         (ssescalarmodesuffix): Update.
8817         (sseunpackmode): Likewise.
8818         (ssepackmode): Likewise.
8819         (avx2_vec_dupv4sf): New insn pattern.
8820         (avx2_vec_dupv8sf): Likewise.
8821         (avx2_interleave_highv4di): Likewise.
8822         (avx2_interleave_lowv4di): Likewise.
8823         (avx2_umulv4siv4di3): Likewise
8824         (*avx2_umulv4siv4di3): Likewise
8825         (avx2_pmaddwd): Likewise.
8826         (*avx2_pmaddwd): Likewise.
8827         (avx2_lshrqv4di3): Likewise.
8828         (avx2_lshlqv4di3): Likewise.
8829         (avx2_lshl<mode>3): Likewise.
8830         (avx2_<umaxmin:code><mode>3): Likewise.
8831         (*avx2_<umaxmin:code><mode>3): Likewise.
8832         (avx2_<smaxmin:code><mode>3): Likewise.
8833         (*avx2_<smaxmin:code><mode>3): Likewise.
8834         (avx2_eq<mode>3): Likewise.
8835         (*avx2_eq<mode>3): Likewise.
8836         (avx2_gt<mode>3): Likewise.
8837         (avx2_interleave_highv32qi): New.
8838         (avx2_interleave_lowv32qi): Likewise.
8839         (avx2_interleave_highv16hi): Likewise.
8840         (avx2_interleave_lowv16hi): Likewise.
8841         (avx2_interleave_highv8si): Likewise.
8842         (avx2_interleave_lowv8si): Likewise.
8843         (avx2_pshufd): Likewise.
8844         (avx2_pshufd_1): Likewise.
8845         (avx2_pshuflwv3): Likewise.
8846         (avx2_pshuflw_1): Likewise.
8847         (avx2_pshufhwv3): Likewise.
8848         (avx2_pshufhw_1): Likewise.
8849         (avx2_uavgv32qi3): Likewise.
8850         (*avx2_uavgv32qi3): Likewise.
8851         (avx2_uavgv16hi3): Likewise.
8852         (*avx2_uavgv16hi3): Likewise.
8853         (avx2_pmovmskb): Likewise.
8854         (avx2_phaddwv16hi3): Likewise.
8855         (avx2_phadddv8si3): Likewise.
8856         (avx2_phaddswv16hi3): Likewise.
8857         (avx2_phsubwv16hi3): Likewise.
8858         (avx2_phsubdv8si3): Likewise.
8859         (avx2_phsubswv16hi3): Likewise.
8860         (avx2_pmaddubsw256): Likewise.
8861         (avx2_umulhrswv16hi3): Likewise.
8862         (*avx2_umulhrswv16hi3): Likewise.
8863         (avx2_packusdw): Likewise.
8864         (avx2_pblendd<mode>): Likewise.
8865         (avx2_<code>v16qiv16hi2): Likewise.
8866         (avx2_<code>v8qiv8si2): Likewise.
8867         (avx2_<code>v8hiv8si2): Likewise.
8868         (avx2_<code>v4qiv4di2): Likewise.
8869         (avx2_<code>v4hiv4di2): Likewise.
8870         (avx2_<code>v4siv4di2): Likewise.
8871         (avx2_pbroadcast<mode>): Likewise.
8872         (avx2_permvarv8si): Likewise.
8873         (avx2_permv4df): Likewise.
8874         (avx2_permvarv8sf): Likewise.
8875         (avx2_permv4di): Likewise.
8876         (avx2_permv2ti): Likewise.
8877         (avx2_vec_dupv4df): Likewise.
8878         (avx2_vbroadcasti128_<mode>): Likewise.
8879         (avx2_vec_set_lo_v4di): Likewise.
8880         (avx2_vec_set_hi_v4di): Likewise.
8881         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
8882         (avx2_extracti128): Likewise.
8883         (avx2_inserti128): Likewise.
8884         (avx2_ashrvv8si): Likewise.
8885         (avx2_ashrvv4si): Likewise.
8886         (avx2_<lshift>vv8si): Likewise.
8887         (avx2_<lshift>v<mode>): Likewise.
8888         (avx2_<lshift>vv2di): Likewise.
8889         (avx2_gathersi<mode>): Likewise.
8890         (*avx2_gathersi<mode>): Likewise.
8891         (avx2_gatherdi<mode>): Likewise.
8892         (*avx2_gatherdi<mode>): Likewise.
8893         (avx2_gatherdi<mode>256): Likewise.
8894         (*avx2_gatherdi<mode>256): Likewise.
8895         (<plusminus_insn><mode>3): Use VI mode iterator.
8896         (*<plusminus_insn><mode>3): Use VI mode iterator.
8897         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
8898         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
8899         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
8900         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
8901         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
8902         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
8903         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
8904         Use VI2_AVX2 mode iterator.
8905         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
8906         Use VI2_AVX2 mode iterator.
8907         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
8908         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
8909         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
8910         Use VI4_AVX2 mode iterator.
8911         (ashr<mode>3): Use VI24_AVX2 mode iterator.
8912         (lshr<mode>3): Use VI248_AVX2 mode iterator.
8913         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
8914         Use VIMAX_AVX2 mode iterator.
8915         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
8916         Use VI mode iterator.
8917         (*andnot<mode>3): Update for AVX2.
8918         (*<any_logic:code><mode>3): Likewise.
8919         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
8920         Use VI1_AVX mode iterator.
8921         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
8922         Use VI2_AVX mode iterator.
8923         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
8924         Use VI1_AVX mode iterator.
8925         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
8926         Use VI8_AVX2 mode iterator.
8927         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
8928         Use VI1_AVX2 mode iterator.
8929         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
8930         Use VI124_AVX2 mode iterator.
8931         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
8932         Use SSESCALARMODE mode iterator.
8933         (abs<mode>2): Use VI124_AVX2 mode iterator.
8934         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
8935         Use VI8_AVX2 mode iterator.
8936         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
8937         Use VI1_AVX2 mode iterator.
8938         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
8939         Use VI1_AVX2 mode iterator.
8940         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
8941         Use VI2_AVX2 mode iterator.
8942         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
8943         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
8944         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
8945         avx_maskstore<ssemodesuffix><avxsizesuffix>.
8946         Use V48_AVX2 mode iterator.
8947         * doc/extend.texi: Document AVX2 built-in functions.
8948         * doc/invoke.texi: Document -mavx2.
8949
8950 2011-08-22  Matthias Klose <doko@debian.org>
8951
8952         Revert:
8953         2011-07-11  Arthur Loiret  <aloiret@debian.org>
8954                     Matthias Klose <doko@debian.org>
8955         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
8956         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
8957         convention.
8958         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
8959
8960 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
8961
8962         PR bootstrap/50146
8963         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
8964         to #ifndef HONOR_REG_ALLOC_ORDER block.
8965
8966 2011-08-21  Richard Henderson  <rth@redhat.com>
8967
8968         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
8969         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
8970         * resource.c (next_insn_no_annul): Likewise.
8971         (mark_set_resources): Likewise.
8972         * reorg.c (delete_from_delay_slot): Likewise.
8973         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
8974         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
8975
8976 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
8977
8978         * config/i386/i386.md (any_div): Remove.
8979         (sgnprefix): Update for removal.
8980         (u): Ditto.
8981
8982 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
8983
8984         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
8985         for ira_reg_class_max_nregs.  Increase pressure by 1.
8986         (mark_pseudo_regno_subword_dead): Use allocno class
8987         for ira_reg_class_max_nregs.
8988
8989 2011-08-20  Richard Henderson  <rth@redhat.com>
8990
8991         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
8992         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
8993         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
8994         config/c6x/ltf.c: Adjust include path for soft-fp.
8995
8996 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
8997
8998         PR other/46770
8999         * config.gcc (tm_file): Add initfini-array.h if
9000         .init_arrary/.fini_array are supported.
9001
9002         * crtstuff.c: Don't generate .ctors nor .dtors sections if
9003         USE_INITFINI_ARRAY is defined.
9004
9005         * output.h (default_elf_init_array_asm_out_constructor): New.
9006         (default_elf_fini_array_asm_out_destructor): Likewise.
9007         * varasm.c (elf_init_array_section): Likewise.
9008         (elf_fini_array_section): Likewise.
9009         (get_elf_initfini_array_priority_section): Likewise.
9010         (default_elf_init_array_asm_out_constructor): Likewise.
9011         (default_elf_fini_array_asm_out_destructor): Likewise.
9012
9013         * config/initfini-array.h: New.
9014
9015 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9016
9017         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
9018         OK for ST_REGS and FP_REGS before taking those classes into account.
9019
9020 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9021
9022         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
9023         before checking for annulled branches.
9024
9025 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9026
9027         * config/i386/i386.c (ix86_binary_operator_ok): Use
9028         satisfies_constraint_L.
9029
9030 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9031             Michael Matz  <matz@suse.de>
9032
9033         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
9034         trunc (a + copysign (nextafter (0.5, 0.0), a)).
9035
9036 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
9037
9038         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9039         * doc/tm.texi: Regenerate.
9040         * targhooks.c (default_preferred_output_reload_class): Don't use
9041         PREFERRED_OUTPUT_RELOAD_CLASS macro.
9042         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
9043
9044 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
9045
9046         PR tree-optimization/48739
9047         * tree-ssa.c: Include cfgloop.h.
9048         (execute_update_addresses_taken): When updating ssa, if in loop closed
9049         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
9050         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
9051
9052 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
9053
9054         PR rtl-optimization/49936
9055         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
9056         for calculation of max register move costs.
9057
9058 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9059
9060         * c-parser.c (c_parser_postfix_expression): Convert operands of
9061         __builtin_complex to their semantic types.
9062
9063 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
9064
9065         PR middle-end/49721
9066         * explow.c (convert_memory_address_addr_space): Also permute the
9067         conversion and addition of constant for zero-extend.
9068
9069 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9070
9071         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
9072         * doc/extend.texi (__builtin_complex): Document.
9073
9074 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9075
9076         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
9077         beyond conversions.
9078         (convert_mult_to_widen): Convert constant inputs to the right type.
9079         (convert_plusminus_to_widen): Don't automatically reject inputs that
9080         are not an SSA_NAME.
9081         Convert constant inputs to the right type.
9082
9083 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9084
9085         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
9086         to the correct type.
9087
9088 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9089
9090         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
9091         unsigned inputs of different modes.
9092         (convert_plusminus_to_widen): Likewise.
9093
9094 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9095
9096         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
9097         'type'.
9098         Use 'type' from caller, not inferred from 'rhs'.
9099         Don't reject non-conversion statements. Do return lhs in this case.
9100         (is_widening_mult_p): Add new argument 'type'.
9101         Use 'type' from caller, not inferred from 'stmt'.
9102         Pass type to is_widening_mult_rhs_p.
9103         (convert_mult_to_widen): Pass type to is_widening_mult_p.
9104         (convert_plusminus_to_widen): Likewise.
9105
9106 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9107
9108         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
9109         Ensure the the larger type is the first operand.
9110
9111 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9112
9113         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
9114         unsupported unsigned multiplies to signed.
9115         (convert_plusminus_to_widen): Likewise.
9116
9117 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9118
9119         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
9120         conversion statement separating multiply-and-accumulate.
9121
9122 2011-08-19  Richard Guenther  <rguenther@suse.de>
9123
9124         PR tree-optimization/50067
9125         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
9126         offset only if we accounted for it.
9127
9128 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9129
9130         * config/arm/arm.md (maddhidi4): Remove '*' from name.
9131         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
9132         * optabs.c (find_widening_optab_handler_and_mode): New function.
9133         (expand_widen_pattern_expr): Use find_widening_optab_handler.
9134         (expand_binop_directly): Likewise.
9135         (expand_binop): Likewise.
9136         * optabs.h (find_widening_optab_handler): New macro define.
9137         (find_widening_optab_handler_and_mode): New prototype.
9138         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
9139         type precision rules.
9140         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
9141         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
9142         (is_widening_mult_rhs_p): Allow widening by more than one mode.
9143         Explicitly disallow mis-matched input types.
9144         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
9145         input types to fit the new handler.
9146         (convert_plusminus_to_widen): Likewise.
9147
9148 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9149
9150         * expr.c (expand_expr_real_2): Use widening_optab_handler.
9151         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
9152         (gen_insn): $N now means $a must be wider than $b, not consecutive.
9153         * optabs.c (widened_mode): New function.
9154         (expand_widen_pattern_expr): Use widening_optab_handler.
9155         (expand_binop_directly): Likewise.
9156         (expand_binop): Likewise.
9157         * optabs.h (widening_optab_handlers): New struct.
9158         (optab_d): New member, 'widening'.
9159         (widening_optab_handler): New function.
9160         (set_widening_optab_handler): New function.
9161         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
9162         widening_optab_handler.
9163         (convert_plusminus_to_widen): Likewise.
9164
9165 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9166
9167         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
9168         pedantic.
9169         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
9170         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
9171
9172 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9173
9174         * opth-gen.awk: Do not declare target save/restore structures and
9175         functions if IN_RTS defined.
9176
9177 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
9178
9179         PR target/49437
9180         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
9181         when stack was realigned in interrupt handler prologue.
9182
9183 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
9184
9185         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
9186         (quals_from_declspecs): Assert _Noreturn not present.
9187         (grokdeclarator): Handle _Noreturn.
9188         (build_null_declspecs): Initialize noreturn_p.
9189         (declspecs_add_scspec): Handle RID_NORETURN.
9190         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
9191         (c_parser_attributes): Handle RID_NORETURN.
9192         * c-tree.h (struct c_declspecs): Add noreturn_p.
9193         * ginclude/stdnoreturn.h: New.
9194         * Makefile.in (USER_H): Add stdnoreturn.h.
9195
9196 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
9197
9198         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
9199         (OPTION_MASK_ISA_AVX_UNSET): Update.
9200         (OPTION_MASK_ISA_AVX2_UNSET): New.
9201         (ix86_handle_option): Handle OPT_mavx2 case.
9202         * config/i386/cpuid.h (bit_AVX2): New.
9203         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9204         AVX2 feature.
9205         * config/i386/i386-c.c (ix86_target_macros_internal):
9206         Conditionally define __AVX2__.
9207         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
9208         Define "core-avx2" processor alias.  Handle avx2 option.
9209         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
9210         * config/i386/i386.h (TARGET_AVX2): New.
9211         * config/i386/i386.opt (mavx2): New.
9212         * doc/invoke.texi: Document -mavx2.
9213
9214 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
9215
9216         PR rtl-optimization/49890
9217         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
9218         subclasses of class which is superset of a pressure class.
9219
9220 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9221             Igor Zamyatin <igor.zamyatin@intel.com>
9222
9223         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
9224         with HOST_WIDE_INT for isa_flag.
9225         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
9226         isa variables.
9227
9228         * config/i386/i386.c (ix86_target_string): Replace int with
9229         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
9230         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
9231         (pta_flags): Removed.
9232         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
9233         (pta): Use HOST_WIDE_INT on flags.
9234         (builtin_isa): Use HOST_WIDE_INT on isa.
9235         (ix86_add_new_builtins): Likewise.
9236         (def_builtin): Use HOST_WIDE_INT on mask.
9237         (def_builtin_const): Likewise.
9238         (builtin_description): Likewise.
9239
9240         * config/i386/i386.opt (ix86_isa_flags): Replace int with
9241         HOST_WIDE_INT.
9242         (ix86_isa_flags_explicit): Likewise.
9243         (x_ix86_isa_flags_explicit): Likewise.
9244
9245 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
9246
9247         PR rtl-optimization/50107
9248         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
9249         (ira_hard_reg_in_set_p): New.
9250
9251         * ira-color.c (calculate_saved_nregs): New.
9252         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
9253         hard regs.
9254         (allocno_reload_assign, fast_allocation): Use
9255         ira_hard_reg_set_intersection_p instead of
9256         ira_hard_reg_not_in_set_p.
9257
9258         * ira.c (setup_reg_renumber): Use
9259         ira_hard_reg_set_intersection_p instead of
9260         ira_hard_reg_not_in_set_p.
9261         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
9262         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
9263
9264         * ira-costs.c (ira_tune_allocno_costs): Use
9265         ira_hard_reg_set_intersection_p instead of
9266         ira_hard_reg_not_in_set_p.
9267
9268 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9269             Igor Zamyatin <igor.zamyatin@intel.com>
9270
9271         * hwint.h (HOST_WIDE_INT_1): New.
9272
9273         * opt-functions.awk (switch_bit_fields): Initialize the
9274         host_wide_int field.
9275         (host_wide_int_var_name): New.
9276         (var_type_struct): Check and return HOST_WIDE_INT.
9277
9278         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
9279
9280         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
9281
9282         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
9283         check masks for HOST_WIDE_INT.
9284
9285         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
9286         (option_enabled): Likewise.
9287         (get_option_state): Likewise.
9288
9289         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
9290         to HOST_WIDE_INT.
9291
9292 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9293             Marc Glisse  <marc.glisse@normalesup.org>
9294
9295         PR libstdc++-v3/1773
9296         * target.def (decl_mangling_context): New C++ hook.
9297         * doc/tm.texi: Regenerate.
9298         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
9299         * config/sol2-protos.h: Group by source file.
9300         (solaris_cxx_decl_mangling_context): Declare.
9301         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
9302         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
9303         Use $<.
9304         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
9305         Add sol2-stubs.o to extra_objs.
9306
9307 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
9308
9309         PR target/50009
9310         * stor-layout.c (update_alignment_for_field): Don't ICE on
9311         packed flexible array members if ms_bitfield_layout_p.
9312
9313         PR target/50092
9314         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
9315         on the result before returning it.
9316
9317         PR debug/50017
9318         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
9319         is a debug stmt, use location of the first non-debug stmt after it.
9320
9321 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9322
9323         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
9324         (arm_size_rtx_costs): Likewise.
9325
9326 2011-08-18  Richard Guenther  <rguenther@suse.de>
9327
9328         * tree.h (tree_int_cst_msb): Remove.
9329         * tree.c (tree_int_cst_msb): Likewise.
9330         (tree_int_cst_sign_bit): Move from ...
9331         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
9332
9333 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9334
9335         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
9336         * doc/tm.texi: Regenerate.
9337         * target.def (rtx_costs): Add an opno parameter.
9338         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9339         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9340         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9341         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9342         * cse.c (COST_IN): Add an opno parameter.
9343         (notreg_cost): Likewise.  Update call to rtx_cost.
9344         (COST, fold_rtx): Update accordingly.
9345         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
9346         * expmed.c (emit_store_flag): Likewise.
9347         * optabs.c (avoid_expensive_constant): Add an opno parameter.
9348         Update call to rtx_cost.
9349         (expand_binop_directly, expand_binop): Likewise.
9350         (expand_twoval_binop, prepare_cmp_insn): Likewise.
9351         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
9352         (set_src_cost, get_full_set_src_cost): Update accordingly.
9353         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
9354         to target hook.
9355         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
9356         (default_adress_cost): Update calls to rtx_cost.
9357
9358         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
9359         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
9360         (arm_rtx_costs): Add an opno parameter.
9361         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
9362         adjust any recursive rtx-cost calls.
9363         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
9364         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9365         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
9366         * config/cris/cris.c (cris_rtx_costs): Likewise.
9367         * config/frv/frv.c (frv_rtx_costs): Likewise.
9368         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
9369         * config/i386/i386.c (ix86_rtx_costs): Likewise.
9370         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
9371         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
9372         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
9373         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
9374         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
9375         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
9376         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
9377         * config/mep/mep.c (mep_rtx_cost): Likewise.
9378         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
9379         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
9380         (mips_zero_extend_cost): Add an opno parameter.
9381         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
9382         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
9383         to rtx_cost.
9384         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
9385         rtx-cost calls.
9386         * config/pa/pa.c (hppa_rtx_costs): Likewise.
9387         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
9388         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
9389         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
9390         (rs6000_debug_rtx_costs): Likewise.
9391         * config/s390/s390.c (s390_rtx_costs): Likewise.
9392         * config/score/score-protos.h (score_rtx_costs): Likewise.
9393         * config/score/score.c (score_rtx_costs): Likewise.
9394         * config/sh/sh.c (andcosts): Update call to rtx_cost.
9395         (sh_rtx_costs): Add an opno parameter.
9396         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
9397         * config/spu/spu.c (spu_rtx_costs): Likewise.
9398         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
9399         * config/v850/v850.c (v850_rtx_costs): Likewise.
9400         * config/vax/vax.c (vax_rtx_costs): Likewise.
9401         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
9402
9403 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9404
9405         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
9406         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
9407         rtx_cost.
9408         * calls.c (precompute_register_parameters): Likewise.
9409         * combine.c (expand_compound_operation, make_extraction): Likewise.
9410         (force_to_mode, distribute_and_simplify_rtx): Likewise.
9411         * dse.c (find_shift_sequence): Likewise.
9412         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
9413         * expr.c (compress_float_constant): Likewise.
9414         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
9415         * gcse.c (want_to_gcse_p): Likewise.
9416         * ifcvt.c (noce_try_sign_mask): Likewise.
9417         * loop-doloop.c (doloop_optimize): Likewise.
9418         * loop-invariant.c (create_new_invariant): Likewise.
9419         * optabs.c (avoid_expensive_constant): Likewise.
9420         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
9421         (try_replace_in_use, reload_cse_move2add): Likewise.
9422         * reload1.c (calculate_elim_costs_all_insns): Likewise.
9423         (note_reg_elim_costly): Likewise.
9424         * rtlanal.c (insn_rtx_cost): Likewise.
9425         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9426         * stmt.c (lshift_cheap_p): Likewise.
9427         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
9428         * config/avr/avr.c (final_prescan_insn): Likewise.
9429         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9430         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
9431
9432 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9433
9434         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
9435         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
9436         * cfgloopanal.c (seq_cost): Likewise.
9437         * loop-invariant.c (create_new_invariant): Likewise.
9438         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
9439         (reload_cse_move2add): Use get_full_set_rtx_cost.
9440
9441 2011-08-18  Richard Guenther  <rguenther@suse.de>
9442
9443         * expr.c (get_inner_reference): Fix typo in last change.
9444
9445 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
9446             Joseph Myers  <joseph@codesourcery.com>
9447
9448         PR tree-optimization/49963
9449         * hwint.c (absu_hwi): Define.
9450         * hwint.h (absu_hwi): Declare.
9451         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
9452         of abs_hwi.
9453         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
9454         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
9455
9456 2011-08-18  Richard Guenther  <rguenther@suse.de>
9457
9458         * expr.c (get_inner_reference): Sign-extend the constant
9459         twos-complement offset before doing arbitrary precision
9460         arithmetic on it.
9461         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
9462         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
9463         to get_constraint_for_ptr_offset.
9464
9465 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
9466
9467         PR target/50068
9468         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
9469
9470 2011-08-17  Richard Guenther  <rguenther@suse.de>
9471
9472         * tree.h (convert_to_ptrofftype_loc): New function.
9473         (convert_to_ptrofftype): Define.
9474         * builtins.c (expand_builtin_bzero): Use size_type_node.
9475         (fold_builtin_bzero): Likewise.
9476         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
9477         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
9478         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
9479         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
9480         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
9481         * fold-const.c (build_range_check): Negate using the original type.
9482         (fold_unary_loc): Use fold_build_pointer_plus_loc.
9483         * gimple-fold.c (gimple_adjust_this_by_delta): Use
9484         convert_to_ptrofftype.
9485         * gimplify.c (gimplify_self_mod_expr): Likewise.
9486         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
9487         (graphite_create_new_loop_guard): Likewise.
9488         * graphite-sese-to-poly.c (my_long_long): Remove.
9489         (scop_ivs_can_be_represented): Adjust.
9490         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
9491         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
9492         * tree-loop-distribution.c (build_size_arg_loc): Use
9493         size_type_node.
9494         (generate_memset_zero): Simplify.
9495         * tree-mudflap.c: Use fold_convert, not convert.
9496         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
9497         its own type.
9498         (determine_offset): Likewise for DR_STEP.
9499         (valid_initializer_p): Likewise.
9500         * tree-profile.c (prepare_instrumented_value): Convert the pointer
9501         to an integer type of same size.
9502         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
9503         to sizetype without need.
9504         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
9505         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
9506         * tree-ssa-loop-manip.c (create_iv): Likewise.
9507         (determine_exit_conditions): Adjust comment.
9508         * tree-ssa-pre.c (create_expression_by_pieces): Use
9509         convert_to_ptrofftype.
9510         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
9511         * varasm.c (array_size_for_constructor): Compute using double_ints.
9512
9513 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9514
9515         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
9516         when generating an integer result where possible.  Short-cut
9517         comparison against 0 also for QImode.
9518
9519 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9520
9521         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
9522         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
9523         prototype.
9524         * config/spu/spu.c (spu_legitimize_reload_address): New function.
9525         (spu_legitimate_address_p): Do not check displacement if the base
9526         is an eliminable stack register.
9527
9528 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
9529
9530         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
9531         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
9532         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
9533         m32c_preferred_output_reload_class): Remove.
9534         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
9535         Change rclass argument and return types to reg_class_t. Use
9536         reg_class_subset_p instead of class_sizes.
9537         (m32c_preferred_output_reload_class): Make static. Change rclass
9538         argument and return types to reg_class_t.
9539         (TARGET_PREFERRED_RELOAD_CLASS,
9540         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
9541
9542 2011-08-16  Kai Tietz  <ktietz@redhat.com>
9543
9544         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
9545
9546 2011-08-16  Richard GUenther  <rguenther@suse.de>
9547
9548         PR tree-optimization/50082
9549         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
9550         warnings here, instead of ...
9551         (ssa_forward_propagate_and_combine): ... here.
9552         (forward_propagate_into_comparison_1): Adjust.
9553         (forward_propagate_into_comparison): Likewise.
9554         (forward_propagate_into_gimple_cond): Likewise.
9555         (forward_propagate_into_cond): Likewise.
9556
9557 2011-08-16  Andreas Schwab  <schwab@redhat.com>
9558
9559         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
9560         instead of ggc_alloc_zone_vec_rtvec_def.
9561
9562 2011-08-16  Richard Guenther  <rguenther@suse.de>
9563
9564         * tree.h (ptrofftype_p): New helper function.
9565         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
9566         offset verification.
9567         (verify_gimple_assign_binary): Likewise.
9568         * tree.c (build2_stat): Likewise.
9569         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
9570         (reset_evolution_in_loop): Likewise.
9571         * tree-chrec.h (build_polynomial_chrec): Likewise.
9572
9573 2011-08-16  Liang Wang  <lwang1@marvell.com>
9574
9575         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
9576         ggc_alloc_zone_vec_rtvec_def.
9577
9578 2011-08-16  Richard Guenther  <rguenther@suse.de>
9579
9580         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
9581         helper factored out from ...
9582         (extract_range_from_binary_expr_1): ... here.  Re-structure
9583         to not glob handling too different tree codes.
9584
9585 2011-08-15  Richard Henderson  <rth@redhat.com>
9586
9587         PR middle-end/50006
9588         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
9589         setting out to include allocate_stack named pattern as well.
9590         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
9591         * stmt.c (expand_stack_restore): Likewise.
9592
9593 2011-08-15  Richard Guenther  <rguenther@suse.de>
9594
9595         PR middle-end/50082
9596         * fold-const.c (maybe_canonicalize_comparison_1): Properly
9597         convert the modified operand to the other operand type.
9598         (fold_comparison): Call maybe_canonicalize_comparison_1 with
9599         useless conversions stripped from comparison operands.
9600
9601 2011-08-15  Richard Guenther  <rguenther@suse.de>
9602
9603         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
9604         (extract_range_from_unary_expr_1): Restructure.
9605
9606 2011-08-15  Richard Guenther  <rguenther@suse.de>
9607
9608         PR tree-optimization/50058
9609         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
9610         copy matching.
9611
9612 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9613
9614         PR target/50022
9615         * config/arm/arm.c (output_move_double): Add 2 parameters
9616         to count the number of insns emitted and whether to emit or not.
9617         Use the flag to decide when to emit and count number of instructions
9618         that will be emitted.
9619         Handle case where output_move_double might be called for calculating
9620         lengths with an invalid constant.
9621         (arm_count_output_move_double_insns): Define.
9622         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
9623         (output_move_double): Adjust prototype.
9624         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
9625         output_move_double.
9626         ("*movdi_vfp_cortexa8"): Likewise and add attribute
9627         for ce_count.
9628         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
9629         ("*movdf_soft_insn"): Likewise.
9630         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
9631         ("*cirrus_thumb2_movdi"): Likewise.
9632         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
9633         ("*cirrus_movdf_hard_insn"): Likewise.
9634         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
9635         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
9636         ("mov<mode>_internal VMMX"): Likewise.
9637         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
9638
9639 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
9640
9641         * config/i386/i386.c (ix86_expand_round_sse4): New function.
9642         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
9643         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
9644         for TARGET_ROUND.
9645
9646         (rint<mode>2): Simplify TARGET_ROUND check.
9647         (floor<mode>2): Ditto.
9648         (ceil<mode>2): Ditto.
9649         (btrunc<mode>2): Ditto.
9650
9651 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
9652
9653         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
9654         as mmix_preferred_output_reload_class.
9655
9656 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
9657
9658         * PR target/49903
9659         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
9660         (branch_unspec): New insn.
9661         (branch): Beauty farm.
9662         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
9663         to be IF_THEN_ELSE.
9664         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
9665         New static functions.
9666         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
9667         Use CONST_INT_P.  Beauty.
9668
9669 2011-08-12  Richard Henderson  <rth@redhat.com>
9670
9671         PR rtl-opt/49994
9672         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
9673         * sched-deps.c (init_deps): Clear it.
9674         (deps_analyze_insn): Consume it.
9675         (sched_analyze_insn): Fill it.
9676
9677 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9678
9679         PR target/48328
9680         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
9681         for tbh instructions.
9682
9683 2011-08-12  Diego Novillo  <dnovillo@google.com>
9684
9685         * data-streamer.h (streamer_write_zero): Rename from output_zero.
9686         (streamer_write_uhwi): Rename from lto_output_uleb128.
9687         (streamer_write_hwi): Rename from output_sleb128.
9688         (streamer_write_string): Rename from lto_output_string.
9689         (streamer_string_index): Rename from lto_string_index.
9690         (streamer_write_string_with_length): Rename from
9691         lto_output_string_with_length.
9692         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
9693         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
9694         (streamer_read_string): Rename from lto_input_string.
9695         (streamer_read_indexed_string): Rename from input_string_internal.
9696         (streamer_read_uhwi): Rename from lto_input_uleb128.
9697         (streamer_read_hwi): Rename from lto_input_sleb128.
9698         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
9699         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
9700         (streamer_write_enum): Rename from lto_output_enum.
9701         (streamer_read_enum): Rename from lto_input_enum.
9702         (streamer_write_record_start): Rename from output_record_start.
9703         (streamer_read_record_start): Rename from input_record_start.
9704         (streamer_write_bitpack): Rename from lto_output_bitpack.
9705         (streamer_read_bitpack): Rename from lto_input_bitpack.
9706         (streamer_write_char_stream): Rename from lto_output_1_stream.
9707         (streamer_read_uchar): Rename from lto_input_1_unsigned.
9708         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
9709         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
9710         (streamer_read_string_cst): Rename from input_string_cst.
9711         (streamer_read_chain): Rename from lto_input_chain.
9712         (streamer_alloc_tree): Rename from lto_materialize_tree.
9713         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
9714         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
9715         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
9716         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
9717         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
9718         (streamer_write_chain): Rename from lto_output_chain.
9719         (streamer_write_tree_header): Rename from lto_output_tree_header.
9720         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
9721         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
9722         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
9723         (streamer_write_builtin): Rename from lto_output_builtin_tree.
9724         (streamer_check_handled_ts_structures): Rename from
9725         check_handled_ts_structures.
9726         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
9727         (streamer_tree_cache_insert_at): Rename from
9728         lto_streamer_cache_insert_at.
9729         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
9730         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
9731         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
9732         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
9733         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
9734         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
9735         (write_identifier): Rename from output_identifier.
9736         (write_ts_common_tree_pointers): Rename from
9737         lto_output_ts_common_tree_pointers.
9738         (write_ts_vector_tree_pointers): Rename from
9739         lto_output_ts_vector_tree_pointers.
9740         (write_ts_complex_tree_pointers): Rename from
9741         lto_output_ts_complex_tree_pointers.
9742         (write_ts_decl_minimal_tree_pointers): Rename from
9743         lto_output_ts_decl_minimal_tree_pointers.
9744         (write_ts_decl_common_tree_pointers): Rename from
9745         lto_output_ts_decl_common_tree_pointers.
9746         (write_ts_decl_non_common_tree_pointers): Rename from
9747         lto_output_ts_decl_non_common_tree_pointers.
9748         (write_ts_decl_with_vis_tree_pointers): Rename from
9749         lto_output_ts_decl_with_vis_tree_pointers.
9750         (write_ts_field_decl_tree_pointers): Rename from
9751         lto_output_ts_field_decl_tree_pointers.
9752         (write_ts_function_decl_tree_pointers): Rename from
9753         lto_output_ts_function_decl_tree_pointers.
9754         (write_ts_type_common_tree_pointers): Rename from
9755         lto_output_ts_type_common_tree_pointers.
9756         (write_ts_type_non_common_tree_pointers): Rename from
9757         lto_output_ts_type_non_common_tree_pointers.
9758         (write_ts_list_tree_pointers): Rename from
9759         lto_output_ts_list_tree_pointers.
9760         (write_ts_vec_tree_pointers): Rename from
9761         lto_output_ts_vec_tree_pointers.
9762         (write_ts_exp_tree_pointers): Rename from
9763         lto_output_ts_exp_tree_pointers.
9764         (write_ts_block_tree_pointers): Rename from
9765         lto_output_ts_block_tree_pointers.
9766         (write_ts_binfo_tree_pointers): Rename from
9767         lto_output_ts_binfo_tree_pointers.
9768         (write_ts_constructor_tree_pointers): Rename from
9769         lto_output_ts_constructor_tree_pointers.
9770         (write_ts_target_option): Rename from lto_output_ts_target_option.
9771         (write_ts_translation_unit_decl_tree_pointers): Rename from
9772         lto_output_ts_translation_unit_decl_tree_pointers.
9773         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
9774         Rename from lto_streamer_cache_add_to_node_array.
9775         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
9776         (record_common_node): Rename from lto_record_common_node.
9777
9778         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
9779         declarations.
9780         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
9781         function.
9782         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
9783         unused function.
9784         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
9785         (ipa-reference.o): Likewise.
9786         * lto-section-out.c: Include data-streamer.h.
9787         * ipa-reference.c: Include data-streamer.h.
9788
9789 2011-08-12  Nick Clifton  <nickc@redhat.com>
9790
9791         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
9792         * doc/md.texi (cmpstrn): Note that the comparison stops if both
9793         fetched bytes are zero.
9794         (cmpstr): Likewise.
9795         (cmpmem): Note that the comparison does not stop if both of the
9796         fetched bytes are zero.
9797
9798 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
9799
9800         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
9801         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
9802         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
9803         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
9804         to integer_type_node.
9805         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
9806         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
9807         * builtins.c (expand_builtin_in): Ditto.
9808         (mathfn_built_in_1): Ditto.
9809         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
9810         BUILT_IN_IFLOOR.
9811         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
9812         BUILT_IN_IROUND.
9813         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
9814         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
9815         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
9816
9817 2011-08-12  Richard Guenther  <rguenther@suse.de>
9818
9819         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
9820
9821 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
9822
9823         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
9824
9825 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
9826
9827         * config/arm/arm.c (get_label_padding): New function.
9828         (create_fix_barrier, arm_reorg): Use it.
9829
9830 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
9831
9832         PR target/49781
9833         * config/i386/i386.md (*lea_5_zext): New.
9834         (*lea_6_zext): Ditto.
9835         * config/i386/predicates.md (const_32bit_mask): New predicate.
9836         (lea_address_operand): Reject AND.
9837         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
9838         const_32bit_mask immediate.
9839         (ix86_print_operand_address): Handle AND.
9840         (memory_address_length): Ditto.
9841
9842 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
9843             Brian Hackett  <bhackett1024@gmail.com>
9844
9845         * plugin.def: Add event for finish_decl.
9846         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
9847         * c-decl.c (finish_decl): Invoke callbacks on above event.
9848         * doc/plugins.texi: Document above event.
9849
9850 2011-08-11  Richard Guenther  <rguenther@suse.de>
9851
9852         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
9853         lookups, make looking through aggregate copies stronger.
9854
9855 2011-08-11  Richard Henderson  <rth@redhat.com>
9856
9857         PR bootstrap/50018
9858         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
9859
9860 2011-08-11  Richard Guenther  <rguenther@suse.de>
9861
9862         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
9863         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
9864         (vrp_visit_stmt): Likewise.
9865
9866 2011-08-11  Richard Guenther  <rguenther@suse.de>
9867
9868         PR middle-end/50040
9869         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
9870         load of the other piece with TREE_NO_WARNING.
9871         * tree-flow.h (warn_uninit): Adjust prototype.
9872         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
9873         the base variable and the expression that is used separately.
9874         Properly query all TREE_NO_WARNING flags.
9875         (struct walk_data): Remove.
9876         (warn_uninitialized_var): Likewise.
9877         (warn_uninitialized_vars): Do not walk gimple pieces but simply
9878         look at all SSA uses of the statement.  Handle unused memory
9879         separately.
9880         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
9881
9882 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
9883
9884         * config/rx/rx.md (movsicc): Allow register to register transfers.
9885         (*movsicc): Likewise.
9886         (*stcc): Restrict this pattern to EQ and NE compares.
9887         (*stcc_reg): New pattern.  Works for any comparison but only for
9888         register transfers.
9889
9890 2011-08-11   Diego Novillo  <dnovillo@google.com>
9891
9892         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
9893         Call stream_write_tree instead of output_record_start.
9894         (lto_output_ts_binfo_tree_pointers): Likewise.
9895
9896         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
9897         Convert it to a macro.
9898         (stream_read_tree): Likewise.
9899
9900         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
9901         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
9902
9903         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
9904         and tree_read_bitfields.
9905         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
9906         (lto_write_tree): Call it.
9907         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
9908         * streamer-hooks.h (struct streamer_hooks): Remove fields
9909         name, is_streamable and alloc_tree. Update all users.
9910         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
9911         (lto_materialize_tree): ... here.
9912         Handle CALL_EXPR codes.
9913         Remove call to lto_streamer_cache_append.
9914         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
9915         * tree-streamer.h (tree_read_bitfields): Declare.
9916
9917         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
9918         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
9919         * tree-streamer.h (stream_read_tree): New.  Replace all calls
9920         to lto_input_tree with it.
9921         (stream_write_tree): New.  Replace all calls to lto_output_tree,
9922         lto_output_tree_ref and lto_output_tree_or_ref with it.
9923         * lto-streamer-in.c (lto_read_tree): Inline code from
9924         lto_streamer_read_tree.
9925         (lto_input_tree): Move from tree-streamer-in.c.
9926         * lto-streamer-out.c (lto_output_tree_ref): Make static.
9927         Remove handling of NULL values for EXPR.
9928         Do not handle EXPRs that are not indexable.
9929         (lto_write_tree): Move from tree-streamer-out.c.
9930         Inline lto_streamer_write_tree.
9931         (lto_output_tree): Move from tree-streamer-out.c.
9932         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
9933         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
9934         (lto_preload_common_nodes): Likewise.
9935         Remove assertions and adjustments for nodes
9936         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
9937         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
9938         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
9939         * lto-streamer.h (lto_input_tree): Declare.
9940         (lto_output_tree_ref): Remove.
9941         * streamer-hooks.h (struct streamer_hooks): Remove fields
9942         preload_common_nodes, indexable_with_decls_p,
9943         pack_value_fields, unpack_value_fields and output_tree_header.
9944         Update all users.
9945         * tree-streamer-in.c (lto_materialize_tree): Make extern.
9946         (lto_input_tree_pointers): Likewise.
9947         (lto_read_tree): Move to lto-streamer-in.c.
9948         (lto_input_integer_cst): Make extern.
9949         (lto_get_pickled_tree): Likewise.
9950         (lto_get_builtin_tree): Likewise.
9951         (lto_input_tree): Move to lto-streamer-in.c.
9952         * tree-streamer-out.c (pack_value_fields): Make extern.
9953         (lto_output_tree_or_ref): Remove.  Replace all callers with
9954         calls to stream_write_tree.
9955         (lto_output_builtin_tree): Make extern.
9956         (lto_streamer_write_tree): Inline into lto_write_tree.
9957         (lto_output_tree_pointers): Make extern.
9958         (lto_output_tree_header): Likewise.
9959         (lto_output_integer_cst): Likewise.
9960         (lto_write_tree): Move to lto-streamer-out.c.
9961         (lto_output_tree): Likewise.
9962         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
9963         (preload_common_nodes): Likewise.
9964         (lto_streamer_cache_create): Call it.
9965         * tree-streamer.h: Include streamer-hooks.h.
9966         (stream_write_tree): New.
9967         (stream_read_tree): New.
9968         (lto_input_tree): Remove.
9969         (lto_materialize_tree): Declare.
9970         (lto_input_tree_pointers): Declare.
9971         (lto_get_pickled_tree): Declare.
9972         (lto_get_builtin_tree): Declare.
9973         (lto_input_integer_cst): Declare.
9974         (lto_output_tree_header): Declare.
9975         (pack_value_fields): Declare.
9976         (lto_output_tree_pointers): Declare.
9977         (lto_output_integer_cst): Declare.
9978         (lto_output_builtin_tree): Declare.
9979
9980 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
9981
9982         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
9983         only if producer writes to the register given by regno.
9984
9985 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
9986             Alexander Monakov  <amonakov@ispras.ru>
9987
9988         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
9989         (sched_get_condition_with_rev_uncached): ... this.  Factor out
9990         condition caching logic into ...
9991         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
9992         attempt to use cache for instructions with zero luid.
9993         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
9994         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
9995
9996 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
9997
9998         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
9999         get_seqno_for_a_jump.  Update the caller.
10000         (get_seqno_by_succs): New.  Use it ...
10001         (get_seqno_for_a_jump): ... here to find a seqno if looking at
10002         predecessors was not sufficient.
10003         (get_seqno_by_preds): Include head in iteration range, exclude insn.
10004
10005 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10006
10007         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
10008
10009 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10010
10011         * sel-sched-ir.h (register_unavailable_p): Declare.
10012         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
10013         (set_unavailable_target_for_expr): ... here to properly test
10014         availability of a register.
10015         (speculate_expr): Ditto.
10016         * sel-sched.c (substitute_reg_in_expr): Ditto.
10017         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
10018
10019 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10020
10021         * sel-sched.c (verify_target_availability): Fix usage of
10022         hard_regno_nregs.
10023
10024 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10025
10026         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
10027         recognized by cannot_copy_insn_p hook and volatile instructions.
10028
10029 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10030
10031         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
10032
10033 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
10034
10035         * doc/md.texi (define_bypass): Say that the instruction names can
10036         be filename-style globs.
10037         * Makefile.in (FNMATCH_H): Define.
10038         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
10039         * genattrtab.c: Include fnmatch.h.
10040         (bypass_list): Change field name from "insn" to "pattern".
10041         (gen_bypass_1): Update accordingly.
10042         (process_bypasses): Use fnmatch to check for matches between
10043         insn reservations and define_bypasses.
10044         * genautomata.c: Include fnmatch.h.
10045         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
10046         and out_pattern respectively.
10047         (gen_bypass, insert_bypass): Update accordingly.
10048         (for_each_matching_insn, process_bypass_2, process_bypass_1)
10049         (process_bypass): New functions.
10050         (process_decls): Use process_bypass.  Update after field name changes.
10051
10052 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
10053
10054         PR target/49687
10055         * config/avr/avr.md (smulqi3_highpart): New insn.
10056         (umulqi3_highpart): New insn.
10057         (*subqi3.ashiftrt7): New insn.
10058         (smulhi3_highpart): New expander.
10059         (umulhi3_highpart): Nex expander.
10060         (*smulhi3_highpart_call): New insn.
10061         (*umulhi3_highpart_call): New insn.
10062         (extend_u): New code attribute.
10063         (extend_prefix): Rename code attribute to extend_su.
10064         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
10065         widening QI/HI multiply.
10066
10067 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
10068
10069         PR tree-optimization/50039
10070         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
10071         that DEF_STMT has a stmt_vec_info.
10072
10073 2011-08-10  Richard Guenther  <rguenther@suse.de>
10074
10075         * tree.h (can_trust_pointer_alignment): Remove.
10076         * builtins.c (can_trust_pointer_alignment): Remove.
10077
10078 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
10079
10080         * c-typeck.c (scalar_to_vector): New function. Try scalar to
10081         vector conversion.
10082         (stv_conv): New enum for scalar_to_vector return type.
10083         (build_binary_op): Adjust.
10084         * doc/extend.texi: Description of scalar to vector expansion.
10085
10086 2011-08-10  Richard Guenther  <rguenther@suse.de>
10087
10088         * tree.h (get_pointer_alignment): Remove max-align argument.
10089         (get_object_alignment): Likewise.
10090         * builtins.c (get_object_alignment_1): Adjust.
10091         (get_object_alignment): Remove max-align argument.
10092         (get_pointer_alignment): Likewise.
10093         (expand_builtin_strlen): Adjust.
10094         (expand_builtin_memcpy): Likewise.
10095         (expand_builtin_mempcpy_args): Likewise.
10096         (expand_builtin_strncpy): Likewise.
10097         (expand_builtin_memset_args): Likewise.
10098         (expand_builtin_memcmp): Likewise.
10099         (expand_builtin_strcmp): Likewise.
10100         (expand_builtin_strncmp): Likewise.
10101         (get_builtin_sync_mem): Likewise.
10102         (fold_builtin_memset): Likewise.
10103         (fold_builtin_memory_op): Likewise.
10104         (expand_builtin_memory_chk): Likewise.
10105         * emit-rtl.c (get_mem_align_offset): Likewise.
10106         (set_mem_attributes_minus_bitpos): Likewise.
10107         * expr.c (expand_assignment): Likewise.
10108         (expand_expr_real_1): Likewise.
10109         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
10110         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
10111         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
10112         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
10113         * value-prof.c (gimple_stringops_transform): Likewise.
10114
10115 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
10116
10117         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
10118         * doc/tm.texi: Regenerate.
10119
10120 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
10121
10122         PR target/29560
10123         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
10124         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
10125         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
10126         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
10127         shift target is unused.
10128
10129 2011-08-10  Richard Guenther  <rguenther@suse.de>
10130
10131         PR tree-optimization/49937
10132         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
10133         using get_object_alignment_1.
10134
10135 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10136
10137         * config/i386/i386.c (ix86_emit_i387_round): New function.
10138         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
10139         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
10140         Use ix86_emit_i387_round to expand round function for i387 math.
10141         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
10142         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
10143
10144 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10145
10146         * config/sync.c: Move to ../libgcc.
10147         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
10148         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
10149         Remove.
10150
10151 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10152
10153         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
10154         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
10155         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
10156         Change 'from' and 'to' arguments type to reg_class_t.
10157         (TARGET_REGISTER_MOVE_COST): Define.
10158
10159 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
10160
10161         PR target/50026
10162         Revert:
10163         PR rtl-optimization/49990
10164         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10165         ignore classes which can not change mode.
10166         (find_costs_and_classes): Ditto.
10167
10168 2011-08-09  Richard Guenther  <rguenther@suse.de>
10169
10170         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
10171         information for ranges with only negative values.
10172         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
10173         BIT_AND_EXPR handling to handle ranges with negative values.
10174
10175 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
10176
10177         * config/i386/i386.c: Remove traling spaces.
10178         * config/i386/sse.md: Likewise.
10179         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
10180         (*fma_fmsub_<mode>): Likewise.
10181         (*fma_fnmadd_<mode>): Likewise.
10182         (*fma_fnmsub_<mode>): Likewise.
10183
10184 2011-08-09  Nick Clifton  <nickc@redhat.com>
10185
10186         * config/rx/rx.md: Disable extender peepholes at -O3.
10187
10188 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10189
10190         PR target/49781
10191         * config/i386/i386.md (reload_noff_load): New.
10192         (reload_noff_store): Ditto.
10193         * config/i386/i386.c (ix86_secondary_reload): Use
10194         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
10195         double-word moves from/to non-offsetable addresses instead of
10196         generating XMM temporary.
10197
10198 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10199
10200         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
10201
10202 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
10203
10204         PR tree-optimization/50014
10205         * tree-vect-loop.c (vectorizable_reduction): Get def type before
10206         calling vect_get_vec_def_for_stmt_copy ().
10207
10208 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
10209
10210         PR rtl-optimization/49990
10211         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10212         ignore classes which can not change mode.
10213         (find_costs_and_classes): Ditto.
10214
10215 2011-08-08  Richard Henderson  <rth@redhat.com>
10216
10217         PR middle-end/49990
10218         * config/i386/i386.c (ix86_expand_prologue): Call
10219         for SEH target gen_prologue_use instead of gen_blockage
10220         at prologue's end.
10221
10222 2011-08-08  Martin Jambor  <mjambor@suse.cz>
10223
10224         PR middle-end/49923
10225         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
10226         memory alignment.
10227
10228 2011-08-08   Diego Novillo  <dnovillo@google.com>
10229
10230         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
10231         (DATA_STREAMER_H): New.
10232         (GIMPLE_STREAMER_H): New.
10233         (TREE_STREAMER_H): New.
10234         (STREAMER_HOOKS_H): New.
10235         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
10236         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
10237         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
10238         (data-streamer.o): New.
10239         (data-streamer-in.o): New.
10240         (data-streamer-out.o): New.
10241         (gimple-streamer-in.o): New.
10242         (gimple-streamer-out.o): New.
10243         (streamer-hooks.o): New.
10244         (tree-streamer.o): New.
10245         (tree-streamer-in.o): New.
10246         (tree-streamer-out.o): New.
10247         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10248         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
10249         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10250         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
10251         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10252         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
10253         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10254         (ipa-inline-analysis.o): Likewise.
10255         (ipa-pure-const.o): Likewise.
10256         * data-streamer-in.c: New.
10257         * data-streamer-out.c: New.
10258         * data-streamer.c: New.
10259         * data-streamer.h: New.
10260         * gimple-streamer-in.c: New.
10261         * gimple-streamer-out.c: New.
10262         * gimple-streamer.h: New.
10263         * ipa-inline-analysis.c: Include data-streamer.h.
10264         * ipa-prop.c: Include data-streamer.h.
10265         * ipa-pure-const.c: Include data-streamer.h.
10266         * lto-cgraph.c: Include data-streamer.h.
10267         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
10268         (lto_input_widest_uint_uleb128): Likewise.
10269         (lto_input_sleb128): Likewise.
10270         (bp_unpack_var_len_unsigned): Likewise.
10271         (bp_unpack_var_len_int): Likewise.
10272         * lto-section-out.c (lto_output_uleb128_stream): Move to
10273         data-streamer-out.c.
10274         (lto_output_widest_uint_uleb128_stream): Likewise.
10275         (lto_output_sleb128_stream): Likewise.
10276         (bp_pack_var_len_unsigned): Likewise.
10277         (bp_pack_var_len_int): Likewise.
10278         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
10279         (struct string_slot): Remove.  Update all users.
10280         (lto_tag_check_set): Make extern.
10281         (lto_tag_check_range): Move to lto-streamer.h.
10282         (lto_tag_check): Likewise.
10283         (hash_string_slot_node): Remove.  Update all users.
10284         (eq_string_slot_node): Remove.  Update all users.
10285         (string_for_index): Move to data-streamer-in.c
10286         (input_string_internal): Likewise.
10287         (input_string_cst): Move to tree-streamer-in.c.
10288         (input_identifier): Likewise.
10289         (lto_input_string): Move to data-streamer-in.c
10290         (input_record_start): Move to data-streamer.h
10291         (canon_file_name): Use new definition of struct string_slot
10292         from data-streamer.h.  Set S_SLOT.LEN.
10293         (lto_input_location): Make extern.
10294         (lto_input_chain): Move to tree-streamer-in.c.
10295         (lto_init_eh): Make extern.
10296         (input_phi): Move to gimple-streamer-in.c.
10297         (input_gimple_stmt): Likewise.
10298         (input_bb): Likewise.
10299         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
10300         (unpack_ts_real_cst_value_fields): Likewise.
10301         (unpack_ts_fixed_cst_value_fields): Likewise.
10302         (unpack_ts_decl_common_value_fields): Likewise.
10303         (unpack_ts_decl_wrtl_value_fields): Likewise.
10304         (unpack_ts_decl_with_vis_value_fields): Likewise.
10305         (unpack_ts_function_decl_value_fields): Likewise.
10306         (unpack_ts_type_common_value_fields): Likewise.
10307         (unpack_ts_block_value_fields): Likewise.
10308         (unpack_ts_translation_unit_decl_value_fields): Likewise.
10309         (unpack_value_fields): Likewise.
10310         (lto_materialize_tree): Likewise.
10311         (lto_input_ts_common_tree_pointers): Likewise.
10312         (lto_input_ts_vector_tree_pointers): Likewise.
10313         (lto_input_ts_complex_tree_pointers): Likewise.
10314         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
10315         (lto_input_ts_decl_common_tree_pointers): Likewise.
10316         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
10317         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
10318         (lto_input_ts_field_decl_tree_pointers): Likewise.
10319         (lto_input_ts_function_decl_tree_pointers): Likewise.
10320         (lto_input_ts_type_common_tree_pointers): Likewise.
10321         (lto_input_ts_type_non_common_tree_pointers): Likewise.
10322         (lto_input_ts_list_tree_pointers): Likewise.
10323         (lto_input_ts_vec_tree_pointers): Likewise.
10324         (lto_input_ts_exp_tree_pointers): Likewise.
10325         (lto_input_ts_block_tree_pointers): Likewise.
10326         (lto_input_ts_binfo_tree_pointers): Likewise.
10327         (lto_input_ts_constructor_tree_pointers): Likewise.
10328         (lto_input_ts_target_option): Likewise.
10329         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
10330         (lto_input_tree_pointers): Likewise.
10331         (lto_get_pickled_tree): Likewise.
10332         (lto_get_builtin_tree): Likewise.
10333         (lto_read_tree): Likewise.
10334         (lto_input_integer_cst): Likewise.
10335         (lto_input_tree): Likewise.
10336         * lto-streamer-out.c: Include data-streamer.h,
10337         gimple-streamer.h and streamer-hooks.h.
10338         (struct string_slot): Move to data-streamer.h.
10339         (hash_string_slot_node): Likewise.
10340         (eq_string_slot_node): Likewise.
10341         (lto_string_index): Move to data-streamer-out.c.
10342         (lto_output_string_with_length): Likewise.
10343         (lto_output_string): Likewise.
10344         (output_string_cst): Move to tree-streamer-out.c.
10345         (output_identifier): Likewise.
10346         (output_zero): Move to data-streamer-out.c
10347         (output_uleb128): Likewise.
10348         (output_sleb128): Likewise.
10349         (output_record_start): Move to data-streamer.h
10350         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
10351         (pack_ts_real_cst_value_fields): Likewise.
10352         (pack_ts_fixed_cst_value_fields): Likewise.
10353         (pack_ts_decl_common_value_fields): Likewise.
10354         (pack_ts_decl_wrtl_value_fields): Likewise.
10355         (pack_ts_decl_with_vis_value_fields): Likewise.
10356         (pack_ts_function_decl_value_fields): Likewise.
10357         (pack_ts_type_common_value_fields): Likewise.
10358         (pack_ts_block_value_fields): Likewise.
10359         (pack_ts_translation_unit_decl_value_fields): Likewise.
10360         (pack_value_fields): Likewise.
10361         (lto_output_chain): Likewise.
10362         (lto_output_ts_common_tree_pointers): Likewise.
10363         (lto_output_ts_vector_tree_pointers): Likewise.
10364         (lto_output_ts_complex_tree_pointers): Likewise.
10365         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
10366         (lto_output_ts_decl_common_tree_pointers): Likewise.
10367         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
10368         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
10369         (lto_output_ts_field_decl_tree_pointers): Likewise.
10370         (lto_output_ts_function_decl_tree_pointers): Likewise.
10371         (lto_output_ts_type_common_tree_pointers): Likewise.
10372         (lto_output_ts_type_non_common_tree_pointers): Likewise.
10373         (lto_output_ts_list_tree_pointers): Likewise.
10374         (lto_output_ts_vec_tree_pointers): Likewise.
10375         (lto_output_ts_exp_tree_pointers): Likewise.
10376         (lto_output_ts_block_tree_pointers): Likewise.
10377         (lto_output_ts_binfo_tree_pointers): Likewise.
10378         (lto_output_ts_constructor_tree_pointers): Likewise.
10379         (lto_output_ts_target_option): Likewise.
10380         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
10381         (lto_output_tree_pointers): Likewise.
10382         (lto_output_tree_header): Likewise.
10383         (lto_output_builtin_tree): Likewise.
10384         (lto_write_tree): Likewise.
10385         (lto_output_integer_cst): Likewise.
10386         (lto_output_tree): Likewise.
10387         (output_phi): Move to gimple-streamer-out.c.
10388         (output_gimple_stmt): Likewise.
10389         (output_bb): Likewise.
10390         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
10391         (streamer_hooks): Move to streamer-hooks.c.
10392         (check_handled_ts_structures): Move to tree-streamer.c
10393         (lto_streamer_cache_add_to_node_array): Likewise.
10394         (lto_streamer_cache_insert_1): Likewise.
10395         (lto_streamer_cache_insert): Likewise.
10396         (lto_streamer_cache_insert_at): Likewise.
10397         (lto_streamer_cache_append): Likewise.
10398         (lto_streamer_cache_lookup): Likewise.
10399         (lto_streamer_cache_get): Likewise.
10400         (lto_record_common_node): Likewise.
10401         (lto_preload_common_nodes): Likewise.
10402         (lto_streamer_cache_create): Likewise.
10403         (lto_streamer_cache_delete): Likewise.
10404         (streamer_hooks_init): Move to streamer-hooks.c.
10405         * lto-streamer.h: Include diagnostic.h
10406         (struct output_block, struct lto_input_block,
10407         struct data_in, struct bitpack_d): Remove forward declarations.
10408         (struct bitpack_d): Move to data-streamer.h.
10409         (struct lto_streamer_cache_d): Move to tree-streamer.h.
10410         (struct streamer_hooks): Move to streamer-hooks.h.
10411         (bp_pack_var_len_unsigned): Move to data-streamer.h.
10412         (bp_pack_var_len_int): Likewise.
10413         (bp_unpack_var_len_unsigned): Likewise.
10414         (bp_unpack_var_len_int): Likewise.
10415         (lto_input_location): Declare.
10416         (lto_tag_check_set): Declare.
10417         (lto_init_eh): Declare.
10418         (lto_output_tree_ref): Declare.
10419         (lto_output_location): Declare.
10420         (bitpack_create): Move to data-streamer.h.
10421         (bp_pack_value): Likewise.
10422         (lto_output_bitpack): Likewise.
10423         (lto_input_bitpack): Likewise.
10424         (bp_unpack_value): Likewise.
10425         (lto_output_1_stream): Likewise.
10426         (lto_input_1_unsigned): Likewise.
10427         (lto_output_int_in_range): Likewise.
10428         (lto_input_int_in_range): Likewise.
10429         (bp_pack_int_in_range): Likewise.
10430         (bp_unpack_int_in_range): Likewise.
10431         (lto_output_enum): Likewise.
10432         (lto_input_enum): Likewise.
10433         (bp_pack_enum): Likewise.
10434         (bp_unpack_enum): Likewise.
10435         * streamer-hooks.c: New.
10436         * streamer-hooks.h: New.
10437         * tree-streamer-in.c: New.
10438         * tree-streamer-out.c: New.
10439         * tree-streamer.c: New.
10440         * tree-streamer.h: New.
10441
10442 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10443
10444         * gthr-posix95.h: Remove.
10445         * gthr.h [_PTHREADS95]: Remove.
10446         * configure.ac (enable_threads): Remove posix95.
10447         * configure: Regenerate.
10448         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
10449
10450 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
10451
10452         PR target/49781
10453         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
10454         SImode addresses.
10455         (ix86_print_operand_address): Handle zero-extended addresses.
10456         (memory_address_length): Add length of addr32 prefix for
10457         zero-extended addresses.
10458         (ix86_secondary_reload): Handle moves to/from double-word general
10459         registers from/to zero-extended addresses.
10460         * config/i386/predicates.md (lea_address_operand): Reject
10461         zero-extended operands.
10462
10463 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
10464
10465         PR other/48007
10466         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
10467
10468         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
10469         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
10470
10471         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
10472         (_Unwind_Context_Reg_Val): Likewise.
10473         (_Unwind_Get_Unwind_Word): Likewise.
10474         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
10475         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
10476         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
10477         for EXTENDED_CONTEXT_BIT.
10478         (__frame_state_for): Likewise.
10479         (uw_init_context_1): Likewise.
10480         (_Unwind_GetGR): Updated.
10481         (_Unwind_SetGR): Likewise.
10482         (_Unwind_GetGRPtr): Likewise.
10483         (_Unwind_SetGRPtr): Likewise.
10484         (_Unwind_SetGRValue): Likewise.
10485         (_Unwind_GRByValue): Likewise.
10486         (uw_install_context_1): Likewise.
10487
10488         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
10489         ASSUME_EXTENDED_UNWIND_CONTEXT.
10490         * doc/tm.texi: Regenerated.
10491
10492 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10493
10494         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
10495
10496 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10497
10498         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
10499         Linux/GNU-specific.
10500         (DEC Alpha Options, -mtune): Likewise.
10501         (MIPS Options, -march): native is supported on IRIX.
10502
10503 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10504
10505         * config/sparc/driver-sparc.c: New file.
10506         * config/sparc/x-sparc: New file.
10507         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
10508         * config/sparc/sparc.opt (native): New value for enum processor_type.
10509         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
10510         * config/sparc/sparc.c (sparc_option_override): Abort if
10511         PROCESSOR_NATIVE gets here.
10512         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
10513         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
10514         DRIVER_SELF_SPECS): Define.
10515         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
10516         (SPARC Options, -mtune): Likewise.
10517         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
10518         Substitute result.
10519         * configure: Regenerate.
10520         * Makefile.in (EXTRA_GCC_LIBS): Set.
10521         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
10522         (cpp$(exeext)): Likewise.
10523
10524 2011-08-08  Richard Guenther  <rguenther@suse.de>
10525
10526         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
10527         split out from ...
10528         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
10529         by composition.
10530
10531 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
10532
10533         PR tree-optimization/50005
10534         * ipa-inline-analysis (remap_predicate): Add cast to
10535         silence signed/unsigned comparison warning.
10536
10537 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10538
10539         * modulo-sched.c (get_sched_window): Use a table for the debug output.
10540         Print the current ii.
10541         (sms_schedule_by_order): Reduce whitespace in dump line.
10542
10543 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10544
10545         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
10546         and one loop for successors.  Fix upper bound of memory range.
10547
10548 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10549
10550         PR target/50001
10551         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
10552         (TARGET_INSTANTIATE_DECLS): New define.
10553
10554 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
10555             Mikael Morin   <mikael.morin@sfr.fr>
10556
10557         * Makefile.in (INCLUDES_FOR_TARGET): New.
10558         (LIBGCC2_CFLAGS): Use it.
10559         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
10560
10561 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10562
10563         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
10564         frame->save_regs_using_mov calculation.
10565
10566 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10567
10568         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
10569         * config/i386/sse.md (castmode): New mode attribute.
10570         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
10571         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
10572
10573 2011-08-05  Jan Hubicka  <jh@suse.cz>
10574
10575         PR middle-end/49494
10576         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
10577
10578 2011-08-05  Jan Hubicka  <jh@suse.cz>
10579
10580         PR middle-end/49500
10581         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
10582         handle aliases.
10583         (create_emultls_var):New function.
10584         (ipa_lower_emutls): Handle aliases correctly.
10585
10586 2011-08-05  Jan Hubicka  <jh@suse.cz>
10587
10588         PR middle-end/49735
10589         * ipa-inline.c (recursive_inlining): Look through aliases.
10590
10591 2011-08-05  Jason Merrill  <jason@redhat.com>
10592
10593         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
10594         declarations to beginning of function.
10595
10596 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
10597
10598         PR rtl-optimization/49900
10599         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
10600         ensure basic blocks stay in the same order.
10601
10602 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
10603
10604         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
10605         store_bit_field.
10606         (s390_expand_atomic): Same.
10607
10608 2011-08-05  Richard Henderson  <rth@redhat.com>
10609
10610         PR rtl-opt/49977
10611         * dwarf2cfi.c (scan_insn_after): Split out of ...
10612         (scan_trace): ... here.  Correctly place notes wrt sequences.
10613
10614 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
10615             Richard Henderson  <rth@redhat.com>
10616
10617         PR rtl-opt/49982
10618         * expr.c (fixup_args_size_notes): Look through no-op moves.
10619
10620 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10621
10622         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
10623         of "m" for operand 0.  Add type and mode attribute.
10624         (*pushxf_nointeger"): Use "<" constraint for operand 0.
10625         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
10626         constraint instead of "o" for opreand 1.
10627         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
10628         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
10629         operand 0, alternative 4.
10630         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
10631
10632 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10633
10634         * config/i386/predicates.md (lea_address_operand): Rename from
10635         no_seg_address_operand.
10636         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
10637         (*lea_1_zext): Ditto.
10638         (*lea_2): Ditto.
10639         (*lea_2_zext): Ditto.
10640
10641 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10642
10643         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
10644         parts.base and parts.index.
10645         * config/i386/predicates.md (aligned_operand): Ditto.
10646         (cmpxchg8b_pic_memory_operand): Ditto.
10647
10648 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10649
10650         * config/soft-fp: Move to ../libgcc.
10651         * Makefile.in (SFP_MACHINE): Remove.
10652         (libgcc-support): Remove $(SFP_MACHINE) dependency.
10653         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
10654         * config/arm/t-arm-softfp: Move to
10655         ../libgcc/config/arm/t-softfp.
10656         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
10657         * config/c6x/t-c6x-softfp: Remove.
10658         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
10659         * config/i386/t-fprules-softfp: Move to
10660         ../libgcc/config/t-softfp-tf.
10661         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
10662         * config/ia64/t-fprules-softfp: Remove.
10663         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
10664         * config/lm32/t-fprules-softfp: Remove.
10665         * config/moxie/sfp-machine.h: Remove.
10666         * config/moxie/t-moxie-softfp: Remove.
10667         * config/rs6000/darwin-ldouble-format: Move to
10668         ../libgcc/config/rs6000/ibm-ldouble-format.
10669         * config/rs6000/darwin-ldouble.c: Move to
10670         ../libgcc/config/rs6000/ibm-ldouble.c
10671         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
10672         * config/rs6000/libgcc-ppc64.ver: Likewise.
10673         * config/rs6000/sfp-machine.h: Likewise.
10674         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
10675         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
10676         (LIB2FUNCS_EXTRA): Remove.
10677         (TARGET_LIBGCC2_CFLAGS): Remove.
10678         * config/rs6000/t-aix52: Likewise
10679         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
10680         $(srcdir)/config/rs6000/darwin-ldouble.c.
10681         (SHLIB_MAPFILES): Remove.
10682         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
10683         $(srcdir)/config/rs6000/darwin-ldouble.c.
10684         * config/rs6000/t-fprules-softfp: Move to
10685         ../libgcc/config/t-softfp-sfdf.
10686         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
10687         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
10688         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
10689         $(srcdir)/config/rs6000/darwin-ldouble.c.
10690         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
10691         * config/score/t-score-softfp: Remove.
10692         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
10693         soft-fp/t-softfp from tmake_file.
10694         (arm*-*-uclinux*): Likewise.
10695         (arm*-*-ecos-elf): Likewise.
10696         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
10697         (arm*-*-rtems*): Likewise.
10698         (arm*-*-elf): Likewise.
10699         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
10700         tmake_file.
10701         (moxie-*-uclinux*): Likewise.
10702         (moxie-*-rtems*): Likewise.
10703         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
10704         tmake_file.
10705         (lm32-*-rtems*): Likewise.
10706         (lm32-*-uclinux*): Likewise.
10707         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
10708         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
10709         (powerpc-*-linux*, powerpc64-*-linux*): Remove
10710         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
10711         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
10712         tmake_file.
10713         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
10714         tmake_file.
10715         (tic6x-*-uclinux): Likewise.
10716         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
10717         soft-fp/t-softfp from tmake_file.
10718         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
10719         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
10720         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
10721         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
10722         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
10723
10724 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10725
10726         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
10727         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
10728         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
10729         TPBIT, TPBIT_FUNCS.
10730         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
10731         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
10732         Remove.
10733         * config/arm/t-vxworks: Likewise.
10734         * config/arm/t-wince-pe: Likewise.
10735         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
10736         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10737         * config/bfin/t-bfin-elf: Likewise.
10738         * config/bfin/t-bfin-linux: Likewise.
10739         * config/bfin/t-bfin-uclinux: Likewise.
10740         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
10741         Remove.
10742         * config/fr30/t-fr30: Likewise.
10743         * config/frv/t-frv: Likewise.
10744         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
10745         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10746         * config/m32c/t-m32c: Likewise.
10747         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
10748         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10749         * config/mcore/t-mcore: Likewise.
10750         * config/mep/t-mep: Likewise.
10751         * config/microblaze/t-microblaze: Likewise.
10752         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
10753         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10754         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
10755         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10756         * config/mn10300/t-linux: Remove.
10757         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10758         * config/pdp11/t-pdp11: Likewise.
10759         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
10760         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
10761         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10762         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
10763         * config/rs6000/t-aix52: Likewise.
10764         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
10765         $(srcdir)/config/rs6000/ppc64-fp.c.
10766         * config/rs6000/t-fprules-fpbit: Remove.
10767         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
10768         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10769         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
10770         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10771         * config/sparc/t-elf: Likewise.
10772         * config/sparc/t-leon: Likewise.
10773         * config/sparc/t-leon3: Likewise.
10774         * config/spu/t-spu-elf: Likewise.
10775         (DPBIT_FUNCS): Remove.
10776         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
10777         * config/v850/t-v850: Likewise.
10778         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
10779         (avr-*-*): Likewise.
10780         (h8300-*-rtems*): Set libgcc_tm_file.
10781         (h8300-*-elf*): Likewise.
10782         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
10783         tmake_file.
10784         (powerpc-*-eabisim*): Likewise.
10785         (powerpc-*-elf*): Likewise.
10786         (powerpc-*-eabialtivec*): Likewise.
10787         (powerpc-xilinx-eabi*): Likewise.
10788         (powerpc-*-eabi*): Likewise.
10789         (powerpc-*-rtems*): Likewise.
10790         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
10791         (powerpcle-*-elf*): Likewise.
10792         (powerpcle-*-eabisim*): Likewise.
10793         (powerpcle-*-eabi*): Likewise.
10794         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
10795         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
10796         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
10797         Remove.
10798
10799 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10800
10801         * Makefile.in (UNWIND_H): Remove.
10802         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
10803         ../libgcc/Makefile.in.
10804         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
10805         (LIBUNWINDDEP): Remove.
10806         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
10807         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
10808         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
10809         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
10810         Don't copy $(UNWIND_H).
10811         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
10812         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
10813         * aclocal.m4: Regenerate.
10814         * configure: Regenerate.
10815         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
10816         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
10817         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
10818         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
10819         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
10820         * config/arm/libunwind.S, config/arm/pr-support.c,
10821         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
10822         ../libgcc/config/arm.
10823         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
10824         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
10825         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
10826         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
10827         ($(T)frvend$(objext)): Likewise.
10828         * config/ia64/t-glibc (LIB2ADDEH): Remove.
10829         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
10830         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
10831         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
10832         ../libgcc/config/ia64.
10833         * config/ia64/t-hpux (LIB2ADDEH): Remove.
10834         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
10835         * config/ia64/t-vms (LIB2ADDEH): Remove.
10836         * config/ia64/vms.h (UNW_IVMS_MODE,
10837         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
10838         * config/picochip/t-picochip (LIB2ADDEH): Remove.
10839         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
10840         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
10841         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
10842         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
10843         $(srcdir)/../libgcc to refer to unwinder sources.
10844         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
10845         * config/t-darwin (LIB2ADDEH): Remove.
10846         * config/t-freebsd (LIB2ADDEH): Remove.
10847         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
10848         * config/t-libunwind-elf: Move to ../libgcc/config.
10849         * config/t-linux (LIB2ADDEH): Remove.
10850         * config/t-sol2 (LIB2ADDEH): Remove.
10851         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
10852         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
10853
10854 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
10855
10856         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
10857
10858         * doc/invoke.texi: Document core-avx-i.
10859
10860 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10861
10862         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
10863
10864 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
10865
10866         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
10867         result of multiple results reduction when extracting the final
10868         value using scalar code.
10869
10870 2011-08-05  Richard Guenther  <rguenther@suse.de>
10871
10872         PR tree-optimization/49984
10873         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
10874
10875 2011-08-05  Richard Guenther  <rguenther@suse.de>
10876
10877         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
10878         return true for constant integer ranges.
10879         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
10880         BIT_IOR_EXPR handling.
10881
10882 2011-08-04  Kai Tietz  <ktietz@redhat.com>
10883
10884         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
10885         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
10886
10887 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
10888
10889         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
10890         pattern def statement, and its access macro.
10891         (NUM_PATTERNS): Set to 5.
10892         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
10893         pattern def statement.
10894         (vect_transform_loop): Likewise.
10895         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
10896         function vect_recog_over_widening_pattern ().
10897         (vect_operation_fits_smaller_type): New function.
10898         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
10899         Likewise.
10900         (vect_pattern_recog_1): Move the code that marks pattern
10901         statements to vect_mark_pattern_stmts (), and call it.  Update
10902         documentation.
10903         * tree-vect-stmts.c (vect_supportable_shift): New function.
10904         (vect_analyze_stmt): Handle pattern def statement.
10905         (new_stmt_vec_info): Initialize pattern def statement.
10906
10907 2011-08-04  Richard Henderson  <rth@redhat.com>
10908
10909         PR target/49964
10910         * config/i386/i386.c (ix86_expand_call): Don't create nested
10911         PARALLELs for TARGET_VZEROUPPER.
10912         (ix86_split_call_vzeroupper): Fix extraction of the original call.
10913         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
10914         recognize nested PARALLELs.
10915         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
10916         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
10917         *sibcall_value_pop_vzeroupper): Likewise.
10918
10919 2011-08-04  Richard Henderson  <rth@redhat.com>
10920
10921         PR middle-end/49968
10922         * calls.c (expand_call): Use fixup_args_size_notes for
10923         emit_stack_restore.
10924         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
10925         in non-standard modes.
10926
10927 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
10928
10929         * gcc.c (self_spec): New variable.
10930         (static_specs): Add self_spec.
10931         (main): Call do_self_spec on "self_spec" specs after reading
10932         user specs files.  Move compare_debug handling right after that.
10933
10934 2011-08-04  Richard Guenther  <rguenther@suse.de>
10935
10936         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
10937         (value_range_nonnegative_p): New function.
10938         (ssa_name_nonnegative_p): Use it.
10939         (value_range_constant_singleton): New function.
10940         (op_with_constant_singleton_value_range): Use it.
10941         (extract_range_from_binary_expr_1): New function, split out from ...
10942         (extract_range_from_binary_expr): ... this.  Remove fallback
10943         constant folding done here.
10944
10945 2011-08-04  Richard Guenther  <rguenther@suse.de>
10946
10947         PR tree-optimization/49806
10948         * tree-vrp.c (op_with_boolean_value_range_p): New function.
10949         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
10950         a new statement for a final conversion to bool.
10951
10952 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
10953
10954         * gengtype-state.c: Include "bconfig.h" if
10955         GENERATOR_FILE is defined, "config.h" otherwise.
10956         * gengtype.c: Likewise.
10957         * gengtype-lex.l: Likewise.
10958         * gengtype-parse.c: Likewise.
10959         * Makefile.in (gengtype-lex.o-warn): New variable.
10960         (plugin_resourcesdir): Likewise.
10961         (plugin_bindir): Likewise.
10962         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
10963         (MOSTLYCLEANFILES): Add gengtype$(exeext).
10964         (native): Depend on gengtype$(exeext) is $enable_plugin
10965         is set to "yes".
10966         (gtype.state): Depend on s-gtype. Use temporary file.
10967         (gengtype-lex.o): New rule.
10968         (gengtype-parse.o): Likewise.
10969         (gengtype-state.o): Likewise.
10970         (gengtype$(exeext)): Likewise.
10971         (install-gengtype): Likewise.
10972         (gengtype.o): Likewise.
10973         (build/gengtype.o): Depend on version.h.
10974         (build/gengtype-state): Depend on double-int.h, version.h,
10975         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
10976         (install-plugin): Depend on install-gengtype.
10977
10978 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
10979
10980         PR middle-end/49905
10981         * tree.h (init_attributes): New prototype.
10982         * attribs.c (init_attributes): No longer static.
10983
10984 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10985
10986         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
10987         maybe_suffix.
10988
10989 2011-08-03   David Li  <davidxl@google.com>
10990
10991         * tree-optimize.c (execute_fixup_cfg): Fix up entry
10992         outgoing edge counts after inlining.
10993
10994 2011-08-03   David Li  <davidxl@google.com>
10995
10996         * profile.c (compute_branch_probabilities): Compute
10997         function frequency after profile annotation.
10998
10999 2011-08-04  Alan Modra  <amodra@gmail.com>
11000
11001         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
11002         use_backchain_to_restore_sp initialisation.
11003         (rs6000_legitimate_offset_address_p): Simplify offset test.
11004
11005 2011-08-03  Richard Henderson  <rth@redhat.com>
11006
11007         * config/spu/spu.md: Use define_c_enum instead of define_constants.
11008         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
11009         (UNSPECV_NOP): New.
11010
11011 2011-08-03  Richard Henderson  <rth@redhat.com>
11012
11013         PR target/34888
11014         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
11015
11016 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
11017
11018         PR tree-optimization/49948
11019         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
11020
11021 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
11022
11023         * config/m32c/m32c.c (class_sizes): Remove.
11024         (reduce_class): Change arguments and return type to reg_class_t.
11025         Change type cc var to HARD_REG_SET. Change type best var to
11026         reg_class_t. Change type best_size var to unsigned int. Remove
11027         initialization class_sizes var. Use reg_class_size array instead
11028         of class_sizes. Use reg_class_contents array instead
11029         of class_contents.
11030
11031 2011-08-03  Richard Guenther  <rguenther@suse.de>
11032
11033         PR middle-end/49958
11034         * fold-const.c (fold_binary_loc): Only associate
11035         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
11036         overflow wraps.
11037
11038 2011-08-03  Alan Modra  <amodra@gmail.com>
11039
11040         PR rtl-optimization/49941
11041         * jump.c (mark_jump_label): Comment.
11042         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
11043         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
11044         (mark_used_flags): Don't mark RETURN.
11045
11046 2011-08-03  Richard Guenther  <rguenther@suse.de>
11047
11048         PR tree-optimization/49938
11049         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
11050         deal with a POLYNOMIAL_CHREC.
11051
11052 2011-08-03  Revital Eres  <revital.eres@linaro.org>
11053
11054         * modulo-sched.c (calculate_stage_count,
11055         calculate_must_precede_follow, get_sched_window,
11056         try_scheduling_node_in_cycle, remove_node_from_ps): Add
11057         declaration.
11058         (update_node_sched_params, set_must_precede_follow, optimize_sc):
11059         New functions.
11060         (reset_sched_times): Call update_node_sched_params.
11061         (sms_schedule): Call optimize_sc.
11062         (get_sched_window): Change function arguments.
11063         (sms_schedule_by_order): Update call to get_sched_window.
11064         Call set_must_precede_follow.
11065         (calculate_stage_count): Add function argument.
11066
11067 2011-08-02  Richard Henderson  <rth@redhat.com>
11068
11069         PR target/49864
11070         PR target/49879
11071         * reg-notes.def (REG_ARGS_SIZE): New.
11072         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
11073         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
11074         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
11075         different stack levels.
11076         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
11077         (maybe_move_args_size_note): New.
11078         (combine_stack_adjustments_for_block): Use it.
11079         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
11080         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
11081         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
11082         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
11083         (cur_cfa): New.
11084         (queued_args_size): Remove.
11085         (add_cfi_args_size): Assert size is non-negative.
11086         (stack_adjust_offset, dwarf2out_args_size): Remove.
11087         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
11088         (notice_args_size, notice_eh_throw): New.
11089         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
11090         (dwarf2out_frame_debug_adjust_cfa): Likewise.
11091         (dwarf2out_frame_debug_cfa_offset): Likewise.
11092         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
11093         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
11094         (change_cfi_row): Don't emit args_size.
11095         (maybe_record_trace_start_abnormal): Split out from ...
11096         (maybe_record_trace_start): Here.  Set args_size_undefined.
11097         (create_trace_edges): Update to match.
11098         (scan_trace): Handle REG_ARGS_SIZE.
11099         (connect_traces): Connect args_size between EH insns.
11100         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
11101         * explow.c (suppress_reg_args_size): New.
11102         (adjust_stack_1): Split out from ...
11103         (adjust_stack): ... here.
11104         (anti_adjust_stack): Use it.
11105         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
11106         * expr.c (mem_autoinc_base): New.
11107         (fixup_args_size_notes): New.
11108         (emit_single_push_insn_1): Rename from emit_single_push_insn.
11109         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
11110         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
11111         * reload1.c (reload_as_needed): Likewise.
11112         * rtl.h (fixup_args_size_notes): Declare.
11113
11114 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
11115
11116         PR bootstrap/49914
11117         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
11118         of abs.
11119         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
11120         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
11121
11122 2011-08-02  Richard Henderson  <rth@redhat.com>
11123
11124         * config/h8300/h8300.c (push, pop): Return the insn.
11125         (h8300_swap_into_er6): Generate correct unwind info.
11126         (h8300_swap_out_of_er6): Likewise.
11127         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
11128         complex cfa expression.
11129         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
11130
11131 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
11132
11133         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
11134
11135 2011-08-02  Richard Henderson  <rth@redhat.com>
11136
11137         PR target/49878
11138         * config/h8300/h8300.c (h8300_move_ok): New.
11139         * config/h8300/h8300-protos.h: Declare it.
11140         * config/h8300/h8300.md (P): New mode iterator.
11141         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
11142         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
11143         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
11144         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
11145         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
11146         and pushqi1_h8300hs_normal; use PRE_MODIFY and
11147         register_no_sp_elim_operand.
11148         (*pushhi1_h8300hs_<P>): Similarly.
11149         (pushqi1, pushhi1, pushhi1_h8300): Remove.
11150         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
11151
11152 2011-08-02  Richard Henderson  <rth@redhat.com>
11153
11154         PR target/49881
11155         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
11156
11157 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
11158
11159         * c-parser.c (enum c_parser_prec): New enum, moved from within
11160         c_parser_binary_expression.
11161         (c_parser_binary_expression): Add PREC argument.  Stop parsing
11162         if operator has lower or equal precedence than PREC.
11163         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
11164         callers.
11165         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
11166         Adjust c_finish_omp_atomic caller.
11167         (c_parser_omp_taskyield): New function.
11168         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
11169         (c_parser_omp_clause_name): Handle final and mergeable clauses.
11170         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
11171         functions.
11172         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
11173         and PRAGMA_OMP_CLAUSE_MERGEABLE.
11174         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
11175         (c_parser_omp_clause_reduction): Handle min and max.
11176         * c-typeck.c (c_finish_omp_clauses): Don't complain about
11177         const qualified predetermined vars in firstprivate clause.
11178         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11179         Handle MIN_EXPR and MAX_EXPR.
11180         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
11181         and OMP_CLAUSE_MERGEABLE.
11182         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
11183         and OMP_ATOMIC_CAPTURE_NEW.
11184         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
11185         OMP_CLAUSE_MERGEABLE.
11186         (omp_clause_code_name): Likewise.
11187         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11188         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
11189         and OMP_CLAUSE_MERGEABLE.
11190         (OMP_CLAUSE_FINAL_EXPR): Define.
11191         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
11192         OMP_CLAUSE_MERGEABLE.
11193         (expand_task_call): Likewise.
11194         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
11195         (expand_omp_atomic_fetch_op): Handle cases where old or new
11196         value is needed afterwards.
11197         (expand_omp_atomic): Call expand_omp_atomic_load resp.
11198         expand_omp_atomic_store.
11199         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
11200         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
11201         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
11202         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11203         * tree-nested.c (convert_nonlocal_omp_clauses,
11204         convert_local_omp_clauses): Likewise.
11205         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
11206         OMP_ATOMIC_CAPTURE_NEW): New.
11207         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
11208         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
11209         New inlines.
11210         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
11211         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
11212         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11213
11214 2011-08-02  Kai Tietz  <ktietz@redhat.com>
11215
11216         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
11217         boolean-type.
11218         (ssa_forward_propagate_and_combine): Interprete result of
11219         forward_propagate_comparison.
11220         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
11221         boolean-typed operands for comparisons.
11222
11223 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
11224
11225         * config/avr/libgcc.S: Gather related function in the
11226         same input section.
11227         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
11228         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
11229         references.
11230         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
11231         __udivmodsi4, __divmodsi4, __prologue_saves__,
11232         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
11233         __do_copy_data, __do_clear_bss, __do_global_ctors,
11234         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
11235
11236 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
11237
11238         PR target/47766
11239         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
11240         (stack_protect_test): The pattern compares ptr_mode value.
11241
11242 2011-08-02  Alan Modra  <amodra@gmail.com>
11243
11244         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
11245         note for save_LR_around_toc_setup sequence.
11246
11247 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11248
11249         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
11250
11251 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
11252             Joseph Myers  <joseph@codesourcery.com>
11253
11254         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
11255         * hwint.c: Include diagnostic-core.h.
11256         (abs_hwi): New.
11257         (gcd): Moved here...
11258         (pos_mul_hwi): New.
11259         (mul_hwi): New.
11260         (least_common_multiple): Moved here...
11261         * hwint.h (gcd): ... from here.
11262         (least_common_multiple): ... from here.
11263         (HOST_WIDE_INT_MIN): New.
11264         (HOST_WIDE_INT_MAX): New.
11265         (abs_hwi): Declared.
11266         (gcd): Declared.
11267         (pos_mul_hwi): Declared.
11268         (mul_hwi): Declared.
11269         (least_common_multiple): Declared.
11270         * omega.c (check_pos_mul): Removed.
11271         (check_mul): Removed.
11272         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
11273         mul_hwi instead of check_mul.
11274
11275 2011-08-01  Richard Henderson  <rth@redhat.com>
11276
11277         PR target/49881
11278         * config/avr/avr.h (PUSH_ROUNDING): New.
11279         * config/avr/avr.md (pushqi1): Rename from *pushqi.
11280         (*pushhi, *pushsi, *pushsf): Remove.
11281         (MPUSH): New mode iterator.
11282         (push<MPUSH>1): New expander.
11283
11284 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
11285
11286         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
11287         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
11288         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
11289         mmix_preferred_output_reload_class): Remove.
11290         * config/mmix/mmix.c (mmix_preferred_reload_class,
11291         mmix_preferred_output_reload_class): Make static. Change rclass
11292         argument and return type to reg_class_t.
11293         (TARGET_PREFERRED_RELOAD_CLASS,
11294         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11295
11296 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
11297
11298         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
11299         handling.
11300
11301 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11302
11303         PR target/47766
11304         * config/i386/i386.md (PTR): New.
11305         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
11306         (stack_protect_test): Likewise.
11307         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
11308         (stack_tls_protect_set_<mode>): Likewise.
11309         (stack_tls_protect_test_<mode>): Likewise.
11310
11311 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
11312
11313         PR target/49927
11314         * config/i386/i386.c (ix86_address_subreg_operand): New.
11315         (ix86_decompose_address): Use ix86_address_subreg_operand.
11316         (ix86_legitimate_address_p): Do not assert that subregs satisfy
11317         register_no_elim_operand in DImode.
11318
11319 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
11320
11321         PR tree-optimization/49926
11322         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
11323         in a chain doesn't have uses both inside and outside the loop.
11324
11325 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11326
11327         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
11328         * config/avr/avr-devices.c (avr_mcu_types): Use it.
11329         * config/avr/avr-mcus.def (AVR_MCU): Use it.
11330         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
11331         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
11332         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
11333         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
11334         to detect if XJMP must not be skipped.
11335
11336 2011-08-02  Alan Modra  <amodra@gmail.com>
11337
11338         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
11339         Delete.
11340         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
11341         (rs6000_emit_prologue): Don't prematurely return when
11342         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
11343         save_toc_in_prologue case.
11344         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
11345         calls_alloca.
11346
11347 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11348
11349         * config/avr/avr-devices.c: Delete SVN property svn:executable.
11350         * config/avr/predicates.md: Ditto.
11351         * config/avr/driver-avr.c: Ditto.
11352         * config/avr/genopt.sh: Set SVN property svn:executable to *.
11353
11354 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11355
11356         * calls.c (emit_library_call_value_1): Declare size only if
11357         BLOCK_REG_PADDING is defined.
11358
11359 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
11360
11361         PR target/49547
11362         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
11363         (x86_64-*-*): Likewise.
11364         * config/i386/i386.opt (mlzcnt): New.
11365         * config/i386/abmintrin.h: File removed.
11366         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
11367         * config/i386/lzcntintrin.h: ... here.  New file.
11368         (__lzcnt): Rename to ...
11369         (__lzcnt32): ... this.
11370         * config/i386/bmiintrin.h (head): Update copyright year.
11371         (__lzcnt_u16): Removed.
11372         (__lzcnt_u32): Likewise.
11373         (__lzcnt_u64): Likewise.
11374         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
11375         is defined, remove abmintrin.h.
11376         * config/i386/cpuid.h (bit_LZCNT): New.
11377         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11378         LZCNT feature.
11379         * config/i386/i386-c.c (ix86_target_macros_internal): Define
11380         __LZCNT__ if needed.
11381         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
11382         (ix86_option_override_internal): Handle LZCNT option.
11383         (ix86_valid_target_attribute_inner_p): Likewise.
11384         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
11385         * config/i386/i386.h (TARGET_LZCNT): New.
11386         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
11387         * config/i386/i386.md (clz<mode>2): Update insn constraint.
11388         (clz<mode>2_lzcnt): Likewise.
11389         * doc/invoke.texi: Mention -mlzcnt option.
11390         * doc/extend.texi: Likewise.
11391
11392 2011-08-01  Julian Brown  <julian@codesourcery.com>
11393
11394         * configure.ac (fixed-point): Add ARM support.
11395         * configure: Regenerate.
11396         * config/arm/arm.c (arm_fixed_mode_set): New struct.
11397         (arm_set_fixed_optab_libfunc): New.
11398         (arm_set_fixed_conv_libfunc): New.
11399         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
11400         ARM-specific names.
11401         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
11402         return values in SImode.
11403         (arm_return_in_msb): Return fixed-point types in the msb.
11404         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
11405         upwards.
11406         (arm_scalar_mode_supported_p): Support fixed-point modes.
11407         (arm_vector_mode_supported_p): Support vector fixed-point modes.
11408         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
11409         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
11410         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
11411         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
11412         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
11413         New mode iterators.
11414         (qaddsub_suf): New mode attribute.
11415         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
11416         vector modes.
11417         * config/arm/predicates.md (sat_shift_operator): New predicate.
11418         * config/arm/arm-fixed.md: New.
11419         * config/arm/arm.md: Include arm-fixed.md.
11420         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
11421
11422 2011-08-01  Julian Brown  <julian@codesourcery.com>
11423
11424         * calls.c (emit_library_call_value_1): Support padding for libcall
11425         arguments and return values.
11426         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
11427         downwards in big-endian mode.
11428
11429 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11430
11431         PR debug/49887
11432         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
11433         * config/sol2-protos.h: Likewise.
11434         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
11435         solaris_code_end.
11436         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
11437         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
11438         solaris_file_end.
11439         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
11440
11441 2011-08-01  Julian Brown  <julian@codesourcery.com>
11442
11443         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
11444
11445 2011-08-01  Julian Brown  <julian@codesourcery.com>
11446
11447         * final.c (output_addr_const): Print fixed-point constants as
11448         decimal not hex.
11449
11450 2011-08-01  Richard Guenther  <rguenther@suse.de>
11451
11452         * stor-layout.c (initialize_sizetypes): Properly sign-extend
11453         bitsiztype TYPE_MAX_VALUE.
11454
11455 2011-08-01  Julian Brown  <julian@codesourcery.com>
11456
11457         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
11458         comparison helpers.
11459
11460 2011-07-31  Richard Henderson  <rth@redhat.com>
11461
11462         * config/h8300/crti.asm: Add flags to .section directive.
11463         * config/h8300/crtn.asm: Likewise.
11464
11465 2011-07-31  Richard Henderson  <rth@redhat.com>
11466
11467         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
11468         * tree.c (build_common_tree_nodes): Likewise.
11469
11470 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
11471
11472         PR target/49880
11473         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
11474         (divsi3_i1): Likewise.
11475
11476 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11477
11478         PR tree-optimization/49749
11479         * tree-ssa-reassoc.c (get_rank): New forward declaration.
11480         (PHI_LOOP_BIAS): New macro.
11481         (phi_rank): New function.
11482         (loop_carried_phi): Likewise.
11483         (propagate_rank): Likewise.
11484         (get_rank): Add calls to phi_rank and propagate_rank.
11485
11486 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
11487
11488         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
11489         of TARGET_64BIT.
11490         (PTRDIFF_TYPE): Likewise.
11491
11492 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
11493
11494         PR target/49920
11495         * config/i386/i386.md (strset): Do not expand strset_singleop
11496         when %eax or $edi are fixed.
11497         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
11498         (*strsetsi_1): Ditto.
11499         (*strsethi_1): Ditto.
11500         (*strsetqi_1): Ditto.
11501         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
11502         (*rep_stossi): Ditto.
11503         (*rep_stosqi): Ditto.
11504         (*strlenqi_1): Ditto.
11505         (cmpstrnsi): Also fail when %ecx is fixed.
11506         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
11507         (*cmpstrnqi_1): Ditto.
11508         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
11509         (*strmovsi_1): Ditto.
11510         (*strmovhi_1): Ditto.
11511         (*strmovqi_1): Ditto.
11512         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
11513         (*rep_movsi): Ditto.
11514         (*rep_movqi): Ditto.
11515
11516 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
11517
11518         PR target/47908
11519         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
11520         Disable instruction scheduling for non-ColdFire targets.
11521         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
11522
11523 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11524
11525         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
11526         of anti-dep edge from a branch.
11527         (add_cross_iteration_register_deps): Create anti-dep edge from
11528         a branch.
11529
11530 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11531
11532         * modulo-sched.c: Change comment.
11533         (reset_sched_times): Fix print message.
11534         (print_partial_schedule): Add print info.
11535
11536 2011-07-31  Tom de Vries  <tom@codesourcery.com>
11537
11538         PR middle-end/43513
11539         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
11540         get_object_alignment and TYPE_ALIGN.
11541
11542 2011-07-30  Tom de Vries  <tom@codesourcery.com>
11543
11544         PR middle-end/43513
11545         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
11546         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
11547
11548 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11549
11550         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
11551         <sys/sbd.h>.
11552         (cpu_types): New array.
11553         (cputype): New function.
11554         (host_detect_local_cpu): Only define buf, f if !__sgi__.
11555         Use scaninvent instead of /proc/cpuinfo if __sgi__.
11556         * config.host: Also use driver-native.o, mips/x-native on
11557         mips-sgi-irix*.
11558         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
11559         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
11560         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
11561
11562 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
11563
11564         PR middle-end/49897
11565         PR middle-end/49898
11566         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
11567         in nested parallel and outer is a gimple_reg, mark it as addressable
11568         and set its bit in task_shared_vars bitmap too.
11569
11570 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11571
11572         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
11573
11574 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11575
11576         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
11577         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
11578         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
11579         AMASK_LOCKPFTCHOK): Define.
11580         (host_detect_local_cpu): Remove buf, f, cpu_names.
11581         Define cpu_types, implver, amask.
11582         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
11583         native CPU.
11584         * config.host: Also use driver-alpha.o, alpha/x-alpha on
11585         alpha*-dec-osf*.
11586         * config/alpha/osf5.h [__alpha__ || __alpha]
11587         (host_detect_local_cpu): Declare.
11588         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
11589         (DRIVER_SELF_SPECS): Define.
11590
11591 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11592
11593         PR target/47715
11594         * config/i386/i386.md (*load_tp_x32): New.
11595         (*load_tp_x32_zext): Ditto.
11596         (*add_tp_x32): Ditto.
11597         (*add_tp_x32_zext): Ditto.
11598         (*load_tp_<mode>): Disable for TARGET_X32 targets.
11599         (*add_tp_<mode>): Ditto.
11600         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
11601         ptr_mode and convert to Pmode if needed.
11602
11603 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11604
11605         PR target/49687
11606         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
11607         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
11608         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
11609         Add X to register footprint: Clobber r26/r27.
11610
11611 2011-07-29  Richard Guenther  <rguenther@suse.de>
11612
11613         * builtins.c (fold_builtin_signbit): Build the comparison
11614         with a proper type.
11615
11616 2011-07-29  Richard Guenther  <rguenther@suse.de>
11617
11618         PR tree-optimization/49893
11619         * tree-predcom.c (suitable_reference_p): Volatile references
11620         are not suitable.
11621
11622 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11623
11624         PR target/49313
11625         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
11626         (__ctzsi2): Result for 0 may be undefined.
11627         (__ctzhi2): Result for 0 may be undefined.
11628         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
11629         (__popcountsi2): Ditto. And don't clobber r26.
11630         (__popcountdi2): Ditto. And don't clobber r27.
11631         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
11632         (parityhi2): New expand.
11633         (paritysi2): New expand.
11634         (popcounthi2): New expand.
11635         (popcountsi2): New expand.
11636         (clzhi2): New expand.
11637         (clzsi2): New expand.
11638         (ctzhi2): New expand.
11639         (ctzsi2): New expand.
11640         (ffshi2): New expand.
11641         (ffssi2): New expand.
11642         (copysignsf3): New insn.
11643         (bswapsi2): New expand.
11644         (*parityhi2.libgcc): New insn.
11645         (*parityqihi2.libgcc): New insn.
11646         (*paritysihi2.libgcc): New insn.
11647         (*popcounthi2.libgcc): New insn.
11648         (*popcountsi2.libgcc): New insn.
11649         (*popcountqi2.libgcc): New insn.
11650         (*popcountqihi2.libgcc): New insn-and-split.
11651         (*clzhi2.libgcc): New insn.
11652         (*clzsihi2.libgcc): New insn.
11653         (*ctzhi2.libgcc): New insn.
11654         (*ctzsihi2.libgcc): New insn.
11655         (*ffshi2.libgcc): New insn.
11656         (*ffssihi2.libgcc): New insn.
11657         (*bswapsi2.libgcc): New insn.
11658
11659 2011-07-29  Richard Guenther  <rguenther@suse.de>
11660
11661         * tree-vrp.c (get_value_range): Only set parameter default
11662         definitions to varying, leave others at undefined.
11663         (extract_range_from_binary_expr): Fix undefined handling.
11664         (vrp_visit_phi_node): Handle merged undefined state.
11665
11666 2011-07-29  Wei Guozhi  <carrot@google.com>
11667
11668         PR rtl-optimization/49799
11669         * combine.c (make_compound_operation): Check if the bit field is valid
11670         before change it to bit field extraction.
11671
11672 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
11673
11674         PR rtl-optimization/49891
11675         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
11676         newly created returnjumps.
11677
11678 2011-07-28  DJ Delorie  <dj@redhat.com>
11679
11680         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
11681         local frame in a naked function, and produce a suitable error for
11682         that specific case.
11683
11684         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
11685         registers to be reloaded in HI classes when the target is HI.
11686
11687 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11688
11689         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
11690         bound_one, bound_two.
11691
11692 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11693
11694         PR middle-end/48648
11695         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
11696         CLAST assignments.
11697         (translate_clast): Same.
11698         (translate_clast_assignment): New.
11699
11700 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
11701
11702         PR tree-optimization/49876
11703         * sese.c (rename_uses): Do not return false on gloog_error: set
11704         the new_expr to integer_zero_node and continue code generation.
11705         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
11706
11707 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
11708
11709         PR debug/49846
11710         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
11711         arguments also check if they aren't initialized with a MODE_INT
11712         mode of the same size.
11713
11714 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
11715
11716         * expr.c (get_bit_range): Handle *MEM_REF's.
11717
11718 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
11719
11720         * rtlanal.c (tablejump_p): False for returns.
11721         * reorg.c (first_active_target_insn): New static function.
11722         (find_end_label): Set JUMP_LABEL for a new returnjump.
11723         (optimize_skip, get_jump_flags, rare_destination,
11724         mostly_true_jump, get_branch_condition,
11725         steal_delay_list_from_target, own_thread_p,
11726         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
11727         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
11728         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
11729         * jump.c (delete_related_insns): Likewise.
11730         (jump_to_label_p): New function.
11731         (redirect_target): New static function.
11732         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
11733         (redirect_jump_1): Assert that the new label is nonnull.
11734         (redirect_jump): Likewise.
11735         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
11736         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
11737         exit block.
11738         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
11739         changed.  Ensure that the right label is passed to redirect_jump.
11740         * function.c (emit_return_into_block,
11741         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
11742         ret_rtx in their JUMP_LABEL.
11743         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
11744         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
11745         pass ret_rtx as label.
11746         * cfglayout.c (fixup_reorder_chain): Use
11747         force_nonfallthru_and_redirect rather than force_nonfallthru.
11748         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
11749         * rtl.h (ANY_RETURN_P): New macro.
11750         (jump_to_label_p): Declare.
11751         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
11752         JUMP_LABELs.
11753         (mark_target_live_regs): Likewise.
11754         * basic-block.h (force_nonfallthru_and_redirect): Declare.
11755         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
11756         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
11757         alpha_tablejump_best_label): Remove functions.
11758         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
11759         alpha_tablejump_best_label): Remove declarations.
11760         * config/sh/sh.c (barrier_align, split_branches): Adjust for
11761         ret_rtx in JUMP_LABELs.
11762         * config/arm/arm.c (is_jump_table): Likewise.
11763
11764 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
11765
11766         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
11767         special predicate.  Remove explicit mode checks.
11768
11769 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
11770
11771         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
11772         DW_AT_data_member_location containing just DW_OP_plus_uconst.
11773
11774         PR debug/49871
11775         * dwarf2out.c (size_of_die, value_format, output_die): Use
11776         DW_FORM_udata instead of DW_FORM_data[48] for
11777         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
11778
11779 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
11780
11781         * config/i386/i386.md (*tls_global_dynamic_64): Update
11782         length attribute.
11783
11784 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
11785
11786         PR target/47715
11787         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
11788         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
11789         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
11790         (tls_dynamic_gnu2_64): Ditto.
11791         (*tls_dynamic_gnu2_lea_64): Ditto.
11792         (*tls_dynamic_gnu2_call_64): Ditto.
11793         (*tls_dynamic_gnu2_combine_64): Ditto.
11794
11795 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
11796
11797         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
11798
11799 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
11800
11801         PR target/47364
11802         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
11803
11804 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11805
11806         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
11807         before the core constraints. Adjust attributes.
11808         ("*thumb2_movdf_vfp"): Likewise.
11809
11810 2011-07-28  Kai Tietz  <ktietz@redhat.com>
11811
11812         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
11813         (simplify_truth_ops_using_ranges): Likewise.
11814         (build_assert_expr_for): Likewise.
11815         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
11816         and handle BIT_NOT_EXPR for truth-operation.
11817
11818 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
11819
11820         PR target/49313
11821         Undo r176835 from trunk
11822         2011-07-27  Georg-Johann Lay
11823
11824 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
11825
11826         PR target/49687
11827         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
11828         Add _muluhisi3, _mulshisi3, _usmulhisi3.
11829         * config/avr/libgcc.S (__mulsi3): Rewrite.
11830         (__mulhisi3): Rewrite.
11831         (__umulhisi3): Rewrite.
11832         (__usmulhisi3): New.
11833         (__muluhisi3): New.
11834         (__mulshisi3): New.
11835         (__mulohisi3): New.
11836         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
11837         declare.
11838         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
11839         (pseudo_register_or_const_int_operand): New.
11840         (combine_pseudo_register_operand): New.
11841         (u16_operand): New.
11842         (s16_operand): New.
11843         (o16_operand): New.
11844         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
11845         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
11846         (any_extend, any_extend2): New code iterators.
11847         (extend_prefix): New code attribute.
11848         (mulsi3): Rewrite. Turn insn to expander.
11849         (mulhisi3): Ditto.
11850         (umulhisi3): Ditto.
11851         (usmulhisi3): New expander.
11852         (*mulsi3): New insn-and-split.
11853         (mulu<mode>si3): New insn-and-split.
11854         (muls<mode>si3): New insn-and-split.
11855         (mulohisi3): New insn-and-split.
11856         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
11857         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
11858         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
11859         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
11860         insn-and-split.
11861         (*mulsi3_call): Rewrite.
11862         (*mulhisi3_call): Rewrite.
11863         (*umulhisi3_call): Rewrite.
11864         (*usmulhisi3_call): New insn.
11865         (*muluhisi3_call): New insn.
11866         (*mulshisi3_call): New insn.
11867         (*mulohisi3_call): New insn.
11868         (extendqihi2): Use combine_pseudo_register_operand as predicate
11869         for operand 1.
11870         (extendqisi2): Ditto.
11871         (zero_extendqihi2): Ditto.
11872         (zero_extendqisi2): Ditto.
11873         (zero_extendhisi2): Ditto.
11874         (extendhisi2): Ditto. Don't early-clobber operand 0.
11875
11876 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
11877
11878         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
11879
11880 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
11881
11882         PR tree-optimization/49471
11883         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
11884         iv only when the largest type is unsigned.  Do not call
11885         lang_hooks.types.type_for_size.
11886
11887 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
11888
11889         PR middle-end/45450
11890         * graphite-poly.c (apply_poly_transforms): Disable legality check
11891         after an openscop read.
11892
11893 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
11894
11895         PR middle-end/47691
11896         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
11897         copy_bb_and_scalar_dependences.
11898         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
11899         (graphite_copy_stmts_from_block): Update call to rename_uses.
11900         (copy_bb_and_scalar_dependences): Update call to
11901         graphite_copy_stmts_from_block.
11902         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
11903
11904 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
11905
11906         PR target/49313
11907         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
11908         (__ctzsi2): Result for 0 may be undefined.
11909         (__ctzhi2): Result for 0 may be undefined.
11910         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
11911         (__popcountsi2): Ditto. And don't clobber r26.
11912         (__popcountdi2): Ditto. And don't clobber r27.
11913         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
11914         (parityhi2): New expand.
11915         (paritysi2): New expand.
11916         (popcounthi2): New expand.
11917         (popcountsi2): New expand.
11918         (clzhi2): New expand.
11919         (clzsi2): New expand.
11920         (ctzhi2): New expand.
11921         (ctzsi2): New expand.
11922         (ffshi2): New expand.
11923         (ffssi2): New expand.
11924         (copysignsf3): New insn.
11925         (bswapsi2): New expand.
11926         (*parityhi2.libgcc): New insn.
11927         (*parityqihi2.libgcc): New insn.
11928         (*paritysihi2.libgcc): New insn.
11929         (*popcounthi2.libgcc): New insn.
11930         (*popcountsi2.libgcc): New insn.
11931         (*popcountqi2.libgcc): New insn.
11932         (*popcountqihi2.libgcc): New insn-and-split.
11933         (*clzhi2.libgcc): New insn.
11934         (*clzsihi2.libgcc): New insn.
11935         (*ctzhi2.libgcc): New insn.
11936         (*ctzsihi2.libgcc): New insn.
11937         (*ffshi2.libgcc): New insn.
11938         (*ffssihi2.libgcc): New insn.
11939         (*bswapsi2.libgcc): New insn.
11940
11941 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
11942
11943         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
11944         the mode of symbolic_opreand RTXes.
11945
11946 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
11947
11948         * config/i386/predicates.md (x86_64_movabs_operand): Return false
11949         for pic_32bit_operand RTXes.
11950         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
11951         in DImode.
11952
11953 2011-07-27  Kai Tietz  <ktietz@redhat.com>
11954
11955         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
11956         for 32-bit, too.
11957         (ix86_handle_abi_attribute): Allow function attributes
11958         ms_abi/sysv_abi in 32-bit mode, too.
11959         * doc/extend.texi: Adjust attribute documentation.
11960
11961         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
11962         expression handling.
11963         (and_var_with_comparison_1): Likewise.
11964
11965 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
11966
11967         * params.h (ALLOW_STORE_DATA_RACES): New.
11968         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
11969         * Makefile.in (expr.o): Depend on PARAMS_H.
11970         * machmode.h (get_best_mode): Add argument.
11971         * fold-const.c (optimize_bit_field_compare): Add argument to
11972         get_best_mode.
11973         (fold_truthop): Same.
11974         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
11975         * expr.c (emit_group_store): Same.
11976         (copy_blkmode_from_reg): Same.
11977         (write_complex_part): Same.
11978         (optimize_bitfield_assignment_op): Add argument.
11979         Add argument to get_best_mode.
11980         (get_bit_range): New.
11981         (expand_assignment): Calculate maxbits and pass it down accordingly.
11982         (store_field): New argument.
11983         (expand_expr_real_2): New argument to store_field.  Include params.h.
11984         * expr.h (store_bit_field): New argument.
11985         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
11986         into account maxbits.
11987         * calls.c (store_unaligned_arguments_into_pseudos): New argument
11988         to store_bit_field.
11989         * expmed.c (store_bit_field_1): New argument.  Use it.
11990         (store_bit_field): Same.
11991         (store_fixed_bit_field): Same.
11992         (store_split_bit_field): Same.
11993         (extract_bit_field_1): Pass new argument to get_best_mode.
11994         (extract_bit_field): Same.
11995         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
11996         * doc/invoke.texi: Document parameter allow-store-data-races.
11997
11998 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
11999
12000         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
12001
12002 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12003
12004         * tree-vrp.c (extract_range_from_binary_expr): Remove
12005         TRUTH-binary cases and add new bitwise-cases.
12006         (extract_range_from_assignment): Likewise.
12007         (register_edge_assert_for_1): Likeiwise.
12008         (register_edge_assert_for): Likewise.
12009         (simplify_truth_ops_using_ranges): Likewise.
12010         (simplify_stmt_using_ranges): Likewise.
12011
12012 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
12013
12014         PR target/47372
12015         * config/i386/i386.c (ix86_delegitimize_address): Call
12016         simplify_gen_subreg for PIC with mode of x only if modes of
12017         x and orig_x are different.
12018
12019 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
12020
12021         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
12022         to GC allocated copy of the string.
12023         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
12024         before .debug_line, not after it.
12025
12026 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12027
12028         PR middle-end/47046
12029         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
12030         evolution_function_is_affine_p on CHREC_RIGHT.
12031
12032 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12033
12034         * tree-data-ref.c (max_stmt_executions_tree): Do not call
12035         lang_hooks.types.type_for_size.
12036
12037 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12038
12039         PR middle-end/47653
12040         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
12041         loops using wrapping semantics.
12042
12043 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12044
12045         PR middle-end/48805
12046         * tree-scalar-evolution.c (instantiate_scev_r): Return
12047         chrec_dont_know for ADDR_EXPR.
12048
12049 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12050             H.J. Lu  <hongjiu.lu@intel.com>
12051
12052         PR target/47369
12053         PR target/49853
12054         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
12055         if legitimize_tls_address returned operand in wrong mode. Allow
12056         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
12057         if legitimize_pic_address returned operand in wrong mode.
12058
12059 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12060
12061         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
12062         return false for invariants.
12063
12064 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12065
12066         * config/i386/i386.md (add->lea splitter): Implement using SWI
12067         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
12068         (add->lea zext splitter): Change operand 2 predicate to
12069         x86_64_nonmemory_operand.
12070
12071 2011-07-26  Richard Guenther  <rguenther@suse.de>
12072
12073         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
12074         frequency makes everything hot.
12075
12076 2011-07-26  Richard Guenther  <rguenther@suse.de>
12077
12078         PR tree-optimization/49840
12079         * tree-vrp.c (range_fits_type_p): Properly handle full
12080         double-int precision.
12081
12082 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12083
12084         PR bootstrap/49786
12085         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
12086         counts.
12087         (update_specialized_profile): Likewise.
12088
12089 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12090             H.J. Lu  <hongjiu.lu@intel.com>
12091
12092         PR target/47381
12093         PR target/49832
12094         PR target/49833
12095         * config/i386/i386.md (i): Change SImode attribute to "e".
12096         (g): Change SImode attribute to "rme".
12097         (di): Change SImode attribute to "nF".
12098         (general_operand): Change SImode attribute to x86_64_general_operand.
12099         (general_szext_operand): Change SImode attribute to
12100         x86_64_szext_general_operand.
12101         (immediate_operand): Change SImode attribute to
12102         x86_64_immediate_operand.
12103         (nonmemory_operand): Change SImode attribute to
12104         x86_64_nonmemory_operand.
12105         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
12106         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
12107         (*lea_1): Use SWI48 mode iterator.
12108         (*lea_1_zext): New insn pattern.
12109         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
12110         (*bt<mode>): Ditto.
12111         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
12112         Update operand constraints.
12113         (addsi_1_zext): Ditto.
12114         (*add<mode>2): Ditto.
12115         (*addsi_3_zext): Ditto.
12116         (*subsi_1_zext): Ditto.
12117         (*subsi_2_zext): Ditto.
12118         (*subsi_3_zext): Ditto.
12119         (*addsi3_carry_zext): Ditto.
12120         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
12121         (*mulsi3_1_zext): Ditto.
12122         (*andsi_1): Ditto.
12123         (*andsi_1_zext): Ditto.
12124         (*andsi_2_zext): Ditto.
12125         (*<any_or:code>si_1_zext): Ditto.
12126         (*<any_or:code>si_2_zext): Ditto.
12127         (*test<mode>_1): Use <general_operand> predicate for operand 1.
12128         (*and<mode>_2): Ditto.
12129         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
12130         (add->lea splitter): Check operand modes in insn constraint.  Extend
12131         operands less than SImode wide to SImode.
12132         (add->lea zext splitter): Do not extend input operands to DImode.
12133         (*lea_general_1): Handle only QImode and HImode operands.
12134         (*lea_general_2): Ditto.
12135         (*lea_general_3): Ditto.
12136         (*lea_general_1_zext): Remove.
12137         (*lea_general_2_zext): Ditto.
12138         (*lea_general_3_zext): Ditto.
12139         (*lea_general_4): Check operand modes in insn constraint.  Extend
12140         operands less than SImode wide to SImode.
12141         (ashift->lea splitter): Ditto.
12142         * config/i386/i386.c (ix86_print_operand_address): Print address
12143         registers with 'q' modifier on 64bit targets.
12144         * config/i386/predicates.md (pic_32bit_opreand): Define as special
12145         predicate.  Reject non-SI and non-DI modes.
12146
12147 2011-07-25  Andrew Pinski  <apinski@cavium.com>
12148
12149         PR tree-opt/49671
12150         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
12151         TREE_THIS_NOTRAP into the inner most MEM_REF.
12152         Always copy TREE_THIS_VOLATILE.
12153         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
12154         arguments are not volatile references.
12155
12156 2011-07-25  Richard Henderson  <rth@redhat.com>
12157
12158         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
12159         * final.c (final_scan_insn): Don't test for it.
12160         (rest_of_clean_state): Likewise.
12161
12162 2011-07-25  Richard Henderson  <rth@redhat.com>
12163
12164         PR debug/49841
12165         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
12166         (emit_frame_save): Likewise.
12167         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
12168         insn onto a dummy blockage insn after the join label.
12169
12170 2011-07-25  Richard Henderson  <rth@redhat.com>
12171
12172         * dwarf2cfi.c (dw_trace_info): Add ID member.
12173         (get_trace_index): Remove.  Change users to use ID member.
12174         (before_next_cfi_note): New.
12175         (connect_traces): Remove unreachable traces before the main loop.
12176         Look across one trace and generate remember/restore_state if needed.
12177
12178 2011-07-25  Richard Henderson  <rth@redhat.com>
12179
12180         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
12181
12182 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
12183
12184         * genattr.c (write_upcase, gen_attr <enum definition writing>):
12185         Move to ...
12186         * genattr-common.c ... here.
12187         (main): Call gen_attr.
12188         * optc-gen.awk: Make generated program include insn-attr-common.h .
12189         * Makefile.in (oprions.o): Depend on insn-attr-common.h
12190
12191 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12192
12193         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12194         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12195         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
12196         m32c_print_operand, m32c_print_operand_address): Remove.
12197         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
12198         Change return type to bool. Change argument type to bool.
12199         (m32c_print_operand, m32c_print_operand_address): Make static.
12200         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12201         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12202
12203 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12204
12205         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
12206         attributes): Document mmap.
12207
12208 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12209
12210         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12211         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12212         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
12213         mmix_print_operand, mmix_print_operand_address): Remove.
12214         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
12215         Change return type to bool. Change argument type to bool.
12216         (mmix_print_operand, mmix_print_operand_address): Make static.
12217         (mmix_intval, mmix_output_condition): Change 'x' argument type
12218         to const_rtx.
12219         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12220         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12221
12222 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
12223
12224         PR target/39386
12225         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
12226         shift counter for x << x and x >> x shifts.
12227
12228 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12229
12230         PR target/47124
12231         * config.gcc: Reject *-*-solaris2 configuration.
12232
12233 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
12234
12235         PR tree-optimization/49809
12236         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
12237         gimple_get_lhs instead of gimple_assign_lhs.
12238
12239 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12240
12241         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
12242
12243 2011-07-25  Richard Guenther  <rguenther@suse.de>
12244
12245         PR tree-optimization/49822
12246         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
12247         more.  Make sure to preserve stmts with side-effects.  Properly
12248         handle virtual defs, follow a longer def chain.
12249
12250 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
12251
12252         PR plugins/45348
12253         PR plugins/48425
12254         PR plugins/46577
12255         * Makefile.in: Do not flatten c-family directory when installing
12256         plugin headers.
12257
12258 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
12259
12260         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
12261         original nodes if we are dealing with virtual clones.
12262
12263 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
12264
12265         * common/config/c6x/c6x-common.c: New file.
12266
12267 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
12268
12269         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
12270
12271 2011-07-25  Richard Guenther  <rguenther@suse.de>
12272
12273         PR tree-optimization/49715
12274         * tree-vrp.c: Include expr.h and optabs.h.
12275         (range_fits_type_): New function.
12276         (simplify_float_conversion_using_ranges): Likewise.
12277         (simplify_stmt_using_ranges): Call it.
12278         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
12279         * optabs.c (can_float_p): Export.
12280         * optabs.h (can_float_p): Declare.
12281
12282 2011-07-25  Richard Guenther  <rguenther@suse.de>
12283
12284         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
12285         (get_value_range): For out-of-range SSA names or names created
12286         after propagation return a read-only varying range.
12287         (dump_all_value_ranges): Adjust.
12288         (vrp_initialize): Likewise.
12289         (vrp_finalize): Likewise.
12290
12291 2011-07-24  Richard Henderson  <rth@redhat.com>
12292
12293         PR debug/49831
12294         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
12295         them entirely.
12296
12297 2011-07-24  Richard Henderson  <rth@redhat.com>
12298
12299         PR debug/49825
12300         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
12301         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
12302
12303 2011-07-24  Richard Henderson  <rth@redhat.com>
12304
12305         PR debug/49827
12306         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
12307
12308 2011-07-24  Richard Henderson  <rth@redhat.com>
12309
12310         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
12311         Zero args_size for abnormal edges.  Adjust all callers.
12312
12313 2011-07-24  Richard Henderson  <rth@redhat.com>
12314
12315         PR debug/49825
12316         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
12317
12318 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
12319
12320         PR bootstrap/49835
12321         * collect2.c (demangle_flag): Removed.
12322
12323 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
12324
12325         * configure.ac (demangler_in_ld): Default to yes.
12326         * configure: Regenerated.
12327         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
12328         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
12329         --no-demangle options straight through to ld.  When
12330         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
12331         way that has the intended effect on Windows.
12332
12333 2011-07-23  Richard Henderson  <rth@redhat.com>
12334
12335         * dwarf2cfi.c: Include basic-block.h.
12336         (dw_label_info): Remove.
12337         (trace_work_list, trace_index): New.
12338         (remember_row, emit_cfa_remember): Remove.
12339         (dw_trace_info_hash, dw_trace_info_eq): New.
12340         (get_trace_index, get_trace_info): New.
12341         (save_point_p): New.
12342         (free_cfi_row): Remove.
12343         (add_cfi): Do not emit DW_CFA_remember_state.
12344         (cfa_row_equal_p): New.
12345         (barrier_args_size): Remove.
12346         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
12347         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
12348         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
12349         (dwarf2out_cfi_begin_epilogue): Remove.
12350         (dwarf2out_frame_debug_restore_state): Remove.
12351         (connect_traces, create_pseudo_cfg): New.
12352         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
12353         * Makefile.in (dwarf2cfi.o): Update.
12354
12355 2011-07-23  Richard Henderson  <rth@redhat.com>
12356
12357         * dwarf2cfi.c (dw_trace_info): New.
12358         (dw_label_info): New.
12359         (cie_return_save): New.
12360         (cur_trace): New.
12361         (queued_args_size): Rename from args_size.  Update all users.
12362         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
12363         (def_cfa_1): Use cur_trace instead of cfa_*.
12364         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
12365         (clobbers_queued_reg_save, reg_saved_in): Likewise.
12366         (dwarf2out_frame_debug_expr): Likewise.
12367         (create_cie_data): Split out from ...
12368         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
12369
12370 2011-07-23  Richard Henderson  <rth@redhat.com>
12371
12372         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
12373         Update all users to match.
12374         (execute_dwarf2_frame): Free reg_saved_in_data.
12375
12376 2011-07-23  Richard Henderson  <rth@redhat.com>
12377
12378         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
12379         (queued_reg_saves): Don't GTY.  Change to a VEC.
12380         (queue_reg_save): Update to match.
12381         (dwarf2out_flush_queued_reg_saves): Likewise.
12382         (clobbers_queued_reg_save): Likewise.
12383         (reg_saved_in): Likewise.
12384         (execute_dwarf2_frame): Free queued_reg_saves.
12385
12386 2011-07-23  Richard Henderson  <rth@redhat.com>
12387
12388         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
12389
12390 2011-07-23  Richard Henderson  <rth@redhat.com>
12391
12392         * dwarf2cfi.c (add_cfi_args_size): Split out from...
12393         (dwarf2out_args_size): ... here.
12394         (add_cfi_restore): Split out from ...
12395         (dwarf2out_frame_debug_cfa_restore): ... here.
12396         (def_cfa_0): Split out from ...
12397         (def_cfa_1): ... here.
12398         (cfi_oprnd_equal_p, cfi_equal_p): New.
12399         (change_cfi_row): New.
12400         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
12401         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
12402         (output_cfis): Remove.
12403         * dwarf2out.c (output_fde): Simplify output_cfi loop.
12404         (dwarf2out_switch_text_section): Don't call output_cfis.
12405         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
12406         * dwarf2out.h: Update decls.
12407         (enum dw_val_class): Add dw_val_class_none.
12408
12409 2011-07-23  Richard Henderson  <rth@redhat.com>
12410
12411         * dwarf2cfi.c (update_row_reg_save): New.
12412         (dwarf2out_frame_debug_cfa_expression): Use it.
12413         (dwarf2out_frame_debug_cfa_restore): Likewise.
12414         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
12415
12416 2011-07-23  Richard Henderson  <rth@redhat.com>
12417
12418         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
12419
12420 2011-07-23  Richard Henderson  <rth@redhat.com>
12421
12422         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
12423         (cie_cfi_row): New.
12424         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
12425         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
12426         (cur_row, remember_row): New.
12427         (def_cfa_1): Use cur_row instead of the old_* variables.
12428         (dwarf2out_frame_debug_restore_state): Similarly.
12429         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
12430         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
12431         (dwarf2out_frame_debug_adjust_cfa): Likewise.
12432         (dwarf2out_frame_debug_cfa_offset): Likewise.
12433         (dwarf2out_frame_debug_expr): Likewise.
12434         (execute_dwarf2_frame): Set up cur_row.
12435         * dwarf2out.h (struct cfa_loc): Mark for GTY.
12436
12437 2011-07-23  Richard Henderson  <rth@redhat.com>
12438
12439         * basic-block.h (EDGE_PRESERVE): New.
12440         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
12441         * bb-reorder.c: Include except.h.
12442         (fix_up_crossing_landing_pad): New.
12443         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
12444         landing pads in the right partition.  Duplicate as necessary.
12445         (partition_hot_cold_basic_blocks): Fix up DF info after
12446         duplicating landing pads.
12447         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
12448         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
12449         is set properly.  Validate that EH edges are not CROSSING.
12450         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
12451         (dw2_build_landing_pads): ... here.
12452         (convert_to_eh_region_ranges): Remove code to fixup crossing
12453         landing pads.
12454         * except.h (expand_dw2_landing_pad_for_region): Declare.
12455         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
12456
12457 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
12458
12459         PR target/49816
12460         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
12461
12462 2011-07-22  Jason Merrill  <jason@redhat.com>
12463
12464         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
12465
12466 2011-07-22  Richard Henderson  <rth@redhat.com>
12467
12468         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
12469
12470 2011-07-22  Richard Henderson  <rth@redhat.com>
12471
12472         * jump.c (maybe_propagate_label_ref): Split out of...
12473         (mark_all_labels): ... here.  Do not attempt label_ref
12474         propagation while in cfglayout mode.
12475
12476 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12477
12478         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
12479         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
12480         (dwarf_attr_name): Handle DW_AT_GNU_macros.
12481         (dwarf2out_define): If the vector is empty and
12482         lineno is 0, emit a dummy entry first.
12483         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
12484         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
12485         optimize_macinfo_range): New functions.
12486         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
12487         mergeable, optimize longer strings using
12488         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
12489         optimize longer sequences of define/undef ops from headers
12490         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
12491         emit a section headers.
12492         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
12493         and macinfo_section_label to DEBUG_MACRO_SECTION
12494         resp. DEBUG_MACRO_SECTION_LABEL.
12495         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
12496         instead of DW_AT_macro_info.
12497
12498         PR other/32998
12499         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
12500         options.
12501         * dwarf2out.c: Include opts.h.
12502         (dchar_p): New typedef.  Define heap VEC for it.
12503         (producer_string): New variable.
12504         (gen_producer_string): New function.
12505         (gen_compile_unit_die): Use it.
12506         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
12507         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
12508         * doc/invoke.texi: Document -grecord-gcc-switches and
12509         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
12510         to -frecord-gcc-switches description.
12511
12512 2011-07-22  Jason Merrill  <jason@redhat.com>
12513
12514         PR c++/30112
12515         * c-decl.c (c_linkage_bindings): Define.
12516
12517 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
12518
12519         PR debug/49815
12520         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
12521
12522 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
12523
12524         * config/i386/i386.c (ix86_option_override_internal): Disallow
12525         MS ABI in x32 mode.
12526         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
12527         only for TARGET_LP64.
12528         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
12529
12530 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
12531
12532         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
12533         avoid warnings when GCC is built with a C++ compiler.
12534
12535 2011-07-22  Martin Jambor  <mjambor@suse.cz>
12536
12537         PR lto/49796
12538         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
12539         if decl node is in another partition, call cgraph_get_node only once.
12540
12541 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
12542
12543         * config.gcc (x86_64-*-linux*): Set
12544         default_gnu_indirect_function to yes.
12545
12546 2011-07-22  Richard Guenther  <rguenther@suse.de>
12547
12548         PR tree-optimization/45819
12549         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12550         preserve volatile and notrap flags.
12551
12552 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12553             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12554
12555         PR bootstrap/49794
12556         * configure.ac: Test AM_ICONV with CXX.
12557         * configure: Regenerate.
12558         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
12559
12560 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12561
12562         PR bootstrap/49797
12563         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
12564         (set_cloog_options): Use it.
12565
12566 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12567
12568         PR c++/49756
12569         * gcc.c (main): Call stack_limit_increase (64MB).
12570         * toplev.c (toplev_main): Likewise.
12571
12572 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12573
12574         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
12575         instead of force_reg.
12576
12577 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12578
12579         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
12580         needed and use force_reg after convert.
12581         (ix86_expand_call): Likewise.
12582         (ix86_expand_special_args_builtin): Likewise.
12583         (ix86_expand_builtin): Likewise.
12584
12585 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12586
12587         PR middle-end/47654
12588         PR middle-end/49649
12589         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
12590         in parameter.  Initialize v1 and v2 based on the values returned
12591         by clast_name_to_lb_ub.
12592         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
12593         values.
12594         (type_for_clast_bin): Same.
12595         (type_for_clast_expr): Same.
12596         (type_for_clast_eq): Update calls to type_for_clast_expr.
12597         (type_for_clast_for): Same.
12598         (build_iv_mapping): Same.
12599         * graphite-ppl.h (value_min): New.
12600
12601 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12602
12603         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
12604         types whenever possible.
12605
12606 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12607
12608         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
12609         and ub fields.
12610         (new_clast_name_index): Add lb and ub parameters.
12611         (free_clast_name_index): New.
12612         (clast_name_to_lb_ub): New.
12613         (save_clast_name_index): Add lb and ub parameters.
12614         (compute_bounds_for_param): New.
12615         (type_for_level): Removed.
12616         (type_for_clast_for): Removed level parameter.  Do not call
12617         type_for_level.
12618         (graphite_create_new_loop): Store the lb and ub for the clast_name
12619         of the iterator of the loop that has been generated.
12620         (graphite_create_new_loop_guard): Remove parameter level.
12621         (create_params_index): Store the lb and ub of each parameter.
12622         (gloog): Use free_clast_name_index.  Pass to create_params_index
12623         the current scop.
12624
12625 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12626
12627         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
12628         (max_precision_type): Inline max_signed_precision_type.
12629         (type_for_clast_red): Use max_precision_type.
12630         (type_for_clast_bin): Same.
12631         (type_for_clast_for): Same.
12632
12633 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12634
12635         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
12636         type_for_interval.
12637         (gcc_type_for_value): Renamed type_for_value.
12638         (gcc_type_for_clast_term): Renamed type_for_clast_term.
12639         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
12640         (gcc_type_for_clast_red): Renamed type_for_clast_red.
12641         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
12642         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
12643         (graphite_translate_clast_equation): Update calls.
12644         (compute_type_for_level): Renamed type_for_level.
12645         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
12646         (build_iv_mapping): Update calls.
12647         (graphite_create_new_loop_guard): Same.
12648
12649 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12650
12651         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
12652         comment.
12653
12654 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12655
12656         * graphite-clast-to-gimple.c (struct ivs_params): New.
12657         (clast_name_to_gcc): Use ivs_params to pass around parameters.
12658         (clast_to_gcc_expression): Same.
12659         (clast_to_gcc_expression_red): Same.
12660         (gcc_type_for_clast_term): Same.
12661         (gcc_type_for_clast_expr): Same.
12662         (gcc_type_for_clast_red): Same.
12663         (gcc_type_for_clast_bin): Same.
12664         (gcc_type_for_clast_eq): Same.
12665         (graphite_translate_clast_equation): Same.
12666         (graphite_create_guard_cond_expr): Same.
12667         (graphite_create_new_guard): Same.
12668         (graphite_create_new_loop): Same.
12669         (build_iv_mapping): Same.
12670         (translate_clast_user): Same.
12671         (graphite_create_new_loop_guard): Same.
12672         (translate_clast): Same.
12673         (translate_clast_for_loop): Same.
12674         (translate_clast_for): Same.
12675         (translate_clast_guard): Same.
12676         (initialize_cloog_names): Fix typo.
12677         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
12678
12679 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12680
12681         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
12682         (new_clast_name_index): Add level parameter.
12683         (clast_name_to_level): New.
12684         (save_clast_name_index): Add level parameter.
12685         (newivs_to_depth_to_newiv): Removed.
12686         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
12687         (graphite_create_new_loop): Add level parameter.  Pass level to
12688         save_clast_name_index.
12689         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
12690         (create_params_index): Pass level to save_clast_name_index.
12691
12692 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12693
12694         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
12695         recompute type, lb, and ub.  Get them from...
12696         (graphite_create_new_loop_guard): ...here.  Pass in parameter
12697         pointers to type, lb, and ub.
12698         (translate_clast_for_loop): Update function calls.
12699         (translate_clast_for): Same.
12700
12701 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12702
12703         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
12704         psct_dynamic_dim.
12705         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
12706         (gcc_type_for_iv_of_clast_loop): Update use of level.
12707         (gloog): Start counting nesting level from 0.
12708         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
12709         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
12710         psct_dynamic_dim on level.
12711
12712 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12713
12714         * config/i386/i386.c (ix86_legitimize_address): Convert to
12715         Pmode if needed.
12716
12717 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12718
12719         * config/i386/i386.c (function_value_64): Always return pointers
12720         in Pmode.
12721         (ix86_promote_function_mode): New.
12722         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
12723
12724 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12725
12726         PR tree-optimization/49749
12727         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
12728         remove no-longer-used maxrank variable.
12729
12730 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
12731
12732         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
12733
12734 2011-07-21  Jason Merrill  <jason@redhat.com>
12735
12736         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
12737         * recog.h (struct insn_data_d): Check it instead of
12738         HAVE_DESIGNATED_INITIALIZERS.
12739         * genoutput.c (output_insn_data): Likewise.
12740
12741 2011-07-21  Richard Guenther  <rguenther@suse.de>
12742
12743         PR tree-optimization/49770
12744         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
12745         valueized any operand.  Renamed from ...
12746         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
12747         (valueize_shared_reference_ops_from_ref): Return whether we
12748         valueized any operand.
12749         (vn_reference_lookup): Only when we valueized any operand
12750         use the valueized reference for alias analysis.  Do not preserve
12751         the original reference tree in this case.
12752
12753 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
12754
12755         * config/i386/i386.c (ix86_decompose_address): Reject all but
12756         register operands and subregs of DImode hard registers in index.
12757
12758 2011-07-21  Kai Tietz  <ktietz@redhat.com>
12759
12760         * fold-const.c (fold_unary_loc): Preserve indirect
12761         comparison cast to none-boolean type.
12762         * tree-ssa.c (useless_type_conversion_p): Preserve cast
12763         from/to boolean-type.
12764         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
12765         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
12766         * tree-cfg.c (verify_gimple_comparison): Check result
12767         type of comparison expression.
12768         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
12769         of condition result and disallow type-cast sinking into comparison.
12770
12771 2011-07-21  Richard Guenther  <rguenther@suse.de>
12772
12773         * tree-ssa-forwprop.c (combine_conversions): Return whether
12774         we have to run cfg-cleanup.  Properly remove dead stmts.
12775         (ssa_forward_propagate_and_combine): Adjust.
12776
12777 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
12778
12779         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
12780
12781 2011-07-21  Kai Tietz  <ktietz@redhat.com>
12782
12783         * tree-ssa-propagate.c (substitute_and_fold): Use
12784         do_dce flag to deside, if BB's statements are scanned
12785         in last to first, or first to last order.
12786
12787 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
12788
12789         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
12790
12791 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
12792             Uros Bizjak  <ubizjak@gmail.com>
12793             Richard Henderson  <rth@redhat.com>
12794
12795         * config/i386/constraints.md (w): New.
12796
12797         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
12798         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
12799
12800         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
12801         instead of TARGET_64BIT.
12802
12803         * config/i386/i386.md (indirect_jump): Replace
12804         nonimmediate_operand with indirect_branch_operand.
12805         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
12806         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
12807         Convert operand 0 to Pmode for x32 if not PIC.
12808         (*tablejump_1): Replace nonimmediate_operand with
12809         indirect_branch_operand.  Replace constraint "m" with "w".
12810         (*call_vzeroupper): Replace constraint "m" with "w".
12811         (*call): Likewise.
12812         (*call_rex64_ms_sysv_vzeroupper): Likewise.
12813         (*call_rex64_ms_sysv): Likewise.
12814         (*call_value_vzeroupper): Likewise.
12815         (*call_value): Likewise.
12816         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
12817         (*call_value_rex64_ms_sysv): Likewise.
12818         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
12819
12820         * config/i386/predicates.md (indirect_branch_operand): New.
12821         (call_insn_operand): Support x32.
12822
12823 2011-07-20  Michael Eager  <eager@eagercon.com>
12824
12825         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
12826
12827 2011-07-20  Richard Henderson  <rth@redhat.com>
12828
12829         * cfg.c (dump_bb_info): Dump basic_block->flags.
12830         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
12831
12832 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
12833
12834         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
12835         of DImode hard registers in index.
12836         (ix86_legitimate_address_p): Allow subregs of base and index to span
12837         more than a word.  Assert that subregs of base and index satisfy
12838         register_no_elim_operand predicates.  Reject addresses where
12839         base and index have different modes.
12840
12841 2011-07-20  Robert Millan  <rmh@gnu.org>
12842
12843         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
12844
12845 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12846
12847         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
12848         removing now-unnecessary assignment.
12849
12850 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12851
12852         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
12853         memory address space to the type's address space.
12854
12855 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
12856
12857         PR target/36467
12858         PR target/49687
12859         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
12860         and expand appropriately if there is a CONST_INT in operand2.
12861         (usmulqihi3): New insn.
12862         (*sumulqihi3): New insn.
12863         (*osmulqihi3): New insn.
12864         (*oumulqihi3): New insn.
12865         (*muluqihi3.uconst): New insn_and_split.
12866         (*muluqihi3.sconst): New insn_and_split.
12867         (*mulsqihi3.sconst): New insn_and_split.
12868         (*mulsqihi3.uconst): New insn_and_split.
12869         (*mulsqihi3.oconst): New insn_and_split.
12870         (*ashifthi3.signx.const): New insn_and_split.
12871         (*ashifthi3.signx.const7): New insn_and_split.
12872         (*ashifthi3.zerox.const): New insn_and_split.
12873         (mulsqihi3): New insn.
12874         (muluqihi3): New insn.
12875         (muloqihi3): New insn.
12876         * config/avr/predicates.md (const_2_to_7_operand): New.
12877         (const_2_to_6_operand): New.
12878         (u8_operand): New.
12879         (s8_operand): New.
12880         (o8_operand): New.
12881         (s9_operand): New.
12882         (register_or_s9_operand): New.
12883
12884 2011-07-20  Kai Tietz  <ktietz@redhat.com>
12885
12886         * builtins.c (fold_builtin_expect): See through the cast
12887         from truthvalue_type_node to long.
12888
12889 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
12890
12891         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
12892         where we can use them from the standard and altivec instruction
12893         sets, instead of always using the 3 operand VSX forms that require
12894         the destination to overlap one of the inputs.
12895         (vsx_fms*): Ditto.
12896         (vsx_fnma*): Ditto.
12897         (vsx_fnms*): Ditto.
12898
12899         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
12900         for DF types.
12901         (fmsdf4_fpr): Ditto.
12902         (nfmadf4_fpr): Ditto.
12903         (nfmsdf4_fpr): Ditto.
12904
12905 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
12906
12907         * genrecog.c (make_insn_sequence): Correct position numbering
12908         when filtering out match_scratch and match_dup.
12909
12910 2011-07-20  Richard Guenther  <rguenther@suse.de>
12911
12912         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
12913         against already removed statements.
12914         (forward_propagate_into_comparison): Remove dead defining stmts.
12915         (forward_propagate_into_gimple_cond): Likewise.
12916         (forward_propagate_into_cond): Simplify.
12917         (ssa_forward_propagate_and_combine): Handle changed cfg from
12918         forward_propagate_into_comparison.
12919         * tree-ssa-phiopt.c (conditional_replacement): Use proper
12920         locations for newly built statements.
12921
12922 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
12923
12924         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
12925
12926 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12927
12928         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
12929         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
12930
12931 2011-07-20  Richard Guenther  <rguenther@suse.de>
12932
12933         PR middle-end/18908
12934         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
12935         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
12936         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
12937
12938 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
12939
12940         * config/frv/frv.c (frv_register_move_cost): Define explicitly
12941         costs for subclasses of GR_REGS.
12942
12943 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
12944
12945         PR target/49780
12946         * config/i386/predicates.md (no_seg_addres_operand): No more special.
12947         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
12948         of DImode hard registers in base.
12949         (ix86_legitimate_address_p): Allow SImode and DImode base and index
12950         registers.
12951
12952 2011-07-20  Richard Guenther  <rguenther@suse.de>
12953
12954         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
12955         (unify_nodes): Deal with that.
12956         (solve_graph): Likewise.
12957
12958 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
12959
12960         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
12961         canonicalize left operand from ZERO_EXTEND to AND.
12962
12963 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
12964
12965         * target.def (class_max_nregs): New hook.
12966         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
12967         * doc/tm.texi: Regenerate.
12968         * targhooks.c (default_class_max_nregs): New function.
12969         * targhooks.h (default_class_max_nregs): Declare.
12970         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
12971         x_ira_reg_class_min_nregs arrays to unsigned char.
12972         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
12973         hook instead of CLASS_MAX_NREGS macro.
12974         * reginfo.c (restore_register_info): Ditto.
12975         * ira-conflicts.c (process_regs_for_copy): Use
12976         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
12977         Change type rclass and aclass vars to reg_class_t.
12978         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
12979         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
12980         reg_class_t.
12981         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
12982         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
12983
12984         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
12985         * config/i386/i386.c (ix86_class_max_nregs): New function.
12986         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
12987         instead of CLASS_MAX_NREGS macro.
12988         (TARGET_CLASS_MAX_NREGS): Define.
12989         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
12990         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
12991         * config/avr/avr.c (class_max_nregs): Remove function.
12992         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
12993         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
12994         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
12995         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
12996         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
12997         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
12998         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
12999         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
13000         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
13001         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
13002         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
13003         * config/score/score.h (CLASS_MAX_NREGS): Remove.
13004         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
13005         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
13006         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
13007
13008 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
13009
13010         * cif-code.def (OVERWRITABLE): Fix typo and move around.
13011         (TARGET_OPTIMIZATION_MISMATCH): Delete.
13012         (EH_PERSONALITY): Fix typo.
13013         (NON_CALL_EXCEPTIONS): Fix message.
13014         (OPTIMIZATION_MISMATCH): Adjust message.
13015         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
13016
13017 2011-07-19  Ian Lance Taylor  <iant@google.com>
13018
13019         * doc/install.texi (Configuration): Document
13020         --enable-build-poststage1-with-cxx.
13021
13022 2011-07-19  Robert Millan  <rmh@gnu.org>
13023
13024         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
13025         (GLIBC_DYNAMIC_LINKER): Remove.
13026
13027         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
13028         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13029         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13030         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
13031         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
13032         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
13033
13034         * config/mips/linux.h: Remove everything except for ...
13035         (GLIBC_DYNAMIC_LINKER): ... this macro.
13036
13037         * config/mips/linux64.h: Remove everything except for ...
13038         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13039         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13040         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
13041         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
13042         (GNU_USER_LINK_EMULATIONN32): New macros.
13043
13044         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
13045         Use the new headers.
13046
13047 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13048
13049         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
13050         Add offset_known_p and size_known_p fields.
13051         (MEM_OFFSET_KNOWN_P): Update accordingly.
13052         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
13053         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
13054         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
13055         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
13056         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
13057         (init_emit_regs): Likewise.
13058
13059 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13060
13061         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
13062         (MEM_OFFSET): Change from returning an rtx to returning a
13063         HOST_WIDE_INT.
13064         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
13065         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
13066         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13067         (clear_mem_offset): Declare.
13068         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
13069         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
13070         MEM_OFFSET to get a HOST_WIDE_INT offset.
13071         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
13072         (adjust_offset_for_component_ref): Take a bool "known_p"
13073         parameter and a HOST_WIDE_INT "offset" parameter.
13074         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
13075         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
13076         than an rtx.  Use clear_mem_offset to clear the offset.
13077         * cfgcleanup.c (merge_memattrs): Likewise.
13078         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
13079         * function.c (assign_parm_find_stack_rtl): Likewise.
13080         (assign_parm_setup_stack): Likewise.
13081         * print-rtl.c (print_rtx): Likewise.
13082         * reload.c (find_reloads_subreg_address): Likewise.
13083         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13084         * var-tracking.c (INT_MEM_OFFSET): Likewise.
13085         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
13086         (get_mem_align_offset): Likewise.
13087         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13088         (clear_mem_offset): New function.
13089         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
13090         offset rather than an rtx.  Assume both the expressio and offset
13091         are available.
13092         (r10k_needs_protection_p_1): Update accordingly, checking the
13093         expression and offset availability here instead.
13094
13095 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13096
13097         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
13098         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
13099         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
13100         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
13101         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13102         (clear_mem_size): Declare.
13103         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13104         (clear_mem_size): New function.
13105         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
13106         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
13107         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
13108         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
13109         to clear the size.
13110         (nonoverlapping_memrefs_p): Likewise.
13111         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
13112         (expand_builtin_init_trampoline): Likewise.
13113         * calls.c (compute_argument_addresses): Likewise.
13114         * cfgcleanup.c (merge_memattrs): Likewise.
13115         * dce.c (find_call_stack_args): Likewise.
13116         * dse.c (record_store, scan_insn): Likewise.
13117         * dwarf2out.c (dw_sra_loc_expr): Likewise.
13118         * expr.c (emit_block_move_hints): Likewise.
13119         * function.c (assign_parm_find_stack_rtl): Likewise.
13120         * print-rtl.c (print_rtx): Likewise.
13121         * reload.c (find_reloads_subreg_address): Likewise.
13122         * rtlanal.c (may_trap_p_1): Likewise.
13123         * var-tracking.c (track_expr_p): Likewise.
13124         * varasm.c (assemble_trampoline_template): Likewise.
13125         * config/arm/arm.c (arm_print_operand): Likewise.
13126         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
13127         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
13128         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
13129         (expand_constant_setmem_prologue): Likewise.
13130         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
13131         * config/rs6000/rs6000.c (expand_block_move): Likewise.
13132         (adjacent_mem_locations): Likewise.
13133         * config/s390/s390.c (s390_expand_setmem): Likewise.
13134         (s390_expand_insv): Likewise.
13135         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
13136         (*extendqi<mode>2_short_displ): Likewise.
13137         * config/sh/sh.c (expand_block_move): Likewise.
13138         * config/sh/sh.md (extv, extzv): Likewise.
13139
13140 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13141
13142         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
13143         (mem_attrs_htab_eq): ...here.
13144         (find_mem_attrs): Replace with...
13145         (set_mem_attrs): ...this function.  Take a mem_attrs structure
13146         rather than individual fields.
13147         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13148         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13149         (set_mem_size, change_address, adjust_address_1, offset_address)
13150         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13151         Update accordingly.
13152
13153 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13154
13155         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
13156         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
13157         Provide a dummy definition of MEM_ADDR_SPACE for generators.
13158         (target_rtl): Add x_mode_mem_attrs.
13159         (mode_mem_attrs): New macro.
13160         (get_mem_attrs): New function.
13161         * emit-rtl.c (get_mem_attrs): Rename to...
13162         (find_mem_attrs): ...this.
13163         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13164         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13165         (set_mem_size, change_address, adjust_address_1, offset_address)
13166         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13167         Update accordingly.
13168         (init_emit_regs): Initialize mode_mem_attrs.
13169
13170 2011-07-19  Richard Guenther  <rguenther@suse.de>
13171
13172         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
13173         TRUTH_*_EXPR handling.
13174         * tree-ssa-operands.c (get_expr_operands): Likewise.
13175         * tree-ssa-pre.c (fully_constant_expression): Likewise.
13176         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
13177         Likewise.
13178         (is_and_or_or): Likewise.
13179         (is_norm_cond_subset_of): Likewise.
13180
13181 2011-07-19  Richard Guenther  <rguenther@suse.de>
13182
13183         * tree.h (fold_build_pointer_plus_loc): New helper function.
13184         (fold_build_pointer_plus_hwi_loc): Likewise.
13185         (fold_build_pointer_plus): Define.
13186         (fold_build_pointer_plus_hwi): Likewise.
13187         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
13188         (fold_builtin_memory_op): Likewise.
13189         (fold_builtin_stpcpy): Likewise.
13190         (fold_builtin_memchr): Likewise.
13191         (fold_builtin_strstr): Likewise.
13192         (fold_builtin_strchr): Likewise.
13193         (fold_builtin_strrchr): Likewise.
13194         (fold_builtin_strpbrk): Likewise.
13195         (fold_builtin_strcat): Likewise.
13196         (expand_builtin_memory_chk): Likewise.
13197         (fold_builtin_memory_chk): Likewise.
13198         * c-typeck.c (build_unary_op): Likewise.
13199         * cgraphunit.c (thunk_adjust): Likewise.
13200         * fold-const.c (build_range_check): Likewise.
13201         (fold_binary_loc): Likewise.
13202         * omp-low.c (extract_omp_for_data): Likewise.
13203         (expand_omp_for_generic): Likewise.
13204         (expand_omp_for_static_nochunk): Likewise.
13205         (expand_omp_for_static_chunk): Likewise.
13206         * tree-affine.c (add_elt_to_tree): Likewise.
13207         * tree-data-ref.c (split_constant_offset_1): Likewise.
13208         * tree-loop-distribution.c (generate_memset_zero): Likewise.
13209         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
13210         * tree-predcom.c (ref_at_iteration): Likewise.
13211         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
13212         (add_to_parts): Likewise.
13213         (create_mem_ref): Likewise.
13214         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13215         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
13216         (number_of_iterations_le): Likewise.
13217         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
13218         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
13219         (vect_create_addr_base_for_vector_ref): Likewise.
13220         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
13221         (vect_create_cond_for_alias_checks): Likewise.
13222         * tree-vrp.c (extract_range_from_assert): Likewise.
13223         * config/alpha/alpha.c (alpha_va_start): Likewise.
13224         (alpha_gimplify_va_arg_1): Likewise.
13225         * config/i386/i386.c (ix86_va_start): Likewise.
13226         (ix86_gimplify_va_arg): Likewise.
13227         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13228         * config/mep/mep.c (mep_expand_va_start): Likewise.
13229         (mep_gimplify_va_arg_expr): Likewise.
13230         * config/mips/mips.c (mips_va_start): Likewise.
13231         (mips_gimplify_va_arg_expr): Likewise.
13232         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13233         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
13234         (rs6000_gimplify_va_arg): Likewise.
13235         * config/s390/s390.c (s390_va_start): Likewise.
13236         (s390_gimplify_va_arg): Likewise.
13237         * config/sh/sh.c (sh_va_start): Likewise.
13238         (sh_gimplify_va_arg_expr): Likewise.
13239         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13240         * config/spu/spu.c (spu_va_start): Likewise.
13241         (spu_gimplify_va_arg_expr): Likewise.
13242         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13243         Likewise.
13244         (xstormy16_gimplify_va_arg_expr): Likewise.
13245         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
13246         (xtensa_gimplify_va_arg_expr): Likewise.
13247
13248 2011-07-19  Richard Guenther  <rguenther@suse.de>
13249
13250         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
13251         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
13252         handling.
13253
13254         PR middle-end/18908
13255         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
13256         result of BIT_*_EXPR to bitfield precision.
13257
13258 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
13259
13260         PR tree-optimization/49742
13261         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
13262         as a potential write.
13263
13264 2011-07-19  Richard Guenther  <rguenther@suse.de>
13265
13266         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
13267         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
13268         (forward_propagate_comparison): Simplify, remove obsolete code.
13269
13270 2011-07-19  Richard Guenther  <rguenther@suse.de>
13271
13272         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
13273         BIT_XOR_EXPR, same as the RTL expander does.
13274         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
13275         (verify_gimple_assign_unary): Likewise.
13276         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
13277         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
13278         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
13279
13280 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
13281
13282         PR tree-optimization/49768
13283         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
13284         if offset is smaller than bitoffset, but offset+size is bigger
13285         than bitoffset.
13286
13287 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
13288
13289         PR tree-optimization/49771
13290         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
13291         zero step, set segment length to the size of the data-ref's type.
13292
13293 2011-07-18  Martin Jambor  <mjambor@suse.cz>
13294
13295         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
13296         comments.
13297         (ipcp_values_pool): Declare.
13298         (ipcp_sources_pool): Likewise.
13299         (ipcp_lattice): Changed to forward declaration.
13300         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
13301         cannot_devirtualize.
13302         (ipa_node_params): New fields descriptors, lattices, known_vals,
13303         clone_for_all_contexts and node dead, removed fields params and
13304         count_scale.
13305         (ipa_set_param_count): Removed.
13306         (ipa_get_param_count): Made to work with descriptors vector.
13307         (ipa_get_param): Updated.
13308         (ipa_param_cannot_devirtualize_p): Removed.
13309         (ipa_param_types_vec_empty): Likewise.
13310         (ipa_set_param_used): New function.
13311         (ipa_get_param_used): Updated to use descriptors vector.
13312         (ipa_func_list): Removed.
13313         (ipa_init_func_list): Removed declaration.
13314         (ipa_push_func_to_list_1): Likewise.
13315         (ipa_pop_func_from_list): Likewise.
13316         (ipa_push_func_to_list): Removed.
13317         (ipa_lattice_from_jfunc): Remove declaration.
13318         (ipa_get_jf_pass_through_result): Declare.
13319         (ipa_get_jf_ancestor_result): Likewise.
13320         (ipa_value_from_jfunc): Likewise.
13321         (ipa_get_lattice): Update.
13322         (ipa_lat_is_single_const): New function.
13323         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
13324         (ipa_init_func_list): Likewise.
13325         (ipa_pop_func_from_list): Likewise.
13326         (ipa_get_param_decl_index): Fix coding style.
13327         (count_formal_params): Removed.
13328         (count_formal_params_1): Renamed to count_formal_params.
13329         (ipa_populate_param_decls): Update to use descriptors vector.
13330         (ipa_initialize_node_params): Likewise.
13331         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
13332         (ipa_analyze_params_uses): Likewise.
13333         (ipa_free_node_params_substructures): Likewise and free also lattices
13334         and known values.
13335         (duplicate_array): Removed.
13336         (ipa_edge_duplication_hook): Add the new edge to the list of edge
13337         clones.
13338         (ipa_node_duplication_hook): Update to use new lattices.
13339         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
13340         (ipa_free_all_structures_after_iinln): Likewise.
13341         (ipa_write_node_info): Update to use new lattices.
13342         (ipa_read_node_info): Likewise.
13343         (ipa_get_jf_pass_through_result): New function.
13344         (ipa_get_jf_ancestor_result): Likewise.
13345         (ipa_value_from_jfunc): Likewise.
13346         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
13347         * ipa-cp.c: Reimplemented.
13348         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
13349         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
13350         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
13351         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
13352         * doc/invoke.texi (devirt-type-list-size): Removed description.
13353         (ipa-cp-value-list-size): Added description.
13354
13355 2011-07-18  Richard Henderson  <rth@redhat.com>
13356
13357         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
13358         before calling create_basic_block.
13359
13360 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
13361
13362         PR middle-end/49675
13363         * tree.c (build_common_builtin_nodes): Register
13364         __builtin_return_address, __cyg_profile_func_enter
13365         and __cyg_profile_func_exit.
13366
13367 2011-07-18  Richard Henderson  <rth@redhat.com>
13368
13369         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
13370         (add_labels_and_missing_jumps): ... here.
13371         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
13372
13373 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
13374
13375         PR target/47744
13376         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13377         of DImode hard registers in PLUS address chains.
13378
13379 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13380
13381         PR bootstrap/49769
13382         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
13383         (alpha*-*-freebsd*): Likewise.
13384         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13385         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
13386         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
13387         crtprec80.o, crtfastmath.o to extra_parts for all targets.
13388         (ia64*-*-elf*): Remove extra_parts.
13389         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
13390         (sparc64-*-linux*): Likewise.
13391         (sparc64-*-freebsd*): Likewise.
13392
13393         Revert:
13394         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
13395         (ia64*-*-linux*): Likewise.
13396         (mips64*-*-linux*): Likewise.
13397         (mips*-*-linux*): Likewise.
13398
13399 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
13400
13401         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
13402
13403 2011-07-18  Richard Guenther  <rguenther@suse.de>
13404
13405         * gimplify.c (gimplify_expr): Use input_location, not saved_location
13406         when building new trees.
13407
13408 2011-07-18  Richard Guenther  <rguenther@suse.de>
13409
13410         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
13411         expansion result to bitfield precision if required.
13412
13413 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13414
13415         * config.gcc (i[3456x]86-*-netware*): Remove.
13416
13417         * gthr-nks.h: Remove.
13418         * configure.ac (enable_threads): Remove nks.
13419         * configure: Regenerate.
13420
13421         * config/i386/i386.c (ix86_encode_section_info): Remove netware
13422         reference.
13423         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
13424         <netware.h> reference.
13425
13426         * config/i386/netware-libgcc.c,
13427         gcc/config/i386/netware-libgcc.def,
13428         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
13429         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
13430         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
13431         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
13432
13433         * doc/extend.texi (Function Attributes,
13434         callee_pop_aggregate_return): Remove i?86-netware reference.
13435         * doc/install.texi (Configuration, --enable-threads): Remove nks.
13436
13437 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13438
13439         PR target/49746
13440         Revert:
13441         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13442
13443         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
13444         patterns.
13445
13446 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
13447
13448         PR middle-end/49732
13449         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
13450
13451 2011-07-16  Matthias Klose  <doko@ubuntu.com>
13452
13453         * doc/install.texi: Document --enable-static-libjava.
13454
13455 2011-07-15  Richard Henderson  <rth@redhat.com>
13456
13457         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13458         Replace all three arguments by returning a VEC of edges.
13459         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
13460         pointers and counts.
13461         (fix_edges_for_rarely_executed_code): Merge ...
13462         (rest_of_handle_partition_blocks): ... into...
13463         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
13464         any work was performed.
13465         (pass_partition_blocks): Clear todo_flags_finish.
13466
13467 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
13468             Jakub Jelinek  <jakub@redhat.com>
13469             Jonathan Wakely  <jwakely.gcc@gmail.com>
13470
13471         PR libstdc++/49745
13472         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
13473         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
13474
13475 2011-07-15  Jason Merrill  <jason@redhat.com>
13476
13477         PR testsuite/49741
13478         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
13479         rather than --tool_opts.
13480
13481 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
13482
13483         * doc/plugins.texi (Building GCC plugins): gengtype needs its
13484         corresponding gtype.state.
13485
13486 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13487
13488         PR target/49723
13489         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
13490
13491 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
13492
13493         PR target/48220
13494         * doc/md.texi (Standard Names): Document window_save.
13495         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
13496         expand_debug_expr and expand_debug_source_expr.  If the target has
13497         a window_save instruction, adjust the ENTRY_VALUE_EXP.
13498         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
13499         SSA_NAME_VAR is a parameter.
13500         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
13501         * var-tracking.c (parm_reg_t): New type and associated vector type.
13502         (windowed_parm_regs): New variable.
13503         (adjust_insn): If the target has a window_save instruction and this
13504         is the instruction, make its effect on parameter registers explicit.
13505         (next_non_note_insn_var_location): New function.
13506         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
13507         (vt_add_function_parameter): If the target has a window_save insn,
13508         adjust the incoming RTL and record that in windowed_parm_regs.
13509         (vt_finalize): Free windowed_parm_regs.
13510
13511 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
13512
13513         * doc/invoke.texi (C6X Options): New section.
13514         * doc/md.texi (TI C6X family): New section.
13515         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
13516         tic6x-*-uclinux.
13517         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
13518         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
13519         Provide C6X definitions.
13520         * config/c6x/c6x.md: New file.
13521         * config/c6x/constraints.md: New file.
13522         * config/c6x/predicates.md: New file.
13523         * config/c6x/c6x-sched.md.in: New file.
13524         * config/c6x/c6x-sched.md: New file.
13525         * config/c6x/gensched.sh: New file.
13526         * config/c6x/c6x-mult.md.in: New file.
13527         * config/c6x/genmult.sh: New file.
13528         * config/c6x/c6x-mult.md: New file.
13529         * config/c6x/sync.md: New file.
13530         * config/c6x/c6x-protos.h: New file.
13531         * config/c6x/sfp-machine.h: New file.
13532         * config/c6x/c6x.c: New file.
13533         * config/c6x/c6x.h: New file.
13534         * config/c6x/crti.s: New file.
13535         * config/c6x/crtn.s: New file.
13536         * config/c6x/lib1funcs.asm: New file.
13537         * config/c6x/c6x-modes.def: New file.
13538         * config/c6x/genopt.sh: New file.
13539         * config/c6x/c6x.opt: New file.
13540         * config/c6x/c6x-tables.opt: New file.
13541         * config/c6x/c6x-opts.h: New file.
13542         * config/c6x/c6x-isas.def: New file.
13543         * config/c6x/elf.h: New file.
13544         * config/c6x/elf-common.h: New file.
13545         * config/c6x/uclinux-elf.h: New file.
13546         * config/c6x/t-c6x: New file.
13547         * config/c6x/t-c6x-elf: New file.
13548         * config/c6x/t-c6x-uclinux: New file.
13549         * config/c6x/t-c6x-softfp: New file.
13550         * config/c6x/gtd.c: New file.
13551         * config/c6x/gtf.c: New file.
13552         * config/c6x/ltd.c: New file.
13553         * config/c6x/ltf.c: New file.
13554         * config/c6x/ged.c: New file.
13555         * config/c6x/gef.c: New file.
13556         * config/c6x/led.c: New file.
13557         * config/c6x/lef.c: New file.
13558         * config/c6x/eqd.c: New file.
13559         * config/c6x/eqf.c: New file.
13560         * config/c6x/libgcc-c6xeabi.ver: New file.
13561
13562         Revert
13563         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
13564         PR rtl-optimization/11320
13565         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
13566         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
13567         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
13568         current_sched_info->compute_jump_reg_dependencies. Record which
13569         registers are used and which registers are set by the jump.
13570         Clear deps->reg_conditional_sets after a barrier.
13571         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
13572         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
13573         (init_deps): Initialize reg_conditional_sets.
13574         (free_deps): Clear reg_conditional_sets.
13575         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
13576         Mark registers live on entry of the fallthrough block and conditionally
13577         set as set by the jump. Mark registers live on entry of non-fallthrough
13578         blocks as used by the jump.
13579         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
13580         Mark new parameters as unused.
13581
13582 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
13583
13584         PR tree-opt/49309
13585         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
13586         Use fold_build2_loc instead of build2.
13587         Use the correct type for the new tree.
13588
13589 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13590
13591         PR rtl-optimization/11320
13592         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
13593         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
13594
13595 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13596
13597         PR target/49487
13598         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
13599         of REG.
13600         (*rotw<mode>): Use const_int_operand for operand2.
13601         Use match_scatch for operand3.
13602         (*rotb<mode>): Ditto
13603         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
13604
13605 2011-07-14  Richard Guenther  <rguenther@suse.de>
13606
13607         PR tree-optimization/49651
13608         * tree-ssa-structalias.c (get_constraint_for_1): Properly
13609         handle dereferences with subvariables.
13610
13611 2011-07-14  Richard Guenther  <rguenther@suse.de>
13612
13613         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
13614         (fold_stmt_1): Do it here directly on gimple and as a first thing.
13615
13616 2011-07-14  Richard Guenther  <rguenther@suse.de>
13617
13618         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
13619         not bool_var when folding bool_var != 1 or bool_var == 0.
13620
13621 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13622
13623         * haifa-sched.c (schedule_insns): Remove outdated comment.
13624         (schedule_block): When computing a known value for TODO_SPEC,
13625         just set it rather than using logical operations.
13626         (try_ready): Likewise.  Use a local variable rather than a
13627         pointer to TODO_SPEC.  Reorder an if statement to move the
13628         easy case to the then block.
13629         * sched-deps.c (dep_spec_p): New static function.
13630         (update_dep): Use it to decide whether to call
13631         change_spec_dep_to_hard.
13632         (get_back_and_forw_lists): Use it.
13633         (sd_resolve_dep): Likewise.
13634         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
13635         (haifa_note_mem_dep): Likewise.
13636         (check_dep): Likewise.
13637         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
13638         (sched_free_deps): Free in two passes.
13639
13640 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
13641
13642         PR middle-end/49736
13643         * expr.c (all_zeros_p): Undo bogus part of last change.
13644
13645 2011-07-14  Matthias Klose <doko@ubuntu.com>
13646
13647         * doc/extend.texi (optimize attribute): Fix typo.
13648
13649 2011-07-14  Richard Guenther  <rguenther@suse.de>
13650
13651         * gimplify.c (gimplify_expr): Only do required conversions.
13652
13653 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13654
13655         PR target/43746
13656         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
13657         i.e. use default_elf_select_section.
13658         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
13659         (READONLY_DATA_SECTION_ASM_OP): Remove.
13660         (TARGET_ASM_NAMED_SECTION): Move from here...
13661         * config/avr/avr.c: ...to here.
13662         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
13663         (avr_asm_named_section): Make static.
13664
13665 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13666
13667         PR bootstrap/49739
13668         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
13669         and crtfastmath.o for Linux/x86.
13670
13671 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13672
13673         * haifa-sched.c: Include "hashtab.h"
13674         (sched_no_dce): New global variable.
13675         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
13676         SHADOW_P): New macros.
13677         (last_clock_var, cycle_issued_insns): Move declarations.
13678         (must_backtrack): New static variable.
13679         (struct delay_pair): New structure.
13680         (delay_htab, delay_htab_i2): New static variables.
13681         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
13682         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
13683         functions.
13684         (dep_cost_1): If delay pairs exist, try to look up the insns and
13685         use the correct pair delay if we find them.
13686         (rank-for_schedule): Tweak priority for insns that must be scheduled
13687         soon to avoid backtracking.
13688         (queue_insn): Detect conditions which force backtracking.
13689         (ready_add): Likewise.
13690         (struct sched_block_state): Add member shadows_only_p.
13691         (struct haifa_save_data): New structure.
13692         (backtrack_queue): New static variable.
13693         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
13694         unschedule_insns_until, restore_last_backtrack_point,
13695         free_topmost_backtrack_point, free_backtrack_queue,
13696         estimate_insn_tick, estimate_shadow_tick): New functions.
13697         (prune_ready_list): New arg shadows_only_p.  All callers changed.
13698         If true, remove everything that isn't SHADOW_P.  Look up delay
13699         pairs and estimate ticks to avoid scheduling the first insn too early.
13700         (verify_shadows): New function.
13701         (schedule_block): Add machinery to enable backtracking.
13702         (sched_init): Take sched_no_dce into account when setting
13703         DF_LR_RUN_DCE.
13704         (free_delay_pairs): New function.
13705         (init_h_i_d): Initialize INSN_EXACT_TICK.
13706         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
13707         * sched-deps.c (sd_unresolve_dep): New function.
13708         * sched-int. (struct haifa_sched_info): New fields save_state
13709         and restore_state.
13710         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
13711         feeds_backtrack_insn and shadow_p.
13712         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
13713         (sched_no_dce): Declare variable.
13714         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
13715         sd_unresolve_dep): Declare functions.
13716         * modulo-sched.c (sms_sched_info): Clear the two new fields.
13717         * sched-rgn.c (rgn_const_sched_info): Likewise.
13718         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
13719         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
13720         (ebb_sched_info): Add them for the two new fields.
13721         (add_deps_for_risky_insns): Call add_delay_dependencies.
13722
13723 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13724
13725         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
13726         Rename -mr11.
13727         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
13728         (rs6000_call_indirect_aix): Ditto.
13729         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
13730         (call_indirect_aix<ptrsize>_internal): Ditto.
13731         (call_indirect_aix<ptrsize>_nor11): Ditto.
13732         (call_indirect_aix<ptrsize>_internal2): Ditto.
13733         (call_value_indirect_aix<ptrsize>): Ditto.
13734         (call_value_indirect_aix<ptrsize>_internal): Ditto.
13735         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
13736         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
13737         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
13738
13739 2011-07-13  Jason Merrill  <jason@redhat.com>
13740
13741         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
13742
13743 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13744
13745         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
13746         * config/spu/spu.md ("clrsb<mode>2"): New expander.
13747
13748 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
13749
13750         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
13751         * configure: Regenerate.
13752
13753 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13754
13755         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
13756         (asm_file_start): Remove.
13757         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
13758         free_bb_for_insn around code that modifies insns before
13759         restarting df analysis.
13760
13761 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13762
13763         PR target/49541
13764         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
13765         (LINK_SPEC): ... here.
13766
13767 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
13768
13769         * haifa-sched.c (struct sched_block_state): New.
13770         (schedule_block): Move some local variables into such a structure.
13771
13772 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13773
13774         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
13775         * config/i386/t-crtpc: Remove.
13776         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
13777         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
13778         tmake_file.
13779         (x86_64-*-darwin*): Likewise.
13780         (i[34567]86-*-linux*): Likewise.
13781         (x86_64-*-linux*): Likewise.
13782
13783         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
13784         Handle -mpc32, -mpc64, -mpc80.
13785
13786 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13787
13788         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
13789         * config/alpha/t-crtfm: Remove.
13790         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
13791         * config/i386/t-crtfm: Remove.
13792         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
13793         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
13794         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
13795         * config/sparc/t-crtfm: Remove.
13796
13797         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
13798         (alpha*-*-freebsd*): Likewise.
13799         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
13800         (x86_64-*-darwin*): Likewise.
13801         (i[34567]86-*-linux*): Likewise.
13802         (x86_64-*-linux*): Likewise.
13803         (x86_64-*-mingw*): Likewise.
13804         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
13805         (ia64*-*-freebsd*): Likewise.
13806         (ia64*-*-linux*): Likewise.
13807         (mips64*-*-linux*): Likewise.
13808         (mips*-*-linux*): Likewise.
13809         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
13810         (sparc64-*-linux*): Likewise.
13811         (sparc64-*-freebsd*): Likewise.
13812
13813 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13814
13815         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
13816         * config/darwin-crt3.c: Move to ../libgcc/config.
13817         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
13818         ($(T)crt3$(objext)): Remove.
13819         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
13820         ($(T)crt2$(objext)): Remove.
13821         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
13822         (powerpc64-*-darwin*): Likewise.
13823
13824 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
13825
13826         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
13827
13828         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
13829         (addsi_1_zext): This.
13830
13831 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
13832
13833         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
13834         * doc/tm.texi: Regenerate.
13835         * target.def (mergeable_rodata_prefix): New defhookpod.
13836         * varasm.c (mergeable_string_section, mergeable_constant_section):
13837         Use it. Allocate name with alloca.
13838
13839 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
13840
13841         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
13842
13843 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
13844
13845         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
13846         overlap check.
13847
13848 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
13849
13850         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
13851         (count_type_elements): Delete.
13852         (complete_ctor_at_level_p): Declare.
13853         * expr.c (flexible_array_member_p): New function, split out from...
13854         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
13855         parameter with for_ctor_p.  When for_ctor_p is true, return the
13856         number of elements that should appear in the top-level constructor,
13857         otherwise return an estimate of the number of scalars.
13858         (categorize_ctor_elements): Replace p_must_clear with p_complete.
13859         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
13860         (complete_ctor_at_level_p): New function, borrowing union logic
13861         from old categorize_ctor_elements_1.
13862         (mostly_zeros_p): Return true if the constructor is not complete.
13863         (all_zeros_p): Update call to categorize_ctor_elements.
13864         * gimplify.c (gimplify_init_constructor): Update call to
13865         categorize_ctor_elements.  Don't call count_type_elements.
13866         Unconditionally prevent clearing for variable-sized types,
13867         otherwise rely on categorize_ctor_elements to detect
13868         incomplete initializers.
13869
13870 2011-07-13  Richard Guenther  <rguenther@suse.de>
13871
13872         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
13873         the final type is integral.
13874
13875 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
13876
13877         * sched-int.h (struct _dep): Add member cost.
13878         (DEP_COST, UNKNOWN_DEP_COST): New macros.
13879         * sched-deps.c (init_dep_1): Initialize DEP_COST.
13880         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
13881         (sched_change_pattern): Reset it for dependent insns.
13882
13883 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13884
13885         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
13886         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
13887         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
13888         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
13889         (CRT0_S, MCRT0_S): Remove.
13890         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
13891         Remove.
13892         (s-crt0): Remove.
13893         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
13894
13895 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
13896
13897         * cse.c (insert_with_costs): Put semi-colon after empty loop body
13898         on the next line.
13899         * emit-rtl.c (push_to_sequence): Likewise.
13900         * haifa-sched.c (max_issue): Likewise.
13901         * matrix-reorg.c (add_allocation_site): Likewise.
13902         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
13903         * reload.c (alternative_allows_const_pool_ref): Likewise.
13904         * sched-rgn.c (rgn_add_block): Likewise.
13905         (rgn_fix_recovery_cfg): Likewise.
13906         * tree.c (attribute_list_contained): Likewise.
13907
13908 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
13909
13910         * config/i386/i386.c: Tidy processor feature bitmasks.
13911         (m_P4_NOCONA): New.
13912
13913 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
13914
13915         PR rtl-opt/49474
13916         * cprop.c (find_implicit_sets): Correct the condition.
13917
13918 2011-07-12  Richard Henderson  <rth@redhat.com>
13919
13920         PR target/49713
13921         * dwarf2out.h (dwarf_frame_regnum): Remove.
13922         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
13923         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
13924         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
13925         (execute_dwarf2_frame): Initialize them.
13926         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
13927         users of the macros with the variables.
13928         (expand_builtin_dwarf_sp_column): Revert last change.
13929         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
13930         result of DWARF_FRAME_REGNUM into a local variable.
13931
13932 2011-07-12  Richard Henderson  <rth@redhat.com>
13933
13934         PR target/49714
13935         * config/i386/i386.c (x86_output_mi_thunk): Use
13936         machopic_indirect_call_target instead of machopic_indirection_name
13937         directly.
13938
13939 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
13940             Eric Botcazou  <ebotcazou@adacore.com>
13941
13942         * prefix.h: Wrap up in extern "C" block.
13943
13944 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
13945
13946         AMD bdver2 Enablement
13947         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
13948         (case ${target}): Add bdver2.
13949         * config/i386/driver-i386.c (host_detect_local_cpu): Let
13950         -march=native recognize bdver2 processors.
13951         * config/i386/i386-c.c (ix86_target_macros_internal): Add
13952         bdver2 def_and_undef
13953         * config/i386/i386.c (struct processor_costs bdver2_cost): New
13954         bdver2 cost table.
13955         (m_BDVER2): New definition.
13956         (m_AMD_MULTIPLE): Includes m_BDVER2.
13957         (initial_ix86_tune_features): Add bdver2 tuning.
13958         (processor_target_table): Add bdver2 entry.
13959         (static const char *const cpu_names): Add bdver2 entry.
13960         (ix86_option_override_internal): Add bdver2 instruction sets.
13961         (ix86_issue_rate): Add bdver2.
13962         (ix86_adjust_cost): Add bdver2.
13963         (has_dispatch): Add bdver2.
13964         * config/i386/i386.h (TARGET_BDVER2): New definition.
13965         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
13966         (enum processor_type): Add PROCESSOR_BDVER2.
13967         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
13968         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
13969         description.
13970
13971 2011-07-12  Richard Henderson  <rth@redhat.com>
13972
13973         PR target/49714
13974         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
13975         destination address in memory on some paths.
13976
13977 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
13978
13979         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
13980         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
13981         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
13982         * function.c (locate_and_pad_parm): Take it into account.
13983         * target.def (function_arg_round_boundary): New hook.
13984         * targhooks.c (default_function_arg_round_boundary): New function.
13985         * targhooks.h (default_function_arg_round_boundary): Declare.
13986         * doc/tm.texi: Regenerate.
13987
13988 2011-07-12  Richard Guenther  <rguenther@suse.de>
13989
13990         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
13991         Do not perform no-op changes.
13992
13993 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
13994
13995         * config/arm/predicates.md (neon_struct_operand): Make a normal
13996         predicate.
13997         (neon_struct_or_register_operand): New predicate.
13998         * config/arm/neon.md (movmisalign<mode>): Replace predicates
13999         with neon_struct_or_register_operand.
14000         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
14001         neon_struct_operand instead of memory_operand.
14002
14003 2011-07-12  Martin Jambor  <mjambor@suse.cz>
14004
14005         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
14006         * cgraph.c (cgraph_get_node_or_alias): Removed.
14007         (change_decl_assembler_name): Changed all calls to
14008         cgraph_get_node_or_alias to a call to cgraph_get_node.
14009         (cgraph_make_decl_local): Likewise.
14010         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
14011         * varasm.c (default_binds_local_p_1): Likewise.
14012         (decl_binds_to_current_def_p): Likewise.
14013
14014 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
14015
14016         PR tree-optimization/49712
14017         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
14018
14019 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
14020
14021         * genautomata.c (add_arc): Return void.  All callers changed.
14022         (make_automaton): Remove dead code.
14023
14024 2011-07-11  Richard Henderson  <rth@redhat.com>
14025
14026         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
14027         (DW_FRAME_POINTER_REGNUM): New.
14028         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
14029         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
14030         (dwf_regno): New.
14031         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
14032         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
14033         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
14034         Use it.
14035         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
14036         * dwarf2out.h (dwarf_frame_regnum): New.
14037         (struct cfa_loc): Document the domain of the reg member.
14038
14039 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
14040
14041         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
14042         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
14043
14044 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
14045
14046         PR debug/49676
14047         * dwarf2out.c (int_shift_loc_descriptor): New function.
14048         (int_loc_descriptor): If shorter, emit i as
14049         (i >> shift), shift, DW_OP_shl for suitable shift value.
14050         Similarly, try to optimize large negative values using
14051         DW_OP_neg of a positive value if shorter.
14052         (size_of_int_shift_loc_descriptor): New function.
14053         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
14054         changes.
14055         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
14056         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
14057         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
14058         is shorter.
14059         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
14060         addend as added DW_OP_plus if it is shorter.
14061
14062 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14063
14064         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
14065         (DTORS_SECTION_ASM_OP): Define.
14066
14067 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14068
14069         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
14070         * config/t-dfprules: Move to ../libgcc/config.
14071         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14072         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14073         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
14074         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
14075         Likewise.
14076         (i[34567]86-*-cygwin*): Likewise.
14077         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
14078         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
14079         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
14080         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
14081         D64PBIT_FUNCS, D128PBIT_FUNCS.
14082
14083 2011-07-11  Richard Guenther  <rguenther@suse.de>
14084
14085         * tree-vrp.c (simplify_conversion_using_ranges): Manually
14086         translate the source value-range through the conversion chain.
14087
14088 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
14089
14090         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
14091
14092 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14093
14094         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
14095         a bi-arch compiler defaulting to 31-bit. In this case:
14096         (tmake_file): Add s390/t-linux64.
14097         * doc/install.texi: Add s390-linux to the list of targets supporting
14098         --enable-targets=all.
14099
14100 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14101             Matthias Klose <doko@debian.org>
14102
14103         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
14104         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
14105         (tm_file): Add mips/linux64.h.
14106         (tmake_file): Add mips/t-linux64.
14107         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
14108         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
14109         instead of hardcoded mabi=n32.
14110         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
14111         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
14112         convention.
14113
14114 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14115
14116         * passes.c (init_optimization_passes): Add invariant motion pass
14117         after induction variable optimization.
14118
14119 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
14120
14121         PR target/39633
14122         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
14123         offsets 1..5 set cc0 in a usable way.
14124
14125 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
14126
14127         * tree.h (call_expr_arg): Remove.
14128         (call_expr_argp): Likewise.
14129
14130 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
14131
14132         * config/sparc/sparc.md (save_register_window_1): Rename to...
14133         (window_save): ...this.
14134         * config/sparc/sparc.c (emit_save_register_window): Rename to...
14135         (emit_window_save): ...this.
14136         (sparc_expand_prologue): Adjust to above renaming.
14137
14138 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14139
14140         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
14141         of movabs for x32.
14142
14143 2011-07-10  Richard Henderson  <rth@redhat.com>
14144
14145         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
14146         run final, instead of emitting text directly.
14147
14148 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14149
14150         * config/i386/i386.c (ix86_option_override_internal): Turn on
14151         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
14152         small PIC models for TARGET_X32.
14153
14154 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
14155
14156         PR target/49684
14157         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
14158         $(LIBGCC2_CFLAGS).
14159
14160         PR bootstrap/49680
14161         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
14162         stray notes and debug insns by using prev_nonnote_nondebug_insn
14163         instead of PREV_INSN.
14164
14165 2011-07-09  Richard Henderson  <rth@redhat.com>
14166
14167         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
14168         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
14169         * dwarf2out.c: ... here.
14170         (output_all_cfis): Remove.
14171         (dwarf2out_switch_text_section): Use output_cfis directly.
14172         (size_of_locs): Export.
14173         (output_loc_sequence, output_loc_sequence_raw): Export.
14174         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
14175         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
14176         output_cfa_loc_raw): Move to ...
14177         * dwarfcfi.c: ... here.
14178         * dwarf2out.h: Update decls.
14179
14180 2011-07-09  Richard Henderson  <rth@redhat.com>
14181
14182         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
14183         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
14184         * dwarf2cfi.c: ... here.
14185         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
14186         (DWARF_ROUND, DWARF_CIE_ID): Remove.
14187         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
14188         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
14189         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
14190
14191 2011-07-09  Richard Henderson  <rth@redhat.com>
14192
14193         * dwarf2cfi.c (cie_return_save): New.
14194         (queue_reg_save): Use compare_reg_or_pc.
14195         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
14196         (dwarf2out_frame_debug_expr): Likewise.
14197         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
14198         (initial_return_save): Likewise.
14199         (execute_dwarf2_frame): Save and restore initial return save from
14200         the cie to the fde.
14201         * config/mips/mips.c (mips_frame_set): Remove special case for
14202         DWARF_FRAME_RETURN_COLUMN.
14203
14204 2011-07-09  Richard Henderson  <rth@redhat.com>
14205
14206         * dwarf2cfi.c (lookup_cfa): Remove.
14207         (execute_dwarf2_frame): Assert queues are empty on entry.
14208         Setup initial cfa directly, not via lookup_cfa.
14209         Don't clear args_size state here.
14210
14211 2011-07-09  Richard Henderson  <rth@redhat.com>
14212
14213         * dwarf2cfi.c (add_cfi_vec): New.
14214         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
14215         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
14216         (execute_dwarf2_frame): Set add_cfi_vec.
14217
14218 2011-07-09  Richard Henderson  <rth@redhat.com>
14219
14220         * defaults.h (ASM_COMMENT_START): Move here...
14221         * dwarf2asm.c: ... from here.
14222         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
14223         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
14224         * varasm.c: Likewise.
14225
14226 2011-07-09  Richard Henderson  <rth@redhat.com>
14227
14228         PR debug/49686
14229         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
14230         (create_cfi_notes): ... do it here instead.
14231
14232 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
14233
14234         PR debug/49676
14235         * dwarf2out.c (size_of_int_loc_descriptor): New function.
14236         (address_of_int_loc_descriptor): Use it.
14237         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
14238
14239 2011-07-09  Richard Henderson  <rth@redhat.com>
14240
14241         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
14242         (prologue, epilogue): New.
14243         (return, *rts): New.
14244         (blockage, setd, seti): New.
14245         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
14246         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14247         (pdp11_saved_regno): New.
14248         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
14249         generate rtl instead of text.
14250         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
14251         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
14252         * config/pdp11/pdp11-protos.h: Update.
14253
14254 2011-07-09  Richard Henderson  <rth@redhat.com>
14255
14256         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
14257         try to insert an rtl prologue here.
14258         (rs6000_output_function_epilogue): Similarly.
14259         * config/rs6000/rs6000.md (prologue): Emit a barrier to
14260         satisfy !TARGET_SCHED_PROLOG.
14261         (epilogue, sibcall_epilogue): Likewise.
14262
14263 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
14264
14265         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
14266         (FP_REG_P): Delete.
14267         (IN_OR_GLOBAL_P): Likewise.
14268
14269 2011-07-08  Jason Merrill  <jason@redhat.com>
14270
14271         PR c++/45437
14272         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
14273         compound assignment.
14274
14275         * cgraph.c (cgraph_add_to_same_comdat_group): New.
14276         * cgraph.h: Declare it.
14277         * ipa.c (function_and_variable_visibility): Make sure thunks
14278         have the right visibility.
14279
14280 2011-07-08  Richard Henderson  <rth@redhat.com>
14281
14282         PR bootstrap/49680
14283         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
14284         any tablejump vector.
14285
14286         PR bootstrap/49680
14287         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
14288         end of the prologue.
14289
14290 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
14291
14292         PR target/49621
14293         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
14294         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
14295         * config/rs6000/vector.md (vector_select_<mode>,
14296         vector_select_<mode>_uns): Change second operand of NE to
14297         CONST0_RTX (<MODE>mode) instead of const0_rtx.
14298         * config/rs6000/altivec.md (*altivec_vsel<mode>,
14299         *altivec_vsel<mode>_uns): Expect second operand of NE to be
14300         zero_constant of the corresponding vector mode.
14301         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
14302         Likewise.
14303
14304 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
14305
14306         * graphite-dependences.c (build_alias_set_powerset): Remove
14307         continue from loop, add one more assert.
14308
14309 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14310
14311         PR target/46779
14312         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14313         In particular, allow 8-bit values in r28 and r29.
14314         (avr_hard_regno_scratch_ok): Disallow any register that might be
14315         part of the frame pointer.
14316         (avr_hard_regno_rename_ok): Same.
14317         (avr_legitimate_address_p): Don't allow SUBREGs.
14318
14319 2011-07-08  Julian Brown  <julian@codesourcery.com>
14320
14321         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
14322         big-endian mode.
14323         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
14324         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
14325         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
14326         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
14327         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
14328         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
14329         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
14330         registers in big-endian mode.
14331
14332 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14333
14334         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
14335         in terms of another.
14336         (write_attr_value): Write a cast if necessary.
14337
14338         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
14339         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
14340         (REG_WORDS_BIG_ENDIAN): Document.
14341         * doc/tm.texi: Regenerate.
14342         * reload.c (operands_match_p): Take it into account.
14343         (reload_adjust_reg_for_mode): Likewise.
14344         * rtlanal.c (subreg_get_info): Likewise.
14345
14346 2011-07-08  Richard Guenther  <rguenther@suse.de>
14347
14348         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
14349         folding.
14350
14351 2011-07-08  Kai Tietz  <ktietz@redhat.com>
14352
14353         * fold-const.c (fold_truth_andor): Factored out truth_andor
14354         label from fold_binary as function.
14355         (fold_binary_loc): Replace truth_andor lable
14356         by function fold_truth_andor.
14357
14358 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
14359
14360         PR middle-end/49519
14361         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
14362         check if address is stored in register. If so - give up.
14363         (check_sibcall_argument_overlap_1): Do not perform check of
14364         overlapping when it is call to address.
14365
14366 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14367
14368         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
14369         of magic '31'.
14370
14371 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14372
14373         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
14374         GET_MODE_BITSIZE where appropriate.
14375         (widen_leading, expand_parity, expand_ctz, expand_ffs,
14376         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
14377         expand_float, expand_fix): Likewise.
14378         * expr.c (convert_move, convert_modes, expand_expr_real_2,
14379         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14380         * stor-layout.c (get_mode_bounds): Likewise.
14381         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
14382         Likewise.
14383         * convert.c (convert_to_integer): Likewise.
14384         * expmed.c (expand_shift_1): Likewise.
14385
14386         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
14387         a bitsize.
14388
14389         * optabs.c (expand_binop): Tighten conditions for doubleword
14390         expansions.
14391         (widen_bswap): Assert that mode bitsize and precision are the same.
14392         * stor-layout.c (get_best_mode): Skip modes that have lower
14393         precision than bitsize.
14394         * recog.c (simplify_while_replacing): Assert that bitsize and
14395         precision are the same.
14396
14397 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14398
14399         * Makefile.in (LIBGCOV): Remove.
14400         (libgcc.mvars): Remove LIBGCOV.
14401         * libgov.c: Move to ../libgcc.
14402
14403 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14404
14405         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
14406
14407 2011-07-08  Martin Jambor  <mjambor@suse.cz>
14408
14409         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
14410         is too big for total scalarization.
14411
14412 2011-07-07  Richard Henderson  <rth@redhat.com>
14413
14414         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
14415         (DBX_DEBUGGING_INFO): Undef.
14416
14417 2011-07-07  Richard Henderson  <rth@redhat.com>
14418
14419         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
14420         Handle some opcodes specially for debugging.
14421         * print-rtl.c: Include dwarf2out.h
14422         (print_rtx): Handle NOTE_INSN_CFI.
14423         * Makefile.in (print-rtl.o): Update.
14424
14425 2011-07-07  Richard Henderson  <rth@redhat.com>
14426
14427         * tree-pass.h (pass_dwarf2_frame): Declare.
14428         * passes.c (init_optimization_passes): Add it.
14429         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
14430         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
14431         make static, do not call add_cfis_to_fde.
14432         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
14433         dwarf2out_frame_init): Merge into...
14434         (execute_dwarf2_frame): ... here.  New function.
14435         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
14436         saved_do_cfi_asm to a tri-state variable.
14437         (gate_dwarf2_frame, pass_dwarf2_frame): New.
14438         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
14439         if it has yet to be done.  Don't call dwarf2cfi_function_init.
14440         * dwarf2out.h, debug.h: Update decls.
14441         * final.c (final_start_function): Don't call
14442         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
14443         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
14444         * toplev.c (lang_dependent_init): Likewise.
14445
14446 2011-07-07  Richard Henderson  <rth@redhat.com>
14447
14448         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
14449         FDE_TABLE_INCREMENT): Replace with...
14450         (fde_vec): ... this, a new vector.
14451         (current_fde): Remove.  Replace all users with cfun->fde.
14452         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
14453         (size_of_aranges, dwarf2out_finish): Likewise.
14454         (dwarf2out_alloc_current_fde): Break out from ...
14455         (dwarf2out_begin_prologue): ... here.
14456         (dwarf2out_frame_init): Remove.
14457         * dwarf2cfi.c: Update all users of current_fde.
14458         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
14459         * dwarf2out.h: Update decls.
14460         (dw_fde_node): Add fde_index member.
14461         * function.h (struct function): Add fde member.
14462
14463 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14464             Richard Henderson  <rth@redhat.com>
14465
14466         * dwarf2cfi.c (add_cfi): Remove.
14467         (dwarf2out_cfi_label): Remove force argument.  Only generate the
14468         label name.
14469         (add_fde_cfi): Simplify the different code paths.
14470         (add_cie_cfi): New.
14471         (old_cfa, old_cfa_remember): New.
14472         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
14473         (last_reg_save_label): Remove.
14474         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
14475         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14476         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14477         dwarf2out_frame_debug_cfa_expression,
14478         dwarf2out_frame_debug_cfa_restore,
14479         dwarf2out_frame_debug_cfa_window_save,
14480         dwarf2out_frame_debug_expr): Remove label parameter.
14481         (cfi_label_required_p, add_cfis_to_fde): New.
14482         (dwarf2out_frame_debug_after_prologue): New.
14483         (dwarf2cfi_frame_init): Initialize old_cfa.
14484         (dwarf2out_frame_debug_restore_state): Likewise.
14485         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
14486         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
14487         * final.c (final_start_function): Call
14488         dwarf2out_frame_debug_after_prologue.
14489
14490 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14491             Richard Henderson  <rth@redhat.com>
14492
14493         * dwarf2cfi.c (cfi_insn): New.
14494         (dwarf2out_cfi_label): Don't emit cfi label here.
14495         (add_fde_cfi): Create a NOTE_INSN_CFI.
14496         (dwarf2out_frame_debug): Setup cfi_insn.
14497         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
14498         (dwarf2out_cfi_begin_epilogue): Make static.
14499         (dwarf2out_frame_debug_restore_state): Make static.
14500         * dwarf2out.c (output_cfi_directive): Make static.
14501         (dwarf2out_emit_cfi): New.
14502         * dwarf2out.h: Update.
14503         * final.c (final): Remove CFI notes.
14504         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
14505         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
14506         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
14507         * insn-notes.def (NOTE_INSN_CFI): New.
14508         (NOTE_INSN_CFI_LABEL): New.
14509         * rtl.h (union rtunion_def): Add rt_cfi member.
14510         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
14511
14512 2011-07-07  Richard Henderson  <rth@redhat.com>
14513
14514         * dwarf2cfi.c: New file.
14515         * Makefile.in (OBJS): Add it.
14516         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
14517         * gengtype.c (open_base_files): Include dwarf2out.h.
14518         * coretypes.h (enum var_init_status): Move from ...
14519         * rtl.h: ... here.
14520         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
14521         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
14522         expand_builtin_dwarf_sp_column, init_return_column_size,
14523         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
14524         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
14525         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
14526         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
14527         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
14528         compute_barrier_args_size, dwarf2out_args_size,
14529         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
14530         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
14531         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
14532         queue_reg_save, dwarf2out_flush_queued_reg_saves,
14533         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
14534         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14535         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14536         dwarf2out_frame_debug_cfa_expression,
14537         dwarf2out_frame_debug_cfa_restore,
14538         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
14539         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
14540         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
14541         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
14542         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
14543         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
14544         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
14545         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
14546         dw_loc_descr_node): Move to dwarf2out.h.
14547         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
14548         mem_loc_descriptor): Export.
14549         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
14550         (dwarf2out_frame_init): Extract CIE generation code to
14551         dwarf2cfi_frame_init.
14552
14553 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
14554
14555         PR target/49660
14556         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
14557         MASK_V8PLUS, remove commented out flag and reorder.
14558
14559 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14560
14561         PR c/49644
14562         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
14563         one non-complex and one complex argument, call c_save_expr on both
14564         operands.
14565
14566 2011-07-07  Martin Jambor  <mjambor@suse.cz>
14567
14568         PR middle-end/49495
14569         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
14570         (verify_cgraph_node): Some functinality moved to
14571         verify_edge_corresponds_to_fndecl, call it.
14572
14573 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14574
14575         * config.gcc (*local*): Remove.
14576         * doc/install-old.texi: Don't mention local configurations.
14577
14578 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14579
14580         PR debug/49522
14581         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
14582         referencing debug insns that have been reset.
14583         (dead_debug_insert_before): Don't assert reg is non-NULL,
14584         instead return immediately if it is NULL.
14585
14586 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14587
14588         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
14589
14590 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14591
14592         * hw-doloop.c: New file.
14593         * hw-doloop.h: New file.
14594         * Makefile.in (OBJS): Add hw-doloop.o.
14595         (hw-doloop.o): New rule.
14596         ($(obj_out_file)): Add hw-doloop.h dependency.
14597         * config/bfin/bfin.c: Include "hw-doloop.h".
14598         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
14599         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
14600         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
14601         type changed to hwloop_info.  Return bool, true if the loop was
14602         successfully optimized.  Remove code that was moved to
14603         hw-doloop.c, and adjust other parts.
14604         (hwloop_fail): New static function, containing parts that used
14605         to be in bfin_optimize_loop.
14606         (bfin_discover_loop, bfin_discover_loops, free_loops,
14607         bfin_reorder_loops): Remove.
14608         (hwloop_pattern_reg): New static function.
14609         (bfin_doloop_hooks): New variable.
14610         (bfin_reorg_loops): Remove most code, call reorg_loops.
14611         * config/bfin/bfin.md (doloop_end splitter): Also enable if
14612         loop counter is a memory_operand.
14613
14614 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
14615
14616         * config.gcc: Support --with-multilib-list for x86 Linux targets.
14617
14618         * configure.ac: Mention x86-64 for --with-multilib-list.
14619         * configure: Regenerated.
14620
14621         * config/i386/gnu-user64.h (SPEC_64): Support x32.
14622         (SPEC_32): Likewise.
14623         (ASM_SPEC): Likewise.
14624         (LINK_SPEC): Likewise.
14625         (TARGET_THREAD_SSP_OFFSET): Likewise.
14626         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
14627         (SPEC_X32): New.
14628
14629         * config/i386/i386.h (TARGET_X32): New.
14630         (TARGET_LP64): New.
14631         (LONG_TYPE_SIZE): Likewise.
14632         (POINTER_SIZE): Likewise.
14633         (POINTERS_EXTEND_UNSIGNED): Likewise.
14634         (OPT_ARCH64): Support x32.
14635         (OPT_ARCH32): Likewise.
14636
14637         * config/i386/i386.opt (mx32): New.
14638
14639         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
14640         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14641         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
14642         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14643
14644         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
14645         (BIONIC_DYNAMIC_LINKERX32): Likewise.
14646         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
14647
14648         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
14649
14650         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
14651
14652         * doc/invoke.texi: Document -mx32.
14653
14654 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14655
14656         * doc/invoke.texi (mwords-little-endian): Deprecate.
14657         * config/arm/arm.opt (mwords-little-endian): Likewise.
14658         * config/arm/arm.c (arm_option_override): Warn about the deprecation
14659         of -mwords-little-endian.
14660
14661 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14662
14663         * reload1.c (choose_reload_regs): Use mode sizes to check whether
14664         an old reload register completely defines the required value.
14665
14666 2011-07-07  Richard Guenther  <rguenther@suse.de>
14667
14668         * fold-const.c (fold_unary_loc): Do not strip sign-changes
14669         for NEGATE_EXPR.
14670
14671 2011-07-07  Richard Guenther  <rguenther@suse.de>
14672
14673         * tree-vrp.c (simplify_conversion_using_ranges): New function.
14674         (simplify_stmt_using_ranges): Call it.
14675
14676 2011-07-07  Kai Tietz  <ktietz@redhat.com>
14677
14678         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
14679         (lookup_logical_inverted_value): Likewise.
14680         (simplify_bitwise_binary_1): Likewise.
14681         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
14682
14683 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14684
14685         * gcc.c (%[Spec]): Don't document.
14686         (struct spec_list): Update comment.
14687         (do_spec_1): Don't handle %[Spec].
14688         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
14689
14690 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14691
14692         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
14693         default based on TARGET_ASM_NAMED_SECTION.
14694         * common/common-target.def (have_named_sections): Default to true.
14695         * common/config/default-common.c: Don't include tm.h.
14696         * common/config/picochip/picochip-common.c
14697         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
14698         * common/config/m32c/m32c-common.c: Remove.
14699         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
14700         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14701         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14702         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14703         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14704         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14705         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
14706
14707 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14708
14709         PR middle-end/49640
14710         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
14711         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
14712
14713 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14714
14715         PR libmudflap/49550
14716         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
14717
14718 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14719
14720         PR target/39150
14721         * configure.ac (gcc_cv_as_hidden): Also accept
14722         x86_64-*-solaris2.1[0-9]*.
14723         (gcc_cv_as_cfi_directive): Likewise.
14724         (gcc_cv_as_comdat_group_group): Likewise.
14725         (set_have_as_tls): Likewise.
14726         * configure: Regenerate.
14727         * config.gcc (i[34567]86-*-solaris2*): Also handle
14728         x86_64-*-solaris2.1[0-9]*.
14729         * config.host (i[34567]86-*-solaris2*): Likewise.
14730         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
14731         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
14732         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
14733         (TARGET_LD_EMULATION): Use it.
14734         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
14735         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
14736         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
14737         (ASM_CPU64_DEFAULT_SPEC): Define.
14738         (ASM_CPU_SPEC): Use %(asm_cpu_default).
14739         (ASM_SPEC): Redefine.
14740         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
14741         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
14742         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
14743         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
14744         configuration.
14745         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
14746
14747 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14748
14749         * config/sol2.h (ASM_SPEC): Split into ...
14750         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
14751         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
14752         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
14753         (ASM_SPEC): Use ASM_SPEC_BASE.
14754         * config/sparc/sol2.h (ASM_SPEC): Redefine.
14755
14756 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
14757
14758         * config/avr/avr.md (*reload_insi): Change predicate #1 to
14759         const_int_operand.  Ditto for peep2 producing this insn.
14760         Add argument to output_reload_insisf call.
14761         (*movsi,*movsf): Add argument to output_movsisf call.
14762         (*reload_insf): New insn and new peep2 to produce it.
14763         * config/avr/avr-protos.h (output_movsisf): Change prototype.
14764         (output_reload_insisf): Change prototype.
14765         * config/avr/avr.c (avr_asm_len): New function.
14766         (output_reload_insisf): Rewrite.
14767         (output_movsisf): Change prototype.  output_reload_insisf for
14768         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
14769         (adjust_insn_length): Add argument to output_movsisf and
14770         output_reload_insisf call.
14771
14772 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14773
14774         * emit-rtl.c (paradoxical_subreg_p): New function.
14775         * rtl.h (paradoxical_subreg_p): Declare.
14776         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
14777         apply_distributive_law, simplify_comparison, simplify_set): Use it.
14778         * cse.c (record_jump_cond, cse_insn): Likewise.
14779         * expr.c (force_operand): Likewise.
14780         * rtlanal.c (num_sign_bit_copies1): Likewise.
14781         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
14782         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
14783         (push_reload): Use precision to check for paradoxical subregs.
14784         * expmed.c (extract_bit_field_1): Likewise.
14785
14786         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
14787         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
14788         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
14789         simplify_set, simplify_logical, expand_compound_operation,
14790         make_extraction, force_to_mode, if_then_else_cond, extended_count,
14791         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
14792         record_value_for_reg): Likewise.
14793         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
14794         * simplify-rtx. c (simplify_unary_operation_1,
14795         simplify_binary_operation_1, simplify_const_relational_operation):
14796         Likewise.
14797
14798         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
14799         instead of GET_MODE_BITSIZE where appropriate.
14800         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
14801         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
14802         init_num_sign_bit_copies_in_rep): Likewise.
14803         * cse.c (fold_rtx, cse_insn): Likewise.
14804         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
14805         * simplify-rtx.c (simplify_unary_operation_1,
14806         simplify_const_unary_operation, simplify_binary_operation_1,
14807         simplify_const_binary_operation, simplify_ternary_operation,
14808         simplify_const_relational_operation, simplify_subreg): Likewise.
14809         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
14810         simplify_if_then_else, simplify_set, expand_compound_operation,
14811         expand_field_assignment, make_extraction, if_then_else_cond,
14812         make_compound_operation, force_to_mode, make_field_assignment,
14813         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
14814         extended_count, try_widen_shift_mode, simplify_shift_const_1,
14815         simplify_comparison, record_promoted_value, simplify_compare_const,
14816         record_dead_and_set_regs_1): Likewise.
14817
14818         Revert:
14819         * simplify-rtx.c (simplify_const_binary_operation): Use the
14820         shift_truncation_mask hook instead of performing modulo by width.
14821         Compare against mode precision, not bitsize.
14822         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
14823         Use shift_truncation_mask instead of constructing the value manually.
14824
14825 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
14826
14827         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
14828         declaration.
14829         (rs6000_save_toc_in_prologue_p): Ditto.
14830
14831         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
14832         up the static chain (r11) during indirect function calls.
14833         (-msave-toc-indirect): New undocumented debug switch.
14834
14835         * config/rs6000/rs6000.c (struct machine_function): Add
14836         save_toc_in_prologue field to note whether the prologue needs to
14837         save the TOC value in the reserved stack location.
14838         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
14839         to save the TOC in the prologue, do so.
14840         (rs6000_trampoline_init): Don't allow creating AIX style
14841         trampolines if -mno-r11 is in effect.
14842         (rs6000_call_indirect_aix): New function to create AIX style
14843         indirect calls, adding support for -mno-r11 to suppress loading
14844         the static chain, and saving the TOC in the prologue instead of
14845         the call body.
14846         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
14847         TOC in the prologue.
14848
14849         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
14850         register numbers.
14851         (TOC_REGNUM): Ditto.
14852         (STATIC_CHAIN_REGNUM): Ditto.
14853         (ARG_POINTER_REGNUM): Ditto.
14854         (SFP_REGNO): Delete, unused.
14855         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
14856         function descriptor offsets.
14857         (TOC_SAVE_OFFSET_64BIT): Ditto.
14858         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
14859         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
14860         (AIX_FUNC_DESC_SC_32BIT): Ditto.
14861         (AIX_FUNC_DESC_SC_64BIT): Ditto.
14862         (ptrload): New mode attribute for the appropriate load of a pointer.
14863         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
14864         (call_indirect_aix64): Ditto.
14865         (call_value_indirect_aix32): Ditto.
14866         (call_value_indirect_aix64): Ditto.
14867         (call_indirect_nonlocal_aix32_internal): Ditto.
14868         (call_indirect_nonlocal_aix32): Ditto.
14869         (call_indirect_nonlocal_aix64_internal): Ditto.
14870         (call_indirect_nonlocal_aix64): Ditto.
14871         (call): Rewrite AIX indirect function calls.  Add support for
14872         eliminating the static chain, and for moving the save of the TOC
14873         to the function prologue.
14874         (call_value): Ditto.
14875         (call_indirect_aix<ptrsize>): Ditto.
14876         (call_indirect_aix<ptrsize>_internal): Ditto.
14877         (call_indirect_aix<ptrsize>_internal2): Ditto.
14878         (call_indirect_aix<ptrsize>_nor11): Ditto.
14879         (call_value_indirect_aix<ptrsize>): Ditto.
14880         (call_value_indirect_aix<ptrsize>_internal): Ditto.
14881         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
14882         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
14883         (call_nonlocal_aix32): Relocate in the rs6000.md file.
14884         (call_nonlocal_aix64): Ditto.
14885
14886         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
14887         -mno-r11 documentation.
14888
14889 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
14890
14891         PR other/49658
14892         * doc/extend.texi (Compound Literals): Fix typo.
14893
14894 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
14895
14896         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
14897
14898 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
14899
14900         * configure.ac (plugin-version.h): Generate
14901         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
14902         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
14903         macros.
14904
14905         * configure: Regenerate.
14906
14907         * doc/plugins.texi (Building GCC plugins): Mention
14908         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
14909
14910 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
14911
14912         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
14913         * combine.c (make_extraction, gen_lowpart_or_truncate,
14914         apply_distributive_law, simplify_comparison,
14915         reg_truncated_to_mode, record_truncated_value): Use it.
14916         * cse.c (notreg_cost): Likewise.
14917         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
14918         * expr.c (convert_move, convert_modes): Likewise.
14919         * optabs.c (expand_binop, expand_unop): Likewise.
14920         * postreload.c (move2add_last_label): Likewise.
14921         * regmove.c (optimize_reg_copy_3): Likewise.
14922         * rtlhooks.c (gen_lowpart_general): Likewise.
14923         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14924
14925 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
14926
14927         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
14928
14929 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
14930
14931         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
14932         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
14933         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
14934         (simplify_const_unary_operation, simplify_binary_operation_1,
14935         simplify_const_binary_operation, simplify_const_relational_operation):
14936         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
14937         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
14938         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
14939         simplify_shift_const_1, simplify_comparison): Likewise.
14940         * expr.c (convert_modes): Likewise.
14941         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
14942         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
14943         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
14944
14945         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
14946
14947 2011-07-06  Richard Guenther  <rguenther@suse.de>
14948
14949         PR tree-optimization/49645
14950         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
14951         register variables.
14952         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
14953         in type qualification here ...
14954         (copy_reference_ops_from_ref): ... not here.
14955         (vn_reference_lookup_3): ... or here.
14956         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
14957         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
14958
14959 2011-07-06  Ian Lance Taylor  <iant@google.com>
14960
14961         * doc/install.texi (Configuration): It's
14962         --enable-gnu-indirect-function, not --enable-indirect-function.
14963
14964 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
14965
14966         * simplify-rtx.c (simplify_const_binary_operation): Use the
14967         shift_truncation_mask hook instead of performing modulo by width.
14968         Compare against mode precision, not bitsize.
14969         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
14970         Use shift_truncation_mask instead of constructing the value manually.
14971
14972 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
14973
14974         PR middle-end/47383
14975         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
14976         address computation and convert to address_mode if needed.
14977
14978 2011-07-06  Richard Guenther  <rguenther@suse.de>
14979
14980         * tree.c (build_common_tree_nodes_2): Merge with
14981         build_common_tree_nodes.
14982         * tree.h (build_common_tree_nodes): Adjust prototype.
14983         (build_common_tree_nodes_2): Remove.
14984         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
14985         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
14986
14987 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
14988
14989         PR tree-optimization/49618
14990         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
14991         t recurse on the decl.
14992         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
14993         return true if expr isn't known to be defined in current
14994         TU or some other LTO partition.
14995
14996 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
14997
14998         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
14999         override CASE_VALUES_THRESHOLD.
15000
15001         * stmt.c (toplevel): Include params.h.
15002         (case_values_threshold): Use the --param case-values-threshold
15003         value if non-zero, otherwise use machine dependent value.
15004         (expand_case): Use case_values_threshold.
15005
15006         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
15007
15008         * doc/invoke.texi (--param case-values-threshold): Document.
15009
15010 2011-07-05  Richard Henderson  <rth@redhat.com>
15011
15012         * dwarf2out.c (dwarf2out_cfi_label): Make static.
15013         (dwarf2out_flush_queued_reg_saves): Make static.
15014         (dwarf2out_reg_save): Remove.
15015         (dwarf2out_return_save): Remove.
15016         (dwarf2out_return_reg): Remove.
15017         (dwarf2out_reg_save_reg): Remove.
15018         (dwarf2out_def_cfa): Merge into ...
15019         (dwarf2out_frame_init): ... here.
15020         * dwarf2out.h, tree.h: Remove declarations as necessary.
15021
15022 2011-07-05  Richard Henderson  <rth@redhat.com>
15023
15024         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
15025         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15026         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
15027         the alloc insn.
15028
15029         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
15030         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
15031         (process_epilogue): Don't call dwarf2out_def_cfa.
15032
15033         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
15034         indicate the return address save.
15035         (process_cfa_register): Likewise.
15036
15037         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
15038         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
15039
15040         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
15041         for ar.pfs save at alloc insn.
15042
15043 2011-07-05  Richard Henderson  <rth@redhat.com>
15044
15045         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
15046         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15047         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
15048         stack pointer save.
15049         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
15050         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
15051         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
15052         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
15053
15054 2011-07-05  Richard Henderson  <rth@redhat.com>
15055
15056         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
15057         VUNSPEC_* constants here instead of via define_constants.
15058         (VUNSPEC_PEM): New constant.
15059         (procedure_entry_mask): New insn.
15060         (prologue): New expander.
15061         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
15062         (vax_expand_prologue): Rename from vax_output_function_prologue;
15063         emit rtl instead of text.
15064         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15065         (print_operand): Add 'x' prefix.
15066
15067 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15068
15069         PR middle-end/47715
15070         * calls.c (precompute_register_parameters): Promote the function
15071         argument before checking non-legitimate constant.
15072
15073 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15074
15075         PR tree-optimization/47654
15076         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
15077         (lst_do_strip_mine_loop): Return an int.
15078         (lst_do_strip_mine): Same.
15079         (scop_do_strip_mine): Same.
15080         (scop_do_block): Loop blocking should strip-mine at least two loops.
15081         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
15082         (scop_do_interchange): Same.
15083         * graphite-poly.h (scop_do_interchange): Update declaration.
15084         (scop_do_strip_mine): Same.
15085
15086 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15087
15088         * graphite-clast-to-gimple.c (precision_for_value): Removed.
15089         (precision_for_interval): Removed.
15090         (gcc_type_for_interval): Use mpz_sizeinbase.
15091
15092 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15093
15094         * graphite-ppl.h (value_max): Correct computation of max.
15095
15096 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15097
15098         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
15099
15100 2011-07-05  Richard Guenther  <rguenther@suse.de>
15101
15102         * c-decl.c (c_init_decl_processing): Defer building common
15103         tree nodes to c_common_nodes_and_builtins.
15104
15105 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
15106
15107         PR tree-optimization/49580
15108         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
15109         the loop's number of iterations.
15110         * tree-parloops.c (transform_to_exit_first_loop): Add the
15111         handling of the loop's number of iterations before the call
15112         to gimple_duplicate_sese_tail.
15113         Insert the stmt caclculating the new rhs of the loop's
15114         condition stmt to the preheader instead of iters_bb.
15115
15116 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15117
15118         PR rtl-optimization/47449
15119         * fwprop.c (forward_propagate_subreg): Don't propagate hard
15120         register nor zero/sign extended hard register.
15121
15122 2011-07-05  Richard Guenther  <rguenther@suse.de>
15123
15124         PR tree-optimization/49518
15125         PR tree-optimization/49628
15126         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
15127         irrelevant and invariant data-references.
15128         (vect_analyze_data_ref_access): For invariant loads clear the
15129         group association.
15130
15131 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
15132
15133         PR rtl-optimization/49619
15134         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
15135         pass VOIDmode as op0_mode to recursive call, and return temp even
15136         when different from tor, just if it is not IOR of the original
15137         PLUS arguments.
15138
15139         PR rtl-optimization/49472
15140         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
15141         negating MULT, negate the second operand instead of first.
15142         (simplify_binary_operation_1) <case MULT>: If one operand is
15143         a NEG and the other is MULT, don't attempt to optimize by negation
15144         of the MULT operand if it only moves the NEG operation around.
15145
15146         PR debug/49602
15147         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
15148         get_current_def return value if it can't be trusted to be
15149         the current value of the variable in the current bb.
15150
15151 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
15152
15153         PR target/49600
15154         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
15155         general register to memory for !TARGET_INTER_UNIT_MOVES.
15156
15157 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15158
15159         PR target/44643
15160         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
15161         instead of TREE_READONLY.
15162
15163 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15164
15165         * doc/extend.texi (AVR Built-in Functions): Update documentation
15166         of __builtin_avr_fmul*.
15167         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
15168         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
15169         * config/avr/avr.md (fmul): Rename to fmul_insn.
15170         (fmuls): Rename to fmuls_insn.
15171         (fmulsu): Rename to fmulsu_insn.
15172         (fmul,fmuls,fmulsu): New expander.
15173         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
15174         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
15175         * config/avr/libgcc.S (__fmul): New function.
15176         (__fmuls): New function.
15177         (__fmulsu,__fmulsu_exit): New function.
15178
15179 2011-07-04  Richard Guenther  <rguenther@suse.de>
15180
15181         PR tree-optimization/49615
15182         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
15183         basic-block index check.
15184
15185 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15186
15187         * longlong.h (count_leading_zeros, count_trailing_zeros,
15188         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
15189         resp. 64.
15190
15191 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
15192
15193         PR tree-optimization/49610
15194         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
15195         a basic block.
15196
15197 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
15198             Olivier Hainque  <hainque@adacore.com>
15199             Nicolas Setton  <setton@adacore.com>
15200
15201         * tree.h (TYPE_ARTIFICIAL): New flag.
15202         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
15203         the DIE of the type if it is artificial.
15204         (gen_array_type_die): Likewise.
15205         (gen_enumeration_type_die): Likewise.
15206         (gen_struct_or_union_type_die): Likewise.
15207         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
15208         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
15209
15210 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15211
15212         * tree-object-size.c (pass_through_call): Handle
15213         BUILT_IN_ASSUME_ALIGNED.
15214
15215 2011-07-01  Martin Jambor  <mjambor@suse.cz>
15216
15217         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
15218
15219 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
15220
15221         PR middle-end/48016
15222         * explow.c (update_nonlocal_goto_save_area): Use proper mode
15223         for stack save area.
15224         * function.c (expand_function_start): Likewise.
15225
15226 2011-07-01  Richard Guenther  <rguenther@suse.de>
15227
15228         PR middle-end/49596
15229         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
15230         may have unknown refs.
15231
15232 2011-07-01  Kai Tietz  <ktietz@redhat.com>
15233
15234         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
15235
15236 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15237
15238         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
15239         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
15240         (Specific, mips-sgi-irix6): Likewise.
15241
15242 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15243
15244         PR libmudflap/49549
15245         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
15246
15247 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15248
15249         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
15250         [idx]= and [idx1 ... idx2]= before initializers if needed for
15251         array initializers.
15252
15253 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
15254
15255         * config.gcc (score-*-elf): Remove score7.o.
15256         * config/score/t-score-elf: Likewise.
15257         * config/score/score.c: Merge score7 to score.c and
15258         remove forwarding functions.
15259         * config/score/score7.c: Deleted.
15260         * config/score/score7.h: Deleted.
15261
15262 2011-07-01  Richard Guenther  <rguenther@suse.de>
15263
15264         PR tree-optimization/49603
15265         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
15266
15267 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15268
15269         * tree-sra.c (struct access): Rename total_scalarization to
15270         grp_total_scalarization
15271         (completely_scalarize_var): New function.
15272         (sort_and_splice_var_accesses): Set total_scalarization in the
15273         representative access.
15274         (analyze_access_subtree): Propagate total scalarization accross the
15275         tree, no holes in totally scalarized trees, simplify coverage
15276         computation.
15277         (analyze_all_variable_accesses): Call completely_scalarize_var instead
15278         of completely_scalarize_record.
15279
15280 2011-06-30  Richard Henderson  <rth@redhat.com>
15281
15282         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
15283         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
15284         * config/i386/i386.c: Don't include dwarf2out.h.
15285         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
15286         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
15287         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
15288         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
15289         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
15290
15291 2011-06-30  Richard Henderson  <rth@redhat.com>
15292
15293         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
15294         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
15295         * final.c (final_scan_insn): Look for it, and invoke
15296         dwarf2out_frame_debug before the insn if found.
15297
15298 2011-06-30  Richard Henderson  <rth@redhat.com>
15299
15300         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
15301         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
15302
15303 2011-06-30  Richard Henderson  <rth@redhat.com>
15304
15305         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
15306         Define a vector of this type.
15307         (regs_saved_in_regs): Use a VEC.
15308         (num_regs_saved_in_regs): Remove.
15309         (compare_reg_or_pc): New.
15310         (record_reg_saved_in_reg): Split out from...
15311         (dwarf2out_flush_queued_reg_saves): ... here.
15312         (clobbers_queued_reg_save): Update for VEC.
15313         (reg_saved_in): Likewise.
15314         (dwarf2out_frame_debug_init): Likewise.
15315         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
15316         (dwarf2out_frame_debug_cfa_register): Likewise.
15317
15318 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15319
15320         PR tree-optimization/49572
15321         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
15322         type of the RHS instead of that of the LHS for the expression type.
15323
15324 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15325
15326         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
15327         unconditionally.
15328
15329 2011-06-30  Richard Guenther  <rguenther@suse.de>
15330
15331         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
15332         * tree-ssa-structalias.c (create_variable_info_for): Do not
15333         add initial constraints for non-var-decls.  Properly handle
15334         globals in other ltrans partitions.
15335         (intra_create_variable_infos): Manually create constraints for
15336         the fake no-alias parameter.
15337         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
15338         and assert there are no clones.
15339
15340 2011-06-30  Richard Guenther  <rguenther@suse.de>
15341
15342         PR tree-optimization/46787
15343         * tree-data-ref.c (dr_address_invariant_p): Remove.
15344         (find_data_references_in_stmt): Invariant accesses are ok now.
15345         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
15346         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
15347         invariant loads.
15348
15349 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15350
15351         PR tree-optimization/49094
15352         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
15353         (build_accesses_from_assign): Use it.
15354
15355 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15356
15357         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15358         handling of BUILT_IN_ASSUME_ALIGNED.
15359
15360         PR debug/49364
15361         * dwarf2out.c (output_abbrev_section): Don't return early
15362         if abbrev_die_table_in_use is 1.
15363         (dwarf2out_finish): Instead don't call output_abbrev_section
15364         nor emit abbrev_section_label in that case.
15365
15366 2011-06-30  Nick Clifton  <nickc@redhat.com>
15367
15368         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
15369         for the V850E.
15370
15371 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15372
15373         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15374         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
15375
15376 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
15377
15378         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
15379         both pattern and original statements if necessary.
15380         (vect_transform_loop): Likewise.
15381         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
15382         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
15383         Mark the pattern statement only if the original statement doesn't
15384         have its own uses.
15385         (process_use): Call vect_mark_relevant with additional parameter.
15386         (vect_mark_stmts_to_be_vectorized): Likewise.
15387         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
15388         (vect_analyze_stmt): Handle both pattern and original statements
15389         if necessary.
15390         (vect_transform_stmt): Don't store vectorized pattern statement
15391         in the original statement.
15392         (vect_is_simple_use_1): Use related pattern statement only if the
15393         original statement is irrelevant.
15394         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
15395
15396 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
15397
15398         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
15399         option.
15400         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
15401         entry.
15402         (TARGET_AVX128_OPTIMAL): New definition.
15403         * config/i386/i386.c (initial_ix86_tune_features): Initialize
15404         X86_TUNE_AVX128_OPTIMAL entry.
15405         (ix86_option_override_internal): Enable the generation
15406         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
15407         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
15408         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
15409
15410 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
15411
15412         PR tree-optimization/49539
15413         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
15414         names by means of stmt_references_abnormal_ssa_name.
15415         (associate_plusminus): Call can_propagate_from before propagating
15416         from definition statements.
15417         (ssa_forward_propagate_and_combine): Remove superfluous newline.
15418
15419 2011-06-29  Richard Guenther  <rguenther@suse.de>
15420
15421         * doc/invoke.texi: Document -scev dump modifier.
15422         * tree-pass.h (TDF_SCEV): New dump flag.
15423         * tree-dump.c (dump_option_value_in): Add scev.
15424         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
15425         * tree-scalar-evolution.c: Likewise.
15426
15427 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
15428
15429         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
15430         (cxa_type_match): Correct declaration.
15431         (__gnu_unwind_pr_common): Reconstruct additional indirection
15432         when __cxa_type_match returns succeeded_with_ptr_to_base.
15433
15434 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15435
15436         PR rtl-optimization/49114
15437         * reload.c (struct replacement): Remove SUBREG_LOC member.
15438         (push_reload): Do not set it.
15439         (push_replacement): Likewise.
15440         (subst_reload): Remove dead code.
15441         (copy_replacements): Remove assertion.
15442         (copy_replacements_1): Do not handle SUBREG_LOC.
15443         (move_replacements): Likewise.
15444         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
15445         Detect subregs via recursive descent instead of via SUBREG_LOC.
15446
15447 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15448
15449         * config/avr/avr.c (avr_encode_section_info): Dispatch to
15450         default_encode_section_info.
15451
15452 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
15453
15454         PR tree-optimization/49545
15455         * builtins.c (get_object_alignment_1): Update function comment.
15456         Do not use DECL_ALIGN for functions, but test
15457         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
15458         * fold-const.c (get_pointer_modulus_and_residue): Don't check
15459         for functions here.
15460         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
15461
15462 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
15463
15464         PR debug/49567
15465         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
15466         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
15467
15468 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15469
15470         PR target/34734
15471         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
15472         about uninitialized data attributed 'progmem' from here...
15473         (avr_encode_section_info): ...to this new function.
15474         (TARGET_ENCODE_SECTION_INFO): New define.
15475         (avr_section_type_flags): For data in ".progmem.data", remove
15476         section flag SECTION_WRITE.
15477
15478 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15479
15480         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
15481         _xmulhisi3_exit.
15482         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
15483         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
15484         (__umulhisi3): Ditto.
15485         * config/avr/avr.md (mulhisi3): New insn expender.
15486         (umulhisi3): New insn expender.
15487         (*mulhisi3_call): New insn.
15488         (*umulhisi3_call): New insn.
15489
15490 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15491
15492         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
15493
15494 2011-06-28  Richard Henderson  <rth@redhat.com>
15495
15496         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
15497         all code and arguments that handled pushes.  Update all callers.
15498
15499 2011-06-28  Richard Henderson  <rth@redhat.com>
15500
15501         * config/arm/arm.c (arm_output_function_prologue): Don't call
15502         thumb1_output_function_prologue.
15503         (arm_expand_prologue): Avoid dead store.
15504         (number_of_first_bit_set): Use ctz_hwi.
15505         (thumb1_emit_multi_reg_push): New.
15506         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
15507         to emit the entire prologue as rtl.
15508         (thumb1_output_interwork): Split out from
15509         thumb1_output_function_prologue.
15510         (thumb1_output_function_prologue): Remove.
15511         (arm_attr_length_push_multi): Handle thumb1.
15512         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
15513         (prologue_thumb1_interwork): New.
15514         (*push_multi): Allow thumb1; use push_mult_memory_operand.
15515         * config/arm/predicates.md (push_mult_memory_operand): New.
15516
15517 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15518
15519         * config/sparc/sync.md (*stbar): Delete.
15520         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
15521
15522 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15523
15524         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
15525
15526 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15527
15528         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
15529         (TARGET_64BIT_DEFAULT): Define.
15530         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
15531         of tm_file.
15532         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
15533
15534 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15535
15536         * common.opt (in_lto_p): New Variable entry.
15537         * flags.h (in_lto_p): Move to common.opt.
15538         * gcc.c: Include params.h.
15539         (set_option_handlers): Also use common_handle_option and
15540         target_handle_option.
15541         (main): Call global_init_params, finish_params and init_options_struct.
15542         * opts.c (debug_type_names): Move from toplev.c.
15543         (print_filtered_help): Access quiet_flag through opts pointer.
15544         (common_handle_option): Return early in the driver for some options.
15545         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
15546         opts pointer.
15547         * toplev.c (in_lto_p): Move to common.opt.
15548         (debug_type_names): Move to opts.c.
15549         * Makefile.in (OBJS): Remove opts.o.
15550         (OBJS-libcommon-target): Add opts.o.
15551         (gcc.o): Update dependencies.
15552
15553 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15554
15555         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
15556
15557 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
15558
15559         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
15560         with '=' constraint modifier.
15561         (*divdf3_vfp): Likewise.
15562         ("*mulsf3_vfp"): Likewise.
15563         ("*muldf3_vfp"): Likewise.
15564         ("*mulsf3negsf_vfp"): Likewise.
15565         ("*muldf3negdf_vfp"): Likewise.
15566
15567 2011-06-28  Nick Clifton  <nickc@redhat.com>
15568
15569         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
15570         relaxation when performing an incremental link.
15571
15572 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15573
15574         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
15575         within BB from last to first.
15576
15577 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15578
15579         * genattr-common.c: New.  Based on genattr.c.
15580         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
15581         (MOSTLYCLEANFILES): Add insn-attr-common.h.
15582         (opts.o): Update dependencies.
15583         (.PRECIOUS): Add insn-attr-common.h.
15584         (simple_rtl_generated_h): Add insn-attr-common.h.
15585         (build/genattr-common.o): New.
15586         (genprogrtl): Add attr-common.
15587         * genattr.c (main): Include insn-attr-common.h.  Don't generate
15588         definitions of DELAY_SLOTS or INSN_SCHEDULING.
15589         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
15590
15591 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
15592
15593         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
15594         avr-*-* and avr-*-rtems* targets.
15595
15596         * config/avr/elf.h: New file.
15597         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
15598         (TARGET_ASM_SELECT_SECTION): Define.
15599         (INIT_SECTION_ASM_OP): Undefine.
15600         (FINI_SECTION_ASM_OP): Undefine.
15601         (READONLY_DATA_SECTION_ASM_OP): Undefine.
15602         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
15603         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
15604         * config/avr/avr.h:
15605         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
15606         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
15607         (MAX_OFILE_ALIGNMENT): Move to elf.h.
15608         (STRING_LIMIT): Move to elf.h.
15609         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
15610         (ASM_DECLARE_OBJECT_NAME): Remove.
15611         (ESCAPES): Remove.
15612         (ASM_OUTPUT_SKIP): Remove.
15613         (DWARF2_DEBUGGING_INFO): Remove.
15614         (OBJECT_FORMAT_ELF): Remove.
15615         (USER_LABEL_PREFIX): Remove.
15616         (ASM_OUTPUT_EXTERNAL): Remove.
15617         (ASM_OUTPUT_ASCII): Remove.
15618         (TYPE_ASM_OP): Remove.
15619         (SIZE_ASM_OP): Remove.
15620         (WEAK_ASM_OP): Remove.
15621         (STRING_ASM_OP): Remove.
15622         (SET_ASM_OP): Remove.
15623         (ASM_WEAKEN_LABEL): Remove.
15624         (TYPE_OPERAND_FMT): Remove.
15625         (ASM_DECLARE_FUNCTION_SIZE): Remove.
15626         (ASM_FINISH_DECLARE_OBJECT): Remove.
15627         (NO_DOLLAR_IN_LABEL): Remove.
15628         (ASM_GENERATE_INTERNAL_LABEL): Remove.
15629         (ASM_OUTPUT_CASE_LABEL): Remove.
15630         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
15631         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
15632         (gas_output_ascii): Remove.
15633         (gas_output_limited_string): Remove.
15634         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
15635         * config/avr/avr-protos.h
15636         (gas_output_ascii): Remove prototye.
15637         (gas_output_limited_string): Remove prototype.
15638
15639 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
15640
15641         PR target/48637
15642         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
15643         asm operands.
15644
15645 2011-06-27  Jan Hubicka  <jh@suse.cz>
15646
15647         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
15648         node instead of references in node.
15649
15650 2011-06-27  Richard Henderson  <rth@redhat.com>
15651
15652         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
15653         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
15654         inside ifdef.
15655
15656 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
15657
15658         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
15659
15660         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
15661         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
15662         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
15663         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
15664         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
15665         (evaluate_stmt, execute_fold_all_builtins): Handle
15666         BUILT_IN_ASSUME_ALIGNED.
15667         * tree-ssa-dce.c (propagate_necessity): Likewise.
15668         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
15669         call_may_clobber_ref_p_1): Likewise.
15670         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
15671         (expand_builtin_assume_aligned): New function.
15672         * doc/extend.texi (__builtin_assume_aligned): Document.
15673
15674         PR debug/49544
15675         * cselib.c (promote_debug_loc): If cselib_preserve_constants
15676         and l has two DEBUG_INSN owned locs instead of just one, adjust
15677         the second location's setting_insn too.
15678
15679 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15680
15681         PR libmudflap/38738
15682         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
15683
15684 2011-06-27  Nick Clifton  <nickc@redhat.com>
15685
15686         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
15687         bit position of highest bit set into a count of the high zero bits.
15688
15689 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15690
15691         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
15692
15693 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15694
15695         PR lto/48492
15696         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
15697         to a NULL parent.
15698
15699 2011-06-27  Richard Guenther  <rguenther@suse.de>
15700
15701         PR tree-optimization/49394
15702         * passes.c (execute_one_pass): Restore current_pass after
15703         applying IPA transforms.
15704
15705 2011-06-27  Kai Tietz  <ktietz@redhat.com>
15706
15707         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
15708         out of type precision after operation.
15709         (find_bswap): Take for limit value the integer auto-promotion
15710         into account.
15711
15712 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15713
15714         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
15715         forward scan as well.
15716
15717 2011-06-27  Tristan Gingold  <gingold@adacore.com>
15718
15719         PR target/44241
15720         * config/vms/vms-protos.h: New file.
15721         * config/vms/vms-crtlmap.map: New file.
15722         * config/vms/vms.c: New file.
15723         * config/vms/make-crtlmap.awk: New file.
15724         * config/vms/vms-crtl.h: File removed.
15725         * config/vms/vms-crtl-64.h: File removed.
15726         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
15727         * config/alpha/vms64.h: Do not include vms-crtl-64.h
15728         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
15729         clear some builtins on VMS.  Calls vms_patch_builtins.
15730         (avms_asm_output_external): Remove.
15731         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
15732         (struct crtl_name_spec): Remove
15733         (DO_CTRL_NAMES): Remove.
15734         * config/ia64/vms.h (struct crtl_name_spec): Remove
15735         (DO_CTRL_NAMES): Remove.
15736         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
15737         clear some builtins on VMS.  Calls vms_patch_builtins.
15738         (ia64_asm_output_external): Remove DO_CRTL_NAME.
15739         * config/ia64/vms64.h: Do not include vms-crtl-64.h
15740         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
15741
15742 2011-06-27  Tristan Gingold  <gingold@adacore.com>
15743
15744         * config/alpha/alpha.c (alpha_end_function): Always generate .end
15745         directive on VMS.
15746
15747 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
15748
15749         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
15750         the function receives nonlocal gotos.
15751
15752 2011-06-27  Richard Guenther  <rguenther@suse.de>
15753
15754         PR tree-optimization/49536
15755         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
15756         For non-scalar inner types use a scalar type according to
15757         the scalar inner mode.
15758
15759 2011-06-27  Richard Guenther  <rguenther@suse.de>
15760
15761         PR tree-optimization/49365
15762         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
15763
15764 2011-06-27  Richard Guenther  <rguenther@suse.de>
15765
15766         PR tree-optimization/49169
15767         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
15768         the alignment of function decls.
15769
15770 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
15771
15772         PR target/47997
15773         * config/darwin.c (darwin_mergeable_string_section): Place string
15774         constants in '.cstring' rather than '.const' when CF/NSStrings are
15775         active.
15776
15777 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
15778
15779         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
15780         (emit_save_register_window): Likewise.
15781         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
15782         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
15783         Swap back %o7/%i7 in register naming.
15784
15785 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
15786
15787         PR driver/49371
15788         * config/darwin.c (darwin_override_options): Improve warning when
15789         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
15790         is given with fpie/fPIE.
15791         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
15792         * config/darwin9.h (PIE_SPEC): New.
15793
15794 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
15795
15796         * timevar.c (timevar_print): Increase width for display of timevar
15797         name.
15798
15799 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
15800
15801         PR c++/46400
15802         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
15803         instead of TYPE_CHAIN for chain_next for types.
15804
15805 2011-06-24  Richard Henderson  <rth@redhat.com>
15806
15807         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
15808         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
15809         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
15810         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
15811         (sparc_flat_expand_prologue): Emit individual instructions
15812         instead of one of the above.
15813
15814 2011-06-24  Easwaran Raman  <eraman@google.com>
15815
15816         PR rtl-optimization/49429
15817         PR target/49454
15818         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
15819         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
15820         used to copy y into x.
15821         * calls.c (initialize_argument_information): Mark
15822         an argument addressable if it is passed by invisible reference.
15823         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
15824         if it is passed by reference.
15825
15826 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
15827
15828         PR rtl-optimization/49504
15829         * rtlanal.c (nonzero_bits1): Properly handle addition or
15830         subtraction of a pointer in Pmode if pointers extend unsigned.
15831         (num_sign_bit_copies1): Likewise.
15832
15833 2011-06-24  Martin Jambor  <mjambor@suse.cz>
15834
15835         PR tree-optimizations/49516
15836         * tree-sra.c (sra_modify_assign): Choose the safe path for
15837         aggregate copies if we also did scalar replacements.
15838
15839 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
15840
15841         PR target/49335
15842         * config/arm/predicates.md (add_operator): New.
15843         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
15844
15845 2011-06-24  Andi Kleen  <ak@linux.intel.com>
15846
15847         * tree-sra.c (type_internals_preclude_sra_p): Add msg
15848         parameter. Split up ifs and report reason in *msg.
15849         (reject): Add.
15850         (find_var_candiate): Add msg variable.
15851         Split up ifs and report reason to reject.
15852         (find_param_candidates): Add msg variable.
15853         Pass msg to type_internals_preclude_sra_p.
15854
15855 2011-06-23  Jeff Law  <law@redhat.com>
15856
15857         PR middle-end/48770
15858         * reload.h (reload): Change to return a bool.
15859         * ira.c (ira): If requested by reload, run a fast DCE pass after
15860         reload has completed.  Fix comment typo.
15861         * reload1.c (need_dce): New file scoped static.
15862         (reload): Set reload_completed here.  Return whether or not a DCE
15863         pass after reload is needed.
15864         (delete_dead_insn): Set need_dce as needed.
15865
15866         PR middle-end/49465
15867         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
15868         to detect threading through joiner block.  If there was already
15869         an edge to the new target, then do not change the PHI nodes.
15870
15871 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
15872
15873         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
15874         get_pointer_alignment to see if base isn't sufficiently aligned.
15875
15876 2011-06-23  Jan Hubicka  <jh@suse.cz>
15877
15878         PR tree-optimize/49373
15879         * tree-pass.h (all_late_ipa_passes): Declare.
15880         * cgraphunit.c (init_lowered_empty_function): Fix properties.
15881         (cgraph_optimize): Execute late passes; remove unreachable funcions
15882         after materialization.
15883         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
15884         LTOing.
15885         * passes.c (all_late_ipa_passes): Declare.
15886         (dump_passes, register_pass): Handle late ipa passes.
15887         (init_optimization_passes): Move ipa_pta to late passes; schedule
15888         fixup_cfg at beggining of all_passes.
15889         (apply_ipa_transforms): New function.
15890         (execute_one_pass): When doing simple ipa pass, apply all transforms.
15891
15892 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
15893
15894         * params.c: Include common/common-target.h.  Don't include tm.h.
15895         (lang_independent_params): Move from toplev.c.
15896         (global_init_params): New.
15897         * params.h (global_init_params): Declare.
15898         * target.def (default_params): Move to common-target.def.
15899         * toplev.c (lang_independent_options): Remove.
15900         (lang_independent_params): Move to params.c.
15901         (general_init): Use global_init_params.
15902         * common/common-target.def (option_default_params): Move from
15903         target.def.
15904         * common/config/ia64/ia64-common.c: Include params.h.
15905         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
15906         from ia64.c.
15907         * common/config/rs6000/rs6000-common.c: Include params.h.
15908         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
15909         from rs6000.c.
15910         * common/config/sh/sh-common.c: Include params.h.
15911         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
15912         from sh.c.
15913         * common/config/spu/spu-common.c: Include params.h.
15914         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
15915         from spu.c.
15916         * config/ia64/ia64.c (ia64_option_default_params,
15917         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
15918         * config/rs6000/rs6000.c (rs6000_option_default_params,
15919         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
15920         * config/sh/sh.c (sh_option_default_params,
15921         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
15922         * config/spu/spu.c (spu_option_default_params,
15923         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
15924         * Makefile.in (OBJS): Remove params.o.
15925         (OBJS-libcommon-target): Add params.o.
15926         (params.o, $(common_out_object_file)): Update dependencies.
15927         * doc/tm.texi: Regenerate.
15928
15929 2011-06-23  Alan Modra  <amodra@gmail.com>
15930
15931         PR bootstrap/49383
15932         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
15933         invocation for 2011-06-09 changes.
15934
15935 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
15936
15937         PR libgomp/49490
15938         * omp-low.c (expand_omp_for_static_nochunk): Only
15939         use n ceil/ nthreads size for the first n % nthreads threads in the
15940         team instead of all threads except for the last few ones which
15941         get less work or none at all.
15942
15943         PR debug/49496
15944         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
15945         uses.
15946
15947 2011-06-22  Richard Guenther  <rguenther@suse.de>
15948
15949         PR tree-optimization/49493
15950         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
15951         Refer to the alias target of variables.
15952         (associate_varinfo_to_alias_1): Remove.
15953         (ipa_pta_execute): Do not associate aliases with anything.
15954         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
15955         (cgraph_function_node): Likewise.
15956         (cgraph_function_or_thunk_node): Likewise.
15957         (varpool_variable_node): Likewise.
15958
15959 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
15960
15961         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
15962         * config.gcc (arm*-*-linux*): Default to gnu tls.
15963         (arm*-*-*): Add --with-tls option.
15964         (all_defaults): Add 'tls'.
15965
15966 2011-06-22  Richard Henderson  <rth@redhat.com>
15967
15968         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
15969         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
15970         (dwarf2out_frame_debug_cfa_window_save): Rename from
15971         dwarf2out_window_save; make static.
15972         * tree.h (dwarf2out_window_save): Don't declare.
15973
15974         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
15975         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15976         (emit_save_register_window): Rename from gen_save_register_window;
15977         emit the insn and add REG_CFA_* notes.
15978         (sparc_expand_prologue): Update to match.
15979         * config/sparc/sparc.md (save_register_window_1): Simplify from
15980         save_register_window<P:mode>.
15981
15982 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
15983
15984         PR target/49497
15985         * config/i386/i386.md (*lea_general_2): Always allow SImode.
15986         (*lea_general_2_zext): Likewise.
15987         (imul to lea peepholes): Use const359_operand and check
15988         TARGET_PARTIAL_REG_STALL.
15989
15990         * config/i386/predicates.md (const359_operand): New.
15991
15992 2011-06-22  Michael Matz  <matz@suse.de>
15993
15994         * cgraphunit.c (assemble_thunk): Use correct return type.
15995
15996 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
15997             Dmitry Melnik  <dm@ispras.ru>
15998
15999         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
16000         (neon_output_shift_immediate): Ditto.
16001         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
16002         prototype.
16003         (neon_output_shift_immediate): Ditto.
16004         * config/arm/neon.md (vashl<mode>3): Modified constraint.
16005         (vashr<mode>3_imm): New insn pattern.
16006         (vlshr<mode>3_imm): Ditto.
16007         (vashr<mode>3): Modified constraint.
16008         (vlshr<mode>3): Ditto.
16009         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
16010         predicate.
16011         (imm_for_neon_rshift_operand): Ditto.
16012         (imm_lshift_or_reg_neon): Ditto.
16013         (imm_rshift_or_reg_neon): Ditto.
16014
16015         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
16016
16017 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16018
16019         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
16020         builtin calls even if likelyvalue is not CONSTANT.
16021         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
16022         Return get_value_for_expr of first operand
16023         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
16024         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16025         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
16026         their non-checking counterparts.
16027         (call_may_clobber_ref_p_1): Likewise.
16028         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
16029         like their non-checking counterparts.
16030         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16031         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
16032         like their non-checking counterparts.
16033         (find_func_clobbers): Likewise.
16034         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
16035         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
16036
16037         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
16038         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
16039         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
16040         of base type reference as argument.
16041         (resolve_addr_in_expr): Likewise.  Fix keep computation.
16042         (convert_descriptor_to_signed): Renamed to...
16043         (convert_descriptor_to_mode): ... this.  For wider types convert to
16044         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
16045         (typed_binop): New function.
16046         (scompare_loc_descriptor, ucompare_loc_descriptor,
16047         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
16048         default to unsigned type instead of signed.
16049
16050         PR debug/47858
16051         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
16052         (gimple_build_debug_source_bind_stat): New prototype.
16053         (gimple_build_debug_source_bind): Define.
16054         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
16055         gimple_debug_source_bind_get_value,
16056         gimple_debug_source_bind_get_value_ptr,
16057         gimple_debug_source_bind_set_var,
16058         gimple_debug_source_bind_set_value): New inlines.
16059         * gimple.c (gimple_build_debug_source_bind_stat): New function.
16060         * gimple-pretty-print.c (dump_gimple_debug): Handle
16061         GIMPLE_DEBUG_SOURCE_BIND.
16062         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
16063         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16064         * tree-parloops.c (eliminate_local_variables,
16065         separate_decls_in_region): Likewise.
16066         (separate_decls_in_region_debug): Renamed from
16067         separate_decls_in_region_debug_bind.  Handle
16068         gimple_debug_source_bind_p.
16069         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
16070         prototypes.
16071         (DECL_HAS_DEBUG_ARGS_P): Define.
16072         (struct tree_function_decl): Add has_debug_args_flag field.
16073         * tree.c (debug_args_for_decl): New variable.
16074         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
16075         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
16076         (rewrite_debug_stmt_uses): New function.
16077         (rewrite_stmt): Use it to rewrite debug stmt uses.
16078         * rtl.def (DEBUG_PARAMETER_REF): New.
16079         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
16080         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
16081         DEBUG_PARAMETER_REF.
16082         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
16083         * print-rtl.c (print_rtx): Likewise.
16084         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
16085         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
16086         debug stmts in the first bb.
16087         * tree-inline.c (remap_ssa_name): If remapping default def
16088         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
16089         a source bind debug stmt.
16090         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
16091         (maybe_move_debug_stmts_to_successors): Likewise.
16092         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
16093         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
16094         debug args vector from old_decl to new_decl.
16095         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
16096         or modified parameters, add debug bind stmts before call
16097         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
16098         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
16099         on DECL_DEBUG_EXPRs from debug args vector.
16100         (expand_debug_source_expr): New function.
16101         (expand_debug_locations): Use it for source bind insns.
16102         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
16103         * var-tracking.c (prepare_call_arguments): Add debug args
16104         to call_arguments if any.
16105         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
16106         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
16107         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
16108         (get_ref_die_offset, parameter_ref_descriptor): New functions.
16109         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
16110         (gen_subprogram_die): Handle parameters identified by
16111         DEBUG_PARAMETER_REF.
16112
16113 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16114
16115         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
16116         * doc/install.texi (Configuration): Document --with-tls.
16117         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
16118         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
16119         (arm_tls_descseq_addr): New.
16120         (legitimize_tls_address): Add tlsdesc support.
16121         (arm_cannot_copy_insn_p): Check for tlscall.
16122         (arm_emit_tls_decoration): Likewise.
16123         * config/arm/arm.h (TARGET_GNU2_TLS): New.
16124         (OPTION_DEFAULT_SPECS): Add with-tls support.
16125         * config/arm/arm.md (R1_REGNUM): Define.
16126         (tlscall): New.
16127         * config/arm/arm.opt (tls_type): New enumeration type and values.
16128         (mtls-dialect): New switch.
16129         * config/arm/arm-opts.h (enum tls_type): New.
16130
16131 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
16132
16133         * attribs.c (register_attribute): Added assert to check that all
16134         attribute specs are registered with a name that is not empty and
16135         does not start with '_'.
16136         (decl_attributes): Avoid the lookup of the "naked" attribute spec
16137         if the function has no attributes.
16138         * tree.c (is_attribute_with_length_p): Removed.
16139         (is_attribute_p): Removed.
16140         (private_is_attribute_p): New.
16141         (private_lookup_attribute): New.
16142         (lookup_attribute): Removed.
16143         (lookup_ident_attribute): New.
16144         (remove_attribute): Require the first argument to be in the form
16145         'text', not '__text__'.  Updated asserts.
16146         (merge_attributes): Use lookup_ident_attributes instead of
16147         lookup_attribute.
16148         (merge_dllimport_decl_attributes): Use remove_attribute.
16149         (attribute_list_contained): Likewise.
16150         (attribute_list_equal): Immediately return 1 if the arguments are
16151         identical pointers.
16152         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
16153         'int'.  Require the first argument to be in the form 'text', not
16154         '__text__'.  Require the second argument to be an identifier.
16155         (lookup_attribute): Made inline.  Require the first argument to be
16156         in the form 'text', not '__text__'.
16157         (private_is_attribute_p, private_lookup_attribute): New.
16158         Updated comments.
16159
16160 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
16161
16162         * builtins.c: Add sync_ or SYNC__ to builtin names.
16163         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
16164         * omp-low.c: Add sync_ or SYNC__ to builtin names.
16165
16166 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16167
16168         PR target/33049
16169         * config/avr/avr.md (extzv): New expander.
16170         (*extzv): New insn.
16171         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
16172         * config/avr/constraints.md (C04): New constraint.
16173         * doc/md.texi (Machine Constraints): Document it.
16174
16175 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16176
16177         PR middle-end/49489
16178         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
16179         unsignedp argument instead of 1 for clrsb_optab.
16180         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
16181         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
16182         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
16183         * optabs.c (widen_leading): Call widen_operand and expand_unop
16184         with 0 as unsignedp argument instead of 1 for clrsb_optab.
16185         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
16186
16187 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16188
16189         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
16190
16191 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
16192
16193         * gensupport.c (add_define_attr): New static function.
16194         (is_predicable): Allow multi-alternative lists for the "predicable"
16195         attribute.
16196         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
16197         (process_one_cond_exec): Call alter_attrs_for_insn.
16198         * doc/md.texi (Defining Attributes): Mention some standard names.
16199         (Conditional Execution): Update documentation for "predicable".
16200
16201         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
16202         __builtin_clrsbll): Document.
16203         * doc/rtl.texi (clrsb): New entry.
16204         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
16205         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
16206         (expand_unop): Handle clrsb_optab.
16207         (init_optabs): Initialize it.
16208         * optabs.h (enum optab_index): New entry OTI_clrsb.
16209         (clrsb_optab): Define.
16210         * genopinit.c (optabs): Add an entry for it.
16211         * builtins.c (expand_builtin): Handle clrsb builtin functions.
16212         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
16213         BUILT_IN_CLRSBLL): New.
16214         * rtl.def (CLRSB): New code.
16215         * dwarf2out.c (mem_loc_descriptor): Handle it.
16216         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
16217         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
16218         and popcount.
16219         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
16220         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
16221         (__ctzDI2): Move declaration.
16222         * config/bfin/bfin.md (clrsbsi2): New expander.
16223         (signbitssi2): Use the CLRSB rtx.
16224         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
16225         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
16226
16227 2011-06-21  Richard Guenther  <rguenther@suse.de>
16228
16229         * ipa-inline-transform.c (inline_transform): Fix previous change.
16230
16231 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
16232
16233         PR tree-optimization/49478
16234         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
16235         with constant operand.
16236
16237 2011-06-21  Richard Guenther  <rguenther@suse.de>
16238
16239         * ipa-inline-transform.c (inline_transform): Fix typo.
16240
16241 2011-06-21  Richard Guenther  <rguenther@suse.de>
16242
16243         PR tree-optimization/49483
16244         * tree-vect-stmts.c (vectorizable_assignment): Also handle
16245         VIEW_CONVERT_EXPR conversions.
16246
16247 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
16248
16249         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
16250         * config/avr/avr-tables.opt: New file (generated).
16251         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
16252         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
16253         avr-mcus.def.
16254         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
16255         (avr_option_override): Don't process -mmcu= argument here.  Set
16256         avr_current_device using avr_mcu_index.
16257         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
16258         * config/avr/avr.opt (mmcu=): Use Enum.
16259         * config/avr/t-avr (avr-devices.o): Update dependencies.
16260         ($(srcdir)/config/avr/avr-tables.opt): New.
16261         * target.def (help): Remove.
16262         * doc/tm.texi.in (TARGET_HELP): Remove.
16263         * doc/tm.texi: Regenerate.
16264         * opts.c: Don't include target.h.
16265         (common_handle_option): Don't call targetm.help.
16266         * system.h (TARGET_HELP): Poison.
16267         * Makefile.in (opts.o): Update dependencies.
16268
16269 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16270
16271         * config/usegld.h: New file.
16272         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
16273         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
16274         (LIB_SPEC): Likewise.  Search /lib.
16275         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
16276         (RDYNAMIC_SPEC): Handle GNU ld.
16277         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
16278         Define.
16279         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
16280         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
16281         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
16282         (STACK_CHECK_STATIC_BUILTIN): Define.
16283         * config/sol2.opt (compat-bsd): Remove.
16284         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
16285         * config/sol2-bi.h: New file.
16286         * config/sol2-gld.h: Remove.
16287         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
16288         (NO_DBX_BNSYM_ENSYM): Remove.
16289         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16290         (STACK_CHECK_STATIC_BUILTIN): Remove.
16291         Test USE_GLD instead of TARGET_GNU_LD.
16292         * config/i386/sol2-10.h: Rename to ...
16293         * config/i386/sol2-bi.h .. this.
16294         (SUBTARGET_EXTRA_SPECS): Redefine.
16295         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
16296         (MULTILIB_DEFAULTS): Remove.
16297         (DEFAULT_ARCH32_P): Define.
16298         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
16299         (ARCH64_SUBDIR): Define.
16300         Test USE_GLD instead of TARGET_GNU_LD.
16301         (I386_EMULATION): Rename to ...
16302         (ARCH32_EMULATION): ... this.
16303         (X86_64_EMULATION): Rename to ...
16304         (ARCH64_EMULATION): ... this.
16305         (TARGET_LD_EMULATION): Remove.
16306         (LINK_ARCH_SPEC): Remove.
16307         * config/i386/sol2-gas.h: Remove.
16308         * config/i386/t-sol2-10: Rename to ...
16309         * config/i386/t-sol2-64: ... this.
16310         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
16311         (AS_SPARC64_FLAG): Define.
16312         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
16313         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
16314         depending on TARGET_CPU_DEFAULT.
16315         (CPP_CPU_SPEC): Redefine.
16316         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
16317         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
16318         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
16319         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
16320         ASM_ARCH_DEFAULT_SPEC): Redefine.
16321         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16322         LINK_ARCH_DEFAULT_SPEC.
16323         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
16324         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
16325         (ARCH64_SUBDIR): Define.
16326         (LINK_ARCH64_SPEC): Redefine.
16327         (CC1_SPEC): Redefine.
16328         (OPTION_DEFAULT_SPECS): Redefine.
16329         (MULTILIB_DEFAULTS): Define.
16330         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
16331         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
16332         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
16333         (NO_DBX_BNSYM_ENSYM): Remove.
16334         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16335         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
16336         (TARGET_ASM_NAMED_SECTION): Likewise.
16337         (STACK_CHECK_STATIC_BUILTIN): Remove.
16338         * config/sparc/sol2-bi.h: Remove.
16339         * config/sparc/sol2-gas-bi.h: Remove.
16340         * config/sparc/sol2-gas.h: Remove.
16341         * config/sparc/sol2-gld-bi.h: Remove.
16342         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
16343         common parts ...
16344         (*-*-solaris2*): ... here.
16345
16346 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16347
16348         PR other/43564
16349         * ipa-inline.c (can_inline_edge_p): Check
16350         !DECL_DISREGARD_INLINE_LIMITS.
16351
16352 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16353
16354         PR middle-end/49139
16355         * cgraphunit.c (process_function_and_variable_attributes): warn when
16356         always_inline functions that are not inline.
16357         * ipa-inline-transform.c (inline_transform): Always call
16358         optimize_inline.
16359         * tree-inline.c (tree_inlinable_function_p): Use error instead
16360         of sorry.
16361         (expand_call_inline): Likewise.
16362
16363 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16364
16365         * Makefile.in (dg_target_exps): Set.
16366         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
16367         instead of 7, try to divide it more evenly.
16368
16369 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
16370
16371         PR target/49089
16372         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
16373         (avx256_split_unaligned_store): New definition.
16374         (ix86_option_override_internal): Enable avx256 unaligned load/store
16375         splitting only when avx256_split_unaligned_load/store is set.
16376
16377 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16378
16379         * regrename.c (scan_rtx_reg): Handle the case where we write to an
16380         open chain in a smaller mode without failing the entire block.
16381
16382 2011-06-21  Alan Modra  <amodra@gmail.com>
16383
16384         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
16385         CONST high part large-toc address.
16386         (rs6000_tls_referenced_p): Make static.
16387         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
16388
16389 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16390
16391         PR target/49385
16392         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
16393         one of the operands is a register.
16394
16395 2011-06-20  Kai Tietz  <ktietz@redhat.com>
16396
16397         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
16398         operations in combination with binary and.
16399
16400 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16401
16402         * regrename.c (do_replace): Don't update notes.
16403
16404 2011-06-20  Alan Modra  <amodra@gmail.com>
16405
16406         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
16407         of toc-relative address in CONST.
16408         (rs6000_delegitimize_address): Recognize changed address.
16409         (rs6000_legitimize_reload_address): Likewise.
16410         (rs6000_emit_move): Don't force these constants to memory.
16411         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
16412         toc-relative address in CONST.
16413         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
16414         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
16415
16416 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16417
16418         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
16419         (count_trailing_zeros): Likewise.
16420
16421 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16422
16423         PR other/49325
16424         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
16425         .init_array can be used with .ctors on targets.
16426         * configure: Regenerated.
16427
16428 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
16429
16430         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
16431         if the element type is volatile.
16432
16433 2011-06-18  Jan Hubicka  <jh@suse.cz>
16434
16435         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
16436         extra name aliases.
16437         (lto_symtab_resolve_can_prevail_p): Likewise.
16438         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
16439         * cgraphbuild.c (record_reference): Remove extra body alias code.
16440         (mark_load): Likewise.
16441         (mark_store): Likewise.
16442         * cgraph.h (varpool_node): Remove extra_name filed;
16443         add alias_of and extraname_alias.
16444         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
16445         (varpool_alias_aliased_node): New inline function.
16446         (varpool_variable_node): New function.
16447         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
16448         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
16449         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
16450         (input_varpool_node): Likewise.
16451         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
16452         (varpool_externally_visible_p): Remove extra body alias code.
16453         (function_and_variable_visibility): Likewise.
16454         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
16455         (ipa_pta_execute): Use it.
16456         * varpool.c (varpool_remove_node): Remove extra name alias code.
16457         (varpool_mark_needed_node): Likewise.
16458         (varpool_analyze_pending_decls): Analyze aliases.
16459         (assemble_aliases): New functoin.
16460         (varpool_assemble_decl): Use it.
16461         (varpool_create_variable_alias): New function.
16462         (varpool_extra_name_alias): Rewrite.
16463         (varpool_for_node_and_aliases): New function.
16464
16465 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
16466
16467         PR target/49411
16468         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
16469         last_arg_constant and last argument doesn't match its predicate,
16470         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
16471         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
16472         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
16473         spelling of error message.
16474         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
16475         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
16476         const_0_to_255_operand instead of const_int_operand.
16477
16478         Revert:
16479         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
16480
16481         * config/i386/sse.md (blendbits): Remove mode attribute.
16482         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
16483         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
16484         Check integer value of operand 3 in insn constraint.
16485
16486 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
16487
16488         PR rtl-optimization/48542
16489         * reload.c (find_equiv_reg): Stop looking when finding a
16490         setjmp-type call.
16491         * reload1.c (reload_as_needed): Invalidate all reload
16492         registers when crossing a setjmp-type call.
16493
16494 2011-06-16  Jeff Law  <law@redhat.com>
16495
16496         * tree-ssa-threadupdate.c (struct redirection_data): New field
16497         intermediate_edge.
16498         (THREAD_TARGET2): Define.
16499         (redirection_data_eq): Also check that the intermediate edge is equal.
16500         (lookup_redirection_data): Drop useless argument.  Extract the
16501         outgoing_edge and intermediate edge from E.  Callers updated.
16502         (copy_phi_args, update_destination_phis): New functions.
16503         (fix_duplicate_block_edges): Likewise.
16504         (create_edge_and_update_destination_phis): Duplicate all the edges
16505         hung off e->aux.  Use copy_phi_args.
16506         (create_duplicates): Use fix_duplicate_block_edges.
16507         (fixup_template_block): Likewise.
16508         (redirect_edges): If necessary, redirect the joiner block's incoming
16509         edge to the duplicate of the joiner block.
16510         (thread_block): Don't muck up loops when threading through a joiner
16511         block.
16512         (thread_through_loop_header): Handle threading through a joiner block.
16513         (mark_threaded_blocks, register_jump_thread): Likewise.
16514         * tree-flow.h (register_jump_thread): Add new argument.  Callers
16515         updated.
16516         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
16517         (thread_across_edge): Handle threading through a joiner block.
16518
16519 2011-06-16  Martin Jambor  <mjambor@suse.cz>
16520
16521         PR tree-optimization/49343
16522         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
16523         calculate offset, provide 2nd operand for the new COMPONENT_REF.
16524
16525 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
16526
16527         * config/darwin-protos.h (machopic_select_rtx_section): Move to
16528         inside RTX_CODE ifdef.
16529
16530 2011-06-16  Tom de Vries  <tom@codesourcery.com>
16531
16532         PR target/45098
16533         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
16534         Disallow NULL pointer for pointer arithmetic.
16535
16536 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16537
16538         PR target/49398
16539         Revert.
16540         2011-06-10  Wei Guozhi  <carrot@google.com>
16541
16542         PR target/45335
16543         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
16544         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
16545         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
16546         related peephole2.
16547         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
16548         related peephole2.
16549         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
16550         (arm_legitimate_ldrd_p): New prototype.
16551         (arm_output_ldrd): New prototype.
16552         * config/arm/arm.c (arm_check_ldrd_operands): New function.
16553         (arm_legitimate_ldrd_p): New function.
16554         (arm_output_ldrd): New function.
16555
16556 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
16557
16558         PR middle-end/46500
16559         * doc/tm.texi.in: Update Copyright date.
16560         * doc/tm.texi: Regenerate.
16561         * targhooks.c (default_setup_incoming_varargs): Replace
16562         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16563         (default_pretend_outgoing_varargs_named): Likewise.
16564         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16565         (hook_callee_copies_named): Likewise.
16566         (default_function_arg_advance): Likewise.
16567         (default_function_arg): Likewise.
16568         (default_function_incoming_arg): Likewise.
16569         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16570         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16571         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16572         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16573         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16574         * targhooks.h (default_setup_incoming_varargs): Likewise.
16575         (default_pretend_outgoing_varargs_named): Likewise.
16576         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16577         (hook_callee_copies_named): Likewise.
16578         (default_function_arg_advance): Likewise.
16579         (default_function_arg): Likewise.
16580         (default_function_incoming_arg): Likewise.
16581         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16582         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16583         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16584         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16585         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16586         * target.def (pass_by_reference): Likewise.
16587         (setup_incoming_varargs, strict_argument_naming): Likewise.
16588         (pretend_outgoing_varargs_named, callee_copies): Likewise.
16589         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
16590         (function_incoming_arg): Likewise.
16591         * target.h: Don't include "tm.h" .
16592         (cumulative_args_t): New typedef.
16593         [GCC_TM_H] (get_cumulative_args): New static inline function.
16594         [GCC_TM_H] (pack_cumulative_args): Likewise.
16595         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
16596         argument type with cumulative_args_t.
16597         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
16598         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
16599         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
16600         (frv_arg_partial_bytes, frv_function_arg): Likewise.
16601         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
16602         (frv_function_arg_1): Likewise.
16603         * config/s390/s390.c (s390_pass_by_reference): Likewise.
16604         (s390_function_arg_advance, s390_function_arg): Likewise.
16605         * config/m32c/m32c.c (m32c_function_arg): Likewise.
16606         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
16607         (m32c_strict_argument_naming): Likewise.
16608         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
16609         (spu_function_arg_advance): Likewise.
16610         (spu_setup_incoming_varargs): Likewise.  Make static.
16611         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
16612         Remove prototype.
16613         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
16614         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16615         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
16616         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
16617         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
16618         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
16619         (mep_pass_by_reference, mep_function_arg): Likewise.
16620         (mep_function_arg_advance): Likewise.
16621         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
16622         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
16623         (m32r_function_arg, m32r_function_arg_advance): Likewise.
16624         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
16625         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
16626         (ix86_function_arg, ix86_pass_by_reference): Likewise.
16627         (ix86_setup_incoming_varargs): Likewise.
16628         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
16629         (sh_strict_argument_naming): Likewise.
16630         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
16631         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
16632         (sh_function_arg_advance, sh_function_arg): Likewise.
16633         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
16634         (pdp11_function_arg_advance): Likewise.
16635         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
16636         Likewise.
16637         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
16638         * config/avr/avr.c (avr_function_arg): Likewise.
16639         (avr_function_arg_advance): Likewise.
16640         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
16641         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
16642         (xtensa_function_arg_1): Likewise.
16643         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
16644         Likewise.
16645         (xstormy16_function_arg): Likewise.
16646         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
16647         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
16648         (fr30_function_arg_advance): Likewise.
16649         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
16650         (lm32_function_arg, lm32_function_arg_advance): Likewise.
16651         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
16652         (moxie_function_arg, moxie_function_arg_advance): Likewise.
16653         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
16654         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
16655         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
16656         (cris_function_arg, cris_function_incoming_arg): Likewise.
16657         (cris_function_arg_advance, cris_function_arg_1): Likewise.
16658         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
16659         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
16660         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
16661         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
16662         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
16663         (mn10300_arg_partial_bytes): Likewise.
16664         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
16665         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
16666         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
16667         (ia64_function_arg_1): Likewise.
16668         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
16669         (m68k_function_arg): Likewise.
16670         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
16671         (rs6000_function_arg, setup_incoming_varargs): Likewise.
16672         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
16673         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
16674         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
16675         (picochip_arg_advance): Likewise.
16676         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
16677         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
16678         (mcore_function_arg_advance): Likewise.
16679         * config/score/score.c (score_pass_by_reference): Likewise.
16680         (score_function_arg_advance): Likewise.
16681         (score_arg_partial_bytes): Likewise.  Make static.
16682         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
16683         * config/arm/arm.c (arm_arg_partial_bytes): Replace
16684         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16685         (arm_function_arg, arm_function_arg_advance): Likewise.
16686         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
16687         * config/pa/pa.c (pa_pass_by_reference): Likewise.
16688         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
16689         (pa_function_arg): Likewise.
16690         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
16691         (mips_function_arg, mips_function_arg_advance): Likewise.
16692         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
16693         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
16694         * config/vax/vax.c (vax_function_arg): Likewise.
16695         (vax_function_arg_advance): Likewise.
16696         * config/h8300/h8300.c (h8300_function_arg): Likewise.
16697         (h8300_function_arg_advance): Likewise.
16698         * config/v850/v850.c (v850_pass_by_reference): Likewise.
16699         (v850_strict_argument_naming, v850_function_arg): Likewise.
16700         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
16701         (v850_setup_incoming_varargs): Likewise.
16702         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
16703         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
16704         (mmix_function_arg, mmix_pass_by_reference): Likewise.
16705         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
16706         with const void *.
16707         * config/bfin/bfin.c (setup_incoming_varargs): Replace
16708         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16709         (bfin_function_arg_advance, bfin_function_arg): Likewise.
16710         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
16711         * calls.c (emit_call_1): Change type of args_so_far to
16712         cumulative_args_t.  Changed all callers.
16713         (initialize_argument_information): Likewise.
16714         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
16715         * dse.c (get_call_args): Likewise.
16716         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16717         * function.c (pass_by_reference, reference_callee_copied): Likewise.
16718         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
16719         New member args_so_far_v.  Changed all users.
16720         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
16721         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
16722         * config/mips/mips.c (mips_output_args_xfer): Likewise.
16723         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
16724         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16725         * config/microblaze/microblaze.c (microblaze_expand_prologue):
16726         Likewise.
16727         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
16728         m32r_pass_by_reference.
16729
16730 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
16731
16732         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
16733         argument to be a VEC of statements.
16734         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
16735         assert that pattern statements have to have their vector type set.
16736         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
16737         Change the first argument to be a VEC of statements.  Update
16738         documentation.
16739         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
16740         (vect_handle_widen_mult_by_const): New function.
16741         (vect_recog_widen_mult_pattern):  Change the first argument to be a
16742         VEC of statements.  Update documentation.  Check that the constant is
16743         INTEGER_CST.  Support multiplication by a constant that fits an
16744         intermediate type - call vect_handle_widen_mult_by_const.
16745         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
16746         call.  Handle additional pattern statements if necessary.
16747
16748 2011-06-16  Nick Clifton  <nickc@redhat.com>
16749
16750         PR target/49427
16751         * config.gcc: Set cpu_type to v850 for any V850 architecture.
16752         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
16753         md_file, extra_modes, out_file and extra_options are these are all
16754         deduced from cpu_type.
16755
16756 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
16757
16758         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
16759         truncation mask to 63.
16760
16761 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
16762
16763         PR target/49313
16764         PR target/29524
16765         * longlong.h: Add AVR support:
16766         (count_leading_zeros): New macro.
16767         (count_trailing_zeros): New macro.
16768         (COUNT_LEADING_ZEROS_0): New macro.
16769         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
16770         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
16771         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
16772         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
16773         (LIB2FUNCS_EXCLUDE): Add _clz.
16774         * config/avr/libgcc.S (XCALL): Move up in file.
16775         (XJMP): New C Macro.
16776         (DEFUN): New asm macro.
16777         (ENDF): New asm macro.
16778         (__ffssi2): New function.
16779         (__ffshi2): New function.
16780         (__loop_ffsqi2): New function.
16781         (__ctzsi2): New function.
16782         (__ctzhi2): New function.
16783         (__clzdi2): New function.
16784         (__clzsi2): New function.
16785         (__clzhi2): New function.
16786         (__paritydi2): New function.
16787         (__paritysi2): New function.
16788         (__parityhi2): New function.
16789         (__parityqi2): New function.
16790         (__popcounthi2): New function.
16791         (__popcountsi2): New function.
16792         (__popcountdi2): New function.
16793         (__popcountqi2): New function.
16794         (__bswapsi2): New function.
16795         (__bswapdi2): New function.
16796         (__ashldi3): New function.
16797         (__ashrdi3): New function.
16798         (__lshrdi3): New function.
16799         Fix suspicous lines.
16800
16801 2011-06-16  Richard Guenther  <rguenther@suse.de>
16802
16803         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
16804         the same as x != 0.
16805         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
16806         to (bool) X & 1.
16807         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
16808         equality compares against zero for the lower bit.
16809
16810 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
16811
16812         PR tree-optimization/49419
16813         * tree-vrp.c (execute_vrp): Call init_range_assertions
16814         before estimate_numbers_of_iterations, call
16815         free_number_of_iterations_estimates before calling
16816         remove_range_assertions.
16817
16818 2011-06-16  Revital Eres  <revital.eres@linaro.org>
16819
16820         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
16821         (struct partial_schedule): Add rows_length field.
16822         (verify_partial_schedule): Check rows_length.
16823         (ps_insert_empty_row): Handle rows_length.
16824         (create_partial_schedule): Likewise.
16825         (free_partial_schedule): Likewise.
16826         (reset_partial_schedule): Likewise.
16827         (create_ps_insn): Remove rest_count argument.
16828         (remove_node_from_ps): Update rows_length.
16829         (add_node_to_ps): Update rows_length and call create_ps_insn
16830         without passing row_rest_count.
16831         (rotate_partial_schedule): Update rows_length.
16832
16833 2011-06-16  Revital Eres  <revital.eres@linaro.org>
16834
16835         * ddg.c (add_intra_loop_mem_dep): New function.
16836         (build_intra_loop_deps): Call it.
16837
16838 2011-06-13  Jeff Law  <law@redhat.com>
16839
16840         * df-problems.c (df_lr_local_compute): Manually CSE
16841         PIC_OFFSET_TABLE_REGNUM.
16842         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
16843         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
16844
16845 2011-06-13  Jan Hubicka  <jh@suse.cz>
16846
16847         * cgraphunit.c (handle_alias_pairs): New function.
16848         (cgraph_finalize_compilation_unit): Use it.
16849         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
16850         as externally visible.
16851
16852 2011-06-15  Richard Guenther  <rguenther@suse.de>
16853
16854         * expr.c (expand_expr_real_2): Reduce all integral types to
16855         bitfield precision.
16856         (expand_expr_real_1): Likewise.
16857
16858 2011-06-15  Martin Jambor  <mjambor@suse.cz>
16859
16860         PR tree-optimization/48613
16861         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
16862         ipa_node_params_vector is NULL.
16863
16864 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
16865
16866         PR debug/49382
16867         * dwarf2out.c (dw_loc_list_node): Add force field.
16868         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
16869         location in the list, even if it is modified before first real insn.
16870         (output_loc_list): Emit empty ranges with force flag set.
16871         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
16872
16873 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
16874
16875         PR target/49349
16876         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
16877         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
16878         above a fence.  Update comments.
16879         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
16880         placed just above it.  Do not allow NULL place_to_insert.
16881
16882 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
16883
16884         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
16885         (slpeel_tree_peel_loop_to_edge): Don't call
16886         remove_dead_stmts_from_loop.
16887         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16888         remove irrelevant pattern statements.  For irrelevant statements
16889         check if it is the last statement of a detected pattern, use
16890         corresponding pattern statement instead.
16891         (destroy_loop_vec_info): No need to remove pattern statements,
16892         only free stmt_vec_info.
16893         (vect_transform_loop): For irrelevant statements check if it is
16894         the last statement of a detected pattern, use corresponding
16895         pattern statement instead.
16896         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
16897         pattern statements.  Set basic block for the new statement.
16898         (vect_pattern_recog): Update documentation.
16899         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
16900         operands of pattern statements.
16901         (vectorizable_call): Fix printing.  In case of a pattern statement
16902         use the lhs of the original statement when creating a dummy
16903         statement to replace the original call.
16904         (vect_analyze_stmt): For irrelevant statements check if it is
16905         the last statement of a detected pattern, use corresponding
16906         pattern statement instead.
16907         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
16908         statements use gsi of the original statement.
16909
16910 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
16911
16912         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
16913         common/common-target-def.h.
16914         * target.def (default_target_flags, handle_option,
16915         supports_split_stack, optimization_table, init_struct,
16916         except_unwind_info, unwind_tables_default, have_named_sections):
16917         Move to common/common-target.def.
16918         * target.h (enum opt_levels, struct default_options): Move to
16919         common/common-target.h.
16920         * targhooks.c (default_except_unwind_info,
16921         dwarf2_except_unwind_info, sjlj_except_unwind_info,
16922         default_target_handle_option, empty_optimization_table): Move to
16923         common/common-targhooks.c.
16924         * targhooks.h (default_except_unwind_info,
16925         dwarf2_except_unwind_info, sjlj_except_unwind_info,
16926         default_target_handle_option, empty_optimization_table): Move to
16927         common/common-targhooks.h.
16928         * common/common-target-def.h: Include common/common-targhooks.h.
16929         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
16930         defined.
16931         * common/common-target.def (handle_option, option_init_struct,
16932         option_optimization_table, default_target_flags,
16933         except_unwind_info, supports_split_stack, unwind_tables_default,
16934         have_named_sections): Move from target.def.
16935         (HOOK_PREFIX): Undefine at end of file.
16936         * common/common-target.h: Include input.h.
16937         (enum opt_levels, struct default_options): Move from target.h.
16938         * common/common-targhooks.c, common/common-targhooks.h: New.
16939         * config.gcc (target_has_targetm_common): Default to yes.
16940         (moxie*): Set target_has_targetm_common=no.
16941         (hppa*-*-*): Don't set target_has_targetm_common=yes.
16942         * doc/tm.texi: Regenerate.
16943         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
16944         (C_TARGET_DEF_H): Add common/common-targhooks.h.
16945         (GCC_OBJS): Remove vec.o.
16946         (OBJS): Remove hooks.o and vec.o.
16947         (OBJS-libcommon-target): Add vec.o, hooks.o and
16948         common/common-targhooks.o.
16949         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
16950         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
16951         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
16952         cfglayout.o, $(out_object_file), $(common_out_object_file)):
16953         Update dependencies.
16954         (common/common-targhooks.o): New.
16955         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
16956         * common/config/pa/pa-common.c: Include more headers.  Take
16957         copyright dates from pa.c.
16958         (pa_option_optimization_table, pa_handle_option,
16959         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
16960         TARGET_HANDLE_OPTION): Move from pa.c.
16961         * common/config/alpha/alpha-common.c,
16962         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
16963         common/config/bfin/bfin-common.c,
16964         common/config/cris/cris-common.c,
16965         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
16966         common/config/h8300/h8300-common.c,
16967         common/config/i386/i386-common.c,
16968         common/config/ia64/ia64-common.c,
16969         common/config/iq2000/iq2000-common.c,
16970         common/config/lm32/lm32-common.c,
16971         common/config/m32c/m32c-common.c,
16972         common/config/m32r/m32r-common.c,
16973         common/config/m68k/m68k-common.c,
16974         common/config/mcore/mcore-common.c,
16975         common/config/mep/mep-common.c,
16976         common/config/microblaze/microblaze-common.c,
16977         common/config/mips/mips-common.c,
16978         common/config/mmix/mmix-common.c,
16979         common/config/mn10300/mn10300-common.c,
16980         common/config/pdp11/pdp11-common.c,
16981         common/config/picochip/picochip-common.c,
16982         common/config/rs6000/rs6000-common.c,
16983         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
16984         common/config/score/score-common.c, common/config/sh/sh-common.c,
16985         common/config/sparc/sparc-common.c,
16986         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
16987         common/config/vax/vax-common.c,
16988         common/config/xstormy16/xstormy16-common.c,
16989         common/config/xtensa/xtensa-common.c: New.
16990         * config/alpha/alpha.c: Include common/common-target.h.
16991         (alpha_option_optimization_table, alpha_handle_option,
16992         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
16993         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
16994         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
16995         * config/arm/arm.c (arm_option_optimization_table,
16996         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
16997         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
16998         arm-common.c.
16999         * config/avr/avr.c (avr_option_optimization_table,
17000         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17001         to avr-common.c.
17002         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
17003         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
17004         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
17005         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
17006         * config/cris/cris.c (cris_option_optimization_table,
17007         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17008         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
17009         cris-common.c.
17010         * config/fr30/fr30.c (fr30_option_optimization_table,
17011         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
17012         to fr30-common.c.
17013         * config/frv/frv.c (frv_option_optimization_table,
17014         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
17015         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
17016         * config/h8300/h8300.c (h8300_option_optimization_table,
17017         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17018         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
17019         * config/i386/i386-protos.h (ix86_handle_option): Declare.
17020         * config/i386/i386.c: Include common/common-target.h.
17021         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
17022         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
17023         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
17024         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
17025         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
17026         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
17027         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
17028         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
17029         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
17030         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
17031         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
17032         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
17033         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
17034         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
17035         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
17036         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
17037         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
17038         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
17039         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
17040         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
17041         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
17042         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
17043         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
17044         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
17045         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
17046         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
17047         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
17048         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
17049         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
17050         ix86_option_optimization_table, ix86_option_init_struct,
17051         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
17052         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17053         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
17054         i386-common.c.
17055         * config/i386/t-i386 (i386.o): Update dependencies.
17056         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
17057         * config/ia64/ia64.c (ia64_option_optimization_table,
17058         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17059         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17060         ia64_handle_option): Move to ia64-common.c.
17061         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
17062         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
17063         * config/lm32/lm32.c (lm32_option_optimization_table,
17064         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17065         to lm32-common.c.
17066         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
17067         m32c-common.c.
17068         * config/m32r/m32r.c (m32r_option_optimization_table,
17069         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17070         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17071         m32r_handle_option): Move to m32r-common.c.
17072         (m32r_memory_move_cost): Remove comment referring to
17073         TARGET_HANDLE_OPTION.
17074         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
17075         Move to m68k-common.c.
17076         * config/mcore/mcore.c (mcore_option_optimization_table,
17077         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17078         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
17079         * config/mep/mep.c (mep_option_optimization_table,
17080         mep_handle_option, TARGET_HANDLE_OPTION,
17081         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
17082         Move to mep-common.c.
17083         * config/microblaze/microblaze.c
17084         (microblaze_option_optimization_table,
17085         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17086         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
17087         * config/mips/mips.c (mips_handle_option,
17088         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17089         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
17090         mips-common.c.
17091         * config/mmix/mmix.c (mmix_option_optimization_table,
17092         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17093         Move to mmix-common.c.
17094         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
17095         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
17096         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17097         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
17098         * config/pa/pa.c: Include common/common-target.h.
17099         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17100         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17101         pa_handle_option): Move to pa-common.c.
17102         (pa_option_override): Use targetm_common.except_unwind_info.
17103         (pa_asm_output_mi_thunk, pa_function_section): Use
17104         targetm_common.have_named_sections.
17105         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
17106         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17107         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17108         pdp11_handle_option, pdp11_option_init_struct): Move to
17109         pdp11-common.c.
17110         * config/picochip/picochip.c (picochip_option_optimization_table,
17111         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
17112         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
17113         * config/rs6000/rs6000.c: Include common/common-target.h.
17114         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
17115         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
17116         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
17117         rs6000_handle_option): Move to rs6000-common.c.
17118         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
17119         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
17120         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17121         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
17122         * config/s390/s390.c (processor_flags_table,
17123         s390_option_optimization_table, s390_option_init_struct,
17124         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
17125         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17126         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
17127         * config/s390/s390.h (processor_flags_table): Declare.
17128         * config/score/score.c (score_option_optimization_table,
17129         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17130         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
17131         score_handle_option): Move to score-common.c.
17132         * config/sh/sh.c (sh_option_optimization_table,
17133         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17134         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17135         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
17136         * config/sparc/sparc.c: Include common/common-target.h.
17137         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17138         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
17139         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
17140         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
17141         spu_option_init_struct): Move to spu-common.c.
17142         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
17143         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
17144         * config/v850/v850.c (small_memory_physical_max,
17145         v850_handle_memory_optionn v850_handle_option,
17146         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17147         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
17148         v850-common.c.
17149         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
17150         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
17151         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17152         Move to xtensa-common.c.
17153         * cfglayout.c: Include common/common-target.h.
17154         (fixup_reorder_chain): Use targetm_common.have_named_sections.
17155         * cfgrtl.c: Include common/common-target.h.
17156         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
17157         targetm_common.have_named_sections.
17158         * dbxout.c: Include common/common-target.h.
17159         (dbxout_function_end): Use targetm_common.have_named_sections.
17160         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
17161         targetm_common.except_unwind_info.
17162         * dwarf2out.c: Include common/common-target.h.
17163         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
17164         dwarf2out_begin_prologue, dwarf2out_frame_init,
17165         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
17166         targetm_common.except_unwind_info.
17167         * except.c: Include common/common-target.h.
17168         (init_eh, finish_eh_generation,
17169         output_one_function_exception_table): Use
17170         targetm_common.except_unwind_info.
17171         (switch_to_exception_section): Use targetm_common.have_named_sections.
17172         * explow.c: Include common/common-target.h.
17173         * expr.c: Include common/common-target.h.
17174         (build_personality_function): Use targetm_common.except_unwind_info.
17175         * function.c: Include common/common-target.h.
17176         (expand_function_end): Use targetm_common.except_unwind_info.
17177         * haifa-sched.c: Include common/common-target.h.
17178         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
17179         * lto-opts.c: Include common/common-target.h instead of target.h.
17180         (lto_reissue_options): Use targetm_common.handle_option.
17181         * opts.c: Include common/common-target.h.
17182         (target_handle_option): Use targetm_common.handle_option.
17183         (init_options_struct): Update comment referring to
17184         targetm.target_option.optimization.  Use
17185         targetm_common.default_target_flags,
17186         targetm_common.unwind_tables_default and
17187         targetm_common.option_init_struct.
17188         (default_options_optimization): Use
17189         targetm_common.option_optimization_table.
17190         (finish_options): Use targetm_common.except_unwind_info,
17191         targetm_common.unwind_tables_default,
17192         targetm_common.have_named_sections and
17193         targetm_common.supports_split_stack.
17194         * toplev.c: Include common/common-target.h.
17195         (process_options): Use targetm_common.have_named_sections.
17196         * tree-tailcall.c: Include common/common-target.h.
17197         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
17198         * tree.c: Include common/common-target.h.
17199         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
17200         * varasm.c: Include common/common-target.h.
17201         (resolve_unique_section, hot_function_section,
17202         default_function_section): Use targetm_common.have_named_sections.
17203
17204 2011-06-14  Easwaran Raman  <eraman@google.com>
17205
17206         PR rtl-optimization/44194
17207         * dse.c: Include tree-flow.h
17208         (insn_info): Add new field non_frame_wild_read.
17209         (group_info): Add new fields escaped_n and escaped_p.
17210         (kill_on_calls): New variable.
17211         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
17212         (dse_step0): Initialize kill_on_calls.
17213         (can_escape): New function.
17214         (set_usage_bits): Add additional parameter; record information
17215         about escaped locations.
17216         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
17217         (dse_step2_nospill): Set kill_on_calls based on
17218         group->escaped_n and group->escaped_n.
17219         (add_wild_read): Refactor into...
17220         (reset_active_stores): ... New function, and
17221         (free_read_records): ... New function.
17222         (add_non_frame_wild_read): New function.
17223         (scan_insn): Call add_non_frame_wild_read on non-const calls.
17224         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
17225         (dse_step5_nospill): Call scan_reads_nospill for instructions
17226         marked as non_frame_wild_read.
17227         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
17228
17229 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17230
17231         * common/common-target-def.h, common/common-target.def,
17232         common/common-target.h, common/config/default-common.c,
17233         common/config/pa/pa-common.c: New files.
17234         * Makefile.in (common_out_file, common_out_object_file,
17235         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
17236         (OBJS-libcommon-target): Include $(common_out_object_file).
17237         (prefix.o): Update dependencies.
17238         ($(common_out_object_file), common/common-target-hooks-def.h,
17239         s-common-target-hooks-def-h): New.
17240         (s-tm-texi): Also check timestamp on common-target.def.
17241         (build/genhooks.o): Update dependencies.
17242         * config.gcc (common_out_file, target_has_targetm_common): Define.
17243         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
17244         TARGET_ALWAYS_STRIP_DOTDOT.
17245         * configure.ac (common_out_object_file): Define.
17246         (common_out_file, common_out_object_file): Substitute.
17247         (common): Create directory.
17248         * configure: Regenerate.
17249         * doc/tm.texi.in (targetm_common): Document.
17250         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
17251         * doc/tm.texi: Regenerate.
17252         * genhooks.c (hook_array): Also include common/common-target.def.
17253         * prefix.c (tm.h): Don't include.
17254         (common/common-target.h): Include.
17255         (ALWAYS_STRIP_DOTDOT): Don't define.
17256         (update_path): Use targetm_common.always_strip_dotdot instead of
17257         ALWAYS_STRIP_DOTDOT.
17258         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
17259
17260 2011-06-14  David Li  <davidxl@google.com>
17261
17262         * passes.c (execute_function_todo): Remove TODO_dump_func.
17263         (execute_one_pass): Remove TODO_dump_func.
17264         (execute_function_dump): New function.
17265         * tree-vrp.c: Remove TODO_dump_func.
17266         * regrename.c: Remove TODO_dump_func.
17267         * fwprop.c: Remove TODO_dump_func.
17268         * tree-into-ssa.c: Remove TODO_dump_func.
17269         * tree-complex.c: Remove TODO_dump_func.
17270         * tracer.c: Remove TODO_dump_func.
17271         * tree-loop-distribution.c: Remove TODO_dump_func.
17272         * postreload-gcse.c: Remove TODO_dump_func.
17273         * postreload.c: Remove TODO_dump_func.
17274         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
17275         * tree-tailcall.c: Remove TODO_dump_func.
17276         * ipa-cp.c: Remove TODO_dump_func.
17277         * final.c: Remove TODO_dump_func.
17278         * tree-emutls.c: Remove TODO_dump_func.
17279         * omp-low.c: Remove TODO_dump_func.
17280         * tree-ssa-dse.c: Remove TODO_dump_func.
17281         * tree-ssa-uncprop.c: Remove TODO_dump_func.
17282         * auto-inc-dec.c: Remove TODO_dump_func.
17283         * reorg.c: Remove TODO_dump_func.
17284         * tree-ssa-copyrename.c: Remove TODO_dump_func.
17285         * tree-ssa-ccp.c: Remove TODO_dump_func.
17286         * compare-elim.c: Remove TODO_dump_func.
17287         * mode-switching.c: Remove TODO_dump_func.
17288         * modulo-sched.c: Remove TODO_dump_func.
17289         * tree-call-cdce.c: Remove TODO_dump_func.
17290         * cse.c: Remove TODO_dump_func.
17291         * web.c: Remove TODO_dump_func.
17292         * tree-stdarg.c: Remove TODO_dump_func.
17293         * lto-streamer-out.c: Remove TODO_dump_func.
17294         * tree-ssa-math-opts.c: Remove TODO_dump_func.
17295         * tree-ssa-dom.c: Remove TODO_dump_func.
17296         * tree-nrv.c: Remove TODO_dump_func.
17297         * loop-init.c: Remove TODO_dump_func.
17298         * gimple-low.c: Remove TODO_dump_func.
17299         * ipa-inline.c: Remove TODO_dump_func.
17300         * tree-ssa-sink.c: Remove TODO_dump_func.
17301         * jump.c: Remove TODO_dump_func.
17302         * ifcvt.c: Remove TODO_dump_func.
17303         * tree-ssa-loop.c: Remove TODO_dump_func.
17304         * recog.c: Remove TODO_dump_func.
17305         * dse.c: Remove TODO_dump_func.
17306         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
17307         * matrix-reorg.c: Remove TODO_dump_func.
17308         * tree-eh.c: Remove TODO_dump_func.
17309         * regmove.c: Remove TODO_dump_func.
17310         * function.c: Remove TODO_dump_func.
17311         * tree-vectorizer.c: Remove TODO_dump_func.
17312         * ipa-split.c: Remove TODO_dump_func.
17313         * gcse.c: Remove TODO_dump_func.
17314         * tree-if-conv.c: Remove TODO_dump_func.
17315         * init-regs.c: Remove TODO_dump_func.
17316         * tree-ssa-phiopt.c: Remove TODO_dump_func.
17317         * implicit-zee.c: Remove TODO_dump_func.
17318         * lower-subreg.c: Remove TODO_dump_func.
17319         * bt-load.c: Remove TODO_dump_func.
17320         * tree-dfa.c: Remove TODO_dump_func.
17321         * except.c: Remove TODO_dump_func.
17322         * emit-rtl.c: Remove TODO_dump_func.
17323         * store-motion.c: Remove TODO_dump_func.
17324         * cfgexpand.c: Remove TODO_dump_func.
17325         * tree-cfgcleanup.c: Remove TODO_dump_func.
17326         * cfgcleanup.c: Remove TODO_dump_func.
17327         * tree-ssa-pre.c: Remove TODO_dump_func.
17328         * tree-sra.c: Remove TODO_dump_func.
17329         * tree-mudflap.c: Remove TODO_dump_func.
17330         * tree-ssa-copy.c: Remove TODO_dump_func.
17331         * cfglayout.c: Remove TODO_dump_func.
17332         * tree-ssa-forwprop.c: Remove TODO_dump_func.
17333         * tree-ssa-dce.c: Remove TODO_dump_func.
17334         * ira.c: Remove TODO_dump_func.
17335         * tree-ssa.c: Remove TODO_dump_func.
17336         * integrate.c: Remove TODO_dump_func.
17337         * tree-optimize.c: Remove TODO_dump_func.
17338         * tree-ssa-phiprop.c: Remove TODO_dump_func.
17339         * tree-object-size.c: Remove TODO_dump_func.
17340         * combine.c: Remove TODO_dump_func.
17341         * bb-reorder.c: Remove TODO_dump_func.
17342         * cprop.c: Remove TODO_dump_func.
17343         * var-tracking.c: Remove TODO_dump_func.
17344         * tree-profile.c: Remove TODO_dump_func.
17345         * tree-vect-generic.c: Remove TODO_dump_func.
17346         * reg-stack.c: Remove TODO_dump_func.
17347         * sched-rgn.c: Remove TODO_dump_func.
17348         * tree-ssa-structalias.c: Remove TODO_dump_func.
17349         * tree-switch-conversion.c: Remove TODO_dump_func.
17350         * tree-cfg.c: Remove TODO_dump_func.
17351         * tree-ssa-reassoc.c: Remove TODO_dump_func.
17352         * combine-stack-adj.c: Remove TODO_dump_func.
17353         * dce.c: Remove TODO_dump_func.
17354         * tree-ssanames.c: Remove TODO_dump_func.
17355         * regcprop.c: Remove TODO_dump_func.
17356
17357 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
17358
17359         PR middle-end/47364
17360         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
17361         and properly handle result not in Pmode.
17362
17363 2011-06-14  Robert Millan  <rmh@gnu.org>
17364
17365         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
17366         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
17367         `config/linux.h'.
17368
17369         * config/i386/kfreebsd-gnu64.h: New file.
17370         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
17371         with `i386/kfreebsd-gnu64.h'.
17372
17373         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
17374         (GNU_USER_LINK_EMULATION64): New macros.
17375         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
17376         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
17377         of hardcoding `elf_i386' and `elf_x86_64'.
17378
17379 2011-06-14  Nick Clifton  <nickc@redhat.com>
17380
17381         PR target/49403
17382         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
17383
17384         PR target/49402
17385         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
17386
17387 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
17388
17389         PR fortran/49103
17390         * tree.h (DECL_NONSHAREABLE): Define.
17391         (struct tree_decl_common): Change decl_common_unused to
17392         decl_nonshareable_flag.
17393         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
17394         Ignore vars with DECL_NONSHAREABLE bit set.
17395         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
17396         on stores to automatic aggregate vars.
17397
17398         PR rtl-optimization/49390
17399         Revert:
17400         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
17401
17402         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
17403         MEM_ALIAS_SET.
17404
17405 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
17406             Tom de Vries  <tom@codesourcery.com>
17407
17408         PR target/45098
17409         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
17410         Document changed semantics.
17411         (max_stmt_executions, max_stmt_executions_int): Declare.
17412         * tree-data-ref.c (estimated_loop_iterations)
17413         (estimated_loop_iterations_int): Move functions...
17414         * tree-ssa-loop-niter.c (estimated_loop_iterations)
17415         (estimated_loop_iterations_int): here.
17416         (record_estimate): Change nb_iterations_upper_bound and
17417         nb_iterations_estimate semantics.
17418         (max_stmt_executions, max_stmt_executions_int): New function.
17419         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
17420         (max_stmt_executions_tree): this.
17421         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
17422         estimated_loop_iterations_tree.
17423         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
17424         max_stmt_executions_int instead of estimated_loop_iterations_int.
17425         * predict.c (predict_loops): Idem.
17426         * tree-parloops.c (parallelize_loops): Idem.
17427         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
17428         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
17429         (init_omega_for_ddr_1): Idem.
17430         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
17431         (loop_prefetch_arrays): Idem
17432         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
17433         max_stmt_executions instead of estimated_loop_iterations.
17434         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
17435         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
17436         instead of nb_iterations_upper_bound.
17437
17438 2011-06-13  Jan Hubicka  <jh@suse.cz>
17439
17440         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
17441
17442 2011-06-14  Richard Henderson  <rth@redhat.com>
17443
17444         PR debug/48459
17445         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
17446         (based_loc_descr): Assert it's true.
17447         (compute_frame_pointer_to_fb_displacement): Set it, rather than
17448         aborting immediately.
17449
17450 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
17451             Mingfeng Wu  <mingfeng@faraday-tech.com>
17452
17453         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
17454
17455 2011-06-13  Jan Hubicka  <jh@suse.cz>
17456
17457         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
17458
17459 2011-06-13  Jan Hubicka  <jh@suse.cz>
17460
17461         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
17462         similarly to DECL_COMDAT.
17463         * cgraphunit.c (cgraph_analyze_function): Likewise.
17464         * ipa.c (function_and_variable_visibility): Likewise.
17465
17466 2011-06-13  Jan Hubicka  <jh@suse.cz>
17467
17468         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
17469         BINFO_VIRTUALS when streaming for ltrans unit.
17470
17471 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
17472
17473         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
17474         (movdi_internal64): Same.
17475
17476 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
17477
17478         PR target/44618
17479         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
17480         a set of similar patterns, where the MATCH_OPERAND for the function
17481         argument is replaced with individual references to hardware registers.
17482         (save_fpregs_<mode>): Ditto
17483         (restore_gpregs_<mode>): Ditto
17484         (return_and_restore_gpregs_<mode>): Ditto
17485         (return_and_restore_fpregs_<mode>): Ditto
17486         (return_and_restore_fpregs_aix_<mode>): Ditto
17487
17488 2011-06-13  Jan Hubicka  <jh@suse.cz>
17489
17490         * ipa-utils.c (postorder_stack): New structure.
17491         (ipa_reverse_postorder): Handle aliases.
17492
17493 2011-06-13  Jan Hubicka  <jh@suse.cz>
17494
17495         * ipa-inline.c (reset_edge_caches): Walk aliases.
17496         (update_caller_keys): Do not test inlinability of aliases.
17497         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
17498         (do_estimate_growth): Fix typo.
17499
17500 2011-06-13  Jan Hubicka  <jh@suse.cz>
17501
17502         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
17503         (can_remove_node_now_p): ... here; handle same comdat groups.
17504         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
17505         (inline_call): Update use of can_remove_node_now_p.
17506
17507 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
17508
17509         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
17510         condition to disallow non-identical memory locations.
17511         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
17512         preference to bit manipulation instructions.
17513
17514 2011-06-13  Jan Hubicka  <jh@suse.cz>
17515
17516         * cgraph.c (cgraph_for_node_thunks_and_aliases,
17517         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
17518         (nonremovable_p): New function.
17519         (cgraph_can_remove_if_no_direct_calls_p): New function.
17520         (used_from_object_file_p): New functoin.
17521         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
17522         references from aliases.
17523         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
17524         * ipa-inline.c (check_caller_edge): New function.
17525         (want_inline_function_called_once_p): Use it; accept aliases called
17526         once, too.
17527         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
17528
17529 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17530
17531         PR target/48454
17532         * config/arm/neon.md (vec_pack_trunc): Set the lengths
17533         correctly for the case with Quad vectors.
17534
17535 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
17536            Ira Rosen  <ira.rosen@linaro.org>
17537
17538         PR tree-optimization/49352
17539         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
17540         all, make sure loop_use_stmt after the loop is a def stmt of a used
17541         SSA_NAME that is the only one defined inside of the loop.  Don't
17542         check for COND_EXPR and GIMPLE_BINARY_RHS.
17543         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
17544         check_reduction is true.
17545
17546 2011-06-11  Jan Hubicka  <jh@suse.cz>
17547
17548         PR middle-end/49373
17549         * ipa.c (cgraph_externally_visible_p): Check resolution info.
17550
17551 2011-06-11  Jan Hubicka  <jh@suse.cz>
17552
17553         PR middle-end/48836
17554         * ipa-inline-transform.c: Include tree-pass.h
17555         (inline_transform): Set TODO_update_ssa_only_virtuals.
17556         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
17557
17558 2011-06-11  Jan Hubicka  <jh@suse.cz>
17559
17560         PR middle-end/49378
17561         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
17562         aliases and thunks.
17563
17564 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
17565
17566         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
17567         Take number of iterations to peel into account for equally frequent
17568         misalignment values.
17569
17570 2011-06-11  Jan Hubicka  <jh@suse.cz>
17571
17572         * lto-streamer-out.c (produce_symtab): Stream out the newly
17573         represented aliases.
17574
17575 2011-06-11  Jan Hubicka  <jh@suse.cz>
17576
17577         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
17578         varying args.
17579         (ipa_update_after_lto_read): Likewise.
17580         (ipa_write_node_info): Do not sream call_with_var_arguments.
17581         (ipa_read_node_info): Likewise.
17582
17583 2011-06-11  Jan Hubicka  <jh@suse.cz>
17584
17585         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
17586
17587 2011-06-11  Jan Hubicka  <jh@suse.cz>
17588
17589         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
17590         (lto_symtab_resolve_can_prevail_p): Likewise.
17591         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
17592         * cgraph.c (same_body_aliases_done): New global var.
17593         (cgraph_same_body_alias_1): Rename to ...
17594         (cgraph_create_function_alias): ... this one; reorg to new
17595         representation.
17596         (cgraph_same_body_alias): Use cgraph_create_function_alias;
17597         record references when asked to.
17598         (cgraph_add_thunk): Fix formating.
17599         (cgraph_get_node): Kill same body alias code.
17600         (cgraph_node_for_asm): Likewise.
17601         (cgraph_remove_same_body_alias): Remove.
17602         (cgraph_remove_node): Kill same body alias code.
17603         (cgraph_mark_address_taken_node): Mark also the aliased function
17604         as having address taken.
17605         (dump_cgraph_node): Dump same body aliases.
17606         (cgraph_for_node_thunks_and_aliases): Update for new alias
17607         representation.
17608         (cgraph_for_node_and_aliases): Likewise.
17609         * cgraph.h (same_body): Kll pointer.
17610         (same_body_alias): Update comment.
17611         (same_body_aliases_done): Declare.
17612         (cgraph_remove_same_body_alias): Remove declaration.
17613         (cgraph_create_function_alias): Declare.
17614         (cgraph_process_same_body_aliases): Declare.
17615         (cgraph_function_with_gimple_body_p): Check for alias.
17616         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
17617         (cgraph_alias_aliased_node): New function.
17618         (cgraph_function_node): Update for new aliases.
17619         (cgraph_function_or_thunk_node): Likewise.
17620         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
17621         (inline_call): Remove dead aliases.
17622         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
17623         name hack for same body aliases.
17624         (clone_of_p): Look through aliases.
17625         (verify_cgraph_node): Verify aliases.
17626         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
17627         (cgraph_process_same_body_aliases): New function.
17628         (process_function_and_variable_attributes): Disable weakref warning on
17629         alias.
17630         (cgraph_analyze_functions): Handle aliases.
17631         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
17632         (assemble_thunks): Rename to ...
17633         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
17634         (cgraph_expand_function): Remove alias output code.
17635         (cgraph_output_in_order): Skip aliases.
17636         (cgraph_preserve_function_body_p): Aliases don't need preserving.
17637         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
17638         (ipa_record_reference): Do not assert on alias references.
17639         (ipa_ref_has_aliases_p): New function.
17640         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
17641         (ipa_ref_has_aliases_p): Declare.
17642         * lto-cgraph.c (lto_output_node): Handle aliases.
17643         (input_node): Likewise.
17644         * lto-streamer-out.c (lto_output): Skip aliases.
17645         (produce_symtab): Kill same_body_alias code.
17646         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
17647         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
17648         * ipa-inline.c (update_caller_keys): Walk aliases.
17649         (inline_small_functions): Fix thinko in previous patch.
17650         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
17651         (function_and_variable_visibility): Do not walk same body aliases.
17652         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
17653         (ipa_pta_execute): Use it.
17654
17655 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17656
17657         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
17658         (*vec_dupv2df): Rename from vec_dupv2df.
17659         (vec_dupv2df): New expander.
17660
17661 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17662
17663         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
17664
17665 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17666
17667         * config/i386/i386.md: Use default value in "isa" attribute.
17668         * config/i386/sse.md: Ditto.
17669         * config/i386/mmx.md: Ditto.
17670
17671 2011-06-10  Wei Guozhi  <carrot@google.com>
17672
17673         PR target/45335
17674         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
17675         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
17676         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
17677         related peephole2.
17678         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
17679         related peephole2.
17680         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
17681         (arm_legitimate_ldrd_p): New prototype.
17682         (arm_output_ldrd): New prototype.
17683         * config/arm/arm.c (arm_check_ldrd_operands): New function.
17684         (arm_legitimate_ldrd_p): New function.
17685         (arm_output_ldrd): New function.
17686
17687 2011-06-10  David Li  <davidxl@google.com>
17688
17689         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
17690         * passes.c (passr_eq): New function.
17691         (create_pass_tab): New function.
17692         (pass_traverse): New function.
17693         (dump_one_pass): New function.
17694         (dump_pass_list): New function.
17695         (dump_passes): New function.
17696
17697 2011-06-10  Jan Hubicka  <jh@suse.cz>
17698
17699         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
17700         setting the nothrow flag.
17701         * ipa-reference.c (propagate): Skip aliases.
17702         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
17703         (propagate_nothrow): Skip aliases; do not update cgraph.
17704         (local_pure_const): Do not update cgraph.
17705         * tree-profile.c (tree_profiling): Do fixup_cfg.
17706
17707 2011-06-10  Jan Hubicka  <jh@suse.cz>
17708
17709         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
17710         (cgraph_local_node_p): ... here; handle aliases.
17711         (has_addr_references_p): Break out from ...;
17712         (cgraph_remove_unreachable_nodes) ... here.
17713
17714 2011-06-10  Jan Hubicka  <jh@suse.cz>
17715
17716         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
17717         * common.opt (flag_inline_functions_called_once): Do not
17718         initialize to 1.
17719
17720 2011-06-10  Jan Hubicka  <jh@suse.cz>
17721
17722         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
17723         (ipcp_initialize_node_lattices): Do not deal with aliases;
17724         Do not try to propagate through thunks.
17725         (ipcp_change_tops_to_bottom): Do not deal with aliases.
17726
17727 2011-06-10  Jan Hubicka  <jh@suse.cz>
17728
17729         * ipa-prop.c (ipa_write_node_info): Stream jump functions
17730         for indirect calls.
17731         (ipa_read_node_info): Likewise.
17732
17733 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
17734
17735         PR lto/49302
17736         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
17737         (build_and_insert_call): Likewise.
17738         (build_and_insert_ref): New.
17739         (gimple_expand_builtin_pow): Minor cleanup.
17740         (gimple_expand_builtin_cabs): New.
17741         (execute_cse_sincos): Add case for BUILT_IN_CABS.
17742
17743 2011-06-10  Jan Hubicka  <jh@suse.cz>
17744
17745         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
17746         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
17747         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
17748         (ipcp_propagate_stage): Skip aliases when propagating.
17749         (ipcp_need_redirect_p): Skip aliases.
17750         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
17751         collect_callers_of_node.
17752         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
17753         for aliases.
17754         (ipa_compute_jump_functions): Look through aliases.
17755
17756 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17757
17758         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
17759
17760 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
17761
17762         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
17763         Adjust comments.
17764         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
17765
17766 2011-06-10  Jan Hubicka  <jh@suse.cz>
17767
17768         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
17769         Update call of gimple_get_virt_method_for_binfo.
17770         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
17771         refuse_thunks parameter.
17772         (gimple_fold_call): Update.
17773         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
17774
17775 2011-06-10  Jan Hubicka  <jh@suse.cz>
17776
17777         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
17778         (not_all_callers_have_enough_arguments_p): ... this one; turn into
17779         worker for cgraph_for_node_and_aliases.
17780         (convert_callers_for_node): Break out from ...
17781         (convert_callers): ... here.
17782         (modify_function): Use collect_callers_of_node.
17783         (ipa_early_sra): Use cgraph_for_node_and_aliases.
17784
17785 2011-06-10  Richard Guenther  <rguenther@suse.de>
17786
17787         PR tree-optimization/49361
17788         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
17789         when not already in gimple form.
17790
17791 2011-06-10  Richard Guenther  <rguenther@suse.de>
17792
17793         PR bootstrap/49344
17794         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
17795         FOR_EACH_PHI_OR_STMT_USE.
17796
17797 2011-06-10  Jan Hubicka  <jh@suse.cz>
17798
17799         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
17800         (clone_inlined_nodes): ... here.
17801         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
17802         to real destination prior inlining.
17803         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
17804         can_early_inline_edge_p, want_early_inline_function_p,
17805         want_early_inline_function_p, want_inline_small_function_p,
17806         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
17807         edge_badness, update_all_callee_keys, lookup_recursive_calls,
17808         add_new_edges_to_heap, inline_small_functions, flatten_function,
17809         inline_always_inline_functions, early_inline_small_functions): Use
17810         cgraph_function_or_thunk_node.
17811         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
17812         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
17813         (do_estimate_edge_growth_1): Break out from ...
17814         (do_estimate_growth) ... here; walk aliases.
17815         (inline_generate_summary): Skip aliases.
17816
17817 2011-06-10  Richard Guenther  <rguenther@suse.de>
17818
17819         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
17820         forward when combining, visit inserted stmts when a stmt was changed.
17821
17822 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
17823
17824         * tree.h (error_operand_p): Add.
17825         * dbxout.c (dbxout_type_fields): Use the latter.
17826         * c-decl.c (add_stmt): Likewise.
17827         * gimplify.c (omp_add_variable, omp_notice_variable,
17828         gimplify_scan_omp_clauses): Likewise.
17829
17830 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
17831
17832         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
17833         when a value is actually passed in regs.
17834
17835 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
17836             Laurent Rougé  <laurent.rouge@menta.fr>
17837
17838         * doc/invoke.texi (SPARC options): Add -mflat.
17839         * config/sparc/sparc.opt: Likewise.
17840         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
17841         (sparc_flat_expand_prologue): Declare.
17842         (sparc_flat_expand_epilogue): Likewise.
17843         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
17844         (CPP_ENDIAN_SPEC): Replace with...
17845         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
17846         (CPP_SPEC): Adjust to above change.
17847         (EXTRA_SPECS): Likewise.
17848         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
17849         (INCOMING_REGNO): Likewise.
17850         (OUTGOING_REGNO): Likewise.
17851         (LOCAL_REGNO): Likewise.
17852         (SETUP_FRAME_ADDRESSES): Likewise.
17853         (FIXED_REGISTERS): Set 0 for %fp.
17854         (CALL_USED_REGISTERS): Likewise.
17855         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
17856         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
17857         (RETURN_ADDR_REGNUM): Define.
17858         (RETURN_ADDR_RTX): Use it.
17859         (INCOMING_RETURN_ADDR_REGNUM): Define.
17860         (INCOMING_RETURN_ADDR_RTX): Use it.
17861         (DWARF_FRAME_RETURN_COLUMN): Likewise.
17862         (EH_RETURN_REGNUM): Define.
17863         (EH_RETURN_STACKADJ_RTX): Use it.
17864         (EH_RETURN_HANDLER_RTX): Delete.
17865         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
17866         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
17867         Delete.
17868         (struct machine_function): Add frame_size, apparent_frame_size,
17869         frame_base_reg, frame_base_offset, n_global_fp_regs and
17870         save_local_in_regs_p fields.
17871         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
17872         sparc_frame_base_offset, sparc_n_global_fp_regs,
17873         sparc_save_local_in_regs_p): New macros.
17874         (sparc_option_override): Error out if -fcall-saved-REG is specified
17875         for Out registers.
17876         (eligible_for_restore_insn): Fix formatting.
17877         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
17878         (eligible_for_sibcall_delay): Likewise.
17879         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
17880         (sparc_legitimate_address_p): Adjust to above change.
17881         (save_global_or_fp_reg_p): New predicate.
17882         (return_addr_reg_needed_p): Likewise.
17883         (save_local_or_in_reg_p): Likewise.
17884         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
17885         (SORR_SAVE, SORR_RESTORE): Delete.
17886         (sorr_pred_t): New typedef.
17887         (sorr_act_t): New enum.
17888         (save_or_restore_regs): Rename to...
17889         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
17890         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
17891         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
17892         mechanism.  Add CFI information for double-word saves in 32-bit mode.
17893         (emit_adjust_base_to_offset): New function extracted from...
17894         (emit_save_or_restore_regs): ...this.  Rename the rest to...
17895         (emit_save_or_restore_regs_global_fp_regs): ...this.
17896         (emit_save_or_restore_regs_local_in_regs): New function.
17897         (gen_create_flat_frame_[123]): New functions.
17898         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
17899         (sparc_flat_expand_prologue): New function.
17900         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
17901         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
17902         (sparc_flat_expand_epilogue): New function.
17903         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
17904         (output_return): Likewise.
17905         (output_sibcall): Likewise.
17906         (sparc_output_mi_thunk): Likewise.
17907         (sparc_frame_pointer_required): Likewise.
17908         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
17909         function optimization.
17910         * config/sparc/sparc.md (flat): New attribute.
17911         (prologue): Add TARGET_FLAT handling.
17912         (save_register_window): Disable if TARGET_FLAT.
17913         (create_flat_frame_[123]): New patterns.
17914         (epilogue): Add TARGET_FLAT handling.
17915         (sibcall_epilogue): Likewise.
17916         (eh_return): New expander.
17917         (eh_return_internal): New insn and splitter.
17918         (return_internal): Add TARGET_FLAT handling.
17919         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
17920         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
17921         (nonlocal_goto): Add TARGET_FLAT handling.
17922         * config/sparc/t-elf: Add -mflat multilib.
17923         * config/sparc/t-leon: Likewise.
17924
17925 2011-06-10  Jan Hubicka  <jh@suse.cz>
17926
17927         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
17928         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
17929         (self_recursive_p): Use cgraph_function_node.
17930         (propagate_pure_const): Likewise.
17931         (propagate_nothrow): Likewise.
17932         * ipa-reference.c (ipa_reference_get_not_read_global): Use
17933         cgraph_function_node.
17934         (propagate_bits): Likewise.
17935         (propagate): Likewise.
17936
17937 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17938             Richard Earnshaw  <rearnsha@arm.com>
17939
17940         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
17941         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
17942         (*thumb2_movdi_vfp): Delete.
17943         (*arm_movdi_vfp_cortexa8): Delete.
17944         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
17945         (*movdi_vfp_cortexa8): Likewise.
17946
17947 2011-06-10  Richard Guenther  <rguenther@suse.de>
17948
17949         * stor-layout.c (initialize_sizetypes): Give names to all
17950         sizetype kinds.
17951
17952 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
17953
17954         PR tree-optimization/49318
17955         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
17956         irrelevant pattern statements.
17957
17958 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
17959
17960         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
17961
17962         PR bootstrap/49354
17963         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
17964         to last assignment.
17965
17966 2011-06-09  Jan Hubicka  <jh@suse.cz>
17967
17968         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
17969         do not recompute reachable flag.
17970         (cgraph_finalize_function, cgraph_analyze_functions): Set
17971         redefined_extern_inline here.
17972
17973 2011-06-09  Jan Hubicka  <jh@suse.cz>
17974
17975         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
17976         (cgraph_only_called_directly_p): ... this one; bring offline.
17977         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
17978         varpool_used_from_object_file_p): Drop names from the declaratoin.
17979         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
17980         collect_callers_of_node): New.
17981         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
17982         (cgraph_edge_recursive_p): Use cgraph_function_node.
17983         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
17984         (cgraph_node_cannot_be_local_p_1): Break out from ...
17985         (cgraph_node_can_be_local_p): ... here; walk aliases.
17986         (cgraph_for_node_thunks_and_aliases): New function.
17987         (cgraph_for_node_and_aliases): New function.
17988         (cgraph_make_node_local_1): Break out from ...
17989         (cgraph_make_node_local) ... here; use
17990         cgraph_for_node_thunks_and_aliases.
17991         (cgraph_set_nothrow_flag_1): Break out from ...
17992         (cgraph_set_nothrow_flag) ... here;
17993         use cgraph_for_node_thunks_and_aliases.
17994         (cgraph_set_const_flag_1): Break out from ...
17995         (cgraph_set_const_flag) ... here;
17996         use cgraph_for_node_thunks_and_aliases.
17997         (cgraph_set_pure_flag_1): Break out from ...
17998         (cgraph_set_pure_flag) ... here;
17999         use cgraph_for_node_thunks_and_aliases.
18000         (cgraph_propagate_frequency_1): Break out from ...
18001         (cgraph_propagate_frequency) ... here; use
18002         cgraph_for_node_thunks_and_aliases.
18003         (cgraph_used_from_object_file_p): Do not care about aliases.
18004         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
18005         New functions.
18006         (collect_callers_of_node_1, collect_callers_of_node): New functions.
18007
18008 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18009
18010         PR rtl-optimization/49154
18011         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
18012         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
18013         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
18014         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
18015         * config/cris/cris.h (cris_register_move_cost): Remove
18016         !TARGET_V32 code.  Tweak comments.
18017
18018 2011-06-09  Jan Hubicka  <jh@suse.cz>
18019
18020         * cgraphbuild.c (record_eh_tables): Mark personality function as having
18021         address taken.
18022
18023 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18024
18025         PR rtl-optimization/49154
18026         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
18027         is a matching slot in the hashtable, assign it to classes_ptr.
18028
18029         PR rtl-optimization/49154
18030         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
18031         register classes.
18032         * doc/tm.texi: Regenerate.
18033
18034 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
18035
18036         PR target/49307
18037         * config/sh/sh.md (UNSPEC_CHKADD): New.
18038         (chk_guard_add): New define_insn_and_split.
18039         (symGOT_load): Use chk_guard_add instead of blockage.
18040
18041 2011-06-09  Kai Tietz  <ktietz@redhat.com>
18042
18043         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
18044
18045 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
18046
18047         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
18048
18049 2011-06-09  Wei Guozhi  <carrot@google.com>
18050
18051         PR target/46975
18052         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
18053         (peephole2 for conditional move): Generate 16 bit instructions.
18054
18055 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
18056
18057         * config/i386/i386.md (*movdi_internal_rex64): Merge
18058         alternatives 6 and 8.
18059
18060 2011-06-09  David Li  <davidxl@google.com>
18061
18062         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18063         * passes.c (passr_eq): New function.
18064         (create_pass_tab): New function.
18065         (pass_traverse): New function.
18066         (dump_one_pass): New function.
18067         (dump_pass_list): New function.
18068         (dump_passes): New function.
18069
18070 2011-06-09  David Li  <davidxl@google.com>
18071
18072         * tree-complex.c (tree_lower_complex): Gate cleanup.
18073         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
18074         (execute_optimize_stdarg): Ditto.
18075         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
18076         (execute_cleanup_eh_1): Ditto.
18077         (execute_cleanup_eh): Ditto.
18078         * gcse.c (gate_rtl_pre): Ditto.
18079         (execute_rtl_pre): Ditto.
18080         * except.c (finish_eh_generation): Ditto.
18081         (convert_to_eh_region_ranges): Ditto.
18082         * cprop.c (one_cprop_pass): Ditto.
18083
18084 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
18085
18086         PR target/48673
18087         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
18088         in all basic blocks.
18089
18090 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18091
18092         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
18093         (HAVE_ENABLE_EXECUTE_STACK): Define.
18094         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
18095         (HAVE_ENABLE_EXECUTE_STACK): Define.
18096         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
18097         (HAVE_ENABLE_EXECUTE_STACK): Define.
18098         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
18099         (ENABLE_EXECUTE_STACK): Remove.
18100         (HAVE_ENABLE_EXECUTE_STACK): Define.
18101         [IN_LIBGCC2]: Don't include <windows.h>.
18102         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18103         (HAVE_ENABLE_EXECUTE_STACK): Define.
18104         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
18105         (HAVE_ENABLE_EXECUTE_STACK): Define.
18106         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
18107         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
18108         (HAVE_ENABLE_EXECUTE_STACK): Define.
18109         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
18110         (HAVE_ENABLE_EXECUTE_STACK): Define.
18111         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
18112         (HAVE_ENABLE_EXECUTE_STACK): Define.
18113         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18114         (HAVE_ENABLE_EXECUTE_STACK): Define.
18115         * config/alpha/alpha.c (alpha_trampoline_init): Test
18116         HAVE_ENABLE_EXECUTE_STACK.
18117         * config/i386/i386.c (ix86_trampoline_init): Likewise.
18118         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
18119         (sparc64_initialize_trampoline): Likewise.
18120         * libgcc2.c [L_enable_execute_stack]: Remove.
18121         * system.h (ENABLE_EXECUTE_STACK): Poison.
18122         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
18123         * doc/tm.texi: Regenerate.
18124         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
18125
18126 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
18127
18128         PR middle-end/49308
18129         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
18130         variable.  After resetting and rescanning insn continue with previous
18131         statement.
18132
18133 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18134
18135         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
18136         (gcc_cv_ld_hidden): Likewise.
18137         * configure: Regenerate.
18138         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
18139         (ix86_stack_protect_fail): Mark unused.
18140         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
18141         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
18142         [TARGET_MACHO]: Don't define.
18143         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
18144         (TARGET_STACK_PROTECT_FAIL): Likewise.
18145         (rs6000_stack_protect_fail): Mark unused.
18146         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
18147         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
18148
18149 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18150
18151         * varasm.c (get_section): Print location of other conflict
18152         for section conflicts.
18153
18154 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18155
18156         * config/i386/driver-i386.c (host_detect_local_cpu):
18157         Add model 0x2d Intel CPU.
18158
18159 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18160
18161         * reginfo.c (global_regs_decl): Add.
18162         (globalize_reg): Add decl parameter. Compute location.  Pass location
18163         to warnings and add inform. Store decl in global_regs_decl.
18164         * rtl.h (globalize_reg): Update prototype.
18165         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
18166
18167 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
18168
18169         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
18170
18171 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18172
18173         PR target/49305
18174         * config/sh/predicates.md (general_movsrc_operand): Check
18175         mode for memory with indexed address for QI and HImode.
18176         (general_movdst_operand): Likewise.
18177
18178 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18179
18180         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
18181
18182 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
18183
18184         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
18185         (num_ssa_operands): Likewise.
18186         (op_iter_init_phiuse): Forward-declare.
18187         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
18188
18189 2011-06-08  Nick Clifton  <nickc@redhat.com>
18190
18191         * doc/invoke.texi (ARM Options): Update description of
18192         -mthumb-interwork.
18193
18194 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
18195
18196         * config/i386/driver-i386.c (host_detect_local_cpu): Support
18197         unknown Intel family 0x6 CPUs.
18198
18199 2011-06-08  Martin Jambor  <mjambor@suse.cz>
18200
18201         * tree-sra.c (mark_rw_status): Removed.
18202         (analyze_access_subtree): New parameter parent instead of
18203         mark_read and mark_write, propagate from that.
18204
18205 2011-06-08  Julian Brown  <julian@codesourcery.com>
18206
18207         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18208         for double-precision helper functions in hard-float mode if only
18209         single-precision arithmetic is supported in hardware.
18210
18211 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
18212
18213         PR rtl-optimization/49303
18214         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
18215         code_motion_path_driver returned 0 or 1.
18216         (sel_region_finish): Clear h_d_i_d.
18217
18218 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18219
18220         * config/sh/sh.c (prepare_move_operands): Set pic register
18221         appropriately for global and local dynamic tls models even
18222         if flag_pic is unset.
18223
18224 2011-06-07  Jason Merrill  <jason@redhat.com>
18225
18226         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
18227
18228 2011-06-07  Xinliang David Li  <davidxl@google.com>
18229         * passes.c (enable_disable_pass): Handle assembler name.
18230         (is_pass_explicitly_enabled_or_disabled): Ditto.
18231
18232 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18233
18234         PR tree-optimization/48497
18235         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
18236
18237 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18238
18239         PR tree-optimization/46728
18240         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
18241         to use gimple_val_nonnegative_real_p.
18242         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
18243         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
18244
18245 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
18246
18247         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
18248
18249 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
18250
18251         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
18252         constant vectors.
18253
18254 2011-06-07  Richard Guenther  <rguenther@suse.de>
18255
18256         * stor-layout.c (initialize_sizetypes): Initialize all
18257         sizetypes based on target definitions.
18258         (set_sizetype): Remove.
18259         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
18260         * tree.h (set_sizetype): Remove.
18261
18262 2011-06-07  Nick Clifton  <nickc@redhat.com>
18263
18264         * config.gcc: Unify V850 architecture options and add support for
18265         newer V850 architectures.
18266         * config/v850/t-v850e: Delete.
18267
18268 2011-06-07  Richard Guenther  <rguenther@suse.de>
18269
18270         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
18271         Call set_sizetype from here.
18272
18273 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
18274
18275         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
18276         (*maddhisi4tb, *maddhisi4tt): New define_insns.
18277
18278 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
18279             Andrew Stubbs  <ams@codesourcery.com>
18280
18281         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
18282         multiplies.
18283         * doc/md.texi (Canonicalization of Instructions): Document widening
18284         multiply canonicalization.
18285
18286 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
18287
18288         PR gcov-profile/49299
18289         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
18290
18291 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
18292
18293         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
18294         a pointer.
18295         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
18296         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
18297         vect_recog_pow_pattern): Likewise.
18298         (vect_pattern_recog_1): Remove declaration.
18299         (widened_name_p): Remove declaration.  Add new argument to specify
18300         whether to check that both types are either signed or unsigned.
18301         (vect_recog_widen_mult_pattern): Update documentation.  Handle
18302         unsigned patterns and multiplication by constants.
18303         (vect_pattern_recog_1): Update vect_recog_func references.  Use
18304         statement information from the statement returned from pattern
18305         detection functions.
18306         (vect_pattern_recog): Update vect_recog_func reference.
18307         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
18308         multiplication by a constant use the type of the other operand.
18309
18310 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
18311
18312         PR rtl-optimization/49145
18313         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
18314
18315 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
18316
18317         PR debug/49262
18318         * dwarf2out.c (native_encode_initializer): Decrement count in each
18319         iteration.
18320
18321         PR debug/49294
18322         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
18323         non-MODE_INT modes.
18324
18325         PR c++/49264
18326         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
18327         if stmt folded into nothing.
18328         * tree-inline.c (fold_marked_statements): If a builtin at the end of
18329         a bb folded into nothing, just update cgraph edges and move to next bb.
18330         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
18331         to be NULL.  Don't compute count and frequency if new_call is NULL.
18332
18333 2011-06-04  Diego Novillo  <dnovillo@google.com>
18334
18335         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
18336         (cgraph.o): Likewise.
18337         (cgraphunit.o): Likewise.
18338         * cgraphunit.c: Include lto-streamer.h
18339         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
18340         if LTO is enabled.
18341         * lto-streamer-in.c (unpack_value_fields): Call
18342         streamer_hooks.unpack_value_fields if set.
18343         (lto_materialize_tree): For unhandled nodes, first try to
18344         call lto_streamer_hooks.alloc_tree, if it exists.
18345         (lto_input_ts_decl_common_tree_pointers): Move reading of
18346         DECL_INITIAL to lto_streamer_read_tree.
18347         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
18348         (lto_streamer_read_tree): New.
18349         (lto_reader_init): Rename from lto_init_reader.
18350         Move initialization code to lto/lto.c.
18351         * lto-streamer-out.c (pack_value_fields): Call
18352         streamer_hooks.pack_value_fields if set.
18353         (lto_output_tree_ref): For tree nodes that are not normally indexable,
18354         call streamer_hooks.indexable_with_decls_p before giving up.
18355         (lto_output_ts_decl_common_tree_pointers): Move handling
18356         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
18357         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
18358         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
18359         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
18360         (lto_streamer_write_tree): New.
18361         (lto_output): Call lto_streamer_init directly.
18362         (lto_writer_init): Remove.
18363         * lto-streamer.c (streamer_hooks): New.
18364         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
18365         instead of lto_preload_common_nodes.
18366         (lto_is_streamable): Move from lto-streamer.h
18367         (lto_streamer_hooks_init): New.
18368         (streamer_hooks): New.
18369         (streamer_hooks_init): New.
18370         * lto-streamer.h (struct output_block): Forward declare.
18371         (struct lto_input_block): Likewise.
18372         (struct data_in): Likewise.
18373         (struct bitpack_d): Likewise.
18374         (struct streamer_hooks): Declare.
18375         (streamer_hooks): Declare.
18376         (lto_streamer_hooks_init): Declare.
18377         (lto_streamer_write_tree): Declare.
18378         (lto_streamer_read_tree): Declare.
18379         (streamer_hooks_init): Declare.
18380         (lto_is_streamable): Move to lto-streamer.c
18381
18382 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
18383
18384         * longlong.h (smul_ppmm): The resulting register pair contains the
18385         higher order word first.
18386
18387 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18388
18389         PR tree-optimization/46728
18390         * builtins.c (powi_table): Remove.
18391         (powi_lookup_cost): Remove.
18392         (powi_cost): Remove.
18393         (expand_powi_1): Remove.
18394         (expand_powi): Remove.
18395         (expand_builtin_pow_root): Remove.
18396         (expand_builtin_pow): Remove.
18397         (expand_builtin_powi): Eliminate handling of constant exponent.
18398         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
18399
18400 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18401
18402         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
18403
18404 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18405
18406         * dce.c (reset_unmarked_insns_debug_uses): New.
18407         (delete_unmarked_insns): Skip debug insns.
18408         (prescan_insns_for_dce): Likewise.
18409         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
18410         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
18411         active reg can be found.
18412         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
18413         (convert_regs_1): Use it.
18414
18415 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18416
18417         * tree-pretty-print.c (dump_function_header): Add flags.
18418         Don't dump decl_uid with nouid.
18419         * tree-pretty-print.h (dump_function_header): Adjust.
18420         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
18421         * passes.c (pass_init_dump_file): Pass dump_flags on.
18422         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
18423
18424 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18425
18426         PR bootstrap/49270
18427         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
18428
18429 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
18430
18431         PR tree-optimization/49243
18432         * calls.c (setjmp_call_p): Also check if fndecl has the
18433         returns_twice attribute.
18434
18435 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18436
18437         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
18438         -ffast-math etc.
18439
18440 2011-06-06  Richard Henderson  <rth@redhat.com>
18441             Georg-Johann Lay  <avr@gjlay.de>
18442
18443         PR target/42210
18444         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
18445         New predicates.
18446         * config/avr/avr.md ("insv"): New insn expander.
18447         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
18448         "*insv.not.io", "*insv.reg"): New insns.
18449
18450 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
18451
18452         PR target/49285
18453         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
18454         to nonimmediate_operand from memory_operand for the operand that is to
18455         be forced to memory by the expander.  Lose the constraints.
18456
18457 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
18458
18459         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
18460         EH return when delayed branches are disabled.
18461
18462 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
18463
18464         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
18465         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
18466         calculation.
18467         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
18468         Simplify MODE_V1DF and MODE_V2SF handling.
18469         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
18470         Simplify MODE_SF handling.
18471
18472 2011-06-04  Jan Hubicka  <jh@suse.cz>
18473
18474         PR tree-optimization/48893
18475         PR tree-optimization/49091
18476         PR tree-optimization/49179
18477         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
18478         Bounds check.
18479
18480 2011-06-04  Jan Hubicka  <jh@suse.cz>
18481
18482         PR lto/48954
18483         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
18484         bitmaps.
18485
18486 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
18487
18488         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
18489
18490 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
18491
18492         PR target/49281
18493         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
18494         to be strictly smaller than 1 << shiftcount.
18495
18496 2011-06-04  Jan Hubicka  <jh@suse.cz>
18497
18498         PR tree-optimize/48929
18499         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
18500         of empty predicate.
18501
18502 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
18503
18504         PR debug/48333
18505         * calls.c (emit_call_1): Prefer the __builtin declaration of
18506         builtin functions.
18507
18508 2011-06-03   Diego Novillo  <dnovillo@google.com>
18509
18510         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
18511         (lto_input_tree_pointers): Likewise.
18512         * lto-streamer-out.c (pack_value_fields): Likewise.
18513         (lto_output_tree_pointers): Likewise.
18514         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
18515         and OPTIMIZATION_NODE.
18516
18517 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18518
18519         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
18520         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
18521         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
18522         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
18523         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
18524         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
18525         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
18526         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
18527         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
18528         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
18529         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
18530         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
18531         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
18532         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
18533         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
18534         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
18535         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
18536         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
18537         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
18538         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
18539         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
18540         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
18541         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
18542         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
18543         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
18544         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
18545         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
18546         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
18547         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
18548         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
18549         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
18550         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
18551         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
18552         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
18553         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
18554         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
18555         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
18556         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
18557         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
18558         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
18559         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
18560         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
18561         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
18562         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
18563         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
18564         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
18565         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
18566         * system.h (MD_UNWIND_SUPPORT): Poison.
18567         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
18568         * doc/tm.texi: Regenerate.
18569         * unwind-dw2.c: Include md-unwind-support.h instead of
18570         MD_UNWIND_SUPPORT.
18571         * config/ia64/unwind-ia64.c: Likewise.
18572         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18573
18574 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
18575
18576         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
18577
18578 2011-06-03  Richard Henderson  <rth@redhat.com>
18579             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18580
18581         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
18582         (sigill_hdlr): Correct insn, insn size.
18583         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
18584
18585 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18586
18587         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
18588         t-slibgcc-dummy.
18589         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
18590         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
18591         * config/mips/t-iris: Remove.
18592         * config/mips/t-irix6: New file.
18593         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
18594
18595 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18596
18597         * Makefile.in (LIB2ADDEHDEP): Remove.
18598         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
18599         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
18600         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
18601         * config/t-darwin (LIB2ADDEHDEP): Remove.
18602         * config/t-freebsd (LIB2ADDEHDEP): Remove.
18603         * config/t-linux (LIB2ADDEHDEP): Remove.
18604
18605 2011-06-03  Diego Novillo  <dnovillo@google.com>
18606
18607         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
18608         (lto_register_var_decl_in_symtab): Likewise.
18609         (lto_register_function_decl_in_symtab): Likewise.
18610         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
18611         logic to uniquify_nodes.
18612
18613 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18614
18615         * config/alpha/t-osf5: Remove.
18616         * config/alpha/t-osf-pthread: Remove.
18617         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
18618         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
18619
18620 2011-06-03  Julian Brown  <julian@codesourcery.com>
18621
18622         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
18623         (strongarm1110): Use strongarm tuning.
18624         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
18625         * config/arm/arm.c (arm_strongarm_tune): New.
18626         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
18627         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
18628         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
18629         setting, using previous defaults or 1 for Cortex-A5.
18630         (arm_option_override): Set max_insns_skipped from current tuning.
18631
18632 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
18633
18634         * doc/install.texi (Options specification): Document --with-specs.
18635
18636 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18637
18638         * config/arm/neon.md (orndi3_neon): Actually split it.
18639
18640 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18641
18642         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
18643         * var-tracking.c (reverse_op): Limite recurse depth to 5.
18644
18645 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18646
18647         PR debug/47590
18648         * target.def (delay_sched2, delay_vartrack): New.
18649         * doc/tm.texi.in: Update.
18650         * doc/tm.texi: Rebuild.
18651         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
18652         * var-tracking.c (gate_handle_var_tracking): Likewise.
18653         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
18654         (bfin_flag_var_tracking): Drop.
18655         (output_file_start): Don't save and override flag_var_tracking.
18656         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
18657         (bfin_reorg): Test original variables.
18658         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18659         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
18660         (ia64_flag_var_tracking): Drop.
18661         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18662         (ia64_file_start): Don't save and override flag_var_tracking.
18663         (ia64_override_options_after_change): Ditto
18664         flag_schedule_insns_after_reload.
18665         (ia64_reorg): Test original variables.
18666         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
18667         (picochip_flag_var_tracking): Drop.
18668         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18669         (picochip_option_override): Don't save and override
18670         flag_schedule_insns_after_reload.
18671         (picochip_asm_file_start): Ditto flag_var_tracking.
18672         (picochip_reorg): Test original variables.
18673         * config/spu/spu.c (spu_flag_var_tracking): Drop.
18674         (TARGET_DELAY_VARTRACK): Define.
18675         (spu_var_tracking): New.
18676         (spu_machine_dependent_reorg): Call it.
18677         (asm_file_start): Don't save and override flag_var_tracking.
18678
18679 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
18680
18681         PR target/49163
18682         * config/sh/predicates.md (general_movsrc_operand): Return 0
18683         for memory and memory subreg of which address is an invalid
18684         indexed address for QI and HImode.
18685         (general_movdst_operand): Likewise.
18686
18687 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
18688
18689         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
18690         edges only, when there is a non-local label in the function.
18691         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
18692
18693 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
18694
18695         * config/i386/constraints.md (Y3): New register constraint.
18696         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
18697         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
18698         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
18699         *sse2_interleave_lowv2df.
18700
18701 2011-06-02  Julian Brown  <julian@codesourcery.com>
18702
18703         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
18704         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
18705         (arm_cortex_a5_tune): New.
18706
18707 2011-06-02  Julian Brown  <julian@codesourcery.com>
18708
18709         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
18710         * config/arm/arm.c (arm_default_branch_cost): New.
18711         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
18712         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
18713         (arm_fa726_tune): Set branch_cost field using
18714         arm_default_branch_cost.
18715         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
18716         current_tune structure.
18717         * dojump.c (tm_p.h): Include file.
18718
18719 2011-06-02  Julian Brown  <julian@codesourcery.com>
18720
18721         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
18722         tuning.
18723         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
18724         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
18725         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
18726         field.
18727         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
18728         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
18729         (arm_fa726te_tune): Add prefer_constant_pool setting.
18730         (arm_v6t2_tune, arm_cortex_tune): New.
18731         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
18732         prefer_constant_pool setting.
18733
18734 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
18735
18736         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
18737         switch statement.
18738         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
18739         (*movdf_internal) <case 6,7,8>: Ditto.
18740
18741         * config/i386/constraints.md (Y4): New register constraint.
18742         * config/i386/sse.md (vec_set<mode>_0): Merge with
18743         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
18744         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
18745         *vec_extractv2di_1_sse.
18746         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
18747         and *vec_concatv2di_rex64_sse.
18748
18749 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
18750
18751         PR target/48807
18752         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
18753         of cgraph_local_info for null before attempting to use it.
18754
18755 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
18756
18757         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
18758         (current_function_dynamic_alloc_count): Delete.
18759         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
18760         (expand_builtin_nonlocal_goto): Remove obsolete comment.
18761         (expand_builtin_update_setjmp_buf): Remove dead code.
18762         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
18763         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
18764         support.
18765         * function.c (instantiate_virtual_regs): Likewise.
18766         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
18767         for a block with a single abnormal incoming edge.
18768         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
18769         (SETJMP_VIA_SAVE_AREA): Delete.
18770         * config/sparc/sparc-protos.h (load_got_register): Declare.
18771         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
18772         (load_got_register): Make global.
18773         (sparc_frame_pointer_required): Add 'static'.
18774         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
18775         (sparc_builtin_setjmp_frame_value): New function.
18776         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
18777         (save_stack_nonlocal): New expander.
18778         (restore_stack_nonlocal): Likewise.
18779         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
18780         (nonlocal_goto_internal): New insn.
18781         (goto_handler_and_restore): Delete.
18782         (builtin_setjmp_setup): Likewise.
18783         (do_builtin_setjmp_setup): Likewise.
18784         (setjmp): Likewise.
18785         (builtin_setjmp_receiver): New expander.
18786
18787 2011-06-01  David Li  <davidxl@google.com>
18788
18789         PR middle-end/49261
18790         * tree-pretty-print.c (dump_function_header): Format cleanup.
18791
18792 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
18793
18794         PR target/49238
18795         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
18796         needed when original operands are used for msw_skip comparison.
18797
18798 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
18799
18800         PR debug/49250
18801         * var-tracking.c (add_uses, add_stores): Don't call
18802         cselib_subst_to_values on ENTRY_VALUE.
18803
18804 2011-06-01  Diego Novillo  <dnovillo@google.com>
18805
18806         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
18807         output_record_start with LTO_null instead of output_zero.
18808         (lto_output_ts_binfo_tree_pointers): Likewise.
18809         (lto_output_tree): Likewise.
18810         (output_eh_try_list): Likewise.
18811         (output_eh_region): Likewise.
18812         (output_eh_lp): Likewise.
18813         (output_eh_regions): Likewise.
18814         (output_bb): Likewise.
18815         (output_function): Likewise.
18816         (output_unreferenced_globals): Likewise.
18817         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
18818         instead of NUM_TREE_CODES.
18819         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
18820         (lto_output_int_in_range): Change << to >> when shifting VAL.
18821
18822 2011-06-01  Diego Novillo  <dnovillo@google.com>
18823
18824         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
18825         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
18826
18827 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
18828
18829         PR target/45074
18830         * optabs.h (valid_multiword_target_p): Declare.
18831         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
18832         doing multi-word operations.
18833         * optabs.c (expand_binop): Likewise.
18834         (expand_doubleword_bswap): Likewise.
18835         (expand_absneg_bit): Likewise.
18836         (expand_unop): Likewise.
18837         (expand_copysign_bit): Likewise.
18838         (multiword_target_p): New function.
18839
18840 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
18841
18842         PR rtl-optimization/48830
18843         PR rtl-optimization/48808
18844         PR rtl-optimization/48792
18845         * reload.c (push_reload): Check contains_reg_of_mode.
18846         * reload1.c (strip_paradoxical_subreg): New function.
18847         (gen_reload_chain_without_interm_reg_p): Use it to handle
18848         paradoxical subregs.
18849         (emit_output_reload_insns, gen_reload): Likewise.
18850
18851 2011-06-01  David Li  <davidxl@google.com>
18852
18853         * predict.c : Change pass name
18854         * ipa.c: Ditto.
18855         * dce.c: Ditto.
18856         * tree-profile.c: Ditto.
18857         * except.c: Ditto.
18858
18859 2011-06-01  David Li  <davidxl@google.com>
18860
18861         * tree-pretty-print.c (dump_function_header): New function.
18862         * final.c (rest_of_clean_state): Use header dumper.
18863         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
18864         * passes.c (pass_init_dump_file): Use header dumper.
18865
18866 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
18867
18868         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
18869         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
18870         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
18871         New functions.
18872         (mem_loc_descriptor): Use them.
18873
18874         * var-tracking.c (create_entry_value): New function.
18875         (vt_add_function_parameter): Use it.
18876
18877 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18878
18879         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
18880         Include <signal.h>, <ucontext.h>.
18881         (sigill_caught): Define.
18882         (sigill_hdlr): New function.
18883         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
18884         insns can be executed.
18885         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
18886         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
18887
18888 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18889
18890         * config/t-slibgcc-darwin: Move to ...
18891         * config/t-slibgcc-dummy: ... this.  Clarify comments.
18892         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
18893         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
18894         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
18895         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
18896         Remove i386/t-crtstuff from tmake_file.
18897         (i[34567]86-*-solaris2*): Remove t-svr4,
18898         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
18899         t-slibgcc-dummy.
18900         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
18901         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
18902         sparc/t-crtfm from tmake_file.
18903         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
18904         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
18905         Remove extra_parts.
18906         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
18907         * config/i386/t-nwld (SHLIB_LINK): Remove.
18908         * config/i386/t-rtems-i386: Rename to ...
18909         * config/i386/t-rtems: ... this.
18910         ($(T)crti.o, $(T)crtn.o): Remove.
18911         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
18912         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
18913         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
18914         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
18915         EXTRA_MULTILIB_PARTS): Remove.
18916         * config/sparc/t-sol2-64: Likewise.
18917         * config/sparc/t-sol2: Remove.
18918         * config/sparc/t-crtin: Remove.
18919         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
18920         * config/i386/gmon-sol2.c: Remove.
18921         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
18922         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
18923         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
18924         * config/i386/sol2-gc1.asm: Remove.
18925         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
18926         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
18927         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
18928         * config/t-slibgcc-sld: Remove.
18929
18930 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
18931
18932         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
18933         base_type_for_mode with op_mode instead of mode.
18934
18935 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
18936
18937         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
18938         Cortex-A15.
18939         * config/arm/arm-tune.md: Regenerate.
18940         * config/arm/arm-tables.opt: Regenerate.
18941         * config/arm/arm.c (FL_DIV): Rename...
18942         (FL_THUMB_DIV): ... to this.
18943         (FL_ARM_DIV): Define.
18944         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
18945         (arm_arch_hwdiv): Remove.
18946         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
18947         (arm_issue_rate): Add cortexr5.
18948         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
18949         __ARM_ARCH_EXT_IDIV__.
18950         (TARGET_IDIV): Define.
18951         (arm_arch_hwdiv): Remove.
18952         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
18953         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
18954         (divsi3, udivsi3): New patterns.
18955         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
18956         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
18957
18958 2011-06-01  Martin Jambor  <mjambor@suse.cz>
18959
18960         * ipa-utils.c (ipa_dfs_info): New field scc_no.
18961         * ipa-utils.c (searchc): Set scc_no.
18962
18963 2011-06-01  Martin Jambor  <mjambor@suse.cz>
18964
18965         * ipa-utils.c (searchc_env): New field allow_overwritable.
18966         (searchc): do not ignore edges to overwritable nodes if indicated
18967         by env->allow_overwritable.
18968         (ipa_reduced_postorder): Set env.allow_overwritable.
18969
18970 2011-06-01  Richard Guenther  <rguenther@suse.de>
18971
18972         * tree.c (free_lang_data): Do not reset boolean_type_node nor
18973         char_type_node.
18974         * lto-streamer.c (lto_record_common_node): Take node pointer,
18975         do not register types.
18976         (lto_preload_common_nodes): Explicitly skip preloading nodes
18977         that differ between frontends.
18978
18979 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
18980
18981         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
18982         NON_FLOAT_REGS.
18983
18984 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
18985
18986         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
18987         parameter value for dump. Dump cost on outermost call only.
18988         (rs6000_memory_move_cost): Dump cost on outermost call only.
18989
18990 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
18991
18992         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
18993         DW_OP_GNU_convert ops.
18994
18995         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
18996         cselib_preserve_constants.
18997         (cselib_lookup_1): If cselib_preserve_constants,
18998         a new VALUE is being created for REG and there is a VALUE for the
18999         same register in wider mode, add another loc with lowpart SUBREG of
19000         the wider VALUE.
19001         (cselib_subst_to_values): Handle ENTRY_VALUE.
19002         * var-tracking.c  (replace_expr_with_values): Return NULL for
19003         ENTRY_VALUE too.
19004         * dwarf2out.c (convert_descriptor_to_signed): New function.
19005         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
19006         instead of two shifts.
19007         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
19008         the right mode if needed.
19009         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
19010         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
19011         convert_descriptor_to_signed.
19012         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
19013         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
19014
19015         PR target/48688
19016         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
19017
19018 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19019
19020         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
19021         of X87MODEI12 and SWI48x instead of SSEMODEI24.
19022         (SWI248x): New mode iterator, rename from X87MODEI.
19023         (X87MODEI): Remove mode iterator.
19024         (X87MODEI12): Ditto.
19025         (SSEMODEI24): Ditto.
19026
19027 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19028
19029         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
19030         * doc/invoke.texi: Document max-vartrack-expr-depth.
19031         * var-tracking.c (EXPR_DEPTH): New.
19032         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
19033
19034 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19035
19036         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
19037         * config/i386/sse.md: Add n to negated FMA pattern names.
19038
19039 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19040
19041         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
19042
19043 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19044
19045         * gengtype-state.c (read_state_params_structs): Initialize previous.
19046
19047 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19048
19049         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
19050         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
19051
19052 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19053
19054         * config/i386/i386.md (*movtf_internal): Avoid allocating general
19055         registers.  Penalize F*r->o alternative to prevent partial memory
19056         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
19057         CONST_DOUBLE immediates when optimizing function for size.  Do not move
19058         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19059         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
19060         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
19061         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
19062         alternatives.
19063         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
19064
19065         (fp_register_operand splitters): Use fp_register_operand
19066         constraint.  Do not use FP_REG_P in insn condition.
19067         (any_fp_register_operand splitters): Use any_fp_register_operand
19068         constraint.  Do not use ANY_FP_REG_P in insn condition.
19069
19070 2011-05-31  Jan Hubicka  <jh@suse.cz>
19071
19072         * cgraph.h (cgraph_inline_failed_t): Give enum a name
19073         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
19074         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
19075         (lto_output_edge): Use output_enum and var_len_unsigned.
19076         (lto_output_varpool_node): Likewise.
19077         (input_overwrite_node): Do not take resolution parameter;
19078         extract it from a bitpack.
19079         (input_node): Do not read resolution; use input_enum and
19080         var_len_unsigned.
19081         (input_varpool_node): Likewise.
19082         (input_edge): Likewise.
19083         (input_cgraph_1): Likewise.
19084
19085 2011-05-31  Richard Guenther  <rguenther@suse.de>
19086
19087         * gimple.c (gimple_register_canonical_type): Do not register
19088         any types via gimple_register_type.
19089
19090 2011-05-31  Jan Hubicka  <jh@suse.cz>
19091
19092         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
19093         of thunks.
19094
19095 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19096
19097         PR rtl-optimization/49235
19098         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
19099         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
19100
19101 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
19102
19103         PR tree-optimization/49093
19104         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
19105         data references.
19106
19107 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
19108
19109         PR debug/49047
19110         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
19111         for concrete functions containing the code of cloned functions.
19112
19113 2011-05-31  Richard Guenther  <rguenther@suse.de>
19114
19115         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
19116         to ...
19117         (forward_propagate_into_comparison_1): ... this.
19118         (forward_propagate_comparison): Rename to ...
19119         (forward_propagate_into_comparison): ... this.  Split out
19120         real forward propagation code to ...
19121         (forward_propagate_comparison): ... this.
19122         (forward_propagate_into_gimple_cond): Remove looping.
19123         (forward_propagate_into_cond): Likewise.
19124         (simplify_not_neg_expr): Return whether we have done something.
19125         (simplify_gimple_switch): Likewise.
19126         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
19127         (ssa_forward_propagate_and_combine): ... this.  Re-structure
19128         to do a forward forward-propagation walk on BBs and a backward
19129         stmt combining walk on BBs.  Consistently re-scan changed statements.
19130         (pass_forwprop): Adjust.
19131
19132 2011-05-30  Ian Lance Taylor  <iant@google.com>
19133
19134         * godump.c (go_format_type): Correct length of name added to
19135         obstack for anonymous field.
19136
19137 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
19138
19139         PR target/49186
19140         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
19141         part of the second operand is 0.
19142
19143 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
19144
19145         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
19146         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
19147         to memory for !TARGET_MEMORY_MISMATCH_STALL.
19148         (*movdf_internal_rex64): Do not penalize F->r alternative.
19149         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
19150         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
19151         when optimizing function for size.  Do not move CONST_DOUBLEs
19152         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19153         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
19154         SUBREGs.  Do not check for MEM_P operands in the insn condition,
19155         check for ANY_FP_REGNO_P instead.
19156         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
19157         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
19158         function for speed.
19159         * config/i386/i386.c (ix86_option_override_internal): Do not
19160         set TARGET_INTEGER_DFMODE_MOVES here.
19161
19162 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
19163
19164         PR target/49168
19165         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
19166
19167 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19168
19169         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
19170         DW_TAG_rvalue_reference_type even for
19171         -gdwarf-4 -fno-debug-types-section.
19172
19173 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19174
19175         PR tree-optimization/46728
19176         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
19177         (build_and_insert_binop): New.
19178         (gimple_expand_builtin_pow): Reorder args for
19179         build_and_insert_call; use build_and_insert_binop; add more
19180         optimizations for fractional exponents.
19181
19182 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
19183
19184         PR bootstrap/49190
19185
19186         Revert:
19187         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19188
19189         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19190         tree_common.
19191         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19192         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19193         TS_BASE instead of TS_COMMON.
19194         * varasm.c (assemble_name): Remove assert.
19195
19196 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
19197
19198         * config.gcc: Keep obselete list sorted.
19199
19200 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19201             Eric Botcazou  <ebotcazou@adacore.com>
19202
19203         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
19204         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
19205         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
19206         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
19207         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
19208
19209 2011-05-30  Richard Guenther  <rguenther@suse.de>
19210
19211         * gimple.c (gimple_types_compatible_p_1): Compare record
19212         and union type members properly.
19213
19214 2011-05-30  Richard Guenther  <rguenther@suse.de>
19215
19216         PR tree-optimization/49210
19217         * ipa-split.c (split_function): Care for the case where the call
19218         result is not trivially convertible to the result holding variable.
19219
19220 2011-05-30  Richard Guenther  <rguenther@suse.de>
19221
19222         PR tree-optimization/49218
19223         * tree-vrp.c (adjust_range_with_scev): Properly check whether
19224         overflow occured.
19225
19226 2011-05-30  Richard Guenther  <rguenther@suse.de>
19227
19228         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
19229         New function split out from ...
19230         (forward_propagate_into_gimple_cond): ... here.  Adjust.
19231         (forward_propagate_into_cond): Likewise.
19232         (forward_propagate_comparison): Also propagate into
19233         comparisons on assignment RHS.  Change return value to
19234         behave similar to forward_propagate_into_cond.
19235         (tree_ssa_forward_propagate_single_use_vars): Handle
19236         strict-overflow warnings properly for forward_propagate_comparison.
19237
19238 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19239
19240         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
19241         from plugin linker.
19242         * configure: Regenerate.
19243
19244 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
19245
19246         PR tree-optimization/49199
19247         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
19248         non-reduction operands are either defined in the loop or by induction.
19249
19250 2011-05-29  Xinliang David Li  <davidxl@google.com>
19251
19252         * opts-global.c (handle_common_deferred_options): Handle new options.
19253         * passes.c (register_one_dump_file): Call register_pass_name.
19254         (execute_one_pass): Check explicit enable/disable flag.
19255         (passr_hash): New function.
19256         (passr_eq): Ditto.
19257         (register_pass_name): Ditto.
19258         (get_pass_by_name): Ditto.
19259         (pass_hash): Ditto.
19260         (pass_eq): Ditto.
19261         (enable_pass): Ditto.
19262         (disable_pass): Ditto.
19263         (is_pass_explicitly_enabled_or_disabled): Ditto.
19264
19265 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
19266
19267         * config/i386/i386.md (*movoi_internal_avx): Use
19268         standard_sse_constant_opcode for alternative 0.
19269         (*movti_internal_sse): Ditto.
19270         (*movti_internal_rex64): Use standard_sse_constant_opcode for
19271         alternative 2.
19272         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
19273         sselog1 type moves.
19274         (*movsi_internal): Ditto.
19275         (*movdi_internal): Ditto.  Add ssecvt type moves.
19276
19277 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
19278
19279         PR target/48830
19280         * rtlanal.c (simplify_subreg_regno): Adjust comment.
19281
19282 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
19283
19284         PR rtl-optimization/49095
19285         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
19286         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
19287
19288 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19289
19290         PR target/43995
19291         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
19292         recurse_p argument.  Only follow register copies if it is set,
19293         and prevent mips_find_pic_call_symbol from recursing.
19294         (mips_find_pic_call_symbol): Add a recurse_p argument.
19295         Pass it to mips_pic_call_symbol_from_set.
19296         (mips_annotate_pic_calls): Update accordingly.
19297
19298 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19299
19300         * emit-rtl.c (try_split): Use a loop to search for
19301         NOTE_INSN_CALL_ARG_LOCATIONs.
19302
19303 2011-05-29  Richard Guenther  <rguenther@suse.de>
19304
19305         PR tree-optimization/49217
19306         * ipa-pure-const.c (propagate_pure_const): Fix typos.
19307
19308 2011-05-28  Jan Hubicka  <jh@suse.cz>
19309
19310         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
19311         length.
19312         (string_slot_free): Remove
19313         (create_output_block): Initialize obstack.
19314         (destroy_output_block): Free obstack.
19315         (lto_string_index): Add PERSISTENT parameter; do not duplicate
19316         the string unless it needs to be added into the hash.
19317         (lto_output_string_with_length): Add persistent attribute;
19318         handle NULL strings.
19319         (lto_output_string): Add PERSISTENT parameter.
19320         (output_string_cst, output_identifier): Simplify.
19321         (lto_output_location_bitpack): Update.
19322         (lto_output_builtin_tree): Update.
19323         * lto-streamer.h (struct output_block): Add obstack.
19324         (lto_output_string, lto_output_string_with_length): Remove
19325         declarations; functions are static now.
19326
19327 2011-05-28  Jan Hubicka  <jh@suse.cz>
19328
19329         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
19330         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
19331         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
19332         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
19333         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
19334         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
19335         unpack_ts_decl_with_vis_value_fields,
19336         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
19337         lto_get_builtin_tree): Use enum and variable length i/o.
19338         * basic-block.h (profile_status_d): Add PROFILE_LAST.
19339         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
19340         New functions.
19341         (bp_pack_enum, bp_unpack_enum): New macros.
19342
19343 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19344
19345         * genrecog.c: Remove redundant forward declarations.
19346
19347 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19348
19349         * config.gcc: Deprecate mips*-*-openbsd*.
19350
19351 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19352
19353         PR bootstrap/49195
19354         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
19355         for match_op_dup.
19356
19357 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
19358
19359         PR middle-end/48981
19360         * gengtype.c (vec_prefix_type): New function.
19361         (note_def_vec): Use vec_prefix_type and change the length
19362         attribute to be based on the prefix.
19363         * vec.c: Include coretypes.h before vec.h.
19364         (struct vec_prefix): Remove.
19365         (vec_gc_p_reserve): Change the offsetof to sizeof.
19366         (vec_gc_p_reserve_exact): Likewise.
19367         (vec_heap_p_reserve): Likewise.
19368         (vec_heap_p_reserve_exact): Likewise.
19369         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
19370         (vec_stack_p_reserve): Change the offsetof to sizeof.
19371         (vec_stack_p_reserve_exact): Likewise.
19372         * vec.h (struct vec_prefix): New struct definition.
19373         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
19374         (VEC_T_GTY(T,B)): Likewise.
19375         (DEF_VEC_FUNC_P(T)): Use prefix field.
19376         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
19377         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
19378
19379 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19380
19381         PR tree-optimization/46728
19382         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
19383         (powi_as_mults): Add gimple_set_location.
19384         (build_and_insert_call): New.
19385         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
19386         0.5, 0.25, 0.75, 1./3., or 1./6.
19387
19388 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
19389
19390         * doc/contrib.texi: Update copyright years.
19391         (Contributors): Add Zdenek Sojka.
19392
19393 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
19394
19395         * c-decl.c (c_push_function_context): Copy the current statement
19396         list stack.
19397         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
19398         (finish_struct): Call building_stmt_list_p instead of checking
19399         cur_stmt_list.
19400         * c-parser.c (c_parser_postfix_expression): Likewise.
19401         * c-typeck.c (c_end_compound_stmt): Likewise.
19402         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
19403         * tree-iterator.c (stmt_list_cache): Change to a VEC.
19404         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
19405         (free_stmt_list): Likewise.
19406         * tree.h (struct tree_statement_list): Include typed_tree instead
19407         of tree_common.
19408         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
19409         as TS_TYPED instead of TS_COMMON.
19410
19411 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19412             Uros Bizjak  <ubizjak@gmail.com>
19413
19414         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
19415         (HAVE_AS_IX86_TLSGDPTL): Define.
19416         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
19417         (HAVE_AS_IX86_TLSLDMPLT): Define.
19418         * configure: Regenerate.
19419         * config.in: Regenerate.
19420         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
19421         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
19422         TARGET_SUN_TLS, use @tlsgdplt or @plt.
19423         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
19424         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
19425         @tlsldmplt or @plt.
19426         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
19427
19428 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19429
19430         * sched-int.h (struct _haifa_deps_insn_data): New members cond
19431         and reverse_cond.
19432         (INSN_COND, INSN_REVERSE_COND): New macros.
19433         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
19434         once.
19435         (sched_get_condition_with_rev): Cache the results, and look them up
19436         if possible.
19437         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
19438         are clobbered by the current insn.
19439         * target.def (exposed_pipline): New sched data hook.
19440         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
19441         * doc/tm.texi: Regenerate.
19442
19443 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19444
19445         PR tree-optimization/49170
19446         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
19447         sincos or cexp.
19448
19449 2011-05-27  Richard Guenther  <rguenther@suse.de>
19450
19451         PR middle-end/49189
19452         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
19453         of comparisons.
19454
19455 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19456
19457         * haifa-sched.c (sched_scan_info): Remove.
19458         (schedule_block): Call sched_extend_luids rather than sched_init_luids
19459         with NULL args.
19460         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
19461         Remove functions.
19462         (sched_scan): Remove.
19463         (sched_extend_luids): Renamed from luids_extend_insn and no longer
19464         static.  All callers changed.
19465         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
19466         static.  All callers changed.
19467         (sched_init_luids): Remove all arguments except the first.  All
19468         callers changed.  Don't use sched_scan.
19469         (haifa_init_h_i_d): Likewise.
19470         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
19471         manually rather than using sched_init_luids.  Likewise with
19472         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
19473         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
19474         rather than sched_init_luids with NULL args.
19475         * sel-sched-ir.c (new_insns): Remove variable.
19476         (sched_scan): New static function, previously in haifa-sched.c.  Remove
19477         all arguments but the first two; all callers changed.
19478         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
19479         rather than sched_init_luids.
19480         (sel_init_bbs): Remove second argument.  All callers changed.
19481         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
19482         with NULL arguments.
19483         (create_insn_rtx_from_pattern): Likewise.
19484         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
19485         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
19486         (sched_init_insn_luid, sched_extend_luids): Declare.
19487         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
19488         declarations.
19489
19490 2011-05-27  Richard Guenther  <rguenther@suse.de>
19491
19492         PR middle-end/49177
19493         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
19494         A CMP B ? (T) true : (T) false for non-integral types T again.
19495
19496 2011-05-27  Jan Hubicka  <jh@suse.cz>
19497
19498         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
19499         so 0 means NULL string.
19500         (lto_output_string_with_length): ... here.
19501         (lto_output_string, output_string_cst, output_identifier): Update
19502         handling of NULL strings.
19503         (lto_output_location_bitpack): New function.
19504         (lto_output_location): Use it.
19505         (lto_output_tree_ref): Use output_record_start.
19506         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
19507         len values.
19508         * lto-streamer-in.c (string_for_index): Break out from ...; offset
19509         values by 1.
19510         (input_string_internal): ... here;
19511         (input_string_cst, input_identifier, lto_input_string): Update handling
19512         of NULL strings.
19513         (lto_input_location_bitpack): New function
19514         (lto_input_location): Use it.
19515         (unpack_ts_type_common_value_fields): Pack align & alias in var len
19516         values.
19517         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
19518         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
19519         (bp_pack_value): Sanity check the value range.
19520         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
19521         New functions.
19522         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
19523         New functions.
19524
19525 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
19526
19527         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
19528         call_arg_location instructions down the floor.
19529
19530 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
19531
19532         PR rtl-optimization/49154
19533         * ira.c (setup_pressure_classes): Process class without sublcasses
19534         as a candidate for pressure classes.
19535
19536 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
19537
19538         PR rtl-optimization/48575
19539         * genrecog.c (position_type): New enum.
19540         (position): New structure.
19541         (decision): Use position structure instead of a string.
19542         (root_pos, peep2_insn_pos_list): New variables.
19543         (next_position, compare_positions): New functions.
19544         (new_decision): Use position structures instead of strings.
19545         (maybe_both_true): Likewise.
19546         (change_state): Likewise.
19547         (write_tree): Likewise.
19548         (make_insn_sequence): Likewise.
19549
19550 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19551
19552         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
19553         TS_BASE instead of TS_COMMON.
19554         (find_decls_types_r): Check for TS_TYPED structure before looking at
19555         TREE_TYPE.
19556         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
19557         Add chain field.
19558         (BLOCK_CHAIN): Use new chain field.
19559
19560 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
19561
19562         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
19563         moves expensive on Power7 also.
19564
19565 2011-05-26  Richard Guenther  <rguenther@suse.de>
19566
19567         * fold-const.c (fold_unary_loc): Remove bogus code.
19568
19569 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19570
19571         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19572         tree_common.
19573         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19574         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19575         TS_BASE instead of TS_COMMON.
19576         * varasm.c (assemble_name): Remove assert.
19577
19578 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19579
19580         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
19581         substituted first.
19582         * libgcc-std.ver: Delete file.
19583
19584 2011-05-26  Richard Guenther  <rguenther@suse.de>
19585
19586         PR tree-optimization/48702
19587         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
19588         only when we know the base address is within bounds.
19589         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
19590         assume the base address of TARGET_MEM_REFs is in bounds.
19591
19592 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19593
19594         PR target/49099
19595         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
19596         declaration in TARGET_SOLARIS.
19597
19598 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
19599
19600         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
19601         The instruction is then expanded explicitly.
19602         (supported_compare): Callable instruction.
19603         (compare): Likewise.
19604
19605 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19606
19607         PR c++/49165
19608         * gimplify.c (shortcut_cond_r): Don't special case
19609         COND_EXPRs if they have void type on one of their arms.
19610
19611 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19612
19613         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
19614         to reduce duplication, and to achieve a slightly more logical order
19615         of operations.
19616
19617 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19618
19619         PR tree-optimization/49161
19620         * tree-vrp.c (struct case_info): New type.
19621         (compare_case_labels): Sort case_info structs instead of
19622         trees, and not primarily by CASE_LABEL uids but by
19623         label_for_block indexes.
19624         (find_switch_asserts): Put case labels into struct case_info
19625         array instead of TREE_VEC, adjust sorting, compare label_for_block
19626         values instead of CASE_LABELs.
19627
19628 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
19629
19630         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
19631         ("orndi3_neon"): Likewise.
19632         ("bic<mode>3_neon"): Likewise.
19633
19634 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
19635
19636         PR tree-optimization/49038
19637         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
19638         Ensure at least one epilogue iteration if required by data
19639         accesses with gaps.
19640         * tree-vectorizer.h (struct _loop_vec_info): Add new field
19641         to mark loops that require peeling for gaps.
19642         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
19643         (vect_get_known_peeling_cost): Take peeling for gaps into
19644         account.
19645         (vect_transform_loop): Generate epilogue if required by data
19646         access with gaps.
19647         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
19648         loop as requiring an epilogue if there are gaps in the end of
19649         the strided group.
19650
19651 2011-05-25  Ian Lance Taylor  <iant@google.com>
19652
19653         * godump.c (go_format_type): Output the first field with a usable
19654         Go type, if any.
19655
19656 2011-05-25  Ian Lance Taylor  <iant@google.com>
19657
19658         * godump.c (go_format_type): Check for invalid type names, pointer
19659         target types, and struct field types.
19660
19661 2011-05-25  Jason Merrill  <jason@redhat.com>
19662
19663         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
19664
19665 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
19666
19667         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
19668
19669 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19670
19671         * config/i386/i386.md (*movqi_extv_1)): Put back
19672         "register_operand" check in "type" calculation.
19673         (*movqi_extzv_2): Likewise.
19674
19675 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19676
19677         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
19678
19679 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
19680
19681         PR bootstrap/49160
19682         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
19683         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
19684         __divxc3, __divtc3): Wrap definitions in #ifndef.
19685
19686 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19687
19688         PR target/49142
19689         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
19690         "register_operand" check and replace q_regs_operand with
19691         QIreg_operand in "type" calculation.
19692         (*movqi_extv_1): Likewise.
19693         (*movqi_extzv_2_rex64): Likewise.
19694         (*movqi_extzv_2): Likewise.
19695
19696         * config/i386/predicates.md (QIreg_operand): New.
19697
19698 2011-05-25  Richard Guenther  <rguenther@suse.de>
19699
19700         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
19701         type-based offset disambiguation, streamline MEM_REF and
19702         TARGET_MEM_REF handling.
19703
19704 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
19705
19706         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
19707         (bdesc_special_args): Add pause intrinsic.
19708
19709         * config/i386/i386.md (UNSPEC_PAUSE): New.
19710         (pause): Likewise.
19711         (*pause): Likewise.
19712         * config/i386/ia32intrin.h (__pause): Likewise.
19713
19714         * doc/extend.texi (X86 Built-in Functions): Add documentation for
19715         pause intrinsic.
19716
19717 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19718
19719         PR tree-optimization/46728
19720         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
19721         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
19722
19723 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
19724
19725         * tree.h (struct tree_exp): Inherit from struct tree_typed.
19726         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
19727         instead of TS_COMMON.
19728
19729 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
19730
19731         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
19732         LIBGCC2_GNU_PREFIX is defined.
19733         (__N): New macro.
19734         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
19735         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
19736         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
19737         __clz_tab): Define using __N.
19738         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
19739         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
19740         * target.def (libfunc_gnu_prefix): New hook.
19741         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
19742         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
19743         * doc/tm.texi: Regenerate.
19744         * system.h (LIBGCC2_GNU_PREFIX): Poison.
19745         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
19746         account.
19747         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
19748         (init_optabs): Likewise for the bswap libfuncs.
19749         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
19750         and divide.
19751         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
19752         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
19753         * libgcc-std.ver: Remove.
19754         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
19755         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
19756         libgcc-std.ver.
19757         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
19758         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
19759         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
19760         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
19761         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
19762         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
19763         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
19764         * config/fixed-bit.h (FIXED_OP): Define differently depending on
19765         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
19766         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
19767
19768 2011-05-25  Jan Hubicka  <jh@suse.cz>
19769
19770         * lto-streamer-out.c (output_record_start): Use lto_output_enum
19771         (lto_output_tree): Use output_record_start.
19772         * lto-streamer-in.c (input_record_start): Use lto_input_enum
19773         (lto_get_pickled_tree): Use input_record_start.
19774         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
19775         (lto_value_range_error): New function.
19776         * lto-streamer.h (lto_value_range_error): Declare.
19777         (lto_output_int_in_range, lto_input_int_in_range): New functions.
19778         (lto_output_enum, lto_input_enum): New macros.
19779
19780 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
19781
19782         * common.opt (flag_stack_usage_info): New variable.
19783         (-Wstack-usage): New option.
19784         * doc/invoke.texi (Warning options): Document -Wstack-usage.
19785         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
19786         <OPT_fstack_usage>: Likewise.
19787         * toplev.c (output_stack_usage): Handle -Wstack-usage.
19788         * calls.c (expand_call): Test flag_stack_usage_info variable instead
19789         of flag_stack_usage.
19790         (emit_library_call_value_1): Likewise.
19791         * explow.c (allocate_dynamic_stack_space): Likewise.
19792         * function.c (instantiate_virtual_regs ): Likewise.
19793         (prepare_function_start): Likewise.
19794         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
19795         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
19796         * config/arm/arm.c (arm_expand_prologue): Likewise.
19797         (thumb1_expand_prologue): Likewise.
19798         * config/avr/avr.c (expand_prologue): Likewise.
19799         * config/i386/i386.c (ix86_expand_prologue): Likewise.
19800         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
19801         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
19802         * config/mips/mips.c (mips_expand_prologue): Likewise.
19803         * config/pa/pa.c (hppa_expand_prologue): Likewise.
19804         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
19805         * config/s390/s390.c (s390_emit_prologue): Likewise.
19806         * config/sh/sh.c (sh_expand_prologue): Likewise.
19807         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
19808         * config/spu/spu.c (spu_expand_prologue): Likewise.
19809
19810 2011-05-25  Richard Guenther  <rguenther@suse.de>
19811
19812         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
19813         (gimple_canonical_types_compatible_p): Likewise.
19814
19815 2011-05-25  Jan Hubicka  <jh@suse.cz>
19816
19817         PR middle-end/49062
19818         * ipa.c (function_and_variable_visibility): Only add to same
19819         comdat group list if DECL_ONE_ONLY.
19820
19821 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
19822
19823         PR rtl-optimization/49014
19824         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
19825
19826 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
19827
19828         PR target/49128
19829         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
19830
19831 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
19832
19833         PR rtl-optimization/48757
19834         * ira-build.c (loop_with_eh_edge_p): Rename to
19835         loop_with_complex_edge_p, check edges on complexity, make function
19836         conditional.
19837         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
19838         conditional.
19839
19840 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
19841
19842         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
19843         force flag_ira_share_save_slots to 0.
19844
19845 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
19846
19847         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
19848         (vt_initialize): Set PROLOGUE_BB unconditionally.
19849         Add block comment about CFA_BASE_RTX machinery.
19850         Reset FP_CFA_OFFSET to -1 on all invalid paths.
19851         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
19852
19853 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
19854
19855         PR objc/48187
19856         * c-parser.c (c_parser_objc_class_instance_variables): More robust
19857         parsing of syntax error in ObjC instance variable lists.  In
19858         particular, avoid an infinite loop if there is a stray ']'.
19859         Updated error message.
19860
19861 2011-05-24  Ian Lance Taylor  <iant@google.com>
19862
19863         * godump.c (go_define): Don't accept a string immediately after
19864         another operand.
19865
19866 2011-05-24  Ian Lance Taylor  <iant@google.com>
19867
19868         * godump.c (struct godump_container): Add invalid_hash field.
19869         (go_format_type): Return false if type is found in invalid_hash.
19870         (go_output_typedef): Add invalid type to invalid_hash.
19871         (go_finish): Create and delete invalid_hash.
19872
19873 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19874
19875         PR tree-optimization/46728
19876         * tree-ssa-math-opts.c (powi_table): New.
19877         (powi_lookup_cost): New.
19878         (powi_cost): New.
19879         (powi_as_mults_1): New.
19880         (powi_as_mults): New.
19881         (gimple_expand_builtin_powi): New.
19882         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
19883         (gate_cse_sincos): Remove sincos/cexp restriction.
19884
19885 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19886
19887         PR target/3746
19888         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
19889         mips-tdump native.
19890         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
19891         * mips-tdump.c: Likewise.
19892
19893 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
19894
19895         PR target/49128
19896         * config/i386/driver-i386.c (host_detect_local_cpu): Always
19897         add -mno-XXX.  Handle FMA.
19898
19899 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
19900
19901         PR rtl-optimization/48633
19902         * ira-build.c (loop_with_eh_edge_p): New function.
19903         (mark_loops_for_removal): Use it.
19904
19905 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
19906
19907         PR rtl-optimization/48971
19908         * ira.c (setup_pressure_classes): Don't check register move cost
19909         for classes with one registers.  Don't add pressure class if there
19910         is a pressure class with the same available hard registers.
19911         Check contains_reg_of_mode.  Fix a typo in collecting
19912         temp_hard_regset.  Ignore hard registers not belonging to a class.
19913
19914 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
19915
19916         PR target/49133
19917         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
19918
19919 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
19920             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19921
19922         PR gcov-profile/48845
19923         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
19924
19925 2011-05-24  Richard Guenther  <rguenther@suse.de>
19926
19927         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
19928         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
19929         (gimple_types_compatible_p_1): Adjust.
19930         (iterative_hash_canonical_type): Do not bother about complete vs.
19931         incomplete types.
19932         (gimple_canonical_types_compatible_p): Likewise.
19933
19934 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19935
19936         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
19937
19938 2011-05-24  Richard Guenther  <rguenther@suse.de>
19939
19940         PR bootstrap/49078
19941         * gimple.c (gimple_register_canonical_type): Revert
19942         previous change.
19943         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
19944         does not for a tree for the case where it matters.  Cache
19945         pointer-type alias-sets.
19946
19947 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
19948
19949         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
19950         (OBJS): Remove options.o, opts-common.o and prefix.o.
19951         (OBJS-libcommon-target): New.
19952         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
19953         (BACKEND): Include libcommon-target.a.
19954         (MOSTLYCLEANFILES): Include libcommon-target.a.
19955         (libcommon-target.a): New.
19956         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
19957         prefix.o.
19958
19959 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
19960
19961         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
19962         parts of output shared with the driver.
19963         * optc-gen.awk: Don't generate parts of output not shared with the
19964         driver.
19965         * opth-gen.awk: Remove GCC_DRIVER conditionals.
19966         * doc/options.texi (SourcerInclude): Mention options-save.c.
19967         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
19968         (OBJS): Add options-save.o.
19969         (options-save.c, options-save.o): New.
19970         (options.o): Update dependencies.
19971         (gcc-options.o): Remove.
19972         (mostlyclean): Remove options-save.c.
19973
19974 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
19975
19976         PR debug/49032
19977         * dbxout.c: Include cgraph.h.
19978         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
19979         and without value expr, return NULL if no varpool node exists for
19980         it or if it is not needed.
19981         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
19982
19983         PR c/49120
19984         * c-decl.c (start_decl): Convert expr to void_type_node.
19985
19986 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
19987
19988         PR rtl-optimization/48826
19989         * emit-rtl.c (try_split): When splitting a call that is followed
19990         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
19991
19992 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
19993
19994         * cfgexpand.c (expand_debug_expr): For unused non-addressable
19995         parameters passed in memory prefer using DECL_INCOMING_RTL over
19996         the pseudos it will be copied into.
19997
19998 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
19999
20000         PR target/47315
20001         * config/i386/i386.c (ix86_option_override_internal): Save the
20002         initial options after checking vzeroupper.
20003
20004 2011-05-23  David Li  <davidxl@google.com>
20005
20006         PR tree-optimization/48988
20007         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
20008         Initialize has_valid_pred for each pred chain.
20009
20010 2011-05-23  Richard Guenther  <rguenther@suse.de>
20011
20012         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
20013         (iterative_hash_gimple_type): Always hash type names.
20014
20015 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
20016
20017         * c-typeck.c (build_function_call_vec): Tweak call to
20018         check_function_arguments.
20019
20020 2011-05-23  Richard Guenther  <rguenther@suse.de>
20021
20022         PR tree-optimization/49115
20023         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
20024         is not necessarily carried out, do not claim it kills the ref.
20025         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
20026
20027 2011-05-23  Richard Guenther  <rguenther@suse.de>
20028
20029         PR middle-end/15419
20030         * builtins.c (fold_builtin_memory_op): Be less restrictive about
20031         what pointer types we accept for folding.
20032
20033 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20034
20035         * gthr-gnat.c: Remove.
20036         * gthr-gnat.h: Remove.
20037         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
20038         * config/t-freebsd (LIB2ADDEH): Likewise.
20039         * config/t-linux (LIB2ADDEH): Likewise.
20040         * config/t-sol2 (LIB2ADDEH): Likewise.
20041         * config/ia64/t-vms (LIB2ADDEH): Likewise.
20042         * configure.ac (target_thread_file): Remove gnat handling.
20043         * configure: Regenerate.
20044         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
20045
20046 2011-05-23  Tristan Gingold  <gingold@adacore.com>
20047             Eric Botcazou  <ebotcazou@adacore.com>
20048
20049         * gcov.c (create_file_names): If no object directory is specified,
20050         keep the directory of the file.
20051
20052 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20053
20054         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
20055         * configure: Regenerate.
20056
20057 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20058
20059         PR middle-end/48973
20060         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
20061         failed and the comparison has a single bit signed type, use
20062         constm1_rtx instead of const1_rtx for true value.
20063         (do_store_flag): If ops->type is single bit signed type, disable
20064         signel bit test optimization and pass -1 instead of 1 as last
20065         parameter to emit_store_flag_force.
20066
20067 2011-05-23  Tom de Vries  <tom@codesourcery.com>
20068
20069         PR target/45098
20070         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
20071         function.
20072         (infer_loop_bounds_from_undefined): Use new function.
20073
20074 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20075
20076         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
20077         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
20078         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
20079         and -O0 otherwise.
20080         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
20081
20082 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20083
20084         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
20085         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
20086         returns true.
20087
20088 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20089
20090         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
20091
20092 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20093
20094         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
20095         UNSPEC_MOVE_PIC pattern.
20096
20097 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20098
20099         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
20100         (sparc-*-rtems*): Likewise.
20101         (sparc64-*-elf*): Likewise.
20102         (sparc64-*-rtems*): Likewise.
20103         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
20104         * config/sparc/t-crtin: New file.
20105         * config/sparc/t-sol2 (crti.o): Delete rule.
20106         (crtn.o): Likewise.
20107         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
20108         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
20109         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
20110         (ENDFILE_SPEC): Add crtn.o.
20111
20112 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20113
20114         PR middle-end/48689
20115         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
20116         CODE_CONTAINS_STRUCT (TS_COMMON).
20117
20118 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
20119
20120         PR middle-end/49029
20121         * expmed.c (extract_fixed_bit_field): Test whether target can be used
20122         only after deciding which mode to use.
20123
20124 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20125
20126         PR target/45098
20127         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
20128         for call to get_shiftadd_cost.
20129
20130 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
20131
20132         PR target/49104
20133         * config/i386/cpuid.h (bit_MMXEXT): New define.
20134
20135 2011-05-22  Nick Clifton  <nickc@redhat.com>
20136
20137         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
20138         initialisation of non-existant args[2] element.  Use args[] array
20139         not arg[] array to pass arguments to build_function_type_list.
20140
20141 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
20142
20143         PR tree-optimization/49087
20144         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
20145
20146 2011-05-21  Jason Merrill  <jason@redhat.com>
20147
20148         PR c++/49092
20149         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
20150         static storage duration.
20151
20152 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20153
20154         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
20155         frame pointer.
20156
20157 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20158
20159         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
20160         false if there are call-saved registers here...
20161         (sparc_can_use_return_insn_p): ...but here instead.
20162         (save_or_restore_regs): Fix thinko.
20163         (sparc_expand_prologue): Use current_function_is_leaf.
20164         (sparc_frame_pointer_required): Likewise.
20165
20166 2011-05-21  Nick Clifton  <nickc@redhat.com>
20167
20168         PR target/49098
20169         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
20170
20171 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
20172
20173         * gengtype.c (walk_type): Implemented "atomic" GTY option.
20174         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
20175
20176 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
20177
20178         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
20179         * optc-gen.awk: Move common code to opt-read.awk.
20180         * opth-gen.awk: Likewise.
20181         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
20182
20183 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
20184
20185         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
20186
20187 2011-05-20  Tom de Vries  <tom@codesourcery.com>
20188
20189         PR target/45098
20190         * tree-ssa-loop-ivopts.c: Include expmed.h.
20191         (get_shiftadd_cost): New function.
20192         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
20193
20194 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20195
20196         PR bootstrap/49086
20197         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
20198         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
20199
20200 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20201
20202         * Makefile.in: Update comment referring to $(OBJS-common).
20203
20204 2011-05-20  Ian Lance Taylor  <iant@google.com>
20205
20206         * godump.c (go_output_typedef): Put enum constants in the macro
20207         hash table to avoid duplicate Go const definitions.
20208
20209 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20210
20211         * Makefile.in (LIBDEPS): Add libcommon.a.
20212         (LIBS): Likewise.
20213         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
20214         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
20215         pretty-print.o and version.o.
20216         (OBJS-libcommon): New.
20217         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
20218         (BACKEND): Add libcommon.a.
20219         (MOSTLYCLEANFILES): Likewise.
20220         (libcommon.a): New.
20221         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
20222         (cpp$(exeext)): Likewise.
20223         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
20224         pretty-print.o and input.o.
20225         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
20226         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
20227         (errors.o): Remove.
20228         (mips-tfile): Don't explicitly use version.o.
20229         (mips-tdump): Likewise.
20230         (gcov.o): Depend on $(DIAGNOSTIC_H).
20231         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
20232         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
20233         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
20234         * gcov-dump.c: Include intl.h and diagnostic.h.
20235         (main): Initialize diagnostics.
20236         * gcov.c: Include diagnostic.h.
20237         (fnotice): Remove.
20238         (main): Initialize diagnostics.
20239         * lto-wrapper.c: Include diagnostic.h.
20240         (main): Initialize diagnostics.
20241
20242 2011-05-20  Michael Matz  <matz@suse.de>
20243
20244         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
20245
20246 2011-05-20  Michael Matz  <matz@suse.de>
20247             Richard Guenther  <rguenther@suse.de>
20248
20249         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
20250         use lto_streamer_cache_append directly instead of returning a VEC.
20251         (preload_common_node): Remove.
20252         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
20253         track seen nodes.
20254         (lto_streamer_cache_create): Call lto_preload_common_nodes.
20255
20256 2011-05-20  Richard Guenther  <rguenther@suse.de>
20257
20258         PR tree-optimization/49079
20259         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
20260         MEM_REFs correctly for the trailing array access detection.
20261         Special case constants the same way as decls for overall size
20262         constraining.
20263
20264 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
20265
20266         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
20267         argument expansion.
20268
20269 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20270
20271         PR tree-optimization/49073
20272         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
20273         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
20274         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
20275
20276 2011-05-20  Richard Guenther  <rguenther@suse.de>
20277
20278         PR middle-end/48849
20279         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
20280         of pointer types the same way the middle-end does.
20281
20282 2011-05-20  Richard Guenther  <rguenther@suse.de>
20283
20284         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
20285         or pointer-to chains.  Delay all fixup to uniquify_nodes.
20286
20287 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
20288
20289         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
20290         (fma4_fmaddsub): Likewise
20291
20292 2011-05-19  Jan Hubicka  <jh@suse.cz>
20293
20294         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
20295         (GIMPLE_TYPE_PAIR_SIZE): New macro.
20296         (type_pair_cache): New static var.
20297         (lookup_type_pair): Use fixed sized custom hash; make inline.
20298         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
20299         calls of lookup_type_pair.
20300         (print_gimple_types_stats): Remove cache stats.
20301         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
20302         and gtc_ob.
20303
20304 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
20305
20306         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
20307         when TARGET_RDRND is active.
20308         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
20309         Generate dummy SImode target register when target is NULL.
20310
20311 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20312
20313         * config/arm/arm-fpus.def: New.
20314         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
20315         arm-fpus.def.
20316         * config/arm/arm-tables.opt: Regenerate.
20317         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
20318         (arm_option_override): Don't decode FPU name to string here.
20319         * config/arm/arm.opt (mfpu=): Use Enum.
20320         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
20321         Update dependencies.
20322
20323 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20324
20325         * collect2.c: Include diagnostic.h.
20326         (fatal_perror, fatal, error, fancy_abort): Remove.
20327         (main): Set progname.  Call xmalloc_set_program_name and
20328         diagnostic_initialize.
20329         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
20330         scan_libraries, resolve_lib_name): Call fatal_error instead of
20331         fatal and fatal_perror.
20332         * collect2.h (error, fatal, fatal_perror): Don't declare.
20333         * tlink.c: Include diagnostic-core.h.
20334         (recompile_files): Call fatal_error instead of fatal_perror.
20335         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
20336         pretty-print.o and input.o.
20337         (collect2.o, tlink.o): Update dependencies.
20338
20339 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20340
20341         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
20342
20343 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20344
20345         PR target/40483
20346         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
20347         COMDAT group syntax, both SPARC and x86 variants.
20348         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
20349         * configure: Regenerate.
20350         * config/sol2.h (TARGET_SOLARIS): Define.
20351         (PUSHSECTION_FORMAT): Remove.
20352         (SECTION_NAME_FORMAT): Define.
20353         * config/sol2.c: Include hashtab.h.
20354         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
20355         expansion, using SECTION_NAME_FORMAT.
20356         (solaris_comdat_htab): New variable.
20357         (struct comdat_entry): Define.
20358         (comdat_hash): New function.
20359         (comdat_eq): New function.
20360         (solaris_elf_asm_comdat_section): New function.
20361         (solaris_define_comdat_signature): New function.
20362         (solaris_code_end): New function.
20363         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
20364         (solaris_code_end): Declare.
20365         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
20366         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
20367         solaris_code_end.
20368         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
20369         Remove ATTRIBUTE_UNUSED.
20370         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
20371         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
20372         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
20373         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
20374         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
20375         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
20376         (PUSHSECTION_FORMAT): Remove.
20377         (SECTION_NAME_FORMAT): Redefine.
20378
20379 2011-05-19  Kai Tietz  <ktietz@redhat.com>
20380
20381         * tree-cfg.c (verify_gimple_assign_binary): Barf on
20382         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
20383         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
20384
20385 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
20386             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20387
20388         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
20389
20390 2011-05-19  Richard Guenther  <rguenther@suse.de>
20391
20392         PR middle-end/48985
20393         * tree-object-size.c (addr_object_size): If the pointed-to
20394         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
20395
20396 2011-05-19  Richard Guenther  <rguenther@suse.de>
20397
20398         * gimple.c (gimple_types_compatible_p_1): Compare names of
20399         the types themselves.
20400         (iterative_hash_gimple_type): And hash them that way.
20401         (gimple_register_type_1): If we register a main variant properly
20402         initialize the leader to ourselves.
20403
20404 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20405
20406         PR target/45098
20407         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
20408         get_loop_invariant_expr_id.
20409         (get_loop_invariant_expr_id): Use get_expr_id.
20410         (parm_decl_cost): New function.
20411         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
20412         Improve bound cost estimation.  Use different inv_expr_id for elim and
20413         express cases.
20414
20415 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20416
20417         PR target/45098
20418         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
20419         cost_base.cost == 0.
20420
20421 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
20422
20423         PR target/49002
20424         * config/i386/sse.md
20425         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
20426         load cast.
20427
20428 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20429
20430         PR tree-optimization/49039
20431         * tree-vrp.c (extract_range_from_binary_expr): For
20432         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
20433         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
20434
20435 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20436
20437         PR target/45098
20438         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
20439
20440 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
20441
20442         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
20443         (*tls_global_dynamic_64): Ditto.
20444         (*tls_local_dynamic_base_32_gnu): Ditto.
20445         (*tls_local_dynamic_base_64): Ditto.
20446         (tls_initial_exec_64_sun): Ditto.
20447
20448 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
20449
20450         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
20451         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
20452         bf592-none.
20453         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
20454         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
20455         * config/bfin/bfin.c (bfin_cpus): Add bf592.
20456         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20457         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
20458         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
20459         * config/bfin/elf.h (LIB_SPEC): Add bf592.
20460
20461 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
20462
20463         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
20464         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
20465         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
20466         target_thread_pointer, arm_structure_size_boundary, struct
20467         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
20468         struct abi_name, arm_all_abis): Remove.
20469         (arm_option_override) Don't process most enumerated option values here.
20470         Don't process target_fpe_name here.  Work with integer not string for
20471         structure size boundary; use separate diagnostics for each case.
20472         * config/arm/arm.h (enum float_abi_type, enum
20473         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
20474         to arm-opts.h.
20475         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
20476         arm_structure_size_boundary): Remove.
20477         * config/arm/arm.opt (mabi=): Use Enum and Init.
20478         (arm_abi_type): New Enum and EnumValue entries.
20479         (mfloat-abi=): Use Enum and Init.
20480         (float_abi_type): New Enum and EnumValue entries.
20481         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
20482         (mfp16-format=): Use Enum and Init.
20483         (arm_fp16_format_type): New Enum and EnumValue entries.
20484         (mstructure-size-boundary=): Use UInteger and Init.
20485         (mtp=): Use Enum and Init.
20486         (arm_tp_type): New Enum and EnumValue entries.
20487
20488 2011-05-18  Richard Guenther  <rguenther@suse.de>
20489
20490         PR tree-optimization/49018
20491         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
20492         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
20493         gimple_has_side_effects.
20494
20495 2011-05-18  Richard Guenther  <rguenther@suse.de>
20496
20497         * gimple.c (gimple_register_type_1): New function, split out from ...
20498         (gimple_register_type): ... here.  Avoid infinite recursion.
20499
20500 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20501
20502         PR tree-optimization/41881
20503         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20504         reduction_chains along with a macro for its access.
20505         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
20506         (destroy_loop_vec_info): Free reduction chains.
20507         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
20508         (vect_is_slp_reduction): New function.
20509         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
20510         (vect_create_epilog_for_reduction): Support SLP reduction chains.
20511         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
20512         definition types for reduction chains.
20513         (vect_supported_load_permutation_p): Don't allow permutations for
20514         reduction chains.
20515         (vect_analyze_slp_instance): Support reduction chains.
20516         (vect_analyze_slp): Try to build SLP instance from reduction chains.
20517         (vect_get_constant_vectors):  Handle reduction chains.
20518         (vect_schedule_slp_instance): Mark the first statement of the
20519         reduction chain as reduction.
20520
20521 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20522
20523         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
20524         names for group elements access.
20525         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
20526         reduction chains as well.  Remove data reference and interleaving
20527         related words from the fields names.
20528         * tree-vect-loop.c (vect_transform_loop): Use new names for group
20529         elements access.
20530         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
20531         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
20532         vect_update_interleaving_chain, vect_same_range_drs,
20533         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
20534         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
20535         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
20536         vect_analyze_group_access, vect_analyze_data_ref_access,
20537         vect_create_data_ref_ptr, vect_transform_strided_load,
20538         vect_record_strided_load_vectors): Likewise.
20539         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
20540         vect_model_load_cost, vectorizable_store, vectorizable_load,
20541         vect_remove_stores, new_stmt_vec_info): Likewise.
20542         * tree-vect-slp.c (vect_build_slp_tree,
20543         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
20544
20545 2011-05-18  Richard Guenther  <rguenther@suse.de>
20546
20547         PR middle-end/48989
20548         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
20549         operand verification.
20550         (verify_gimple_assign_binary): Likewise.
20551         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
20552         to non-1-precision BOOLEAN_TYPEs.
20553
20554 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20555
20556         PR target/45098
20557         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
20558
20559 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20560
20561         PR tree-optimization/49000
20562         * tree-ssa.c (execute_update_addresses_taken): Call
20563         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
20564         be rewritten and decl has been marked for renaming, reset
20565         the debug stmt.
20566
20567 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
20568
20569         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
20570         enum_opts_set when testing if attributes have set -mfpmath=.
20571
20572 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
20573
20574         * config/mips/mips.c (mips_handle_option): Remove unused variable.
20575
20576 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20577
20578         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
20579         info->entry with 0
20580         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
20581         id.transform_lang_insert_block with NULL.
20582
20583 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20584
20585         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
20586         (output_fp_compare): Change args 3 and 4 to bool.
20587         (ix86_expand_call): Change arg 6 to bool.
20588         (ix86_attr_length_immediate_default): Change arg 2 to bool.
20589         (ix86_attr_length_vex_default): Change arg 3 to bool.
20590         * config/i386/i386.md: Update all uses.
20591         * config/i386/i386.c: Ditto.
20592         (ix86_flags_dependent): Change return type to bool.
20593
20594 2011-05-17  Richard Guenther  <rguenther@suse.de>
20595
20596         * gimple.c (type_hash_pair_compare): Fix comparison.
20597
20598 2011-05-17  Richard Guenther  <rguenther@suse.de>
20599
20600         * gimple.c (iterative_hash_gimple_type): Simplify singleton
20601         case some more, fix final hash value of the non-singleton case.
20602
20603 2011-05-17  Richard Guenther  <rguenther@suse.de>
20604
20605         PR bootstrap/49013
20606         Revert
20607         2011-05-16  Richard Guenther  <rguenther@suse.de>
20608
20609         * gimple.c (gimple_types_compatible_p_1): Use names of the
20610         type itself, not its main variant.
20611         (iterative_hash_gimple_type): Likewise.
20612
20613 2011-05-17  Richard Guenther  <rguenther@suse.de>
20614
20615         * gimple.c (gimple_register_canonical_type): Use the main-variant
20616         leader for computing the canonical type.
20617
20618 2011-05-17  Nick Clifton  <nickc@redhat.com>
20619
20620         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
20621         moves.
20622
20623         * config/rx/rx.md: Add peephole to remove redundant extensions
20624         after loads.
20625         (bitset_in_memory): Use rx_restricted_mem_operand.
20626         (bitinvert_in_memory): Likewise.
20627         (bitclr_in_memory): Likewise.
20628
20629 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
20630             Nick Clifton  <nickc@redhat.com>
20631
20632         * config/rx/rx.md: Add peepholes to match a register move followed
20633         by a comparison of the moved register.  Replace these with an
20634         addition of zero that does both actions in one instruction.
20635
20636 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
20637
20638         PR target/48986
20639         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
20640         predicate to allow CONST_INT.
20641         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
20642
20643 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
20644
20645         * opts-common.c (opt_enum_arg_to_value): New.
20646         * opts.h (opt_enum_arg_to_value): Declare.
20647         * config/i386/i386.opt (fpmath): Remove.
20648         (mfpmath=): Use Enum, Init and Save.
20649         (fpmath_unit): New Enum and EnumValue entries.
20650         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
20651         name for function fpmath state.
20652         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
20653         * config/i386/i386.c: Include diagnostic.h.
20654         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
20655         (ix86_target_string): Take enum fpmath_unit value instead of string.
20656         (ix86_debug_options): Update call to ix86_target_string.
20657         (ix86_option_override_internal): Don't process fpmath strings here.
20658         (x86_function_specific_save, ix86_function_specific_restore):
20659         Don't handle fpmath state specially.
20660         (ix86_function_specific_print): Pass fpmath state to
20661         ix86_target_string instead of printing in this function.
20662         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
20663         Handle enum attributes.
20664         (IX86_ATTR_ENUM, ix86_opt_enum): New.
20665         (ix86_valid_target_attribute_tree): Update option_strings
20666         handling.  Handle fpmath as enum option.
20667         (ix86_can_inline_p): Update field names for function fpmath state.
20668         (ix86_expand_builtin): Update call to ix86_target_string.
20669         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
20670         (ix86_fpmath): Remove.
20671         * config/i386/t-i386 (i386.o): Update dependencies.
20672
20673 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
20674
20675         PR preprocessor/48677
20676         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
20677         from decoded_options[0], not from itself.
20678
20679 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
20680
20681         * config/i386/constraints.md (z): New constraint.
20682         * config/i386/i386.c (c): New mode attribute.
20683         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
20684         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
20685         constraint for operand 0.
20686         (*call_vzeroupper): Ditto.
20687         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
20688         (*call_rex64_ms_sysv_vzeroupper): Ditto.
20689         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
20690         Use "lzm" constraint for operand 0.
20691         (*call_pop_vzeroupper): Ditto.
20692         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
20693         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
20694         constraint for operand 0.
20695         (*sibcall_vzeroupper): Ditto.
20696         (*sibcall_rex64_ms_sysv): Ditto.
20697         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
20698         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
20699         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
20700         (*sibcall_pop_vzeroupper): Ditto.
20701         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
20702         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
20703         mode iterator.  Use "<c>zm" constraint for operand 1.
20704         (*call_value_vzeroupper): Ditto.
20705         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
20706         for operand 1.
20707         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
20708         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
20709         *call_value_pop_1.  Use "lzm" constraint for operand 1.
20710         (*call_value_pop_vzeroupper): Ditto.
20711         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
20712         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
20713         mode iterator.  Use "Uz" constraint for operand 1.
20714         (*sibcall_value_vzeroupper): Ditto.
20715         (*sibcall_value_rex64_ms_sysv): Ditto.
20716         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
20717         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
20718         constraint for operand 1.
20719         (*sibcall_value_pop_vzeroupper): Ditto.
20720         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
20721         and "z" constraint for operand 2.
20722         (*tls_global_dynamic_32_gnu): Ditto.
20723         (*tls_local_dynamic_base_32_gnu): Ditto.
20724         (*tls_local_dynamic_base_64): Ditto.
20725         (*tls_local_dynamic_32_once): Ditto.
20726         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
20727         Update all callers.
20728         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
20729
20730 2011-05-16  Richard Guenther  <rguenther@suse.de>
20731
20732         * gimple.c (gimple_types_compatible_p_1): Use names of the
20733         type itself, not its main variant.
20734         (iterative_hash_gimple_type): Likewise.
20735
20736 2011-05-16  Richard Guenther  <rguenther@suse.de>
20737
20738         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
20739         always visit pointer target and function result and argument types.
20740
20741 2011-05-16  Jason Merrill  <jason@redhat.com>
20742
20743         PR c++/48999
20744         * tree-inline.c (copy_statement_list): Put back recursion.
20745
20746 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
20747
20748         PR target/27663
20749         PR target/41076
20750         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
20751         * config/avr/avr.md ("*ior<mode>qi.byte0",
20752         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
20753
20754 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
20755
20756         PR target/45099
20757         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
20758         register is needed for a function argument.
20759
20760 2011-05-16  Richard Guenther  <rguenther@suse.de>
20761
20762         * gimple.c (struct type_hash_pair): New type.
20763         (type_hash_pair_compare): New function.
20764         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
20765
20766 2011-05-16  Revital Eres  <revital.eres@linaro.org>
20767
20768         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
20769
20770 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
20771
20772         * config/i386/i386.md (floating point move splitters): Fix
20773         usage of standard_80387_constant_p.
20774         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
20775
20776 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
20777
20778         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
20779
20780 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
20781
20782         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
20783         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
20784         (tree_ssa_lim_finalize): Likewise.
20785
20786 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
20787
20788         * config/i386/constraint.md (Yd, Yx): New register constraints.
20789         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
20790         Yd conditional register constraint.
20791         (*movtf_internal): Use standard_sse_constant_opcode.
20792         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
20793         Yx conditional register constraint.
20794         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
20795         Yd conditional register constraint.  Use standard_sse_constant_p to
20796         check for valid SSE constants and call standard_sse_constant_opcode to
20797         output SSE insn.
20798         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
20799         constants and call standard_sse_constant_opcode to output SSE insn.
20800         * config/i386/i386.c (ix86_option_ovverride_internal): Set
20801         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
20802         optimize_size is set.
20803         (standard_sse_constant_opcode): Output conditional AVX insn templates.
20804
20805 2011-05-14  Tobias Burnus  <burnus@net-b.de>
20806
20807         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
20808
20809 2011-05-13  Martin Jambor  <mjambor@suse.cz>
20810
20811         * ipa-prop.c (ipa_cst_from_jfunc): New function.
20812         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
20813         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
20814         (evaluate_conditions_for_ipcp_clone): Removed.
20815         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
20816         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
20817         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
20818
20819 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
20820
20821         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
20822         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
20823         lieu of MAY_HAVE_DEBUG_STMTS.
20824         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
20825         debug statements if !MAY_HAVE_DEBUG_STMTS.
20826
20827 2011-05-13  Martin Thuresson  <martint@google.com>
20828
20829         PR gcov-profile/47793
20830         * libgcov.c (gcov_exit): Support relative profile paths.
20831         * doc/invoke.texi (-fprofile-dir): Update for above change.
20832
20833 2011-05-13  Richard Guenther  <rguenther@suse.de>
20834
20835         * gimple.c (gimple_canonical_types_compatible_p): Do not use
20836         type-pair caching, do not compare hashes.
20837
20838 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
20839
20840         PR middle-end/48965
20841         * tree-cfg.c (edge_to_cases_cleanup): Return true.
20842         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
20843
20844 2011-05-13  Kai Tietz  <ktietz@redhat.com>
20845
20846         * gimplify.c (gimplify_expr): Make sure operand is boolified.
20847         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
20848         compatible type for TRUTH_NOT_EXPR.
20849
20850 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
20851
20852         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
20853         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
20854         can_create_pseudo_p ().
20855
20856 2011-05-13  Richard Guenther  <rguenther@suse.de>
20857
20858         PR lto/48978
20859         * gimple.c (iterative_hash_gimple_type): Revert change in
20860         pointer target and function result and argument hashing.
20861
20862 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
20863
20864         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
20865         (*movxf_internal_nointeger): Ditto.
20866         (*movdf_internal_rex64): Ditto.
20867         (*movdf_internal): Ditto.
20868         (*movdf_internal_nointeger): Ditto.
20869         (*movsf_internal): Ditto.
20870         (sincos splitters): Use can_create_pseudo ().
20871
20872 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
20873
20874         * config/i386/i386-opts.h: New.
20875         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
20876         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
20877         ix86_section_threshold): Remove.
20878         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
20879         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
20880         OPT_mbranch_cost_.
20881         (ix86_option_override_internal): Don't decode strings for options
20882         other than -march=, -mtune= and -mfpmath=.  Don't allow for
20883         __attribute__ uses in remaining diagnostics for options with
20884         string arguments.  Don't check for integer arguments being negative.
20885         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
20886         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
20887         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
20888         ix86_branch_cost, ix86_section_threshold): Remove.
20889         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
20890         HeaderInclude.
20891         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
20892         but not Var.
20893         (masm=): Use Enum and Init.
20894         (asm_dialect): New Enum and EnumValue entries.
20895         (mbranch-cost=): Use UInteger.
20896         (mlarge-data-threshold=): Use UInteger and Init.
20897         (mcmodel=): Use Enum and Init.
20898         (cmodel): New Enum and EnumValue entries.
20899         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
20900         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
20901         mregparm=): Use UInteger.
20902         (mstringop-strategy=): Use Enum and Init.
20903         (stringop_alg): New Enum and EnumValue entries.
20904         (mtls-dialect=): Use Enum and Init.
20905         (tls_dialect): New Enum and EnumValue entries.
20906         (mabi=): Use Enum and Init.
20907         (calling_abi): New Enum and EnumValue entries.
20908         (mveclibabi=): Use Enum and Init.
20909         (ix86_veclibabi): New Enum and EnumValue entries.
20910
20911 2011-05-13  Nick Clifton  <nickc@redhat.com>
20912
20913         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
20914         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
20915
20916 2011-05-13  Kai Tietz  <ktietz@redhat.com>
20917
20918         PR middle-end/48984
20919         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
20920         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
20921         (gimple_boolify): Check for cast for boolean_type_node instead for
20922         BOOLEAN_TYPE.
20923
20924 2011-05-13  Richard Guenther  <rguenther@suse.de>
20925
20926         PR tree-optimization/48172
20927         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
20928         multiplying by number of iterations for equal step.
20929         (vect_create_cond_for_alias_checks): Likewise.
20930
20931 2011-05-13  Andreas Schwab  <schwab@redhat.com>
20932
20933         * configure.ac: Use AS_HELP_STRING throughout.
20934         * configure: Regenerate.
20935
20936 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
20937
20938         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
20939         (ix86_emit_restore_regs_using_mov): Likewise.
20940         (ix86_emit_restore_sse_regs_using_mov): Likewise.
20941
20942 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
20943
20944         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
20945         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
20946         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
20947         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
20948         RTX_OK_FOR_OLO10_P): ...here.
20949         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
20950         SYMBOLIC_CONST.
20951
20952 2011-05-12  Kai Tietz  <ktietz@redhat.com>
20953
20954         * gimplify.c (gimple_boolify): Re-boolify expression
20955         arguments even if expression type is of kind BOOLEAN_TYPE.
20956         (gimplify_boolean_expr): Removed.
20957         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
20958         and XOR. Additional take care that we keep expression's type.
20959         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
20960         of TRUTH_AND|OR|XOR_EXPR.
20961
20962 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
20963
20964         PR tree-optimization/48975
20965         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
20966         on all bbs here and free and clear ifc_bbs at the end.
20967
20968 2011-05-12  Richard Guenther  <rguenther@suse.de>
20969
20970         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
20971         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
20972         until after simple checks.
20973         (gimple_types_compatible_p): Likewise.
20974         (iterative_hash_gimple_type): Always hash pointer targets
20975         and function return and argument types.
20976         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
20977         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
20978         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
20979         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
20980         completely in the simple compare section.
20981         (gimple_register_canonical_type): Query the cache again after
20982         registering.
20983
20984 2011-05-12  Richard Guenther  <rguenther@suse.de>
20985
20986         PR tree-optimization/48172
20987         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
20988         the number of iterations from the segment size calculation.
20989         (vect_create_cond_for_alias_checks): Adjust.
20990
20991 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
20992
20993         PR debug/48967
20994         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
20995         if validate_subreg fails.
20996
20997 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
20998
20999         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
21000         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
21001         early.
21002
21003 2011-05-12  DJ Delorie  <dj@redhat.com>
21004
21005         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
21006         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
21007         created builtin into rx_builtins array.
21008         (rx_builtin_decl): New function.
21009         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
21010
21011 2011-05-12  DJ Delorie  <dj@redhat.com>
21012             Nick Clifton  <nickc@redhat.com>
21013
21014         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
21015         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
21016         (rx_is_legitimate_address): Add pre-decrement and post-increment
21017         addressing in HImode and QImode.  Fix test for out of range
21018         REG+INT addressing.
21019         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
21020         (rx_align_for_label): Test label before extracting its usage count.
21021         (rx_adjust_insn_lengths): Fix selection of insn codes.
21022         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
21023
21024 2011-05-11  Jason Merrill  <jason@redhat.com>
21025
21026         * tree.c (type_hash_canon): Use struct tree_type_non_common.
21027
21028 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21029
21030         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
21031         reindent the subsequent block.
21032
21033 2011-05-11  Satoru Takabayashi  <satorux@google.com>
21034             Paul Pluzhnikov  <ppluzhnikov@google.com>
21035
21036         * doc/install.texi (Configuration): Document --with-linker-hash-style.
21037         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
21038         * config.in: Add LINKER_HASH_STYLE.
21039         * configure.ac: Add --with-linker-hash-style.
21040         * configure: Regenerate.
21041
21042 2011-05-11  Richard Guenther  <rguenther@suse.de>
21043
21044         PR middle-end/48964
21045         * gimple.c (iterative_hash_canonical_type): Fix typo.
21046
21047 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
21048
21049         * config/i386/i386.c (legitimize_tls_address)
21050         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21051         expanders directly for TARGET_GNU2_TLS.  Determine pic and
21052         __tls_get_addr symbol reference here.  Update call to
21053         gen_tls_global_dynamic_{32,64} for added arguments.
21054         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21055         expanders directly for TARGET_GNU2_TLS.  Determine
21056         __tls_get_addr symbol reference here.  Update call to
21057         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
21058         unique UNSPEC REG_EQUIV to libcall block.
21059         (ix86_tls_get_addr): Declare static.
21060         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
21061         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
21062         Do not determine pic and __tls_get_addr symbol reference here. Do not
21063         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
21064         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
21065         (tls_global_dynamic_64): Add operand 2.  Do not determine
21066         __tls_get_addr symbol reference here.  Do not call
21067         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
21068         (tls_local_dynamic_base64): Ditto for operand 1.
21069
21070 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21071
21072         * function.c (expand_function_start): Initialize stack_check_probe_note
21073         only if the generic stack checking mechanism is used.
21074
21075 2011-05-11  Richard Guenther  <rguenther@suse.de>
21076
21077         PR tree-optimization/15256
21078         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
21079         (A & B) | C, combine (A op CST1) op CST2.
21080         (tree_ssa_forward_propagate_single_use_vars): Only bother to
21081         visit assigns that have uses.
21082
21083 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
21084
21085         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
21086         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
21087         (unpack_ts_type_common_value_fields): ...this.  Update comment.
21088         (unpack_value_fields): Adjust for renaming.
21089         (lto_input_ts_type_tree_pointers): Split into...
21090         (lto_input_ts_type_common_tree_pointer): ...this and...
21091         (lto_input_ts_type_non_common_tree_pointers): ...this.
21092         (lto_input_tree_pointers): Adjust for above split.
21093         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
21094         (pack_ts_type_common_value_fields): ...this.  Update comment.
21095         (lto_output_ts_type_tree_pointers): Split into...
21096         (lto_output_ts_type_common_tree_pointers): ...this and...
21097         (lto_output_ts_type_non_common_tree_pointers): ...this.
21098         (lto_output_tree_pointers): Adjust for above split.
21099         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
21100         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
21101         * stor-layout.c (vector_type_mode): Adjust location of mode field.
21102         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
21103         Define.
21104         (struct tree_type): Split into...
21105         (struct tree_type_common: ...this and...
21106         (struct tree_type_with_lang_specific): ...this and...
21107         (struct tree_type_non_common): ...this.  Adjust accessor macros
21108         accordingly.
21109         (TYPE_VALUES_RAW): Define.
21110         (union tree_node): Update for above changes.
21111         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
21112         TS_TYPE_NON_COMMON.
21113         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
21114         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
21115         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
21116         * treestructu.def (TS_TYPE): Remove.
21117         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
21118         Define.
21119
21120 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
21121
21122         PR debug/48159
21123         * tree-ssa.c (reset_debug_uses): New function.
21124         * tree-flow.h (reset_debug_uses): New prototype.
21125         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
21126         * tree-loop-distribution.c (generate_loops_for_partition): Call
21127         reset_debug_uses on the stmts that will be removed.  Keep around
21128         all debug stmts, don't count them as bits in partition bitmap.
21129         (generate_builtin): Don't count debug stmts or labels as bits in
21130         partition bitmap.
21131
21132 2011-05-11  Richard Guenther  <rguenther@suse.de>
21133
21134         * gimple.c (gimple_type_hash_1): Merge with ...
21135         (gimple_type_hash): ... this.
21136         (gtc_visit): Remove mode parameter and simplify accordingly.
21137         (gimple_types_compatible_p_1): Likewise.
21138         (gimple_types_compatible_p): Likewise.
21139         (iterative_hash_gimple_type): Likewise.
21140         (visit): Likewise.
21141         (gimple_type_eq): Adjust.
21142
21143 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21144
21145         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
21146         enters the branch create an anti edge in the opposite direction
21147         to prevent the creation of reg-moves.
21148         * modulo-sched.c: Adjust comment to reflect the fact we are
21149         scheduling closing branch.
21150         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
21151         (stage_count): New field in struct partial_schedule.
21152         (calculate_stage_count): New function.
21153         (normalize_sched_times): Rename to reset_sched_times and handle
21154         incrementing the sched time of the nodes by a constant value
21155         passed as parameter.
21156         (duplicate_insns_of_cycles): Skip closing branch.
21157         (sms_schedule_by_order): Schedule closing branch.
21158         (ps_insn_find_column): Handle closing branch.
21159         (sms_schedule): Call reset_sched_times and adjust the code to
21160         support scheduling of the closing branch.
21161         (ps_insert_empty_row): Update calls to normalize_sched_times
21162         and rotate_partial_schedule functions.
21163
21164 2011-05-11  Richard Guenther  <rguenther@suse.de>
21165
21166         PR middle-end/48953
21167         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
21168
21169 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
21170
21171         * opts.c (finish_options): Move warning settings from process_options.
21172         * toplev.c (process_options): Move warning settings to finish_options.
21173
21174 2011-05-11  Richard Guenther  <rguenther@suse.de>
21175
21176         PR tree-optimization/18041
21177         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
21178         (simplify_bitwise_binary): ... this.  Handle operand conversions
21179         by applying them to the result instead.
21180         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
21181
21182 2011-05-11  Richard Guenther  <rguenther@suse.de>
21183
21184         * gimple.c (gimple_canonical_types_compatible_p): Split out
21185         from gimple_types_compatible_p and friends.  Do not recurse
21186         to pointed-to types.
21187         (gimple_canonical_type_eq): Use it.
21188         (iterative_hash_canonical_type): Split out from
21189         iterative_hash_gimple_type and friends.  Do not recurse
21190         to pointed-to types.
21191         (gimple_canonical_type_hash): Use it, allocate the hash here.
21192
21193 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21194
21195         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
21196         recognizing doloop.
21197
21198 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21199
21200         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
21201         instead of PREV_INSN.
21202
21203 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21204
21205         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
21206         * loop-doloop.c (doloop_condition_get): Likewise.
21207         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
21208         (doloop_end): New.
21209         * config/arm/arm.md (*addsi3_compare0): Remove "*".
21210
21211 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
21212
21213         * tree.def (CASE_LABEL_EXPR): Add an operand.
21214         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
21215
21216 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21217
21218         * c-decl.c (c_override_global_bindings_to_false): Remove.
21219         (global_bindings_p): Don't check
21220         c_override_global_bindings_to_false.
21221         * c-tree.h (c_override_global_bindings_to_false): Remove.
21222         * c-typeck.c (composite_type): Don't set
21223         c_override_global_bindings_to_false.
21224
21225 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
21226
21227         PR target/48857, 48495
21228         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
21229         (VSX_MODE): Ditto.
21230         (VSX_MOVE_MODE): Ditto.
21231         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
21232         VSX vector types.  Add V2DImode.
21233         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
21234         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
21235         (MODES_TIEABLE_P): Ditto.
21236
21237         * config/rs6000/rs6000.c (rs6000_emit_move): Use
21238         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
21239         VSX_VECTOR_MODE.
21240         (init_cumulative_args): Ditto.
21241         (rs6000_function_arg_boundary): Ditto.
21242         (rs6000_function_arg_advance_1): Ditto.
21243         (rs6000_function_arg): Ditto.
21244         (rs6000_function_ok_for_sibcall): Ditto.
21245         (emit_frame_save): Ditto.
21246         (rs6000_function_value): Ditto.
21247         (rs6000_libcall_value): Ditto.
21248
21249 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21250
21251         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
21252         i386/darwin-lib.h to $libgcc_tm_file.
21253         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
21254
21255 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21256
21257         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
21258
21259 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21260
21261         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
21262         * config/rs6000/rs6000-tables.opt: New file (generated).
21263         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
21264         rs6000/rs6000-tables.opt to extra_options.
21265         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
21266         * config/rs6000/rs6000.c (rs6000_select): Remove.
21267         (processor_target_table): Move contents to rs6000-cpus.def.
21268         (darwin_rs6000_override_options): Check
21269         global_options_set.x_rs6000_cpu_index instead of
21270         rs6000_select[1].string.
21271         (rs6000_option_override_internal): Likewise.
21272         (rs6000_handle_option): Don't assert that global structures are in
21273         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
21274         (rs6000_default_cpu): New variable.
21275         (rs6000_file_start): Set it instead of local default_cpu.  Check
21276         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
21277         global_options_set.x_rs6000_tune_index instead of rs6000_select.
21278         (rs6000_darwin_file_start): Check rs6000_default_cpu and
21279         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
21280         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
21281         rs6000_select): Remove.
21282         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
21283         Remove.
21284         (mcpu=, mtune=): Use Var, Init, Enum and Save.
21285         * config/rs6000/t-rs6000
21286         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
21287         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21288         global_options_set.x_rs6000_cpu_index instead of
21289         rs6000_select[1].string.
21290         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21291         global_options_set.x_rs6000_cpu_index instead of
21292         rs6000_select[1].string.
21293
21294 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21295
21296         * config.gcc (libgcc_tm_file): Define instead of including files
21297         from ../../libgcc/config/ in tm_file.
21298         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
21299         * configure: Regenerate.
21300         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
21301         libgcc_tm.h, cs-libgcc_tm.h): New.
21302         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
21303         (clean): Remove libgcc_tm.h.
21304         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
21305         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
21306         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
21307
21308 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
21309
21310         PR target/48896
21311         * config/avr/avr.c (avr_ret_register): Return unsigned int
21312         instead of int.
21313         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
21314         it to avr_libcall_value.
21315         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
21316         expand_expr.
21317         (avr_expand_binop_builtin): Ditto.
21318         (avr_expand_unop_builtin): Ditto.
21319
21320 2011-05-10  DJ Delorie  <dj@redhat.com>
21321
21322         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
21323         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
21324         * config/rx/rx.c (rx_align_for_label): Add label and
21325         uses_threshold parameters.  Do not align when the label is not
21326         used enough.
21327         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
21328
21329 2011-05-10  Richard Guenther  <rguenther@suse.de>
21330
21331         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
21332         a series of conversions and apply foldings similar to what
21333         fold-const does.
21334         (tree_ssa_forward_propagate_single_use_vars): Call it.
21335
21336 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
21337
21338         PR tree-optimization/48611
21339         PR tree-optimization/48794
21340         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
21341         referenced from RESX or EH_DISPATCH arguments.
21342
21343         PR debug/48928
21344         * dfp.c (decimal_to_decnumber): Handle conversion from
21345         dconst{1,2,m1,half}.
21346
21347 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21348
21349         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
21350         for !flag_prefer_avx128.
21351         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
21352
21353 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21354
21355         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
21356         (fold_ternary_loc): Use expr_location_or.
21357
21358 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
21359
21360         PR debug/48853
21361         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
21362         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
21363         Pmode and mem_mode is not VOIDmode.
21364
21365 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
21366
21367         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
21368         TYPE_QUAL_RESTRICT): Convert to enum.
21369
21370 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21371
21372         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
21373         (const_pow2_1_to_8_operand): Ditto.
21374         (const_pow2_1_to_128_operand): Ditto.
21375         (const_pow2_1_to_32768_operand): Ditto.
21376         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
21377         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
21378         in insn constraint to check integer value of operand 3.
21379         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
21380
21381         (PINSR_MODE): New mode iterator.
21382         (sse2p4_1): New mode attribute.
21383         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
21384         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
21385         iterator.  Use const_int_operand instead of
21386         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
21387         exact_log2 in insn constraint to check integer value of operand 3.
21388
21389 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21390
21391         * config/i386/sse.md (blendbits): Remove mode attribute.
21392         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
21393         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
21394         Check integer value of operand 3 in insn constraint.
21395
21396 2011-05-09  Richard Guenther  <rguenther@suse.de>
21397
21398         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
21399         for diagnostics.
21400         (lto_symtab_merge): Likewise.  Do not register types here.
21401         (lto_symtab_merge_decls_2): Likewise.
21402         (lto_symtab_merge_decls_1): Likewise.
21403         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
21404         * gimple.c (enum gtc_mode): Declare.
21405         (gimple_types_compatible_p): Make static.
21406
21407 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21408
21409         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
21410         temporary register to match Pmode.
21411
21412 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21413
21414         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
21415         and *vec_concatv4si_1_avx.
21416
21417 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21418
21419         PR rtl-optimization/48927
21420         * ira-conflicts.c (commutative_constraint_p): Use
21421         recog_data.alternative_enabled_p to disable alternatives where
21422         "enabled" attribute is false.
21423         (get_dup_num): Ditto.
21424         * ira-lives.c (single_reg_class): Ditto.
21425         (ira_implicitly_set_insn_hard_regs): Ditto.
21426
21427 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21428
21429         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
21430         (dataflow_set_preserve_mem_locs): Likewise.
21431
21432 2011-05-09  Philipp Thomas  <pth@suse.de>
21433
21434         * config/mep/mep.c (mep_validate_vliw): Syntax description
21435         should not be translated.
21436
21437 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
21438
21439         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
21440         * config/mips/mips-tables.opt: New file (generated).
21441         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
21442         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
21443         MIPS_ARCH_OPTION_NATIVE): Define.
21444         * config/mips/mips.c (mips_cpu_info_table): Move contents to
21445         mips-cpus.def.
21446         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
21447         mips_parse_cpu): Remove.
21448         (mips_cpu_info_from_opt, mips_default_arch): New.
21449         (mips_handle_option): Don't assert that global structures are in
21450         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
21451         (mips_option_override): Use new variables and functions to set
21452         state of these options.  Use strcmp to check for individual CPU names.
21453         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
21454         definition.
21455         * config/mips/mips.opt (march=): Use ToLower and Enum.
21456         (mips): Use ToLower, Enum and Var.
21457         (mtune=): Use ToLower and Enum.
21458         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
21459
21460 2011-05-08  Jan Hubicka  <jh@suse.cz>
21461
21462         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
21463         Arrange type pairs to be UID ordered.
21464         (gimple_lookup_type_leader): Make inline.
21465
21466 2011-05-09  Nick Clifton  <nickc@redhat.com>
21467
21468         PR target/48899
21469         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
21470         PROCESSOR_DEFAULT.
21471
21472         PR target/48897
21473         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
21474         variable 's'.
21475
21476 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
21477
21478         * combine.c (simplify_comparison): Abstract out parts into...
21479         (simplify_compare_const): ... new function.
21480         (try_combine): Generalize parallel arithmetic/compare combining
21481         to call simplify_compare_const() and CANONICALIZE_COMPARE().
21482
21483 2011-05-08  Jan Hubicka  <jh@suse.cz>
21484
21485         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
21486         (cgraph_create_virtual_clone): Call hooks once virtual clone
21487         is finished.
21488         * cgraph.h (cgraph_clone_node): Update prototype.
21489         * ipa-cp.c (ipcp_estimate_growth): Use
21490         estimate_ipcp_clone_size_and_time.
21491         * ipa-inline-transform.c (clone_inlined_nodes): Update.
21492         * lto-cgraph.c (input_node): Update.
21493         * ipa-inline.c (recursive_inlining): Update.
21494         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
21495         (evaluate_conditions_for_known_args): Break out from ...
21496         (evaluate_conditions_for_edge): ... here.
21497         (evaluate_conditions_for_ipcp_clone): New function.
21498         (inline_node_duplication_hook): Update clone summary based
21499         on parameter map.
21500         (estimate_callee_size_and_time): Rename to ...
21501         (estimate_node_size_and_time): take NODE instead of EDGE;
21502         take POSSIBLE_TRUTHS as argument.
21503         (estimate_callee_size_and_time): Update.
21504         (estimate_ipcp_clone_size_and_time): New function.
21505         (do_estimate_edge_time): Update.
21506
21507 2011-05-08  Richard Guenther  <rguenther@suse.de>
21508
21509         PR middle-end/48908
21510         PR middle-end/48905
21511         * expmed.c (expand_shift_1): Compute adjusted constant shift
21512         amount manually.
21513
21514 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21515
21516         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
21517
21518 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21519
21520         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
21521
21522 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
21523
21524         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
21525
21526 2011-05-07  Jan Hubicka  <jh@suse.cz>
21527
21528         * ipa-inline-transform.c (inline_call): Account when program size
21529         decreases.
21530         * ipa-inline.c (relative_time_benefit): New function.
21531         (edge_badness): Reorganize to be power 2 based; fix thinko when
21532         computing badness for negative growth; update comments to match
21533         reality; better dumps.
21534
21535 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
21536
21537         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
21538         type to bool and adjust comment.
21539         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
21540         (fold_mathfn_compare): Remove calls to global_bindings_p.
21541         (fold_inf_compare): Likewise.
21542         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
21543         * c-tree.h (global_bindings_p): Adjust prototype.
21544         * c-decl.c (global_bindings_p): Return bool and simplify.
21545
21546 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
21547
21548         PR tree-optimization/48837
21549         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
21550         when accumulator transformation is performed.
21551
21552 2011-05-06  Jan Hubicka  <jh@suse.cz>
21553
21554         * i386.h (ix86_tune_indices): Add
21555         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
21556         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
21557         * i386.c (initial_ix86_tune_features): Add
21558         X86_SOFTARE_PREFETCHING_BENEFICIAL.
21559         (software_prefetching_beneficial_p): Remove predicate.
21560         (ix86_option_override_internal): Use new macro.
21561
21562 2011-05-06  Jan Hubicka  <jh@suse.cz>
21563
21564         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
21565
21566 2011-05-06  Jan Hubicka  <jh@suse.cz>
21567
21568         * cgraph.c (cgraph_add_thunk): Create real function node instead
21569         of alias node; finalize it and mark needed/reachale; arrange visibility
21570         to be right and add it into the corresponding same comdat group list.
21571         (dump_cgraph_node): Dump thunks.
21572         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
21573         cgraph_function_with_gimple_body_p,
21574         cgraph_first_function_with_gimple_body,
21575         cgraph_next_function_with_gimple_body): New functions.
21576         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
21577         New macros.
21578         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
21579         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21580         * cgraphunit.c (cgraph_finalize_function): Only look into possible
21581         devirtualization when optimizing.
21582         (verify_cgraph_node): Verify thunks.
21583         (cgraph_analyze_function): Analyze thunks.
21584         (cgraph_mark_functions_to_output): Output thunks only in combination
21585         with function they are assigned to.
21586         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
21587         alias into normal node.
21588         (assemble_thunks): New functoin.
21589         (cgraph_expand_function): Use it.
21590         * lto-cgraph.c (lto_output_node): Stream thunks.
21591         (input_overwrite_node): Stream in thunks.
21592         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
21593         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
21594         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
21595         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
21596         (inline_analyze_function): Do not care about thunk jump functions.
21597         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
21598         * ipa-prop.c (ipa_prop_write_jump_functions): Use
21599         cgraph_function_with_gimple_body_p.
21600         * passes.c (do_per_function_toporder): Use
21601         cgraph_function_with_gimple_body_p.
21602         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21603         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
21604         (function_called_by_processed_nodes_p): Likewise.
21605
21606 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21607
21608         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
21609         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
21610         entries.
21611         (mabi=): Replace with separate entries for mabi=altivec,
21612         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
21613         mabi=ieeelongdouble and mabi=ibmlongdouble.
21614         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
21615         check for -mabi=spe without SPE ABI support here.
21616         (rs6000_handle_option): Replace OPT_mabi_ handling with
21617         OPT_mabi_altivec and OPT_mabi_spe handling.
21618
21619 2011-05-06  Cary Coutant  <ccoutant@google.com>
21620
21621         * dwarf2out.c (contains_subprogram_definition): New function.
21622         (should_move_die_to_comdat): Call it.
21623
21624 2011-05-06  Jeff Law  <law@redhat.com>
21625
21626         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
21627         remove_ctrl_stmt_and_useless_edges.
21628         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
21629         (fixup_template_block, thread_single_edge): Likewise.
21630         (mark_threaded_blocks): Use THREAD_TARGET.
21631
21632 2011-05-06  Alan Modra  <amodra@gmail.com>
21633
21634         PR target/48900
21635         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
21636         const0_rtx as the arg to the dummy __tls_get_addr libcall.
21637
21638 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21639
21640         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
21641         constraint modifier to "r".
21642
21643 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21644
21645         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
21646         fall through for OPT_mcmodel_.
21647
21648 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21649
21650         * config/s390/s390.c (s390_asm_trampoline_template): Comment
21651         instruction sizes.
21652         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
21653
21654 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
21655
21656         PR target/47930
21657         * config/arm/arm.opt (marm): Document it.
21658         (mthumb): Reject negative variant.
21659
21660 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21661
21662         PR target/48898
21663         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
21664         Fix typo in "ccvt" variable name.
21665
21666 2011-05-06  Tristan Gingold  <gingold@adacore.com>
21667
21668         PR target/48895
21669         * config/vms/vms-ar.c (main): Remove cwd variable.
21670
21671 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
21672
21673         PR debug/48902
21674         * var-tracking.c (prepare_call_arguments): Move else before #endif.
21675
21676 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
21677
21678         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
21679         * gimplify.c (gimplify_switch_expr): Likewise.
21680         * omp-low.c (expand_omp_sections): Likewise.
21681         * tree-eh.c (lower_try_finally_switch): Likewise.
21682         (lower_eh_dispatch): Likewise.
21683         * tree.h (build_case_label): Declare.
21684         * tree.c (build_case_label): Define.
21685
21686 2011-05-05  Jason Merrill  <jason@redhat.com>
21687
21688         PR c++/40975
21689         * tree-inline.c (copy_tree_r): Use copy_statement_list.
21690         (copy_statement_list): Don't recurse.
21691         * stor-layout.c (copy_self_referential_tree_r): Don't allow
21692         STATEMENT_LIST.
21693
21694 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
21695
21696         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
21697         through from -mfpu= handling.
21698         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
21699
21700 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
21701
21702         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
21703         POST_MODIFY.
21704
21705 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
21706
21707         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
21708         for 11.31.
21709         (hppa[12]*-*-hpux11*): Ditto.
21710         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
21711         * config/ia64/hpux-unix2003.h: New.
21712         * config/pa/pa-hpux1131.opt: New.
21713         * config/pa/pa-hpux1131.h: New.
21714         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
21715         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
21716         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
21717
21718 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
21719
21720         PR debug/48853
21721         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
21722         instead of mode as 3rd argument to recursive call.
21723         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
21724         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
21725         VOIDmode.
21726         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
21727         don't give up if mode is Pmode and mem_mode is not VOIDmode.
21728         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
21729         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
21730
21731 2011-05-05  Julian Brown  <julian@codesourcery.com>
21732
21733         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
21734         parenthesis in D-register case.
21735
21736 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
21737
21738         * opt-functions.awk (var_type_struct): Handle Enum options.
21739         * optc-gen.awk: Don't check range of variables of character type.
21740         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
21741         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
21742         rs6000_sdata_name, rs6000_explicit_options): Remove.
21743         (rs6000_option_override_internal): Check for -malign-power here.
21744         Use global_options_set instead of rs6000_explicit_options.
21745         (rs6000_parse_fpu_option): Remove.
21746         (rs6000_handle_option): Access variables via opts and opts_set
21747         pointers.  Use error_at and warning_at.  Add fall-through
21748         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
21749         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
21750         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
21751         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
21752         here.  Don't use rs6000_parse_fpu_option.
21753         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
21754         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
21755         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
21756         (mrecip=): Use Var.
21757         (mspe): Use Var and Save.
21758         (mtraceback=): Use Enum and Var.
21759         (rs6000_traceback_type): New Enum and EnumValue entries.
21760         (mfloat-gprs=): Use Enum, Var and Save.
21761         (rs6000_float_gprs): New Enum and EnumValue entries.
21762         (mlong-double-): use Var and Save.
21763         (msched-costly-dep=, minsert-sched-nops=): Use Var.
21764         (malign-): Use Enum and Var.
21765         (rs6000_alignment_flags): New Enum and EnumValue entries.
21766         (mfpu=): Use Enum.
21767         (fpu_type_t): New Enum and EnumValue entries.
21768         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
21769         global_options_set instead of rs6000_explicit_options.
21770         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
21771         global_options_set instead of rs6000_explicit_options.
21772         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
21773         global_options_set instead of rs6000_explicit_options.
21774         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
21775         global_options_set instead of rs6000_explicit_options.
21776         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
21777         global_options_set instead of rs6000_explicit_options.
21778         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
21779         global_options_set instead of rs6000_explicit_options.
21780         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
21781         definition.
21782         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
21783         global_options_set instead of rs6000_explicit_options.
21784         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
21785         (rs6000_cmodel): New Enum and EnumValue entries.
21786         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
21787         global_options_set instead of rs6000_explicit_options.
21788         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
21789         (mtls-size=): Use Enum and Var.
21790         (rs6000_tls_size): New Enum and EnumValue entries.
21791
21792 2011-05-05  Michael Matz  <matz@suse.de>
21793
21794         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
21795         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
21796         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
21797         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
21798         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
21799         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
21800         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
21801         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
21802         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
21803         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
21804         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
21805         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
21806         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
21807         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
21808         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
21809         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
21810
21811 2011-05-05  Richard Guenther  <rguenther@suse.de>
21812
21813         * expmed.c (expand_variable_shift): Rename to ...
21814         (expand_shift_1): ... this.  Take an expanded shift amount.
21815         For rotates recurse directly not building trees for the shift amount.
21816         (expand_variable_shift): Wrap around expand_shift_1.
21817         (expand_shift): Adjust.
21818
21819 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
21820
21821         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
21822
21823 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
21824
21825         * tree.h (get_pending_sizes): Remove prototype.
21826         (put_pending_size): Likewise.
21827         (put_pending_sizes): Likewise.
21828         * stor-layout.c (pending_sizes): Delete.
21829         (get_pending_sizes): Likewise.
21830         (put_pending_size): Likewise.
21831         (put_pending_sizes): Likewise.
21832         (variable_size): Do not call put_pending_size and tidy up.
21833         * function.h (struct function): Remove dont_save_pending_sizes_p.
21834         * lto-streamer-in.c (input_function): Do not stream it.
21835         * lto-streamer-out.c (output_function): Likewise.
21836         * tree-inline.c (initialize_cfun): Do not copy it.
21837         * c-decl.c (store_parm_decls): Do not set it.
21838         * omp-low.c (create_task_copyfn): Likewise.
21839         * tree-optimize.c (tree_rest_of_compilation): Likewise.
21840
21841 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
21842
21843         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
21844         conditions.
21845         (*movdf_internal): Ditto.
21846         (*movdf_internal_nointeger): Ditto.
21847         (*movsf_internal): Ditto.
21848
21849 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
21850
21851         * c-decl.c (finish_decl): Don't call get_pending_sizes.
21852         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
21853         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
21854         (c_variable_size): Remove.
21855         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
21856         call put_pending_sizes.
21857         (get_parm_info): Add parameter expr.  Use it to set
21858         arg_info->pending_sizes.
21859         (store_parm_decls): Use arg_info->pending_sizes instead or calling
21860         get_pending_sizes.
21861         * c-parser.c (c_parser_parms_declarator): Update call to
21862         c_parser_parms_list_declarator.
21863         (c_parser_parms_list_declarator): Take parameter expr.  Update
21864         call to push_parm_decl.  Update recursive call.  Don't call
21865         get_pending_sizes.  Update calls to get_parm_info.
21866         (c_parser_objc_method_definition): Update calls to
21867         c_parser_objc_method_decl and objc_start_method_definition.
21868         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
21869         (c_parser_objc_method_decl): Add parameter expr.  Update call to
21870         grokparm.
21871         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
21872         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
21873         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
21874
21875 2011-05-05  Michael Hope  <michael.hope@linaro.org>
21876
21877         PR pch/45979
21878         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
21879         __ARM_EABI__ hosts.
21880
21881 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
21882
21883         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
21884         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
21885         (spu_output_mi_thunk): New function.
21886
21887 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21888
21889         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
21890         targetm.asm_out.print_operand.
21891         * config/sol2.c: Include target.h.
21892
21893 2011-05-04  Jan Hubicka  <jh@suse.cz>
21894
21895         * ipa-inline.c (reset_edge_caches): New function.
21896         (update_caller_keys): Add check_inlinablity_for; do not
21897         reset edge caches; remove now unnecesary loop.
21898         (update_callee_keys): Add comments; reset node_growth_cache of callee.
21899         (update_all_callee_keys): Likewise.
21900         (inline_small_functions): Sanity check cache; update code
21901         recomputing it.
21902
21903 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
21904
21905         PR rtl-optimization/47612
21906         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
21907         as the last insn of the sequence to be moved.
21908
21909 2011-05-04  Tobias Burnus  <burnus@net-b.de>
21910
21911         PR fortran/48864
21912         * doc/invoke.texi (Ofast): Document that it
21913         enables Fortran's -fno-protect-parens.
21914
21915 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
21916
21917         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
21918
21919 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
21920
21921         * stor-layout.c (variable_size): Do not issue errors.
21922
21923 2011-05-04  Richard Guenther  <rguenther@suse.de>
21924
21925         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
21926         for array-ref indices.
21927         (tree_coverage_counter_addr): Likewise.
21928         (build_fn_info_type): Use size_int for index types.
21929         (build_gcov_info): Likewise.
21930
21931 2011-05-04  Richard Guenther  <rguenther@suse.de>
21932
21933         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
21934         to build_int_cst.
21935         * c-typeck.c (really_start_incremental_init): Use bitsize_int
21936         for constructor indices.
21937         (push_init_level): Likewise.
21938
21939 2011-05-04  Richard Guenther  <rguenther@suse.de>
21940
21941         * explow.c (promote_mode): Move variable declarations before code.
21942
21943 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
21944
21945         * tree.h (build_function_type_array): Declare.
21946         (build_varargs_function_type_array): Declare.
21947         (build_function_type_vec, build_varargs_function_type_vec): Define.
21948         * tree.c (build_function_type_array_1): New function.
21949         (build_function_type_array): New function.
21950         (build_varargs_function_type_array): New function.
21951
21952 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
21953
21954         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
21955         before setting STMT_VINFO_TYPE.
21956
21957 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
21958
21959         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
21960         instead of spu_pass_by_reference.
21961
21962 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21963
21964         * calls.c (emit_library_call_value_1): Invoke
21965         promote_function_mode hook on libcall arguments.
21966         * explow.c (promote_function_mode, promote_mode): Handle TYPE
21967         argument being NULL.
21968         * targhooks.c (default_promote_function_mode): Lisewise.
21969         * config/s390/s390.c (s390_promote_function_mode): Likewise.
21970         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
21971
21972         * doc/tm.texi: Document that TYPE argument might be NULL.
21973
21974 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
21975
21976         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
21977
21978 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
21979
21980         From Bernd Schmidt
21981         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
21982
21983 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21984
21985         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
21986         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
21987         Move ...
21988         * mips-tfile.c: ... here.
21989         Don't include coretypes.h, tm.h, filenames.h.
21990         (saber_stop): Remove definition and all calls.
21991         [__SABER__]: Remove.
21992         (__LINE__): Remove default.
21993         (Size_t, Ptrdiff_t): Remove definitions.
21994         Replace by size_t, ptrdiff_t.
21995         [!MIPS_DEBUGGING_INFO]: Remove.
21996         (SHASH_SIZE, THASH_SIZE): Remove defaults.
21997         (progname): Add const.
21998         (STATIC): Remove.
21999         Replace all uses by static.
22000         (ALIGN_SYMTABLE_OFFSET): Remove default.
22001         * mips-tdump.c: Don't include coretypes.h, tm.h.
22002         Remove !MIPS_IS_STAB guard.
22003         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
22004         $(TM_H), filenames.h dependencies.
22005         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
22006
22007 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22008
22009         From Jie Zhang
22010         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
22011         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
22012
22013 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22014
22015         From Bernd Schmidt
22016         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
22017         account and save/restore RETS.
22018         (PROFILE_BEFORE_PROLOGUE): Define.
22019         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
22020         the push insn to use predecrement.
22021
22022 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22023
22024         From Jie Zhang
22025         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
22026
22027 2011-05-04  Nick Clifton  <nickc@redhat.com>
22028
22029         * config/mn10300/mn10300.c: Include cfgloop.h.
22030         (DUMP): New macro.
22031         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
22032         Lcc or a FLcc insn into the instruction stream.
22033         (mn10300_block_contains_call): New function.  Returns true if the
22034         given basic block contains a CALL insn.
22035         (mn10300_loop_contains_call_insn): New function.  Returns true if
22036         the given loop contains a CALL insn.
22037         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
22038         to use the SETLB and Lcc or FLcc insns.
22039         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
22040         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
22041         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
22042         disable the SETLB optimization.
22043         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
22044         __SETLB__ or __NO_SETLB__.
22045         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
22046         (movsf_internal): Handle MDR register.
22047         (cmpsi): Make visible.
22048         (setlb): New pattern.
22049         (Lcc): New pattern.
22050         (FLcc): New pattern.
22051
22052 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22053
22054         PR target/48860
22055         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
22056         for reg<->xmm moves.
22057         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
22058         (vec_concatv2di_rex64_sse): Ditto.
22059         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
22060         (*vec_extractv2di_1_rex64): Ditto.
22061
22062         Revert:
22063         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22064
22065         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22066         reg<->xmm moves.
22067         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
22068
22069 2011-05-04  Richard Guenther  <rguenther@suse.de>
22070
22071         * tree.h (int_const_binop): Remove notrunc argument.
22072         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
22073         create integer constants that are properly truncated.
22074         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
22075         (const_binop): Remove zero notrunc argument to int_const_binop.
22076         (size_binop_loc): Likewise.
22077         (fold_div_compare): Likewise.
22078         (maybe_canonicalize_comparison_1): Likewise.
22079         (fold_comparison): Likewise.
22080         (fold_binary_loc): Likewise.
22081         (multiple_of_p): Likewise.
22082         * expr.c (store_constructor): Likewise.
22083         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
22084         (maybe_fold_stmt_addition): Likewise.
22085         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
22086         * stor-layout.c (layout_type): Likewise.
22087         * tree-data-ref.c (tree_fold_divides_p): Likewise.
22088         * tree-sra.c (build_ref_for_offset): Likewise.
22089         (build_user_friendly_ref_for_offset): Likewise.
22090         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
22091         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
22092         * tree-ssa-loop-niter.c (inverse): Likewise.
22093         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
22094         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
22095         * tree-switch-conversion.c (check_range): Likewise.
22096         (build_constructors): Likewise.
22097         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
22098         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
22099         (extract_range_from_assert): Likewise.
22100         (vrp_int_const_binop): Likewise.
22101         (extract_range_from_binary_expr): Likewise.
22102         (extract_range_from_unary_expr): Likewise.
22103         (check_array_ref): Likewise.
22104         (find_case_label_range): Likewise.
22105         (simplify_div_or_mod_using_ranges): Likewise.
22106         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
22107         comparing case labels for merging.
22108
22109 2011-05-03  Mark Wielaard  <mjw@redhat.com>
22110
22111         * dwarf2out.c (debug_str_hash_forced): Removed.
22112         (gen_label_for_indirect_string): Removed.
22113         (get_debug_string_label): Removed.
22114         (AT_string_form): Generate label directly.
22115         (output_indirect_string): Test indirect_string_node for
22116         DW_FORM_strp instead of checking label and refcount.
22117         (prune_indirect_string): Removed.
22118         (prune_unused_types): Don't check debug_str_hash_forced or
22119         call prune_indirect_string.
22120
22121 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22122
22123         PR other/48093
22124         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
22125
22126 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22127
22128         PR debug/47994
22129         PR debug/47919
22130         * combine.c (try_combine): Skip debug insns at m_split tests.
22131
22132 2011-04-26  Mark Wielaard  <mjw@redhat.com>
22133
22134         PR42288
22135         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
22136         when info_section_emitted.
22137
22138 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
22139
22140         * config/mips/mips-opts.h: New.
22141         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
22142         to mips-opts.h.
22143         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
22144         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
22145         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
22146         via opts pointer.
22147         * config/mips/mips.h (enum mips_code_readable_setting): Move to
22148         mips-opts.h.
22149         (mips_abi, mips_code_readable): Don't declare.
22150         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
22151         (mabi=): Use Enum and Var.
22152         (mips_abi): New Enum and EnumValue entries.
22153         (mcode-readable=): Use Enum and Var.
22154         (mips_code_readable_setting): New Enum and EnumValue entries.
22155         (mr10k-cache-barrier=): Use Enum and Var.
22156         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
22157
22158 2011-05-03  Jan Hubicka  <jh@suse.cz>
22159
22160         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
22161         replace hash by pointer map.
22162         (cgraph_node_set_element_def, cgraph_node_set_element,
22163         const_cgraph_node_set_element, varpool_node_set_element_def,
22164         varpool_node_set_element, const_varpool_node_set_element): Remove.
22165         (free_cgraph_node_set, free_varpool_node_set): New function.
22166         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
22167         * tree-emutls.c: Free varpool node set.
22168         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
22169         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22170         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
22171         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22172         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
22173         Move here from ipa.c; implement using pointer_map
22174         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
22175         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22176         debug_cgraph_node_set, varpool_node_set_new,
22177         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22178         dump_varpool_node_set, debug_varpool_node_set):
22179         Move to ipa-uitls.c.
22180         * passes.c (ipa_write_summaries): Update.
22181
22182 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22183
22184         From Mike Frysinger:
22185         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
22186         bf542/bf544/bf547/bf548/bf549.
22187
22188 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22189
22190         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
22191
22192 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22193
22194         From Bernd Schmidt:
22195         * config/bfin/bfin.md (MOVCC): New mode_macro.
22196         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
22197         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
22198         comments from generated assembly.
22199
22200 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22201
22202         From Bernd Schmidt
22203         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
22204         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
22205         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
22206         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
22207         * config/bfin/lib1funcs.asm (___muldi3): New function.
22208
22209 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22210
22211         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
22212         build_function_type_list instead of build_function_type.
22213         Rearrange initialization of `args' to do so.
22214
22215 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22216
22217         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
22218         instead of build_function_type.
22219
22220 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22221
22222         * config/rs6000/rs6000.c (spe_init_builtins): Call
22223         build_function_type_list instead of build_function_type.
22224         (paired_init_builtins, altivec_init_builtins): Likewise.
22225         (builtin_function_type): Likewise.
22226
22227 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22228
22229         * config/sh/sh.c (sh_media_init_builtins): Call
22230         build_function_type_list instead of build_function_type.
22231
22232 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22233
22234         * config/sparc/sparc.c (sparc_file_end): Call
22235         build_function_type_list instead of build_function_type.
22236
22237 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22238
22239         * config/alpha/alpha.c (alpha_init_builtins): Call
22240         build_function_type_list instead of build_function_type.
22241
22242 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22243
22244         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
22245         build_function_type_list instead of build_function_type.
22246
22247 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22248
22249         * config/iq2000/i2000.c (iq2000_init_builtins): Call
22250         build_function_type_list instead of build_function_type.
22251         Delete `endlink' variable.
22252
22253 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22254
22255         * config/avr/avr.c (avr_init_builtins): Call
22256         build_function_type_list instead of build_function_type.
22257
22258 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22259
22260         * config/picochip/picochip.c (picochip_init_builtins): Call
22261         build_function_type_list instead of build_function_type.
22262         Delete `endlink' variable.
22263
22264 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22265
22266         * config/bfin/bfin.c (bfin_init_builtins): Call
22267         build_function_type_list instead of build_function_type.
22268
22269 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22270
22271         From Bernd Schmidt
22272         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
22273         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
22274
22275 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22276
22277         From Jie Zhang:
22278         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
22279         libbffastfp overrides libgcc when -mfast-fp.
22280
22281 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22282
22283         Originally from Bernd Schmidt
22284         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
22285         * config/bfin/bfin.c (override_options): Test it and error if
22286         TARGET_FDPIC.
22287
22288 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22289
22290         Originally From Bernd Schmidt
22291         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
22292         FD-PIC.
22293
22294 2011-05-03  Jeff Law  <law@redhat.com>
22295
22296         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
22297         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
22298         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
22299         than accessing AUX field directly.  Free the AUX field before
22300         clearing it.
22301         (thread_block, thread_through_loop_header): Likewise.
22302         (thread_single_edge, mark_threaded_blocks): Likewise.
22303         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
22304         (register_jump_thread): Do not attempt to thread to a NULL edge.
22305
22306 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22307
22308         * function.c (init_function_start): Call decide_function_section.
22309         * varasm.c (decide_function_section): New function.
22310         (assemble_start_function): When not using
22311         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
22312         or first_function_block_is_cold.
22313         * rtl.h (decide_function_section): Declare.
22314
22315 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22316             Jakub Jelinek  <jakub@redhat.com>
22317
22318         PR target/48774
22319         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
22320         only succeed if req_mode is the same as set_mode.
22321
22322 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22323
22324         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
22325         * genemit.c (gen_exp): Handle RETURN.
22326         * emit-rtl.c (verify_rtx_sharing): Likewise.
22327         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
22328         * rtl.c (copy_rtx): RETURN is shared.
22329         * rtl.h (enum global_rtl_index): Add GR_RETURN.
22330         (ret_rtx): New.
22331         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
22332         * config/s390/s390.c (s390_emit_epilogue): Likewise.
22333         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
22334         * config/cris/cris.c (cris_expand_return): Likewise.
22335         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
22336         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
22337         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
22338         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
22339         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
22340         Likewise.
22341         * config/v850/v850.c (expand_epilogue): Likewise.
22342         * config/bfin/bfin.c (bfin_expand_call): Likewise.
22343         * config/arm/arm.md (epilogue): Likewise.
22344         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
22345         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
22346         variable to ret_reg.
22347
22348 2011-05-03  Richard Guenther  <rguenther@suse.de>
22349
22350         PR lto/48846
22351         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
22352         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
22353         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
22354
22355 2011-05-03  Richard Guenther  <rguenther@suse.de>
22356
22357         * c-decl.c (grokdeclarator): Instead of looking at
22358         TREE_OVERFLOW check if the constant fits in the index type.
22359
22360 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22361
22362         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
22363         (vec_store_lanes<mode><mode>): Likewise.
22364
22365 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22366
22367         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
22368         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
22369         convert_optab_index values.
22370         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
22371         * genopinit.c (optabs): Initialize the new optabs.
22372         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
22373         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
22374         (expand_STORE_LANES): New functions.
22375         * tree.h (build_array_type_nelts): Declare.
22376         * tree.c (build_array_type_nelts): New function.
22377         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
22378         (vect_model_load_cost): Likewise.
22379         (vect_store_lanes_supported, vect_load_lanes_supported)
22380         (vect_record_strided_load_vectors): Declare.
22381         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
22382         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
22383         (vect_transform_strided_load): Split out statement recording into...
22384         (vect_record_strided_load_vectors): ...this new function.
22385         * tree-vect-stmts.c (create_vector_array, read_vector_array)
22386         (write_vector_array, create_array_ref): New functions.
22387         (vect_model_store_cost): Add store_lanes_p argument.
22388         (vect_model_load_cost): Add load_lanes_p argument.
22389         (vectorizable_store): Try to use store-lanes functions for
22390         interleaved stores.
22391         (vectorizable_load): Likewise load-lanes and loads.
22392         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
22393         to vect_model_store_cost.
22394         (vect_build_slp_tree): Likewise vect_model_load_cost.
22395
22396 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22397
22398         * hooks.h (hook_bool_mode_uhwi_false): Declare.
22399         * hooks.c (hook_bool_mode_uhwi_false): New function.
22400         * target.def (array_mode_supported_p): New hook.
22401         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
22402         * doc/tm.texi: Regenerate.
22403         * stor-layout.c (mode_for_array): New function.
22404         (layout_type): Use it.
22405         * config/arm/arm.c (arm_array_mode_supported_p): New function.
22406         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
22407
22408 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
22409
22410         PR target/48723
22411         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
22412         for -fstack-check if the size to allocate is negative.
22413
22414 2011-05-02  Lawrence Crowl  <crowl@google.com>
22415
22416         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
22417         (timevar_cond_start): New for starting a timer only when it is not
22418         already running.
22419         (timevar_cond_stop): New for stopping a timer when it was not already
22420         running.
22421
22422         * timevar.c (timevar_stop): Enable start/stop timers to start again.
22423         (timevar_cond_start): New as above.
22424         (timevar_cond_stop): New as above.
22425
22426         * timevar.def: Add start/stop timers for compiler phases,
22427         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
22428         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
22429         and TV_PHASE_FINALIZE.
22430         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
22431         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
22432         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
22433         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
22434         Make unused TV_OVERLOAD into a start/stop timer.
22435
22436         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
22437         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
22438         to indicate that they are start/stop timers.
22439
22440         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
22441         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
22442         Move initialization to do_compile.
22443         (do_compile): Add initialization from above.
22444         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
22445
22446         * c-decl.c (c_write_global_declarations): Add start/stop of
22447         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
22448
22449         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
22450         or TV_PARSE_INLINE, as appropriate.
22451         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
22452         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
22453
22454 2011-05-02  Jason Merrill  <jason@redhat.com>
22455
22456         PR c++/40975
22457         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
22458
22459 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
22460
22461         PR c/35445
22462         * c-decl.c (finish_decl): Only create a composite if the types are
22463         compatible.
22464
22465 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22466
22467         * config/fr30/fr30-protos.h (Mmode): Don't define.
22468         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
22469         definition where used.
22470         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
22471         define.  Expand definitions where used.
22472         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
22473         Expand definitions where used.
22474         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
22475         rx_function_arg, rx_function_arg_advance,
22476         rx_function_arg_boundary): Expand definitions of those macros.
22477         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
22478         definition where used.
22479
22480 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22481
22482         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22483         reg<->xmm moves.
22484         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
22485         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
22486         with *movv2sf_internal_rex64_avx.
22487         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
22488         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
22489         Use %v prefix in insn mnemonic to handle TARGET_AVX.
22490         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
22491         "vex" in "prefix" attribute calculation.
22492         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
22493
22494 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
22495
22496         PR target/47951
22497         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
22498         inputs match the output.
22499
22500 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
22501
22502         PR target/47955
22503         * config/m68k/m68k.c (m68k_expand_prologue): Set
22504         current_function_static_stack_size.
22505
22506 2011-05-02   Jan Hubicka  <jh@suse.cz>
22507
22508         * lto-streamer.c (lto_streamer_cache_insert_1,
22509         lto_streamer_cache_lookup, lto_streamer_cache_create,
22510         lto_streamer_cache_delete): Use pointer map instead of hashtable.
22511         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
22512
22513 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22514
22515         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
22516         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
22517         config/m68k/t-opts: New files.
22518         * config/m68k/m68k-tables.opt: New file (generated).
22519         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
22520         extra_options and m68k/t-opts to tmake_file.
22521         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
22522         (all_isas): Initialize using m68k-isas.def.
22523         (all_microarchs): Initialize using m68k-microarchs.def.
22524         (m68k_find_selection): Remove.
22525         (m68k_handle_option): Don't assert that global structures are in
22526         use.  Use error_at.  Access variables via opts pointer.  Don't
22527         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
22528         directly for -m68020-40 and -m68020-60.
22529         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
22530         m68k_tune_entry here.
22531         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
22532         to m68k-opts.h.
22533         (m68k_library_id_string): Remove declaration.
22534         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
22535         (m68k_library_id_string): New Variable.
22536         (march=, mcpu=, mtune=): Use Enum and Var.
22537
22538 2011-05-02  Richard Guenther  <rguenther@suse.de>
22539
22540         * varasm.c (output_constructor_regular_field): Compute zero-based
22541         index with double-ints.  Make sure to ICE instead of producing
22542         wrong code.
22543         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
22544         in asserts.  Properly use a signed type.
22545
22546 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22547
22548         * config/i386/sse.md (V): New mode iterator.
22549         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
22550         TARGET_SSE2.
22551         (V_256): Rename from AVX256MODE.
22552         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
22553         condition to all users.
22554         (VF1): Ditto.
22555         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
22556         condition to all users.
22557         (VF_128): Make V4SF mode unconditional.
22558         (VF_256): Rename from AVX256MODEF2P.
22559         (VI4F_128): Rename from SSEMODE4S.
22560         (VI8F_128): Rename from SSEMODE2D.
22561         (VI4F_256): Rename from AVX256MODE8P.
22562         (VI8F_256): Rename from AVX256MODE4P.
22563         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
22564         (ssescalarmodesuffix): Remove SF and DF modes.
22565         (SSEMODE124): Remove.
22566         (SSEMODE1248): Ditto.
22567         (SSEMODEF2P): Ditto.
22568         (AVXMODEF2P): Ditto.
22569         (AVXMODEFDP): Ditto.
22570         (AVXMODEFSP): Ditto.
22571         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
22572         unconditional.
22573         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
22574         unconditional.
22575         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
22576         xop_pcmov_<mode>256.  Use V mode iterator.
22577
22578         Adjust RTX patterns globally for renamed mode attributes.
22579
22580 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22581
22582         * haifa-sched.c (sched_emit_insn): Emit insn before first
22583         non-scheduled insn.  Inform back-end about new insn.  Add
22584         new insn to scheduled_insns list.
22585
22586 2011-05-02  Richard Guenther  <rguenther@suse.de>
22587
22588         PR tree-optimization/48822
22589         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
22590         (process_scc): Indicate which iteration we start.
22591
22592 2011-05-02  Jan Hubicka  <jh@suse.cz>
22593
22594         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
22595         (lto_section_overrun): New.
22596         * lto-section-out.c (append_block): Rename to ...
22597         (lto_append_block): ... this one; export.
22598         (lto_output_1_stream): Move lto lto-streamer.h
22599         (lto_output_data_stream): Update.
22600         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
22601         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
22602         functions.
22603
22604 2011-05-02  Richard Guenther  <rguenther@suse.de>
22605
22606         * tree.c (tree_code_counts): New global array.
22607         (record_node_allocation_statistics): Count individual tree codes.
22608         (dump_tree_statistics): Dump individual code stats.
22609
22610 2011-05-01  Jan Hubicka  <jh@suse.cz>
22611
22612         * ipa-inline.c (caller_growth_limits): Fix thinko when
22613         looking for largest stack frame.
22614         * ipa-inline.h (dump_inline_summary): Declare.
22615         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
22616         on stack usage.
22617         (dump_inline_summary): Export.
22618         (debug_inline_summary): Declare as DEBUG_FUNCTION.
22619
22620 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
22621
22622         * reginfo.c (memory_move_cost): Change rclass argument type form
22623         'enum reg_class' to reg_class_t.
22624         * reload.h (memory_move_cost): Update prototype.
22625         * postreload.c reload_cse_simplify_set): Change type dclass var to
22626         reg_class_t.
22627         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
22628         Update prototype.
22629         (ira_allocate_and_set_costs): Change aclass argument type form
22630         'enum reg_class' to reg_class_t.
22631         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
22632         Change aclass argument type to reg_class_t.
22633         (update_conflict_hard_reg_costs): Change type aclass and pref vars
22634         to reg_class_t.
22635         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
22636         memory_move_cost call.
22637
22638         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
22639         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
22640         Change type tmp var to reg_class_t.
22641
22642 2011-04-30  Jan Hubicka  <jh@suse.cz>
22643
22644         * ipa-inline.c (can_inline_edge_p): Disregard limits when
22645         inlining into function with flatten attribute.
22646         (want_inline_small_function_p): Be more realistic about inlining
22647         cold calls where callee size grows.
22648
22649 2011-04-30  Jan Hubicka  <jh@suse.cz>
22650
22651         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
22652         flags.
22653
22654 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
22655
22656         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
22657         PRINT_OPERAND_PUNCT_VALID_P): Remove.
22658         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
22659         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
22660         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
22661         (print_operand): Rename to...
22662         (sparc_print_operand): ...this. Make static. Adjust
22663         sparc_print_operand function call.
22664         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
22665         functions.
22666
22667 2011-04-30  Jan Hubicka  <jh@suse.cz>
22668
22669         PR middle-end/48752
22670         * ipa-inline.c (early_inliner): Disable when doing late
22671         addition of function.
22672
22673 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
22674
22675         * dwarf2out.c (get_address_mode): New inline.
22676         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
22677         if not dwarf_strict emit
22678         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
22679         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
22680         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
22681         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
22682         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
22683         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
22684         mem_loc_descriptor callers.
22685         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
22686         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
22687         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
22688         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
22689         (base_types): New variable.
22690         (get_base_type_offset, calc_base_type_die_sizes,
22691         base_type_for_mode, mark_base_types, base_type_cmp,
22692         move_marked_base_types): New functions.
22693         (calc_die_sizes): Assert that die_offset is 0 or equal to
22694         next_die_offset.
22695         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
22696         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
22697         callers.  If not dwarf_strict, call mem_loc_descriptor even for
22698         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
22699         (gen_subprogram_die): Don't give up on call site parameters
22700         with non-integral or large integral modes.  Adjust
22701         mem_loc_descriptor callers.
22702         (prune_unused_types): Call prune_unused_types_mark on base_types
22703         vector entries.
22704         (resolve_addr): Call mark_base_types.
22705         (dwarf2out_finish): Call move_marked_base_types.
22706
22707         PR tree-optimization/48809
22708         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
22709         type.
22710         (gen_inbound_check): Don't compute index_expr - range_min in utype
22711         again, instead reuse SSA_NAME initialized in build_arrays.
22712         Remove two useless gsi_for_stmt calls.
22713
22714 2011-04-29  Jeff Law  <law@redhat.com>
22715
22716         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
22717
22718 2011-04-29  Martin Jambor  <mjambor@suse.cz>
22719
22720         * cgraph.h (cgraph_postorder): Remove declaration.
22721         * ipa-utils.h (ipa_free_postorder_info): Declare.
22722         (ipa_reverse_postorder): Likewise.
22723         * cgraphunit.c: Include ipa-utils.h.
22724         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
22725         * ipa-inline.c: Include ipa-utils.h.
22726         (ipa_inline): Update call to ipa_reverse_postorder.
22727         * ipa-pure-const.c (propagate_pure_const): Update call to
22728         ipa_reduced_postorder and ipa_print_order.  Call
22729         ipa_free_postorder_info to clean up.
22730         (propagate_nothrow): Likewise.
22731         * ipa-reference.c (propagate): Removed a useless call to
22732         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
22733         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
22734         * ipa.c: Include ipa-utils.h.
22735         (ipa_profile): Update call to ipa_reverse_postorder.
22736         (cgraph_postorder): Moved to...
22737         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
22738         (ipa_utils_print_order): Renamed to ipa_print_order.
22739         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
22740         comments.
22741         (ipa_free_postorder_info): New function.
22742         * passes.c: Include ipa-utils.h.
22743         (do_per_function_toporder): Update call to ipa_reverse_postorder.
22744         (ipa_write_summaries): Likewise.
22745         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
22746         (cgraphunit.o): Likewise.
22747         (ipa.o): Likewise.
22748         (ipa-inline.o): Likewise.
22749
22750 2011-04-29  Jan Hubicka  <jh@suse.cz>
22751
22752         * ipa-inline.h (clause_t): Turn into unsigned int.
22753         * ipa-inline-analysis.c (add_clause): Do more simplification.
22754         (and_predicates): Shortcut more cases.
22755         (predicates_equal_p): Move forward; check that clauses are properly
22756         ordered.
22757         (or_predicates): Shortcut more cases.
22758         (edge_execution_predicate): Rewrite as...
22759         (set_cond_stmt_execution_predicate): ... this function; handle
22760         __builtin_constant_p.
22761         (set_switch_stmt_execution_predicate): New .
22762         (compute_bb_predicates): New.
22763         (will_be_nonconstant_predicate): Update TODO.
22764         (estimate_function_body_sizes): Use compute_bb_predicates
22765         and free them later, always try to estimate if stmt is constant.
22766         (estimate_time_after_inlining, estimate_size_after_inlining):
22767         Gracefully handle optimized out edges.
22768         (read_predicate): Fix off by one error.
22769
22770 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
22771
22772         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
22773
22774 2011-04-27  Xinliang David Li  <davidxl@google.com>
22775
22776         * tree-profile.c (init_ic_make_global_vars): Set
22777         tls attribute on ic vars.
22778         * coverage.c (coverage_end_function): Initialize
22779         function_list with zero.
22780
22781 2011-04-29  Richard Guenther  <rguenther@suse.de>
22782
22783         * builtins.c (fold_builtin_classify_type): Use integer_type_node
22784         for the type of the result.
22785         (fold_builtin_isascii): Likewise.
22786         (fold_builtin_toascii): Use integer_type_node where appropriate.
22787         (fold_builtin_logb): Likewise.
22788         (fold_builtin_frexp): Likewise.
22789         (fold_builtin_strstr): Likewise.
22790         (fold_builtin_strpbrk): Likewise.
22791         (fold_builtin_fputs): Likewise.
22792         (fold_builtin_sprintf): Likewise.
22793         (fold_builtin_snprintf): Likewise.
22794         (fold_builtin_printf): Likewise.
22795         (do_mpfr_remquo): Use a proper type for the assigned constant.
22796         (do_mpfr_lgamma_r): Likewise.
22797         * dwarf2out.c (resolve_one_addr): Use size_int.
22798         * except.c (init_eh): Likewise.
22799         (assign_filter_values): Use integer_type_node for filter values.
22800         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
22801         indices.
22802         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
22803         for EH region numbers.
22804         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
22805         for the shift amount.
22806
22807 2011-04-29  Richard Guenther  <rguenther@suse.de>
22808
22809         * expr.h (expand_shift): Rename to ...
22810         (expand_variable_shift): ... this.
22811         (expand_shift): Take a constant shift amount.
22812         * expmed.c (expand_shift): Rename to ...
22813         (expand_variable_shift): ... this.
22814         (expand_shift): New wrapper around expand_variable_shift.
22815         * expr.c (convert_move, emit_group_load_1, emit_group_store,
22816         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
22817         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
22818         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
22819         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
22820         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
22821         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
22822         emit_store_flag_1, emit_store_flag): Likewise.
22823         * builtins.c (expand_builtin_signbit): Likewise.
22824         * calls.c (load_register_parameters): Likewise.
22825         * function.c (assign_parm_setup_block): Likewise.
22826         * lower-subreg.c (resolve_shift_zext): Likewise.
22827         * optabs.c (widen_bswap, expand_abs_nojump,
22828         expand_one_cmpl_abs_nojump, expand_float): Likewise.
22829         * spu/spu.c (spu_expand_extv): Likewise.
22830         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
22831
22832 2011-04-29  Richard Guenther  <rguenther@suse.de>
22833
22834         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
22835         for the remapped region number.
22836         * predict.c (build_predict_expr): Use integer_type_node for the
22837         predict kind.
22838         * fold-const.c (fold_binary_loc): Use integer_type_node for
22839         the shift amount.  Use a proper type for the PLUS_EXPR operand.
22840
22841 2011-04-29  Michael Matz  <matz@suse.de>
22842
22843         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
22844         other trees that just builtins.
22845         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
22846
22847 2011-04-29  Richard Guenther  <rguenther@suse.de>
22848
22849         * tree-nested.c (get_trampoline_type): Use size_int.
22850         (get_nl_goto_field): Likewise.
22851         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
22852         for all indexes.
22853         (lower_eh_constructs_2): Likewise.
22854         (lower_resx): Likewise.
22855         (lower_eh_dispatch): Likewise.
22856         * tree-mudflap.c (mf_build_string): Use size_int.
22857         (mudflap_register_call): Use integer_type_node for the flag.
22858         (mudflap_enqueue_constant): Use size_int.
22859         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
22860         instead of rebuilding it.
22861
22862 2011-04-29  Richard Guenther  <rguenther@suse.de>
22863
22864         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
22865         Handle OBJ_TYPE_REF.
22866         (find_func_aliases_for_call): Use it more consistently.
22867
22868 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
22869
22870         * haifa-sched.c (last_nondebug_scheduled_insn): New.
22871         (rank_for_schedule): Use it.
22872         (schedule_block): Set it.
22873
22874 2011-04-28  David Li  <davidxl@google.com>
22875
22876         * tree.c (crc32_string): Use crc32_byte.
22877         (crc32_byte): New function.
22878         * tree.h (crc32_byte): New function.
22879         * gcov.c (read_graph_file): Handle new cfg_cksum.
22880         (read_count_file): Ditto.
22881         * profile.c (instrument_values): Ditto.
22882         (get_exec_counts): Ditto.
22883         (read_profile_edge_counts): Ditto.
22884         (compute_branch_probabilities): Ditto.
22885         (compute_value_histograms): Ditto.
22886         (branch_prob): Ditto.
22887         (end_branch_prob): Ditto.
22888         * coverage.c (read_counts_file): Ditto.
22889         (get_coverage_counts): Ditto.
22890         (tree_coverage_counter_addr): Ditto.
22891         (coverage_checksum_string): Ditto.
22892         (coverage_begin_output): Ditto.
22893         (coverage_end_function): Ditto.
22894         (build_fn_info_type): Ditto.
22895         (build_fn_info_value): Ditto.
22896         * libgcov.c (gcov_exit): Ditto.
22897         * gcov-dump.c (tag_function): Ditto.
22898         (compute_checksum): Remove.
22899
22900 2011-04-29  Alan Modra  <amodra@gmail.com>
22901
22902         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
22903         unspec plus offset.  Tidy macho code.
22904
22905 2011-04-29  Martin Jambor  <mjambor@suse.cz>
22906
22907         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
22908         node instead of a decl.  Update all callers.
22909         * cgraph.h: Update declaration.
22910
22911 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
22912
22913         PR tree-optimization/48765
22914         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
22915         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
22916         to indicate if loop aware SLP is being used.  Scan the statements
22917         and update the vectorization factor according to the type of
22918         vectorization before statement analysis.
22919         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
22920         pass it to vect_analyze_loop_operations.
22921         (vectorizable_reduction): Set number of copies to 1 in case of pure
22922         SLP statement.
22923         * tree-vect-stmts.c (vectorizable_conversion,
22924         vectorizable_assignment, vectorizable_shift,
22925         vectorizable_operation, vectorizable_type_demotion,
22926         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
22927         Likewise.
22928         (vectorizable_condition): Move the check that it is not SLP
22929         vectorization before the number of copies check.
22930         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
22931         to vectorize the loop using SLP.
22932
22933 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
22934
22935         PR middle-end/48597
22936         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
22937         inline asm.
22938
22939 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
22940
22941         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
22942         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
22943         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
22944         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
22945         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
22946         linux*.h headers.
22947         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
22948         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
22949         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
22950         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
22951         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
22952         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
22953         REG_NAME.
22954         * config/i386/linux.h (REG_NAME): Don't define.
22955         * config/i386/linux64.h (REG_NAME): Don't define.
22956         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
22957         Undefine before defining.
22958
22959 2011-04-28  Jan Hubicka  <jh@suse.cz>
22960
22961         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
22962         nonconstant_names array.
22963         (estimate_function_body_sizes): Build nonconstant_names array; handle
22964         BUILT_IN_CONSTANT_P.
22965
22966 2011-04-28  Richard Guenther  <rguenther@suse.de>
22967
22968         PR bootstrap/48804
22969         Revert
22970         2011-04-28  Richard Guenther  <rguenther@suse.de>
22971
22972         * tree-ssa-structalias.c (solve_constraints): Build succ graph
22973         as late as possible.
22974
22975 2011-04-28  Richard Guenther  <rguenther@suse.de>
22976
22977         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
22978         (debug_constraint): Do it here.
22979         (dump_constraints): And here.
22980         (rewrite_constraints): And here.
22981         (dump_constraint_edge): Remove.
22982         (dump_constraint_graph): Rewrite to produce DOT output.
22983         (solve_constraints): Build succ graph as late as possible.
22984         Dump constraint graphs before and after solving.
22985
22986 2011-04-28  Richard Guenther  <rguenther@suse.de>
22987
22988         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22989         New function split out from ...
22990         (find_func_aliases): ... here.  Call it.
22991         (find_func_aliases_for_call): Likewise.
22992
22993 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
22994
22995         * internal-fn.h (internal_fn_name_array): Declare.
22996         (internal_fn_flags_array): Likewise.
22997
22998 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
22999
23000         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
23001         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
23002         Move from sse.md.
23003         (ssemodefsuffix): Remove.
23004         (ssevecmodesuffix): New mode attribute.
23005         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
23006         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
23007         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
23008         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
23009         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
23010         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
23011         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
23012         ssemodesuffix mode attribute.
23013         (float splitters): Use ssevecmodesuffix mode attribute.
23014         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
23015         (sseinsmode): Rename from avxvecmode.
23016         (avxsizesuffix): Rename from avxmodesuffix.
23017         (sseintvecmode): Rename from avxpermvecmode.
23018         (ssedoublevecmode): Rename from ssedoublesizemode.
23019         (ssehalfvecmode): Rename from avxhalfvecmode.
23020         (ssescalarmode): Rename from avxscalarmode.
23021         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
23022         templates for ssemodesuffix mode attribute.
23023         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
23024         mode attribute.
23025
23026         Adjust RTX patterns globally for renamed mode attributes.
23027
23028 2011-04-27  Jan Hubcika  <jh@suse.cz>
23029
23030         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
23031         * ipa-inline-analysis.c: Include alloc-pool.h.
23032         (edge_predicate_pool): New.
23033         (trye_predicate_p): New function
23034         (false_predicate_p): New function.
23035         (add_clause): Sanity check that false clauses are "optimized";
23036         never add clauses to predicate that is already known to be false.
23037         (and_predicate): Use flase_predicate_p.
23038         (evaulate_predicate): Rename to ...
23039         (evaluate_predicate): ... this one; update all callers; assert
23040         that false is not listed among possible truths.
23041         (dump_predicate): Use true_predicate_p.
23042         (account_size_time): Use false_predicate_p.
23043         (evaulate_conditions_for_edge): Rename to ...
23044         (evaluate_conditions_for_edge) ... this one.
23045         (edge_set_predicate): New function.
23046         (inline_edge_duplication_hook): Duplicate edge predicates.
23047         (inline_edge_removal_hook): Free edge predicates.
23048         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
23049         (dump_inline_summary): Update.
23050         (estimate_function_body_sizes): Set edge predicates.
23051         (estimate_calls_size_and_time): Handle predicates.
23052         (estimate_callee_size_and_time): Update.
23053         (remap_predicate): Add toplev_predicate; update comment.
23054         (remap_edge_predicates): New function.
23055         (inline_merge_summary): Compute toplev predicate; update.
23056         (read_predicate): New function.
23057         (read_inline_edge_summary): Use it.
23058         (inline_read_section): Likewise.
23059         (write_predicate): New function.
23060         (write_inline_edge_summary): Use it.
23061         (inline_write_summary): Likewise.
23062         (inline_free_summary): Free alloc pool and edge summary vec.
23063
23064 2011-04-27  Richard Guenther  <rguenther@suse.de>
23065
23066         * tree-ssa-structalias.c (changed_count): Remove.
23067         (changed): Use a bitmap.
23068         (unify_nodes): Adjust.
23069         (do_sd_constraint): Likewise.
23070         (do_ds_constraint): Likewise.
23071         (do_complex_constraint): Likewise.
23072         (solve_graph): Likewise.
23073
23074 2011-04-27  Jan Hubicka  <jh@suse.cz>
23075
23076         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
23077
23078 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23079
23080         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
23081         (avx_vperm2f128_*_operand): Ditto.
23082         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
23083         Use avx_vpermilp_parallel in insn condition.
23084         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
23085         Use avx_vperm2f128_parallel in insn condition.
23086
23087 2011-04-27  Richard Guenther  <rguenther@suse.de>
23088
23089         * Makefile.in (tree-ssa-structalias.o): Remove
23090         gt-tree-ssa-structalias.h dependency.
23091         (GTFILES): Remove tree-ssa-structalias.c.
23092         * tree.c (allocate_decl_uid): New function.
23093         (make_node_stat): Use it.
23094         (copy_node_stat): Likewise.
23095         * tree.h (allocate_decl_uid): Declare.
23096         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
23097         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
23098         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
23099         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
23100         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
23101         (struct heapvar_map): Likewise.
23102         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
23103         heapvar_insert): Likewise.
23104         (make_heapvar_for): Rename to ...
23105         (make_heapvar): ... this.  Simplify.
23106         (fake_var_decl_obstack): New global var.
23107         (build_fake_var_decl): New function.
23108         (make_constraint_from_heapvar): Adjust.
23109         (handle_lhs_call): Likewise.
23110         (create_function_info_for): Likewise.
23111         (intra_create_variable_infos): Likewise.
23112         (init_alias_vars): Allocate fake_var_decl_obstack.
23113         (init_alias_heapvars, delete_alias_heapvars): Remove.
23114         (compute_points_to_sets): Do not call init_alias_heapvars.
23115         (ipa_pta_execute): Likewise.
23116         (delete_points_to_sets): Free fake_var_decl_obstack.
23117
23118 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23119
23120         * config/spu/divmovti4.c (union qword_UTItype): New data type.
23121         (si_from_UTItype, si_to_UTItype): New functions.
23122         (__udivmodti4): Use them to implement type-punning.
23123         * config/spu/multi3.c (union qword_TItype): New data type.
23124         (si_from_TItype, si_to_TItype): New functions.
23125         (__multi3): Use them to implement type-punning.
23126
23127 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23128
23129         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
23130
23131 2011-04-27  Jan Hubicka  <jh@suse.cz>
23132
23133         * ipa-prop.c (function_insertion_hook_holder): New holder.
23134         (ipa_add_new_function): New function.
23135         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
23136         Register/deregister holder.
23137
23138 2011-04-27  Richard Guenther  <rguenther@suse.de>
23139
23140         PR tree-optimization/48772
23141         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
23142
23143 2011-04-27  Richard Guenther  <rguenther@suse.de>
23144
23145         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
23146         TARGET_MEM_REF handling.
23147
23148 2011-04-27  Nick Clifton  <nickc@redhat.com>
23149
23150         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
23151         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
23152         (REG_CLASS_NAMES): Likewise.
23153         (REG_CLASS_CONTENTS): Likewise.
23154         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23155         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23156         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
23157         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
23158         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
23159         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
23160         duplicate register classes.
23161         (frv_class_likely_spilled_p): Likewise.
23162         (frv_register_move_cost): Likewise.
23163
23164         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
23165         end of the regno_reg_class array.
23166
23167 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
23168
23169         PR c/48742
23170         * c-typeck.c (build_binary_op): Don't wrap arguments if
23171         int_operands is true.
23172
23173 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
23174
23175         PR target/48767
23176         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
23177         targetm.calls.must_pass_in_stack for void type.
23178
23179 2011-04-26  Jan Hubicka  <jh@suse.cz>
23180
23181         * cgraphbuild.c (build_cgraph_edges): Update call
23182         of cgraph_create_edge and cgraph_create_indirect_edge.
23183         * cgraph.c (cgraph_create_edge_including_clones,
23184         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
23185         cgraph_update_edges_for_call_stmt_node): Do not take nest
23186         argument; do not initialize call_stmt_size/time.
23187         (dump_cgraph_node): Do not dump nest.
23188         (cgraph_clone_edge): Do not take loop_nest argument;
23189         do not propagate it; do not clone call_stmt_size/time.
23190         (cgraph_clone_node): Likewise.
23191         (cgraph_create_virtual_clone): Update.
23192         * cgraph.h (struct cgraph_edge): Remove
23193         call_stmt_size/call_stmt_time/loop_nest.
23194         (cgraph_create_edge, cgraph_create_indirect_edge,
23195         cgraph_create_edge_including_clones, cgraph_clone_node): Update
23196         prototype.
23197         * tree-emutls.c (gen_emutls_addr): Update.
23198         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
23199         loop_nest; handle indirect calls, too.
23200         (clone_inlined_nodes): Do not care about updating inline summaries.
23201         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
23202         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
23203         stream call_stmt_size/call_stmt_time/loop_nest.
23204         * ipa-inline.c (edge_badness): Update.
23205         (ipa_inline): dump summaries after inlining.
23206         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
23207         New.
23208         (inline_edge_summary): New function.
23209         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
23210         (inline_edge_removal_hook): Handle edge summaries.
23211         (inline_edge_duplication_hook): New hook.
23212         (inline_summary_alloc): Alloc hooks.
23213         (initialize_growth_caches): Do not register removal hooks.
23214         (free_growth_caches); Do not free removal hook.
23215         (dump_inline_edge_summary): New function.
23216         (dump_inline_summary): Use it.
23217         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
23218         (inline_update_callee_summaries): New function.
23219         (inline_merge_summary): Use it.
23220         (do_estimate_edge_time, do_estimate_edge_growth): Update.
23221         (read_inline_edge_summary): New function.
23222         (inline_read_section): Use it.
23223         (write_inline_edge_summary): New function.
23224         (inline_write_summary): Use it.
23225         (inline_free_summary): Free edge new holders.
23226         * tree-inline.c (copy_bb): Update.
23227
23228 2011-04-26  Jason Merrill  <jason@redhat.com>
23229
23230         * tree-eh.c (lower_try_finally_switch): Create the label along with
23231         the CASE_LABEL_EXPR.
23232
23233 2011-04-26  David S. Miller  <davem@davemloft.net>
23234             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23235
23236         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
23237         * configure: Regenerate.
23238
23239 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
23240
23241         PR target/48258
23242         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
23243         reduction.
23244         (VEC_reduc): New code iterator and splitters for vector reduction.
23245         (VEC_reduc_name): Ditto.
23246         (VEC_reduc_rtx): Ditto.
23247         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
23248         (reduc_<VEC_reduc_name>_v4sf): Ditto.
23249
23250         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
23251         support for extracting SF on VSX.
23252
23253         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
23254         generating xscvspdp.
23255         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
23256         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
23257         double add, minimum, maximum vector reduction.
23258         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
23259         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
23260         optimize double vector reduction.
23261         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
23262
23263 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
23264
23265         * config/fr30/fr30.h (inhibit_libc): Don't define.
23266         * config/m32r/m32r-protos.h: Correct comment.
23267         * config/v850/v850.h (GHS_default_section_names,
23268         GHS_current_section_names): Use tree, not union tree_node *.
23269
23270 2011-04-26  Xinliang David Li  <davidxl@google.com>
23271
23272         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
23273         * c-family/c-opts.c (c_common_handle_option): Set
23274         warn_maybe_uninitialized.
23275         * opts.c (common_handle_option): Ditto.
23276         * common.opt:  New option.
23277         * tree-ssa.c (warn_uninit): Add one more parameter.
23278         (warn_uninitialized_var): Pass warning code.
23279         * tree-flow.h: Interface change.
23280
23281 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23282
23283         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
23284         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
23285         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
23286
23287 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23288
23289         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
23290         * config/mips/mips.opt (mmips-tfile): Remove.
23291
23292         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
23293         mips-tdump reference to ...
23294         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
23295         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
23296         reference by Tru64 UNIX.
23297
23298 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
23299
23300         PR debug/48768
23301         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
23302         is error_mark_node, set value to NULL.
23303
23304         PR tree-optimization/48734
23305         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
23306         if return value from maybe_fold_*_comparsions isn't something
23307         the code is prepared to handle.
23308
23309 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
23310
23311         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
23312         mode check.
23313         (ext_QIreg_nomode_operands): Remove.
23314         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
23315         (*andsi_1): Ditto.
23316         (*andhi_1): Ditto.
23317
23318 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
23319
23320         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
23321
23322 2011-04-26  Richard Guenther  <rguenther@suse.de>
23323
23324         * c-typeck.c (build_unary_op): Do not expand array-refs via
23325         pointer arithmetic.  Only adjust qualifiers for function types.
23326
23327 2011-04-26  Richard Guenther  <rguenther@suse.de>
23328
23329         PR middle-end/48694
23330         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
23331         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
23332         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
23333         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
23334
23335 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
23336
23337         * doc/extend.texi: Document __underlying_type.
23338
23339 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
23340
23341         * config/rs6000/titan.md (automata_option "progress"): Remove.
23342
23343 2011-04-25  Jeff Law  <law@redhat.com>
23344
23345         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
23346
23347 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
23348
23349         * system.h (ENUM_BITFIELD): Remove.
23350
23351 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
23352             Eric Botcazou  <ebotcazou@adacore.com>
23353
23354         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
23355         for STORE_FLAG_VALUE==-1 case.
23356
23357 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
23358
23359         PR target/43804
23360         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
23361         LEGITIMATE_PIC_OPERAND_P.
23362
23363 2011-04-24  Jan Hubicka  <jh@suse.cz>
23364
23365         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
23366         WPA hack.
23367         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
23368         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
23369         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
23370         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
23371         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
23372         Sanity check predicate length.
23373         (remap_predicate): Likewise; sanity check jump functions.
23374         (inline_read_section, inline_write_summary): Sanity check
23375         predicate length.
23376
23377 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
23378
23379         PR other/48748
23380         * doc/extend.texi (Type Traits): Document __is_standard_layout,
23381         __is_literal_type, and __is_trivial; update throughout about
23382         possibly cv-qualified void types.
23383
23384 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
23385
23386         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
23387         testsuite and make it version agnostic.
23388
23389 2011-04-22  Jan Hubicka  <jh@suse.cz>
23390
23391         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
23392
23393 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
23394
23395         PR c/48685
23396         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
23397         to VOID_TYPE even around MODIFY_EXPR.
23398
23399 2011-04-22  Mike Stump  <mikestump@comcast.net>
23400
23401         * gensupport.c (read_md_rtx): Fix typo in comment.
23402         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
23403         comment.
23404
23405 2011-04-22  Jan Hubicka  <jh@suse.cz>
23406
23407         * gengtype.c (open_base_files): Add ipa-inline.h include.
23408         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
23409         ipa-prop.c; update all uses.
23410         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
23411         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
23412         merge summary of inlined function into former caller.
23413         * ipa-inline.c (max_benefit): Remove.
23414         (edge_badness): Compensate for removal of benefits.
23415         (update_caller_keys): Use
23416         reset_node_growth_cache/reset_edge_growth_cache.
23417         (update_callee_keys): Likewise.
23418         (update_all_callee_keys): Likewise.
23419         (inline_small_functions): Do not collect max_benefit; do not reset
23420         estimated_growth; call free_growth_caches and initialize_growth_caches.
23421         * ipa-inline.h (struct condition, type clause_t, struct predicate,
23422         struct size_time_entry): New structures.
23423         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
23424         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
23425         and estimated_growth.
23426         (edge_growth_cache_entry): New structure.
23427         (node_growth_cache, edge_growth_cache): New global vars.
23428         (estimate_growth): Turn into inline.
23429         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
23430         initialize_growth_caches, free_growth_caches): Declare.
23431         (estimate_edge_growth): Rewrite.
23432         (estimate_edge_time): Implement as inline cache lookup.
23433         (reset_node_growth_cache, reset_edge_growth_cache): New inline
23434         functions.
23435         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
23436         (NUM_CONDITIONS): New constant.
23437         (predicate_conditions): New enum.
23438         (IS_NOT_CONSTANT): New constant.
23439         (edge_removal_hook_holder): New var.
23440         (node_growth_cache, edge_growth_cache): New global vars.
23441         (true_predicate, single_cond_predicate, false_predicate,
23442         not_inlined_predicate, add_condition, add_clause, and_predicates,
23443         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
23444         dump_clause, dump_predicate, account_size_time,
23445         evaulate_conditions_for_edge): New functions.
23446         (inline_summary_alloc): Move to heap.
23447         (inline_node_removal_hook): Clear condition and entry vectors.
23448         (inline_edge_removal_hook): New function.
23449         (initialize_growth_caches, free_growth_caches): New function.
23450         (dump_inline_summary): Update.
23451         (edge_execution_predicate): New function.
23452         (will_be_nonconstant_predicate): New function.
23453         (estimate_function_body_sizes): Compute BB and constantness predicates.
23454         (compute_inline_parameters): Do not clear estimated_growth.
23455         (estimate_edge_size_and_time): New function.
23456         (estimate_calls_size_and_time): New function.
23457         (estimate_callee_size_and_time): New function.
23458         (remap_predicate): New function.
23459         (inline_merge_summary): New function.
23460         (do_estimate_edge_time): New function based on...
23461         (estimate_edge_time): ... this one.
23462         (do_estimate_edge_growth): New function.
23463         (do_estimate_growth): New function based on....
23464         (estimate_growth): ... this one.
23465         (inline_analyze_function): Analyze after deciding on jump functions.
23466         (inline_read_section): New function.
23467         (inline_read_summary): Use it.
23468         (inline_write_summary): Write all the new data.
23469         * ipa-prop.c (ipa_get_param_decl_index): Export.
23470         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
23471         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
23472         Declare.
23473         (ipa_get_lattice): Move here from ipa-cp.c
23474         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
23475         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
23476         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
23477         cgraph_edge_inlinable_p): Remove.
23478         * cgraphunit.c: Include ipainline.h
23479         (cgraph_process_new_functions): Update call of
23480         compute_inline_parameters.
23481
23482 2011-04-22  Richard Guenther  <rguenther@suse.de>
23483
23484         * tree.c (build_int_cst): Properly create canonicalized integer
23485         constants.
23486         (build_int_cst_type): Remove scary comments.
23487
23488 2011-04-22  Xinliang David Li  <davidxl@google.com>
23489
23490         * toplev.c (process_options): Enable -Werror=coverage-mismatch
23491         by default when -Wno-error is not specified.
23492         * opts-global.c (decode_options): Remove call to
23493         control_warning_options.
23494
23495 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23496
23497         PR tree-optimization/48717
23498         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
23499         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
23500
23501 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
23502
23503         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
23504         definition where used.
23505
23506 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23507
23508         PR c/48716
23509         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
23510         TREE_STATIC variables declared inside of some OpenMP construct.
23511
23512 2011-04-22  Martin Jambor  <mjambor@suse.cz>
23513
23514         PR middle-end/48585
23515         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
23516
23517 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
23518
23519         PR c/36750
23520         * c-typeck.c (pop_init_level): Do not warn about initializing
23521         with ` = {0}'.
23522
23523 2011-04-22  Alan Modra  <amodra@gmail.com>
23524
23525         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
23526         when returning call_cookie.
23527         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
23528         pointers, to functions with no more vector args than the current
23529         function, and some non-local calls for ABI_V4.
23530         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
23531         sibcall_nonlocal_aix64): Combine to ..
23532         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
23533         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
23534         (sibcall_value_nonlocal_aix<mode>): ..likewise.
23535         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
23536         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
23537         operand.
23538         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
23539         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
23540         sibcall_value_symbolic_64): Delete.
23541
23542 2011-04-21  Xinliang David Li  <davidxl@google.com>
23543
23544         * cgraph.h: Remove pid.
23545         * cgraph.c: Remove pid.
23546         * value-prof.c (init_node_map): New function.
23547         (del_node_map): New function.
23548         (find_func_by_funcdef_no): New function.
23549         (gimple_ic_transform): Call new function.
23550         * cgraphunit.c (cgraph_finalize_function): Remove pid.
23551         * function.c (get_last_funcdef_no): New function.
23552         * function.h (get_last_funcdef_no): New function.
23553         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
23554         to libgcov function.
23555         (tree-profiling): Call node map init and delete function.
23556
23557 2011-04-21  Ian Lance Taylor  <iant@google.com>
23558
23559         * godump.c (go_format_type): Use exported Go name for anonymous
23560         field name.
23561
23562 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23563
23564         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
23565         Call builtin_function_type_list instead of builtin_function_type.
23566         (UNARY, BINARY, TRINARY, QUAD): Likewise.
23567
23568 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23569
23570         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
23571         build_function_type_list instead of build_function_type.
23572         Delete variable `endlink'.
23573
23574 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23575
23576         * config/s390/s390.c (s390_init_builtins): Call
23577         build_function_type_list instead of build_function_type.
23578
23579 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23580
23581         * config/ia64/ia64.c (ia64_init_builtins): Call
23582         build_function_type_list instead of builtin_function_type.
23583
23584 2011-04-21  Easwaran Raman  <eraman@google.com>
23585
23586         * cfgexpand.c (stack_var): Remove OFFSET...
23587         (add_stack_var): ...and its reference here...
23588         (expand_stack_vars): ...and here.
23589         (stack_var_cmp): Sort by descending order of size.
23590         (partition_stack_vars): Change heuristic.
23591         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
23592         (dump_stack_var_partition): Add newline after each partition.
23593
23594 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
23595             Jeff Law  <law@redhat.com>
23596
23597         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
23598         * gengtype.c (matching_file_name_substitute): Likewise.
23599
23600 2011-04-21  Richard Guenther  <rguenther@suse.de>
23601
23602         PR lto/48703
23603         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
23604
23605 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
23606
23607         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
23608
23609 2011-04-21  Richard Guenther  <rguenther@suse.de>
23610
23611         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
23612         file name.
23613
23614 2011-04-21  Richard Guenther  <rguenther@suse.de>
23615
23616         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
23617         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
23618         Use DECL_P, not SSA_VAR_P.
23619         (ptr_derefs_may_alias_p): Likewise.
23620         (ptr_deref_may_alias_ref_p_1): Likewise.
23621         (decl_refs_may_alias_p): Likewise.
23622         (refs_may_alias_p_1): Likewise.
23623         (ref_maybe_used_by_call_p_1): Likewise.
23624         (call_may_clobber_ref_p_1): Likewise.
23625         (indirect_ref_may_alias_decl_p): Assume indirect refrences
23626         are either MEM_REF or TARGET_MEM_REF.
23627         (indirect_refs_may_alias_p): Likewise.
23628         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
23629         for MEM_EXPR of indirect calls.
23630
23631 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23632
23633         * vmsdbgout.c (write_srccorr): Compute file length from the string.
23634         (dst_file_info_struct): Remove flen field.
23635         (lookup_filename): Remove code that set flen field.
23636
23637 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23638
23639         * config/ia64/ia64.c (ia64_start_function): Add a guard.
23640
23641 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
23642
23643         PR target/48708
23644         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
23645         vec_extract and vec_concat for non-SSE4_1 targets.
23646
23647 2011-04-21  Richard Guenther  <rguenther@suse.de>
23648
23649         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
23650         return statements.
23651
23652 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23653
23654         * config/i386/cygming.h (union tree_node, TREE): Don't define or
23655         undefine.
23656         (FILE): Don't undefine.
23657
23658 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23659
23660         * config/alpha/alpha.c (struct machine_function): Use rtx, not
23661         struct rtx_def *.
23662         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
23663         struct rtx_def *.
23664         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
23665         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
23666         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
23667         rtx_def *.
23668         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
23669         definitions where used.
23670         * config/microblaze/microblaze.h (struct microblaze_args): Use
23671         rtx, not struct rtx_def *.
23672         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
23673         rtx_def *.
23674         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
23675         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
23676         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
23677         not struct rtx_def *.
23678         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
23679         struct rtx_def *.
23680         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
23681         rtx_def *.
23682         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
23683
23684 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23685
23686         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
23687         operand_equal_p to compare DR_BASE_ADDRESSes.
23688         (vect_check_interleaving): Likewise.
23689
23690 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23691
23692         PR target/46329
23693         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
23694         for all Neon struct constants.
23695
23696 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23697
23698         * target.def (legitimate_constant_p): New hook.
23699         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
23700         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
23701         * doc/tm.texi: Regenerate.
23702         * hooks.h (hook_bool_mode_rtx_true): Declare.
23703         * hooks.c (hook_bool_mode_rtx_true): Define.
23704         * system.h (LEGITIMATE_CONSTANT_P): Poison.
23705         * calls.c (precompute_register_parameters): Replace uses of
23706         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
23707         (emit_library_call_value_1): Likewise.
23708         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
23709         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
23710         * ira-costs.c (scan_one_insn): Likewise.
23711         * recog.c (general_operand, immediate_operand): Likewise.
23712         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
23713         * reload1.c (init_eliminable_invariants): Likewise.
23714
23715         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
23716         mode argument.
23717         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
23718         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
23719         argument.
23720         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23721         * config/alpha/predicates.md (input_operand): Update call to
23722         alpha_legitimate_constant_p.
23723
23724         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
23725         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
23726         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
23727         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23728         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
23729         (arm_legitimate_constant_p): New functions.
23730         (arm_cannot_force_const_mem): Make static.
23731
23732         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
23733
23734         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
23735         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
23736         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
23737         instead of bfin_legitimate_constant_p.
23738         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
23739         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23740
23741         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
23742
23743         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
23744
23745         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
23746         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
23747         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23748         (frv_legitimate_constant_p): Make static.  Add a mode argument.
23749
23750         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
23751         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
23752         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
23753
23754         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
23755         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
23756         * config/i386/i386.c (legitimate_constant_p): Rename to...
23757         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
23758         argument.
23759         (ix86_cannot_force_const_mem): Update accordingly.
23760         (ix86_legitimate_address_p): Likewise.
23761         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23762         * config/i386/i386.md: Update commentary.
23763
23764         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
23765         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
23766         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23767         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
23768
23769         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
23770
23771         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
23772         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
23773         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23774         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
23775
23776         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
23777         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
23778         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
23779
23780         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
23781         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23782         (m32r_legitimate_constant_p): New function.
23783
23784         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
23785         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
23786         LEGITIMATE_CONSTANT_P.
23787         (LEGITIMATE_CONSTANT_P): Delete.
23788         * config/m68k/m68k.c (m68k_expand_prologue): Call
23789         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
23790         (m68k_legitimate_constant_p): New function.
23791         * config/m68k/m68k.md: Update comments.
23792
23793         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
23794         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23795         (mcore_legitimate_constant_p): New function.
23796
23797         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
23798         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
23799         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
23800         Add a mode argument.
23801         (mep_legitimate_address): Update accordingly.
23802         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23803
23804         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
23805         Delete.
23806         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
23807         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
23808         static.  Check OP's mode for VOIDmode.
23809         (microblaze_legitimate_constant_p): New function.
23810         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23811
23812         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
23813         * config/mips/mips.c (mips_legitimate_constant_p): New function.
23814         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
23815         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23816         * config/mips/predicates.md: Update comments.
23817
23818         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
23819         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
23820         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23821         (mmix_legitimate_constant_p): Make static, return a bool, and take
23822         a mode argument.
23823         (mmix_print_operand_address): Update accordingly.
23824
23825         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
23826         Delete.
23827         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
23828         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
23829         static.  Add a mode argument.
23830         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23831
23832         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
23833
23834         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
23835         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23836         (pa_legitimate_constant_p): New function.
23837
23838         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
23839
23840         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
23841         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23842         (pdp11_legitimate_constant_p): New function.
23843
23844         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
23845         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23846         (rs6000_legitimate_constant_p): New function.
23847
23848         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
23849         (rx_legitimate_constant_p): ...this.
23850         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
23851         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
23852         (rx_legitimate_constant_p): ...this.
23853         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23854         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
23855
23856         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
23857         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
23858         * config/s390/s390.c (legitimate_constant_p): Rename to...
23859         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
23860         and add a mode argument.
23861         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23862
23863         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
23864
23865         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
23866         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23867         (sh_legitimate_constant_p): New function.
23868
23869         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
23870         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
23871         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23872         (legitimate_constant_p): Rename to...
23873         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
23874         argument.
23875         (constant_address_p): Update accordingly.
23876
23877         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
23878         argument and return a bool.
23879         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
23880         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23881         (spu_legitimate_constant_p): Add a mode argument and return a bool.
23882         (spu_rtx_costs): Update accordingly.
23883         * config/spu/predicates.md (vec_imm_operand): Likewise.
23884
23885         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
23886
23887         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
23888         * config/v850/v850.c (v850_legitimate_constant_p): New function.
23889         (TARGET_LEGITIMATE_CONSTANT_P): Define.
23890
23891         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
23892         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
23893         * config/vax/vax.c (legitimate_constant_p): Likewise.
23894
23895         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
23896         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
23897         (xtensa_legitimate_constant_p): New function.
23898
23899 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
23900
23901         * target.def (cannot_force_const_mem): Add a mode argument.
23902         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
23903         * doc/tm.texi: Regenerate.
23904         * hooks.h (hook_bool_mode_rtx_false): Declare.
23905         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
23906         (hook_bool_mode_const_rtx_true): Likewise.
23907         (hook_bool_mode_rtx_false): New function.
23908         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
23909         to be non-VOID.  Update call to cannot_force_const_mem.
23910         (find_reloads): Update accordingly.
23911         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
23912         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
23913         argument.
23914         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
23915         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
23916         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
23917         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
23918         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
23919         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
23920         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
23921         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
23922         (m68k_cannot_force_const_mem): ...this new function.
23923         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
23924         argument.
23925         (mips_const_insns, mips_legitimize_const_move): Update calls.
23926         (mips_secondary_reload_class): Likewise.
23927         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
23928         (pa_cannot_force_const_mem): ...this new function.
23929         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
23930         (rs6000_cannot_force_const_mem): ...this new function.
23931         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
23932         argument.
23933         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
23934         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
23935         to...
23936         (xtensa_cannot_force_const_mem): ...this new function.
23937
23938 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
23939
23940         * config/mips/mips.c (mips16_build_function_stub): Call
23941         build_function_type_list instead of build_function_type.
23942         (mips16_build_call_stub): Likewise.
23943
23944 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
23945
23946         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
23947         instead of build_function_type.
23948
23949 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
23950
23951         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
23952         instead of build_function_type.
23953
23954 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
23955
23956         PR target/48678
23957         * config/i386/i386.md (insv): Change operand 0 constraint to
23958         "register_operand".  Change operand 1 and 2 constraint to
23959         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
23960         * config/i386/sse.md (sse4_1_pinsrb): Export.
23961         (sse2_pinsrw): Ditto.
23962         (sse4_1_pinsrd): Ditto.
23963         (sse4_1_pinsrq): Ditto.
23964         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
23965         * config/i386/i386.c (ix86_expand_pinsr): New.
23966
23967 2011-04-20  Easwaran Raman  <eraman@google.com>
23968
23969         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
23970         containing union type only with -fstrict-aliasing.
23971
23972 2011-04-20  Jim Meyering  <meyering@redhat.com>
23973
23974         Remove useless if-before-free tests.
23975         * calls.c (expand_call, save_area): Likewise.
23976         * cfgcleanup.c (try_forward_edges): Likewise.
23977         * collect2.c (collect_execute): Likewise.
23978         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
23979         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
23980         * coverage.c (coverage_checksum_string): Likewise.
23981         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
23982         * cselib.c (cselib_init): Likewise.
23983         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
23984         (df_set_clean_cfg): Likewise.
23985         * function.c (free_after_compilation): Likewise.
23986         * gcc.c (do_spec_1, main): Likewise.
23987         * gcov.c (create_file_names): Likewise.
23988         * gensupport.c (identify_predicable_attribute): Likewise.
23989         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
23990         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
23991         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
23992         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
23993         * ipa-pure-const.c (local_pure_const): Likewise.
23994         * ipa-reference.c (propagate): Likewise.
23995         * ira-costs.c (free_ira_costs): Likewise.
23996         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
23997         * matrix-reorg.c (mat_free): Likewise.
23998         * prefix.c (get_key_value): Likewise.
23999         * profile.c (compute_value_histograms): Likewise.
24000         * reload1.c (free_reg_equiv): Likewise.
24001         * sched-deps.c (free_deps): Likewise.
24002         * sel-sched-ir.c (fence_clear): Likewise.
24003         * sese.c (set_rename, if_region_set_false_region): Likewise.
24004         * tree-data-ref.c (free_rdg): Likewise.
24005         * tree-eh.c (lower_try_finally): Likewise.
24006         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
24007         * tree-ssa-live.c (delete_var_map): Likewise.
24008         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
24009         * tree-ssa-pre.c (phi_trans_add): Likewise.
24010
24011 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
24012
24013         PR tree-optimization/48611
24014         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
24015         beyond ERT_MUST_NOT_THROW region.
24016
24017 2011-04-20  Catherine Moore  <clm@codesourcery.com>
24018
24019         * config/mips/mips.opt (mfix-24k): New.
24020         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
24021         * config/mips/mips.md (length): Increase by 4 for stores if
24022         fixing 24K errata.
24023         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
24024         all noreorder if fixing 24K errata.
24025         * doc/invoke.texi: Document mfix-24k.
24026
24027 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
24028
24029         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
24030         quad-word modes, reduce to 9-bit index range when above 1016 limit.
24031
24032 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24033
24034         * config/arm/arm.c (arm_gen_constant): Move movw support ....
24035         (const_ok_for_op): ... to here.
24036
24037 2011-04-20  Kai Tietz  <ktietz@redhat.com>
24038
24039         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
24040         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
24041
24042 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24043
24044         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
24045
24046 2011-04-20  Richard Guenther  <rguenther@suse.de>
24047
24048         PR tree-optimization/47892
24049         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
24050         are if-convertible.
24051
24052 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
24053
24054         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
24055
24056 2011-04-20  Tristan Gingold  <gingold@adacore.com>
24057
24058         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
24059
24060 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
24061
24062         PR target/18145
24063
24064         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
24065         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
24066         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
24067         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
24068         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
24069
24070         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
24071         New prototype.
24072
24073         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
24074         (avr_asm_named_section, avr_asm_output_aligned_common,
24075         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
24076         New functions to update...
24077         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
24078         (avr_asm_init_sections): Overwrite section callbacks for
24079         data_section, bss_section.
24080         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
24081         from here to...
24082         (avr_file_end): ...here.
24083
24084 2011-04-20  Richard Guenther  <rguenther@suse.de>
24085
24086         PR middle-end/48695
24087         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
24088         objects and types here.  Adjust for their offset before comparing.
24089
24090 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24091
24092         * tree-vect-stmts.c (vectorizable_store): Only chain one related
24093         statement per copy.
24094
24095 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24096
24097         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
24098         (GIMPLE_H): Include $(INTERNAL_FN_H).
24099         (OBJS-common): Add internal-fn.o.
24100         (internal-fn.o): New rule.
24101         * internal-fn.def: New file.
24102         * internal-fn.h: Likewise.
24103         * internal-fn.c: Likewise.
24104         * gimple.h: Include internal-fn.h.
24105         (GF_CALL_INTERNAL): New gf_mask.
24106         (gimple_statement_call): Put fntype into a union with a new
24107         internal_fn field.
24108         (gimple_build_call_internal): Declare.
24109         (gimple_build_call_internal_vec): Likewise.
24110         (gimple_call_same_target_p): Likewise.
24111         (gimple_call_internal_p): New function.
24112         (gimple_call_internal_fn): Likewise.
24113         (gimple_call_fntype): Return null for internal calls.
24114         (gimple_call_set_fntype): Assert that the function is not internal.
24115         (gimple_call_set_fn): Likewise.
24116         (gimple_call_set_fndecl): Likewise.
24117         (gimple_call_set_internal_fn): New function.
24118         (gimple_call_addr_fndecl): Handle null functions.
24119         (gimple_call_return_type): Likewise null types.
24120         * gimple.c (gimple_build_call_internal_1): New function.
24121         (gimple_build_call_internal): Likewise.
24122         (gimple_build_call_internal_vec): Likewise.
24123         (gimple_call_same_target_p): Likewise.
24124         (gimple_call_flags): Handle calls to internal functions.
24125         (gimple_call_fnspec): New function.
24126         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
24127         (gimple_has_side_effects): Handle null functions.
24128         (gimple_rhs_has_side_effects): Likewise.
24129         (gimple_call_copy_skip_args): Handle calls to internal functions.
24130         * cfgexpand.c (expand_call_stmt): Likewise.
24131         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
24132         * gimple-fold.c (gimple_fold_call): Handle null functions.
24133         (gimple_fold_stmt_to_constant_1): Don't fold
24134         calls to internal functions.
24135         * gimple-low.c (gimple_check_call_args): Handle calls to internal
24136         functions.
24137         * gimple-pretty-print.c (dump_gimple_call): Likewise.
24138         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
24139         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
24140         (do_warn_unused_result): Likewise.
24141         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
24142         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
24143         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
24144         the target of a call.
24145         (initialize_hash_element): Update accordingly.
24146         (hashable_expr_equal_p): Use gimple_call_same_target_p.
24147         (iterative_hash_hashable_expr): Handle calls to internal functions.
24148         (print_expr_hash_elt): Likewise.
24149         * tree-ssa-pre.c (can_value_number_call): Likewise.
24150         (eliminate): Handle null functions.
24151         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
24152         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
24153         (find_func_aliases): Likewise.
24154         * value-prof.c (gimple_ic_transform): Likewise.
24155         (gimple_indirect_call_to_profile): Likewise.
24156         * lto-streamer-in.c (input_gimple_stmt): Likewise.
24157         * lto-streamer-out.c (output_gimple_stmt): Likewise.
24158
24159 2011-04-19  Jan Hubicka  <jh@suse.cz>
24160
24161         * ipa-inline-transform.c (save_inline_function_body): Add comments.
24162         * ipa-inline.c (inline_small_functions): Compute summaries first,
24163         populate heap later.
24164
24165 2011-04-19  Jan Hubicka  <jh@suse.cz>
24166
24167         * cgraph.h (save_inline_function_body): Remove.
24168         * ipa-inline-transform.c: New file, broke out of...
24169         * ipa-inline.c: ... this one; Update toplevel comment.
24170         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
24171         make global.
24172         (update_noncloned_frequencies): Move to ipa-inline-transform.c
24173         (cgraph_mark_inline_edge): Rename to inline_call; move to
24174         ipa-inline-transform.c.
24175         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
24176         move to ipa-inline-transform.c
24177         (recursive_inlining, inline_small_functions, flatten_function,
24178         ipa_inline, inline_always_inline_functions,
24179         early_inline_small_functions): Update.
24180         (inline_transform): Move to ipa-inline-transform.c.
24181         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
24182         Declare.
24183         * Makefile.in (ipa-inline-transform.o): New file.
24184         * cgraphunit.c (save_inline_function_body): Move to
24185         ipa-inline-transform.c
24186
24187 2011-04-19  DJ Delorie  <dj@redhat.com>
24188
24189         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
24190         registers if we already know there aren't any.
24191         (m32c_emit_epilogue): Don't emit a barrier here.
24192         (m32c_emit_eh_epilogue): Likewise.
24193         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
24194         operands at expand time.
24195         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
24196         int" wchar type.
24197         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
24198         duplicates.  Provide aliases instead.
24199         * config/m32c/prologue.md (eh_return): Emit a barrier here.
24200         (eh_epilogue): Add a "(return)" here as a hint to other parts of
24201         the compiler.
24202
24203 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
24204
24205         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
24206         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
24207         (general_or_i64_p, sparc_register_move_cost): New function.
24208
24209 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24210
24211         * doc/install.texi (Configuration, --enable-threads): Remove mach.
24212         Add lynx, mipssde.  Sort table.
24213
24214 2011-04-19  Xinliang David Li  <davidxl@google.com>
24215
24216         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
24217         not negative.
24218
24219 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
24220
24221         PR target/48678
24222         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
24223         is a SUBREG with non-MODE_INT mode inside of it.
24224
24225 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24226
24227         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
24228         also according to actual contants.
24229         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
24230         (gimple_fold_call): Use it.
24231         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
24232
24233 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24234
24235         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
24236         non-pointer assignments.
24237
24238 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24239
24240         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
24241         account anc_offset and otr_type from the indirect edge info.
24242         * ipa-prop.c (get_ancestor_addr_info): New function.
24243         (compute_complex_ancestor_jump_func): Assignment analysis moved to
24244         get_ancestor_addr_info, call it.
24245         (ipa_note_param_call): Do not initialize information about polymorphic
24246         calls, return the indirect call graph edge.  Remove the last
24247         parameter, adjust all callers.
24248         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
24249         parameters.  Initialize polymorphic information in the indirect edge.
24250
24251 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24252
24253         PR lto/48148
24254         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
24255         the types if they have different enumeration identifiers.
24256
24257 2011-04-19  Jan Hubicka  <jh@suse.cz>
24258
24259         * cgraph.h (cgraph_optimize_for_size_p): Declare.
24260         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
24261         * predict.c (cgraph_optimize_for_size_p): Break out from ...
24262         (optimize_function_for_size_p) ... here.
24263
24264 2011-04-19  Richard Guenther  <rguenther@suse.de>
24265
24266         PR lto/48207
24267         * tree.c (free_lang_data): Do not reset the decl-assembler-name
24268         langhook.
24269
24270 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24271
24272         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
24273         if DECL_NO_INLINE_WARNING_P is set on the function.
24274
24275 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
24276
24277         PR fortran/47976
24278         * reload1.c (inc_for_reload): Return void. All callers changed.
24279         (emit_input_reload_insns): Don't try to delete previous output
24280         reloads to a register, or record spill_reg_store for autoincs.
24281
24282 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
24283
24284         * gengtype.h: Updated copyright year.
24285         (struct input_file_st): Add inpisplugin field.
24286         (type_fileloc): New function.
24287         * gengtype.c
24288         (write_typed_struct_alloc_def): Add gcc_assert.
24289         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
24290         (write_typed_alloc_defns): Don't output for plugin files.
24291         (input_file_by_name): Clear inpisplugin field.
24292         (main): Set inpisplugin field for plugin files.
24293
24294 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
24295
24296         * gengtype-state.c (string_eq): New.
24297         (read_state): Use string_eq instead of strcmp when creating the
24298         state_ident_tab.
24299
24300 2011-04-19  Wei Guozhi  <carrot@google.com>
24301
24302         PR target/47855
24303         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
24304         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
24305         linkage.
24306         * config/arm/constraints.md (Uu): New constraint.
24307         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
24308
24309 2011-04-19  Tristan Gingold  <gingold@adacore.com>
24310
24311         * config.gcc (-*-*-*vms): Added.
24312         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
24313         definitions moved.
24314         * config/vms/vms-ld.c: New file.
24315         * config/vms/vms-ar.c: New file.
24316         * config/vms/t-vmsnative: New file.
24317
24318 2011-04-18  Xinliang David Li  <davidxl@google.com>
24319
24320         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
24321
24322 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24323
24324         PR middle-end/48661
24325         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
24326         if TREE_TYPE (v) is non-NULL.
24327
24328         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
24329         gimple_get_virt_mehtod_for_binfo.
24330         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
24331         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
24332         callers.
24333         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
24334
24335 2011-04-18  Michael Matz  <matz@suse.de>
24336             Steve Ellcey  <sje@cup.hp.com>
24337
24338         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
24339         use its mode as source mode if it isn't VOIDmode.
24340
24341 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
24342
24343         * doc/passes.texi: Fill crossref nodes.
24344
24345 2011-04-18  Jim Meyering  <meyering@redhat.com>
24346
24347         Fix doubled-word typos in comments and strings
24348         * config/alpha/vms-unwind.h: s/for for/for/
24349         * config/arm/unwind-arm.h: Likewise.
24350         * config/microblaze/microblaze.c: Likewise.
24351         * config/sh/constraints.md: s/in in/in/
24352         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
24353
24354 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
24355
24356         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
24357         (AVX_FLOAT_MODE_P): Ditto.
24358         (AVX128_VEC_FLOAT_MODE_P): Ditto.
24359         (AVX256_VEC_FLOAT_MODE_P): Ditto.
24360         (AVX_VEC_FLOAT_MODE_P): Ditto.
24361         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
24362         (UNSPEC_MASKSTORE): Ditto.
24363         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
24364         Merge from <sse>_movmsk<ssemodesuffix> and
24365         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
24366         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
24367         iterator.
24368         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
24369         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
24370         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
24371
24372 2011-04-18  Jan Hubicka  <jh@suse.cz>
24373
24374         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
24375
24376         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
24377         (want_inline_function_called_once_p): Break out the logic from
24378         ipa_inline.
24379         (edge_badness): Ensure that profile is not misupdated.
24380         (lookup_recursive_calls): Prioritize by call frequencies.
24381         (inline_small_functions): Move program size estimates here;
24382         actually process whole queue even when unit growth has been
24383         met. (to properly compute inline_failed reasons and for the
24384         case unit size decrease.) Revisit comments on recursive inlining.
24385         (ipa_inline): Remove unit summary code; first inline hot calls
24386         of functions called once, cold calls next.
24387         (order, nnodes): Remove unused variables.
24388         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
24389         (GTFILES): Remove ipa-inline.c
24390         * sel-sched.c (fill_insns): Silence uninitialized var warning.
24391
24392 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24393
24394         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
24395
24396 2011-04-18  Jie Zhang  <jie@codesourcery.com>
24397             Richard Earnshaw  <rearnsha@arm.com>
24398
24399         * arm.c (neon_builtin_type_bits): Remove.
24400         (typedef enum neon_builtin_mode): New.
24401         (T_MAX): Don't define.
24402         (typedef enum neon_builtin_datum): Remove bits, codes[],
24403         num_vars and base_fcode.  Add mode, code and fcode.
24404         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
24405         VAR10): Change accordingly.
24406         (neon_builtin_data[]): Change accordingly
24407         (arm_init_neon_builtins): Change accordingly.
24408         (neon_builtin_compare): Remove.
24409         (locate_neon_builtin_icode): Remove.
24410         (arm_expand_neon_builtin): Change accordingly.
24411
24412         * arm.h (enum arm_builtins): Move to ...
24413         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
24414
24415         * arm.c (arm_builtin_decl): Declare.
24416         (TARGET_BUILTIN_DECL): Define.
24417         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
24418         (arm_builtin_decls[]): New.
24419         (arm_init_neon_builtins): Store builtin declarations in
24420         arm_builtin_decls[].
24421         (arm_init_tls_builtins): Likewise.
24422         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
24423         (arm_builtin_decl): New.
24424
24425 2011-04-18  Richard Guenther  <rguenther@suse.de>
24426
24427         * tree.c (upper_bound_in_type): Build properly canonicalized
24428         INTEGER_CSTs.
24429         (lower_bound_in_type): Likewise.
24430
24431 2011-04-18  Richard Guenther  <rguenther@suse.de>
24432
24433         * gimple.h (gimple_call_addr_fndecl): New function.
24434         (gimple_call_fndecl): Use it.
24435         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
24436         for direct calls.
24437         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
24438         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
24439
24440 2011-04-18  Richard Guenther  <rguenther@suse.de>
24441
24442         PR middle-end/48650
24443         * tree.c (build_string): STRING_CST is now derived from tree_typed.
24444
24445 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24446
24447         PR lto/48492
24448         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
24449         DECL_IN_CONSTANT_POOL without RTL.
24450
24451 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
24452             Ira Rosen  <ira.rosen@linaro.org>
24453
24454         PR target/48252
24455         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
24456         to match neon_vzip/vuzp/vtrn_internal.
24457         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
24458         outputs explicitly dependent on both inputs.
24459         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
24460
24461 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24462
24463         PR tree-optimization/48616
24464         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
24465         whether the shift is by scalar or vector based on whether all SLP
24466         scalar stmts have the same rhs.
24467
24468 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
24469
24470         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
24471         memory operands.
24472
24473 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
24474
24475         PR target/43700
24476         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
24477         registers.
24478
24479 2011-04-17  Jan Hubicka  <jh@suse.cz>
24480
24481         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
24482         * cgrpahunit.c (cgraph_finalize_function): Do not set
24483         finalized_by_frontend.
24484         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24485         finalized_by_frontend.
24486
24487 2011-04-17  Jan Hubicka  <jh@suse.cz>
24488
24489         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
24490         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
24491         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
24492         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
24493         method.
24494         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
24495         gimple-fold.c
24496         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
24497
24498 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
24499
24500         PR lto/48538
24501         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
24502         is non-null before accessing it.
24503         (input_cgraph): Remove trailing spaces.
24504
24505 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24506
24507         * params.def (sms-min-sc): New param flag.
24508         * modulo-sched.c (sms_schedule): Use it.
24509         * doc/invoke.texi (sms-min-sc): Document it.
24510
24511 2011-04-17  Jan Hubicka  <jh@suse.cz>
24512
24513         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
24514         present, also set gimple_call_set_cannot_inline.
24515         * ipa-inline.c: Update toplevel comment.
24516         (MAX_TIME): Remove.
24517         (cgraph_clone_inlined_nodes): Fix linebreaks.
24518         (cgraph_check_inline_limits): Restructure to ...
24519         (caller_growth_limits): ... this one; be more tolerant
24520         on growth in nested inline chains; add explanatory comment;
24521         fix stack accounting thinko introduced by previous patch.
24522         (cgraph_default_inline_p): Remove.
24523         (report_inline_failed_reason): New function.
24524         (can_inline_edge_p): New function.
24525         (can_early_inline_edge_p): New function.
24526         (leaf_node_p): Move upwards in file.
24527         (want_early_inline_function_p): New function.
24528         (want_inline_small_function_p): New function.
24529         (want_inline_self_recursive_call_p): New function.
24530         (cgraph_edge_badness): Rename to ...
24531         (edge_badness) ... this one; fix linebreaks.
24532         (update_edge_key): Update call of edge_baddness; add
24533         detailed dump about queue updates.
24534         (update_caller_keys): Use can_inline_edge_p and
24535         want_inline_small_function_p.
24536         (cgraph_decide_recursive_inlining): Rename to...
24537         (recursive_inlining): Use can_inline_edge_p and
24538         want_inline_self_recursive_call_p; simplify and remove no longer
24539         valid FIXME.
24540         (cgraph_set_inline_failed): Remove.
24541         (add_new_edges_to_heap): Use can_inline_edge_p and
24542         want_inline_small_function_p.
24543         (cgraph_decide_inlining_of_small_functions): Rename to ...
24544         (inline_small_functions): ... this one; cleanup; use
24545         can/want predicates; cleanup debug ouput; work edges till fibheap
24546         is exhausted and do not stop once unit growth is reached; remove
24547         later loop processing remaining edges.
24548         (cgraph_flatten): Rename to ...
24549         (flatten_function): ... this one; use can_inline_edge_p
24550         and can_early_inline_edge_p predicates.
24551         (cgraph_decide_inlining): Rename to ...
24552         (ipa_inline): ... this one; remove unreachable nodes before
24553         inlining functions called once; simplify the pass.
24554         (cgraph_perform_always_inlining): Rename to ...
24555         (inline_always_inline_functions): ... this one; use
24556         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
24557         (cgraph_decide_inlining_incrementally): Rename to ...
24558         (early_inline_small_functions): ... this one; simplify
24559         using new predicates; cleanup; make dumps prettier.
24560         (cgraph_early_inlining): Rename to ...
24561         (early_inliner): newer inline regular functions into always-inlines;
24562         fix updating of call stmt summaries.
24563         (pass_early_inline): Update for new names.
24564         (inline_transform): Fix formating.
24565         (gate_cgraph_decide_inlining): Rename to ...
24566         (pass_ipa_inline): ... this one.
24567         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
24568         * ipa-inline-analysis.c (dump_inline_summary): Update.
24569         (compute_inline_parameters): Do not compute disregard_inline_limits;
24570         look for mismatching arguments.
24571         (estimate_growth): Fix handlig of non-trivial self recursion.
24572         (inline_read_summary): Do not read info->disregard_inline_limits.
24573         (inline_write_summary): Do not write info->disregard_inline_limits.
24574         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
24575         and move all checks into can_inline_edge_p predicate; re-enable code
24576         comparing optimization levels.
24577         (expand_call_inline): Do not test inline_forbidden_into_p.
24578         * Makefile.in (ipa-inline.o): Update arguments.
24579
24580 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24581
24582         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
24583
24584 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24585
24586         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
24587
24588 2011-04-17  Michael Matz  <matz@suse.de>
24589
24590         PR tree-optimization/48622
24591         PR lto/48645
24592         * ipa-inline-analysis.c (inline_read_summary): Read size/time
24593         in same order as they're written.
24594
24595 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24596
24597         * config/pa/predicates.md: Reorganize and simplify predicates.
24598         Eliminate duplicate code checks.
24599         (arith_operand): Rename to arith14_operand
24600         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
24601         * config/pa/pa.md: Use renamed operands.
24602         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
24603         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
24604         arith11_operand, adddi3_operand, indexed_memory_operand,
24605         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
24606         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
24607         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
24608         move_dest_operand, move_src_operand, prefetch_cc_operand,
24609         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
24610         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
24611         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
24612         div_operand, int5_operand, movb_comparison_operator,
24613         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
24614         arith_double_operand, ireg_operand, lhs_lshift_operand,
24615         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
24616         integer_store_memory_operand): Likewise.
24617         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
24618         (integer_store_memory_operand, read_only_operand,
24619         function_label_operand, borx_reg_operand,
24620         non_hard_reg_operand): Likewise.
24621         (eq_neq_comparison_operator): Delete unused operator.
24622         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
24623         function_label_operand.
24624         (emit_move_sequence): Likewise.
24625
24626 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
24627
24628         * config/i386/sse.md (sseunpackmode): New mode attribute.
24629         (ssepackmode): Ditto.
24630         (vec_pack_trunc_<mode>): Macroize expander from
24631         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
24632         (vec_unpacks_lo_<mode>): Macroize expander from
24633         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24634         (vec_unpacks_hi_<mode>): Macroize expander from
24635         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24636         (vec_unpacku_lo_<mode>): Macroize expander from
24637         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24638         (vec_unpacku_hi_<mode>): Macroize expander from
24639         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24640         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
24641         ix86_expand_sse4_unpack.
24642         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
24643
24644 2011-04-16  Jan Hubicka  <jh@suse.cz>
24645
24646         * cgraphbuild.c: Include ipa-inline.h.
24647         (reset_inline_failed): Use initialize_inline_failed.
24648         * cgraph.c: Include ipa-inline.h.
24649         (cgraph_create_node_1): Do not initialize estimated_growth.
24650         (initialize_inline_failed): More to ipa-inline-analysis.c
24651         (dump_cgraph_node): Do not dump inline flags.
24652         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
24653         and disregard_inline_limits flags.
24654         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
24655         time, size, estimated_growth.
24656         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
24657         Update.
24658         * cgraphunit.c (cgraph_decide_is_function_needed): Use
24659         DECL_DISREGARD_INLINE_LIMITS.
24660         (cgraph_analyze_function): Do not initialize
24661         node->local.disregard_inline_limits.
24662         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24663         inlinable, versionable and disregard_inline_limits.
24664         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
24665         cgraph_check_inline_limits, cgraph_default_inline_p,
24666         cgraph_edge_badness, update_caller_keys, update_callee_keys,
24667         add_new_edges_to_heap): Update.
24668         (cgraph_decide_inlining_of_small_function): Update; set
24669         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
24670         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
24671         cgraph_decide_inlining_incrementally): Update.
24672         * ipa-inline.h (inline_summary): Add inlinable, versionable,
24673         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
24674         time, size and estimated_growth parameters.
24675         (estimate_edge_growth): Update.
24676         (initialize_inline_failed): Declare.
24677         * ipa-split.c: Include ipa-inline.h
24678         (execute_split_functions): Update.
24679         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
24680         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
24681         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
24682         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
24683         estimated_growth to INT_MIN.
24684         (inline_node_duplication_hook): Likewise.
24685         (dump_inline_summary): Dump new fields.
24686         (compute_inline_parameters): Update.
24687         (estimate_edge_time, estimate_time_after_inlining,
24688         estimate_size_after_inlining, estimate_growth, inline_read_summary,
24689         inline_write_summary):
24690         (initialize_inline_failed): Move here from cgraph.c.
24691         * tree-sra.c: Include ipa-inline.h.
24692         (ipa_sra_preliminary_function_checks): Update.
24693         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
24694         ipa-inline.h.
24695
24696 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
24697
24698         * config/i386/sse.md (V16): New mode iterator.
24699         (VI1, VI8): Ditto.
24700         (AVXMODEQI, AVXMODEDI): Remove.
24701         (sse2, sse3): New mode attribute.
24702         (mov<mode>): Use V16 mode iterator.
24703         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
24704         (push<mode>1): Use V16 mode iterator.
24705         (movmisalign<mode>): Ditto.
24706         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
24707         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
24708         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
24709         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
24710         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
24711         avx_movdqu<avxmodesuffix>.
24712         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
24713         *avx_movdqu<avxmodesuffix>.
24714         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
24715         avx_lddqu<avxmodesuffix>.
24716         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
24717         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
24718         avx_movnt<AVXMODEDI:mode>.
24719         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
24720         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
24721
24722 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
24723
24724         PR target/48629
24725         * haifa-sched.c (prune_ready_list, schedule_block): Use
24726         sched_pressure_p rather than flag_sched_pressure.
24727
24728 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
24729
24730         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
24731         cgraph_get_node instead of cgraph_get_create_node.
24732
24733 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
24734
24735         * cfgexpand.c (expand_debug_expr): Use
24736         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
24737
24738 2011-04-15  Michael Matz  <matz@suse.de>
24739
24740         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
24741         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
24742         * function.c (gimplify_parameters): Ditto.
24743         * gimplify.c (gimplify_vla_decl): Ditto.
24744
24745         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
24746         (gimple_call_set_alloca_for_var): New inline function.
24747         (gimple_call_alloca_for_var_p): Ditto.
24748         * gimple.c (gimple_build_call_from_tree): Remember
24749         CALL_ALLOCA_FOR_VAR_P state.
24750         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
24751
24752         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
24753         calls if they were for VLA objects.
24754
24755 2011-04-15  Martin Jambor  <mjambor@suse.cz>
24756
24757         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
24758         of ADR_EXPRs.
24759
24760 2011-04-15  Martin Jambor  <mjambor@suse.cz>
24761
24762         PR middle-end/48601
24763         * tree-emutls.c (lower_emutls_function_body): Call
24764         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
24765         result is non-NULL.
24766
24767 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
24768
24769         * c-decl.c (detect_field_duplicates): Call
24770         objc_detect_field_duplicates instead of objc_get_interface_ivars.
24771
24772 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
24773
24774         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
24775         * gimple.c (gimple_asm_clobbers_memory_p): Define.
24776         * ipa-pure-const.c (check_stmt): Call it.
24777         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
24778
24779 2011-04-15  Richard Guenther  <rguenther@suse.de>
24780
24781         PR tree-optimization/48290
24782         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
24783         Properly decide inhibiting propagation based on the valueized
24784         operand.  Do loop-closed SSA form preserving here ...
24785         (init_copy_prop): ... not here.
24786
24787 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
24788
24789         PR target/48612
24790         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
24791         (*ieee_smax<mode>3): Likewise.
24792
24793 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
24794
24795         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
24796         Replace match_operand with match_dup for the third operand in
24797         these expanders.
24798
24799 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
24800
24801         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
24802         to track processing of conditionals.  Update all callers.
24803         (try_combine, simplify_if_then_else): Update.
24804
24805 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
24806
24807         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
24808         -fsched-pressure.
24809
24810 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
24811
24812         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
24813         instead of match_operand for operand 3.
24814
24815 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
24816
24817         * recog.h (insn_operand_data): Add an "allows_mem" field.
24818         * genoutput.c (output_operand_data): Initialize it.
24819         * optabs.c (maybe_legitimize_operand_same_code): New function.
24820         (maybe_legitimize_operand): Use it when matching the original
24821         op->value.
24822
24823 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
24824
24825         * gimplify.c: Fix issues in comments throughout.
24826         (voidify_wrapper_expr): Fix long line.
24827         (build_stack_save_restore): Likewise.
24828         (gimplify_loop_expr): Likewise.
24829         (gimplify_compound_lval): Likewise.
24830         (gimplify_init_ctor_eval): Likewise.
24831         (gimplify_modify_expr_rhs): Likewise.
24832         (omp_notice_threadprivate_variable): Likewise.
24833
24834 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
24835
24836         * cfgexpand.c (expand_call_stmt): Convert the function type to the
24837         original one if this is not a builtin function.
24838
24839 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
24840
24841         PR target/48605
24842         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
24843         offset it as needed based on top 2 bits in operands[3], change
24844         MEM mode to SFmode and mask those 2 bits away from operands[3].
24845
24846 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
24847
24848         * c-parser.c (c_parser_objc_protocol_definition): Updated for
24849         change from objc_declare_protocols() to objc_declare_protocol().
24850
24851 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
24852
24853         * config/i386/sse.md (sse4_1): New mode attribute.
24854         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
24855         avx_blend<ssemodesuffix><avxmodesuffix> and
24856         sse4_1_blend<ssemodesuffix> using VF mode iterator.
24857         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
24858         avx_blendv<ssemodesuffix><avxmodesuffix> and
24859         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
24860         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
24861         avx_dp<ssemodesuffix><avxmodesuffix> and
24862         sse4_1_dp<ssemodesuffix> using VF mode iterator.
24863         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
24864         (sse4_1_packusdw): Merge with *avx_packusdw.
24865         (sse4_1_pblendvb): Merge with *avx_pblendvb.
24866         (sse4_1_pblendw): Merge with *avx_pblendw.
24867         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
24868         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
24869         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
24870         VF mode iterator.
24871         (sse4_1_round<ssescalarmodesuffix>): Merge with
24872         *avx_round<ssescalarmodesuffix>.
24873         (aesenc): Merge with *avx_aesenc.
24874         (aesenclast): Merge with *avx_aesenclast.
24875         (aesdec): Merge with *avx_aesdec.
24876         (aesdeclast): Merge with *avx_aesdeclast.
24877         (pclmulqdq): Merge with *pclmulqdq.
24878         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
24879         New predicate.
24880         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
24881
24882 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
24883
24884         PR middle-end/48608
24885         * cfgexpand.c (get_decl_align_unit): Renamed to ...
24886         (align_local_variable): This.  Update DECL_ALIGN.
24887         (add_stack_var): Updated.
24888         (expand_one_stack_var): Likewise.
24889
24890 2011-04-14  Richard Guenther  <rguenther@suse.de>
24891
24892         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
24893         Remove.
24894         (dse_initialize_block_local_data, dse_leave_block,
24895         record_voperand_set, get_stmt_uid): Likewise.
24896         (dse_possible_dead_store_p): Allow any kind of killing stmt.
24897         (dse_optimize_stmt): Remove voperand set handling code.
24898         Simplify and improve to handle any kind of killing stmt.
24899         (dse_record_phi): Remove.
24900         (dse_enter_block): Simplify.
24901         (tree_ssa_dse): Likewise.
24902         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
24903
24904 2011-04-14  Jan Hubicka  <jh@suse.cz>
24905
24906         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
24907         * cgraph.h (struct inline_summary): Move to ipa-inline.h
24908         (cgraph_local_info): Remove inline_summary.
24909         * ipa-cp.c: Include ipa-inline.h.
24910         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
24911         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
24912         accesor.
24913         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
24914         (input_overwrite_node): Do not set inline summary.
24915         (input_node): Do not stream inline summary.
24916         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
24917         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
24918         growth; we do not have inline parameters computed for that anyway.
24919         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
24920         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
24921         (inline_summary_t): New type and VECtor.
24922         (debug_inline_summary, dump_inline_summaries): Declare.
24923         (inline_summary): Use VOCtor.
24924         (estimate_edge_growth): Kill hack computing call stmt size directly.
24925         * lto-section-in.c (lto_section_name): Add inline section.
24926         * ipa-inline-analysis.c: Include lto-streamer.h
24927         (node_removal_hook_holder, node_duplication_hook_holder): New holders
24928         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
24929         (inline_summary_vec): Define.
24930         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
24931         dump_inline_summaries): New functions.
24932         (estimate_function_body_sizes): Properly compute size/time of outgoing
24933         calls.
24934         (compute_inline_parameters): Alloc inline_summary; do not compute
24935         size/time of incomming calls.
24936         (estimate_edge_time): Avoid missing time summary hack.
24937         (inline_read_summary): Read inline summary info.
24938         (inline_write_summary): Write inline summary info.
24939         (inline_free_summary): Free all hooks and inline summary vector.
24940         * lto-streamer.h: Add LTO_section_inline_summary section.
24941         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
24942         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
24943
24944 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
24945
24946         * tree-vectorizer.h (vect_strided_store_supported): Add a
24947         HOST_WIDE_INT argument.
24948         (vect_strided_load_supported): Likewise.
24949         (vect_permute_store_chain): Return void.
24950         (vect_transform_strided_load): Likewise.
24951         (vect_permute_load_chain): Delete.
24952         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
24953         count argument.  Check that the count is a power of two.
24954         (vect_strided_load_supported): Likewise.
24955         (vect_permute_store_chain): Return void.  Update after above changes.
24956         Assert that the access is supported.
24957         (vect_permute_load_chain): Likewise.
24958         (vect_transform_strided_load): Return void.
24959         * tree-vect-stmts.c (vectorizable_store): Update calls after
24960         above interface changes.
24961         (vectorizable_load): Likewise.
24962         (vect_analyze_stmt): Don't check for strided powers of two here.
24963
24964 2011-04-14  Richard Guenther  <rguenther@suse.de>
24965
24966         PR tree-optimization/48590
24967         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
24968         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
24969         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
24970         BUILT_IN_STACK_SAVE.
24971         * tree-ssa-dce.c (propagate_necessity): Handle
24972         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
24973
24974 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
24975
24976         * c-parser.c (c_parser_objc_class_declaration): Updated call to
24977         objc_declare_class.
24978
24979 2011-04-14  Richard Guenther  <rguenther@suse.de>
24980
24981         * tree.h (get_object_alignment_1): Declare.
24982         * builtins.c (get_object_alignment_1): Split out worker from ...
24983         (get_object_alignment): ... here.
24984         * fold-const.c (get_pointer_modulus_and_residue): Use
24985         get_object_alignment_1.
24986
24987 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
24988
24989         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
24990         type parameter.
24991         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
24992         parameter.  Generalise code to handle arrays as well as vectors.
24993         (vect_setup_realignment): Update accordingly.
24994         * tree-vect-stmts.c (vectorizable_store): Likewise.
24995         (vectorizable_load): Likewise.
24996
24997 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
24998
24999         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
25000         within the per-copy loop.
25001
25002 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25003
25004         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
25005         in the dump file.
25006
25007 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25008
25009         * doc/options.texi (Negative): Explicitly mention that the
25010         Negative chain must be circular.
25011
25012 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
25013
25014         * function.h (block_chainon): Declare.
25015         * function.c (block_chainon): Define.
25016
25017 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
25018             Eric Weddington  <eric.weddington@atmel.com>
25019             Georg-Johann Lay  <avr@gjlay.de>
25020
25021         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
25022         New Includes
25023         (avr_init_builtins, avr_expand_builtin,
25024         avr_expand_delay_cycles, avr_expand_unop_builtin,
25025         avr_expand_binop_builtin ): New functions.
25026         (avr_builtin_id): New enum
25027         (struct avr_builtin_description): New struct
25028         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
25029         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
25030
25031         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
25032         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
25033         UNSPECV_DELAY_CYCLES): new enumeration values
25034         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
25035         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
25036         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
25037         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
25038         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
25039         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
25040         "fmulsu"): New insns
25041
25042         * config/avr/avr-c.c: fix line endings
25043         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
25044         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
25045         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
25046         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
25047         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
25048
25049         * doc/extend.texi (AVR Built-in Functions): New node
25050         (Target Builtins): Add documentation of AVR
25051         built-in functions.
25052
25053 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
25054
25055         PR target/44643
25056         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
25057         alone. Error if non-const data has attribute progmem.
25058
25059 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25060
25061         * tree.h (struct tree_constructor): Include tree_typed instead of
25062         tree_common.
25063         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
25064         TS_TYPED instead of TS_COMMON.
25065
25066 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25067
25068         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
25069         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
25070         (sse2_psadbw): Merge with *avx_psadbw.
25071         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
25072         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
25073         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
25074         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
25075         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
25076         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
25077         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
25078         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
25079         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
25080         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
25081         (ssse3_palignrti): Merge with *avx_palignrti.
25082
25083 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25084
25085         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
25086         * tree-ssanames.c (fini_ssanames): VEC_free it.
25087         (make_ssa_name_fn): Update for VECness of free_ssanames.
25088         (release_ssa_name, release_dead_ssa_names): Likewise.
25089         * tree.h (struct tree_ssa_name): Include tree_typed instead of
25090         tree_common.
25091         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
25092         TS_TYPED instead of TS_COMMON.
25093
25094 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25095
25096         * postreload-gcse.c (gcse_after_reload_main): Add calls to
25097         statistics_counter_event.
25098         * tree-ssa-copyrename.c (stats): Define.
25099         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
25100         statistics_counter_event.
25101         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
25102         (bswap_stats, widen_mul_stats): Define.
25103         (insert_reciprocals): Increment rdivs_inserted.
25104         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
25105         rfuncs_inserted.  Add calls to statistics_counter_event.
25106         (execute_cse_sincos_1): Increment inserted.
25107         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
25108         statistics_counter_event.
25109         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
25110         of bswap_stats.  Add calls to statistics_counter_event.
25111         (convert_mult_to_widen): Increment widen_mults_inserted.
25112         (convert_plusminus_to_widen): Increment maccs_inserted.
25113         (convert_mult_to_fma): Increment fmas_inserted.
25114         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
25115         calls to statistics_counter_event.
25116
25117 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
25118
25119         PR rtl-optimization/48455
25120         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
25121         `temp_costs->mem_cost'.
25122
25123 2011-04-13  Jan Hubicka  <jh@suse.cz>
25124
25125         * ipa-inline.h: New file.
25126         * ipa-inline-analysis.c: New file. Broken out of ...
25127         * ipa-inline.c: ... this file; update toplevel comment;
25128         include ipa-inline.h
25129         (inline_summary): Move to ipa-inline.h
25130         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
25131         ipa-inline-analysis.c.
25132         (cgraph_estimate_time_after_inlining): Rename to
25133         estiamte_time_after_inlining; move to ipa-inline-analysis.c
25134         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
25135         to estimate_edge_growth.
25136         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
25137         rename to estimate_size_after_inlining.
25138         (cgraph_mark_inline_edge): Update for new naming convention.
25139         (cgraph_check_inline_limits): Likewise.
25140         (cgraph_edge_badness): Likewise.
25141         (cgraph_decide_recursive_inlining): Likewise.
25142         (cgraph_decide_inlining_of_small_functions): Likewise.
25143         (cgraph_decide_inlining_incrementally): Likewise.
25144         (cgraph_estimate_growth): Rename to estimate_growth; move to
25145         ipa-inline-analysis.c.
25146         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
25147         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
25148         (compute_inline_parameters): Likewise.
25149         (compute_inline_parameters_for_current): Likewise.
25150         (pass_inline_parameters): Likewise.
25151         (inline_indirect_intraprocedural_analysis): Likewise.
25152         (analyze_function): Rename to inline_analyze_function; likewise.
25153         (add_new_function): Move to ipa-inline-analysis.c.
25154         (inline_generate_summary): Likewise.
25155         (inline_read_summary): Likewise.
25156         (inline_write_summary): Likewise.
25157         * Makefile.in (ipa-inline-analysis.c): New file.
25158
25159 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25160
25161         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
25162         * configure: Regenerate.
25163
25164 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25165
25166         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
25167         instead of tree_common.
25168         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
25169         Likewise.
25170         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
25171         TS_TYPED rather than TS_COMMON.
25172         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
25173
25174 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
25175
25176         PR target/45263
25177         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
25178         r20 around calls of __tablejump_elpm__
25179
25180 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
25181
25182         PR middle-end/48591
25183         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
25184         NULL.
25185         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
25186
25187 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
25188
25189         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
25190         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
25191         (cfi_vec): New typedef.
25192         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
25193         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
25194         (cie_cfi_vec): New static variable.
25195         (cie_cfi_head): Delete.
25196         (add_cfi): Accept a cfi_vec * as first argument. All callers and
25197         declaration changed. Use vector rather than list operations.
25198         (new_cfi): Don't initialize the dw_cfi_next field.
25199         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
25200         rather than list operations.
25201         (lookup_cfa): Use vector rather than list operations.
25202         (output_cfis): New argument upto. Accept a cfi_vec rather than
25203         a dw_cfi_ref list head as argument. All callers changed.
25204         Iterate over the vector using upto as a maximum index.
25205         (output_all_cfis): New static function.
25206         (output_fde): Use vector rather than list operations. Use the
25207         new upto argument for output_cfis rather than manipulating a
25208         list.
25209         (dwarf2out_begin_prologue): Change initializations to match
25210         new struct members.
25211         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
25212         from the vector length rather than searching for the end of a list.
25213         Use output_all_cfis.
25214         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
25215
25216 2011-04-13  Nick Clifton  <nickc@redhat.com>
25217
25218         * config/rx/rx.md (movmemsi): Do not use this pattern when
25219         volatile pointers are involved.
25220
25221 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25222
25223         * config/i386/sse.md (pinsrbits): Remove.
25224         (sse2_packsswb): Merge with *avx_packsswb.
25225         (sse2_packssdw): Merge with *avx_packssdw.
25226         (sse2_packuswb): Merge with *avx_packuswb.
25227         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
25228         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
25229         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
25230         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
25231         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
25232         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
25233         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
25234         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
25235         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
25236         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
25237         (sse2_loadld): Merge with *avx_loadld.
25238         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
25239         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
25240         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
25241         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
25242         (vec_concatv2di): Merge with *vec_concatv2di_avx.
25243
25244 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
25245
25246         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
25247         calling TREE_CHAIN.
25248         * print-tree.c (print_node): Likewise.
25249         * tree-inline.c (copy_tree_r): Likewise.
25250         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
25251         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
25252         instead of TS_COMMON.
25253         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
25254         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
25255         (copy_node_stat): Zero TREE_CHAIN only if necessary.
25256         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
25257         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
25258         ...and these...
25259         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
25260         * tree.h: ...here.
25261         (TREE_CHAIN): Check for a TS_COMMON structure.
25262         (TREE_TYPE): Check for a TS_TYPED structure.
25263
25264 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
25265
25266         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25267         cgraph_get_create_node instead of cgraph_node.
25268
25269 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25270
25271         * c-parser.c (c_parser_initelt): Updated call to
25272         objc_build_message_expr.
25273         (c_parser_postfix_expression): Likewise.
25274
25275 2011-04-12  Kai Tietz  <ktietz@redhat.com>
25276
25277         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
25278         MASK_MS_BITFIELD_LAYOUT bit.
25279
25280 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25281
25282         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
25283         assert it is always true.
25284         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
25285         moves.
25286
25287 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25288
25289         * c-parser.c (c_lex_one_token): Rewritten conditional used when
25290         compiling Objective-C to be more efficient.
25291
25292 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
25293
25294         * opts-common.c (decode_cmdline_options_to_array): Remove variable
25295         argv_copied.
25296
25297 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25298
25299         * recog.h, genoutput.c, optabs.c: Revert last patch.
25300
25301 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
25302
25303         PR target/48090
25304         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
25305
25306 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25307
25308         * recog.h (insn_operand_data): Add an "allows_mem" field.
25309         * genoutput.c (output_operand_data): Initialize it.
25310         * optabs.c (maybe_legitimize_operand_same_code): New function.
25311         (maybe_legitimize_operand): Use it when matching the original
25312         op->value.
25313
25314 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25315
25316         * genpreds.c (process_define_predicate): Move most processing
25317         to gensupport.c.  Continue to validate the expression.
25318         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
25319         (process_define_predicate): Move processing to gensupport.c.
25320         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
25321         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
25322         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
25323         argument.
25324         (valid_predicate_name_p): New function, split out from old
25325         genpreds.c:process_define_predicate.
25326         (process_define_predicate): New function, combining code from
25327         old genpreds.c and genrecog.c functions.
25328         (process_rtx): Call it for DEFINE_PREDICATE and
25329         DEFINE_SPECIAL_PREDICATE.
25330
25331 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25332
25333         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
25334         size of a '%A' memory reference.
25335         (T_DREG, T_QREG): New neon_builtin_type_bits.
25336         (arm_init_neon_builtins): Assert that the load and store operands
25337         are neon_struct_operands.
25338         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
25339         (NEON_ARG_MEMORY): New builtin_arg.
25340         (neon_dereference_pointer): New function.
25341         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
25342         Handle NEON_ARG_MEMORY.
25343         (arm_expand_neon_builtin): Update after above interface changes.
25344         Use NEON_ARG_MEMORY for loads and stores.
25345         * config/arm/predicates.md (neon_struct_operand): New predicate.
25346         * config/arm/iterators.md (V_two_elem): Tweak formatting.
25347         (V_three_elem): Use BLKmode for accesses that have no associated mode.
25348         (V_four_elem): Tweak formatting.
25349         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
25350         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
25351         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
25352         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
25353         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
25354         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
25355         (neon_vst4<mode>): Replace pointer operand with a memory operand.
25356         Use %A in the output template.
25357         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
25358         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
25359         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
25360         the width of the memory access.  Remove post-increment.
25361         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
25362
25363 2011-04-12  Nick Clifton  <nickc@redhat.com>
25364
25365         * config/v850/v850.c (expand_prologue): Do not use the CALLT
25366         instruction for interrupt handlers if the target is the basic V850
25367         architecture.
25368         (expand_epilogue): Likewise.
25369
25370 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25371
25372         PR rtl-optimization/48549
25373         * combine.c (propagate_for_debug): Also stop after BB_END of
25374         this_basic_block.  Process LAST and just stop processing after it.
25375         (combine_instructions): If last_combined_insn has been deleted,
25376         set last_combined_insn to its PREV_INSN.
25377
25378 2011-04-12  Richard Guenther  <rguenther@suse.de>
25379
25380         PR tree-optimization/46076
25381         * gimple.h (struct gimple_statement_call): Add fntype field.
25382         (gimple_call_fntype): Adjust.
25383         (gimple_call_set_fntype): New function.
25384         * gimple.c (gimple_build_call_1): Set the call function type.
25385         * gimplify.c (gimplify_call_expr): Preserve the function
25386         type the frontend used for the call.
25387         (gimplify_modify_expr): Likewise.
25388         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
25389         function type.
25390         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
25391         function type.
25392         * tree-ssa.c (useless_type_conversion_p): Function pointer
25393         conversions are useless.
25394
25395 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25396
25397         * cgraph.h (cgraph_node): Remove function declaration.
25398         (cgraph_create_node): Declare.
25399         (cgraph_get_create_node): Likewise.
25400         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
25401         Updated all callers.
25402         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
25403         the decl does not already exist.  Call cgraph_get_create_node instead
25404         of cgraph_node.
25405         (cgraph_get_create_node): New function.
25406         (cgraph_same_body_alias): Update comment.
25407         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
25408         assert it does not return NULL.
25409         (cgraph_update_edges_for_call_stmt): Likewise.
25410         (cgraph_clone_edge): Likewise.
25411         (cgraph_create_virtual_clone): Likewise.
25412         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
25413         instead of cgraph_node.
25414         (cgraph_add_new_function): Call cgraph_create_node or
25415         cgraph_get_create_node instead of cgraph_node.
25416         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
25417         instead of cgraph_node.
25418         (record_eh_tables): Likewise.
25419         (mark_address): Likewise.
25420         (mark_load): Likewise.
25421         (build_cgraph_edges): Call cgraph_get_create_node instead
25422         of cgraph_node.
25423         (rebuild_cgraph_edges): Likewise.
25424         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
25425         instead of cgraph_node.
25426         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
25427         cgraph_node.
25428         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
25429         cgraph_create_node instead of cgraph_node.
25430         * c-decl.c (finish_function): Call cgraph_get_create_node instead
25431         of cgraph_node.
25432         * lto-cgraph.c (input_node): Likewise.
25433         * lto-streamer-in.c (input_function): Likewise.
25434         * varasm.c (mark_decl_referenced): Likewise.
25435         (assemble_alias): Likewise.
25436
25437 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25438
25439         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
25440         instead of cgraph_node and assert it does not return NULL.
25441         * lto-streamer-in.c (lto_read_body): Likewise.
25442         * omp-low.c (new_omp_context): Likewise.
25443         (create_task_copyfn): Likewise.
25444         * tree-emutls.c (lower_emutls_function_body): Likewise.
25445         * matrix-reorg.c (transform_allocation_sites): Likewise.
25446
25447 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25448
25449         PR c/48552
25450         * c-typeck.c (build_asm_expr): Error out on attempts to use
25451         void type outputs or inputs for constraints that allow reg or
25452         don't allow memory.
25453
25454 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
25455             Richard Earnshaw  <rearnsha@arm.com>
25456
25457         PR target/48250
25458         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
25459         to use sign-magnitude offsets. Reject unsupported unaligned
25460         cases. Add detailed description in comments.
25461         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
25462         condition from TARGET_32BIT to TARGET_ARM.
25463
25464 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
25465
25466         * tree.h (struct typed_tree): New.
25467         (struct tree_common): Include it instead of tree_base.
25468         (TREE_TYPE): Update for new location of type field.
25469         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
25470         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
25471         (union tree_node): Add typed field.
25472         * treestruct.def (TS_TYPED): New.
25473         * lto-streamer.c (check_handled_ts_structures): Handle it.
25474         * tree.c (MARK_TS_TYPED): New macro.
25475         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
25476
25477 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
25478
25479         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
25480         (force_nonfallthru): Do not alter the loop nest if no basic block
25481         was created.
25482
25483 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25484
25485         * config/i386/sse.md (VI): New mode iterator.
25486         (SSEMODEI): Remove.
25487         (AVX256MODEI): Ditto.
25488         (AVXMODEF4P): Ditto.
25489         (avxvecpsmode): Ditto.
25490         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
25491         (sse2_andnot<mode>3): New expander.
25492         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
25493         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
25494         (<any_logic:code><mode>3): Use VI mode iterator.
25495         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
25496         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
25497         (*andnottf3): Handle AVX three-operand constraints.
25498         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
25499
25500 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25501             Robert Millan  <rmh@gnu.org>
25502
25503         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
25504         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
25505         GNU_USER_DYNAMIC_LINKER64): Define.
25506         (REG_NAME): Don't undefine.
25507         (MD_UNWIND_SUPPORT): Undefine.
25508         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
25509         (REG_NAME): Don't undefine.
25510         (MD_UNWIND_SUPPORT): Undefine.
25511         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
25512
25513 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25514
25515         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
25516         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
25517
25518 2011-04-11  Xinliang David Li  <davidxl@google.com>
25519
25520         * value-profile.c (check_ic_target): New function.
25521         (gimple_ic_transform): Sanity check indirect call target.
25522         * gimple-low.c (gimple_check_call_args): Interface change.
25523         (gimple_check_call_matching_types): New function.
25524         * tree-inline.c (tree_can_inline_p): Call new function.
25525
25526 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
25527
25528         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
25529         tree-pretty-print.h & realmpfr.h.
25530
25531 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
25532
25533         PR middle-end/48464
25534         * ira.c (setup_pressure_classes): Fix typo in loop condition.
25535         (setup_allocno_and_important_classes): Ditto.
25536
25537 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25538
25539         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
25540         GNU_USER_DYNAMIC_LINKER.
25541         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
25542         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25543         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
25544         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25545         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25546         GNU_USER_TARGET_OS_CPP_BUILTINS.
25547         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
25548         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25549         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25550         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25551         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
25552         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25553         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25554         GNU_USER_TARGET_OS_CPP_BUILTINS.
25555         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25556         GNU_USER_DYNAMIC_LINKER.
25557         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25558         GNU_USER_TARGET_OS_CPP_BUILTINS.
25559         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
25560         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25561         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
25562         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25563         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
25564         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
25565         GNU_USER_DYNAMIC_LINKER64): Remove.
25566         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
25567         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25568         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25569         GNU_USER_DYNAMIC_LINKER.
25570         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25571         GNU_USER_TARGET_OS_CPP_BUILTINS.
25572         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25573         GNU_USER_TARGET_OS_CPP_BUILTINS.
25574         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
25575         to GNU_USER_TARGET_OS_CPP_BUILTINS.
25576         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25577         GNU_USER_TARGET_OS_CPP_BUILTINS.
25578         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
25579         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
25580         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25581         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
25582         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25583         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25584         GNU_USER_DYNAMIC_LINKER.
25585         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25586         GNU_USER_TARGET_OS_CPP_BUILTINS.
25587         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
25588         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25589         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25590         GNU_USER_DYNAMIC_LINKER.
25591         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25592         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25593         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
25594         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25595         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25596         GNU_USER_DYNAMIC_LINKER.
25597         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
25598         GNU_USER_DYNAMIC_LINKERN32.
25599         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
25600         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
25601         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
25602         GNU_USER_DYNAMIC_LINKER32.
25603         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
25604         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25605         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25606         GNU_USER_DYNAMIC_LINKER.
25607         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25608         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25609         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
25610         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25611         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25612         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
25613         GNU_USER_DYNAMIC_LINKER32.
25614         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25615         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
25616         GNU_USER_DYNAMIC_LINKER.
25617         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
25618         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25619         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25620         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
25621         GNU_USER_DYNAMIC_LINKER64.
25622         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
25623         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25624         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25625         GNU_USER_DYNAMIC_LINKER.
25626         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
25627         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25628         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25629         GNU_USER_DYNAMIC_LINKER.
25630         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
25631         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25632         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25633         GNU_USER_DYNAMIC_LINKER32.
25634         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25635         GNU_USER_DYNAMIC_LINKER64.
25636         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25637         GNU_USER_DYNAMIC_LINKER64.
25638         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
25639         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25640         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
25641         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25642         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25643
25644 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25645
25646         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
25647         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
25648         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
25649         GNU_USER_DYNAMIC_LINKER.
25650         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25651         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
25652         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
25653         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
25654         GNU_USER_DYNAMIC_LINKER64.
25655         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25656         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
25657         GNU_USER_LINK_EMULATION.
25658         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
25659         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
25660         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
25661         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
25662         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
25663         CPP_SPEC, CC1_SPEC): Remove.
25664         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
25665         (GNU_USER_DYNAMIC_LINKER): Define.
25666         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
25667         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
25668         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
25669         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
25670         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
25671         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
25672         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
25673         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
25674         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
25675         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
25676         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
25677         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
25678         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
25679         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
25680         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
25681         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
25682         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25683         GNU_USER_DYNAMIC_LINKER.
25684         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25685         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25686         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25687         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25688         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
25689         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
25690         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
25691         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
25692         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
25693         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
25694
25695 2011-04-11  Kai Tietz  <ktietz@redhat.com>
25696
25697         PR target/9601
25698         PR target/11772
25699         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
25700         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
25701         comment.
25702         (ix86_is_msabi_thiscall): Removed.
25703         (ix86_is_type_thiscall): Likewise.
25704         (ix86_get_callcvt): New function.
25705         (ix86_comp_type_attributes): Simplify check.
25706         (ix86_function_regparm): Use ix86_get_callcvt for calling
25707         convention attribute checks.
25708         (ix86_return_pops_args): Likewise.
25709         (ix86_static_chain): Likewise.
25710         (x86_this_parameter): Likewise.
25711         (x86_output_mi_thunk): Likewise.
25712         (ix86_function_type_abi): Optimize check for types without attributes.
25713         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
25714         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
25715         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
25716         by flag-values.
25717         (IX86_BASE_CALLCVT): Helper macro.
25718         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
25719         Use ix86_get_callcvt for calling convention attribute checks and avoid
25720         symbol-decoration for stdcall in TARGET_RTD case.
25721         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
25722         Likewise.
25723         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
25724         for declaration.
25725
25726 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25727
25728         * config/i386/sse.md (VI_128): New mode iterator.
25729         (VI12_128): Rename from SSEMODE12.
25730         (VI14_128): Rename from SSEMODE14.
25731         (VI124_128): New mode iterator.
25732         (VI24_128): Rename from SSEMODE248.
25733         (VI248_128): Rename from SSEMODE248.
25734         (SSEMODE124C8): Remove.
25735         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
25736         (*sse2_<plusminus_insn><mode>3): Merge with
25737         *avx_<plusminus_insn><mode>3.
25738         (*mulv8hi3): Merge with *avx_mulv8hi3.
25739         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
25740         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
25741         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
25742         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
25743         (ashr<mode>3): Merge with *avx_ashr<mode>3.
25744         (lshr<mode>3): Merge with *avx_lshr<mode>3.
25745         (ashl<mode>3): Merge with *avx_ashl<mode>3.
25746         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
25747         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
25748         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
25749         (*<smaxmin:code>v8hi3): Ditto.
25750         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
25751         (*<smaxmin:code>v16qi3): Ditto.
25752         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
25753         (*sse2_eq<mode>3): Ditto.
25754         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
25755         (*sse2_gt<mode>3): Ditto.
25756         (vcondv2di): Split out of vcond<mode>.
25757         (vconduv2di): Split out of vcondu<mode>.
25758
25759 2011-04-11  Richard Guenther  <rguenther@suse.de>
25760
25761         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
25762         before calling tree_low_cst.
25763
25764 2011-04-11  Richard Guenther  <rguenther@suse.de>
25765
25766         * stor-layout.c (layout_type): Compute all array index size operations
25767         in the original type.
25768         (initialize_sizetypes): Add comment.
25769         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
25770
25771 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25772
25773         * common.opt (Tbss=, Tdata=, Ttext=): New options.
25774
25775 2011-04-11  Martin Jambor  <mjambor@suse.cz>
25776
25777         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
25778         of cgraph_node, handle NULL return value.
25779         (cgraph_global_info): Likewise.
25780         (cgraph_rtl_info): Likewise.
25781         * tree-inline.c (estimate_num_insns): Likewise.
25782         * gimplify.c (unshare_body): Likewise.
25783         (unvisit_body): Likewise.
25784         (gimplify_body): Likewise.
25785         * predict.c (optimize_function_for_size_p): Likewise.
25786         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
25787         (call_may_clobber_ref_p_1): Likewise.
25788         * varasm.c (function_section_1): Likewise.
25789         (assemble_start_function): Likewise.
25790
25791 2011-04-11  Martin Jambor  <mjambor@suse.cz>
25792
25793         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
25794         of cgraph_node.
25795         * final.c (rest_of_clean_state): Likewise.
25796         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
25797         * passes.c (pass_init_dump_file): Likewise.
25798         (execute_all_ipa_transforms): Likewise.
25799         (function_called_by_processed_nodes_p): Likewise.
25800         * predict.c (maybe_hot_frequency_p): Likewise.
25801         (probably_never_executed_bb_p): Likewise.
25802         (compute_function_frequency): Likewise.
25803         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
25804         (unnest_nesting_tree_1): Likewise.
25805         (lower_nested_functions): Likewise.
25806         * tree-optimize.c (execute_fixup_cfg): Likewise.
25807         (tree_rest_of_compilation): Likewise.
25808         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
25809         * tree-sra.c (ipa_early_sra): Likewise.
25810         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
25811         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
25812         * ipa.c (record_cdtor_fn): Likewise.
25813         * ipa-inline.c (cgraph_early_inlining): Likewise.
25814         (compute_inline_parameters_for_current): Likewise.
25815         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
25816         * ipa-pure-const.c (local_pure_const): Likewise.
25817         * ipa-split.c (split_function): Likewise.
25818         (execute_split_functions): Likewise.
25819         * cgraphbuild.c (build_cgraph_edges): Likewise.
25820         (rebuild_cgraph_edges): Likewise.
25821         (cgraph_rebuild_references): Likewise.
25822         (remove_cgraph_callee_edges): Likewise.
25823         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
25824         (verify_cgraph_node): Likewise.
25825         (cgraph_analyze_functions): Likewise.
25826         (cgraph_preserve_function_body_p): Likewise.
25827         (save_inline_function_body): Likewise.
25828         (save_inline_function_body): Likewise.
25829         * tree-inline.c (copy_bb): Likewise.
25830         (optimize_inline_calls): Likewise.
25831
25832 2011-04-11  Martin Jambor  <mjambor@suse.cz>
25833
25834         PR tree-optimization/48195
25835         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
25836         ipa_check_create_edge_args.
25837         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
25838         ipa_check_create_edge_args.
25839         * ipa-inline.c (inline_generate_summary): Do not call
25840         ipa_check_create_node_params and ipa_check_create_edge_args.
25841         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
25842         ipa_check_create_edge_args.
25843
25844 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
25845
25846         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
25847         instead of loop.
25848         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
25849         * function.c (record_hard_reg_sets): Likewise.
25850         * ira.c (compute_regs_asm_clobbered): Likewise.
25851         * sched-deps.c (sched_analyze_1): Likewise.
25852         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
25853
25854 2011-04-09  Xinliang David Li  <davidxl@google.com>
25855
25856         PR tree-optimization/PR48484
25857         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
25858         has_valid_pred lazily
25859
25860 2011-04-09  Duncan Sands  <baldrick@free.fr>
25861
25862         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
25863
25864 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
25865
25866         * combine.c (combine_validate_cost): Adjust comments.  Set registered
25867         cost of I0 to zero at the end, if any.
25868
25869 2011-04-08  Xinliang David Li  <davidxl@google.com>
25870
25871         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
25872         to insane profile data.
25873
25874 2011-04-08  Xinliang David Li  <davidxl@google.com>
25875
25876         * ipa-cp.c (ipcp_update_profiling): Correct
25877          negative scale factor due to insane profile data.
25878
25879 2011-04-08  Xinliang David Li  <davidxl@google.com>
25880
25881         * final.c (dump_basic_block_info): New function.
25882         (final): Dump basic block.
25883         (final_scan_insn): Remove old dump.
25884
25885 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
25886
25887         PR target/47829
25888         * config.gcc (i386-*-freebsd): Disable unwind table generation for
25889         crtbegin/crtend.
25890
25891 2011-04-08  Michael Matz  <matz@suse.de>
25892
25893         PR middle-end/48389
25894         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
25895         functions.
25896         (rebuild_jump_labels): Call rebuild_jump_labels_1.
25897         * rtl.h (rebuild_jump_labels_chain): Declare.
25898         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
25899         insns inserted on edges.
25900
25901 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
25902
25903         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
25904         * config/arm/arm-arches.def: New.
25905         * config/arm/arm-opts.h: New.
25906         * config/arm/genopt.sh: New.
25907         * config/arm/arm-tables.opt: New (generated).
25908         * config/arm/arm.c (arm_handle_option, arm_target_help,
25909         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
25910         (all_architectures): Get most table contents from arm-arches.def.
25911         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
25912         arm_selected_tune here.
25913         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
25914         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
25915         (march=, mcpu=, mtune=): Use Enum and Var.
25916         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
25917         (arm.o): Update dependencies.
25918
25919 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
25920
25921         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
25922         of header_file.
25923         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
25924         (write_typed_alloc_defns): Likewise.
25925         (main): Calls write_typed_alloc_defns with output_header.
25926
25927 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
25928
25929         PR inline-asm/48435
25930         * ira-color.c (setup_profitable_hard_regs): Add comments.
25931         Don't take prohibited hard regs into account.
25932         (setup_conflict_profitable_regs): Rename to
25933         get_conflict_profitable_regs.
25934         (check_hard_reg_p): Check prohibited hard regs.
25935
25936 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
25937
25938         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
25939         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
25940         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
25941
25942 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25943
25944         PR target/48366
25945         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
25946         move from floating point to shift amount register.
25947         (emit_move_sequence): Remove secondary reload support for floating
25948         point to shift amount amount register copies.
25949         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
25950         amount register copies.
25951         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
25952         register, return false if mode isn't a scalar integer mode.
25953         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
25954
25955 2011-04-08  Richard Guenther  <rguenther@suse.de>
25956
25957         * gimple.c (gimple_call_flags): Remove kludge.
25958
25959 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
25960
25961         * sel-sched.c (sel_region_init): Move call to
25962         sel_setup_region_sched_flags after setup_current_loop_nest.
25963
25964 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
25965
25966         PR rtl-optimization/48272
25967         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
25968         init_insn_reg_pressure_info.  Adjust a caller.
25969         * sched-int.h (init_insn_reg_pressure_info): Declare.
25970         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
25971         when sched-pressure is enabled.
25972
25973 2011-04-08  Richard Guenther  <rguenther@suse.de>
25974
25975         * gimple.c (gimple_set_modified): Do not queue calls to
25976         MODIFIED_NORETURN_CALLS here ...
25977         * tree-ssa-operands.c (update_stmt_operands): ... but here.
25978
25979 2011-04-08  Richard Guenther  <rguenther@suse.de>
25980
25981         PR lto/48467
25982         * toplev.c (lang_dependent_init): Do not open asm_out_file
25983         in WPA mode, nor perform debug machinery initialization.
25984         (finalize): Do not unlink asm_out_file in WPA mode.
25985
25986 2011-04-08  Richard Guenther  <rguenther@suse.de>
25987
25988         * gimple.h (gimple_call_fntype): New function.
25989         (gimple_call_return_type): Use it.
25990         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
25991         * gimple-low.c (gimple_check_call_args): Likewise.
25992         * gimple.c (gimple_call_flags): Likewise.
25993         (gimple_call_arg_flags): Likewise.
25994         (gimple_call_return_flags): Likewise.
25995         * tree-cfg.c (verify_gimple_call): Likewise.
25996         (do_warn_unused_result): Likewise.
25997         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
25998         * value-prof.c (gimple_ic_transform): Fix fndecl check.
25999
26000 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
26001
26002         PR rtl-optimization/48235
26003         * sel-sched.c (code_motion_process_successors): Recompute the last
26004         insn in basic block if control flow changed.
26005         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
26006         Update condition for ilist_remove.
26007
26008 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26009
26010         PR rtl-optimization/48302
26011         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
26012         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
26013         it to record added preheader blocks.
26014         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
26015         on to sel_add_loop_preheaders.
26016         (sel_region_init): Move call to setup_current_loop_nest after
26017         sel_init_bbs.
26018
26019 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26020
26021         PR target/48273
26022         * cfgloop.h (loop_has_exit_edges): New helper.
26023         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
26024         non-clonable.
26025         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
26026         that have no exit edges.
26027
26028 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26029
26030         PR rtl-optimization/48442
26031         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
26032         all callers.  Adjust assert.
26033
26034 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
26035
26036         PR tree-optimization/48377
26037         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
26038         is_packed to true even for types with smaller TYPE_ALIGN than
26039         TYPE_SIZE.
26040
26041 2011-04-08  Richard Guenther  <rguenther@suse.de>
26042
26043         PR bootstrap/48513
26044         * doc/tm.texi: Re-generate.
26045
26046 2011-04-08  Wei Guozhi  <carrot@google.com>
26047
26048         PR target/47855
26049         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
26050         * config/arm/arm.c (arm_attr_length_push_multi): New function.
26051         * config/arm/arm.md (*push_multi): Change the length computation to
26052         call a C function.
26053
26054 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
26055
26056         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
26057         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
26058         * doc/tm.texi: Regenerate.
26059         * system.h (ASM_OUTPUT_BSS): Poison.
26060         * varasm.c (asm_output_bss): Remove function.
26061         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
26062
26063         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
26064         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
26065         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
26066         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26067         Likewise.
26068         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26069         Likewise.
26070         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26071         Likewise.
26072         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
26073
26074 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26075
26076         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
26077         EnumValue lines.
26078
26079 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26080
26081         * config/m68k/m68k.c (m68k_handle_option): Don't handle
26082         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
26083         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
26084         OPT_mcpu32.
26085         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26086         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
26087         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
26088         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
26089         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
26090         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
26091         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26092         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
26093         options.  Don't map other m68k options manually.  Don't handle
26094         old-style options as canonical.
26095         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26096         * doc/install.texi (m68k-*-*): Document binutils version requirement.
26097
26098 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
26099
26100         * basic-block.h (force_nonfallthru): Move to...
26101         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
26102         (force_nonfallthru): ...here.
26103         * cfghooks.c (force_nonfallthru): New function.
26104         * cfgrtl.c (force_nonfallthru): Rename into...
26105         (rtl_force_nonfallthru): ...this.
26106         (commit_one_edge_insertion): Do not set AUX field.
26107         (commit_edge_insertions): Do not discover new basic blocks.
26108         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
26109         (cfg_layout_rtl_cfg_hooks): Likewise.
26110         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
26111         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
26112         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
26113
26114 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
26115
26116         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
26117         Remove macros.
26118
26119 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
26120
26121         * config/i386/sse.md: Update copyright year.
26122         (avxcvtvecmode): Remove.
26123         (sse_movhlps): Merge with *avx_movhlps.
26124         (sse_movlhps): Merge with *avx_movlhps.
26125         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
26126         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
26127         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
26128         (sse_loadhps): Merge with *avx_loadhps.
26129         (sse_storelps): Merge with *avx_storelps.
26130         (sse_loadlps): Merge with *avx_loadlps.
26131         (sse_movss): Merge with *avx_movss.
26132         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
26133         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
26134         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
26135         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
26136         (vec_set<mode>_0): Ditto.
26137         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
26138         (sse4_1_insertps): Merge with *avx_insertps.
26139         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
26140         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
26141         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
26142         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
26143         (sse2_storehpd): Merge with *avx_storehpd.
26144         (sse2_loadhpd): Merge with *avx_loadhpd.
26145         (sse2_loadlpd): Merge with *avx_loadlpd.
26146         (sse2_movsd): Merge with *avx_movsd.
26147         (*vec_concatv2df): Merge with *vec_concatv2df.
26148
26149 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
26150
26151         PR debug/48343
26152         * combine.c (combine_instructions): Add last_combined_insn,
26153         update it if insn is after it, pass it to all try_combine calls.
26154         (try_combine): Add last_combined_insn parameter, pass it instead of
26155         i3 to propagate_for_debug.
26156
26157 2011-04-07  Nick Clifton  <nickc@redhat.com>
26158
26159         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
26160         to handle MDR <-> data register transfers.
26161         (movhi_internal): Likewise.
26162
26163 2011-04-07  Alan Modra  <amodra@gmail.com>
26164
26165         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
26166         previous stack info.
26167
26168 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26169
26170         PR target/43920
26171         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
26172         flow_find_cross_jump.  Swap variables to implement backward replacement.
26173         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
26174
26175 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26176
26177         PR target/43920
26178         * cfgcleanup.c (walk_to_nondebug_insn): New function.
26179         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
26180         and bb2.
26181         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
26182         src1 or src2.  Redirect edges to the last basic block.  Update
26183         frequency and count on multiple basic blocks in case of fallthru.
26184
26185 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26186
26187         PR target/43920
26188         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
26189         function.
26190         (old_insns_match_p): Change return type.  Replace return false/true
26191         with return dir_none/dir_both.  Use can_replace_by.
26192         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
26193         direction from dir_p.  Register replacement direction in dir, last_dir
26194         and afterlast_dir.  Handle new return type of old_insns_match_p using
26195         merge_dir.  Return replacement direction in dir_p.
26196         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
26197         return type of old_insns_match_p.
26198         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
26199         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
26200         flow_find_cross_jump.
26201         * basic-block.h (enum replace_direction): New type.
26202         (flow_find_cross_jump): Add parameter to declaration.
26203
26204 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26205
26206         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
26207         (AVXMODEDCVTPS2DQ): Ditto.
26208         (VEC_FLOAT_MODE): Ditto.
26209         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
26210         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26211         (<any_logic:code><mode>3): Use VF mode iterator.
26212         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
26213         Use VF mode iterator.
26214         (copysign<mode>3): Use VF mode iterator.
26215         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
26216         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26217         (*<any_logic:code><MODEF:mode>3): Merge with
26218         *avx_<any_logic:code><MODEF:mode>3.
26219         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
26220         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
26221         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
26222         (avx_cvtdq2ps<avxmodesuffix>): Remove.
26223         (sse2_cvtdq2ps): Use %v modifier.
26224         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
26225         (avx_cvtps2dq<avxmodesuffix>): Remove.
26226         (sse2_cvtps2dq): Use %v modifier.
26227         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
26228         (avx_cvttps2dq<avxmodesuffix>): Remove.
26229         (sse2_cvttps2dq): Use %v modifier.
26230         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
26231         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
26232         (sse2_cvtsd2siq): Fix insn template.
26233         (sse2_cvtsd2siq_2): Ditto.
26234         (sse2_cvttsd2siq): Ditto.
26235         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
26236         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
26237
26238 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26239
26240         * gcov-io.c: Use GCC Runtime Library Exception.
26241
26242 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
26243
26244         PR debug/48466
26245         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
26246         as base_reg whatever register reg has been eliminated to, instead
26247         of hardcoding STACK_POINTER_REGNUM.
26248
26249 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26250
26251         * doc/tm.texi.in: Document C target hooks as separate from general
26252         target hooks.
26253         * doc/tm.texi: Regenerate.
26254         * genhooks.c (struct hook_desc): Add docname field.
26255         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
26256         docname field.
26257         (hook_array): Include c-target.def.
26258         (emit_documentation): Use docname field in output.
26259         (emit_init_macros): Take docname argument.  Only emit definitions
26260         for hooks matching docname.
26261         (main): Expect additional arguments in all cases.  Pass argument
26262         to emit_init_macros.
26263         * target.def: Move initial macro definitions and comments to
26264         target-hooks-macros.h.
26265         (gcc_targetcm): Move to c-family/c-target.def.
26266         * target.h (targetcm): Move declaration to c-family/c-target.h.
26267         * targhooks.c (default_handle_c_option): Move to
26268         c-family/c-opts.c.
26269         * targhooks.h (default_handle_c_option): Move declaration to
26270         c-family/c-common.h.
26271         * target-hooks-macros.h: New file.
26272         * config.gcc (target_has_targetcm): Define and use to add to
26273         c_target_objs and cxx_target_objs.
26274         * config/default-c.c: New file.
26275         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
26276         of target.h and target-def.h.
26277         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
26278         (darwin_objc_construct_string, darwin_cfstring_ref_p,
26279         darwin_check_cfstring_format_arg): Make static.
26280         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26281         TARGET_STRING_OBJECT_REF_TYPE_P,
26282         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
26283         * config/darwin-protos.h (darwin_objc_construct_string,
26284         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
26285         declare.
26286         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26287         TARGET_STRING_OBJECT_REF_TYPE_P,
26288         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
26289         * config/t-darwin (darwin-c.o): Update dependencies.
26290         * system.h (TARGET_HAS_TARGETCM): Poison.
26291         * Makefile.in (TARGET_H): Update.
26292         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
26293         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
26294         (default-c.o): New target.
26295         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
26296         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
26297         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
26298         c-target.def.
26299         (build/genhooks.o): Update dependencies.
26300
26301 2011-04-06  Richard Guenther  <rguenther@suse.de>
26302
26303         * ipa-inline.c (enum inlining_mode): Remove.
26304         (cgraph_flatten): Use some other token.
26305         (cgraph_edge_early_inlinable_p): New function, split out from ...
26306         (cgraph_perform_always_inlining): New function, split out from ...
26307         (cgraph_decide_inlining_incrementally): ... here.
26308         (cgraph_mark_inline_edge): Adjust.
26309         (cgraph_early_inlining): Re-structure.
26310         (pass_early_inline): Require SSA form.
26311
26312 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
26313             Julian Brown  <julian@codesourcery.com>
26314             Mark Shinwell  <shinwell@codesourcery.com>
26315
26316         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
26317         LO_REGS only for Thumb-1.
26318         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
26319         be used in short instructions when optimising for size on Thumb-2.
26320
26321 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26322
26323         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
26324         associated with user returns to be preserved.
26325
26326 2011-04-06  Tristan Gingold  <gingold@adacore.com>
26327
26328         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
26329         symbol_queue_size, DBXOUT_DECR_NESTING,
26330         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
26331         if XCOFF_DEBUGGING_INFO.
26332
26333 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26334
26335         * config/i386/i386.md (attribute isa): New.
26336         (attribute enabled): New.
26337         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
26338         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
26339         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
26340         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
26341         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
26342         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26343         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
26344         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
26345
26346         * config/i386/sse.md (VF): New mode iterator.
26347         (VF1): Ditto.
26348         (VF2): Ditto.
26349         (VF_128): Ditto.
26350         (SSEMODEF4): Remove.
26351         (attribute sse): Handle V8SF and V4DF modes.
26352         (<absneg:code><mode>2): Use VF mode iterator.
26353         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
26354         mode iterator.
26355         (<plusminus_insn><mode>3): Use VF mode iterator.
26356         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26357         Use VF mode iterator.
26358         (<sse>_vm<plusminus_insn><mode>3): Merge with
26359         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
26360         (mul<mode>3): Use VF mode iterator.
26361         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
26362         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
26363         mode iterator.
26364         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
26365         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
26366         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
26367         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
26368         mode iterator.
26369         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
26370         Use VF1 mode iterator.
26371         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
26372         (sqrt<VF2:mode>2): New expander.
26373         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
26374         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
26375         and sqrtv2df2.  Use VF mode iterator.
26376         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
26377         mode iterator.
26378         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
26379         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
26380         Use VF1 mode iterator.
26381         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
26382         (<smaxmin:code><mode>3): Use VF mode iterator.
26383         (*<smaxmin:code><mode>3_finite): Merge with
26384         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
26385         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26386         (<sse>_vm<smaxmin:code><mode>2): Merge with
26387         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
26388         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
26389         mode iterator.
26390         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
26391         mode iterator.
26392         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
26393         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
26394         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
26395         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
26396         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
26397         VF mode iterator.
26398         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
26399         Use VF_128 mode iterator.
26400         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
26401         mode iterator.
26402         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
26403         VF_128 mode iterator.
26404         (vcond<mode>): Use VF mode iterator.
26405         * config/i386/predicates.md (sse_comparison_operator): Merge with
26406         avx_comparison_float_operator.  Do not declare as special_predicate.
26407         * config/i386/i386.c (struct builtin_description): Update for renamed
26408         compare patterns.
26409         (ix86_expand_args_builtin): Ditto.
26410         (ix86_expand_sse_compare_mask): Ditto.
26411
26412 2011-04-06  Richard Guenther  <rguenther@suse.de>
26413
26414         * tree-inline.c (estimate_num_insns): For calls simply account
26415         for all passed arguments and a used return value.
26416
26417 2011-04-06  Richard Guenther  <rguenther@suse.de>
26418
26419         PR tree-optimization/47663
26420         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
26421         call_stmt_time fields.
26422         (cgraph_edge_inlinable_p): Declare.
26423         (cgraph_edge_recursive_p): New inline function.
26424         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
26425         (cgraph_clone_edge): Copy it.
26426         * ipa-inline.c (cgraph_estimate_edge_time): New function.
26427         Account for call stmt time.
26428         (cgraph_estimate_time_after_inlining): Take edge argument.
26429         (cgraph_estimate_edge_growth): Account call stmt size.
26430         (cgraph_estimate_size_after_inlining): Take edge argument.
26431         (cgraph_mark_inline_edge): Adjust.
26432         (cgraph_check_inline_limits): Likewise.
26433         (cgraph_recursive_inlining_p): Remove.
26434         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
26435         (cgraph_decide_recursive_inlining): Take edge argument and
26436         adjust.
26437         (cgraph_decide_inlining_of_small_functions): Do not avoid
26438         diags for recursive inlining here.
26439         (cgraph_flatten): Adjust.
26440         (cgraph_decide_inlining_incrementally): Likewise.
26441         (estimate_function_body_sizes): Remove call cost handling.
26442         (compute_inline_parameters): Initialize caller edge call costs.
26443         (cgraph_estimate_edge_growth): New function.
26444         (cgraph_estimate_growth): Use it.
26445         (cgraph_edge_badness): Likewise.
26446         (cgraph_check_inline_limits): Take an edge argument.
26447         (cgraph_decide_inlining_of_small_functions): Adjust.
26448         (cgraph_decide_inlining): Likewise.
26449         * tree-inline.c (estimate_num_insns): Only account for call
26450         return value if it is used.
26451         (expand_call_inline): Avoid diagnostics on recursive inline
26452         functions here.
26453         * lto-cgraph.c (lto_output_edge): Output edge call costs.
26454         (input_edge): Input edge call costs.
26455
26456 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26457
26458         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
26459
26460 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
26461
26462         * doc/invoke.texi (Spec Files): Fix typo.
26463
26464 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26465
26466         * profile.c (branch_prob): Move declaration of local variable.  Remove
26467         obsolete ??? comment.  Expand the location explicitly instead of using
26468         the LOCATION_FILE and LOCATION_LINE macros.
26469
26470 2011-04-06  Wei Guozhi  <carrot@google.com>
26471
26472         PR target/47855
26473         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
26474         (arm_cond_branch): Likewise.
26475         (arm_cond_branch_reversed): Likewise.
26476         (arm_jump): Likewise.
26477         (push_multi): Likewise.
26478         * config/arm/constraints.md (Py): New constraint.
26479
26480 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26481
26482         PR bootstrap/48471
26483         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
26484         Move these...
26485         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
26486         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
26487         #ifdef DBX_DEBUGGING_INFO.
26488
26489 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
26490
26491         PR bootstrap/48403
26492         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
26493         if old and new states differ.
26494
26495 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26496
26497         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
26498         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
26499         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26500         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
26501         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
26502         mcfv4e): Use Alias.
26503         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
26504         ColdFire options to -mcpu= options.
26505
26506 2011-04-05  Jeff Law  <law@redhat.com>
26507
26508         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
26509         check if BB is a successor of LOOP->header and return
26510         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
26511
26512 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26513
26514         * cprop.c (struct reg_use): Remove.
26515         (reg_use_table): Make an array of RTX.
26516         (find_used_regs, constprop_register, local_cprop_pass,
26517         bypass_block): Simplify users of reg_use_table.
26518         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
26519         on one of the uses found by find_used_regs.
26520
26521 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26522
26523         PR bootstrap/48469
26524         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
26525         declaration.
26526
26527 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26528
26529         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
26530         as an rtx.
26531         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
26532
26533 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26534
26535         PR middle-end/48441
26536         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
26537
26538 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26539
26540         * combine.c: Include obstack.h.
26541         (struct insn_link): Define.
26542         (uid_log_links): Adjust type.
26543         (FOR_EACH_LOG_LINK): New macro.
26544         (insn_link_obstack): Declare.
26545         (alloc_insn_link): Define.
26546         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
26547         type of link variables.
26548         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
26549         (try_combine, record_promoted_values, distribute_notes): Likewise.
26550         (distribute_links): Likewise.  Tweak prototype.
26551         (clear_log_links): Delete.
26552         (adjust_for_new_dest): Call alloc_insn_link.
26553         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
26554
26555 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26556
26557         * gcse.c (modify_mem_list): Convert to an array of VECs.
26558         (canon_modify_mem_list, compute_transp): Tweak formatting.
26559         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
26560         (load_killed_in_block_p): Likewise.
26561         (record_last_mem_set_info): Likewise.
26562         (clear_modify_mem_tables): Likewise.
26563
26564 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26565
26566         PR middle-end/48461
26567         * function.c (emit_use_return_register_into_block): Only define if
26568         HAVE_return.
26569
26570 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
26571
26572         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
26573
26574 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26575
26576         * config/rx/rx-opts.h: New.
26577         * config/rx/rx.c (rx_cpu_type): Remove.
26578         (rx_handle_option): Don't assert that global structures are in
26579         use.  Access variables via opts pointer.  Defer most handling of
26580         OPT_mint_register_.  Use error_at.
26581         (rx_option_override): Handle deferred OPT_mint_register_ here.
26582         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
26583         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
26584         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
26585         (rx_cpu_types): New Enum and EnumValue entries.
26586         (mint-register=): Use Defer and use Var accordingly.
26587
26588 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26589
26590         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
26591         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
26592         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
26593         Move these...
26594         (debug_free_queue, debug_nesting, symbol_queue_index):
26595         ...and these...
26596         * dbxout.c: ...to here.  Make static.
26597
26598 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26599
26600         * gcse.c (modify_pair): Define.  Define a VEC of it.
26601         (canon_modify_mem_list): Convert to an array of VECs.
26602         (free_insn_expr_list_list): Delete.
26603         (clear_modify_mem_tables): Call VEC_free instead.
26604         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
26605         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
26606         (canon_list_insert, compute_transp): Likewise.
26607
26608 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26609
26610         PR target/43920
26611         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
26612         for size.
26613
26614 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26615
26616         PR target/43920
26617         * function.c (emit_use_return_register_into_block): New function.
26618         (thread_prologue_and_epilogue_insns): Use
26619         emit_use_return_register_into_block.
26620
26621 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26622
26623         PR target/43920
26624         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
26625         insn.
26626
26627 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26628
26629         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
26630
26631 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
26632
26633         * config/arm/arm.md (define_constants for unspec): Replace with
26634         define_c_enum.
26635         (define_constants for unspecv): Replace with define_c_enum.
26636         * config/arm/neon.md (define_constants for unspec): Replace with
26637         define_c_enum.
26638
26639 2011-04-04  Richard Henderson  <rth@redhat.com>
26640
26641         PR bootstrap/48400
26642         * dwarf2out.c (output_line_info): Always emit line info from
26643         at least one section.
26644         (dwarf2out_init): Create text_section_line_info here ...
26645         (set_cur_line_info_table): ... not here.
26646
26647 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
26648
26649         PR target/48380
26650         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
26651         not called.
26652
26653         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
26654
26655 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
26656
26657         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
26658         (expr_equiv_p): Remove.
26659         (insert_set_in_table): Look at <dest, src> pair instead of expr.
26660         (hash_scan_set): Update call to insert_set_in_table.
26661         (dump_hash_table): Dump <dest, src> pair.
26662         (lookup_set): Simplify.  Lookup <dest, src> pair.
26663         (compute_transp): Remove, fold heavily simplified code into...
26664         (compute_local_properties): ...here.  Expect COMP and TRANSP
26665         unconditionally.
26666         (find_avail_set): Take set directly from struct expr.
26667         (find_bypass-set): Likewise.
26668         (bypass_block): Likewise.
26669         (cprop_insn): Likewise.  Remove redundant INSN_P test.
26670
26671         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
26672         checks on form of COND from find_implicit_sets to here.
26673         (find_implicit_sets): Cleanup control flow. Split critical edges
26674         if it exposes implicit sets.  Allocate/resize implicit_sets as
26675         necessary.
26676         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
26677         changed something.  Run df_analyze after find_implicit_sets if any
26678         edges were split.  Do not allocate implicit_sets here.
26679
26680         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
26681         (gcse_obstack): Renamed to cprop_obstack.
26682         (GNEW, GNEWVEC, GNEWVAR): Remove.
26683         (gmalloc): Remove.
26684         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
26685         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
26686         (gcse_alloc): Likewise, and rename to cprop_alloc.
26687         (alloc_gcse_men, free_gcse_mem): Remove.
26688         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
26689         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
26690         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
26691
26692         * cprop.c (oprs_not_set_p): Remove.
26693         (mark_set, mark_clobber): Remove.
26694         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
26695         (reg_not_set_p): New function.
26696         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
26697         (cprop_insn): Likewise.
26698         (cprop_jump): Use FOR_EACH_EDGE.
26699
26700 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
26701
26702         PR bootstrap/48403
26703         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
26704         (rank_for_schedule): Use scheduled_insns vector instead of
26705         last_scheduled_insn.
26706         (ok_for_early_queue_removal): Likewise.
26707         (queue_to_ready): Search forward in nonscheduled_insns_begin if
26708         we have a dbg_cnt.
26709         (choose_ready): Likewise.
26710         (commit_schedule): Use VEC_iterate.
26711         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
26712         a dbg_cnt, use it and ensure the first insn is in the ready list.
26713         (haifa_sched_init): Allocate scheduled_insns.
26714         (sched_extend_ready_list): Don't allocate it; reserve space.
26715         (haifa_sched_finish): Free it.
26716
26717 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
26718
26719         * optc-gen.awk: Always remove type from Variable entry before
26720         recording in var_seen.
26721
26722 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
26723
26724         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
26725         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
26726         call to tidy_fallthru_edges.
26727
26728 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
26729
26730         * doc/options.texi (ToLower): Document.
26731         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
26732         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
26733         * opts.h (cl_option): Add cl_tolower field.
26734         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
26735         arguments with lowercase strings.
26736         * config/rx/rx.opt (mcpu=): Add ToLower.
26737         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
26738         argument.
26739
26740 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
26741
26742         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
26743
26744 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
26745
26746         * config/vax/vax.c: Include reload.h.
26747
26748 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
26749
26750         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
26751         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
26752         (sparc_preferred_reload_class): New function.
26753
26754 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
26755
26756         PR debug/48401
26757         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
26758         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
26759
26760 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
26761
26762         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
26763         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
26764
26765 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
26766
26767         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
26768         (ASM_OUTPUT_ALIGNED_BSS): Define.
26769
26770 2011-04-03  Michael Matz  <matz@suse.de>
26771
26772         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
26773         and next_slot members.
26774         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
26775         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
26776         (lto_streamer_cache_append): Declare.
26777         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
26778         unsigned index, remove offset parameter, ensure that we append
26779         or update existing entries.
26780         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
26781         parameter, update next_slot for append.
26782         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
26783         parameter.
26784         (lto_streamer_cache_insert_at): Likewise.
26785         (lto_streamer_cache_append): New function.
26786         (lto_streamer_cache_lookup): Use unsigned index.
26787         (lto_streamer_cache_get): Likewise.
26788         (lto_record_common_node): Don't test tree_node_can_be_shared.
26789         (preload_common_node): Adjust call to lto_streamer_cache_insert.
26790         (lto_streamer_cache_delete): Don't free offsets member.
26791         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
26792         (lto_output_string_with_length): Use lto_output_data_stream.
26793         (lto_output_tree_header): Remove ix parameter, don't write it.
26794         (lto_output_builtin_tree): Likewise.
26795         (lto_write_tree): Adjust callers to above, don't track and write
26796         offset, write unsigned index.
26797         (output_unreferenced_globals): Don't emit all global vars.
26798         (write_global_references): Use unsigned indices.
26799         (lto_output_decl_state_refs): Likewise.
26800         (write_symbol): Likewise.
26801         * lto-streamer-in.c (lto_input_chain): Move earlier.
26802         (input_function): Use unsigned index.
26803         (input_alias_pairs): Don't read and then ignore all global vars.
26804         (lto_materialize_tree): Remove ix_p parameter, don't read index,
26805         don't pass it back, use lto_streamer_cache_append.
26806         (lto_register_var_decl_in_symtab): Use unsigned index.
26807         (lto_register_function_decl_in_symtab): Likewise.
26808         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
26809         index.
26810         (lto_get_builtin_tree): Don't read index, use
26811         lto_streamer_cache_append.
26812         (lto_read_tree): Adjust call to lto_materialize_tree.
26813
26814         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
26815         don't use function calls in arguments to MIN.
26816
26817         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
26818         twice.
26819
26820         * gimple.c (gimple_type_leader_entry): Mark deletable.
26821
26822 2011-04-03  Alan Modra  <amodra@gmail.com>
26823
26824         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
26825
26826 2011-04-03  Michael Matz  <matz@suse.de>
26827
26828         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
26829         an integer.
26830         * tree.h (tree_decl_non_common.vindex): Adjust comment.
26831
26832 2011-04-03  Michael Matz  <matz@suse.de>
26833
26834         * cgraphbuild.c (record_reference): Canonicalize constructor values.
26835         * gimple-fold.c (canonicalize_constructor_val): Accept being called
26836         without function context.
26837         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
26838         current_function_decl and cfun.
26839
26840 2011-04-03  Michael Matz  <matz@suse.de>
26841
26842         * tree.c (decl_init_priority_insert): Don't create entry for
26843         default priority.
26844         (decl_fini_priority_insert): Ditto.
26845         (fields_compatible_p, find_compatible_field): Remove.
26846         * tree.h (fields_compatible_p, find_compatible_field): Remove.
26847         * gimple.c (gimple_compare_field_offset): Adjust block comment.
26848
26849 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
26850
26851         * combine.c (try_combine): Remove useless local variable.
26852
26853 2011-04-03  Richard Guenther  <rguenther@suse.de>
26854             Ira Rosen  <ira.rosen@linaro.org>
26855
26856         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
26857         non-variable offsets and compare the remaining bases of the two
26858         accesses instead of looking for exact same data-ref.
26859
26860 2011-04-02  Kai Tietz  <ktietz@redhat.com>
26861
26862         PR target/48416
26863         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
26864
26865         * i386.c (ix86_is_msabi_thiscall): New helper function.
26866         (ix86_is_type_thiscall): New helper function.
26867         (ix86_comp_type_attributes): Handle thiscall for method-functions
26868         special.
26869         (init_cumulative_args): Likewise.
26870         (find_drap_reg): Likewise.
26871         (ix86_static_chain): Likewise.
26872         (x86_this_parameter): Likewise.
26873         (x86_output_mi_thunk): Likewise.
26874
26875 2011-04-01  Olivier Hainque  <hainque@adacore.com>
26876             Nicolas Setton  <setton@adacore.com>
26877             Eric Botcazou  <ebotcazou@adacore.com>
26878
26879         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
26880         (add_gnat_descriptive_type_attribute): New function.
26881         (gen_array_type_die): Call it.
26882         (gen_enumeration_type_die): Likewise.
26883         (gen_struct_or_union_type_die): Likewise.
26884         (modified_type_die): Likewise.
26885         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
26886         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
26887         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
26888
26889 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
26890
26891         PR bootstrap/48148
26892         * dwarf2out.c (resolve_addr): Don't call force_decl_die
26893         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
26894
26895         Revert:
26896         2011-03-17  Richard Guenther  <rguenther@suse.de>
26897
26898         PR bootstrap/48148
26899         * lto-cgraph.c (input_overwrite_node): Clear the abstract
26900         origin for decls in other ltrans units.
26901         (input_varpool_node): Likewise.
26902
26903 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
26904
26905         PR middle-end/48335
26906         * expr.c (expand_assignment): Handle all possibilities
26907         if TO_RTX is CONCAT.
26908         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
26909         (store_split_bit_field): If SUBREG_REG (op0) or
26910         op0 itself has smaller mode than word, return it
26911         for offset 0 and const0_rtx for out-of-bounds stores.
26912         If word is const0_rtx, skip it.
26913
26914 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
26915
26916         * config/h8300/h8300.c (print_operand_address): Rename to...
26917         (h8300_print_operand_address): ...this. Make static. Adjust comments.
26918         Call h8300_print_operand and h8300_print_operand_address instead of
26919         print_operand and print_operand_address. Declare.
26920         (print_operand): Renake to...
26921         (h8300_print_operand): ...this. Make static. Adjust comments.
26922         Call h8300_print_operand instead of print_operand. Declare.
26923         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
26924         (h8300_register_move_cost): Likewise.
26925         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
26926         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
26927         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
26928         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
26929         * config/h8300/h8300-protos.h (print_operand): Delete.
26930         (print_operand_address): Delete.
26931
26932 2011-04-01  Richard Henderson  <rth@redhat.com>
26933
26934         PR 48400
26935         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
26936         in strict mode before dwarf4.  Re-order tests to early out
26937         before switching sections.
26938
26939 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
26940
26941         * config/h8300/constraints.md: New file.
26942         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
26943         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
26944         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
26945         * config/h8300/predicates.md (bit_operand): Likewise.
26946         (incdec_operand): Use satisfies_constraint_M and
26947         satisfies_constraint_O.  Don't use C code block.
26948         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
26949         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
26950         (compute_mov_length): Use satisfies_constraint_G.
26951         (fix_bit_operand): Use satisfies_constraint_U.
26952         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
26953         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
26954         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
26955         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
26956         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
26957         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
26958         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
26959         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
26960         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
26961         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
26962         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
26963         (EXTRA_MEMORY_CONSTRAINT): Delete.
26964
26965 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
26966             Michael Meissner  <meissner@linux.vnet.ibm.com>
26967
26968         PR target/48262
26969         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
26970         operands, as per the specifications.
26971
26972         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
26973         (vec_extract_evenv4sf): Ditto.
26974         (vec_extract_evenv8hi): Ditto.
26975         (vec_extract_evenv16qi): Ditto.
26976         (vec_extract_oddv4si): Ditto.
26977
26978 2011-03-31  Mark Wielaard  <mjw@redhat.com>
26979
26980         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
26981         high_pc attribute if the CU has no associated code. Only output
26982         DW_AT_entry_pc for CU if not generating strict dwarf and
26983         dwarf_version < 4.
26984
26985 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
26986
26987         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
26988         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
26989         out of ...
26990         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
26991         * final.c (final_start_function): Call the new function rather
26992         than using a NULL argument for dwarf2out_frame_debug.
26993
26994         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
26995         that contains the prologue.
26996
26997         * haifa-sched.c (queue_insn): New arg REASON.  All callers
26998         changed.  Print it in debugging output.
26999
27000         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
27001
27002         * sched-ebb.c (begin_schedule_ready): Remove second argument.
27003         Split most of the code into...
27004         (begin_move_insn): ... here.  New function.
27005         (ebb_sched_info): Add a pointer to it.
27006         * haifa-sched.c (scheduled_insns): New static variable.
27007         (sched_extend_ready_list): Allocate it.
27008         (schedule_block): Use it to record the order of scheduled insns.
27009         Perform RTL changes to move insns only after all scheduling
27010         decisions have been made.
27011         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
27012         begin_move_insn field.
27013         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
27014         * sched-int.h (struct haifa_sched_info): Remove second argument
27015         from begin_schedule_ready hook.  Add new member begin_move_insn.
27016         * sched-rgn.c (begin_schedule_ready): Remove second argument.
27017         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
27018
27019         * haifa-sched.c (prune_ready_list): New function, broken out of
27020         schedule_block.
27021         (schedule_block): Use it.
27022
27023 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27024
27025         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
27026
27027 2011-04-01  Kai Tietz  <ktietz@redhat.com>
27028
27029         * config.gcc (*-*-mingw*): Allow as option the
27030         posix threading model.
27031         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
27032         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
27033         definition.
27034         (CPP_SPEC): Add pthread/no-pthread handling.
27035         (LIB_SPEC): Likewise.
27036         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
27037         (LIB_SPEC): Likewise.
27038         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
27039         flag to pass -pthread option for shared libgcc build.
27040         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
27041         for shared libgcc build.
27042         * config/i386/t-mingw-pthread: New file.
27043         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
27044         New define to enable use of library pthread by default.
27045         * config/i386/mingw.opt (pthread): New driver option.
27046         (no-pthread): New driver option.
27047         * config/i386/cygming.opt: Make sure trailing empty line is retained.
27048         * config/i386/mingw-w64.opt: Likewise.
27049
27050 2011-04-01  Gary Funck  <gary@intrepid.com>
27051
27052         * c-decl.c (grokdeclarator): Fix formatting.
27053
27054 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27055
27056         * expr.c (emit_block_move_via_movmem): Use n_generator_args
27057         instead of n_operands.
27058         (set_storage_via_setmem): Likewise.
27059         * optabs.c (maybe_gen_insn): Likewise.
27060         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
27061         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
27062         (mips_expand_builtin_direct): Likewise.
27063         * config/spu/spu.c (expand_builtin_args): Likewise.
27064
27065 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27066
27067         * recog.h (insn_data_d): Add n_generator_args.
27068         * genoutput.c (data): Likewise.
27069         (output_insn_data): Print it.
27070         (max_opno, num_dups): Delete.
27071         (scan_operands): Just fill in "d->operand[...]".
27072         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
27073
27074 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27075
27076         * gensupport.h (pattern_stats): New structure.
27077         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
27078         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
27079         (max_operand_1, max_operand_vec): Delete.
27080         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
27081
27082 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
27083
27084         * emit-rtl.c (emit_pattern_after_setloc): New function.
27085         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
27086         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
27087         (emit_pattern_after): New function.
27088         (emit_insn_after, emit_jump_insn_after): Call it.
27089         (emit_call_insn_after, emit_debug_insn_after): Likewise.
27090         (emit_pattern_before_setloc): New function.
27091         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
27092         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
27093         Likewise.
27094         (emit_pattern_before): New function.
27095         (emit_insn_before, emit_jump_insn_before): Call it.
27096         (emit_call_insn_before, emit_debug_insn_before): Likewise.
27097
27098 2011-03-31  Richard Henderson  <rth@redhat.com>
27099
27100         * dwarf2out.c (dw_separate_line_info_ref): Remove.
27101         (dw_separate_line_info_entry): Remove.
27102         (enum dw_line_info_opcode): New.
27103         (dw_line_info_entry): Use it.
27104         (dw_line_info_table, dw_line_info_table_p): New.
27105         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
27106         (line_info_table, line_info_label_num): Remove.
27107         (line_info_table_in_use): Remove.
27108         (separate_line_info_table): Remove.
27109         (separate_line_info_table_allocated): Remove.
27110         (separate_line_info_table_in_use): Remove.
27111         (LINE_INFO_TABLE_INCREMENT): Remove.
27112         (line_info_label_num): New.
27113         (cur_line_info_table): New.
27114         (text_section_line_info, cold_text_section_line_info): New.
27115         (separate_line_info): New.
27116         (SEPARATE_LINE_CODE_LABEL): Remove.
27117         (print_dwarf_line_table): Remove.
27118         (debug_dwarf): Don't dump it.
27119         (output_one_line_info_table): New.
27120         (output_line_info): Use it.
27121         (new_line_info_table): New.
27122         (set_cur_line_info_table): New.
27123         (dwarf2out_switch_text_section): Use it.
27124         (dwarf2out_begin_function): Likewise.
27125         (push_dw_line_info_entry): New.
27126         (dwarf2out_source_line): Rewrite for new line info tables.
27127         (dwarf2out_init): Remove dead initailizations.
27128
27129 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27130
27131         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
27132         various flags.
27133         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
27134         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
27135         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
27136         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
27137         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
27138         * opt-functions.awk (flag_init, switch_bit_fields): New.
27139         (switch_flags): Don't handle flags moved to bit-fields.  Don't
27140         generate CL_MISSING_OK or CL_SAVE.
27141         * optc-gen.awk: Update to generate bit-field output as well as
27142         flags field.
27143         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
27144         bit-field instead of CL_REJECT_DRIVER flag.
27145         * opts-common.c (generate_canonical_option,
27146         decode_cmdline_option): Use bit-fields instead of CL_* flags.
27147         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
27148         instead of CL_REJECT_NEGATIVE flag.
27149         * toplev.c (print_switch_values): Use cl_report bit-field instead
27150         of CL_REPORT flag.
27151
27152 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27153
27154         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
27155         a zero minimum index only if it is redundant.
27156
27157 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
27158
27159         PR rtl-optimization/48381
27160         * ira-color.c (assign_hard_reg): Use hard reg set intersection
27161         instead of ira_class_hard_reg_index for calculating conflicting
27162         hard registers.
27163
27164 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
27165
27166         * cprop.c: Clean up hash table building.
27167         (reg_avail_info): Remove.
27168         (oprs_available_p): Remove.
27169         (record_last_reg_set_info): Remove.
27170         (record_last_set_info): Remove.
27171         (reg_available_p): New function.
27172         (gcse_constant_p): Do not treat unfolded conditions as constants.
27173         (make_set_regs_unavailable): New function.
27174         (hash_scan_set): Simplify with new reg_available_p.
27175         (compute_hash_table_work): Traverse insns stream only once.
27176         Do not compute reg_avail_info. Traverse insns in reverse order.
27177         Record implicit sets after recording explicit sets from the block.
27178
27179 2011-03-31  Michael Matz  <matz@suse.de>
27180
27181         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
27182
27183 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
27184
27185         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
27186         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
27187         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
27188         (h8300_mode_dependent_address_p): New function.
27189         (h8300_get_index): Make static.
27190
27191 2011-03-31  Jeff Law  <law@redhat.com>
27192
27193         * reload1.c (elimination_effects): Fix typo in recent change.
27194
27195         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
27196         typo potentially leading to null pointer dereference.
27197
27198         * caller-save.c (new_saved_hard_reg): Eliminate return value.
27199         (setup_save_areas): Corresponding changes to avoid useless
27200         assignments.
27201
27202         * jump.c (reversed_comparison_code_parts): Avoid successive return
27203         statements when REVERSE_CONDITION is defined.
27204
27205         * expr.c (expand_assignment): Avoid useless assignments.
27206         (expand_expr_real_1): Likewise.
27207         (expand_expr_real_2): Avoid useless statements.
27208
27209         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
27210
27211         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27212
27213         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
27214         statements.
27215
27216         * stmt.c (expand_expr_stmt): Avoid useless assignment.
27217
27218 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27219
27220         PR target/47109
27221         * doc/tm.texi.in (TARGET_VERSION): Remove.
27222         * doc/tm.texi: Regenerate.
27223         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
27224         * collect2.c (main): Don't use TARGET_VERSION.
27225         * mips-tdump.c (main): Don't use TARGET_VERSION.
27226         * mips-tfile.c (main): Don't use TARGET_VERSION.
27227         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
27228         * config/rs6000/vxworksae.h: Remove.
27229         * config/alpha/alpha.h (TARGET_VERSION): Remove.
27230         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
27231         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
27232         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
27233         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27234         * config/arm/arm.h (TARGET_VERSION): Remove.
27235         * config/arm/coff.h (TARGET_VERSION): Remove.
27236         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
27237         * config/arm/elf.h (TARGET_VERSION): Remove.
27238         * config/arm/freebsd.h (TARGET_VERSION): Remove.
27239         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
27240         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
27241         * config/arm/pe.h (TARGET_VERSION): Remove.
27242         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
27243         * config/arm/semi.h (TARGET_VERSION): Remove.
27244         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
27245         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
27246         * config/arm/vxworks.h (TARGET_VERSION): Remove.
27247         * config/avr/avr.h (TARGET_VERSION): Remove.
27248         * config/bfin/bfin.h (TARGET_VERSION): Remove.
27249         * config/fr30/fr30.h (TARGET_VERSION): Remove.
27250         * config/frv/frv.h (TARGET_VERSION): Remove.
27251         * config/h8300/h8300.h (TARGET_VERSION): Remove.
27252         * config/i386/cygwin.h (TARGET_VERSION): Remove.
27253         * config/i386/darwin.h (TARGET_VERSION): Remove.
27254         * config/i386/darwin64.h (TARGET_VERSION): Remove.
27255         * config/i386/djgpp.h (TARGET_VERSION): Remove.
27256         * config/i386/freebsd.h (TARGET_VERSION): Remove.
27257         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
27258         * config/i386/gnu.h (TARGET_VERSION): Remove.
27259         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
27260         * config/i386/i386elf.h (TARGET_VERSION): Remove.
27261         * config/i386/linux.h (TARGET_VERSION): Remove.
27262         * config/i386/linux64.h (TARGET_VERSION): Remove.
27263         * config/i386/lynx.h (TARGET_VERSION): Remove.
27264         * config/i386/mingw32.h (TARGET_VERSION): Remove.
27265         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
27266         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
27267         * config/i386/netware.h (TARGET_VERSION): Remove.
27268         * config/i386/nto.h (TARGET_VERSION): Remove.
27269         * config/i386/openbsd.h (TARGET_VERSION): Remove.
27270         * config/i386/vxworks.h (TARGET_VERSION): Remove.
27271         * config/ia64/elf.h (TARGET_VERSION): Remove.
27272         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
27273         * config/ia64/hpux.h (TARGET_VERSION): Remove.
27274         * config/ia64/linux.h (TARGET_VERSION): Remove.
27275         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27276         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
27277         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27278         * config/lm32/lm32.h (TARGET_VERSION): Remove.
27279         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
27280         * config/m32c/m32c.h (TARGET_VERSION): Remove.
27281         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
27282         * config/m32r/m32r.h (TARGET_VERSION): Remove.
27283         * config/m68k/linux.h (TARGET_VERSION): Remove.
27284         * config/m68k/m68k.h (TARGET_VERSION): Remove.
27285         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
27286         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
27287         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
27288         * config/mep/mep.h (TARGET_VERSION): Remove.
27289         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
27290         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27291         * config/mips/iris6.h (MACHINE_TYPE): Remove.
27292         * config/mips/linux.h (TARGET_VERSION): Remove.
27293         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
27294         * config/mips/vxworks.h (TARGET_VERSION): Remove.
27295         * config/mmix/mmix.h (TARGET_VERSION): Remove.
27296         * config/mn10300/linux.h (TARGET_VERSION): Remove.
27297         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
27298         * config/pa/pa.h (TARGET_VERSION): Remove.
27299         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
27300         * config/picochip/picochip.h (TARGET_VERSION): Remove.
27301         * config/rs6000/aix.h (TARGET_VERSION): Remove.
27302         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
27303         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
27304         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
27305         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
27306         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
27307         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
27308         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
27309         * config/rs6000/linux.h (TARGET_VERSION): Remove.
27310         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
27311         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
27312         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
27313         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
27314         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
27315         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
27316         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
27317         * config/s390/linux.h (TARGET_VERSION): Remove.
27318         * config/s390/s390.h (TARGET_VERSION): Remove.
27319         * config/s390/tpf.h (TARGET_VERSION): Remove.
27320         * config/score/score.h (TARGET_VERSION): Remove.
27321         * config/sh/linux.h (TARGET_VERSION): Remove.
27322         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
27323         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
27324         * config/sh/sh.h (TARGET_VERSION): Remove.
27325         * config/sh/sh64.h (TARGET_VERSION): Remove.
27326         * config/sh/superh.h (TARGET_VERSION): Remove.
27327         * config/sh/vxworks.h (TARGET_VERSION): Remove.
27328         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
27329         * config/sparc/linux.h (TARGET_VERSION): Remove.
27330         * config/sparc/linux64.h (TARGET_VERSION): Remove.
27331         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
27332         TARGET_NAME32, TARGET_NAME): Remove.
27333         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
27334         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
27335         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
27336         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
27337         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
27338         * config/spu/spu.h (TARGET_VERSION): Remove.
27339         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
27340         * config/v850/v850.h (TARGET_VERSION): Remove.
27341         * config/vax/linux.h (TARGET_VERSION): Remove.
27342         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
27343         * config/xtensa/elf.h (TARGET_VERSION): Remove.
27344         * config/xtensa/linux.h (TARGET_VERSION): Remove.
27345
27346 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27347
27348         PR target/48142
27349         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
27350         frame-related from frame-unrelated adjustments to the stack pointer.
27351
27352 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
27353
27354         * common.opt (fdebug-types-section): Move earlier.
27355         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
27356
27357 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
27358
27359         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
27360         var.
27361
27362 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
27363
27364         * tree.h (CASE_CHAIN): Define.
27365         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
27366         (gimple_redirect_edge_and_branch): Likewise.
27367
27368 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27369
27370         PR middle-end/48367
27371         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
27372         calculation.
27373
27374 2011-03-30  Jeff Law  <law@redhat.com>
27375
27376         * PR bootstrap/48371
27377         * reload1.c (reload): Fix botch in last change.
27378
27379         * reload.h (struct reload): Fix typo introduced in last change.
27380
27381 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27382
27383         * config/arm/arm.opt (mhard-float, msoft-float): Mark
27384         Undocumented.  Remove help text.
27385         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
27386         -mhard-float.
27387
27388 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27389
27390         * doc/options.texi (NegativeAlias): Document.
27391         (Alias): Mention NegativeAlias.
27392         * opt-functions.awk: Handle NegativeAlias.
27393         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
27394         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
27395         * opts.h (CL_NEGATIVE_ALIAS): Define.
27396         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
27397         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
27398         OPT_mspe_.
27399         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
27400         Alias entries.
27401         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
27402         mno-spe and mno-isel instead of mspe=no and -misel=no.
27403
27404 2011-03-29  Mark Wielaard  <mjw@redhat.com>
27405
27406         * common.opt (fdebug-types-section): New flag.
27407         * doc/invoke.texi: Document new -fno-debug-types-section flag.
27408         * dwarf2out.c (use_debug_types): New define.
27409         (struct die_struct): Mark die_id with GTY desc use_debug_types.
27410         (print_die): Guard output of type unit signatures using
27411         use_debug_types.
27412         (build_abbrev_table): Replace assert of dwarf_version >= 4
27413         with assert on use_debug_types.
27414         (size_of_die): Likewise.
27415         (unmark_dies): Likewise.
27416         (value_format): Decide AT_ref_external form on use_debug_types.
27417         (output_die): Replace dwarf_version version check guard with
27418         use_debug_types where appropriate.
27419         (modified_type_die): Likewise.
27420         (gen_reference_type_die): Likewise.
27421         (dwarf2out_start_source_file): Likewise.
27422         (dwarf2out_end_source_file): Likewise.
27423         (prune_unused_types_walk_attribs): Likewise.
27424         (dwarf2out_finish): Likewise.
27425
27426 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27427
27428         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
27429
27430 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27431
27432         PR rtl-optimization/48332
27433         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
27434         mode of input operand N and modeN to its actual mode.
27435
27436 2011-03-30  Jeff Law  <law@redhat.com>
27437
27438         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
27439         define accessor macro.
27440         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
27441         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
27442         (reg_equiv_init): Likewise.
27443         (reg_equivs_size): New variable.
27444         (reg_equiv_init_size): Remove.
27445         (allocate_initial_values): Move prototype to here from....
27446         * integrate.h (allocate_initial_values): Remove prototype.
27447         * integrate.c: Include reload.h.
27448         (allocate_initial_values): Corresponding changes.
27449         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
27450         (fix_reg_equiv_init, no_equiv): Corresponding changes.
27451         (update_equiv_regs): Corresponding changes.
27452         (ira): Corresponding changes.
27453         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
27454         (push_secondary_reload): Corresponding changes.
27455         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
27456         (make_memloc, find_reloads_address): Corresponding changes.
27457         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
27458         (find_reloads_address_1): Corresponding changes.
27459         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
27460         (refers_to_regno_for_reload_p): Corresponding changes.
27461         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
27462         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
27463         * reload1.c: Include ggc.h.
27464         (grow_reg_equivs): New function.
27465         (replace_pseudos_in, reload): Corresponding changes.
27466         (calculate_needs_all_insns, alter_regs): Corresponding changes.
27467         (eliminate_regs_1, elimination_effects): Corresponding changes.
27468         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
27469         (delete_output_reload): Likewise.
27470         * caller-save.c (mark_referenced_regs): Corresponding changes.
27471         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
27472         * frv/predicates.md (frv_load_operand): Corresponding changes.
27473         * microblaze/microblaze.c (double_memory_operand): Corresponding
27474         changes.
27475         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
27476         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
27477         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
27478         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
27479         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
27480         changes.
27481         * pa/pa.c (emit_move_sequence): Corresponding changes.
27482         * vax/vax.c (nonindexed_address_p): Corresponding changes.
27483
27484 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27485
27486         PR target/47551
27487         * config/arm/arm.c (coproc_secondary_reload_class): Handle
27488         structure modes.  Don't check neon_vector_mem_operand for
27489         vector or structure modes.
27490
27491 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27492             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
27493
27494         PR target/43590
27495         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
27496         operand 1 and reshuffle the operands to match.
27497         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
27498
27499 2011-03-30  Christian Schüler  <cschueler@gmx.de>
27500
27501         PR driver/48208
27502         * config/c.opt (F): Added 'Driver' to -F option.
27503
27504         PR driver/48260
27505         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
27506           handler function.
27507         * config/darwin.opt: Added '-arch' option.
27508
27509 2011-03-30  Nick Clifton  <nickc@redhat.com>
27510
27511         * config/rx/rx.md: Add peepholes and patterns to combine
27512         extending loads and simple arithmetic instructions.
27513         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
27514         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
27515         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
27516         modes to use pre-decrement and post-increment addressing.
27517         (rx_is_restricted_memory_address): Add range checking of REG+INT
27518         addresses.
27519         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
27520         (rx_memory_move_cost): Adjust cost of stores.
27521         (rx_adjust_insn_length): New function.
27522
27523 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
27524
27525         PR c/48305
27526         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
27527         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
27528         matching arg00/arg01 types.
27529
27530 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
27531
27532         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
27533         last_location to UNKNOWN_LOCATION.
27534
27535 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
27536
27537         PR target/48349
27538         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
27539         FLOAT_SSE_REGS.
27540
27541 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27542             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27543
27544         PR bootstrap/48337
27545         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
27546         Init(PROCESSOR_V7).
27547         (sparc_cpu): Likewise.
27548         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
27549         PROCESSOR_V7.
27550
27551 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27552
27553         PR target/48336
27554         PR middle-end/48342
27555         PR rtl-optimization/48345
27556         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
27557         hard regs for given mode from profitable regs when doing secondary
27558         allocation.
27559
27560 2011-03-29  Jeff Law  <law@redhat.com>
27561
27562         PR bootstrap/48327
27563         * tree-ssa-threadupdate.c (struct redirection_data): Remove
27564         do_not_duplicate field.
27565         (lookup_redirection_data): Corresponding changes.
27566         (create_duplicates): Always create a template block.
27567         (redirect_edges): Remove code which reused the original block
27568         when it was going to become unreachable code.
27569         (thread_block): Don't set do_not_duplicate field.
27570
27571 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
27572
27573         * lto-opts.c (register_user_option_p, lto_register_user_option):
27574         Make type argument unsigned.
27575         * lto-streamer.h (lto_register_user_option): Make type argument
27576         unsigned.
27577         * opth-gen.awk: Make CL_* macros unsigned.
27578         * opts-common.c (find_opt): Make lang_mask argument unsigned.
27579         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
27580         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
27581         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
27582         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
27583         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
27584         (find_opt): Make lang_mask argument unsigned.
27585
27586 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27587
27588         PR rtl-optimization/48331
27589         PR rtl-optimization/48334
27590         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
27591         for any used algorithm.
27592
27593 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27594
27595         * ira-conflicts.c (build_object_conflicts): Add unused attribute
27596         to parent_max.
27597
27598 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
27599
27600         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
27601         (alpha_option_override): Don't set alpha_sr_alias_set.
27602         (emit_frame_store_1): Use gen_frame_mem rather than calling
27603         set_mem_alias_set.
27604         (alpha_expand_epilogue): Ditto.
27605
27606 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
27607
27608         PR tree-optimization/48290
27609         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
27610         vectorization, check that relevant phis in the basic block after
27611         the inner loop are really inner loop's exit phis.
27612
27613 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
27614
27615         PR debug/48190
27616         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
27617         (cached_dw_loc_list_def): New structure.
27618         (cached_dw_loc_list): New typedef.
27619         (cached_dw_loc_list_table): New variable.
27620         (cached_dw_loc_list_table_hash): New function.
27621         (cached_dw_loc_list_table_eq): Likewise.
27622         (add_location_or_const_value_attribute): Take a bool cache_p.
27623         Cache the list when the parameter is true.
27624         (gen_formal_parameter_die): Update caller.
27625         (gen_variable_die): Likewise.
27626         (dwarf2out_finish): Likewise.
27627         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
27628         while generating debug info for the decl.
27629         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
27630         (dwarf2out_init): Initialize cached_dw_loc_list_table.
27631         (resolve_addr): Cache the result of resolving a chain of
27632         location lists.
27633
27634 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
27635
27636         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
27637         conflict object hard regset nodes have intersecting hard reg sets.
27638
27639         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
27640         after regstat_init_n_sets_and_refs.
27641
27642         * ira.c: Add more comments at the top.
27643         (setup_stack_reg_pressure_class, setup_pressure_classes):
27644         Add comments how we compute the register pressure classes.
27645         (setup_allocno_and_important_classes): Add more comments.
27646         (setup_class_translate_array, reorder_important_classes)
27647         (setup_reg_class_relations): Add comments.
27648
27649         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
27650         start of the file.
27651
27652         * ira-color.c: Add 2011 to the Copyright line.
27653         (assign_hard_reg):  Add more comments.
27654         (improve_allocation): Ditto.
27655
27656         * ira-costs.c: Add 2011 to the Copyright line.
27657         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
27658         comments.
27659         (setup_regno_cost_classes_by_mode): Ditto.
27660
27661         Initial patches from ira-improv branch:
27662
27663         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
27664
27665         * ira-build.c (ira_create_object): Remove initialization of
27666         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
27667         (ira_create_allocno): Remove initialization of
27668         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
27669         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
27670         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
27671         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
27672         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
27673         Initialize ALLOCNO_ADD_DATA.
27674         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
27675         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
27676         ALLOCNO_REG.
27677         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
27678         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
27679
27680         * ira.c (ira_reallocate): Remove.
27681         (setup_pressure_classes): Call
27682         ira_init_register_move_cost_if_necessary.  Use
27683         ira_register_move_cost instead of ira_get_register_move_cost.
27684         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
27685         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
27686
27687         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
27688         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
27689         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
27690         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
27691         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
27692         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
27693         Fix formatting.
27694         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
27695         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
27696         (struct allocno_color_data): New.
27697         (allocno_color_data_t): New typedef.
27698         (allocno_color_data): New definition.
27699         (ALLOCNO_COLOR_DATA): New macro.
27700         (struct object_color_data): New.
27701         (object_color_data_t): New typedef.
27702         (object_color_data): New definition.
27703         (OBJECT_COLOR_DATA): New macro.
27704         (update_copy_costs, calculate_allocno_spill_cost): Call
27705         ira_init_register_move_cost_if_necessary.  Use
27706         ira_register_move_cost instead of ira_get_register_move_cost.
27707         (move_spill_restore, update_curr_costs): Ditto.
27708         (allocno_spill_priority): Make it inline.
27709         (color_pass): Allocate and free allocno_color_dat and object_color_data.
27710         (struct coalesce_data, coalesce_data_t): New.
27711         (allocno_coalesce_data): New definition.
27712         (ALLOCNO_COALESCE_DATA): New macro.
27713         (merge_allocnos, coalesced_allocno_conflict_p): Use
27714         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
27715         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
27716         (coalesce_allocnos): Ditto.
27717         (setup_coalesced_allocno_costs_and_nums): Ditto.
27718         (collect_spilled_coalesced_allocnos): Ditto.
27719         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
27720         (setup_slot_coalesced_allocno_live_ranges): Ditto.
27721         (coalesce_spill_slots): Ditto.
27722         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
27723         free allocno_coalesce_data.
27724
27725         * ira-conflicts.c: Fix formatting.
27726         (process_regs_for_copy): Call
27727         ira_init_register_move_cost_if_necessary.  Use
27728         ira_register_move_cost instead of ira_get_register_move_cost.
27729         (build_object_conflicts): Optimize.
27730
27731         * ira-costs.c (record_reg_classes): Optimize.  Call
27732         ira_init_register_move_cost_if_necessary.  Use
27733         ira_register_move_cost, ira_may_move_in_cost, and
27734         ira_may_move_out_cost instead of ira_get_register_move_cost and
27735         ira_get_may_move_cost.
27736         (record_address_regs): Ditto.
27737         (scan_one_insn): Optimize.
27738         (find_costs_and_classes): Optimize.
27739         (process_bb_node_for_hard_reg_moves): Call
27740         ira_init_register_move_cost_if_necessary.  Use
27741         ira_register_move_cost instead of ira_get_register_move_cost.
27742
27743         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
27744         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
27745         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
27746         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
27747         definitions.
27748         (ira_initiate_emit_data, ira_finish_emit_data)
27749         (create_new_allocno): New functions.
27750         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
27751         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
27752         Use ira_register_move_cost instead of ira_get_register_move_cost.
27753
27754         * ira-int.h: Fix some comments.
27755         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
27756         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
27757         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
27758         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
27759         add_data.
27760         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
27761         bitfield after mode.  Make hard_regno a short int.  Make
27762         hard_regno short.  Remove first_coalesced_allocno and
27763         next_coalesced_allocno.  Move mem_optimized_dest_p,
27764         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
27765         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
27766         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
27767         temp, colorable_p.  Add new member add_data.
27768         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
27769         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
27770         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
27771         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
27772         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
27773         (ALLOCNO_ADD_DATA): New macro.
27774         (ira_emit_data_t): New typedef.
27775         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
27776         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
27777         from struct ira_allocno.
27778         (ALLOCNO_EMIT_DATA): New macro.
27779         (ira_allocno_emit_data, allocno_emit_reg): New.
27780         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
27781         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
27782         (OBJECT_ADD_DATA): New macro.
27783         (ira_reallocate): Remove.
27784         (ira_initiate_emit_data, ira_finish_emit_data): New.
27785         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
27786         (ira_init_register_move_cost_if_necessary): New.
27787         (ira_object_conflict_iter_next): Merge into
27788         ira_object_conflict_iter_cond.
27789         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
27790
27791         * ira-live.c (process_single_reg_class_operands): Call
27792         ira_init_register_move_cost_if_necessary.  Use
27793         ira_register_move_cost instead of ira_get_register_move_cost.
27794
27795         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
27796
27797         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
27798
27799         * ira-costs.c: Fix formatting.
27800         (cost_classes, cost_classes_num): Remove.
27801         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
27802         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
27803         (cost_classes_del, cost_classes_htab): New.
27804         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
27805         (initiate_regno_cost_classes, setup_cost_classes): New.
27806         (setup_regno_cost_classes_by_aclass): New.
27807         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
27808         (record_reg_classes): Use regno_cost_classes instead of
27809         cost_classes.  Move checking opposite operand up.
27810         (record_address_regs): Use regno_cost_classes
27811         instead of cost_classes.
27812         (scan_one_insn): Ditto.  Use always general register.
27813         (print_allocno_costs): Use regno_cost_classes instead of
27814         cost_classes.
27815         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
27816         (find_costs_and_classes): Set up cost classes for each registers.
27817         Use also their mode for this.  Use regno_cost_classes instead of
27818         cost_classes.
27819         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
27820         cost_classes.
27821         (free_ira_costs, ira_init_costs): Don't use cost_classes.
27822         (ira_costs, ira_set_pseudo_classes): Call
27823         initiate_regno_cost_classes and finish_regno_cost_classes.
27824
27825         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
27826
27827         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
27828
27829         * target.def (ira_cover_classes): Remove.
27830
27831         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
27832
27833         * doc/tm.texi.in: Ditto.
27834
27835         * ira-conflicts.c: Remove mentioning cover classes from the file.
27836         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
27837         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
27838
27839         * targhooks.c (default_ira_cover_classes): Remove.
27840
27841         * targhooks.h (default_ira_cover_classes): Ditto.
27842
27843         * haifa-sched.c: Remove mentioning cover classes from the file.
27844         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
27845         ira_pressure_classes and ira_pressure_classes_num instead of
27846         ira_reg_class_cover_size and ira_reg_class_cover.  Use
27847         sched_regno_pressure_class instead of sched_regno_cover_class.
27848         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
27849         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
27850
27851         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
27852         classes from the file.
27853         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
27854         (struct object_hard_regs, struct object_hard_regs_node): New.
27855         (struct ira_object): New members profitable_hard_regs,
27856         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
27857         (struct ira_allocno): Rename cover_class to aclass.  Rename
27858         cover_class_cost and updated_cover_class_cost to class_cost and
27859         updated_class_cost.  Remove splay_removed_p and
27860         left_conflict_size.  Add new members colorable_p.
27861         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
27862         (ALLOCNO_COLORABLE_P): New macro.
27863         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
27864         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
27865         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
27866         (OBJECT_...): Rename parameter C to O.
27867         (OBJECT_PROFITABLE_HARD_REGS): New macro.
27868         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
27869         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
27870         (struct target_ira_int): New members x_ira_max_memory_move_cost,
27871         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
27872         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
27873         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
27874         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
27875         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
27876         x_ira_reg_class_subunion.
27877         (ira_max_memory_move_cost, ira_max_register_move_cost)
27878         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
27879         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
27880         (ira_important_class_nums, ira_reg_class_superunion): New macros.
27881         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
27882         (ira_reg_class_union): Rename to ira_reg_class_subunion.
27883         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
27884         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
27885         (ira_tune_allocno_costs_and_cover_classes): Rename to
27886         ira_tune_allocno_costs.
27887         (ira_debug_hard_regs_forest): New.
27888         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
27889         (ira_object_conflict_iter_next): Fix comments.
27890         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
27891         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
27892         cover_class to aclass.
27893         (ira_allocate_and_accumulate_costs): Ditto.
27894         (ira_allocate_and_set_or_copy_costs): Ditto.
27895
27896         * opts.c (decode_options): Remove ira_cover_class check.
27897
27898         * ira-color.c: Remove mentioning cover classes from the file.  Use
27899         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
27900         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
27901         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
27902         (splay-tree.h): Remove include.
27903         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
27904         before copy_freq_compare_func.
27905         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
27906         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
27907         New definitions.
27908         (hard_regs_roots, hard_regs_node_vec): Ditto.
27909         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
27910         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
27911         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
27912         (create_new_object_hard_regs_node): Ditto.
27913         (add_new_object_hard_regs_node_to_forest): Ditto.
27914         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
27915         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
27916         Ditto.
27917         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
27918         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
27919         (remove_unused_object_hard_regs_nodes): Ditto.
27920         (enumerate_object_hard_regs_nodes): Ditto.
27921         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
27922         (object_hard_regs_subnode_t): Ditto.
27923         (struct object_hard_regs_subnode): Ditto.
27924         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
27925         (setup_object_hard_regs_subnode_index): Ditto.
27926         (get_object_hard_regs_subnodes_num): Ditto.
27927         (form_object_hard_regs_nodes_forest): Ditto.
27928         (finish_object_hard_regs_nodes_tree): Ditto.
27929         (finish_object_hard_regs_nodes_forest): Ditto.
27930         (allocnos_have_intersected_live_ranges_p): Rename to
27931         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
27932         (pseudos_have_intersected_live_ranges_p): Rename to
27933         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
27934         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
27935         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
27936         (update_copy_costs): Remove assert.  Skip cost update if the hard
27937         reg does not belong the class.
27938         (assign_hard_reg): Process only profitable hard regs.
27939         (uncolorable_allocnos_num): Make it scalar.
27940         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
27941         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
27942         and ira_reg_class_max_nregs.
27943         (bucket_allocno_compare_func): Check frequency first.
27944         (sort_bucket): Add compare function as a parameter.
27945         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
27946         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
27947         (push_allocno_to_stack): Rewrite for checking new allocno
27948         colorability.
27949         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
27950         (push_only_colorable): Pass new parameter to sort_bucket.
27951         (push_allocno_to_spill): Remove.
27952         (allocno_spill_priority_compare): Make it inline and rewrite.
27953         (splay_tree_allocate, splay_tree_free): Remove.
27954         (allocno_spill_sort_compare): New function.
27955         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
27956         build and use splay tree.  Choose first allocno in uncolorable
27957         allocno bucket to spill.  Remove setting spill cost.
27958         (all_conflicting_hard_regs): Remove.
27959         (setup_allocno_available_regs_num): Check only profitable hard
27960         regs.  Print info about hard regs nodes.
27961         (setup_allocno_left_conflicts_size): Remove.
27962         (put_allocno_into_bucket): Don't call
27963         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
27964         (improve_allocation): New.
27965         (color_allocnos): Call setup_profitable_hard_regs,
27966         form_object_hard_regs_nodes_forest, improve_allocation,
27967         finish_object_hard_regs_nodes_forest.  Setup spill cost.
27968         (print_loop_title): Use pressure classes.
27969         (color_allocnso): Ditto.
27970         (do_coloring): Remove allocation and freeing splay_tree_node_pool
27971         and allocnos_for_spilling.
27972         (ira_sort_regnos_for_alter_reg): Don't setup members
27973         {first,next}_coalesced_allocno.
27974         (color): Remove allocating and freeing removed_splay_allocno_vec.
27975         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
27976         prohibited_class_mode_regs.
27977
27978         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
27979         formatting.
27980         (update_allocno_pressure_excess_length): Use pressure classes.
27981         (inc_register_pressure, dec_register_pressure): Check for pressure
27982         class.
27983         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
27984         pressure class.  Use ira_reg_class_nregs instead of
27985         ira_reg_class_max_nregs.
27986         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
27987         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
27988         (single_reg_class): Use ira_reg_class_nregs instead of
27989         ira_reg_class_max_nregs.
27990         (process_bb_node_lives): Use pressure classes.
27991
27992         * ira-emit.c: Remove mentioning cover classes from the file.  Use
27993         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
27994         (change_loop): Use pressure classes.
27995         (modify_move_list): Call ira_set_allocno_class instead of
27996         ira_set_allocno_cover_class.
27997
27998         * ira-build.c: Remove mentioning cover classes from the file.  Use
27999         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
28000         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
28001         ALLOCNO_UPDATED_CLASS_COST instead of
28002         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28003         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
28004         (ira_create_allocno): Remove initialization of
28005         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
28006         ALLOCNO_COLORABLE_P.
28007         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28008         Update conflict regs for the objects.
28009         (create_cap_allocno): Remove assert.  Don't propagate
28010         ALLOCNO_AVAILABLE_REGS_NUM.
28011         (ira_free_allocno_costs): New function.
28012         (finish_allocno): Change a part of code into call of
28013         ira_free_allocno_costs.
28014         (low_pressure_loop_node_p): Use pressure classes.
28015         (object_range_compare_func): Don't compare classes.
28016         (setup_min_max_conflict_allocno_ids): Ditto.
28017
28018         * loop-invariant.c: Remove mentioning cover classes from the file.
28019         Use ira_pressure_classes and ira_pressure_classes_num instead of
28020         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
28021         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
28022         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28023         Use reg_allocno_class instead of reg_cover_class.
28024         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
28025         STACK_REG_COVER_CLASS.
28026         (get_regno_cover_class): Rename to get_regno_pressure_class.
28027         (move_loop_invariants): Initialize and finalize regstat.
28028
28029         * ira.c: Remove mentioning cover classes from the file.  Add
28030         comments about coloring without cover classes.  Use ALLOCNO_CLASS
28031         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28032         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
28033         setup_class_subset_and_memory_move_costs.
28034         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
28035         (setup_cover_and_important_classes): Rename to
28036         setup_allocno_and_important_classes.
28037         (setup_class_translate_array): New.
28038         (setup_class_translate): Call it for allocno and pressure classes.
28039         (cover_class_order): Rename to allocno_class_order.
28040         (comp_reg_classes_func): Use ira_allocno_class_translate instead
28041         of ira_class_translate.
28042         (reorder_important_classes): Set up ira_important_class_nums.
28043         (setup_reg_class_relations): Set up ira_reg_class_superunion.
28044         (print_class_cover): Rename to print_classes.  Add parameter.
28045         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28046         Print pressure classes too.
28047         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
28048         setup_reg_subclasses.
28049         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28050         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28051         (setup_prohibited_class_mode_regs): Use
28052         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
28053         (clarify_prohibited_class_mode_regs): New function.
28054         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
28055         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
28056         (ira_init_once): Initialize them.
28057         (free_register_move_costs): Process them.
28058         (ira_init): Move calls of find_reg_classes and
28059         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
28060         Call clarify_prohibited_class_mode_regs.
28061         (ira_no_alloc_reg): Remove.
28062         (too_high_register_pressure_p): Use pressure classes.
28063
28064         * sched-deps.c: Remove mentioning cover classes from the file.
28065         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28066         ira_pressure_classes and ira_pressure_classes_num instead of
28067         ira_reg_class_cover_size and ira_reg_class_cover.
28068         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
28069         sched_regno_pressure_class instead of sched_regno_cover_class.
28070         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
28071         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28072
28073         * ira.h: Add 2010 to Copyright.
28074         (ira_no_alloc_reg): Remove external.
28075         (struct target_ira): Rename x_ira_hard_regno_cover_class,
28076         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
28077         x_ira_class_translate to x_ira_hard_regno_allocno_class,
28078         x_ira_allocno_classes_num, x_ira_allocno_classes, and
28079         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
28080         x_ira_pressure_classes, x_ira_pressure_class_translate, and
28081         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
28082         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
28083         x_ira_no_alloc_regs.
28084         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28085         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
28086         ira_allocno_classes_num and ira_allocno_classes.
28087         (ira_class_translate): Rename to ira_allocno_class_translate.
28088         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
28089         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
28090         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28091         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
28092         (ira_no_alloc_regs): New.
28093
28094         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
28095         classes from the file.  Use ALLOCNO_CLASS instead of
28096         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
28097         ALLOCNO_COVER_CLASS_COST.
28098         (regno_cover_class): Rename to regno_aclass.
28099         (record_reg_classes): Use ira_reg_class_subunion instead of
28100         ira_reg_class_union.
28101         (record_address_regs): Check overflow.
28102         (scan_one_insn): Ditto.
28103         (print_allocno_costs): Print total mem cost fore regional allocation.
28104         (print_pseudo_costs): Use REG_N_REFS.
28105         (find_costs_and_classes): Use classes intersected with them on the
28106         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
28107         ira_reg_class_union.  Use ira_allocno_class_translate and
28108         regno_aclass instead of ira_class_translate and regno_cover_class.
28109         Modify code for finding regno_aclass.  Setup preferred classes for
28110         the next pass.
28111         (setup_allocno_cover_class_and_costs): Rename to
28112         setup_allocno_class_and_costs.  Use regno_aclass instead of
28113         regno_cover_class.  Use ira_set_allocno_class instead of
28114         ira_set_allocno_cover_class.
28115         (init_costs, finish_costs): Use regno_aclass instead of
28116         regno_cover_class.
28117         (ira_costs): Use setup_allocno_class_and_costs instead of
28118         setup_allocno_cover_class_and_costs.
28119         (ira_tune_allocno_costs_and_cover_classes): Rename to
28120         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
28121         by processing objects.  Use ira_reg_class_max_nregs instead of
28122         ira_reg_class_nregs.
28123
28124         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
28125
28126         * sched-int.h: Remove mentioning cover classes from the file.
28127         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
28128
28129         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
28130         classes from the file.
28131         (struct reg_pref): Rename coverclass into allocnoclass.
28132         (reg_cover_class): Rename to reg_allocno_class.
28133
28134         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
28135
28136         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
28137
28138         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
28139
28140         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
28141
28142         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
28143
28144         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
28145
28146         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
28147
28148         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
28149
28150         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
28151
28152         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
28153
28154         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
28155         (i386_ira_cover_classes): Ditto.
28156
28157         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
28158
28159         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
28160
28161         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
28162
28163         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
28164
28165         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
28166
28167         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
28168
28169         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
28170         (mips_ira_cover_classes): Ditto.
28171
28172         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
28173
28174         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
28175
28176         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
28177
28178         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
28179
28180         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
28181
28182         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
28183         (IRA_COVER_CLASSES_VSX): Ditto.
28184
28185         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
28186         (rs6000_ira_cover_classes): Ditto.
28187
28188         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
28189
28190         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
28191
28192         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
28193
28194         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
28195
28196         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
28197
28198         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
28199
28200         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
28201
28202         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
28203
28204         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
28205
28206         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
28207
28208 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
28209
28210         PR debug/48253
28211         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
28212         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
28213         dw_fde_unlikely_section_end_label, cold_in_std_section,
28214         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
28215         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
28216         fields.
28217         (output_fde): Use dw_fde_second_{begin,end} if second is
28218         true, otherwise dw_fde_{begin,end}.
28219         (output_call_frame_info): Test dw_fde_second_begin != NULL
28220         instead of dw_fde_switched_sections.
28221         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
28222         fields, initialize new fields.  Initialize in_std_section
28223         unconditionally from the first partition.
28224         (dwarf2out_end_epilogue): Don't override dw_fde_end when
28225         dw_fde_second_begin is non-NULL.
28226         (dwarf2out_switch_text_section): Stop initializing removed
28227         dw_fde_struct fields, initialize new fields, initialize
28228         also dw_fde_end here.  Set dw_fde_switch_cfi even when
28229         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
28230         (struct var_loc_list_def): Add last_before_switch field.
28231         (arange_table, arange_table_allocated, arange_table_in_use,
28232         ARANGE_TABLE_INCREMENT, add_arange): Removed.
28233         (size_of_aranges): Count !in_std_section and !second_in_std_section
28234         hunks in fdes, instead of looking at arange_table_in_use.
28235         (output_aranges): Add aranges_length argument, don't call
28236         size_of_aranges here.  Instead of using aranges_table*
28237         emit ranges for fdes when !in_std_section resp.
28238         !second_in_std_section.
28239         (dw_loc_list): Break ranges crossing section switch.
28240         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
28241         use dw_fde_second_end instead of dw_fde_end as end of last range.
28242         (gen_subprogram_die): Don't call add_arange.  Use
28243         dw_fde_{begin,end} for first partition and if switched
28244         section dw_fde_second_{begin,end} for the second.
28245         (var_location_switch_text_section_1,
28246         var_location_switch_text_section): New functions.
28247         (dwarf2out_begin_function): Initialize cold_text_section even
28248         when function_section () isn't text_section.
28249         (prune_unused_types): Don't walk arange_table.
28250         (dwarf2out_finish): Don't needlessly test
28251         flag_reorder_blocks_and_partition when testing cold_text_section_used.
28252         If info_section_emitted, call size_of_aranges and if it indicates
28253         non-empty .debug_aranges, call output_aranges with the computed
28254         size.  Stop using removed dw_fde_struct fields, use
28255         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
28256         for second.
28257
28258         PR debug/48203
28259         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
28260         create ENTRY_VALUE if incoming or address of incoming's MEM
28261         is a hard REG.
28262         * dwarf2out.c (mem_loc_descriptor): Don't emit
28263         DW_OP_GNU_entry_value of DW_OP_fbreg.
28264         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
28265         on ENTRY_VALUE is able to find the canonical parameter VALUE.
28266         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
28267         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
28268         ENTRY_VALUE_EXPs.
28269         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
28270         is a REG_P or MEM_P with REG_P address, compute hash directly
28271         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
28272         (preserve_only_constants): Don't clear VALUES forwaring
28273         ENTRY_VALUE to some other VALUE.
28274
28275 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
28276
28277         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
28278         instead of GEN_INT.
28279
28280 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28281
28282         * cfgexpand.c (expand_gimple_cond): Always set the source location and
28283         block before expanding the statement.
28284         (expand_gimple_stmt_1): Likewise.  Set them here...
28285         (expand_gimple_stmt): ...and not here.  Tidy.
28286         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
28287         unknown.
28288
28289 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28290
28291         * Makefile.in: New rule for cprop.o.
28292         * gcse.c: Move constant/copy propagation to cprop.c.
28293         (compute_local_properties): Only handle expression tables.
28294         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
28295         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
28296         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
28297         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
28298         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
28299         compute_cprop_data, find_used_regs, try_replace_reg,
28300         find_avail_set, cprop_jump, constprop_register, cprop_insn,
28301         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
28302         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
28303         find_bypass_set, reg_killed_on_edge, bypass_block,
28304         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
28305         execute_rtl_cprop, pass_rtl_cprop): Move to...
28306         * cprop.c: ...here.  New file, constant/copy propagation for RTL
28307         moved from gcse.c to here with minor cleanups in duplicated code.
28308
28309 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
28310
28311         * config/i386/i386.c (flag_opts): Fix a typo in
28312         -mavx256-split-unaligned-store.
28313
28314 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28315
28316         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
28317         LIBCALL_VALUE): Remove macros.
28318         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28319         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28320         (h8300_function_value, h8300_libcall_value,
28321         h8300_function_value_regno_p): New functions.
28322
28323 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28324
28325         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
28326
28327 2011-03-28  Jeff Law  <law@redhat.com>
28328
28329         * tree-ssa-threadupdate.c (redirect_edges): Call
28330         create_edge_and_update_destination_phis as needed.
28331         (create_edge_and_update_destination_phis): Accept new BB argument.
28332         All callers updated.
28333         (thread_block): Do not update the profile when threading around
28334         intermediate blocks.
28335         (thread_single_edge): Likewise.
28336         (determine_bb_domination_status): If BB is not a successor of the
28337         loop header, return NONDOMINATING.
28338         (register_jump_thread): Note when we register a jump thread around
28339         an intermediate block.
28340         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
28341         (thread_across_edge): Use it.
28342
28343 2011-03-28  Tristan Gingold  <gingold@adacore.com>
28344
28345         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
28346         when for_return is 2.
28347
28348 2011-03-28  Jeff Law  <law@redhat.com>
28349
28350         * var-tracking.c (canonicalize_values_mark): Delete unused
28351         lhs assignment.
28352         (canonicalize_values_star, set_variable_part): Likewise.
28353         (clobber_variable_part, delete_variable_part): Likewise.
28354
28355 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28356
28357         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
28358
28359 2011-03-28  Martin Jambor  <mjambor@suse.cz>
28360
28361         * tree-inline.c (expand_call_inline): Do not check that destination
28362         node is analyzed.
28363         (optimize_inline_calls): Assert that destination node is analyzed.
28364         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
28365         not call tree_lowering_passes.
28366         * cgraph.h (cgraph_analyze_function): Declare.
28367         * cgraphunit.c (cgraph_analyze_function): Make public.
28368
28369 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
28370
28371         * config/sparc/sparc-opts.h: New.
28372         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
28373         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
28374         (sparc_option_override): Store processor_type enumeration rather
28375         than string in cpu_default.  Remove name and enumeration from
28376         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
28377         without using sparc_select.  Use target_flags_explicit instead of
28378         fpu_option_set.
28379         * config/sparc/sparc.h (enum processor_type): Move to
28380         sparc-opts.h.
28381         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
28382         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
28383         HeaderInclude entry.
28384         (mcpu=, mtune=): Use Var and Enum.
28385         (sparc_processor_type): New Enum and EnumValue entries.
28386
28387 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28388             Iain Sandoe  <iains@gcc.gnu.org>
28389
28390         PR target/48245
28391         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
28392
28393 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28394
28395         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
28396         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
28397         Insert new statements at it in lieu of STMT.
28398         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
28399         * tree-vect-stmts.c (vectorizable_store): Likewise.
28400         (vectorizable_load): Likewise.
28401
28402 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
28403
28404         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
28405         (divtf3): Ditto.
28406         (multf3): Ditto.
28407         (subtf3): Ditto.
28408
28409 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28410
28411         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
28412         unaligned 256bit load/store.
28413         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
28414         (*avx_movdqu<avxmodesuffix>): Likewise.
28415
28416 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28417
28418         PR target/48288
28419         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
28420         * config/pa/pa.md (iordi3): Use new predicate in expander.
28421         (iorsi3): Likewise.
28422
28423 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
28424
28425         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
28426         FUNCTION_VALUE_REGNO_P): Remove macros.
28427         * config/mips/mips-protos.h (mips_function_value): Remove.
28428         * config/mips/mips.c (mips_function_value): Rename to...
28429         (mips_function_value_1): ... this. Make static.  Handle receiving
28430         the function type in 'fn_decl_or_type' argument.
28431         (mips_function_value, mips_libcall_value,
28432         mips_function_value_regno_p): New function.
28433         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28434         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28435
28436 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28437
28438         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
28439         and -mavx256-split-unaligned-store.
28440         (ix86_option_override_internal): Split 32-byte AVX unaligned
28441         load/store by default.
28442         (ix86_avx256_split_vector_move_misalign): New.
28443         (ix86_expand_vector_move_misalign): Use it.
28444
28445         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
28446         -mavx256-split-unaligned-store.
28447
28448         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
28449         256bit load/store.  Generate unaligned store on misaligned memory
28450         operand.
28451         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
28452         256bit load/store.
28453         (*avx_movdqu<avxmodesuffix>): Likewise.
28454
28455         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
28456         -mavx256-split-unaligned-store.
28457
28458 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28459
28460         PR target/38598
28461         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
28462         Update commentary.
28463
28464 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28465
28466         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
28467         opno arguments with an expand_operand.  Use create_input_operand.
28468         (mips_prepare_builtin_target): Delete.
28469         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
28470         functions.
28471         (mips_expand_builtin_direct): Use create_output_operand and
28472         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
28473         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
28474         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
28475
28476 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
28477
28478         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
28479         function.
28480         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
28481
28482 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
28483
28484         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
28485         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
28486         basic blocks and call commit_edge_insertions directly.
28487         (fixup_abnormal_edges): Move from here to...
28488         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
28489         on the edges and return whether some have actually been inserted.
28490         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
28491         compensation code.
28492
28493 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
28494
28495         PR rtl-optimization/48144
28496         * sel-sched-ir.c (merge_history_vect): Factor out from ...
28497         (merge_expr_data): ... here.
28498         (av_set_intersect): Rename to av_set_code_motion_filter.
28499         Update all callers.  Call merge_history_vect when an expression
28500         is found in both sets.
28501         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
28502
28503 2011-03-26  Alan Modra  <amodra@gmail.com>
28504
28505         * config/rs6000/predicates.md (word_offset_memref_op): Handle
28506         cmodel medium addresses.
28507         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
28508         64-bit gpr loads and stores.
28509         (rs6000_secondary_reload_ppc64): New function.
28510         * config/rs6000/rs6000-protos.h: Declare it.
28511         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
28512
28513 2011-03-26  Alan Modra  <amodra@gmail.com>
28514
28515         PR target/47487
28516         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
28517         GNU Go in traceback table.
28518
28519 2011-03-25  Richard Henderson  <rth@redhat.com>
28520
28521         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
28522         if there are exactly 6 operands.
28523         (set_storage_via_setmem): Similarly.
28524
28525 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28526
28527         * collect2.c (write_c_file_stat): Handle backslash
28528         as right-hand directory separator.
28529         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
28530         checking just for slash.
28531         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
28532         instead of checking for trailing slash.
28533         * gcc.c (record_temp_file): Use filename_cmp instead
28534         of strcmp.
28535         (do_spec_1): Likewise.
28536         (replace_outfile_spec_function): Likewise.
28537         (is_directory): Use filename_ncmp instead of strncmp.
28538         (print_multilib_info): Likewise.
28539         * gcov.c (find_source): Use filename_cmp instead
28540         instead of strcmp.
28541         (make_gcov_file_name): Fix order of slash/backslash
28542         checks.
28543         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
28544         (add_standard_paths): Likewise.
28545         * mips-tfile.c (saber_stop): Handle backslash.
28546         * prefix.c (update_path): Use filename_ncmp instead of
28547         strncmp.
28548         * profile.c (output_location): Use filename_cmp instead
28549         of strcmp.
28550         * read-md.c (handle_toplevel_file): Handle backslash.
28551         * tlink.c (frob_extension):  Likewise.
28552         * tree-cfg.c (same_line_p): Use filename_cmp instead of
28553         strcmp.
28554         * tree-dump.c (dequeue_and_dump): Handle backslash.
28555         * tree.c (get_file_function_name): Likewise.
28556         * gengtype.c (read_input_list): Likewise.
28557         (get_file_realbasename): Likewise.
28558         (get_output_file_with_visibility): Use filename_cmp
28559         instead of strcmp.
28560
28561 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
28562
28563         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
28564         case to VFPv1.
28565
28566 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28567
28568         * fold-const.c (expr_location_or): New function.
28569         (fold_truth_not_expr): Call it.
28570
28571 2011-03-25  Jeff Law  <law@redhat.com>
28572
28573         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
28574         va_end.
28575         * c-family/c-common.c (def_fn_type): Likewise.
28576         * emit-rtl.c (gen_rtvec): Likewise.
28577         * lto/lto-lang.c (def_fn_type): Likewise.
28578
28579 2011-03-25  Richard Guenther  <rguenther@suse.de>
28580
28581         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
28582         also generate copies.
28583         (fini_copy_prop): Handle constant values properly.
28584
28585 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
28586
28587         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
28588         mode size instead of bitsize with DWARF2_ADDR_SIZE.
28589         (hash_loc_operands, compare_loc_operands): Handle
28590         DW_OP_GNU_entry_value.
28591
28592 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28593
28594         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
28595         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
28596         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
28597         comment and use macro TARGET_64BIT_MS_ABI instead.
28598         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
28599         and change default behavior for 32-bit MS_ABI.
28600         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
28601         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
28602         32-bit, too.
28603         (ix86_cfun_abi): Likewise.
28604         (ix86_maybe_switch_abi): Adjust comment.
28605         (init_cumulative_args): Check for bit-ness in MS_ABI case.
28606         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
28607         instead of checking for SYSV_ABI.
28608         (ix86_nsaved_sseregs): Likewise.
28609         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
28610         to 16 bytes.
28611         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
28612         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
28613         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
28614         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
28615         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
28616
28617 2011-03-25  Richard Guenther  <rguenther@suse.de>
28618
28619         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
28620         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28621         (verify_gimple): Remove.
28622         * tree-cfg.c (verify_gimple_call): Merge verification
28623         from verify_stmts.
28624         (verify_gimple_phi): Merge verification from verify_stmts.
28625         (verify_gimple_label): New function.
28626         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
28627         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28628         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
28629         (verify_stmts): Rename to verify_gimple_in_cfg.
28630         (verify_gimple_in_cfg): New function.
28631         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
28632         * tree-ssa.c (verify_ssa): Likewise.
28633         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
28634
28635 2011-03-25  Richard Guenther  <rguenther@suse.de>
28636
28637         * passes.c (init_optimization_passes): Add FRE pass after
28638         early SRA.
28639
28640 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
28641             Andrew Stubbs  <ams@codesourcery.com>
28642
28643         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
28644         for Cortex-A8.
28645         (arm_movdi_vfp_cortexa8): New pattern.
28646         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
28647         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
28648         instructions when tuning for Cortex-A8.  Set attribute "arch".
28649         * config/arm/arm.md: Move include arm-tune.md up a bit.
28650         (define_attr "arch"): Add "onlya8" and "nota8" values.
28651         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
28652
28653 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28654
28655         PR bootstrap/48282
28656         Revert:
28657         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28658
28659         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
28660         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
28661         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
28662         * passes.c (init_optimization_passes): Move
28663         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
28664
28665 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28666
28667         * c-typeck.c (comptypes_internal): Replace target
28668         hook call of comp_type_attributes by version in tree.c file.
28669         * gimple.c (gimple_types_compatible_p_1): Likewise.
28670         * tree-ssa.c (useless_type_conversion_p): Likewise.
28671         * tree.c (build_type_attribute_qual_variant): Likewise.
28672         (attribute_value_equal): New static helper function.
28673         (comp_type_attributes): New function.
28674         (merge_attributes): Use attribute_value_equal for comparison.
28675         (attribute_list_contained): Likewise.
28676         * tree.h (comp_type_attributes): New prototype.
28677
28678 2011-03-25  Richard Guenther  <rguenther@suse.de>
28679
28680         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
28681         of complex types at -O0.
28682         (verify_gimple_assign_binary): Likewise.
28683         (verify_gimple_assign_ternary): Likewise.
28684
28685 2011-03-24  Mark Wielaard  <mjw@redhat.com>
28686
28687         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
28688         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
28689
28690 2011-03-24  Mark Wielaard  <mjw@redhat.com>
28691
28692         PR debug/48041
28693         * dwarf2out.c (output_abbrev_section): Only write table when
28694         abbrev_die_table_in_use > 1.
28695
28696 2011-02-24  Richard Henderson  <rth@redhat.com>
28697
28698         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
28699         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
28700         (alpha_expand_unaligned_load_words): Use extql.
28701         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
28702         (emit_insxl): Handle all modes for consistency.
28703
28704 2011-02-24  Richard Henderson  <rth@redhat.com>
28705
28706         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
28707         (alpha_expand_unaligned_load): Likewise.
28708         (alpha_expand_unaligned_store): Likewise.
28709         (alpha_expand_unaligned_load_words): Likewise.
28710         (alpha_expand_unaligned_store_words): Likewise.
28711         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
28712         (alpha_split_lock_test_and_set_12): Likewise.
28713         (print_operand, alpha_fold_builtin_extxx): Likewise.
28714         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
28715         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
28716         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
28717         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
28718         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
28719         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
28720         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
28721         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
28722         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
28723         (extwl, extll, extql): Similarly.
28724         (inswh, inslh, insqh): Similarly.
28725         (mskbl, mskwl, mskll, mskql): Similarly.
28726         (mskwh, msklh, mskqh): Similarly.
28727
28728 2011-02-24  Richard Henderson  <rth@redhat.com>
28729
28730         * config/alpha/alpha.md (attribute isa): Add er, ner.
28731         (attribute enabled): Handle them.
28732         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
28733
28734 2011-02-24  Richard Henderson  <rth@redhat.com>
28735
28736         * config/alpha/alpha.md (attribute isa): Add vms.
28737         (attribute enabled): Handle it.
28738         (*movsf): Merge *movsf_{nofix,fix,nofp}.
28739         (*movdf): Merge *movdf_{nofix,fix,nofp}.
28740         (*movtf): Rename from *movtf_internal for consistency.
28741         (*movsi): Merge with *movsi_nt_vms.
28742         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
28743         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
28744         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
28745         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
28746
28747 2011-02-24  Richard Henderson  <rth@redhat.com>
28748
28749         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
28750         (extendqisi2, extendhisi2): Likewise.
28751         (extendqidi2): Simplify BWX/non-BWX expansions.
28752         (extendhidi2): Similarly.
28753
28754 2011-02-24  Richard Henderson  <rth@redhat.com>
28755
28756         * config/alpha/alpha.md (attribute isa): New.
28757         (attribute enabled): New.
28758         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
28759         (zero_extendqisi2, zero_extendqidi2): Similarly.
28760         (zero_extendhisi2, zero_extendhidi2): Similarly.
28761         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
28762
28763 2011-02-24  Richard Henderson  <rth@redhat.com>
28764
28765         * config/alpha/predicates.md (input_operand): Revert last change;
28766         update comment to mention 32-bit VMS rather than Windows.
28767
28768 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28769
28770         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
28771         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
28772         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
28773         * passes.c (init_optimization_passes): Move
28774         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
28775
28776 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
28777
28778         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
28779
28780 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
28781
28782         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
28783         correctly.
28784
28785 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
28786
28787         PR debug/48204
28788         * simplify-rtx.c (simplify_const_unary_operation): Call
28789         real_convert when changing mode class with FLOAT_EXTEND.
28790
28791 2011-03-24  Nick Clifton  <nickc@redhat.com>
28792
28793         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
28794         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
28795         * config/rx/rx.c (rx_option_override): Set align_jumps,
28796         align_loops and align_labels if not set by the user.
28797         (rx_align_for_label): New function.
28798         (rx_max_skip_for_label): New function.
28799         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
28800         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
28801         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
28802         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
28803         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
28804
28805 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
28806
28807         PR rtl-optimization/48263
28808         * optabs.c (expand_binop_directly): Reinstate convert_modes code
28809         and original commutative_p handling.  Use maybe_gen_insn.
28810
28811 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
28812
28813         * reload.c (find_reloads_subreg_address): Add address_reloaded
28814         parameter and return true there if the full address has been
28815         reloaded.
28816         (find_reloads_toplev): Pass address_reloaded flag.
28817         (find_reloads_address_1): Don't use address_reloaded parameter.
28818
28819 2011-03-24  Jeff Law  <law@redhat.com>
28820
28821         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
28822         unused variable "ann".
28823         (remove_unused_locals): Likewise.
28824
28825         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
28826         statement.
28827
28828         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
28829         after it is freed.
28830
28831 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
28832
28833         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
28834         for invalid symbolic addresses.
28835         (s390_secondary_reload): Don't use s390_check_symref_alignment for
28836         larl operands.
28837
28838 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
28839
28840         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
28841         the argument in calls to fold_truth_not_expr.
28842
28843 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28844
28845         * tree.c (record_node_allocation_statistics): New function.
28846         (make_node_stat, copy_node_stat, build_string): Call it.
28847         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
28848         (build1_stat, build_omp_clause): Likewise.
28849
28850 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
28851
28852         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
28853         last commit.
28854
28855 2011-03-24  Richard Guenther  <rguenther@suse.de>
28856
28857         PR tree-optimization/48271
28858         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
28859         blocks that still exist.
28860
28861 2011-03-24  Richard Guenther  <rguenther@suse.de>
28862
28863         PR tree-optimization/48270
28864         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
28865         not free datarefs before ddrs.
28866
28867 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
28868
28869         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
28870         from the address built for a reference with variable offset.
28871
28872 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
28873
28874         PR target/48237
28875         * config/i386/i386.md (*movdf_internal_rex64): Do not split
28876         alternatives that can be handled with movq or movabsq insn.
28877         (*movdf_internal): Disable for !TARGET_64BIT.
28878         (*movdf_internal_nointeger): Ditto.
28879         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
28880
28881 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28882
28883         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
28884         (FUNCTION_ARG_ADVANCE): Likewise.
28885         * tm.texi.in: Change references to them to hook references.
28886         * tm.texi: Regenerate.
28887         * targhooks.c (default_function_arg): Eliminate check for target macro.
28888         (default_function_incoming_arg): Likewise.
28889         (default_function_arg_advance): Likewise.
28890         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
28891         (function_arg_advance): Likewise.
28892         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
28893
28894 2011-03-24  Richard Guenther  <rguenther@suse.de>
28895
28896         PR middle-end/48269
28897         * tree-object-size.c (addr_object_size): Do not double-account
28898         for MEM_REF offsets.
28899
28900 2011-03-24  Diego Novillo  <dnovillo@google.com>
28901
28902         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
28903         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
28904         (lto_input_data_block): Move from lto-opts.c.  Make extern.
28905         Update all users.
28906         (lto_input_string): Rename from input_string.  Make extern.
28907         Update all users.
28908         * lto-streamer-out.c (lto_output_string_with_length): Rename from
28909         output_string_with_length.
28910         Output 0 to indicate a non-NULL string.  Update all callers to
28911         not emit 0.
28912         (lto_output_string): Rename from output_string.  Make extern.
28913         Update all users.
28914         (lto_output_decl_state_streams): Make extern.
28915         (lto_output_decl_state_refs): Make extern.
28916         * lto-streamer.h (lto_input_string): Declare.
28917         (lto_input_data_block): Declare.
28918         (lto_output_string): Declare.
28919         (lto_output_string_with_length): Declare.
28920         (lto_output_decl_state_streams): Declare.
28921         (lto_output_decl_state_refs): Declare.
28922
28923 2011-03-24  Richard Guenther  <rguenther@suse.de>
28924
28925         PR tree-optimization/46562
28926         * tree.c (build_invariant_address): New function.
28927         * tree.h (build_invariant_address): Declare.
28928         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
28929         a renamed function moved ...
28930         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
28931         Take valueization callback parameter.
28932         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
28933         * gimple-fold.h: New file.
28934         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
28935         (ccp_fold, fold_const_aggregate_ref,
28936         fold_ctor_reference, fold_nonarray_ctor_reference,
28937         fold_array_ctor_reference, fold_string_cst_ctor_reference,
28938         get_base_constructor): Move ...
28939         * gimple-fold.c: ... here.
28940         (gimple_fold_stmt_to_constant_1): New function
28941         split out from ccp_fold.  Take a valueization callback parameter.
28942         Valueize all operands.
28943         (gimple_fold_stmt_to_constant): New wrapper function.
28944         (fold_const_aggregate_ref_1): New function split out from
28945         fold_const_aggregate_ref.  Take a valueization callback parameter.
28946         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
28947         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
28948         invariant POINTER_PLUS_EXPRs to invariant form.
28949         (vn_valueize): New function.
28950         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
28951         * tree-vrp.c (vrp_valueize): New function.
28952         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
28953         to fold statements to constants.
28954         * tree-ssa-pre.c (eliminate): Properly guard propagation of
28955         function declarations.
28956         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
28957         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
28958
28959 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
28960
28961         * config/h8300/predicates.md (jump_address_operand): Fix register
28962         mode check.
28963
28964 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
28965
28966         * doc/invoke.texi (max-stores-to-sink): Document.
28967         * params.h (MAX_STORES_TO_SINK): Define.
28968         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
28969         if either vectorization or if-conversion is disabled.
28970         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
28971         tree-vect-data-refs.c vect_equal_offsets.
28972         (dr_equal_offsets_p): New function.
28973         (find_data_references_in_bb): Remove static.
28974         * tree-data-ref.h (find_data_references_in_bb): Declare.
28975         (dr_equal_offsets_p): Likewise.
28976         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
28977         (vect_drs_dependent_in_basic_block): Update calls to
28978         vect_equal_offsets.
28979         (vect_check_interleaving): Likewise.
28980         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
28981         (cond_if_else_store_replacement): Rename to...
28982         (cond_if_else_store_replacement_1): ... this.  Change arguments and
28983         documentation.
28984         (cond_if_else_store_replacement): New function.
28985         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
28986         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
28987
28988 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
28989
28990         PR target/46934
28991         * config/arm/arm.md (casesi): Use the gen_int_mode() function
28992         to subtract lower bound instead of GEN_INT().
28993
28994 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
28995
28996         PR other/48179
28997         PR other/48221
28998         PR other/48234
28999         * doc/extend.texi (Alignment): Move section to match order in TOC.
29000         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
29001         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
29002
29003 2011-03-23  Jeff Law  <law@redhat.com>
29004
29005         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
29006         before removing the edge.
29007
29008         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
29009         it may have been freed by redirect_branch_edge or
29010         redirect_edge_succ_nodup.
29011
29012 2011-03-23  Richard Guenther  <rguenther@suse.de>
29013
29014         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
29015         (check_va_list_escapes): Likewise.
29016         (check_all_va_list_escapes): Likewise.
29017
29018 2011-03-23  Richard Guenther  <rguenther@suse.de>
29019
29020         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
29021         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
29022         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
29023         (alias.o): Likewise.
29024         (ipa-type-escape.o): Remove.
29025         (ipa-struct-reorg.o): Likewise.
29026         (GTFILES): Remove ipa-struct-reorg.c.
29027         * alias.c: Do not include ipa-type-escape.h.
29028         * tree-ssa-alias.c: Likewise.
29029         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
29030         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
29031         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
29032         and ipa-type-escape passes.
29033         * tree-pass.h (pass_ipa_type_escape): Remove.
29034         (pass_ipa_struct_reorg): Likewise.
29035         * ipa-struct-reorg.h: Remove.
29036         * ipa-struct-reorg.c: Likewise.
29037         * ipa-type-escape.h: Likewise.
29038         * ipa-type-escape.c: Likewise.
29039         * doc/invoke.texi (-fipa-struct-reorg): Remove.
29040         (--param struct-reorg-cold-struct-ratio): Likewise.
29041         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29042         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29043         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
29044
29045 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29046
29047         * config/s390/2084.md: Enable all insn reservations also for z9_ec
29048         cpu attribute value.
29049         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
29050         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
29051         * config/s390/s390.c (processor_flags_table): New constant array.
29052         (s390_handle_arch_option): Remove.
29053         (s390_handle_option): Remove s390_handle_arch_option invocations
29054         and OPT_mwarn_framesize_ handling.
29055         (s390_option_override): Remove s390_handle_arch_option invocation.
29056         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
29057         warnings.
29058         * config/s390/s390.md (cpu attribute): Add z9_ec value.
29059         * config/s390/s390.opt (s390_tune, s390_arch)
29060         (march=): Replace s390_arch_option enum and values with
29061         processor_type.  Set variable name to s390_arch.  Set
29062         initialization value.
29063         (mtune=): Replace s390_arch_option with processor_type.  Set
29064         variable name to s390_tune.  Set initialization value.
29065
29066 2011-03-23  Julian Brown  <julian@codesourcery.com>
29067
29068         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
29069         accesses which are not naturally aligned.
29070
29071 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29072
29073         PR target/47553
29074         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
29075
29076 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29077
29078         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
29079         parameter from "int" to "enum insn_code".
29080         (expand_operand_type): New enum.
29081         (expand_operand): New structure.
29082         (create_expand_operand): New function.
29083         (create_fixed_operand, create_output_operand): Likewise
29084         (create_input_operand, create_convert_operand_to): Likewise.
29085         (create_convert_operand_from, create_address_operand): Likewise.
29086         (create_integer_operand): Likewise.
29087         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
29088         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29089         (expand_insn, expand_jump_insn): Likewise.
29090         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
29091         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
29092         (expand_movstr, expand_builtin___clear_cache): Likewise.
29093         (expand_builtin_lock_release): Likewise.
29094         * explow.c (allocate_dynamic_stack_space): Likewise.
29095         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
29096         and use the default handling in that case.
29097         * expmed.c (check_predicate_volatile_ok): Delete.
29098         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
29099         (emit_cstore): Likewise.
29100         * expr.c (emit_block_move_via_movmem): Likewise.
29101         (set_storage_via_setmem, expand_assignment): Likewise.
29102         (emit_storent_insn, try_casesi): Likewise.
29103         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
29104         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
29105         (expand_vec_shift_expr, expand_binop_directly): Likewise.
29106         (expand_twoval_unop, expand_twoval_binop): Likewise.
29107         (expand_unop_direct, emit_indirect_jump): Likewise.
29108         (emit_conditional_move, vector_compare_rtx): Likewise.
29109         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
29110         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
29111         (expand_sync_lock_test_and_set): Likewise.
29112         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
29113         (emit_unop_insn): Likewise.
29114         (expand_copysign_absneg): Change icode to an insn_code.
29115         (create_convert_operand_from_type): New function.
29116         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
29117         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29118         (expand_insn, expand_jump_insn): Likewise.
29119         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
29120         than const_int_operand for operand 2.
29121
29122 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29123
29124         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
29125         if possible.
29126
29127 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29128
29129         * emit-rtl.c (emit_pattern_before_noloc): New function.
29130         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
29131         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
29132         (emit_pattern_after_noloc): New function.
29133         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
29134         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
29135
29136 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29137
29138         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
29139         (__ffsDI2): Likewise.
29140
29141 2011-03-22  Richard Henderson  <rth@redhat.com>
29142
29143         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
29144         of !TARGET_ABI_OPEN_VMS.
29145         (alpha_trampoline_init, alpha_start_function): Likewise.
29146         (alpha_expand_epilogue, alpha_file_start): Likewise.
29147         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
29148         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
29149         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
29150         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
29151         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
29152
29153 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29154
29155         * config/s390/s390-opts.h: New.
29156         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
29157         s390_arch_flags, s390_warn_framesize, s390_stack_size,
29158         s390_stack_guard): Remove.
29159         (s390_handle_arch_option): Return void.  Take enum
29160         s390_arch_option value instead of string and searching array.
29161         (s390_handle_option): Don't assert that global structures are in
29162         use.  Access variables via opts pointer.  Use error_at.  Don't use
29163         sscanf for -mstack-guard= or -mstack-size=.  Update call to
29164         s390_handle_arch_option.
29165         (s390_option_override): Update call to s390_handle_arch_option.
29166         (s390_emit_prologue): Use %d format for s390_stack_size in
29167         diagnostic.  Use %wd for HOST_WIDE_INT.
29168         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
29169         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
29170         * config/s390/s390.opt (config/s390/s390-opts.h): New
29171         HeaderInclude entry.
29172         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
29173         s390_arch_flags, s390_warn_framesize): New Variable entries.
29174         (s390_arch_option): New Enum and EnumValue entries.
29175         (march=): Use Enum instead of Var.
29176         (mstack-guard=, mstack-size=): Use UInteger and Var.
29177         (mtune=): Use Enum.
29178
29179 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29180
29181         * config/score/score.c (score_handle_option): Don't assert that
29182         global structures are in use.  Access target_flags via opts
29183         pointer.  Use value of -march= option to determine target_flags
29184         settings.
29185         * config/score/score.opt (march=): Use Enum.
29186         (score_arch): New Enum and EnumValue entries.
29187
29188 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29189
29190         * config/mep/mep.c (option_mtiny_specified): Remove.
29191         (mep_option_override): Move register handling for -mivc2 from
29192         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
29193         instead of option_mtiny_specified.
29194         (mep_handle_option): Access target_flags via opts pointer.  Don't
29195         assert that global structures are in use.  Defer part of -mivc2
29196         handling and move it to mep_option_override.
29197         * config/mep/mep.opt (IVC2): New Mask entry.
29198         (mivc2): Use Var and Defer instead of Mask.
29199
29200 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29201
29202         * config/v850/v850-opts.h: New.
29203         * config/v850/v850.c (small_memory): Replace with
29204         small_memory_physical_max array.  Make that array static const.
29205         (v850_handle_memory_option): Take integer value of argument.  Take
29206         gcc_options pointer, option text and location.  Return void.
29207         Update for changes to small memory structures.
29208         (v850_handle_option): Access target_flags via opts pointer.  Don't
29209         assert that global structures are in use.  Update calls to
29210         v850_handle_memory_option.
29211         (v850_encode_data_area): Update references to small memory settings.
29212         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
29213         (enum small_memory_type): Move to v850-opts.h.
29214         * config/v850/v850.opt (config/v850/v850-opts.h): New
29215         HeaderInclude entry.
29216         (small_memory_max): New Variable entry.
29217         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
29218         (mtda, mzda): Likewise.
29219
29220 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29221
29222         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
29223         pointer.  Don't assert that global structures are in use.
29224
29225 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29226
29227         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
29228         via opts pointer.  Don't assert that global structures are in use.
29229
29230 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29231
29232         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
29233         (munix=93): Use Var.
29234         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
29235         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
29236         * config/pa/pa-opts.h: New.
29237         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
29238         (pa_handle_option): Don't assert that global structures are in
29239         use.  Access target_flags via opts pointer.  Don't handle
29240         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
29241         OPT_munix_98 here.
29242         (pa_option_override): Handle deferred OPT_mfixed_range_.
29243
29244 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29245
29246         * config/mn10300/mn10300-opts.h: New.
29247         * config/mn10300/mn10300.c (mn10300_processor,
29248         mn10300_tune_string): Remove.
29249         (mn10300_handle_option): Don't assert that global structures are
29250         in use.  Access mn10300_processor via opts pointer.  Don't handle
29251         OPT_mtune_ here.
29252         * config/mn10300/mn10300.h (enum processor_type): Move to
29253         mn10300-opts.h.
29254         (mn10300_processor): Remove.
29255         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
29256         HeaderInclude entry.
29257         (mn10300_processor): New Variable entry.
29258         (mtune=): Use Var.
29259
29260 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29261
29262         * config/microblaze/microblaze.c: Don't include opts.h.
29263         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
29264         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
29265         (mno-clearbss): Use Var and Warn.
29266
29267 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29268
29269         * config/m32r/m32r-opts.h: New.
29270         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
29271         (m32r_handle_option): Don't assert that global structures are in
29272         use.  Access target_flags and m32r_cache_flush_func via opts
29273         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
29274         OPT_mno_flush_trap here.
29275         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
29276         include of m32r-opts.h.
29277         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
29278         HeaderInclude entry.
29279         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
29280         (mmodel=): Use Enum and Var.
29281         (m32r_model): New Enum and EnumValue entries.
29282         (mno-flush-trap): Use Var.
29283         (msdata=): Use Enum and Var.
29284         (m32r_sdata): New Enum and EnumValue entries.
29285
29286 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29287
29288         * config/m32c/m32c.c: Don't include opts.h.
29289         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
29290         m32c_handle_option): Remove.
29291         (m32c_option_override): Check global_options_set.x_target_memregs
29292         instead of target_memregs_set.
29293         * config/m32c/m32c.h (target_memregs): Remove.
29294         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
29295         variable.
29296
29297 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29298
29299         * config/iq2000/iq2000-opts.h: New.
29300         * config/iq2000/iq2000.c: Don't include opts.h.
29301         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
29302         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
29303         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
29304         HeaderInclude entry.
29305         (iq2000_tune): New Variable entry.
29306         (march=): Add comment.  Use Enum.
29307         (iq2000_arch): New Enum and EnumValue entries.
29308         (mcpu=): Use Enum and Var.
29309         (iq2000_tune): New Enum and EnumValue entries.
29310
29311 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29312
29313         * config/ia64/ia64-opts.h: New.
29314         * config/ia64/ia64.c (ia64_tune): Remove.
29315         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
29316         here.  Use error_at.
29317         (ia64_option_override): Handle deferred OPT_mfixed_range_.
29318         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
29319         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
29320         HeaderInclude entry.
29321         (ia64_tune): New Variable entry.
29322         (mfixed-range=): Use Defer and Var.
29323         (mtune=): Use Enum and Var.
29324         (ia64_tune): New Enum and EnumValue entries.
29325
29326 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29327
29328         * config/frv/frv-opts.h: New.
29329         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
29330         frv-opts.h.
29331         (frv_cpu_type): Remove.
29332         * config/frv/frv.c: Don't include opts.h.
29333         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
29334         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
29335         (frv_cpu_type): New Variable entry.
29336         (frv_cpu): New Enum and EnumValue entries.
29337
29338 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29339
29340         * config/cris/cris.c (cris_handle_option): Access target_flags via
29341         opts pointer.  Don't assert that global structures are in use.
29342         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
29343         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
29344
29345 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29346
29347         * config/bfin/bfin-opts.h: New.
29348         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
29349         bfin_si_revision, bfin_workarounds): Remove.
29350         (bfin_cpus): Make static const.
29351         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
29352         not bfin_lib_id_given.
29353         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
29354         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
29355         pointer. Use error_at.  Don't assert that global structures are in use.
29356         * config/bfin/bfin.h: Include bfin-opts.h.
29357         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
29358         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
29359         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
29360         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
29361         entries.
29362
29363 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29364
29365         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
29366         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
29367         or -msoft-float here.
29368         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
29369         -msoft-float and -mhard-float.
29370         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
29371         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29372         msoft-float.
29373         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
29374         -msoft-float.
29375         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
29376         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
29377         not mhard-float.
29378         (LIBGCC_SPEC): Don't handle -msoft-float.
29379         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
29380         -mhard-float.
29381         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29382         msoft-float.
29383         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
29384         -mfloat-abi=*, not -msoft-float and -mhard-float.
29385         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
29386         -msoft-float.
29387         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
29388         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
29389         mhard-float and msoft-float.
29390         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
29391         mfloat-abi=soft in comments, not mhard-float and msoft-float.
29392         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
29393         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
29394         mhard-float.
29395         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
29396         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
29397         msoft-float.
29398         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
29399         not mhard-float.
29400         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
29401         not msoft-float.
29402
29403 2011-03-22  Richard Henderson  <rth@redhat.com>
29404
29405         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
29406         TARGET_ABI_WINDOWS_NT.
29407         (alpha_output_function_end_prologue): Likewise.
29408         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
29409         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
29410         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
29411         (trap, *movsi_nt_vms): Likewise.
29412         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
29413         (*tablejump_osf_nt_internal): Remove.
29414         * config/alpha/predicates.md (input_operand): Only test Pmode.
29415
29416 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29417
29418         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
29419         via opts pointer.  Use error_at.  Don't assert that global
29420         structures are in use.
29421
29422 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29423
29424         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
29425         (ix86_handle_option): Access ix86_isa_flags and
29426         ix86_isa_flags_explicit via opts pointer.  Don't assert that
29427         global structures are in use.
29428         (ix86_function_specific_save, ix86_function_specific_restore):
29429         Update ix86_isa_flags_explicit field name.
29430         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
29431         (ix86_isa_flags_explicit): Rename TargetSave entry to
29432         x_ix86_isa_flags_explicit.
29433
29434 2011-03-22  Richard Henderson  <rth@redhat.com>
29435
29436         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
29437         (alpha_option_override, direct_return): Likewise.
29438         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
29439         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
29440         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
29441         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
29442         (alpha_expand_epilogue, alpha_end_function): Likewise.
29443         (alpha_init_libfuncs): Likewise.
29444         (struct machine_function): Remove unicosmk members.
29445         (print_operand) ['t']: Remove.
29446         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
29447         unicosmk_output_module_name, unicosmk_output_common,
29448         current_section_align, unicosmk_output_text_section_asm_op,
29449         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
29450         unicosmk_section_type_flags, unicosmk_unique_section,
29451         unicosmk_asm_named_section, unicosmk_insert_attributes,
29452         unicosmk_output_align, unicosmk_defer_case_vector,
29453         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
29454         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
29455         unicosmk_output_ssib, unicosmk_add_call_info_word,
29456         unicosmk_extern_head, unicosmk_output_default_externs,
29457         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
29458         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
29459         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
29460         * config/alpha/alpha-protos.h: Update.
29461         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
29462         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
29463         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
29464         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
29465         (*mulsi_se, mulvsi3): Likewise.
29466         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
29467         (*divmodsi_internal, call, call_value, realign): Likewise.
29468         (moddi3, umoddi3): Likewise; remove duplicate expander.
29469         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
29470         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
29471         (*movdi_nofix): Remove r/U alternative.
29472         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
29473         * config/alpha/constraints.md ("U"): Remove.
29474         * config/alpha/predicates.md (call_operand"): Don't test
29475         TARGET_ABI_UNICOSMK.
29476
29477 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29478
29479         * target.def (handle_option): Take gcc_options and
29480         cl_decoded_option pointers and location_t.
29481         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
29482         * doc/tm.texi: Regenerate.
29483         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
29484         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
29485         * lto-opts.c (lto_reissue_options): Generate option structure for
29486         targetm.handle_option call.
29487         * opts.c (target_handle_option): Update call to
29488         targetm.handle_option.  Remove assertions about values now passed
29489         down to hook.
29490         * targhooks.c (default_target_handle_option): New.
29491         * targhooks.h (default_target_handle_option): Declare.
29492         * config/alpha/alpha.c: Include opts.h.
29493         (alpha_handle_option): Update to new hook interface.
29494         * config/arm/arm.c: Include opts.h.
29495         (arm_handle_option): Update to new hook interface.
29496         * config/arm/t-arm (arm.o): Update dependencies.
29497         * config/bfin/bfin.c: Include opts.h.
29498         (bfin_handle_option): Update to new hook interface.
29499         * config/cris/cris.c: Include opts.h.
29500         (cris_handle_option): Update to new hook interface.
29501         * config/frv/frv.c: Include opts.h.
29502         (frv_handle_option): Update to new hook interface.
29503         * config/i386/i386.c: Include opts.h.
29504         (ix86_handle_option): Update to new hook interface.
29505         (ix86_valid_target_attribute_inner_p): Generate option structure
29506         for call to ix86_handle_option.
29507         * config/i386/t-i386 (i386.o): Update dependencies.
29508         * config/ia64/ia64.c: Include opts.h.
29509         (ia64_handle_option): Update to new hook interface.
29510         * config/ia64/t-ia64 (ia64.o): Update dependencies.
29511         * config/iq2000/iq2000.c: Include opts.h.
29512         (iq2000_handle_option): Update to new hook interface.
29513         * config/m32c/m32c.c: Include opts.h.
29514         (m32c_handle_option): Update to new hook interface.
29515         * config/m32r/m32r.c: Include opts.h.
29516         (m32r_handle_option): Update to new hook interface.
29517         * config/m68k/m68k.c: Include opts.h.
29518         (m68k_handle_option): Update to new hook interface.
29519         * config/mep/mep.c: Include opts.h.
29520         (mep_handle_option): Update to new hook interface.
29521         * config/microblaze/microblaze.c: Include opts.h.
29522         (microblaze_handle_option): Update to new hook interface.
29523         * config/mips/mips.c: Include opts.h.
29524         (mips_handle_option): Update to new hook interface.
29525         * config/mn10300/mn10300.c: Include opts.h.
29526         (mn10300_handle_option): Update to new hook interface.
29527         * config/pa/pa.c: Include opts.h.
29528         (pa_handle_option): Update to new hook interface.
29529         * config/pdp11/pdp11.c: Include opts.h.
29530         (pdp11_handle_option): Update to new hook interface.
29531         * config/rs6000/rs6000.c: Include opts.h.
29532         (rs6000_handle_option): Update to new hook interface.
29533         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
29534         * config/rx/rx.c: Include opts.h.
29535         (rx_handle_option): Update to new hook interface.
29536         * config/s390/s390.c: Include opts.h.
29537         (s390_handle_option): Update to new hook interface.
29538         * config/score/score.c: Include opts.h.
29539         (score_handle_option): Update to new hook interface.
29540         * config/sh/sh.c: Include opts.h.
29541         (sh_handle_option): Update to new hook interface.
29542         * config/sparc/sparc.c: Include opts.h.
29543         (sparc_handle_option): Update to new hook interface.
29544         * config/v850/v850.c: Include opts.h.
29545         (v850_handle_option): Update to new hook interface.
29546
29547 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29548
29549         * gcc.c (driver_unknown_option_callback): Only permit and save
29550         unknown -Wno- options.
29551         (driver_wrong_lang_callback): Save options directly instead of via
29552         driver_unknown_option_callback.
29553
29554 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
29555
29556         * combine.c (simplify_set): Try harder to find the best CC mode when
29557         simplifying a nested COMPARE on the RHS.
29558
29559 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29560
29561         * config/alpha/gnu.h: Remove.
29562         * config/arc: Remove directory.
29563         * config/arm/netbsd.h: Remove.
29564         * config/arm/t-pe: Remove.
29565         * config/crx: Remove directory.
29566         * config/i386/netbsd.h: Remove.
29567         * config/m68hc11: Remove directory.
29568         * config/m68k/uclinux-oldabi.h: Remove.
29569         * config/mcore/mcore-pe.h: Remove.
29570         * config/mcore/t-mcore-pe: Remove.
29571         * config/netbsd-aout.h: Remove.
29572         * config/rs6000/gnu.h: Remove.
29573         * config/sh/sh-symbian.h: Remove.
29574         * config/sh/symbian-base.c: Remove.
29575         * config/sh/symbian-c.c: Remove.
29576         * config/sh/symbian-cxx.c: Remove.
29577         * config/sh/symbian-post.h: Remove.
29578         * config/sh/symbian-pre.h: Remove.
29579         * config/sh/t-symbian: Remove.
29580         * config/svr3.h: Remove.
29581         * config/vax/netbsd.h: Remove.
29582         * config.build: Don't handle i[34567]86-*-pe.
29583         * config.gcc: Remove handling of deprecations for most deprecated
29584         targets.
29585         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
29586         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
29587         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
29588         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
29589         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
29590         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
29591         Remove cases.
29592         * config.host: Don't handle i[34567]86-*-pe.
29593         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
29594         (ASM_SPEC32): Don't handle -mcall-gnu.
29595         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
29596         -mcall-gnu.
29597         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
29598         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
29599         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
29600         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
29601         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
29602         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
29603         conditional on SYMBIAN.
29604         * configure.ac: Don't handle powerpc*-*-gnu*.
29605         * configure: Regenerate.
29606         * doc/extend.texi (interrupt attribute): Don't mention CRX.
29607         * doc/install-old.texi (m6811, m6812): Don't mention.
29608         * doc/install.texi (arc-*-elf*): Don't document multilib option.
29609         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
29610         (m68k-uclinuxoldabi): Don't mention.
29611         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
29612         Remove.
29613         (-mcall-gnu): Remove.
29614         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
29615         families): Remove constraint documentation.
29616
29617 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
29618
29619         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
29620         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
29621         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
29622
29623 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
29624
29625         PR target/48226
29626         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
29627         vector when peeking at the next token for vector, don't expand the
29628         keywords.
29629
29630 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
29631
29632         * config/avr/avr-protos.h (expand_epilogue): Change prototype
29633         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
29634         * config/avr/avr.c (init_cumulative_args)
29635         (avr_function_arg_advance): Use it.
29636         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
29637         sibcall epilogues.
29638         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
29639         (avr_function_ok_for_sibcall): ...this new function.
29640         (avr_lookup_function_attribute1): New static Function.
29641         (avr_naked_function_p, interrupt_function_p)
29642         (signal_function_p, avr_OS_task_function_p)
29643         (avr_OS_main_function_p): Use it.
29644         * config/avr/avr.md ("sibcall", "sibcall_value")
29645         ("sibcall_epilogue"): New expander.
29646         ("*call_insn", "*call_value_insn"): New insn.
29647         ("call_insn", "call_value_insn"): Remove
29648         ("call", "call_value", "epilogue"): Change expander to handle
29649         sibling calls.
29650
29651 2011-03-21  Nick Clifton  <nickc@redhat.com>
29652
29653         * doc/invoke.texi (Overall Options): Move closing brace to end of
29654         options list.
29655         (Optimization Options): Add missing @gol.
29656         (Directory Options): Likewise.
29657         (i386 and x86-64 Options): Likewise.
29658         (RS6000 and PowerPC Options): Likewise.
29659         (i386 and x86-64 Windows Options): Likewise.
29660         (V850 Options): Add text missing from descriptions.
29661
29662 2011-03-22  Richard Henderson  <rth@redhat.com>
29663
29664         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
29665         (avr_incoming_return_addr_rtx): New.
29666         (emit_push_byte): New.
29667         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
29668         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
29669         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
29670         (emit_pop_byte): New.
29671         (expand_epilogue): Use it.  Pop frame pointer by bytes.
29672         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
29673         (INCOMING_RETURN_ADDR_RTX): New.
29674         (INCOMING_FRAME_SP_OFFSET): New.
29675         (ARG_POINTER_CFA_OFFSET): New.
29676         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
29677         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
29678         (pophi): Remove.
29679
29680         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
29681
29682 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29683
29684         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29685         (FUNCTION_ARG_ADVANCE): Likewise.
29686         * tm.texi.in: Change references to them to hook references.
29687         * tm.texi: Regenerate.
29688         * targhooks.c (default_function_arg): Eliminate check for target
29689         macro.
29690         (default_function_incoming_arg): Likewise.
29691         (default_function_arg_advance): Likewise.
29692         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29693         (function_arg_advance): Likewise.
29694         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29695
29696 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29697
29698         * tree.c (build_call_1): New function.
29699         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
29700
29701 2011-03-22  Richard Guenther  <rguenther@suse.de>
29702
29703         PR tree-optimization/48228
29704         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
29705         for single-arg PHIs.
29706
29707 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
29708
29709         PR rtl-optimization/48143
29710         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
29711         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
29712         sse2_cvtps2pd): Likewise.
29713
29714 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29715
29716         * recog.c (canonicalize_change_group): Use validate_unshare_change.
29717
29718 2011-03-22  Richard Guenther  <rguenther@suse.de>
29719
29720         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
29721         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
29722         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
29723         and REALIGN_LOAD_EXPR.
29724         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
29725         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
29726         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
29727         DOT_PROD_EXPR case ...
29728         (expand_expr_real_2): ... here.
29729         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
29730         and REALIGN_LOAD_EXPR.
29731         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
29732         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
29733         (vect_create_epilog_for_reduction): Likewise.
29734         (vectorizable_reduction): Likewise.
29735         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
29736         * tree-vect-stmts.c (vectorizable_load): Likewise.
29737
29738 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
29739
29740         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
29741
29742 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29743
29744         * config/s390/s390.c (s390_delegitimize_address): Fix offset
29745         handling for PLTOFF/GOTOFF.
29746
29747 2011-03-22  Nick Clifton  <nickc@redhat.com>
29748
29749         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
29750         trailing backslash from the end of the macro definition.
29751
29752 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29753
29754         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
29755         and PLT unspecs.
29756
29757 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
29758
29759         * expr.h (prepare_operand): Move to...
29760         * optabs.h (prepare_operand): ...here and change the insn code
29761         parameter from "int" to "enum insn_code".
29762         (insn_operand_matches): Declare.
29763         * expr.c (init_expr_target): Use insn_operand_matches.
29764         (compress_float_constant): Likewise.
29765         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
29766         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
29767         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
29768         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
29769         Likewise.
29770         (gen_cond_trap): Likewise.
29771         (prepare_operand): Likewise.  Change icode to an insn_code.
29772         (insn_operand_matches): New function.
29773         * reload.c (find_reloads_address_1): Use insn_operand_matches.
29774         * reload1.c (gen_reload): Likewise.
29775         * targhooks.c (default_secondary_reload): Likewise.
29776
29777 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
29778
29779         * config/alpha/alpha.md (unspec): New define_c_enum.
29780         (unspecv): Ditto.
29781
29782 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
29783
29784         PR debug/48214
29785         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
29786         between a call and its CALL_ARG_LOCATION note.
29787
29788 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
29789
29790         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
29791
29792 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
29793
29794         PR c/42544
29795         PR c/48197
29796         * c-common.c (shorten_compare): If primopN is first sign-extended
29797         to opN and then zero-extended to result type, set primopN to opN.
29798
29799 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
29800
29801         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
29802         for barrier handlers.
29803
29804 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
29805
29806         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
29807         UNSPEC constants to be in the unspec enumeration, and redefine
29808         all UNSPECV constants to be in the unspecv enumeration, so that
29809         dumps print which unspec/unspec_volatile this is.
29810         * config/rs6000/vector.md (UNSPEC_*): Ditto.
29811         * config/rs6000/paired.md (UNSPEC_*): Ditto.
29812         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
29813         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
29814         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
29815
29816         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
29817         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
29818         UNSPECV_LWSYNC, since these are used as unspec_volatile.
29819         * config/rs6000/sync.md (isync, lwsync): Ditto.
29820
29821 2011-03-21  Richard Guenther  <rguenther@suse.de>
29822
29823         * params.def (lto-min-partition): Fix typo.
29824
29825 2011-03-21  Richard Guenther  <rguenther@suse.de>
29826
29827         PR c/47939
29828         * c-decl.c (grokdeclarator): Drop to the main variant only
29829         for array types.  Drop flag_gen_aux_info check.
29830
29831 2011-03-21  Richard Guenther  <rguenther@suse.de>
29832
29833         PR translation/47911
29834         * params.def (lto-partitions): Fix typo.
29835         (lto-min-partition): Fix wording.
29836
29837 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
29838
29839         * config/rs6000/t-freebsd: Remove duplication from file.
29840
29841 2011-03-21  Richard Guenther  <rguenther@suse.de>
29842
29843         PR middle-end/47661
29844         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
29845
29846 2011-03-21  Richard Guenther  <rguenther@suse.de>
29847
29848         PR lto/48210
29849         * params.def (lto-partitions): Require at least 1 partition.
29850
29851 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29852
29853         * gthr-solaris.h: Remove.
29854         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
29855         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
29856         (LIB_SPEC): Likewise.
29857         * config/sol2.opt (threads): Remove.
29858         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
29859         (sparc*-*-solaris2*): Likewise.
29860         * configure.ac (enable_threads): Enable solaris support.
29861         * configure: Regenerate.
29862         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
29863         * doc/install.texi (Configuration, --enable-threads=lib): Remove
29864         solaris.
29865
29866 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29867
29868         * config.gcc: Obsolete *-*-solaris2.8*.
29869         * doc/install.texi (Specific, *-*-solaris2*): Document it.
29870
29871 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29872
29873         PR bootstrap/48135
29874         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
29875         reference.  Solaris 8 perl works.
29876
29877 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29878
29879         PR bootstrap/48135
29880         * doc/install.texi (Prerequisites): Move jar etc. up.
29881         Explain support library version requirements.
29882
29883 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29884
29885         PR bootstrap/48135
29886         * doc/install.texi (Prerequisites): Move Perl to build
29887         requirements.  Always necessary on Solaris 2 with Sun ld.
29888
29889 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29890
29891         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
29892         binutils 2.21.
29893         (Specific, i?86-*-solaris2.[89]): Likewise.
29894         (Specific, i?86-*-solaris2.10): Likewise.
29895         (Specific, mips-sgi-irix6): Likewise.
29896         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
29897         Update for binutils 2.21.
29898
29899 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29900
29901         * configure.ac (gcc_cv_lto_plugin): Fix typo.
29902         Allow -fuse-linker-plugin for non-default plugin linker.
29903         * configure: Regenerate.
29904
29905 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
29906
29907         PR bootstrap/48167
29908         * gengtype.c (files_rules): Added rule for cp/parser.h.
29909
29910 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
29911
29912         PR target/48213
29913         * config/s390/s390.c (s390_delegitimize_address): Don't call
29914         lowpart_subreg if orig_x has BLKmode.
29915
29916 2011-03-21  Kai Tietz  <ktietz@redhat.com>
29917
29918         PR target/12171
29919         * doc/plugins.texi: Adjust documentation for plugin register_callback.
29920         * tree.h (attribute_spec): Add new member affects_type_identity.
29921         * attribs.c (empty_attribute_table): Adjust attribute_spec
29922         initializers.
29923         * config/alpha/alpha.c: Likewise.
29924         * config/arc/arc.c: Likewise.
29925         * config/arm/arm.c: Likewise.
29926         * config/avr/avr.c: Likewise.
29927         * config/bfin/bfin.c: Likewise.
29928         * config/crx/crx.c: Likewise.
29929         * config/darwin.h: Likewise.
29930         * config/h8300/h8300.c: Likewise.
29931         * config/i386/cygming.h: Likewise.
29932         * config/i386/i386.c: Likewise.
29933         * config/ia64/ia64.c: Likewise.
29934         * config/m32c/m32c.c: Likewise.
29935         * config/m32r/m32r.c: Likewise.
29936         * config/m68hc11/m68hc11.c: Likewise.
29937         * config/m68k/m68k.c: Likewise.
29938         * config/mcore/mcore.c: Likewise.
29939         * config/mep/mep.c: Likewise.
29940         * config/microblaze/microblaze.c: Likewise.
29941         * config/mips/mips.c: Likewise.
29942         * config/rs6000/rs6000.c: Likewise.
29943         * config/rx/rx.c: Likewise.
29944         * config/sh/sh.c: Likewise.
29945         * config/sol2.h: Likewise.
29946         * config/sparc/sparc.c: Likewise.
29947         * config/spu/spu.c: Likewise.
29948         * config/stormy16/stormy16.c: Likewise.
29949         * config/v850/v850.c: Likewise.
29950
29951 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
29952
29953         * simplify-rtx.c (simplify_binary_operation_1): Handle
29954         (xor (and A B) C) case when B and C are both constants.
29955
29956 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
29957
29958         * tree-dfa.c (add_referenced_var): Fix typo in comment.
29959
29960 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
29961
29962         PR bootstrap/48168
29963         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
29964
29965 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
29966
29967         PR rtl-optimization/48156
29968         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
29969         assume df and df_lr are not NULL.
29970
29971 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
29972
29973         PR debug/48023
29974         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
29975         between a call and its CALL_ARG_LOCATION note.
29976
29977 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
29978
29979         PR debug/48178
29980         * config/sh/sh.c (find_barrier): Don't emit a constant pool
29981         between a call and its corresponding CALL_ARG_LOCATION note.
29982
29983 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
29984
29985         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
29986         instead of loop. Use HARD_REGISTER_NUM_P predicate.
29987         * haifa-sched.c (setup_ref_regs): Ditto.
29988         * caller-save.c (add_used_regs_1): Ditto.
29989         * dse.c (look_for_hardregs): Ditto.
29990         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
29991         * sched-rgn.c (check_live_1): Ditto.
29992
29993 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
29994
29995         * c-decl.c (diagnose_mismatched_decls): Give an error for
29996         redefining a typedef with variably modified type.
29997
29998 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
29999
30000         * c-decl.c (grokfield): Don't allow typedefs for structures or
30001         unions with no tag by default.
30002         * doc/extend.texi (Unnamed Fields): Update.
30003
30004 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
30005
30006         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30007         Rewrite using indirect functions.
30008         (lwp_slwpcb): Ditto.
30009         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
30010         (avx_vinsertf128<mode>): Ditto.
30011
30012 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30013
30014         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
30015         unspecs.
30016
30017 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30018
30019         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
30020         splitting between a call and its corresponding CALL_ARG_LOCATION note.
30021
30022 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
30023
30024         PR rtl-optimization/48170
30025         * gcse.c (hoist_code): Remove bogus asserts.
30026
30027 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
30028
30029         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
30030         computation for prologue/epilogue.
30031
30032 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30033
30034         * Makefile.in (check-consistency): Remove.
30035
30036 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
30037
30038         PR debug/48176
30039         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
30040         arange_table_in_use is 0, but either text_section_used or
30041         cold_text_section_used is true.  Don't call it if
30042         !info_section_emitted.
30043
30044 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
30045
30046         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
30047         FUNCTION_VALUE_REGNO_P): Remove.
30048         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
30049         Remove.
30050         * config/avr/avr.c (avr_ret_register): Make static inline.
30051         (avr_function_value_regno_p): New function.
30052         (avr_libcall_value): Make static. Add 'func' argument.
30053         (avr_function_value): Make static. Rename 'func' argument to
30054         'fn_decl_or_type', forward it to avr_libcall_value. Call
30055         avr_ret_register function instead of RET_REGISTER macro.
30056         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
30057
30058 2011-03-18  Jason Merrill  <jason@redhat.com>
30059
30060         PR c++/23372
30061         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
30062
30063 2011-03-18  Richard Guenther  <rguenther@suse.de>
30064
30065         * doc/install.texi (--enable-gold): Remove.
30066         (--with-plugin-ld): Document.
30067         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
30068
30069 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
30070
30071         PR middle-end/47790
30072         * expr.c (optimize_bitfield_assignment_op): Revamp to work
30073         again after expansion changes.
30074
30075 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
30076
30077         * combine.c (try_combine): Do simplification only call of
30078         subst() on i2 even when i1 is present. Update comments.
30079
30080 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
30081
30082         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
30083         and UNSPEC_PCREL_SYMOFF.
30084
30085 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30086
30087         * config/s390/s390.md: Use define_c_enum for the unspec constant
30088         definitions.
30089
30090 2011-03-18  Richard Henderson  <rth@redhat.com>
30091             Jakub Jelinek  <jakub@redhat.com>
30092
30093         PR bootstrap/48161
30094         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
30095         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
30096
30097 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
30098
30099         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
30100         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
30101         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
30102         Change return type to bool.
30103         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
30104
30105 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30106
30107         PR debug/48163
30108         * var-tracking.c (prepare_call_arguments): If CALL target
30109         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
30110         pc instead of looking it up using cselib_lookup and use
30111         Pmode for it if x has VOIDmode.
30112         * dwarf2out.c (gen_subprogram_die): If also both first and
30113         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
30114
30115         PR debug/48163
30116         * function.c (assign_parms): For data.passed_pointer parms
30117         use MEM of data.entry_parm instead of data.entry_parm itself
30118         as DECL_INCOMING_RTL.
30119         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
30120         also when passed and declared mode is the same, DECL_RTL
30121         is a MEM with pseudo as address and DECL_INCOMING_RTL is
30122         a MEM too.
30123
30124 2011-03-16  Jeff Law  <law@redhat.com>
30125
30126         PR rtl-optimization/37273
30127         * ira-costs.c (scan_one_insn): Detect constants living in memory and
30128         handle them like argument loads from stack slots.  Do not double
30129         count memory for memory constants and argument loads from stack slots.
30130
30131 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30132
30133         PR debug/48160
30134         * var-tracking.c (prepare_call_arguments): Check SUBREG.
30135
30136 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30137
30138         PR target/48171
30139         * config/i386/i386.opt: Add Save to -mavx and -mfma.
30140
30141 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30142
30143         PR bootstrap/48153
30144         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
30145         if dwarf_strict.
30146         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
30147         Clear call_arg_locations and call_arg_loc_last always.
30148
30149         PR middle-end/48152
30150         * var-tracking.c (prepare_call_arguments): If argument needs to be
30151         passed by reference, adjust argtype and mode.
30152
30153 2011-03-17  Richard Guenther  <rguenther@suse.de>
30154
30155         PR middle-end/48134
30156         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
30157         a value make sure to fold the statement.
30158
30159 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
30160
30161         PR target/43872
30162         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
30163         return condition with !cfun->calls_alloca.
30164
30165 2011-03-17  Richard Guenther  <rguenther@suse.de>
30166
30167         PR bootstrap/48148
30168         * lto-cgraph.c (input_overwrite_node): Clear the abstract
30169         origin for decls in other ltrans units.
30170         (input_varpool_node): Likewise.
30171
30172 2011-03-17  Richard Guenther  <rguenther@suse.de>
30173
30174         PR middle-end/48165
30175         * tree-object-size.c (compute_object_offset): Properly return
30176         the offset operand of MEM_REFs as sizetype.
30177
30178 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30179
30180         PR rtl-optimization/48141
30181         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
30182         * dse.c: Include params.h.
30183         (active_local_stores_len): New variable.
30184         (add_wild_read, dse_step1): Clear it when setting active_local_stores
30185         to NULL.
30186         (record_store, check_mem_read_rtx): Decrease it when removing
30187         from the chain.
30188         (scan_insn): Likewise.  Increase it when adding to chain, if it
30189         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
30190         set active_local_stores to NULL before the addition.
30191         * Makefile.in (dse.o): Depend on $(PARAMS_H).
30192
30193         PR rtl-optimization/48141
30194         * dse.c (record_store): If no positions are needed in an insn
30195         that cannot be deleted, at least unchain it from active_local_stores.
30196
30197 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
30198
30199         PR debug/47510
30200         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
30201         (lookup_type_die_strip_naming_typedef): ... here.
30202         (get_context_die): Use it.
30203         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
30204         the anonymous struct named by the naming typedef.
30205
30206 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
30207
30208         PR target/48154
30209         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
30210         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30211
30212 2011-03-16  Jeff Law  <law@redhat.com>
30213
30214         * tree-vrp.c (identify_jump_threads): Slightly simplify type
30215         check for operands of conditional.  Allow type to be a pointer.
30216
30217 2011-03-16  Richard Guenther  <rguenther@suse.de>
30218
30219         PR tree-optimization/48149
30220         * fold-const.c (fold_binary_loc): Fold
30221         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
30222
30223 2011-03-16  Richard Guenther  <rguenther@suse.de>
30224
30225         PR tree-optimization/26134
30226         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
30227         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
30228         (non_rewritable_mem_ref_base): Handle complex type component
30229         accesses, constrain offsets for vector and complex extracts
30230         more properly.
30231
30232 2011-03-16  Richard Guenther  <rguenther@suse.de>
30233
30234         PR tree-optimization/48146
30235         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
30236         operands avoiding the need for renaming.
30237
30238 2011-03-16  Richard Guenther  <rguenther@suse.de>
30239
30240         * gimple-fold.c (maybe_fold_reference): Open-code relevant
30241         constant folding.  Move MEM_REF canonicalization first.
30242         Rely on fold_const_aggregate_ref for initializer folding.
30243         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
30244
30245 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30246
30247         PR middle-end/48136
30248         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
30249         arg0/arg1 or their arguments are always fold converted to matching
30250         types.
30251
30252         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
30253         to nargs.
30254
30255 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30256
30257         PR lto/46944
30258         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
30259         Handle in-tree gold.
30260         (ld_vers): Extract binutils version for gold.
30261         (gcc_cv_ld_hidden): Handle gold here.
30262         (gcc_cv_lto_plugin): Determine level of linker plugin support.
30263         * configure: Regenerate.
30264         * config.in: Regenerate.
30265         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
30266         -fuse-linker-plugin otherwise.
30267         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
30268         (LINK_COMMAND_SPEC): Use it.
30269         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
30270
30271 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30272
30273         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
30274         * calls.c: Remove debug.h include.
30275         (emit_call_1): Don't call virtual_call_token debug hook.
30276         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
30277         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
30278         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
30279         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
30280         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
30281         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
30282         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
30283         dwarf2out_virtual_call): Remove.
30284         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
30285         copy_call_info and virtual_call hooks.
30286         (dwarf2out_init): Don't initialize vcall_insn_table,
30287         debug_dcall_section and debug_vcall_section.
30288         (prune_unused_types): Don't mark nodes from dcall_table.
30289         (dwarf2out_finish): Don't output dcall or vcall tables.
30290         * final.c (final_scan_insn): Don't call direct_call or
30291         virtual_call debug hooks.
30292         * debug.h (struct gcc_debug_hooks): Remove direct_call,
30293         virtual_call_token, copy_call_info and virtual_call hooks.
30294         (debug_nothing_uid): Remove prototype.
30295         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
30296         copy_call_info and virtual_call hooks.
30297         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
30298         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
30299         * debug.c (do_nothing_debug_hooks): Likewise.
30300         (debug_nothing_uid): Remove.
30301         * doc/invoke.texi (-fenable-icf-debug): Remove.
30302         * common.opt (-fenable-icf-debug): Likewise.
30303
30304         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
30305         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
30306         call's MEM.  Handle functions returning aggregate through a hidden
30307         first pointer.  For virtual calls add clobbered pc to call arguments
30308         chain.
30309         * dwarf2out.c (gen_subprogram_die): Emit
30310         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
30311         can't be emitted.
30312
30313         PR debug/45882
30314         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
30315         * rtl.h (ENTRY_VALUE_EXP): Define.
30316         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
30317         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
30318         * print-rtl.c (print_rtx): Likewise.
30319         * gengtype.c (adjust_field_rtx_def): Likewise.
30320         * var-tracking.c (vt_add_function_parameter): Adjust
30321         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
30322         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
30323         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
30324         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
30325         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
30326
30327         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
30328         Call var_location debug hook even on CALL_INSNs.
30329         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
30330         * rtl.def (ENTRY_VALUE): New.
30331         * dwarf2out.c: Include cfglayout.h.
30332         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
30333         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
30334         (struct call_arg_loc_node): New type.
30335         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
30336         tail_call_site_count): New variables.
30337         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
30338         DW_TAG_GNU_call_site_parameter.
30339         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
30340         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
30341         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
30342         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
30343         and DW_AT_GNU_all_source_call_sites.
30344         (mem_loc_descriptor): Handle ENTRY_VALUE.
30345         (add_src_coords_attributes): Don't add enything if
30346         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
30347         (dwarf2out_abstract_function): Save and clear call_arg_location,
30348         call_site_count and tail_call_site_count around dwarf2out_decl call.
30349         (gen_call_site_die): New function.
30350         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
30351         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
30352         (dwarf2out_function_decl): Clear call_arg_locations,
30353         call_arg_loc_last, set call_site_count and tail_call_site_count
30354         to -1 and free block_map.
30355         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
30356         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
30357         followed by any real instructions.
30358         (dwarf2out_begin_function): Set call_site_count and
30359         tail_call_site_count to 0.
30360         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
30361         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
30362         attempt to force a DIE for it and worst case remove the attribute.
30363         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
30364         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
30365         the decl itself.
30366         * var-tracking.c: Include tm_p.h.
30367         (vt_stack_adjustments): For calls call note_register_arguments.
30368         (argument_reg_set): New variable.
30369         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
30370         ensure the VALUE is resolved.
30371         (call_arguments): New variable.
30372         (prepare_call_arguments): New function.
30373         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
30374         (struct expand_loc_callback_data): Add ignore_cur_loc field.
30375         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
30376         always use the best expression.
30377         (vt_expand_loc): Add ignore_cur_loc argument.
30378         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
30379         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
30380         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
30381         note for all calls.
30382         (vt_add_function_parameter): Use cselib_lookup_from_insn.
30383         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
30384         argument.  Don't call cselib_preserve_only_values and
30385         cselib_reset_table.
30386         (note_register_arguments): New function.
30387         (vt_initialize): Compute argument_reg_set.  Call
30388         vt_add_function_parameters before processing basic blocks instead of
30389         afterwards.  For calls call prepare_call_arguments before calling
30390         cselib_process_insn.
30391         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
30392         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
30393         (var-tracking.o): Depend on $(TM_P_H).
30394         * cfglayout.h (insn_scope): New prototype.
30395         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
30396         * cfglayout.c (insn_scope): No longer static.
30397         * insn-notes.def (CALL_ARG_LOCATION): New.
30398         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
30399         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
30400         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
30401         nothing for DECL_EXTERNAL BLOCK_VARS.
30402
30403 2011-03-16  Alan Modra  <amodra@gmail.com>
30404
30405         PR target/45844
30406         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
30407         create invalid offset address for vsx splat insn.
30408         * config/rs6000/predicates.md (splat_input_operand): New.
30409         * config/rs6000/vsx.md (vsx_splat_*): Use it.
30410
30411 2011-03-15  Xinliang David Li  <davidxl@google.com>
30412
30413         PR c/47837
30414         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
30415         (normalize_preds): New function.
30416         (is_use_properly_guarded): Normalize def predicates.
30417
30418 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30419
30420         PR target/46788
30421         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
30422         in the output template.
30423
30424 2011-03-15  Richard Guenther  <rguenther@suse.de>
30425
30426         PR middle-end/47650
30427         * tree-pretty-print.c (dump_function_declaration): Properly
30428         dump unprototyped and varargs function types.
30429
30430 2011-03-15  Richard Guenther  <rguenther@suse.de>
30431
30432         PR tree-optimization/13954
30433         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
30434         and friends.
30435
30436 2011-03-15  Richard Guenther  <rguenther@suse.de>
30437
30438         PR tree-optimization/48037
30439         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
30440         selects into BIT_FIELD_REFs.
30441         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
30442         vector select.
30443
30444 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
30445
30446         PR tree-optimization/48129
30447         * builtins.c (fold_builtin_snprintf): Convert to type of
30448         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
30449         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
30450
30451 2011-03-15  Richard Guenther  <rguenther@suse.de>
30452
30453         PR tree-optimization/41490
30454         * tree-ssa-dce.c (propagate_necessity): Handle returns without
30455         value but with VUSE.
30456         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
30457         return statements.
30458         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
30459         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
30460         * tree-tailcall.c (find_tail_calls): Ignore returns.
30461
30462 2011-03-15  Richard Guenther  <rguenther@suse.de>
30463
30464         PR middle-end/48031
30465         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
30466         or variable-indexed array accesses when in gimple form.
30467
30468 2011-03-15  Richard Guenther  <rguenther@suse.de>
30469
30470         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
30471
30472 2011-03-15  Alan Modra  <amodra@gmail.com>
30473
30474         PR target/48032
30475         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
30476         presume symbol_refs without a symbol_ref_decl are suitably
30477         aligned, nor other trees we may see here.  Handle anchor symbols.
30478         (legitimate_constant_pool_address_p): Comment.  Add mode param.
30479         Check cmodel=medium addresses.  Adjust all calls.
30480         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
30481         creating cmodel=medium optimized access to locals.
30482         * config/rs6000/constraints.md (R): Pass QImode to
30483         legitimate_constant_pool_address_p.
30484         * config/rs6000/predicates.md (input_operand): Pass mode to
30485         legitimate_constant_pool_address_p.
30486         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
30487         Update prototype.
30488
30489 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
30490
30491         PR target/48053
30492         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
30493         64-bit constants being loaded into registers other than GPRs such
30494         as loading 0 into a VSX register.
30495
30496 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30497
30498         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
30499
30500 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30501
30502         PR middle-end/47917
30503         * builtins.c (fold_builtin_snprintf): New function.
30504         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
30505         (fold_builtin_4): Likewise.
30506
30507         PR middle-end/38878
30508         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
30509         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
30510         and C - X == X also strip nops from +/-/p+ operand.
30511         When optimizing -X == C, fold C to arg0's type.
30512
30513         PR debug/47946
30514         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
30515         emit it as add_AT_int instead of add_AT_unsigned.
30516
30517 2011-03-14  Tom Tromey  <tromey@redhat.com>
30518
30519         * unwind-dw2.c: Include sys/sdt.h if it exists.
30520         (_Unwind_DebugHook): Use STAP_PROBE2.
30521         * config.in, configure: Rebuild.
30522         * configure.ac: Check for sys/sdt.h.
30523
30524 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
30525
30526         * config/i386/i386.md (ROUND_FLOOR): New constant.
30527         (ROUND_CEIL): Ditto.
30528         (ROUND_TRUNC): Ditto.
30529         (ROUND_MXCSR): Ditto.
30530         (ROUND_NO_EXC): Ditto.
30531         (rint<mode>2): Use new defines instead of numerical constants.
30532         (floor<mode>2): Ditto.
30533         (ceil<mode>2): Ditto.
30534         (btrunc<mode>2): Ditto.
30535         * config/i386/i386-builtin-types.def: Define ROUND function type
30536         aliases.
30537         * config/i386/i386.c (enum ix86_builtins): Add
30538         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
30539         (struct builtin_description): Add
30540         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
30541         (ix86_expand_sse_round): New static function.
30542         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
30543         function types.
30544         (ix86_builtin_vectorized_function): Handle
30545         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30546
30547 2011-03-14  Tom Tromey  <tromey@redhat.com>
30548
30549         * c-parser.c (c_parser_asm_string_literal): Clear
30550         warn_overlength_strings.
30551
30552 2011-03-14  Tom Tromey  <tromey@redhat.com>
30553
30554         * c-parser.c (disable_extension_diagnostics): Save
30555         warn_overlength_strings.
30556         (restore_extension_diagnostics): Restore warn_overlength_strings.
30557
30558 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30559
30560         * BASE-VER: Change to 4.7.0.
30561
30562 2011-03-14  Richard Guenther  <rguenther@suse.de>
30563
30564         PR middle-end/48098
30565         * tree.c (build_vector_from_val): Adjust assert to requirements
30566         and reality.
30567
30568 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30569
30570         PR bootstrap/48102
30571         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
30572
30573 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
30574
30575         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
30576         terms of target_flags_explicit. Adjust copyright year.
30577
30578         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
30579         * config/rs6000/t-freebsd: New file. Add override for
30580         LIB2FUNCS_EXTRA.
30581
30582 2011-03-13  Chris Demetriou  <cgd@google.com>
30583
30584         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
30585         (-fno-diagnostics-show-option): this, to reflect current default.
30586         (-Werror=): Update text about -fno-diagnostics-show-option.
30587
30588 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
30589
30590         PR target/48053
30591         * config/rs6000/predicates.md (easy_vector_constant_add_self,
30592         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
30593         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
30594         mode is not V2DImode or V2DFmode.
30595         (vspltis_constant): Do not handle V2DImode and V2DFmode.
30596         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
30597         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
30598         registers to 0.
30599         (movdi_internal64): Likewise.
30600
30601 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
30602
30603         PR tree-optimization/47127
30604         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
30605         parameter.
30606         (set_cloog_options): Same.
30607         (scop_to_clast): Same.
30608         (print_clast_stmt): Do not call cloog_state_malloc and
30609         cloog_state_free.
30610         (print_generated_program): Same.
30611         (gloog): Same.
30612         * graphite-clast-to-gimple.h (cloog_state): Declared.
30613         (scop_to_clast): Adjust declaration.
30614         * graphite.c (cloog_state): Defined here.
30615         (graphite_initialize): Call cloog_state_malloc.
30616         (graphite_finalize): Call cloog_state_free.
30617
30618 2011-03-11  Jason Merrill  <jason@redhat.com>
30619
30620         * attribs.c (lookup_attribute_spec): Take const_tree.
30621         * tree.h: Adjust.
30622
30623 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
30624
30625         * config/sparc/sparc.c (sparc_option_override): Use
30626         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
30627
30628 2011-03-11  Richard Guenther  <rguenther@suse.de>
30629
30630         PR tree-optimization/48067
30631         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
30632         multiplication result will be only used once on the target
30633         stmt.
30634
30635 2011-03-11  Richard Guenther  <rguenther@suse.de>
30636
30637         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
30638
30639 2011-03-11  Richard Guenther  <rguenther@suse.de>
30640
30641         PR lto/48073
30642         * tree.c (find_decls_types_r): Do not walk types only reachable
30643         from IDENTIFIER_NODEs.
30644
30645 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30646
30647         PR middle-end/48044
30648         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
30649         all vnode->force_output nodes as needed.
30650
30651 2011-03-11  Jason Merrill  <jason@redhat.com>
30652
30653         PR c++/48069
30654         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
30655         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
30656
30657 2011-03-11  Martin Jambor  <mjambor@suse.cz>
30658
30659         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
30660         cgraph_node.
30661
30662 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30663
30664         PR tree-optimization/48063
30665         * ipa-inline.c (cgraph_decide_inlining): Don't try to
30666         inline functions called once if !tree_can_inline_p (node->callers).
30667
30668 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
30669
30670         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
30671         extra_objs.
30672         * config/score/score3.c: Delete.
30673         * config/score/score3.h: Delete.
30674         * config/score/mul-div.S: Delete.
30675         * config/score/sfp-machine.h: Add new file.
30676         * config/score/constraints.md: Add new file.
30677         * config/score/t-score-softfp: Add new file.
30678         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
30679         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
30680         (score7_extra_constraint): Delete.
30681         (score7_option_override): Remove unused code.
30682         * config/score/score.c: Remove score3 and score5 define and code.
30683         * config/score/score.h: Remove score3 and score5 define and code.
30684         * config/score/score.md: Remove score3 template and unusual insn.
30685         * config/score/score.opt: Remove score3 and score5 options.
30686
30687 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
30688
30689         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
30690         when _HPUX_SOURCE is defined.
30691         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
30692
30693 2011-03-10  Jason Merrill  <jason@redhat.com>
30694
30695         PR c++/48029
30696         * stor-layout.c (layout_type): Don't set structural equality
30697         on arrays of incomplete type.
30698         * tree.c (type_hash_eq): Handle comparing them properly.
30699
30700 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
30701
30702         PR debug/48043
30703         * config/s390/s390.c (s390_delegitimize_address): Make sure the
30704         result mode matches original rtl mode.
30705
30706 2011-03-10  Nick Clifton  <nickc@redhat.com>
30707
30708         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
30709         (andsi3, andsi3_flags): Fix timings for three operand alternative.
30710
30711 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
30712
30713         PR rtl-optimization/47866
30714         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
30715         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
30716         if target wasn't scalar.
30717         * function.c (assign_stack_temp_for_type): Assert that neither
30718         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
30719         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
30720         macro.
30721         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
30722
30723 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30724
30725         * config/s390/s390-protos.h (s390_label_align): New prototype.
30726         * config/s390/s390.c (s390_label_align): New function.
30727         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
30728
30729 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
30730
30731         PR target/47755
30732         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
30733         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
30734         (output_vec_const_move): Ditto.
30735
30736 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
30737
30738         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
30739         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
30740         * config/mips/mips.c (mips_preferred_reload_class): Make static.
30741         Change 'rclass' argument and result type to reg_class_t.
30742         (TARGET_PREFERRED_RELOAD_CLASS): Define.
30743
30744 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
30745
30746         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
30747         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
30748         (TARGET_MEMORY_MOVE_COST): Define.
30749         (avr_register_move_cost, avr_memory_move_cost): New Functions.
30750
30751 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
30752
30753         PR debug/47881
30754         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
30755         removed anything.
30756
30757         PR tree-optimization/48022
30758         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
30759         for EQ/NE_EXPR.
30760
30761 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
30762
30763         PR debug/47991
30764         * var-tracking.c (find_use_val): Return NULL for
30765         cui->sets && cui->store_p BLKmode MEMs.
30766
30767 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
30768
30769         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
30770         Remove.
30771         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
30772         xstormy16_print_operand_address): Remove.
30773         * config/stormy16/stormy16.c (xstormy16_print_operand,
30774         xstormy16_print_operand_address): Make static.
30775         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
30776
30777 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
30778
30779         PR target/47862
30780         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
30781         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
30782         before definition.
30783
30784 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
30785
30786         PR bootstrap/48000
30787         * cfgloopmanip.c (fix_bb_placements): Return immediately
30788         if FROM is BASE_LOOP's header.
30789
30790 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
30791
30792         * gimplify.c (gimplify_function_tree): Fix building calls
30793         to __builtin_return_address.
30794
30795 2011-03-07  Alan Modra  <amodra@gmail.com>
30796
30797         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
30798         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
30799         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
30800         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
30801         return_mode args.
30802         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
30803         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
30804         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
30805         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
30806         * config/rs6000/rs6000.c
30807         (rs6000_elf_end_indicate_exec_stack): Rename to..
30808         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
30809         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
30810         (rs6000_file_start): ..here.
30811         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
30812         file scope variables.
30813         (call_ABI_of_interest): New function.
30814         (init_cumulative_args): Set above vars when function return value
30815         is a float, vector, or small struct.
30816         (rs6000_function_arg_advance_1): Likewise for function args.
30817         (rs6000_va_start): Set rs6000_passes_float if variable arg function
30818         references float args.
30819
30820 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
30821
30822         * doc/cfg.texi: Remove "See" before @ref.
30823         * doc/invoke.texi: Likewise.
30824
30825 2011-03-05  Jason Merrill  <jason@redhat.com>
30826
30827         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
30828
30829 2011-03-05  Anthony Green  <green@moxielogic.com>
30830
30831         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
30832
30833 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
30834
30835         PR rtl-optimization/47899
30836         * cfgloopmanip.c (fix_bb_placements): Fix first argument
30837         to flow_loop_nested_p when moving the loop upward.
30838
30839 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
30840
30841         PR target/47719
30842         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
30843
30844 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
30845
30846         PR tree-optimization/47967
30847         * ipa-cp.c (build_const_val): Return NULL instead of creating
30848         VIEW_CONVERT_EXPR for mismatching sizes.
30849         (ipcp_create_replace_map): Return NULL if build_const_val failed.
30850         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
30851         give up on versioning.
30852
30853 2011-03-05  Alan Modra  <amodra@gmail.com>
30854
30855         PR target/47986
30856         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
30857         full cmodel medium/large lo_sum + high addresses.
30858
30859 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30860
30861         * config/s390/s390.c (s390_decompose_address): Reject non-literal
30862         pool references in UNSPEC_LTREL_OFFSET.
30863
30864 2011-03-04  Jan Hubicka  <jh@suse.cz>
30865
30866         PR lto/47497
30867         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
30868         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
30869         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
30870         Add node pointers.
30871         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
30872         cgraph_add_thunk): Add node pointers.
30873         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
30874         associated to right node.
30875         (input_node): Update use of cgraph_same_body_alias
30876         and cgraph_add_thunk.
30877
30878 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
30879
30880         * config/i386/i386.opt (mprefer-avx128): New flag.
30881         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
30882         modes when the flag -mprefer-avx128 is on.
30883
30884 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
30885
30886         * dwarf2out.c (compare_loc_operands): Fix address handling.
30887
30888 2011-03-04  Alan Modra  <amodra@gmail.com>
30889
30890         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
30891
30892 2011-03-04  Richard Guenther  <rguenther@suse.de>
30893
30894         PR middle-end/47968
30895         * expmed.c (extract_bit_field_1): Prefer vector modes that
30896         vec_extract patterns can handle.
30897
30898 2011-03-04  Richard Guenther  <rguenther@suse.de>
30899
30900         PR middle-end/47975
30901         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
30902
30903 2011-03-04  Richard Henderson  <rth@redhat.com>
30904
30905         * explow.c (emit_stack_save): Remove 'after' parameter.
30906         (emit_stack_restore): Likewise.
30907         * expr.h: Update to match.
30908         * builtins.c, calls.c, stmt.c: Likewise.
30909         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
30910         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
30911         * function.c (expand_function_end): Insert the emit_stack_save
30912         sequence before parm_birth_insn instead of after.
30913
30914 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
30915
30916         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
30917         (ssse3_pmaddubsw128): Ditto.
30918         (ssse3_pmaddubsw): Ditto.
30919
30920 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
30921
30922         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
30923
30924 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
30925
30926         PR c/47963
30927         * gimplify.c (omp_add_variable): Only call omp_notice_variable
30928         on TYPE_SIZE_UNIT if it is a DECL.
30929
30930         PR debug/47283
30931         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
30932         first operand is not is_gimple_mem_ref_addr, try to fold it.
30933         If the operand still isn't is_gimple_mem_ref_addr, clear
30934         MEM_EXPR on op0.
30935
30936 2011-03-03  Richard Guenther  <rguenther@suse.de>
30937
30938         PR middle-end/47283
30939         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
30940         match comment.
30941         (refs_may_alias_p_1): For release branches return true if
30942         we are confused by our input.
30943
30944 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30945
30946         * config/s390/s390.c (s390_function_value): Rename to ...
30947         (s390_function_and_libcall_value): ... this.
30948         (s390_function_value): New function.
30949         (s390_libcall_value): New function.
30950         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
30951         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
30952         target macro definitions.
30953         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
30954
30955 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
30956
30957         * config/i386/freebsd64.h (CC1_SPEC): Define.
30958         * config/i386/linux64.h (CC1_SPEC): Define.
30959         * config/i386/x86-64.h (CC1_SPEC): Don't define.
30960
30961 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
30962
30963         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
30964         Remove.
30965         * config/stormy16/stormy16.c: Include reload.h.
30966         (xstormy16_memory_move_cost): New function.
30967         (TARGET_MEMORY_MOVE_COST): Define.
30968
30969 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
30970
30971         PR rtl-optimization/47925
30972         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
30973         with side effects.  Remove the more-specific check for volatile asms.
30974
30975 2011-03-02  Alan Modra  <amodra@gmail.com>
30976
30977         PR target/47935
30978         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
30979         toc relative addresses for valid offsets.
30980
30981 2011-03-01  Richard Guenther  <rguenther@suse.de>
30982
30983         PR tree-optimization/47890
30984         * tree-vect-loop.c (get_initial_def_for_induction): Set
30985         related stmt properly.
30986
30987 2011-03-01  Richard Guenther  <rguenther@suse.de>
30988
30989         PR lto/47924
30990         * lto-streamer.c (lto_record_common_node): Also register
30991         the canonical type.
30992
30993 2011-03-01  Richard Guenther  <rguenther@suse.de>
30994
30995         PR lto/46911
30996         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
30997         Do not stream DECL_ABSTRACT_ORIGIN.
30998         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
30999         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31000         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31001         Do not stream DECL_ABSTRACT_ORIGIN.
31002         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31003         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31004
31005 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
31006
31007         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
31008         FUNCTION_VALUE_REGNO_P): Remove.
31009         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
31010         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
31011         Add 'outgoing' argument.
31012         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
31013         function.
31014         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31015         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31016
31017 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
31018
31019         PR debug/28047
31020         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
31021         (lookup_filename): Likewise.
31022         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
31023
31024 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
31025             Jakub Jelinek  <jakub@redhat.com>
31026
31027         PR middle-end/47893
31028         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
31029         (assign_stack_local_1): Change last argument type to int.
31030         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
31031         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
31032         don't record padding space into frame_space_list nor use those areas.
31033         (assign_stack_local): Adjust caller.
31034         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
31035         of assign_stack_local, pass 0 as last argument.
31036         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
31037         callers.
31038
31039 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
31040
31041         PR debug/47283
31042         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
31043         Use target address_mode and pointer_mode hooks instead of hardcoded
31044         Pmode and ptr_mode.  Handle some simple cases of extending if
31045         POINTERS_EXTEND_UNSIGNED < 0.
31046         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
31047         Call convert_debug_memory_address.
31048         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
31049         convert_debug_memory_address.
31050
31051         PR middle-end/46790
31052         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
31053         * configure: Regenerated.
31054         * config.in: Regenerated.
31055         * varasm.c (default_function_section): Return NULL
31056         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
31057
31058 2011-02-28  Martin Jambor  <mjambor@suse.cz>
31059
31060         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
31061         the description to match the printed values.
31062
31063 2011-02-28  Richard Guenther  <rguenther@suse.de>
31064
31065         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
31066         of the copied scope tree.
31067
31068 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31069
31070         * doc/extend.texi (Function Attributes): Avoid deeply (and
31071         wrongly) nested tables.
31072
31073 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
31074
31075         PR middle-end/47903
31076         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
31077         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
31078         r isn't op0 nor op1.
31079
31080 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31081
31082         * config/avr/avr.md: Remove magic comment for emacs.
31083
31084 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31085
31086         PR target/45261
31087         * config/avr/avr.c (avr_option_override): Use error on bad options.
31088         (avr_help): New function.
31089         (TARGET_HELP): Define.
31090
31091 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
31092
31093         PR target/42240
31094         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
31095         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
31096
31097 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
31098
31099         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
31100         (ARM Options): Ditto.
31101         (i386 and x86-64 Options): Ditto.
31102         (RX Options): Ditto.
31103         (SPARC Options): Ditto.
31104
31105 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
31106
31107         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
31108         FreeBSD 6 and later.  Generally use cpu generic.
31109
31110 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
31111
31112         * doc/cpp.texi: Update copyright years.
31113
31114 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
31115
31116         PR target/46898
31117         * config/lm32/lm32.md (ashrsi3): Added needed variable.
31118
31119 2011-02-25  Jon Beniston  <jon@beniston.com>
31120
31121         PR target/46898
31122         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
31123         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
31124         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
31125         (lm32_block_move_inline): Add type cast to remove warning.
31126         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
31127         (gen_int_relational): Move declarations to start of function.
31128
31129 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
31130
31131         PR tree-optimization/45470
31132         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
31133         can throw internally only.
31134         * tree-vect-stmts.c (vectorizable_call): Likewise.
31135
31136 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
31137
31138         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
31139         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
31140         * config/stormy16/stormy16-protos.h
31141         (xstormy16_preferred_reload_class): Remove.
31142         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
31143         static. Change 'rclass' argument and return type to reg_class_t.
31144         (TARGET_PREFERRED_RELOAD_CLASS,
31145         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
31146
31147 2011-02-24  Richard Guenther  <rguenther@suse.de>
31148
31149         * lto-streamer-in.c (input_bb): Do not find referenced vars
31150         in debug statements.
31151
31152 2011-02-23  Jason Merrill  <jason@redhat.com>
31153
31154         * common.opt (fabi-version): Document v5 and v6.
31155
31156 2011-02-23  Richard Guenther  <rguenther@suse.de>
31157
31158         PR tree-optimization/47849
31159         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
31160
31161 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31162
31163         * opts-common.c (decode_cmdline_option): Print empty string
31164         argument as "" in decoded->orig_option_with_args_text.
31165         * gcc.c (execute): Print empty string argument as ""
31166         in the verbose output.
31167         (do_spec_1): Keep empty string argument.
31168
31169 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
31170
31171         * config.gcc: Declare score-* and crx-* obsolete.
31172
31173 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31174
31175         PR rtl-optimization/47763
31176         * web.c (web_main): Ignore naked clobber when replacing register.
31177
31178 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
31179
31180         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
31181         Remove.
31182
31183 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
31184
31185         PR doc/47848
31186         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
31187
31188 2011-02-22  Mike Stump  <mikestump@comcast.net>
31189
31190         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
31191         assembler.
31192         * configure: Regenerate.
31193
31194 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
31195
31196         PR rtl-optimization/46002
31197         * ira-color.c (update_copy_costs): Change class intersection
31198         test to reg_class_contents[] test of 'hard_regno'.
31199
31200 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
31201
31202         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
31203         than Driver option.
31204         * config/hpux11.opt (mt): Likewise.
31205         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
31206         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
31207         * config/vax/elf.opt (mno-asm-pic): Likewise.
31208         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
31209
31210 2011-02-21  Mike Stump  <mikestump@comcast.net>
31211
31212         PR target/47822
31213         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
31214         tree so we can get save the type.
31215         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
31216         for CFString instead of trying to use past the end of the builtins.
31217         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
31218         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
31219         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
31220         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
31221         Rename to darwin_builtin_cfstring.
31222         (darwin_init_cfstring_builtins): Return the built type.
31223
31224 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
31225
31226         PR target/47840
31227         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
31228         (_mm256_insert_epi64): Use _mm_insert_epi64.
31229
31230 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
31231
31232         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31233         * config/stormy16/stormy16-protos.h
31234         (xstormy16_mode_dependent_address_p): Remove.
31235         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
31236         Make static. Change return type to bool. Change argument type to
31237         const_rtx. Remove dead code.
31238         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31239
31240 2011-02-21  Richard Guenther  <rguenther@suse.de>
31241
31242         PR lto/47820
31243         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31244         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31245         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
31246         TUs context.
31247         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31248         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31249
31250 2011-02-20  Richard Guenther  <rguenther@suse.de>
31251
31252         PR lto/47822
31253         * tree.c (free_lang_data_in_decl): Clean builtins from
31254         the TU decl BLOCK_VARS.
31255
31256 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
31257
31258         PR debug/47620
31259         PR debug/47630
31260         * haifa-sched.c (fix_tick_ready): Skip tick computation
31261         for debug insns.
31262
31263 2011-02-19  Richard Guenther  <rguenther@suse.de>
31264
31265         PR lto/47647
31266         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
31267         Remove lazy BLOCK_VARS streaming.
31268         (lto_input_ts_block_tree_pointers): Likewise.
31269         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
31270
31271 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31272
31273         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
31274
31275 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31276
31277         * config/i386/biarch32.h, config/i386/mach.h,
31278         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
31279
31280 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
31281
31282         PR target/47800
31283         * config/i386/i386.md (peephole2 for shift and plus): Use
31284         operands[1] original mode in the first insn.
31285
31286 2011-02-18  Mike Stump  <mikestump@comcast.net>
31287
31288         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
31289
31290 2011-02-18  Jan Hubicka  <jh@suse.cz>
31291
31292         PR middle-end/47788
31293         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
31294         to zero when the function is not inlinable at all.
31295
31296 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31297
31298         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
31299         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
31300         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
31301         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
31302         * config/pa/t-pa64: Likewise.
31303         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
31304
31305 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31306
31307         PR driver/47787
31308         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
31309
31310 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31311
31312         PR target/47792
31313         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
31314
31315 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
31316
31317         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
31318         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
31319         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
31320         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
31321         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
31322         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
31323         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
31324         m32r_load_postinc_p, m32r_store_preinc_predec_p,
31325         m32r_legitimate_address_p): New functions.
31326         * config/m32r/constraints.md (constraint "S"): Don't use
31327         STORE_PREINC_PREDEC_P.
31328         (constraint "U"): Don't use LOAD_POSTINC_P.
31329
31330 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
31331
31332         PR rtl-optimization/46178
31333         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
31334         compute ira_hard_regno_cover_class[].
31335
31336 2011-02-18  Richard Guenther  <rguenther@suse.de>
31337
31338         PR lto/47798
31339         * lto-streamer.h (lto_global_var_decls): Declare.
31340         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
31341         statics for global var processing.
31342
31343 2011-02-18  Richard Guenther  <rguenther@suse.de>
31344
31345         PR tree-optimization/47737
31346         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
31347         edge dominance check.
31348
31349 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31350
31351         PR debug/47780
31352         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
31353         avoid invalid rtx sharing.
31354
31355 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
31356
31357         * doc/cpp.texi (Obsolete Features): Add background on the
31358         origin of assertions.
31359
31360 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
31361
31362         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
31363         objc_abi == 2.
31364         * config/darwin.c (output_objc_section_asm_op): Added support for
31365         ABI v1 and v2.
31366         (is_objc_metadata): New.
31367         (darwin_objc2_section): New.
31368         (darwin_objc1_section): New.
31369         (machopic_select_section): Added support for ABI v1 and v2.
31370         (darwin_emit_objc_zeroed): New.
31371         (darwin_output_aligned_bss): Detect objc metadata and treat it
31372         appropriately.
31373         (darwin_asm_output_aligned_decl_common): Same.
31374         (darwin_asm_output_aligned_decl_local): Same.
31375         * config/darwin-sections.def: Updated for ABI v1 and v2.
31376         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
31377         compiling Objective-C code for the NeXT runtime, default to using
31378         ABI version 0 for 32-bit, and version 2 for 64-bit.
31379
31380 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31381
31382         * common.opt (optimize_fast): New Variable.
31383         * opts.c (default_options_optimization): Use opts->x_optimize_fast
31384         instead of local variable ofast.
31385
31386 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
31387
31388         * doc/invoke.texi (fobjc-abi-version): Documented.
31389         (fobjc-nilcheck): Documented.
31390         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
31391         version.
31392
31393 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31394
31395         PR driver/47390
31396         * common.opt (export-dynamic): New Driver option.
31397         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
31398
31399 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31400
31401         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
31402
31403 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
31404             Jan Hubicka  <jh@suse.cz>
31405
31406         PR debug/47106
31407         PR debug/47402
31408         * cfgexpand.c (account_used_vars_for_block): Remove.
31409         (estimated_stack_frame_size): Use referenced vars.
31410         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
31411         that were referenced in the original function.  Test src_fn
31412         rather than cfun.  Drop redundant get_var_ann.
31413         (setup_one_parameter): Drop redundant get_var_ann.
31414         (declare_return_variable): Likewise.
31415         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
31416         (copy_arguments_for_versioning): Drop redundant get_var_ann.
31417         * ipa-inline.c (compute_inline_parameters): Do not compute
31418         disregard_inline_limits here.
31419         (compute_inlinable_for_current, pass_inlinable): New.
31420         (pass_inline_parameters): Require PROP_referenced_vars.
31421         * cgraphunit.c (cgraph_process_new_functions): Don't run
31422         compute_inline_parameters explicitly unless function is in SSA form.
31423         (cgraph_analyze_function): Set .disregard_inline_limits.
31424         * tree-sra.c (convert_callers): Compute inliner parameters
31425         only for functions already in SSA form.
31426
31427 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31428
31429         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
31430         -mlittle-endian-data.
31431
31432 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31433
31434         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
31435         -mno-fpu, not -fpu and -no-fpu.
31436         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
31437         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
31438
31439 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
31440
31441         PR target/43653
31442         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
31443         input reload with PLUS RTX.
31444
31445 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31446
31447         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
31448         of InverseVar(MDMX).
31449
31450 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31451
31452         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
31453         --m4-340.
31454
31455 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31456
31457         * config/mn10300/mn10300.opt (mno-crt0): New.
31458
31459 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31460
31461         * config/m68k/uclinux.opt (static-libc): New Driver option.
31462
31463 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31464
31465         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
31466
31467 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31468
31469         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
31470         %{muser-extend-enabled}.
31471
31472 2011-02-16  Richard Guenther  <rguenther@suse.de>
31473
31474         PR tree-optimization/47738
31475         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
31476         the TODO from tree_predictive_commoning.
31477
31478 2011-02-15  Jeff Law  <law@redhat.com>
31479
31480         Revert
31481         2011-01-25  Jeff Law  <law@redhat.com>
31482
31483         PR rtl-optimization/37273
31484         * ira-costs.c (scan_one_insn): Detect constants living in memory and
31485         handle them like argument loads from stack slots.  Do not double
31486         count memory for memory constants and argument loads from stack slots.
31487
31488 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
31489
31490         PR target/47755
31491         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
31492         mode for vector constants.  Remove code that checks for TImode.
31493
31494 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31495
31496         PR debug/47106
31497         PR debug/47402
31498         * cgraph.h (compute_inline_parameters): Return void.
31499         * ipa-inline.c (compute_inline_parameters): Adjust.
31500
31501 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31502
31503         PR debug/47106
31504         PR debug/47402
31505         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
31506         rather than decl.
31507         * cfgexpand.c (estimated_stack_frame_size): Likewise.
31508         * ipa-inline.c (compute_inline_parameters): Adjust.
31509
31510 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31511
31512         PR debug/47106
31513         PR debug/47402
31514         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
31515         Adjust all users.  Pass FN to...
31516         * tree-flow-inline.h (first_referenced_var): ... this.  Add
31517         fn argument.
31518         * ipa-struct-reorg.c: Adjust.
31519         * tree-dfa.c: Adjust.
31520         * tree-into-ssa.c: Adjust.
31521         * tree-sra.c: Adjust.
31522         * tree-ssa-alias.c: Adjust.
31523         * tree-ssa-live.c: Adjust.
31524         * tree-ssa.c: Adjust.
31525         * tree-ssanames.c: Adjust.
31526         * tree-tailcall.c: Adjust.
31527
31528 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31529
31530         PR debug/47106
31531         PR debug/47402
31532         * tree-flow.h (referenced_var_lookup): Add fn parameter.
31533         Adjust all callers.
31534         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
31535         * tree-flow-inline.h: Adjust.
31536         * gimple-pretty-print.c: Adjust.
31537         * tree-into-ssa.c: Adjust.
31538         * tree-ssa.c: Adjust.
31539         * cfgexpand.c: Adjust.
31540
31541 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31542
31543         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
31544         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31545         (EXTRA_CONSTRAINT): Delete.
31546         * config/iq2000/constraints.md: New file.
31547         * config/iq2000/iq2000.md: Include it.
31548         (define_insn ""): Delete.
31549         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
31550         unsupported constraint letters from patterns.
31551         (call_value, call_value_internal1): Likewise.
31552         (call_value_multiple_internal1): Likewise.
31553
31554 2011-02-15  Nick Clifton  <nickc@redhat.com>
31555
31556         * config/mn10300/mn10300.c: Include tm-constrs.h.
31557         (struct liw_data): New data structure describing an LIW candidate
31558         instruction.
31559         (extract_bundle): Use struct liw_data.  Allow small integer
31560         operands for some instructions.
31561         (check_liw_constraints): Use struct liw_data.  Remove swapped
31562         parameter.  Add comments describing the checks.  Fix bug when
31563         assigning the source of liw1 to the source of liw2.
31564         (liw_candidate): Delete.  Code moved into extract_bundle.
31565         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
31566         before swapping.
31567         * config/mn10300/predicates.md (liw_operand): New predicate.
31568         Allows registers and small integer constants.
31569         * config/mn10300/constraints.md (O): New constraint.  Accetps
31570         integers in the range -8 to +7 inclusive.
31571         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
31572         for moving a small integer into a register.  Give this alternative
31573         LIW attributes.
31574         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
31575         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
31576         using the J,K,L and M constraints,
31577         (liw): Remove SI mode on second operands to allow for HI and QI
31578         mode values.
31579         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
31580         instruction.
31581
31582 2011-02-15  Richard Guenther  <rguenther@suse.de>
31583
31584         PR tree-optimization/47743
31585         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
31586         for a non-type-compatible VN lookup bail out.
31587
31588 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31589
31590         * config/fr30/constraints.md: New file.
31591         * config/fr30/fr30.md: Include it.
31592         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
31593         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31594         (EXTRA_CONSTRAINT): Delete.
31595
31596 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31597
31598         * config/frv/constraints.md: New file.
31599         * config/frv/predicates.md: Include it.
31600         * config/frv/frv.c (reg_class_from_letter): Delete.
31601         (frv_option_override): Don't initialize it.
31602         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
31603         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
31604         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
31605         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
31606         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
31607         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31608         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
31609         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
31610         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
31611         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
31612         (REG_CLASS_FROM_CONSTRAINT): Delete.
31613
31614 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
31615
31616         PR middle-end/47581
31617         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
31618         if frame size is 0 in a leaf function.
31619
31620 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31621
31622         PR pch/14940
31623         * config/alpha/host-osf.c: New file.
31624         * config/alpha/x-osf: New file.
31625         * config.host (alpha*-dec-osf*): Use it.
31626
31627 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
31628
31629         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31630         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
31631         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
31632         (rx_mode_dependent_address_p): ...this. Make static. Change argument
31633         type to const_rtx.
31634         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31635
31636 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31637
31638         * config/stormy16/constraints.md: New file.
31639         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
31640         Use satisfies_constraint_Q and satisfies_constraint_R.
31641         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
31642         Delete.
31643         (xstormy16_legitiamte_address_p): Declare.
31644         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
31645         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31646         (EXTRA_CONSTRAINT): Delete.
31647         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
31648         Un-staticize.
31649         (xstormy16_extra_constraint_p): Delete.
31650
31651 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
31652
31653         PR tree-optimization/46494
31654         * loop-unroll.c (split_edge_and_insert): Adjust comment.
31655         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
31656         (pass_rtl_loop_done): Add TODO_verify_flow.
31657         * fwprop.c (pass_rtl_fwprop): Likewise.
31658         * modulo-sched.c (pass_sms): Likewise.
31659         * tree-ssa-dom.c (pass_dominator): Likewise.
31660         * tree-ssa-loop-ch.c (pass_ch): Likewise.
31661         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
31662         (pass_tree_loop_done): Likewise.
31663         * tree-ssa-pre.c (execute_pre): Likewise.
31664         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
31665         * tree-ssa-sink.c (pass_sink_code): Likewise.
31666         * tree-vrp.c (pass_vrp): Likewise.
31667
31668 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31669
31670         * config/v850/constraints.md: New file.
31671         * config/v850/v850.md: Include it.
31672         * config/v850/predicates.md (reg_or_0_operand): Use
31673         satisfies_constraint_G.
31674         (special_symbolref_operand): Use satisfies_constraint_K.
31675         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
31676         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
31677         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
31678         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
31679         (EXTRA_CONSTRAINT): Delete.
31680         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
31681         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
31682         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
31683
31684 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
31685
31686         PR target/47696
31687         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
31688         description.
31689
31690 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31691
31692         * config/mcore/constraints.md: New file.
31693         * config/mcore/mcore.md: Include it.
31694         * config/mcore/mcore.c (reg_class_from_letter): Delete.
31695         * config/mcore/mcore.h (reg_class_from_letter): Delete.
31696         (REG_CLASS_FROM_LETTER): Delete.
31697         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
31698         insn_const_int_ok_for_constraint.
31699         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
31700         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
31701         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31702         (EXTRA_CONSTRAINT): Delete.
31703
31704 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31705
31706         PR ada/41929
31707         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
31708         (IS_SIGHANDLER): Define.
31709         (sparc64_is_sighandler): New function, split off from
31710         sparc64_fallback_frame_state.
31711         (sparc_is_sighandler): New function, split off from
31712         sparc_fallback_frame_state.
31713         (sparc64_fallback_frame_state): Merge with ...
31714         (sparc_fallback_frame_state): ... this into ...
31715         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
31716         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
31717         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
31718         stack instead of hardcoded offsets.
31719
31720 2011-02-14  Andriy Gapon  <avg@freebsd.org>
31721
31722         PR target/45808
31723         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
31724
31725 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31726
31727         * configure: Regenerate.
31728
31729 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
31730
31731         PR driver/45731
31732         * gcc.c (asm_options): Correct spec matching --target-help.
31733
31734 2011-02-12  Martin Jambor  <mjambor@suse.cz>
31735
31736         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
31737         to gimple call error.
31738
31739 2011-02-12  Mike Stump  <mikestump@comcast.net>
31740
31741         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
31742         comments in backslash regions.
31743
31744 2011-02-12  Mike Stump  <mikestump@comcast.net>
31745             Jakub Jelinek  <jakub@redhat.com>
31746             Iain Sandoe  <iains@gcc.gnu.org>
31747
31748         PR target/47324
31749         * dwarf2out.c (output_cfa_loc): When required, apply the
31750         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
31751         (output_loc_sequence): Likewise.
31752         (output_loc_operands_raw): Likewise.
31753         (output_loc_sequence_raw): Likewise.
31754         (output_cfa_loc): Likewise.
31755         (output_loc_list): Suppress register number adjustment when
31756         calling output_loc_sequence()
31757         (output_die): Likewise.
31758
31759 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
31760
31761         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
31762         Remove macros.
31763         * config/xtensa/xtensa.c (xtensa_register_move_cost,
31764         xtensa_memory_move_cost): New functions.
31765         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
31766
31767 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
31768
31769         PR lto/47225
31770         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
31771         in the current directory.
31772         * configure: Rebuilt.
31773
31774 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
31775
31776         * config/darwin.c (darwin_override_options): Add a hunk missed
31777         from the commit of r168571.  Trim comment line lengths and
31778         correct indents of the preceding block.
31779
31780 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
31781
31782         * gcc.c (driver_handle_option): Concatenate the argument to -F with
31783         the switch.
31784
31785 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
31786
31787         * common.opt (nostartfiles): New Driver option.
31788
31789 2011-02-11  Xinliang David Li  <davidxl@google.com>
31790
31791         PR tree-optimization/47707
31792         * tree-chrec.c (convert_affine_scev): Keep type precision.
31793
31794 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
31795
31796         PR tree-optimization/47420
31797         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
31798
31799 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
31800
31801         PR rtl-optimization/47614
31802         * rtl.h (check_for_inc_dec): Declare.
31803         * dse.c (check_for_inc_dec): Externalize...
31804         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
31805         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
31806
31807 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
31808
31809         PR driver/47678
31810         * gcc.c (main): Do not compile inputs if there were errors in
31811         option handling.
31812         * opts-common.c (read_cmdline_option): Check for wrong language
31813         after other error checks.
31814
31815 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
31816
31817         * cgraph.c: Fix comment typos.
31818         * cgraph.h: Likewise.
31819         * cgraphunit.c: Likewise.
31820         * ipa-cp.c: Likewise.
31821         * ipa-inline.c: Likewise.
31822         * ipa-prop.c: Likewise.
31823         * ipa-pure-const.c: Likewise.
31824         * ipa-ref.c: Likewise.
31825         * ipa-reference.c: Likewise.
31826
31827 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
31828
31829         PR debug/47684
31830         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
31831
31832 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31833
31834         PR testsuite/47400
31835         * doc/sourcebuild.texi (Require Support): Document
31836         dg-require-ascii-locale.
31837
31838 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
31839
31840         * doc/lto.texi (Write summary): Fix missing parentheses.
31841
31842 2011-02-10  DJ Delorie  <dj@redhat.com>
31843
31844         * config/m32c/m32c.c (m32c_option_override): Disable
31845         -fcombine-stack-adjustments until flag value tracking and compare
31846         optimization can be rewritten.
31847
31848 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
31849
31850         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
31851         PROCESSOR_POWER7.
31852         (PROCESSOR_DEFAULT64): Likewise.
31853
31854 2011-02-10  Richard Henderson  <rth@redhat.com>
31855
31856         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
31857         change from 2011-02-03.
31858         * config/rx/rx.c (flags_from_code): Likewise.
31859         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
31860         is valid, n/pz otherwise.
31861         (rx_select_cc_mode): Return CCmode if Y is not zero.
31862
31863 2011-02-10  Richard Guenther  <rguenther@suse.de>
31864
31865         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
31866
31867 2011-02-10  Richard Guenther  <rguenther@suse.de>
31868
31869         PR tree-optimization/47677
31870         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
31871
31872 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
31873
31874         PR target/47665
31875         * combine.c (make_compound_operation): Only change shifts into
31876         multiplication for SCALAR_INT_MODE_P.
31877
31878 2011-02-10  Jie Zhang  <jie@codesourcery.com>
31879
31880         PR testsuite/47622
31881         Revert
31882         2011-02-05  Jie Zhang  <jie@codesourcery.com>
31883         PR debug/42631
31884         * web.c (entry_register): Don't clobber the number of the
31885         first uninitialized reference in used[].
31886
31887 2011-02-09  Richard Guenther  <rguenther@suse.de>
31888
31889         PR tree-optimization/47664
31890         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
31891         all edges again.
31892
31893 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
31894
31895         PR target/46481
31896         PR target/47032
31897         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
31898         PROCESSOR_POWER7.
31899         (PROCESSOR_DEFAULT64): Same.
31900         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
31901
31902 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31903
31904         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
31905
31906 2011-02-09  Martin Jambor  <mjambor@suse.cz>
31907
31908         PR middle-end/45505
31909         * tree-sra.c (struct access): New flags grp_scalar_read and
31910         grp_scalar_write.  Changed description of assignment read and write
31911         flags.
31912         (dump_access): Dump new flags, reorder all of them.
31913         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
31914         to detect multiple scalar reads.
31915         (analyze_access_subtree): Use the new scalar read write flags instead
31916         of the old flags.  Adjusted comments.
31917
31918 2011-02-08  DJ Delorie  <dj@redhat.com>
31919
31920         PR target/47548
31921         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
31922         patterns.
31923
31924 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31925
31926         * config/m68k/uclinux.opt: New.
31927         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
31928
31929 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31930
31931         * config/cris/elf.opt (sim): New Driver option.
31932
31933 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31934
31935         * config/xtensa/elf.opt: New.
31936         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
31937
31938 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31939
31940         * config/vax/elf.opt: New.
31941         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
31942
31943 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31944
31945         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
31946
31947 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31948
31949         * config/gnu-user.opt: New.
31950         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
31951         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
31952         *-*-uclinux*): Use gnu-user.opt.
31953
31954 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
31955
31956         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
31957         * config/i386/gnu.h (CPP_SPEC): Likewise.
31958
31959 2011-02-08  Ian Lance Taylor  <iant@google.com>
31960
31961         * common.opt (fcx-limited-range): Add SetByCombined flag.
31962         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
31963         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
31964         (fassociative-math, freciprocal-math): Likewise.
31965         (funsafe-math-optimizations): Likewise.
31966         * opth-gen.awk: Handle SetByCombined.
31967         * optc-gen.awk: Likewise.
31968         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
31969         (set_unsafe_math_optimizations_flags): Likewise.
31970         * doc/options.texi (Option properties): Document SetByCombined.
31971
31972 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
31973
31974         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
31975         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
31976         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
31977         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
31978         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
31979
31980 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
31981
31982         PR tree-optimization/46834
31983         PR tree-optimization/46994
31984         PR tree-optimization/46995
31985         * graphite-sese-to-poly.c (used_outside_reduction): New.
31986         (detect_commutative_reduction): Call used_outside_reduction.
31987         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
31988         translate_scalar_reduction_to_array only when at least one
31989         loop-phi/close-phi tuple has been detected.
31990
31991 2011-02-08  Richard Guenther  <rguenther@suse.de>
31992
31993         PR middle-end/47639
31994         * tree-vect-generic.c (expand_vector_operations_1): Update
31995         stmts here ...
31996         (expand_vector_operations): ... not here.  Cleanup EH info
31997         and the CFG if required.
31998
31999 2011-02-08  Richard Guenther  <rguenther@suse.de>
32000
32001         PR tree-optimization/47641
32002         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
32003         require type compatibility.
32004
32005 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32006
32007         * gimple-low.c (lower_function_body): Don't remove the location of
32008         the return statement here.
32009         (lower_gimple_return): Do it here instead but only if the return
32010         statement is actually used twice.
32011
32012 2011-02-08  Richard Guenther  <rguenther@suse.de>
32013
32014         PR tree-optimization/47632
32015         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
32016         unused up_to_stmt parameter, return whether cfg-cleanup is
32017         necessary, remove EH info properly.
32018         (forward_propagate_into_gimple_cond): Adjust caller.
32019         (forward_propagate_into_cond): Likewise.
32020         (forward_propagate_comparison): Likewise.
32021         (tree_ssa_forward_propagate_single_use_vars): Make
32022         forward_propagate_comparison case similar to the two others.
32023
32024 2011-02-08  Nick Clifton  <nickc@redhat.com>
32025
32026         * config/mn10300/mn10300.opt (mliw): New command line option.
32027         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
32028         (liw_bundling): New automaton.
32029         (liw): New attribute.
32030         (liw_op): New attribute.
32031         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
32032         (movsi_internal): Add LIW attributes.
32033         (andsi3): Likewise.
32034         (iorsi3): Likewise.
32035         (xorsi3): Likewise.
32036         (addsi3): Separate register and immediate alternatives.
32037         Add LIW attributes.
32038         (subsi3): Likewise.
32039         (cmpsi): Likewise.
32040         (aslsi3): Likewise.
32041         (lshrsi3): Likewise.
32042         (ashrsi3): Likewise.
32043         (liw): New pattern.
32044         * config/mn10300/mn10300.c (liw_op_names): New
32045         (mn10300_print_operand): Handle 'W' operand descriptor.
32046         (extract_bundle): New function.
32047         (check_liw_constraints): New function.
32048         (liw_candidate): New function.
32049         (mn10300_bundle_liw): New function.
32050         (mn10300_reorg): New function.
32051         (TARGET_MACHINE_DEPENDENT_REORG): Define.
32052         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
32053         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
32054         __LIW__ or __NO_LIW__.
32055         * doc/invoke.texi: Describe the -mliw command line option.
32056
32057 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32058
32059         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
32060         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32061         pthread_mutex_unlock): Remove.
32062         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
32063         * config/pa/t-pa64: Likewise.
32064         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
32065         shared libc if not linking against libpthread.
32066         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
32067
32068 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
32069
32070         PR target/47558
32071         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
32072         on 10.6 and later to ensure that we always use the unwinder from
32073         the system.  Only add -no_compact_unwind when tarteting darwin
32074         10.6 or later.
32075
32076 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
32077
32078         PR target/46997
32079         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
32080         (vec_interleave_lowv2sf): Ditto.
32081         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
32082         (vec_extract_oddv2sf): Ditto.
32083
32084 2011-02-07  Mike Stump  <mikestump@comcast.net>
32085
32086         PR target/42333
32087         Add __ieee_divdc3 entry point.
32088         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
32089         entry point.
32090         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
32091         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
32092         * config/darwin.c (darwin_rename_builtins): Add.
32093         * config/darwin-protos.h (darwin_rename_builtins): Add.
32094
32095 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
32096
32097         PR target/47636
32098         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
32099         for the condition.
32100
32101 2011-02-07  Mike Stump  <mikestump@comcast.net>
32102
32103         * config/darwin.opt (mmacosx-version-min): Update default OS version.
32104
32105 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
32106
32107         PR target/47534
32108         * config/avr/libgcc.S (exit): Move .endfunc
32109
32110 2011-02-07  Richard Guenther  <rguenther@suse.de>
32111
32112         PR tree-optimization/47615
32113         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
32114         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
32115         (run_scc_vn): Initialize it.
32116         (visit_reference_op_load): Use it.
32117         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
32118
32119 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32120
32121         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
32122         DImode trapping arithmetic libfuncs.
32123
32124 2011-02-07  Richard Guenther  <rguenther@suse.de>
32125
32126         PR tree-optimization/47621
32127         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
32128         two duplicates ...
32129         (execute_update_addresses_taken): ... here.  Make it more
32130         conservative in what we accept.
32131
32132 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32133
32134         * config/sparc/freebsd.h (ASM_SPEC): Define.
32135         * config/sparc/vxworks.h (ASM_SPEC): Define.
32136
32137 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32138
32139         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
32140
32141 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
32142
32143         * doc/invoke.texi: Remove reference to compiler internals from
32144         user documentation.
32145
32146         * reg-notes.def: Remove REG_VALUE_PROFILE.
32147         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
32148
32149 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
32150
32151         PR middle-end/47610
32152         * varasm.c (default_section_type_flags): If decl is NULL,
32153         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
32154
32155 2011-02-05  Jie Zhang  <jie@codesourcery.com>
32156
32157         PR debug/42631
32158         * web.c (entry_register): Don't clobber the number of the
32159         first uninitialized reference in used[].
32160
32161 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
32162
32163         PR tree-optimization/46194
32164         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
32165         (build_classic_dist_vector_1): Do not represent classic distance
32166         vectors when the access functions are variating in different loops.
32167
32168 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32169
32170         * config/mips/iris6.opt: New.
32171         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
32172
32173 2011-02-04  Richard Henderson  <rth@redhat.com>
32174             Steve Ellcey  <sje@cup.hp.com>
32175
32176         PR target/46997
32177         * config/ia64/predicates.md (mux1_brcst_element): New.
32178         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
32179         * config/ia64/ia64.c (ia64_unpack_assemble): New.
32180         (ia64_unpack_sign): New.
32181         (ia64_expand_unpack): Rewrite using new routines.
32182         (ia64_expand_widen_sum): Ditto.
32183         (ia64_expand_dot_prod_v8qi): Ditto.
32184         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
32185         routines, add endian check.
32186         (pmpy2_even): Rename from pmpy2_r, add endian check.
32187         (pmpy2_odd): Rename from pmpy2_l, add endian check.
32188         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
32189         (vec_widen_smult_hi_v4hi): Ditto.
32190         (vec_widen_umult_lo_v4hi): Ditto.
32191         (vec_widen_umult_hi_v4hi): Ditto.
32192         (mulv2si3): Change endian checks.
32193         (sdot_prodv4hi): Rewrite with new calls.
32194         (udot_prodv4hi): New.
32195         (vec_pack_ssat_v4hi): Add endian check.
32196         (vec_pack_usat_v4hi): Ditto.
32197         (vec_pack_ssat_v2si): Ditto.
32198         (max1_even): Rename from max1_r, add endian check.
32199         (max1_odd): Rename from max1_l, add endian check.
32200         (*mux1_rev): Format change.
32201         (*mux1_mix): Ditto.
32202         (*mux1_shuf): Ditto.
32203         (*mux1_alt): Ditto.
32204         (*mux1_brcst_v8qi): Use new predicate.
32205         (vec_extract_evenv8qi): Remove endian check.
32206         (vec_extract_oddv8qi): Ditto.
32207         (vec_interleave_lowv4hi): Format change.
32208         (vec_interleave_highv4hi): Ditto.
32209         (mix2_even): Rename from mix2_r, add endian check.
32210         (mix2_odd): Rename from mux2_l, add endian check.
32211         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
32212         (vec_extract_evenodd_helper): Format change.
32213         (vec_extract_evenv4hi): Remove endian check.
32214         (vec_extract_oddv4hi): Remove endian check.
32215         (vec_interleave_lowv2si): Format change.
32216         (vec_interleave_highv2si): Format change.
32217         (vec_initv2si): Remove endian check.
32218         (vecinit_v2si): Add endian check.
32219         (reduc_splus_v2sf): Add endian check.
32220         (reduc_smax_v2sf): Ditto.
32221         (reduc_smin_v2sf): Ditto.
32222         (vec_initv2sf): Remove endian check.
32223         (fpack): Add endian check.
32224         (fswap): Add endian check.
32225         (vec_interleave_highv2sf): Add endian check.
32226         (vec_interleave_lowv2sf): Add endian check.
32227         (fmix_lr): Add endian check.
32228         (vec_setv2sf): Format change.
32229         (*vec_extractv2sf_0_be): Use shift to extract operand.
32230         (*vec_extractv2sf_1_be): New.
32231         (vec_pack_trunc_v4hi): Add endian check.
32232         (vec_pack_trunc_v2si): Format change.
32233
32234 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
32235
32236         PR inline-asm/23200
32237         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
32238         do bb, locus and block comparison and disallow loads if it is not set.
32239         (stmt_is_replaceable_p): New function.
32240         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
32241         callers.
32242         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
32243         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
32244         SSA_NAME_DEF_STMT.
32245         * tree-flow.h (stmt_is_replaceable_p): New prototype.
32246
32247 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32248
32249         * config/rs6000/xilinx.opt: New.
32250         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
32251
32252 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32253
32254         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
32255
32256 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
32257
32258         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
32259         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
32260         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
32261         secondary_reload_info, xtensa_secondary_reload): Remove.
32262         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
32263         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
32264         (xtensa_preferred_reload_class): Make static. Change return and
32265         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
32266         Use CONST_DOUBLE_P predicate.
32267         (xtensa_preferred_output_reload_class): New function.
32268         (xtensa_secondary_reload): Make static.
32269
32270 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
32271
32272         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
32273         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
32274         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
32275
32276 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32277
32278         PR middle-end/31490
32279         * output.h (SECTION_RELRO): Define.
32280         (SECTION_MACH_DEP): Adjust.
32281         (get_variable_section): New prototype.
32282         * varpool.c (varpool_finalize_named_section_flags): New function.
32283         (varpool_assemble_pending_decls): Call it.
32284         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
32285         * cgraphunit.c (cgraph_output_in_order): Call
32286         varpool_finalize_named_section_flags.
32287         * varasm.c (get_section): Allow section flags conflicts between
32288         relro and read-only sections if the section hasn't been declared yet.
32289         Set SECTION_OVERRIDE after diagnosing section type conflict.
32290         (get_variable_section): No longer static.
32291         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
32292         readonly sections that need relocations.
32293         (decl_readonly_section_1): New function.
32294         (decl_readonly_section): Use it.
32295
32296         Revert:
32297         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
32298                     Steve Ellcey  <sje@cup.hp.com>
32299
32300         PR middle-end/31490
32301         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
32302         if section attribute used.
32303
32304 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32305
32306         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
32307         * config/darwin.c (SECTION_NO_ANCHOR): Define.
32308         (darwin_init_sections): Remove assertion.
32309
32310 2011-02-03  Nick Clifton  <nickc@redhat.com>
32311
32312         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
32313         lt and ge.
32314         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
32315         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
32316         instead of "n" and "pz".
32317         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
32318         CC_FLAG_S.
32319
32320 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32321
32322         PR target/47312
32323         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
32324         fma, expand FMA_EXPR as fma{,f,l} call.
32325
32326         PR lto/47274
32327         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
32328         copy them into a unsigned char variable and pass address of it to
32329         lto_output_data_stream.
32330
32331         PR target/47564
32332         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
32333         around backend_init_target and lang_dependent_init_target calls.
32334         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
32335         (verify_cgraph_node): Don't call set_cfun here.  Use
32336         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
32337         Set error_found for incorrectly represented calls to thunks.
32338
32339 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32340
32341         PR debug/43092
32342         PR rtl-optimization/43494
32343         * rtl.h (for_each_inc_dec_fn): New type.
32344         (for_each_inc_dec): Declare.
32345         * rtlanal.c (struct for_each_inc_dec_ops): New type.
32346         (for_each_inc_dec_find_inc_dec): New fn.
32347         (for_each_inc_dec_find_mem): New fn.
32348         (for_each_inc_dec): New fn.
32349         * dse.c (struct insn_size): Remove.
32350         (replace_inc_dec, replace_inc_dec_mem): Remove.
32351         (emit_inc_dec_insn_before): New fn.
32352         (check_for_inc_dec): Use it, along with for_each_inc_dec.
32353         (canon_address): Pass mem modes to cselib_lookup.
32354         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
32355         (cselib_lookup_from_insn): Likewise.
32356         (cselib_subst_to_values): Likewise.
32357         * cselib.c (find_slot_memmode): New var.
32358         (cselib_find_slot): New fn.  Use it instead of
32359         htab_find_slot_with_hash everywhere.
32360         (entry_and_rtx_equal_p): Use find_slot_memmode.
32361         (autoinc_split): New fn.
32362         (rtx_equal_for_cselib_p): Rename and implement in terms of...
32363         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
32364         Deal with autoinc.  Special-case recursion into MEMs.
32365         (cselib_hash_rtx): Likewise.
32366         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
32367         address and MEM modes.
32368         (cselib_subst_to_values): Add memmode, pass it on.
32369         Deal with autoinc.
32370         (cselib_lookup): Add memmode argument, pass it on.
32371         (cselib_lookup_from_insn): Add memmode.
32372         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
32373         (struct cselib_record_autoinc_data): New.
32374         (cselib_record_autoinc_cb): New fn.
32375         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
32376         mode to cselib_lookup.  Reset autoinced REGs here instead of...
32377         (cselib_process_insn): ... here.
32378         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
32379         to cselib_lookup.
32380         (add_uses): Likewise, also to cselib_subst_to_values.
32381         (add_stores): Likewise.
32382         * sched-deps.c (add_insn_mem_dependence): Pass mode to
32383         cselib_subst_to_values.
32384         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
32385         * gcse.c (do_local_cprop): Adjusted.
32386         * postreload.c (reload_cse_simplify_set): Adjusted.
32387         (reload_cse_simplify_operands): Adjusted.
32388         * sel-sched-dump (debug_mem_addr_value): Pass mode.
32389
32390 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32391
32392         PR tree-optimization/45122
32393         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
32394         unsafe assumptions when there's more than one loop exit.
32395
32396 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
32397
32398         PR target/47272
32399         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
32400         Document using vector double with the load/store builtins, and
32401         that the load/store builtins always use Altivec instructions.
32402
32403         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
32404         to use altivec memory instructions, even on VSX.
32405         (vector_altivec_store_<mode>): Ditto.
32406
32407         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
32408         function.
32409
32410         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
32411         V2DF, V2DI support to load/store overloaded builtins.
32412
32413         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
32414         altivec load/store builtins for V2DF/V2DI types.
32415
32416         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
32417         set avoid indexed addresses on power6 if -maltivec.
32418         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
32419         vector_altivec_load/vector_altivec_store builtins.
32420         (altivec_expand_st_builtin): Ditto.
32421         (altivec_expand_builtin): Add VSX memory builtins.
32422         (rs6000_init_builtins): Add V2DI types to internal types.
32423         (altivec_init_builtins): Add support for V2DF/V2DI altivec
32424         load/store builtins.
32425         (rs6000_address_for_altivec): Insure memory address is appropriate
32426         for Altivec.
32427
32428         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
32429         vec_vsx_ld and vec_vsx_st.
32430         (vsx_store_<mode>): Ditto.
32431
32432         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
32433         variables to hold long long types for VSX vector memory builtins.
32434         (RS6000_BTI_unsigned_long_long): Ditto.
32435         (long_long_integer_type_internal_node): Ditti.
32436         (long_long_unsigned_type_internal_node): Ditti.
32437
32438         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
32439         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
32440         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
32441
32442         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
32443         short cuts.
32444         (vec_vsx_st): Ditto.
32445
32446 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32447
32448         * config/pa/pa-hpux10.opt: New.
32449         * config/hpux11.opt (pthread): New Driver option.
32450         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
32451         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
32452
32453 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32454
32455         * config/ia64/vms.opt: New.
32456         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
32457
32458 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
32459
32460         PR target/47580
32461         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
32462         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
32463         generator functions.
32464         (vsx_floatuns<VSi><mode>2): Ditto.
32465         (vsx_fix_trunc<mode><VSi>2): Ditto.
32466         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
32467
32468 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32469
32470         * config/i386/djgpp.opt (posix): New Driver option.
32471
32472 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
32473
32474         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
32475         Move to the unsupported targets list.
32476
32477 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
32478
32479         PR rtl-optimization/47525
32480         * df-scan.c: Update copyright years.
32481         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
32482         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
32483
32484 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32485
32486         * config/i386/sysv4.h (TARGET_VERSION): Remove.
32487         (SUBTARGET_RETURN_IN_MEMORY): Remove.
32488         (ASM_OUTPUT_ASCII): Remove.
32489         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
32490
32491 2011-02-02  Jeff Law  <law@redhat.com>
32492
32493         PR middle-end/47543
32494         * reload.c (find_reloads_address): Handle reg+d address where both
32495         components are invalid by reloading the entire address.
32496
32497 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32498             Richard Guenther  <rguenther@suse.de>
32499
32500         PR tree-optimization/40979
32501         PR bootstrap/47044
32502         * passes.c (init_optimization_passes): After LIM call copy_prop
32503         and DCE to clean up.
32504         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
32505
32506 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32507
32508         PR tree-optimization/47576
32509         PR tree-optimization/47555
32510         * doc/invoke.texi (scev-max-expr-complexity): Documented.
32511         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32512         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
32513         * tree-scalar-evolution.c (follow_ssa_edge): Use
32514         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
32515
32516 2011-02-02  Richard Guenther  <rguenther@suse.de>
32517
32518         PR tree-optimization/47566
32519         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
32520
32521 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32522
32523         PR debug/47106
32524         PR debug/47402
32525         * tree-inline.c (declare_return_variable): Remove unused caller
32526         variable.
32527
32528         PR debug/47106
32529         PR debug/47402
32530         * tree-flow-inline.h (clear_is_used, is_used_p): New.
32531         * cfgexpand.c (account_used_vars_for_block): Use them.
32532         * tree-nrv.c (tree_nrv): Likewise.
32533         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
32534         (dump_scope_block): Likewise.
32535         (remove_unused_locals): Likewise.
32536
32537         PR debug/47106
32538         PR debug/47402
32539         * tree-inline.c (declare_return_variable): Add result decl to
32540         local decls only once.
32541         * gimple-low.c (record_vars_into): Mark newly-created variables
32542         as referenced.
32543
32544 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32545
32546         PR debug/47498
32547         PR debug/47501
32548         PR debug/45136
32549         PR debug/45130
32550         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
32551         debug insns.
32552         (no_real_insns_p, schedule_block, set_priorities): Drop special
32553         treatment of boundary debug insns.
32554         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
32555         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
32556         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
32557         (BOUNDARY_DEBUG_INSN_P): Likewise.
32558         (SCHEDULE_DEBUG_INSN_P): Likewise.
32559         * sched-rgn.c (init_ready_list): Drop special treatment of
32560         boundary debug insns.
32561         * final.c (rest_of_clean_state): Clear notes' BB.
32562
32563 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32564
32565         * config/openbsd.opt (assert=): New Driver option.
32566
32567 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32568
32569         * config/i386/nto.opt: New.
32570         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
32571
32572 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32573
32574         * config/i386/netware.opt: New.
32575         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
32576
32577 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32578
32579         * config/interix.opt (posix): New Driver option.
32580
32581 2011-02-01  DJ Delorie  <dj@redhat.com>
32582
32583         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
32584
32585         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
32586         class for A0/A1.
32587
32588 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
32589
32590         PR tree-optimization/47561
32591         * toplev.c (process_options): Print the Graphite flags.  Add
32592         flag_loop_flatten to the list of options requiring Graphite.
32593
32594 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32595
32596         * config/i386/cygming.opt (posix): New Driver option.
32597
32598 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32599
32600         * config/arm/vxworks.opt: New.
32601         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
32602
32603 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32604
32605         * config/alpha/elf.opt: New.
32606         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
32607         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
32608
32609 2011-02-01  Richard Guenther  <rguenther@suse.de>
32610
32611         PR tree-optimization/47559
32612         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
32613         store-motion on references that can throw.
32614
32615 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
32616
32617         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
32618         * tree-pass.h (TDF_CSELIB): New macro.
32619         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
32620         cselib_lookup): Check for it rather than for TDF_DETAILS.
32621
32622 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
32623
32624         PR driver/47547
32625         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
32626         is HOST_BIT_BUCKET.
32627
32628         * opts.c (finish_options): Don't add x_aux_base_name if it is
32629         HOST_BIT_BUCKET.
32630
32631 2011-02-01  Richard Guenther  <rguenther@suse.de>
32632
32633         PR tree-optimization/47555
32634         Revert
32635         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
32636
32637         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32638
32639 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
32640
32641         PR gcc/46692
32642         * config/lm32/t-lm32: Add multilib for all CPU options.
32643
32644 2011-02-01  Richard Guenther  <rguenther@suse.de>
32645
32646         PR tree-optimization/47541
32647         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
32648         sure to have a field at offset zero.
32649
32650 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32651
32652         * config/arc/arc.opt (EB, EL): New Driver options.
32653
32654 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32655
32656         * config/alpha/osf5.opt: New.
32657         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
32658
32659 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32660
32661         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
32662
32663 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
32664
32665         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
32666         -floop-interchange.
32667         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
32668         is an alias of -floop-interchange and that it requires the
32669         Graphite infrastructure.
32670         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
32671         flag_loop_interchange based on the value of flag_tree_loop_linear.
32672
32673 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
32674             Richard Guenther  <rguenther@suse.de>
32675
32676         PR tree-optimization/47538
32677         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
32678         type instead of r1type, except for comparisons.  For right
32679         shifts and comparisons punt if there are mismatches in
32680         sizetype vs. non-sizetype types.
32681
32682 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32683
32684         * doc/sourcebuild.texi (Effective-Target Keywords): Document
32685         avx_runtime.
32686
32687 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32688
32689         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
32690         version number.
32691         * configure: Regenerate.
32692
32693 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32694
32695         * configure.ac (gcc_cv_ld_static_option): Define.
32696         (gcc_cv_ld_dynamic_option): Define.
32697         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
32698         instead.
32699         (HAVE_LD_STATIC_DYNAMIC): Update message.
32700         (LD_STATIC_OPTION): Define.
32701         (LD_DYNAMIC_OPTION): Define.
32702         * configure: Regenerate.
32703         * config.in: Regenerate.
32704         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
32705         HAVE_LD_STATIC_DYNAMIC]: Use them.
32706
32707 2011-01-31  Nick Clifton  <nickc@redhat.com>
32708
32709         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
32710         registers inside interrupt handlers if the handler is not a leaf
32711         function.
32712
32713 2011-01-31  Nick Clifton  <nickc@redhat.com>
32714
32715         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
32716         reg_renumber returning an INVALID_REGNUM.
32717
32718 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
32719
32720         PR libgcj/44341
32721         * doc/install.texi: Document host options discarded when cross
32722         configuring target libraries.
32723
32724 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
32725
32726         Reverted:
32727         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
32728         PR debug/45136
32729         PR debug/45130
32730         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
32731         debug insns.
32732         (no_real_insns_p, schedule_block, set_priorities): Drop special
32733         treatment of boundary debug insns.
32734         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
32735         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
32736         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
32737         (BOUNDARY_DEBUG_INSN_P): Likewise.
32738         (SCHEDULE_DEBUG_INSN_P): Likewise.
32739         * sched-rgn.c (init_ready_list): Drop special treatment of
32740         boundary debug insns.
32741         * final.c (rest_of_clean-state): Clear notes' BB.
32742
32743 2011-01-31  Alan Modra  <amodra@gmail.com>
32744
32745         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
32746         toc relative expressions as we do in print_operand_address.
32747
32748 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
32749
32750         * doc/extend.texi: Follow spelling conventions.
32751         * doc/invoke.texi: Fix a typo.
32752
32753 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
32754
32755         * config/hpux11.opt: New.
32756         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
32757         ia64*-*-hpux*): Use hpux11.opt.
32758
32759 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
32760
32761         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
32762         to tmake_file.
32763
32764 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
32765
32766         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
32767         support sites.
32768
32769 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
32770
32771         * doc/install.texi (Binaries): Remove outdated reference for
32772         Motorola 68HC11/68HC12 downloads.
32773
32774 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
32775
32776         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
32777         Drepper's paper.
32778
32779 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
32780
32781         PR bootstrap/47147
32782         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
32783         used by NetBSD.
32784
32785 2011-01-28  Ahmad Sharif  <asharif@google.com>
32786
32787         * value-prof.c (check_counter): Corrected error message.
32788
32789 2011-01-29  Jie Zhang  <jie@codesourcery.com>
32790
32791         * config/arm/arm.c (arm_legitimize_reload_address): New.
32792         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
32793         arm_legitimize_reload_address.
32794         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
32795
32796 2011-01-28  Ian Lance Taylor  <iant@google.com>
32797
32798         * godump.c (go_define): Ignore macros whose definitions include
32799         two adjacent operands.
32800
32801 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
32802
32803         PR target/42894
32804         * varasm.c (force_const_mem): Store copy of x in desc->constant
32805         instead of x itself.
32806         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
32807         itself into REG_EQUAL note.
32808
32809 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
32810
32811         * config/freebsd.opt (posix, rdynamic): New Driver options.
32812
32813 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32814
32815         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
32816         -Bstatic/-Bdynamic.
32817         * configure: Regenerate.
32818
32819 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
32820
32821         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
32822         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
32823
32824 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
32825
32826         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
32827         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
32828         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
32829         (s390_preferred_reload_class): Make static. Change return and
32830         'rclass' argument type to reg_class_t.
32831
32832 2011-01-27  Jan Hubicka  <jh@suse.cz>
32833
32834         PR middle-end/46949
32835         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
32836         (process_function_and_variable_attributes): Check defined weakrefs.
32837
32838 2011-01-27  Martin Jambor  <mjambor@suse.cz>
32839
32840         PR tree-optimization/47228
32841         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
32842         build_ref_for_offset.
32843
32844 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32845
32846         * config/spu/spu-elf.h (ASM_SPEC): Remove.
32847
32848 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
32849
32850         PR rtl-optimization/46856
32851         * postreload.c (reload_combine_recognize_const_pattern): Do not
32852         separate cc0 setter and user on cc0 targets.
32853
32854 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
32855
32856         PR c/43082
32857         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
32858         passed a VOID_TYPE expression, immediately emit an error and
32859         return error_mark_node.
32860
32861 2011-01-26  Jeff Law  <law@redhat.com>
32862
32863         PR rtl-optimization/47464
32864         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
32865         rather than may_trap_p as needed.
32866
32867 2011-01-26  DJ Delorie  <dj@redhat.com>
32868
32869         PR rtl-optimization/46878
32870         * combine.c (insn_a_feeds_b): Check for the implicit cc0
32871         setter/user dependency as well.
32872
32873 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
32874
32875         PR rtl-optimization/44469
32876         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
32877         after removing trivially dead basic blocks.
32878
32879 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
32880
32881         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
32882         * config/frv/frv.h (LINK_SPEC): Likewise.
32883         * config/i386/netware.h (LINK_SPEC): Likewise.
32884         * config/m68k/linux.h (ASM_SPEC): Likewise.
32885         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
32886         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
32887         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
32888         * config/sparc/linux.h (ASM_SPEC): Likewise.
32889         * config/sparc/linux64.h (ASM_SPEC): Likewise.
32890         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
32891
32892 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
32893
32894         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
32895         * config/frv/frv.h (ASM_SPEC): Likewise.
32896         * config/m68k/linux.h (ASM_SPEC): Likewise.
32897         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
32898         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
32899         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
32900         * config/sparc/linux.h (ASM_SPEC): Likewise.
32901         * config/sparc/linux64.h (ASM_SPEC): Likewise.
32902         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
32903
32904 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
32905
32906         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
32907         * config/frv/frv.h (LINK_SPEC): Likewise.
32908         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
32909
32910 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
32911
32912         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
32913         * config/frv/frv.h (ASM_SPEC): Likewise.
32914         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
32915         * config/m68k/linux.h (ASM_SPEC): Likewise.
32916         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
32917         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
32918         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
32919         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
32920         * config/sparc/linux.h (ASM_SPEC): Likewise.
32921         * config/sparc/linux64.h (ASM_SPEC): Likewise.
32922         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
32923         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
32924
32925 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
32926
32927         PR target/46997
32928         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
32929         (*mux2): Ditto.
32930         (vec_extract_evenodd_help): Ditto.
32931         (vec_extract_evenv4hi): Ditto.
32932         (vec_extract_oddv4hi): Ditto.
32933         (vec_interleave_lowv2si): Ditto.
32934         (vec_interleave_highv2si): Ditto.
32935         (vec_extract_evenv2si): Ditto.
32936         (vec_extract_oddv2si: Ditto.
32937         (vec_pack_trunc_v2si): Ditto.
32938
32939 2011-01-22  Jan Hubicka  <jh@suse.cz>
32940
32941         PR target/47237
32942         * cgraph.h (cgraph_local_info): New field can_change_signature.
32943         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
32944         signature can change.
32945         (ipcp_estimate_growth): Call sequence simplify only if calle signature
32946         can change.
32947         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
32948         (cgraph_function_versioning): We can not change signature of functions
32949         that don't allow that.
32950         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
32951         (lto_input_node): Likewise.
32952         * ipa-inline.c (compute_inline_parameters): Compute
32953         local.can_change_signature.
32954         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
32955         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
32956         functions that can not change signature.
32957         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
32958         init_cumulative_args): Do not use local calling conventions
32959         for functions that can not change signature.
32960
32961 2011-01-22  Jan Hubicka  <jh@suse.cz>
32962
32963         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
32964
32965 2011-01-26  Richard Guenther  <rguenther@suse.de>
32966
32967         PR tree-optimization/47190
32968         * cgraphunit.c (process_common_attributes): New function.
32969         (process_function_and_variable_attributes): Use it.
32970
32971 2011-01-26  Richard Guenther  <rguenther@suse.de>
32972
32973         PR lto/47423
32974         * cgraphbuild.c (record_eh_tables): Record reference to personality
32975         function.
32976
32977 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
32978
32979         PR debug/45454
32980         * sel-sched.c (moveup_expr): Don't let debug insns prevent
32981         non-debug insns from moving up.
32982
32983 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
32984
32985         PR target/40125
32986         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
32987         t-dlldir{,-x} fragment for build and add it to tmake_file.
32988         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32989         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
32990         * config/i386/t-dlldir: New file.
32991         (SHLIB_DLLDIR): Define.
32992         * config/i386/t-dlldir-x: New file.
32993         (SHLIB_DLLDIR): Define.
32994         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
32995         (SHLIB_INSTALL): Use it.
32996
32997 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
32998
32999         PR target/47246
33000         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
33001         lower bound of the allowed Thumb-2 coprocessor load/store
33002         index range to -256. Add explaining comment.
33003
33004 2011-01-25  Ian Lance Taylor  <iant@google.com>
33005
33006         * godump.c (go_define): Improve lexing of macro expansion to only
33007         accept expressions which match Go spec.
33008
33009 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33010
33011         PR c++/43601
33012         * tree.c (handle_dll_attribute): Handle it.
33013         * doc/extend.texi (@item dllexport): Mention it.
33014         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
33015
33016 2011-01-25  Ian Lance Taylor  <iant@google.com>
33017
33018         PR tree-optimization/26854
33019         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
33020         (decl_jump_unsafe): Move higher in file, with no other change.
33021         (bind): Set has_jump_unsafe_decl if appropriate.
33022         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
33023         (check_earlier_gotos): Likewise.
33024         (c_check_switch_jump_warnings): Likewise.
33025
33026 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
33027
33028         * doc/invoke.texi (Warning Options): Add missing hyphen.
33029         (-fprofile-dir): Minor grammatical fixes.
33030         (-fbranch-probabilities): Likewise.
33031
33032 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33033
33034         PR debug/45136
33035         PR debug/45130
33036         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33037         debug insns.
33038         (no_real_insns_p, schedule_block, set_priorities): Drop special
33039         treatment of boundary debug insns.
33040         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33041         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33042         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33043         (BOUNDARY_DEBUG_INSN_P): Likewise.
33044         (SCHEDULE_DEBUG_INSN_P): Likewise.
33045         * sched-rgn.c (init_ready_list): Drop special treatment of
33046         boundary debug insns.
33047         * final.c (rest_of_clean-state): Clear notes' BB.
33048
33049 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33050
33051         * Makefile.in (LAMBDA_H): Removed.
33052         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
33053         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
33054         lambda-trans.o, and tree-loop-linear.o.
33055         (lto-symtab.o): Remove dependence on LAMBDA_H.
33056         (tree-loop-linear.o): Remove rule.
33057         (lambda-mat.o): Same.
33058         (lambda-trans.o): Same.
33059         (lambda-code.o): Same.
33060         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
33061         (tree-vect-slp.o): Same.
33062         * hwint.h (gcd): Moved here.
33063         (least_common_multiple): Same.
33064         * lambda-code.c: Removed.
33065         * lambda-mat.c: Removed.
33066         * lambda-trans.c: Removed.
33067         * lambda.h: Removed.
33068         * tree-loop-linear.c: Removed.
33069         * lto-symtab.c: Do not include lambda.h.
33070         * omega.c (gcd): Removed.
33071         * passes.c (init_optimization_passes): Remove pass_linear_transform.
33072         * tree-data-ref.c (print_lambda_vector): Moved here.
33073         (lambda_vector_copy): Same.
33074         (lambda_matrix_copy): Same.
33075         (lambda_matrix_id): Same.
33076         (lambda_vector_first_nz): Same.
33077         (lambda_matrix_row_add): Same.
33078         (lambda_matrix_row_exchange): Same.
33079         (lambda_vector_mult_const): Same.
33080         (lambda_vector_negate): Same.
33081         (lambda_matrix_row_negate): Same.
33082         (lambda_vector_equal): Same.
33083         (lambda_matrix_right_hermite): Same.
33084         * tree-data-ref.h: Do not include lambda.h.
33085         (lambda_vector): Moved here.
33086         (lambda_matrix): Same.
33087         (dependence_level): Same.
33088         (lambda_transform_legal_p): Removed declaration.
33089         (lambda_collect_parameters): Same.
33090         (lambda_compute_access_matrices): Same.
33091         (lambda_vector_gcd): Same.
33092         (lambda_vector_new): Same.
33093         (lambda_vector_clear): Same.
33094         (lambda_vector_lexico_pos): Same.
33095         (lambda_vector_zerop): Same.
33096         (lambda_matrix_new): Same.
33097         * tree-flow.h (least_common_multiple): Removed declaration.
33098         * tree-parloops.c (lambda_trans_matrix): Moved here.
33099         (LTM_MATRIX): Same.
33100         (LTM_ROWSIZE): Same.
33101         (LTM_COLSIZE): Same.
33102         (LTM_DENOMINATOR): Same.
33103         (lambda_trans_matrix_new): Same.
33104         (lambda_matrix_vector_mult): Same.
33105         (lambda_transform_legal_p): Same.
33106         * tree-pass.h (pass_linear_transform): Removed declaration.
33107         * tree-ssa-loop.c (tree_linear_transform): Removed.
33108         (gate_tree_linear_transform): Removed.
33109         (pass_linear_transform): Removed.
33110         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
33111         flag_loop_interchange.
33112
33113 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33114
33115         PR tree-optimization/47265
33116         PR tree-optimization/47443
33117         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
33118         if name still has some uses.
33119
33120 2011-01-25  Martin Jambor  <mjambor@suse.cz>
33121
33122         PR tree-optimization/47382
33123         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
33124         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
33125
33126 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
33127
33128         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
33129         sjlj_except_unwind_info.
33130
33131 2011-01-25  Richard Guenther  <rguenther@suse.de>
33132
33133         PR tree-optimization/47426
33134         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
33135         visible functions results escape.
33136
33137 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33138
33139         PR target/45701
33140         * config/arm/arm.c (any_sibcall_uses_r3): New function.
33141         (arm_get_frame_offsets): Use it.
33142
33143 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33144             Jakub Jelinek  <jakub@redhat.com>
33145
33146         PR tree-optimization/47271
33147         * tree-if-conv.c (bb_postdominates_preds): New.
33148         (if_convertible_bb_p): Call bb_postdominates_preds.
33149         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
33150         (predicate_scalar_phi): Call bb_postdominates_preds.
33151
33152 2011-01-25  Nick Clifton  <nickc@redhat.com>
33153
33154         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
33155         * config/rx/rx.c (rx_function_value): Likewise.
33156         (rx_promote_function_mode): Likewise.
33157         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
33158         in order to make it legitimate.
33159         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
33160         make sure that the first operand is the same as the result register.
33161         (addsi3_unspec): Delete.
33162         (subdi3): Do not accept immediate operands.
33163         (subdi3_internal): Likewise.
33164
33165 2011-01-25  Jeff Law  <law@redhat.com>
33166
33167         PR rtl-optimization/37273
33168         * ira-costs.c (scan_one_insn): Detect constants living in memory and
33169         handle them like argument loads from stack slots.  Do not double
33170         count memory for memory constants and argument loads from stack slots.
33171
33172 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33173
33174         PR tree-optimization/47427
33175         PR tree-optimization/47428
33176         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
33177         coalesce if the new root var would be TREE_READONLY.
33178
33179 2011-01-25  Richard Guenther  <rguenther@suse.de>
33180
33181         PR middle-end/47414
33182         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
33183         correct type for TBAA.
33184
33185 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33186
33187         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
33188         (close_phi_written_to_memory): Call for_each_index with
33189         dr_indices_valid_in_loop.
33190
33191 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33192
33193         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
33194         when it is initialized.
33195
33196 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33197
33198         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
33199         call to graphite_find_data_references_in_stmt.
33200         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
33201         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
33202         call to graphite_find_data_references_in_stmt.
33203         (analyze_drs_in_stmts): Same.
33204         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
33205         in which the scalar analysis of indices is performed.
33206         (create_data_ref): Same.  Update call to dr_analyze_indices.
33207         (find_data_references_in_stmt): Update call to create_data_ref.
33208         (graphite_find_data_references_in_stmt): Same.
33209         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
33210         declaration.
33211         (create_data_ref): Same.
33212         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
33213         call to create_data_ref.
33214
33215 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33216
33217         * graphite-sese-to-poly.c (build_poly_scop): Move
33218         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
33219
33220 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33221
33222         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
33223         VAR_DECL, PARM_DECL, and RESULT_DECL.
33224
33225 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33226
33227         * graphite-dependences.c (reduction_dr_1): Allow several reductions
33228         in a reduction PBB.
33229         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
33230         that have already been marked as PBB_IS_REDUCTION.
33231
33232 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33233
33234         * graphite-scop-detection.c (same_close_phi_node): New.
33235         (remove_duplicate_close_phi): New.
33236         (make_close_phi_nodes_unique): New.
33237         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
33238
33239 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33240
33241         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
33242         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
33243         of both data references to be the same.
33244
33245 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33246
33247         * graphite-dependences.c (build_lexicographical_constraint): Remove
33248         the gdim parameter.
33249         (build_lexicographical_constraint): Adjust call to
33250         ppl_powerset_is_empty.
33251         (dependence_polyhedron): Same.
33252         (graphite_legal_transform_dr): Same.
33253         (graphite_carried_dependence_level_k): Same.
33254         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
33255         parameter.
33256         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
33257
33258 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33259
33260         * graphite-sese-to-poly.c
33261         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
33262         (close_phi_written_to_memory): New.
33263         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
33264         and unshare_expr.
33265
33266 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33267
33268         * doc/install.texi: Update the expected version number of PPL to 0.11.
33269         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
33270         #if PPL_VERSION_MINOR < 11.
33271
33272 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33273
33274         * graphite-dependences.c: Include graphite-cloog-util.h.
33275         (new_poly_ddr): Inlined into dependence_polyhedron.
33276         (free_poly_ddr): Moved close by new_poly_ddr.
33277         (dependence_polyhedron_1): Renamed dependence_polyhedron.
33278         Early return NULL when ppl_powerset_is_empty returns true.
33279         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
33280         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
33281         (graphite_legal_transform_dr): Call new_poly_ddr.
33282         (graphite_carried_dependence_level_k): Same.
33283         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
33284         (dot_transformed_deps_stmt_1): Removed.
33285         (dot_deps_stmt_1): Call dot_deps_stmt_2.
33286         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
33287         (dot_deps_1): Call dot_deps_2.
33288         * Makefile.in (graphite-dependences.o): Add missing dependence on
33289         graphite-cloog-util.h.
33290
33291 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33292
33293         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
33294         (build_lexicographical_constraint): Same.
33295         (dependence_polyhedron_1): Same.
33296         (graphite_legal_transform_dr): Same.
33297         (graphite_carried_dependence_level_k): Same.
33298         * graphite-ppl.c (ppl_powerset_is_empty): New.
33299         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
33300         * tree-data-ref.c (dump_data_reference): Print the basic block index.
33301
33302 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33303
33304         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
33305         the "a followed by b" relation and document it.
33306
33307 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33308
33309         * graphite-dependences.c (build_lexicographical_constraint): Stop the
33310         iteration when the bag of constraints is empty.
33311
33312 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33313
33314         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
33315
33316 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33317
33318         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
33319         nest and two loop depths as parameters.
33320         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
33321         lst_perfect_nestify.
33322
33323 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33324
33325         * graphite-dependences.c (print_pddr): Call
33326         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
33327
33328 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33329
33330         * graphite-ppl.c (debug_gmp_value): New.
33331         * graphite-ppl.h (debug_gmp_value): Declared.
33332
33333 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
33334
33335         * doc/install.texi: Document availability of cloog-0.16.
33336
33337 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
33338
33339         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
33340         invalid postdominance info.
33341
33342 2011-01-24  Jan Hubicka  <jh@suse.cz>
33343
33344         PR c/21659
33345         * doc/extend.texi (weak pragma): Drop claim that it must
33346         appear before definition.
33347         * varasm.c (merge_weak, declare_weak): Only sanity check
33348         that DECL is not output at a time it is declared weak.
33349
33350 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
33351
33352         * machmode.def: Fixed comments.
33353
33354 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
33355
33356         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
33357
33358 2011-01-24  Paul Koning  <ni1d@arrl.net>
33359
33360         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
33361         WORDS_BIG_ENDIAN.
33362
33363 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33364
33365         PR target/46519
33366         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
33367         (block_info): Add scanned and prev.
33368         (move_or_delete_vzeroupper_2): Return if the basic block
33369         has been scanned and the upper 128bit state is unchanged
33370         from the last scan.
33371         (move_or_delete_vzeroupper_1): Return true if the exit
33372         state is changed.
33373         (move_or_delete_vzeroupper): Visit basic blocks using the
33374         work-list based algorithm based on vt_find_locations in
33375         var-tracking.c.
33376
33377         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
33378
33379 2011-01-24  Nick Clifton  <nickc@redhat.com>
33380
33381         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
33382         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
33383         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
33384         then define __v850e1__.
33385         * doc/invoke.texi: Document -mv850es.
33386
33387 2011-01-24  Richard Henderson  <rth@redhat.com>
33388
33389         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
33390         compound unordered comparisons.
33391         * config/rx/rx.c (rx_split_fp_compare): Remove.
33392         * config/rx/rx-protos.h: Update.
33393         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
33394         (cbranchsf4): Don't call rx_split_fp_compare.
33395         (*cbranchsf4): Use rx_split_cbranch.
33396         (*cmpsf): Don't accept "i" constraint.
33397         (*conditional_branch): Only valid after reload.
33398         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
33399
33400 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
33401
33402         PR target/47385
33403         * config/rs6000/altivec.md (vector constant splitters): Add
33404         support for creating vector single precision constants if -mvsx is
33405         used and we would create the constant using Altivec primitives.
33406
33407 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
33408             Richard Sandiford  <rdsandiford@googlemail.com>
33409
33410         PR rtl-optimization/47166
33411         * reload1.c (emit_reload_insns): Disable the spill_reg_store
33412         mechanism for PRE_MODIFY and POST_MODIFY.
33413         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
33414         reloadreg.
33415
33416 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
33417
33418         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
33419
33420 2011-01-22  Jan Hubicka  <jh@suse.cz>
33421
33422         PR lto/47333
33423         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
33424
33425 2011-01-22  Jan Hubicka  <jh@suse.cz>
33426
33427         PR tree-optimization/43884
33428         PR lto/44334
33429         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
33430         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
33431
33432 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
33433
33434         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
33435         * config/s390/s390.c (s390_register_move_cost,
33436         s390_memory_move_cost): New.
33437         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
33438
33439 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33440
33441         PR middle-end/47401
33442         * except.c (sjlj_assign_call_site_values): Move setting the
33443         crtl->uses_eh_lsda flag to ...
33444         (sjlj_mark_call_sites): ... here.
33445         (sjlj_emit_function_enter): Support NULL dispatch label.
33446         (sjlj_build_landing_pads): In a function with no landing pads
33447         that still has must-not-throw regions, generate code to register
33448         a personality function with empty LSDA.
33449
33450 2011-01-21  Richard Henderson  <rth@redhat.com>
33451
33452         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
33453
33454         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
33455
33456         * compare-elim.c: New file.
33457         * Makefile.in (OBJS-common): Add it.
33458         (compare-elim.o): New.
33459         * common.opt (fcompare-elim): New.
33460         * opts.c (default_options_table): Add OPT_fcompare_elim.
33461         * tree-pass.h (pass_compare_elim_after_reload): New.
33462         * passes.c (init_optimization_passes): Add it.
33463         * recog.h: Protect against re-inclusion.
33464         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
33465         * doc/invoke.texi (-fcompare-elim): Document it.
33466         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
33467         * doc/tm.texi: Rebuild.
33468
33469 2011-01-22  Nick Clifton  <nickc@redhat.com>
33470
33471         * config/rx/rx.md (cstoresf4): Pass comparison operator to
33472         rx_split_fp_compare.
33473
33474 2011-01-22  Nick Clifton  <nickc@redhat.com>
33475
33476         * config/rx/rx.md (UNSPEC_CONST): New.
33477         (deallocate_and_return): Wrap the amount popped off the stack in
33478         an UNSPEC_CONST in order to stop it being rejected by
33479         -mmax-constant-size.
33480         (pop_and_return): Add a "(return)" rtx.
33481         (call): Drop the immediate operand.
33482         (call_internal): Likewise.
33483         (call_value): Likewise.
33484         (call_value_internal): Likewise.
33485         (sibcall_internal): Likewise.
33486         (sibcall_value_internal): Likewise.
33487         (sibcall): Likewise.  Generate an explicit call using
33488         sibcall_internal.
33489         (sibcall_value): Likewise.
33490         (mov<>): FAIL if a constant operand is not legitimate.
33491         (addsi3_unpsec): New pattern.
33492
33493         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
33494         (ok_for_max_constant): New function.
33495         (gen_safe_add): New function.
33496         (rx_expand_prologue): Use gen_safe_add.
33497         (rx_expand_epilogue): Likewise.
33498         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
33499         UNSPEC CONSTs.
33500
33501 2011-01-21  Jeff Law  <law@redhat.com>
33502
33503         PR tree-optimization/47053
33504         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
33505         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
33506         statements are deleted.
33507         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
33508         is nonempty, then purge dead edges and cleanup the CFG.
33509
33510 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33511
33512         PR debug/47402
33513         Temporarily revert:
33514         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33515         PR debug/47106
33516         * tree-dfa.c (create_var_ann): Mark variable as used.
33517
33518 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33519
33520         PR middle-end/45566
33521         * except.c (convert_to_eh_region_ranges): Emit queued no-region
33522         notes from other section in hot/cold partitioning even if
33523         last_action is -3.  Increment call_site_base.
33524
33525         PR rtl-optimization/47366
33526         * fwprop.c (forward_propagate_into): Return bool.  If
33527         any changes are made, -fnon-call-exceptions is used and
33528         REG_EH_REGION note is present, call purge_dead_edges
33529         and return true if it purged anything.
33530         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
33531         any EH edges were purged.
33532
33533 2011-01-21  Jeff Law  <law@redhat.com>
33534
33535         PR rtl-optimization/41619
33536         * caller-save.c (setup_save_areas): Break out code to determine
33537         which hard regs are live across calls by examining the reload chains
33538         so that it is always used.
33539         Eliminate code which checked REG_N_CALLS_CROSSED.
33540
33541 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33542
33543         PR tree-optimization/47355
33544         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
33545         NOP has non-debug uses beyond PHIs in new_bb.
33546
33547 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33548
33549         PR debug/47106
33550         * cfgexpand.c (account_used_vars_for_block): Only account vars
33551         that are annotated as used.
33552         (estimated_stack_frame_size): Don't set TREE_USED.
33553         * tree-dfa.c (create_var_ann): Mark variable as used.
33554
33555 2011-01-21  Richard Guenther  <rguenther@suse.de>
33556
33557         PR middle-end/47395
33558         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
33559
33560 2011-01-21  Richard Guenther  <rguenther@suse.de>
33561
33562         PR tree-optimization/47365
33563         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
33564         (vn_reference_lookup_pieces): Adjust.
33565         (vn_reference_lookup): Likewise.
33566         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
33567         (vn_reference_lookup_3): Only look through kills if in
33568         VN_WALKREWRITE mode.
33569         (vn_reference_lookup_pieces): Adjust.
33570         (vn_reference_lookup): Likewise.
33571         (visit_reference_op_load): Likewise.
33572         (visit_reference_op_store): Likewise.
33573         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
33574         (compute_avail): Likewise.
33575         (eliminate): Likewise.
33576
33577 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33578
33579         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
33580         DECL_IGNORED_P non-reg vars if they are used.
33581
33582         PR tree-optimization/47391
33583         * varpool.c (const_value_known_p): Return false if
33584         decl is volatile.
33585
33586 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
33587
33588         PR bootstrap/47215
33589         * config/i386/i386.c (ix86_local_alignment): Handle
33590         case for va_list_type_node is nil.
33591         (ix86_canonical_va_list_type): Likewise.
33592
33593 2011-01-21  Alan Modra  <amodra@gmail.com>
33594
33595         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
33596         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
33597
33598 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
33599
33600         * config/arm/arm.md (define_attr type): Rename f_load
33601         and f_store to f_fpa_load and f_fpa_store. Update.
33602         (write_conflict): Deal with rename fallout.
33603         (*push_fp_multi): Likewise.
33604         * config/arm/fpa.md (f_load): Use f_fpa_load.
33605         (f_store): Use f_fpa_store.
33606         (*movsf_fpa): Likewise.
33607         (*movdf_fpa): Likewise.
33608         (*movxf_fpa): Likewise.
33609         (*thumb2_movsf_fpa): Likewise.
33610         (*thumb2_movdf_fpa): Likewise.
33611         (*thumb2_movxf_fpa): Likewise.
33612         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
33613         f_loadd and f_stored.
33614         (*thumb2_movdi_vfp): Likewise.
33615         (*thumb2_movsf_vfp): Fix attribute to f_loads.
33616         (*thumb2_movsi_vfp): Likewise.
33617         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
33618         Use f_loads instead of f_load.
33619         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
33620
33621 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
33622
33623         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
33624         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
33625         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
33626         (xtensa_mode_dependent_address_p): New function.
33627         (constantpool_address_p): Make static. Change return type to bool.
33628         Change argument type to const_rtx. Use CONST_INT_P predicate.
33629
33630 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
33631
33632         PR debug/46583
33633         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
33634
33635 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33636
33637         PR debug/47283
33638         * cfgexpand.c (expand_debug_expr): Instead of generating
33639         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
33640         etc. handling.
33641
33642 2011-01-20  Richard Guenther  <rguenther@suse.de>
33643
33644         PR middle-end/47370
33645         * tree-inline.c (remap_gimple_op_r): Recurse manually for
33646         the pointer operand of MEM_REFs.
33647
33648 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33649
33650         PR tree-optimization/46130
33651         * ipa-split.c (consider_split): If return_bb contains non-virtual
33652         PHIs other than for retval or if split_function would not adjust it,
33653         refuse to split.
33654
33655 2011-01-20  Richard Guenther  <rguenther@suse.de>
33656
33657         PR tree-optimization/47167
33658         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
33659         Revert previous change, only avoid enumeral type changes.
33660
33661 2011-01-19  Mike Stump  <mikestump@comcast.net>
33662
33663         * doc/tm.texi.in (BRANCH_COST): Englishify.
33664         * doc/tm.texi (BRANCH_COST): Likewise.
33665
33666 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
33667
33668         PR c++/47291
33669         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
33670         (gen_scheduled_generic_parms_dies): New functions.
33671         (gen_struct_or_union_type_die): Schedule template parameters DIEs
33672         generation for the end of CU compilation.
33673         (dwarf2out_finish): Generate template parameters DIEs here.
33674
33675 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33676
33677         PR debug/46240
33678         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
33679         debug bind stmt on merge edges.
33680
33681 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33682
33683         PR debug/47079
33684         PR debug/46724
33685         * function.c (instantiate_expr): Instantiate incoming rtl of
33686         implicit arguments, and recurse on VALUE_EXPRs.
33687         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
33688         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
33689
33690 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
33691
33692         * c-parser.c (c_parser_for_statement): Initialize
33693         collection_expression.
33694
33695 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33696
33697         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
33698
33699 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33700
33701         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
33702         (LINK_SHLIB_SPEC): Don't use %(link_path).
33703         (SUBTARGET_EXTRA_SPECS): Remove link_path.
33704
33705 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33706
33707         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
33708         (NO_SHARED_LIB_SUPPORT): Remove.
33709         (LINK_SHLIB_SPEC): Remove one conditional definition.
33710
33711 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
33712
33713         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
33714         %{call_shared}.
33715         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
33716         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
33717         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
33718         %{call_shared} and conditionals on these options not being passed.
33719         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
33720         %{call_shared}.
33721
33722 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
33723
33724         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
33725         simplify.
33726
33727         * ipa-split.c: Spelling fixes.
33728
33729 2011-01-19  Richard Henderson  <rth@redhat.com>
33730
33731         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
33732         (*mulsi3): Likewise.
33733
33734         * longlong.h [__mn10300__] (count_leading_zeros): New.
33735         [__mn10300__] (umul_ppmm, smul_ppmm): New.
33736         [__mn10300__] (add_ssaaaa, subddmmss): New.
33737         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
33738         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
33739
33740 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33741
33742         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
33743
33744 2011-01-19  Richard Henderson  <rth@redhat.com>
33745
33746         * config/mn10300/mn10300.md (addsi3_flags): New.
33747         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
33748         (subsi3_flags, subc_internal, subdi3): New.
33749         (subdi3_internal, *subdi3_degenerate): New.
33750         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
33751
33752         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
33753         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
33754         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
33755         * config/mn10300/mn10300-protos.h: Update.
33756         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
33757         (return_ret): Likewise.  Rename from return_internal_regs.
33758         (return_internal): Remove.
33759
33760         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
33761         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
33762         (mn10300_legitimate_constant_p): Likewise.
33763         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
33764         (mn10300_frame_size): New.
33765         (mn10300_expand_prologue): Use it.
33766         (mn10300_expand_epilogue): Likewise.
33767         (mn10300_initial_offset): Likewise.
33768         * config/mn10300/mn10300-protos.h: Update.
33769         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
33770         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
33771         (prologue, epilogue, return_internal): Tidy output code.
33772         (mn10300_store_multiple_operation, return): Likewise.
33773         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
33774         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
33775         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
33776         (load_pic, am33_load_pic): New.
33777         (mn10300_load_pic0, mn10300_load_pic1): New.
33778
33779         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
33780         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
33781         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
33782         (cc_flags_for_mode, cc_flags_for_code): New.
33783         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
33784         overflow flag is not valid.  Validate that the flags we need
33785         for the comparison are valid.
33786         (mn10300_output_cmp): Remove.
33787         (mn10300_output_add): New.
33788         (mn10300_select_cc_mode): Use cc_flags_for_code.
33789         (mn10300_split_cbranch): New.
33790         (mn10300_match_ccmode): New.
33791         (mn10300_split_and_operand_count): New.
33792         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
33793         to the function.
33794         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
33795         (addsi3): ... here.  Use mn10300_output_add.
33796         (*addsi3_flags): New.
33797         (*am33_subsi3, *mn10300_subsi3): Merge...
33798         (subsi3): ... here.  Use attribute isa.
33799         (*subsi3_flags): New.
33800         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
33801         when possible.
33802         (*am33_andsi3, *mn10300_andsi3): Merge...
33803         (andsi3): ... here.
33804         (*andsi3_flags): New.
33805         (andsi3 splitters): New.
33806         (*am33_iorsi3, *mn10300_iorsi3): Merge...
33807         (iorsi3): ... here.
33808         (*iorsi3_flags): New.
33809         (*am33_xorsi3, *mn10300_xorsi3): Merge...
33810         (xorsi3): ... here.
33811         (*xorsi3_flags): New.
33812         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
33813         (one_cmplsi2): ... here.
33814         (*one_cmplsi2_flags): New.
33815         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
33816         instead of "dax" in constraints.  Use mn10300_split_cbranch.
33817         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
33818         use matching constraints to eliminate a self-comparison.
33819         (*integer_conditional_branch): Rename from integer_conditional_branch.
33820         Use int_mode_flags to match CC_REG.
33821         (*cbranchsi4_btst, *btstsi): New.
33822         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
33823         mn10300_split_cbranch.
33824         (*am33_cmpsf): Rename from am33_cmpsf.
33825         (*float_conditional_branch): Rename from float_conditional_branch.
33826         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
33827         (zero_extendqisi2): ... here.
33828         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
33829         (zero_extendhisi2): ... here.
33830         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
33831         (extendqisi2): ... here.
33832         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
33833         (extendhisi2): ... here.
33834         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
33835         (ashlsi3): ... here.
33836         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
33837         (lshrsi3): ... here.
33838         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
33839         (ashrsi3): ... here.
33840         (consecutive add peephole): Remove.
33841         * config/mn10300/predicates.md (label_ref_operand): New.
33842         (int_mode_flags): New.
33843         (CCZN_comparison_operator): New.
33844
33845         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
33846         (throughput_42_latency_43): New reservation.
33847         (mulsidi3, umulsidi3): New expanders.
33848         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
33849         the MDR register to allocation; separately allocate the low and
33850         high parts of the DImode result.
33851         (umulsidi3_internal): Similarly.
33852         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
33853         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
33854         (udivsi3, umodsi3): Remove.
33855         (udivmodsi4, divmodsi4): New expanders.
33856         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
33857         (*divmodsi4): Simiarly.
33858         (ext_internal): New.
33859
33860         * config/mn10300/constraints.md ("z"): New constraint.
33861         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
33862         (FIXED_REGISTERS): Don't fix MDR.
33863         (CALL_USED_REGSITERS): Reformat nicely.
33864         (REG_ALLOC_ORDER): Add MDR.
33865         (enum regclass): Add MDR_REGS.
33866         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
33867         (IRA_COVER_CLASSES): Add MDR_REGS.
33868         (REGNO_REG_CLASS): Handle MDR_REG.
33869         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
33870         (mn10300_register_move_cost): Likewise.
33871         * config/mn10300/mn10300.md (MDR_REG): New.
33872         (*movsi_internal): Handle moves to/from MDR_REGS.
33873
33874         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
33875         POST_MODIFY.
33876         (mn10300_secondary_reload): Tidy combination reload classes.
33877         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
33878         addresses for AM33.  Allow symbolic offsets for reg+imm.
33879         (mn10300_regno_in_class_p): New.
33880         (mn10300_legitimize_reload_address): New.
33881         * config/mn10300/mn10300.h (enum reg_class): Remove
33882         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
33883         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
33884         SP_OR_GENERAL_REGS.
33885         (REG_CLASS_NAMES): Update to match.
33886         (REG_CLASS_CONTENTS): Likewise.
33887         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
33888         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
33889         (REGNO_IN_RANGE_P): Remove.
33890         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
33891         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
33892         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
33893         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
33894         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
33895         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
33896         (REGNO_GENERAL_P): New.
33897         (HAVE_POST_MODIFY_DISP): New.
33898         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
33899         (LEGITIMIZE_RELOAD_ADDRESS): New.
33900         * config/mn10300/mn10300-protos.h: Update.
33901
33902         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
33903         DATA_REGS for AM33 stack-pointer destination.
33904         (mn10300_preferred_output_reload_class): Likewise.
33905         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
33906         into a form appropriate for ...
33907         (TARGET_SECONDARY_RELOAD): New.
33908         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
33909         * config/mn10300/mn10300-protos.h: Update.
33910         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
33911         reload_insi; use the "A" constraint for the scratch; handle AM33
33912         moves of sp to non-address registers.
33913
33914         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
33915         (*movqi_internal): ... here.
33916         (*am33_movhi, *mn10300_movhi): Merge into...
33917         (*movhi_internal): ... here.
33918         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
33919         as the source/destination of moves from/to SP.
33920         (movsf): Only allow for AM33-2.
33921         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
33922         any integer constant constraint.  Only allow for AM33-2.  Tidy
33923         all of the alternative outputs.
33924         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
33925         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
33926         for MN103.
33927         (udivsi3, umodsi3): New patterns for MN103 only.
33928
33929 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
33930
33931         * doc/tm.texi.in: Spell out that a lack of register class unions
33932         can lead to ICEs.
33933         * doc/tm.texi: Regenerate.
33934
33935 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
33936
33937         PR rtl-optimization/47337
33938         * dce.c (check_argument_store): New function.
33939         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
33940
33941         PR tree-optimization/47290
33942         * tree-eh.c (infinite_empty_loop_p): New function.
33943         (cleanup_empty_eh): Use it.
33944
33945 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
33946
33947         PR target/46997
33948         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
33949         (a64_expand_widen_sum): Ditto.
33950         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
33951         (vec_extract_evenodd_help): Ditto.
33952         (vec_extract_evenv4hi): Ditto.
33953         (vec_extract_oddv4hi): Ditto.
33954         (vec_extract_evenv2si): Ditto.
33955         (vec_extract_oddv2si): Ditto.
33956         (vec_extract_evenv2sf): Ditto.
33957         (vec_extract_oddv2sf): Ditto.
33958         (vec_pack_trunc_v4hi: Ditto.
33959         (vec_pack_trunc_v2si): Ditto.
33960         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
33961         (vec_interleave_highv8qi): Ditto.
33962         (mix1_r): Ditto.
33963         (vec_extract_oddv8qi): Ditto.
33964         (vec_interleave_lowv4hi): Ditto.
33965         (vec_interleave_highv4hi): Ditto.
33966         (vec_interleave_lowv2si): Ditto.
33967         (vec_interleave_highv2si): Ditto.
33968
33969 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
33970
33971         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
33972         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
33973         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
33974         (pa_c_mode_for_suffix): New.
33975         (TARGET_EXPAND_BUILTIN): Define.
33976         (TARGET_C_MODE_FOR_SUFFIX): Define.
33977         (pa_builtins): Define.
33978         (pa_init_builtins): Register __float128 type and init new support
33979         builtins.
33980         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
33981         * config/pa/quadlib.c (_U_Qfcopysign): New.
33982
33983 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
33984
33985         PR middle-end/46894
33986         * explow.c (allocate_dynamic_stack_space): Do not assume more than
33987         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
33988         are defined.
33989
33990 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33991
33992         PR tree-optimization/47179
33993         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
33994         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
33995
33996 2011-01-18  Richard Guenther  <rguenther@suse.de>
33997
33998         PR rtl-optimization/47216
33999         * emit-rtl.c: Include tree-flow.h.
34000         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
34001         of replicating it with different semantics.
34002         * Makefile.in (emit-rtl.o): Adjust.
34003
34004 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34005
34006         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
34007         (cortex_a9_dp): Handle neon types correctly.
34008
34009 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
34010
34011         PR rtl-optimization/47299
34012         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
34013         subtarget.  Use normal multiplication if both operands are constants.
34014         * expmed.c (expand_widening_mult): Don't try to optimize constant
34015         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
34016         before using it.
34017
34018 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34019
34020         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
34021         spacing after 'e.g.', typos, comma, hyphenation.
34022
34023 2011-01-17  Richard Henderson  <rth@redhat.com>
34024
34025         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
34026         (rx_restricted_mem_operand): New.
34027         (rx_shift_operand): Use register_operand.
34028         (rx_source_operand, rx_compare_operand): Likewise.
34029         * config/rx/rx.md (addsi3_flags): New expander.
34030         (adddi3): Rewrite as expander.
34031         (adc_internal, *adc_flags, adddi3_internal): New patterns.
34032         (subsi3_flags): New expander.
34033         (subdi3): Rewrite as expander.
34034         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
34035
34036         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
34037         (rx_init_builtins): Remove sat builtin.
34038         (rx_expand_builtin): Likewise.
34039         * config/rx/rx.md (ssaddsi3): New.
34040         (*sat): Rename from sat.  Represent the CC_REG input.
34041
34042         * config/rx/predicates.md (rshift_operator): New.
34043         * config/rx/rx.c (rx_expand_insv): Remove.
34044         * config/rx/rx-protos.h: Update.
34045         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
34046         operand to the canonical position.
34047         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
34048         (*bitclr, *bitclr_in_memory): Similarly.
34049         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
34050         (insv): Retain the zero_extract in the expansion.
34051
34052         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
34053         (bswaphi2, bitinvert, revw): Likewise.
34054
34055         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
34056         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
34057         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
34058         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
34059         (bitset, bitset_in_memory): Likewise.
34060         (bitinvert, bitinvert_in_memory): Likewise.
34061         (bitclr, bitclr_in_memory): Likewise.
34062         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
34063         (rx_strend, rx_cmpstrn): Likewise.
34064         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
34065         (bitop peep2 patterns): Remove.
34066
34067         * config/rx/rx.c (rx_match_ccmode): New.
34068         * config/rx/rx-protos.h: Update.
34069         * config/rx/rx.md (abssi2): Clobber, don't set flags.
34070         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
34071         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
34072         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
34073         (fix_truncsfsi2, floatsisf2): Likewise.
34074         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
34075         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
34076         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
34077         (*subsi3_flags, *xorsi3_flags): New.
34078
34079         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
34080
34081         * config/rx/rx.c (rx_print_operand): Remove workaround for
34082         unsplit comparison operations.
34083
34084         * config/rx/rx.md (movsicc): Split after reload.
34085         (*movsicc): Merge *movsieq and *movsine via match_operator.
34086         (*stcc): New pattern.
34087
34088         * config/rx/rx.c (rx_float_compare_mode): Remove.
34089         * config/rx/rx.h (rx_float_compare_mode): Remove.
34090         * config/rx/rx.md (cstoresi4): Split after reload.
34091         (*sccc): New pattern.
34092
34093         * config/rx/predicates.md (label_ref_operand): New.
34094         (rx_z_comparison_operator): New.
34095         (rx_zs_comparison_operator): New.
34096         (rx_fp_comparison_operator): New.
34097         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
34098         Validate that the flags are set properly for the comparison.
34099         (rx_gen_cond_branch_template): Remove.
34100         (rx_cc_modes_compatible): Remove.
34101         (mode_from_flags): New.
34102         (flags_from_code): Rename from flags_needed_for_conditional.
34103         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
34104         (rx_select_cc_mode): Likewise.
34105         (rx_split_fp_compare): New.
34106         (rx_split_cbranch): New.
34107         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
34108         (*cbranchsi4): Use match_operator and rx_split_cbranch.
34109         (*cbranchsf4): Similarly.
34110         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
34111         match_operator and rx_split_cbranch.
34112         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
34113         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
34114         (*cmpsi): Rename from cmpsi.
34115         (*tstsi): Rename from tstsi.
34116         (*cmpsf): Rename from cmpsf; use CC_Fmode.
34117         (*conditional_branch): Rename from conditional_branch.
34118         (*reveresed_conditional_branch): Remove.
34119         (b<code>): Remove expander.
34120         * config/rx/rx-protos.h: Update.
34121
34122         * config/rx/rx.c (rx_compare_redundant): Remove.
34123         * config/rx/rx.md (cmpsi): Don't use it.
34124         * config/rx/rx-protos.h: Update.
34125
34126         * config/rx/rx-modes.def (CC_F): New mode.
34127         * config/rx/rx.c (rx_select_cc_mode): New.
34128         * config/rx/rx.h (SELECT_CC_MODE): Use it.
34129         * config/rx/rx-protos.h: Update.
34130
34131 2011-01-17  Richard Henderson  <rth@redhat.com>
34132
34133         * except.c (dump_eh_tree): Fix stray ; after for statement.
34134
34135 2011-01-17  Richard Guenther  <rguenther@suse.de>
34136
34137         PR tree-optimization/47313
34138         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
34139         handling before copying the body.  Properly deal with
34140         by-reference result in SSA form.
34141
34142 2011-01-17  Ian Lance Taylor  <iant@google.com>
34143
34144         PR target/47219
34145         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
34146         (struct_value_alias_set): Don't define.
34147         (sparc_option_override): Don't set sparc_sr_alias_set and
34148         struct_value_alias_set.
34149         (save_or_restore_regs): Use gen_frame_mem rather than calling
34150         set_mem_alias_set.
34151         (sparc_struct_value_rtx): Likewise.
34152
34153 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
34154
34155         PR target/47318
34156         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
34157         (_mm_maskstore_pd): Likewise.
34158         (_mm_maskload_ps): Likewise.
34159         (_mm_maskstore_ps): Likewise.
34160         (_mm256_maskload_pd): Change mask to __m256i.
34161         (_mm256_maskstore_pd): Likewise.
34162         (_mm256_maskload_ps): Likewise.
34163         (_mm256_maskstore_ps): Likewise.
34164
34165         * config/i386/i386-builtin-types.def: Updated.
34166         (ix86_expand_special_args_builtin): Likewise.
34167
34168         * config/i386/i386.c (bdesc_special_args): Update
34169         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
34170         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
34171         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
34172         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
34173
34174         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
34175         Use <avxpermvecmode> on mask register.
34176         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
34177
34178 2011-01-17  Olivier Hainque  <hainque@adacore.com>
34179             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
34180             Eric Botcazou  <ebotcazou@adacore.com>
34181
34182         PR target/46655
34183         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
34184         if <= USHRT_MAX in 32-bit mode.
34185
34186 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34187
34188         * doc/install.texi (Configuration, Specific): Wrap long
34189         lines in examples.  Allow line wrapping in long options
34190         and URLs where beneficial for PDF output.
34191
34192 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
34193
34194         * config/mips/mips.c (mips_classify_symbol): Don't return
34195         SYMBOL_PC_RELATIVE for nonlocal labels.
34196
34197 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
34198
34199         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
34200
34201 2011-01-15  Jan Hubicka  <jh@suse.cz>
34202
34203         PR tree-optimization/47276
34204         * ipa.c (function_and_variable_visibility): Do not try to mark alias
34205         declarations as needed.
34206
34207 2011-01-15  Martin Jambor  <mjambor@suse.cz>
34208
34209         * common.opt (fdevirtualize): New flag.
34210         * doc/invoke.texi (Option Summary): Document it.
34211         * opts.c (default_options_table): Add devirtualize flag.
34212         * ipa-prop.c (detect_type_change): Return immediately if
34213         devirtualize flag is not set.
34214         (detect_type_change_ssa): Likewise.
34215         (compute_known_type_jump_func): Likewise.
34216         (ipa_analyze_virtual_call_uses): Likewise.
34217
34218 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34219
34220         PR tree-optimization/45934
34221         PR tree-optimization/46302
34222         * ipa-prop.c (type_change_info): New type.
34223         (stmt_may_be_vtbl_ptr_store): New function.
34224         (check_stmt_for_type_change): Likewise.
34225         (detect_type_change): Likewise.
34226         (detect_type_change_ssa): Likewise.
34227         (compute_complex_assign_jump_func): Check for dynamic type change.
34228         (compute_complex_ancestor_jump_func): Likewise.
34229         (compute_known_type_jump_func): Likewise.
34230         (compute_scalar_jump_functions): Likewise.
34231         (ipa_analyze_virtual_call_uses): Likewise.
34232         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
34233
34234 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34235
34236         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
34237         * config/i386/i386.opt (msse5): New Alias.
34238
34239 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34240
34241         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
34242         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34243         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34244         * config/sparc/sparc.h (CC1_SPEC): Likewise.
34245
34246 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34247
34248         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
34249         -mcpu options.
34250         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34251         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34252         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
34253         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
34254         Likewise.
34255         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
34256
34257 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34258
34259         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
34260
34261 2011-01-14  Mike Stump  <mikestump@comcast.net>
34262
34263         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
34264         * config/fr30/fr30.md: Likweise
34265         (movsi_push): Likewise.
34266         (movsi_pop): Likewise.
34267         (enter_func): Likewise.
34268         * config/moxie/moxie.md (movsi_push): Likewise.
34269         (movsi_pop): Likewise.
34270
34271 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34272
34273         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
34274         %{no_archive} %{exact_version}.
34275         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
34276         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
34277         %{no_archive} %{exact_version}.
34278         * config/mips/openbsd.h (LINK_SPEC): Likewise.
34279         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
34280         * config/mips/vxworks.h: Likewise.
34281
34282 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34283
34284         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
34285
34286 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34287
34288         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
34289         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
34290
34291 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34292
34293         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
34294         -nodefaultlib.
34295
34296 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34297
34298         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
34299         for mcpu not cpu.
34300         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
34301         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
34302         not cpu.
34303         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
34304         Don't handle -shlib.
34305
34306 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34307
34308         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
34309         (CC1_SPEC): Don't handle -profile.
34310
34311 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34312
34313         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
34314         * config/mips/mips.h (CC1_SPEC): Likewise.
34315
34316 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34317
34318         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
34319         * config/mips/mips.h (CC1_SPEC): Likewise.
34320
34321 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34322
34323         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
34324         * config/m32r/linux.h (LINK_SPEC): Likewise.
34325         * config/mips/linux.h (LINK_SPEC): Likewise.
34326         * config/mips/linux64.h (LINK_SPEC): Likewise.
34327         * config/sparc/linux.h (LINK_SPEC): Likewise.
34328         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
34329         LINK_SPEC): Likewise.
34330         * config/xtensa/linux.h (LINK_SPEC): Likewise.
34331
34332 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34333
34334         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
34335         %{version:-v}.
34336         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
34337
34338 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34339
34340         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
34341         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
34342
34343 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34344
34345         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
34346
34347 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34348
34349         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
34350         supports -Bstatic/-Bdynamic.
34351         * configure: Regenerate.
34352
34353 2011-01-14  Jan Hubicka  <jh@suse.cz>
34354             Jack Howarth  <howarth@bromo.med.uc.edu>
34355
34356         PR target/46037
34357         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
34358         when checking debug_info_level. Test write_symbols instead of
34359         debug_hooks->var_location when setting flag_var_tracking_uninit.
34360
34361 2011-01-14  Richard Guenther  <rguenther@suse.de>
34362
34363         PR tree-optimization/47179
34364         * target.def (ref_may_alias_errno): New target hook.
34365         * targhooks.h (default_ref_may_alias_errno): Declare.
34366         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
34367         (default_ref_may_alias_errno): New function.
34368         * target.h (struct ao_ref_s): Declare.
34369         * tree-ssa-alias.c: Include target.h.
34370         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
34371         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
34372         (targhooks.o): Likewise.
34373         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
34374         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
34375
34376 2011-01-14  Richard Guenther  <rguenther@suse.de>
34377
34378         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
34379
34380 2011-01-14  Richard Guenther  <rguenther@suse.de>
34381
34382         PR tree-optimization/47280
34383         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
34384         return CFG changes.
34385         (tree_ssa_forward_propagate_single_use_vars): Deal with
34386         CFG changes from associate_plusminus.
34387
34388 2011-01-14  Richard Guenther  <rguenther@suse.de>
34389
34390         PR middle-end/47281
34391         Revert
34392         2011-01-11  Richard Guenther  <rguenther@suse.de>
34393
34394         PR tree-optimization/46076
34395         * tree-ssa.c (useless_type_conversion_p): Conversions from
34396         unprototyped to empty argument list function types are useless.
34397
34398 2011-01-14  Richard Guenther  <rguenther@suse.de>
34399
34400         PR tree-optimization/47286
34401         * tree-ssa-structalias.c (new_var_info): Register variables are global.
34402
34403 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34404
34405         PR middle-end/46823
34406         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
34407
34408 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
34409
34410         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
34411         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
34412         * config/xtensa/xtensa.c (xtensa_libcall_value,
34413         xtensa_function_value_regno_p): New functions.
34414         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
34415
34416 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
34417
34418         PR c++/47213
34419         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
34420         PE specific hook.
34421         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
34422         New function prototype.
34423         * config/i386/winnt.c (i386_pe_assemble_visibility):
34424         Warn only if attribute was specified by user.
34425
34426 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
34427
34428         PR target/47251
34429         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
34430         floating point.
34431         (floatunsdidf2_fcfidu): Ditto.
34432
34433 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34434
34435         * config/s390/s390.c (print_operand_address): Replace 'error' with
34436         'output_operand_lossage'.
34437         (print_operand): Likewise.
34438
34439 2011-01-13  Jeff Law  <law@redhat.com>
34440
34441         PR rtl-optimization/39077
34442         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
34443         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
34444         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
34445         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
34446         * gcse.c (prune_insertions_deletions): New function.
34447         (compute_pre_data): Use it.
34448
34449 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
34450
34451         PR debug/PR46973
34452         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
34453         static function.
34454         (prune_unused_types_mark): Use it.
34455
34456 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
34457
34458         PR rtl-optimization/45352
34459         * sel-sched.c: Update copyright years.
34460         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
34461         in the advancing loop when we have issued issue_rate insns.
34462
34463 2011-01-12  Richard Henderson  <rth@redhat.com>
34464
34465         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
34466         (TARGET_MD_ASM_CLOBBERS): New.
34467
34468         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
34469         (TARGET_DELEGITIMIZE_ADDRESS): New.
34470
34471         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
34472         (clzsi2, *bsch): New patterns.
34473
34474         * config/mn10300/mn10300.md (INT): New mode iterator.
34475         (*mov<INT>_clr): New pattern, and peep2 to generate it.
34476
34477         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
34478         flag_split_wide_types.
34479
34480         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
34481         (mn10300_trampoline_init): Rewrite without a template, an immediate
34482         load and a direct branch.
34483         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
34484
34485 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
34486
34487         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
34488         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
34489         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
34490         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
34491
34492 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
34493
34494         PR debug/47209
34495         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
34496         of type.
34497
34498 2011-01-12  Jan Hubicka  <jh@suse.cz>
34499
34500         PR driver/47244
34501         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
34502         (PLUGIN_COND_CLOSE): New macro.
34503         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
34504
34505 2011-01-12  Richard Guenther  <rguenther@suse.de>
34506
34507         PR lto/47259
34508         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
34509         register variables in a MEM_REF.
34510
34511 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
34512
34513         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
34514         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
34515         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
34516         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
34517         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
34518         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
34519         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
34520         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
34521         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
34522         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
34523         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
34524         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
34525         * config/gnu-user.h: New.  Copied from linux.h.
34526         (LINUX_TARGET_STARTFILE_SPEC): Rename to
34527         GNU_USER_TARGET_STARTFILE_SPEC.
34528         (LINUX_TARGET_ENDFILE_SPEC): Rename to
34529         GNU_USER_TARGET_ENDFILE_SPEC.
34530         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
34531         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
34532         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
34533         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
34534         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
34535         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
34536         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
34537         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
34538         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
34539         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
34540         * config/arm/linux-eabi.h (CC1_SPEC): Use
34541         GNU_USER_TARGET_CC1_SPEC.
34542         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
34543         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
34544         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
34545         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
34546         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
34547         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
34548         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
34549         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
34550
34551 2011-01-12  Richard Guenther  <rguenther@suse.de>
34552
34553         PR other/46946
34554         * doc/invoke.texi (ffast-math): Document it is turned on
34555         with -Ofast.
34556
34557 2011-01-12  Jan Hubicka  <jh@suse.cz>
34558
34559         PR tree-optimization/47233
34560         * opts.c (common_handle_option): Disable ipa-reference with profile
34561         feedback.
34562
34563 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34564
34565         * c-parser.c (c_parser_objc_at_property_declaration): Improved
34566         error message.
34567
34568 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34569
34570         * c-parser.c (c_lex_one_token): Updated and reindented some
34571         comments.  No changes in code.
34572
34573 2011-01-11  Ian Lance Taylor  <iant@google.com>
34574
34575         * godump.c (go_output_var): Don't output the variable if there is
34576         already a type with the same name.
34577
34578 2011-01-11  Ian Lance Taylor  <iant@google.com>
34579
34580         * godump.c (go_format_type): Don't generate float80.
34581
34582 2011-01-11  Richard Henderson  <rth@redhat.com>
34583
34584         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
34585         declaration.  Rewrite for both speed and size.
34586         (mn10300_address_cost_1): Remove.
34587         (mn10300_register_move_cost): New.
34588         (mn10300_memory_move_cost): New.
34589         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
34590         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
34591         extensions, shifts, BSWAP, CLZ.
34592         (mn10300_wide_const_load_uses_clr): Remove.
34593         (TARGET_REGISTER_MOVE_COST): New.
34594         (TARGET_MEMORY_MOVE_COST): New.
34595         * config/mn10300/mn10300-protos.h: Update.
34596         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
34597
34598         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
34599         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
34600         * config/mn10300/mn10300-protos.h: Update.
34601         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
34602         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
34603         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
34604         (*test_int_bitfield, *test_byte_bitfield): Remove.
34605         (*bit_test, *subreg_bit_test): Remove.
34606         * config/mn10300/predicates.md (const_8bit_operand): Remove.
34607
34608         * config/mn10300/constraints.md ("c"): Rename from "A".
34609         ("A", "D"): New constraint letters.
34610         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
34611         (fmssf4, fnmasf4, fnmssf4): Likewise.
34612
34613         * config/mn10300/mn10300.md (isa): New attribute.
34614         (enabled): New attribute.
34615
34616         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
34617         (abssf2, negsf2): Define only for hardware fp.
34618         (sqrtsf2): Reformat.
34619         (addsf3, subsf3, mulsf3): Merge expander and insn.
34620
34621         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
34622         (DEBUGGER_AUTO_OFFSET): Remove.
34623         (DEBUGGER_ARG_OFFSET): Remove.
34624
34625         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
34626         Emit register stores with the same offsets as the hardware.
34627         (mn10300_store_multiple_operation): Don't check that the register
34628         save offsets are monotonic.
34629         * config/mn10300/mn10300-protos.h: Update.
34630
34631         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
34632
34633         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
34634         in terms of the value on the stack, not the MDR register.
34635
34636 2011-01-11  Jan Hubicka  <jh@suse.cz>
34637
34638         PR lto/45721
34639         PR lto/45375
34640         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
34641         (symbol_alias_set_destroy, symbol_alias_set_contains,
34642         propagate_aliases_backward): Declare.
34643         * lto-streamer-out.c (struct sets): New sturcture.
34644         (trivally_defined_alias): New function.
34645         (output_alias_pair_p): Rewrite.
34646         (output_unreferenced_globals): Fix output of alias pairs.
34647         (produce_symtab): Likewise.
34648         * ipa.c (function_and_variable_visibility): Set weak alias destination
34649         as needed in lto.
34650         * varasm.c (symbol_alias_set_t): Remove.
34651         (symbol_alias_set_destroy): Export.
34652         (propagate_aliases_forward, propagate_aliases_backward): New functions
34653         based on ...
34654         (compute_visible_aliases): ... this one; remove.
34655         (trivially_visible_alias): New
34656         (trivially_defined_alias): New.
34657         (remove_unreachable_alias_pairs): Rewrite.
34658         (finish_aliases_1): Reorganize code checking if alias is defined.
34659         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
34660         in LTO mode.
34661
34662 2011-01-11  Richard Guenther  <rguenther@suse.de>
34663
34664         PR tree-optimization/46076
34665         * tree-ssa.c (useless_type_conversion_p): Conversions from
34666         unprototyped to empty argument list function types are useless.
34667
34668 2011-01-11  Richard Guenther  <rguenther@suse.de>
34669
34670         PR middle-end/45235
34671         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
34672         volatile MEMs as MEM_READONLY_P.
34673
34674 2011-01-11  Richard Guenther  <rguenther@suse.de>
34675
34676         PR tree-optimization/47239
34677         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
34678
34679 2011-01-11  Jeff Law  <law@redhat.com>
34680
34681         PR tree-optimization/47086
34682         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
34683         IVs from statements that might throw.
34684
34685 2011-01-10  Jan Hubicka  <jh@suse.cz>
34686
34687         PR lto/45375
34688         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
34689
34690 2011-01-10  Jan Hubicka  <jh@suse.cz>
34691
34692         PR lto/45375
34693         * profile.c (read_profile_edge_counts): Ignore profile inconistency
34694         when correcting profile.
34695
34696 2011-01-10  Jan Hubicka  <jh@suse.cz>
34697
34698         PR lto/46083
34699         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
34700         DECL_FINI_PRIORITY.
34701         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
34702         Restore DECL_FINI_PRIORITY.
34703
34704 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34705
34706         * doc/gimple.texi: Fix quoting of multi-word return values in
34707         @deftypefn statements.  Ensure presence of return value.  Wrap
34708         overlong @deftypefn lines.
34709         (is_gimple_operand, is_gimple_min_invariant_address): Remove
34710         descriptions of removed functions.
34711         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
34712         of multi-word return value in @deftypefn statement.
34713
34714 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34715
34716         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
34717         (Conditional Expressions, Logical Operators)
34718         (Statement and operand traversals): Do not indent smallexample
34719         code.  Fix duplicate function argument in example.
34720
34721 2011-01-10  Jeff Law  <law@redhat.com>
34722
34723         PR tree-optimization/47141
34724         * ipa-split.c (split_function): Handle case where we are
34725         returning a value and the return block has a virtual operand phi.
34726
34727 2011-01-10  Jan Hubicka  <jh@suse.cz>
34728
34729         PR tree-optimization/47234
34730         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
34731         (pass_feedback_split_functions): Declare.
34732         * passes.c (init_optimization_passes): Add ipa-split as subpass of
34733         tree-profile.
34734         * ipa-split.c (gate_split_functions): Update comments; disable
34735         split-functions for profile_arc_flag and branch_probabilities.
34736         (gate_feedback_split_functions): New function.
34737         (execute_feedback_split_functions): New function.
34738         (pass_feedback_split_functions): New global var.
34739
34740 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
34741
34742         PR lto/46760
34743         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
34744         calling gimple_call_set_cannot_inline.
34745
34746 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
34747
34748         * config/darwin-sections.def: Remove unused section.
34749
34750 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
34751
34752         PR c++/47218
34753         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
34754
34755 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
34756
34757         PR objc/47232
34758         * c-parser.c (c_parser_declaration_or_fndef): Improved
34759         error message.
34760
34761 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
34762
34763         * config/i386/winnt.c (i386_pe_start_function): Make sure
34764         to switch back to function's section.
34765
34766 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
34767
34768         PR gcc/46902
34769         PR testsuite/46912
34770         * plugin.c: Move include of dlfcn.h from here...
34771         * system.h: ... to here.
34772
34773 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34774
34775         * doc/cpp.texi (C++ Named Operators): Fix markup for header
34776         file name.
34777         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
34778         two extra empty pages in PDF output.
34779
34780 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
34781
34782         PR objc/47078
34783         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
34784         for error recovery purposes behave as if it was not specified so
34785         that the default type is usd.
34786
34787 2011-01-07  Jan Hubicka  <jh@suse.cz>
34788
34789         PR tree-optmization/46469
34790         * ipa.c (function_and_variable_visibility): Clear needed flags on
34791         nodes with external decls; handle weakrefs merging correctly.
34792
34793 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
34794
34795         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
34796         not false.
34797
34798 2011-01-07  Jan Hubicka  <jh@suse.cz>
34799
34800         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
34801         and no longer claim that gold is required for linker plugin.
34802         * configure: Regenerate.
34803         * gcc.c (PLUGIN_COND): New macro.
34804         (LINK_COMMAND_SPEC): Use it.
34805         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
34806         * config.in (HAVE_LTO_PLUGIN): New.
34807         * configure.ac (--with-lto-plugin): New parameter; autodetect
34808         HAVE_LTO_PLUGIN.
34809
34810 2011-01-07  Jan Hubicka  <jh@suse.cz>
34811
34812         PR tree-optimization/46367
34813         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
34814         when we can update original.
34815         (cgraph_mark_inline_edge): Sanity check.
34816         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
34817
34818 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34819
34820         * config/spu/spu.h (ASM_COMMENT_START): Define.
34821
34822 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
34823
34824         PR driver/42445
34825         * gcc.c (%>S): New.
34826         (SWITCH_KEEP_FOR_GCC): Likewise.
34827         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
34828         (do_spec_1): Handle "%>".
34829
34830         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
34831
34832 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
34833
34834         PR target/47201
34835         * config/i386/i386.c (ix86_delegitimize_address): If
34836         simplify_gen_subreg fails, return orig_x.
34837
34838         PR bootstrap/47187
34839         * value-prof.c (gimple_stringop_fixed_value): Handle
34840         lhs of the call properly.
34841
34842 2011-01-07  Jan Hubicka  <jh@suse.cz>
34843
34844         PR lto/45375
34845         * lto-opt.c (lto_reissue_options): Set flag_shlib.
34846
34847 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
34848
34849         * target.def (function_switched_text_sections): New hook.
34850         * doc/tm.texi: Regenerated.
34851         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
34852         * final.c (default_function_switched_text_sections): New.
34853         (final_scan_insn): Call function_switched_text_sections when a
34854         mid-function section change occurs.
34855         * output.h (default_function_switched_text_sections): Declare.
34856         * config/darwin-protos.h (darwin_function_switched_text_sections):
34857         Likewise.
34858         * config/darwin.c (darwin_function_switched_text_sections): New.
34859         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
34860
34861 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
34862
34863         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
34864         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
34865         the secondary code fragment when outputting for DWARF == 2.
34866
34867 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
34868
34869         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
34870         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
34871         Remove.
34872         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
34873         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
34874
34875 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
34876
34877         PR debug/46704
34878         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
34879         when it is not empty.
34880
34881 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
34882
34883         Bobcat Enablement
34884         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
34885         (case ${target}): Add btver1.
34886         * config/i386/driver-i386.c (host_detect_local_cpu): Let
34887         -march=native recognize btver1 processors.
34888         * config/i386/i386-c.c (ix86_target_macros_internal): Add
34889         btver1 def_and_undef
34890         * config/i386/i386.c (struct processor_costs btver1_cost): New
34891         btver1 cost table.
34892         (m_BTVER1): New definition.
34893         (m_AMD_MULTIPLE): Includes m_BTVER1.
34894         (initial_ix86_tune_features): Add btver1 tune.
34895         (processor_target_table): Add btver1 entry.
34896         (static const char *const cpu_names): Add btver1 entry.
34897         (software_prefetching_beneficial_p): Add btver1.
34898         (ix86_option_override_internal): Add btver1 instruction sets.
34899         (ix86_issue_rate): Add btver1.
34900         (ix86_adjust_cost): Add btver1.
34901         * config/i386/i386.h (TARGET_BTVER1): New definition.
34902         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
34903         (enum processor_type): Add PROCESSOR_BTVER1.
34904         * config/i386/i386.md (define_attr "cpu"): Add btver1.
34905
34906 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34907
34908         PR target/43309
34909         * config/i386/i386.c (legitimize_tls_address)
34910         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
34911         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
34912         (tls_initial_exec_64_sun): New pattern.
34913
34914 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
34915
34916         * doc/invoke.texi (Overall Options): Improve wording and markup
34917         of the description of -wrapper.
34918
34919 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
34920
34921         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
34922         rdynamic, threads): New Driver options.
34923
34924 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34925
34926         PR target/38118
34927         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
34928         if coming from .tdata.
34929         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
34930
34931 2011-01-06  Jan Hubicka  <jh@suse.cz>
34932
34933         PR lto/47188
34934         * collect2.c (main): Do not enable LTOmode when plugin is active.
34935
34936 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34937
34938         PR other/45915
34939         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
34940         --version output if supported.
34941         * configure: Regenerate.
34942
34943 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
34944
34945         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
34946         Driver options.
34947
34948 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
34949
34950         PR c/47150
34951         * c-convert.c (convert): When converting a complex expression
34952         other than COMPLEX_EXPR to a different complex type, ensure
34953         c_save_expr is called instead of save_expr, unless in_late_binary_op.
34954         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
34955         when converting COMPLEX_TYPE.
34956
34957 2011-01-06  Ira Rosen  <irar@il.ibm.com>
34958
34959         PR tree-optimization/47139
34960         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
34961         only the last reduction value is used outside the loop.  Update
34962         documentation.
34963
34964 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
34965
34966         * config/rtems.opt: New.
34967         * config.gcc (*-*-rtems*): Use rtems.opt.
34968
34969 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
34970
34971         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
34972         processors do not support 3DNow instructions.
34973
34974 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34975
34976         * config/spu/spu.c (spu_option_override): Set parameter
34977         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
34978
34979 2011-01-05  Jan Hubicka  <jh@suse.cz>
34980
34981         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
34982         at the command line.
34983
34984 2011-01-05  Martin Jambor  <mjambor@suse.cz>
34985
34986         PR lto/47162
34987         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
34988         deltas on streamed outgoing edges.
34989         (output_node_opt_summary): Output info for outgoing edges only when
34990         the node is in new parameter set.
34991         (output_cgraph_opt_summary): New parameter set, passed to the two
34992         aforementioned functions.  Update its forward declaration and its
34993         callee too.
34994
34995 2011-01-05  Tom Tromey  <tromey@redhat.com>
34996
34997         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
34998         operator to c_finish_omp_atomic.
34999         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
35000         (build_unary_op): Update.
35001         (build_modify_expr): Update.
35002         (build_asm_expr): Update.
35003
35004 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35005
35006         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
35007         newly inserted insns.
35008         (pad_bb): Likewise.
35009         (spu_emit_branch_hint): Likewise.
35010         (insert_hbrp_for_ilb_runout): Likewise.
35011         (spu_machine_dependent_reorg): Call df_finish_pass after
35012         schedule_insns returns.
35013
35014 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35015
35016         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
35017
35018 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
35019
35020         PR tree-optimization/47005
35021         * tree-sra.c (struct access): Add 'non_addressable' bit.
35022         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
35023         (decide_one_param_reduction): Return 0 if the parameter is passed by
35024         reference and one of the accesses in the group is non_addressable.
35025
35026 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35027
35028         PR tree-optimization/47056
35029         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
35030         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
35031         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
35032
35033 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35034
35035         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
35036         initializer.  Skip view conversions from aggregate types.
35037
35038 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
35039
35040         PR bootstrap/47055
35041         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
35042
35043 2011-01-04  Philipp Thomas  <pth@suse.de>
35044
35045         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
35046         obvious typo.
35047
35048 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35049
35050         * function.c (thread_prologue_and_epilogue_insns): Do not crash
35051         on empty epilogue sequences.
35052
35053 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
35054
35055         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
35056         non-static): New Driver options.
35057
35058 2011-01-04  Jie Zhang  <jie@codesourcery.com>
35059
35060         PR driver/47137
35061         * gcc.c (default_compilers[]): Set combinable field to 0
35062         for all assembly languages.
35063
35064 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
35065
35066         * config/mips/loongson3a.md: New file.
35067         * config/mips/mips.md: Include loongson3a.md.
35068         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
35069         TUNE_LOONGSON_3A.
35070
35071 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
35072
35073         PR middle-end/47017
35074         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
35075         instead of convert_memory_address_addr_space on the base expression.
35076
35077 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35078
35079         * config/spu/spu.c (spu_option_override): Update error text
35080         for bad -march= / -mtune= values.
35081
35082 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35083
35084         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
35085         if branch-hint optimization will be performed.
35086
35087 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35088
35089         PR tree-optimization/47148
35090         * ipa-split.c (split_function): Convert arguments to
35091         DECL_ARG_TYPE if possible.
35092
35093         PR tree-optimization/47155
35094         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
35095         when computing uns.
35096
35097         PR rtl-optimization/47157
35098         * combine.c (try_combine): If undobuf.other_insn becomes
35099         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
35100         and set *new_direct_jump_p too.
35101
35102 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
35103
35104         PR tree-optimization/47021
35105         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
35106
35107 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35108
35109         * gcc.c (process_command): Update copyright notice dates.
35110         * gcov.c (print_version): Likewise.
35111         * gcov-dump.c (print_version): Likewise.
35112         * mips-tfile.c (main): Likewise.
35113         * mips-tdump.c (main): Likewise.
35114
35115 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35116
35117         PR tree-optimization/46801
35118         * tree-sra.c (type_internals_preclude_sra_p): Check whether
35119         aggregate fields start at byte boundary instead of the bit-field flag.
35120
35121 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
35122
35123         PR driver/47137
35124         * gcc.c (main): Revert revision 168407.
35125
35126 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35127
35128         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
35129
35130 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35131
35132         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
35133         vector optab to expand vector/scalar shift, update gimple to vector.
35134
35135 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35136
35137         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
35138         a thunk.
35139
35140 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35141
35142         PR tree-optimization/46984
35143         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
35144         HOST_WIDE_INT.
35145         (cgraph_create_indirect_edge): Fixed line length.
35146         (cgraph_indirect_call_info): Declare.
35147         (cgraph_make_edge_direct) Update declaration.
35148         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
35149         (cgraph_create_indirect_edge): Use it.
35150         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
35151         callees.
35152         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
35153         the new thunk_delta representation.
35154         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
35155         HOST_WIDE_INT.
35156         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
35157         (ipa_read_indirect_edge_info): Likewise.
35158         * lto-cgraph.c (output_edge_opt_summary): New function.
35159         (output_node_opt_summary): Call it on all outgoing edges.
35160         (input_edge_opt_summary): New function.
35161         (input_node_opt_summary): Call it on all outgoing edges.
35162
35163 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
35164
35165         PR driver/47137
35166         * gcc.c (main): Don't check have_o when settting combine_inputs.
35167
35168 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
35169
35170         * regrename.c: Add general comment describing the pass.
35171         (struct du_head): Remove 'length' field.
35172         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
35173         (regrename_optimize): Do not sort chains.  Rework comments, add others.
35174         Force renaming to the preferred class (if any) in the first pass and do
35175         not consider registers that belong to it in the second pass.
35176         (create_new_chain): Do not set 'length' field.
35177         (scan_rtx_reg): Likewise.
35178
35179 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
35180
35181         PR tree-optimization/47140
35182         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
35183         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
35184         to bit_value_binop.
35185
35186         PR rtl-optimization/47028
35187         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
35188         parm_birth_insn instead of at the beginning of first bb.
35189
35190 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
35191
35192         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
35193         Remove the word "see" before "@pxref".
35194         * doc/rtl.texi: Remove the word "see" before "@pxref".
35195
35196 2011-01-01  Jan Hubicka  <jh@suse.cz>
35197
35198         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
35199         memory.
35200
35201 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
35202
35203         PR target/38662
35204         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
35205
35206 \f
35207 Copyright (C) 2011 Free Software Foundation, Inc.
35208
35209 Copying and distribution of this file, with or without modification,
35210 are permitted in any medium without royalty provided the copyright
35211 notice and this notice are preserved.