gcc/ChangeLog

   1 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR middle-end/49489
   4         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
   5         unsignedp argument instead of 1 for clrsb_optab.
   6         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
   7         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
   8         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
   9         * optabs.c (widen_leading): Call widen_operand and expand_unop
  10         with 0 as unsignedp argument instead of 1 for clrsb_optab.
  11         (expand_unop): Subtract difference of mode sizes also for
  12         clrsb_optab.
  13
  14 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
  15
  16         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
  17
  18 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
  19
  20         * gensupport.c (add_define_attr): New static function.
  21         (is_predicable): Allow multi-alternative lists for the "predicable"
  22         attribute.
  23         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
  24         (process_one_cond_exec): Call alter_attrs_for_insn.
  25         * doc/md.texi (Defining Attributes): Mention some standard names.
  26         (Conditional Execution): Update documentation for "predicable".
  27
  28         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
  29         __builtin_clrsbll): Document.
  30         * doc/rtl.texi (clrsb): New entry.
  31         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
  32         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
  33         (expand_unop): Handle clrsb_optab.
  34         (init_optabs): Initialize it.
  35         * optabs.h (enum optab_index): New entry OTI_clrsb.
  36         (clrsb_optab): Define.
  37         * genopinit.c (optabs): Add an entry for it.
  38         * builtins.c (expand_builtin): Handle clrsb builtin functions.
  39         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
  40         BUILT_IN_CLRSBLL): New.
  41         * rtl.def (CLRSB): New code.
  42         * dwarf2out.c (mem_loc_descriptor): Handle it.
  43         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
  44         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
  45         and popcount.
  46         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
  47         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
  48         (__ctzDI2): Move declaration.
  49         * config/bfin/bfin.md (clrsbsi2): New expander.
  50         (signbitssi2): Use the CLRSB rtx.
  51         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
  52         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
  53
  54 2011-06-21  Richard Guenther  <rguenther@suse.de>
  55
  56         * ipa-inline-transform.c (inline_transform): Fix previous
  57         change.
  58
  59 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
  60
  61         PR tree-optimization/49478
  62         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
  63         with constant operand.
  64
  65 2011-06-21  Richard Guenther  <rguenther@suse.de>
  66
  67         * ipa-inline-transform.c (inline_transform): Fix typo.
  68
  69 2011-06-21  Richard Guenther  <rguenther@suse.de>
  70
  71         PR tree-optimization/49483
  72         * tree-vect-stmts.c (vectorizable_assignment): Also handle
  73         VIEW_CONVERT_EXPR conversions.
  74
  75 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
  76
  77         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
  78         * config/avr/avr-tables.opt: New file (generated).
  79         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
  80         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
  81         avr-mcus.def.
  82         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
  83         (avr_option_override): Don't process -mmcu= argument here.  Set
  84         avr_current_device using avr_mcu_index.
  85         (avr_file_start): Use avr_current_device->name instead of
  86         avr_mcu_name.
  87         * config/avr/avr.opt (mmcu=): Use Enum.
  88         * config/avr/t-avr (avr-devices.o): Update dependencies.
  89         ($(srcdir)/config/avr/avr-tables.opt): New.
  90         * target.def (help): Remove.
  91         * doc/tm.texi.in (TARGET_HELP): Remove.
  92         * doc/tm.texi: Regenerate.
  93         * opts.c: Don't include target.h.
  94         (common_handle_option): Don't call targetm.help.
  95         * system.h (TARGET_HELP): Poison.
  96         * Makefile.in (opts.o): Update dependencies.
  97
  98 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  99
 100         * config/usegld.h: New file.
 101         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
 102         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
 103         (LIB_SPEC): Likewise.
 104         Search /lib.
 105         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
 106         (RDYNAMIC_SPEC): Handle GNU ld.
 107         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC): Define.
 108         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
 109         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
 110         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
 111         (STACK_CHECK_STATIC_BUILTIN): Define.
 112         * config/sol2.opt (compat-bsd): Remove.
 113         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
 114         * config/sol2-bi.h: New file.
 115         * config/sol2-gld.h: Remove.
 116         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
 117         (NO_DBX_BNSYM_ENSYM): Remove.
 118         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
 119         (STACK_CHECK_STATIC_BUILTIN): Remove.
 120         Test USE_GLD instead of TARGET_GNU_LD.
 121         * config/i386/sol2-10.h: Rename to ...
 122         * config/i386/sol2-bi.h .. this.
 123         (SUBTARGET_EXTRA_SPECS): Redefine.
 124         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
 125         (MULTILIB_DEFAULTS): Remove.
 126         (DEFAULT_ARCH32_P): Define.
 127         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
 128         (ARCH64_SUBDIR): Define.
 129         Test USE_GLD instead of TARGET_GNU_LD.
 130         (I386_EMULATION): Rename to ...
 131         (ARCH32_EMULATION): ... this.
 132         (X86_64_EMULATION): Rename to ...
 133         (ARCH64_EMULATION): ... this.
 134         (TARGET_LD_EMULATION): Remove.
 135         (LINK_ARCH_SPEC): Remove.
 136         * config/i386/sol2-gas.h: Remove.
 137         * config/i386/t-sol2-10: Rename to ...
 138         * config/i386/t-sol2-64: ... this.
 139         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
 140         (AS_SPARC64_FLAG): Define.
 141         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
 142         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
 143         depending on TARGET_CPU_DEFAULT.
 144         (CPP_CPU_SPEC): Redefine.
 145         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
 146         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
 147         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
 148         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
 149         ASM_ARCH_DEFAULT_SPEC): Redefine.
 150         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
 151         LINK_ARCH_DEFAULT_SPEC.
 152         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
 153         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
 154         (ARCH64_SUBDIR): Define.
 155         (LINK_ARCH64_SPEC): Redefine.
 156         (CC1_SPEC): Redefine.
 157         (OPTION_DEFAULT_SPECS): Redefine.
 158         (MULTILIB_DEFAULTS): Define.
 159         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
 160         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
 161         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
 162         (NO_DBX_BNSYM_ENSYM): Remove.
 163         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
 164         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
 165         (TARGET_ASM_NAMED_SECTION): Likewise.
 166         (STACK_CHECK_STATIC_BUILTIN): Remove.
 167         * config/sparc/sol2-bi.h: Remove.
 168         * config/sparc/sol2-gas-bi.h: Remove.
 169         * config/sparc/sol2-gas.h: Remove.
 170         * config/sparc/sol2-gld-bi.h: Remove.
 171         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
 172         common parts ...
 173         (*-*-solaris2*): ... here.
 174
 175 2011-06-21  Christian Bruel  <christian.bruel@st.com>
 176
 177         PR other/43564
 178         * ipa-inline.c (can_inline_edge_p): Check !DECL_DISREGARD_INLINE_LIMITS.
 179
 180 2011-06-21  Christian Bruel  <christian.bruel@st.com>
 181
 182         PR middle-end/49139
 183         * cgraphunit.c (process_function_and_variable_attributes): warn when
 184         always_inline functions that are not inline.
 185         * ipa-inline-transform.c (inline_transform): Always call optimize_inline.
 186         * tree-inline.c (tree_inlinable_function_p): Use error instead of sorry.
 187         (expand_call_inline): Likewise.
 188
 189 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
 190
 191         * Makefile.in (dg_target_exps): Set.
 192         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
 193         instead of 7, try to divide it more evenly.
 194
 195 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
 196
 197         PR i386/49089
 198         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
 199         (avx256_split_unaligned_store): New definition.
 200         (ix86_option_override_internal): Enable avx256 unaligned load/store
 201         splitting only when avx256_split_unaligned_load/store is set.
 202
 203 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
 204
 205         * regrename.c (scan_rtx_reg): Handle the case where we write to an
 206         open chain in a smaller mode without failing the entire block.
 207
 208 2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 209
 210         PR middle-end/47725
 211         * combine.c (cant_combine_insn_p): Don't check zero/sign
 212         extended hard registers.
 213
 214 2011-06-21  Alan Modra  <amodra@gmail.com>
 215
 216         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
 217         CONST high part large-toc address.
 218         (rs6000_tls_referenced_p): Make static.
 219         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
 220
 221 2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>
 222
 223         PR middle-end/47725
 224         * combine.c (cant_combine_insn_p): Check zero/sign extended
 225         hard registers.
 226
 227 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 228
 229         PR target/49385
 230         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
 231         one of the operands is a register.
 232
 233 2011-06-20  Kai Tietz  <ktietz@redhat.com>
 234
 235         * fold-const.c (fold_binary_loc): Add missing
 236         folding for truth-not operations in combination
 237         with binary and.
 238
 239 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
 240
 241         * regrename.c (do_replace): Don't update notes.
 242
 243 2011-06-20  Alan Modra  <amodra@gmail.com>
 244
 245         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
 246         of toc-relative address in CONST.
 247         (rs6000_delegitimize_address): Recognize changed address.
 248         (rs6000_legitimize_reload_address): Likewise.
 249         (rs6000_emit_move): Don't force these constants to memory.
 250         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
 251         toc-relative address in CONST.
 252         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
 253         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
 254
 255 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
 256
 257         * longlong.h (count_leading_zeros): Use long long builtin for
 258         x86-64.
 259         (count_trailing_zeros): Likewise.
 260
 261 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
 262
 263         PR other/49325
 264         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
 265         .init_array can be used with .ctors on targets.
 266         * configure: Regenerated.
 267
 268 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
 269
 270         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
 271         if the element type is volatile.
 272
 273 2011-06-18  Jan Hubicka  <jh@suse.cz>
 274
 275         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
 276         extra name aliases.
 277         (lto_symtab_resolve_can_prevail_p): Likewise.
 278         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
 279         * cgraphbuild.c (record_reference): Remove extra body alias code.
 280         (mark_load): Likewise.
 281         (mark_store): Likewise.
 282         * cgraph.h (varpool_node): Remove extra_name filed;
 283         add alias_of and extraname_alias.
 284         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
 285         (varpool_alias_aliased_node): New inline function.
 286         (varpool_variable_node): New function.
 287         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
 288         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
 289         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
 290         (input_varpool_node): Likewise.
 291         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
 292         (varpool_externally_visible_p): Remove extra body alias code.
 293         (function_and_variable_visibility): Likewise.
 294         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
 295         (ipa_pta_execute): Use it.
 296         * varpool.c (varpool_remove_node): Remove extra name alias code.
 297         (varpool_mark_needed_node): Likewise.
 298         (varpool_analyze_pending_decls): Analyze aliases.
 299         (assemble_aliases): New functoin.
 300         (varpool_assemble_decl): Use it.
 301         (varpool_create_variable_alias): New function.
 302         (varpool_extra_name_alias): Rewrite.
 303         (varpool_for_node_and_aliases): New function.
 304
 305 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
 306
 307         PR target/49411
 308         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
 309         last_arg_constant and last argument doesn't match its predicate,
 310         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
 311         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
 312         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
 313         spelling of error message.
 314         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
 315         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
 316         const_0_to_255_operand instead of const_int_operand.
 317
 318         Revert:
 319         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
 320
 321         * config/i386/sse.md (blendbits): Remove mode attribute.
 322         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
 323         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
 324         Check integer value of operand 3 in insn constraint.
 325
 326 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
 327
 328         PR rtl-optimization/48542
 329         * reload.c (find_equiv_reg): Stop looking when finding a
 330         setjmp-type call.
 331         * reload1.c (reload_as_needed): Invalidate all reload
 332         registers when crossing a setjmp-type call.
 333
 334 2011-06-16  Jeff Law  <law@redhat.com>
 335
 336         * tree-ssa-threadupdate.c (struct redirection_data): New field
 337         intermediate_edge.
 338         (THREAD_TARGET2): Define.
 339         (redirection_data_eq): Also check that the intermediate edge is
 340         equal.
 341         (lookup_redirection_data): Drop useless argument.  Extract the
 342         outgoing_edge and intermediate edge from E.  Callers updated.
 343         (copy_phi_args, update_destination_phis): New functions.
 344         (fix_duplicate_block_edges): Likewise.
 345         (create_edge_and_update_destination_phis): Duplicate all the edges
 346         hung off e->aux.  Use copy_phi_args.
 347         (create_duplicates): Use fix_duplicate_block_edges.
 348         (fixup_template_block): Likewise.
 349         (redirect_edges): If necessary, redirect the joiner block's incoming
 350         edge to the duplicate of the joiner block.
 351         (thread_block): Don't muck up loops when threading through a joiner
 352         block.
 353         (thread_through_loop_header): Handle threading through a joiner
 354         block.
 355         (mark_threaded_blocks, register_jump_thread): Likewise.
 356         * tree-flow.h (register_jump_thread): Add new argument.  Callers
 357         updated.
 358         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
 359         (thread_across_edge): Handle threading through a joiner block.
 360
 361 2011-06-16  Martin Jambor  <mjambor@suse.cz>
 362
 363         PR tree-optimization/49343
 364         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
 365         calculate offset, provide 2nd operand for the new COMPONENT_REF.
 366
 367 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
 368
 369         * config/darwin-protos.h (machopic_select_rtx_section): Move to
 370         inside RTX_CODE ifdef.
 371
 372 2011-06-16  Tom de Vries  <tom@codesourcery.com>
 373
 374         PR target/45098
 375         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): Disallow
 376         NULL pointer for pointer arithmetic.
 377
 378 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 379
 380         PR target/49398
 381         Revert.
 382         2011-06-10  Wei Guozhi  <carrot@google.com>
 383
 384         PR target/45335
 385         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
 386         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
 387         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
 388         related peephole2.
 389         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
 390         related peephole2.
 391         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
 392         (arm_legitimate_ldrd_p): New prototype.
 393         (arm_output_ldrd): New prototype.
 394         * config/arm/arm.c (arm_check_ldrd_operands): New function.
 395         (arm_legitimate_ldrd_p): New function.
 396         (arm_output_ldrd): New function.
 397
 398 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
 399
 400         PR middle-end/46500
 401         * doc/tm.texi.in: Update Copyright date.
 402         * doc/tm.texi: Regenerate.
 403         * targhooks.c (default_setup_incoming_varargs): Replace
 404         CUMULATIVE_ARGS* argument type with cumulative_args_t.
 405         (default_pretend_outgoing_varargs_named): Likewise.
 406         (hook_pass_by_reference_must_pass_in_stack): Likewise.
 407         (hook_callee_copies_named): Likewise.
 408         (default_function_arg_advance): Likewise.
 409         (default_function_arg): Likewise.
 410         (default_function_incoming_arg): Likewise.
 411         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
 412         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
 413         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
 414         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
 415         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
 416         * targhooks.h (default_setup_incoming_varargs): Likewise.
 417         (default_pretend_outgoing_varargs_named): Likewise.
 418         (hook_pass_by_reference_must_pass_in_stack): Likewise.
 419         (hook_callee_copies_named): Likewise.
 420         (default_function_arg_advance): Likewise.
 421         (default_function_arg): Likewise.
 422         (default_function_incoming_arg): Likewise.
 423         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
 424         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
 425         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
 426         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
 427         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
 428         * target.def (pass_by_reference): Likewise.
 429         (setup_incoming_varargs, strict_argument_naming): Likewise.
 430         (pretend_outgoing_varargs_named, callee_copies): Likewise.
 431         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
 432         (function_incoming_arg): Likewise.
 433         * target.h: Don't include "tm.h" .
 434         (cumulative_args_t): New typedef.
 435         [GCC_TM_H] (get_cumulative_args): New static inline function.
 436         [GCC_TM_H] (pack_cumulative_args): Likewise.
 437         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
 438         argument type with cumulative_args_t.
 439         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
 440         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
 441         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
 442         (frv_arg_partial_bytes, frv_function_arg): Likewise.
 443         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
 444         (frv_function_arg_1): Likewise.
 445         * config/s390/s390.c (s390_pass_by_reference): Likewise.
 446         (s390_function_arg_advance, s390_function_arg): Likewise.
 447         * config/m32c/m32c.c (m32c_function_arg): Likewise.
 448         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
 449         (m32c_strict_argument_naming): Likewise.
 450         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
 451         (spu_function_arg_advance): Likewise.
 452         (spu_setup_incoming_varargs): Likewise.  Make static.
 453         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
 454         Remove prototype.
 455         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
 456         CUMULATIVE_ARGS* argument type with cumulative_args_t.
 457         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
 458         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
 459         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
 460         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
 461         (mep_pass_by_reference, mep_function_arg): Likewise.
 462         (mep_function_arg_advance): Likewise.
 463         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
 464         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
 465         (m32r_function_arg, m32r_function_arg_advance): Likewise.
 466         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
 467         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
 468         (ix86_function_arg, ix86_pass_by_reference): Likewise.
 469         (ix86_setup_incoming_varargs): Likewise.
 470         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
 471         (sh_strict_argument_naming): Likewise.
 472         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
 473         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
 474         (sh_function_arg_advance, sh_function_arg): Likewise.
 475         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
 476         (pdp11_function_arg_advance): Likewise.
 477         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
 478         Likewise.
 479         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
 480         * config/avr/avr.c (avr_function_arg): Likewise.
 481         (avr_function_arg_advance): Likewise.
 482         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
 483         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
 484         (xtensa_function_arg_1): Likewise.
 485         * config/stormy16/stormy16.c (xstormy16_function_arg_advance): Likewise.
 486         (xstormy16_function_arg): Likewise.
 487         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
 488         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
 489         (fr30_function_arg_advance): Likewise.
 490         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
 491         (lm32_function_arg, lm32_function_arg_advance): Likewise.
 492         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
 493         (moxie_function_arg, moxie_function_arg_advance): Likewise.
 494         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
 495         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
 496         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
 497         (cris_function_arg, cris_function_incoming_arg): Likewise.
 498         (cris_function_arg_advance, cris_function_arg_1): Likewise.
 499         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
 500         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
 501         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
 502         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
 503         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
 504         (mn10300_arg_partial_bytes): Likewise.
 505         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
 506         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
 507         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
 508         (ia64_function_arg_1): Likewise.
 509         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
 510         (m68k_function_arg): Likewise.
 511         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
 512         (rs6000_function_arg, setup_incoming_varargs): Likewise.
 513         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
 514         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
 515         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
 516         (picochip_arg_advance): Likewise.
 517         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
 518         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
 519         (mcore_function_arg_advance): Likewise.
 520         * config/score/score.c (score_pass_by_reference): Likewise.
 521         (score_function_arg_advance): Likewise.
 522         (score_arg_partial_bytes): Likewise.  Make static.
 523         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
 524         * config/arm/arm.c (arm_arg_partial_bytes): Replace
 525         CUMULATIVE_ARGS* argument type with cumulative_args_t.
 526         (arm_function_arg, arm_function_arg_advance): Likewise.
 527         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
 528         * config/pa/pa.c (pa_pass_by_reference): Likewise.
 529         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
 530         (pa_function_arg): Likewise.
 531         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
 532         (mips_function_arg, mips_function_arg_advance): Likewise.
 533         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
 534         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
 535         * config/vax/vax.c (vax_function_arg): Likewise.
 536         (vax_function_arg_advance): Likewise.
 537         * config/h8300/h8300.c (h8300_function_arg): Likewise.
 538         (h8300_function_arg_advance): Likewise.
 539         * config/v850/v850.c (v850_pass_by_reference): Likewise.
 540         (v850_strict_argument_naming, v850_function_arg): Likewise.
 541         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
 542         (v850_setup_incoming_varargs): Likewise.
 543         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
 544         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
 545         (mmix_function_arg, mmix_pass_by_reference): Likewise.
 546         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
 547         with const void *.
 548         * config/bfin/bfin.c (setup_incoming_varargs): Replace
 549         CUMULATIVE_ARGS* argument type with cumulative_args_t.
 550         (bfin_function_arg_advance, bfin_function_arg): Likewise.
 551         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
 552         * calls.c (emit_call_1): Change type of args_so_far to
 553         cumulative_args_t.  Changed all callers.
 554         (initialize_argument_information): Likewise.
 555         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
 556         * dse.c (get_call_args): Likewise.
 557         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
 558         * function.c (pass_by_reference, reference_callee_copied): Likewise.
 559         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
 560         New member args_so_far_v.  Changed all users.
 561         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
 562         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
 563         * config/mips/mips.c (mips_output_args_xfer): Likewise.
 564         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
 565         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
 566         * config/microblaze/microblaze.c (microblaze_expand_prologue): Likewise.
 567         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
 568         m32r_pass_by_reference.
 569
 570 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
 571
 572         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
 573         argument to be a VEC of statements.
 574         * tree-vect-loop.c (vect_determine_vectorization_factor):
 575         Remove the assert that pattern statements have to have their
 576         vector type set.
 577         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
 578         Change the first argument to be a VEC of statements.  Update
 579         documentation.
 580         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
 581         (vect_handle_widen_mult_by_const): New function.
 582         (vect_recog_widen_mult_pattern):  Change the first argument to
 583         be a VEC of statements.  Update documentation.  Check that the
 584         constant is INTEGER_CST.  Support multiplication by a constant
 585         that fits an intermediate type - call
 586         vect_handle_widen_mult_by_const.
 587         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
 588         call.  Handle additional pattern statements if necessary.
 589
 590 2011-06-16  Nick Clifton  <nickc@redhat.com>
 591
 592         PR target/49427
 593         * config.gcc: Set cpu_type to v850 for any V850 architecture.
 594         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
 595         md_file, extra_modes, out_file and extra_options are these are all
 596         deduced from cpu_type.
 597
 598 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
 599
 600         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
 601         truncation mask to 63.
 602
 603 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
 604
 605         PR target/49313
 606         PR target/29524
 607         * longlong.h: Add AVR support:
 608         (count_leading_zeros): New macro.
 609         (count_trailing_zeros): New macro.
 610         (COUNT_LEADING_ZEROS_0): New macro.
 611         * config/avr/t-avr (LIB1ASMFUNCS): Add
 612         _ffssi2, _ffshi2, _loop_ffsqi2,
 613         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2,
 614         _paritydi2, _paritysi2, _parityhi2,
 615         _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
 616         _bswapsi2, _bswapdi2,
 617         _ashldi3, _ashrdi3, _lshrdi3
 618         (LIB2FUNCS_EXCLUDE): Add _clz.
 619         * config/avr/libgcc.S (XCALL): Move up in file.
 620         (XJMP): New C Macro.
 621         (DEFUN): New asm macro.
 622         (ENDF): New asm macro.
 623         (__ffssi2): New function.
 624         (__ffshi2): New function.
 625         (__loop_ffsqi2): New function.
 626         (__ctzsi2): New function.
 627         (__ctzhi2): New function.
 628         (__clzdi2): New function.
 629         (__clzsi2): New function.
 630         (__clzhi2): New function.
 631         (__paritydi2): New function.
 632         (__paritysi2): New function.
 633         (__parityhi2): New function.
 634         (__parityqi2): New function.
 635         (__popcounthi2): New function.
 636         (__popcountsi2): New function.
 637         (__popcountdi2): New function.
 638         (__popcountqi2): New function.
 639         (__bswapsi2): New function.
 640         (__bswapdi2): New function.
 641         (__ashldi3): New function.
 642         (__ashrdi3): New function.
 643         (__lshrdi3): New function.
 644         Fix suspicous lines.
 645
 646 2011-06-16  Richard Guenther  <rguenther@suse.de>
 647
 648         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
 649         the same as x != 0.
 650         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0 to
 651         (bool) X & 1.
 652         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
 653         equality compares against zero for the lower bit.
 654
 655 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
 656
 657         PR tree-optimization/49419
 658         * tree-vrp.c (execute_vrp): Call init_range_assertions
 659         before estimate_numbers_of_iterations, call
 660         free_number_of_iterations_estimates before calling
 661         remove_range_assertions.
 662
 663 2011-06-16  Revital Eres  <revital.eres@linaro.org>
 664
 665         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
 666         (struct partial_schedule): Add rows_length field.
 667         (verify_partial_schedule): Check rows_length.
 668         (ps_insert_empty_row): Handle rows_length.
 669         (create_partial_schedule): Likewise.
 670         (free_partial_schedule): Likewise.
 671         (reset_partial_schedule): Likewise.
 672         (create_ps_insn): Remove rest_count argument.
 673         (remove_node_from_ps): Update rows_length.
 674         (add_node_to_ps): Update rows_length and call create_ps_insn
 675         without passing row_rest_count.
 676         (rotate_partial_schedule): Update rows_length.
 677
 678 2011-06-16  Revital Eres  <revital.eres@linaro.org>
 679
 680         * ddg.c (add_intra_loop_mem_dep): New function.
 681         (build_intra_loop_deps): Call it.
 682
 683 2011-06-13  Jeff Law  <law@redhat.com>
 684
 685         * df-problems.c (df_lr_local_compute): Manually CSE
 686         PIC_OFFSET_TABLE_REGNUM.
 687         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
 688         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
 689
 690 2011-06-13  Jan Hubicka  <jh@suse.cz>
 691
 692         * cgraphunit.c (handle_alias_pairs): New function.
 693         (cgraph_finalize_compilation_unit): Use it.
 694         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
 695         as externally visible.
 696
 697 2011-06-15  Richard Guenther  <rguenther@suse.de>
 698
 699         * expr.c (expand_expr_real_2): Reduce all integral types to
 700         bitfield precision.
 701         (expand_expr_real_1): Likewise.
 702
 703 2011-06-15  Martin Jambor  <mjambor@suse.cz>
 704
 705         PR tree-optimization/48613
 706         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
 707         ipa_node_params_vector is NULL.
 708
 709 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
 710
 711         PR debug/49382
 712         * dwarf2out.c (dw_loc_list_node): Add force field.
 713         (add_var_loc_to_decl): For PARM_DECL, attempt to keep
 714         the incoming location in the list, even if it is modified
 715         before first real insn.
 716         (output_loc_list): Emit empty ranges with force flag set.
 717         (dw_loc_list): If first range of a PARM_DECL is empty,
 718         set force flag.
 719
 720 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
 721
 722         PR target/49349
 723         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
 724         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
 725         above a fence.  Update comments.
 726         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
 727         placed just above it.  Do not allow NULL place_to_insert.
 728
 729 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
 730
 731         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
 732         (slpeel_tree_peel_loop_to_edge): Don't call
 733         remove_dead_stmts_from_loop.
 734         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
 735         remove irrelevant pattern statements.  For irrelevant statements
 736         check if it is the last statement of a detected pattern, use
 737         corresponding pattern statement instead.
 738         (destroy_loop_vec_info): No need to remove pattern statements,
 739         only free stmt_vec_info.
 740         (vect_transform_loop): For irrelevant statements check if it is
 741         the last statement of a detected pattern, use corresponding
 742         pattern statement instead.
 743         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
 744         pattern statements.  Set basic block for the new statement.
 745         (vect_pattern_recog): Update documentation.
 746         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
 747         operands of pattern statements.
 748         (vectorizable_call): Fix printing.  In case of a pattern statement
 749         use the lhs of the original statement when creating a dummy
 750         statement to replace the original call.
 751         (vect_analyze_stmt): For irrelevant statements check if it is
 752         the last statement of a detected pattern, use corresponding
 753         pattern statement instead.
 754         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
 755         statements use gsi of the original statement.
 756
 757 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
 758
 759         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
 760         common/common-target-def.h.
 761         * target.def (default_target_flags, handle_option,
 762         supports_split_stack, optimization_table, init_struct,
 763         except_unwind_info, unwind_tables_default, have_named_sections):
 764         Move to common/common-target.def.
 765         * target.h (enum opt_levels, struct default_options): Move to
 766         common/common-target.h.
 767         * targhooks.c (default_except_unwind_info,
 768         dwarf2_except_unwind_info, sjlj_except_unwind_info,
 769         default_target_handle_option, empty_optimization_table): Move to
 770         common/common-targhooks.c.
 771         * targhooks.h (default_except_unwind_info,
 772         dwarf2_except_unwind_info, sjlj_except_unwind_info,
 773         default_target_handle_option, empty_optimization_table): Move to
 774         common/common-targhooks.h.
 775         * common/common-target-def.h: Include common/common-targhooks.h.
 776         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
 777         defined.
 778         * common/common-target.def (handle_option, option_init_struct,
 779         option_optimization_table, default_target_flags,
 780         except_unwind_info, supports_split_stack, unwind_tables_default,
 781         have_named_sections): Move from target.def.
 782         (HOOK_PREFIX): Undefine at end of file.
 783         * common/common-target.h: Include input.h.
 784         (enum opt_levels, struct default_options): Move from target.h.
 785         * common/common-targhooks.c, common/common-targhooks.h: New.
 786         * config.gcc (target_has_targetm_common): Default to yes.
 787         (moxie*): Set target_has_targetm_common=no.
 788         (hppa*-*-*): Don't set target_has_targetm_common=yes.
 789         * doc/tm.texi: Regenerate.
 790         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
 791         (C_TARGET_DEF_H): Add common/common-targhooks.h.
 792         (GCC_OBJS): Remove vec.o.
 793         (OBJS): Remove hooks.o and vec.o.
 794         (OBJS-libcommon-target): Add vec.o, hooks.o and
 795         common/common-targhooks.o.
 796         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
 797         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
 798         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
 799         cfglayout.o, $(out_object_file), $(common_out_object_file)):
 800         Update dependencies.
 801         (common/common-targhooks.o): New.
 802         * common/config/default-common.c: Include tm.h.  Add FIXME
 803         comment.
 804         * common/config/pa/pa-common.c: Include more headers.  Take
 805         copyright dates from pa.c.
 806         (pa_option_optimization_table, pa_handle_option,
 807         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
 808         TARGET_HANDLE_OPTION): Move from pa.c.
 809         * common/config/alpha/alpha-common.c,
 810         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
 811         common/config/bfin/bfin-common.c,
 812         common/config/cris/cris-common.c,
 813         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
 814         common/config/h8300/h8300-common.c,
 815         common/config/i386/i386-common.c,
 816         common/config/ia64/ia64-common.c,
 817         common/config/iq2000/iq2000-common.c,
 818         common/config/lm32/lm32-common.c,
 819         common/config/m32c/m32c-common.c,
 820         common/config/m32r/m32r-common.c,
 821         common/config/m68k/m68k-common.c,
 822         common/config/mcore/mcore-common.c,
 823         common/config/mep/mep-common.c,
 824         common/config/microblaze/microblaze-common.c,
 825         common/config/mips/mips-common.c,
 826         common/config/mmix/mmix-common.c,
 827         common/config/mn10300/mn10300-common.c,
 828         common/config/pdp11/pdp11-common.c,
 829         common/config/picochip/picochip-common.c,
 830         common/config/rs6000/rs6000-common.c,
 831         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
 832         common/config/score/score-common.c, common/config/sh/sh-common.c,
 833         common/config/sparc/sparc-common.c,
 834         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
 835         common/config/vax/vax-common.c,
 836         common/config/xstormy16/xstormy16-common.c,
 837         common/config/xtensa/xtensa-common.c: New.
 838         * config/alpha/alpha.c: Include common/common-target.h.
 839         (alpha_option_optimization_table, alpha_handle_option,
 840         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 841         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
 842         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
 843         * config/arm/arm.c (arm_option_optimization_table,
 844         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 845         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
 846         arm-common.c.
 847         * config/avr/avr.c (avr_option_optimization_table,
 848         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 849         to avr-common.c.
 850         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
 851         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
 852         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
 853         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
 854         * config/cris/cris.c (cris_option_optimization_table,
 855         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 856         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
 857         cris-common.c.
 858         * config/fr30/fr30.c (fr30_option_optimization_table,
 859         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
 860         to fr30-common.c.
 861         * config/frv/frv.c (frv_option_optimization_table,
 862         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
 863         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
 864         * config/h8300/h8300.c (h8300_option_optimization_table,
 865         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 866         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
 867         * config/i386/i386-protos.h (ix86_handle_option): Declare.
 868         * config/i386/i386.c: Include common/common-target.h.
 869         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
 870         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
 871         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
 872         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
 873         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
 874         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
 875         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
 876         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
 877         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
 878         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
 879         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
 880         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
 881         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
 882         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
 883         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
 884         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
 885         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
 886         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
 887         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
 888         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
 889         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
 890         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
 891         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
 892         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
 893         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
 894         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
 895         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
 896         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
 897         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
 898         ix86_option_optimization_table, ix86_option_init_struct,
 899         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
 900         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 901         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
 902         i386-common.c.
 903         * config/i386/t-i386 (i386.o): Update dependencies.
 904         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
 905         * config/ia64/ia64.c (ia64_option_optimization_table,
 906         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 907         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 908         ia64_handle_option): Move to ia64-common.c.
 909         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
 910         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
 911         * config/lm32/lm32.c (lm32_option_optimization_table,
 912         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 913         to lm32-common.c.
 914         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
 915         m32c-common.c.
 916         * config/m32r/m32r.c (m32r_option_optimization_table,
 917         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 918         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 919         m32r_handle_option): Move to m32r-common.c.
 920         (m32r_memory_move_cost): Remove comment referring to
 921         TARGET_HANDLE_OPTION.
 922         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
 923         Move to m68k-common.c.
 924         * config/mcore/mcore.c (mcore_option_optimization_table,
 925         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 926         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
 927         * config/mep/mep.c (mep_option_optimization_table,
 928         mep_handle_option, TARGET_HANDLE_OPTION,
 929         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
 930         Move to mep-common.c.
 931         * config/microblaze/microblaze.c
 932         (microblaze_option_optimization_table,
 933         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 934         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
 935         * config/mips/mips.c (mips_handle_option,
 936         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 937         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
 938         mips-common.c.
 939         * config/mmix/mmix.c (mmix_option_optimization_table,
 940         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
 941         Move to mmix-common.c.
 942         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
 943         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
 944         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 945         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
 946         * config/pa/pa.c: Include common/common-target.h.
 947         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 948         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 949         pa_handle_option): Move to pa-common.c.
 950         (pa_option_override): Use targetm_common.except_unwind_info.
 951         (pa_asm_output_mi_thunk, pa_function_section): Use
 952         targetm_common.have_named_sections.
 953         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
 954         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 955         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 956         pdp11_handle_option, pdp11_option_init_struct): Move to
 957         pdp11-common.c.
 958         * config/picochip/picochip.c (picochip_option_optimization_table,
 959         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
 960         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
 961         * config/rs6000/rs6000.c: Include common/common-target.h.
 962         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
 963         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
 964         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
 965         rs6000_handle_option): Move to rs6000-common.c.
 966         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
 967         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
 968         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 969         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
 970         * config/s390/s390.c (processor_flags_table,
 971         s390_option_optimization_table, s390_option_init_struct,
 972         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
 973         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 974         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
 975         * config/s390/s390.h (processor_flags_table): Declare.
 976         * config/score/score.c (score_option_optimization_table,
 977         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 978         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
 979         score_handle_option): Move to score-common.c.
 980         * config/sh/sh.c (sh_option_optimization_table,
 981         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 982         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 983         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
 984         * config/sparc/sparc.c: Include common/common-target.h.
 985         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 986         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
 987         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
 988         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
 989         spu_option_init_struct): Move to spu-common.c.
 990         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
 991         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
 992         * config/v850/v850.c (small_memory_physical_max,
 993         v850_handle_memory_optionn v850_handle_option,
 994         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 995         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
 996         v850-common.c.
 997         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to
 998         vax-common.c.
 999         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
1000         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
1001         Move to xtensa-common.c.
1002         * cfglayout.c: Include common/common-target.h.
1003         (fixup_reorder_chain): Use targetm_common.have_named_sections.
1004         * cfgrtl.c: Include common/common-target.h.
1005         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
1006         targetm_common.have_named_sections.
1007         * dbxout.c: Include common/common-target.h.
1008         (dbxout_function_end): Use targetm_common.have_named_sections.
1009         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
1010         targetm_common.except_unwind_info.
1011         * dwarf2out.c: Include common/common-target.h.
1012         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1013         dwarf2out_begin_prologue, dwarf2out_frame_init,
1014         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
1015         targetm_common.except_unwind_info.
1016         * except.c: Include common/common-target.h.
1017         (init_eh, finish_eh_generation,
1018         output_one_function_exception_table): Use
1019         targetm_common.except_unwind_info.
1020         (switch_to_exception_section): Use
1021         targetm_common.have_named_sections.
1022         * explow.c: Include common/common-target.h.
1023         * expr.c: Include common/common-target.h.
1024         (build_personality_function): Use
1025         targetm_common.except_unwind_info.
1026         * function.c: Include common/common-target.h.
1027         (expand_function_end): Use targetm_common.except_unwind_info.
1028         * haifa-sched.c: Include common/common-target.h.
1029         (sched_create_recovery_edges): Use
1030         targetm_common.have_named_sections.
1031         * lto-opts.c: Include common/common-target.h instead of target.h.
1032         (lto_reissue_options): Use targetm_common.handle_option.
1033         * opts.c: Include common/common-target.h.
1034         (target_handle_option): Use targetm_common.handle_option.
1035         (init_options_struct): Update comment referring to
1036         targetm.target_option.optimization.  Use
1037         targetm_common.default_target_flags,
1038         targetm_common.unwind_tables_default and
1039         targetm_common.option_init_struct.
1040         (default_options_optimization): Use
1041         targetm_common.option_optimization_table.
1042         (finish_options): Use targetm_common.except_unwind_info,
1043         targetm_common.unwind_tables_default,
1044         targetm_common.have_named_sections and
1045         targetm_common.supports_split_stack.
1046         * toplev.c: Include common/common-target.h.
1047         (process_options): Use targetm_common.have_named_sections.
1048         * tree-tailcall.c: Include common/common-target.h.
1049         (suitable_for_tail_call_opt_p): Use
1050         targetm_common.except_unwind_info.
1051         * tree.c: Include common/common-target.h.
1052         (build_common_builtin_nodes): Use
1053         targetm_common.except_unwind_info.
1054         * varasm.c: Include common/common-target.h.
1055         (resolve_unique_section, hot_function_section,
1056         default_function_section): Use targetm_common.have_named_sections.
1057
1058 2011-06-14  Easwaran Raman  <eraman@google.com>
1059
1060         PR rtl-optimization/44194
1061         * dse.c: Include tree-flow.h
1062         (insn_info): Add new field non_frame_wild_read.
1063         (group_info): Add new fields escaped_n and escaped_p.
1064         (kill_on_calls): New variable.
1065         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
1066         (dse_step0): Initialize kill_on_calls.
1067         (can_escape): New function.
1068         (set_usage_bits): Add additional parameter; record information
1069         about escaped locations.
1070         (record_store): Pass EXPR corresponding to MEM to
1071         set_usage_bits.
1072         (dse_step2_nospill): Set kill_on_calls based on
1073         group->escaped_n and group->escaped_n.
1074         (add_wild_read): Refactor into...
1075         (reset_active_stores): ... New function, and
1076         (free_read_records): ... New function.
1077         (add_non_frame_wild_read): New function.
1078         (scan_insn): Call add_non_frame_wild_read on non-const calls.
1079         (scan_reads_nospill): Handle instructions with
1080         non_frame_wild_read.
1081         (dse_step5_nospill): Call scan_reads_nospill for instructions
1082         marked as non_frame_wild_read.
1083         (dse_step7): Free escaped_n, escaped_p and kill_on_calls
1084         bitmaps.
1085
1086 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
1087
1088         * common/common-target-def.h, common/common-target.def,
1089         common/common-target.h, common/config/default-common.c,
1090         common/config/pa/pa-common.c: New files.
1091         * Makefile.in (common_out_file, common_out_object_file,
1092         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
1093         (OBJS-libcommon-target): Include $(common_out_object_file).
1094         (prefix.o): Update dependencies.
1095         ($(common_out_object_file), common/common-target-hooks-def.h,
1096         s-common-target-hooks-def-h): New.
1097         (s-tm-texi): Also check timestamp on common-target.def.
1098         (build/genhooks.o): Update dependencies.
1099         * config.gcc (common_out_file, target_has_targetm_common): Define.
1100         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
1101         TARGET_ALWAYS_STRIP_DOTDOT.
1102         * configure.ac (common_out_object_file): Define.
1103         (common_out_file, common_out_object_file): Substitute.
1104         (common): Create directory.
1105         * configure: Regenerate.
1106         * doc/tm.texi.in (targetm_common): Document.
1107         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
1108         * doc/tm.texi: Regenerate.
1109         * genhooks.c (hook_array): Also include common/common-target.def.
1110         * prefix.c (tm.h): Don't include.
1111         (common/common-target.h): Include.
1112         (ALWAYS_STRIP_DOTDOT): Don't define.
1113         (update_path): Use targetm_common.always_strip_dotdot instead of
1114         ALWAYS_STRIP_DOTDOT.
1115         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
1116
1117 2011-06-14  David Li  <davidxl@google.com>
1118
1119         * passes.c (execute_function_todo): Remove TODO_dump_func.
1120         (execute_one_pass): Remove TODO_dump_func.
1121         (execute_function_dump): New function.
1122         * tree-vrp.c: Remove TODO_dump_func.
1123         * regrename.c: Remove TODO_dump_func.
1124         * fwprop.c: Remove TODO_dump_func.
1125         * tree-into-ssa.c: Remove TODO_dump_func.
1126         * tree-complex.c: Remove TODO_dump_func.
1127         * tracer.c: Remove TODO_dump_func.
1128         * tree-loop-distribution.c: Remove TODO_dump_func.
1129         * postreload-gcse.c: Remove TODO_dump_func.
1130         * postreload.c: Remove TODO_dump_func.
1131         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
1132         * tree-tailcall.c: Remove TODO_dump_func.
1133         * ipa-cp.c: Remove TODO_dump_func.
1134         * final.c: Remove TODO_dump_func.
1135         * tree-emutls.c: Remove TODO_dump_func.
1136         * omp-low.c: Remove TODO_dump_func.
1137         * tree-ssa-dse.c: Remove TODO_dump_func.
1138         * tree-ssa-uncprop.c: Remove TODO_dump_func.
1139         * auto-inc-dec.c: Remove TODO_dump_func.
1140         * reorg.c: Remove TODO_dump_func.
1141         * tree-ssa-copyrename.c: Remove TODO_dump_func.
1142         * tree-ssa-ccp.c: Remove TODO_dump_func.
1143         * compare-elim.c: Remove TODO_dump_func.
1144         * mode-switching.c: Remove TODO_dump_func.
1145         * modulo-sched.c: Remove TODO_dump_func.
1146         * tree-call-cdce.c: Remove TODO_dump_func.
1147         * cse.c: Remove TODO_dump_func.
1148         * web.c: Remove TODO_dump_func.
1149         * tree-stdarg.c: Remove TODO_dump_func.
1150         * lto-streamer-out.c: Remove TODO_dump_func.
1151         * tree-ssa-math-opts.c: Remove TODO_dump_func.
1152         * tree-ssa-dom.c: Remove TODO_dump_func.
1153         * tree-nrv.c: Remove TODO_dump_func.
1154         * loop-init.c: Remove TODO_dump_func.
1155         * gimple-low.c: Remove TODO_dump_func.
1156         * ipa-inline.c: Remove TODO_dump_func.
1157         * tree-ssa-sink.c: Remove TODO_dump_func.
1158         * jump.c: Remove TODO_dump_func.
1159         * ifcvt.c: Remove TODO_dump_func.
1160         * tree-ssa-loop.c: Remove TODO_dump_func.
1161         * recog.c: Remove TODO_dump_func.
1162         * dse.c: Remove TODO_dump_func.
1163         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
1164         * matrix-reorg.c: Remove TODO_dump_func.
1165         * tree-eh.c: Remove TODO_dump_func.
1166         * regmove.c: Remove TODO_dump_func.
1167         * function.c: Remove TODO_dump_func.
1168         * tree-vectorizer.c: Remove TODO_dump_func.
1169         * ipa-split.c: Remove TODO_dump_func.
1170         * gcse.c: Remove TODO_dump_func.
1171         * tree-if-conv.c: Remove TODO_dump_func.
1172         * init-regs.c: Remove TODO_dump_func.
1173         * tree-ssa-phiopt.c: Remove TODO_dump_func.
1174         * implicit-zee.c: Remove TODO_dump_func.
1175         * lower-subreg.c: Remove TODO_dump_func.
1176         * bt-load.c: Remove TODO_dump_func.
1177         * tree-dfa.c: Remove TODO_dump_func.
1178         * except.c: Remove TODO_dump_func.
1179         * emit-rtl.c: Remove TODO_dump_func.
1180         * store-motion.c: Remove TODO_dump_func.
1181         * cfgexpand.c: Remove TODO_dump_func.
1182         * tree-cfgcleanup.c: Remove TODO_dump_func.
1183         * cfgcleanup.c: Remove TODO_dump_func.
1184         * tree-ssa-pre.c: Remove TODO_dump_func.
1185         * tree-sra.c: Remove TODO_dump_func.
1186         * tree-mudflap.c: Remove TODO_dump_func.
1187         * tree-ssa-copy.c: Remove TODO_dump_func.
1188         * cfglayout.c: Remove TODO_dump_func.
1189         * tree-ssa-forwprop.c: Remove TODO_dump_func.
1190         * tree-ssa-dce.c: Remove TODO_dump_func.
1191         * ira.c: Remove TODO_dump_func.
1192         * tree-ssa.c: Remove TODO_dump_func.
1193         * integrate.c: Remove TODO_dump_func.
1194         * tree-optimize.c: Remove TODO_dump_func.
1195         * tree-ssa-phiprop.c: Remove TODO_dump_func.
1196         * tree-object-size.c: Remove TODO_dump_func.
1197         * combine.c: Remove TODO_dump_func.
1198         * bb-reorder.c: Remove TODO_dump_func.
1199         * cprop.c: Remove TODO_dump_func.
1200         * var-tracking.c: Remove TODO_dump_func.
1201         * tree-profile.c: Remove TODO_dump_func.
1202         * tree-vect-generic.c: Remove TODO_dump_func.
1203         * reg-stack.c: Remove TODO_dump_func.
1204         * sched-rgn.c: Remove TODO_dump_func.
1205         * tree-ssa-structalias.c: Remove TODO_dump_func.
1206         * tree-switch-conversion.c: Remove TODO_dump_func.
1207         * tree-cfg.c: Remove TODO_dump_func.
1208         * tree-ssa-reassoc.c: Remove TODO_dump_func.
1209         * combine-stack-adj.c: Remove TODO_dump_func.
1210         * dce.c: Remove TODO_dump_func.
1211         * tree-ssanames.c: Remove TODO_dump_func.
1212         * regcprop.c: Remove TODO_dump_func.
1213
1214 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
1215
1216         PR middle-end/47364
1217         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
1218         and properly handle result not in Pmode.
1219
1220 2011-06-14  Robert Millan  <rmh@gnu.org>
1221
1222         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
1223         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
1224         `config/linux.h'.
1225
1226         * config/i386/kfreebsd-gnu64.h: New file.
1227         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
1228         with `i386/kfreebsd-gnu64.h'.
1229
1230         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
1231         (GNU_USER_LINK_EMULATION64): New macros.
1232         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
1233         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
1234         of hardcoding `elf_i386' and `elf_x86_64'.
1235
1236 2011-06-14  Nick Clifton  <nickc@redhat.com>
1237
1238         PR target/49403
1239         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
1240
1241         PR target/49402
1242         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
1243
1244 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
1245
1246         PR fortran/49103
1247         * tree.h (DECL_NONSHAREABLE): Define.
1248         (struct tree_decl_common): Change decl_common_unused to
1249         decl_nonshareable_flag.
1250         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1251         Ignore vars with DECL_NONSHAREABLE bit set.
1252         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1253         on stores to automatic aggregate vars.
1254
1255         PR rtl-optimization/49390
1256         Revert:
1257         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
1258
1259         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1260         MEM_ALIAS_SET.
1261
1262 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
1263             Tom de Vries  <tom@codesourcery.com>
1264
1265         PR target/45098
1266         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
1267         Document changed semantics.
1268         (max_stmt_executions, max_stmt_executions_int): Declare.
1269         * tree-data-ref.c (estimated_loop_iterations)
1270         (estimated_loop_iterations_int): Move functions...
1271         * tree-ssa-loop-niter.c (estimated_loop_iterations)
1272         (estimated_loop_iterations_int): here.
1273         (record_estimate): Change nb_iterations_upper_bound and
1274         nb_iterations_estimate semantics.
1275         (max_stmt_executions, max_stmt_executions_int): New function.
1276         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
1277         (max_stmt_executions_tree): this.
1278         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
1279         estimated_loop_iterations_tree.
1280         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
1281         max_stmt_executions_int instead of estimated_loop_iterations_int.
1282         * predict.c (predict_loops): Idem.
1283         * tree-parloops.c (parallelize_loops): Idem.
1284         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
1285         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
1286         (init_omega_for_ddr_1): Idem.
1287         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
1288         (loop_prefetch_arrays): Idem
1289         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
1290         max_stmt_executions instead of estimated_loop_iterations.
1291         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
1292         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
1293         instead of nb_iterations_upper_bound.
1294
1295 2011-06-13  Jan Hubicka  <jh@suse.cz>
1296
1297         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
1298
1299 2011-06-14  Richard Henderson  <rth@redhat.com>
1300
1301         PR debug/48459
1302         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1303         (based_loc_descr): Assert it's true.
1304         (compute_frame_pointer_to_fb_displacement): Set it, rather than
1305         aborting immediately.
1306
1307 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
1308             Mingfeng Wu  <mingfeng@faraday-tech.com>
1309
1310         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
1311
1312 2011-06-13  Jan Hubicka  <jh@suse.cz>
1313
1314         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
1315
1316 2011-06-13  Jan Hubicka  <jh@suse.cz>
1317
1318         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
1319         similarly to DECL_COMDAT.
1320         * cgraphunit.c (cgraph_analyze_function): Likewise.
1321         * ipa.c (function_and_variable_visibility): Likewise.
1322
1323 2011-06-13  Jan Hubicka  <jh@suse.cz>
1324
1325         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
1326         BINFO_VIRTUALS when streaming for ltrans unit.
1327
1328 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
1329
1330         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
1331         (movdi_internal64): Same.
1332
1333 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
1334
1335         PR target/44618
1336         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
1337         a set of similar patterns, where the MATCH_OPERAND for the function
1338         argument is replaced with individual references to hardware registers.
1339         (save_fpregs_<mode>): Ditto
1340         (restore_gpregs_<mode>): Ditto
1341         (return_and_restore_gpregs_<mode>): Ditto
1342         (return_and_restore_fpregs_<mode>): Ditto
1343         (return_and_restore_fpregs_aix_<mode>): Ditto
1344
1345 2011-06-13  Jan Hubicka  <jh@suse.cz>
1346
1347         * ipa-utils.c (postorder_stack): New structure.
1348         (ipa_reverse_postorder): Handle aliases.
1349
1350 2011-06-13  Jan Hubicka  <jh@suse.cz>
1351
1352         * ipa-inline.c (reset_edge_caches): Walk aliases.
1353         (update_caller_keys): Do not test inlinability of aliases.
1354         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
1355         (do_estimate_growth): Fix typo.
1356
1357 2011-06-13  Jan Hubicka  <jh@suse.cz>
1358
1359         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
1360         (can_remove_node_now_p): ... here; handle same comdat groups.
1361         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
1362         (inline_call): Update use of can_remove_node_now_p.
1363
1364 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1365
1366         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
1367         condition to disallow non-identical memory locations.
1368         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
1369         preference to bit manipulation instructions.
1370
1371 2011-06-13  Jan Hubicka  <jh@suse.cz>
1372
1373         * cgraph.c (cgraph_for_node_thunks_and_aliases,
1374         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
1375         (nonremovable_p): New function.
1376         (cgraph_can_remove_if_no_direct_calls_p): New function.
1377         (used_from_object_file_p): New functoin.
1378         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
1379         references from aliases.
1380         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
1381         * ipa-inline.c (check_caller_edge): New function.
1382         (want_inline_function_called_once_p): Use it; accept aliases called
1383         once, too.
1384         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
1385
1386 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1387
1388         PR target/48454
1389         * config/arm/neon.md (vec_pack_trunc): Set the lengths
1390         correctly for the case with Quad vectors.
1391
1392 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
1393            Ira Rosen  <ira.rosen@linaro.org>
1394
1395         PR tree-optimization/49352
1396         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
1397         all, make sure loop_use_stmt after the loop is a def stmt of a used
1398         SSA_NAME that is the only one defined inside of the loop.  Don't
1399         check for COND_EXPR and GIMPLE_BINARY_RHS.
1400         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
1401         check_reduction is true.
1402
1403 2011-06-11  Jan Hubicka  <jh@suse.cz>
1404
1405         PR middle-end/49373
1406         * ipa.c (cgraph_externally_visible_p): Check resolution info.
1407
1408 2011-06-11  Jan Hubicka  <jh@suse.cz>
1409
1410         PR middle-end/48836
1411         * ipa-inline-transform.c: Include tree-pass.h
1412         (inline_transform): Set TODO_update_ssa_only_virtuals.
1413         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
1414
1415 2011-06-11  Jan Hubicka  <jh@suse.cz>
1416
1417         PR middle-end/49378
1418         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
1419         aliases and thunks.
1420
1421 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
1422
1423         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
1424         Take number of iterations to peel into account for equally frequent
1425         misalignment values.
1426
1427 2011-06-11  Jan Hubicka  <jh@suse.cz>
1428
1429         * lto-streamer-out.c (produce_symtab): Stream out the newly represented
1430         aliases.
1431
1432 2011-06-11  Jan Hubicka  <jh@suse.cz>
1433
1434         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting varying
1435         args.
1436         (ipa_update_after_lto_read): Likewise.
1437         (ipa_write_node_info): Do not sream call_with_var_arguments.
1438         (ipa_read_node_info): Likewise.
1439
1440 2011-06-11  Jan Hubicka  <jh@suse.cz>
1441
1442         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
1443
1444 2011-06-11  Jan Hubicka  <jh@suse.cz>
1445
1446         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
1447         (lto_symtab_resolve_can_prevail_p): Likewise.
1448         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
1449         * cgraph.c (same_body_aliases_done): New global var.
1450         (cgraph_same_body_alias_1): Rename to ...
1451         (cgraph_create_function_alias): ... this one; reorg to new
1452         representation.
1453         (cgraph_same_body_alias): Use cgraph_create_function_alias;
1454         record references when asked to.
1455         (cgraph_add_thunk): Fix formating.
1456         (cgraph_get_node): Kill same body alias code.
1457         (cgraph_node_for_asm): Likewise.
1458         (cgraph_remove_same_body_alias): Remove.
1459         (cgraph_remove_node): Kill same body alias code.
1460         (cgraph_mark_address_taken_node): Mark also the aliased function
1461         as having address taken.
1462         (dump_cgraph_node): Dump same body aliases.
1463         (cgraph_for_node_thunks_and_aliases): Update for new alias
1464         representation.
1465         (cgraph_for_node_and_aliases): Likewise.
1466         * cgraph.h (same_body): Kll pointer.
1467         (same_body_alias): Update comment.
1468         (same_body_aliases_done): Declare.
1469         (cgraph_remove_same_body_alias): Remove declaration.
1470         (cgraph_create_function_alias): Declare.
1471         (cgraph_process_same_body_aliases): Declare.
1472         (cgraph_function_with_gimple_body_p): Check for alias.
1473         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
1474         (cgraph_alias_aliased_node): New function.
1475         (cgraph_function_node): Update for new aliases.
1476         (cgraph_function_or_thunk_node): Likewise.
1477         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
1478         (inline_call): Remove dead aliases.
1479         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
1480         name hack for same body aliases.
1481         (clone_of_p): Look through aliases.
1482         (verify_cgraph_node): Verify aliases.
1483         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
1484         (cgraph_process_same_body_aliases): New function.
1485         (process_function_and_variable_attributes): Disable weakref warning on
1486         alias.
1487         (cgraph_analyze_functions): Handle aliases.
1488         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
1489         (assemble_thunks): Rename to ...
1490         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
1491         (cgraph_expand_function): Remove alias output code.
1492         (cgraph_output_in_order): Skip aliases.
1493         (cgraph_preserve_function_body_p): Aliases don't need preserving.
1494         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
1495         (ipa_record_reference): Do not assert on alias references.
1496         (ipa_ref_has_aliases_p): New function.
1497         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
1498         (ipa_ref_has_aliases_p): Declare.
1499         * lto-cgraph.c (lto_output_node): Handle aliases.
1500         (input_node): Likewise.
1501         * lto-streamer-out.c (lto_output): Skip aliases.
1502         (produce_symtab): Kill same_body_alias code.
1503         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
1504         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
1505         * ipa-inline.c (update_caller_keys): Walk aliases.
1506         (inline_small_functions): Fix thinko in previous patch.
1507         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
1508         (function_and_variable_visibility): Do not walk same body aliases.
1509         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
1510         (ipa_pta_execute): Use it.
1511
1512 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
1513
1514         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1515         (*vec_dupv2df): Rename from vec_dupv2df.
1516         (vec_dupv2df): New expander.
1517
1518 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
1519
1520         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
1521
1522 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
1523
1524         * config/i386/i386.md: Use default value in "isa" attribute.
1525         * config/i386/sse.md: Ditto.
1526         * config/i386/mmx.md: Ditto.
1527
1528 2011-06-10  Wei Guozhi  <carrot@google.com>
1529
1530         PR target/45335
1531         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
1532         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
1533         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
1534         related peephole2.
1535         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
1536         related peephole2.
1537         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
1538         (arm_legitimate_ldrd_p): New prototype.
1539         (arm_output_ldrd): New prototype.
1540         * config/arm/arm.c (arm_check_ldrd_operands): New function.
1541         (arm_legitimate_ldrd_p): New function.
1542         (arm_output_ldrd): New function.
1543
1544 2011-06-10  David Li  <davidxl@google.com>
1545
1546         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
1547         * passes.c (passr_eq): New function.
1548         (create_pass_tab): New function.
1549         (pass_traverse): New function.
1550         (dump_one_pass): New function.
1551         (dump_pass_list): New function.
1552         (dump_passes): New function.
1553
1554 2011-06-10  Jan Hubicka  <jh@suse.cz>
1555
1556         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
1557         setting the nothrow flag.
1558         * ipa-reference.c (propagate): Skip aliases.
1559         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
1560         (propagate_nothrow): Skip aliases; do not update cgraph.
1561         (local_pure_const): Do not update cgraph.
1562         * tree-profile.c (tree_profiling): Do fixup_cfg.
1563
1564 2011-06-10  Jan Hubicka  <jh@suse.cz>
1565
1566         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
1567         (cgraph_local_node_p): ... here; handle aliases.
1568         (has_addr_references_p): Break out from ...;
1569         (cgraph_remove_unreachable_nodes) ... here.
1570
1571 2011-06-10  Jan Hubicka  <jh@suse.cz>
1572
1573         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
1574         * common.opt (flag_inline_functions_called_once): Do not
1575         initialize to 1.
1576
1577 2011-06-10  Jan Hubicka  <jh@suse.cz>
1578
1579         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
1580         (ipcp_initialize_node_lattices): Do not deal with aliases;
1581         Do not try to propagate through thunks.
1582         (ipcp_change_tops_to_bottom): Do not deal with aliases.
1583
1584 2011-06-10  Jan Hubicka  <jh@suse.cz>
1585
1586         * ipa-prop.c (ipa_write_node_info): Stream jump functions
1587         for indirect calls.
1588         (ipa_read_node_info): Likewise.
1589
1590 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1591
1592         PR lto/49302
1593         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
1594         (build_and_insert_call): Likewise.
1595         (build_and_insert_ref): New.
1596         (gimple_expand_builtin_pow): Minor cleanup.
1597         (gimple_expand_builtin_cabs): New.
1598         (execute_cse_sincos): Add case for BUILT_IN_CABS.
1599
1600 2011-06-10  Jan Hubicka  <jh@suse.cz>
1601
1602         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
1603         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
1604         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
1605         (ipcp_propagate_stage): Skip aliases when propagating.
1606         (ipcp_need_redirect_p): Skip aliases.
1607         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
1608         collect_callers_of_node.
1609         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
1610         for aliases.
1611         (ipa_compute_jump_functions): Look through aliases.
1612
1613 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1614
1615         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
1616
1617 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1618
1619         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
1620         Adjust comments.
1621         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
1622
1623 2011-06-10  Jan Hubicka  <jh@suse.cz>
1624
1625         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
1626         Update call of gimple_get_virt_method_for_binfo.
1627         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
1628         refuse_thunks parameter.
1629         (gimple_fold_call): Update.
1630         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
1631
1632 2011-06-10  Jan Hubicka  <jh@suse.cz>
1633
1634         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
1635         (not_all_callers_have_enough_arguments_p): ... this one; turn into
1636         worker for cgraph_for_node_and_aliases.
1637         (convert_callers_for_node): Break out from ...
1638         (convert_callers): ... here.
1639         (modify_function): Use collect_callers_of_node.
1640         (ipa_early_sra): Use cgraph_for_node_and_aliases.
1641
1642 2011-06-10  Richard Guenther  <rguenther@suse.de>
1643
1644         PR tree-optimization/49361
1645         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
1646         when not already in gimple form.
1647
1648 2011-06-10  Richard Guenther  <rguenther@suse.de>
1649
1650         PR bootstrap/49344
1651         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
1652         FOR_EACH_PHI_OR_STMT_USE.
1653
1654 2011-06-10  Jan Hubicka  <jh@suse.cz>
1655
1656         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
1657         (clone_inlined_nodes): ... here.
1658         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
1659         to real destination prior inlining.
1660         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
1661         can_early_inline_edge_p, want_early_inline_function_p,
1662         want_early_inline_function_p, want_inline_small_function_p,
1663         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
1664         edge_badness, update_all_callee_keys, lookup_recursive_calls,
1665         add_new_edges_to_heap, inline_small_functions, flatten_function,
1666         inline_always_inline_functions, early_inline_small_functions): Use
1667         cgraph_function_or_thunk_node.
1668         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
1669         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
1670         (do_estimate_edge_growth_1): Break out from ...
1671         (do_estimate_growth) ... here; walk aliases.
1672         (inline_generate_summary): Skip aliases.
1673
1674 2011-06-10  Richard Guenther  <rguenther@suse.de>
1675
1676         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
1677         forward when combining, visit inserted stmts when a stmt was changed.
1678
1679 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
1680
1681         * tree.h (error_operand_p): Add.
1682         * dbxout.c (dbxout_type_fields): Use the latter.
1683         * c-decl.c (add_stmt): Likewise.
1684         * gimplify.c (omp_add_variable, omp_notice_variable,
1685         gimplify_scan_omp_clauses): Likewise.
1686
1687 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
1688
1689         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
1690         when a value is actually passed in regs.
1691
1692 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
1693             Laurent Rougé  <laurent.rouge@menta.fr>
1694
1695         * doc/invoke.texi (SPARC options): Add -mflat.
1696         * config/sparc/sparc.opt: Likewise.
1697         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
1698         (sparc_flat_expand_prologue): Declare.
1699         (sparc_flat_expand_epilogue): Likewise.
1700         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
1701         (CPP_ENDIAN_SPEC): Replace with...
1702         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
1703         (CPP_SPEC): Adjust to above change.
1704         (EXTRA_SPECS): Likewise.
1705         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
1706         (INCOMING_REGNO): Likewise.
1707         (OUTGOING_REGNO): Likewise.
1708         (LOCAL_REGNO): Likewise.
1709         (SETUP_FRAME_ADDRESSES): Likewise.
1710         (FIXED_REGISTERS): Set 0 for %fp.
1711         (CALL_USED_REGISTERS): Likewise.
1712         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
1713         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
1714         (RETURN_ADDR_REGNUM): Define.
1715         (RETURN_ADDR_RTX): Use it.
1716         (INCOMING_RETURN_ADDR_REGNUM): Define.
1717         (INCOMING_RETURN_ADDR_RTX): Use it.
1718         (DWARF_FRAME_RETURN_COLUMN): Likewise.
1719         (EH_RETURN_REGNUM): Define.
1720         (EH_RETURN_STACKADJ_RTX): Use it.
1721         (EH_RETURN_HANDLER_RTX): Delete.
1722         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
1723         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
1724         Delete.
1725         (struct machine_function): Add frame_size, apparent_frame_size,
1726         frame_base_reg, frame_base_offset, n_global_fp_regs and
1727         save_local_in_regs_p fields.
1728         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
1729         sparc_frame_base_offset, sparc_n_global_fp_regs,
1730         sparc_save_local_in_regs_p): New macros.
1731         (sparc_option_override): Error out if -fcall-saved-REG is specified
1732         for Out registers.
1733         (eligible_for_restore_insn): Fix formatting.
1734         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
1735         (eligible_for_sibcall_delay): Likewise.
1736         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
1737         (sparc_legitimate_address_p): Adjust to above change.
1738         (save_global_or_fp_reg_p): New predicate.
1739         (return_addr_reg_needed_p): Likewise.
1740         (save_local_or_in_reg_p): Likewise.
1741         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
1742         (SORR_SAVE, SORR_RESTORE): Delete.
1743         (sorr_pred_t): New typedef.
1744         (sorr_act_t): New enum.
1745         (save_or_restore_regs): Rename to...
1746         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
1747         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
1748         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
1749         mechanism.  Add CFI information for double-word saves in 32-bit mode.
1750         (emit_adjust_base_to_offset): New function extracted from...
1751         (emit_save_or_restore_regs): ...this.  Rename the rest to...
1752         (emit_save_or_restore_regs_global_fp_regs): ...this.
1753         (emit_save_or_restore_regs_local_in_regs): New function.
1754         (gen_create_flat_frame_[123]): New functions.
1755         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
1756         (sparc_flat_expand_prologue): New function.
1757         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
1758         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
1759         (sparc_flat_expand_epilogue): New function.
1760         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
1761         (output_return): Likewise.
1762         (output_sibcall): Likewise.
1763         (sparc_output_mi_thunk): Likewise.
1764         (sparc_frame_pointer_required): Likewise.
1765         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
1766         function optimization.
1767         * config/sparc/sparc.md (flat): New attribute.
1768         (prologue): Add TARGET_FLAT handling.
1769         (save_register_window): Disable if TARGET_FLAT.
1770         (create_flat_frame_[123]): New patterns.
1771         (epilogue): Add TARGET_FLAT handling.
1772         (sibcall_epilogue): Likewise.
1773         (eh_return): New expander.
1774         (eh_return_internal): New insn and splitter.
1775         (return_internal): Add TARGET_FLAT handling.
1776         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
1777         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
1778         (nonlocal_goto): Add TARGET_FLAT handling.
1779         * config/sparc/t-elf: Add -mflat multilib.
1780         * config/sparc/t-leon: Likewise.
1781
1782 2011-06-10  Jan Hubicka  <jh@suse.cz>
1783
1784         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
1785         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
1786         (self_recursive_p): Use cgraph_function_node.
1787         (propagate_pure_const): Likewise.
1788         (propagate_nothrow): Likewise.
1789         * ipa-reference.c (ipa_reference_get_not_read_global): Use
1790         cgraph_function_node.
1791         (propagate_bits): Likewise.
1792         (propagate): Likewise.
1793
1794 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1795             Richard Earnshaw  <rearnsha@arm.com>
1796
1797         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
1798         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
1799         (*thumb2_movdi_vfp): Delete.
1800         (*arm_movdi_vfp_cortexa8): Delete.
1801         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
1802         (*movdi_vfp_cortexa8): Likewise.
1803
1804 2011-06-10  Richard Guenther  <rguenther@suse.de>
1805
1806         * stor-layout.c (initialize_sizetypes): Give names to all
1807         sizetype kinds.
1808
1809 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
1810
1811         PR tree-optimization/49318
1812         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
1813         irrelevant pattern statements.
1814
1815 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1816
1817         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
1818
1819         PR bootstrap/49354
1820         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
1821         to last assignment.
1822
1823 2011-06-09  Jan Hubicka  <jh@suse.cz>
1824
1825         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
1826         do not recompute reachable flag.
1827         (cgraph_finalize_function, cgraph_analyze_functions): Set
1828         redefined_extern_inline here.
1829
1830 2011-06-09  Jan Hubicka  <jh@suse.cz>
1831
1832         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
1833         (cgraph_only_called_directly_p): ... this one; bring offline.
1834         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
1835         varpool_used_from_object_file_p): Drop names from the declaratoin.
1836         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
1837         collect_callers_of_node): New.
1838         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
1839         (cgraph_edge_recursive_p): Use cgraph_function_node.
1840         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
1841         (cgraph_node_cannot_be_local_p_1): Break out from ...
1842         (cgraph_node_can_be_local_p): ... here; walk aliases.
1843         (cgraph_for_node_thunks_and_aliases): New function.
1844         (cgraph_for_node_and_aliases): New function.
1845         (cgraph_make_node_local_1): Break out from ...
1846         (cgraph_make_node_local) ... here; use
1847         cgraph_for_node_thunks_and_aliases.
1848         (cgraph_set_nothrow_flag_1): Break out from ...
1849         (cgraph_set_nothrow_flag) ... here;
1850         use cgraph_for_node_thunks_and_aliases.
1851         (cgraph_set_const_flag_1): Break out from ...
1852         (cgraph_set_const_flag) ... here;
1853         use cgraph_for_node_thunks_and_aliases.
1854         (cgraph_set_pure_flag_1): Break out from ...
1855         (cgraph_set_pure_flag) ... here;
1856         use cgraph_for_node_thunks_and_aliases.
1857         (cgraph_propagate_frequency_1): Break out from ...
1858         (cgraph_propagate_frequency) ... here; use
1859         cgraph_for_node_thunks_and_aliases.
1860         (cgraph_used_from_object_file_p): Do not care about aliases.
1861         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
1862         New functions.
1863         (collect_callers_of_node_1, collect_callers_of_node): New functions.
1864
1865 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1866
1867         PR rtl-optimization/49154
1868         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
1869         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
1870         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1871         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
1872         * config/cris/cris.h (cris_register_move_cost): Remove
1873         !TARGET_V32 code.  Tweak comments.
1874
1875 2011-06-09  Jan Hubicka  <jh@suse.cz>
1876
1877         * cgraphbuild.c (record_eh_tables): Mark personality function as having
1878         address taken.
1879
1880 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1881
1882         PR rtl-optimization/49154
1883         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
1884         is a matching slot in the hashtable, assign it to classes_ptr.
1885
1886         PR rtl-optimization/49154
1887         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
1888         register classes.
1889         * doc/tm.texi: Regenerate.
1890
1891 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
1892
1893         PR target/49307
1894         * config/sh/sh.md (UNSPEC_CHKADD): New.
1895         (chk_guard_add): New define_insn_and_split.
1896         (symGOT_load): Use chk_guard_add instead of blockage.
1897
1898 2011-06-09  Kai Tietz  <ktietz@redhat.com>
1899
1900         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
1901
1902 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
1903
1904         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1905
1906 2011-06-09  Wei Guozhi  <carrot@google.com>
1907
1908         PR target/46975
1909         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
1910         (peephole2 for conditional move): Generate 16 bit instructions.
1911
1912 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
1913
1914         * config/i386/i386.md (*movdi_internal_rex64): Merge
1915         alternatives 6 and 8.
1916
1917 2011-06-09  David Li  <davidxl@google.com>
1918
1919         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
1920         * passes.c (passr_eq): New function.
1921         (create_pass_tab): New function.
1922         (pass_traverse): New function.
1923         (dump_one_pass): New function.
1924         (dump_pass_list): New function.
1925         (dump_passes): New function.
1926
1927 2011-06-09  David Li  <davidxl@google.com>
1928
1929         * tree-complex.c (tree_lower_complex): Gate cleanup.
1930         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
1931         (execute_optimize_stdarg): Ditto.
1932         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
1933         (execute_cleanup_eh_1): Ditto.
1934         (execute_cleanup_eh): Ditto.
1935         * gcse.c (gate_rtl_pre): Ditto.
1936         (execute_rtl_pre): Ditto.
1937         * except.c (finish_eh_generation): Ditto.
1938         (convert_to_eh_region_ranges): Ditto.
1939         * cprop.c (one_cprop_pass): Ditto.
1940
1941 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
1942
1943         PR target/48673
1944         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
1945         in all basic blocks.
1946
1947 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1948
1949         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
1950         (HAVE_ENABLE_EXECUTE_STACK): Define.
1951         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
1952         (HAVE_ENABLE_EXECUTE_STACK): Define.
1953         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
1954         (HAVE_ENABLE_EXECUTE_STACK): Define.
1955         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
1956         (ENABLE_EXECUTE_STACK): Remove.
1957         (HAVE_ENABLE_EXECUTE_STACK): Define.
1958         [IN_LIBGCC2]: Don't include <windows.h>.
1959         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1960         (HAVE_ENABLE_EXECUTE_STACK): Define.
1961         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
1962         (HAVE_ENABLE_EXECUTE_STACK): Define.
1963         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
1964         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
1965         (HAVE_ENABLE_EXECUTE_STACK): Define.
1966         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
1967         (HAVE_ENABLE_EXECUTE_STACK): Define.
1968         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
1969         (HAVE_ENABLE_EXECUTE_STACK): Define.
1970         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1971         (HAVE_ENABLE_EXECUTE_STACK): Define.
1972         * config/alpha/alpha.c (alpha_trampoline_init): Test
1973         HAVE_ENABLE_EXECUTE_STACK.
1974         * config/i386/i386.c (ix86_trampoline_init): Likewise.
1975         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1976         (sparc64_initialize_trampoline): Likewise.
1977         * libgcc2.c [L_enable_execute_stack]: Remove.
1978         * system.h (ENABLE_EXECUTE_STACK): Poison.
1979         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
1980         * doc/tm.texi: Regenerate.
1981         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
1982
1983 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
1984
1985         PR middle-end/49308
1986         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
1987         variable.  After resetting and rescanning insn continue with previous
1988         statement.
1989
1990 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1991
1992         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
1993         (gcc_cv_ld_hidden): Likewise.
1994         * configure: Regenerate.
1995         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
1996         (ix86_stack_protect_fail): Mark unused.
1997         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
1998         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
1999         [TARGET_MACHO]: Don't define.
2000         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
2001         (TARGET_STACK_PROTECT_FAIL): Likewise.
2002         (rs6000_stack_protect_fail): Mark unused.
2003         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
2004         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
2005
2006 2011-06-08  Andi Kleen  <ak@linux.intel.com>
2007
2008         * varasm.c (get_section): Print location of other conflict
2009         for section conflicts.
2010
2011 2011-06-08  Andi Kleen  <ak@linux.intel.com>
2012
2013         * config/i386/driver-i386.c (host_detect_local_cpu):
2014         Add model 0x2d Intel CPU.
2015
2016 2011-06-08  Andi Kleen  <ak@linux.intel.com>
2017
2018         * reginfo.c (global_regs_decl): Add.
2019         (globalize_reg): Add decl parameter. Compute location.  Pass location
2020         to warnings and add inform. Store decl in global_regs_decl.
2021         * rtl.h (globalize_reg): Update prototype.
2022         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
2023
2024 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
2025
2026         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
2027
2028 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
2029
2030         PR target/49305
2031         * config/sh/predicates.md (general_movsrc_operand): Check
2032         mode for memory with indexed address for QI and HImode.
2033         (general_movdst_operand): Likewise.
2034
2035 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
2036
2037         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
2038
2039 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
2040
2041         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
2042         (num_ssa_operands): Likewise.
2043         (op_iter_init_phiuse): Forward-declare.
2044         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
2045
2046 2011-06-08  Nick Clifton  <nickc@redhat.com>
2047
2048         * doc/invoke.texi (ARM Options): Update description of
2049         -mthumb-interwork.
2050
2051 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
2052
2053         * config/i386/driver-i386.c (host_detect_local_cpu): Support
2054         unknown Intel family 0x6 CPUs.
2055
2056 2011-06-08  Martin Jambor  <mjambor@suse.cz>
2057
2058         * tree-sra.c (mark_rw_status): Removed.
2059         (analyze_access_subtree): New parameter parent instead of
2060         mark_read and mark_write, propagate from that.
2061
2062 2011-06-08  Julian Brown  <julian@codesourcery.com>
2063
2064         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2065         for double-precision helper functions in hard-float mode if only
2066         single-precision arithmetic is supported in hardware.
2067
2068 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
2069
2070         PR rtl-optimization/49303
2071         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
2072         code_motion_path_driver returned 0 or 1.
2073         (sel_region_finish): Clear h_d_i_d.
2074
2075 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
2076
2077         * config/sh/sh.c (prepare_move_operands): Set pic register
2078         appropriately for global and local dynamic tls models even
2079         if flag_pic is unset.
2080
2081 2011-06-07  Jason Merrill  <jason@redhat.com>
2082
2083         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
2084
2085 2011-06-07  Xinliang David Li  <davidxl@google.com>
2086         * passes.c (enable_disable_pass): Handle assembler name.
2087         (is_pass_explicitly_enabled_or_disabled): Ditto.
2088
2089 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2090
2091         PR tree-optimization/48497
2092         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
2093
2094 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2095
2096         PR tree-optimization/46728
2097         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
2098         to use gimple_val_nonnegative_real_p.
2099         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
2100         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
2101
2102 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
2103
2104         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
2105
2106 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
2107
2108         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
2109         constant vectors.
2110
2111 2011-06-07  Richard Guenther  <rguenther@suse.de>
2112
2113         * stor-layout.c (initialize_sizetypes): Initialize all
2114         sizetypes based on target definitions.
2115         (set_sizetype): Remove.
2116         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
2117         * tree.h (set_sizetype): Remove.
2118
2119 2011-06-07  Nick Clifton  <nickc@redhat.com>
2120
2121         * config.gcc: Unify V850 architecture options and add support for
2122         newer V850 architectures.
2123         * config/v850/t-v850e: Delete.
2124
2125 2011-06-07  Richard Guenther  <rguenther@suse.de>
2126
2127         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
2128         Call set_sizetype from here.
2129
2130 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
2131
2132         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
2133         (*maddhisi4tb, *maddhisi4tt): New define_insns.
2134
2135 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
2136             Andrew Stubbs  <ams@codesourcery.com>
2137
2138         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
2139         multiplies.
2140         * doc/md.texi (Canonicalization of Instructions): Document widening
2141         multiply canonicalization.
2142
2143 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
2144
2145         PR gcov-profile/49299
2146         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
2147
2148 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
2149
2150         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
2151         a pointer.
2152         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
2153         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
2154         vect_recog_pow_pattern): Likewise.
2155         (vect_pattern_recog_1): Remove declaration.
2156         (widened_name_p): Remove declaration.  Add new argument to specify
2157         whether to check that both types are either signed or unsigned.
2158         (vect_recog_widen_mult_pattern): Update documentation.  Handle
2159         unsigned patterns and multiplication by constants.
2160         (vect_pattern_recog_1): Update vect_recog_func references.  Use
2161         statement information from the statement returned from pattern
2162         detection functions.
2163         (vect_pattern_recog): Update vect_recog_func reference.
2164         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
2165         multiplication by a constant use the type of the other operand.
2166
2167 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
2168
2169         PR rtl-optimization/49145
2170         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
2171
2172 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
2173
2174         PR debug/49262
2175         * dwarf2out.c (native_encode_initializer): Decrement count in each
2176         iteration.
2177
2178         PR debug/49294
2179         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
2180         non-MODE_INT modes.
2181
2182         PR c++/49264
2183         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
2184         if stmt folded into nothing.
2185         * tree-inline.c (fold_marked_statements): If a builtin at the end of
2186         a bb folded into nothing, just update cgraph edges and move to next bb.
2187         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
2188         to be NULL.  Don't compute count and frequency if new_call is NULL.
2189
2190 2011-06-04  Diego Novillo  <dnovillo@google.com>
2191
2192         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
2193         (cgraph.o): Likewise.
2194         (cgraphunit.o): Likewise.
2195         * cgraphunit.c: Include lto-streamer.h
2196         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
2197         if LTO is enabled.
2198         * lto-streamer-in.c (unpack_value_fields): Call
2199         streamer_hooks.unpack_value_fields if set.
2200         (lto_materialize_tree): For unhandled nodes, first try to
2201         call lto_streamer_hooks.alloc_tree, if it exists.
2202         (lto_input_ts_decl_common_tree_pointers): Move reading of
2203         DECL_INITIAL to lto_streamer_read_tree.
2204         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
2205         (lto_streamer_read_tree): New.
2206         (lto_reader_init): Rename from lto_init_reader.
2207         Move initialization code to lto/lto.c.
2208         * lto-streamer-out.c (pack_value_fields): Call
2209         streamer_hooks.pack_value_fields if set.
2210         (lto_output_tree_ref): For tree nodes that are not normally indexable,
2211         call streamer_hooks.indexable_with_decls_p before giving up.
2212         (lto_output_ts_decl_common_tree_pointers): Move handling
2213         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
2214         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
2215         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
2216         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
2217         (lto_streamer_write_tree): New.
2218         (lto_output): Call lto_streamer_init directly.
2219         (lto_writer_init): Remove.
2220         * lto-streamer.c (streamer_hooks): New.
2221         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
2222         instead of lto_preload_common_nodes.
2223         (lto_is_streamable): Move from lto-streamer.h
2224         (lto_streamer_hooks_init): New.
2225         (streamer_hooks): New.
2226         (streamer_hooks_init): New.
2227         * lto-streamer.h (struct output_block): Forward declare.
2228         (struct lto_input_block): Likewise.
2229         (struct data_in): Likewise.
2230         (struct bitpack_d): Likewise.
2231         (struct streamer_hooks): Declare.
2232         (streamer_hooks): Declare.
2233         (lto_streamer_hooks_init): Declare.
2234         (lto_streamer_write_tree): Declare.
2235         (lto_streamer_read_tree): Declare.
2236         (streamer_hooks_init): Declare.
2237         (lto_is_streamable): Move to lto-streamer.c
2238
2239 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2240
2241         * longlong.h (smul_ppmm): The resulting register pair contains the
2242         higher order word first.
2243
2244 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2245
2246         PR tree-optimization/46728
2247         * builtins.c (powi_table): Remove.
2248         (powi_lookup_cost): Remove.
2249         (powi_cost): Remove.
2250         (expand_powi_1): Remove.
2251         (expand_powi): Remove.
2252         (expand_builtin_pow_root): Remove.
2253         (expand_builtin_pow): Remove.
2254         (expand_builtin_powi): Eliminate handling of constant exponent.
2255         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
2256
2257 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
2258
2259         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
2260
2261 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
2262
2263         * dce.c (reset_unmarked_insns_debug_uses): New.
2264         (delete_unmarked_insns): Skip debug insns.
2265         (prescan_insns_for_dce): Likewise.
2266         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
2267         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
2268         active reg can be found.
2269         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
2270         (convert_regs_1): Use it.
2271
2272 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
2273
2274         * tree-pretty-print.c (dump_function_header): Add flags.
2275         Don't dump decl_uid with nouid.
2276         * tree-pretty-print.h (dump_function_header): Adjust.
2277         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
2278         * passes.c (pass_init_dump_file): Pass dump_flags on.
2279         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
2280
2281 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
2282
2283         PR bootstrap/49270
2284         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
2285
2286 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
2287
2288         PR tree-optimization/49243
2289         * calls.c (setjmp_call_p): Also check if fndecl has the
2290         returns_twice attribute.
2291
2292 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2293
2294         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
2295         -ffast-math etc.
2296
2297 2011-06-06  Richard Henderson  <rth@redhat.com>
2298             Georg-Johann Lay  <avr@gjlay.de>
2299
2300         PR target/42210
2301         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
2302         New predicates.
2303         * config/avr/avr.md ("insv"): New insn expander.
2304         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
2305         "*insv.not.io", "*insv.reg"): New insns.
2306
2307 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
2308
2309         PR target/49285
2310         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
2311         to nonimmediate_operand from memory_operand for the operand that is to
2312         be forced to memory by the expander.  Lose the constraints.
2313
2314 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
2315
2316         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
2317         EH return when delayed branches are disabled.
2318
2319 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
2320
2321         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
2322         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
2323         calculation.
2324         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
2325         Simplify MODE_V1DF and MODE_V2SF handling.
2326         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
2327         Simplify MODE_SF handling.
2328
2329 2011-06-04  Jan Hubicka  <jh@suse.cz>
2330
2331         PR tree-optimization/48893
2332         PR tree-optimization/49091
2333         PR tree-optimization/49179
2334         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
2335         Bounds check.
2336
2337 2011-06-04  Jan Hubicka  <jh@suse.cz>
2338
2339         PR lto/48954
2340         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
2341         bitmaps.
2342
2343 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
2344
2345         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
2346
2347 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
2348
2349         PR target/49281
2350         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
2351         to be strictly smaller than 1 << shiftcount.
2352
2353 2011-06-04  Jan Hubicka  <jh@suse.cz>
2354
2355         PR tree-optimize/48929
2356         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
2357         of empty predicate.
2358
2359 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
2360
2361         PR debug/48333
2362         * calls.c (emit_call_1): Prefer the __builtin declaration of
2363         builtin functions.
2364
2365 2011-06-03   Diego Novillo  <dnovillo@google.com>
2366
2367         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
2368         (lto_input_tree_pointers): Likewise.
2369         * lto-streamer-out.c (pack_value_fields): Likewise.
2370         (lto_output_tree_pointers): Likewise.
2371         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
2372         and OPTIMIZATION_NODE.
2373
2374 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2375
2376         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
2377         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
2378         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
2379         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
2380         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
2381         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
2382         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
2383         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
2384         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
2385         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
2386         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
2387         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
2388         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
2389         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
2390         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
2391         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
2392         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
2393         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
2394         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
2395         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
2396         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
2397         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
2398         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
2399         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
2400         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
2401         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
2402         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
2403         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
2404         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
2405         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
2406         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
2407         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
2408         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
2409         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
2410         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
2411         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
2412         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
2413         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
2414         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
2415         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
2416         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
2417         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
2418         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
2419         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
2420         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
2421         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
2422         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
2423         * system.h (MD_UNWIND_SUPPORT): Poison.
2424         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
2425         * doc/tm.texi: Regenerate.
2426         * unwind-dw2.c: Include md-unwind-support.h instead of
2427         MD_UNWIND_SUPPORT.
2428         * config/ia64/unwind-ia64.c: Likewise.
2429         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2430
2431 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
2432
2433         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
2434
2435 2011-06-03  Richard Henderson  <rth@redhat.com>
2436             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2437
2438         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
2439         (sigill_hdlr): Correct insn, insn size.
2440         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
2441
2442 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2443
2444         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
2445         t-slibgcc-dummy.
2446         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
2447         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
2448         * config/mips/t-iris: Remove.
2449         * config/mips/t-irix6: New file.
2450         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
2451
2452 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2453
2454         * Makefile.in (LIB2ADDEHDEP): Remove.
2455         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
2456         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
2457         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
2458         * config/t-darwin (LIB2ADDEHDEP): Remove.
2459         * config/t-freebsd (LIB2ADDEHDEP): Remove.
2460         * config/t-linux (LIB2ADDEHDEP): Remove.
2461
2462 2011-06-03  Diego Novillo  <dnovillo@google.com>
2463
2464         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
2465         (lto_register_var_decl_in_symtab): Likewise.
2466         (lto_register_function_decl_in_symtab): Likewise.
2467         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
2468         logic to uniquify_nodes.
2469
2470 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2471
2472         * config/alpha/t-osf5: Remove.
2473         * config/alpha/t-osf-pthread: Remove.
2474         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
2475         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
2476
2477 2011-06-03  Julian Brown  <julian@codesourcery.com>
2478
2479         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
2480         (strongarm1110): Use strongarm tuning.
2481         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
2482         * config/arm/arm.c (arm_strongarm_tune): New.
2483         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
2484         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
2485         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
2486         setting, using previous defaults or 1 for Cortex-A5.
2487         (arm_option_override): Set max_insns_skipped from current tuning.
2488
2489 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
2490
2491         * doc/install.texi (Options specification): Document --with-specs.
2492
2493 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2494
2495         * config/arm/neon.md (orndi3_neon): Actually split it.
2496
2497 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
2498
2499         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
2500         * var-tracking.c (reverse_op): Limite recurse depth to 5.
2501
2502 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
2503
2504         PR debug/47590
2505         * target.def (delay_sched2, delay_vartrack): New.
2506         * doc/tm.texi.in: Update.
2507         * doc/tm.texi: Rebuild.
2508         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
2509         * var-tracking.c (gate_handle_var_tracking): Likewise.
2510         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
2511         (bfin_flag_var_tracking): Drop.
2512         (output_file_start): Don't save and override flag_var_tracking.
2513         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
2514         (bfin_reorg): Test original variables.
2515         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2516         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
2517         (ia64_flag_var_tracking): Drop.
2518         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2519         (ia64_file_start): Don't save and override flag_var_tracking.
2520         (ia64_override_options_after_change): Ditto
2521         flag_schedule_insns_after_reload.
2522         (ia64_reorg): Test original variables.
2523         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
2524         (picochip_flag_var_tracking): Drop.
2525         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2526         (picochip_option_override): Don't save and override
2527         flag_schedule_insns_after_reload.
2528         (picochip_asm_file_start): Ditto flag_var_tracking.
2529         (picochip_reorg): Test original variables.
2530         * config/spu/spu.c (spu_flag_var_tracking): Drop.
2531         (TARGET_DELAY_VARTRACK): Define.
2532         (spu_var_tracking): New.
2533         (spu_machine_dependent_reorg): Call it.
2534         (asm_file_start): Don't save and override flag_var_tracking.
2535
2536 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
2537
2538         PR target/49163
2539         * config/sh/predicates.md (general_movsrc_operand): Return 0
2540         for memory and memory subreg of which address is an invalid
2541         indexed address for QI and HImode.
2542         (general_movdst_operand): Likewise.
2543
2544 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
2545
2546         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
2547         edges only, when there is a non-local label in the function.
2548         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
2549
2550 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
2551
2552         * config/i386/constraints.md (Y3): New register constraint.
2553         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
2554         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
2555         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
2556         *sse2_interleave_lowv2df.
2557
2558 2011-06-02  Julian Brown  <julian@codesourcery.com>
2559
2560         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
2561         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
2562         (arm_cortex_a5_tune): New.
2563
2564 2011-06-02  Julian Brown  <julian@codesourcery.com>
2565
2566         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
2567         * config/arm/arm.c (arm_default_branch_cost): New.
2568         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
2569         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
2570         (arm_fa726_tune): Set branch_cost field using
2571         arm_default_branch_cost.
2572         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
2573         current_tune structure.
2574         * dojump.c (tm_p.h): Include file.
2575
2576 2011-06-02  Julian Brown  <julian@codesourcery.com>
2577
2578         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
2579         tuning.
2580         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
2581         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
2582         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
2583         field.
2584         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
2585         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
2586         (arm_fa726te_tune): Add prefer_constant_pool setting.
2587         (arm_v6t2_tune, arm_cortex_tune): New.
2588         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
2589         prefer_constant_pool setting.
2590
2591 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
2592
2593         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
2594         switch statement.
2595         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
2596         (*movdf_internal) <case 6,7,8>: Ditto.
2597
2598         * config/i386/constraints.md (Y4): New register constraint.
2599         * config/i386/sse.md (vec_set<mode>_0): Merge with
2600         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
2601         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
2602         *vec_extractv2di_1_sse.
2603         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
2604         and *vec_concatv2di_rex64_sse.
2605
2606 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
2607
2608         PR target/48807
2609         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
2610         of cgraph_local_info for null before attempting to use it.
2611
2612 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
2613
2614         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
2615         (current_function_dynamic_alloc_count): Delete.
2616         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
2617         (expand_builtin_nonlocal_goto): Remove obsolete comment.
2618         (expand_builtin_update_setjmp_buf): Remove dead code.
2619         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
2620         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
2621         support.
2622         * function.c (instantiate_virtual_regs): Likewise.
2623         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
2624         for a block with a single abnormal incoming edge.
2625         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
2626         (SETJMP_VIA_SAVE_AREA): Delete.
2627         * config/sparc/sparc-protos.h (load_got_register): Declare.
2628         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2629         (load_got_register): Make global.
2630         (sparc_frame_pointer_required): Add 'static'.
2631         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
2632         (sparc_builtin_setjmp_frame_value): New function.
2633         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
2634         (save_stack_nonlocal): New expander.
2635         (restore_stack_nonlocal): Likewise.
2636         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
2637         (nonlocal_goto_internal): New insn.
2638         (goto_handler_and_restore): Delete.
2639         (builtin_setjmp_setup): Likewise.
2640         (do_builtin_setjmp_setup): Likewise.
2641         (setjmp): Likewise.
2642         (builtin_setjmp_receiver): New expander.
2643
2644 2011-06-01  David Li  <davidxl@google.com>
2645
2646         PR middle-end/49261
2647         * tree-pretty-print.c (dump_function_header): Format cleanup.
2648
2649 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
2650
2651         PR target/49238
2652         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
2653         needed when original operands are used for msw_skip comparison.
2654
2655 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2656
2657         PR debug/49250
2658         * var-tracking.c (add_uses, add_stores): Don't call
2659         cselib_subst_to_values on ENTRY_VALUE.
2660
2661 2011-06-01  Diego Novillo  <dnovillo@google.com>
2662
2663         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
2664         output_record_start with LTO_null instead of output_zero.
2665         (lto_output_ts_binfo_tree_pointers): Likewise.
2666         (lto_output_tree): Likewise.
2667         (output_eh_try_list): Likewise.
2668         (output_eh_region): Likewise.
2669         (output_eh_lp): Likewise.
2670         (output_eh_regions): Likewise.
2671         (output_bb): Likewise.
2672         (output_function): Likewise.
2673         (output_unreferenced_globals): Likewise.
2674         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
2675         instead of NUM_TREE_CODES.
2676         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
2677         (lto_output_int_in_range): Change << to >> when shifting VAL.
2678
2679 2011-06-01  Diego Novillo  <dnovillo@google.com>
2680
2681         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
2682         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
2683
2684 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
2685
2686         PR target/45074
2687         * optabs.h (valid_multiword_target_p): Declare.
2688         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
2689         doing multi-word operations.
2690         * optabs.c (expand_binop): Likewise.
2691         (expand_doubleword_bswap): Likewise.
2692         (expand_absneg_bit): Likewise.
2693         (expand_unop): Likewise.
2694         (expand_copysign_bit): Likewise.
2695         (multiword_target_p): New function.
2696
2697 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
2698
2699         PR rtl-optimization/48830
2700         PR rtl-optimization/48808
2701         PR rtl-optimization/48792
2702         * reload.c (push_reload): Check contains_reg_of_mode.
2703         * reload1.c (strip_paradoxical_subreg): New function.
2704         (gen_reload_chain_without_interm_reg_p): Use it to handle
2705         paradoxical subregs.
2706         (emit_output_reload_insns, gen_reload): Likewise.
2707
2708 2011-06-01  David Li  <davidxl@google.com>
2709
2710         * predict.c : Change pass name
2711         * ipa.c: Ditto.
2712         * dce.c: Ditto.
2713         * tree-profile.c: Ditto.
2714         * except.c: Ditto.
2715
2716 2011-06-01  David Li  <davidxl@google.com>
2717
2718         * tree-pretty-print.c (dump_function_header): New function.
2719         * final.c (rest_of_clean_state): Use header dumper.
2720         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
2721         * passes.c (pass_init_dump_file): Use header dumper.
2722
2723 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2724
2725         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
2726         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
2727         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
2728         New functions.
2729         (mem_loc_descriptor): Use them.
2730
2731         * var-tracking.c (create_entry_value): New function.
2732         (vt_add_function_parameter): Use it.
2733
2734 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2735
2736         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
2737         Include <signal.h>, <ucontext.h>.
2738         (sigill_caught): Define.
2739         (sigill_hdlr): New function.
2740         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
2741         insns can be executed.
2742         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
2743         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
2744
2745 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2746
2747         * config/t-slibgcc-darwin: Move to ...
2748         * config/t-slibgcc-dummy: ... this.  Clarify comments.
2749         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
2750         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
2751         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
2752         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
2753         Remove i386/t-crtstuff from tmake_file.
2754         (i[34567]86-*-solaris2*): Remove t-svr4,
2755         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
2756         t-slibgcc-dummy.
2757         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
2758         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
2759         sparc/t-crtfm from tmake_file.
2760         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
2761         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
2762         Remove extra_parts.
2763         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
2764         * config/i386/t-nwld (SHLIB_LINK): Remove.
2765         * config/i386/t-rtems-i386: Rename to ...
2766         * config/i386/t-rtems: ... this.
2767         ($(T)crti.o, $(T)crtn.o): Remove.
2768         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
2769         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
2770         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
2771         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
2772         EXTRA_MULTILIB_PARTS): Remove.
2773         * config/sparc/t-sol2-64: Likewise.
2774         * config/sparc/t-sol2: Remove.
2775         * config/sparc/t-crtin: Remove.
2776         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
2777         * config/i386/gmon-sol2.c: Remove.
2778         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
2779         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
2780         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
2781         * config/i386/sol2-gc1.asm: Remove.
2782         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
2783         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
2784         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
2785         * config/t-slibgcc-sld: Remove.
2786
2787 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2788
2789         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
2790         base_type_for_mode with op_mode instead of mode.
2791
2792 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
2793
2794         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
2795         Cortex-A15.
2796         * config/arm/arm-tune.md: Regenerate.
2797         * config/arm/arm-tables.opt: Regenerate.
2798         * config/arm/arm.c (FL_DIV): Rename...
2799         (FL_THUMB_DIV): ... to this.
2800         (FL_ARM_DIV): Define.
2801         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
2802         (arm_arch_hwdiv): Remove.
2803         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
2804         (arm_issue_rate): Add cortexr5.
2805         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
2806         __ARM_ARCH_EXT_IDIV__.
2807         (TARGET_IDIV): Define.
2808         (arm_arch_hwdiv): Remove.
2809         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
2810         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
2811         (divsi3, udivsi3): New patterns.
2812         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
2813         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
2814
2815 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2816
2817         * ipa-utils.c (ipa_dfs_info): New field scc_no.
2818         * ipa-utils.c (searchc): Set scc_no.
2819
2820 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2821
2822         * ipa-utils.c (searchc_env): New field allow_overwritable.
2823         (searchc): do not ignore edges to overwritable nodes if indicated
2824         by env->allow_overwritable.
2825         (ipa_reduced_postorder): Set env.allow_overwritable.
2826
2827 2011-06-01  Richard Guenther  <rguenther@suse.de>
2828
2829         * tree.c (free_lang_data): Do not reset boolean_type_node nor
2830         char_type_node.
2831         * lto-streamer.c (lto_record_common_node): Take node pointer,
2832         do not register types.
2833         (lto_preload_common_nodes): Explicitly skip preloading nodes
2834         that differ between frontends.
2835
2836 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2837
2838         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
2839         NON_FLOAT_REGS.
2840
2841 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2842
2843         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
2844         parameter value for dump. Dump cost on outermost call only.
2845         (rs6000_memory_move_cost): Dump cost on outermost call only.
2846
2847 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2848
2849         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
2850         DW_OP_GNU_convert ops.
2851
2852         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
2853         cselib_preserve_constants.
2854         (cselib_lookup_1): If cselib_preserve_constants,
2855         a new VALUE is being created for REG and there is a VALUE for the
2856         same register in wider mode, add another loc with lowpart SUBREG of
2857         the wider VALUE.
2858         (cselib_subst_to_values): Handle ENTRY_VALUE.
2859         * var-tracking.c  (replace_expr_with_values): Return NULL for
2860         ENTRY_VALUE too.
2861         * dwarf2out.c (convert_descriptor_to_signed): New function.
2862         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
2863         instead of two shifts.
2864         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
2865         the right mode if needed.
2866         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
2867         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
2868         convert_descriptor_to_signed.
2869         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
2870         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
2871
2872         PR target/48688
2873         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
2874
2875 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2876
2877         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
2878         of X87MODEI12 and SWI48x instead of SSEMODEI24.
2879         (SWI248x): New mode iterator, rename from X87MODEI.
2880         (X87MODEI): Remove mode iterator.
2881         (X87MODEI12): Ditto.
2882         (SSEMODEI24): Ditto.
2883
2884 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2885
2886         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
2887         * doc/invoke.texi: Document max-vartrack-expr-depth.
2888         * var-tracking.c (EXPR_DEPTH): New.
2889         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
2890
2891 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2892
2893         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
2894         * config/i386/sse.md: Add n to negated FMA pattern names.
2895
2896 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2897
2898         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
2899
2900 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2901
2902         * gengtype-state.c (read_state_params_structs): Initialize previous.
2903
2904 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2905
2906         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
2907         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
2908
2909 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2910
2911         * config/i386/i386.md (*movtf_internal): Avoid allocating general
2912         registers.  Penalize F*r->o alternative to prevent partial memory
2913         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
2914         CONST_DOUBLE immediates when optimizing function for size.  Do not move
2915         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
2916         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
2917         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
2918         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
2919         alternatives.
2920         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
2921
2922         (fp_register_operand splitters): Use fp_register_operand
2923         constraint.  Do not use FP_REG_P in insn condition.
2924         (any_fp_register_operand splitters): Use any_fp_register_operand
2925         constraint.  Do not use ANY_FP_REG_P in insn condition.
2926
2927 2011-05-31  Jan Hubicka  <jh@suse.cz>
2928
2929         * cgraph.h (cgraph_inline_failed_t): Give enum a name
2930         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
2931         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
2932         (lto_output_edge): Use output_enum and var_len_unsigned.
2933         (lto_output_varpool_node): Likewise.
2934         (input_overwrite_node): Do not take resolution parameter;
2935         extract it from a bitpack.
2936         (input_node): Do not read resolution; use input_enum and
2937         var_len_unsigned.
2938         (input_varpool_node): Likewise.
2939         (input_edge): Likewise.
2940         (input_cgraph_1): Likewise.
2941
2942 2011-05-31  Richard Guenther  <rguenther@suse.de>
2943
2944         * gimple.c (gimple_register_canonical_type): Do not register
2945         any types via gimple_register_type.
2946
2947 2011-05-31  Jan Hubicka  <jh@suse.cz>
2948
2949         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
2950         of thunks.
2951
2952 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2953
2954         PR rtl-optimization/49235
2955         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
2956         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
2957
2958 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
2959
2960         PR tree-optimization/49093
2961         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
2962         data references.
2963
2964 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
2965
2966         PR debug/49047
2967         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
2968         for concrete functions containing the code of cloned functions.
2969
2970 2011-05-31  Richard Guenther  <rguenther@suse.de>
2971
2972         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
2973         to ...
2974         (forward_propagate_into_comparison_1): ... this.
2975         (forward_propagate_comparison): Rename to ...
2976         (forward_propagate_into_comparison): ... this.  Split out
2977         real forward propagation code to ...
2978         (forward_propagate_comparison): ... this.
2979         (forward_propagate_into_gimple_cond): Remove looping.
2980         (forward_propagate_into_cond): Likewise.
2981         (simplify_not_neg_expr): Return whether we have done something.
2982         (simplify_gimple_switch): Likewise.
2983         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
2984         (ssa_forward_propagate_and_combine): ... this.  Re-structure
2985         to do a forward forward-propagation walk on BBs and a backward
2986         stmt combining walk on BBs.  Consistently re-scan changed statements.
2987         (pass_forwprop): Adjust.
2988
2989 2011-05-30  Ian Lance Taylor  <iant@google.com>
2990
2991         * godump.c (go_format_type): Correct length of name added to
2992         obstack for anonymous field.
2993
2994 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
2995
2996         PR target/49186
2997         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
2998         part of the second operand is 0.
2999
3000 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
3001
3002         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
3003         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
3004         to memory for !TARGET_MEMORY_MISMATCH_STALL.
3005         (*movdf_internal_rex64): Do not penalize F->r alternative.
3006         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
3007         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
3008         when optimizing function for size.  Do not move CONST_DOUBLEs
3009         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
3010         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
3011         SUBREGs.  Do not check for MEM_P operands in the insn condition,
3012         check for ANY_FP_REGNO_P instead.
3013         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
3014         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
3015         function for speed.
3016         * config/i386/i386.c (ix86_option_override_internal): Do not
3017         set TARGET_INTEGER_DFMODE_MOVES here.
3018
3019 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
3020
3021         PR target/49168
3022         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
3023
3024 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
3025
3026         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
3027         DW_TAG_rvalue_reference_type even for
3028         -gdwarf-4 -fno-debug-types-section.
3029
3030 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3031
3032         PR tree-optimization/46728
3033         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
3034         (build_and_insert_binop): New.
3035         (gimple_expand_builtin_pow): Reorder args for
3036         build_and_insert_call; use build_and_insert_binop; add more
3037         optimizations for fractional exponents.
3038
3039 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
3040
3041         PR bootstrap/49190
3042
3043         Revert:
3044         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
3045
3046         * tree.h (struct tree_identifier): Inherit from tree_typed, not
3047         tree_common.
3048         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
3049         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
3050         TS_BASE instead of TS_COMMON.
3051         * varasm.c (assemble_name): Remove assert.
3052
3053 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
3054
3055         * config.gcc: Keep obselete list sorted.
3056
3057 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
3058             Eric Botcazou  <ebotcazou@adacore.com>
3059
3060         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
3061         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
3062         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
3063         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
3064         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
3065
3066 2011-05-30  Richard Guenther  <rguenther@suse.de>
3067
3068         * gimple.c (gimple_types_compatible_p_1): Compare record
3069         and union type members properly.
3070
3071 2011-05-30  Richard Guenther  <rguenther@suse.de>
3072
3073         PR tree-optimization/49210
3074         * ipa-split.c (split_function): Care for the case where the call
3075         result is not trivially convertible to the result holding variable.
3076
3077 2011-05-30  Richard Guenther  <rguenther@suse.de>
3078
3079         PR tree-optimization/49218
3080         * tree-vrp.c (adjust_range_with_scev): Properly check whether
3081         overflow occured.
3082
3083 2011-05-30  Richard Guenther  <rguenther@suse.de>
3084
3085         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
3086         New function split out from ...
3087         (forward_propagate_into_gimple_cond): ... here.  Adjust.
3088         (forward_propagate_into_cond): Likewise.
3089         (forward_propagate_comparison): Also propagate into
3090         comparisons on assignment RHS.  Change return value to
3091         behave similar to forward_propagate_into_cond.
3092         (tree_ssa_forward_propagate_single_use_vars): Handle
3093         strict-overflow warnings properly for forward_propagate_comparison.
3094
3095 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3096
3097         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
3098         from plugin linker.
3099         * configure: Regenerate.
3100
3101 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
3102
3103         PR tree-optimization/49199
3104         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
3105         non-reduction operands are either defined in the loop or by induction.
3106
3107 2011-05-29  Xinliang David Li  <davidxl@google.com>
3108
3109         * opts-global.c (handle_common_deferred_options): Handle new options.
3110         * passes.c (register_one_dump_file): Call register_pass_name.
3111         (execute_one_pass): Check explicit enable/disable flag.
3112         (passr_hash): New function.
3113         (passr_eq): Ditto.
3114         (register_pass_name): Ditto.
3115         (get_pass_by_name): Ditto.
3116         (pass_hash): Ditto.
3117         (pass_eq): Ditto.
3118         (enable_pass): Ditto.
3119         (disable_pass): Ditto.
3120         (is_pass_explicitly_enabled_or_disabled): Ditto.
3121
3122 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
3123
3124         * config/i386/i386.md (*movoi_internal_avx): Use
3125         standard_sse_constant_opcode for alternative 0.
3126         (*movti_internal_sse): Ditto.
3127         (*movti_internal_rex64): Use standard_sse_constant_opcode for
3128         alternative 2.
3129         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
3130         sselog1 type moves.
3131         (*movsi_internal): Ditto.
3132         (*movdi_internal): Ditto.  Add ssecvt type moves.
3133
3134 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
3135
3136         PR target/48830
3137         * rtlanal.c (simplify_subreg_regno): Adjust comment.
3138
3139 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
3140
3141         PR rtl-optimization/49095
3142         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
3143         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
3144
3145 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
3146
3147         PR target/43995
3148         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
3149         recurse_p argument.  Only follow register copies if it is set,
3150         and prevent mips_find_pic_call_symbol from recursing.
3151         (mips_find_pic_call_symbol): Add a recurse_p argument.
3152         Pass it to mips_pic_call_symbol_from_set.
3153         (mips_annotate_pic_calls): Update accordingly.
3154
3155 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
3156
3157         * emit-rtl.c (try_split): Use a loop to search for
3158         NOTE_INSN_CALL_ARG_LOCATIONs.
3159
3160 2011-05-29  Richard Guenther  <rguenther@suse.de>
3161
3162         PR tree-optimization/49217
3163         * ipa-pure-const.c (propagate_pure_const): Fix typos.
3164
3165 2011-05-28  Jan Hubicka  <jh@suse.cz>
3166
3167         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
3168         length.
3169         (string_slot_free): Remove
3170         (create_output_block): Initialize obstack.
3171         (destroy_output_block): Free obstack.
3172         (lto_string_index): Add PERSISTENT parameter; do not duplicate
3173         the string unless it needs to be added into the hash.
3174         (lto_output_string_with_length): Add persistent attribute;
3175         handle NULL strings.
3176         (lto_output_string): Add PERSISTENT parameter.
3177         (output_string_cst, output_identifier): Simplify.
3178         (lto_output_location_bitpack): Update.
3179         (lto_output_builtin_tree): Update.
3180         * lto-streamer.h (struct output_block): Add obstack.
3181         (lto_output_string, lto_output_string_with_length): Remove
3182         declarations; functions are static now.
3183
3184 2011-05-28  Jan Hubicka  <jh@suse.cz>
3185
3186         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
3187         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
3188         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
3189         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
3190         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
3191         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
3192         unpack_ts_decl_with_vis_value_fields,
3193         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
3194         lto_get_builtin_tree): Use enum and variable length i/o.
3195         * basic-block.h (profile_status_d): Add PROFILE_LAST.
3196         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
3197         New functions.
3198         (bp_pack_enum, bp_unpack_enum): New macros.
3199
3200 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
3201
3202         * genrecog.c: Remove redundant forward declarations.
3203
3204 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
3205
3206         * config.gcc: Deprecate mips*-*-openbsd*.
3207
3208 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
3209
3210         PR bootstrap/49195
3211         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
3212         for match_op_dup.
3213
3214 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
3215
3216         PR middle-end/48981
3217         * gengtype.c (vec_prefix_type): New function.
3218         (note_def_vec): Use vec_prefix_type and change the length
3219         attribute to be based on the prefix.
3220         * vec.c: Include coretypes.h before vec.h.
3221         (struct vec_prefix): Remove.
3222         (vec_gc_p_reserve): Change the offsetof to sizeof.
3223         (vec_gc_p_reserve_exact): Likewise.
3224         (vec_heap_p_reserve): Likewise.
3225         (vec_heap_p_reserve_exact): Likewise.
3226         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
3227         (vec_stack_p_reserve): Change the offsetof to sizeof.
3228         (vec_stack_p_reserve_exact): Likewise.
3229         * vec.h (struct vec_prefix): New struct definition.
3230         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
3231         (VEC_T_GTY(T,B)): Likewise.
3232         (DEF_VEC_FUNC_P(T)): Use prefix field.
3233         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
3234         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
3235
3236 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3237
3238         PR tree-optimization/46728
3239         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
3240         (powi_as_mults): Add gimple_set_location.
3241         (build_and_insert_call): New.
3242         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
3243         0.5, 0.25, 0.75, 1./3., or 1./6.
3244
3245 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
3246
3247         * doc/contrib.texi: Update copyright years.
3248         (Contributors): Add Zdenek Sojka.
3249
3250 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
3251
3252         * c-decl.c (c_push_function_context): Copy the current statement
3253         list stack.
3254         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
3255         (finish_struct): Call building_stmt_list_p instead of checking
3256         cur_stmt_list.
3257         * c-parser.c (c_parser_postfix_expression): Likewise.
3258         * c-typeck.c (c_end_compound_stmt): Likewise.
3259         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
3260         * tree-iterator.c (stmt_list_cache): Change to a VEC.
3261         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
3262         (free_stmt_list): Likewise.
3263         * tree.h (struct tree_statement_list): Include typed_tree instead
3264         of tree_common.
3265         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
3266         as TS_TYPED instead of TS_COMMON.
3267
3268 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3269             Uros Bizjak  <ubizjak@gmail.com>
3270
3271         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
3272         (HAVE_AS_IX86_TLSGDPTL): Define.
3273         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
3274         (HAVE_AS_IX86_TLSLDMPLT): Define.
3275         * configure: Regenerate.
3276         * config.in: Regenerate.
3277         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
3278         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
3279         TARGET_SUN_TLS, use @tlsgdplt or @plt.
3280         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
3281         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
3282         @tlsldmplt or @plt.
3283         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
3284
3285 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
3286
3287         * sched-int.h (struct _haifa_deps_insn_data): New members cond
3288         and reverse_cond.
3289         (INSN_COND, INSN_REVERSE_COND): New macros.
3290         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
3291         once.
3292         (sched_get_condition_with_rev): Cache the results, and look them up
3293         if possible.
3294         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
3295         are clobbered by the current insn.
3296         * target.def (exposed_pipline): New sched data hook.
3297         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
3298         * doc/tm.texi: Regenerate.
3299
3300 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3301
3302         PR tree-optimization/49170
3303         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
3304         sincos or cexp.
3305
3306 2011-05-27  Richard Guenther  <rguenther@suse.de>
3307
3308         PR middle-end/49189
3309         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
3310         of comparisons.
3311
3312 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
3313
3314         * haifa-sched.c (sched_scan_info): Remove.
3315         (schedule_block): Call sched_extend_luids rather than sched_init_luids
3316         with NULL args.
3317         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
3318         Remove functions.
3319         (sched_scan): Remove.
3320         (sched_extend_luids): Renamed from luids_extend_insn and no longer
3321         static.  All callers changed.
3322         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
3323         static.  All callers changed.
3324         (sched_init_luids): Remove all arguments except the first.  All
3325         callers changed.  Don't use sched_scan.
3326         (haifa_init_h_i_d): Likewise.
3327         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
3328         manually rather than using sched_init_luids.  Likewise with
3329         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
3330         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
3331         rather than sched_init_luids with NULL args.
3332         * sel-sched-ir.c (new_insns): Remove variable.
3333         (sched_scan): New static function, previously in haifa-sched.c.  Remove
3334         all arguments but the first two; all callers changed.
3335         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
3336         rather than sched_init_luids.
3337         (sel_init_bbs): Remove second argument.  All callers changed.
3338         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
3339         with NULL arguments.
3340         (create_insn_rtx_from_pattern): Likewise.
3341         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
3342         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
3343         (sched_init_insn_luid, sched_extend_luids): Declare.
3344         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
3345         declarations.
3346
3347 2011-05-27  Richard Guenther  <rguenther@suse.de>
3348
3349         PR middle-end/49177
3350         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
3351         A CMP B ? (T) true : (T) false for non-integral types T again.
3352
3353 2011-05-27  Jan Hubicka  <jh@suse.cz>
3354
3355         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
3356         so 0 means NULL string.
3357         (lto_output_string_with_length): ... here.
3358         (lto_output_string, output_string_cst, output_identifier): Update
3359         handling of NULL strings.
3360         (lto_output_location_bitpack): New function.
3361         (lto_output_location): Use it.
3362         (lto_output_tree_ref): Use output_record_start.
3363         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
3364         len values.
3365         * lto-streamer-in.c (string_for_index): Break out from ...; offset
3366         values by 1.
3367         (input_string_internal): ... here;
3368         (input_string_cst, input_identifier, lto_input_string): Update handling
3369         of NULL strings.
3370         (lto_input_location_bitpack): New function
3371         (lto_input_location): Use it.
3372         (unpack_ts_type_common_value_fields): Pack align & alias in var len
3373         values.
3374         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
3375         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
3376         (bp_pack_value): Sanity check the value range.
3377         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
3378         New functions.
3379         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
3380         New functions.
3381
3382 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
3383
3384         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
3385         call_arg_location instructions down the floor.
3386
3387 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
3388
3389         PR rtl-optimization/49154
3390         * ira.c (setup_pressure_classes): Process class without sublcasses
3391         as a candidate for pressure classes.
3392
3393 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
3394
3395         PR rtl-optimization/48575
3396         * genrecog.c (position_type): New enum.
3397         (position): New structure.
3398         (decision): Use position structure instead of a string.
3399         (root_pos, peep2_insn_pos_list): New variables.
3400         (next_position, compare_positions): New functions.
3401         (new_decision): Use position structures instead of strings.
3402         (maybe_both_true): Likewise.
3403         (change_state): Likewise.
3404         (write_tree): Likewise.
3405         (make_insn_sequence): Likewise.
3406
3407 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
3408
3409         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
3410         TS_BASE instead of TS_COMMON.
3411         (find_decls_types_r): Check for TS_TYPED structure before looking at
3412         TREE_TYPE.
3413         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
3414         Add chain field.
3415         (BLOCK_CHAIN): Use new chain field.
3416
3417 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
3418
3419         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
3420         moves expensive on Power7 also.
3421
3422 2011-05-26  Richard Guenther  <rguenther@suse.de>
3423
3424         * fold-const.c (fold_unary_loc): Remove bogus code.
3425
3426 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
3427
3428         * tree.h (struct tree_identifier): Inherit from tree_typed, not
3429         tree_common.
3430         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
3431         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
3432         TS_BASE instead of TS_COMMON.
3433         * varasm.c (assemble_name): Remove assert.
3434
3435 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
3436
3437         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
3438         substituted first.
3439         * libgcc-std.ver: Delete file.
3440
3441 2011-05-26  Richard Guenther  <rguenther@suse.de>
3442
3443         PR tree-optimization/48702
3444         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
3445         only when we know the base address is within bounds.
3446         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
3447         assume the base address of TARGET_MEM_REFs is in bounds.
3448
3449 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3450
3451         PR target/49099
3452         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
3453         declaration in TARGET_SOLARIS.
3454
3455 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
3456
3457         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
3458         The instruction is then expanded explicitly.
3459         (supported_compare): Callable instruction.
3460         (compare): Likewise.
3461
3462 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
3463
3464         PR c++/49165
3465         * gimplify.c (shortcut_cond_r): Don't special case
3466         COND_EXPRs if they have void type on one of their arms.
3467
3468 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
3469
3470         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
3471         to reduce duplication, and to achieve a slightly more logical order
3472         of operations.
3473
3474 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
3475
3476         PR tree-optimization/49161
3477         * tree-vrp.c (struct case_info): New type.
3478         (compare_case_labels): Sort case_info structs instead of
3479         trees, and not primarily by CASE_LABEL uids but by
3480         label_for_block indexes.
3481         (find_switch_asserts): Put case labels into struct case_info
3482         array instead of TREE_VEC, adjust sorting, compare label_for_block
3483         values instead of CASE_LABELs.
3484
3485 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3486
3487         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
3488         ("orndi3_neon"): Likewise.
3489         ("bic<mode>3_neon"): Likewise.
3490
3491 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
3492
3493         PR tree-optimization/49038
3494         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
3495         Ensure at least one epilogue iteration if required by data
3496         accesses with gaps.
3497         * tree-vectorizer.h (struct _loop_vec_info): Add new field
3498         to mark loops that require peeling for gaps.
3499         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
3500         (vect_get_known_peeling_cost): Take peeling for gaps into
3501         account.
3502         (vect_transform_loop): Generate epilogue if required by data
3503         access with gaps.
3504         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
3505         loop as requiring an epilogue if there are gaps in the end of
3506         the strided group.
3507
3508 2011-05-25  Ian Lance Taylor  <iant@google.com>
3509
3510         * godump.c (go_format_type): Output the first field with a usable
3511         Go type, if any.
3512
3513 2011-05-25  Ian Lance Taylor  <iant@google.com>
3514
3515         * godump.c (go_format_type): Check for invalid type names, pointer
3516         target types, and struct field types.
3517
3518 2011-05-25  Jason Merrill  <jason@redhat.com>
3519
3520         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
3521
3522 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
3523
3524         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
3525
3526 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
3527
3528         * config/i386/i386.md (*movqi_extv_1)): Put back
3529         "register_operand" check in "type" calculation.
3530         (*movqi_extzv_2): Likewise.
3531
3532 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
3533
3534         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
3535
3536 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
3537
3538         PR bootstrap/49160
3539         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
3540         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
3541         __divxc3, __divtc3): Wrap definitions in #ifndef.
3542
3543 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
3544
3545         PR target/49142
3546         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
3547         "register_operand" check and replace q_regs_operand with
3548         QIreg_operand in "type" calculation.
3549         (*movqi_extv_1): Likewise.
3550         (*movqi_extzv_2_rex64): Likewise.
3551         (*movqi_extzv_2): Likewise.
3552
3553         * config/i386/predicates.md (QIreg_operand): New.
3554
3555 2011-05-25  Richard Guenther  <rguenther@suse.de>
3556
3557         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
3558         type-based offset disambiguation, streamline MEM_REF and
3559         TARGET_MEM_REF handling.
3560
3561 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
3562
3563         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
3564         (bdesc_special_args): Add pause intrinsic.
3565
3566         * config/i386/i386.md (UNSPEC_PAUSE): New.
3567         (pause): Likewise.
3568         (*pause): Likewise.
3569         * config/i386/ia32intrin.h (__pause): Likewise.
3570
3571         * doc/extend.texi (X86 Built-in Functions): Add documentation for
3572         pause intrinsic.
3573
3574 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3575
3576         PR tree-optimization/46728
3577         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
3578         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
3579
3580 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
3581
3582         * tree.h (struct tree_exp): Inherit from struct tree_typed.
3583         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
3584         instead of TS_COMMON.
3585
3586 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
3587
3588         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
3589         LIBGCC2_GNU_PREFIX is defined.
3590         (__N): New macro.
3591         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
3592         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
3593         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
3594         __clz_tab): Define using __N.
3595         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
3596         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
3597         * target.def (libfunc_gnu_prefix): New hook.
3598         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
3599         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
3600         * doc/tm.texi: Regenerate.
3601         * system.h (LIBGCC2_GNU_PREFIX): Poison.
3602         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
3603         account.
3604         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
3605         (init_optabs): Likewise for the bswap libfuncs.
3606         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
3607         and divide.
3608         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
3609         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
3610         * libgcc-std.ver: Remove.
3611         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
3612         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
3613         libgcc-std.ver.
3614         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3615         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
3616         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
3617         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
3618         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
3619         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3620         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3621         * config/fixed-bit.h (FIXED_OP): Define differently depending on
3622         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
3623         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
3624
3625 2011-05-25  Jan Hubicka  <jh@suse.cz>
3626
3627         * lto-streamer-out.c (output_record_start): Use lto_output_enum
3628         (lto_output_tree): Use output_record_start.
3629         * lto-streamer-in.c (input_record_start): Use lto_input_enum
3630         (lto_get_pickled_tree): Use input_record_start.
3631         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
3632         (lto_value_range_error): New function.
3633         * lto-streamer.h (lto_value_range_error): Declare.
3634         (lto_output_int_in_range, lto_input_int_in_range): New functions.
3635         (lto_output_enum, lto_input_enum): New macros.
3636
3637 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
3638
3639         * common.opt (flag_stack_usage_info): New variable.
3640         (-Wstack-usage): New option.
3641         * doc/invoke.texi (Warning options): Document -Wstack-usage.
3642         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
3643         <OPT_fstack_usage>: Likewise.
3644         * toplev.c (output_stack_usage): Handle -Wstack-usage.
3645         * calls.c (expand_call): Test flag_stack_usage_info variable instead
3646         of flag_stack_usage.
3647         (emit_library_call_value_1): Likewise.
3648         * explow.c (allocate_dynamic_stack_space): Likewise.
3649         * function.c (instantiate_virtual_regs ): Likewise.
3650         (prepare_function_start): Likewise.
3651         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
3652         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
3653         * config/arm/arm.c (arm_expand_prologue): Likewise.
3654         (thumb1_expand_prologue): Likewise.
3655         * config/avr/avr.c (expand_prologue): Likewise.
3656         * config/i386/i386.c (ix86_expand_prologue): Likewise.
3657         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3658         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
3659         * config/mips/mips.c (mips_expand_prologue): Likewise.
3660         * config/pa/pa.c (hppa_expand_prologue): Likewise.
3661         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3662         * config/s390/s390.c (s390_emit_prologue): Likewise.
3663         * config/sh/sh.c (sh_expand_prologue): Likewise.
3664         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
3665         * config/spu/spu.c (spu_expand_prologue): Likewise.
3666
3667 2011-05-25  Richard Guenther  <rguenther@suse.de>
3668
3669         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
3670         (gimple_canonical_types_compatible_p): Likewise.
3671
3672 2011-05-25  Jan Hubicka  <jh@suse.cz>
3673
3674         PR middle-end/49062
3675         * ipa.c (function_and_variable_visibility): Only add to same
3676         comdat group list if DECL_ONE_ONLY.
3677
3678 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
3679
3680         PR rtl-optimization/49014
3681         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
3682
3683 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
3684
3685         PR target/49128
3686         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
3687
3688 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3689
3690         PR rtl-optimization/48757
3691         * ira-build.c (loop_with_eh_edge_p): Rename to
3692         loop_with_complex_edge_p, check edges on complexity, make function
3693         conditional.
3694         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
3695         conditional.
3696
3697 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3698
3699         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
3700         force flag_ira_share_save_slots to 0.
3701
3702 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3703
3704         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
3705         (vt_initialize): Set PROLOGUE_BB unconditionally.
3706         Add block comment about CFA_BASE_RTX machinery.
3707         Reset FP_CFA_OFFSET to -1 on all invalid paths.
3708         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
3709
3710 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
3711
3712         PR objc/48187
3713         * c-parser.c (c_parser_objc_class_instance_variables): More robust
3714         parsing of syntax error in ObjC instance variable lists.  In
3715         particular, avoid an infinite loop if there is a stray ']'.
3716         Updated error message.
3717
3718 2011-05-24  Ian Lance Taylor  <iant@google.com>
3719
3720         * godump.c (go_define): Don't accept a string immediately after
3721         another operand.
3722
3723 2011-05-24  Ian Lance Taylor  <iant@google.com>
3724
3725         * godump.c (struct godump_container): Add invalid_hash field.
3726         (go_format_type): Return false if type is found in invalid_hash.
3727         (go_output_typedef): Add invalid type to invalid_hash.
3728         (go_finish): Create and delete invalid_hash.
3729
3730 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3731
3732         PR tree-optimization/46728
3733         * tree-ssa-math-opts.c (powi_table): New.
3734         (powi_lookup_cost): New.
3735         (powi_cost): New.
3736         (powi_as_mults_1): New.
3737         (powi_as_mults): New.
3738         (gimple_expand_builtin_powi): New.
3739         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
3740         (gate_cse_sincos): Remove sincos/cexp restriction.
3741
3742 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3743
3744         PR target/3746
3745         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
3746         mips-tdump native.
3747         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
3748         * mips-tdump.c: Likewise.
3749
3750 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
3751
3752         PR target/49128
3753         * config/i386/driver-i386.c (host_detect_local_cpu): Always
3754         add -mno-XXX.  Handle FMA.
3755
3756 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3757
3758         PR rtl-optimization/48633
3759         * ira-build.c (loop_with_eh_edge_p): New function.
3760         (mark_loops_for_removal): Use it.
3761
3762 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3763
3764         PR rtl-optimization/48971
3765         * ira.c (setup_pressure_classes): Don't check register move cost
3766         for classes with one registers.  Don't add pressure class if there
3767         is a pressure class with the same available hard registers.
3768         Check contains_reg_of_mode.  Fix a typo in collecting
3769         temp_hard_regset.  Ignore hard registers not belonging to a class.
3770
3771 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
3772
3773         PR target/49133
3774         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
3775
3776 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3777             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3778
3779         PR gcov-profile/48845
3780         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
3781
3782 2011-05-24  Richard Guenther  <rguenther@suse.de>
3783
3784         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
3785         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
3786         (gimple_types_compatible_p_1): Adjust.
3787         (iterative_hash_canonical_type): Do not bother about complete vs.
3788         incomplete types.
3789         (gimple_canonical_types_compatible_p): Likewise.
3790
3791 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3792
3793         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
3794
3795 2011-05-24  Richard Guenther  <rguenther@suse.de>
3796
3797         PR bootstrap/49078
3798         * gimple.c (gimple_register_canonical_type): Revert
3799         previous change.
3800         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
3801         does not for a tree for the case where it matters.  Cache
3802         pointer-type alias-sets.
3803
3804 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
3805
3806         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
3807         (OBJS): Remove options.o, opts-common.o and prefix.o.
3808         (OBJS-libcommon-target): New.
3809         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
3810         (BACKEND): Include libcommon-target.a.
3811         (MOSTLYCLEANFILES): Include libcommon-target.a.
3812         (libcommon-target.a): New.
3813         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
3814         prefix.o.
3815
3816 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
3817
3818         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
3819         parts of output shared with the driver.
3820         * optc-gen.awk: Don't generate parts of output not shared with the
3821         driver.
3822         * opth-gen.awk: Remove GCC_DRIVER conditionals.
3823         * doc/options.texi (SourcerInclude): Mention options-save.c.
3824         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
3825         (OBJS): Add options-save.o.
3826         (options-save.c, options-save.o): New.
3827         (options.o): Update dependencies.
3828         (gcc-options.o): Remove.
3829         (mostlyclean): Remove options-save.c.
3830
3831 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3832
3833         PR debug/49032
3834         * dbxout.c: Include cgraph.h.
3835         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
3836         and without value expr, return NULL if no varpool node exists for
3837         it or if it is not needed.
3838         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
3839
3840         PR c/49120
3841         * c-decl.c (start_decl): Convert expr to void_type_node.
3842
3843 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
3844
3845         PR rtl-optimization/48826
3846         * emit-rtl.c (try_split): When splitting a call that is followed
3847         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
3848
3849 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3850
3851         * cfgexpand.c (expand_debug_expr): For unused non-addressable
3852         parameters passed in memory prefer using DECL_INCOMING_RTL over
3853         the pseudos it will be copied into.
3854
3855 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
3856
3857         PR target/47315
3858         * config/i386/i386.c (ix86_option_override_internal): Save the
3859         initial options after checking vzeroupper.
3860
3861 2011-05-23  David Li  <davidxl@google.com>
3862
3863         PR tree-optimization/48988
3864         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
3865         Initialize has_valid_pred for each pred chain.
3866
3867 2011-05-23  Richard Guenther  <rguenther@suse.de>
3868
3869         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
3870         (iterative_hash_gimple_type): Always hash type names.
3871
3872 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
3873
3874         * c-typeck.c (build_function_call_vec): Tweak call to
3875         check_function_arguments.
3876
3877 2011-05-23  Richard Guenther  <rguenther@suse.de>
3878
3879         PR tree-optimization/49115
3880         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
3881         is not necessarily carried out, do not claim it kills the ref.
3882         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
3883
3884 2011-05-23  Richard Guenther  <rguenther@suse.de>
3885
3886         PR middle-end/15419
3887         * builtins.c (fold_builtin_memory_op): Be less restrictive about
3888         what pointer types we accept for folding.
3889
3890 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3891
3892         * gthr-gnat.c: Remove.
3893         * gthr-gnat.h: Remove.
3894         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
3895         * config/t-freebsd (LIB2ADDEH): Likewise.
3896         * config/t-linux (LIB2ADDEH): Likewise.
3897         * config/t-sol2 (LIB2ADDEH): Likewise.
3898         * config/ia64/t-vms (LIB2ADDEH): Likewise.
3899         * configure.ac (target_thread_file): Remove gnat handling.
3900         * configure: Regenerate.
3901         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
3902
3903 2011-05-23  Tristan Gingold  <gingold@adacore.com>
3904             Eric Botcazou  <ebotcazou@adacore.com>
3905
3906         * gcov.c (create_file_names): If no object directory is specified,
3907         keep the directory of the file.
3908
3909 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3910
3911         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
3912         * configure: Regenerate.
3913
3914 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3915
3916         PR middle-end/48973
3917         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
3918         failed and the comparison has a single bit signed type, use
3919         constm1_rtx instead of const1_rtx for true value.
3920         (do_store_flag): If ops->type is single bit signed type, disable
3921         signel bit test optimization and pass -1 instead of 1 as last
3922         parameter to emit_store_flag_force.
3923
3924 2011-05-23  Tom de Vries  <tom@codesourcery.com>
3925
3926         PR target/45098
3927         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
3928         function.
3929         (infer_loop_bounds_from_undefined): Use new function.
3930
3931 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3932
3933         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
3934         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
3935         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
3936         and -O0 otherwise.
3937         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
3938
3939 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3940
3941         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
3942         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
3943         returns true.
3944
3945 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3946
3947         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
3948
3949 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3950
3951         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
3952         UNSPEC_MOVE_PIC pattern.
3953
3954 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3955
3956         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
3957         (sparc-*-rtems*): Likewise.
3958         (sparc64-*-elf*): Likewise.
3959         (sparc64-*-rtems*): Likewise.
3960         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
3961         * config/sparc/t-crtin: New file.
3962         * config/sparc/t-sol2 (crti.o): Delete rule.
3963         (crtn.o): Likewise.
3964         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
3965         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
3966         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
3967         (ENDFILE_SPEC): Add crtn.o.
3968
3969 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3970
3971         PR middle-end/48689
3972         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
3973         CODE_CONTAINS_STRUCT (TS_COMMON).
3974
3975 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
3976
3977         PR middle-end/49029
3978         * expmed.c (extract_fixed_bit_field): Test whether target can be used
3979         only after deciding which mode to use.
3980
3981 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3982
3983         PR target/45098
3984         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
3985         for call to get_shiftadd_cost.
3986
3987 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
3988
3989         PR target/49104
3990         * config/i386/cpuid.h (bit_MMXEXT): New define.
3991
3992 2011-05-22  Nick Clifton  <nickc@redhat.com>
3993
3994         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
3995         initialisation of non-existant args[2] element.  Use args[] array
3996         not arg[] array to pass arguments to build_function_type_list.
3997
3998 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
3999
4000         PR tree-optimization/49087
4001         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
4002
4003 2011-05-21  Jason Merrill  <jason@redhat.com>
4004
4005         PR c++/49092
4006         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
4007         static storage duration.
4008
4009 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
4010
4011         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
4012         frame pointer.
4013
4014 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
4015
4016         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
4017         false if there are call-saved registers here...
4018         (sparc_can_use_return_insn_p): ...but here instead.
4019         (save_or_restore_regs): Fix thinko.
4020         (sparc_expand_prologue): Use current_function_is_leaf.
4021         (sparc_frame_pointer_required): Likewise.
4022
4023 2011-05-21  Nick Clifton  <nickc@redhat.com>
4024
4025         PR target/49098
4026         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
4027
4028 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
4029
4030         * gengtype.c (walk_type): Implemented "atomic" GTY option.
4031         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
4032
4033 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
4034
4035         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
4036         * optc-gen.awk: Move common code to opt-read.awk.
4037         * opth-gen.awk: Likewise.
4038         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
4039
4040 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
4041
4042         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
4043
4044 2011-05-20  Tom de Vries  <tom@codesourcery.com>
4045
4046         PR target/45098
4047         * tree-ssa-loop-ivopts.c: Include expmed.h.
4048         (get_shiftadd_cost): New function.
4049         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
4050
4051 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
4052
4053         PR bootstrap/49086
4054         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
4055         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
4056
4057 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
4058
4059         * Makefile.in: Update comment referring to $(OBJS-common).
4060
4061 2011-05-20  Ian Lance Taylor  <iant@google.com>
4062
4063         * godump.c (go_output_typedef): Put enum constants in the macro
4064         hash table to avoid duplicate Go const definitions.
4065
4066 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
4067
4068         * Makefile.in (LIBDEPS): Add libcommon.a.
4069         (LIBS): Likewise.
4070         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
4071         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
4072         pretty-print.o and version.o.
4073         (OBJS-libcommon): New.
4074         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
4075         (BACKEND): Add libcommon.a.
4076         (MOSTLYCLEANFILES): Likewise.
4077         (libcommon.a): New.
4078         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
4079         (cpp$(exeext)): Likewise.
4080         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
4081         pretty-print.o and input.o.
4082         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
4083         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
4084         (errors.o): Remove.
4085         (mips-tfile): Don't explicitly use version.o.
4086         (mips-tdump): Likewise.
4087         (gcov.o): Depend on $(DIAGNOSTIC_H).
4088         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
4089         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
4090         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
4091         * gcov-dump.c: Include intl.h and diagnostic.h.
4092         (main): Initialize diagnostics.
4093         * gcov.c: Include diagnostic.h.
4094         (fnotice): Remove.
4095         (main): Initialize diagnostics.
4096         * lto-wrapper.c: Include diagnostic.h.
4097         (main): Initialize diagnostics.
4098
4099 2011-05-20  Michael Matz  <matz@suse.de>
4100
4101         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
4102
4103 2011-05-20  Michael Matz  <matz@suse.de>
4104             Richard Guenther  <rguenther@suse.de>
4105
4106         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
4107         use lto_streamer_cache_append directly instead of returning a VEC.
4108         (preload_common_node): Remove.
4109         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
4110         track seen nodes.
4111         (lto_streamer_cache_create): Call lto_preload_common_nodes.
4112
4113 2011-05-20  Richard Guenther  <rguenther@suse.de>
4114
4115         PR tree-optimization/49079
4116         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
4117         MEM_REFs correctly for the trailing array access detection.
4118         Special case constants the same way as decls for overall size
4119         constraining.
4120
4121 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
4122
4123         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
4124         argument expansion.
4125
4126 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
4127
4128         PR tree-optimization/49073
4129         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
4130         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
4131         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
4132
4133 2011-05-20  Richard Guenther  <rguenther@suse.de>
4134
4135         PR middle-end/48849
4136         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
4137         of pointer types the same way the middle-end does.
4138
4139 2011-05-20  Richard Guenther  <rguenther@suse.de>
4140
4141         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
4142         or pointer-to chains.  Delay all fixup to uniquify_nodes.
4143
4144 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
4145
4146         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
4147         (fma4_fmaddsub): Likewise
4148
4149 2011-05-19  Jan Hubicka  <jh@suse.cz>
4150
4151         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
4152         (GIMPLE_TYPE_PAIR_SIZE): New macro.
4153         (type_pair_cache): New static var.
4154         (lookup_type_pair): Use fixed sized custom hash; make inline.
4155         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
4156         calls of lookup_type_pair.
4157         (print_gimple_types_stats): Remove cache stats.
4158         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
4159         and gtc_ob.
4160
4161 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
4162
4163         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
4164         when TARGET_RDRND is active.
4165         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
4166         Generate dummy SImode target register when target is NULL.
4167
4168 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
4169
4170         * config/arm/arm-fpus.def: New.
4171         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
4172         arm-fpus.def.
4173         * config/arm/arm-tables.opt: Regenerate.
4174         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
4175         (arm_option_override): Don't decode FPU name to string here.
4176         * config/arm/arm.opt (mfpu=): Use Enum.
4177         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
4178         Update dependencies.
4179
4180 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
4181
4182         * collect2.c: Include diagnostic.h.
4183         (fatal_perror, fatal, error, fancy_abort): Remove.
4184         (main): Set progname.  Call xmalloc_set_program_name and
4185         diagnostic_initialize.
4186         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
4187         scan_libraries, resolve_lib_name): Call fatal_error instead of
4188         fatal and fatal_perror.
4189         * collect2.h (error, fatal, fatal_perror): Don't declare.
4190         * tlink.c: Include diagnostic-core.h.
4191         (recompile_files): Call fatal_error instead of fatal_perror.
4192         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
4193         pretty-print.o and input.o.
4194         (collect2.o, tlink.o): Update dependencies.
4195
4196 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4197
4198         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
4199
4200 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4201
4202         PR target/40483
4203         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
4204         COMDAT group syntax, both SPARC and x86 variants.
4205         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
4206         * configure: Regenerate.
4207         * config/sol2.h (TARGET_SOLARIS): Define.
4208         (PUSHSECTION_FORMAT): Remove.
4209         (SECTION_NAME_FORMAT): Define.
4210         * config/sol2.c: Include hashtab.h.
4211         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
4212         expansion, using SECTION_NAME_FORMAT.
4213         (solaris_comdat_htab): New variable.
4214         (struct comdat_entry): Define.
4215         (comdat_hash): New function.
4216         (comdat_eq): New function.
4217         (solaris_elf_asm_comdat_section): New function.
4218         (solaris_define_comdat_signature): New function.
4219         (solaris_code_end): New function.
4220         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
4221         (solaris_code_end): Declare.
4222         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
4223         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
4224         solaris_code_end.
4225         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
4226         Remove ATTRIBUTE_UNUSED.
4227         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
4228         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
4229         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
4230         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
4231         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
4232         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
4233         (PUSHSECTION_FORMAT): Remove.
4234         (SECTION_NAME_FORMAT): Redefine.
4235
4236 2011-05-19  Kai Tietz  <ktietz@redhat.com>
4237
4238         * tree-cfg.c (verify_gimple_assign_binary): Barf on
4239         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
4240         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
4241
4242 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
4243             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4244
4245         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
4246
4247 2011-05-19  Richard Guenther  <rguenther@suse.de>
4248
4249         PR middle-end/48985
4250         * tree-object-size.c (addr_object_size): If the pointed-to
4251         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
4252
4253 2011-05-19  Richard Guenther  <rguenther@suse.de>
4254
4255         * gimple.c (gimple_types_compatible_p_1): Compare names of
4256         the types themselves.
4257         (iterative_hash_gimple_type): And hash them that way.
4258         (gimple_register_type_1): If we register a main variant properly
4259         initialize the leader to ourselves.
4260
4261 2011-05-19  Tom de Vries  <tom@codesourcery.com>
4262
4263         PR target/45098
4264         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
4265         get_loop_invariant_expr_id.
4266         (get_loop_invariant_expr_id): Use get_expr_id.
4267         (parm_decl_cost): New function.
4268         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
4269         Improve bound cost estimation.  Use different inv_expr_id for elim and
4270         express cases.
4271
4272 2011-05-19  Tom de Vries  <tom@codesourcery.com>
4273
4274         PR target/45098
4275         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
4276         cost_base.cost == 0.
4277
4278 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
4279
4280         PR target/49002
4281         * config/i386/sse.md
4282         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
4283         load cast.
4284
4285 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
4286
4287         PR tree-optimization/49039
4288         * tree-vrp.c (extract_range_from_binary_expr): For
4289         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
4290         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
4291
4292 2011-05-18  Tom de Vries  <tom@codesourcery.com>
4293
4294         PR target/45098
4295         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
4296
4297 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
4298
4299         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
4300         (*tls_global_dynamic_64): Ditto.
4301         (*tls_local_dynamic_base_32_gnu): Ditto.
4302         (*tls_local_dynamic_base_64): Ditto.
4303         (tls_initial_exec_64_sun): Ditto.
4304
4305 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
4306
4307         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
4308         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4309         bf592-none.
4310         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4311         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4312         * config/bfin/bfin.c (bfin_cpus): Add bf592.
4313         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4314         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
4315         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
4316         * config/bfin/elf.h (LIB_SPEC): Add bf592.
4317
4318 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
4319
4320         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
4321         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
4322         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
4323         target_thread_pointer, arm_structure_size_boundary, struct
4324         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
4325         struct abi_name, arm_all_abis): Remove.
4326         (arm_option_override) Don't process most enumerated option values here.
4327         Don't process target_fpe_name here.  Work with integer not string for
4328         structure size boundary; use separate diagnostics for each case.
4329         * config/arm/arm.h (enum float_abi_type, enum
4330         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
4331         to arm-opts.h.
4332         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
4333         arm_structure_size_boundary): Remove.
4334         * config/arm/arm.opt (mabi=): Use Enum and Init.
4335         (arm_abi_type): New Enum and EnumValue entries.
4336         (mfloat-abi=): Use Enum and Init.
4337         (float_abi_type): New Enum and EnumValue entries.
4338         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
4339         (mfp16-format=): Use Enum and Init.
4340         (arm_fp16_format_type): New Enum and EnumValue entries.
4341         (mstructure-size-boundary=): Use UInteger and Init.
4342         (mtp=): Use Enum and Init.
4343         (arm_tp_type): New Enum and EnumValue entries.
4344
4345 2011-05-18  Richard Guenther  <rguenther@suse.de>
4346
4347         PR tree-optimization/49018
4348         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
4349         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
4350         gimple_has_side_effects.
4351
4352 2011-05-18  Richard Guenther  <rguenther@suse.de>
4353
4354         * gimple.c (gimple_register_type_1): New function, split out from ...
4355         (gimple_register_type): ... here.  Avoid infinite recursion.
4356
4357 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
4358
4359         PR tree-optimization/41881
4360         * tree-vectorizer.h (struct _loop_vec_info): Add new field
4361         reduction_chains along with a macro for its access.
4362         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
4363         (destroy_loop_vec_info): Free reduction chains.
4364         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
4365         (vect_is_slp_reduction): New function.
4366         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
4367         (vect_create_epilog_for_reduction): Support SLP reduction chains.
4368         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
4369         definition types for reduction chains.
4370         (vect_supported_load_permutation_p): Don't allow permutations for
4371         reduction chains.
4372         (vect_analyze_slp_instance): Support reduction chains.
4373         (vect_analyze_slp): Try to build SLP instance from reduction chains.
4374         (vect_get_constant_vectors):  Handle reduction chains.
4375         (vect_schedule_slp_instance): Mark the first statement of the
4376         reduction chain as reduction.
4377
4378 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
4379
4380         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
4381         names for group elements access.
4382         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
4383         reduction chains as well.  Remove data reference and interleaving
4384         related words from the fields names.
4385         * tree-vect-loop.c (vect_transform_loop): Use new names for group
4386         elements access.
4387         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
4388         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
4389         vect_update_interleaving_chain, vect_same_range_drs,
4390         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
4391         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
4392         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
4393         vect_analyze_group_access, vect_analyze_data_ref_access,
4394         vect_create_data_ref_ptr, vect_transform_strided_load,
4395         vect_record_strided_load_vectors): Likewise.
4396         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
4397         vect_model_load_cost, vectorizable_store, vectorizable_load,
4398         vect_remove_stores, new_stmt_vec_info): Likewise.
4399         * tree-vect-slp.c (vect_build_slp_tree,
4400         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
4401
4402 2011-05-18  Richard Guenther  <rguenther@suse.de>
4403
4404         PR middle-end/48989
4405         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
4406         operand verification.
4407         (verify_gimple_assign_binary): Likewise.
4408         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
4409         to non-1-precision BOOLEAN_TYPEs.
4410
4411 2011-05-18  Tom de Vries  <tom@codesourcery.com>
4412
4413         PR target/45098
4414         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
4415
4416 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
4417
4418         PR tree-optimization/49000
4419         * tree-ssa.c (execute_update_addresses_taken): Call
4420         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
4421         be rewritten and decl has been marked for renaming, reset
4422         the debug stmt.
4423
4424 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
4425
4426         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
4427         enum_opts_set when testing if attributes have set -mfpmath=.
4428
4429 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
4430
4431         * config/mips/mips.c (mips_handle_option): Remove unused variable.
4432
4433 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
4434
4435         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
4436         info->entry with 0
4437         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
4438         id.transform_lang_insert_block with NULL.
4439
4440 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
4441
4442         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
4443         (output_fp_compare): Change args 3 and 4 to bool.
4444         (ix86_expand_call): Change arg 6 to bool.
4445         (ix86_attr_length_immediate_default): Change arg 2 to bool.
4446         (ix86_attr_length_vex_default): Change arg 3 to bool.
4447         * config/i386/i386.md: Update all uses.
4448         * config/i386/i386.c: Ditto.
4449         (ix86_flags_dependent): Change return type to bool.
4450
4451 2011-05-17  Richard Guenther  <rguenther@suse.de>
4452
4453         * gimple.c (type_hash_pair_compare): Fix comparison.
4454
4455 2011-05-17  Richard Guenther  <rguenther@suse.de>
4456
4457         * gimple.c (iterative_hash_gimple_type): Simplify singleton
4458         case some more, fix final hash value of the non-singleton case.
4459
4460 2011-05-17  Richard Guenther  <rguenther@suse.de>
4461
4462         PR bootstrap/49013
4463         Revert
4464         2011-05-16  Richard Guenther  <rguenther@suse.de>
4465
4466         * gimple.c (gimple_types_compatible_p_1): Use names of the
4467         type itself, not its main variant.
4468         (iterative_hash_gimple_type): Likewise.
4469
4470 2011-05-17  Richard Guenther  <rguenther@suse.de>
4471
4472         * gimple.c (gimple_register_canonical_type): Use the main-variant
4473         leader for computing the canonical type.
4474
4475 2011-05-17  Nick Clifton  <nickc@redhat.com>
4476
4477         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
4478         moves.
4479
4480         * config/rx/rx.md: Add peephole to remove redundant extensions
4481         after loads.
4482         (bitset_in_memory): Use rx_restricted_mem_operand.
4483         (bitinvert_in_memory): Likewise.
4484         (bitclr_in_memory): Likewise.
4485
4486 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
4487             Nick Clifton  <nickc@redhat.com>
4488
4489         * config/rx/rx.md: Add peepholes to match a register move followed
4490         by a comparison of the moved register.  Replace these with an
4491         addition of zero that does both actions in one instruction.
4492
4493 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
4494
4495         PR target/48986
4496         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
4497         predicate to allow CONST_INT.
4498         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
4499
4500 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
4501
4502         * opts-common.c (opt_enum_arg_to_value): New.
4503         * opts.h (opt_enum_arg_to_value): Declare.
4504         * config/i386/i386.opt (fpmath): Remove.
4505         (mfpmath=): Use Enum, Init and Save.
4506         (fpmath_unit): New Enum and EnumValue entries.
4507         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
4508         name for function fpmath state.
4509         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
4510         * config/i386/i386.c: Include diagnostic.h.
4511         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
4512         (ix86_target_string): Take enum fpmath_unit value instead of string.
4513         (ix86_debug_options): Update call to ix86_target_string.
4514         (ix86_option_override_internal): Don't process fpmath strings here.
4515         (x86_function_specific_save, ix86_function_specific_restore):
4516         Don't handle fpmath state specially.
4517         (ix86_function_specific_print): Pass fpmath state to
4518         ix86_target_string instead of printing in this function.
4519         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
4520         Handle enum attributes.
4521         (IX86_ATTR_ENUM, ix86_opt_enum): New.
4522         (ix86_valid_target_attribute_tree): Update option_strings
4523         handling.  Handle fpmath as enum option.
4524         (ix86_can_inline_p): Update field names for function fpmath state.
4525         (ix86_expand_builtin): Update call to ix86_target_string.
4526         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
4527         (ix86_fpmath): Remove.
4528         * config/i386/t-i386 (i386.o): Update dependencies.
4529
4530 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
4531
4532         PR preprocessor/48677
4533         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
4534         from decoded_options[0], not from itself.
4535
4536 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
4537
4538         * config/i386/constraints.md (z): New constraint.
4539         * config/i386/i386.c (c): New mode attribute.
4540         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
4541         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
4542         constraint for operand 0.
4543         (*call_vzeroupper): Ditto.
4544         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
4545         (*call_rex64_ms_sysv_vzeroupper): Ditto.
4546         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
4547         Use "lzm" constraint for operand 0.
4548         (*call_pop_vzeroupper): Ditto.
4549         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
4550         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
4551         constraint for operand 0.
4552         (*sibcall_vzeroupper): Ditto.
4553         (*sibcall_rex64_ms_sysv): Ditto.
4554         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
4555         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
4556         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
4557         (*sibcall_pop_vzeroupper): Ditto.
4558         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
4559         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
4560         mode iterator.  Use "<c>zm" constraint for operand 1.
4561         (*call_value_vzeroupper): Ditto.
4562         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
4563         for operand 1.
4564         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
4565         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
4566         *call_value_pop_1.  Use "lzm" constraint for operand 1.
4567         (*call_value_pop_vzeroupper): Ditto.
4568         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
4569         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
4570         mode iterator.  Use "Uz" constraint for operand 1.
4571         (*sibcall_value_vzeroupper): Ditto.
4572         (*sibcall_value_rex64_ms_sysv): Ditto.
4573         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
4574         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
4575         constraint for operand 1.
4576         (*sibcall_value_pop_vzeroupper): Ditto.
4577         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
4578         and "z" constraint for operand 2.
4579         (*tls_global_dynamic_32_gnu): Ditto.
4580         (*tls_local_dynamic_base_32_gnu): Ditto.
4581         (*tls_local_dynamic_base_64): Ditto.
4582         (*tls_local_dynamic_32_once): Ditto.
4583         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
4584         Update all callers.
4585         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
4586
4587 2011-05-16  Richard Guenther  <rguenther@suse.de>
4588
4589         * gimple.c (gimple_types_compatible_p_1): Use names of the
4590         type itself, not its main variant.
4591         (iterative_hash_gimple_type): Likewise.
4592
4593 2011-05-16  Richard Guenther  <rguenther@suse.de>
4594
4595         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
4596         always visit pointer target and function result and argument types.
4597
4598 2011-05-16  Jason Merrill  <jason@redhat.com>
4599
4600         PR c++/48999
4601         * tree-inline.c (copy_statement_list): Put back recursion.
4602
4603 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
4604
4605         PR target/27663
4606         PR target/41076
4607         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
4608         * config/avr/avr.md ("*ior<mode>qi.byte0",
4609         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
4610
4611 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
4612
4613         PR target/45099
4614         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
4615         register is needed for a function argument.
4616
4617 2011-05-16  Richard Guenther  <rguenther@suse.de>
4618
4619         * gimple.c (struct type_hash_pair): New type.
4620         (type_hash_pair_compare): New function.
4621         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
4622
4623 2011-05-16  Revital Eres  <revital.eres@linaro.org>
4624
4625         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
4626
4627 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
4628
4629         * config/i386/i386.md (floating point move splitters): Fix
4630         usage of standard_80387_constant_p.
4631         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
4632
4633 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
4634
4635         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
4636
4637 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
4638
4639         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
4640         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
4641         (tree_ssa_lim_finalize): Likewise.
4642
4643 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
4644
4645         * config/i386/constraint.md (Yd, Yx): New register constraints.
4646         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
4647         Yd conditional register constraint.
4648         (*movtf_internal): Use standard_sse_constant_opcode.
4649         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
4650         Yx conditional register constraint.
4651         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
4652         Yd conditional register constraint.  Use standard_sse_constant_p to
4653         check for valid SSE constants and call standard_sse_constant_opcode to
4654         output SSE insn.
4655         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
4656         constants and call standard_sse_constant_opcode to output SSE insn.
4657         * config/i386/i386.c (ix86_option_ovverride_internal): Set
4658         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
4659         optimize_size is set.
4660         (standard_sse_constant_opcode): Output conditional AVX insn templates.
4661
4662 2011-05-14  Tobias Burnus  <burnus@net-b.de>
4663
4664         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
4665
4666 2011-05-13  Martin Jambor  <mjambor@suse.cz>
4667
4668         * ipa-prop.c (ipa_cst_from_jfunc): New function.
4669         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
4670         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
4671         (evaluate_conditions_for_ipcp_clone): Removed.
4672         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
4673         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
4674         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
4675
4676 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
4677
4678         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
4679         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
4680         lieu of MAY_HAVE_DEBUG_STMTS.
4681         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
4682         debug statements if !MAY_HAVE_DEBUG_STMTS.
4683
4684 2011-05-13  Martin Thuresson  <martint@google.com>
4685
4686         PR gcov-profile/47793
4687         * libgcov.c (gcov_exit): Support relative profile paths.
4688         * doc/invoke.texi (-fprofile-dir): Update for above change.
4689
4690 2011-05-13  Richard Guenther  <rguenther@suse.de>
4691
4692         * gimple.c (gimple_canonical_types_compatible_p): Do not use
4693         type-pair caching, do not compare hashes.
4694
4695 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
4696
4697         PR middle-end/48965
4698         * tree-cfg.c (edge_to_cases_cleanup): Return true.
4699         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
4700
4701 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4702
4703         * gimplify.c (gimplify_expr): Make sure operand is boolified.
4704         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
4705         compatible type for TRUTH_NOT_EXPR.
4706
4707 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
4708
4709         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
4710         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
4711         can_create_pseudo_p ().
4712
4713 2011-05-13  Richard Guenther  <rguenther@suse.de>
4714
4715         PR lto/48978
4716         * gimple.c (iterative_hash_gimple_type): Revert change in
4717         pointer target and function result and argument hashing.
4718
4719 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
4720
4721         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
4722         (*movxf_internal_nointeger): Ditto.
4723         (*movdf_internal_rex64): Ditto.
4724         (*movdf_internal): Ditto.
4725         (*movdf_internal_nointeger): Ditto.
4726         (*movsf_internal): Ditto.
4727         (sincos splitters): Use can_create_pseudo ().
4728
4729 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
4730
4731         * config/i386/i386-opts.h: New.
4732         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
4733         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
4734         ix86_section_threshold): Remove.
4735         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
4736         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
4737         OPT_mbranch_cost_.
4738         (ix86_option_override_internal): Don't decode strings for options
4739         other than -march=, -mtune= and -mfpmath=.  Don't allow for
4740         __attribute__ uses in remaining diagnostics for options with
4741         string arguments.  Don't check for integer arguments being negative.
4742         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
4743         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
4744         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
4745         ix86_branch_cost, ix86_section_threshold): Remove.
4746         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
4747         HeaderInclude.
4748         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
4749         but not Var.
4750         (masm=): Use Enum and Init.
4751         (asm_dialect): New Enum and EnumValue entries.
4752         (mbranch-cost=): Use UInteger.
4753         (mlarge-data-threshold=): Use UInteger and Init.
4754         (mcmodel=): Use Enum and Init.
4755         (cmodel): New Enum and EnumValue entries.
4756         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
4757         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
4758         mregparm=): Use UInteger.
4759         (mstringop-strategy=): Use Enum and Init.
4760         (stringop_alg): New Enum and EnumValue entries.
4761         (mtls-dialect=): Use Enum and Init.
4762         (tls_dialect): New Enum and EnumValue entries.
4763         (mabi=): Use Enum and Init.
4764         (calling_abi): New Enum and EnumValue entries.
4765         (mveclibabi=): Use Enum and Init.
4766         (ix86_veclibabi): New Enum and EnumValue entries.
4767
4768 2011-05-13  Nick Clifton  <nickc@redhat.com>
4769
4770         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
4771         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
4772
4773 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4774
4775         PR middle-end/48984
4776         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
4777         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
4778         (gimple_boolify): Check for cast for boolean_type_node instead for
4779         BOOLEAN_TYPE.
4780
4781 2011-05-13  Richard Guenther  <rguenther@suse.de>
4782
4783         PR tree-optimization/48172
4784         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
4785         multiplying by number of iterations for equal step.
4786         (vect_create_cond_for_alias_checks): Likewise.
4787
4788 2011-05-13  Andreas Schwab  <schwab@redhat.com>
4789
4790         * configure.ac: Use AS_HELP_STRING throughout.
4791         * configure: Regenerate.
4792
4793 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
4794
4795         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
4796         (ix86_emit_restore_regs_using_mov): Likewise.
4797         (ix86_emit_restore_sse_regs_using_mov): Likewise.
4798
4799 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
4800
4801         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
4802         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
4803         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
4804         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
4805         RTX_OK_FOR_OLO10_P): ...here.
4806         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
4807         SYMBOLIC_CONST.
4808
4809 2011-05-12  Kai Tietz  <ktietz@redhat.com>
4810
4811         * gimplify.c (gimple_boolify): Re-boolify expression
4812         arguments even if expression type is of kind BOOLEAN_TYPE.
4813         (gimplify_boolean_expr): Removed.
4814         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
4815         and XOR. Additional take care that we keep expression's type.
4816         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
4817         of TRUTH_AND|OR|XOR_EXPR.
4818
4819 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4820
4821         PR tree-optimization/48975
4822         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
4823         on all bbs here and free and clear ifc_bbs at the end.
4824
4825 2011-05-12  Richard Guenther  <rguenther@suse.de>
4826
4827         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
4828         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
4829         until after simple checks.
4830         (gimple_types_compatible_p): Likewise.
4831         (iterative_hash_gimple_type): Always hash pointer targets
4832         and function return and argument types.
4833         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
4834         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
4835         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
4836         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
4837         completely in the simple compare section.
4838         (gimple_register_canonical_type): Query the cache again after
4839         registering.
4840
4841 2011-05-12  Richard Guenther  <rguenther@suse.de>
4842
4843         PR tree-optimization/48172
4844         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
4845         the number of iterations from the segment size calculation.
4846         (vect_create_cond_for_alias_checks): Adjust.
4847
4848 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4849
4850         PR debug/48967
4851         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
4852         if validate_subreg fails.
4853
4854 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
4855
4856         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
4857         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
4858         early.
4859
4860 2011-05-12  DJ Delorie  <dj@redhat.com>
4861
4862         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
4863         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
4864         created builtin into rx_builtins array.
4865         (rx_builtin_decl): New function.
4866         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
4867
4868 2011-05-12  DJ Delorie  <dj@redhat.com>
4869             Nick Clifton  <nickc@redhat.com>
4870
4871         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
4872         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
4873         (rx_is_legitimate_address): Add pre-decrement and post-increment
4874         addressing in HImode and QImode.  Fix test for out of range
4875         REG+INT addressing.
4876         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
4877         (rx_align_for_label): Test label before extracting its usage count.
4878         (rx_adjust_insn_lengths): Fix selection of insn codes.
4879         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
4880
4881 2011-05-11  Jason Merrill  <jason@redhat.com>
4882
4883         * tree.c (type_hash_canon): Use struct tree_type_non_common.
4884
4885 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4886
4887         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
4888         reindent the subsequent block.
4889
4890 2011-05-11  Satoru Takabayashi  <satorux@google.com>
4891             Paul Pluzhnikov  <ppluzhnikov@google.com>
4892
4893         * doc/install.texi (Configuration): Document --with-linker-hash-style.
4894         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
4895         * config.in: Add LINKER_HASH_STYLE.
4896         * configure.ac: Add --with-linker-hash-style.
4897         * configure: Regenerate.
4898
4899 2011-05-11  Richard Guenther  <rguenther@suse.de>
4900
4901         PR middle-end/48964
4902         * gimple.c (iterative_hash_canonical_type): Fix typo.
4903
4904 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
4905
4906         * config/i386/i386.c (legitimize_tls_address)
4907         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4908         expanders directly for TARGET_GNU2_TLS.  Determine pic and
4909         __tls_get_addr symbol reference here.  Update call to
4910         gen_tls_global_dynamic_{32,64} for added arguments.
4911         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4912         expanders directly for TARGET_GNU2_TLS.  Determine
4913         __tls_get_addr symbol reference here.  Update call to
4914         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
4915         unique UNSPEC REG_EQUIV to libcall block.
4916         (ix86_tls_get_addr): Declare static.
4917         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
4918         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
4919         Do not determine pic and __tls_get_addr symbol reference here. Do not
4920         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
4921         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
4922         (tls_global_dynamic_64): Add operand 2.  Do not determine
4923         __tls_get_addr symbol reference here.  Do not call
4924         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
4925         (tls_local_dynamic_base64): Ditto for operand 1.
4926
4927 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4928
4929         * function.c (expand_function_start): Initialize stack_check_probe_note
4930         only if the generic stack checking mechanism is used.
4931
4932 2011-05-11  Richard Guenther  <rguenther@suse.de>
4933
4934         PR tree-optimization/15256
4935         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
4936         (A & B) | C, combine (A op CST1) op CST2.
4937         (tree_ssa_forward_propagate_single_use_vars): Only bother to
4938         visit assigns that have uses.
4939
4940 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
4941
4942         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
4943         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
4944         (unpack_ts_type_common_value_fields): ...this.  Update comment.
4945         (unpack_value_fields): Adjust for renaming.
4946         (lto_input_ts_type_tree_pointers): Split into...
4947         (lto_input_ts_type_common_tree_pointer): ...this and...
4948         (lto_input_ts_type_non_common_tree_pointers): ...this.
4949         (lto_input_tree_pointers): Adjust for above split.
4950         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
4951         (pack_ts_type_common_value_fields): ...this.  Update comment.
4952         (lto_output_ts_type_tree_pointers): Split into...
4953         (lto_output_ts_type_common_tree_pointers): ...this and...
4954         (lto_output_ts_type_non_common_tree_pointers): ...this.
4955         (lto_output_tree_pointers): Adjust for above split.
4956         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
4957         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
4958         * stor-layout.c (vector_type_mode): Adjust location of mode field.
4959         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
4960         Define.
4961         (struct tree_type): Split into...
4962         (struct tree_type_common: ...this and...
4963         (struct tree_type_with_lang_specific): ...this and...
4964         (struct tree_type_non_common): ...this.  Adjust accessor macros
4965         accordingly.
4966         (TYPE_VALUES_RAW): Define.
4967         (union tree_node): Update for above changes.
4968         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
4969         TS_TYPE_NON_COMMON.
4970         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
4971         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
4972         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
4973         * treestructu.def (TS_TYPE): Remove.
4974         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
4975         Define.
4976
4977 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
4978
4979         PR debug/48159
4980         * tree-ssa.c (reset_debug_uses): New function.
4981         * tree-flow.h (reset_debug_uses): New prototype.
4982         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
4983         * tree-loop-distribution.c (generate_loops_for_partition): Call
4984         reset_debug_uses on the stmts that will be removed.  Keep around
4985         all debug stmts, don't count them as bits in partition bitmap.
4986         (generate_builtin): Don't count debug stmts or labels as bits in
4987         partition bitmap.
4988
4989 2011-05-11  Richard Guenther  <rguenther@suse.de>
4990
4991         * gimple.c (gimple_type_hash_1): Merge with ...
4992         (gimple_type_hash): ... this.
4993         (gtc_visit): Remove mode parameter and simplify accordingly.
4994         (gimple_types_compatible_p_1): Likewise.
4995         (gimple_types_compatible_p): Likewise.
4996         (iterative_hash_gimple_type): Likewise.
4997         (visit): Likewise.
4998         (gimple_type_eq): Adjust.
4999
5000 2011-05-11  Revital Eres  <revital.eres@linaro.org>
5001
5002         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
5003         enters the branch create an anti edge in the opposite direction
5004         to prevent the creation of reg-moves.
5005         * modulo-sched.c: Adjust comment to reflect the fact we are
5006         scheduling closing branch.
5007         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
5008         (stage_count): New field in struct partial_schedule.
5009         (calculate_stage_count): New function.
5010         (normalize_sched_times): Rename to reset_sched_times and handle
5011         incrementing the sched time of the nodes by a constant value
5012         passed as parameter.
5013         (duplicate_insns_of_cycles): Skip closing branch.
5014         (sms_schedule_by_order): Schedule closing branch.
5015         (ps_insn_find_column): Handle closing branch.
5016         (sms_schedule): Call reset_sched_times and adjust the code to
5017         support scheduling of the closing branch.
5018         (ps_insert_empty_row): Update calls to normalize_sched_times
5019         and rotate_partial_schedule functions.
5020
5021 2011-05-11  Richard Guenther  <rguenther@suse.de>
5022
5023         PR middle-end/48953
5024         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
5025
5026 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
5027
5028         * opts.c (finish_options): Move warning settings from process_options.
5029         * toplev.c (process_options): Move warning settings to finish_options.
5030
5031 2011-05-11  Richard Guenther  <rguenther@suse.de>
5032
5033         PR tree-optimization/18041
5034         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
5035         (simplify_bitwise_binary): ... this.  Handle operand conversions
5036         by applying them to the result instead.
5037         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
5038
5039 2011-05-11  Richard Guenther  <rguenther@suse.de>
5040
5041         * gimple.c (gimple_canonical_types_compatible_p): Split out
5042         from gimple_types_compatible_p and friends.  Do not recurse
5043         to pointed-to types.
5044         (gimple_canonical_type_eq): Use it.
5045         (iterative_hash_canonical_type): Split out from
5046         iterative_hash_gimple_type and friends.  Do not recurse
5047         to pointed-to types.
5048         (gimple_canonical_type_hash): Use it, allocate the hash here.
5049
5050 2011-05-11  Revital Eres  <revital.eres@linaro.org>
5051
5052         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
5053         recognizing doloop.
5054
5055 2011-05-11  Revital Eres  <revital.eres@linaro.org>
5056
5057         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
5058         instead of PREV_INSN.
5059
5060 2011-05-11  Revital Eres  <revital.eres@linaro.org>
5061
5062         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
5063         * loop-doloop.c (doloop_condition_get): Likewise.
5064         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
5065         (doloop_end): New.
5066         * config/arm/arm.md (*addsi3_compare0): Remove "*".
5067
5068 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
5069
5070         * tree.def (CASE_LABEL_EXPR): Add an operand.
5071         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
5072
5073 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
5074
5075         * c-decl.c (c_override_global_bindings_to_false): Remove.
5076         (global_bindings_p): Don't check
5077         c_override_global_bindings_to_false.
5078         * c-tree.h (c_override_global_bindings_to_false): Remove.
5079         * c-typeck.c (composite_type): Don't set
5080         c_override_global_bindings_to_false.
5081
5082 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
5083
5084         PR target/48857, 48495
5085         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
5086         (VSX_MODE): Ditto.
5087         (VSX_MOVE_MODE): Ditto.
5088         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
5089         VSX vector types.  Add V2DImode.
5090         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
5091         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
5092         (MODES_TIEABLE_P): Ditto.
5093
5094         * config/rs6000/rs6000.c (rs6000_emit_move): Use
5095         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
5096         VSX_VECTOR_MODE.
5097         (init_cumulative_args): Ditto.
5098         (rs6000_function_arg_boundary): Ditto.
5099         (rs6000_function_arg_advance_1): Ditto.
5100         (rs6000_function_arg): Ditto.
5101         (rs6000_function_ok_for_sibcall): Ditto.
5102         (emit_frame_save): Ditto.
5103         (rs6000_function_value): Ditto.
5104         (rs6000_libcall_value): Ditto.
5105
5106 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
5107
5108         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
5109         i386/darwin-lib.h to $libgcc_tm_file.
5110         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
5111
5112 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
5113
5114         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
5115
5116 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
5117
5118         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
5119         * config/rs6000/rs6000-tables.opt: New file (generated).
5120         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
5121         rs6000/rs6000-tables.opt to extra_options.
5122         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
5123         * config/rs6000/rs6000.c (rs6000_select): Remove.
5124         (processor_target_table): Move contents to rs6000-cpus.def.
5125         (darwin_rs6000_override_options): Check
5126         global_options_set.x_rs6000_cpu_index instead of
5127         rs6000_select[1].string.
5128         (rs6000_option_override_internal): Likewise.
5129         (rs6000_handle_option): Don't assert that global structures are in
5130         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
5131         (rs6000_default_cpu): New variable.
5132         (rs6000_file_start): Set it instead of local default_cpu.  Check
5133         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
5134         global_options_set.x_rs6000_tune_index instead of rs6000_select.
5135         (rs6000_darwin_file_start): Check rs6000_default_cpu and
5136         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
5137         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
5138         rs6000_select): Remove.
5139         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
5140         Remove.
5141         (mcpu=, mtune=): Use Var, Init, Enum and Save.
5142         * config/rs6000/t-rs6000
5143         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
5144         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
5145         global_options_set.x_rs6000_cpu_index instead of
5146         rs6000_select[1].string.
5147         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
5148         global_options_set.x_rs6000_cpu_index instead of
5149         rs6000_select[1].string.
5150
5151 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
5152
5153         * config.gcc (libgcc_tm_file): Define instead of including files
5154         from ../../libgcc/config/ in tm_file.
5155         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
5156         * configure: Regenerate.
5157         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
5158         libgcc_tm.h, cs-libgcc_tm.h): New.
5159         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
5160         (clean): Remove libgcc_tm.h.
5161         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
5162         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
5163         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
5164
5165 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
5166
5167         PR target/48896
5168         * config/avr/avr.c (avr_ret_register): Return unsigned int
5169         instead of int.
5170         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
5171         it to avr_libcall_value.
5172         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
5173         expand_expr.
5174         (avr_expand_binop_builtin): Ditto.
5175         (avr_expand_unop_builtin): Ditto.
5176
5177 2011-05-10  DJ Delorie  <dj@redhat.com>
5178
5179         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
5180         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
5181         * config/rx/rx.c (rx_align_for_label): Add label and
5182         uses_threshold parameters.  Do not align when the label is not
5183         used enough.
5184         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
5185
5186 2011-05-10  Richard Guenther  <rguenther@suse.de>
5187
5188         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
5189         a series of conversions and apply foldings similar to what
5190         fold-const does.
5191         (tree_ssa_forward_propagate_single_use_vars): Call it.
5192
5193 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
5194
5195         PR tree-optimization/48611
5196         PR tree-optimization/48794
5197         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
5198         referenced from RESX or EH_DISPATCH arguments.
5199
5200         PR debug/48928
5201         * dfp.c (decimal_to_decnumber): Handle conversion from
5202         dconst{1,2,m1,half}.
5203
5204 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
5205
5206         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
5207         for !flag_prefer_avx128.
5208         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
5209
5210 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
5211
5212         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
5213         (fold_ternary_loc): Use expr_location_or.
5214
5215 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
5216
5217         PR debug/48853
5218         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
5219         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
5220         Pmode and mem_mode is not VOIDmode.
5221
5222 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
5223
5224         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
5225         TYPE_QUAL_RESTRICT): Convert to enum.
5226
5227 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
5228
5229         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
5230         (const_pow2_1_to_8_operand): Ditto.
5231         (const_pow2_1_to_128_operand): Ditto.
5232         (const_pow2_1_to_32768_operand): Ditto.
5233         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
5234         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
5235         in insn constraint to check integer value of operand 3.
5236         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
5237
5238         (PINSR_MODE): New mode iterator.
5239         (sse2p4_1): New mode attribute.
5240         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
5241         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
5242         iterator.  Use const_int_operand instead of
5243         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
5244         exact_log2 in insn constraint to check integer value of operand 3.
5245
5246 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
5247
5248         * config/i386/sse.md (blendbits): Remove mode attribute.
5249         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
5250         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
5251         Check integer value of operand 3 in insn constraint.
5252
5253 2011-05-09  Richard Guenther  <rguenther@suse.de>
5254
5255         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
5256         for diagnostics.
5257         (lto_symtab_merge): Likewise.  Do not register types here.
5258         (lto_symtab_merge_decls_2): Likewise.
5259         (lto_symtab_merge_decls_1): Likewise.
5260         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
5261         * gimple.c (enum gtc_mode): Declare.
5262         (gimple_types_compatible_p): Make static.
5263
5264 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5265
5266         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
5267         temporary register to match Pmode.
5268
5269 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
5270
5271         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
5272         and *vec_concatv4si_1_avx.
5273
5274 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
5275
5276         PR rtl-optimization/48927
5277         * ira-conflicts.c (commutative_constraint_p): Use
5278         recog_data.alternative_enabled_p to disable alternatives where
5279         "enabled" attribute is false.
5280         (get_dup_num): Ditto.
5281         * ira-lives.c (single_reg_class): Ditto.
5282         (ira_implicitly_set_insn_hard_regs): Ditto.
5283
5284 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
5285
5286         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
5287         (dataflow_set_preserve_mem_locs): Likewise.
5288
5289 2011-05-09  Philipp Thomas  <pth@suse.de>
5290
5291         * config/mep/mep.c (mep_validate_vliw): Syntax description
5292         should not be translated.
5293
5294 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
5295
5296         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
5297         * config/mips/mips-tables.opt: New file (generated).
5298         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
5299         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
5300         MIPS_ARCH_OPTION_NATIVE): Define.
5301         * config/mips/mips.c (mips_cpu_info_table): Move contents to
5302         mips-cpus.def.
5303         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
5304         mips_parse_cpu): Remove.
5305         (mips_cpu_info_from_opt, mips_default_arch): New.
5306         (mips_handle_option): Don't assert that global structures are in
5307         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
5308         (mips_option_override): Use new variables and functions to set
5309         state of these options.  Use strcmp to check for individual CPU names.
5310         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
5311         definition.
5312         * config/mips/mips.opt (march=): Use ToLower and Enum.
5313         (mips): Use ToLower, Enum and Var.
5314         (mtune=): Use ToLower and Enum.
5315         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
5316
5317 2011-05-08  Jan Hubicka  <jh@suse.cz>
5318
5319         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
5320         Arrange type pairs to be UID ordered.
5321         (gimple_lookup_type_leader): Make inline.
5322
5323 2011-05-09  Nick Clifton  <nickc@redhat.com>
5324
5325         PR target/48899
5326         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
5327         PROCESSOR_DEFAULT.
5328
5329         PR target/48897
5330         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
5331         variable 's'.
5332
5333 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
5334
5335         * combine.c (simplify_comparison): Abstract out parts into...
5336         (simplify_compare_const): ... new function.
5337         (try_combine): Generalize parallel arithmetic/compare combining
5338         to call simplify_compare_const() and CANONICALIZE_COMPARE().
5339
5340 2011-05-08  Jan Hubicka  <jh@suse.cz>
5341
5342         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
5343         (cgraph_create_virtual_clone): Call hooks once virtual clone
5344         is finished.
5345         * cgraph.h (cgraph_clone_node): Update prototype.
5346         * ipa-cp.c (ipcp_estimate_growth): Use
5347         estimate_ipcp_clone_size_and_time.
5348         * ipa-inline-transform.c (clone_inlined_nodes): Update.
5349         * lto-cgraph.c (input_node): Update.
5350         * ipa-inline.c (recursive_inlining): Update.
5351         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
5352         (evaluate_conditions_for_known_args): Break out from ...
5353         (evaluate_conditions_for_edge): ... here.
5354         (evaluate_conditions_for_ipcp_clone): New function.
5355         (inline_node_duplication_hook): Update clone summary based
5356         on parameter map.
5357         (estimate_callee_size_and_time): Rename to ...
5358         (estimate_node_size_and_time): take NODE instead of EDGE;
5359         take POSSIBLE_TRUTHS as argument.
5360         (estimate_callee_size_and_time): Update.
5361         (estimate_ipcp_clone_size_and_time): New function.
5362         (do_estimate_edge_time): Update.
5363
5364 2011-05-08  Richard Guenther  <rguenther@suse.de>
5365
5366         PR middle-end/48908
5367         PR middle-end/48905
5368         * expmed.c (expand_shift_1): Compute adjusted constant shift
5369         amount manually.
5370
5371 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
5372
5373         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
5374
5375 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
5376
5377         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
5378
5379 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
5380
5381         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
5382
5383 2011-05-07  Jan Hubicka  <jh@suse.cz>
5384
5385         * ipa-inline-transform.c (inline_call): Account when program size
5386         decreases.
5387         * ipa-inline.c (relative_time_benefit): New function.
5388         (edge_badness): Reorganize to be power 2 based; fix thinko when
5389         computing badness for negative growth; update comments to match
5390         reality; better dumps.
5391
5392 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
5393
5394         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
5395         type to bool and adjust comment.
5396         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
5397         (fold_mathfn_compare): Remove calls to global_bindings_p.
5398         (fold_inf_compare): Likewise.
5399         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
5400         * c-tree.h (global_bindings_p): Adjust prototype.
5401         * c-decl.c (global_bindings_p): Return bool and simplify.
5402
5403 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
5404
5405         PR tree-optimization/48837
5406         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
5407         when accumulator transformation is performed.
5408
5409 2011-05-06  Jan Hubicka  <jh@suse.cz>
5410
5411         * i386.h (ix86_tune_indices): Add
5412         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
5413         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
5414         * i386.c (initial_ix86_tune_features): Add
5415         X86_SOFTARE_PREFETCHING_BENEFICIAL.
5416         (software_prefetching_beneficial_p): Remove predicate.
5417         (ix86_option_override_internal): Use new macro.
5418
5419 2011-05-06  Jan Hubicka  <jh@suse.cz>
5420
5421         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
5422
5423 2011-05-06  Jan Hubicka  <jh@suse.cz>
5424
5425         * cgraph.c (cgraph_add_thunk): Create real function node instead
5426         of alias node; finalize it and mark needed/reachale; arrange visibility
5427         to be right and add it into the corresponding same comdat group list.
5428         (dump_cgraph_node): Dump thunks.
5429         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
5430         cgraph_function_with_gimple_body_p,
5431         cgraph_first_function_with_gimple_body,
5432         cgraph_next_function_with_gimple_body): New functions.
5433         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
5434         New macros.
5435         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
5436         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
5437         * cgraphunit.c (cgraph_finalize_function): Only look into possible
5438         devirtualization when optimizing.
5439         (verify_cgraph_node): Verify thunks.
5440         (cgraph_analyze_function): Analyze thunks.
5441         (cgraph_mark_functions_to_output): Output thunks only in combination
5442         with function they are assigned to.
5443         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
5444         alias into normal node.
5445         (assemble_thunks): New functoin.
5446         (cgraph_expand_function): Use it.
5447         * lto-cgraph.c (lto_output_node): Stream thunks.
5448         (input_overwrite_node): Stream in thunks.
5449         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
5450         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
5451         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
5452         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
5453         (inline_analyze_function): Do not care about thunk jump functions.
5454         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
5455         * ipa-prop.c (ipa_prop_write_jump_functions): Use
5456         cgraph_function_with_gimple_body_p.
5457         * passes.c (do_per_function_toporder): Use
5458         cgraph_function_with_gimple_body_p.
5459         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
5460         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
5461         (function_called_by_processed_nodes_p): Likewise.
5462
5463 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
5464
5465         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
5466         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
5467         entries.
5468         (mabi=): Replace with separate entries for mabi=altivec,
5469         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
5470         mabi=ieeelongdouble and mabi=ibmlongdouble.
5471         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
5472         check for -mabi=spe without SPE ABI support here.
5473         (rs6000_handle_option): Replace OPT_mabi_ handling with
5474         OPT_mabi_altivec and OPT_mabi_spe handling.
5475
5476 2011-05-06  Cary Coutant  <ccoutant@google.com>
5477
5478         * dwarf2out.c (contains_subprogram_definition): New function.
5479         (should_move_die_to_comdat): Call it.
5480
5481 2011-05-06  Jeff Law  <law@redhat.com>
5482
5483         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
5484         remove_ctrl_stmt_and_useless_edges.
5485         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
5486         (fixup_template_block, thread_single_edge): Likewise.
5487         (mark_threaded_blocks): Use THREAD_TARGET.
5488
5489 2011-05-06  Alan Modra  <amodra@gmail.com>
5490
5491         PR target/48900
5492         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
5493         const0_rtx as the arg to the dummy __tls_get_addr libcall.
5494
5495 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
5496
5497         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
5498         constraint modifier to "r".
5499
5500 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
5501
5502         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
5503         fall through for OPT_mcmodel_.
5504
5505 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5506
5507         * config/s390/s390.c (s390_asm_trampoline_template): Comment
5508         instruction sizes.
5509         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
5510
5511 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5512
5513         PR target/47930
5514         * config/arm/arm.opt (marm): Document it.
5515         (mthumb): Reject negative variant.
5516
5517 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
5518
5519         PR target/48898
5520         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
5521         Fix typo in "ccvt" variable name.
5522
5523 2011-05-06  Tristan Gingold  <gingold@adacore.com>
5524
5525         PR target/48895
5526         * config/vms/vms-ar.c (main): Remove cwd variable.
5527
5528 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
5529
5530         PR debug/48902
5531         * var-tracking.c (prepare_call_arguments): Move else before #endif.
5532
5533 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
5534
5535         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
5536         * gimplify.c (gimplify_switch_expr): Likewise.
5537         * omp-low.c (expand_omp_sections): Likewise.
5538         * tree-eh.c (lower_try_finally_switch): Likewise.
5539         (lower_eh_dispatch): Likewise.
5540         * tree.h (build_case_label): Declare.
5541         * tree.c (build_case_label): Define.
5542
5543 2011-05-05  Jason Merrill  <jason@redhat.com>
5544
5545         PR c++/40975
5546         * tree-inline.c (copy_tree_r): Use copy_statement_list.
5547         (copy_statement_list): Don't recurse.
5548         * stor-layout.c (copy_self_referential_tree_r): Don't allow
5549         STATEMENT_LIST.
5550
5551 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
5552
5553         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
5554         through from -mfpu= handling.
5555         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
5556
5557 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
5558
5559         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
5560         POST_MODIFY.
5561
5562 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
5563
5564         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
5565         for 11.31.
5566         (hppa[12]*-*-hpux11*): Ditto.
5567         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
5568         * config/ia64/hpux-unix2003.h: New.
5569         * config/pa/pa-hpux1131.opt: New.
5570         * config/pa/pa-hpux1131.h: New.
5571         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
5572         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
5573         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
5574
5575 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
5576
5577         PR debug/48853
5578         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
5579         instead of mode as 3rd argument to recursive call.
5580         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
5581         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
5582         VOIDmode.
5583         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
5584         don't give up if mode is Pmode and mem_mode is not VOIDmode.
5585         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
5586         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
5587
5588 2011-05-05  Julian Brown  <julian@codesourcery.com>
5589
5590         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
5591         parenthesis in D-register case.
5592
5593 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
5594
5595         * opt-functions.awk (var_type_struct): Handle Enum options.
5596         * optc-gen.awk: Don't check range of variables of character type.
5597         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
5598         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
5599         rs6000_sdata_name, rs6000_explicit_options): Remove.
5600         (rs6000_option_override_internal): Check for -malign-power here.
5601         Use global_options_set instead of rs6000_explicit_options.
5602         (rs6000_parse_fpu_option): Remove.
5603         (rs6000_handle_option): Access variables via opts and opts_set
5604         pointers.  Use error_at and warning_at.  Add fall-through
5605         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
5606         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
5607         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
5608         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
5609         here.  Don't use rs6000_parse_fpu_option.
5610         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
5611         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
5612         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
5613         (mrecip=): Use Var.
5614         (mspe): Use Var and Save.
5615         (mtraceback=): Use Enum and Var.
5616         (rs6000_traceback_type): New Enum and EnumValue entries.
5617         (mfloat-gprs=): Use Enum, Var and Save.
5618         (rs6000_float_gprs): New Enum and EnumValue entries.
5619         (mlong-double-): use Var and Save.
5620         (msched-costly-dep=, minsert-sched-nops=): Use Var.
5621         (malign-): Use Enum and Var.
5622         (rs6000_alignment_flags): New Enum and EnumValue entries.
5623         (mfpu=): Use Enum.
5624         (fpu_type_t): New Enum and EnumValue entries.
5625         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5626         global_options_set instead of rs6000_explicit_options.
5627         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5628         global_options_set instead of rs6000_explicit_options.
5629         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5630         global_options_set instead of rs6000_explicit_options.
5631         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5632         global_options_set instead of rs6000_explicit_options.
5633         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
5634         global_options_set instead of rs6000_explicit_options.
5635         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5636         global_options_set instead of rs6000_explicit_options.
5637         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
5638         definition.
5639         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5640         global_options_set instead of rs6000_explicit_options.
5641         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
5642         (rs6000_cmodel): New Enum and EnumValue entries.
5643         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5644         global_options_set instead of rs6000_explicit_options.
5645         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
5646         (mtls-size=): Use Enum and Var.
5647         (rs6000_tls_size): New Enum and EnumValue entries.
5648
5649 2011-05-05  Michael Matz  <matz@suse.de>
5650
5651         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
5652         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
5653         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
5654         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
5655         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
5656         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
5657         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
5658         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
5659         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
5660         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
5661         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
5662         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
5663         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
5664         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
5665         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
5666         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
5667
5668 2011-05-05  Richard Guenther  <rguenther@suse.de>
5669
5670         * expmed.c (expand_variable_shift): Rename to ...
5671         (expand_shift_1): ... this.  Take an expanded shift amount.
5672         For rotates recurse directly not building trees for the shift amount.
5673         (expand_variable_shift): Wrap around expand_shift_1.
5674         (expand_shift): Adjust.
5675
5676 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
5677
5678         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
5679
5680 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
5681
5682         * tree.h (get_pending_sizes): Remove prototype.
5683         (put_pending_size): Likewise.
5684         (put_pending_sizes): Likewise.
5685         * stor-layout.c (pending_sizes): Delete.
5686         (get_pending_sizes): Likewise.
5687         (put_pending_size): Likewise.
5688         (put_pending_sizes): Likewise.
5689         (variable_size): Do not call put_pending_size and tidy up.
5690         * function.h (struct function): Remove dont_save_pending_sizes_p.
5691         * lto-streamer-in.c (input_function): Do not stream it.
5692         * lto-streamer-out.c (output_function): Likewise.
5693         * tree-inline.c (initialize_cfun): Do not copy it.
5694         * c-decl.c (store_parm_decls): Do not set it.
5695         * omp-low.c (create_task_copyfn): Likewise.
5696         * tree-optimize.c (tree_rest_of_compilation): Likewise.
5697
5698 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
5699
5700         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
5701         conditions.
5702         (*movdf_internal): Ditto.
5703         (*movdf_internal_nointeger): Ditto.
5704         (*movsf_internal): Ditto.
5705
5706 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
5707
5708         * c-decl.c (finish_decl): Don't call get_pending_sizes.
5709         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
5710         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
5711         (c_variable_size): Remove.
5712         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
5713         call put_pending_sizes.
5714         (get_parm_info): Add parameter expr.  Use it to set
5715         arg_info->pending_sizes.
5716         (store_parm_decls): Use arg_info->pending_sizes instead or calling
5717         get_pending_sizes.
5718         * c-parser.c (c_parser_parms_declarator): Update call to
5719         c_parser_parms_list_declarator.
5720         (c_parser_parms_list_declarator): Take parameter expr.  Update
5721         call to push_parm_decl.  Update recursive call.  Don't call
5722         get_pending_sizes.  Update calls to get_parm_info.
5723         (c_parser_objc_method_definition): Update calls to
5724         c_parser_objc_method_decl and objc_start_method_definition.
5725         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
5726         (c_parser_objc_method_decl): Add parameter expr.  Update call to
5727         grokparm.
5728         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
5729         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
5730         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
5731
5732 2011-05-05  Michael Hope  <michael.hope@linaro.org>
5733
5734         PR pch/45979
5735         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
5736         __ARM_EABI__ hosts.
5737
5738 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5739
5740         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5741         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5742         (spu_output_mi_thunk): New function.
5743
5744 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5745
5746         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
5747         targetm.asm_out.print_operand.
5748         * config/sol2.c: Include target.h.
5749
5750 2011-05-04  Jan Hubicka  <jh@suse.cz>
5751
5752         * ipa-inline.c (reset_edge_caches): New function.
5753         (update_caller_keys): Add check_inlinablity_for; do not
5754         reset edge caches; remove now unnecesary loop.
5755         (update_callee_keys): Add comments; reset node_growth_cache of callee.
5756         (update_all_callee_keys): Likewise.
5757         (inline_small_functions): Sanity check cache; update code
5758         recomputing it.
5759
5760 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
5761
5762         PR rtl-optimization/47612
5763         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
5764         as the last insn of the sequence to be moved.
5765
5766 2011-05-04  Tobias Burnus  <burnus@net-b.de>
5767
5768         PR fortran/48864
5769         * doc/invoke.texi (Ofast): Document that it
5770         enables Fortran's -fno-protect-parens.
5771
5772 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5773
5774         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
5775
5776 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
5777
5778         * stor-layout.c (variable_size): Do not issue errors.
5779
5780 2011-05-04  Richard Guenther  <rguenther@suse.de>
5781
5782         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
5783         for array-ref indices.
5784         (tree_coverage_counter_addr): Likewise.
5785         (build_fn_info_type): Use size_int for index types.
5786         (build_gcov_info): Likewise.
5787
5788 2011-05-04  Richard Guenther  <rguenther@suse.de>
5789
5790         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
5791         to build_int_cst.
5792         * c-typeck.c (really_start_incremental_init): Use bitsize_int
5793         for constructor indices.
5794         (push_init_level): Likewise.
5795
5796 2011-05-04  Richard Guenther  <rguenther@suse.de>
5797
5798         * explow.c (promote_mode): Move variable declarations before code.
5799
5800 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
5801
5802         * tree.h (build_function_type_array): Declare.
5803         (build_varargs_function_type_array): Declare.
5804         (build_function_type_vec, build_varargs_function_type_vec): Define.
5805         * tree.c (build_function_type_array_1): New function.
5806         (build_function_type_array): New function.
5807         (build_varargs_function_type_array): New function.
5808
5809 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
5810
5811         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
5812         before setting STMT_VINFO_TYPE.
5813
5814 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5815
5816         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
5817         instead of spu_pass_by_reference.
5818
5819 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5820
5821         * calls.c (emit_library_call_value_1): Invoke
5822         promote_function_mode hook on libcall arguments.
5823         * explow.c (promote_function_mode, promote_mode): Handle TYPE
5824         argument being NULL.
5825         * targhooks.c (default_promote_function_mode): Lisewise.
5826         * config/s390/s390.c (s390_promote_function_mode): Likewise.
5827         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
5828
5829         * doc/tm.texi: Document that TYPE argument might be NULL.
5830
5831 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5832
5833         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
5834
5835 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5836
5837         From Bernd Schmidt
5838         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
5839
5840 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5841
5842         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
5843         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
5844         Move ...
5845         * mips-tfile.c: ... here.
5846         Don't include coretypes.h, tm.h, filenames.h.
5847         (saber_stop): Remove definition and all calls.
5848         [__SABER__]: Remove.
5849         (__LINE__): Remove default.
5850         (Size_t, Ptrdiff_t): Remove definitions.
5851         Replace by size_t, ptrdiff_t.
5852         [!MIPS_DEBUGGING_INFO]: Remove.
5853         (SHASH_SIZE, THASH_SIZE): Remove defaults.
5854         (progname): Add const.
5855         (STATIC): Remove.
5856         Replace all uses by static.
5857         (ALIGN_SYMTABLE_OFFSET): Remove default.
5858         * mips-tdump.c: Don't include coretypes.h, tm.h.
5859         Remove !MIPS_IS_STAB guard.
5860         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
5861         $(TM_H), filenames.h dependencies.
5862         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
5863
5864 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5865
5866         From Jie Zhang
5867         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
5868         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5869
5870 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5871
5872         From Bernd Schmidt
5873         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
5874         account and save/restore RETS.
5875         (PROFILE_BEFORE_PROLOGUE): Define.
5876         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
5877         the push insn to use predecrement.
5878
5879 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5880
5881         From Jie Zhang
5882         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
5883
5884 2011-05-04  Nick Clifton  <nickc@redhat.com>
5885
5886         * config/mn10300/mn10300.c: Include cfgloop.h.
5887         (DUMP): New macro.
5888         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
5889         Lcc or a FLcc insn into the instruction stream.
5890         (mn10300_block_contains_call): New function.  Returns true if the
5891         given basic block contains a CALL insn.
5892         (mn10300_loop_contains_call_insn): New function.  Returns true if
5893         the given loop contains a CALL insn.
5894         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
5895         to use the SETLB and Lcc or FLcc insns.
5896         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
5897         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
5898         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
5899         disable the SETLB optimization.
5900         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
5901         __SETLB__ or __NO_SETLB__.
5902         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
5903         (movsf_internal): Handle MDR register.
5904         (cmpsi): Make visible.
5905         (setlb): New pattern.
5906         (Lcc): New pattern.
5907         (FLcc): New pattern.
5908
5909 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5910
5911         PR target/48860
5912         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
5913         for reg<->xmm moves.
5914         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
5915         (vec_concatv2di_rex64_sse): Ditto.
5916         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
5917         (*vec_extractv2di_1_rex64): Ditto.
5918
5919         Revert:
5920         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5921
5922         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
5923         reg<->xmm moves.
5924         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
5925
5926 2011-05-04  Richard Guenther  <rguenther@suse.de>
5927
5928         * tree.h (int_const_binop): Remove notrunc argument.
5929         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
5930         create integer constants that are properly truncated.
5931         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
5932         (const_binop): Remove zero notrunc argument to int_const_binop.
5933         (size_binop_loc): Likewise.
5934         (fold_div_compare): Likewise.
5935         (maybe_canonicalize_comparison_1): Likewise.
5936         (fold_comparison): Likewise.
5937         (fold_binary_loc): Likewise.
5938         (multiple_of_p): Likewise.
5939         * expr.c (store_constructor): Likewise.
5940         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5941         (maybe_fold_stmt_addition): Likewise.
5942         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
5943         * stor-layout.c (layout_type): Likewise.
5944         * tree-data-ref.c (tree_fold_divides_p): Likewise.
5945         * tree-sra.c (build_ref_for_offset): Likewise.
5946         (build_user_friendly_ref_for_offset): Likewise.
5947         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
5948         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5949         * tree-ssa-loop-niter.c (inverse): Likewise.
5950         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5951         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
5952         * tree-switch-conversion.c (check_range): Likewise.
5953         (build_constructors): Likewise.
5954         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5955         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
5956         (extract_range_from_assert): Likewise.
5957         (vrp_int_const_binop): Likewise.
5958         (extract_range_from_binary_expr): Likewise.
5959         (extract_range_from_unary_expr): Likewise.
5960         (check_array_ref): Likewise.
5961         (find_case_label_range): Likewise.
5962         (simplify_div_or_mod_using_ranges): Likewise.
5963         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
5964         comparing case labels for merging.
5965
5966 2011-05-03  Mark Wielaard  <mjw@redhat.com>
5967
5968         * dwarf2out.c (debug_str_hash_forced): Removed.
5969         (gen_label_for_indirect_string): Removed.
5970         (get_debug_string_label): Removed.
5971         (AT_string_form): Generate label directly.
5972         (output_indirect_string): Test indirect_string_node for
5973         DW_FORM_strp instead of checking label and refcount.
5974         (prune_indirect_string): Removed.
5975         (prune_unused_types): Don't check debug_str_hash_forced or
5976         call prune_indirect_string.
5977
5978 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5979
5980         PR other/48093
5981         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
5982
5983 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5984
5985         PR debug/47994
5986         PR debug/47919
5987         * combine.c (try_combine): Skip debug insns at m_split tests.
5988
5989 2011-04-26  Mark Wielaard  <mjw@redhat.com>
5990
5991         PR42288
5992         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
5993         when info_section_emitted.
5994
5995 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
5996
5997         * config/mips/mips-opts.h: New.
5998         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
5999         to mips-opts.h.
6000         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
6001         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
6002         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
6003         via opts pointer.
6004         * config/mips/mips.h (enum mips_code_readable_setting): Move to
6005         mips-opts.h.
6006         (mips_abi, mips_code_readable): Don't declare.
6007         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
6008         (mabi=): Use Enum and Var.
6009         (mips_abi): New Enum and EnumValue entries.
6010         (mcode-readable=): Use Enum and Var.
6011         (mips_code_readable_setting): New Enum and EnumValue entries.
6012         (mr10k-cache-barrier=): Use Enum and Var.
6013         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
6014
6015 2011-05-03  Jan Hubicka  <jh@suse.cz>
6016
6017         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
6018         replace hash by pointer map.
6019         (cgraph_node_set_element_def, cgraph_node_set_element,
6020         const_cgraph_node_set_element, varpool_node_set_element_def,
6021         varpool_node_set_element, const_varpool_node_set_element): Remove.
6022         (free_cgraph_node_set, free_varpool_node_set): New function.
6023         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
6024         * tree-emutls.c: Free varpool node set.
6025         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
6026         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
6027         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
6028         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
6029         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
6030         Move here from ipa.c; implement using pointer_map
6031         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
6032         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
6033         debug_cgraph_node_set, varpool_node_set_new,
6034         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
6035         dump_varpool_node_set, debug_varpool_node_set):
6036         Move to ipa-uitls.c.
6037         * passes.c (ipa_write_summaries): Update.
6038
6039 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6040
6041         From Mike Frysinger:
6042         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
6043         bf542/bf544/bf547/bf548/bf549.
6044
6045 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
6046
6047         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
6048
6049 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6050
6051         From Bernd Schmidt:
6052         * config/bfin/bfin.md (MOVCC): New mode_macro.
6053         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
6054         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
6055         comments from generated assembly.
6056
6057 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6058
6059         From Bernd Schmidt
6060         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
6061         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
6062         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
6063         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
6064         * config/bfin/lib1funcs.asm (___muldi3): New function.
6065
6066 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6067
6068         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
6069         build_function_type_list instead of build_function_type.
6070         Rearrange initialization of `args' to do so.
6071
6072 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6073
6074         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
6075         instead of build_function_type.
6076
6077 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6078
6079         * config/rs6000/rs6000.c (spe_init_builtins): Call
6080         build_function_type_list instead of build_function_type.
6081         (paired_init_builtins, altivec_init_builtins): Likewise.
6082         (builtin_function_type): Likewise.
6083
6084 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6085
6086         * config/sh/sh.c (sh_media_init_builtins): Call
6087         build_function_type_list instead of build_function_type.
6088
6089 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6090
6091         * config/sparc/sparc.c (sparc_file_end): Call
6092         build_function_type_list instead of build_function_type.
6093
6094 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6095
6096         * config/alpha/alpha.c (alpha_init_builtins): Call
6097         build_function_type_list instead of build_function_type.
6098
6099 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6100
6101         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
6102         build_function_type_list instead of build_function_type.
6103
6104 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6105
6106         * config/iq2000/i2000.c (iq2000_init_builtins): Call
6107         build_function_type_list instead of build_function_type.
6108         Delete `endlink' variable.
6109
6110 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6111
6112         * config/avr/avr.c (avr_init_builtins): Call
6113         build_function_type_list instead of build_function_type.
6114
6115 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6116
6117         * config/picochip/picochip.c (picochip_init_builtins): Call
6118         build_function_type_list instead of build_function_type.
6119         Delete `endlink' variable.
6120
6121 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
6122
6123         * config/bfin/bfin.c (bfin_init_builtins): Call
6124         build_function_type_list instead of build_function_type.
6125
6126 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6127
6128         From Bernd Schmidt
6129         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
6130         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
6131
6132 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6133
6134         From Jie Zhang:
6135         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
6136         libbffastfp overrides libgcc when -mfast-fp.
6137
6138 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6139
6140         Originally from Bernd Schmidt
6141         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
6142         * config/bfin/bfin.c (override_options): Test it and error if
6143         TARGET_FDPIC.
6144
6145 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
6146
6147         Originally From Bernd Schmidt
6148         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
6149         FD-PIC.
6150
6151 2011-05-03  Jeff Law  <law@redhat.com>
6152
6153         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
6154         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
6155         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
6156         than accessing AUX field directly.  Free the AUX field before
6157         clearing it.
6158         (thread_block, thread_through_loop_header): Likewise.
6159         (thread_single_edge, mark_threaded_blocks): Likewise.
6160         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
6161         (register_jump_thread): Do not attempt to thread to a NULL edge.
6162
6163 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
6164
6165         * function.c (init_function_start): Call decide_function_section.
6166         * varasm.c (decide_function_section): New function.
6167         (assemble_start_function): When not using
6168         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
6169         or first_function_block_is_cold.
6170         * rtl.h (decide_function_section): Declare.
6171
6172 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
6173             Jakub Jelinek  <jakub@redhat.com>
6174
6175         PR target/48774
6176         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
6177         only succeed if req_mode is the same as set_mode.
6178
6179 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
6180
6181         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
6182         * genemit.c (gen_exp): Handle RETURN.
6183         * emit-rtl.c (verify_rtx_sharing): Likewise.
6184         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
6185         * rtl.c (copy_rtx): RETURN is shared.
6186         * rtl.h (enum global_rtl_index): Add GR_RETURN.
6187         (ret_rtx): New.
6188         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
6189         * config/s390/s390.c (s390_emit_epilogue): Likewise.
6190         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
6191         * config/cris/cris.c (cris_expand_return): Likewise.
6192         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
6193         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
6194         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
6195         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
6196         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
6197         Likewise.
6198         * config/v850/v850.c (expand_epilogue): Likewise.
6199         * config/bfin/bfin.c (bfin_expand_call): Likewise.
6200         * config/arm/arm.md (epilogue): Likewise.
6201         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
6202         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
6203         variable to ret_reg.
6204
6205 2011-05-03  Richard Guenther  <rguenther@suse.de>
6206
6207         PR lto/48846
6208         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
6209         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
6210         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
6211
6212 2011-05-03  Richard Guenther  <rguenther@suse.de>
6213
6214         * c-decl.c (grokdeclarator): Instead of looking at
6215         TREE_OVERFLOW check if the constant fits in the index type.
6216
6217 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
6218
6219         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
6220         (vec_store_lanes<mode><mode>): Likewise.
6221
6222 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
6223
6224         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
6225         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
6226         convert_optab_index values.
6227         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
6228         * genopinit.c (optabs): Initialize the new optabs.
6229         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
6230         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
6231         (expand_STORE_LANES): New functions.
6232         * tree.h (build_array_type_nelts): Declare.
6233         * tree.c (build_array_type_nelts): New function.
6234         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
6235         (vect_model_load_cost): Likewise.
6236         (vect_store_lanes_supported, vect_load_lanes_supported)
6237         (vect_record_strided_load_vectors): Declare.
6238         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
6239         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
6240         (vect_transform_strided_load): Split out statement recording into...
6241         (vect_record_strided_load_vectors): ...this new function.
6242         * tree-vect-stmts.c (create_vector_array, read_vector_array)
6243         (write_vector_array, create_array_ref): New functions.
6244         (vect_model_store_cost): Add store_lanes_p argument.
6245         (vect_model_load_cost): Add load_lanes_p argument.
6246         (vectorizable_store): Try to use store-lanes functions for
6247         interleaved stores.
6248         (vectorizable_load): Likewise load-lanes and loads.
6249         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
6250         to vect_model_store_cost.
6251         (vect_build_slp_tree): Likewise vect_model_load_cost.
6252
6253 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
6254
6255         * hooks.h (hook_bool_mode_uhwi_false): Declare.
6256         * hooks.c (hook_bool_mode_uhwi_false): New function.
6257         * target.def (array_mode_supported_p): New hook.
6258         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
6259         * doc/tm.texi: Regenerate.
6260         * stor-layout.c (mode_for_array): New function.
6261         (layout_type): Use it.
6262         * config/arm/arm.c (arm_array_mode_supported_p): New function.
6263         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
6264
6265 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
6266
6267         PR target/48723
6268         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
6269         for -fstack-check if the size to allocate is negative.
6270
6271 2011-05-02  Lawrence Crowl  <crowl@google.com>
6272
6273         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
6274         (timevar_cond_start): New for starting a timer only when it is not
6275         already running.
6276         (timevar_cond_stop): New for stopping a timer when it was not already
6277         running.
6278
6279         * timevar.c (timevar_stop): Enable start/stop timers to start again.
6280         (timevar_cond_start): New as above.
6281         (timevar_cond_stop): New as above.
6282
6283         * timevar.def: Add start/stop timers for compiler phases,
6284         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
6285         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
6286         and TV_PHASE_FINALIZE.
6287         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
6288         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
6289         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
6290         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
6291         Make unused TV_OVERLOAD into a start/stop timer.
6292
6293         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
6294         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
6295         to indicate that they are start/stop timers.
6296
6297         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
6298         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
6299         Move initialization to do_compile.
6300         (do_compile): Add initialization from above.
6301         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
6302
6303         * c-decl.c (c_write_global_declarations): Add start/stop of
6304         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
6305
6306         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
6307         or TV_PARSE_INLINE, as appropriate.
6308         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
6309         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
6310
6311 2011-05-02  Jason Merrill  <jason@redhat.com>
6312
6313         PR c++/40975
6314         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
6315
6316 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
6317
6318         PR c/35445
6319         * c-decl.c (finish_decl): Only create a composite if the types are
6320         compatible.
6321
6322 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
6323
6324         * config/fr30/fr30-protos.h (Mmode): Don't define.
6325         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
6326         definition where used.
6327         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
6328         define.  Expand definitions where used.
6329         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
6330         Expand definitions where used.
6331         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
6332         rx_function_arg, rx_function_arg_advance,
6333         rx_function_arg_boundary): Expand definitions of those macros.
6334         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
6335         definition where used.
6336
6337 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
6338
6339         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
6340         reg<->xmm moves.
6341         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
6342         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
6343         with *movv2sf_internal_rex64_avx.
6344         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
6345         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
6346         Use %v prefix in insn mnemonic to handle TARGET_AVX.
6347         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
6348         "vex" in "prefix" attribute calculation.
6349         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
6350
6351 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
6352
6353         PR target/47951
6354         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
6355         inputs match the output.
6356
6357 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
6358
6359         PR target/47955
6360         * config/m68k/m68k.c (m68k_expand_prologue): Set
6361         current_function_static_stack_size.
6362
6363 2011-05-02   Jan Hubicka  <jh@suse.cz>
6364
6365         * lto-streamer.c (lto_streamer_cache_insert_1,
6366         lto_streamer_cache_lookup, lto_streamer_cache_create,
6367         lto_streamer_cache_delete): Use pointer map instead of hashtable.
6368         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
6369
6370 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
6371
6372         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
6373         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
6374         config/m68k/t-opts: New files.
6375         * config/m68k/m68k-tables.opt: New file (generated).
6376         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
6377         extra_options and m68k/t-opts to tmake_file.
6378         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
6379         (all_isas): Initialize using m68k-isas.def.
6380         (all_microarchs): Initialize using m68k-microarchs.def.
6381         (m68k_find_selection): Remove.
6382         (m68k_handle_option): Don't assert that global structures are in
6383         use.  Use error_at.  Access variables via opts pointer.  Don't
6384         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
6385         directly for -m68020-40 and -m68020-60.
6386         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
6387         m68k_tune_entry here.
6388         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
6389         to m68k-opts.h.
6390         (m68k_library_id_string): Remove declaration.
6391         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
6392         (m68k_library_id_string): New Variable.
6393         (march=, mcpu=, mtune=): Use Enum and Var.
6394
6395 2011-05-02  Richard Guenther  <rguenther@suse.de>
6396
6397         * varasm.c (output_constructor_regular_field): Compute zero-based
6398         index with double-ints.  Make sure to ICE instead of producing
6399         wrong code.
6400         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
6401         in asserts.  Properly use a signed type.
6402
6403 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
6404
6405         * config/i386/sse.md (V): New mode iterator.
6406         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
6407         TARGET_SSE2.
6408         (V_256): Rename from AVX256MODE.
6409         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
6410         condition to all users.
6411         (VF1): Ditto.
6412         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
6413         condition to all users.
6414         (VF_128): Make V4SF mode unconditional.
6415         (VF_256): Rename from AVX256MODEF2P.
6416         (VI4F_128): Rename from SSEMODE4S.
6417         (VI8F_128): Rename from SSEMODE2D.
6418         (VI4F_256): Rename from AVX256MODE8P.
6419         (VI8F_256): Rename from AVX256MODE4P.
6420         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
6421         (ssescalarmodesuffix): Remove SF and DF modes.
6422         (SSEMODE124): Remove.
6423         (SSEMODE1248): Ditto.
6424         (SSEMODEF2P): Ditto.
6425         (AVXMODEF2P): Ditto.
6426         (AVXMODEFDP): Ditto.
6427         (AVXMODEFSP): Ditto.
6428         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
6429         unconditional.
6430         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
6431         unconditional.
6432         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
6433         xop_pcmov_<mode>256.  Use V mode iterator.
6434
6435         Adjust RTX patterns globally for renamed mode attributes.
6436
6437 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6438
6439         * haifa-sched.c (sched_emit_insn): Emit insn before first
6440         non-scheduled insn.  Inform back-end about new insn.  Add
6441         new insn to scheduled_insns list.
6442
6443 2011-05-02  Richard Guenther  <rguenther@suse.de>
6444
6445         PR tree-optimization/48822
6446         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
6447         (process_scc): Indicate which iteration we start.
6448
6449 2011-05-02  Jan Hubicka  <jh@suse.cz>
6450
6451         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
6452         (lto_section_overrun): New.
6453         * lto-section-out.c (append_block): Rename to ...
6454         (lto_append_block): ... this one; export.
6455         (lto_output_1_stream): Move lto lto-streamer.h
6456         (lto_output_data_stream): Update.
6457         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
6458         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
6459         functions.
6460
6461 2011-05-02  Richard Guenther  <rguenther@suse.de>
6462
6463         * tree.c (tree_code_counts): New global array.
6464         (record_node_allocation_statistics): Count individual tree codes.
6465         (dump_tree_statistics): Dump individual code stats.
6466
6467 2011-05-01  Jan Hubicka  <jh@suse.cz>
6468
6469         * ipa-inline.c (caller_growth_limits): Fix thinko when
6470         looking for largest stack frame.
6471         * ipa-inline.h (dump_inline_summary): Declare.
6472         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
6473         on stack usage.
6474         (dump_inline_summary): Export.
6475         (debug_inline_summary): Declare as DEBUG_FUNCTION.
6476
6477 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
6478
6479         * reginfo.c (memory_move_cost): Change rclass argument type form
6480         'enum reg_class' to reg_class_t.
6481         * reload.h (memory_move_cost): Update prototype.
6482         * postreload.c reload_cse_simplify_set): Change type dclass var to
6483         reg_class_t.
6484         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
6485         Update prototype.
6486         (ira_allocate_and_set_costs): Change aclass argument type form
6487         'enum reg_class' to reg_class_t.
6488         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
6489         Change aclass argument type to reg_class_t.
6490         (update_conflict_hard_reg_costs): Change type aclass and pref vars
6491         to reg_class_t.
6492         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
6493         memory_move_cost call.
6494
6495         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
6496         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
6497         Change type tmp var to reg_class_t.
6498
6499 2011-04-30  Jan Hubicka  <jh@suse.cz>
6500
6501         * ipa-inline.c (can_inline_edge_p): Disregard limits when
6502         inlining into function with flatten attribute.
6503         (want_inline_small_function_p): Be more realistic about inlining
6504         cold calls where callee size grows.
6505
6506 2011-04-30  Jan Hubicka  <jh@suse.cz>
6507
6508         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
6509         flags.
6510
6511 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
6512
6513         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
6514         PRINT_OPERAND_PUNCT_VALID_P): Remove.
6515         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
6516         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
6517         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
6518         (print_operand): Rename to...
6519         (sparc_print_operand): ...this. Make static. Adjust
6520         sparc_print_operand function call.
6521         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
6522         functions.
6523
6524 2011-04-30  Jan Hubicka  <jh@suse.cz>
6525
6526         PR middle-end/48752
6527         * ipa-inline.c (early_inliner): Disable when doing late
6528         addition of function.
6529
6530 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
6531
6532         * dwarf2out.c (get_address_mode): New inline.
6533         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
6534         if not dwarf_strict emit
6535         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
6536         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
6537         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
6538         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
6539         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
6540         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
6541         mem_loc_descriptor callers.
6542         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
6543         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
6544         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
6545         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
6546         (base_types): New variable.
6547         (get_base_type_offset, calc_base_type_die_sizes,
6548         base_type_for_mode, mark_base_types, base_type_cmp,
6549         move_marked_base_types): New functions.
6550         (calc_die_sizes): Assert that die_offset is 0 or equal to
6551         next_die_offset.
6552         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
6553         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
6554         callers.  If not dwarf_strict, call mem_loc_descriptor even for
6555         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
6556         (gen_subprogram_die): Don't give up on call site parameters
6557         with non-integral or large integral modes.  Adjust
6558         mem_loc_descriptor callers.
6559         (prune_unused_types): Call prune_unused_types_mark on base_types
6560         vector entries.
6561         (resolve_addr): Call mark_base_types.
6562         (dwarf2out_finish): Call move_marked_base_types.
6563
6564         PR tree-optimization/48809
6565         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
6566         type.
6567         (gen_inbound_check): Don't compute index_expr - range_min in utype
6568         again, instead reuse SSA_NAME initialized in build_arrays.
6569         Remove two useless gsi_for_stmt calls.
6570
6571 2011-04-29  Jeff Law  <law@redhat.com>
6572
6573         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
6574
6575 2011-04-29  Martin Jambor  <mjambor@suse.cz>
6576
6577         * cgraph.h (cgraph_postorder): Remove declaration.
6578         * ipa-utils.h (ipa_free_postorder_info): Declare.
6579         (ipa_reverse_postorder): Likewise.
6580         * cgraphunit.c: Include ipa-utils.h.
6581         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
6582         * ipa-inline.c: Include ipa-utils.h.
6583         (ipa_inline): Update call to ipa_reverse_postorder.
6584         * ipa-pure-const.c (propagate_pure_const): Update call to
6585         ipa_reduced_postorder and ipa_print_order.  Call
6586         ipa_free_postorder_info to clean up.
6587         (propagate_nothrow): Likewise.
6588         * ipa-reference.c (propagate): Removed a useless call to
6589         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
6590         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
6591         * ipa.c: Include ipa-utils.h.
6592         (ipa_profile): Update call to ipa_reverse_postorder.
6593         (cgraph_postorder): Moved to...
6594         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
6595         (ipa_utils_print_order): Renamed to ipa_print_order.
6596         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
6597         comments.
6598         (ipa_free_postorder_info): New function.
6599         * passes.c: Include ipa-utils.h.
6600         (do_per_function_toporder): Update call to ipa_reverse_postorder.
6601         (ipa_write_summaries): Likewise.
6602         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
6603         (cgraphunit.o): Likewise.
6604         (ipa.o): Likewise.
6605         (ipa-inline.o): Likewise.
6606
6607 2011-04-29  Jan Hubicka  <jh@suse.cz>
6608
6609         * gcc.dg/tree-ssa/inline-10.c: New testcase.
6610         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
6611         * ipa-inline.h (clause_t): Turn into unsigned int.
6612         * ipa-inline-analysis.c (add_clause): Do more simplification.
6613         (and_predicates): Shortcut more cases.
6614         (predicates_equal_p): Move forward; check that clauses are properly
6615         ordered.
6616         (or_predicates): Shortcut more cases.
6617         (edge_execution_predicate): Rewrite as...
6618         (set_cond_stmt_execution_predicate): ... this function; handle
6619         __builtin_constant_p.
6620         (set_switch_stmt_execution_predicate): New .
6621         (compute_bb_predicates): New.
6622         (will_be_nonconstant_predicate): Update TODO.
6623         (estimate_function_body_sizes): Use compute_bb_predicates
6624         and free them later, always try to estimate if stmt is constant.
6625         (estimate_time_after_inlining, estimate_size_after_inlining):
6626         Gracefully handle optimized out edges.
6627         (read_predicate): Fix off by one error.
6628
6629 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
6630
6631         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
6632
6633 2011-04-27  Xinliang David Li  <davidxl@google.com>
6634
6635         * tree-profile.c (init_ic_make_global_vars): Set
6636         tls attribute on ic vars.
6637         * coverage.c (coverage_end_function): Initialize
6638         function_list with zero.
6639
6640 2011-04-29  Richard Guenther  <rguenther@suse.de>
6641
6642         * builtins.c (fold_builtin_classify_type): Use integer_type_node
6643         for the type of the result.
6644         (fold_builtin_isascii): Likewise.
6645         (fold_builtin_toascii): Use integer_type_node where appropriate.
6646         (fold_builtin_logb): Likewise.
6647         (fold_builtin_frexp): Likewise.
6648         (fold_builtin_strstr): Likewise.
6649         (fold_builtin_strpbrk): Likewise.
6650         (fold_builtin_fputs): Likewise.
6651         (fold_builtin_sprintf): Likewise.
6652         (fold_builtin_snprintf): Likewise.
6653         (fold_builtin_printf): Likewise.
6654         (do_mpfr_remquo): Use a proper type for the assigned constant.
6655         (do_mpfr_lgamma_r): Likewise.
6656         * dwarf2out.c (resolve_one_addr): Use size_int.
6657         * except.c (init_eh): Likewise.
6658         (assign_filter_values): Use integer_type_node for filter values.
6659         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
6660         indices.
6661         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
6662         for EH region numbers.
6663         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
6664         for the shift amount.
6665
6666 2011-04-29  Richard Guenther  <rguenther@suse.de>
6667
6668         * expr.h (expand_shift): Rename to ...
6669         (expand_variable_shift): ... this.
6670         (expand_shift): Take a constant shift amount.
6671         * expmed.c (expand_shift): Rename to ...
6672         (expand_variable_shift): ... this.
6673         (expand_shift): New wrapper around expand_variable_shift.
6674         * expr.c (convert_move, emit_group_load_1, emit_group_store,
6675         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
6676         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
6677         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
6678         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
6679         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
6680         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
6681         emit_store_flag_1, emit_store_flag): Likewise.
6682         * builtins.c (expand_builtin_signbit): Likewise.
6683         * calls.c (load_register_parameters): Likewise.
6684         * function.c (assign_parm_setup_block): Likewise.
6685         * lower-subreg.c (resolve_shift_zext): Likewise.
6686         * optabs.c (widen_bswap, expand_abs_nojump,
6687         expand_one_cmpl_abs_nojump, expand_float): Likewise.
6688         * spu/spu.c (spu_expand_extv): Likewise.
6689         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
6690
6691 2011-04-29  Richard Guenther  <rguenther@suse.de>
6692
6693         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
6694         for the remapped region number.
6695         * predict.c (build_predict_expr): Use integer_type_node for the
6696         predict kind.
6697         * fold-const.c (fold_binary_loc): Use integer_type_node for
6698         the shift amount.  Use a proper type for the PLUS_EXPR operand.
6699
6700 2011-04-29  Michael Matz  <matz@suse.de>
6701
6702         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
6703         other trees that just builtins.
6704         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
6705
6706 2011-04-29  Richard Guenther  <rguenther@suse.de>
6707
6708         * tree-nested.c (get_trampoline_type): Use size_int.
6709         (get_nl_goto_field): Likewise.
6710         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
6711         for all indexes.
6712         (lower_eh_constructs_2): Likewise.
6713         (lower_resx): Likewise.
6714         (lower_eh_dispatch): Likewise.
6715         * tree-mudflap.c (mf_build_string): Use size_int.
6716         (mudflap_register_call): Use integer_type_node for the flag.
6717         (mudflap_enqueue_constant): Use size_int.
6718         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
6719         instead of rebuilding it.
6720
6721 2011-04-29  Richard Guenther  <rguenther@suse.de>
6722
6723         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
6724         Handle OBJ_TYPE_REF.
6725         (find_func_aliases_for_call): Use it more consistently.
6726
6727 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
6728
6729         * haifa-sched.c (last_nondebug_scheduled_insn): New.
6730         (rank_for_schedule): Use it.
6731         (schedule_block): Set it.
6732
6733 2011-04-28  David Li  <davidxl@google.com>
6734
6735         * tree.c (crc32_string): Use crc32_byte.
6736         (crc32_byte): New function.
6737         * tree.h (crc32_byte): New function.
6738         * gcov.c (read_graph_file): Handle new cfg_cksum.
6739         (read_count_file): Ditto.
6740         * profile.c (instrument_values): Ditto.
6741         (get_exec_counts): Ditto.
6742         (read_profile_edge_counts): Ditto.
6743         (compute_branch_probabilities): Ditto.
6744         (compute_value_histograms): Ditto.
6745         (branch_prob): Ditto.
6746         (end_branch_prob): Ditto.
6747         * coverage.c (read_counts_file): Ditto.
6748         (get_coverage_counts): Ditto.
6749         (tree_coverage_counter_addr): Ditto.
6750         (coverage_checksum_string): Ditto.
6751         (coverage_begin_output): Ditto.
6752         (coverage_end_function): Ditto.
6753         (build_fn_info_type): Ditto.
6754         (build_fn_info_value): Ditto.
6755         * libgcov.c (gcov_exit): Ditto.
6756         * gcov-dump.c (tag_function): Ditto.
6757         (compute_checksum): Remove.
6758
6759 2011-04-29  Alan Modra  <amodra@gmail.com>
6760
6761         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6762         unspec plus offset.  Tidy macho code.
6763
6764 2011-04-29  Martin Jambor  <mjambor@suse.cz>
6765
6766         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
6767         node instead of a decl.  Update all callers.
6768         * cgraph.h: Update declaration.
6769
6770 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
6771
6772         PR tree-optimization/48765
6773         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
6774         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
6775         to indicate if loop aware SLP is being used.  Scan the statements
6776         and update the vectorization factor according to the type of
6777         vectorization before statement analysis.
6778         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
6779         pass it to vect_analyze_loop_operations.
6780         (vectorizable_reduction): Set number of copies to 1 in case of pure
6781         SLP statement.
6782         * tree-vect-stmts.c (vectorizable_conversion,
6783         vectorizable_assignment, vectorizable_shift,
6784         vectorizable_operation, vectorizable_type_demotion,
6785         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
6786         Likewise.
6787         (vectorizable_condition): Move the check that it is not SLP
6788         vectorization before the number of copies check.
6789         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
6790         to vectorize the loop using SLP.
6791
6792 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
6793
6794         PR middle-end/48597
6795         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
6796         inline asm.
6797
6798 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
6799
6800         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
6801         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
6802         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6803         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6804         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
6805         linux*.h headers.
6806         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
6807         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6808         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6809         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6810         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6811         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
6812         REG_NAME.
6813         * config/i386/linux.h (REG_NAME): Don't define.
6814         * config/i386/linux64.h (REG_NAME): Don't define.
6815         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
6816         Undefine before defining.
6817
6818 2011-04-28  Jan Hubicka  <jh@suse.cz>
6819
6820         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
6821         nonconstant_names array.
6822         (estimate_function_body_sizes): Build nonconstant_names array; handle
6823         BUILT_IN_CONSTANT_P.
6824
6825 2011-04-28  Richard Guenther  <rguenther@suse.de>
6826
6827         PR bootstrap/48804
6828         Revert
6829         2011-04-28  Richard Guenther  <rguenther@suse.de>
6830
6831         * tree-ssa-structalias.c (solve_constraints): Build succ graph
6832         as late as possible.
6833
6834 2011-04-28  Richard Guenther  <rguenther@suse.de>
6835
6836         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
6837         (debug_constraint): Do it here.
6838         (dump_constraints): And here.
6839         (rewrite_constraints): And here.
6840         (dump_constraint_edge): Remove.
6841         (dump_constraint_graph): Rewrite to produce DOT output.
6842         (solve_constraints): Build succ graph as late as possible.
6843         Dump constraint graphs before and after solving.
6844
6845 2011-04-28  Richard Guenther  <rguenther@suse.de>
6846
6847         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6848         New function split out from ...
6849         (find_func_aliases): ... here.  Call it.
6850         (find_func_aliases_for_call): Likewise.
6851
6852 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6853
6854         * internal-fn.h (internal_fn_name_array): Declare.
6855         (internal_fn_flags_array): Likewise.
6856
6857 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6858
6859         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
6860         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
6861         Move from sse.md.
6862         (ssemodefsuffix): Remove.
6863         (ssevecmodesuffix): New mode attribute.
6864         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
6865         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6866         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6867         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6868         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
6869         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
6870         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
6871         ssemodesuffix mode attribute.
6872         (float splitters): Use ssevecmodesuffix mode attribute.
6873         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
6874         (sseinsmode): Rename from avxvecmode.
6875         (avxsizesuffix): Rename from avxmodesuffix.
6876         (sseintvecmode): Rename from avxpermvecmode.
6877         (ssedoublevecmode): Rename from ssedoublesizemode.
6878         (ssehalfvecmode): Rename from avxhalfvecmode.
6879         (ssescalarmode): Rename from avxscalarmode.
6880         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
6881         templates for ssemodesuffix mode attribute.
6882         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
6883         mode attribute.
6884
6885         Adjust RTX patterns globally for renamed mode attributes.
6886
6887 2011-04-27  Jan Hubcika  <jh@suse.cz>
6888
6889         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
6890         * ipa-inline-analysis.c: Include alloc-pool.h.
6891         (edge_predicate_pool): New.
6892         (trye_predicate_p): New function
6893         (false_predicate_p): New function.
6894         (add_clause): Sanity check that false clauses are "optimized";
6895         never add clauses to predicate that is already known to be false.
6896         (and_predicate): Use flase_predicate_p.
6897         (evaulate_predicate): Rename to ...
6898         (evaluate_predicate): ... this one; update all callers; assert
6899         that false is not listed among possible truths.
6900         (dump_predicate): Use true_predicate_p.
6901         (account_size_time): Use false_predicate_p.
6902         (evaulate_conditions_for_edge): Rename to ...
6903         (evaluate_conditions_for_edge) ... this one.
6904         (edge_set_predicate): New function.
6905         (inline_edge_duplication_hook): Duplicate edge predicates.
6906         (inline_edge_removal_hook): Free edge predicates.
6907         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
6908         (dump_inline_summary): Update.
6909         (estimate_function_body_sizes): Set edge predicates.
6910         (estimate_calls_size_and_time): Handle predicates.
6911         (estimate_callee_size_and_time): Update.
6912         (remap_predicate): Add toplev_predicate; update comment.
6913         (remap_edge_predicates): New function.
6914         (inline_merge_summary): Compute toplev predicate; update.
6915         (read_predicate): New function.
6916         (read_inline_edge_summary): Use it.
6917         (inline_read_section): Likewise.
6918         (write_predicate): New function.
6919         (write_inline_edge_summary): Use it.
6920         (inline_write_summary): Likewise.
6921         (inline_free_summary): Free alloc pool and edge summary vec.
6922
6923 2011-04-27  Richard Guenther  <rguenther@suse.de>
6924
6925         * tree-ssa-structalias.c (changed_count): Remove.
6926         (changed): Use a bitmap.
6927         (unify_nodes): Adjust.
6928         (do_sd_constraint): Likewise.
6929         (do_ds_constraint): Likewise.
6930         (do_complex_constraint): Likewise.
6931         (solve_graph): Likewise.
6932
6933 2011-04-27  Jan Hubicka  <jh@suse.cz>
6934
6935         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
6936
6937 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6938
6939         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
6940         (avx_vperm2f128_*_operand): Ditto.
6941         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
6942         Use avx_vpermilp_parallel in insn condition.
6943         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
6944         Use avx_vperm2f128_parallel in insn condition.
6945
6946 2011-04-27  Richard Guenther  <rguenther@suse.de>
6947
6948         * Makefile.in (tree-ssa-structalias.o): Remove
6949         gt-tree-ssa-structalias.h dependency.
6950         (GTFILES): Remove tree-ssa-structalias.c.
6951         * tree.c (allocate_decl_uid): New function.
6952         (make_node_stat): Use it.
6953         (copy_node_stat): Likewise.
6954         * tree.h (allocate_decl_uid): Declare.
6955         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
6956         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
6957         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
6958         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
6959         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
6960         (struct heapvar_map): Likewise.
6961         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
6962         heapvar_insert): Likewise.
6963         (make_heapvar_for): Rename to ...
6964         (make_heapvar): ... this.  Simplify.
6965         (fake_var_decl_obstack): New global var.
6966         (build_fake_var_decl): New function.
6967         (make_constraint_from_heapvar): Adjust.
6968         (handle_lhs_call): Likewise.
6969         (create_function_info_for): Likewise.
6970         (intra_create_variable_infos): Likewise.
6971         (init_alias_vars): Allocate fake_var_decl_obstack.
6972         (init_alias_heapvars, delete_alias_heapvars): Remove.
6973         (compute_points_to_sets): Do not call init_alias_heapvars.
6974         (ipa_pta_execute): Likewise.
6975         (delete_points_to_sets): Free fake_var_decl_obstack.
6976
6977 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6978
6979         * config/spu/divmovti4.c (union qword_UTItype): New data type.
6980         (si_from_UTItype, si_to_UTItype): New functions.
6981         (__udivmodti4): Use them to implement type-punning.
6982         * config/spu/multi3.c (union qword_TItype): New data type.
6983         (si_from_TItype, si_to_TItype): New functions.
6984         (__multi3): Use them to implement type-punning.
6985
6986 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6987
6988         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
6989
6990 2011-04-27  Jan Hubicka  <jh@suse.cz>
6991
6992         * ipa-prop.c (function_insertion_hook_holder): New holder.
6993         (ipa_add_new_function): New function.
6994         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
6995         Register/deregister holder.
6996
6997 2011-04-27  Richard Guenther  <rguenther@suse.de>
6998
6999         PR tree-optimization/48772
7000         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
7001
7002 2011-04-27  Richard Guenther  <rguenther@suse.de>
7003
7004         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
7005         TARGET_MEM_REF handling.
7006
7007 2011-04-27  Nick Clifton  <nickc@redhat.com>
7008
7009         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
7010         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
7011         (REG_CLASS_NAMES): Likewise.
7012         (REG_CLASS_CONTENTS): Likewise.
7013         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
7014         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
7015         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
7016         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
7017         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
7018         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
7019         duplicate register classes.
7020         (frv_class_likely_spilled_p): Likewise.
7021         (frv_register_move_cost): Likewise.
7022
7023         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
7024         end of the regno_reg_class array.
7025
7026 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
7027
7028         PR c/48742
7029         * c-typeck.c (build_binary_op): Don't wrap arguments if
7030         int_operands is true.
7031
7032 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
7033
7034         PR target/48767
7035         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
7036         targetm.calls.must_pass_in_stack for void type.
7037
7038 2011-04-26  Jan Hubicka  <jh@suse.cz>
7039
7040         * cgraphbuild.c (build_cgraph_edges): Update call
7041         of cgraph_create_edge and cgraph_create_indirect_edge.
7042         * cgraph.c (cgraph_create_edge_including_clones,
7043         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
7044         cgraph_update_edges_for_call_stmt_node): Do not take nest
7045         argument; do not initialize call_stmt_size/time.
7046         (dump_cgraph_node): Do not dump nest.
7047         (cgraph_clone_edge): Do not take loop_nest argument;
7048         do not propagate it; do not clone call_stmt_size/time.
7049         (cgraph_clone_node): Likewise.
7050         (cgraph_create_virtual_clone): Update.
7051         * cgraph.h (struct cgraph_edge): Remove
7052         call_stmt_size/call_stmt_time/loop_nest.
7053         (cgraph_create_edge, cgraph_create_indirect_edge,
7054         cgraph_create_edge_including_clones, cgraph_clone_node): Update
7055         prototype.
7056         * tree-emutls.c (gen_emutls_addr): Update.
7057         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
7058         loop_nest; handle indirect calls, too.
7059         (clone_inlined_nodes): Do not care about updating inline summaries.
7060         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
7061         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
7062         stream call_stmt_size/call_stmt_time/loop_nest.
7063         * ipa-inline.c (edge_badness): Update.
7064         (ipa_inline): dump summaries after inlining.
7065         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
7066         New.
7067         (inline_edge_summary): New function.
7068         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
7069         (inline_edge_removal_hook): Handle edge summaries.
7070         (inline_edge_duplication_hook): New hook.
7071         (inline_summary_alloc): Alloc hooks.
7072         (initialize_growth_caches): Do not register removal hooks.
7073         (free_growth_caches); Do not free removal hook.
7074         (dump_inline_edge_summary): New function.
7075         (dump_inline_summary): Use it.
7076         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
7077         (inline_update_callee_summaries): New function.
7078         (inline_merge_summary): Use it.
7079         (do_estimate_edge_time, do_estimate_edge_growth): Update.
7080         (read_inline_edge_summary): New function.
7081         (inline_read_section): Use it.
7082         (write_inline_edge_summary): New function.
7083         (inline_write_summary): Use it.
7084         (inline_free_summary): Free edge new holders.
7085         * tree-inline.c (copy_bb): Update.
7086
7087 2011-04-26  Jason Merrill  <jason@redhat.com>
7088
7089         * tree-eh.c (lower_try_finally_switch): Create the label along with
7090         the CASE_LABEL_EXPR.
7091
7092 2011-04-26  David S. Miller  <davem@davemloft.net>
7093             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7094
7095         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
7096         * configure: Regenerate.
7097
7098 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
7099
7100         PR target/48258
7101         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
7102         reduction.
7103         (VEC_reduc): New code iterator and splitters for vector reduction.
7104         (VEC_reduc_name): Ditto.
7105         (VEC_reduc_rtx): Ditto.
7106         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
7107         (reduc_<VEC_reduc_name>_v4sf): Ditto.
7108
7109         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7110         support for extracting SF on VSX.
7111
7112         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
7113         generating xscvspdp.
7114         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
7115         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
7116         double add, minimum, maximum vector reduction.
7117         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
7118         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
7119         optimize double vector reduction.
7120         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
7121
7122 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
7123
7124         * config/fr30/fr30.h (inhibit_libc): Don't define.
7125         * config/m32r/m32r-protos.h: Correct comment.
7126         * config/v850/v850.h (GHS_default_section_names,
7127         GHS_current_section_names): Use tree, not union tree_node *.
7128
7129 2011-04-26  Xinliang David Li  <davidxl@google.com>
7130
7131         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
7132         * c-family/c-opts.c (c_common_handle_option): Set
7133         warn_maybe_uninitialized.
7134         * opts.c (common_handle_option): Ditto.
7135         * common.opt:  New option.
7136         * tree-ssa.c (warn_uninit): Add one more parameter.
7137         (warn_uninitialized_var): Pass warning code.
7138         * tree-flow.h: Interface change.
7139
7140 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7141
7142         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
7143         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
7144         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
7145
7146 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7147
7148         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
7149         * config/mips/mips.opt (mmips-tfile): Remove.
7150
7151         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
7152         mips-tdump reference to ...
7153         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
7154         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
7155         reference by Tru64 UNIX.
7156
7157 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
7158
7159         PR debug/48768
7160         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
7161         is error_mark_node, set value to NULL.
7162
7163         PR tree-optimization/48734
7164         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
7165         if return value from maybe_fold_*_comparsions isn't something
7166         the code is prepared to handle.
7167
7168 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
7169
7170         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
7171         mode check.
7172         (ext_QIreg_nomode_operands): Remove.
7173         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
7174         (*andsi_1): Ditto.
7175         (*andhi_1): Ditto.
7176
7177 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
7178
7179         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
7180
7181 2011-04-26  Richard Guenther  <rguenther@suse.de>
7182
7183         * c-typeck.c (build_unary_op): Do not expand array-refs via
7184         pointer arithmetic.  Only adjust qualifiers for function types.
7185
7186 2011-04-26  Richard Guenther  <rguenther@suse.de>
7187
7188         PR middle-end/48694
7189         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
7190         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
7191         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
7192         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
7193
7194 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
7195
7196         * doc/extend.texi: Document __underlying_type.
7197
7198 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
7199
7200         * config/rs6000/titan.md (automata_option "progress"): Remove.
7201
7202 2011-04-25  Jeff Law  <law@redhat.com>
7203
7204         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
7205
7206 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
7207
7208         * system.h (ENUM_BITFIELD): Remove.
7209
7210 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
7211             Eric Botcazou  <ebotcazou@adacore.com>
7212
7213         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
7214         for STORE_FLAG_VALUE==-1 case.
7215
7216 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
7217
7218         PR target/43804
7219         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
7220         LEGITIMATE_PIC_OPERAND_P.
7221
7222 2011-04-24  Jan Hubicka  <jh@suse.cz>
7223
7224         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
7225         WPA hack.
7226         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
7227         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
7228         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
7229         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
7230         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
7231         Sanity check predicate length.
7232         (remap_predicate): Likewise; sanity check jump functions.
7233         (inline_read_section, inline_write_summary): Sanity check
7234         predicate length.
7235
7236 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
7237
7238         PR other/48748
7239         * doc/extend.texi (Type Traits): Document __is_standard_layout,
7240         __is_literal_type, and __is_trivial; update throughout about
7241         possibly cv-qualified void types.
7242
7243 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
7244
7245         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
7246         testsuite and make it version agnostic.
7247
7248 2011-04-22  Jan Hubicka  <jh@suse.cz>
7249
7250         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
7251
7252 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
7253
7254         PR c/48685
7255         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
7256         to VOID_TYPE even around MODIFY_EXPR.
7257
7258 2011-04-22  Mike Stump  <mikestump@comcast.net>
7259
7260         * gensupport.c (read_md_rtx): Fix typo in comment.
7261         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
7262         comment.
7263
7264 2011-04-22  Jan Hubicka  <jh@suse.cz>
7265
7266         * gengtype.c (open_base_files): Add ipa-inline.h include.
7267         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
7268         ipa-prop.c; update all uses.
7269         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
7270         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
7271         merge summary of inlined function into former caller.
7272         * ipa-inline.c (max_benefit): Remove.
7273         (edge_badness): Compensate for removal of benefits.
7274         (update_caller_keys): Use
7275         reset_node_growth_cache/reset_edge_growth_cache.
7276         (update_callee_keys): Likewise.
7277         (update_all_callee_keys): Likewise.
7278         (inline_small_functions): Do not collect max_benefit; do not reset
7279         estimated_growth; call free_growth_caches and initialize_growth_caches.
7280         * ipa-inline.h (struct condition, type clause_t, struct predicate,
7281         struct size_time_entry): New structures.
7282         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
7283         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
7284         and estimated_growth.
7285         (edge_growth_cache_entry): New structure.
7286         (node_growth_cache, edge_growth_cache): New global vars.
7287         (estimate_growth): Turn into inline.
7288         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
7289         initialize_growth_caches, free_growth_caches): Declare.
7290         (estimate_edge_growth): Rewrite.
7291         (estimate_edge_time): Implement as inline cache lookup.
7292         (reset_node_growth_cache, reset_edge_growth_cache): New inline
7293         functions.
7294         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
7295         (NUM_CONDITIONS): New constant.
7296         (predicate_conditions): New enum.
7297         (IS_NOT_CONSTANT): New constant.
7298         (edge_removal_hook_holder): New var.
7299         (node_growth_cache, edge_growth_cache): New global vars.
7300         (true_predicate, single_cond_predicate, false_predicate,
7301         not_inlined_predicate, add_condition, add_clause, and_predicates,
7302         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
7303         dump_clause, dump_predicate, account_size_time,
7304         evaulate_conditions_for_edge): New functions.
7305         (inline_summary_alloc): Move to heap.
7306         (inline_node_removal_hook): Clear condition and entry vectors.
7307         (inline_edge_removal_hook): New function.
7308         (initialize_growth_caches, free_growth_caches): New function.
7309         (dump_inline_summary): Update.
7310         (edge_execution_predicate): New function.
7311         (will_be_nonconstant_predicate): New function.
7312         (estimate_function_body_sizes): Compute BB and constantness predicates.
7313         (compute_inline_parameters): Do not clear estimated_growth.
7314         (estimate_edge_size_and_time): New function.
7315         (estimate_calls_size_and_time): New function.
7316         (estimate_callee_size_and_time): New function.
7317         (remap_predicate): New function.
7318         (inline_merge_summary): New function.
7319         (do_estimate_edge_time): New function based on...
7320         (estimate_edge_time): ... this one.
7321         (do_estimate_edge_growth): New function.
7322         (do_estimate_growth): New function based on....
7323         (estimate_growth): ... this one.
7324         (inline_analyze_function): Analyze after deciding on jump functions.
7325         (inline_read_section): New function.
7326         (inline_read_summary): Use it.
7327         (inline_write_summary): Write all the new data.
7328         * ipa-prop.c (ipa_get_param_decl_index): Export.
7329         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
7330         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
7331         Declare.
7332         (ipa_get_lattice): Move here from ipa-cp.c
7333         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
7334         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
7335         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
7336         cgraph_edge_inlinable_p): Remove.
7337         * cgraphunit.c: Include ipainline.h
7338         (cgraph_process_new_functions): Update call of
7339         compute_inline_parameters.
7340
7341 2011-04-22  Richard Guenther  <rguenther@suse.de>
7342
7343         * tree.c (build_int_cst): Properly create canonicalized integer
7344         constants.
7345         (build_int_cst_type): Remove scary comments.
7346
7347 2011-04-22  Xinliang David Li  <davidxl@google.com>
7348
7349         * toplev.c (process_options): Enable -Werror=coverage-mismatch
7350         by default when -Wno-error is not specified.
7351         * opts-global.c (decode_options): Remove call to
7352         control_warning_options.
7353
7354 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
7355
7356         PR tree-optimization/48717
7357         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
7358         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
7359
7360 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
7361
7362         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
7363         definition where used.
7364
7365 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
7366
7367         PR c/48716
7368         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
7369         TREE_STATIC variables declared inside of some OpenMP construct.
7370
7371 2011-04-22  Martin Jambor  <mjambor@suse.cz>
7372
7373         PR middle-end/48585
7374         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
7375
7376 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
7377
7378         PR c/36750
7379         * c-typeck.c (pop_init_level): Do not warn about initializing
7380         with ` = {0}'.
7381
7382 2011-04-22  Alan Modra  <amodra@gmail.com>
7383
7384         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
7385         when returning call_cookie.
7386         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
7387         pointers, to functions with no more vector args than the current
7388         function, and some non-local calls for ABI_V4.
7389         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
7390         sibcall_nonlocal_aix64): Combine to ..
7391         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
7392         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
7393         (sibcall_value_nonlocal_aix<mode>): ..likewise.
7394         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
7395         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
7396         operand.
7397         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
7398         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
7399         sibcall_value_symbolic_64): Delete.
7400
7401 2011-04-21  Xinliang David Li  <davidxl@google.com>
7402
7403         * cgraph.h: Remove pid.
7404         * cgraph.c: Remove pid.
7405         * value-prof.c (init_node_map): New function.
7406         (del_node_map): New function.
7407         (find_func_by_funcdef_no): New function.
7408         (gimple_ic_transform): Call new function.
7409         * cgraphunit.c (cgraph_finalize_function): Remove pid.
7410         * function.c (get_last_funcdef_no): New function.
7411         * function.h (get_last_funcdef_no): New function.
7412         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
7413         to libgcov function.
7414         (tree-profiling): Call node map init and delete function.
7415
7416 2011-04-21  Ian Lance Taylor  <iant@google.com>
7417
7418         * godump.c (go_format_type): Use exported Go name for anonymous
7419         field name.
7420
7421 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
7422
7423         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
7424         Call builtin_function_type_list instead of builtin_function_type.
7425         (UNARY, BINARY, TRINARY, QUAD): Likewise.
7426
7427 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
7428
7429         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
7430         build_function_type_list instead of build_function_type.
7431         Delete variable `endlink'.
7432
7433 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
7434
7435         * config/s390/s390.c (s390_init_builtins): Call
7436         build_function_type_list instead of build_function_type.
7437
7438 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
7439
7440         * config/ia64/ia64.c (ia64_init_builtins): Call
7441         build_function_type_list instead of builtin_function_type.
7442
7443 2011-04-21  Easwaran Raman  <eraman@google.com>
7444
7445         * cfgexpand.c (stack_var): Remove OFFSET...
7446         (add_stack_var): ...and its reference here...
7447         (expand_stack_vars): ...and here.
7448         (stack_var_cmp): Sort by descending order of size.
7449         (partition_stack_vars): Change heuristic.
7450         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
7451         (dump_stack_var_partition): Add newline after each partition.
7452
7453 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
7454             Jeff Law  <law@redhat.com>
7455
7456         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
7457         * gengtype.c (matching_file_name_substitute): Likewise.
7458
7459 2011-04-21  Richard Guenther  <rguenther@suse.de>
7460
7461         PR lto/48703
7462         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
7463
7464 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
7465
7466         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
7467
7468 2011-04-21  Richard Guenther  <rguenther@suse.de>
7469
7470         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
7471         file name.
7472
7473 2011-04-21  Richard Guenther  <rguenther@suse.de>
7474
7475         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7476         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
7477         Use DECL_P, not SSA_VAR_P.
7478         (ptr_derefs_may_alias_p): Likewise.
7479         (ptr_deref_may_alias_ref_p_1): Likewise.
7480         (decl_refs_may_alias_p): Likewise.
7481         (refs_may_alias_p_1): Likewise.
7482         (ref_maybe_used_by_call_p_1): Likewise.
7483         (call_may_clobber_ref_p_1): Likewise.
7484         (indirect_ref_may_alias_decl_p): Assume indirect refrences
7485         are either MEM_REF or TARGET_MEM_REF.
7486         (indirect_refs_may_alias_p): Likewise.
7487         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
7488         for MEM_EXPR of indirect calls.
7489
7490 2011-04-21  Tristan Gingold  <gingold@adacore.com>
7491
7492         * vmsdbgout.c (write_srccorr): Compute file length from the string.
7493         (dst_file_info_struct): Remove flen field.
7494         (lookup_filename): Remove code that set flen field.
7495
7496 2011-04-21  Tristan Gingold  <gingold@adacore.com>
7497
7498         * config/ia64/ia64.c (ia64_start_function): Add a guard.
7499
7500 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
7501
7502         PR target/48708
7503         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
7504         vec_extract and vec_concat for non-SSE4_1 targets.
7505
7506 2011-04-21  Richard Guenther  <rguenther@suse.de>
7507
7508         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
7509         return statements.
7510
7511 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
7512
7513         * config/i386/cygming.h (union tree_node, TREE): Don't define or
7514         undefine.
7515         (FILE): Don't undefine.
7516
7517 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
7518
7519         * config/alpha/alpha.c (struct machine_function): Use rtx, not
7520         struct rtx_def *.
7521         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
7522         struct rtx_def *.
7523         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
7524         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
7525         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
7526         rtx_def *.
7527         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
7528         definitions where used.
7529         * config/microblaze/microblaze.h (struct microblaze_args): Use
7530         rtx, not struct rtx_def *.
7531         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
7532         rtx_def *.
7533         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
7534         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
7535         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
7536         not struct rtx_def *.
7537         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
7538         struct rtx_def *.
7539         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
7540         rtx_def *.
7541         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
7542
7543 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7544
7545         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
7546         operand_equal_p to compare DR_BASE_ADDRESSes.
7547         (vect_check_interleaving): Likewise.
7548
7549 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7550
7551         PR target/46329
7552         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
7553         for all Neon struct constants.
7554
7555 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7556
7557         * target.def (legitimate_constant_p): New hook.
7558         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
7559         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
7560         * doc/tm.texi: Regenerate.
7561         * hooks.h (hook_bool_mode_rtx_true): Declare.
7562         * hooks.c (hook_bool_mode_rtx_true): Define.
7563         * system.h (LEGITIMATE_CONSTANT_P): Poison.
7564         * calls.c (precompute_register_parameters): Replace uses of
7565         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
7566         (emit_library_call_value_1): Likewise.
7567         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
7568         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
7569         * ira-costs.c (scan_one_insn): Likewise.
7570         * recog.c (general_operand, immediate_operand): Likewise.
7571         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
7572         * reload1.c (init_eliminable_invariants): Likewise.
7573
7574         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
7575         mode argument.
7576         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
7577         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
7578         argument.
7579         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7580         * config/alpha/predicates.md (input_operand): Update call to
7581         alpha_legitimate_constant_p.
7582
7583         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
7584         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
7585         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
7586         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7587         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
7588         (arm_legitimate_constant_p): New functions.
7589         (arm_cannot_force_const_mem): Make static.
7590
7591         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
7592
7593         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
7594         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
7595         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
7596         instead of bfin_legitimate_constant_p.
7597         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
7598         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7599
7600         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
7601
7602         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
7603
7604         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
7605         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
7606         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7607         (frv_legitimate_constant_p): Make static.  Add a mode argument.
7608
7609         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
7610         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
7611         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
7612
7613         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
7614         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
7615         * config/i386/i386.c (legitimate_constant_p): Rename to...
7616         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
7617         argument.
7618         (ix86_cannot_force_const_mem): Update accordingly.
7619         (ix86_legitimate_address_p): Likewise.
7620         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7621         * config/i386/i386.md: Update commentary.
7622
7623         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
7624         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
7625         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7626         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
7627
7628         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
7629
7630         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
7631         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
7632         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7633         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
7634
7635         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
7636         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
7637         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
7638
7639         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
7640         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7641         (m32r_legitimate_constant_p): New function.
7642
7643         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
7644         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
7645         LEGITIMATE_CONSTANT_P.
7646         (LEGITIMATE_CONSTANT_P): Delete.
7647         * config/m68k/m68k.c (m68k_expand_prologue): Call
7648         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
7649         (m68k_legitimate_constant_p): New function.
7650         * config/m68k/m68k.md: Update comments.
7651
7652         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
7653         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7654         (mcore_legitimate_constant_p): New function.
7655
7656         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
7657         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
7658         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
7659         Add a mode argument.
7660         (mep_legitimate_address): Update accordingly.
7661         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7662
7663         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
7664         Delete.
7665         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
7666         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
7667         static.  Check OP's mode for VOIDmode.
7668         (microblaze_legitimate_constant_p): New function.
7669         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7670
7671         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
7672         * config/mips/mips.c (mips_legitimate_constant_p): New function.
7673         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
7674         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7675         * config/mips/predicates.md: Update comments.
7676
7677         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
7678         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
7679         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7680         (mmix_legitimate_constant_p): Make static, return a bool, and take
7681         a mode argument.
7682         (mmix_print_operand_address): Update accordingly.
7683
7684         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
7685         Delete.
7686         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
7687         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
7688         static.  Add a mode argument.
7689         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7690
7691         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
7692
7693         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
7694         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7695         (pa_legitimate_constant_p): New function.
7696
7697         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
7698
7699         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
7700         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7701         (pdp11_legitimate_constant_p): New function.
7702
7703         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
7704         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7705         (rs6000_legitimate_constant_p): New function.
7706
7707         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
7708         (rx_legitimate_constant_p): ...this.
7709         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
7710         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
7711         (rx_legitimate_constant_p): ...this.
7712         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7713         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
7714
7715         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
7716         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
7717         * config/s390/s390.c (legitimate_constant_p): Rename to...
7718         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
7719         and add a mode argument.
7720         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7721
7722         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
7723
7724         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
7725         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7726         (sh_legitimate_constant_p): New function.
7727
7728         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
7729         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
7730         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7731         (legitimate_constant_p): Rename to...
7732         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
7733         argument.
7734         (constant_address_p): Update accordingly.
7735
7736         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
7737         argument and return a bool.
7738         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
7739         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7740         (spu_legitimate_constant_p): Add a mode argument and return a bool.
7741         (spu_rtx_costs): Update accordingly.
7742         * config/spu/predicates.md (vec_imm_operand): Likewise.
7743
7744         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
7745
7746         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
7747         * config/v850/v850.c (v850_legitimate_constant_p): New function.
7748         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7749
7750         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
7751         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
7752         * config/vax/vax.c (legitimate_constant_p): Likewise.
7753
7754         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
7755         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7756         (xtensa_legitimate_constant_p): New function.
7757
7758 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7759
7760         * target.def (cannot_force_const_mem): Add a mode argument.
7761         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
7762         * doc/tm.texi: Regenerate.
7763         * hooks.h (hook_bool_mode_rtx_false): Declare.
7764         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
7765         (hook_bool_mode_const_rtx_true): Likewise.
7766         (hook_bool_mode_rtx_false): New function.
7767         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
7768         to be non-VOID.  Update call to cannot_force_const_mem.
7769         (find_reloads): Update accordingly.
7770         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
7771         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
7772         argument.
7773         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
7774         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
7775         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
7776         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
7777         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
7778         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
7779         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
7780         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7781         (m68k_cannot_force_const_mem): ...this new function.
7782         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
7783         argument.
7784         (mips_const_insns, mips_legitimize_const_move): Update calls.
7785         (mips_secondary_reload_class): Likewise.
7786         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7787         (pa_cannot_force_const_mem): ...this new function.
7788         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
7789         (rs6000_cannot_force_const_mem): ...this new function.
7790         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
7791         argument.
7792         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
7793         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
7794         to...
7795         (xtensa_cannot_force_const_mem): ...this new function.
7796
7797 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7798
7799         * config/mips/mips.c (mips16_build_function_stub): Call
7800         build_function_type_list instead of build_function_type.
7801         (mips16_build_call_stub): Likewise.
7802
7803 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7804
7805         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
7806         instead of build_function_type.
7807
7808 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7809
7810         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
7811         instead of build_function_type.
7812
7813 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
7814
7815         PR target/48678
7816         * config/i386/i386.md (insv): Change operand 0 constraint to
7817         "register_operand".  Change operand 1 and 2 constraint to
7818         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
7819         * config/i386/sse.md (sse4_1_pinsrb): Export.
7820         (sse2_pinsrw): Ditto.
7821         (sse4_1_pinsrd): Ditto.
7822         (sse4_1_pinsrq): Ditto.
7823         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
7824         * config/i386/i386.c (ix86_expand_pinsr): New.
7825
7826 2011-04-20  Easwaran Raman  <eraman@google.com>
7827
7828         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
7829         containing union type only with -fstrict-aliasing.
7830
7831 2011-04-20  Jim Meyering  <meyering@redhat.com>
7832
7833         Remove useless if-before-free tests.
7834         * calls.c (expand_call, save_area): Likewise.
7835         * cfgcleanup.c (try_forward_edges): Likewise.
7836         * collect2.c (collect_execute): Likewise.
7837         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
7838         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
7839         * coverage.c (coverage_checksum_string): Likewise.
7840         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
7841         * cselib.c (cselib_init): Likewise.
7842         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
7843         (df_set_clean_cfg): Likewise.
7844         * function.c (free_after_compilation): Likewise.
7845         * gcc.c (do_spec_1, main): Likewise.
7846         * gcov.c (create_file_names): Likewise.
7847         * gensupport.c (identify_predicable_attribute): Likewise.
7848         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
7849         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
7850         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
7851         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
7852         * ipa-pure-const.c (local_pure_const): Likewise.
7853         * ipa-reference.c (propagate): Likewise.
7854         * ira-costs.c (free_ira_costs): Likewise.
7855         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
7856         * matrix-reorg.c (mat_free): Likewise.
7857         * prefix.c (get_key_value): Likewise.
7858         * profile.c (compute_value_histograms): Likewise.
7859         * reload1.c (free_reg_equiv): Likewise.
7860         * sched-deps.c (free_deps): Likewise.
7861         * sel-sched-ir.c (fence_clear): Likewise.
7862         * sese.c (set_rename, if_region_set_false_region): Likewise.
7863         * tree-data-ref.c (free_rdg): Likewise.
7864         * tree-eh.c (lower_try_finally): Likewise.
7865         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
7866         * tree-ssa-live.c (delete_var_map): Likewise.
7867         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
7868         * tree-ssa-pre.c (phi_trans_add): Likewise.
7869
7870 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
7871
7872         PR tree-optimization/48611
7873         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
7874         beyond ERT_MUST_NOT_THROW region.
7875
7876 2011-04-20  Catherine Moore  <clm@codesourcery.com>
7877
7878         * config/mips/mips.opt (mfix-24k): New.
7879         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
7880         * config/mips/mips.md (length): Increase by 4 for stores if
7881         fixing 24K errata.
7882         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
7883         all noreorder if fixing 24K errata.
7884         * doc/invoke.texi: Document mfix-24k.
7885
7886 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
7887
7888         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
7889         quad-word modes, reduce to 9-bit index range when above 1016 limit.
7890
7891 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7892
7893         * config/arm/arm.c (arm_gen_constant): Move movw support ....
7894         (const_ok_for_op): ... to here.
7895
7896 2011-04-20  Kai Tietz  <ktietz@redhat.com>
7897
7898         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
7899         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
7900
7901 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7902
7903         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
7904
7905 2011-04-20  Richard Guenther  <rguenther@suse.de>
7906
7907         PR tree-optimization/47892
7908         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
7909         are if-convertible.
7910
7911 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
7912
7913         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
7914
7915 2011-04-20  Tristan Gingold  <gingold@adacore.com>
7916
7917         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
7918
7919 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
7920
7921         PR target/18145
7922
7923         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
7924         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
7925         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
7926         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
7927         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
7928
7929         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
7930         New prototype.
7931
7932         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
7933         (avr_asm_named_section, avr_asm_output_aligned_common,
7934         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
7935         New functions to update...
7936         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
7937         (avr_asm_init_sections): Overwrite section callbacks for
7938         data_section, bss_section.
7939         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
7940         from here to...
7941         (avr_file_end): ...here.
7942
7943 2011-04-20  Richard Guenther  <rguenther@suse.de>
7944
7945         PR middle-end/48695
7946         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
7947         objects and types here.  Adjust for their offset before comparing.
7948
7949 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7950
7951         * tree-vect-stmts.c (vectorizable_store): Only chain one related
7952         statement per copy.
7953
7954 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7955
7956         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
7957         (GIMPLE_H): Include $(INTERNAL_FN_H).
7958         (OBJS-common): Add internal-fn.o.
7959         (internal-fn.o): New rule.
7960         * internal-fn.def: New file.
7961         * internal-fn.h: Likewise.
7962         * internal-fn.c: Likewise.
7963         * gimple.h: Include internal-fn.h.
7964         (GF_CALL_INTERNAL): New gf_mask.
7965         (gimple_statement_call): Put fntype into a union with a new
7966         internal_fn field.
7967         (gimple_build_call_internal): Declare.
7968         (gimple_build_call_internal_vec): Likewise.
7969         (gimple_call_same_target_p): Likewise.
7970         (gimple_call_internal_p): New function.
7971         (gimple_call_internal_fn): Likewise.
7972         (gimple_call_fntype): Return null for internal calls.
7973         (gimple_call_set_fntype): Assert that the function is not internal.
7974         (gimple_call_set_fn): Likewise.
7975         (gimple_call_set_fndecl): Likewise.
7976         (gimple_call_set_internal_fn): New function.
7977         (gimple_call_addr_fndecl): Handle null functions.
7978         (gimple_call_return_type): Likewise null types.
7979         * gimple.c (gimple_build_call_internal_1): New function.
7980         (gimple_build_call_internal): Likewise.
7981         (gimple_build_call_internal_vec): Likewise.
7982         (gimple_call_same_target_p): Likewise.
7983         (gimple_call_flags): Handle calls to internal functions.
7984         (gimple_call_fnspec): New function.
7985         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
7986         (gimple_has_side_effects): Handle null functions.
7987         (gimple_rhs_has_side_effects): Likewise.
7988         (gimple_call_copy_skip_args): Handle calls to internal functions.
7989         * cfgexpand.c (expand_call_stmt): Likewise.
7990         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
7991         * gimple-fold.c (gimple_fold_call): Handle null functions.
7992         (gimple_fold_stmt_to_constant_1): Don't fold
7993         calls to internal functions.
7994         * gimple-low.c (gimple_check_call_args): Handle calls to internal
7995         functions.
7996         * gimple-pretty-print.c (dump_gimple_call): Likewise.
7997         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
7998         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
7999         (do_warn_unused_result): Likewise.
8000         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
8001         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
8002         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
8003         the target of a call.
8004         (initialize_hash_element): Update accordingly.
8005         (hashable_expr_equal_p): Use gimple_call_same_target_p.
8006         (iterative_hash_hashable_expr): Handle calls to internal functions.
8007         (print_expr_hash_elt): Likewise.
8008         * tree-ssa-pre.c (can_value_number_call): Likewise.
8009         (eliminate): Handle null functions.
8010         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
8011         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
8012         (find_func_aliases): Likewise.
8013         * value-prof.c (gimple_ic_transform): Likewise.
8014         (gimple_indirect_call_to_profile): Likewise.
8015         * lto-streamer-in.c (input_gimple_stmt): Likewise.
8016         * lto-streamer-out.c (output_gimple_stmt): Likewise.
8017
8018 2011-04-19  Jan Hubicka  <jh@suse.cz>
8019
8020         * ipa-inline-transform.c (save_inline_function_body): Add comments.
8021         * ipa-inline.c (inline_small_functions): Compute summaries first,
8022         populate heap later.
8023
8024 2011-04-19  Jan Hubicka  <jh@suse.cz>
8025
8026         * cgraph.h (save_inline_function_body): Remove.
8027         * ipa-inline-transform.c: New file, broke out of...
8028         * ipa-inline.c: ... this one; Update toplevel comment.
8029         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
8030         make global.
8031         (update_noncloned_frequencies): Move to ipa-inline-transform.c
8032         (cgraph_mark_inline_edge): Rename to inline_call; move to
8033         ipa-inline-transform.c.
8034         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
8035         move to ipa-inline-transform.c
8036         (recursive_inlining, inline_small_functions, flatten_function,
8037         ipa_inline, inline_always_inline_functions,
8038         early_inline_small_functions): Update.
8039         (inline_transform): Move to ipa-inline-transform.c.
8040         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
8041         Declare.
8042         * Makefile.in (ipa-inline-transform.o): New file.
8043         * cgraphunit.c (save_inline_function_body): Move to
8044         ipa-inline-transform.c
8045
8046 2011-04-19  DJ Delorie  <dj@redhat.com>
8047
8048         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
8049         registers if we already know there aren't any.
8050         (m32c_emit_epilogue): Don't emit a barrier here.
8051         (m32c_emit_eh_epilogue): Likewise.
8052         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
8053         operands at expand time.
8054         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
8055         int" wchar type.
8056         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
8057         duplicates.  Provide aliases instead.
8058         * config/m32c/prologue.md (eh_return): Emit a barrier here.
8059         (eh_epilogue): Add a "(return)" here as a hint to other parts of
8060         the compiler.
8061
8062 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
8063
8064         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
8065         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
8066         (general_or_i64_p, sparc_register_move_cost): New function.
8067
8068 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8069
8070         * doc/install.texi (Configuration, --enable-threads): Remove mach.
8071         Add lynx, mipssde.  Sort table.
8072
8073 2011-04-19  Xinliang David Li  <davidxl@google.com>
8074
8075         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
8076         not negative.
8077
8078 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
8079
8080         PR target/48678
8081         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
8082         is a SUBREG with non-MODE_INT mode inside of it.
8083
8084 2011-04-19  Martin Jambor  <mjambor@suse.cz>
8085
8086         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
8087         also according to actual contants.
8088         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
8089         (gimple_fold_call): Use it.
8090         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
8091
8092 2011-04-19  Martin Jambor  <mjambor@suse.cz>
8093
8094         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
8095         non-pointer assignments.
8096
8097 2011-04-19  Martin Jambor  <mjambor@suse.cz>
8098
8099         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
8100         account anc_offset and otr_type from the indirect edge info.
8101         * ipa-prop.c (get_ancestor_addr_info): New function.
8102         (compute_complex_ancestor_jump_func): Assignment analysis moved to
8103         get_ancestor_addr_info, call it.
8104         (ipa_note_param_call): Do not initialize information about polymorphic
8105         calls, return the indirect call graph edge.  Remove the last
8106         parameter, adjust all callers.
8107         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
8108         parameters.  Initialize polymorphic information in the indirect edge.
8109
8110 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
8111
8112         PR lto/48148
8113         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
8114         the types if they have different enumeration identifiers.
8115
8116 2011-04-19  Jan Hubicka  <jh@suse.cz>
8117
8118         * cgraph.h (cgraph_optimize_for_size_p): Declare.
8119         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
8120         * predict.c (cgraph_optimize_for_size_p): Break out from ...
8121         (optimize_function_for_size_p) ... here.
8122
8123 2011-04-19  Richard Guenther  <rguenther@suse.de>
8124
8125         PR lto/48207
8126         * tree.c (free_lang_data): Do not reset the decl-assembler-name
8127         langhook.
8128
8129 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
8130
8131         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
8132         if DECL_NO_INLINE_WARNING_P is set on the function.
8133
8134 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
8135
8136         PR fortran/47976
8137         * reload1.c (inc_for_reload): Return void. All callers changed.
8138         (emit_input_reload_insns): Don't try to delete previous output
8139         reloads to a register, or record spill_reg_store for autoincs.
8140
8141 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
8142
8143         * gengtype.h: Updated copyright year.
8144         (struct input_file_st): Add inpisplugin field.
8145         (type_fileloc): New function.
8146         * gengtype.c
8147         (write_typed_struct_alloc_def): Add gcc_assert.
8148         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
8149         (write_typed_alloc_defns): Don't output for plugin files.
8150         (input_file_by_name): Clear inpisplugin field.
8151         (main): Set inpisplugin field for plugin files.
8152
8153 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
8154
8155         * gengtype-state.c (string_eq): New.
8156         (read_state): Use string_eq instead of strcmp when creating the
8157         state_ident_tab.
8158
8159 2011-04-19  Wei Guozhi  <carrot@google.com>
8160
8161         PR target/47855
8162         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
8163         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
8164         linkage.
8165         * config/arm/constraints.md (Uu): New constraint.
8166         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
8167
8168 2011-04-19  Tristan Gingold  <gingold@adacore.com>
8169
8170         * config.gcc (-*-*-*vms): Added.
8171         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
8172         definitions moved.
8173         * config/vms/vms-ld.c: New file.
8174         * config/vms/vms-ar.c: New file.
8175         * config/vms/t-vmsnative: New file.
8176
8177 2011-04-18  Xinliang David Li  <davidxl@google.com>
8178
8179         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
8180
8181 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
8182
8183         PR middle-end/48661
8184         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
8185         if TREE_TYPE (v) is non-NULL.
8186
8187         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
8188         gimple_get_virt_mehtod_for_binfo.
8189         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
8190         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
8191         callers.
8192         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
8193
8194 2011-04-18  Michael Matz  <matz@suse.de>
8195             Steve Ellcey  <sje@cup.hp.com>
8196
8197         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
8198         use its mode as source mode if it isn't VOIDmode.
8199
8200 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
8201
8202         * doc/passes.texi: Fill crossref nodes.
8203
8204 2011-04-18  Jim Meyering  <meyering@redhat.com>
8205
8206         Fix doubled-word typos in comments and strings
8207         * config/alpha/vms-unwind.h: s/for for/for/
8208         * config/arm/unwind-arm.h: Likewise.
8209         * config/microblaze/microblaze.c: Likewise.
8210         * config/sh/constraints.md: s/in in/in/
8211         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
8212
8213 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
8214
8215         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
8216         (AVX_FLOAT_MODE_P): Ditto.
8217         (AVX128_VEC_FLOAT_MODE_P): Ditto.
8218         (AVX256_VEC_FLOAT_MODE_P): Ditto.
8219         (AVX_VEC_FLOAT_MODE_P): Ditto.
8220         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
8221         (UNSPEC_MASKSTORE): Ditto.
8222         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
8223         Merge from <sse>_movmsk<ssemodesuffix> and
8224         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
8225         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
8226         iterator.
8227         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
8228         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
8229         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
8230
8231 2011-04-18  Jan Hubicka  <jh@suse.cz>
8232
8233         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
8234
8235         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
8236         (want_inline_function_called_once_p): Break out the logic from
8237         ipa_inline.
8238         (edge_badness): Ensure that profile is not misupdated.
8239         (lookup_recursive_calls): Prioritize by call frequencies.
8240         (inline_small_functions): Move program size estimates here;
8241         actually process whole queue even when unit growth has been
8242         met. (to properly compute inline_failed reasons and for the
8243         case unit size decrease.) Revisit comments on recursive inlining.
8244         (ipa_inline): Remove unit summary code; first inline hot calls
8245         of functions called once, cold calls next.
8246         (order, nnodes): Remove unused variables.
8247         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
8248         (GTFILES): Remove ipa-inline.c
8249         * sel-sched.c (fill_insns): Silence uninitialized var warning.
8250
8251 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
8252
8253         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
8254
8255 2011-04-18  Jie Zhang  <jie@codesourcery.com>
8256             Richard Earnshaw  <rearnsha@arm.com>
8257
8258         * arm.c (neon_builtin_type_bits): Remove.
8259         (typedef enum neon_builtin_mode): New.
8260         (T_MAX): Don't define.
8261         (typedef enum neon_builtin_datum): Remove bits, codes[],
8262         num_vars and base_fcode.  Add mode, code and fcode.
8263         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
8264         VAR10): Change accordingly.
8265         (neon_builtin_data[]): Change accordingly
8266         (arm_init_neon_builtins): Change accordingly.
8267         (neon_builtin_compare): Remove.
8268         (locate_neon_builtin_icode): Remove.
8269         (arm_expand_neon_builtin): Change accordingly.
8270
8271         * arm.h (enum arm_builtins): Move to ...
8272         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
8273
8274         * arm.c (arm_builtin_decl): Declare.
8275         (TARGET_BUILTIN_DECL): Define.
8276         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
8277         (arm_builtin_decls[]): New.
8278         (arm_init_neon_builtins): Store builtin declarations in
8279         arm_builtin_decls[].
8280         (arm_init_tls_builtins): Likewise.
8281         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
8282         (arm_builtin_decl): New.
8283
8284 2011-04-18  Richard Guenther  <rguenther@suse.de>
8285
8286         * tree.c (upper_bound_in_type): Build properly canonicalized
8287         INTEGER_CSTs.
8288         (lower_bound_in_type): Likewise.
8289
8290 2011-04-18  Richard Guenther  <rguenther@suse.de>
8291
8292         * gimple.h (gimple_call_addr_fndecl): New function.
8293         (gimple_call_fndecl): Use it.
8294         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
8295         for direct calls.
8296         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
8297         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
8298
8299 2011-04-18  Richard Guenther  <rguenther@suse.de>
8300
8301         PR middle-end/48650
8302         * tree.c (build_string): STRING_CST is now derived from tree_typed.
8303
8304 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
8305
8306         PR lto/48492
8307         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
8308         DECL_IN_CONSTANT_POOL without RTL.
8309
8310 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
8311             Ira Rosen  <ira.rosen@linaro.org>
8312
8313         PR target/48252
8314         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
8315         to match neon_vzip/vuzp/vtrn_internal.
8316         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
8317         outputs explicitly dependent on both inputs.
8318         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
8319
8320 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
8321
8322         PR tree-optimization/48616
8323         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
8324         whether the shift is by scalar or vector based on whether all SLP
8325         scalar stmts have the same rhs.
8326
8327 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
8328
8329         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
8330         memory operands.
8331
8332 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
8333
8334         PR target/43700
8335         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
8336         registers.
8337
8338 2011-04-17  Jan Hubicka  <jh@suse.cz>
8339
8340         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
8341         * cgrpahunit.c (cgraph_finalize_function): Do not set
8342         finalized_by_frontend.
8343         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
8344         finalized_by_frontend.
8345
8346 2011-04-17  Jan Hubicka  <jh@suse.cz>
8347
8348         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
8349         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
8350         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
8351         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
8352         method.
8353         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
8354         gimple-fold.c
8355         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
8356
8357 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
8358
8359         PR lto/48538
8360         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
8361         is non-null before accessing it.
8362         (input_cgraph): Remove trailing spaces.
8363
8364 2011-04-17  Revital Eres  <revital.eres@linaro.org>
8365
8366         * params.def (sms-min-sc): New param flag.
8367         * modulo-sched.c (sms_schedule): Use it.
8368         * doc/invoke.texi (sms-min-sc): Document it.
8369
8370 2011-04-17  Jan Hubicka  <jh@suse.cz>
8371
8372         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
8373         present, also set gimple_call_set_cannot_inline.
8374         * ipa-inline.c: Update toplevel comment.
8375         (MAX_TIME): Remove.
8376         (cgraph_clone_inlined_nodes): Fix linebreaks.
8377         (cgraph_check_inline_limits): Restructure to ...
8378         (caller_growth_limits): ... this one; be more tolerant
8379         on growth in nested inline chains; add explanatory comment;
8380         fix stack accounting thinko introduced by previous patch.
8381         (cgraph_default_inline_p): Remove.
8382         (report_inline_failed_reason): New function.
8383         (can_inline_edge_p): New function.
8384         (can_early_inline_edge_p): New function.
8385         (leaf_node_p): Move upwards in file.
8386         (want_early_inline_function_p): New function.
8387         (want_inline_small_function_p): New function.
8388         (want_inline_self_recursive_call_p): New function.
8389         (cgraph_edge_badness): Rename to ...
8390         (edge_badness) ... this one; fix linebreaks.
8391         (update_edge_key): Update call of edge_baddness; add
8392         detailed dump about queue updates.
8393         (update_caller_keys): Use can_inline_edge_p and
8394         want_inline_small_function_p.
8395         (cgraph_decide_recursive_inlining): Rename to...
8396         (recursive_inlining): Use can_inline_edge_p and
8397         want_inline_self_recursive_call_p; simplify and remove no longer
8398         valid FIXME.
8399         (cgraph_set_inline_failed): Remove.
8400         (add_new_edges_to_heap): Use can_inline_edge_p and
8401         want_inline_small_function_p.
8402         (cgraph_decide_inlining_of_small_functions): Rename to ...
8403         (inline_small_functions): ... this one; cleanup; use
8404         can/want predicates; cleanup debug ouput; work edges till fibheap
8405         is exhausted and do not stop once unit growth is reached; remove
8406         later loop processing remaining edges.
8407         (cgraph_flatten): Rename to ...
8408         (flatten_function): ... this one; use can_inline_edge_p
8409         and can_early_inline_edge_p predicates.
8410         (cgraph_decide_inlining): Rename to ...
8411         (ipa_inline): ... this one; remove unreachable nodes before
8412         inlining functions called once; simplify the pass.
8413         (cgraph_perform_always_inlining): Rename to ...
8414         (inline_always_inline_functions): ... this one; use
8415         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
8416         (cgraph_decide_inlining_incrementally): Rename to ...
8417         (early_inline_small_functions): ... this one; simplify
8418         using new predicates; cleanup; make dumps prettier.
8419         (cgraph_early_inlining): Rename to ...
8420         (early_inliner): newer inline regular functions into always-inlines;
8421         fix updating of call stmt summaries.
8422         (pass_early_inline): Update for new names.
8423         (inline_transform): Fix formating.
8424         (gate_cgraph_decide_inlining): Rename to ...
8425         (pass_ipa_inline): ... this one.
8426         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
8427         * ipa-inline-analysis.c (dump_inline_summary): Update.
8428         (compute_inline_parameters): Do not compute disregard_inline_limits;
8429         look for mismatching arguments.
8430         (estimate_growth): Fix handlig of non-trivial self recursion.
8431         (inline_read_summary): Do not read info->disregard_inline_limits.
8432         (inline_write_summary): Do not write info->disregard_inline_limits.
8433         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
8434         and move all checks into can_inline_edge_p predicate; re-enable code
8435         comparing optimization levels.
8436         (expand_call_inline): Do not test inline_forbidden_into_p.
8437         * Makefile.in (ipa-inline.o): Update arguments.
8438
8439 2011-04-17  Revital Eres  <revital.eres@linaro.org>
8440
8441         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
8442
8443 2011-04-17  Revital Eres  <revital.eres@linaro.org>
8444
8445         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
8446
8447 2011-04-17  Michael Matz  <matz@suse.de>
8448
8449         PR tree-optimization/48622
8450         PR lto/48645
8451         * ipa-inline-analysis.c (inline_read_summary): Read size/time
8452         in same order as they're written.
8453
8454 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8455
8456         * config/pa/predicates.md: Reorganize and simplify predicates.
8457         Eliminate duplicate code checks.
8458         (arith_operand): Rename to arith14_operand
8459         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
8460         * config/pa/pa.md: Use renamed operands.
8461         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
8462         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
8463         arith11_operand, adddi3_operand, indexed_memory_operand,
8464         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
8465         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
8466         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
8467         move_dest_operand, move_src_operand, prefetch_cc_operand,
8468         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
8469         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
8470         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
8471         div_operand, int5_operand, movb_comparison_operator,
8472         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
8473         arith_double_operand, ireg_operand, lhs_lshift_operand,
8474         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
8475         integer_store_memory_operand): Likewise.
8476         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
8477         (integer_store_memory_operand, read_only_operand,
8478         function_label_operand, borx_reg_operand,
8479         non_hard_reg_operand): Likewise.
8480         (eq_neq_comparison_operator): Delete unused operator.
8481         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
8482         function_label_operand.
8483         (emit_move_sequence): Likewise.
8484
8485 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
8486
8487         * config/i386/sse.md (sseunpackmode): New mode attribute.
8488         (ssepackmode): Ditto.
8489         (vec_pack_trunc_<mode>): Macroize expander from
8490         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
8491         (vec_unpacks_lo_<mode>): Macroize expander from
8492         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
8493         (vec_unpacks_hi_<mode>): Macroize expander from
8494         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
8495         (vec_unpacku_lo_<mode>): Macroize expander from
8496         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
8497         (vec_unpacku_hi_<mode>): Macroize expander from
8498         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
8499         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
8500         ix86_expand_sse4_unpack.
8501         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
8502
8503 2011-04-16  Jan Hubicka  <jh@suse.cz>
8504
8505         * cgraphbuild.c: Include ipa-inline.h.
8506         (reset_inline_failed): Use initialize_inline_failed.
8507         * cgraph.c: Include ipa-inline.h.
8508         (cgraph_create_node_1): Do not initialize estimated_growth.
8509         (initialize_inline_failed): More to ipa-inline-analysis.c
8510         (dump_cgraph_node): Do not dump inline flags.
8511         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
8512         and disregard_inline_limits flags.
8513         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
8514         time, size, estimated_growth.
8515         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
8516         Update.
8517         * cgraphunit.c (cgraph_decide_is_function_needed): Use
8518         DECL_DISREGARD_INLINE_LIMITS.
8519         (cgraph_analyze_function): Do not initialize
8520         node->local.disregard_inline_limits.
8521         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
8522         inlinable, versionable and disregard_inline_limits.
8523         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8524         cgraph_check_inline_limits, cgraph_default_inline_p,
8525         cgraph_edge_badness, update_caller_keys, update_callee_keys,
8526         add_new_edges_to_heap): Update.
8527         (cgraph_decide_inlining_of_small_function): Update; set
8528         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
8529         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
8530         cgraph_decide_inlining_incrementally): Update.
8531         * ipa-inline.h (inline_summary): Add inlinable, versionable,
8532         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
8533         time, size and estimated_growth parameters.
8534         (estimate_edge_growth): Update.
8535         (initialize_inline_failed): Declare.
8536         * ipa-split.c: Include ipa-inline.h
8537         (execute_split_functions): Update.
8538         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
8539         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
8540         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
8541         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
8542         estimated_growth to INT_MIN.
8543         (inline_node_duplication_hook): Likewise.
8544         (dump_inline_summary): Dump new fields.
8545         (compute_inline_parameters): Update.
8546         (estimate_edge_time, estimate_time_after_inlining,
8547         estimate_size_after_inlining, estimate_growth, inline_read_summary,
8548         inline_write_summary):
8549         (initialize_inline_failed): Move here from cgraph.c.
8550         * tree-sra.c: Include ipa-inline.h.
8551         (ipa_sra_preliminary_function_checks): Update.
8552         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
8553         ipa-inline.h.
8554
8555 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
8556
8557         * config/i386/sse.md (V16): New mode iterator.
8558         (VI1, VI8): Ditto.
8559         (AVXMODEQI, AVXMODEDI): Remove.
8560         (sse2, sse3): New mode attribute.
8561         (mov<mode>): Use V16 mode iterator.
8562         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
8563         (push<mode>1): Use V16 mode iterator.
8564         (movmisalign<mode>): Ditto.
8565         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
8566         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
8567         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
8568         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
8569         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
8570         avx_movdqu<avxmodesuffix>.
8571         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
8572         *avx_movdqu<avxmodesuffix>.
8573         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
8574         avx_lddqu<avxmodesuffix>.
8575         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
8576         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
8577         avx_movnt<AVXMODEDI:mode>.
8578         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
8579         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
8580
8581 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
8582
8583         PR target/48629
8584         * haifa-sched.c (prune_ready_list, schedule_block): Use
8585         sched_pressure_p rather than flag_sched_pressure.
8586
8587 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
8588
8589         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
8590         cgraph_get_node instead of cgraph_get_create_node.
8591
8592 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
8593
8594         * cfgexpand.c (expand_debug_expr): Use
8595         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
8596
8597 2011-04-15  Michael Matz  <matz@suse.de>
8598
8599         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
8600         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
8601         * function.c (gimplify_parameters): Ditto.
8602         * gimplify.c (gimplify_vla_decl): Ditto.
8603
8604         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
8605         (gimple_call_set_alloca_for_var): New inline function.
8606         (gimple_call_alloca_for_var_p): Ditto.
8607         * gimple.c (gimple_build_call_from_tree): Remember
8608         CALL_ALLOCA_FOR_VAR_P state.
8609         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
8610
8611         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
8612         calls if they were for VLA objects.
8613
8614 2011-04-15  Martin Jambor  <mjambor@suse.cz>
8615
8616         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
8617         of ADR_EXPRs.
8618
8619 2011-04-15  Martin Jambor  <mjambor@suse.cz>
8620
8621         PR middle-end/48601
8622         * tree-emutls.c (lower_emutls_function_body): Call
8623         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
8624         result is non-NULL.
8625
8626 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
8627
8628         * c-decl.c (detect_field_duplicates): Call
8629         objc_detect_field_duplicates instead of objc_get_interface_ivars.
8630
8631 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
8632
8633         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
8634         * gimple.c (gimple_asm_clobbers_memory_p): Define.
8635         * ipa-pure-const.c (check_stmt): Call it.
8636         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
8637
8638 2011-04-15  Richard Guenther  <rguenther@suse.de>
8639
8640         PR tree-optimization/48290
8641         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
8642         Properly decide inhibiting propagation based on the valueized
8643         operand.  Do loop-closed SSA form preserving here ...
8644         (init_copy_prop): ... not here.
8645
8646 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
8647
8648         PR target/48612
8649         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
8650         (*ieee_smax<mode>3): Likewise.
8651
8652 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8653
8654         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
8655         Replace match_operand with match_dup for the third operand in
8656         these expanders.
8657
8658 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
8659
8660         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
8661         to track processing of conditionals.  Update all callers.
8662         (try_combine, simplify_if_then_else): Update.
8663
8664 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
8665
8666         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
8667         -fsched-pressure.
8668
8669 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
8670
8671         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
8672         instead of match_operand for operand 3.
8673
8674 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
8675
8676         * recog.h (insn_operand_data): Add an "allows_mem" field.
8677         * genoutput.c (output_operand_data): Initialize it.
8678         * optabs.c (maybe_legitimize_operand_same_code): New function.
8679         (maybe_legitimize_operand): Use it when matching the original
8680         op->value.
8681
8682 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
8683
8684         * gimplify.c: Fix issues in comments throughout.
8685         (voidify_wrapper_expr): Fix long line.
8686         (build_stack_save_restore): Likewise.
8687         (gimplify_loop_expr): Likewise.
8688         (gimplify_compound_lval): Likewise.
8689         (gimplify_init_ctor_eval): Likewise.
8690         (gimplify_modify_expr_rhs): Likewise.
8691         (omp_notice_threadprivate_variable): Likewise.
8692
8693 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
8694
8695         * cfgexpand.c (expand_call_stmt): Convert the function type to the
8696         original one if this is not a builtin function.
8697
8698 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
8699
8700         PR target/48605
8701         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
8702         offset it as needed based on top 2 bits in operands[3], change
8703         MEM mode to SFmode and mask those 2 bits away from operands[3].
8704
8705 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8706
8707         * c-parser.c (c_parser_objc_protocol_definition): Updated for
8708         change from objc_declare_protocols() to objc_declare_protocol().
8709
8710 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
8711
8712         * config/i386/sse.md (sse4_1): New mode attribute.
8713         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
8714         avx_blend<ssemodesuffix><avxmodesuffix> and
8715         sse4_1_blend<ssemodesuffix> using VF mode iterator.
8716         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
8717         avx_blendv<ssemodesuffix><avxmodesuffix> and
8718         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
8719         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
8720         avx_dp<ssemodesuffix><avxmodesuffix> and
8721         sse4_1_dp<ssemodesuffix> using VF mode iterator.
8722         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
8723         (sse4_1_packusdw): Merge with *avx_packusdw.
8724         (sse4_1_pblendvb): Merge with *avx_pblendvb.
8725         (sse4_1_pblendw): Merge with *avx_pblendw.
8726         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
8727         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
8728         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
8729         VF mode iterator.
8730         (sse4_1_round<ssescalarmodesuffix>): Merge with
8731         *avx_round<ssescalarmodesuffix>.
8732         (aesenc): Merge with *avx_aesenc.
8733         (aesenclast): Merge with *avx_aesenclast.
8734         (aesdec): Merge with *avx_aesdec.
8735         (aesdeclast): Merge with *avx_aesdeclast.
8736         (pclmulqdq): Merge with *pclmulqdq.
8737         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
8738         New predicate.
8739         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
8740
8741 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
8742
8743         PR middle-end/48608
8744         * cfgexpand.c (get_decl_align_unit): Renamed to ...
8745         (align_local_variable): This.  Update DECL_ALIGN.
8746         (add_stack_var): Updated.
8747         (expand_one_stack_var): Likewise.
8748
8749 2011-04-14  Richard Guenther  <rguenther@suse.de>
8750
8751         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
8752         Remove.
8753         (dse_initialize_block_local_data, dse_leave_block,
8754         record_voperand_set, get_stmt_uid): Likewise.
8755         (dse_possible_dead_store_p): Allow any kind of killing stmt.
8756         (dse_optimize_stmt): Remove voperand set handling code.
8757         Simplify and improve to handle any kind of killing stmt.
8758         (dse_record_phi): Remove.
8759         (dse_enter_block): Simplify.
8760         (tree_ssa_dse): Likewise.
8761         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
8762
8763 2011-04-14  Jan Hubicka  <jh@suse.cz>
8764
8765         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
8766         * cgraph.h (struct inline_summary): Move to ipa-inline.h
8767         (cgraph_local_info): Remove inline_summary.
8768         * ipa-cp.c: Include ipa-inline.h.
8769         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
8770         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
8771         accesor.
8772         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
8773         (input_overwrite_node): Do not set inline summary.
8774         (input_node): Do not stream inline summary.
8775         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
8776         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
8777         growth; we do not have inline parameters computed for that anyway.
8778         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
8779         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
8780         (inline_summary_t): New type and VECtor.
8781         (debug_inline_summary, dump_inline_summaries): Declare.
8782         (inline_summary): Use VOCtor.
8783         (estimate_edge_growth): Kill hack computing call stmt size directly.
8784         * lto-section-in.c (lto_section_name): Add inline section.
8785         * ipa-inline-analysis.c: Include lto-streamer.h
8786         (node_removal_hook_holder, node_duplication_hook_holder): New holders
8787         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
8788         (inline_summary_vec): Define.
8789         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
8790         dump_inline_summaries): New functions.
8791         (estimate_function_body_sizes): Properly compute size/time of outgoing
8792         calls.
8793         (compute_inline_parameters): Alloc inline_summary; do not compute
8794         size/time of incomming calls.
8795         (estimate_edge_time): Avoid missing time summary hack.
8796         (inline_read_summary): Read inline summary info.
8797         (inline_write_summary): Write inline summary info.
8798         (inline_free_summary): Free all hooks and inline summary vector.
8799         * lto-streamer.h: Add LTO_section_inline_summary section.
8800         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
8801         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
8802
8803 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8804
8805         * tree-vectorizer.h (vect_strided_store_supported): Add a
8806         HOST_WIDE_INT argument.
8807         (vect_strided_load_supported): Likewise.
8808         (vect_permute_store_chain): Return void.
8809         (vect_transform_strided_load): Likewise.
8810         (vect_permute_load_chain): Delete.
8811         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
8812         count argument.  Check that the count is a power of two.
8813         (vect_strided_load_supported): Likewise.
8814         (vect_permute_store_chain): Return void.  Update after above changes.
8815         Assert that the access is supported.
8816         (vect_permute_load_chain): Likewise.
8817         (vect_transform_strided_load): Return void.
8818         * tree-vect-stmts.c (vectorizable_store): Update calls after
8819         above interface changes.
8820         (vectorizable_load): Likewise.
8821         (vect_analyze_stmt): Don't check for strided powers of two here.
8822
8823 2011-04-14  Richard Guenther  <rguenther@suse.de>
8824
8825         PR tree-optimization/48590
8826         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
8827         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8828         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
8829         BUILT_IN_STACK_SAVE.
8830         * tree-ssa-dce.c (propagate_necessity): Handle
8831         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8832
8833 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8834
8835         * c-parser.c (c_parser_objc_class_declaration): Updated call to
8836         objc_declare_class.
8837
8838 2011-04-14  Richard Guenther  <rguenther@suse.de>
8839
8840         * tree.h (get_object_alignment_1): Declare.
8841         * builtins.c (get_object_alignment_1): Split out worker from ...
8842         (get_object_alignment): ... here.
8843         * fold-const.c (get_pointer_modulus_and_residue): Use
8844         get_object_alignment_1.
8845
8846 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8847
8848         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
8849         type parameter.
8850         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
8851         parameter.  Generalise code to handle arrays as well as vectors.
8852         (vect_setup_realignment): Update accordingly.
8853         * tree-vect-stmts.c (vectorizable_store): Likewise.
8854         (vectorizable_load): Likewise.
8855
8856 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8857
8858         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
8859         within the per-copy loop.
8860
8861 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8862
8863         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
8864         in the dump file.
8865
8866 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8867
8868         * doc/options.texi (Negative): Explicitly mention that the
8869         Negative chain must be circular.
8870
8871 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
8872
8873         * function.h (block_chainon): Declare.
8874         * function.c (block_chainon): Define.
8875
8876 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
8877             Eric Weddington  <eric.weddington@atmel.com>
8878             Georg-Johann Lay  <avr@gjlay.de>
8879
8880         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
8881         New Includes
8882         (avr_init_builtins, avr_expand_builtin,
8883         avr_expand_delay_cycles, avr_expand_unop_builtin,
8884         avr_expand_binop_builtin ): New functions.
8885         (avr_builtin_id): New enum
8886         (struct avr_builtin_description): New struct
8887         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
8888         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
8889
8890         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
8891         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
8892         UNSPECV_DELAY_CYCLES): new enumeration values
8893         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
8894         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
8895         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
8896         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
8897         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
8898         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
8899         "fmulsu"): New insns
8900
8901         * config/avr/avr-c.c: fix line endings
8902         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
8903         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
8904         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
8905         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
8906         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
8907
8908         * doc/extend.texi (AVR Built-in Functions): New node
8909         (Target Builtins): Add documentation of AVR
8910         built-in functions.
8911
8912 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
8913
8914         PR target/44643
8915         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
8916         alone. Error if non-const data has attribute progmem.
8917
8918 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8919
8920         * tree.h (struct tree_constructor): Include tree_typed instead of
8921         tree_common.
8922         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
8923         TS_TYPED instead of TS_COMMON.
8924
8925 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
8926
8927         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
8928         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
8929         (sse2_psadbw): Merge with *avx_psadbw.
8930         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
8931         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
8932         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
8933         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
8934         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
8935         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
8936         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
8937         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
8938         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
8939         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
8940         (ssse3_palignrti): Merge with *avx_palignrti.
8941
8942 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8943
8944         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
8945         * tree-ssanames.c (fini_ssanames): VEC_free it.
8946         (make_ssa_name_fn): Update for VECness of free_ssanames.
8947         (release_ssa_name, release_dead_ssa_names): Likewise.
8948         * tree.h (struct tree_ssa_name): Include tree_typed instead of
8949         tree_common.
8950         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
8951         TS_TYPED instead of TS_COMMON.
8952
8953 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8954
8955         * postreload-gcse.c (gcse_after_reload_main): Add calls to
8956         statistics_counter_event.
8957         * tree-ssa-copyrename.c (stats): Define.
8958         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
8959         statistics_counter_event.
8960         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
8961         (bswap_stats, widen_mul_stats): Define.
8962         (insert_reciprocals): Increment rdivs_inserted.
8963         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
8964         rfuncs_inserted.  Add calls to statistics_counter_event.
8965         (execute_cse_sincos_1): Increment inserted.
8966         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
8967         statistics_counter_event.
8968         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
8969         of bswap_stats.  Add calls to statistics_counter_event.
8970         (convert_mult_to_widen): Increment widen_mults_inserted.
8971         (convert_plusminus_to_widen): Increment maccs_inserted.
8972         (convert_mult_to_fma): Increment fmas_inserted.
8973         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
8974         calls to statistics_counter_event.
8975
8976 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
8977
8978         PR rtl-optimization/48455
8979         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
8980         `temp_costs->mem_cost'.
8981
8982 2011-04-13  Jan Hubicka  <jh@suse.cz>
8983
8984         * ipa-inline.h: New file.
8985         * ipa-inline-analysis.c: New file. Broken out of ...
8986         * ipa-inline.c: ... this file; update toplevel comment;
8987         include ipa-inline.h
8988         (inline_summary): Move to ipa-inline.h
8989         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
8990         ipa-inline-analysis.c.
8991         (cgraph_estimate_time_after_inlining): Rename to
8992         estiamte_time_after_inlining; move to ipa-inline-analysis.c
8993         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
8994         to estimate_edge_growth.
8995         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
8996         rename to estimate_size_after_inlining.
8997         (cgraph_mark_inline_edge): Update for new naming convention.
8998         (cgraph_check_inline_limits): Likewise.
8999         (cgraph_edge_badness): Likewise.
9000         (cgraph_decide_recursive_inlining): Likewise.
9001         (cgraph_decide_inlining_of_small_functions): Likewise.
9002         (cgraph_decide_inlining_incrementally): Likewise.
9003         (cgraph_estimate_growth): Rename to estimate_growth; move to
9004         ipa-inline-analysis.c.
9005         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
9006         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
9007         (compute_inline_parameters): Likewise.
9008         (compute_inline_parameters_for_current): Likewise.
9009         (pass_inline_parameters): Likewise.
9010         (inline_indirect_intraprocedural_analysis): Likewise.
9011         (analyze_function): Rename to inline_analyze_function; likewise.
9012         (add_new_function): Move to ipa-inline-analysis.c.
9013         (inline_generate_summary): Likewise.
9014         (inline_read_summary): Likewise.
9015         (inline_write_summary): Likewise.
9016         * Makefile.in (ipa-inline-analysis.c): New file.
9017
9018 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9019
9020         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
9021         * configure: Regenerate.
9022
9023 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
9024
9025         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
9026         instead of tree_common.
9027         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
9028         Likewise.
9029         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
9030         TS_TYPED rather than TS_COMMON.
9031         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
9032
9033 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
9034
9035         PR target/45263
9036         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
9037         r20 around calls of __tablejump_elpm__
9038
9039 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
9040
9041         PR middle-end/48591
9042         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
9043         NULL.
9044         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
9045
9046 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
9047
9048         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
9049         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
9050         (cfi_vec): New typedef.
9051         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
9052         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
9053         (cie_cfi_vec): New static variable.
9054         (cie_cfi_head): Delete.
9055         (add_cfi): Accept a cfi_vec * as first argument. All callers and
9056         declaration changed. Use vector rather than list operations.
9057         (new_cfi): Don't initialize the dw_cfi_next field.
9058         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
9059         rather than list operations.
9060         (lookup_cfa): Use vector rather than list operations.
9061         (output_cfis): New argument upto. Accept a cfi_vec rather than
9062         a dw_cfi_ref list head as argument. All callers changed.
9063         Iterate over the vector using upto as a maximum index.
9064         (output_all_cfis): New static function.
9065         (output_fde): Use vector rather than list operations. Use the
9066         new upto argument for output_cfis rather than manipulating a
9067         list.
9068         (dwarf2out_begin_prologue): Change initializations to match
9069         new struct members.
9070         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
9071         from the vector length rather than searching for the end of a list.
9072         Use output_all_cfis.
9073         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
9074
9075 2011-04-13  Nick Clifton  <nickc@redhat.com>
9076
9077         * config/rx/rx.md (movmemsi): Do not use this pattern when
9078         volatile pointers are involved.
9079
9080 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
9081
9082         * config/i386/sse.md (pinsrbits): Remove.
9083         (sse2_packsswb): Merge with *avx_packsswb.
9084         (sse2_packssdw): Merge with *avx_packssdw.
9085         (sse2_packuswb): Merge with *avx_packuswb.
9086         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
9087         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
9088         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
9089         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
9090         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
9091         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
9092         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
9093         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
9094         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
9095         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
9096         (sse2_loadld): Merge with *avx_loadld.
9097         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
9098         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
9099         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
9100         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
9101         (vec_concatv2di): Merge with *vec_concatv2di_avx.
9102
9103 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
9104
9105         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
9106         calling TREE_CHAIN.
9107         * print-tree.c (print_node): Likewise.
9108         * tree-inline.c (copy_tree_r): Likewise.
9109         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
9110         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
9111         instead of TS_COMMON.
9112         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
9113         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
9114         (copy_node_stat): Zero TREE_CHAIN only if necessary.
9115         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
9116         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
9117         ...and these...
9118         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
9119         * tree.h: ...here.
9120         (TREE_CHAIN): Check for a TS_COMMON structure.
9121         (TREE_TYPE): Check for a TS_TYPED structure.
9122
9123 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
9124
9125         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
9126         cgraph_get_create_node instead of cgraph_node.
9127
9128 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
9129
9130         * c-parser.c (c_parser_initelt): Updated call to
9131         objc_build_message_expr.
9132         (c_parser_postfix_expression): Likewise.
9133
9134 2011-04-12  Kai Tietz  <ktietz@redhat.com>
9135
9136         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
9137         MASK_MS_BITFIELD_LAYOUT bit.
9138
9139 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
9140
9141         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
9142         assert it is always true.
9143         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
9144         moves.
9145
9146 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
9147
9148         * c-parser.c (c_lex_one_token): Rewritten conditional used when
9149         compiling Objective-C to be more efficient.
9150
9151 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
9152
9153         * opts-common.c (decode_cmdline_options_to_array): Remove variable
9154         argv_copied.
9155
9156 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
9157
9158         * recog.h, genoutput.c, optabs.c: Revert last patch.
9159
9160 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9161
9162         PR target/48090
9163         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
9164
9165 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
9166
9167         * recog.h (insn_operand_data): Add an "allows_mem" field.
9168         * genoutput.c (output_operand_data): Initialize it.
9169         * optabs.c (maybe_legitimize_operand_same_code): New function.
9170         (maybe_legitimize_operand): Use it when matching the original
9171         op->value.
9172
9173 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
9174
9175         * genpreds.c (process_define_predicate): Move most processing
9176         to gensupport.c.  Continue to validate the expression.
9177         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
9178         (process_define_predicate): Move processing to gensupport.c.
9179         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
9180         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
9181         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
9182         argument.
9183         (valid_predicate_name_p): New function, split out from old
9184         genpreds.c:process_define_predicate.
9185         (process_define_predicate): New function, combining code from
9186         old genpreds.c and genrecog.c functions.
9187         (process_rtx): Call it for DEFINE_PREDICATE and
9188         DEFINE_SPECIAL_PREDICATE.
9189
9190 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
9191
9192         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
9193         size of a '%A' memory reference.
9194         (T_DREG, T_QREG): New neon_builtin_type_bits.
9195         (arm_init_neon_builtins): Assert that the load and store operands
9196         are neon_struct_operands.
9197         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
9198         (NEON_ARG_MEMORY): New builtin_arg.
9199         (neon_dereference_pointer): New function.
9200         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
9201         Handle NEON_ARG_MEMORY.
9202         (arm_expand_neon_builtin): Update after above interface changes.
9203         Use NEON_ARG_MEMORY for loads and stores.
9204         * config/arm/predicates.md (neon_struct_operand): New predicate.
9205         * config/arm/iterators.md (V_two_elem): Tweak formatting.
9206         (V_three_elem): Use BLKmode for accesses that have no associated mode.
9207         (V_four_elem): Tweak formatting.
9208         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
9209         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
9210         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
9211         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
9212         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
9213         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
9214         (neon_vst4<mode>): Replace pointer operand with a memory operand.
9215         Use %A in the output template.
9216         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
9217         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
9218         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
9219         the width of the memory access.  Remove post-increment.
9220         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
9221
9222 2011-04-12  Nick Clifton  <nickc@redhat.com>
9223
9224         * config/v850/v850.c (expand_prologue): Do not use the CALLT
9225         instruction for interrupt handlers if the target is the basic V850
9226         architecture.
9227         (expand_epilogue): Likewise.
9228
9229 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
9230
9231         PR rtl-optimization/48549
9232         * combine.c (propagate_for_debug): Also stop after BB_END of
9233         this_basic_block.  Process LAST and just stop processing after it.
9234         (combine_instructions): If last_combined_insn has been deleted,
9235         set last_combined_insn to its PREV_INSN.
9236
9237 2011-04-12  Richard Guenther  <rguenther@suse.de>
9238
9239         PR tree-optimization/46076
9240         * gimple.h (struct gimple_statement_call): Add fntype field.
9241         (gimple_call_fntype): Adjust.
9242         (gimple_call_set_fntype): New function.
9243         * gimple.c (gimple_build_call_1): Set the call function type.
9244         * gimplify.c (gimplify_call_expr): Preserve the function
9245         type the frontend used for the call.
9246         (gimplify_modify_expr): Likewise.
9247         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
9248         function type.
9249         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
9250         function type.
9251         * tree-ssa.c (useless_type_conversion_p): Function pointer
9252         conversions are useless.
9253
9254 2011-04-12  Martin Jambor  <mjambor@suse.cz>
9255
9256         * cgraph.h (cgraph_node): Remove function declaration.
9257         (cgraph_create_node): Declare.
9258         (cgraph_get_create_node): Likewise.
9259         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
9260         Updated all callers.
9261         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
9262         the decl does not already exist.  Call cgraph_get_create_node instead
9263         of cgraph_node.
9264         (cgraph_get_create_node): New function.
9265         (cgraph_same_body_alias): Update comment.
9266         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
9267         assert it does not return NULL.
9268         (cgraph_update_edges_for_call_stmt): Likewise.
9269         (cgraph_clone_edge): Likewise.
9270         (cgraph_create_virtual_clone): Likewise.
9271         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
9272         instead of cgraph_node.
9273         (cgraph_add_new_function): Call cgraph_create_node or
9274         cgraph_get_create_node instead of cgraph_node.
9275         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
9276         instead of cgraph_node.
9277         (record_eh_tables): Likewise.
9278         (mark_address): Likewise.
9279         (mark_load): Likewise.
9280         (build_cgraph_edges): Call cgraph_get_create_node instead
9281         of cgraph_node.
9282         (rebuild_cgraph_edges): Likewise.
9283         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
9284         instead of cgraph_node.
9285         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
9286         cgraph_node.
9287         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
9288         cgraph_create_node instead of cgraph_node.
9289         * c-decl.c (finish_function): Call cgraph_get_create_node instead
9290         of cgraph_node.
9291         * lto-cgraph.c (input_node): Likewise.
9292         * lto-streamer-in.c (input_function): Likewise.
9293         * varasm.c (mark_decl_referenced): Likewise.
9294         (assemble_alias): Likewise.
9295
9296 2011-04-12  Martin Jambor  <mjambor@suse.cz>
9297
9298         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
9299         instead of cgraph_node and assert it does not return NULL.
9300         * lto-streamer-in.c (lto_read_body): Likewise.
9301         * omp-low.c (new_omp_context): Likewise.
9302         (create_task_copyfn): Likewise.
9303         * tree-emutls.c (lower_emutls_function_body): Likewise.
9304         * matrix-reorg.c (transform_allocation_sites): Likewise.
9305
9306 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
9307
9308         PR c/48552
9309         * c-typeck.c (build_asm_expr): Error out on attempts to use
9310         void type outputs or inputs for constraints that allow reg or
9311         don't allow memory.
9312
9313 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
9314             Richard Earnshaw  <rearnsha@arm.com>
9315
9316         PR target/48250
9317         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
9318         to use sign-magnitude offsets. Reject unsupported unaligned
9319         cases. Add detailed description in comments.
9320         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
9321         condition from TARGET_32BIT to TARGET_ARM.
9322
9323 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
9324
9325         * tree.h (struct typed_tree): New.
9326         (struct tree_common): Include it instead of tree_base.
9327         (TREE_TYPE): Update for new location of type field.
9328         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
9329         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
9330         (union tree_node): Add typed field.
9331         * treestruct.def (TS_TYPED): New.
9332         * lto-streamer.c (check_handled_ts_structures): Handle it.
9333         * tree.c (MARK_TS_TYPED): New macro.
9334         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
9335
9336 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
9337
9338         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
9339         (force_nonfallthru): Do not alter the loop nest if no basic block
9340         was created.
9341
9342 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
9343
9344         * config/i386/sse.md (VI): New mode iterator.
9345         (SSEMODEI): Remove.
9346         (AVX256MODEI): Ditto.
9347         (AVXMODEF4P): Ditto.
9348         (avxvecpsmode): Ditto.
9349         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
9350         (sse2_andnot<mode>3): New expander.
9351         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
9352         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
9353         (<any_logic:code><mode>3): Use VI mode iterator.
9354         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
9355         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
9356         (*andnottf3): Handle AVX three-operand constraints.
9357         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
9358
9359 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9360             Robert Millan  <rmh@gnu.org>
9361
9362         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
9363         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
9364         GNU_USER_DYNAMIC_LINKER64): Define.
9365         (REG_NAME): Don't undefine.
9366         (MD_UNWIND_SUPPORT): Undefine.
9367         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
9368         (REG_NAME): Don't undefine.
9369         (MD_UNWIND_SUPPORT): Undefine.
9370         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
9371
9372 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9373
9374         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
9375         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
9376
9377 2011-04-11  Xinliang David Li  <davidxl@google.com>
9378
9379         * value-profile.c (check_ic_target): New function.
9380         (gimple_ic_transform): Sanity check indirect call target.
9381         * gimple-low.c (gimple_check_call_args): Interface change.
9382         (gimple_check_call_matching_types): New function.
9383         * tree-inline.c (tree_can_inline_p): Call new function.
9384
9385 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
9386
9387         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
9388         tree-pretty-print.h & realmpfr.h.
9389
9390 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
9391
9392         PR middle-end/48464
9393         * ira.c (setup_pressure_classes): Fix typo in loop condition.
9394         (setup_allocno_and_important_classes): Ditto.
9395
9396 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9397
9398         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
9399         GNU_USER_DYNAMIC_LINKER.
9400         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
9401         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9402         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
9403         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
9404         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
9405         GNU_USER_TARGET_OS_CPP_BUILTINS.
9406         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
9407         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9408         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
9409         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9410         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
9411         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
9412         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
9413         GNU_USER_TARGET_OS_CPP_BUILTINS.
9414         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9415         GNU_USER_DYNAMIC_LINKER.
9416         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
9417         GNU_USER_TARGET_OS_CPP_BUILTINS.
9418         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
9419         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9420         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
9421         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9422         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
9423         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
9424         GNU_USER_DYNAMIC_LINKER64): Remove.
9425         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
9426         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9427         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9428         GNU_USER_DYNAMIC_LINKER.
9429         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
9430         GNU_USER_TARGET_OS_CPP_BUILTINS.
9431         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
9432         GNU_USER_TARGET_OS_CPP_BUILTINS.
9433         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
9434         to GNU_USER_TARGET_OS_CPP_BUILTINS.
9435         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
9436         GNU_USER_TARGET_OS_CPP_BUILTINS.
9437         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
9438         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
9439         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
9440         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
9441         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9442         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9443         GNU_USER_DYNAMIC_LINKER.
9444         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
9445         GNU_USER_TARGET_OS_CPP_BUILTINS.
9446         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
9447         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9448         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9449         GNU_USER_DYNAMIC_LINKER.
9450         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
9451         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9452         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
9453         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9454         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9455         GNU_USER_DYNAMIC_LINKER.
9456         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
9457         GNU_USER_DYNAMIC_LINKERN32.
9458         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
9459         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
9460         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
9461         GNU_USER_DYNAMIC_LINKER32.
9462         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
9463         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9464         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9465         GNU_USER_DYNAMIC_LINKER.
9466         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
9467         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9468         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
9469         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9470         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
9471         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
9472         GNU_USER_DYNAMIC_LINKER32.
9473         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
9474         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
9475         GNU_USER_DYNAMIC_LINKER.
9476         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
9477         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9478         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
9479         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
9480         GNU_USER_DYNAMIC_LINKER64.
9481         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
9482         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9483         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9484         GNU_USER_DYNAMIC_LINKER.
9485         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
9486         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9487         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
9488         GNU_USER_DYNAMIC_LINKER.
9489         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
9490         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9491         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
9492         GNU_USER_DYNAMIC_LINKER32.
9493         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
9494         GNU_USER_DYNAMIC_LINKER64.
9495         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
9496         GNU_USER_DYNAMIC_LINKER64.
9497         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
9498         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9499         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
9500         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
9501         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
9502
9503 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9504
9505         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
9506         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
9507         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
9508         GNU_USER_DYNAMIC_LINKER.
9509         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
9510         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
9511         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
9512         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
9513         GNU_USER_DYNAMIC_LINKER64.
9514         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
9515         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
9516         GNU_USER_LINK_EMULATION.
9517         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
9518         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
9519         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
9520         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
9521         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
9522         CPP_SPEC, CC1_SPEC): Remove.
9523         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
9524         (GNU_USER_DYNAMIC_LINKER): Define.
9525         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
9526         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
9527         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
9528         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
9529         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
9530         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
9531         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
9532         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
9533         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
9534         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
9535         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
9536         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
9537         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
9538         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
9539         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
9540         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
9541         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
9542         GNU_USER_DYNAMIC_LINKER.
9543         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
9544         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
9545         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
9546         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
9547         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
9548         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
9549         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
9550         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
9551         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
9552         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
9553
9554 2011-04-11  Kai Tietz  <ktietz@redhat.com>
9555
9556         PR target/9601
9557         PR target/11772
9558         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
9559         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
9560         comment.
9561         (ix86_is_msabi_thiscall): Removed.
9562         (ix86_is_type_thiscall): Likewise.
9563         (ix86_get_callcvt): New function.
9564         (ix86_comp_type_attributes): Simplify check.
9565         (ix86_function_regparm): Use ix86_get_callcvt for calling
9566         convention attribute checks.
9567         (ix86_return_pops_args): Likewise.
9568         (ix86_static_chain): Likewise.
9569         (x86_this_parameter): Likewise.
9570         (x86_output_mi_thunk): Likewise.
9571         (ix86_function_type_abi): Optimize check for types without attributes.
9572         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
9573         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
9574         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
9575         by flag-values.
9576         (IX86_BASE_CALLCVT): Helper macro.
9577         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
9578         Use ix86_get_callcvt for calling convention attribute checks and avoid
9579         symbol-decoration for stdcall in TARGET_RTD case.
9580         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9581         Likewise.
9582         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
9583         for declaration.
9584
9585 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
9586
9587         * config/i386/sse.md (VI_128): New mode iterator.
9588         (VI12_128): Rename from SSEMODE12.
9589         (VI14_128): Rename from SSEMODE14.
9590         (VI124_128): New mode iterator.
9591         (VI24_128): Rename from SSEMODE248.
9592         (VI248_128): Rename from SSEMODE248.
9593         (SSEMODE124C8): Remove.
9594         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
9595         (*sse2_<plusminus_insn><mode>3): Merge with
9596         *avx_<plusminus_insn><mode>3.
9597         (*mulv8hi3): Merge with *avx_mulv8hi3.
9598         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
9599         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
9600         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
9601         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
9602         (ashr<mode>3): Merge with *avx_ashr<mode>3.
9603         (lshr<mode>3): Merge with *avx_lshr<mode>3.
9604         (ashl<mode>3): Merge with *avx_ashl<mode>3.
9605         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
9606         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
9607         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9608         (*<smaxmin:code>v8hi3): Ditto.
9609         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
9610         (*<smaxmin:code>v16qi3): Ditto.
9611         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
9612         (*sse2_eq<mode>3): Ditto.
9613         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
9614         (*sse2_gt<mode>3): Ditto.
9615         (vcondv2di): Split out of vcond<mode>.
9616         (vconduv2di): Split out of vcondu<mode>.
9617
9618 2011-04-11  Richard Guenther  <rguenther@suse.de>
9619
9620         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
9621         before calling tree_low_cst.
9622
9623 2011-04-11  Richard Guenther  <rguenther@suse.de>
9624
9625         * stor-layout.c (layout_type): Compute all array index size operations
9626         in the original type.
9627         (initialize_sizetypes): Add comment.
9628         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
9629
9630 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9631
9632         * common.opt (Tbss=, Tdata=, Ttext=): New options.
9633
9634 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9635
9636         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
9637         of cgraph_node, handle NULL return value.
9638         (cgraph_global_info): Likewise.
9639         (cgraph_rtl_info): Likewise.
9640         * tree-inline.c (estimate_num_insns): Likewise.
9641         * gimplify.c (unshare_body): Likewise.
9642         (unvisit_body): Likewise.
9643         (gimplify_body): Likewise.
9644         * predict.c (optimize_function_for_size_p): Likewise.
9645         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
9646         (call_may_clobber_ref_p_1): Likewise.
9647         * varasm.c (function_section_1): Likewise.
9648         (assemble_start_function): Likewise.
9649
9650 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9651
9652         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
9653         of cgraph_node.
9654         * final.c (rest_of_clean_state): Likewise.
9655         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
9656         * passes.c (pass_init_dump_file): Likewise.
9657         (execute_all_ipa_transforms): Likewise.
9658         (function_called_by_processed_nodes_p): Likewise.
9659         * predict.c (maybe_hot_frequency_p): Likewise.
9660         (probably_never_executed_bb_p): Likewise.
9661         (compute_function_frequency): Likewise.
9662         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
9663         (unnest_nesting_tree_1): Likewise.
9664         (lower_nested_functions): Likewise.
9665         * tree-optimize.c (execute_fixup_cfg): Likewise.
9666         (tree_rest_of_compilation): Likewise.
9667         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
9668         * tree-sra.c (ipa_early_sra): Likewise.
9669         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
9670         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
9671         * ipa.c (record_cdtor_fn): Likewise.
9672         * ipa-inline.c (cgraph_early_inlining): Likewise.
9673         (compute_inline_parameters_for_current): Likewise.
9674         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
9675         * ipa-pure-const.c (local_pure_const): Likewise.
9676         * ipa-split.c (split_function): Likewise.
9677         (execute_split_functions): Likewise.
9678         * cgraphbuild.c (build_cgraph_edges): Likewise.
9679         (rebuild_cgraph_edges): Likewise.
9680         (cgraph_rebuild_references): Likewise.
9681         (remove_cgraph_callee_edges): Likewise.
9682         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
9683         (verify_cgraph_node): Likewise.
9684         (cgraph_analyze_functions): Likewise.
9685         (cgraph_preserve_function_body_p): Likewise.
9686         (save_inline_function_body): Likewise.
9687         (save_inline_function_body): Likewise.
9688         * tree-inline.c (copy_bb): Likewise.
9689         (optimize_inline_calls): Likewise.
9690
9691 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9692
9693         PR tree-optimization/48195
9694         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
9695         ipa_check_create_edge_args.
9696         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
9697         ipa_check_create_edge_args.
9698         * ipa-inline.c (inline_generate_summary): Do not call
9699         ipa_check_create_node_params and ipa_check_create_edge_args.
9700         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
9701         ipa_check_create_edge_args.
9702
9703 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
9704
9705         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
9706         instead of loop.
9707         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9708         * function.c (record_hard_reg_sets): Likewise.
9709         * ira.c (compute_regs_asm_clobbered): Likewise.
9710         * sched-deps.c (sched_analyze_1): Likewise.
9711         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
9712
9713 2011-04-09  Xinliang David Li  <davidxl@google.com>
9714
9715         PR tree-optimization/PR48484
9716         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
9717         has_valid_pred lazily
9718
9719 2011-04-09  Duncan Sands  <baldrick@free.fr>
9720
9721         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
9722
9723 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
9724
9725         * combine.c (combine_validate_cost): Adjust comments.  Set registered
9726         cost of I0 to zero at the end, if any.
9727
9728 2011-04-08  Xinliang David Li  <davidxl@google.com>
9729
9730         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
9731         to insane profile data.
9732
9733 2011-04-08  Xinliang David Li  <davidxl@google.com>
9734
9735         * ipa-cp.c (ipcp_update_profiling): Correct
9736          negative scale factor due to insane profile data.
9737
9738 2011-04-08  Xinliang David Li  <davidxl@google.com>
9739
9740         * final.c (dump_basic_block_info): New function.
9741         (final): Dump basic block.
9742         (final_scan_insn): Remove old dump.
9743
9744 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
9745
9746         PR target/47829
9747         * config.gcc (i386-*-freebsd): Disable unwind table generation for
9748         crtbegin/crtend.
9749
9750 2011-04-08  Michael Matz  <matz@suse.de>
9751
9752         PR middle-end/48389
9753         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
9754         functions.
9755         (rebuild_jump_labels): Call rebuild_jump_labels_1.
9756         * rtl.h (rebuild_jump_labels_chain): Declare.
9757         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
9758         insns inserted on edges.
9759
9760 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
9761
9762         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
9763         * config/arm/arm-arches.def: New.
9764         * config/arm/arm-opts.h: New.
9765         * config/arm/genopt.sh: New.
9766         * config/arm/arm-tables.opt: New (generated).
9767         * config/arm/arm.c (arm_handle_option, arm_target_help,
9768         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
9769         (all_architectures): Get most table contents from arm-arches.def.
9770         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
9771         arm_selected_tune here.
9772         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
9773         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
9774         (march=, mcpu=, mtune=): Use Enum and Var.
9775         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
9776         (arm.o): Update dependencies.
9777
9778 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
9779
9780         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
9781         of header_file.
9782         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
9783         (write_typed_alloc_defns): Likewise.
9784         (main): Calls write_typed_alloc_defns with output_header.
9785
9786 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
9787
9788         PR inline-asm/48435
9789         * ira-color.c (setup_profitable_hard_regs): Add comments.
9790         Don't take prohibited hard regs into account.
9791         (setup_conflict_profitable_regs): Rename to
9792         get_conflict_profitable_regs.
9793         (check_hard_reg_p): Check prohibited hard regs.
9794
9795 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
9796
9797         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
9798         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
9799         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
9800
9801 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9802
9803         PR target/48366
9804         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
9805         move from floating point to shift amount register.
9806         (emit_move_sequence): Remove secondary reload support for floating
9807         point to shift amount amount register copies.
9808         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
9809         amount register copies.
9810         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
9811         register, return false if mode isn't a scalar integer mode.
9812         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
9813
9814 2011-04-08  Richard Guenther  <rguenther@suse.de>
9815
9816         * gimple.c (gimple_call_flags): Remove kludge.
9817
9818 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9819
9820         * sel-sched.c (sel_region_init): Move call to
9821         sel_setup_region_sched_flags after setup_current_loop_nest.
9822
9823 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
9824
9825         PR rtl-optimization/48272
9826         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
9827         init_insn_reg_pressure_info.  Adjust a caller.
9828         * sched-int.h (init_insn_reg_pressure_info): Declare.
9829         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
9830         when sched-pressure is enabled.
9831
9832 2011-04-08  Richard Guenther  <rguenther@suse.de>
9833
9834         * gimple.c (gimple_set_modified): Do not queue calls to
9835         MODIFIED_NORETURN_CALLS here ...
9836         * tree-ssa-operands.c (update_stmt_operands): ... but here.
9837
9838 2011-04-08  Richard Guenther  <rguenther@suse.de>
9839
9840         PR lto/48467
9841         * toplev.c (lang_dependent_init): Do not open asm_out_file
9842         in WPA mode, nor perform debug machinery initialization.
9843         (finalize): Do not unlink asm_out_file in WPA mode.
9844
9845 2011-04-08  Richard Guenther  <rguenther@suse.de>
9846
9847         * gimple.h (gimple_call_fntype): New function.
9848         (gimple_call_return_type): Use it.
9849         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
9850         * gimple-low.c (gimple_check_call_args): Likewise.
9851         * gimple.c (gimple_call_flags): Likewise.
9852         (gimple_call_arg_flags): Likewise.
9853         (gimple_call_return_flags): Likewise.
9854         * tree-cfg.c (verify_gimple_call): Likewise.
9855         (do_warn_unused_result): Likewise.
9856         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9857         * value-prof.c (gimple_ic_transform): Fix fndecl check.
9858
9859 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
9860
9861         PR rtl-optimization/48235
9862         * sel-sched.c (code_motion_process_successors): Recompute the last
9863         insn in basic block if control flow changed.
9864         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
9865         Update condition for ilist_remove.
9866
9867 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9868
9869         PR rtl-optimization/48302
9870         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
9871         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
9872         it to record added preheader blocks.
9873         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
9874         on to sel_add_loop_preheaders.
9875         (sel_region_init): Move call to setup_current_loop_nest after
9876         sel_init_bbs.
9877
9878 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9879
9880         PR target/48273
9881         * cfgloop.h (loop_has_exit_edges): New helper.
9882         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
9883         non-clonable.
9884         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
9885         that have no exit edges.
9886
9887 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9888
9889         PR rtl-optimization/48442
9890         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
9891         all callers.  Adjust assert.
9892
9893 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
9894
9895         PR tree-optimization/48377
9896         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
9897         is_packed to true even for types with smaller TYPE_ALIGN than
9898         TYPE_SIZE.
9899
9900 2011-04-08  Richard Guenther  <rguenther@suse.de>
9901
9902         PR bootstrap/48513
9903         * doc/tm.texi: Re-generate.
9904
9905 2011-04-08  Wei Guozhi  <carrot@google.com>
9906
9907         PR target/47855
9908         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
9909         * config/arm/arm.c (arm_attr_length_push_multi): New function.
9910         * config/arm/arm.md (*push_multi): Change the length computation to
9911         call a C function.
9912
9913 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
9914
9915         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
9916         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
9917         * doc/tm.texi: Regenerate.
9918         * system.h (ASM_OUTPUT_BSS): Poison.
9919         * varasm.c (asm_output_bss): Remove function.
9920         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
9921
9922         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
9923         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
9924         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
9925         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9926         Likewise.
9927         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9928         Likewise.
9929         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9930         Likewise.
9931         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9932
9933 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9934
9935         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
9936         EnumValue lines.
9937
9938 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9939
9940         * config/m68k/m68k.c (m68k_handle_option): Don't handle
9941         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
9942         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
9943         OPT_mcpu32.
9944         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
9945         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
9946         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
9947         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
9948         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
9949         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
9950         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9951         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
9952         options.  Don't map other m68k options manually.  Don't handle
9953         old-style options as canonical.
9954         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9955         * doc/install.texi (m68k-*-*): Document binutils version requirement.
9956
9957 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
9958
9959         * basic-block.h (force_nonfallthru): Move to...
9960         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
9961         (force_nonfallthru): ...here.
9962         * cfghooks.c (force_nonfallthru): New function.
9963         * cfgrtl.c (force_nonfallthru): Rename into...
9964         (rtl_force_nonfallthru): ...this.
9965         (commit_one_edge_insertion): Do not set AUX field.
9966         (commit_edge_insertions): Do not discover new basic blocks.
9967         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
9968         (cfg_layout_rtl_cfg_hooks): Likewise.
9969         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
9970         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
9971         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
9972
9973 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
9974
9975         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
9976         Remove macros.
9977
9978 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
9979
9980         * config/i386/sse.md: Update copyright year.
9981         (avxcvtvecmode): Remove.
9982         (sse_movhlps): Merge with *avx_movhlps.
9983         (sse_movlhps): Merge with *avx_movlhps.
9984         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
9985         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
9986         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
9987         (sse_loadhps): Merge with *avx_loadhps.
9988         (sse_storelps): Merge with *avx_storelps.
9989         (sse_loadlps): Merge with *avx_loadlps.
9990         (sse_movss): Merge with *avx_movss.
9991         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
9992         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
9993         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
9994         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
9995         (vec_set<mode>_0): Ditto.
9996         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
9997         (sse4_1_insertps): Merge with *avx_insertps.
9998         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
9999         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
10000         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
10001         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
10002         (sse2_storehpd): Merge with *avx_storehpd.
10003         (sse2_loadhpd): Merge with *avx_loadhpd.
10004         (sse2_loadlpd): Merge with *avx_loadlpd.
10005         (sse2_movsd): Merge with *avx_movsd.
10006         (*vec_concatv2df): Merge with *vec_concatv2df.
10007
10008 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
10009
10010         PR debug/48343
10011         * combine.c (combine_instructions): Add last_combined_insn,
10012         update it if insn is after it, pass it to all try_combine calls.
10013         (try_combine): Add last_combined_insn parameter, pass it instead of
10014         i3 to propagate_for_debug.
10015
10016 2011-04-07  Nick Clifton  <nickc@redhat.com>
10017
10018         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
10019         to handle MDR <-> data register transfers.
10020         (movhi_internal): Likewise.
10021
10022 2011-04-07  Alan Modra  <amodra@gmail.com>
10023
10024         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
10025         previous stack info.
10026
10027 2011-04-07  Tom de Vries  <tom@codesourcery.com>
10028
10029         PR target/43920
10030         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
10031         flow_find_cross_jump.  Swap variables to implement backward replacement.
10032         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
10033
10034 2011-04-07  Tom de Vries  <tom@codesourcery.com>
10035
10036         PR target/43920
10037         * cfgcleanup.c (walk_to_nondebug_insn): New function.
10038         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
10039         and bb2.
10040         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
10041         src1 or src2.  Redirect edges to the last basic block.  Update
10042         frequency and count on multiple basic blocks in case of fallthru.
10043
10044 2011-04-07  Tom de Vries  <tom@codesourcery.com>
10045
10046         PR target/43920
10047         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
10048         function.
10049         (old_insns_match_p): Change return type.  Replace return false/true
10050         with return dir_none/dir_both.  Use can_replace_by.
10051         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
10052         direction from dir_p.  Register replacement direction in dir, last_dir
10053         and afterlast_dir.  Handle new return type of old_insns_match_p using
10054         merge_dir.  Return replacement direction in dir_p.
10055         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
10056         return type of old_insns_match_p.
10057         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
10058         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
10059         flow_find_cross_jump.
10060         * basic-block.h (enum replace_direction): New type.
10061         (flow_find_cross_jump): Add parameter to declaration.
10062
10063 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
10064
10065         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
10066         (AVXMODEDCVTPS2DQ): Ditto.
10067         (VEC_FLOAT_MODE): Ditto.
10068         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
10069         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
10070         (<any_logic:code><mode>3): Use VF mode iterator.
10071         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
10072         Use VF mode iterator.
10073         (copysign<mode>3): Use VF mode iterator.
10074         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
10075         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
10076         (*<any_logic:code><MODEF:mode>3): Merge with
10077         *avx_<any_logic:code><MODEF:mode>3.
10078         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
10079         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
10080         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
10081         (avx_cvtdq2ps<avxmodesuffix>): Remove.
10082         (sse2_cvtdq2ps): Use %v modifier.
10083         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
10084         (avx_cvtps2dq<avxmodesuffix>): Remove.
10085         (sse2_cvtps2dq): Use %v modifier.
10086         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
10087         (avx_cvttps2dq<avxmodesuffix>): Remove.
10088         (sse2_cvttps2dq): Use %v modifier.
10089         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
10090         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
10091         (sse2_cvtsd2siq): Fix insn template.
10092         (sse2_cvtsd2siq_2): Ditto.
10093         (sse2_cvttsd2siq): Ditto.
10094         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
10095         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
10096
10097 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
10098
10099         * gcov-io.c: Use GCC Runtime Library Exception.
10100
10101 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
10102
10103         PR debug/48466
10104         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
10105         as base_reg whatever register reg has been eliminated to, instead
10106         of hardcoding STACK_POINTER_REGNUM.
10107
10108 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
10109
10110         * doc/tm.texi.in: Document C target hooks as separate from general
10111         target hooks.
10112         * doc/tm.texi: Regenerate.
10113         * genhooks.c (struct hook_desc): Add docname field.
10114         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
10115         docname field.
10116         (hook_array): Include c-target.def.
10117         (emit_documentation): Use docname field in output.
10118         (emit_init_macros): Take docname argument.  Only emit definitions
10119         for hooks matching docname.
10120         (main): Expect additional arguments in all cases.  Pass argument
10121         to emit_init_macros.
10122         * target.def: Move initial macro definitions and comments to
10123         target-hooks-macros.h.
10124         (gcc_targetcm): Move to c-family/c-target.def.
10125         * target.h (targetcm): Move declaration to c-family/c-target.h.
10126         * targhooks.c (default_handle_c_option): Move to
10127         c-family/c-opts.c.
10128         * targhooks.h (default_handle_c_option): Move declaration to
10129         c-family/c-common.h.
10130         * target-hooks-macros.h: New file.
10131         * config.gcc (target_has_targetcm): Define and use to add to
10132         c_target_objs and cxx_target_objs.
10133         * config/default-c.c: New file.
10134         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
10135         of target.h and target-def.h.
10136         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
10137         (darwin_objc_construct_string, darwin_cfstring_ref_p,
10138         darwin_check_cfstring_format_arg): Make static.
10139         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
10140         TARGET_STRING_OBJECT_REF_TYPE_P,
10141         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
10142         * config/darwin-protos.h (darwin_objc_construct_string,
10143         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
10144         declare.
10145         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
10146         TARGET_STRING_OBJECT_REF_TYPE_P,
10147         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
10148         * config/t-darwin (darwin-c.o): Update dependencies.
10149         * system.h (TARGET_HAS_TARGETCM): Poison.
10150         * Makefile.in (TARGET_H): Update.
10151         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
10152         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
10153         (default-c.o): New target.
10154         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
10155         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
10156         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
10157         c-target.def.
10158         (build/genhooks.o): Update dependencies.
10159
10160 2011-04-06  Richard Guenther  <rguenther@suse.de>
10161
10162         * ipa-inline.c (enum inlining_mode): Remove.
10163         (cgraph_flatten): Use some other token.
10164         (cgraph_edge_early_inlinable_p): New function, split out from ...
10165         (cgraph_perform_always_inlining): New function, split out from ...
10166         (cgraph_decide_inlining_incrementally): ... here.
10167         (cgraph_mark_inline_edge): Adjust.
10168         (cgraph_early_inlining): Re-structure.
10169         (pass_early_inline): Require SSA form.
10170
10171 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
10172             Julian Brown  <julian@codesourcery.com>
10173             Mark Shinwell  <shinwell@codesourcery.com>
10174
10175         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
10176         LO_REGS only for Thumb-1.
10177         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
10178         be used in short instructions when optimising for size on Thumb-2.
10179
10180 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
10181
10182         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
10183         associated with user returns to be preserved.
10184
10185 2011-04-06  Tristan Gingold  <gingold@adacore.com>
10186
10187         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
10188         symbol_queue_size, DBXOUT_DECR_NESTING,
10189         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
10190         if XCOFF_DEBUGGING_INFO.
10191
10192 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
10193
10194         * config/i386/i386.md (attribute isa): New.
10195         (attribute enabled): New.
10196         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
10197         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
10198         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
10199         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
10200         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
10201         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
10202         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
10203         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
10204
10205         * config/i386/sse.md (VF): New mode iterator.
10206         (VF1): Ditto.
10207         (VF2): Ditto.
10208         (VF_128): Ditto.
10209         (SSEMODEF4): Remove.
10210         (attribute sse): Handle V8SF and V4DF modes.
10211         (<absneg:code><mode>2): Use VF mode iterator.
10212         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
10213         mode iterator.
10214         (<plusminus_insn><mode>3): Use VF mode iterator.
10215         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
10216         Use VF mode iterator.
10217         (<sse>_vm<plusminus_insn><mode>3): Merge with
10218         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
10219         (mul<mode>3): Use VF mode iterator.
10220         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
10221         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
10222         mode iterator.
10223         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
10224         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
10225         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
10226         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
10227         mode iterator.
10228         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
10229         Use VF1 mode iterator.
10230         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
10231         (sqrt<VF2:mode>2): New expander.
10232         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
10233         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
10234         and sqrtv2df2.  Use VF mode iterator.
10235         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
10236         mode iterator.
10237         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
10238         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
10239         Use VF1 mode iterator.
10240         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
10241         (<smaxmin:code><mode>3): Use VF mode iterator.
10242         (*<smaxmin:code><mode>3_finite): Merge with
10243         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
10244         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
10245         (<sse>_vm<smaxmin:code><mode>2): Merge with
10246         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
10247         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
10248         mode iterator.
10249         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
10250         mode iterator.
10251         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
10252         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
10253         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
10254         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
10255         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
10256         VF mode iterator.
10257         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
10258         Use VF_128 mode iterator.
10259         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
10260         mode iterator.
10261         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
10262         VF_128 mode iterator.
10263         (vcond<mode>): Use VF mode iterator.
10264         * config/i386/predicates.md (sse_comparison_operator): Merge with
10265         avx_comparison_float_operator.  Do not declare as special_predicate.
10266         * config/i386/i386.c (struct builtin_description): Update for renamed
10267         compare patterns.
10268         (ix86_expand_args_builtin): Ditto.
10269         (ix86_expand_sse_compare_mask): Ditto.
10270
10271 2011-04-06  Richard Guenther  <rguenther@suse.de>
10272
10273         * tree-inline.c (estimate_num_insns): For calls simply account
10274         for all passed arguments and a used return value.
10275
10276 2011-04-06  Richard Guenther  <rguenther@suse.de>
10277
10278         PR tree-optimization/47663
10279         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
10280         call_stmt_time fields.
10281         (cgraph_edge_inlinable_p): Declare.
10282         (cgraph_edge_recursive_p): New inline function.
10283         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
10284         (cgraph_clone_edge): Copy it.
10285         * ipa-inline.c (cgraph_estimate_edge_time): New function.
10286         Account for call stmt time.
10287         (cgraph_estimate_time_after_inlining): Take edge argument.
10288         (cgraph_estimate_edge_growth): Account call stmt size.
10289         (cgraph_estimate_size_after_inlining): Take edge argument.
10290         (cgraph_mark_inline_edge): Adjust.
10291         (cgraph_check_inline_limits): Likewise.
10292         (cgraph_recursive_inlining_p): Remove.
10293         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
10294         (cgraph_decide_recursive_inlining): Take edge argument and
10295         adjust.
10296         (cgraph_decide_inlining_of_small_functions): Do not avoid
10297         diags for recursive inlining here.
10298         (cgraph_flatten): Adjust.
10299         (cgraph_decide_inlining_incrementally): Likewise.
10300         (estimate_function_body_sizes): Remove call cost handling.
10301         (compute_inline_parameters): Initialize caller edge call costs.
10302         (cgraph_estimate_edge_growth): New function.
10303         (cgraph_estimate_growth): Use it.
10304         (cgraph_edge_badness): Likewise.
10305         (cgraph_check_inline_limits): Take an edge argument.
10306         (cgraph_decide_inlining_of_small_functions): Adjust.
10307         (cgraph_decide_inlining): Likewise.
10308         * tree-inline.c (estimate_num_insns): Only account for call
10309         return value if it is used.
10310         (expand_call_inline): Avoid diagnostics on recursive inline
10311         functions here.
10312         * lto-cgraph.c (lto_output_edge): Output edge call costs.
10313         (input_edge): Input edge call costs.
10314
10315 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10316
10317         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
10318
10319 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
10320
10321         * doc/invoke.texi (Spec Files): Fix typo.
10322
10323 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
10324
10325         * profile.c (branch_prob): Move declaration of local variable.  Remove
10326         obsolete ??? comment.  Expand the location explicitly instead of using
10327         the LOCATION_FILE and LOCATION_LINE macros.
10328
10329 2011-04-06  Wei Guozhi  <carrot@google.com>
10330
10331         PR target/47855
10332         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
10333         (arm_cond_branch): Likewise.
10334         (arm_cond_branch_reversed): Likewise.
10335         (arm_jump): Likewise.
10336         (push_multi): Likewise.
10337         * config/arm/constraints.md (Py): New constraint.
10338
10339 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10340
10341         PR bootstrap/48471
10342         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
10343         Move these...
10344         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
10345         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
10346         #ifdef DBX_DEBUGGING_INFO.
10347
10348 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
10349
10350         PR bootstrap/48403
10351         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
10352         if old and new states differ.
10353
10354 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
10355
10356         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
10357         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
10358         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
10359         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
10360         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
10361         mcfv4e): Use Alias.
10362         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
10363         ColdFire options to -mcpu= options.
10364
10365 2011-04-05  Jeff Law  <law@redhat.com>
10366
10367         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
10368         check if BB is a successor of LOOP->header and return
10369         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
10370
10371 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
10372
10373         * cprop.c (struct reg_use): Remove.
10374         (reg_use_table): Make an array of RTX.
10375         (find_used_regs, constprop_register, local_cprop_pass,
10376         bypass_block): Simplify users of reg_use_table.
10377         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
10378         on one of the uses found by find_used_regs.
10379
10380 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10381
10382         PR bootstrap/48469
10383         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
10384         declaration.
10385
10386 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10387
10388         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
10389         as an rtx.
10390         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
10391
10392 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
10393
10394         PR middle-end/48441
10395         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
10396
10397 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10398
10399         * combine.c: Include obstack.h.
10400         (struct insn_link): Define.
10401         (uid_log_links): Adjust type.
10402         (FOR_EACH_LOG_LINK): New macro.
10403         (insn_link_obstack): Declare.
10404         (alloc_insn_link): Define.
10405         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
10406         type of link variables.
10407         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
10408         (try_combine, record_promoted_values, distribute_notes): Likewise.
10409         (distribute_links): Likewise.  Tweak prototype.
10410         (clear_log_links): Delete.
10411         (adjust_for_new_dest): Call alloc_insn_link.
10412         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
10413
10414 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10415
10416         * gcse.c (modify_mem_list): Convert to an array of VECs.
10417         (canon_modify_mem_list, compute_transp): Tweak formatting.
10418         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
10419         (load_killed_in_block_p): Likewise.
10420         (record_last_mem_set_info): Likewise.
10421         (clear_modify_mem_tables): Likewise.
10422
10423 2011-04-05  Tom de Vries  <tom@codesourcery.com>
10424
10425         PR middle-end/48461
10426         * function.c (emit_use_return_register_into_block): Only define if
10427         HAVE_return.
10428
10429 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
10430
10431         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
10432
10433 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
10434
10435         * config/rx/rx-opts.h: New.
10436         * config/rx/rx.c (rx_cpu_type): Remove.
10437         (rx_handle_option): Don't assert that global structures are in
10438         use.  Access variables via opts pointer.  Defer most handling of
10439         OPT_mint_register_.  Use error_at.
10440         (rx_option_override): Handle deferred OPT_mint_register_ here.
10441         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
10442         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
10443         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
10444         (rx_cpu_types): New Enum and EnumValue entries.
10445         (mint-register=): Use Defer and use Var accordingly.
10446
10447 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10448
10449         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
10450         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
10451         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
10452         Move these...
10453         (debug_free_queue, debug_nesting, symbol_queue_index):
10454         ...and these...
10455         * dbxout.c: ...to here.  Make static.
10456
10457 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
10458
10459         * gcse.c (modify_pair): Define.  Define a VEC of it.
10460         (canon_modify_mem_list): Convert to an array of VECs.
10461         (free_insn_expr_list_list): Delete.
10462         (clear_modify_mem_tables): Call VEC_free instead.
10463         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
10464         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
10465         (canon_list_insert, compute_transp): Likewise.
10466
10467 2011-04-05  Tom de Vries  <tom@codesourcery.com>
10468
10469         PR target/43920
10470         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
10471         for size.
10472
10473 2011-04-05  Tom de Vries  <tom@codesourcery.com>
10474
10475         PR target/43920
10476         * function.c (emit_use_return_register_into_block): New function.
10477         (thread_prologue_and_epilogue_insns): Use
10478         emit_use_return_register_into_block.
10479
10480 2011-04-05  Tom de Vries  <tom@codesourcery.com>
10481
10482         PR target/43920
10483         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
10484         insn.
10485
10486 2011-04-05  Tom de Vries  <tom@codesourcery.com>
10487
10488         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
10489
10490 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
10491
10492         * config/arm/arm.md (define_constants for unspec): Replace with
10493         define_c_enum.
10494         (define_constants for unspecv): Replace with define_c_enum.
10495         * config/arm/neon.md (define_constants for unspec): Replace with
10496         define_c_enum.
10497
10498 2011-04-04  Richard Henderson  <rth@redhat.com>
10499
10500         PR bootstrap/48400
10501         * dwarf2out.c (output_line_info): Always emit line info from
10502         at least one section.
10503         (dwarf2out_init): Create text_section_line_info here ...
10504         (set_cur_line_info_table): ... not here.
10505
10506 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
10507
10508         PR target/48380
10509         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
10510         not called.
10511
10512         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
10513
10514 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
10515
10516         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
10517         (expr_equiv_p): Remove.
10518         (insert_set_in_table): Look at <dest, src> pair instead of expr.
10519         (hash_scan_set): Update call to insert_set_in_table.
10520         (dump_hash_table): Dump <dest, src> pair.
10521         (lookup_set): Simplify.  Lookup <dest, src> pair.
10522         (compute_transp): Remove, fold heavily simplified code into...
10523         (compute_local_properties): ...here.  Expect COMP and TRANSP
10524         unconditionally.
10525         (find_avail_set): Take set directly from struct expr.
10526         (find_bypass-set): Likewise.
10527         (bypass_block): Likewise.
10528         (cprop_insn): Likewise.  Remove redundant INSN_P test.
10529
10530         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
10531         checks on form of COND from find_implicit_sets to here.
10532         (find_implicit_sets): Cleanup control flow. Split critical edges
10533         if it exposes implicit sets.  Allocate/resize implicit_sets as
10534         necessary.
10535         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
10536         changed something.  Run df_analyze after find_implicit_sets if any
10537         edges were split.  Do not allocate implicit_sets here.
10538
10539         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
10540         (gcse_obstack): Renamed to cprop_obstack.
10541         (GNEW, GNEWVEC, GNEWVAR): Remove.
10542         (gmalloc): Remove.
10543         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
10544         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
10545         (gcse_alloc): Likewise, and rename to cprop_alloc.
10546         (alloc_gcse_men, free_gcse_mem): Remove.
10547         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
10548         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
10549         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
10550
10551         * cprop.c (oprs_not_set_p): Remove.
10552         (mark_set, mark_clobber): Remove.
10553         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
10554         (reg_not_set_p): New function.
10555         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
10556         (cprop_insn): Likewise.
10557         (cprop_jump): Use FOR_EACH_EDGE.
10558
10559 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
10560
10561         PR bootstrap/48403
10562         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
10563         (rank_for_schedule): Use scheduled_insns vector instead of
10564         last_scheduled_insn.
10565         (ok_for_early_queue_removal): Likewise.
10566         (queue_to_ready): Search forward in nonscheduled_insns_begin if
10567         we have a dbg_cnt.
10568         (choose_ready): Likewise.
10569         (commit_schedule): Use VEC_iterate.
10570         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
10571         a dbg_cnt, use it and ensure the first insn is in the ready list.
10572         (haifa_sched_init): Allocate scheduled_insns.
10573         (sched_extend_ready_list): Don't allocate it; reserve space.
10574         (haifa_sched_finish): Free it.
10575
10576 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
10577
10578         * optc-gen.awk: Always remove type from Variable entry before
10579         recording in var_seen.
10580
10581 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
10582
10583         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
10584         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
10585         call to tidy_fallthru_edges.
10586
10587 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
10588
10589         * doc/options.texi (ToLower): Document.
10590         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
10591         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
10592         * opts.h (cl_option): Add cl_tolower field.
10593         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
10594         arguments with lowercase strings.
10595         * config/rx/rx.opt (mcpu=): Add ToLower.
10596         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
10597         argument.
10598
10599 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
10600
10601         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
10602
10603 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
10604
10605         * config/vax/vax.c: Include reload.h.
10606
10607 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
10608
10609         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
10610         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
10611         (sparc_preferred_reload_class): New function.
10612
10613 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
10614
10615         PR debug/48401
10616         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
10617         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
10618
10619 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
10620
10621         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
10622         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
10623
10624 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
10625
10626         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
10627         (ASM_OUTPUT_ALIGNED_BSS): Define.
10628
10629 2011-04-03  Michael Matz  <matz@suse.de>
10630
10631         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
10632         and next_slot members.
10633         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
10634         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
10635         (lto_streamer_cache_append): Declare.
10636         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
10637         unsigned index, remove offset parameter, ensure that we append
10638         or update existing entries.
10639         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
10640         parameter, update next_slot for append.
10641         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
10642         parameter.
10643         (lto_streamer_cache_insert_at): Likewise.
10644         (lto_streamer_cache_append): New function.
10645         (lto_streamer_cache_lookup): Use unsigned index.
10646         (lto_streamer_cache_get): Likewise.
10647         (lto_record_common_node): Don't test tree_node_can_be_shared.
10648         (preload_common_node): Adjust call to lto_streamer_cache_insert.
10649         (lto_streamer_cache_delete): Don't free offsets member.
10650         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
10651         (lto_output_string_with_length): Use lto_output_data_stream.
10652         (lto_output_tree_header): Remove ix parameter, don't write it.
10653         (lto_output_builtin_tree): Likewise.
10654         (lto_write_tree): Adjust callers to above, don't track and write
10655         offset, write unsigned index.
10656         (output_unreferenced_globals): Don't emit all global vars.
10657         (write_global_references): Use unsigned indices.
10658         (lto_output_decl_state_refs): Likewise.
10659         (write_symbol): Likewise.
10660         * lto-streamer-in.c (lto_input_chain): Move earlier.
10661         (input_function): Use unsigned index.
10662         (input_alias_pairs): Don't read and then ignore all global vars.
10663         (lto_materialize_tree): Remove ix_p parameter, don't read index,
10664         don't pass it back, use lto_streamer_cache_append.
10665         (lto_register_var_decl_in_symtab): Use unsigned index.
10666         (lto_register_function_decl_in_symtab): Likewise.
10667         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
10668         index.
10669         (lto_get_builtin_tree): Don't read index, use
10670         lto_streamer_cache_append.
10671         (lto_read_tree): Adjust call to lto_materialize_tree.
10672
10673         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
10674         don't use function calls in arguments to MIN.
10675
10676         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
10677         twice.
10678
10679         * gimple.c (gimple_type_leader_entry): Mark deletable.
10680
10681 2011-04-03  Alan Modra  <amodra@gmail.com>
10682
10683         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
10684
10685 2011-04-03  Michael Matz  <matz@suse.de>
10686
10687         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
10688         an integer.
10689         * tree.h (tree_decl_non_common.vindex): Adjust comment.
10690
10691 2011-04-03  Michael Matz  <matz@suse.de>
10692
10693         * cgraphbuild.c (record_reference): Canonicalize constructor values.
10694         * gimple-fold.c (canonicalize_constructor_val): Accept being called
10695         without function context.
10696         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
10697         current_function_decl and cfun.
10698
10699 2011-04-03  Michael Matz  <matz@suse.de>
10700
10701         * tree.c (decl_init_priority_insert): Don't create entry for
10702         default priority.
10703         (decl_fini_priority_insert): Ditto.
10704         (fields_compatible_p, find_compatible_field): Remove.
10705         * tree.h (fields_compatible_p, find_compatible_field): Remove.
10706         * gimple.c (gimple_compare_field_offset): Adjust block comment.
10707
10708 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
10709
10710         * combine.c (try_combine): Remove useless local variable.
10711
10712 2011-04-03  Richard Guenther  <rguenther@suse.de>
10713             Ira Rosen  <ira.rosen@linaro.org>
10714
10715         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
10716         non-variable offsets and compare the remaining bases of the two
10717         accesses instead of looking for exact same data-ref.
10718
10719 2011-04-02  Kai Tietz  <ktietz@redhat.com>
10720
10721         PR target/48416
10722         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
10723
10724         * i386.c (ix86_is_msabi_thiscall): New helper function.
10725         (ix86_is_type_thiscall): New helper function.
10726         (ix86_comp_type_attributes): Handle thiscall for method-functions
10727         special.
10728         (init_cumulative_args): Likewise.
10729         (find_drap_reg): Likewise.
10730         (ix86_static_chain): Likewise.
10731         (x86_this_parameter): Likewise.
10732         (x86_output_mi_thunk): Likewise.
10733
10734 2011-04-01  Olivier Hainque  <hainque@adacore.com>
10735             Nicolas Setton  <setton@adacore.com>
10736             Eric Botcazou  <ebotcazou@adacore.com>
10737
10738         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
10739         (add_gnat_descriptive_type_attribute): New function.
10740         (gen_array_type_die): Call it.
10741         (gen_enumeration_type_die): Likewise.
10742         (gen_struct_or_union_type_die): Likewise.
10743         (modified_type_die): Likewise.
10744         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
10745         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
10746         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
10747
10748 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10749
10750         PR bootstrap/48148
10751         * dwarf2out.c (resolve_addr): Don't call force_decl_die
10752         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
10753
10754         Revert:
10755         2011-03-17  Richard Guenther  <rguenther@suse.de>
10756
10757         PR bootstrap/48148
10758         * lto-cgraph.c (input_overwrite_node): Clear the abstract
10759         origin for decls in other ltrans units.
10760         (input_varpool_node): Likewise.
10761
10762 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10763
10764         PR middle-end/48335
10765         * expr.c (expand_assignment): Handle all possibilities
10766         if TO_RTX is CONCAT.
10767         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
10768         (store_split_bit_field): If SUBREG_REG (op0) or
10769         op0 itself has smaller mode than word, return it
10770         for offset 0 and const0_rtx for out-of-bounds stores.
10771         If word is const0_rtx, skip it.
10772
10773 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
10774
10775         * config/h8300/h8300.c (print_operand_address): Rename to...
10776         (h8300_print_operand_address): ...this. Make static. Adjust comments.
10777         Call h8300_print_operand and h8300_print_operand_address instead of
10778         print_operand and print_operand_address. Declare.
10779         (print_operand): Renake to...
10780         (h8300_print_operand): ...this. Make static. Adjust comments.
10781         Call h8300_print_operand instead of print_operand. Declare.
10782         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
10783         (h8300_register_move_cost): Likewise.
10784         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
10785         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
10786         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
10787         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
10788         * config/h8300/h8300-protos.h (print_operand): Delete.
10789         (print_operand_address): Delete.
10790
10791 2011-04-01  Richard Henderson  <rth@redhat.com>
10792
10793         PR 48400
10794         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
10795         in strict mode before dwarf4.  Re-order tests to early out
10796         before switching sections.
10797
10798 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
10799
10800         * config/h8300/constraints.md: New file.
10801         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
10802         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
10803         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
10804         * config/h8300/predicates.md (bit_operand): Likewise.
10805         (incdec_operand): Use satisfies_constraint_M and
10806         satisfies_constraint_O.  Don't use C code block.
10807         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
10808         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
10809         (compute_mov_length): Use satisfies_constraint_G.
10810         (fix_bit_operand): Use satisfies_constraint_U.
10811         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
10812         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
10813         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
10814         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
10815         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
10816         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
10817         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10818         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
10819         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
10820         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
10821         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
10822         (EXTRA_MEMORY_CONSTRAINT): Delete.
10823
10824 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
10825             Michael Meissner  <meissner@linux.vnet.ibm.com>
10826
10827         PR target/48262
10828         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
10829         operands, as per the specifications.
10830
10831         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
10832         (vec_extract_evenv4sf): Ditto.
10833         (vec_extract_evenv8hi): Ditto.
10834         (vec_extract_evenv16qi): Ditto.
10835         (vec_extract_oddv4si): Ditto.
10836
10837 2011-03-31  Mark Wielaard  <mjw@redhat.com>
10838
10839         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
10840         high_pc attribute if the CU has no associated code. Only output
10841         DW_AT_entry_pc for CU if not generating strict dwarf and
10842         dwarf_version < 4.
10843
10844 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
10845
10846         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
10847         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
10848         out of ...
10849         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
10850         * final.c (final_start_function): Call the new function rather
10851         than using a NULL argument for dwarf2out_frame_debug.
10852
10853         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
10854         that contains the prologue.
10855
10856         * haifa-sched.c (queue_insn): New arg REASON.  All callers
10857         changed.  Print it in debugging output.
10858
10859         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
10860
10861         * sched-ebb.c (begin_schedule_ready): Remove second argument.
10862         Split most of the code into...
10863         (begin_move_insn): ... here.  New function.
10864         (ebb_sched_info): Add a pointer to it.
10865         * haifa-sched.c (scheduled_insns): New static variable.
10866         (sched_extend_ready_list): Allocate it.
10867         (schedule_block): Use it to record the order of scheduled insns.
10868         Perform RTL changes to move insns only after all scheduling
10869         decisions have been made.
10870         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
10871         begin_move_insn field.
10872         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
10873         * sched-int.h (struct haifa_sched_info): Remove second argument
10874         from begin_schedule_ready hook.  Add new member begin_move_insn.
10875         * sched-rgn.c (begin_schedule_ready): Remove second argument.
10876         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
10877
10878         * haifa-sched.c (prune_ready_list): New function, broken out of
10879         schedule_block.
10880         (schedule_block): Use it.
10881
10882 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10883
10884         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
10885
10886 2011-04-01  Kai Tietz  <ktietz@redhat.com>
10887
10888         * config.gcc (*-*-mingw*): Allow as option the
10889         posix threading model.
10890         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
10891         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
10892         definition.
10893         (CPP_SPEC): Add pthread/no-pthread handling.
10894         (LIB_SPEC): Likewise.
10895         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
10896         (LIB_SPEC): Likewise.
10897         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
10898         flag to pass -pthread option for shared libgcc build.
10899         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
10900         for shared libgcc build.
10901         * config/i386/t-mingw-pthread: New file.
10902         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
10903         New define to enable use of library pthread by default.
10904         * config/i386/mingw.opt (pthread): New driver option.
10905         (no-pthread): New driver option.
10906         * config/i386/cygming.opt: Make sure trailing empty line is retained.
10907         * config/i386/mingw-w64.opt: Likewise.
10908
10909 2011-04-01  Gary Funck  <gary@intrepid.com>
10910
10911         * c-decl.c (grokdeclarator): Fix formatting.
10912
10913 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10914
10915         * expr.c (emit_block_move_via_movmem): Use n_generator_args
10916         instead of n_operands.
10917         (set_storage_via_setmem): Likewise.
10918         * optabs.c (maybe_gen_insn): Likewise.
10919         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
10920         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
10921         (mips_expand_builtin_direct): Likewise.
10922         * config/spu/spu.c (expand_builtin_args): Likewise.
10923
10924 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10925
10926         * recog.h (insn_data_d): Add n_generator_args.
10927         * genoutput.c (data): Likewise.
10928         (output_insn_data): Print it.
10929         (max_opno, num_dups): Delete.
10930         (scan_operands): Just fill in "d->operand[...]".
10931         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
10932
10933 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10934
10935         * gensupport.h (pattern_stats): New structure.
10936         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
10937         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
10938         (max_operand_1, max_operand_vec): Delete.
10939         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
10940
10941 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
10942
10943         * emit-rtl.c (emit_pattern_after_setloc): New function.
10944         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
10945         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
10946         (emit_pattern_after): New function.
10947         (emit_insn_after, emit_jump_insn_after): Call it.
10948         (emit_call_insn_after, emit_debug_insn_after): Likewise.
10949         (emit_pattern_before_setloc): New function.
10950         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
10951         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
10952         Likewise.
10953         (emit_pattern_before): New function.
10954         (emit_insn_before, emit_jump_insn_before): Call it.
10955         (emit_call_insn_before, emit_debug_insn_before): Likewise.
10956
10957 2011-03-31  Richard Henderson  <rth@redhat.com>
10958
10959         * dwarf2out.c (dw_separate_line_info_ref): Remove.
10960         (dw_separate_line_info_entry): Remove.
10961         (enum dw_line_info_opcode): New.
10962         (dw_line_info_entry): Use it.
10963         (dw_line_info_table, dw_line_info_table_p): New.
10964         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
10965         (line_info_table, line_info_label_num): Remove.
10966         (line_info_table_in_use): Remove.
10967         (separate_line_info_table): Remove.
10968         (separate_line_info_table_allocated): Remove.
10969         (separate_line_info_table_in_use): Remove.
10970         (LINE_INFO_TABLE_INCREMENT): Remove.
10971         (line_info_label_num): New.
10972         (cur_line_info_table): New.
10973         (text_section_line_info, cold_text_section_line_info): New.
10974         (separate_line_info): New.
10975         (SEPARATE_LINE_CODE_LABEL): Remove.
10976         (print_dwarf_line_table): Remove.
10977         (debug_dwarf): Don't dump it.
10978         (output_one_line_info_table): New.
10979         (output_line_info): Use it.
10980         (new_line_info_table): New.
10981         (set_cur_line_info_table): New.
10982         (dwarf2out_switch_text_section): Use it.
10983         (dwarf2out_begin_function): Likewise.
10984         (push_dw_line_info_entry): New.
10985         (dwarf2out_source_line): Rewrite for new line info tables.
10986         (dwarf2out_init): Remove dead initailizations.
10987
10988 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
10989
10990         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
10991         various flags.
10992         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
10993         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
10994         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
10995         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
10996         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
10997         * opt-functions.awk (flag_init, switch_bit_fields): New.
10998         (switch_flags): Don't handle flags moved to bit-fields.  Don't
10999         generate CL_MISSING_OK or CL_SAVE.
11000         * optc-gen.awk: Update to generate bit-field output as well as
11001         flags field.
11002         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
11003         bit-field instead of CL_REJECT_DRIVER flag.
11004         * opts-common.c (generate_canonical_option,
11005         decode_cmdline_option): Use bit-fields instead of CL_* flags.
11006         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
11007         instead of CL_REJECT_NEGATIVE flag.
11008         * toplev.c (print_switch_values): Use cl_report bit-field instead
11009         of CL_REPORT flag.
11010
11011 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
11012
11013         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
11014         a zero minimum index only if it is redundant.
11015
11016 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
11017
11018         PR rtl-optimization/48381
11019         * ira-color.c (assign_hard_reg): Use hard reg set intersection
11020         instead of ira_class_hard_reg_index for calculating conflicting
11021         hard registers.
11022
11023 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
11024
11025         * cprop.c: Clean up hash table building.
11026         (reg_avail_info): Remove.
11027         (oprs_available_p): Remove.
11028         (record_last_reg_set_info): Remove.
11029         (record_last_set_info): Remove.
11030         (reg_available_p): New function.
11031         (gcse_constant_p): Do not treat unfolded conditions as constants.
11032         (make_set_regs_unavailable): New function.
11033         (hash_scan_set): Simplify with new reg_available_p.
11034         (compute_hash_table_work): Traverse insns stream only once.
11035         Do not compute reg_avail_info. Traverse insns in reverse order.
11036         Record implicit sets after recording explicit sets from the block.
11037
11038 2011-03-31  Michael Matz  <matz@suse.de>
11039
11040         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
11041
11042 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
11043
11044         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
11045         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
11046         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11047         (h8300_mode_dependent_address_p): New function.
11048         (h8300_get_index): Make static.
11049
11050 2011-03-31  Jeff Law  <law@redhat.com>
11051
11052         * reload1.c (elimination_effects): Fix typo in recent change.
11053
11054         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
11055         typo potentially leading to null pointer dereference.
11056
11057         * caller-save.c (new_saved_hard_reg): Eliminate return value.
11058         (setup_save_areas): Corresponding changes to avoid useless
11059         assignments.
11060
11061         * jump.c (reversed_comparison_code_parts): Avoid successive return
11062         statements when REVERSE_CONDITION is defined.
11063
11064         * expr.c (expand_assignment): Avoid useless assignments.
11065         (expand_expr_real_1): Likewise.
11066         (expand_expr_real_2): Avoid useless statements.
11067
11068         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
11069
11070         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
11071
11072         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
11073         statements.
11074
11075         * stmt.c (expand_expr_stmt): Avoid useless assignment.
11076
11077 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
11078
11079         PR target/47109
11080         * doc/tm.texi.in (TARGET_VERSION): Remove.
11081         * doc/tm.texi: Regenerate.
11082         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
11083         * collect2.c (main): Don't use TARGET_VERSION.
11084         * mips-tdump.c (main): Don't use TARGET_VERSION.
11085         * mips-tfile.c (main): Don't use TARGET_VERSION.
11086         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
11087         * config/rs6000/vxworksae.h: Remove.
11088         * config/alpha/alpha.h (TARGET_VERSION): Remove.
11089         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
11090         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
11091         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
11092         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
11093         * config/arm/arm.h (TARGET_VERSION): Remove.
11094         * config/arm/coff.h (TARGET_VERSION): Remove.
11095         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
11096         * config/arm/elf.h (TARGET_VERSION): Remove.
11097         * config/arm/freebsd.h (TARGET_VERSION): Remove.
11098         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
11099         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
11100         * config/arm/pe.h (TARGET_VERSION): Remove.
11101         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
11102         * config/arm/semi.h (TARGET_VERSION): Remove.
11103         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
11104         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
11105         * config/arm/vxworks.h (TARGET_VERSION): Remove.
11106         * config/avr/avr.h (TARGET_VERSION): Remove.
11107         * config/bfin/bfin.h (TARGET_VERSION): Remove.
11108         * config/fr30/fr30.h (TARGET_VERSION): Remove.
11109         * config/frv/frv.h (TARGET_VERSION): Remove.
11110         * config/h8300/h8300.h (TARGET_VERSION): Remove.
11111         * config/i386/cygwin.h (TARGET_VERSION): Remove.
11112         * config/i386/darwin.h (TARGET_VERSION): Remove.
11113         * config/i386/darwin64.h (TARGET_VERSION): Remove.
11114         * config/i386/djgpp.h (TARGET_VERSION): Remove.
11115         * config/i386/freebsd.h (TARGET_VERSION): Remove.
11116         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
11117         * config/i386/gnu.h (TARGET_VERSION): Remove.
11118         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
11119         * config/i386/i386elf.h (TARGET_VERSION): Remove.
11120         * config/i386/linux.h (TARGET_VERSION): Remove.
11121         * config/i386/linux64.h (TARGET_VERSION): Remove.
11122         * config/i386/lynx.h (TARGET_VERSION): Remove.
11123         * config/i386/mingw32.h (TARGET_VERSION): Remove.
11124         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
11125         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
11126         * config/i386/netware.h (TARGET_VERSION): Remove.
11127         * config/i386/nto.h (TARGET_VERSION): Remove.
11128         * config/i386/openbsd.h (TARGET_VERSION): Remove.
11129         * config/i386/vxworks.h (TARGET_VERSION): Remove.
11130         * config/ia64/elf.h (TARGET_VERSION): Remove.
11131         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
11132         * config/ia64/hpux.h (TARGET_VERSION): Remove.
11133         * config/ia64/linux.h (TARGET_VERSION): Remove.
11134         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
11135         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
11136         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
11137         * config/lm32/lm32.h (TARGET_VERSION): Remove.
11138         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
11139         * config/m32c/m32c.h (TARGET_VERSION): Remove.
11140         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
11141         * config/m32r/m32r.h (TARGET_VERSION): Remove.
11142         * config/m68k/linux.h (TARGET_VERSION): Remove.
11143         * config/m68k/m68k.h (TARGET_VERSION): Remove.
11144         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
11145         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
11146         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
11147         * config/mep/mep.h (TARGET_VERSION): Remove.
11148         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
11149         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
11150         * config/mips/iris6.h (MACHINE_TYPE): Remove.
11151         * config/mips/linux.h (TARGET_VERSION): Remove.
11152         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
11153         * config/mips/vxworks.h (TARGET_VERSION): Remove.
11154         * config/mmix/mmix.h (TARGET_VERSION): Remove.
11155         * config/mn10300/linux.h (TARGET_VERSION): Remove.
11156         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
11157         * config/pa/pa.h (TARGET_VERSION): Remove.
11158         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
11159         * config/picochip/picochip.h (TARGET_VERSION): Remove.
11160         * config/rs6000/aix.h (TARGET_VERSION): Remove.
11161         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
11162         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
11163         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
11164         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
11165         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
11166         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
11167         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
11168         * config/rs6000/linux.h (TARGET_VERSION): Remove.
11169         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
11170         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
11171         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
11172         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
11173         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
11174         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
11175         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
11176         * config/s390/linux.h (TARGET_VERSION): Remove.
11177         * config/s390/s390.h (TARGET_VERSION): Remove.
11178         * config/s390/tpf.h (TARGET_VERSION): Remove.
11179         * config/score/score.h (TARGET_VERSION): Remove.
11180         * config/sh/linux.h (TARGET_VERSION): Remove.
11181         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
11182         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
11183         * config/sh/sh.h (TARGET_VERSION): Remove.
11184         * config/sh/sh64.h (TARGET_VERSION): Remove.
11185         * config/sh/superh.h (TARGET_VERSION): Remove.
11186         * config/sh/vxworks.h (TARGET_VERSION): Remove.
11187         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
11188         * config/sparc/linux.h (TARGET_VERSION): Remove.
11189         * config/sparc/linux64.h (TARGET_VERSION): Remove.
11190         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
11191         TARGET_NAME32, TARGET_NAME): Remove.
11192         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
11193         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
11194         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
11195         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
11196         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
11197         * config/spu/spu.h (TARGET_VERSION): Remove.
11198         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
11199         * config/v850/v850.h (TARGET_VERSION): Remove.
11200         * config/vax/linux.h (TARGET_VERSION): Remove.
11201         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
11202         * config/xtensa/elf.h (TARGET_VERSION): Remove.
11203         * config/xtensa/linux.h (TARGET_VERSION): Remove.
11204
11205 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
11206
11207         PR target/48142
11208         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
11209         frame-related from frame-unrelated adjustments to the stack pointer.
11210
11211 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
11212
11213         * common.opt (fdebug-types-section): Move earlier.
11214         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
11215
11216 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
11217
11218         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
11219         var.
11220
11221 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
11222
11223         * tree.h (CASE_CHAIN): Define.
11224         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
11225         (gimple_redirect_edge_and_branch): Likewise.
11226
11227 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
11228
11229         PR middle-end/48367
11230         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
11231         calculation.
11232
11233 2011-03-30  Jeff Law  <law@redhat.com>
11234
11235         * PR bootstrap/48371
11236         * reload1.c (reload): Fix botch in last change.
11237
11238         * reload.h (struct reload): Fix typo introduced in last change.
11239
11240 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
11241
11242         * config/arm/arm.opt (mhard-float, msoft-float): Mark
11243         Undocumented.  Remove help text.
11244         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
11245         -mhard-float.
11246
11247 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
11248
11249         * doc/options.texi (NegativeAlias): Document.
11250         (Alias): Mention NegativeAlias.
11251         * opt-functions.awk: Handle NegativeAlias.
11252         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
11253         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
11254         * opts.h (CL_NEGATIVE_ALIAS): Define.
11255         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
11256         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
11257         OPT_mspe_.
11258         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
11259         Alias entries.
11260         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
11261         mno-spe and mno-isel instead of mspe=no and -misel=no.
11262
11263 2011-03-29  Mark Wielaard  <mjw@redhat.com>
11264
11265         * common.opt (fdebug-types-section): New flag.
11266         * doc/invoke.texi: Document new -fno-debug-types-section flag.
11267         * dwarf2out.c (use_debug_types): New define.
11268         (struct die_struct): Mark die_id with GTY desc use_debug_types.
11269         (print_die): Guard output of type unit signatures using
11270         use_debug_types.
11271         (build_abbrev_table): Replace assert of dwarf_version >= 4
11272         with assert on use_debug_types.
11273         (size_of_die): Likewise.
11274         (unmark_dies): Likewise.
11275         (value_format): Decide AT_ref_external form on use_debug_types.
11276         (output_die): Replace dwarf_version version check guard with
11277         use_debug_types where appropriate.
11278         (modified_type_die): Likewise.
11279         (gen_reference_type_die): Likewise.
11280         (dwarf2out_start_source_file): Likewise.
11281         (dwarf2out_end_source_file): Likewise.
11282         (prune_unused_types_walk_attribs): Likewise.
11283         (dwarf2out_finish): Likewise.
11284
11285 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
11286
11287         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
11288
11289 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
11290
11291         PR rtl-optimization/48332
11292         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
11293         mode of input operand N and modeN to its actual mode.
11294
11295 2011-03-30  Jeff Law  <law@redhat.com>
11296
11297         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
11298         define accessor macro.
11299         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
11300         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
11301         (reg_equiv_init): Likewise.
11302         (reg_equivs_size): New variable.
11303         (reg_equiv_init_size): Remove.
11304         (allocate_initial_values): Move prototype to here from....
11305         * integrate.h (allocate_initial_values): Remove prototype.
11306         * integrate.c: Include reload.h.
11307         (allocate_initial_values): Corresponding changes.
11308         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
11309         (fix_reg_equiv_init, no_equiv): Corresponding changes.
11310         (update_equiv_regs): Corresponding changes.
11311         (ira): Corresponding changes.
11312         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
11313         (push_secondary_reload): Corresponding changes.
11314         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
11315         (make_memloc, find_reloads_address): Corresponding changes.
11316         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
11317         (find_reloads_address_1): Corresponding changes.
11318         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
11319         (refers_to_regno_for_reload_p): Corresponding changes.
11320         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
11321         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
11322         * reload1.c: Include ggc.h.
11323         (grow_reg_equivs): New function.
11324         (replace_pseudos_in, reload): Corresponding changes.
11325         (calculate_needs_all_insns, alter_regs): Corresponding changes.
11326         (eliminate_regs_1, elimination_effects): Corresponding changes.
11327         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
11328         (delete_output_reload): Likewise.
11329         * caller-save.c (mark_referenced_regs): Corresponding changes.
11330         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
11331         * frv/predicates.md (frv_load_operand): Corresponding changes.
11332         * microblaze/microblaze.c (double_memory_operand): Corresponding
11333         changes.
11334         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
11335         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
11336         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
11337         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
11338         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
11339         changes.
11340         * pa/pa.c (emit_move_sequence): Corresponding changes.
11341         * vax/vax.c (nonindexed_address_p): Corresponding changes.
11342
11343 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
11344
11345         PR target/47551
11346         * config/arm/arm.c (coproc_secondary_reload_class): Handle
11347         structure modes.  Don't check neon_vector_mem_operand for
11348         vector or structure modes.
11349
11350 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
11351             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11352
11353         PR target/43590
11354         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
11355         operand 1 and reshuffle the operands to match.
11356         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
11357
11358 2011-03-30  Christian Schüler  <cschueler@gmx.de>
11359
11360         PR driver/48208
11361         * config/c.opt (F): Added 'Driver' to -F option.
11362
11363         PR driver/48260
11364         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
11365           handler function.
11366         * config/darwin.opt: Added '-arch' option.
11367
11368 2011-03-30  Nick Clifton  <nickc@redhat.com>
11369
11370         * config/rx/rx.md: Add peepholes and patterns to combine
11371         extending loads and simple arithmetic instructions.
11372         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
11373         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
11374         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
11375         modes to use pre-decrement and post-increment addressing.
11376         (rx_is_restricted_memory_address): Add range checking of REG+INT
11377         addresses.
11378         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
11379         (rx_memory_move_cost): Adjust cost of stores.
11380         (rx_adjust_insn_length): New function.
11381
11382 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
11383
11384         PR c/48305
11385         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
11386         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
11387         matching arg00/arg01 types.
11388
11389 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
11390
11391         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
11392         last_location to UNKNOWN_LOCATION.
11393
11394 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
11395
11396         PR target/48349
11397         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
11398         FLOAT_SSE_REGS.
11399
11400 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
11401             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11402
11403         PR bootstrap/48337
11404         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
11405         Init(PROCESSOR_V7).
11406         (sparc_cpu): Likewise.
11407         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
11408         PROCESSOR_V7.
11409
11410 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
11411
11412         PR target/48336
11413         PR middle-end/48342
11414         PR rtl-optimization/48345
11415         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
11416         hard regs for given mode from profitable regs when doing secondary
11417         allocation.
11418
11419 2011-03-29  Jeff Law  <law@redhat.com>
11420
11421         PR bootstrap/48327
11422         * tree-ssa-threadupdate.c (struct redirection_data): Remove
11423         do_not_duplicate field.
11424         (lookup_redirection_data): Corresponding changes.
11425         (create_duplicates): Always create a template block.
11426         (redirect_edges): Remove code which reused the original block
11427         when it was going to become unreachable code.
11428         (thread_block): Don't set do_not_duplicate field.
11429
11430 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
11431
11432         * lto-opts.c (register_user_option_p, lto_register_user_option):
11433         Make type argument unsigned.
11434         * lto-streamer.h (lto_register_user_option): Make type argument
11435         unsigned.
11436         * opth-gen.awk: Make CL_* macros unsigned.
11437         * opts-common.c (find_opt): Make lang_mask argument unsigned.
11438         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
11439         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
11440         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
11441         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
11442         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
11443         (find_opt): Make lang_mask argument unsigned.
11444
11445 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
11446
11447         PR rtl-optimization/48331
11448         PR rtl-optimization/48334
11449         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
11450         for any used algorithm.
11451
11452 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
11453
11454         * ira-conflicts.c (build_object_conflicts): Add unused attribute
11455         to parent_max.
11456
11457 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
11458
11459         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
11460         (alpha_option_override): Don't set alpha_sr_alias_set.
11461         (emit_frame_store_1): Use gen_frame_mem rather than calling
11462         set_mem_alias_set.
11463         (alpha_expand_epilogue): Ditto.
11464
11465 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
11466
11467         PR tree-optimization/48290
11468         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
11469         vectorization, check that relevant phis in the basic block after
11470         the inner loop are really inner loop's exit phis.
11471
11472 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
11473
11474         PR debug/48190
11475         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
11476         (cached_dw_loc_list_def): New structure.
11477         (cached_dw_loc_list): New typedef.
11478         (cached_dw_loc_list_table): New variable.
11479         (cached_dw_loc_list_table_hash): New function.
11480         (cached_dw_loc_list_table_eq): Likewise.
11481         (add_location_or_const_value_attribute): Take a bool cache_p.
11482         Cache the list when the parameter is true.
11483         (gen_formal_parameter_die): Update caller.
11484         (gen_variable_die): Likewise.
11485         (dwarf2out_finish): Likewise.
11486         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
11487         while generating debug info for the decl.
11488         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
11489         (dwarf2out_init): Initialize cached_dw_loc_list_table.
11490         (resolve_addr): Cache the result of resolving a chain of
11491         location lists.
11492
11493 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
11494
11495         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
11496         conflict object hard regset nodes have intersecting hard reg sets.
11497
11498         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
11499         after regstat_init_n_sets_and_refs.
11500
11501         * ira.c: Add more comments at the top.
11502         (setup_stack_reg_pressure_class, setup_pressure_classes):
11503         Add comments how we compute the register pressure classes.
11504         (setup_allocno_and_important_classes): Add more comments.
11505         (setup_class_translate_array, reorder_important_classes)
11506         (setup_reg_class_relations): Add comments.
11507
11508         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
11509         start of the file.
11510
11511         * ira-color.c: Add 2011 to the Copyright line.
11512         (assign_hard_reg):  Add more comments.
11513         (improve_allocation): Ditto.
11514
11515         * ira-costs.c: Add 2011 to the Copyright line.
11516         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
11517         comments.
11518         (setup_regno_cost_classes_by_mode): Ditto.
11519
11520         Initial patches from ira-improv branch:
11521
11522         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
11523
11524         * ira-build.c (ira_create_object): Remove initialization of
11525         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
11526         (ira_create_allocno): Remove initialization of
11527         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
11528         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
11529         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
11530         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
11531         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
11532         Initialize ALLOCNO_ADD_DATA.
11533         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
11534         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
11535         ALLOCNO_REG.
11536         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
11537         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
11538
11539         * ira.c (ira_reallocate): Remove.
11540         (setup_pressure_classes): Call
11541         ira_init_register_move_cost_if_necessary.  Use
11542         ira_register_move_cost instead of ira_get_register_move_cost.
11543         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
11544         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
11545
11546         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
11547         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
11548         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
11549         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
11550         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
11551         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
11552         Fix formatting.
11553         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
11554         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
11555         (struct allocno_color_data): New.
11556         (allocno_color_data_t): New typedef.
11557         (allocno_color_data): New definition.
11558         (ALLOCNO_COLOR_DATA): New macro.
11559         (struct object_color_data): New.
11560         (object_color_data_t): New typedef.
11561         (object_color_data): New definition.
11562         (OBJECT_COLOR_DATA): New macro.
11563         (update_copy_costs, calculate_allocno_spill_cost): Call
11564         ira_init_register_move_cost_if_necessary.  Use
11565         ira_register_move_cost instead of ira_get_register_move_cost.
11566         (move_spill_restore, update_curr_costs): Ditto.
11567         (allocno_spill_priority): Make it inline.
11568         (color_pass): Allocate and free allocno_color_dat and object_color_data.
11569         (struct coalesce_data, coalesce_data_t): New.
11570         (allocno_coalesce_data): New definition.
11571         (ALLOCNO_COALESCE_DATA): New macro.
11572         (merge_allocnos, coalesced_allocno_conflict_p): Use
11573         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
11574         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
11575         (coalesce_allocnos): Ditto.
11576         (setup_coalesced_allocno_costs_and_nums): Ditto.
11577         (collect_spilled_coalesced_allocnos): Ditto.
11578         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
11579         (setup_slot_coalesced_allocno_live_ranges): Ditto.
11580         (coalesce_spill_slots): Ditto.
11581         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
11582         free allocno_coalesce_data.
11583
11584         * ira-conflicts.c: Fix formatting.
11585         (process_regs_for_copy): Call
11586         ira_init_register_move_cost_if_necessary.  Use
11587         ira_register_move_cost instead of ira_get_register_move_cost.
11588         (build_object_conflicts): Optimize.
11589
11590         * ira-costs.c (record_reg_classes): Optimize.  Call
11591         ira_init_register_move_cost_if_necessary.  Use
11592         ira_register_move_cost, ira_may_move_in_cost, and
11593         ira_may_move_out_cost instead of ira_get_register_move_cost and
11594         ira_get_may_move_cost.
11595         (record_address_regs): Ditto.
11596         (scan_one_insn): Optimize.
11597         (find_costs_and_classes): Optimize.
11598         (process_bb_node_for_hard_reg_moves): Call
11599         ira_init_register_move_cost_if_necessary.  Use
11600         ira_register_move_cost instead of ira_get_register_move_cost.
11601
11602         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
11603         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
11604         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
11605         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
11606         definitions.
11607         (ira_initiate_emit_data, ira_finish_emit_data)
11608         (create_new_allocno): New functions.
11609         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
11610         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
11611         Use ira_register_move_cost instead of ira_get_register_move_cost.
11612
11613         * ira-int.h: Fix some comments.
11614         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
11615         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
11616         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
11617         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
11618         add_data.
11619         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
11620         bitfield after mode.  Make hard_regno a short int.  Make
11621         hard_regno short.  Remove first_coalesced_allocno and
11622         next_coalesced_allocno.  Move mem_optimized_dest_p,
11623         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
11624         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
11625         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
11626         temp, colorable_p.  Add new member add_data.
11627         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
11628         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
11629         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
11630         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
11631         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
11632         (ALLOCNO_ADD_DATA): New macro.
11633         (ira_emit_data_t): New typedef.
11634         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
11635         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
11636         from struct ira_allocno.
11637         (ALLOCNO_EMIT_DATA): New macro.
11638         (ira_allocno_emit_data, allocno_emit_reg): New.
11639         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
11640         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
11641         (OBJECT_ADD_DATA): New macro.
11642         (ira_reallocate): Remove.
11643         (ira_initiate_emit_data, ira_finish_emit_data): New.
11644         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
11645         (ira_init_register_move_cost_if_necessary): New.
11646         (ira_object_conflict_iter_next): Merge into
11647         ira_object_conflict_iter_cond.
11648         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
11649
11650         * ira-live.c (process_single_reg_class_operands): Call
11651         ira_init_register_move_cost_if_necessary.  Use
11652         ira_register_move_cost instead of ira_get_register_move_cost.
11653
11654         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
11655
11656         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
11657
11658         * ira-costs.c: Fix formatting.
11659         (cost_classes, cost_classes_num): Remove.
11660         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
11661         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
11662         (cost_classes_del, cost_classes_htab): New.
11663         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
11664         (initiate_regno_cost_classes, setup_cost_classes): New.
11665         (setup_regno_cost_classes_by_aclass): New.
11666         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
11667         (record_reg_classes): Use regno_cost_classes instead of
11668         cost_classes.  Move checking opposite operand up.
11669         (record_address_regs): Use regno_cost_classes
11670         instead of cost_classes.
11671         (scan_one_insn): Ditto.  Use always general register.
11672         (print_allocno_costs): Use regno_cost_classes instead of
11673         cost_classes.
11674         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
11675         (find_costs_and_classes): Set up cost classes for each registers.
11676         Use also their mode for this.  Use regno_cost_classes instead of
11677         cost_classes.
11678         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
11679         cost_classes.
11680         (free_ira_costs, ira_init_costs): Don't use cost_classes.
11681         (ira_costs, ira_set_pseudo_classes): Call
11682         initiate_regno_cost_classes and finish_regno_cost_classes.
11683
11684         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
11685
11686         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
11687
11688         * target.def (ira_cover_classes): Remove.
11689
11690         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
11691
11692         * doc/tm.texi.in: Ditto.
11693
11694         * ira-conflicts.c: Remove mentioning cover classes from the file.
11695         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
11696         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
11697
11698         * targhooks.c (default_ira_cover_classes): Remove.
11699
11700         * targhooks.h (default_ira_cover_classes): Ditto.
11701
11702         * haifa-sched.c: Remove mentioning cover classes from the file.
11703         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11704         ira_pressure_classes and ira_pressure_classes_num instead of
11705         ira_reg_class_cover_size and ira_reg_class_cover.  Use
11706         sched_regno_pressure_class instead of sched_regno_cover_class.
11707         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
11708         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11709
11710         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
11711         classes from the file.
11712         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
11713         (struct object_hard_regs, struct object_hard_regs_node): New.
11714         (struct ira_object): New members profitable_hard_regs,
11715         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
11716         (struct ira_allocno): Rename cover_class to aclass.  Rename
11717         cover_class_cost and updated_cover_class_cost to class_cost and
11718         updated_class_cost.  Remove splay_removed_p and
11719         left_conflict_size.  Add new members colorable_p.
11720         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
11721         (ALLOCNO_COLORABLE_P): New macro.
11722         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
11723         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
11724         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
11725         (OBJECT_...): Rename parameter C to O.
11726         (OBJECT_PROFITABLE_HARD_REGS): New macro.
11727         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
11728         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
11729         (struct target_ira_int): New members x_ira_max_memory_move_cost,
11730         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
11731         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
11732         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
11733         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
11734         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
11735         x_ira_reg_class_subunion.
11736         (ira_max_memory_move_cost, ira_max_register_move_cost)
11737         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
11738         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
11739         (ira_important_class_nums, ira_reg_class_superunion): New macros.
11740         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
11741         (ira_reg_class_union): Rename to ira_reg_class_subunion.
11742         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11743         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11744         (ira_tune_allocno_costs_and_cover_classes): Rename to
11745         ira_tune_allocno_costs.
11746         (ira_debug_hard_regs_forest): New.
11747         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
11748         (ira_object_conflict_iter_next): Fix comments.
11749         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
11750         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
11751         cover_class to aclass.
11752         (ira_allocate_and_accumulate_costs): Ditto.
11753         (ira_allocate_and_set_or_copy_costs): Ditto.
11754
11755         * opts.c (decode_options): Remove ira_cover_class check.
11756
11757         * ira-color.c: Remove mentioning cover classes from the file.  Use
11758         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
11759         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
11760         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11761         (splay-tree.h): Remove include.
11762         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
11763         before copy_freq_compare_func.
11764         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
11765         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
11766         New definitions.
11767         (hard_regs_roots, hard_regs_node_vec): Ditto.
11768         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
11769         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
11770         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
11771         (create_new_object_hard_regs_node): Ditto.
11772         (add_new_object_hard_regs_node_to_forest): Ditto.
11773         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
11774         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
11775         Ditto.
11776         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
11777         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
11778         (remove_unused_object_hard_regs_nodes): Ditto.
11779         (enumerate_object_hard_regs_nodes): Ditto.
11780         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
11781         (object_hard_regs_subnode_t): Ditto.
11782         (struct object_hard_regs_subnode): Ditto.
11783         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
11784         (setup_object_hard_regs_subnode_index): Ditto.
11785         (get_object_hard_regs_subnodes_num): Ditto.
11786         (form_object_hard_regs_nodes_forest): Ditto.
11787         (finish_object_hard_regs_nodes_tree): Ditto.
11788         (finish_object_hard_regs_nodes_forest): Ditto.
11789         (allocnos_have_intersected_live_ranges_p): Rename to
11790         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11791         (pseudos_have_intersected_live_ranges_p): Rename to
11792         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11793         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
11794         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
11795         (update_copy_costs): Remove assert.  Skip cost update if the hard
11796         reg does not belong the class.
11797         (assign_hard_reg): Process only profitable hard regs.
11798         (uncolorable_allocnos_num): Make it scalar.
11799         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
11800         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
11801         and ira_reg_class_max_nregs.
11802         (bucket_allocno_compare_func): Check frequency first.
11803         (sort_bucket): Add compare function as a parameter.
11804         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
11805         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
11806         (push_allocno_to_stack): Rewrite for checking new allocno
11807         colorability.
11808         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
11809         (push_only_colorable): Pass new parameter to sort_bucket.
11810         (push_allocno_to_spill): Remove.
11811         (allocno_spill_priority_compare): Make it inline and rewrite.
11812         (splay_tree_allocate, splay_tree_free): Remove.
11813         (allocno_spill_sort_compare): New function.
11814         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
11815         build and use splay tree.  Choose first allocno in uncolorable
11816         allocno bucket to spill.  Remove setting spill cost.
11817         (all_conflicting_hard_regs): Remove.
11818         (setup_allocno_available_regs_num): Check only profitable hard
11819         regs.  Print info about hard regs nodes.
11820         (setup_allocno_left_conflicts_size): Remove.
11821         (put_allocno_into_bucket): Don't call
11822         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
11823         (improve_allocation): New.
11824         (color_allocnos): Call setup_profitable_hard_regs,
11825         form_object_hard_regs_nodes_forest, improve_allocation,
11826         finish_object_hard_regs_nodes_forest.  Setup spill cost.
11827         (print_loop_title): Use pressure classes.
11828         (color_allocnso): Ditto.
11829         (do_coloring): Remove allocation and freeing splay_tree_node_pool
11830         and allocnos_for_spilling.
11831         (ira_sort_regnos_for_alter_reg): Don't setup members
11832         {first,next}_coalesced_allocno.
11833         (color): Remove allocating and freeing removed_splay_allocno_vec.
11834         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
11835         prohibited_class_mode_regs.
11836
11837         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
11838         formatting.
11839         (update_allocno_pressure_excess_length): Use pressure classes.
11840         (inc_register_pressure, dec_register_pressure): Check for pressure
11841         class.
11842         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
11843         pressure class.  Use ira_reg_class_nregs instead of
11844         ira_reg_class_max_nregs.
11845         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
11846         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
11847         (single_reg_class): Use ira_reg_class_nregs instead of
11848         ira_reg_class_max_nregs.
11849         (process_bb_node_lives): Use pressure classes.
11850
11851         * ira-emit.c: Remove mentioning cover classes from the file.  Use
11852         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11853         (change_loop): Use pressure classes.
11854         (modify_move_list): Call ira_set_allocno_class instead of
11855         ira_set_allocno_cover_class.
11856
11857         * ira-build.c: Remove mentioning cover classes from the file.  Use
11858         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
11859         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
11860         ALLOCNO_UPDATED_CLASS_COST instead of
11861         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11862         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
11863         (ira_create_allocno): Remove initialization of
11864         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
11865         ALLOCNO_COLORABLE_P.
11866         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11867         Update conflict regs for the objects.
11868         (create_cap_allocno): Remove assert.  Don't propagate
11869         ALLOCNO_AVAILABLE_REGS_NUM.
11870         (ira_free_allocno_costs): New function.
11871         (finish_allocno): Change a part of code into call of
11872         ira_free_allocno_costs.
11873         (low_pressure_loop_node_p): Use pressure classes.
11874         (object_range_compare_func): Don't compare classes.
11875         (setup_min_max_conflict_allocno_ids): Ditto.
11876
11877         * loop-invariant.c: Remove mentioning cover classes from the file.
11878         Use ira_pressure_classes and ira_pressure_classes_num instead of
11879         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
11880         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
11881         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11882         Use reg_allocno_class instead of reg_cover_class.
11883         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
11884         STACK_REG_COVER_CLASS.
11885         (get_regno_cover_class): Rename to get_regno_pressure_class.
11886         (move_loop_invariants): Initialize and finalize regstat.
11887
11888         * ira.c: Remove mentioning cover classes from the file.  Add
11889         comments about coloring without cover classes.  Use ALLOCNO_CLASS
11890         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11891         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
11892         setup_class_subset_and_memory_move_costs.
11893         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
11894         (setup_cover_and_important_classes): Rename to
11895         setup_allocno_and_important_classes.
11896         (setup_class_translate_array): New.
11897         (setup_class_translate): Call it for allocno and pressure classes.
11898         (cover_class_order): Rename to allocno_class_order.
11899         (comp_reg_classes_func): Use ira_allocno_class_translate instead
11900         of ira_class_translate.
11901         (reorder_important_classes): Set up ira_important_class_nums.
11902         (setup_reg_class_relations): Set up ira_reg_class_superunion.
11903         (print_class_cover): Rename to print_classes.  Add parameter.
11904         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11905         Print pressure classes too.
11906         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
11907         setup_reg_subclasses.
11908         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11909         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11910         (setup_prohibited_class_mode_regs): Use
11911         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
11912         (clarify_prohibited_class_mode_regs): New function.
11913         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
11914         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
11915         (ira_init_once): Initialize them.
11916         (free_register_move_costs): Process them.
11917         (ira_init): Move calls of find_reg_classes and
11918         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
11919         Call clarify_prohibited_class_mode_regs.
11920         (ira_no_alloc_reg): Remove.
11921         (too_high_register_pressure_p): Use pressure classes.
11922
11923         * sched-deps.c: Remove mentioning cover classes from the file.
11924         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11925         ira_pressure_classes and ira_pressure_classes_num instead of
11926         ira_reg_class_cover_size and ira_reg_class_cover.
11927         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
11928         sched_regno_pressure_class instead of sched_regno_cover_class.
11929         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
11930         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11931
11932         * ira.h: Add 2010 to Copyright.
11933         (ira_no_alloc_reg): Remove external.
11934         (struct target_ira): Rename x_ira_hard_regno_cover_class,
11935         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
11936         x_ira_class_translate to x_ira_hard_regno_allocno_class,
11937         x_ira_allocno_classes_num, x_ira_allocno_classes, and
11938         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
11939         x_ira_pressure_classes, x_ira_pressure_class_translate, and
11940         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
11941         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
11942         x_ira_no_alloc_regs.
11943         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11944         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
11945         ira_allocno_classes_num and ira_allocno_classes.
11946         (ira_class_translate): Rename to ira_allocno_class_translate.
11947         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
11948         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
11949         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11950         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
11951         (ira_no_alloc_regs): New.
11952
11953         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
11954         classes from the file.  Use ALLOCNO_CLASS instead of
11955         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
11956         ALLOCNO_COVER_CLASS_COST.
11957         (regno_cover_class): Rename to regno_aclass.
11958         (record_reg_classes): Use ira_reg_class_subunion instead of
11959         ira_reg_class_union.
11960         (record_address_regs): Check overflow.
11961         (scan_one_insn): Ditto.
11962         (print_allocno_costs): Print total mem cost fore regional allocation.
11963         (print_pseudo_costs): Use REG_N_REFS.
11964         (find_costs_and_classes): Use classes intersected with them on the
11965         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
11966         ira_reg_class_union.  Use ira_allocno_class_translate and
11967         regno_aclass instead of ira_class_translate and regno_cover_class.
11968         Modify code for finding regno_aclass.  Setup preferred classes for
11969         the next pass.
11970         (setup_allocno_cover_class_and_costs): Rename to
11971         setup_allocno_class_and_costs.  Use regno_aclass instead of
11972         regno_cover_class.  Use ira_set_allocno_class instead of
11973         ira_set_allocno_cover_class.
11974         (init_costs, finish_costs): Use regno_aclass instead of
11975         regno_cover_class.
11976         (ira_costs): Use setup_allocno_class_and_costs instead of
11977         setup_allocno_cover_class_and_costs.
11978         (ira_tune_allocno_costs_and_cover_classes): Rename to
11979         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
11980         by processing objects.  Use ira_reg_class_max_nregs instead of
11981         ira_reg_class_nregs.
11982
11983         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
11984
11985         * sched-int.h: Remove mentioning cover classes from the file.
11986         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
11987
11988         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
11989         classes from the file.
11990         (struct reg_pref): Rename coverclass into allocnoclass.
11991         (reg_cover_class): Rename to reg_allocno_class.
11992
11993         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
11994
11995         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
11996
11997         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
11998
11999         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
12000
12001         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
12002
12003         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
12004
12005         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
12006
12007         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
12008
12009         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
12010
12011         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
12012
12013         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
12014         (i386_ira_cover_classes): Ditto.
12015
12016         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
12017
12018         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
12019
12020         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
12021
12022         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
12023
12024         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
12025
12026         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
12027
12028         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
12029         (mips_ira_cover_classes): Ditto.
12030
12031         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
12032
12033         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
12034
12035         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
12036
12037         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
12038
12039         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
12040
12041         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
12042         (IRA_COVER_CLASSES_VSX): Ditto.
12043
12044         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
12045         (rs6000_ira_cover_classes): Ditto.
12046
12047         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
12048
12049         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
12050
12051         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
12052
12053         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
12054
12055         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
12056
12057         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
12058
12059         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
12060
12061         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
12062
12063         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
12064
12065         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
12066
12067 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
12068
12069         PR debug/48253
12070         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
12071         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
12072         dw_fde_unlikely_section_end_label, cold_in_std_section,
12073         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
12074         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
12075         fields.
12076         (output_fde): Use dw_fde_second_{begin,end} if second is
12077         true, otherwise dw_fde_{begin,end}.
12078         (output_call_frame_info): Test dw_fde_second_begin != NULL
12079         instead of dw_fde_switched_sections.
12080         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
12081         fields, initialize new fields.  Initialize in_std_section
12082         unconditionally from the first partition.
12083         (dwarf2out_end_epilogue): Don't override dw_fde_end when
12084         dw_fde_second_begin is non-NULL.
12085         (dwarf2out_switch_text_section): Stop initializing removed
12086         dw_fde_struct fields, initialize new fields, initialize
12087         also dw_fde_end here.  Set dw_fde_switch_cfi even when
12088         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
12089         (struct var_loc_list_def): Add last_before_switch field.
12090         (arange_table, arange_table_allocated, arange_table_in_use,
12091         ARANGE_TABLE_INCREMENT, add_arange): Removed.
12092         (size_of_aranges): Count !in_std_section and !second_in_std_section
12093         hunks in fdes, instead of looking at arange_table_in_use.
12094         (output_aranges): Add aranges_length argument, don't call
12095         size_of_aranges here.  Instead of using aranges_table*
12096         emit ranges for fdes when !in_std_section resp.
12097         !second_in_std_section.
12098         (dw_loc_list): Break ranges crossing section switch.
12099         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
12100         use dw_fde_second_end instead of dw_fde_end as end of last range.
12101         (gen_subprogram_die): Don't call add_arange.  Use
12102         dw_fde_{begin,end} for first partition and if switched
12103         section dw_fde_second_{begin,end} for the second.
12104         (var_location_switch_text_section_1,
12105         var_location_switch_text_section): New functions.
12106         (dwarf2out_begin_function): Initialize cold_text_section even
12107         when function_section () isn't text_section.
12108         (prune_unused_types): Don't walk arange_table.
12109         (dwarf2out_finish): Don't needlessly test
12110         flag_reorder_blocks_and_partition when testing cold_text_section_used.
12111         If info_section_emitted, call size_of_aranges and if it indicates
12112         non-empty .debug_aranges, call output_aranges with the computed
12113         size.  Stop using removed dw_fde_struct fields, use
12114         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
12115         for second.
12116
12117         PR debug/48203
12118         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
12119         create ENTRY_VALUE if incoming or address of incoming's MEM
12120         is a hard REG.
12121         * dwarf2out.c (mem_loc_descriptor): Don't emit
12122         DW_OP_GNU_entry_value of DW_OP_fbreg.
12123         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
12124         on ENTRY_VALUE is able to find the canonical parameter VALUE.
12125         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
12126         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
12127         ENTRY_VALUE_EXPs.
12128         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
12129         is a REG_P or MEM_P with REG_P address, compute hash directly
12130         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
12131         (preserve_only_constants): Don't clear VALUES forwaring
12132         ENTRY_VALUE to some other VALUE.
12133
12134 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
12135
12136         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
12137         instead of GEN_INT.
12138
12139 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
12140
12141         * cfgexpand.c (expand_gimple_cond): Always set the source location and
12142         block before expanding the statement.
12143         (expand_gimple_stmt_1): Likewise.  Set them here...
12144         (expand_gimple_stmt): ...and not here.  Tidy.
12145         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
12146         unknown.
12147
12148 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
12149
12150         * Makefile.in: New rule for cprop.o.
12151         * gcse.c: Move constant/copy propagation to cprop.c.
12152         (compute_local_properties): Only handle expression tables.
12153         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
12154         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
12155         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
12156         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
12157         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
12158         compute_cprop_data, find_used_regs, try_replace_reg,
12159         find_avail_set, cprop_jump, constprop_register, cprop_insn,
12160         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
12161         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
12162         find_bypass_set, reg_killed_on_edge, bypass_block,
12163         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
12164         execute_rtl_cprop, pass_rtl_cprop): Move to...
12165         * cprop.c: ...here.  New file, constant/copy propagation for RTL
12166         moved from gcse.c to here with minor cleanups in duplicated code.
12167
12168 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
12169
12170         * config/i386/i386.c (flag_opts): Fix a typo in
12171         -mavx256-split-unaligned-store.
12172
12173 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
12174
12175         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
12176         LIBCALL_VALUE): Remove macros.
12177         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12178         TARGET_FUNCTION_VALUE_REGNO_P): Define.
12179         (h8300_function_value, h8300_libcall_value,
12180         h8300_function_value_regno_p): New functions.
12181
12182 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
12183
12184         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
12185
12186 2011-03-28  Jeff Law  <law@redhat.com>
12187
12188         * tree-ssa-threadupdate.c (redirect_edges): Call
12189         create_edge_and_update_destination_phis as needed.
12190         (create_edge_and_update_destination_phis): Accept new BB argument.
12191         All callers updated.
12192         (thread_block): Do not update the profile when threading around
12193         intermediate blocks.
12194         (thread_single_edge): Likewise.
12195         (determine_bb_domination_status): If BB is not a successor of the
12196         loop header, return NONDOMINATING.
12197         (register_jump_thread): Note when we register a jump thread around
12198         an intermediate block.
12199         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
12200         (thread_across_edge): Use it.
12201
12202 2011-03-28  Tristan Gingold  <gingold@adacore.com>
12203
12204         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
12205         when for_return is 2.
12206
12207 2011-03-28  Jeff Law  <law@redhat.com>
12208
12209         * var-tracking.c (canonicalize_values_mark): Delete unused
12210         lhs assignment.
12211         (canonicalize_values_star, set_variable_part): Likewise.
12212         (clobber_variable_part, delete_variable_part): Likewise.
12213
12214 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
12215
12216         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
12217
12218 2011-03-28  Martin Jambor  <mjambor@suse.cz>
12219
12220         * tree-inline.c (expand_call_inline): Do not check that destination
12221         node is analyzed.
12222         (optimize_inline_calls): Assert that destination node is analyzed.
12223         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
12224         not call tree_lowering_passes.
12225         * cgraph.h (cgraph_analyze_function): Declare.
12226         * cgraphunit.c (cgraph_analyze_function): Make public.
12227
12228 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
12229
12230         * config/sparc/sparc-opts.h: New.
12231         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
12232         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
12233         (sparc_option_override): Store processor_type enumeration rather
12234         than string in cpu_default.  Remove name and enumeration from
12235         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
12236         without using sparc_select.  Use target_flags_explicit instead of
12237         fpu_option_set.
12238         * config/sparc/sparc.h (enum processor_type): Move to
12239         sparc-opts.h.
12240         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
12241         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
12242         HeaderInclude entry.
12243         (mcpu=, mtune=): Use Var and Enum.
12244         (sparc_processor_type): New Enum and EnumValue entries.
12245
12246 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12247             Iain Sandoe  <iains@gcc.gnu.org>
12248
12249         PR target/48245
12250         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
12251
12252 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
12253
12254         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
12255         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
12256         Insert new statements at it in lieu of STMT.
12257         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
12258         * tree-vect-stmts.c (vectorizable_store): Likewise.
12259         (vectorizable_load): Likewise.
12260
12261 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
12262
12263         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
12264         (divtf3): Ditto.
12265         (multf3): Ditto.
12266         (subtf3): Ditto.
12267
12268 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
12269
12270         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
12271         unaligned 256bit load/store.
12272         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
12273         (*avx_movdqu<avxmodesuffix>): Likewise.
12274
12275 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12276
12277         PR target/48288
12278         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
12279         * config/pa/pa.md (iordi3): Use new predicate in expander.
12280         (iorsi3): Likewise.
12281
12282 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
12283
12284         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
12285         FUNCTION_VALUE_REGNO_P): Remove macros.
12286         * config/mips/mips-protos.h (mips_function_value): Remove.
12287         * config/mips/mips.c (mips_function_value): Rename to...
12288         (mips_function_value_1): ... this. Make static.  Handle receiving
12289         the function type in 'fn_decl_or_type' argument.
12290         (mips_function_value, mips_libcall_value,
12291         mips_function_value_regno_p): New function.
12292         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12293         TARGET_FUNCTION_VALUE_REGNO_P): Define.
12294
12295 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
12296
12297         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
12298         and -mavx256-split-unaligned-store.
12299         (ix86_option_override_internal): Split 32-byte AVX unaligned
12300         load/store by default.
12301         (ix86_avx256_split_vector_move_misalign): New.
12302         (ix86_expand_vector_move_misalign): Use it.
12303
12304         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
12305         -mavx256-split-unaligned-store.
12306
12307         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
12308         256bit load/store.  Generate unaligned store on misaligned memory
12309         operand.
12310         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
12311         256bit load/store.
12312         (*avx_movdqu<avxmodesuffix>): Likewise.
12313
12314         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
12315         -mavx256-split-unaligned-store.
12316
12317 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
12318
12319         PR target/38598
12320         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
12321         Update commentary.
12322
12323 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
12324
12325         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
12326         opno arguments with an expand_operand.  Use create_input_operand.
12327         (mips_prepare_builtin_target): Delete.
12328         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
12329         functions.
12330         (mips_expand_builtin_direct): Use create_output_operand and
12331         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
12332         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
12333         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
12334
12335 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
12336
12337         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
12338         function.
12339         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
12340
12341 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
12342
12343         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
12344         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
12345         basic blocks and call commit_edge_insertions directly.
12346         (fixup_abnormal_edges): Move from here to...
12347         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
12348         on the edges and return whether some have actually been inserted.
12349         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
12350         compensation code.
12351
12352 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
12353
12354         PR rtl-optimization/48144
12355         * sel-sched-ir.c (merge_history_vect): Factor out from ...
12356         (merge_expr_data): ... here.
12357         (av_set_intersect): Rename to av_set_code_motion_filter.
12358         Update all callers.  Call merge_history_vect when an expression
12359         is found in both sets.
12360         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
12361
12362 2011-03-26  Alan Modra  <amodra@gmail.com>
12363
12364         * config/rs6000/predicates.md (word_offset_memref_op): Handle
12365         cmodel medium addresses.
12366         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
12367         64-bit gpr loads and stores.
12368         (rs6000_secondary_reload_ppc64): New function.
12369         * config/rs6000/rs6000-protos.h: Declare it.
12370         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
12371
12372 2011-03-26  Alan Modra  <amodra@gmail.com>
12373
12374         PR target/47487
12375         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
12376         GNU Go in traceback table.
12377
12378 2011-03-25  Richard Henderson  <rth@redhat.com>
12379
12380         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
12381         if there are exactly 6 operands.
12382         (set_storage_via_setmem): Similarly.
12383
12384 2011-03-25  Kai Tietz  <ktietz@redhat.com>
12385
12386         * collect2.c (write_c_file_stat): Handle backslash
12387         as right-hand directory separator.
12388         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
12389         checking just for slash.
12390         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
12391         instead of checking for trailing slash.
12392         * gcc.c (record_temp_file): Use filename_cmp instead
12393         of strcmp.
12394         (do_spec_1): Likewise.
12395         (replace_outfile_spec_function): Likewise.
12396         (is_directory): Use filename_ncmp instead of strncmp.
12397         (print_multilib_info): Likewise.
12398         * gcov.c (find_source): Use filename_cmp instead
12399         instead of strcmp.
12400         (make_gcov_file_name): Fix order of slash/backslash
12401         checks.
12402         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
12403         (add_standard_paths): Likewise.
12404         * mips-tfile.c (saber_stop): Handle backslash.
12405         * prefix.c (update_path): Use filename_ncmp instead of
12406         strncmp.
12407         * profile.c (output_location): Use filename_cmp instead
12408         of strcmp.
12409         * read-md.c (handle_toplevel_file): Handle backslash.
12410         * tlink.c (frob_extension):  Likewise.
12411         * tree-cfg.c (same_line_p): Use filename_cmp instead of
12412         strcmp.
12413         * tree-dump.c (dequeue_and_dump): Handle backslash.
12414         * tree.c (get_file_function_name): Likewise.
12415         * gengtype.c (read_input_list): Likewise.
12416         (get_file_realbasename): Likewise.
12417         (get_output_file_with_visibility): Use filename_cmp
12418         instead of strcmp.
12419
12420 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
12421
12422         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
12423         case to VFPv1.
12424
12425 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
12426
12427         * fold-const.c (expr_location_or): New function.
12428         (fold_truth_not_expr): Call it.
12429
12430 2011-03-25  Jeff Law  <law@redhat.com>
12431
12432         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
12433         va_end.
12434         * c-family/c-common.c (def_fn_type): Likewise.
12435         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
12436         * emit-rtl.c (gen_rtvec): Likewise.
12437         * lto/lto-lang.c (def_fn_type): Likewise.
12438
12439 2011-03-25  Richard Guenther  <rguenther@suse.de>
12440
12441         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
12442         also generate copies.
12443         (fini_copy_prop): Handle constant values properly.
12444
12445 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
12446
12447         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
12448         mode size instead of bitsize with DWARF2_ADDR_SIZE.
12449         (hash_loc_operands, compare_loc_operands): Handle
12450         DW_OP_GNU_entry_value.
12451
12452 2011-03-25  Kai Tietz  <ktietz@redhat.com>
12453
12454         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
12455         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
12456         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
12457         comment and use macro TARGET_64BIT_MS_ABI instead.
12458         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
12459         and change default behavior for 32-bit MS_ABI.
12460         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
12461         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
12462         32-bit, too.
12463         (ix86_cfun_abi): Likewise.
12464         (ix86_maybe_switch_abi): Adjust comment.
12465         (init_cumulative_args): Check for bit-ness in MS_ABI case.
12466         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
12467         instead of checking for SYSV_ABI.
12468         (ix86_nsaved_sseregs): Likewise.
12469         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
12470         to 16 bytes.
12471         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
12472         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
12473         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
12474         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
12475         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
12476
12477 2011-03-25  Richard Guenther  <rguenther@suse.de>
12478
12479         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
12480         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
12481         (verify_gimple): Remove.
12482         * tree-cfg.c (verify_gimple_call): Merge verification
12483         from verify_stmts.
12484         (verify_gimple_phi): Merge verification from verify_stmts.
12485         (verify_gimple_label): New function.
12486         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
12487         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
12488         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
12489         (verify_stmts): Rename to verify_gimple_in_cfg.
12490         (verify_gimple_in_cfg): New function.
12491         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
12492         * tree-ssa.c (verify_ssa): Likewise.
12493         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
12494
12495 2011-03-25  Richard Guenther  <rguenther@suse.de>
12496
12497         * passes.c (init_optimization_passes): Add FRE pass after
12498         early SRA.
12499
12500 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
12501             Andrew Stubbs  <ams@codesourcery.com>
12502
12503         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
12504         for Cortex-A8.
12505         (arm_movdi_vfp_cortexa8): New pattern.
12506         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
12507         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
12508         instructions when tuning for Cortex-A8.  Set attribute "arch".
12509         * config/arm/arm.md: Move include arm-tune.md up a bit.
12510         (define_attr "arch"): Add "onlya8" and "nota8" values.
12511         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
12512
12513 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
12514
12515         PR bootstrap/48282
12516         Revert:
12517         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12518
12519         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
12520         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
12521         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
12522         * passes.c (init_optimization_passes): Move
12523         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
12524
12525 2011-03-25  Kai Tietz  <ktietz@redhat.com>
12526
12527         * c-typeck.c (comptypes_internal): Replace target
12528         hook call of comp_type_attributes by version in tree.c file.
12529         * gimple.c (gimple_types_compatible_p_1): Likewise.
12530         * tree-ssa.c (useless_type_conversion_p): Likewise.
12531         * tree.c (build_type_attribute_qual_variant): Likewise.
12532         (attribute_value_equal): New static helper function.
12533         (comp_type_attributes): New function.
12534         (merge_attributes): Use attribute_value_equal for comparison.
12535         (attribute_list_contained): Likewise.
12536         * tree.h (comp_type_attributes): New prototype.
12537
12538 2011-03-25  Richard Guenther  <rguenther@suse.de>
12539
12540         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
12541         of complex types at -O0.
12542         (verify_gimple_assign_binary): Likewise.
12543         (verify_gimple_assign_ternary): Likewise.
12544
12545 2011-03-24  Mark Wielaard  <mjw@redhat.com>
12546
12547         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
12548         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
12549
12550 2011-03-24  Mark Wielaard  <mjw@redhat.com>
12551
12552         PR debug/48041
12553         * dwarf2out.c (output_abbrev_section): Only write table when
12554         abbrev_die_table_in_use > 1.
12555
12556 2011-02-24  Richard Henderson  <rth@redhat.com>
12557
12558         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
12559         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
12560         (alpha_expand_unaligned_load_words): Use extql.
12561         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
12562         (emit_insxl): Handle all modes for consistency.
12563
12564 2011-02-24  Richard Henderson  <rth@redhat.com>
12565
12566         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
12567         (alpha_expand_unaligned_load): Likewise.
12568         (alpha_expand_unaligned_store): Likewise.
12569         (alpha_expand_unaligned_load_words): Likewise.
12570         (alpha_expand_unaligned_store_words): Likewise.
12571         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
12572         (alpha_split_lock_test_and_set_12): Likewise.
12573         (print_operand, alpha_fold_builtin_extxx): Likewise.
12574         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
12575         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
12576         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
12577         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
12578         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
12579         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
12580         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
12581         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
12582         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
12583         (extwl, extll, extql): Similarly.
12584         (inswh, inslh, insqh): Similarly.
12585         (mskbl, mskwl, mskll, mskql): Similarly.
12586         (mskwh, msklh, mskqh): Similarly.
12587
12588 2011-02-24  Richard Henderson  <rth@redhat.com>
12589
12590         * config/alpha/alpha.md (attribute isa): Add er, ner.
12591         (attribute enabled): Handle them.
12592         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
12593
12594 2011-02-24  Richard Henderson  <rth@redhat.com>
12595
12596         * config/alpha/alpha.md (attribute isa): Add vms.
12597         (attribute enabled): Handle it.
12598         (*movsf): Merge *movsf_{nofix,fix,nofp}.
12599         (*movdf): Merge *movdf_{nofix,fix,nofp}.
12600         (*movtf): Rename from *movtf_internal for consistency.
12601         (*movsi): Merge with *movsi_nt_vms.
12602         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
12603         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
12604         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
12605         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
12606
12607 2011-02-24  Richard Henderson  <rth@redhat.com>
12608
12609         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
12610         (extendqisi2, extendhisi2): Likewise.
12611         (extendqidi2): Simplify BWX/non-BWX expansions.
12612         (extendhidi2): Similarly.
12613
12614 2011-02-24  Richard Henderson  <rth@redhat.com>
12615
12616         * config/alpha/alpha.md (attribute isa): New.
12617         (attribute enabled): New.
12618         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
12619         (zero_extendqisi2, zero_extendqidi2): Similarly.
12620         (zero_extendhisi2, zero_extendhidi2): Similarly.
12621         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
12622
12623 2011-02-24  Richard Henderson  <rth@redhat.com>
12624
12625         * config/alpha/predicates.md (input_operand): Revert last change;
12626         update comment to mention 32-bit VMS rather than Windows.
12627
12628 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12629
12630         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
12631         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
12632         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
12633         * passes.c (init_optimization_passes): Move
12634         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
12635
12636 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12637
12638         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
12639
12640 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
12641
12642         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
12643         correctly.
12644
12645 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
12646
12647         PR debug/48204
12648         * simplify-rtx.c (simplify_const_unary_operation): Call
12649         real_convert when changing mode class with FLOAT_EXTEND.
12650
12651 2011-03-24  Nick Clifton  <nickc@redhat.com>
12652
12653         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
12654         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12655         * config/rx/rx.c (rx_option_override): Set align_jumps,
12656         align_loops and align_labels if not set by the user.
12657         (rx_align_for_label): New function.
12658         (rx_max_skip_for_label): New function.
12659         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
12660         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
12661         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
12662         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
12663         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
12664
12665 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12666
12667         PR rtl-optimization/48263
12668         * optabs.c (expand_binop_directly): Reinstate convert_modes code
12669         and original commutative_p handling.  Use maybe_gen_insn.
12670
12671 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12672
12673         * reload.c (find_reloads_subreg_address): Add address_reloaded
12674         parameter and return true there if the full address has been
12675         reloaded.
12676         (find_reloads_toplev): Pass address_reloaded flag.
12677         (find_reloads_address_1): Don't use address_reloaded parameter.
12678
12679 2011-03-24  Jeff Law  <law@redhat.com>
12680
12681         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
12682         unused variable "ann".
12683         (remove_unused_locals): Likewise.
12684
12685         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
12686         statement.
12687
12688         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
12689         after it is freed.
12690
12691 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12692
12693         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
12694         for invalid symbolic addresses.
12695         (s390_secondary_reload): Don't use s390_check_symref_alignment for
12696         larl operands.
12697
12698 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12699
12700         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
12701         the argument in calls to fold_truth_not_expr.
12702
12703 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12704
12705         * tree.c (record_node_allocation_statistics): New function.
12706         (make_node_stat, copy_node_stat, build_string): Call it.
12707         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
12708         (build1_stat, build_omp_clause): Likewise.
12709
12710 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12711
12712         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
12713         last commit.
12714
12715 2011-03-24  Richard Guenther  <rguenther@suse.de>
12716
12717         PR tree-optimization/48271
12718         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
12719         blocks that still exist.
12720
12721 2011-03-24  Richard Guenther  <rguenther@suse.de>
12722
12723         PR tree-optimization/48270
12724         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
12725         not free datarefs before ddrs.
12726
12727 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12728
12729         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
12730         from the address built for a reference with variable offset.
12731
12732 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
12733
12734         PR target/48237
12735         * config/i386/i386.md (*movdf_internal_rex64): Do not split
12736         alternatives that can be handled with movq or movabsq insn.
12737         (*movdf_internal): Disable for !TARGET_64BIT.
12738         (*movdf_internal_nointeger): Ditto.
12739         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
12740
12741 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12742
12743         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
12744         (FUNCTION_ARG_ADVANCE): Likewise.
12745         * tm.texi.in: Change references to them to hook references.
12746         * tm.texi: Regenerate.
12747         * targhooks.c (default_function_arg): Eliminate check for target macro.
12748         (default_function_incoming_arg): Likewise.
12749         (default_function_arg_advance): Likewise.
12750         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
12751         (function_arg_advance): Likewise.
12752         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
12753
12754 2011-03-24  Richard Guenther  <rguenther@suse.de>
12755
12756         PR middle-end/48269
12757         * tree-object-size.c (addr_object_size): Do not double-account
12758         for MEM_REF offsets.
12759
12760 2011-03-24  Diego Novillo  <dnovillo@google.com>
12761
12762         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
12763         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
12764         (lto_input_data_block): Move from lto-opts.c.  Make extern.
12765         Update all users.
12766         (lto_input_string): Rename from input_string.  Make extern.
12767         Update all users.
12768         * lto-streamer-out.c (lto_output_string_with_length): Rename from
12769         output_string_with_length.
12770         Output 0 to indicate a non-NULL string.  Update all callers to
12771         not emit 0.
12772         (lto_output_string): Rename from output_string.  Make extern.
12773         Update all users.
12774         (lto_output_decl_state_streams): Make extern.
12775         (lto_output_decl_state_refs): Make extern.
12776         * lto-streamer.h (lto_input_string): Declare.
12777         (lto_input_data_block): Declare.
12778         (lto_output_string): Declare.
12779         (lto_output_string_with_length): Declare.
12780         (lto_output_decl_state_streams): Declare.
12781         (lto_output_decl_state_refs): Declare.
12782
12783 2011-03-24  Richard Guenther  <rguenther@suse.de>
12784
12785         PR tree-optimization/46562
12786         * tree.c (build_invariant_address): New function.
12787         * tree.h (build_invariant_address): Declare.
12788         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
12789         a renamed function moved ...
12790         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
12791         Take valueization callback parameter.
12792         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
12793         * gimple-fold.h: New file.
12794         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
12795         (ccp_fold, fold_const_aggregate_ref,
12796         fold_ctor_reference, fold_nonarray_ctor_reference,
12797         fold_array_ctor_reference, fold_string_cst_ctor_reference,
12798         get_base_constructor): Move ...
12799         * gimple-fold.c: ... here.
12800         (gimple_fold_stmt_to_constant_1): New function
12801         split out from ccp_fold.  Take a valueization callback parameter.
12802         Valueize all operands.
12803         (gimple_fold_stmt_to_constant): New wrapper function.
12804         (fold_const_aggregate_ref_1): New function split out from
12805         fold_const_aggregate_ref.  Take a valueization callback parameter.
12806         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
12807         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
12808         invariant POINTER_PLUS_EXPRs to invariant form.
12809         (vn_valueize): New function.
12810         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
12811         * tree-vrp.c (vrp_valueize): New function.
12812         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
12813         to fold statements to constants.
12814         * tree-ssa-pre.c (eliminate): Properly guard propagation of
12815         function declarations.
12816         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
12817         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
12818
12819 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12820
12821         * config/h8300/predicates.md (jump_address_operand): Fix register
12822         mode check.
12823
12824 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
12825
12826         * doc/invoke.texi (max-stores-to-sink): Document.
12827         * params.h (MAX_STORES_TO_SINK): Define.
12828         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
12829         if either vectorization or if-conversion is disabled.
12830         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
12831         tree-vect-data-refs.c vect_equal_offsets.
12832         (dr_equal_offsets_p): New function.
12833         (find_data_references_in_bb): Remove static.
12834         * tree-data-ref.h (find_data_references_in_bb): Declare.
12835         (dr_equal_offsets_p): Likewise.
12836         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
12837         (vect_drs_dependent_in_basic_block): Update calls to
12838         vect_equal_offsets.
12839         (vect_check_interleaving): Likewise.
12840         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
12841         (cond_if_else_store_replacement): Rename to...
12842         (cond_if_else_store_replacement_1): ... this.  Change arguments and
12843         documentation.
12844         (cond_if_else_store_replacement): New function.
12845         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
12846         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
12847
12848 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
12849
12850         PR target/46934
12851         * config/arm/arm.md (casesi): Use the gen_int_mode() function
12852         to subtract lower bound instead of GEN_INT().
12853
12854 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
12855
12856         PR other/48179
12857         PR other/48221
12858         PR other/48234
12859         * doc/extend.texi (Alignment): Move section to match order in TOC.
12860         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
12861         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
12862
12863 2011-03-23  Jeff Law  <law@redhat.com>
12864
12865         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
12866         before removing the edge.
12867
12868         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
12869         it may have been freed by redirect_branch_edge or
12870         redirect_edge_succ_nodup.
12871
12872 2011-03-23  Richard Guenther  <rguenther@suse.de>
12873
12874         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
12875         (check_va_list_escapes): Likewise.
12876         (check_all_va_list_escapes): Likewise.
12877
12878 2011-03-23  Richard Guenther  <rguenther@suse.de>
12879
12880         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
12881         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
12882         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
12883         (alias.o): Likewise.
12884         (ipa-type-escape.o): Remove.
12885         (ipa-struct-reorg.o): Likewise.
12886         (GTFILES): Remove ipa-struct-reorg.c.
12887         * alias.c: Do not include ipa-type-escape.h.
12888         * tree-ssa-alias.c: Likewise.
12889         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
12890         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
12891         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
12892         and ipa-type-escape passes.
12893         * tree-pass.h (pass_ipa_type_escape): Remove.
12894         (pass_ipa_struct_reorg): Likewise.
12895         * ipa-struct-reorg.h: Remove.
12896         * ipa-struct-reorg.c: Likewise.
12897         * ipa-type-escape.h: Likewise.
12898         * ipa-type-escape.c: Likewise.
12899         * doc/invoke.texi (-fipa-struct-reorg): Remove.
12900         (--param struct-reorg-cold-struct-ratio): Likewise.
12901         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12902         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12903         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
12904
12905 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12906
12907         * config/s390/2084.md: Enable all insn reservations also for z9_ec
12908         cpu attribute value.
12909         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
12910         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
12911         * config/s390/s390.c (processor_flags_table): New constant array.
12912         (s390_handle_arch_option): Remove.
12913         (s390_handle_option): Remove s390_handle_arch_option invocations
12914         and OPT_mwarn_framesize_ handling.
12915         (s390_option_override): Remove s390_handle_arch_option invocation.
12916         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
12917         warnings.
12918         * config/s390/s390.md (cpu attribute): Add z9_ec value.
12919         * config/s390/s390.opt (s390_tune, s390_arch)
12920         (march=): Replace s390_arch_option enum and values with
12921         processor_type.  Set variable name to s390_arch.  Set
12922         initialization value.
12923         (mtune=): Replace s390_arch_option with processor_type.  Set
12924         variable name to s390_tune.  Set initialization value.
12925
12926 2011-03-23  Julian Brown  <julian@codesourcery.com>
12927
12928         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
12929         accesses which are not naturally aligned.
12930
12931 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12932
12933         PR target/47553
12934         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
12935
12936 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12937
12938         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
12939         parameter from "int" to "enum insn_code".
12940         (expand_operand_type): New enum.
12941         (expand_operand): New structure.
12942         (create_expand_operand): New function.
12943         (create_fixed_operand, create_output_operand): Likewise
12944         (create_input_operand, create_convert_operand_to): Likewise.
12945         (create_convert_operand_from, create_address_operand): Likewise.
12946         (create_integer_operand): Likewise.
12947         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
12948         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12949         (expand_insn, expand_jump_insn): Likewise.
12950         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
12951         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
12952         (expand_movstr, expand_builtin___clear_cache): Likewise.
12953         (expand_builtin_lock_release): Likewise.
12954         * explow.c (allocate_dynamic_stack_space): Likewise.
12955         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
12956         and use the default handling in that case.
12957         * expmed.c (check_predicate_volatile_ok): Delete.
12958         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
12959         (emit_cstore): Likewise.
12960         * expr.c (emit_block_move_via_movmem): Likewise.
12961         (set_storage_via_setmem, expand_assignment): Likewise.
12962         (emit_storent_insn, try_casesi): Likewise.
12963         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
12964         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
12965         (expand_vec_shift_expr, expand_binop_directly): Likewise.
12966         (expand_twoval_unop, expand_twoval_binop): Likewise.
12967         (expand_unop_direct, emit_indirect_jump): Likewise.
12968         (emit_conditional_move, vector_compare_rtx): Likewise.
12969         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
12970         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
12971         (expand_sync_lock_test_and_set): Likewise.
12972         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
12973         (emit_unop_insn): Likewise.
12974         (expand_copysign_absneg): Change icode to an insn_code.
12975         (create_convert_operand_from_type): New function.
12976         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
12977         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12978         (expand_insn, expand_jump_insn): Likewise.
12979         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
12980         than const_int_operand for operand 2.
12981
12982 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12983
12984         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
12985         if possible.
12986
12987 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12988
12989         * emit-rtl.c (emit_pattern_before_noloc): New function.
12990         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
12991         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
12992         (emit_pattern_after_noloc): New function.
12993         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
12994         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
12995
12996 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12997
12998         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
12999         (__ffsDI2): Likewise.
13000
13001 2011-03-22  Richard Henderson  <rth@redhat.com>
13002
13003         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
13004         of !TARGET_ABI_OPEN_VMS.
13005         (alpha_trampoline_init, alpha_start_function): Likewise.
13006         (alpha_expand_epilogue, alpha_file_start): Likewise.
13007         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
13008         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
13009         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
13010         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
13011         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
13012
13013 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13014
13015         * config/s390/s390-opts.h: New.
13016         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
13017         s390_arch_flags, s390_warn_framesize, s390_stack_size,
13018         s390_stack_guard): Remove.
13019         (s390_handle_arch_option): Return void.  Take enum
13020         s390_arch_option value instead of string and searching array.
13021         (s390_handle_option): Don't assert that global structures are in
13022         use.  Access variables via opts pointer.  Use error_at.  Don't use
13023         sscanf for -mstack-guard= or -mstack-size=.  Update call to
13024         s390_handle_arch_option.
13025         (s390_option_override): Update call to s390_handle_arch_option.
13026         (s390_emit_prologue): Use %d format for s390_stack_size in
13027         diagnostic.  Use %wd for HOST_WIDE_INT.
13028         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
13029         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
13030         * config/s390/s390.opt (config/s390/s390-opts.h): New
13031         HeaderInclude entry.
13032         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
13033         s390_arch_flags, s390_warn_framesize): New Variable entries.
13034         (s390_arch_option): New Enum and EnumValue entries.
13035         (march=): Use Enum instead of Var.
13036         (mstack-guard=, mstack-size=): Use UInteger and Var.
13037         (mtune=): Use Enum.
13038
13039 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13040
13041         * config/score/score.c (score_handle_option): Don't assert that
13042         global structures are in use.  Access target_flags via opts
13043         pointer.  Use value of -march= option to determine target_flags
13044         settings.
13045         * config/score/score.opt (march=): Use Enum.
13046         (score_arch): New Enum and EnumValue entries.
13047
13048 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13049
13050         * config/mep/mep.c (option_mtiny_specified): Remove.
13051         (mep_option_override): Move register handling for -mivc2 from
13052         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
13053         instead of option_mtiny_specified.
13054         (mep_handle_option): Access target_flags via opts pointer.  Don't
13055         assert that global structures are in use.  Defer part of -mivc2
13056         handling and move it to mep_option_override.
13057         * config/mep/mep.opt (IVC2): New Mask entry.
13058         (mivc2): Use Var and Defer instead of Mask.
13059
13060 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13061
13062         * config/v850/v850-opts.h: New.
13063         * config/v850/v850.c (small_memory): Replace with
13064         small_memory_physical_max array.  Make that array static const.
13065         (v850_handle_memory_option): Take integer value of argument.  Take
13066         gcc_options pointer, option text and location.  Return void.
13067         Update for changes to small memory structures.
13068         (v850_handle_option): Access target_flags via opts pointer.  Don't
13069         assert that global structures are in use.  Update calls to
13070         v850_handle_memory_option.
13071         (v850_encode_data_area): Update references to small memory settings.
13072         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
13073         (enum small_memory_type): Move to v850-opts.h.
13074         * config/v850/v850.opt (config/v850/v850-opts.h): New
13075         HeaderInclude entry.
13076         (small_memory_max): New Variable entry.
13077         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
13078         (mtda, mzda): Likewise.
13079
13080 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13081
13082         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
13083         pointer.  Don't assert that global structures are in use.
13084
13085 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13086
13087         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
13088         via opts pointer.  Don't assert that global structures are in use.
13089
13090 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13091
13092         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
13093         (munix=93): Use Var.
13094         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
13095         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
13096         * config/pa/pa-opts.h: New.
13097         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
13098         (pa_handle_option): Don't assert that global structures are in
13099         use.  Access target_flags via opts pointer.  Don't handle
13100         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
13101         OPT_munix_98 here.
13102         (pa_option_override): Handle deferred OPT_mfixed_range_.
13103
13104 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13105
13106         * config/mn10300/mn10300-opts.h: New.
13107         * config/mn10300/mn10300.c (mn10300_processor,
13108         mn10300_tune_string): Remove.
13109         (mn10300_handle_option): Don't assert that global structures are
13110         in use.  Access mn10300_processor via opts pointer.  Don't handle
13111         OPT_mtune_ here.
13112         * config/mn10300/mn10300.h (enum processor_type): Move to
13113         mn10300-opts.h.
13114         (mn10300_processor): Remove.
13115         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
13116         HeaderInclude entry.
13117         (mn10300_processor): New Variable entry.
13118         (mtune=): Use Var.
13119
13120 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13121
13122         * config/microblaze/microblaze.c: Don't include opts.h.
13123         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
13124         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
13125         (mno-clearbss): Use Var and Warn.
13126
13127 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13128
13129         * config/m32r/m32r-opts.h: New.
13130         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
13131         (m32r_handle_option): Don't assert that global structures are in
13132         use.  Access target_flags and m32r_cache_flush_func via opts
13133         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
13134         OPT_mno_flush_trap here.
13135         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
13136         include of m32r-opts.h.
13137         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
13138         HeaderInclude entry.
13139         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
13140         (mmodel=): Use Enum and Var.
13141         (m32r_model): New Enum and EnumValue entries.
13142         (mno-flush-trap): Use Var.
13143         (msdata=): Use Enum and Var.
13144         (m32r_sdata): New Enum and EnumValue entries.
13145
13146 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13147
13148         * config/m32c/m32c.c: Don't include opts.h.
13149         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
13150         m32c_handle_option): Remove.
13151         (m32c_option_override): Check global_options_set.x_target_memregs
13152         instead of target_memregs_set.
13153         * config/m32c/m32c.h (target_memregs): Remove.
13154         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
13155         variable.
13156
13157 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13158
13159         * config/iq2000/iq2000-opts.h: New.
13160         * config/iq2000/iq2000.c: Don't include opts.h.
13161         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
13162         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
13163         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
13164         HeaderInclude entry.
13165         (iq2000_tune): New Variable entry.
13166         (march=): Add comment.  Use Enum.
13167         (iq2000_arch): New Enum and EnumValue entries.
13168         (mcpu=): Use Enum and Var.
13169         (iq2000_tune): New Enum and EnumValue entries.
13170
13171 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13172
13173         * config/ia64/ia64-opts.h: New.
13174         * config/ia64/ia64.c (ia64_tune): Remove.
13175         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
13176         here.  Use error_at.
13177         (ia64_option_override): Handle deferred OPT_mfixed_range_.
13178         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
13179         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
13180         HeaderInclude entry.
13181         (ia64_tune): New Variable entry.
13182         (mfixed-range=): Use Defer and Var.
13183         (mtune=): Use Enum and Var.
13184         (ia64_tune): New Enum and EnumValue entries.
13185
13186 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13187
13188         * config/frv/frv-opts.h: New.
13189         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
13190         frv-opts.h.
13191         (frv_cpu_type): Remove.
13192         * config/frv/frv.c: Don't include opts.h.
13193         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
13194         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
13195         (frv_cpu_type): New Variable entry.
13196         (frv_cpu): New Enum and EnumValue entries.
13197
13198 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13199
13200         * config/cris/cris.c (cris_handle_option): Access target_flags via
13201         opts pointer.  Don't assert that global structures are in use.
13202         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
13203         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
13204
13205 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13206
13207         * config/bfin/bfin-opts.h: New.
13208         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
13209         bfin_si_revision, bfin_workarounds): Remove.
13210         (bfin_cpus): Make static const.
13211         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
13212         not bfin_lib_id_given.
13213         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
13214         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
13215         pointer. Use error_at.  Don't assert that global structures are in use.
13216         * config/bfin/bfin.h: Include bfin-opts.h.
13217         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
13218         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
13219         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
13220         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
13221         entries.
13222
13223 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13224
13225         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
13226         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
13227         or -msoft-float here.
13228         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
13229         -msoft-float and -mhard-float.
13230         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
13231         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
13232         msoft-float.
13233         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
13234         -msoft-float.
13235         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
13236         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
13237         not mhard-float.
13238         (LIBGCC_SPEC): Don't handle -msoft-float.
13239         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
13240         -mhard-float.
13241         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
13242         msoft-float.
13243         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
13244         -mfloat-abi=*, not -msoft-float and -mhard-float.
13245         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
13246         -msoft-float.
13247         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
13248         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
13249         mhard-float and msoft-float.
13250         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
13251         mfloat-abi=soft in comments, not mhard-float and msoft-float.
13252         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
13253         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
13254         mhard-float.
13255         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
13256         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
13257         msoft-float.
13258         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
13259         not mhard-float.
13260         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
13261         not msoft-float.
13262
13263 2011-03-22  Richard Henderson  <rth@redhat.com>
13264
13265         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
13266         TARGET_ABI_WINDOWS_NT.
13267         (alpha_output_function_end_prologue): Likewise.
13268         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
13269         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
13270         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
13271         (trap, *movsi_nt_vms): Likewise.
13272         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
13273         (*tablejump_osf_nt_internal): Remove.
13274         * config/alpha/predicates.md (input_operand): Only test Pmode.
13275
13276 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13277
13278         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
13279         via opts pointer.  Use error_at.  Don't assert that global
13280         structures are in use.
13281
13282 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13283
13284         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
13285         (ix86_handle_option): Access ix86_isa_flags and
13286         ix86_isa_flags_explicit via opts pointer.  Don't assert that
13287         global structures are in use.
13288         (ix86_function_specific_save, ix86_function_specific_restore):
13289         Update ix86_isa_flags_explicit field name.
13290         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
13291         (ix86_isa_flags_explicit): Rename TargetSave entry to
13292         x_ix86_isa_flags_explicit.
13293
13294 2011-03-22  Richard Henderson  <rth@redhat.com>
13295
13296         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
13297         (alpha_option_override, direct_return): Likewise.
13298         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
13299         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
13300         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
13301         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13302         (alpha_expand_epilogue, alpha_end_function): Likewise.
13303         (alpha_init_libfuncs): Likewise.
13304         (struct machine_function): Remove unicosmk members.
13305         (print_operand) ['t']: Remove.
13306         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
13307         unicosmk_output_module_name, unicosmk_output_common,
13308         current_section_align, unicosmk_output_text_section_asm_op,
13309         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
13310         unicosmk_section_type_flags, unicosmk_unique_section,
13311         unicosmk_asm_named_section, unicosmk_insert_attributes,
13312         unicosmk_output_align, unicosmk_defer_case_vector,
13313         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
13314         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
13315         unicosmk_output_ssib, unicosmk_add_call_info_word,
13316         unicosmk_extern_head, unicosmk_output_default_externs,
13317         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
13318         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
13319         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
13320         * config/alpha/alpha-protos.h: Update.
13321         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
13322         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
13323         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
13324         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
13325         (*mulsi_se, mulvsi3): Likewise.
13326         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
13327         (*divmodsi_internal, call, call_value, realign): Likewise.
13328         (moddi3, umoddi3): Likewise; remove duplicate expander.
13329         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
13330         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
13331         (*movdi_nofix): Remove r/U alternative.
13332         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
13333         * config/alpha/constraints.md ("U"): Remove.
13334         * config/alpha/predicates.md (call_operand"): Don't test
13335         TARGET_ABI_UNICOSMK.
13336
13337 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13338
13339         * target.def (handle_option): Take gcc_options and
13340         cl_decoded_option pointers and location_t.
13341         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
13342         * doc/tm.texi: Regenerate.
13343         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
13344         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
13345         * lto-opts.c (lto_reissue_options): Generate option structure for
13346         targetm.handle_option call.
13347         * opts.c (target_handle_option): Update call to
13348         targetm.handle_option.  Remove assertions about values now passed
13349         down to hook.
13350         * targhooks.c (default_target_handle_option): New.
13351         * targhooks.h (default_target_handle_option): Declare.
13352         * config/alpha/alpha.c: Include opts.h.
13353         (alpha_handle_option): Update to new hook interface.
13354         * config/arm/arm.c: Include opts.h.
13355         (arm_handle_option): Update to new hook interface.
13356         * config/arm/t-arm (arm.o): Update dependencies.
13357         * config/bfin/bfin.c: Include opts.h.
13358         (bfin_handle_option): Update to new hook interface.
13359         * config/cris/cris.c: Include opts.h.
13360         (cris_handle_option): Update to new hook interface.
13361         * config/frv/frv.c: Include opts.h.
13362         (frv_handle_option): Update to new hook interface.
13363         * config/i386/i386.c: Include opts.h.
13364         (ix86_handle_option): Update to new hook interface.
13365         (ix86_valid_target_attribute_inner_p): Generate option structure
13366         for call to ix86_handle_option.
13367         * config/i386/t-i386 (i386.o): Update dependencies.
13368         * config/ia64/ia64.c: Include opts.h.
13369         (ia64_handle_option): Update to new hook interface.
13370         * config/ia64/t-ia64 (ia64.o): Update dependencies.
13371         * config/iq2000/iq2000.c: Include opts.h.
13372         (iq2000_handle_option): Update to new hook interface.
13373         * config/m32c/m32c.c: Include opts.h.
13374         (m32c_handle_option): Update to new hook interface.
13375         * config/m32r/m32r.c: Include opts.h.
13376         (m32r_handle_option): Update to new hook interface.
13377         * config/m68k/m68k.c: Include opts.h.
13378         (m68k_handle_option): Update to new hook interface.
13379         * config/mep/mep.c: Include opts.h.
13380         (mep_handle_option): Update to new hook interface.
13381         * config/microblaze/microblaze.c: Include opts.h.
13382         (microblaze_handle_option): Update to new hook interface.
13383         * config/mips/mips.c: Include opts.h.
13384         (mips_handle_option): Update to new hook interface.
13385         * config/mn10300/mn10300.c: Include opts.h.
13386         (mn10300_handle_option): Update to new hook interface.
13387         * config/pa/pa.c: Include opts.h.
13388         (pa_handle_option): Update to new hook interface.
13389         * config/pdp11/pdp11.c: Include opts.h.
13390         (pdp11_handle_option): Update to new hook interface.
13391         * config/rs6000/rs6000.c: Include opts.h.
13392         (rs6000_handle_option): Update to new hook interface.
13393         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
13394         * config/rx/rx.c: Include opts.h.
13395         (rx_handle_option): Update to new hook interface.
13396         * config/s390/s390.c: Include opts.h.
13397         (s390_handle_option): Update to new hook interface.
13398         * config/score/score.c: Include opts.h.
13399         (score_handle_option): Update to new hook interface.
13400         * config/sh/sh.c: Include opts.h.
13401         (sh_handle_option): Update to new hook interface.
13402         * config/sparc/sparc.c: Include opts.h.
13403         (sparc_handle_option): Update to new hook interface.
13404         * config/v850/v850.c: Include opts.h.
13405         (v850_handle_option): Update to new hook interface.
13406
13407 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13408
13409         * gcc.c (driver_unknown_option_callback): Only permit and save
13410         unknown -Wno- options.
13411         (driver_wrong_lang_callback): Save options directly instead of via
13412         driver_unknown_option_callback.
13413
13414 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
13415
13416         * combine.c (simplify_set): Try harder to find the best CC mode when
13417         simplifying a nested COMPARE on the RHS.
13418
13419 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
13420
13421         * config/alpha/gnu.h: Remove.
13422         * config/arc: Remove directory.
13423         * config/arm/netbsd.h: Remove.
13424         * config/arm/t-pe: Remove.
13425         * config/crx: Remove directory.
13426         * config/i386/netbsd.h: Remove.
13427         * config/m68hc11: Remove directory.
13428         * config/m68k/uclinux-oldabi.h: Remove.
13429         * config/mcore/mcore-pe.h: Remove.
13430         * config/mcore/t-mcore-pe: Remove.
13431         * config/netbsd-aout.h: Remove.
13432         * config/rs6000/gnu.h: Remove.
13433         * config/sh/sh-symbian.h: Remove.
13434         * config/sh/symbian-base.c: Remove.
13435         * config/sh/symbian-c.c: Remove.
13436         * config/sh/symbian-cxx.c: Remove.
13437         * config/sh/symbian-post.h: Remove.
13438         * config/sh/symbian-pre.h: Remove.
13439         * config/sh/t-symbian: Remove.
13440         * config/svr3.h: Remove.
13441         * config/vax/netbsd.h: Remove.
13442         * config.build: Don't handle i[34567]86-*-pe.
13443         * config.gcc: Remove handling of deprecations for most deprecated
13444         targets.
13445         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
13446         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
13447         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
13448         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
13449         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
13450         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
13451         Remove cases.
13452         * config.host: Don't handle i[34567]86-*-pe.
13453         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
13454         (ASM_SPEC32): Don't handle -mcall-gnu.
13455         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
13456         -mcall-gnu.
13457         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
13458         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
13459         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
13460         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
13461         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
13462         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
13463         conditional on SYMBIAN.
13464         * configure.ac: Don't handle powerpc*-*-gnu*.
13465         * configure: Regenerate.
13466         * doc/extend.texi (interrupt attribute): Don't mention CRX.
13467         * doc/install-old.texi (m6811, m6812): Don't mention.
13468         * doc/install.texi (arc-*-elf*): Don't document multilib option.
13469         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
13470         (m68k-uclinuxoldabi): Don't mention.
13471         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
13472         Remove.
13473         (-mcall-gnu): Remove.
13474         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
13475         families): Remove constraint documentation.
13476
13477 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
13478
13479         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
13480         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
13481         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
13482
13483 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13484
13485         PR target/48226
13486         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
13487         vector when peeking at the next token for vector, don't expand the
13488         keywords.
13489
13490 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
13491
13492         * config/avr/avr-protos.h (expand_epilogue): Change prototype
13493         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
13494         * config/avr/avr.c (init_cumulative_args)
13495         (avr_function_arg_advance): Use it.
13496         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
13497         sibcall epilogues.
13498         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
13499         (avr_function_ok_for_sibcall): ...this new function.
13500         (avr_lookup_function_attribute1): New static Function.
13501         (avr_naked_function_p, interrupt_function_p)
13502         (signal_function_p, avr_OS_task_function_p)
13503         (avr_OS_main_function_p): Use it.
13504         * config/avr/avr.md ("sibcall", "sibcall_value")
13505         ("sibcall_epilogue"): New expander.
13506         ("*call_insn", "*call_value_insn"): New insn.
13507         ("call_insn", "call_value_insn"): Remove
13508         ("call", "call_value", "epilogue"): Change expander to handle
13509         sibling calls.
13510
13511 2011-03-21  Nick Clifton  <nickc@redhat.com>
13512
13513         * doc/invoke.texi (Overall Options): Move closing brace to end of
13514         options list.
13515         (Optimization Options): Add missing @gol.
13516         (Directory Options): Likewise.
13517         (i386 and x86-64 Options): Likewise.
13518         (RS6000 and PowerPC Options): Likewise.
13519         (i386 and x86-64 Windows Options): Likewise.
13520         (V850 Options): Add text missing from descriptions.
13521
13522 2011-03-22  Richard Henderson  <rth@redhat.com>
13523
13524         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
13525         (avr_incoming_return_addr_rtx): New.
13526         (emit_push_byte): New.
13527         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
13528         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
13529         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
13530         (emit_pop_byte): New.
13531         (expand_epilogue): Use it.  Pop frame pointer by bytes.
13532         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
13533         (INCOMING_RETURN_ADDR_RTX): New.
13534         (INCOMING_FRAME_SP_OFFSET): New.
13535         (ARG_POINTER_CFA_OFFSET): New.
13536         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
13537         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
13538         (pophi): Remove.
13539
13540         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
13541
13542 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
13543
13544         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
13545         (FUNCTION_ARG_ADVANCE): Likewise.
13546         * tm.texi.in: Change references to them to hook references.
13547         * tm.texi: Regenerate.
13548         * targhooks.c (default_function_arg): Eliminate check for target
13549         macro.
13550         (default_function_incoming_arg): Likewise.
13551         (default_function_arg_advance): Likewise.
13552         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
13553         (function_arg_advance): Likewise.
13554         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
13555
13556 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
13557
13558         * tree.c (build_call_1): New function.
13559         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
13560
13561 2011-03-22  Richard Guenther  <rguenther@suse.de>
13562
13563         PR tree-optimization/48228
13564         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
13565         for single-arg PHIs.
13566
13567 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
13568
13569         PR rtl-optimization/48143
13570         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
13571         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
13572         sse2_cvtps2pd): Likewise.
13573
13574 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13575
13576         * recog.c (canonicalize_change_group): Use validate_unshare_change.
13577
13578 2011-03-22  Richard Guenther  <rguenther@suse.de>
13579
13580         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
13581         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
13582         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
13583         and REALIGN_LOAD_EXPR.
13584         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
13585         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
13586         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
13587         DOT_PROD_EXPR case ...
13588         (expand_expr_real_2): ... here.
13589         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
13590         and REALIGN_LOAD_EXPR.
13591         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
13592         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
13593         (vect_create_epilog_for_reduction): Likewise.
13594         (vectorizable_reduction): Likewise.
13595         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
13596         * tree-vect-stmts.c (vectorizable_load): Likewise.
13597
13598 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
13599
13600         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
13601
13602 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13603
13604         * config/s390/s390.c (s390_delegitimize_address): Fix offset
13605         handling for PLTOFF/GOTOFF.
13606
13607 2011-03-22  Nick Clifton  <nickc@redhat.com>
13608
13609         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
13610         trailing backslash from the end of the macro definition.
13611
13612 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13613
13614         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
13615         and PLT unspecs.
13616
13617 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
13618
13619         * expr.h (prepare_operand): Move to...
13620         * optabs.h (prepare_operand): ...here and change the insn code
13621         parameter from "int" to "enum insn_code".
13622         (insn_operand_matches): Declare.
13623         * expr.c (init_expr_target): Use insn_operand_matches.
13624         (compress_float_constant): Likewise.
13625         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
13626         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
13627         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
13628         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
13629         Likewise.
13630         (gen_cond_trap): Likewise.
13631         (prepare_operand): Likewise.  Change icode to an insn_code.
13632         (insn_operand_matches): New function.
13633         * reload.c (find_reloads_address_1): Use insn_operand_matches.
13634         * reload1.c (gen_reload): Likewise.
13635         * targhooks.c (default_secondary_reload): Likewise.
13636
13637 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
13638
13639         * config/alpha/alpha.md (unspec): New define_c_enum.
13640         (unspecv): Ditto.
13641
13642 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
13643
13644         PR debug/48214
13645         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
13646         between a call and its CALL_ARG_LOCATION note.
13647
13648 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
13649
13650         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
13651
13652 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
13653
13654         PR c/42544
13655         PR c/48197
13656         * c-common.c (shorten_compare): If primopN is first sign-extended
13657         to opN and then zero-extended to result type, set primopN to opN.
13658
13659 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
13660
13661         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
13662         for barrier handlers.
13663
13664 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13665
13666         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
13667         UNSPEC constants to be in the unspec enumeration, and redefine
13668         all UNSPECV constants to be in the unspecv enumeration, so that
13669         dumps print which unspec/unspec_volatile this is.
13670         * config/rs6000/vector.md (UNSPEC_*): Ditto.
13671         * config/rs6000/paired.md (UNSPEC_*): Ditto.
13672         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
13673         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
13674         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
13675
13676         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
13677         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
13678         UNSPECV_LWSYNC, since these are used as unspec_volatile.
13679         * config/rs6000/sync.md (isync, lwsync): Ditto.
13680
13681 2011-03-21  Richard Guenther  <rguenther@suse.de>
13682
13683         * params.def (lto-min-partition): Fix typo.
13684
13685 2011-03-21  Richard Guenther  <rguenther@suse.de>
13686
13687         PR c/47939
13688         * c-decl.c (grokdeclarator): Drop to the main variant only
13689         for array types.  Drop flag_gen_aux_info check.
13690
13691 2011-03-21  Richard Guenther  <rguenther@suse.de>
13692
13693         PR translation/47911
13694         * params.def (lto-partitions): Fix typo.
13695         (lto-min-partition): Fix wording.
13696
13697 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
13698
13699         * config/rs6000/t-freebsd: Remove duplication from file.
13700
13701 2011-03-21  Richard Guenther  <rguenther@suse.de>
13702
13703         PR middle-end/47661
13704         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
13705
13706 2011-03-21  Richard Guenther  <rguenther@suse.de>
13707
13708         PR lto/48210
13709         * params.def (lto-partitions): Require at least 1 partition.
13710
13711 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13712
13713         * gthr-solaris.h: Remove.
13714         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
13715         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
13716         (LIB_SPEC): Likewise.
13717         * config/sol2.opt (threads): Remove.
13718         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
13719         (sparc*-*-solaris2*): Likewise.
13720         * configure.ac (enable_threads): Enable solaris support.
13721         * configure: Regenerate.
13722         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
13723         * doc/install.texi (Configuration, --enable-threads=lib): Remove
13724         solaris.
13725
13726 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13727
13728         * config.gcc: Obsolete *-*-solaris2.8*.
13729         * doc/install.texi (Specific, *-*-solaris2*): Document it.
13730
13731 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13732
13733         PR bootstrap/48135
13734         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
13735         reference.  Solaris 8 perl works.
13736
13737 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13738
13739         PR bootstrap/48135
13740         * doc/install.texi (Prerequisites): Move jar etc. up.
13741         Explain support library version requirements.
13742
13743 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13744
13745         PR bootstrap/48135
13746         * doc/install.texi (Prerequisites): Move Perl to build
13747         requirements.  Always necessary on Solaris 2 with Sun ld.
13748
13749 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13750
13751         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
13752         binutils 2.21.
13753         (Specific, i?86-*-solaris2.[89]): Likewise.
13754         (Specific, i?86-*-solaris2.10): Likewise.
13755         (Specific, mips-sgi-irix6): Likewise.
13756         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
13757         Update for binutils 2.21.
13758
13759 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13760
13761         * configure.ac (gcc_cv_lto_plugin): Fix typo.
13762         Allow -fuse-linker-plugin for non-default plugin linker.
13763         * configure: Regenerate.
13764
13765 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
13766
13767         PR bootstrap/48167
13768         * gengtype.c (files_rules): Added rule for cp/parser.h.
13769
13770 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
13771
13772         PR target/48213
13773         * config/s390/s390.c (s390_delegitimize_address): Don't call
13774         lowpart_subreg if orig_x has BLKmode.
13775
13776 2011-03-21  Kai Tietz  <ktietz@redhat.com>
13777
13778         PR target/12171
13779         * doc/plugins.texi: Adjust documentation for plugin register_callback.
13780         * tree.h (attribute_spec): Add new member affects_type_identity.
13781         * attribs.c (empty_attribute_table): Adjust attribute_spec
13782         initializers.
13783         * config/alpha/alpha.c: Likewise.
13784         * config/arc/arc.c: Likewise.
13785         * config/arm/arm.c: Likewise.
13786         * config/avr/avr.c: Likewise.
13787         * config/bfin/bfin.c: Likewise.
13788         * config/crx/crx.c: Likewise.
13789         * config/darwin.h: Likewise.
13790         * config/h8300/h8300.c: Likewise.
13791         * config/i386/cygming.h: Likewise.
13792         * config/i386/i386.c: Likewise.
13793         * config/ia64/ia64.c: Likewise.
13794         * config/m32c/m32c.c: Likewise.
13795         * config/m32r/m32r.c: Likewise.
13796         * config/m68hc11/m68hc11.c: Likewise.
13797         * config/m68k/m68k.c: Likewise.
13798         * config/mcore/mcore.c: Likewise.
13799         * config/mep/mep.c: Likewise.
13800         * config/microblaze/microblaze.c: Likewise.
13801         * config/mips/mips.c: Likewise.
13802         * config/rs6000/rs6000.c: Likewise.
13803         * config/rx/rx.c: Likewise.
13804         * config/sh/sh.c: Likewise.
13805         * config/sol2.h: Likewise.
13806         * config/sparc/sparc.c: Likewise.
13807         * config/spu/spu.c: Likewise.
13808         * config/stormy16/stormy16.c: Likewise.
13809         * config/v850/v850.c: Likewise.
13810
13811 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
13812
13813         * simplify-rtx.c (simplify_binary_operation_1): Handle
13814         (xor (and A B) C) case when B and C are both constants.
13815
13816 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
13817
13818         * tree-dfa.c (add_referenced_var): Fix typo in comment.
13819
13820 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
13821
13822         PR bootstrap/48168
13823         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
13824
13825 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
13826
13827         PR rtl-optimization/48156
13828         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
13829         assume df and df_lr are not NULL.
13830
13831 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13832
13833         PR debug/48023
13834         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
13835         between a call and its CALL_ARG_LOCATION note.
13836
13837 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
13838
13839         PR debug/48178
13840         * config/sh/sh.c (find_barrier): Don't emit a constant pool
13841         between a call and its corresponding CALL_ARG_LOCATION note.
13842
13843 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
13844
13845         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
13846         instead of loop. Use HARD_REGISTER_NUM_P predicate.
13847         * haifa-sched.c (setup_ref_regs): Ditto.
13848         * caller-save.c (add_used_regs_1): Ditto.
13849         * dse.c (look_for_hardregs): Ditto.
13850         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
13851         * sched-rgn.c (check_live_1): Ditto.
13852
13853 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13854
13855         * c-decl.c (diagnose_mismatched_decls): Give an error for
13856         redefining a typedef with variably modified type.
13857
13858 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13859
13860         * c-decl.c (grokfield): Don't allow typedefs for structures or
13861         unions with no tag by default.
13862         * doc/extend.texi (Unnamed Fields): Update.
13863
13864 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
13865
13866         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13867         Rewrite using indirect functions.
13868         (lwp_slwpcb): Ditto.
13869         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
13870         (avx_vinsertf128<mode>): Ditto.
13871
13872 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13873
13874         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
13875         unspecs.
13876
13877 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13878
13879         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
13880         splitting between a call and its corresponding CALL_ARG_LOCATION note.
13881
13882 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
13883
13884         PR rtl-optimization/48170
13885         * gcse.c (hoist_code): Remove bogus asserts.
13886
13887 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
13888
13889         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
13890         computation for prologue/epilogue.
13891
13892 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13893
13894         * Makefile.in (check-consistency): Remove.
13895
13896 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
13897
13898         PR debug/48176
13899         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
13900         arange_table_in_use is 0, but either text_section_used or
13901         cold_text_section_used is true.  Don't call it if
13902         !info_section_emitted.
13903
13904 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
13905
13906         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
13907         FUNCTION_VALUE_REGNO_P): Remove.
13908         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
13909         Remove.
13910         * config/avr/avr.c (avr_ret_register): Make static inline.
13911         (avr_function_value_regno_p): New function.
13912         (avr_libcall_value): Make static. Add 'func' argument.
13913         (avr_function_value): Make static. Rename 'func' argument to
13914         'fn_decl_or_type', forward it to avr_libcall_value. Call
13915         avr_ret_register function instead of RET_REGISTER macro.
13916         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13917
13918 2011-03-18  Jason Merrill  <jason@redhat.com>
13919
13920         PR c++/23372
13921         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
13922
13923 2011-03-18  Richard Guenther  <rguenther@suse.de>
13924
13925         * doc/install.texi (--enable-gold): Remove.
13926         (--with-plugin-ld): Document.
13927         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
13928
13929 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
13930
13931         PR middle-end/47790
13932         * expr.c (optimize_bitfield_assignment_op): Revamp to work
13933         again after expansion changes.
13934
13935 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
13936
13937         * combine.c (try_combine): Do simplification only call of
13938         subst() on i2 even when i1 is present. Update comments.
13939
13940 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
13941
13942         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
13943         and UNSPEC_PCREL_SYMOFF.
13944
13945 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13946
13947         * config/s390/s390.md: Use define_c_enum for the unspec constant
13948         definitions.
13949
13950 2011-03-18  Richard Henderson  <rth@redhat.com>
13951             Jakub Jelinek  <jakub@redhat.com>
13952
13953         PR bootstrap/48161
13954         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
13955         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
13956
13957 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13958
13959         PR middle-end/47725
13960         * combine.c (cant_combine_insn_p): Don't check zero/sign
13961         extended hard registers.
13962
13963 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13964
13965         PR middle-end/47725
13966         * combine.c (cant_combine_insn_p): Check zero/sign extended
13967         hard registers.
13968
13969 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
13970
13971         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13972         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
13973         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
13974         Change return type to bool.
13975         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13976
13977 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13978
13979         PR debug/48163
13980         * var-tracking.c (prepare_call_arguments): If CALL target
13981         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
13982         pc instead of looking it up using cselib_lookup and use
13983         Pmode for it if x has VOIDmode.
13984         * dwarf2out.c (gen_subprogram_die): If also both first and
13985         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
13986
13987         PR debug/48163
13988         * function.c (assign_parms): For data.passed_pointer parms
13989         use MEM of data.entry_parm instead of data.entry_parm itself
13990         as DECL_INCOMING_RTL.
13991         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
13992         also when passed and declared mode is the same, DECL_RTL
13993         is a MEM with pseudo as address and DECL_INCOMING_RTL is
13994         a MEM too.
13995
13996 2011-03-16  Jeff Law  <law@redhat.com>
13997
13998         PR rtl-optimization/37273
13999         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14000         handle them like argument loads from stack slots.  Do not double
14001         count memory for memory constants and argument loads from stack slots.
14002
14003 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
14004
14005         PR debug/48160
14006         * var-tracking.c (prepare_call_arguments): Check SUBREG.
14007
14008 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
14009
14010         PR target/48171
14011         * config/i386/i386.opt: Add Save to -mavx and -mfma.
14012
14013 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
14014
14015         PR bootstrap/48153
14016         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
14017         if dwarf_strict.
14018         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
14019         Clear call_arg_locations and call_arg_loc_last always.
14020
14021         PR middle-end/48152
14022         * var-tracking.c (prepare_call_arguments): If argument needs to be
14023         passed by reference, adjust argtype and mode.
14024
14025 2011-03-17  Richard Guenther  <rguenther@suse.de>
14026
14027         PR middle-end/48134
14028         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
14029         a value make sure to fold the statement.
14030
14031 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
14032
14033         PR target/43872
14034         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
14035         return condition with !cfun->calls_alloca.
14036
14037 2011-03-17  Richard Guenther  <rguenther@suse.de>
14038
14039         PR bootstrap/48148
14040         * lto-cgraph.c (input_overwrite_node): Clear the abstract
14041         origin for decls in other ltrans units.
14042         (input_varpool_node): Likewise.
14043
14044 2011-03-17  Richard Guenther  <rguenther@suse.de>
14045
14046         PR middle-end/48165
14047         * tree-object-size.c (compute_object_offset): Properly return
14048         the offset operand of MEM_REFs as sizetype.
14049
14050 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
14051
14052         PR rtl-optimization/48141
14053         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
14054         * dse.c: Include params.h.
14055         (active_local_stores_len): New variable.
14056         (add_wild_read, dse_step1): Clear it when setting active_local_stores
14057         to NULL.
14058         (record_store, check_mem_read_rtx): Decrease it when removing
14059         from the chain.
14060         (scan_insn): Likewise.  Increase it when adding to chain, if it
14061         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
14062         set active_local_stores to NULL before the addition.
14063         * Makefile.in (dse.o): Depend on $(PARAMS_H).
14064
14065         PR rtl-optimization/48141
14066         * dse.c (record_store): If no positions are needed in an insn
14067         that cannot be deleted, at least unchain it from active_local_stores.
14068
14069 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
14070
14071         PR debug/47510
14072         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
14073         (lookup_type_die_strip_naming_typedef): ... here.
14074         (get_context_die): Use it.
14075         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
14076         the anonymous struct named by the naming typedef.
14077
14078 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
14079
14080         PR target/48154
14081         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
14082         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
14083
14084 2011-03-16  Jeff Law  <law@redhat.com>
14085
14086         * tree-vrp.c (identify_jump_threads): Slightly simplify type
14087         check for operands of conditional.  Allow type to be a pointer.
14088
14089 2011-03-16  Richard Guenther  <rguenther@suse.de>
14090
14091         PR tree-optimization/48149
14092         * fold-const.c (fold_binary_loc): Fold
14093         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
14094
14095 2011-03-16  Richard Guenther  <rguenther@suse.de>
14096
14097         PR tree-optimization/26134
14098         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
14099         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
14100         (non_rewritable_mem_ref_base): Handle complex type component
14101         accesses, constrain offsets for vector and complex extracts
14102         more properly.
14103
14104 2011-03-16  Richard Guenther  <rguenther@suse.de>
14105
14106         PR tree-optimization/48146
14107         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
14108         operands avoiding the need for renaming.
14109
14110 2011-03-16  Richard Guenther  <rguenther@suse.de>
14111
14112         * gimple-fold.c (maybe_fold_reference): Open-code relevant
14113         constant folding.  Move MEM_REF canonicalization first.
14114         Rely on fold_const_aggregate_ref for initializer folding.
14115         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
14116
14117 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
14118
14119         PR middle-end/48136
14120         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
14121         arg0/arg1 or their arguments are always fold converted to matching
14122         types.
14123
14124         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
14125         to nargs.
14126
14127 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14128
14129         PR lto/46944
14130         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
14131         Handle in-tree gold.
14132         (ld_vers): Extract binutils version for gold.
14133         (gcc_cv_ld_hidden): Handle gold here.
14134         (gcc_cv_lto_plugin): Determine level of linker plugin support.
14135         * configure: Regenerate.
14136         * config.in: Regenerate.
14137         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
14138         -fuse-linker-plugin otherwise.
14139         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
14140         (LINK_COMMAND_SPEC): Use it.
14141         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
14142
14143 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
14144
14145         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
14146         * calls.c: Remove debug.h include.
14147         (emit_call_1): Don't call virtual_call_token debug hook.
14148         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
14149         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
14150         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
14151         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
14152         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
14153         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
14154         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
14155         dwarf2out_virtual_call): Remove.
14156         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
14157         copy_call_info and virtual_call hooks.
14158         (dwarf2out_init): Don't initialize vcall_insn_table,
14159         debug_dcall_section and debug_vcall_section.
14160         (prune_unused_types): Don't mark nodes from dcall_table.
14161         (dwarf2out_finish): Don't output dcall or vcall tables.
14162         * final.c (final_scan_insn): Don't call direct_call or
14163         virtual_call debug hooks.
14164         * debug.h (struct gcc_debug_hooks): Remove direct_call,
14165         virtual_call_token, copy_call_info and virtual_call hooks.
14166         (debug_nothing_uid): Remove prototype.
14167         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
14168         copy_call_info and virtual_call hooks.
14169         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
14170         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
14171         * debug.c (do_nothing_debug_hooks): Likewise.
14172         (debug_nothing_uid): Remove.
14173         * doc/invoke.texi (-fenable-icf-debug): Remove.
14174         * common.opt (-fenable-icf-debug): Likewise.
14175
14176         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
14177         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
14178         call's MEM.  Handle functions returning aggregate through a hidden
14179         first pointer.  For virtual calls add clobbered pc to call arguments
14180         chain.
14181         * dwarf2out.c (gen_subprogram_die): Emit
14182         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
14183         can't be emitted.
14184
14185         PR debug/45882
14186         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
14187         * rtl.h (ENTRY_VALUE_EXP): Define.
14188         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
14189         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
14190         * print-rtl.c (print_rtx): Likewise.
14191         * gengtype.c (adjust_field_rtx_def): Likewise.
14192         * var-tracking.c (vt_add_function_parameter): Adjust
14193         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
14194         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
14195         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
14196         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
14197         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
14198
14199         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
14200         Call var_location debug hook even on CALL_INSNs.
14201         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
14202         * rtl.def (ENTRY_VALUE): New.
14203         * dwarf2out.c: Include cfglayout.h.
14204         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
14205         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
14206         (struct call_arg_loc_node): New type.
14207         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
14208         tail_call_site_count): New variables.
14209         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
14210         DW_TAG_GNU_call_site_parameter.
14211         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
14212         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
14213         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
14214         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
14215         and DW_AT_GNU_all_source_call_sites.
14216         (mem_loc_descriptor): Handle ENTRY_VALUE.
14217         (add_src_coords_attributes): Don't add enything if
14218         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
14219         (dwarf2out_abstract_function): Save and clear call_arg_location,
14220         call_site_count and tail_call_site_count around dwarf2out_decl call.
14221         (gen_call_site_die): New function.
14222         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
14223         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
14224         (dwarf2out_function_decl): Clear call_arg_locations,
14225         call_arg_loc_last, set call_site_count and tail_call_site_count
14226         to -1 and free block_map.
14227         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
14228         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
14229         followed by any real instructions.
14230         (dwarf2out_begin_function): Set call_site_count and
14231         tail_call_site_count to 0.
14232         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
14233         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
14234         attempt to force a DIE for it and worst case remove the attribute.
14235         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
14236         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
14237         the decl itself.
14238         * var-tracking.c: Include tm_p.h.
14239         (vt_stack_adjustments): For calls call note_register_arguments.
14240         (argument_reg_set): New variable.
14241         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
14242         ensure the VALUE is resolved.
14243         (call_arguments): New variable.
14244         (prepare_call_arguments): New function.
14245         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
14246         (struct expand_loc_callback_data): Add ignore_cur_loc field.
14247         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
14248         always use the best expression.
14249         (vt_expand_loc): Add ignore_cur_loc argument.
14250         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
14251         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
14252         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
14253         note for all calls.
14254         (vt_add_function_parameter): Use cselib_lookup_from_insn.
14255         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
14256         argument.  Don't call cselib_preserve_only_values and
14257         cselib_reset_table.
14258         (note_register_arguments): New function.
14259         (vt_initialize): Compute argument_reg_set.  Call
14260         vt_add_function_parameters before processing basic blocks instead of
14261         afterwards.  For calls call prepare_call_arguments before calling
14262         cselib_process_insn.
14263         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
14264         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
14265         (var-tracking.o): Depend on $(TM_P_H).
14266         * cfglayout.h (insn_scope): New prototype.
14267         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
14268         * cfglayout.c (insn_scope): No longer static.
14269         * insn-notes.def (CALL_ARG_LOCATION): New.
14270         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
14271         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
14272         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
14273         nothing for DECL_EXTERNAL BLOCK_VARS.
14274
14275 2011-03-16  Alan Modra  <amodra@gmail.com>
14276
14277         PR target/45844
14278         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
14279         create invalid offset address for vsx splat insn.
14280         * config/rs6000/predicates.md (splat_input_operand): New.
14281         * config/rs6000/vsx.md (vsx_splat_*): Use it.
14282
14283 2011-03-15  Xinliang David Li  <davidxl@google.com>
14284
14285         PR c/47837
14286         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
14287         (normalize_preds): New function.
14288         (is_use_properly_guarded): Normalize def predicates.
14289
14290 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
14291
14292         PR target/46788
14293         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
14294         in the output template.
14295
14296 2011-03-15  Richard Guenther  <rguenther@suse.de>
14297
14298         PR middle-end/47650
14299         * tree-pretty-print.c (dump_function_declaration): Properly
14300         dump unprototyped and varargs function types.
14301
14302 2011-03-15  Richard Guenther  <rguenther@suse.de>
14303
14304         PR tree-optimization/13954
14305         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
14306         and friends.
14307
14308 2011-03-15  Richard Guenther  <rguenther@suse.de>
14309
14310         PR tree-optimization/48037
14311         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
14312         selects into BIT_FIELD_REFs.
14313         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
14314         vector select.
14315
14316 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
14317
14318         PR tree-optimization/48129
14319         * builtins.c (fold_builtin_snprintf): Convert to type of
14320         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
14321         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
14322
14323 2011-03-15  Richard Guenther  <rguenther@suse.de>
14324
14325         PR tree-optimization/41490
14326         * tree-ssa-dce.c (propagate_necessity): Handle returns without
14327         value but with VUSE.
14328         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
14329         return statements.
14330         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
14331         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
14332         * tree-tailcall.c (find_tail_calls): Ignore returns.
14333
14334 2011-03-15  Richard Guenther  <rguenther@suse.de>
14335
14336         PR middle-end/48031
14337         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
14338         or variable-indexed array accesses when in gimple form.
14339
14340 2011-03-15  Richard Guenther  <rguenther@suse.de>
14341
14342         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
14343
14344 2011-03-15  Alan Modra  <amodra@gmail.com>
14345
14346         PR target/48032
14347         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
14348         presume symbol_refs without a symbol_ref_decl are suitably
14349         aligned, nor other trees we may see here.  Handle anchor symbols.
14350         (legitimate_constant_pool_address_p): Comment.  Add mode param.
14351         Check cmodel=medium addresses.  Adjust all calls.
14352         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
14353         creating cmodel=medium optimized access to locals.
14354         * config/rs6000/constraints.md (R): Pass QImode to
14355         legitimate_constant_pool_address_p.
14356         * config/rs6000/predicates.md (input_operand): Pass mode to
14357         legitimate_constant_pool_address_p.
14358         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
14359         Update prototype.
14360
14361 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
14362
14363         PR target/48053
14364         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
14365         64-bit constants being loaded into registers other than GPRs such
14366         as loading 0 into a VSX register.
14367
14368 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14369
14370         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
14371
14372 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
14373
14374         PR middle-end/47917
14375         * builtins.c (fold_builtin_snprintf): New function.
14376         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
14377         (fold_builtin_4): Likewise.
14378
14379         PR middle-end/38878
14380         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
14381         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
14382         and C - X == X also strip nops from +/-/p+ operand.
14383         When optimizing -X == C, fold C to arg0's type.
14384
14385         PR debug/47946
14386         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
14387         emit it as add_AT_int instead of add_AT_unsigned.
14388
14389 2011-03-14  Tom Tromey  <tromey@redhat.com>
14390
14391         * unwind-dw2.c: Include sys/sdt.h if it exists.
14392         (_Unwind_DebugHook): Use STAP_PROBE2.
14393         * config.in, configure: Rebuild.
14394         * configure.ac: Check for sys/sdt.h.
14395
14396 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
14397
14398         * config/i386/i386.md (ROUND_FLOOR): New constant.
14399         (ROUND_CEIL): Ditto.
14400         (ROUND_TRUNC): Ditto.
14401         (ROUND_MXCSR): Ditto.
14402         (ROUND_NO_EXC): Ditto.
14403         (rint<mode>2): Use new defines instead of numerical constants.
14404         (floor<mode>2): Ditto.
14405         (ceil<mode>2): Ditto.
14406         (btrunc<mode>2): Ditto.
14407         * config/i386/i386-builtin-types.def: Define ROUND function type
14408         aliases.
14409         * config/i386/i386.c (enum ix86_builtins): Add
14410         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
14411         (struct builtin_description): Add
14412         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
14413         (ix86_expand_sse_round): New static function.
14414         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
14415         function types.
14416         (ix86_builtin_vectorized_function): Handle
14417         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
14418
14419 2011-03-14  Tom Tromey  <tromey@redhat.com>
14420
14421         * c-parser.c (c_parser_asm_string_literal): Clear
14422         warn_overlength_strings.
14423
14424 2011-03-14  Tom Tromey  <tromey@redhat.com>
14425
14426         * c-parser.c (disable_extension_diagnostics): Save
14427         warn_overlength_strings.
14428         (restore_extension_diagnostics): Restore warn_overlength_strings.
14429
14430 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
14431
14432         * BASE-VER: Change to 4.7.0.
14433
14434 2011-03-14  Richard Guenther  <rguenther@suse.de>
14435
14436         PR middle-end/48098
14437         * tree.c (build_vector_from_val): Adjust assert to requirements
14438         and reality.
14439
14440 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
14441
14442         PR bootstrap/48102
14443         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
14444
14445 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
14446
14447         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
14448         terms of target_flags_explicit. Adjust copyright year.
14449
14450         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
14451         * config/rs6000/t-freebsd: New file. Add override for
14452         LIB2FUNCS_EXTRA.
14453
14454 2011-03-13  Chris Demetriou  <cgd@google.com>
14455
14456         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
14457         (-fno-diagnostics-show-option): this, to reflect current default.
14458         (-Werror=): Update text about -fno-diagnostics-show-option.
14459
14460 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
14461
14462         PR target/48053
14463         * config/rs6000/predicates.md (easy_vector_constant_add_self,
14464         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
14465         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
14466         mode is not V2DImode or V2DFmode.
14467         (vspltis_constant): Do not handle V2DImode and V2DFmode.
14468         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
14469         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
14470         registers to 0.
14471         (movdi_internal64): Likewise.
14472
14473 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
14474
14475         PR tree-optimization/47127
14476         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
14477         parameter.
14478         (set_cloog_options): Same.
14479         (scop_to_clast): Same.
14480         (print_clast_stmt): Do not call cloog_state_malloc and
14481         cloog_state_free.
14482         (print_generated_program): Same.
14483         (gloog): Same.
14484         * graphite-clast-to-gimple.h (cloog_state): Declared.
14485         (scop_to_clast): Adjust declaration.
14486         * graphite.c (cloog_state): Defined here.
14487         (graphite_initialize): Call cloog_state_malloc.
14488         (graphite_finalize): Call cloog_state_free.
14489
14490 2011-03-11  Jason Merrill  <jason@redhat.com>
14491
14492         * attribs.c (lookup_attribute_spec): Take const_tree.
14493         * tree.h: Adjust.
14494
14495 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
14496
14497         * config/sparc/sparc.c (sparc_option_override): Use
14498         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
14499
14500 2011-03-11  Richard Guenther  <rguenther@suse.de>
14501
14502         PR tree-optimization/48067
14503         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
14504         multiplication result will be only used once on the target
14505         stmt.
14506
14507 2011-03-11  Richard Guenther  <rguenther@suse.de>
14508
14509         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
14510
14511 2011-03-11  Richard Guenther  <rguenther@suse.de>
14512
14513         PR lto/48073
14514         * tree.c (find_decls_types_r): Do not walk types only reachable
14515         from IDENTIFIER_NODEs.
14516
14517 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
14518
14519         PR middle-end/48044
14520         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
14521         all vnode->force_output nodes as needed.
14522
14523 2011-03-11  Jason Merrill  <jason@redhat.com>
14524
14525         PR c++/48069
14526         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
14527         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
14528
14529 2011-03-11  Martin Jambor  <mjambor@suse.cz>
14530
14531         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
14532         cgraph_node.
14533
14534 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
14535
14536         PR tree-optimization/48063
14537         * ipa-inline.c (cgraph_decide_inlining): Don't try to
14538         inline functions called once if !tree_can_inline_p (node->callers).
14539
14540 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
14541
14542         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
14543         extra_objs.
14544         * config/score/score3.c: Delete.
14545         * config/score/score3.h: Delete.
14546         * config/score/mul-div.S: Delete.
14547         * config/score/sfp-machine.h: Add new file.
14548         * config/score/constraints.md: Add new file.
14549         * config/score/t-score-softfp: Add new file.
14550         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
14551         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
14552         (score7_extra_constraint): Delete.
14553         (score7_option_override): Remove unused code.
14554         * config/score/score.c: Remove score3 and score5 define and code.
14555         * config/score/score.h: Remove score3 and score5 define and code.
14556         * config/score/score.md: Remove score3 template and unusual insn.
14557         * config/score/score.opt: Remove score3 and score5 options.
14558
14559 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14560
14561         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
14562         when _HPUX_SOURCE is defined.
14563         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
14564
14565 2011-03-10  Jason Merrill  <jason@redhat.com>
14566
14567         PR c++/48029
14568         * stor-layout.c (layout_type): Don't set structural equality
14569         on arrays of incomplete type.
14570         * tree.c (type_hash_eq): Handle comparing them properly.
14571
14572 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
14573
14574         PR debug/48043
14575         * config/s390/s390.c (s390_delegitimize_address): Make sure the
14576         result mode matches original rtl mode.
14577
14578 2011-03-10  Nick Clifton  <nickc@redhat.com>
14579
14580         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
14581         (andsi3, andsi3_flags): Fix timings for three operand alternative.
14582
14583 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
14584
14585         PR rtl-optimization/47866
14586         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
14587         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
14588         if target wasn't scalar.
14589         * function.c (assign_stack_temp_for_type): Assert that neither
14590         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
14591         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
14592         macro.
14593         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
14594
14595 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14596
14597         * config/s390/s390-protos.h (s390_label_align): New prototype.
14598         * config/s390/s390.c (s390_label_align): New function.
14599         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
14600
14601 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
14602
14603         PR target/47755
14604         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
14605         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
14606         (output_vec_const_move): Ditto.
14607
14608 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
14609
14610         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
14611         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
14612         * config/mips/mips.c (mips_preferred_reload_class): Make static.
14613         Change 'rclass' argument and result type to reg_class_t.
14614         (TARGET_PREFERRED_RELOAD_CLASS): Define.
14615
14616 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
14617
14618         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14619         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
14620         (TARGET_MEMORY_MOVE_COST): Define.
14621         (avr_register_move_cost, avr_memory_move_cost): New Functions.
14622
14623 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
14624
14625         PR debug/47881
14626         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
14627         removed anything.
14628
14629         PR tree-optimization/48022
14630         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
14631         for EQ/NE_EXPR.
14632
14633 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
14634
14635         PR debug/47991
14636         * var-tracking.c (find_use_val): Return NULL for
14637         cui->sets && cui->store_p BLKmode MEMs.
14638
14639 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
14640
14641         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
14642         Remove.
14643         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
14644         xstormy16_print_operand_address): Remove.
14645         * config/stormy16/stormy16.c (xstormy16_print_operand,
14646         xstormy16_print_operand_address): Make static.
14647         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
14648
14649 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
14650
14651         PR target/47862
14652         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
14653         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
14654         before definition.
14655
14656 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
14657
14658         PR bootstrap/48000
14659         * cfgloopmanip.c (fix_bb_placements): Return immediately
14660         if FROM is BASE_LOOP's header.
14661
14662 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
14663
14664         * gimplify.c (gimplify_function_tree): Fix building calls
14665         to __builtin_return_address.
14666
14667 2011-03-07  Alan Modra  <amodra@gmail.com>
14668
14669         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
14670         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
14671         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
14672         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
14673         return_mode args.
14674         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
14675         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
14676         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
14677         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
14678         * config/rs6000/rs6000.c
14679         (rs6000_elf_end_indicate_exec_stack): Rename to..
14680         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
14681         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
14682         (rs6000_file_start): ..here.
14683         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
14684         file scope variables.
14685         (call_ABI_of_interest): New function.
14686         (init_cumulative_args): Set above vars when function return value
14687         is a float, vector, or small struct.
14688         (rs6000_function_arg_advance_1): Likewise for function args.
14689         (rs6000_va_start): Set rs6000_passes_float if variable arg function
14690         references float args.
14691
14692 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
14693
14694         * doc/cfg.texi: Remove "See" before @ref.
14695         * doc/invoke.texi: Likewise.
14696
14697 2011-03-05  Jason Merrill  <jason@redhat.com>
14698
14699         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
14700
14701 2011-03-05  Anthony Green  <green@moxielogic.com>
14702
14703         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
14704
14705 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
14706
14707         PR rtl-optimization/47899
14708         * cfgloopmanip.c (fix_bb_placements): Fix first argument
14709         to flow_loop_nested_p when moving the loop upward.
14710
14711 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
14712
14713         PR target/47719
14714         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
14715
14716 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
14717
14718         PR tree-optimization/47967
14719         * ipa-cp.c (build_const_val): Return NULL instead of creating
14720         VIEW_CONVERT_EXPR for mismatching sizes.
14721         (ipcp_create_replace_map): Return NULL if build_const_val failed.
14722         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
14723         give up on versioning.
14724
14725 2011-03-05  Alan Modra  <amodra@gmail.com>
14726
14727         PR target/47986
14728         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
14729         full cmodel medium/large lo_sum + high addresses.
14730
14731 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14732
14733         * config/s390/s390.c (s390_decompose_address): Reject non-literal
14734         pool references in UNSPEC_LTREL_OFFSET.
14735
14736 2011-03-04  Jan Hubicka  <jh@suse.cz>
14737
14738         PR lto/47497
14739         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
14740         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
14741         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
14742         Add node pointers.
14743         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
14744         cgraph_add_thunk): Add node pointers.
14745         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
14746         associated to right node.
14747         (input_node): Update use of cgraph_same_body_alias
14748         and cgraph_add_thunk.
14749
14750 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
14751
14752         * config/i386/i386.opt (mprefer-avx128): New flag.
14753         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
14754         modes when the flag -mprefer-avx128 is on.
14755
14756 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
14757
14758         * dwarf2out.c (compare_loc_operands): Fix address handling.
14759
14760 2011-03-04  Alan Modra  <amodra@gmail.com>
14761
14762         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
14763
14764 2011-03-04  Richard Guenther  <rguenther@suse.de>
14765
14766         PR middle-end/47968
14767         * expmed.c (extract_bit_field_1): Prefer vector modes that
14768         vec_extract patterns can handle.
14769
14770 2011-03-04  Richard Guenther  <rguenther@suse.de>
14771
14772         PR middle-end/47975
14773         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
14774
14775 2011-03-04  Richard Henderson  <rth@redhat.com>
14776
14777         * explow.c (emit_stack_save): Remove 'after' parameter.
14778         (emit_stack_restore): Likewise.
14779         * expr.h: Update to match.
14780         * builtins.c, calls.c, stmt.c: Likewise.
14781         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
14782         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
14783         * function.c (expand_function_end): Insert the emit_stack_save
14784         sequence before parm_birth_insn instead of after.
14785
14786 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
14787
14788         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
14789         (ssse3_pmaddubsw128): Ditto.
14790         (ssse3_pmaddubsw): Ditto.
14791
14792 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
14793
14794         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
14795
14796 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
14797
14798         PR c/47963
14799         * gimplify.c (omp_add_variable): Only call omp_notice_variable
14800         on TYPE_SIZE_UNIT if it is a DECL.
14801
14802         PR debug/47283
14803         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
14804         first operand is not is_gimple_mem_ref_addr, try to fold it.
14805         If the operand still isn't is_gimple_mem_ref_addr, clear
14806         MEM_EXPR on op0.
14807
14808 2011-03-03  Richard Guenther  <rguenther@suse.de>
14809
14810         PR middle-end/47283
14811         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
14812         match comment.
14813         (refs_may_alias_p_1): For release branches return true if
14814         we are confused by our input.
14815
14816 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14817
14818         * config/s390/s390.c (s390_function_value): Rename to ...
14819         (s390_function_and_libcall_value): ... this.
14820         (s390_function_value): New function.
14821         (s390_libcall_value): New function.
14822         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
14823         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
14824         target macro definitions.
14825         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
14826
14827 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
14828
14829         * config/i386/freebsd64.h (CC1_SPEC): Define.
14830         * config/i386/linux64.h (CC1_SPEC): Define.
14831         * config/i386/x86-64.h (CC1_SPEC): Don't define.
14832
14833 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
14834
14835         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
14836         Remove.
14837         * config/stormy16/stormy16.c: Include reload.h.
14838         (xstormy16_memory_move_cost): New function.
14839         (TARGET_MEMORY_MOVE_COST): Define.
14840
14841 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
14842
14843         PR rtl-optimization/47925
14844         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
14845         with side effects.  Remove the more-specific check for volatile asms.
14846
14847 2011-03-02  Alan Modra  <amodra@gmail.com>
14848
14849         PR target/47935
14850         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
14851         toc relative addresses for valid offsets.
14852
14853 2011-03-01  Richard Guenther  <rguenther@suse.de>
14854
14855         PR tree-optimization/47890
14856         * tree-vect-loop.c (get_initial_def_for_induction): Set
14857         related stmt properly.
14858
14859 2011-03-01  Richard Guenther  <rguenther@suse.de>
14860
14861         PR lto/47924
14862         * lto-streamer.c (lto_record_common_node): Also register
14863         the canonical type.
14864
14865 2011-03-01  Richard Guenther  <rguenther@suse.de>
14866
14867         PR lto/46911
14868         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14869         Do not stream DECL_ABSTRACT_ORIGIN.
14870         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14871         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14872         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14873         Do not stream DECL_ABSTRACT_ORIGIN.
14874         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14875         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14876
14877 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
14878
14879         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
14880         FUNCTION_VALUE_REGNO_P): Remove.
14881         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
14882         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
14883         Add 'outgoing' argument.
14884         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
14885         function.
14886         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
14887         TARGET_FUNCTION_VALUE_REGNO_P): Define.
14888
14889 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
14890
14891         PR debug/28047
14892         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
14893         (lookup_filename): Likewise.
14894         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
14895
14896 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
14897             Jakub Jelinek  <jakub@redhat.com>
14898
14899         PR middle-end/47893
14900         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
14901         (assign_stack_local_1): Change last argument type to int.
14902         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
14903         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
14904         don't record padding space into frame_space_list nor use those areas.
14905         (assign_stack_local): Adjust caller.
14906         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
14907         of assign_stack_local, pass 0 as last argument.
14908         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
14909         callers.
14910
14911 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
14912
14913         PR debug/47283
14914         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
14915         Use target address_mode and pointer_mode hooks instead of hardcoded
14916         Pmode and ptr_mode.  Handle some simple cases of extending if
14917         POINTERS_EXTEND_UNSIGNED < 0.
14918         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
14919         Call convert_debug_memory_address.
14920         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
14921         convert_debug_memory_address.
14922
14923         PR middle-end/46790
14924         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
14925         * configure: Regenerated.
14926         * config.in: Regenerated.
14927         * varasm.c (default_function_section): Return NULL
14928         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
14929
14930 2011-02-28  Martin Jambor  <mjambor@suse.cz>
14931
14932         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
14933         the description to match the printed values.
14934
14935 2011-02-28  Richard Guenther  <rguenther@suse.de>
14936
14937         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
14938         of the copied scope tree.
14939
14940 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14941
14942         * doc/extend.texi (Function Attributes): Avoid deeply (and
14943         wrongly) nested tables.
14944
14945 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
14946
14947         PR middle-end/47903
14948         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
14949         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
14950         r isn't op0 nor op1.
14951
14952 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14953
14954         * config/avr/avr.md: Remove magic comment for emacs.
14955
14956 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14957
14958         PR target/45261
14959         * config/avr/avr.c (avr_option_override): Use error on bad options.
14960         (avr_help): New function.
14961         (TARGET_HELP): Define.
14962
14963 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
14964
14965         PR target/42240
14966         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
14967         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
14968
14969 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
14970
14971         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
14972         (ARM Options): Ditto.
14973         (i386 and x86-64 Options): Ditto.
14974         (RX Options): Ditto.
14975         (SPARC Options): Ditto.
14976
14977 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
14978
14979         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
14980         FreeBSD 6 and later.  Generally use cpu generic.
14981
14982 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
14983
14984         * doc/cpp.texi: Update copyright years.
14985
14986 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14987
14988         PR target/46898
14989         * config/lm32/lm32.md (ashrsi3): Added needed variable.
14990
14991 2011-02-25  Jon Beniston  <jon@beniston.com>
14992
14993         PR target/46898
14994         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
14995         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
14996         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
14997         (lm32_block_move_inline): Add type cast to remove warning.
14998         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
14999         (gen_int_relational): Move declarations to start of function.
15000
15001 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
15002
15003         PR tree-optimization/45470
15004         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
15005         can throw internally only.
15006         * tree-vect-stmts.c (vectorizable_call): Likewise.
15007
15008 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
15009
15010         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
15011         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
15012         * config/stormy16/stormy16-protos.h
15013         (xstormy16_preferred_reload_class): Remove.
15014         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
15015         static. Change 'rclass' argument and return type to reg_class_t.
15016         (TARGET_PREFERRED_RELOAD_CLASS,
15017         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
15018
15019 2011-02-24  Richard Guenther  <rguenther@suse.de>
15020
15021         * lto-streamer-in.c (input_bb): Do not find referenced vars
15022         in debug statements.
15023
15024 2011-02-23  Jason Merrill  <jason@redhat.com>
15025
15026         * common.opt (fabi-version): Document v5 and v6.
15027
15028 2011-02-23  Richard Guenther  <rguenther@suse.de>
15029
15030         PR tree-optimization/47849
15031         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
15032
15033 2011-02-23  Jie Zhang  <jie@codesourcery.com>
15034
15035         * opts-common.c (decode_cmdline_option): Print empty string
15036         argument as "" in decoded->orig_option_with_args_text.
15037         * gcc.c (execute): Print empty string argument as ""
15038         in the verbose output.
15039         (do_spec_1): Keep empty string argument.
15040
15041 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
15042
15043         * config.gcc: Declare score-* and crx-* obsolete.
15044
15045 2011-02-23  Jie Zhang  <jie@codesourcery.com>
15046
15047         PR rtl-optimization/47763
15048         * web.c (web_main): Ignore naked clobber when replacing register.
15049
15050 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
15051
15052         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
15053         Remove.
15054
15055 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
15056
15057         PR doc/47848
15058         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
15059
15060 2011-02-22  Mike Stump  <mikestump@comcast.net>
15061
15062         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
15063         assembler.
15064         * configure: Regenerate.
15065
15066 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
15067
15068         PR rtl-optimization/46002
15069         * ira-color.c (update_copy_costs): Change class intersection
15070         test to reg_class_contents[] test of 'hard_regno'.
15071
15072 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
15073
15074         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
15075         than Driver option.
15076         * config/hpux11.opt (mt): Likewise.
15077         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
15078         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
15079         * config/vax/elf.opt (mno-asm-pic): Likewise.
15080         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
15081
15082 2011-02-21  Mike Stump  <mikestump@comcast.net>
15083
15084         PR target/47822
15085         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
15086         tree so we can get save the type.
15087         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
15088         for CFString instead of trying to use past the end of the builtins.
15089         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
15090         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
15091         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
15092         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
15093         Rename to darwin_builtin_cfstring.
15094         (darwin_init_cfstring_builtins): Return the built type.
15095
15096 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
15097
15098         PR target/47840
15099         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
15100         (_mm256_insert_epi64): Use _mm_insert_epi64.
15101
15102 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
15103
15104         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
15105         * config/stormy16/stormy16-protos.h
15106         (xstormy16_mode_dependent_address_p): Remove.
15107         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
15108         Make static. Change return type to bool. Change argument type to
15109         const_rtx. Remove dead code.
15110         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
15111
15112 2011-02-21  Richard Guenther  <rguenther@suse.de>
15113
15114         PR lto/47820
15115         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
15116         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
15117         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
15118         TUs context.
15119         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
15120         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
15121
15122 2011-02-20  Richard Guenther  <rguenther@suse.de>
15123
15124         PR lto/47822
15125         * tree.c (free_lang_data_in_decl): Clean builtins from
15126         the TU decl BLOCK_VARS.
15127
15128 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
15129
15130         PR debug/47620
15131         PR debug/47630
15132         * haifa-sched.c (fix_tick_ready): Skip tick computation
15133         for debug insns.
15134
15135 2011-02-19  Richard Guenther  <rguenther@suse.de>
15136
15137         PR lto/47647
15138         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
15139         Remove lazy BLOCK_VARS streaming.
15140         (lto_input_ts_block_tree_pointers): Likewise.
15141         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
15142
15143 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
15144
15145         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
15146
15147 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
15148
15149         * config/i386/biarch32.h, config/i386/mach.h,
15150         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
15151
15152 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
15153
15154         PR target/47800
15155         * config/i386/i386.md (peephole2 for shift and plus): Use
15156         operands[1] original mode in the first insn.
15157
15158 2011-02-18  Mike Stump  <mikestump@comcast.net>
15159
15160         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
15161
15162 2011-02-18  Jan Hubicka  <jh@suse.cz>
15163
15164         PR middle-end/47788
15165         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
15166         to zero when the function is not inlinable at all.
15167
15168 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15169
15170         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
15171         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
15172         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
15173         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
15174         * config/pa/t-pa64: Likewise.
15175         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
15176
15177 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
15178
15179         PR driver/47787
15180         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
15181
15182 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15183
15184         PR target/47792
15185         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
15186
15187 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
15188
15189         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
15190         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
15191         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
15192         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
15193         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
15194         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
15195         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
15196         m32r_load_postinc_p, m32r_store_preinc_predec_p,
15197         m32r_legitimate_address_p): New functions.
15198         * config/m32r/constraints.md (constraint "S"): Don't use
15199         STORE_PREINC_PREDEC_P.
15200         (constraint "U"): Don't use LOAD_POSTINC_P.
15201
15202 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
15203
15204         PR rtl-optimization/46178
15205         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
15206         compute ira_hard_regno_cover_class[].
15207
15208 2011-02-18  Richard Guenther  <rguenther@suse.de>
15209
15210         PR lto/47798
15211         * lto-streamer.h (lto_global_var_decls): Declare.
15212         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
15213         statics for global var processing.
15214
15215 2011-02-18  Richard Guenther  <rguenther@suse.de>
15216
15217         PR tree-optimization/47737
15218         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
15219         edge dominance check.
15220
15221 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
15222
15223         PR debug/47780
15224         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
15225         avoid invalid rtx sharing.
15226
15227 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
15228
15229         * doc/cpp.texi (Obsolete Features): Add background on the
15230         origin of assertions.
15231
15232 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
15233
15234         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
15235         objc_abi == 2.
15236         * config/darwin.c (output_objc_section_asm_op): Added support for
15237         ABI v1 and v2.
15238         (is_objc_metadata): New.
15239         (darwin_objc2_section): New.
15240         (darwin_objc1_section): New.
15241         (machopic_select_section): Added support for ABI v1 and v2.
15242         (darwin_emit_objc_zeroed): New.
15243         (darwin_output_aligned_bss): Detect objc metadata and treat it
15244         appropriately.
15245         (darwin_asm_output_aligned_decl_common): Same.
15246         (darwin_asm_output_aligned_decl_local): Same.
15247         * config/darwin-sections.def: Updated for ABI v1 and v2.
15248         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
15249         compiling Objective-C code for the NeXT runtime, default to using
15250         ABI version 0 for 32-bit, and version 2 for 64-bit.
15251
15252 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
15253
15254         * common.opt (optimize_fast): New Variable.
15255         * opts.c (default_options_optimization): Use opts->x_optimize_fast
15256         instead of local variable ofast.
15257
15258 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
15259
15260         * doc/invoke.texi (fobjc-abi-version): Documented.
15261         (fobjc-nilcheck): Documented.
15262         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
15263         version.
15264
15265 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
15266
15267         PR driver/47390
15268         * common.opt (export-dynamic): New Driver option.
15269         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
15270
15271 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
15272
15273         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
15274
15275 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
15276             Jan Hubicka  <jh@suse.cz>
15277
15278         PR debug/47106
15279         PR debug/47402
15280         * cfgexpand.c (account_used_vars_for_block): Remove.
15281         (estimated_stack_frame_size): Use referenced vars.
15282         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
15283         that were referenced in the original function.  Test src_fn
15284         rather than cfun.  Drop redundant get_var_ann.
15285         (setup_one_parameter): Drop redundant get_var_ann.
15286         (declare_return_variable): Likewise.
15287         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
15288         (copy_arguments_for_versioning): Drop redundant get_var_ann.
15289         * ipa-inline.c (compute_inline_parameters): Do not compute
15290         disregard_inline_limits here.
15291         (compute_inlinable_for_current, pass_inlinable): New.
15292         (pass_inline_parameters): Require PROP_referenced_vars.
15293         * cgraphunit.c (cgraph_process_new_functions): Don't run
15294         compute_inline_parameters explicitly unless function is in SSA form.
15295         (cgraph_analyze_function): Set .disregard_inline_limits.
15296         * tree-sra.c (convert_callers): Compute inliner parameters
15297         only for functions already in SSA form.
15298
15299 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
15300
15301         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
15302         -mlittle-endian-data.
15303
15304 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
15305
15306         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
15307         -mno-fpu, not -fpu and -no-fpu.
15308         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
15309         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
15310
15311 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
15312
15313         PR target/43653
15314         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
15315         input reload with PLUS RTX.
15316
15317 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15318
15319         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
15320         of InverseVar(MDMX).
15321
15322 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15323
15324         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
15325         --m4-340.
15326
15327 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15328
15329         * config/mn10300/mn10300.opt (mno-crt0): New.
15330
15331 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15332
15333         * config/m68k/uclinux.opt (static-libc): New Driver option.
15334
15335 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15336
15337         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
15338
15339 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
15340
15341         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
15342         %{muser-extend-enabled}.
15343
15344 2011-02-16  Richard Guenther  <rguenther@suse.de>
15345
15346         PR tree-optimization/47738
15347         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
15348         the TODO from tree_predictive_commoning.
15349
15350 2011-02-15  Jeff Law  <law@redhat.com>
15351
15352         Revert
15353         2011-01-25  Jeff Law  <law@redhat.com>
15354
15355         PR rtl-optimization/37273
15356         * ira-costs.c (scan_one_insn): Detect constants living in memory and
15357         handle them like argument loads from stack slots.  Do not double
15358         count memory for memory constants and argument loads from stack slots.
15359
15360 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
15361
15362         PR middle-end/47725
15363         * combine.c (cant_combine_insn_p): Revert the last change.
15364
15365 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
15366
15367         PR target/47755
15368         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
15369         mode for vector constants.  Remove code that checks for TImode.
15370
15371 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
15372
15373         PR debug/47106
15374         PR debug/47402
15375         * cgraph.h (compute_inline_parameters): Return void.
15376         * ipa-inline.c (compute_inline_parameters): Adjust.
15377
15378 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
15379
15380         PR debug/47106
15381         PR debug/47402
15382         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
15383         rather than decl.
15384         * cfgexpand.c (estimated_stack_frame_size): Likewise.
15385         * ipa-inline.c (compute_inline_parameters): Adjust.
15386
15387 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
15388
15389         PR debug/47106
15390         PR debug/47402
15391         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
15392         Adjust all users.  Pass FN to...
15393         * tree-flow-inline.h (first_referenced_var): ... this.  Add
15394         fn argument.
15395         * ipa-struct-reorg.c: Adjust.
15396         * tree-dfa.c: Adjust.
15397         * tree-into-ssa.c: Adjust.
15398         * tree-sra.c: Adjust.
15399         * tree-ssa-alias.c: Adjust.
15400         * tree-ssa-live.c: Adjust.
15401         * tree-ssa.c: Adjust.
15402         * tree-ssanames.c: Adjust.
15403         * tree-tailcall.c: Adjust.
15404
15405 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
15406
15407         PR debug/47106
15408         PR debug/47402
15409         * tree-flow.h (referenced_var_lookup): Add fn parameter.
15410         Adjust all callers.
15411         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
15412         * tree-flow-inline.h: Adjust.
15413         * gimple-pretty-print.c: Adjust.
15414         * tree-into-ssa.c: Adjust.
15415         * tree-ssa.c: Adjust.
15416         * cfgexpand.c: Adjust.
15417
15418 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
15419
15420         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
15421         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
15422         (EXTRA_CONSTRAINT): Delete.
15423         * config/iq2000/constraints.md: New file.
15424         * config/iq2000/iq2000.md: Include it.
15425         (define_insn ""): Delete.
15426         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
15427         unsupported constraint letters from patterns.
15428         (call_value, call_value_internal1): Likewise.
15429         (call_value_multiple_internal1): Likewise.
15430
15431 2011-02-15  Nick Clifton  <nickc@redhat.com>
15432
15433         * config/mn10300/mn10300.c: Include tm-constrs.h.
15434         (struct liw_data): New data structure describing an LIW candidate
15435         instruction.
15436         (extract_bundle): Use struct liw_data.  Allow small integer
15437         operands for some instructions.
15438         (check_liw_constraints): Use struct liw_data.  Remove swapped
15439         parameter.  Add comments describing the checks.  Fix bug when
15440         assigning the source of liw1 to the source of liw2.
15441         (liw_candidate): Delete.  Code moved into extract_bundle.
15442         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
15443         before swapping.
15444         * config/mn10300/predicates.md (liw_operand): New predicate.
15445         Allows registers and small integer constants.
15446         * config/mn10300/constraints.md (O): New constraint.  Accetps
15447         integers in the range -8 to +7 inclusive.
15448         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
15449         for moving a small integer into a register.  Give this alternative
15450         LIW attributes.
15451         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
15452         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
15453         using the J,K,L and M constraints,
15454         (liw): Remove SI mode on second operands to allow for HI and QI
15455         mode values.
15456         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
15457         instruction.
15458
15459 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
15460
15461         PR middle-end/47725
15462         * combine.c (cant_combine_insn_p): Check zero/sign extended
15463         hard registers.
15464
15465 2011-02-15  Richard Guenther  <rguenther@suse.de>
15466
15467         PR tree-optimization/47743
15468         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
15469         for a non-type-compatible VN lookup bail out.
15470
15471 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
15472
15473         * config/fr30/constraints.md: New file.
15474         * config/fr30/fr30.md: Include it.
15475         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
15476         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
15477         (EXTRA_CONSTRAINT): Delete.
15478
15479 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
15480
15481         * config/frv/constraints.md: New file.
15482         * config/frv/predicates.md: Include it.
15483         * config/frv/frv.c (reg_class_from_letter): Delete.
15484         (frv_option_override): Don't initialize it.
15485         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
15486         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
15487         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
15488         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
15489         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
15490         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
15491         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
15492         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
15493         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
15494         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
15495         (REG_CLASS_FROM_CONSTRAINT): Delete.
15496
15497 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
15498
15499         PR middle-end/47581
15500         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
15501         if frame size is 0 in a leaf function.
15502
15503 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15504
15505         PR pch/14940
15506         * config/alpha/host-osf.c: New file.
15507         * config/alpha/x-osf: New file.
15508         * config.host (alpha*-dec-osf*): Use it.
15509
15510 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
15511
15512         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
15513         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
15514         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
15515         (rx_mode_dependent_address_p): ...this. Make static. Change argument
15516         type to const_rtx.
15517         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
15518
15519 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
15520
15521         * config/stormy16/constraints.md: New file.
15522         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
15523         Use satisfies_constraint_Q and satisfies_constraint_R.
15524         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
15525         Delete.
15526         (xstormy16_legitiamte_address_p): Declare.
15527         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
15528         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
15529         (EXTRA_CONSTRAINT): Delete.
15530         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15531         Un-staticize.
15532         (xstormy16_extra_constraint_p): Delete.
15533
15534 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
15535
15536         PR tree-optimization/46494
15537         * loop-unroll.c (split_edge_and_insert): Adjust comment.
15538         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
15539         (pass_rtl_loop_done): Add TODO_verify_flow.
15540         * fwprop.c (pass_rtl_fwprop): Likewise.
15541         * modulo-sched.c (pass_sms): Likewise.
15542         * tree-ssa-dom.c (pass_dominator): Likewise.
15543         * tree-ssa-loop-ch.c (pass_ch): Likewise.
15544         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
15545         (pass_tree_loop_done): Likewise.
15546         * tree-ssa-pre.c (execute_pre): Likewise.
15547         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15548         * tree-ssa-sink.c (pass_sink_code): Likewise.
15549         * tree-vrp.c (pass_vrp): Likewise.
15550
15551 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
15552
15553         * config/v850/constraints.md: New file.
15554         * config/v850/v850.md: Include it.
15555         * config/v850/predicates.md (reg_or_0_operand): Use
15556         satisfies_constraint_G.
15557         (special_symbolref_operand): Use satisfies_constraint_K.
15558         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
15559         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
15560         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
15561         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
15562         (EXTRA_CONSTRAINT): Delete.
15563         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
15564         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
15565         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
15566
15567 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
15568
15569         PR target/47696
15570         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
15571         description.
15572
15573 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
15574
15575         * config/mcore/constraints.md: New file.
15576         * config/mcore/mcore.md: Include it.
15577         * config/mcore/mcore.c (reg_class_from_letter): Delete.
15578         * config/mcore/mcore.h (reg_class_from_letter): Delete.
15579         (REG_CLASS_FROM_LETTER): Delete.
15580         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
15581         insn_const_int_ok_for_constraint.
15582         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
15583         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
15584         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
15585         (EXTRA_CONSTRAINT): Delete.
15586
15587 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15588
15589         PR ada/41929
15590         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
15591         (IS_SIGHANDLER): Define.
15592         (sparc64_is_sighandler): New function, split off from
15593         sparc64_fallback_frame_state.
15594         (sparc_is_sighandler): New function, split off from
15595         sparc_fallback_frame_state.
15596         (sparc64_fallback_frame_state): Merge with ...
15597         (sparc_fallback_frame_state): ... this into ...
15598         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
15599         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
15600         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
15601         stack instead of hardcoded offsets.
15602
15603 2011-02-14  Andriy Gapon  <avg@freebsd.org>
15604
15605         PR target/45808
15606         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
15607
15608 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15609
15610         * configure: Regenerate.
15611
15612 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
15613
15614         PR driver/45731
15615         * gcc.c (asm_options): Correct spec matching --target-help.
15616
15617 2011-02-12  Martin Jambor  <mjambor@suse.cz>
15618
15619         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
15620         to gimple call error.
15621
15622 2011-02-12  Mike Stump  <mikestump@comcast.net>
15623
15624         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
15625         comments in backslash regions.
15626
15627 2011-02-12  Mike Stump  <mikestump@comcast.net>
15628             Jakub Jelinek  <jakub@redhat.com>
15629             Iain Sandoe  <iains@gcc.gnu.org>
15630
15631         PR target/47324
15632         * dwarf2out.c (output_cfa_loc): When required, apply the
15633         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
15634         (output_loc_sequence): Likewise.
15635         (output_loc_operands_raw): Likewise.
15636         (output_loc_sequence_raw): Likewise.
15637         (output_cfa_loc): Likewise.
15638         (output_loc_list): Suppress register number adjustment when
15639         calling output_loc_sequence()
15640         (output_die): Likewise.
15641
15642 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
15643
15644         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
15645         Remove macros.
15646         * config/xtensa/xtensa.c (xtensa_register_move_cost,
15647         xtensa_memory_move_cost): New functions.
15648         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
15649
15650 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
15651
15652         PR lto/47225
15653         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
15654         in the current directory.
15655         * configure: Rebuilt.
15656
15657 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
15658
15659         * config/darwin.c (darwin_override_options): Add a hunk missed
15660         from the commit of r168571.  Trim comment line lengths and
15661         correct indents of the preceding block.
15662
15663 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
15664
15665         * gcc.c (driver_handle_option): Concatenate the argument to -F with
15666         the switch.
15667
15668 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
15669
15670         * common.opt (nostartfiles): New Driver option.
15671
15672 2011-02-11  Xinliang David Li  <davidxl@google.com>
15673
15674         PR tree-optimization/47707
15675         * tree-chrec.c (convert_affine_scev): Keep type precision.
15676
15677 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
15678
15679         PR tree-optimization/47420
15680         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
15681
15682 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
15683
15684         PR rtl-optimization/47614
15685         * rtl.h (check_for_inc_dec): Declare.
15686         * dse.c (check_for_inc_dec): Externalize...
15687         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
15688         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
15689
15690 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
15691
15692         PR driver/47678
15693         * gcc.c (main): Do not compile inputs if there were errors in
15694         option handling.
15695         * opts-common.c (read_cmdline_option): Check for wrong language
15696         after other error checks.
15697
15698 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
15699
15700         * cgraph.c: Fix comment typos.
15701         * cgraph.h: Likewise.
15702         * cgraphunit.c: Likewise.
15703         * ipa-cp.c: Likewise.
15704         * ipa-inline.c: Likewise.
15705         * ipa-prop.c: Likewise.
15706         * ipa-pure-const.c: Likewise.
15707         * ipa-ref.c: Likewise.
15708         * ipa-reference.c: Likewise.
15709
15710 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
15711
15712         PR debug/47684
15713         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
15714
15715 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15716
15717         PR testsuite/47400
15718         * doc/sourcebuild.texi (Require Support): Document
15719         dg-require-ascii-locale.
15720
15721 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
15722
15723         * doc/lto.texi (Write summary): Fix missing parentheses.
15724
15725 2011-02-10  DJ Delorie  <dj@redhat.com>
15726
15727         * config/m32c/m32c.c (m32c_option_override): Disable
15728         -fcombine-stack-adjustments until flag value tracking and compare
15729         optimization can be rewritten.
15730
15731 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
15732
15733         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
15734         PROCESSOR_POWER7.
15735         (PROCESSOR_DEFAULT64): Likewise.
15736
15737 2011-02-10  Richard Henderson  <rth@redhat.com>
15738
15739         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
15740         change from 2011-02-03.
15741         * config/rx/rx.c (flags_from_code): Likewise.
15742         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
15743         is valid, n/pz otherwise.
15744         (rx_select_cc_mode): Return CCmode if Y is not zero.
15745
15746 2011-02-10  Richard Guenther  <rguenther@suse.de>
15747
15748         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
15749
15750 2011-02-10  Richard Guenther  <rguenther@suse.de>
15751
15752         PR tree-optimization/47677
15753         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
15754
15755 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
15756
15757         PR target/47665
15758         * combine.c (make_compound_operation): Only change shifts into
15759         multiplication for SCALAR_INT_MODE_P.
15760
15761 2011-02-10  Jie Zhang  <jie@codesourcery.com>
15762
15763         PR testsuite/47622
15764         Revert
15765         2011-02-05  Jie Zhang  <jie@codesourcery.com>
15766         PR debug/42631
15767         * web.c (entry_register): Don't clobber the number of the
15768         first uninitialized reference in used[].
15769
15770 2011-02-09  Richard Guenther  <rguenther@suse.de>
15771
15772         PR tree-optimization/47664
15773         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
15774         all edges again.
15775
15776 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
15777
15778         PR target/46481
15779         PR target/47032
15780         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
15781         PROCESSOR_POWER7.
15782         (PROCESSOR_DEFAULT64): Same.
15783         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
15784
15785 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15786
15787         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
15788
15789 2011-02-09  Martin Jambor  <mjambor@suse.cz>
15790
15791         PR middle-end/45505
15792         * tree-sra.c (struct access): New flags grp_scalar_read and
15793         grp_scalar_write.  Changed description of assignment read and write
15794         flags.
15795         (dump_access): Dump new flags, reorder all of them.
15796         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
15797         to detect multiple scalar reads.
15798         (analyze_access_subtree): Use the new scalar read write flags instead
15799         of the old flags.  Adjusted comments.
15800
15801 2011-02-08  DJ Delorie  <dj@redhat.com>
15802
15803         PR target/47548
15804         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
15805         patterns.
15806
15807 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15808
15809         * config/m68k/uclinux.opt: New.
15810         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
15811
15812 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15813
15814         * config/cris/elf.opt (sim): New Driver option.
15815
15816 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15817
15818         * config/xtensa/elf.opt: New.
15819         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
15820
15821 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15822
15823         * config/vax/elf.opt: New.
15824         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
15825
15826 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15827
15828         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
15829
15830 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15831
15832         * config/gnu-user.opt: New.
15833         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
15834         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
15835         *-*-uclinux*): Use gnu-user.opt.
15836
15837 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
15838
15839         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
15840         * config/i386/gnu.h (CPP_SPEC): Likewise.
15841
15842 2011-02-08  Ian Lance Taylor  <iant@google.com>
15843
15844         * common.opt (fcx-limited-range): Add SetByCombined flag.
15845         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
15846         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
15847         (fassociative-math, freciprocal-math): Likewise.
15848         (funsafe-math-optimizations): Likewise.
15849         * opth-gen.awk: Handle SetByCombined.
15850         * optc-gen.awk: Likewise.
15851         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
15852         (set_unsafe_math_optimizations_flags): Likewise.
15853         * doc/options.texi (Option properties): Document SetByCombined.
15854
15855 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15856
15857         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
15858         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
15859         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
15860         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
15861         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
15862
15863 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
15864
15865         PR tree-optimization/46834
15866         PR tree-optimization/46994
15867         PR tree-optimization/46995
15868         * graphite-sese-to-poly.c (used_outside_reduction): New.
15869         (detect_commutative_reduction): Call used_outside_reduction.
15870         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
15871         translate_scalar_reduction_to_array only when at least one
15872         loop-phi/close-phi tuple has been detected.
15873
15874 2011-02-08  Richard Guenther  <rguenther@suse.de>
15875
15876         PR middle-end/47639
15877         * tree-vect-generic.c (expand_vector_operations_1): Update
15878         stmts here ...
15879         (expand_vector_operations): ... not here.  Cleanup EH info
15880         and the CFG if required.
15881
15882 2011-02-08  Richard Guenther  <rguenther@suse.de>
15883
15884         PR tree-optimization/47641
15885         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
15886         require type compatibility.
15887
15888 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15889
15890         * gimple-low.c (lower_function_body): Don't remove the location of
15891         the return statement here.
15892         (lower_gimple_return): Do it here instead but only if the return
15893         statement is actually used twice.
15894
15895 2011-02-08  Richard Guenther  <rguenther@suse.de>
15896
15897         PR tree-optimization/47632
15898         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
15899         unused up_to_stmt parameter, return whether cfg-cleanup is
15900         necessary, remove EH info properly.
15901         (forward_propagate_into_gimple_cond): Adjust caller.
15902         (forward_propagate_into_cond): Likewise.
15903         (forward_propagate_comparison): Likewise.
15904         (tree_ssa_forward_propagate_single_use_vars): Make
15905         forward_propagate_comparison case similar to the two others.
15906
15907 2011-02-08  Nick Clifton  <nickc@redhat.com>
15908
15909         * config/mn10300/mn10300.opt (mliw): New command line option.
15910         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
15911         (liw_bundling): New automaton.
15912         (liw): New attribute.
15913         (liw_op): New attribute.
15914         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
15915         (movsi_internal): Add LIW attributes.
15916         (andsi3): Likewise.
15917         (iorsi3): Likewise.
15918         (xorsi3): Likewise.
15919         (addsi3): Separate register and immediate alternatives.
15920         Add LIW attributes.
15921         (subsi3): Likewise.
15922         (cmpsi): Likewise.
15923         (aslsi3): Likewise.
15924         (lshrsi3): Likewise.
15925         (ashrsi3): Likewise.
15926         (liw): New pattern.
15927         * config/mn10300/mn10300.c (liw_op_names): New
15928         (mn10300_print_operand): Handle 'W' operand descriptor.
15929         (extract_bundle): New function.
15930         (check_liw_constraints): New function.
15931         (liw_candidate): New function.
15932         (mn10300_bundle_liw): New function.
15933         (mn10300_reorg): New function.
15934         (TARGET_MACHINE_DEPENDENT_REORG): Define.
15935         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
15936         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
15937         __LIW__ or __NO_LIW__.
15938         * doc/invoke.texi: Describe the -mliw command line option.
15939
15940 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15941
15942         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
15943         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
15944         pthread_mutex_unlock): Remove.
15945         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
15946         * config/pa/t-pa64: Likewise.
15947         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
15948         shared libc if not linking against libpthread.
15949         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15950
15951 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
15952
15953         PR target/47558
15954         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
15955         on 10.6 and later to ensure that we always use the unwinder from
15956         the system.  Only add -no_compact_unwind when tarteting darwin
15957         10.6 or later.
15958
15959 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
15960
15961         PR target/46997
15962         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
15963         (vec_interleave_lowv2sf): Ditto.
15964         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
15965         (vec_extract_oddv2sf): Ditto.
15966
15967 2011-02-07  Mike Stump  <mikestump@comcast.net>
15968
15969         PR target/42333
15970         Add __ieee_divdc3 entry point.
15971         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
15972         entry point.
15973         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
15974         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
15975         * config/darwin.c (darwin_rename_builtins): Add.
15976         * config/darwin-protos.h (darwin_rename_builtins): Add.
15977
15978 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
15979
15980         PR target/47636
15981         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
15982         for the condition.
15983
15984 2011-02-07  Mike Stump  <mikestump@comcast.net>
15985
15986         * config/darwin.opt (mmacosx-version-min): Update default OS version.
15987
15988 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
15989
15990         PR target/47534
15991         * config/avr/libgcc.S (exit): Move .endfunc
15992
15993 2011-02-07  Richard Guenther  <rguenther@suse.de>
15994
15995         PR tree-optimization/47615
15996         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
15997         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
15998         (run_scc_vn): Initialize it.
15999         (visit_reference_op_load): Use it.
16000         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
16001
16002 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16003
16004         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
16005         DImode trapping arithmetic libfuncs.
16006
16007 2011-02-07  Richard Guenther  <rguenther@suse.de>
16008
16009         PR tree-optimization/47621
16010         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
16011         two duplicates ...
16012         (execute_update_addresses_taken): ... here.  Make it more
16013         conservative in what we accept.
16014
16015 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
16016
16017         * config/sparc/freebsd.h (ASM_SPEC): Define.
16018         * config/sparc/vxworks.h (ASM_SPEC): Define.
16019
16020 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
16021
16022         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
16023
16024 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
16025
16026         * doc/invoke.texi: Remove reference to compiler internals from
16027         user documentation.
16028
16029         * reg-notes.def: Remove REG_VALUE_PROFILE.
16030         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
16031
16032 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
16033
16034         PR middle-end/47610
16035         * varasm.c (default_section_type_flags): If decl is NULL,
16036         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
16037
16038 2011-02-05  Jie Zhang  <jie@codesourcery.com>
16039
16040         PR debug/42631
16041         * web.c (entry_register): Don't clobber the number of the
16042         first uninitialized reference in used[].
16043
16044 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
16045
16046         PR tree-optimization/46194
16047         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
16048         (build_classic_dist_vector_1): Do not represent classic distance
16049         vectors when the access functions are variating in different loops.
16050
16051 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
16052
16053         * config/mips/iris6.opt: New.
16054         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
16055
16056 2011-02-04  Richard Henderson  <rth@redhat.com>
16057             Steve Ellcey  <sje@cup.hp.com>
16058
16059         PR target/46997
16060         * config/ia64/predicates.md (mux1_brcst_element): New.
16061         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
16062         * config/ia64/ia64.c (ia64_unpack_assemble): New.
16063         (ia64_unpack_sign): New.
16064         (ia64_expand_unpack): Rewrite using new routines.
16065         (ia64_expand_widen_sum): Ditto.
16066         (ia64_expand_dot_prod_v8qi): Ditto.
16067         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
16068         routines, add endian check.
16069         (pmpy2_even): Rename from pmpy2_r, add endian check.
16070         (pmpy2_odd): Rename from pmpy2_l, add endian check.
16071         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
16072         (vec_widen_smult_hi_v4hi): Ditto.
16073         (vec_widen_umult_lo_v4hi): Ditto.
16074         (vec_widen_umult_hi_v4hi): Ditto.
16075         (mulv2si3): Change endian checks.
16076         (sdot_prodv4hi): Rewrite with new calls.
16077         (udot_prodv4hi): New.
16078         (vec_pack_ssat_v4hi): Add endian check.
16079         (vec_pack_usat_v4hi): Ditto.
16080         (vec_pack_ssat_v2si): Ditto.
16081         (max1_even): Rename from max1_r, add endian check.
16082         (max1_odd): Rename from max1_l, add endian check.
16083         (*mux1_rev): Format change.
16084         (*mux1_mix): Ditto.
16085         (*mux1_shuf): Ditto.
16086         (*mux1_alt): Ditto.
16087         (*mux1_brcst_v8qi): Use new predicate.
16088         (vec_extract_evenv8qi): Remove endian check.
16089         (vec_extract_oddv8qi): Ditto.
16090         (vec_interleave_lowv4hi): Format change.
16091         (vec_interleave_highv4hi): Ditto.
16092         (mix2_even): Rename from mix2_r, add endian check.
16093         (mix2_odd): Rename from mux2_l, add endian check.
16094         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
16095         (vec_extract_evenodd_helper): Format change.
16096         (vec_extract_evenv4hi): Remove endian check.
16097         (vec_extract_oddv4hi): Remove endian check.
16098         (vec_interleave_lowv2si): Format change.
16099         (vec_interleave_highv2si): Format change.
16100         (vec_initv2si): Remove endian check.
16101         (vecinit_v2si): Add endian check.
16102         (reduc_splus_v2sf): Add endian check.
16103         (reduc_smax_v2sf): Ditto.
16104         (reduc_smin_v2sf): Ditto.
16105         (vec_initv2sf): Remove endian check.
16106         (fpack): Add endian check.
16107         (fswap): Add endian check.
16108         (vec_interleave_highv2sf): Add endian check.
16109         (vec_interleave_lowv2sf): Add endian check.
16110         (fmix_lr): Add endian check.
16111         (vec_setv2sf): Format change.
16112         (*vec_extractv2sf_0_be): Use shift to extract operand.
16113         (*vec_extractv2sf_1_be): New.
16114         (vec_pack_trunc_v4hi): Add endian check.
16115         (vec_pack_trunc_v2si): Format change.
16116
16117 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
16118
16119         PR inline-asm/23200
16120         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
16121         do bb, locus and block comparison and disallow loads if it is not set.
16122         (stmt_is_replaceable_p): New function.
16123         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
16124         callers.
16125         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
16126         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
16127         SSA_NAME_DEF_STMT.
16128         * tree-flow.h (stmt_is_replaceable_p): New prototype.
16129
16130 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
16131
16132         * config/rs6000/xilinx.opt: New.
16133         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
16134
16135 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
16136
16137         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
16138
16139 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
16140
16141         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
16142         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
16143         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
16144         secondary_reload_info, xtensa_secondary_reload): Remove.
16145         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
16146         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
16147         (xtensa_preferred_reload_class): Make static. Change return and
16148         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
16149         Use CONST_DOUBLE_P predicate.
16150         (xtensa_preferred_output_reload_class): New function.
16151         (xtensa_secondary_reload): Make static.
16152
16153 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
16154
16155         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
16156         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
16157         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
16158
16159 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
16160
16161         PR middle-end/31490
16162         * output.h (SECTION_RELRO): Define.
16163         (SECTION_MACH_DEP): Adjust.
16164         (get_variable_section): New prototype.
16165         * varpool.c (varpool_finalize_named_section_flags): New function.
16166         (varpool_assemble_pending_decls): Call it.
16167         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
16168         * cgraphunit.c (cgraph_output_in_order): Call
16169         varpool_finalize_named_section_flags.
16170         * varasm.c (get_section): Allow section flags conflicts between
16171         relro and read-only sections if the section hasn't been declared yet.
16172         Set SECTION_OVERRIDE after diagnosing section type conflict.
16173         (get_variable_section): No longer static.
16174         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
16175         readonly sections that need relocations.
16176         (decl_readonly_section_1): New function.
16177         (decl_readonly_section): Use it.
16178
16179         Revert:
16180         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
16181                     Steve Ellcey  <sje@cup.hp.com>
16182
16183         PR middle-end/31490
16184         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
16185         if section attribute used.
16186
16187 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
16188
16189         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
16190         * config/darwin.c (SECTION_NO_ANCHOR): Define.
16191         (darwin_init_sections): Remove assertion.
16192
16193 2011-02-03  Nick Clifton  <nickc@redhat.com>
16194
16195         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
16196         lt and ge.
16197         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
16198         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
16199         instead of "n" and "pz".
16200         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
16201         CC_FLAG_S.
16202
16203 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
16204
16205         PR target/47312
16206         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
16207         fma, expand FMA_EXPR as fma{,f,l} call.
16208
16209         PR lto/47274
16210         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
16211         copy them into a unsigned char variable and pass address of it to
16212         lto_output_data_stream.
16213
16214         PR target/47564
16215         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
16216         around backend_init_target and lang_dependent_init_target calls.
16217         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
16218         (verify_cgraph_node): Don't call set_cfun here.  Use
16219         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
16220         Set error_found for incorrectly represented calls to thunks.
16221
16222 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
16223
16224         PR debug/43092
16225         PR rtl-optimization/43494
16226         * rtl.h (for_each_inc_dec_fn): New type.
16227         (for_each_inc_dec): Declare.
16228         * rtlanal.c (struct for_each_inc_dec_ops): New type.
16229         (for_each_inc_dec_find_inc_dec): New fn.
16230         (for_each_inc_dec_find_mem): New fn.
16231         (for_each_inc_dec): New fn.
16232         * dse.c (struct insn_size): Remove.
16233         (replace_inc_dec, replace_inc_dec_mem): Remove.
16234         (emit_inc_dec_insn_before): New fn.
16235         (check_for_inc_dec): Use it, along with for_each_inc_dec.
16236         (canon_address): Pass mem modes to cselib_lookup.
16237         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
16238         (cselib_lookup_from_insn): Likewise.
16239         (cselib_subst_to_values): Likewise.
16240         * cselib.c (find_slot_memmode): New var.
16241         (cselib_find_slot): New fn.  Use it instead of
16242         htab_find_slot_with_hash everywhere.
16243         (entry_and_rtx_equal_p): Use find_slot_memmode.
16244         (autoinc_split): New fn.
16245         (rtx_equal_for_cselib_p): Rename and implement in terms of...
16246         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
16247         Deal with autoinc.  Special-case recursion into MEMs.
16248         (cselib_hash_rtx): Likewise.
16249         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
16250         address and MEM modes.
16251         (cselib_subst_to_values): Add memmode, pass it on.
16252         Deal with autoinc.
16253         (cselib_lookup): Add memmode argument, pass it on.
16254         (cselib_lookup_from_insn): Add memmode.
16255         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
16256         (struct cselib_record_autoinc_data): New.
16257         (cselib_record_autoinc_cb): New fn.
16258         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
16259         mode to cselib_lookup.  Reset autoinced REGs here instead of...
16260         (cselib_process_insn): ... here.
16261         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
16262         to cselib_lookup.
16263         (add_uses): Likewise, also to cselib_subst_to_values.
16264         (add_stores): Likewise.
16265         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
16266         cselib_subst_to_values.
16267         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
16268         * gcse.c (do_local_cprop): Adjusted.
16269         * postreload.c (reload_cse_simplify_set): Adjusted.
16270         (reload_cse_simplify_operands): Adjusted.
16271         * sel-sched-dump (debug_mem_addr_value): Pass mode.
16272
16273 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
16274
16275         PR tree-optimization/45122
16276         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
16277         unsafe assumptions when there's more than one loop exit.
16278
16279 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
16280
16281         PR target/47272
16282         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
16283         Document using vector double with the load/store builtins, and
16284         that the load/store builtins always use Altivec instructions.
16285
16286         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
16287         to use altivec memory instructions, even on VSX.
16288         (vector_altivec_store_<mode>): Ditto.
16289
16290         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
16291         function.
16292
16293         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16294         V2DF, V2DI support to load/store overloaded builtins.
16295
16296         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
16297         altivec load/store builtins for V2DF/V2DI types.
16298
16299         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16300         set avoid indexed addresses on power6 if -maltivec.
16301         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
16302         vector_altivec_load/vector_altivec_store builtins.
16303         (altivec_expand_st_builtin): Ditto.
16304         (altivec_expand_builtin): Add VSX memory builtins.
16305         (rs6000_init_builtins): Add V2DI types to internal types.
16306         (altivec_init_builtins): Add support for V2DF/V2DI altivec
16307         load/store builtins.
16308         (rs6000_address_for_altivec): Insure memory address is appropriate
16309         for Altivec.
16310
16311         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
16312         vec_vsx_ld and vec_vsx_st.
16313         (vsx_store_<mode>): Ditto.
16314
16315         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
16316         variables to hold long long types for VSX vector memory builtins.
16317         (RS6000_BTI_unsigned_long_long): Ditto.
16318         (long_long_integer_type_internal_node): Ditti.
16319         (long_long_unsigned_type_internal_node): Ditti.
16320
16321         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
16322         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
16323         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
16324
16325         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
16326         short cuts.
16327         (vec_vsx_st): Ditto.
16328
16329 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
16330
16331         * config/pa/pa-hpux10.opt: New.
16332         * config/hpux11.opt (pthread): New Driver option.
16333         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
16334         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
16335
16336 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
16337
16338         * config/ia64/vms.opt: New.
16339         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
16340
16341 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
16342
16343         PR target/47580
16344         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
16345         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
16346         generator functions.
16347         (vsx_floatuns<VSi><mode>2): Ditto.
16348         (vsx_fix_trunc<mode><VSi>2): Ditto.
16349         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
16350
16351 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
16352
16353         * config/i386/djgpp.opt (posix): New Driver option.
16354
16355 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
16356
16357         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
16358         Move to the unsupported targets list.
16359
16360 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
16361
16362         PR rtl-optimization/47525
16363         * df-scan.c: Update copyright years.
16364         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
16365         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
16366
16367 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16368
16369         * config/i386/sysv4.h (TARGET_VERSION): Remove.
16370         (SUBTARGET_RETURN_IN_MEMORY): Remove.
16371         (ASM_OUTPUT_ASCII): Remove.
16372         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
16373
16374 2011-02-02  Jeff Law  <law@redhat.com>
16375
16376         PR middle-end/47543
16377         * reload.c (find_reloads_address): Handle reg+d address where both
16378         components are invalid by reloading the entire address.
16379
16380 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
16381             Richard Guenther  <rguenther@suse.de>
16382
16383         PR tree-optimization/40979
16384         PR bootstrap/47044
16385         * passes.c (init_optimization_passes): After LIM call copy_prop
16386         and DCE to clean up.
16387         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
16388
16389 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
16390
16391         PR tree-optimization/47576
16392         PR tree-optimization/47555
16393         * doc/invoke.texi (scev-max-expr-complexity): Documented.
16394         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
16395         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
16396         * tree-scalar-evolution.c (follow_ssa_edge): Use
16397         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
16398
16399 2011-02-02  Richard Guenther  <rguenther@suse.de>
16400
16401         PR tree-optimization/47566
16402         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
16403
16404 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
16405
16406         PR debug/47106
16407         PR debug/47402
16408         * tree-inline.c (declare_return_variable): Remove unused caller
16409         variable.
16410
16411         PR debug/47106
16412         PR debug/47402
16413         * tree-flow-inline.h (clear_is_used, is_used_p): New.
16414         * cfgexpand.c (account_used_vars_for_block): Use them.
16415         * tree-nrv.c (tree_nrv): Likewise.
16416         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
16417         (dump_scope_block): Likewise.
16418         (remove_unused_locals): Likewise.
16419
16420         PR debug/47106
16421         PR debug/47402
16422         * tree-inline.c (declare_return_variable): Add result decl to
16423         local decls only once.
16424         * gimple-low.c (record_vars_into): Mark newly-created variables
16425         as referenced.
16426
16427 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
16428
16429         PR debug/47498
16430         PR debug/47501
16431         PR debug/45136
16432         PR debug/45130
16433         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16434         debug insns.
16435         (no_real_insns_p, schedule_block, set_priorities): Drop special
16436         treatment of boundary debug insns.
16437         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16438         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
16439         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16440         (BOUNDARY_DEBUG_INSN_P): Likewise.
16441         (SCHEDULE_DEBUG_INSN_P): Likewise.
16442         * sched-rgn.c (init_ready_list): Drop special treatment of
16443         boundary debug insns.
16444         * final.c (rest_of_clean_state): Clear notes' BB.
16445
16446 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16447
16448         * config/openbsd.opt (assert=): New Driver option.
16449
16450 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16451
16452         * config/i386/nto.opt: New.
16453         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
16454
16455 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16456
16457         * config/i386/netware.opt: New.
16458         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
16459
16460 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16461
16462         * config/interix.opt (posix): New Driver option.
16463
16464 2011-02-01  DJ Delorie  <dj@redhat.com>
16465
16466         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
16467
16468         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
16469         class for A0/A1.
16470
16471 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
16472
16473         PR tree-optimization/47561
16474         * toplev.c (process_options): Print the Graphite flags.  Add
16475         flag_loop_flatten to the list of options requiring Graphite.
16476
16477 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16478
16479         * config/i386/cygming.opt (posix): New Driver option.
16480
16481 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16482
16483         * config/arm/vxworks.opt: New.
16484         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
16485
16486 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
16487
16488         * config/alpha/elf.opt: New.
16489         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
16490         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
16491
16492 2011-02-01  Richard Guenther  <rguenther@suse.de>
16493
16494         PR tree-optimization/47559
16495         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
16496         store-motion on references that can throw.
16497
16498 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
16499
16500         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
16501         * tree-pass.h (TDF_CSELIB): New macro.
16502         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
16503         cselib_lookup): Check for it rather than for TDF_DETAILS.
16504
16505 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
16506
16507         PR driver/47547
16508         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
16509         is HOST_BIT_BUCKET.
16510
16511         * opts.c (finish_options): Don't add x_aux_base_name if it is
16512         HOST_BIT_BUCKET.
16513
16514 2011-02-01  Richard Guenther  <rguenther@suse.de>
16515
16516         PR tree-optimization/47555
16517         Revert
16518         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
16519
16520         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
16521
16522 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
16523
16524         PR gcc/46692
16525         * config/lm32/t-lm32: Add multilib for all CPU options.
16526
16527 2011-02-01  Richard Guenther  <rguenther@suse.de>
16528
16529         PR tree-optimization/47541
16530         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16531         sure to have a field at offset zero.
16532
16533 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
16534
16535         * config/arc/arc.opt (EB, EL): New Driver options.
16536
16537 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
16538
16539         * config/alpha/osf5.opt: New.
16540         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
16541
16542 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
16543
16544         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
16545
16546 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
16547
16548         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
16549         -floop-interchange.
16550         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
16551         is an alias of -floop-interchange and that it requires the
16552         Graphite infrastructure.
16553         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
16554         flag_loop_interchange based on the value of flag_tree_loop_linear.
16555
16556 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
16557             Richard Guenther  <rguenther@suse.de>
16558
16559         PR tree-optimization/47538
16560         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
16561         type instead of r1type, except for comparisons.  For right
16562         shifts and comparisons punt if there are mismatches in
16563         sizetype vs. non-sizetype types.
16564
16565 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16566
16567         * doc/sourcebuild.texi (Effective-Target Keywords): Document
16568         avx_runtime.
16569
16570 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16571
16572         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
16573         version number.
16574         * configure: Regenerate.
16575
16576 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16577
16578         * configure.ac (gcc_cv_ld_static_option): Define.
16579         (gcc_cv_ld_dynamic_option): Define.
16580         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
16581         instead.
16582         (HAVE_LD_STATIC_DYNAMIC): Update message.
16583         (LD_STATIC_OPTION): Define.
16584         (LD_DYNAMIC_OPTION): Define.
16585         * configure: Regenerate.
16586         * config.in: Regenerate.
16587         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
16588         HAVE_LD_STATIC_DYNAMIC]: Use them.
16589
16590 2011-01-31  Nick Clifton  <nickc@redhat.com>
16591
16592         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
16593         registers inside interrupt handlers if the handler is not a leaf
16594         function.
16595
16596 2011-01-31  Nick Clifton  <nickc@redhat.com>
16597
16598         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
16599         reg_renumber returning an INVALID_REGNUM.
16600
16601 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
16602
16603         PR libgcj/44341
16604         * doc/install.texi: Document host options discarded when cross
16605         configuring target libraries.
16606
16607 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
16608
16609         Reverted:
16610         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
16611         PR debug/45136
16612         PR debug/45130
16613         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16614         debug insns.
16615         (no_real_insns_p, schedule_block, set_priorities): Drop special
16616         treatment of boundary debug insns.
16617         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16618         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
16619         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16620         (BOUNDARY_DEBUG_INSN_P): Likewise.
16621         (SCHEDULE_DEBUG_INSN_P): Likewise.
16622         * sched-rgn.c (init_ready_list): Drop special treatment of
16623         boundary debug insns.
16624         * final.c (rest_of_clean-state): Clear notes' BB.
16625
16626 2011-01-31  Alan Modra  <amodra@gmail.com>
16627
16628         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
16629         toc relative expressions as we do in print_operand_address.
16630
16631 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
16632
16633         * doc/extend.texi: Follow spelling conventions.
16634         * doc/invoke.texi: Fix a typo.
16635
16636 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
16637
16638         * config/hpux11.opt: New.
16639         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
16640         ia64*-*-hpux*): Use hpux11.opt.
16641
16642 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
16643
16644         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
16645         to tmake_file.
16646
16647 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16648
16649         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
16650         support sites.
16651
16652 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16653
16654         * doc/install.texi (Binaries): Remove outdated reference for
16655         Motorola 68HC11/68HC12 downloads.
16656
16657 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16658
16659         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
16660         Drepper's paper.
16661
16662 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
16663
16664         PR bootstrap/47147
16665         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
16666         used by NetBSD.
16667
16668 2011-01-28  Ahmad Sharif  <asharif@google.com>
16669
16670         * value-prof.c (check_counter): Corrected error message.
16671
16672 2011-01-29  Jie Zhang  <jie@codesourcery.com>
16673
16674         * config/arm/arm.c (arm_legitimize_reload_address): New.
16675         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
16676         arm_legitimize_reload_address.
16677         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
16678
16679 2011-01-28  Ian Lance Taylor  <iant@google.com>
16680
16681         * godump.c (go_define): Ignore macros whose definitions include
16682         two adjacent operands.
16683
16684 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
16685
16686         PR target/42894
16687         * varasm.c (force_const_mem): Store copy of x in desc->constant
16688         instead of x itself.
16689         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
16690         itself into REG_EQUAL note.
16691
16692 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
16693
16694         * config/freebsd.opt (posix, rdynamic): New Driver options.
16695
16696 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16697
16698         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
16699         -Bstatic/-Bdynamic.
16700         * configure: Regenerate.
16701
16702 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
16703
16704         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
16705         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
16706
16707 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
16708
16709         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
16710         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
16711         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
16712         (s390_preferred_reload_class): Make static. Change return and
16713         'rclass' argument type to reg_class_t.
16714
16715 2011-01-27  Jan Hubicka  <jh@suse.cz>
16716
16717         PR middle-end/46949
16718         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
16719         (process_function_and_variable_attributes): Check defined weakrefs.
16720
16721 2011-01-27  Martin Jambor  <mjambor@suse.cz>
16722
16723         PR tree-optimization/47228
16724         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
16725         build_ref_for_offset.
16726
16727 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16728
16729         * config/spu/spu-elf.h (ASM_SPEC): Remove.
16730
16731 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
16732
16733         PR rtl-optimization/46856
16734         * postreload.c (reload_combine_recognize_const_pattern): Do not
16735         separate cc0 setter and user on cc0 targets.
16736
16737 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
16738
16739         PR c/43082
16740         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
16741         passed a VOID_TYPE expression, immediately emit an error and
16742         return error_mark_node.
16743
16744 2011-01-26  Jeff Law  <law@redhat.com>
16745
16746         PR rtl-optimization/47464
16747         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
16748         rather than may_trap_p as needed.
16749
16750 2011-01-26  DJ Delorie  <dj@redhat.com>
16751
16752         PR rtl-optimization/46878
16753         * combine.c (insn_a_feeds_b): Check for the implicit cc0
16754         setter/user dependency as well.
16755
16756 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
16757
16758         PR rtl-optimization/44469
16759         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
16760         after removing trivially dead basic blocks.
16761
16762 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16763
16764         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
16765         * config/frv/frv.h (LINK_SPEC): Likewise.
16766         * config/i386/netware.h (LINK_SPEC): Likewise.
16767         * config/m68k/linux.h (ASM_SPEC): Likewise.
16768         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16769         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16770         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16771         * config/sparc/linux.h (ASM_SPEC): Likewise.
16772         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16773         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16774
16775 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16776
16777         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
16778         * config/frv/frv.h (ASM_SPEC): Likewise.
16779         * config/m68k/linux.h (ASM_SPEC): Likewise.
16780         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16781         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
16782         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16783         * config/sparc/linux.h (ASM_SPEC): Likewise.
16784         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16785         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16786
16787 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16788
16789         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
16790         * config/frv/frv.h (LINK_SPEC): Likewise.
16791         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16792
16793 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16794
16795         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
16796         * config/frv/frv.h (ASM_SPEC): Likewise.
16797         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
16798         * config/m68k/linux.h (ASM_SPEC): Likewise.
16799         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16800         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
16801         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16802         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
16803         * config/sparc/linux.h (ASM_SPEC): Likewise.
16804         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16805         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16806         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
16807
16808 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
16809
16810         PR target/46997
16811         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
16812         (*mux2): Ditto.
16813         (vec_extract_evenodd_help): Ditto.
16814         (vec_extract_evenv4hi): Ditto.
16815         (vec_extract_oddv4hi): Ditto.
16816         (vec_interleave_lowv2si): Ditto.
16817         (vec_interleave_highv2si): Ditto.
16818         (vec_extract_evenv2si): Ditto.
16819         (vec_extract_oddv2si: Ditto.
16820         (vec_pack_trunc_v2si): Ditto.
16821
16822 2011-01-22  Jan Hubicka  <jh@suse.cz>
16823
16824         PR target/47237
16825         * cgraph.h (cgraph_local_info): New field can_change_signature.
16826         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
16827         signature can change.
16828         (ipcp_estimate_growth): Call sequence simplify only if calle signature
16829         can change.
16830         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
16831         (cgraph_function_versioning): We can not change signature of functions
16832         that don't allow that.
16833         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
16834         (lto_input_node): Likewise.
16835         * ipa-inline.c (compute_inline_parameters): Compute
16836         local.can_change_signature.
16837         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
16838         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
16839         functions that can not change signature.
16840         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
16841         init_cumulative_args): Do not use local calling conventions
16842         for functions that can not change signature.
16843
16844 2011-01-22  Jan Hubicka  <jh@suse.cz>
16845
16846         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
16847
16848 2011-01-26  Richard Guenther  <rguenther@suse.de>
16849
16850         PR tree-optimization/47190
16851         * cgraphunit.c (process_common_attributes): New function.
16852         (process_function_and_variable_attributes): Use it.
16853
16854 2011-01-26  Richard Guenther  <rguenther@suse.de>
16855
16856         PR lto/47423
16857         * cgraphbuild.c (record_eh_tables): Record reference to personality
16858         function.
16859
16860 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
16861
16862         PR debug/45454
16863         * sel-sched.c (moveup_expr): Don't let debug insns prevent
16864         non-debug insns from moving up.
16865
16866 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16867
16868         PR target/40125
16869         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
16870         t-dlldir{,-x} fragment for build and add it to tmake_file.
16871         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16872         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
16873         * config/i386/t-dlldir: New file.
16874         (SHLIB_DLLDIR): Define.
16875         * config/i386/t-dlldir-x: New file.
16876         (SHLIB_DLLDIR): Define.
16877         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
16878         (SHLIB_INSTALL): Use it.
16879
16880 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
16881
16882         PR target/47246
16883         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
16884         lower bound of the allowed Thumb-2 coprocessor load/store
16885         index range to -256. Add explaining comment.
16886
16887 2011-01-25  Ian Lance Taylor  <iant@google.com>
16888
16889         * godump.c (go_define): Improve lexing of macro expansion to only
16890         accept expressions which match Go spec.
16891
16892 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16893
16894         PR c++/43601
16895         * tree.c (handle_dll_attribute): Handle it.
16896         * doc/extend.texi (@item dllexport): Mention it.
16897         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
16898
16899 2011-01-25  Ian Lance Taylor  <iant@google.com>
16900
16901         PR tree-optimization/26854
16902         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
16903         (decl_jump_unsafe): Move higher in file, with no other change.
16904         (bind): Set has_jump_unsafe_decl if appropriate.
16905         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
16906         (check_earlier_gotos): Likewise.
16907         (c_check_switch_jump_warnings): Likewise.
16908
16909 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
16910
16911         * doc/invoke.texi (Warning Options): Add missing hyphen.
16912         (-fprofile-dir): Minor grammatical fixes.
16913         (-fbranch-probabilities): Likewise.
16914
16915 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
16916
16917         PR debug/45136
16918         PR debug/45130
16919         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16920         debug insns.
16921         (no_real_insns_p, schedule_block, set_priorities): Drop special
16922         treatment of boundary debug insns.
16923         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16924         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
16925         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16926         (BOUNDARY_DEBUG_INSN_P): Likewise.
16927         (SCHEDULE_DEBUG_INSN_P): Likewise.
16928         * sched-rgn.c (init_ready_list): Drop special treatment of
16929         boundary debug insns.
16930         * final.c (rest_of_clean-state): Clear notes' BB.
16931
16932 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16933
16934         * Makefile.in (LAMBDA_H): Removed.
16935         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
16936         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
16937         lambda-trans.o, and tree-loop-linear.o.
16938         (lto-symtab.o): Remove dependence on LAMBDA_H.
16939         (tree-loop-linear.o): Remove rule.
16940         (lambda-mat.o): Same.
16941         (lambda-trans.o): Same.
16942         (lambda-code.o): Same.
16943         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
16944         (tree-vect-slp.o): Same.
16945         * hwint.h (gcd): Moved here.
16946         (least_common_multiple): Same.
16947         * lambda-code.c: Removed.
16948         * lambda-mat.c: Removed.
16949         * lambda-trans.c: Removed.
16950         * lambda.h: Removed.
16951         * tree-loop-linear.c: Removed.
16952         * lto-symtab.c: Do not include lambda.h.
16953         * omega.c (gcd): Removed.
16954         * passes.c (init_optimization_passes): Remove pass_linear_transform.
16955         * tree-data-ref.c (print_lambda_vector): Moved here.
16956         (lambda_vector_copy): Same.
16957         (lambda_matrix_copy): Same.
16958         (lambda_matrix_id): Same.
16959         (lambda_vector_first_nz): Same.
16960         (lambda_matrix_row_add): Same.
16961         (lambda_matrix_row_exchange): Same.
16962         (lambda_vector_mult_const): Same.
16963         (lambda_vector_negate): Same.
16964         (lambda_matrix_row_negate): Same.
16965         (lambda_vector_equal): Same.
16966         (lambda_matrix_right_hermite): Same.
16967         * tree-data-ref.h: Do not include lambda.h.
16968         (lambda_vector): Moved here.
16969         (lambda_matrix): Same.
16970         (dependence_level): Same.
16971         (lambda_transform_legal_p): Removed declaration.
16972         (lambda_collect_parameters): Same.
16973         (lambda_compute_access_matrices): Same.
16974         (lambda_vector_gcd): Same.
16975         (lambda_vector_new): Same.
16976         (lambda_vector_clear): Same.
16977         (lambda_vector_lexico_pos): Same.
16978         (lambda_vector_zerop): Same.
16979         (lambda_matrix_new): Same.
16980         * tree-flow.h (least_common_multiple): Removed declaration.
16981         * tree-parloops.c (lambda_trans_matrix): Moved here.
16982         (LTM_MATRIX): Same.
16983         (LTM_ROWSIZE): Same.
16984         (LTM_COLSIZE): Same.
16985         (LTM_DENOMINATOR): Same.
16986         (lambda_trans_matrix_new): Same.
16987         (lambda_matrix_vector_mult): Same.
16988         (lambda_transform_legal_p): Same.
16989         * tree-pass.h (pass_linear_transform): Removed declaration.
16990         * tree-ssa-loop.c (tree_linear_transform): Removed.
16991         (gate_tree_linear_transform): Removed.
16992         (pass_linear_transform): Removed.
16993         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
16994         flag_loop_interchange.
16995
16996 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16997
16998         PR tree-optimization/47265
16999         PR tree-optimization/47443
17000         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
17001         if name still has some uses.
17002
17003 2011-01-25  Martin Jambor  <mjambor@suse.cz>
17004
17005         PR tree-optimization/47382
17006         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
17007         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
17008
17009 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
17010
17011         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
17012         sjlj_except_unwind_info.
17013
17014 2011-01-25  Richard Guenther  <rguenther@suse.de>
17015
17016         PR tree-optimization/47426
17017         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
17018         visible functions results escape.
17019
17020 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
17021
17022         PR target/45701
17023         * config/arm/arm.c (any_sibcall_uses_r3): New function.
17024         (arm_get_frame_offsets): Use it.
17025
17026 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17027             Jakub Jelinek  <jakub@redhat.com>
17028
17029         PR tree-optimization/47271
17030         * tree-if-conv.c (bb_postdominates_preds): New.
17031         (if_convertible_bb_p): Call bb_postdominates_preds.
17032         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
17033         (predicate_scalar_phi): Call bb_postdominates_preds.
17034
17035 2011-01-25  Nick Clifton  <nickc@redhat.com>
17036
17037         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
17038         * config/rx/rx.c (rx_function_value): Likewise.
17039         (rx_promote_function_mode): Likewise.
17040         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
17041         in order to make it legitimate.
17042         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
17043         make sure that the first operand is the same as the result register.
17044         (addsi3_unspec): Delete.
17045         (subdi3): Do not accept immediate operands.
17046         (subdi3_internal): Likewise.
17047
17048 2011-01-25  Jeff Law  <law@redhat.com>
17049
17050         PR rtl-optimization/37273
17051         * ira-costs.c (scan_one_insn): Detect constants living in memory and
17052         handle them like argument loads from stack slots.  Do not double
17053         count memory for memory constants and argument loads from stack slots.
17054
17055 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
17056
17057         PR tree-optimization/47427
17058         PR tree-optimization/47428
17059         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17060         coalesce if the new root var would be TREE_READONLY.
17061
17062 2011-01-25  Richard Guenther  <rguenther@suse.de>
17063
17064         PR middle-end/47414
17065         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
17066         correct type for TBAA.
17067
17068 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17069
17070         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
17071         (close_phi_written_to_memory): Call for_each_index with
17072         dr_indices_valid_in_loop.
17073
17074 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17075
17076         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
17077         when it is initialized.
17078
17079 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17080
17081         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
17082         call to graphite_find_data_references_in_stmt.
17083         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
17084         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
17085         call to graphite_find_data_references_in_stmt.
17086         (analyze_drs_in_stmts): Same.
17087         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
17088         in which the scalar analysis of indices is performed.
17089         (create_data_ref): Same.  Update call to dr_analyze_indices.
17090         (find_data_references_in_stmt): Update call to create_data_ref.
17091         (graphite_find_data_references_in_stmt): Same.
17092         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
17093         declaration.
17094         (create_data_ref): Same.
17095         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
17096         call to create_data_ref.
17097
17098 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17099
17100         * graphite-sese-to-poly.c (build_poly_scop): Move
17101         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
17102
17103 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17104
17105         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
17106         VAR_DECL, PARM_DECL, and RESULT_DECL.
17107
17108 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17109
17110         * graphite-dependences.c (reduction_dr_1): Allow several reductions
17111         in a reduction PBB.
17112         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
17113         that have already been marked as PBB_IS_REDUCTION.
17114
17115 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17116
17117         * graphite-scop-detection.c (same_close_phi_node): New.
17118         (remove_duplicate_close_phi): New.
17119         (make_close_phi_nodes_unique): New.
17120         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
17121
17122 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17123
17124         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
17125         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
17126         of both data references to be the same.
17127
17128 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17129
17130         * graphite-dependences.c (build_lexicographical_constraint): Remove
17131         the gdim parameter.
17132         (build_lexicographical_constraint): Adjust call to
17133         ppl_powerset_is_empty.
17134         (dependence_polyhedron): Same.
17135         (graphite_legal_transform_dr): Same.
17136         (graphite_carried_dependence_level_k): Same.
17137         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
17138         parameter.
17139         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
17140
17141 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17142
17143         * graphite-sese-to-poly.c
17144         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
17145         (close_phi_written_to_memory): New.
17146         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
17147         and unshare_expr.
17148
17149 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17150
17151         * doc/install.texi: Update the expected version number of PPL to 0.11.
17152         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
17153         #if PPL_VERSION_MINOR < 11.
17154
17155 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17156
17157         * graphite-dependences.c: Include graphite-cloog-util.h.
17158         (new_poly_ddr): Inlined into dependence_polyhedron.
17159         (free_poly_ddr): Moved close by new_poly_ddr.
17160         (dependence_polyhedron_1): Renamed dependence_polyhedron.
17161         Early return NULL when ppl_powerset_is_empty returns true.
17162         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
17163         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
17164         (graphite_legal_transform_dr): Call new_poly_ddr.
17165         (graphite_carried_dependence_level_k): Same.
17166         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
17167         (dot_transformed_deps_stmt_1): Removed.
17168         (dot_deps_stmt_1): Call dot_deps_stmt_2.
17169         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
17170         (dot_deps_1): Call dot_deps_2.
17171         * Makefile.in (graphite-dependences.o): Add missing dependence on
17172         graphite-cloog-util.h.
17173
17174 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17175
17176         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
17177         (build_lexicographical_constraint): Same.
17178         (dependence_polyhedron_1): Same.
17179         (graphite_legal_transform_dr): Same.
17180         (graphite_carried_dependence_level_k): Same.
17181         * graphite-ppl.c (ppl_powerset_is_empty): New.
17182         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
17183         * tree-data-ref.c (dump_data_reference): Print the basic block index.
17184
17185 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17186
17187         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
17188         the "a followed by b" relation and document it.
17189
17190 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17191
17192         * graphite-dependences.c (build_lexicographical_constraint): Stop the
17193         iteration when the bag of constraints is empty.
17194
17195 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17196
17197         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
17198
17199 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17200
17201         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
17202         nest and two loop depths as parameters.
17203         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
17204         lst_perfect_nestify.
17205
17206 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17207
17208         * graphite-dependences.c (print_pddr): Call
17209         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
17210
17211 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
17212
17213         * graphite-ppl.c (debug_gmp_value): New.
17214         * graphite-ppl.h (debug_gmp_value): Declared.
17215
17216 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
17217
17218         * doc/install.texi: Document availability of cloog-0.16.
17219
17220 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
17221
17222         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
17223         invalid postdominance info.
17224
17225 2011-01-24  Jan Hubicka  <jh@suse.cz>
17226
17227         PR c/21659
17228         * doc/extend.texi (weak pragma): Drop claim that it must
17229         appear before definition.
17230         * varasm.c (merge_weak, declare_weak): Only sanity check
17231         that DECL is not output at a time it is declared weak.
17232
17233 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
17234
17235         * machmode.def: Fixed comments.
17236
17237 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
17238
17239         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
17240
17241 2011-01-24  Paul Koning  <ni1d@arrl.net>
17242
17243         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
17244         WORDS_BIG_ENDIAN.
17245
17246 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
17247
17248         PR target/46519
17249         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
17250         (block_info): Add scanned and prev.
17251         (move_or_delete_vzeroupper_2): Return if the basic block
17252         has been scanned and the upper 128bit state is unchanged
17253         from the last scan.
17254         (move_or_delete_vzeroupper_1): Return true if the exit
17255         state is changed.
17256         (move_or_delete_vzeroupper): Visit basic blocks using the
17257         work-list based algorithm based on vt_find_locations in
17258         var-tracking.c.
17259
17260         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
17261
17262 2011-01-24  Nick Clifton  <nickc@redhat.com>
17263
17264         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
17265         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
17266         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
17267         then define __v850e1__.
17268         * doc/invoke.texi: Document -mv850es.
17269
17270 2011-01-24  Richard Henderson  <rth@redhat.com>
17271
17272         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
17273         compound unordered comparisons.
17274         * config/rx/rx.c (rx_split_fp_compare): Remove.
17275         * config/rx/rx-protos.h: Update.
17276         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
17277         (cbranchsf4): Don't call rx_split_fp_compare.
17278         (*cbranchsf4): Use rx_split_cbranch.
17279         (*cmpsf): Don't accept "i" constraint.
17280         (*conditional_branch): Only valid after reload.
17281         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
17282
17283 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
17284
17285         PR target/47385
17286         * config/rs6000/altivec.md (vector constant splitters): Add
17287         support for creating vector single precision constants if -mvsx is
17288         used and we would create the constant using Altivec primitives.
17289
17290 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
17291             Richard Sandiford  <rdsandiford@googlemail.com>
17292
17293         PR rtl-optimization/47166
17294         * reload1.c (emit_reload_insns): Disable the spill_reg_store
17295         mechanism for PRE_MODIFY and POST_MODIFY.
17296         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
17297         reloadreg.
17298
17299 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
17300
17301         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
17302
17303 2011-01-22  Jan Hubicka  <jh@suse.cz>
17304
17305         PR lto/47333
17306         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
17307
17308 2011-01-22  Jan Hubicka  <jh@suse.cz>
17309
17310         PR tree-optimization/43884
17311         PR lto/44334
17312         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
17313         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
17314
17315 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
17316
17317         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
17318         * config/s390/s390.c (s390_register_move_cost,
17319         s390_memory_move_cost): New.
17320         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
17321
17322 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17323
17324         PR middle-end/47401
17325         * except.c (sjlj_assign_call_site_values): Move setting the
17326         crtl->uses_eh_lsda flag to ...
17327         (sjlj_mark_call_sites): ... here.
17328         (sjlj_emit_function_enter): Support NULL dispatch label.
17329         (sjlj_build_landing_pads): In a function with no landing pads
17330         that still has must-not-throw regions, generate code to register
17331         a personality function with empty LSDA.
17332
17333 2011-01-21  Richard Henderson  <rth@redhat.com>
17334
17335         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
17336
17337         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
17338
17339         * compare-elim.c: New file.
17340         * Makefile.in (OBJS-common): Add it.
17341         (compare-elim.o): New.
17342         * common.opt (fcompare-elim): New.
17343         * opts.c (default_options_table): Add OPT_fcompare_elim.
17344         * tree-pass.h (pass_compare_elim_after_reload): New.
17345         * passes.c (init_optimization_passes): Add it.
17346         * recog.h: Protect against re-inclusion.
17347         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
17348         * doc/invoke.texi (-fcompare-elim): Document it.
17349         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
17350         * doc/tm.texi: Rebuild.
17351
17352 2011-01-22  Nick Clifton  <nickc@redhat.com>
17353
17354         * config/rx/rx.md (cstoresf4): Pass comparison operator to
17355         rx_split_fp_compare.
17356
17357 2011-01-22  Nick Clifton  <nickc@redhat.com>
17358
17359         * config/rx/rx.md (UNSPEC_CONST): New.
17360         (deallocate_and_return): Wrap the amount popped off the stack in
17361         an UNSPEC_CONST in order to stop it being rejected by
17362         -mmax-constant-size.
17363         (pop_and_return): Add a "(return)" rtx.
17364         (call): Drop the immediate operand.
17365         (call_internal): Likewise.
17366         (call_value): Likewise.
17367         (call_value_internal): Likewise.
17368         (sibcall_internal): Likewise.
17369         (sibcall_value_internal): Likewise.
17370         (sibcall): Likewise.  Generate an explicit call using
17371         sibcall_internal.
17372         (sibcall_value): Likewise.
17373         (mov<>): FAIL if a constant operand is not legitimate.
17374         (addsi3_unpsec): New pattern.
17375
17376         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
17377         (ok_for_max_constant): New function.
17378         (gen_safe_add): New function.
17379         (rx_expand_prologue): Use gen_safe_add.
17380         (rx_expand_epilogue): Likewise.
17381         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
17382         UNSPEC CONSTs.
17383
17384 2011-01-21  Jeff Law  <law@redhat.com>
17385
17386         PR tree-optimization/47053
17387         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
17388         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
17389         statements are deleted.
17390         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
17391         is nonempty, then purge dead edges and cleanup the CFG.
17392
17393 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
17394
17395         PR debug/47402
17396         Temporarily revert:
17397         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
17398         PR debug/47106
17399         * tree-dfa.c (create_var_ann): Mark variable as used.
17400
17401 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
17402
17403         PR middle-end/45566
17404         * except.c (convert_to_eh_region_ranges): Emit queued no-region
17405         notes from other section in hot/cold partitioning even if
17406         last_action is -3.  Increment call_site_base.
17407
17408         PR rtl-optimization/47366
17409         * fwprop.c (forward_propagate_into): Return bool.  If
17410         any changes are made, -fnon-call-exceptions is used and
17411         REG_EH_REGION note is present, call purge_dead_edges
17412         and return true if it purged anything.
17413         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
17414         any EH edges were purged.
17415
17416 2011-01-21  Jeff Law  <law@redhat.com>
17417
17418         PR rtl-optimization/41619
17419         * caller-save.c (setup_save_areas): Break out code to determine
17420         which hard regs are live across calls by examining the reload chains
17421         so that it is always used.
17422         Eliminate code which checked REG_N_CALLS_CROSSED.
17423
17424 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
17425
17426         PR tree-optimization/47355
17427         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
17428         NOP has non-debug uses beyond PHIs in new_bb.
17429
17430 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
17431
17432         PR debug/47106
17433         * cfgexpand.c (account_used_vars_for_block): Only account vars
17434         that are annotated as used.
17435         (estimated_stack_frame_size): Don't set TREE_USED.
17436         * tree-dfa.c (create_var_ann): Mark variable as used.
17437
17438 2011-01-21  Richard Guenther  <rguenther@suse.de>
17439
17440         PR middle-end/47395
17441         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
17442
17443 2011-01-21  Richard Guenther  <rguenther@suse.de>
17444
17445         PR tree-optimization/47365
17446         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
17447         (vn_reference_lookup_pieces): Adjust.
17448         (vn_reference_lookup): Likewise.
17449         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
17450         (vn_reference_lookup_3): Only look through kills if in
17451         VN_WALKREWRITE mode.
17452         (vn_reference_lookup_pieces): Adjust.
17453         (vn_reference_lookup): Likewise.
17454         (visit_reference_op_load): Likewise.
17455         (visit_reference_op_store): Likewise.
17456         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
17457         (compute_avail): Likewise.
17458         (eliminate): Likewise.
17459
17460 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
17461
17462         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
17463         DECL_IGNORED_P non-reg vars if they are used.
17464
17465         PR tree-optimization/47391
17466         * varpool.c (const_value_known_p): Return false if
17467         decl is volatile.
17468
17469 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
17470
17471         PR bootstrap/47215
17472         * config/i386/i386.c (ix86_local_alignment): Handle
17473         case for va_list_type_node is nil.
17474         (ix86_canonical_va_list_type): Likewise.
17475
17476 2011-01-21  Alan Modra  <amodra@gmail.com>
17477
17478         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
17479         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
17480
17481 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17482
17483         * config/arm/arm.md (define_attr type): Rename f_load
17484         and f_store to f_fpa_load and f_fpa_store. Update.
17485         (write_conflict): Deal with rename fallout.
17486         (*push_fp_multi): Likewise.
17487         * config/arm/fpa.md (f_load): Use f_fpa_load.
17488         (f_store): Use f_fpa_store.
17489         (*movsf_fpa): Likewise.
17490         (*movdf_fpa): Likewise.
17491         (*movxf_fpa): Likewise.
17492         (*thumb2_movsf_fpa): Likewise.
17493         (*thumb2_movdf_fpa): Likewise.
17494         (*thumb2_movxf_fpa): Likewise.
17495         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
17496         f_loadd and f_stored.
17497         (*thumb2_movdi_vfp): Likewise.
17498         (*thumb2_movsf_vfp): Fix attribute to f_loads.
17499         (*thumb2_movsi_vfp): Likewise.
17500         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
17501         Use f_loads instead of f_load.
17502         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
17503
17504 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
17505
17506         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
17507         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
17508         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
17509         (xtensa_mode_dependent_address_p): New function.
17510         (constantpool_address_p): Make static. Change return type to bool.
17511         Change argument type to const_rtx. Use CONST_INT_P predicate.
17512
17513 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
17514
17515         PR debug/46583
17516         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
17517
17518 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
17519
17520         PR debug/47283
17521         * cfgexpand.c (expand_debug_expr): Instead of generating
17522         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
17523         etc. handling.
17524
17525 2011-01-20  Richard Guenther  <rguenther@suse.de>
17526
17527         PR middle-end/47370
17528         * tree-inline.c (remap_gimple_op_r): Recurse manually for
17529         the pointer operand of MEM_REFs.
17530
17531 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
17532
17533         PR tree-optimization/46130
17534         * ipa-split.c (consider_split): If return_bb contains non-virtual
17535         PHIs other than for retval or if split_function would not adjust it,
17536         refuse to split.
17537
17538 2011-01-20  Richard Guenther  <rguenther@suse.de>
17539
17540         PR tree-optimization/47167
17541         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
17542         Revert previous change, only avoid enumeral type changes.
17543
17544 2011-01-19  Mike Stump  <mikestump@comcast.net>
17545
17546         * doc/tm.texi.in (BRANCH_COST): Englishify.
17547         * doc/tm.texi (BRANCH_COST): Likewise.
17548
17549 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
17550
17551         PR c++/47291
17552         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
17553         (gen_scheduled_generic_parms_dies): New functions.
17554         (gen_struct_or_union_type_die): Schedule template parameters DIEs
17555         generation for the end of CU compilation.
17556         (dwarf2out_finish): Generate template parameters DIEs here.
17557
17558 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
17559
17560         PR debug/46240
17561         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
17562         debug bind stmt on merge edges.
17563
17564 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
17565
17566         PR debug/47079
17567         PR debug/46724
17568         * function.c (instantiate_expr): Instantiate incoming rtl of
17569         implicit arguments, and recurse on VALUE_EXPRs.
17570         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
17571         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
17572
17573 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
17574
17575         * c-parser.c (c_parser_for_statement): Initialize
17576         collection_expression.
17577
17578 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
17579
17580         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
17581
17582 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
17583
17584         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
17585         (LINK_SHLIB_SPEC): Don't use %(link_path).
17586         (SUBTARGET_EXTRA_SPECS): Remove link_path.
17587
17588 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
17589
17590         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
17591         (NO_SHARED_LIB_SUPPORT): Remove.
17592         (LINK_SHLIB_SPEC): Remove one conditional definition.
17593
17594 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
17595
17596         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
17597         %{call_shared}.
17598         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
17599         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
17600         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
17601         %{call_shared} and conditionals on these options not being passed.
17602         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
17603         %{call_shared}.
17604
17605 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
17606
17607         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
17608         simplify.
17609
17610         * ipa-split.c: Spelling fixes.
17611
17612 2011-01-19  Richard Henderson  <rth@redhat.com>
17613
17614         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
17615         (*mulsi3): Likewise.
17616
17617         * longlong.h [__mn10300__] (count_leading_zeros): New.
17618         [__mn10300__] (umul_ppmm, smul_ppmm): New.
17619         [__mn10300__] (add_ssaaaa, subddmmss): New.
17620         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
17621         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
17622
17623 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17624
17625         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
17626
17627 2011-01-19  Richard Henderson  <rth@redhat.com>
17628
17629         * config/mn10300/mn10300.md (addsi3_flags): New.
17630         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
17631         (subsi3_flags, subc_internal, subdi3): New.
17632         (subdi3_internal, *subdi3_degenerate): New.
17633         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
17634
17635         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
17636         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
17637         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
17638         * config/mn10300/mn10300-protos.h: Update.
17639         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
17640         (return_ret): Likewise.  Rename from return_internal_regs.
17641         (return_internal): Remove.
17642
17643         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
17644         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
17645         (mn10300_legitimate_constant_p): Likewise.
17646         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
17647         (mn10300_frame_size): New.
17648         (mn10300_expand_prologue): Use it.
17649         (mn10300_expand_epilogue): Likewise.
17650         (mn10300_initial_offset): Likewise.
17651         * config/mn10300/mn10300-protos.h: Update.
17652         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
17653         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
17654         (prologue, epilogue, return_internal): Tidy output code.
17655         (mn10300_store_multiple_operation, return): Likewise.
17656         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
17657         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
17658         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
17659         (load_pic, am33_load_pic): New.
17660         (mn10300_load_pic0, mn10300_load_pic1): New.
17661
17662         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
17663         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
17664         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
17665         (cc_flags_for_mode, cc_flags_for_code): New.
17666         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
17667         overflow flag is not valid.  Validate that the flags we need
17668         for the comparison are valid.
17669         (mn10300_output_cmp): Remove.
17670         (mn10300_output_add): New.
17671         (mn10300_select_cc_mode): Use cc_flags_for_code.
17672         (mn10300_split_cbranch): New.
17673         (mn10300_match_ccmode): New.
17674         (mn10300_split_and_operand_count): New.
17675         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
17676         to the function.
17677         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
17678         (addsi3): ... here.  Use mn10300_output_add.
17679         (*addsi3_flags): New.
17680         (*am33_subsi3, *mn10300_subsi3): Merge...
17681         (subsi3): ... here.  Use attribute isa.
17682         (*subsi3_flags): New.
17683         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
17684         when possible.
17685         (*am33_andsi3, *mn10300_andsi3): Merge...
17686         (andsi3): ... here.
17687         (*andsi3_flags): New.
17688         (andsi3 splitters): New.
17689         (*am33_iorsi3, *mn10300_iorsi3): Merge...
17690         (iorsi3): ... here.
17691         (*iorsi3_flags): New.
17692         (*am33_xorsi3, *mn10300_xorsi3): Merge...
17693         (xorsi3): ... here.
17694         (*xorsi3_flags): New.
17695         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
17696         (one_cmplsi2): ... here.
17697         (*one_cmplsi2_flags): New.
17698         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
17699         instead of "dax" in constraints.  Use mn10300_split_cbranch.
17700         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
17701         use matching constraints to eliminate a self-comparison.
17702         (*integer_conditional_branch): Rename from integer_conditional_branch.
17703         Use int_mode_flags to match CC_REG.
17704         (*cbranchsi4_btst, *btstsi): New.
17705         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
17706         mn10300_split_cbranch.
17707         (*am33_cmpsf): Rename from am33_cmpsf.
17708         (*float_conditional_branch): Rename from float_conditional_branch.
17709         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
17710         (zero_extendqisi2): ... here.
17711         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
17712         (zero_extendhisi2): ... here.
17713         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
17714         (extendqisi2): ... here.
17715         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
17716         (extendhisi2): ... here.
17717         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
17718         (ashlsi3): ... here.
17719         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
17720         (lshrsi3): ... here.
17721         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
17722         (ashrsi3): ... here.
17723         (consecutive add peephole): Remove.
17724         * config/mn10300/predicates.md (label_ref_operand): New.
17725         (int_mode_flags): New.
17726         (CCZN_comparison_operator): New.
17727
17728         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
17729         (throughput_42_latency_43): New reservation.
17730         (mulsidi3, umulsidi3): New expanders.
17731         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
17732         the MDR register to allocation; separately allocate the low and
17733         high parts of the DImode result.
17734         (umulsidi3_internal): Similarly.
17735         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
17736         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
17737         (udivsi3, umodsi3): Remove.
17738         (udivmodsi4, divmodsi4): New expanders.
17739         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
17740         (*divmodsi4): Simiarly.
17741         (ext_internal): New.
17742
17743         * config/mn10300/constraints.md ("z"): New constraint.
17744         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
17745         (FIXED_REGISTERS): Don't fix MDR.
17746         (CALL_USED_REGSITERS): Reformat nicely.
17747         (REG_ALLOC_ORDER): Add MDR.
17748         (enum regclass): Add MDR_REGS.
17749         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
17750         (IRA_COVER_CLASSES): Add MDR_REGS.
17751         (REGNO_REG_CLASS): Handle MDR_REG.
17752         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
17753         (mn10300_register_move_cost): Likewise.
17754         * config/mn10300/mn10300.md (MDR_REG): New.
17755         (*movsi_internal): Handle moves to/from MDR_REGS.
17756
17757         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
17758         POST_MODIFY.
17759         (mn10300_secondary_reload): Tidy combination reload classes.
17760         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
17761         addresses for AM33.  Allow symbolic offsets for reg+imm.
17762         (mn10300_regno_in_class_p): New.
17763         (mn10300_legitimize_reload_address): New.
17764         * config/mn10300/mn10300.h (enum reg_class): Remove
17765         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
17766         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
17767         SP_OR_GENERAL_REGS.
17768         (REG_CLASS_NAMES): Update to match.
17769         (REG_CLASS_CONTENTS): Likewise.
17770         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
17771         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
17772         (REGNO_IN_RANGE_P): Remove.
17773         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
17774         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
17775         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
17776         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
17777         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
17778         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
17779         (REGNO_GENERAL_P): New.
17780         (HAVE_POST_MODIFY_DISP): New.
17781         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
17782         (LEGITIMIZE_RELOAD_ADDRESS): New.
17783         * config/mn10300/mn10300-protos.h: Update.
17784
17785         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
17786         DATA_REGS for AM33 stack-pointer destination.
17787         (mn10300_preferred_output_reload_class): Likewise.
17788         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
17789         into a form appropriate for ...
17790         (TARGET_SECONDARY_RELOAD): New.
17791         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
17792         * config/mn10300/mn10300-protos.h: Update.
17793         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
17794         reload_insi; use the "A" constraint for the scratch; handle AM33
17795         moves of sp to non-address registers.
17796
17797         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
17798         (*movqi_internal): ... here.
17799         (*am33_movhi, *mn10300_movhi): Merge into...
17800         (*movhi_internal): ... here.
17801         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
17802         as the source/destination of moves from/to SP.
17803         (movsf): Only allow for AM33-2.
17804         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
17805         any integer constant constraint.  Only allow for AM33-2.  Tidy
17806         all of the alternative outputs.
17807         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
17808         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
17809         for MN103.
17810         (udivsi3, umodsi3): New patterns for MN103 only.
17811
17812 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
17813
17814         * doc/tm.texi.in: Spell out that a lack of register class unions
17815         can lead to ICEs.
17816         * doc/tm.texi: Regenerate.
17817
17818 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
17819
17820         PR rtl-optimization/47337
17821         * dce.c (check_argument_store): New function.
17822         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
17823
17824         PR tree-optimization/47290
17825         * tree-eh.c (infinite_empty_loop_p): New function.
17826         (cleanup_empty_eh): Use it.
17827
17828 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
17829
17830         PR target/46997
17831         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
17832         (a64_expand_widen_sum): Ditto.
17833         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
17834         (vec_extract_evenodd_help): Ditto.
17835         (vec_extract_evenv4hi): Ditto.
17836         (vec_extract_oddv4hi): Ditto.
17837         (vec_extract_evenv2si): Ditto.
17838         (vec_extract_oddv2si): Ditto.
17839         (vec_extract_evenv2sf): Ditto.
17840         (vec_extract_oddv2sf): Ditto.
17841         (vec_pack_trunc_v4hi: Ditto.
17842         (vec_pack_trunc_v2si): Ditto.
17843         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
17844         (vec_interleave_highv8qi): Ditto.
17845         (mix1_r): Ditto.
17846         (vec_extract_oddv8qi): Ditto.
17847         (vec_interleave_lowv4hi): Ditto.
17848         (vec_interleave_highv4hi): Ditto.
17849         (vec_interleave_lowv2si): Ditto.
17850         (vec_interleave_highv2si): Ditto.
17851
17852 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17853
17854         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
17855         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
17856         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
17857         (pa_c_mode_for_suffix): New.
17858         (TARGET_EXPAND_BUILTIN): Define.
17859         (TARGET_C_MODE_FOR_SUFFIX): Define.
17860         (pa_builtins): Define.
17861         (pa_init_builtins): Register __float128 type and init new support
17862         builtins.
17863         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
17864         * config/pa/quadlib.c (_U_Qfcopysign): New.
17865
17866 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
17867
17868         PR middle-end/46894
17869         * explow.c (allocate_dynamic_stack_space): Do not assume more than
17870         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
17871         are defined.
17872
17873 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17874
17875         PR tree-optimization/47179
17876         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
17877         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
17878
17879 2011-01-18  Richard Guenther  <rguenther@suse.de>
17880
17881         PR rtl-optimization/47216
17882         * emit-rtl.c: Include tree-flow.h.
17883         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
17884         of replicating it with different semantics.
17885         * Makefile.in (emit-rtl.o): Adjust.
17886
17887 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17888
17889         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
17890         (cortex_a9_dp): Handle neon types correctly.
17891
17892 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
17893
17894         PR rtl-optimization/47299
17895         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
17896         subtarget.  Use normal multiplication if both operands are constants.
17897         * expmed.c (expand_widening_mult): Don't try to optimize constant
17898         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
17899         before using it.
17900
17901 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17902
17903         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
17904         spacing after 'e.g.', typos, comma, hyphenation.
17905
17906 2011-01-17  Richard Henderson  <rth@redhat.com>
17907
17908         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
17909         (rx_restricted_mem_operand): New.
17910         (rx_shift_operand): Use register_operand.
17911         (rx_source_operand, rx_compare_operand): Likewise.
17912         * config/rx/rx.md (addsi3_flags): New expander.
17913         (adddi3): Rewrite as expander.
17914         (adc_internal, *adc_flags, adddi3_internal): New patterns.
17915         (subsi3_flags): New expander.
17916         (subdi3): Rewrite as expander.
17917         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
17918
17919         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
17920         (rx_init_builtins): Remove sat builtin.
17921         (rx_expand_builtin): Likewise.
17922         * config/rx/rx.md (ssaddsi3): New.
17923         (*sat): Rename from sat.  Represent the CC_REG input.
17924
17925         * config/rx/predicates.md (rshift_operator): New.
17926         * config/rx/rx.c (rx_expand_insv): Remove.
17927         * config/rx/rx-protos.h: Update.
17928         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
17929         operand to the canonical position.
17930         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
17931         (*bitclr, *bitclr_in_memory): Similarly.
17932         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
17933         (insv): Retain the zero_extract in the expansion.
17934
17935         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
17936         (bswaphi2, bitinvert, revw): Likewise.
17937
17938         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
17939         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
17940         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
17941         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
17942         (bitset, bitset_in_memory): Likewise.
17943         (bitinvert, bitinvert_in_memory): Likewise.
17944         (bitclr, bitclr_in_memory): Likewise.
17945         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
17946         (rx_strend, rx_cmpstrn): Likewise.
17947         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
17948         (bitop peep2 patterns): Remove.
17949
17950         * config/rx/rx.c (rx_match_ccmode): New.
17951         * config/rx/rx-protos.h: Update.
17952         * config/rx/rx.md (abssi2): Clobber, don't set flags.
17953         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
17954         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
17955         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
17956         (fix_truncsfsi2, floatsisf2): Likewise.
17957         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
17958         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
17959         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
17960         (*subsi3_flags, *xorsi3_flags): New.
17961
17962         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
17963
17964         * config/rx/rx.c (rx_print_operand): Remove workaround for
17965         unsplit comparison operations.
17966
17967         * config/rx/rx.md (movsicc): Split after reload.
17968         (*movsicc): Merge *movsieq and *movsine via match_operator.
17969         (*stcc): New pattern.
17970
17971         * config/rx/rx.c (rx_float_compare_mode): Remove.
17972         * config/rx/rx.h (rx_float_compare_mode): Remove.
17973         * config/rx/rx.md (cstoresi4): Split after reload.
17974         (*sccc): New pattern.
17975
17976         * config/rx/predicates.md (label_ref_operand): New.
17977         (rx_z_comparison_operator): New.
17978         (rx_zs_comparison_operator): New.
17979         (rx_fp_comparison_operator): New.
17980         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
17981         Validate that the flags are set properly for the comparison.
17982         (rx_gen_cond_branch_template): Remove.
17983         (rx_cc_modes_compatible): Remove.
17984         (mode_from_flags): New.
17985         (flags_from_code): Rename from flags_needed_for_conditional.
17986         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
17987         (rx_select_cc_mode): Likewise.
17988         (rx_split_fp_compare): New.
17989         (rx_split_cbranch): New.
17990         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
17991         (*cbranchsi4): Use match_operator and rx_split_cbranch.
17992         (*cbranchsf4): Similarly.
17993         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
17994         match_operator and rx_split_cbranch.
17995         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
17996         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
17997         (*cmpsi): Rename from cmpsi.
17998         (*tstsi): Rename from tstsi.
17999         (*cmpsf): Rename from cmpsf; use CC_Fmode.
18000         (*conditional_branch): Rename from conditional_branch.
18001         (*reveresed_conditional_branch): Remove.
18002         (b<code>): Remove expander.
18003         * config/rx/rx-protos.h: Update.
18004
18005         * config/rx/rx.c (rx_compare_redundant): Remove.
18006         * config/rx/rx.md (cmpsi): Don't use it.
18007         * config/rx/rx-protos.h: Update.
18008
18009         * config/rx/rx-modes.def (CC_F): New mode.
18010         * config/rx/rx.c (rx_select_cc_mode): New.
18011         * config/rx/rx.h (SELECT_CC_MODE): Use it.
18012         * config/rx/rx-protos.h: Update.
18013
18014 2011-01-17  Richard Henderson  <rth@redhat.com>
18015
18016         * except.c (dump_eh_tree): Fix stray ; after for statement.
18017
18018 2011-01-17  Richard Guenther  <rguenther@suse.de>
18019
18020         PR tree-optimization/47313
18021         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
18022         handling before copying the body.  Properly deal with
18023         by-reference result in SSA form.
18024
18025 2011-01-17  Ian Lance Taylor  <iant@google.com>
18026
18027         PR target/47219
18028         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
18029         (struct_value_alias_set): Don't define.
18030         (sparc_option_override): Don't set sparc_sr_alias_set and
18031         struct_value_alias_set.
18032         (save_or_restore_regs): Use gen_frame_mem rather than calling
18033         set_mem_alias_set.
18034         (sparc_struct_value_rtx): Likewise.
18035
18036 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
18037
18038         PR target/47318
18039         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
18040         (_mm_maskstore_pd): Likewise.
18041         (_mm_maskload_ps): Likewise.
18042         (_mm_maskstore_ps): Likewise.
18043         (_mm256_maskload_pd): Change mask to __m256i.
18044         (_mm256_maskstore_pd): Likewise.
18045         (_mm256_maskload_ps): Likewise.
18046         (_mm256_maskstore_ps): Likewise.
18047
18048         * config/i386/i386-builtin-types.def: Updated.
18049         (ix86_expand_special_args_builtin): Likewise.
18050
18051         * config/i386/i386.c (bdesc_special_args): Update
18052         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
18053         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
18054         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
18055         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
18056
18057         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
18058         Use <avxpermvecmode> on mask register.
18059         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
18060
18061 2011-01-17  Olivier Hainque  <hainque@adacore.com>
18062             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
18063             Eric Botcazou  <ebotcazou@adacore.com>
18064
18065         PR target/46655
18066         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
18067         if <= USHRT_MAX in 32-bit mode.
18068
18069 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18070
18071         * doc/install.texi (Configuration, Specific): Wrap long
18072         lines in examples.  Allow line wrapping in long options
18073         and URLs where beneficial for PDF output.
18074
18075 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
18076
18077         * config/mips/mips.c (mips_classify_symbol): Don't return
18078         SYMBOL_PC_RELATIVE for nonlocal labels.
18079
18080 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
18081
18082         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
18083
18084 2011-01-15  Jan Hubicka  <jh@suse.cz>
18085
18086         PR tree-optimization/47276
18087         * ipa.c (function_and_variable_visibility): Do not try to mark alias
18088         declarations as needed.
18089
18090 2011-01-15  Martin Jambor  <mjambor@suse.cz>
18091
18092         * common.opt (fdevirtualize): New flag.
18093         * doc/invoke.texi (Option Summary): Document it.
18094         * opts.c (default_options_table): Add devirtualize flag.
18095         * ipa-prop.c (detect_type_change): Return immediately if
18096         devirtualize flag is not set.
18097         (detect_type_change_ssa): Likewise.
18098         (compute_known_type_jump_func): Likewise.
18099         (ipa_analyze_virtual_call_uses): Likewise.
18100
18101 2011-01-14  Martin Jambor  <mjambor@suse.cz>
18102
18103         PR tree-optimization/45934
18104         PR tree-optimization/46302
18105         * ipa-prop.c (type_change_info): New type.
18106         (stmt_may_be_vtbl_ptr_store): New function.
18107         (check_stmt_for_type_change): Likewise.
18108         (detect_type_change): Likewise.
18109         (detect_type_change_ssa): Likewise.
18110         (compute_complex_assign_jump_func): Check for dynamic type change.
18111         (compute_complex_ancestor_jump_func): Likewise.
18112         (compute_known_type_jump_func): Likewise.
18113         (compute_scalar_jump_functions): Likewise.
18114         (ipa_analyze_virtual_call_uses): Likewise.
18115         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
18116
18117 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18118
18119         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
18120         * config/i386/i386.opt (msse5): New Alias.
18121
18122 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18123
18124         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
18125         * config/sparc/linux64.h (CC1_SPEC): Likewise.
18126         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
18127         * config/sparc/sparc.h (CC1_SPEC): Likewise.
18128
18129 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18130
18131         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
18132         -mcpu options.
18133         * config/sparc/linux64.h (CC1_SPEC): Likewise.
18134         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
18135         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
18136         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
18137         Likewise.
18138         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
18139
18140 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18141
18142         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
18143
18144 2011-01-14  Mike Stump  <mikestump@comcast.net>
18145
18146         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
18147         * config/fr30/fr30.md: Likweise
18148         (movsi_push): Likewise.
18149         (movsi_pop): Likewise.
18150         (enter_func): Likewise.
18151         * config/moxie/moxie.md (movsi_push): Likewise.
18152         (movsi_pop): Likewise.
18153
18154 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18155
18156         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
18157         %{no_archive} %{exact_version}.
18158         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
18159         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
18160         %{no_archive} %{exact_version}.
18161         * config/mips/openbsd.h (LINK_SPEC): Likewise.
18162         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
18163         * config/mips/vxworks.h: Likewise.
18164
18165 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18166
18167         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
18168
18169 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18170
18171         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
18172         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
18173
18174 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18175
18176         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
18177         -nodefaultlib.
18178
18179 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18180
18181         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
18182         for mcpu not cpu.
18183         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
18184         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
18185         not cpu.
18186         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
18187         Don't handle -shlib.
18188
18189 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18190
18191         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
18192         (CC1_SPEC): Don't handle -profile.
18193
18194 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18195
18196         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
18197         * config/mips/mips.h (CC1_SPEC): Likewise.
18198
18199 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18200
18201         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
18202         * config/mips/mips.h (CC1_SPEC): Likewise.
18203
18204 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18205
18206         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
18207         * config/m32r/linux.h (LINK_SPEC): Likewise.
18208         * config/mips/linux.h (LINK_SPEC): Likewise.
18209         * config/mips/linux64.h (LINK_SPEC): Likewise.
18210         * config/sparc/linux.h (LINK_SPEC): Likewise.
18211         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
18212         LINK_SPEC): Likewise.
18213         * config/xtensa/linux.h (LINK_SPEC): Likewise.
18214
18215 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18216
18217         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
18218         %{version:-v}.
18219         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
18220
18221 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18222
18223         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
18224         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
18225
18226 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
18227
18228         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
18229
18230 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18231
18232         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
18233         supports -Bstatic/-Bdynamic.
18234         * configure: Regenerate.
18235
18236 2011-01-14  Jan Hubicka  <jh@suse.cz>
18237             Jack Howarth  <howarth@bromo.med.uc.edu>
18238
18239         PR target/46037
18240         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
18241         when checking debug_info_level. Test write_symbols instead of
18242         debug_hooks->var_location when setting flag_var_tracking_uninit.
18243
18244 2011-01-14  Richard Guenther  <rguenther@suse.de>
18245
18246         PR tree-optimization/47179
18247         * target.def (ref_may_alias_errno): New target hook.
18248         * targhooks.h (default_ref_may_alias_errno): Declare.
18249         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
18250         (default_ref_may_alias_errno): New function.
18251         * target.h (struct ao_ref_s): Declare.
18252         * tree-ssa-alias.c: Include target.h.
18253         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
18254         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
18255         (targhooks.o): Likewise.
18256         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
18257         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
18258
18259 2011-01-14  Richard Guenther  <rguenther@suse.de>
18260
18261         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
18262
18263 2011-01-14  Richard Guenther  <rguenther@suse.de>
18264
18265         PR tree-optimization/47280
18266         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
18267         return CFG changes.
18268         (tree_ssa_forward_propagate_single_use_vars): Deal with
18269         CFG changes from associate_plusminus.
18270
18271 2011-01-14  Richard Guenther  <rguenther@suse.de>
18272
18273         PR middle-end/47281
18274         Revert
18275         2011-01-11  Richard Guenther  <rguenther@suse.de>
18276
18277         PR tree-optimization/46076
18278         * tree-ssa.c (useless_type_conversion_p): Conversions from
18279         unprototyped to empty argument list function types are useless.
18280
18281 2011-01-14  Richard Guenther  <rguenther@suse.de>
18282
18283         PR tree-optimization/47286
18284         * tree-ssa-structalias.c (new_var_info): Register variables are global.
18285
18286 2011-01-14  Martin Jambor  <mjambor@suse.cz>
18287
18288         PR middle-end/46823
18289         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
18290
18291 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
18292
18293         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
18294         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
18295         * config/xtensa/xtensa.c (xtensa_libcall_value,
18296         xtensa_function_value_regno_p): New functions.
18297         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
18298
18299 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
18300
18301         PR c++/47213
18302         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
18303         PE specific hook.
18304         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
18305         New function prototype.
18306         * config/i386/winnt.c (i386_pe_assemble_visibility):
18307         Warn only if attribute was specified by user.
18308
18309 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
18310
18311         PR target/47251
18312         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
18313         floating point.
18314         (floatunsdidf2_fcfidu): Ditto.
18315
18316 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
18317
18318         * config/s390/s390.c (print_operand_address): Replace 'error' with
18319         'output_operand_lossage'.
18320         (print_operand): Likewise.
18321
18322 2011-01-13  Jeff Law  <law@redhat.com>
18323
18324         PR rtl-optimization/39077
18325         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
18326         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
18327         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
18328         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
18329         * gcse.c (prune_insertions_deletions): New function.
18330         (compute_pre_data): Use it.
18331
18332 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
18333
18334         PR debug/PR46973
18335         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
18336         static function.
18337         (prune_unused_types_mark): Use it.
18338
18339 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
18340
18341         PR rtl-optimization/45352
18342         * sel-sched.c: Update copyright years.
18343         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
18344         in the advancing loop when we have issued issue_rate insns.
18345
18346 2011-01-12  Richard Henderson  <rth@redhat.com>
18347
18348         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
18349         (TARGET_MD_ASM_CLOBBERS): New.
18350
18351         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
18352         (TARGET_DELEGITIMIZE_ADDRESS): New.
18353
18354         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
18355         (clzsi2, *bsch): New patterns.
18356
18357         * config/mn10300/mn10300.md (INT): New mode iterator.
18358         (*mov<INT>_clr): New pattern, and peep2 to generate it.
18359
18360         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
18361         flag_split_wide_types.
18362
18363         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
18364         (mn10300_trampoline_init): Rewrite without a template, an immediate
18365         load and a direct branch.
18366         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
18367
18368 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
18369
18370         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
18371         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
18372         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
18373         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
18374
18375 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
18376
18377         PR debug/47209
18378         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
18379         of type.
18380
18381 2011-01-12  Jan Hubicka  <jh@suse.cz>
18382
18383         PR driver/47244
18384         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
18385         (PLUGIN_COND_CLOSE): New macro.
18386         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
18387
18388 2011-01-12  Richard Guenther  <rguenther@suse.de>
18389
18390         PR lto/47259
18391         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
18392         register variables in a MEM_REF.
18393
18394 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
18395
18396         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
18397         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
18398         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
18399         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
18400         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
18401         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
18402         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
18403         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
18404         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
18405         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
18406         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
18407         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
18408         * config/gnu-user.h: New.  Copied from linux.h.
18409         (LINUX_TARGET_STARTFILE_SPEC): Rename to
18410         GNU_USER_TARGET_STARTFILE_SPEC.
18411         (LINUX_TARGET_ENDFILE_SPEC): Rename to
18412         GNU_USER_TARGET_ENDFILE_SPEC.
18413         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
18414         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
18415         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
18416         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
18417         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
18418         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
18419         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
18420         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
18421         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
18422         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
18423         * config/arm/linux-eabi.h (CC1_SPEC): Use
18424         GNU_USER_TARGET_CC1_SPEC.
18425         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
18426         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
18427         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
18428         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
18429         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
18430         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
18431         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
18432         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
18433
18434 2011-01-12  Richard Guenther  <rguenther@suse.de>
18435
18436         PR other/46946
18437         * doc/invoke.texi (ffast-math): Document it is turned on
18438         with -Ofast.
18439
18440 2011-01-12  Jan Hubicka  <jh@suse.cz>
18441
18442         PR tree-optimization/47233
18443         * opts.c (common_handle_option): Disable ipa-reference with profile
18444         feedback.
18445
18446 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
18447
18448         * c-parser.c (c_parser_objc_at_property_declaration): Improved
18449         error message.
18450
18451 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
18452
18453         * c-parser.c (c_lex_one_token): Updated and reindented some
18454         comments.  No changes in code.
18455
18456 2011-01-11  Ian Lance Taylor  <iant@google.com>
18457
18458         * godump.c (go_output_var): Don't output the variable if there is
18459         already a type with the same name.
18460
18461 2011-01-11  Ian Lance Taylor  <iant@google.com>
18462
18463         * godump.c (go_format_type): Don't generate float80.
18464
18465 2011-01-11  Richard Henderson  <rth@redhat.com>
18466
18467         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
18468         declaration.  Rewrite for both speed and size.
18469         (mn10300_address_cost_1): Remove.
18470         (mn10300_register_move_cost): New.
18471         (mn10300_memory_move_cost): New.
18472         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
18473         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
18474         extensions, shifts, BSWAP, CLZ.
18475         (mn10300_wide_const_load_uses_clr): Remove.
18476         (TARGET_REGISTER_MOVE_COST): New.
18477         (TARGET_MEMORY_MOVE_COST): New.
18478         * config/mn10300/mn10300-protos.h: Update.
18479         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
18480
18481         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
18482         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
18483         * config/mn10300/mn10300-protos.h: Update.
18484         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
18485         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
18486         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
18487         (*test_int_bitfield, *test_byte_bitfield): Remove.
18488         (*bit_test, *subreg_bit_test): Remove.
18489         * config/mn10300/predicates.md (const_8bit_operand): Remove.
18490
18491         * config/mn10300/constraints.md ("c"): Rename from "A".
18492         ("A", "D"): New constraint letters.
18493         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
18494         (fmssf4, fnmasf4, fnmssf4): Likewise.
18495
18496         * config/mn10300/mn10300.md (isa): New attribute.
18497         (enabled): New attribute.
18498
18499         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
18500         (abssf2, negsf2): Define only for hardware fp.
18501         (sqrtsf2): Reformat.
18502         (addsf3, subsf3, mulsf3): Merge expander and insn.
18503
18504         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
18505         (DEBUGGER_AUTO_OFFSET): Remove.
18506         (DEBUGGER_ARG_OFFSET): Remove.
18507
18508         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
18509         Emit register stores with the same offsets as the hardware.
18510         (mn10300_store_multiple_operation): Don't check that the register
18511         save offsets are monotonic.
18512         * config/mn10300/mn10300-protos.h: Update.
18513
18514         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
18515
18516         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
18517         in terms of the value on the stack, not the MDR register.
18518
18519 2011-01-11  Jan Hubicka  <jh@suse.cz>
18520
18521         PR lto/45721
18522         PR lto/45375
18523         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
18524         (symbol_alias_set_destroy, symbol_alias_set_contains,
18525         propagate_aliases_backward): Declare.
18526         * lto-streamer-out.c (struct sets): New sturcture.
18527         (trivally_defined_alias): New function.
18528         (output_alias_pair_p): Rewrite.
18529         (output_unreferenced_globals): Fix output of alias pairs.
18530         (produce_symtab): Likewise.
18531         * ipa.c (function_and_variable_visibility): Set weak alias destination
18532         as needed in lto.
18533         * varasm.c (symbol_alias_set_t): Remove.
18534         (symbol_alias_set_destroy): Export.
18535         (propagate_aliases_forward, propagate_aliases_backward): New functions
18536         based on ...
18537         (compute_visible_aliases): ... this one; remove.
18538         (trivially_visible_alias): New
18539         (trivially_defined_alias): New.
18540         (remove_unreachable_alias_pairs): Rewrite.
18541         (finish_aliases_1): Reorganize code checking if alias is defined.
18542         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
18543         in LTO mode.
18544
18545 2011-01-11  Richard Guenther  <rguenther@suse.de>
18546
18547         PR tree-optimization/46076
18548         * tree-ssa.c (useless_type_conversion_p): Conversions from
18549         unprototyped to empty argument list function types are useless.
18550
18551 2011-01-11  Richard Guenther  <rguenther@suse.de>
18552
18553         PR middle-end/45235
18554         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
18555         volatile MEMs as MEM_READONLY_P.
18556
18557 2011-01-11  Richard Guenther  <rguenther@suse.de>
18558
18559         PR tree-optimization/47239
18560         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
18561
18562 2011-01-11  Jeff Law  <law@redhat.com>
18563
18564         PR tree-optimization/47086
18565         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
18566         IVs from statements that might throw.
18567
18568 2011-01-10  Jan Hubicka  <jh@suse.cz>
18569
18570         PR lto/45375
18571         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
18572
18573 2011-01-10  Jan Hubicka  <jh@suse.cz>
18574
18575         PR lto/45375
18576         * profile.c (read_profile_edge_counts): Ignore profile inconistency
18577         when correcting profile.
18578
18579 2011-01-10  Jan Hubicka  <jh@suse.cz>
18580
18581         PR lto/46083
18582         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
18583         DECL_FINI_PRIORITY.
18584         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
18585         Restore DECL_FINI_PRIORITY.
18586
18587 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18588
18589         * doc/gimple.texi: Fix quoting of multi-word return values in
18590         @deftypefn statements.  Ensure presence of return value.  Wrap
18591         overlong @deftypefn lines.
18592         (is_gimple_operand, is_gimple_min_invariant_address): Remove
18593         descriptions of removed functions.
18594         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
18595         of multi-word return value in @deftypefn statement.
18596
18597 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18598
18599         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
18600         (Conditional Expressions, Logical Operators)
18601         (Statement and operand traversals): Do not indent smallexample
18602         code.  Fix duplicate function argument in example.
18603
18604 2011-01-10  Jeff Law  <law@redhat.com>
18605
18606         PR tree-optimization/47141
18607         * ipa-split.c (split_function): Handle case where we are
18608         returning a value and the return block has a virtual operand phi.
18609
18610 2011-01-10  Jan Hubicka  <jh@suse.cz>
18611
18612         PR tree-optimization/47234
18613         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
18614         (pass_feedback_split_functions): Declare.
18615         * passes.c (init_optimization_passes): Add ipa-split as subpass of
18616         tree-profile.
18617         * ipa-split.c (gate_split_functions): Update comments; disable
18618         split-functions for profile_arc_flag and branch_probabilities.
18619         (gate_feedback_split_functions): New function.
18620         (execute_feedback_split_functions): New function.
18621         (pass_feedback_split_functions): New global var.
18622
18623 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
18624
18625         PR lto/46760
18626         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
18627         calling gimple_call_set_cannot_inline.
18628
18629 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
18630
18631         * config/darwin-sections.def: Remove unused section.
18632
18633 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
18634
18635         PR c++/47218
18636         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
18637
18638 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18639
18640         PR objc/47232
18641         * c-parser.c (c_parser_declaration_or_fndef): Improved
18642         error message.
18643
18644 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
18645
18646         * config/i386/winnt.c (i386_pe_start_function): Make sure
18647         to switch back to function's section.
18648
18649 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
18650
18651         PR gcc/46902
18652         PR testsuite/46912
18653         * plugin.c: Move include of dlfcn.h from here...
18654         * system.h: ... to here.
18655
18656 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18657
18658         * doc/cpp.texi (C++ Named Operators): Fix markup for header
18659         file name.
18660         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
18661         two extra empty pages in PDF output.
18662
18663 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
18664
18665         PR objc/47078
18666         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
18667         for error recovery purposes behave as if it was not specified so
18668         that the default type is usd.
18669
18670 2011-01-07  Jan Hubicka  <jh@suse.cz>
18671
18672         PR tree-optmization/46469
18673         * ipa.c (function_and_variable_visibility): Clear needed flags on
18674         nodes with external decls; handle weakrefs merging correctly.
18675
18676 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
18677
18678         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
18679         not false.
18680
18681 2011-01-07  Jan Hubicka  <jh@suse.cz>
18682
18683         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
18684         and no longer claim that gold is required for linker plugin.
18685         * configure: Regenerate.
18686         * gcc.c (PLUGIN_COND): New macro.
18687         (LINK_COMMAND_SPEC): Use it.
18688         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
18689         * config.in (HAVE_LTO_PLUGIN): New.
18690         * configure.ac (--with-lto-plugin): New parameter; autodetect
18691         HAVE_LTO_PLUGIN.
18692
18693 2011-01-07  Jan Hubicka  <jh@suse.cz>
18694
18695         PR tree-optimization/46367
18696         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
18697         when we can update original.
18698         (cgraph_mark_inline_edge): Sanity check.
18699         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
18700
18701 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18702
18703         * config/spu/spu.h (ASM_COMMENT_START): Define.
18704
18705 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
18706
18707         PR driver/42445
18708         * gcc.c (%>S): New.
18709         (SWITCH_KEEP_FOR_GCC): Likewise.
18710         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
18711         (do_spec_1): Handle "%>".
18712
18713         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
18714
18715 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
18716
18717         PR target/47201
18718         * config/i386/i386.c (ix86_delegitimize_address): If
18719         simplify_gen_subreg fails, return orig_x.
18720
18721         PR bootstrap/47187
18722         * value-prof.c (gimple_stringop_fixed_value): Handle
18723         lhs of the call properly.
18724
18725 2011-01-07  Jan Hubicka  <jh@suse.cz>
18726
18727         PR lto/45375
18728         * lto-opt.c (lto_reissue_options): Set flag_shlib.
18729
18730 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18731
18732         * target.def (function_switched_text_sections): New hook.
18733         * doc/tm.texi: Regenerated.
18734         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18735         * final.c (default_function_switched_text_sections): New.
18736         (final_scan_insn): Call function_switched_text_sections when a
18737         mid-function section change occurs.
18738         * output.h (default_function_switched_text_sections): Declare.
18739         * config/darwin-protos.h (darwin_function_switched_text_sections):
18740         Likewise.
18741         * config/darwin.c (darwin_function_switched_text_sections): New.
18742         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18743
18744 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18745
18746         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
18747         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
18748         the secondary code fragment when outputting for DWARF == 2.
18749
18750 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
18751
18752         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
18753         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
18754         Remove.
18755         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
18756         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
18757
18758 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
18759
18760         PR debug/46704
18761         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
18762         when it is not empty.
18763
18764 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
18765
18766         Bobcat Enablement
18767         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
18768         (case ${target}): Add btver1.
18769         * config/i386/driver-i386.c (host_detect_local_cpu): Let
18770         -march=native recognize btver1 processors.
18771         * config/i386/i386-c.c (ix86_target_macros_internal): Add
18772         btver1 def_and_undef
18773         * config/i386/i386.c (struct processor_costs btver1_cost): New
18774         btver1 cost table.
18775         (m_BTVER1): New definition.
18776         (m_AMD_MULTIPLE): Includes m_BTVER1.
18777         (initial_ix86_tune_features): Add btver1 tune.
18778         (processor_target_table): Add btver1 entry.
18779         (static const char *const cpu_names): Add btver1 entry.
18780         (software_prefetching_beneficial_p): Add btver1.
18781         (ix86_option_override_internal): Add btver1 instruction sets.
18782         (ix86_issue_rate): Add btver1.
18783         (ix86_adjust_cost): Add btver1.
18784         * config/i386/i386.h (TARGET_BTVER1): New definition.
18785         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
18786         (enum processor_type): Add PROCESSOR_BTVER1.
18787         * config/i386/i386.md (define_attr "cpu"): Add btver1.
18788
18789 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18790
18791         PR target/43309
18792         * config/i386/i386.c (legitimize_tls_address)
18793         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
18794         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
18795         (tls_initial_exec_64_sun): New pattern.
18796
18797 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
18798
18799         * doc/invoke.texi (Overall Options): Improve wording and markup
18800         of the description of -wrapper.
18801
18802 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18803
18804         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
18805         rdynamic, threads): New Driver options.
18806
18807 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18808
18809         PR target/38118
18810         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
18811         if coming from .tdata.
18812         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18813
18814 2011-01-06  Jan Hubicka  <jh@suse.cz>
18815
18816         PR lto/47188
18817         * collect2.c (main): Do not enable LTOmode when plugin is active.
18818
18819 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18820
18821         PR other/45915
18822         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
18823         --version output if supported.
18824         * configure: Regenerate.
18825
18826 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18827
18828         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
18829         Driver options.
18830
18831 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
18832
18833         PR c/47150
18834         * c-convert.c (convert): When converting a complex expression
18835         other than COMPLEX_EXPR to a different complex type, ensure
18836         c_save_expr is called instead of save_expr, unless in_late_binary_op.
18837         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
18838         when converting COMPLEX_TYPE.
18839
18840 2011-01-06  Ira Rosen  <irar@il.ibm.com>
18841
18842         PR tree-optimization/47139
18843         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
18844         only the last reduction value is used outside the loop.  Update
18845         documentation.
18846
18847 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
18848
18849         * config/rtems.opt: New.
18850         * config.gcc (*-*-rtems*): Use rtems.opt.
18851
18852 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
18853
18854         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
18855         processors do not support 3DNow instructions.
18856
18857 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18858
18859         * config/spu/spu.c (spu_option_override): Set parameter
18860         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
18861
18862 2011-01-05  Jan Hubicka  <jh@suse.cz>
18863
18864         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
18865         at the command line.
18866
18867 2011-01-05  Martin Jambor  <mjambor@suse.cz>
18868
18869         PR lto/47162
18870         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
18871         deltas on streamed outgoing edges.
18872         (output_node_opt_summary): Output info for outgoing edges only when
18873         the node is in new parameter set.
18874         (output_cgraph_opt_summary): New parameter set, passed to the two
18875         aforementioned functions.  Update its forward declaration and its
18876         callee too.
18877
18878 2011-01-05  Tom Tromey  <tromey@redhat.com>
18879
18880         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
18881         operator to c_finish_omp_atomic.
18882         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
18883         (build_unary_op): Update.
18884         (build_modify_expr): Update.
18885         (build_asm_expr): Update.
18886
18887 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18888
18889         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
18890         newly inserted insns.
18891         (pad_bb): Likewise.
18892         (spu_emit_branch_hint): Likewise.
18893         (insert_hbrp_for_ilb_runout): Likewise.
18894         (spu_machine_dependent_reorg): Call df_finish_pass after
18895         schedule_insns returns.
18896
18897 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18898
18899         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
18900
18901 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
18902
18903         PR tree-optimization/47005
18904         * tree-sra.c (struct access): Add 'non_addressable' bit.
18905         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
18906         (decide_one_param_reduction): Return 0 if the parameter is passed by
18907         reference and one of the accesses in the group is non_addressable.
18908
18909 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18910
18911         PR tree-optimization/47056
18912         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
18913         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
18914         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
18915
18916 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18917
18918         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
18919         initializer.  Skip view conversions from aggregate types.
18920
18921 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
18922
18923         PR bootstrap/47055
18924         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
18925
18926 2011-01-04  Philipp Thomas  <pth@suse.de>
18927
18928         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
18929         obvious typo.
18930
18931 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18932
18933         * function.c (thread_prologue_and_epilogue_insns): Do not crash
18934         on empty epilogue sequences.
18935
18936 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
18937
18938         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
18939         non-static): New Driver options.
18940
18941 2011-01-04  Jie Zhang  <jie@codesourcery.com>
18942
18943         PR driver/47137
18944         * gcc.c (default_compilers[]): Set combinable field to 0
18945         for all assembly languages.
18946
18947 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
18948
18949         * config/mips/loongson3a.md: New file.
18950         * config/mips/mips.md: Include loongson3a.md.
18951         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
18952         TUNE_LOONGSON_3A.
18953
18954 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
18955
18956         PR middle-end/47017
18957         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
18958         instead of convert_memory_address_addr_space on the base expression.
18959
18960 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18961
18962         * config/spu/spu.c (spu_option_override): Update error text
18963         for bad -march= / -mtune= values.
18964
18965 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18966
18967         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
18968         if branch-hint optimization will be performed.
18969
18970 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18971
18972         PR tree-optimization/47148
18973         * ipa-split.c (split_function): Convert arguments to
18974         DECL_ARG_TYPE if possible.
18975
18976         PR tree-optimization/47155
18977         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
18978         when computing uns.
18979
18980         PR rtl-optimization/47157
18981         * combine.c (try_combine): If undobuf.other_insn becomes
18982         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
18983         and set *new_direct_jump_p too.
18984
18985 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
18986
18987         PR tree-optimization/47021
18988         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
18989
18990 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18991
18992         * gcc.c (process_command): Update copyright notice dates.
18993         * gcov.c (print_version): Likewise.
18994         * gcov-dump.c (print_version): Likewise.
18995         * mips-tfile.c (main): Likewise.
18996         * mips-tdump.c (main): Likewise.
18997
18998 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18999
19000         PR tree-optimization/46801
19001         * tree-sra.c (type_internals_preclude_sra_p): Check whether
19002         aggregate fields start at byte boundary instead of the bit-field flag.
19003
19004 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
19005
19006         PR driver/47137
19007         * gcc.c (main): Revert revision 168407.
19008
19009 2011-01-03  Martin Jambor  <mjambor@suse.cz>
19010
19011         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
19012
19013 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
19014
19015         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
19016         vector optab to expand vector/scalar shift, update gimple to vector.
19017
19018 2011-01-03  Martin Jambor  <mjambor@suse.cz>
19019
19020         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
19021         a thunk.
19022
19023 2011-01-03  Martin Jambor  <mjambor@suse.cz>
19024
19025         PR tree-optimization/46984
19026         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
19027         HOST_WIDE_INT.
19028         (cgraph_create_indirect_edge): Fixed line length.
19029         (cgraph_indirect_call_info): Declare.
19030         (cgraph_make_edge_direct) Update declaration.
19031         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
19032         (cgraph_create_indirect_edge): Use it.
19033         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
19034         callees.
19035         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
19036         the new thunk_delta representation.
19037         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
19038         HOST_WIDE_INT.
19039         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
19040         (ipa_read_indirect_edge_info): Likewise.
19041         * lto-cgraph.c (output_edge_opt_summary): New function.
19042         (output_node_opt_summary): Call it on all outgoing edges.
19043         (input_edge_opt_summary): New function.
19044         (input_node_opt_summary): Call it on all outgoing edges.
19045
19046 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
19047
19048         PR driver/47137
19049         * gcc.c (main): Don't check have_o when settting combine_inputs.
19050
19051 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
19052
19053         * regrename.c: Add general comment describing the pass.
19054         (struct du_head): Remove 'length' field.
19055         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
19056         (regrename_optimize): Do not sort chains.  Rework comments, add others.
19057         Force renaming to the preferred class (if any) in the first pass and do
19058         not consider registers that belong to it in the second pass.
19059         (create_new_chain): Do not set 'length' field.
19060         (scan_rtx_reg): Likewise.
19061
19062 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
19063
19064         PR tree-optimization/47140
19065         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
19066         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
19067         to bit_value_binop.
19068
19069         PR rtl-optimization/47028
19070         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
19071         parm_birth_insn instead of at the beginning of first bb.
19072
19073 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
19074
19075         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
19076         Remove the word "see" before "@pxref".
19077         * doc/rtl.texi: Remove the word "see" before "@pxref".
19078
19079 2011-01-01  Jan Hubicka  <jh@suse.cz>
19080
19081         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
19082         memory.
19083
19084 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
19085
19086         PR target/38662
19087         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
19088
19089 \f
19090 Copyright (C) 2011 Free Software Foundation, Inc.
19091
19092 Copying and distribution of this file, with or without modification,
19093 are permitted in any medium without royalty provided the copyright
19094 notice and this notice are preserved.