gcc/ChangeLog

   1 2008-05-16  Bernd Schmidt  <bernd.schmidt@analog.com>
   2
   3         * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
   4
   5         From Jie Zhang  <jie.zhang@analog.com>
   6         * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
   7         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
   8         mcpu=bf561-none and mcpu=bf561-0.2.
   9         * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
  10         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
  11         * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
  12         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
  13         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
  14         BFIN_CPU_UNKNOWN.
  15         * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
  16         BF561.
  17         (LIB_SPEC): Use proper linker script for bf561.  Error if no mcpu
  18         option.
  19         * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
  20         (cputype_selected): Remove.
  21         (bfin_handle_option): Don't use cputype_selected.
  22         (override_options): When no mcpu option, enable all workarounds.
  23         Don't use bfin_workarounds.
  24         * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
  25         processor type.
  26         (DEFAULT_CPU_TYPE): Don't define.
  27
  28 2008-05-16  Richard Guenther  <rguenther@suse.de>
  29
  30         * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
  31         on deletion of the last stmt.
  32
  33 2008-05-15  H.J. Lu  <hongjiu.lu@intel.com>
  34
  35         * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
  36         V8HImode for SSE2 and V16QImode for SSE4.1.
  37
  38 2008-05-15  Kenneth Zadeck <zadeck@naturalbridge.com>
  39
  40         * cgraph.h (compute_inline_parameters): Made public.
  41         * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
  42         variable_generate_summary, function_write_summary,
  43         variable_write_summary, variable_read_summary.  Added
  44         generate_summary, write_summary, read_summary.
  45         * cgraphunit.c (cgraph_process_new_functions): Changed call from
  46         pass_ipa_inline.function_generate_summary, to
  47         compute_inline_parameters.
  48         * ipa-inline.c (compute_inline_parameters): Made public and added
  49         node parameter.
  50         (compute_inline_parameters_for_current): New function.
  51         (pass_inline_param): Now calls
  52         compute_inline_parameters_for_current.
  53         (inline_generate_summary): Removed parameter and made to loop over
  54         all cgraph nodes.
  55         (pass_ipa_inline): Updated for new IPA_PASS structure.
  56         * passes.c (execute_ipa_summary_passes): Now is called once per
  57         pass rather than once per node*pass.
  58
  59 2008-05-15  Anatoly Sokolov <aesok@post.ru>
  60
  61         * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
  62         avr_have_mul_p, avr_asm_only_p): Remove variables.
  63         (avr_override_options): Remove initialization of removed variables.
  64         (avr_file_start):  Convert removed variables to fields of
  65         'struct base_arch_s *avr_current_arch'.
  66         * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
  67         (AVR_HAVE_MUL): (Ditto.).
  68         (AVR_HAVE_MOVW): (Ditto.).
  69         (AVR_HAVE_LPMX): (Ditto.).
  70         (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
  71         avr_asm_only_p): Remove declaration.
  72
  73 2008-05-15  Diego Novillo  <dnovillo@google.com>
  74
  75         * config/arm/arm.c (arm_return_in_memory): Fix return
  76         type.
  77         * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
  78
  79 2008-05-15  Adam Nemet  <anemet@caviumnetworks.com>
  80
  81         PR middle-end/36194
  82         * combine.c (check_conversion): Rename back to check_promoted_subreg.
  83         Don't call record_truncated_value from here.
  84         (record_truncated_value): Turn it into a for_each_rtx callback.
  85         (record_truncated_values): New function.
  86         (combine_instructions): Call note_uses with
  87         record_truncated_values.  Change name of check_conversion to
  88         check_promoted_subreg.
  89
  90 2008-05-15  Janis Johnson  <janis187@us.ibm.com>
  91
  92         * doc/sourcebuild.texi: Document support for torture tests.
  93
  94 2008-05-15  Uros Bizjak  <ubizjak@gmail.com>
  95
  96         * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
  97         to alternative 4 of operand 2.
  98
  99 2008-05-15  Richard Guenther  <rguenther@suse.de>
 100
 101         * tree-pass.h (current_pass): Declare.
 102         (get_pass_for_id): Likewise.
 103         * passes.c (passes_by_id, passes_by_id_size): New globals.
 104         (set_pass_for_id): New function.
 105         (get_pass_for_id): Likewise.
 106         (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
 107         (execute_function_todo): Flush per function statistics.
 108         * toplev.c (compile_file): Init statistics.
 109         (general_init): Do early statistics initialization.
 110         (finalize): Finish statistics.
 111         * statistics.h (statistics_early_init): Declare.
 112         (statistics_init): Likewise.
 113         (statistics_fini): Likewise.
 114         (statistics_fini_pass): Likewise.
 115         (statistics_counter_event): Likewise.
 116         (statistics_histogram_event): Likewise.
 117         * statistics.c: New file.
 118         * Makefile.in (OBJS-common): Add statistics.o.
 119         (statistics.o): Add dependencies.
 120         * doc/invoke.texi (-fdump-statistics): Document.
 121
 122         * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
 123         (insert): Likewise.
 124         (execute_pre): Use statistics_counter_event.
 125         * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
 126         (substitute_and_fold): Increment it.  Use statistics_counter_event.
 127
 128 2008-05-15  Diego Novillo  <dnovillo@google.com>
 129
 130         http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
 131
 132         * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
 133         * tree-ssa-alias.c (new_type_alias): Remove references to
 134         sub-variables from comment.
 135         * tree-ssa-operands.c (swap_tree_operands): Likewise.
 136
 137 2008-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 138
 139         * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
 140         attribute to 1 only for insertps alternative.
 141
 142 2008-05-15  Bernd Schmidt  <bernd.schmidt@analog.com>
 143
 144         * config/bfin/bfin.md (loadbytes): New pattern.
 145         * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
 146         (bfin_init_builtins): Initialize it.
 147         (bdesc_1arg): Add it.
 148
 149 2008-05-15  Sa Liu  <saliu@de.ibm.com>
 150
 151         * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
 152         * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
 153         * testsuite/lib/target-supports.exp: Add
 154         check_effective_target_fortran_integer_16.
 155
 156 2008-05-15  Bernd Schmidt  <bernd.schmidt@analog.com>
 157
 158         * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
 159         * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
 160         * config/bfin/bfin.c (bfin_return_in_memory): Now static.  Return bool.
 161         (TARGET_RETURN_IN_MEMORY): Define.
 162
 163 2008-05-15  Richard Guenther  <rguenther@suse.de>
 164
 165         PR middle-end/36244
 166         * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
 167         * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
 168         represent unmodifiable vars.
 169
 170 2008-05-15  Richard Guenther  <rguenther@suse.de>
 171
 172         * tree-dfa.c (refs_may_alias_p): Allow all kinds of
 173         INDIRECT_REF and TARGET_MEM_REF.
 174         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
 175         TARGET_MEM_REF.
 176
 177 2008-05-15  Uros Bizjak  <ubizjak@gmail.com>
 178             H.J. Lu  <hongjiu.lu@intel.com>
 179
 180         * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
 181         (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
 182         for operand 2.  Remove pinsr{q,d} with 0x0 immediate operand from
 183         insn alternatives.  Add missing alternatives.
 184         (*vec_concatv2di_rex64_sse4_1): Likewise.
 185         (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
 186         (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
 187         Require TARGET_SSE.
 188
 189 2008-05-15  Richard Guenther  <rguenther@suse.de>
 190
 191         PR tree-optimization/36009
 192         PR tree-optimization/36204
 193         * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
 194         (determine_invariantness_stmt): Record the loop a store is
 195         always executed in.
 196         * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
 197         dependency.
 198
 199 2008-05-15  Richard Guenther  <rguenther@suse.de>
 200
 201         PR tree-optimization/34330
 202         * tree-ssa-alias.c (get_smt_for): Only assert that accesses
 203         through the pointer will alias the SMT.
 204
 205 2008-05-14  Andreas Tobler  <a.tobler@schweiz.org>
 206
 207         * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
 208
 209 2008-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 210
 211         * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
 212
 213 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
 214             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
 215
 216         * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
 217         OTI_vrotl, OTI_vrotr to support vector/vector shifts.
 218         (vashl_optab): New optab for vector/vector shifts.
 219         (vashr_optab): Ditto.
 220         (vlshr_optab): Ditto.
 221         (vrotl_optab): Ditto.
 222         (vrotr_optab): Ditto.
 223         (optab_subtype): New enum for optab_for_tree_code call.
 224         (optab_for_tree_code): Add enum optab_subtype argument.
 225
 226         * optabs.c (optab_for_tree_code): Take an additional argument to
 227         distinguish between a vector shift by a scalar and vector shift by
 228         a vector.  Make lshr/ashr/ashl/rotl/rotr optabs just vector
 229         shifted by a scalar.  Use vlshr/vashr/vashl/vrotl/vrotr for the
 230         vector shift by a vector.
 231         (expand_widen_pattern_expr): Pass additional argument to
 232         optab_for_tree_code.
 233
 234         * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
 235         vrotl_optab, vrotr_optab.
 236
 237         * expr.c (expand_expr_real_1): Update calls to
 238         optab_for_tree_code to distinguish between vector shifted by a
 239         scalar and vector shifted by a vector.
 240         * tree-vectorizer.c (supportable_widening_operation): Ditto.
 241         (supportable_narrowing_operation): Ditto.
 242         * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
 243         * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
 244         * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
 245         (vect_create_epilog_for_reduction): Ditto.
 246         (vectorizable_reduction): Ditto.
 247         (vectorizable_operation): Ditto.
 248         (vect_strided_store_supported): Ditto.
 249         (vect_strided_load_supported): Ditto.
 250         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
 251         * expmed.c (expand_shift): Ditto.
 252
 253         * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
 254         scalar type.
 255         (ashr@var{m}3): Ditto.
 256         (vashl@var{m}3): Document new vector/vector shift standard name.
 257         (vashr@var{m}3): Ditto.
 258         (vlshr@var{m}3): Ditto.
 259         (vrotl@var{m}3): Ditto.
 260         (vrotr@var{m}3): Ditto.
 261
 262         * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
 263         (PPERM_INVERT): Ditto.
 264         (PPERM_REVERSE): Ditto.
 265         (PPERM_REV_INV): Ditto.
 266         (PPERM_ZERO): Ditto.
 267         (PPERM_ONES): Ditto.
 268         (PPERM_SIGN): Ditto.
 269         (PPERM_INV_SIGN): Ditto.
 270         (PPERM_SRC1): Ditto.
 271         (PPERM_SRC2): Ditto.
 272
 273         * config/i386/sse.md (mulv2di3): Add SSE5 support.
 274         (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
 275         allows a memory operand to be the value being added, and split it
 276         to improve vectorization.
 277         (sse5_pmacsdqh_mem): Ditto.
 278         (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
 279         (sse5_mulv2div2di3_high): Ditto.
 280         (vec_pack_trunc_v8hi): Add SSE5 pperm support.
 281         (vec_pack_trunc_v4si): Ditto.
 282         (vec_pack_trunc_v2di): Ditto.
 283         (sse5_pcmov_<mode>): Remove code that tried to use use
 284         andps/andnps instead of pcmov.
 285         (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
 286         pmacsdqh instructions.
 287         (vec_widen_smult_lo_v4si): Ditto.
 288
 289         * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
 290         (PPERM_INVERT): Ditto.
 291         (PPERM_REVERSE): Ditto.
 292         (PPERM_REV_INV): Ditto.
 293         (PPERM_ZERO): Ditto.
 294         (PPERM_ONES): Ditto.
 295         (PPERM_SIGN): Ditto.
 296         (PPERM_INV_SIGN): Ditto.
 297         (PPERM_SRC1): Ditto.
 298         (PPERM_SRC2): Ditto.
 299         (ix86_expand_sse_movcc): Move the SSE5 test after the if
 300         true/false tests.
 301         (ix86_expand_int_vcond): If SSE5 generate all possible integer
 302         comparisons.
 303         (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
 304         says ignore whether the last reference is a memory operand.
 305
 306 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
 307             Paolo Bonzini <bonzini at gnu dot org>
 308
 309         * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
 310         shift patterns.
 311
 312         * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
 313         (vlshr<mode>3): Rename from vlshr<mode>3.
 314         (vashr<mode>3): Rename from vashr<mode>3.
 315         (mulv4sf3): Change the names of vector shift patterns.
 316         (mulv4si3): Ditto.
 317         (negv4sf2): Ditt.
 318
 319         * config/spu/spu.c (spu_initialize_trampoline): Rename vector
 320         shift insns.
 321
 322         * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
 323         (SI_SHLHI): Ditto.
 324         (SI_SHL): Ditto.
 325         (SI_SHLI): Ditto.
 326         (SI_ROTH): Ditto.
 327         (SI_ROTHI): Ditto.
 328         (SI_ROT): Ditto.
 329         (SI_ROTI): Ditto.
 330         (SPU_RL_0): Ditto.
 331         (SPU_RL_1): Ditto.
 332         (SPU_RL_2): Ditto.
 333         (SPU_RL_3): Ditto.
 334         (SPU_RL_4): Ditto.
 335         (SPU_RL_5): Ditto.
 336         (SPU_RL_6): Ditto.
 337         (SPU_RL_7): Ditto.
 338         (SPU_SL_0): Ditto.
 339         (SPU_SL_1): Ditto.
 340         (SPU_SL_2): Ditto.
 341         (SPU_SL_3): Ditto.
 342         (SPU_SL_4): Ditto.
 343         (SPU_SL_5): Ditto.
 344         (SPU_SL_6): Ditto.
 345         (SPU_SL_7): Ditto.
 346
 347         * config/spu/spu.md (v): New iterator macro to add v for vector types.
 348         (floatunssidf2_internal): Change vector/vector shift names.
 349         (floatunsdidf2_internal): Ditto.
 350         (mulv8hi3): Ditto.
 351         (ashrdi3): Ditto.
 352         (ashrti3): Ditto.
 353         (cgt_df): Ditto.
 354         (cgt_v2df): Ditto.
 355         (dftsv): Ditto.
 356         (vashl<mode>3): Rename from ashl<mode>3.
 357         (vashr<mode>3): Rename from ashr<mode>3.
 358         (vlshr<mode>3): Rename from lshr<mode>3.
 359         (vrotl<mode>3): Rename from rotl<mode>3.
 360
 361 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
 362
 363         PR target/36224
 364         * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
 365         multiply gives the wrong value when doing widening multiplies.
 366         (vec_widen_smult_lo_v4si): Ditto.
 367
 368 2008-05-14  Kenneth Zadeck <zadeck@naturalbridge.com>
 369
 370         * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
 371         LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
 372         emit_library_call_value.
 373         * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
 374         * tree.h (ECF_LIBCALL_BLOCK): Removed.
 375         * calls.c (initialize_argument_information, precompute_arguments,
 376         expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
 377         (precompute_arguments): Removed flags parameter.
 378         * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
 379
 380 2008-05-14  Richard Guenther  <rguenther@suse.de>
 381
 382         * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
 383         Make sure to register the store if the use is a PHI_NODE.
 384
 385 2008-05-14  Olivier Hainque  <hainque@adacore.com>
 386
 387         * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
 388         memory if the component is to be referenced in BLKmode according
 389         to get_inner_reference.
 390
 391 2008-05-14  Adam Nemet  <anemet@caviumnetworks.com>
 392
 393         * calls.c (emit_library_call_value_1): Restore code clearing
 394         ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
 395
 396 2008-05-14  Olivier Hainque  <hainque@adacore.com>
 397             Nicolas Roche  <roche@adacore.com>
 398
 399         * configure.ac: Add support for a "gcc_subdir" variable in
 400         config-lang.in, to denote a subdirectory where the language/GCC
 401         integration files are to be found.
 402         * configure: Regenerate.
 403
 404 2008-05-14  Ira Rosen  <irar@il.ibm.com>
 405
 406         PR tree-optimization/36098
 407         * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
 408         value for the first load in the group in case of a gap.
 409         (vect_build_slp_tree): Check that there are no gaps in loads.
 410
 411 2008-05-14  Kenneth Zadeck <zadeck@naturalbridge.com>
 412
 413         * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
 414         * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
 415         expand_copysign_bit, ): Change call to emit_no_conflict_block to
 416         emit_insn and remove unneeded code to construct extra args.
 417         (emit_no_conflict_block): Removed.
 418         * optabls.h: (emit_no_conflict_block): Removed.
 419         * cse.c (cse_extended_basic_block): Remove search for
 420         REG_NO_CONFLICT note.
 421         * global.c: Removed incorrect comment added in revision 117.
 422         * expr.c (convert_move): Change call to emit_no_conflict_block to
 423         emit_insn.
 424         * recog.c: Change comments so that they do not mention
 425         REG_NO_CONFLICT.
 426         * local_alloc.c (combine_regs): Removed last parameter.
 427         (no_conflict_p): Removed.
 428         (block_alloc): Removed note, no_conflict_combined_regno and set
 429         local vars. Removed all code to process REG_NO_CONFLICT blocks.
 430         (combine_regs): Removed already_dead and code to look for
 431         REG_NO_CONFLICT notes.
 432         * lower_subreg (remove_retval_note): Removed code to look for
 433         REG_NO_CONFLICT block.
 434         (resolve_reg_notes): Removed REG_NO_CONFLICT case.
 435         (resolve_clobber): Remove code to process libcalls that have
 436         REG_NO_CONFLICT notes.
 437         * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
 438         case.
 439         * combine.c (can_combine_p, distribute_notes):  Removed
 440         REG_NO_CONFLICT case.
 441         * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
 442         to emit_insns.
 443         * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
 444         * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
 445         Ditto.
 446         * reg-notes.def (NO_CONFLICT): Removed.
 447
 448 2008-05-14  David S. Miller  <davem@davemloft.net>
 449
 450         * config/sparc/sparc.c (sparc_profile_hook): If
 451         NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
 452         * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
 453         * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
 454
 455 2008-05-14  Andreas Krebbel  <krebbel1@de.ibm.com>
 456
 457         * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
 458
 459 2008-05-13  Uros Bizjak  <ubizjak@gmail.com>
 460
 461         PR target/36222
 462         * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
 463         and op1 expansion before vector concat to have less live pseudos.
 464
 465 2008-05-13  H.J. Lu  <hongjiu.lu@intel.com>
 466
 467         * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
 468         ix86_expand_vector_set if supported.
 469
 470 2008-05-13  Diego Novillo  <dnovillo@google.com>
 471             Kenneth Zadeck  <zadeck@naturalbridge.com>
 472
 473         http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
 474
 475         * tree.h (init_phinodes, fini_phinodes, release_phi_node,
 476         phinodes_print_statistics, init_ssanames, fini_ssanames,
 477         make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
 478         release_ssa_name, release_defs, replace_ssa_name_symbol,
 479         ssanames_print_statistics): Move ...
 480         * tree-flow.h: ... here.
 481         * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
 482         Use FN instead of cfun.
 483         (make_ssa_name_fn): Rename from make_ssa_name.
 484         (pass_release_ssa_names): Add TODO_dump_func to finish flags.
 485         * tree-flow-inline.h (make_ssa_name): Move from
 486         tree-ssanames.c.  Convert to static inline.  Call make_ssa_name_fn.
 487         * omp-low.c (expand_omp_parallel):
 488         * tree-flow-inline.h (redirect_edge_var_map_result):
 489         * tree-ssa.c (init_tree_ssa): Add argument FN.
 490         Use it instead of cfun.  Update all users.
 491
 492 2008-05-13  Tom Tromey  <tromey@redhat.com>
 493
 494         PR preprocessor/22168:
 495         * doc/cpp.texi (Top): Update menu.
 496         (Alternatives to Wrapper #ifndef): New node.
 497         (Other Directives): Document deprecation.
 498         (Obsolete Features): Remove menu.
 499         (Assertions): Merge node into Obsolete Features.
 500         (Obsolete once-only headers): Move earlier; rename to Alternatives
 501         to Wrapper #ifndef.
 502         * doc/cppopts.texi: Update.
 503         * c.opt (Wdeprecated): Enable for C and ObjC.
 504         * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
 505         (C++ Dialect Options): Move -Wno-deprecated from here to...
 506         (Warning Options): ... here.
 507
 508 2008-05-13  Richard Guenther  <rguenther@suse.de>
 509
 510         PR middle-end/36227
 511         * fold-const.c (fold_sign_changed_comparison): Do not allow
 512         changes in pointer-ness.
 513
 514 2008-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
 515
 516         PR target/24713
 517         * config/sh/sh.c (sh_expand_prologue): Don't clear
 518         RTX_FRAME_RELATED_P for push insns.
 519
 520 2008-05-12  Andy Hutchinson  <hutchinsonandy@aim.com>
 521
 522         * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
 523
 524 2008-05-12  Anatoly Sokolov <aesok@post.ru>
 525
 526         * config/avr/avr.h (machine_function): Add 'is_leaf' field.
 527         * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
 528         Use 'machine->is_leaf' instead of 'leaf_func_p'.
 529
 530 2008-05-12  H.J. Lu  <hongjiu.lu@intel.com>
 531
 532         * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
 533         (*vec_concatv4sf_sse): This.
 534         (*sse2_concatv2si): Renamed to ...
 535         (*vec_concatv2si_sse2): This.
 536         (*sse1_concatv2si): Renamed to ...
 537         (*vec_concatv2si_sse): This.
 538         (*vec_concatv2di_rex): Renamed to ...
 539         (*vec_concatv2di_rex64): This.
 540         (*vec_concatv2si_sse4_1): New.
 541         (*vec_concatv2di_rex64_sse4_1): Likewise.
 542
 543 2008-05-12  Uros Bizjak  <ubizjak@gmail.com>
 544
 545         PR rtl-optimization/36111
 546         * recog.c (validate_replace_rtx_1): Unshare new RTL expression
 547         that was created for swappable operands.
 548
 549 2008-05-12  Samuel Tardieu  <sam@rfc1149.net>
 550
 551         PR ada/36001
 552         * Makefile.in: Substitute GNATMAKE and GNATBIND.
 553         * configure.ac: Add call to ACX_PROG_GNAT.
 554
 555 2008-05-11  Volker Reichelt  <v.reichelt@netcologne.de>
 556
 557         * optc-gen.awk: Fix comment typo.
 558
 559 2008-05-11  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>
 560
 561         * pretty-print.c (pp_integer_with_precision): Use
 562         HOST_LONG_LONG_FORMAT.
 563
 564 2008-05-10  Kenneth Zadeck  <zadeck@naturalbridge.com>
 565
 566         * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
 567
 568 2008-05-10  H.J. Lu  <hongjiu.lu@intel.com>
 569
 570         * config/i386/i386.c (bdesc_ptest): Removed.
 571         (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
 572         (bdesc_args): Add __builtin_ia32_ptestz128,
 573         __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
 574         (ix86_init_mmx_sse_builtins): Updated.
 575         (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
 576         (ix86_expand_builtin): Updated.
 577
 578 2008-05-10  Richard Sandiford  <rdsandiford@googlemail.com>
 579
 580         * tree-cfg.c (valid_fixed_convert_types_p): New function.
 581         (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
 582
 583 2008-05-10  Uros Bizjak  <ubizjak@gmail.com>
 584
 585         * value-prof.c (interesting_stringop_to_profile): Do not
 586         return early for BUILT_IN_MEMPCPY.
 587
 588 2008-05-09  H.J. Lu  <hongjiu.lu@intel.com>
 589
 590         * calls.c (expand_call): Don't use callgraph to increase
 591         preferred_stack_boundary.
 592
 593         * cgraph.h (cgraph_rtl_info): Use unsigned on
 594         preferred_incoming_stack_boundary.
 595
 596         * final.c (rest_of_clean_state): Use unsigned on
 597         preferred_stack_boundary.
 598
 599 2008-05-09  Tom Tromey  <tromey@redhat.com>
 600
 601         PR preprocessor/22231:
 602         * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
 603         proceeding.
 604
 605 2008-05-09  Uros Bizjak  <ubizjak@gmail.com>
 606
 607         PR tree-optimization/36129
 608         * tree-ssa-ccp.c: Include value-prof.h.
 609         (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
 610         built-in function was folded to a constant.
 611         * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
 612
 613 2008-05-09  Jan Sjodin  <jan.sjodin@amd.com>
 614             Sebastian Pop  <sebastian.pop@amd.com>
 615
 616         * tree-scalar-evolution.c: Document instantiate_scev.
 617         (instantiate_parameters_1): Renamed instantiate_scev_1.
 618         Don't use the same loop for instantiation_loop and evolution_loop.
 619         (instantiate_scev): New.
 620         (instantiate_parameters): Moved...
 621         (resolve_mixers): Update call to instantiate_scev_1 to pass the
 622         same loop twice.  Maintains the semantics for this function.
 623         * tree-scalar-evolution.h (instantiate_scev): Declare.
 624         (instantiate_parameters): ...here.  Now static inline.
 625         * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
 626         instead of resolve_mixers.
 627
 628 2008-05-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
 629
 630         * rtl-factoring.c (collect_pattern_seqs): Fix typo.
 631
 632 2008-05-09  Tomas Bily  <tbily@suse.cz>
 633
 634         * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
 635         * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
 636         * tree-ssa-structalias.c (get_constraint_for): Likewise.
 637         * c-common.c (c_common_truthvalue_conversion): Likewise.
 638         * tree-object-size.c (compute_object_offset): Likewise.
 639         * tree-inline.c (estimate_num_insns_1): Likewise.
 640         * varasm.c (const_hash_1, compare_constant, copy_constant)
 641         (compute_reloc_for_constant, output_addressed_constants)
 642         (initializer_constant_valid_p): Likewise.
 643         * c-omp.c (check_omp_for_incr_expr): Likewise.
 644         * gimplify.c (gimplify_expr): Likewise.
 645         * c-typeck.c (c_finish_return): Likewise.
 646         * tree-vectorizer.c (supportable_widening_operation)
 647         (supportable_narrowing_operation): Likewise.
 648         * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
 649         * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
 650         * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
 651         * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
 652         (descr_info_loc): Likewise.
 653         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
 654         * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
 655         (fold_unary): Likewise.
 656         * builtins.c (get_pointer_alignment): Likewise.
 657         * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
 658         (instantiate_parameters_1): Likewise.
 659         * tree.c (expr_align, stabilize_reference): Likewise.
 660         * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
 661         * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
 662         * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
 663         * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
 664         * config/alpha/alpha.c (va_list_skip_additions): Likewise.
 665         * c-common.c (c_alignof_expr, check_function_arguments_recurse):
 666         Likewise.
 667         * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
 668         * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
 669         * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
 670         (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
 671         (forward_propagate_comparison)
 672         (tree_ssa_forward_propagate_single_use_vars): Likewise.
 673         * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
 674         * emit-rtl.c (component_ref_for_mem_expr)
 675         (set_mem_attributes_minus_bitpos): Likewise.
 676         * tree-ssa-phiopt.c (conditional_replacement): Likewise.
 677         * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
 678         Likewise.
 679         * c-typeck.c (default_function_array_conversion, build_indirect_ref)
 680         (build_function_call, pointer_diff, build_compound_expr)
 681         (c_finish_return): Likewise.
 682         * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
 683         * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
 684         Likewise.
 685         * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
 686         * expr.c (is_aligning_offset): Likewise.
 687         * tree-ssa-alias.c (is_escape_site): Likewise.
 688         * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
 689         (check_all_va_list_escapes): Likewise.
 690         * tree-ssa-loop-ivopts.c (determine_base_object)
 691         (determine_common_wider_type): Likewise.
 692         * dojump.c (do_jump): Likewise.
 693         * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
 694         * tree-gimple.c (is_gimple_cast): Likewise.
 695         * fold-const.c (decode_field_reference, )
 696         (fold_sign_changed_comparison, fold_unary, fold_comparison)
 697         (fold_binary): Likewise.
 698         * tree-ssa-alias-warnings.c (find_alias_site_helper)
 699         (already_warned_in_frontend_p): Likewise.
 700         * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
 701         * tree.c (really_constant_p, get_unwidened): Likewise.
 702         * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
 703         * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
 704         * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
 705         Likewise.
 706         * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
 707         CONVERT_EXPR_P.
 708         (CONVERT_EXPR_P): Define.
 709         (CASE_CONVERT): Define.
 710
 711 2008-05-08  Kenneth Zadeck  <zadeck@naturalbridge.com>
 712
 713         PR middle-end/36117
 714         * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
 715         (delete_unmarked_insns): When deleting a call, call
 716         delete_unreachable_blocks.
 717         * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
 718         RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
 719
 720 2008-05-08  Richard Guenther  <rguenther@suse.de>
 721
 722         * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
 723         (-ftree-salias): Likewise.
 724         (salias-max-implicit-fields): Remove param documentation.
 725         (salias-max-array-elements): Likewise.
 726         * tree-pass.h (pass_create_structure_vars): Remove.
 727         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
 728         (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
 729         * tree-ssa-alias.c (create_structure_vars): Remove.
 730         (gate_structure_vars): Likewise.
 731         (pass_create_structure_vars): Likewise.
 732         (gate_build_alias): Likewise.
 733         (pass_build_alias): Adjust to run always and dump the function.
 734         * common.opt (ftree-salias): Hide.
 735         * passes.c (init_optimization_passes): Remove
 736         pass_create_structure_vars, adjust comment.
 737         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
 738         (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
 739         * opts.c (decode_options): Do not set flag_tree_salias.
 740         (common_handle_option): Add OPT_ftree_salias to the backward
 741         compatibility section.
 742
 743 2008-05-08  Richard Guenther  <rguenther@suse.de>
 744
 745         * tree-flow-inline.h (var_can_have_subvars): Move ...
 746         * tree-ssa-structalias.c (var_can_have_subvars): ... here.
 747         * tree-flow.h (var_can_have_subvars): Remove.
 748         (push_fields_onto_fieldstack): Remove.
 749         (sort_fieldstack): Likewise.
 750         (struct fieldoff): Move ...
 751         * tree-ssa-structalias.c (struct fieldoff): ... here.  Remove
 752         alias_set and base_for_components fields.
 753         (sort_fieldstack): Make static.
 754         (push_fields_onto_fieldstack): Likewise.  Remove code that
 755         handles anything but RECORD_TYPEs.  Remove alias_set and
 756         base_for_components handling.
 757         (create_variable_info_for): Adjust.
 758
 759 2008-05-08  Seongbae Park  <seongbae.park@gmail.com>
 760
 761         * common.opt (Wframe-larger-than=): Shorten the help message
 762         to one line.
 763         * doc/invoke.texi (Wframe-larger-than=): Add more description.
 764
 765 2008-05-08  Rafael Espindola  <espindola@google.com>
 766
 767         * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
 768         trap.
 769         * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
 770         trap and that both operands are gimple values.
 771         (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
 772         * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
 773         is a fp operation.
 774
 775 2008-05-08  Richard Sandiford  <rsandifo@nildram.co.uk>
 776
 777         * read-rtl.c (join_c_conditions): Return the first string if the
 778         two strings are equal.
 779
 780 2008-05-08  Richard Sandiford  <rsandifo@nildram.co.uk>
 781
 782         * gensupport.h (pred_data): Add a "num_codes" field.
 783         (add_predicate_code): Declare.
 784         * gensupport.c (add_predicate_code): New function.
 785         (std_pred_table): Add an "allows_const_p" field.
 786         (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
 787         Remove the (incomplete) list of such codes from the codes field.
 788         (init_predicate_table): Use add_predicate_code.  Add all
 789         RTX_CONST_OBJs if allows_const_p is true.
 790         * genrecog.c (process_define_predicate): Use add_predicate_code.
 791
 792 2008-05-08  David Daney  <ddaney@avtrex.com>
 793             Richard Sandiford  <rsandifo@nildram.co.uk>
 794
 795         * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
 796         special case of constant zero operands.
 797         * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
 798         old and new values.  Special case constant zero values.
 799         * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
 800         fails.
 801         (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
 802         (MIPS_COMPARE_AND_SWAP_12_0): New macro.
 803
 804 2008-05-08  Paolo Bonzini  <bonzini@gnu.org>
 805
 806         PR target/36090
 807         * simplify-rtx.c (simplify_plus_minus): Create CONST of
 808         similar RTX_CONST_OBJ before CONST_INT.
 809
 810 2008-05-08  Steve Ellcey  <sje@cup.hp.com>
 811
 812         * stmt.c (expand_stack_restore): Change sa mode if needed.
 813
 814 2008-05-08  Richard Guenther  <rguenther@suse.de>
 815
 816         * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
 817         return type to bool.
 818         (ix86_sol10_return_in_memory): Likewise.
 819         (ix86_i386elf_return_in_memory): Likewise.
 820         (ix86_i386interix_return_in_memory): Likewise.
 821         * config/i386/i386.c (ix86_return_in_memory): Likewise.
 822         (ix86_sol10_return_in_memory): Likewise.
 823         (ix86_i386elf_return_in_memory): Likewise.
 824         (ix86_i386interix_return_in_memory): Likewise.
 825
 826 2008-05-08  Kai Tietz  <kai.tietz@onevision.com>
 827
 828         PR bootstrap/36180
 829         * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
 830         fndecl argument.
 831         (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
 832         * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
 833         declared in front.
 834
 835 2008-05-08  Richard Guenther  <rguenther@suse.de>
 836
 837         * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
 838         * tree-data-ref.h (struct dr_alias): Remove subvars field.
 839         (DR_SUBVARS): Remove.
 840         * tree-dfa.c (dump_subvars_for): Remove.
 841         (debug_subvars_for): Likewise.
 842         (dump_variable): Do not dump subvars.
 843         (remove_referenced_var): Do not remove subvars.
 844         * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
 845         (lookup_subvars_for_var): Remove.
 846         (get_subvars_for_var): Likewise.
 847         (get_subvars_at): Likewise.
 848         (get_first_overlapping_subvar): Likewise.
 849         (overlap_subvar): Likewise.
 850         * tree-flow.h (subvar_t): Remove.
 851         (struct var_ann_d): Remove subvars field.
 852         * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
 853         argument.  Remove special handling of SFTs.
 854         (compute_tag_properties): Likewise.
 855         (set_initial_properties): Likewise.
 856         (compute_call_clobbered): Likewise.
 857         (count_mem_refs): Likewise.
 858         (compute_memory_partitions): Likewise.
 859         (compute_flow_insensitive_aliasing): Likewise.
 860         (setup_pointers_and_addressables): Likewise.
 861         (new_type_alias): Likewise.
 862         (struct used_part): Remove.
 863         (used_portions): Likewise.
 864         (struct used_part_map): Likewise.
 865         (used_part_map_eq): Likewise.
 866         (used_part_map_hash): Likewise.
 867         (free_used_part_map): Likewise.
 868         (up_lookup): Likewise.
 869         (up_insert): Likewise.
 870         (get_or_create_used_part_for): Likewise.
 871         (create_sft): Likewise.
 872         (create_overlap_variables_for): Likewise.
 873         (find_used_portions): Likewise.
 874         (create_structure_vars): Likewise.
 875         * tree.def (STRUCT_FIELD_TAG): Remove.
 876         * tree.h (MTAG_P): Adjust.
 877         (struct tree_memory_tag): Remove base_for_components and
 878         unpartitionable flags.
 879         (struct tree_struct_field_tag): Remove.
 880         (SFT_PARENT_VAR): Likewise.
 881         (SFT_OFFSET): Likewise.
 882         (SFT_SIZE): Likewise.
 883         (SFT_NONADDRESSABLE_P): Likewise.
 884         (SFT_ALIAS_SET): Likewise.
 885         (SFT_UNPARTITIONABLE_P): Likewise.
 886         (SFT_BASE_FOR_COMPONENTS_P): Likewise.
 887         (union tree_node): Remove sft field.
 888         * alias.c (get_alias_set): Remove special handling of SFTs.
 889         * print-tree.c (print_node): Remove handling of SFTs.
 890         * tree-dump.c (dequeue_and_dump): Likewise.
 891         * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
 892         * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
 893         * tree-predcom.c (set_alias_info): Do not set subvars.
 894         * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
 895         * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
 896         * tree-ssa-operands.c (access_can_touch_variable): Likewise.
 897         (add_vars_for_offset): Remove.
 898         (add_virtual_operand): Remove special handling of SFTs.
 899         (add_call_clobber_ops): Likewise.
 900         (add_call_read_ops): Likewise.
 901         (get_asm_expr_operands): Likewise.
 902         (get_modify_stmt_operands): Likewise.
 903         (get_expr_operands): Likewise.
 904         (add_to_addressable_set): Likewise.
 905         * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
 906         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
 907         * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
 908         * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
 909         (tree_code_size): Remove STRUCT_FIELD_TAG handling.
 910         (tree_node_structure): Likewise.
 911         * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
 912         handling of SFTs.
 913         (find_what_p_points_to): Likewise.
 914
 915 2008-05-08  Sa Liu  <saliu@de.ibm.com>
 916
 917         * config/spu/spu.md: Fixed subti3 pattern.
 918
 919 2008-05-08  Richard Guenther  <rguenther@suse.de>
 920
 921         PR middle-end/36154
 922         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
 923         sure to create a representative for trailing arrays for PTA.
 924
 925 2008-05-08  Richard Guenther  <rguenther@suse.de>
 926
 927         PR middle-end/36172
 928         * fold-const.c (operand_equal_p): Two objects which types
 929         differ in pointerness are not equal.
 930
 931 2008-05-08  Kai Tietz  <kai.tietz@onevision.com>
 932
 933         * calls.c (compute_argument_block_size): Add argument tree fndecl.
 934         (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
 935         (emit_library_call_value_1): Add new variable fndecl initialized by
 936         NULL_TREE. It should be the decl type of orgfun, but this information
 937         seems not to be available here, so it uses the default calling abi.
 938         * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
 939         * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
 940         by TARGET_RETURN_IN_MEMORY.
 941         * config/i386/i386-interix.h: Likewise.
 942         * config/i386/i386.h: Likewise.
 943         * config/i386/i386elf.h: Likewise.
 944         * config/i386/ptx4-i.h: Likewise.
 945         * config/i386/sol2-10.h: Likewise.
 946         * config/i386/sysv4.h: Likewise.
 947         * config/i386/vx-common.h: Likewise.
 948         * config/cris/cris.h: Removed #if 0 clause.
 949         * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
 950         * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
 951         argument.
 952         (ix86_sol10_return_in_memory): Likewise.
 953         (ix86_i386elf_return_in_memory): New.
 954         (ix86_i386interix_return_in_memory): New.
 955         * config/mt/mt-protos.h (mt_return_in_memory): New.
 956         * config/mt/mt.c: Likewise.
 957         * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
 958         (RETURN_IN_MEMORY):  Replace by TARGET_RETURN_IN_MEMORY.
 959         * config/bfin/bfin.h: Likewise.
 960         * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
 961         argument.
 962         * config/bfin/bfin.c: Likewise.
 963         * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
 964         * config/alpha/unicosmk.h: Likewise.
 965         * config/i386/cygming.h: Likewise.
 966         * config/iq2000/iq2000.h: Likewise.
 967         * config/mips/mips.h: Likewise.
 968         * config/mn10300/mn10300.h: Likewise.
 969         * config/rs6000/rs6000.h: Likewise.
 970         * config/score/score.h: Likewise.
 971         * config/spu/spu.h: Likewise.
 972         * config/v850/v850.h: Likewise.
 973         * defaults.h: Likewise.
 974         * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
 975         * expr.c (emit_block_move): Adjust use of
 976         OUTGOING_REG_PARM_STACK_SPACE.
 977         * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
 978         OUTGOING_REG_PARM_STACK_SPACE.
 979         * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
 980
 981 2008-05-08  Jakub Jelinek  <jakub@redhat.com>
 982
 983         * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
 984         on OMP_RETURN for OMP_FOR.
 985
 986         PR debug/35896
 987         * dwarf2out.c (dw_expand_expr, common_check): Removed.
 988         (fortran_common): New function.
 989         (gen_variable_die): Call fortran_common instead of common_check,
 990         adjust for it returning tree instead of rtx.  Formatting.
 991
 992 2008-05-07  Kenneth Zadeck  <zadeck@naturalbridge.com>
 993
 994         PR rtl/7335
 995         PR rtl/33826
 996         * see.c (see_copy_insn): Copy new pure const attributes for new call.
 997         * c-decl.c (merge_decls): Ditto.
 998         * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
 999         to RTL_CONST_OR_PURE_CALL_P.
1000         * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1001         Initialized DECL_LOOPING_CONST_PURE.
1002         (process_call_operands): Set tree_side_effects properly.
1003         * tree.h (TREE_READONLY_DECL_P): Removed.
1004         (DECL_IS_PURE): Renamed to DECL_PURE_P.
1005         (DECL_LOOPING_OR_CONST_P): New macro.
1006         (struct tree_function_decl): Added looping_const_or_pure_p.
1007         (ECF_*) Renumbered.
1008         (ECF_LOOPING_OR_CONST_P): New macro.
1009         * rtlanal.c (pure_const_p): Removed.
1010         * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1011         * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1012         to RTL_CONST_CALL_P.
1013         * ipa-pure-const.c (pure_const_state_e): Added looping field.
1014         (check_decl, check_tree, check_call, scan_function): Initialize
1015         looping.
1016         (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1017         (static_execute): Set looping true for recursive functions.
1018         Undo setting state to IPA_NEITHER for recursive functions.
1019         * cse.c (cse_insn):
1020         * ifcvt.c (noce_can_store_speculate_p): Changed
1021         CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1022         RTL_CONST_OR_PURE_CALL_P.
1023         * dse.c (scan_insn): Ditto.
1024         * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1025         * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1026         RTL_CONST_OR_PURE_CALL_P.
1027         (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1028         pure_call_p to RTL_CONST_CALL_P.
1029         * gimplify.c (gimplify_call_expr): Clear side effects for
1030         non-looping pure and constant calls.
1031         * calls.c (emit_call_1): Set rtl flags from ecf flags.
1032         (flags_from_decl_or_type): Set ecf flags from decl flags.
1033         (initialize_argument_information): Turn off
1034         ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1035         Change const to pure if callee_copies is true rather than just
1036         turning off const.
1037         (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1038         way of marking pure calls.
1039         (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1040         Remove hack that was supposed to fix pr7335 and remove old
1041         way of marking pure calls.
1042         * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1043         RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1044         * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1045         RTL_CONST_OR_PURE_CALL_P.
1046         * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1047         * loop-invariant.c (find_exits, find_invariant_bb): Changed
1048         CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1049         * sched-deps.c (schedule_analyze): Ditto.
1050         * rtl.h (struct rtx_def): Use call field, unchanging field, and
1051         return_val field of calls to represent pure and const function info.
1052         (CONST_OR_PURE_CALL_P): Deleted macro.
1053         (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1054         RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1055         * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1056         TREE_READONLY.
1057         * tree-optimize.c (execute_fixup_cfg): Added test for
1058         ECF_LOOPING_CONST_OR_PURE.
1059         * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1060         DECL_PURE_P.
1061         * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1062         effects for looping pure or const calls.
1063         (verify_gimple_expr): Added verification code.
1064         * config/alpha/alpha.c (alpha_legitimize_address,
1065         alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1066         RTL_CONST_CALL_P.
1067         * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1068         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1069         * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1070         * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1071         RTL_CONST_OR_PURE_CALL_P.
1072         * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1073         and const calls to be deleted.
1074
1075 2008-05-07  Uros Bizjak  <ubizjak@gmail.com>
1076
1077         PR target/35714
1078         * config/i386/mmx.md (mmx_subv2sf3): New expander.
1079         (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1080         (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1081         (mmx_eqv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
1082         to handle nonimmediate operands.
1083         (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1084         (mmx_paddwd): New expander.  Use ix86_fixup_binary_operands_no_copy
1085         to handle nonimmediate operands.
1086         (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1087         (mmx_pmulhrwv4hi3): New expander.  Use
1088         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1089         (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1090         (sse2_umulv1siv1di3): New expander.  Use
1091         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1092         (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1093         (mmx_eq<mode>3): New expander.  Use
1094         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1095         (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1096         (mmx_uavgv8qi3): New expander.  Use
1097         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1098         (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1099         (mmx_uavgv4hi3): New expander.  Use
1100         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1101
1102         * config/i386/sse.md
1103         (sse_movhlps_exp): New expander.  Use ix86_fixup_binary_operands
1104         to handle nonimmediate operands.
1105         (sse_movlhps_exp): New expander.  Use ix86_fixup_binary_operands
1106         to handle nonimmediate operands.
1107         (sse_loadhps_exp): New expander.  Use ix86_fixup_binary_operands
1108         to handle nonimmediate operands.
1109         (sse_loadlps_exp): New expander.  Use ix86_fixup_binary_operands
1110         to handle nonimmediate operands.
1111         (sse2_unpckhpd_exp): New expander.  Use
1112         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1113         (sse2_unpcklpd_exp): New expander.  Use
1114         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1115         (sse_loadhpd_exp): New expander.  Use ix86_fixup_binary_operands
1116         to handle nonimmediate operands.
1117         (sse_loadlpd): New expander.  Use ix86_fixup_binary_operands
1118         to handle nonimmediate operands.
1119         (*sse2_<plusminus_insn><mode>3): Rename from
1120         sse2_<plusminus_insn><mode>3 insn pattern.
1121         (sse2_<plusminus_insn><mode>3): New expander.  Use
1122         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1123         (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1124         (sse2_umulv2siv2di3): New expander.  Use
1125         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1126         (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1127         (sse4_1_mulv2siv2di3): New expander.  Use
1128         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1129         (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1130         (sse2_pmaddwd): New expander.  Use
1131         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1132         (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1133         (sse2_eq<mode>3): New expander.  Use
1134         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1135         (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1136         (sse4_1_eqv2di3): New expander.  Use
1137         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1138         (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1139         (sse2_uavgv16qi3): New expander.  Use
1140         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1141         (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1142         (sse2_uavgv16qi3): New expander.  Use
1143         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1144         (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1145         (sse2_uavgv8hi3): New expander.  Use
1146         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1147         (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1148         (ssse3_pmulhrswv8hi3): New expander.  Use
1149         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1150         (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1151         (ssse3_pmulhrswv4hi3): New expander.  Use
1152         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1153
1154         (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1155         (<sse>_vmmul<mode>3): Ditto.
1156         (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1157         (divv2df3): Ditto.
1158         (ssse3_pmaddubsw128): Use register_operand for operand 1.
1159         (ssse3_pmaddubsw): Ditto.
1160
1161         * config/i386/i386.c (struct_builtin_description)
1162         [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1163         [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1164         [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1165         [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1166         [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1167         [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1168         [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1169         [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1170         (ix86_fixup_binary_operands): Assert that src1
1171         and src2 must have the same mode when swapped.
1172         (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1173         and ix86_binary_operator_ok.  Do not force operands in registers
1174         when optimizing.
1175
1176 2008-05-07  Jan Hubicka  <jh@suse.cz>
1177
1178         * cgraph.c (dump_cgraph_node): Update.
1179         * cgraph.h (cgraph_local_info): Break out inline summary.
1180         * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1181         hook.
1182         * ipa-inline (inline_summary): New accestor function.
1183         (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1184         cgraph_decide_inlining, compute_inline_parameters): Update.
1185         * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1186
1187 2008-05-07  Maxim Kuvyrkov  <maxim@codesourcery.com>
1188
1189         Cleanup ColdFire scheduling support and add V4 pipeline model.
1190
1191         * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1192         (define_attr cpu): Add cfv4 value.
1193         (define_attr type, define_attr type1): Merge into a single 'type'
1194         attribute.  Update all uses.
1195         (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1196         Rearrange and update.  Rename value 'reg' to 'Rn', add value 'FPn'.
1197         Update all uses.
1198         (define_attr opx_mem, define_attr opy_mem): Remove.
1199         (define_attr op_mem): Clean up, update comment.
1200         (define_attr size): Use specific values instead of general int.
1201         (define_attr guess, define_attr split): Remove.  Update all uses.
1202         (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1203         tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1204         movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1205         zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1206         68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1207         floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1208         fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1209         adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1210         add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1211         add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1212         sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1213         sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1214         mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1215         umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1216         mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1217         div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1218         one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1219         bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1220         beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1221         bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1222         symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1223         Update or set attributes.
1224         (stack_tie): New fake instruction.
1225
1226         * config/m68k/m68k.h (TUNE_CFV4): New macro.
1227         (m68k_sched_attr_size): Update declaration.
1228         (m68k_sched_attr_type2): Remove.
1229         (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1230         Declare new bypass predicates.
1231
1232         * config/m68k/m68k.c (m68k_sched_issue_rate,
1233         m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1234         implementations.
1235         (TARGET_SCHED_ISSUE_RATE,
1236         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1237         (override_options): Handle scheduling for ColdFire V4 core.
1238         (m68k_expand_prologue): Emit stack_tie.
1239         (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1240         'OP_TYPE_FPN'.  Update all uses.
1241         (sched_guess_p): Remove.
1242         (sched_address_type): Handle symbolic addresses.
1243         (sched_get_operand): New static function.
1244         (sched_operand_type): Merge into sched_attr_op_type.
1245         (sched_attr_op_type): Handle FP registers, handle quick constants,
1246         update.
1247         (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1248         (m68k_sched_attr_size): Update.  Move logic to ...
1249         (sched_get_attr_size_int): New static function.
1250         (sched_get_opxy_mem_type): New static function.
1251         (m68k_sched_attr_op_mem): Update.
1252         (m68k_sched_attr_type2): Remove.
1253         (sched_cfv4_bypass_data): New static variable.
1254         (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1255         (m68k_sched_issue_rate): Implement scheduler hook.
1256         (struct _sched_ib: enabled_p): New field.
1257         (m68k_sched_variable_issue): Update.  Handle V4.
1258         (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1259         sched_dump_class_func_t, sched_dump_split_class,
1260         sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1261         sched_dump_dfa_class, m68k_sched_dump): Remove.
1262         (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1263         hook.
1264         (m68k_sched_init_global): Remove statisctics dumping, introduce
1265         sanity check that all instructions have pipeline reservations.  Handle
1266         ColdFire V4 core.
1267         (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1268         Handle ColdFire V4 core.
1269         (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1270         New static functions.
1271         (m68k_sched_address_bypass_p): New bypass predicate.
1272         (sched_get_indexed_address_scale): New static function.
1273         (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1274
1275         * cf.md: Update comments.
1276         (define_attr type2): Remove.  Use 'type' attribute instead.
1277         Update all uses.
1278         (cf_ib): Rename to cfv123_ib.  Update all uses.
1279         (cf_oep): Rename to cfv123_oep.  Update all uses.
1280         (cf_chr): Rename to cfv123_chr.  Update all uses.
1281         (cf_mem): Rename to cfv123_mem.  Update all uses.
1282         (cf_mac): Move to more appropriate place.
1283         (cfv123_guess): New automaton and cpu_unit.
1284         (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1285         Update uses of 'size' attribute.  Handle before reload scheduling.
1286         (cfv123_guess): New dummy reservation for unhandled instructions.
1287         (cfv4_*): Pipeline description of ColdFire V4 core.
1288         (ignore): New reservation to handle 'ignore' type.
1289
1290 2008-05-07  Ian Lance Taylor  <iant@google.com>
1291
1292         PR middle-end/36013
1293         * gimplify.c (find_single_pointer_decl_1): Don't look through
1294         indirections.
1295         (find_single_pointer_decl): Adjust comments.
1296
1297 2008-05-07  Jakub Jelinek  <jakub@redhat.com>
1298
1299         PR middle-end/36137
1300         * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1301         STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1302
1303         PR middle-end/36106
1304         * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1305         integral type rather than floating point, then VIEW_CONVERT_EXPR
1306         to the floating point type.
1307
1308 2008-05-07  Uros Bizjak  <ubizjak@gmail.com>
1309
1310         * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1311         TFmode op0 to register.
1312
1313 2008-05-07  Alan Modra  <amodra@bigpond.net.au>
1314
1315         * c-decl.c (grokdeclarator): Comment typo.
1316
1317 2008-05-06  Aldy Hernandez  <aldyh@redhat.com>
1318
1319         * tree-flow.h: Remove prototype for computed_goto_p.
1320         * tree-cfg.c (computed_goto_p): Make static.
1321
1322 2008-05-06  H.J. Lu  <hongjiu.lu@intel.com>
1323
1324         PR target/35657
1325         * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1326         (contains_aligned_value_p): This.  Handle _Decimal128.
1327         (ix86_function_arg_boundary): Only align _Decimal128 to its
1328         natural boundary and handle it properly.
1329
1330 2008-05-06  Martin Jambor  <mjambor@suse.cz>
1331
1332         * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1333         (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1334         (ipcp_method_set_orig_node): Removed.
1335         (ipcp_cval_get_cvalue_type): Removed.
1336         (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1337         (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1338         (ipcp_cval_set_cvalue_type): Removed.
1339         (ipcp_cval_get_cvalue): Removed.
1340         (ipcp_cval_set_cvalue): Removed.
1341         (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1342         (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1343         (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1344         (ipcp_cval_meet): Renamed to ipa_lattice_meet
1345         (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1346         (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1347         (ipcp_get_ith_lattice): Changed parameters.
1348         (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1349         (ipcp_lattice_from_jfunc): Changed parameters.
1350         (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1351         (ipcp_method_cval_print): Added temporary variable info.
1352         (ipcp_redirect): Removed already unused local variable caller.
1353         (ipcp_redirect): New temporary variable orig_callee_info
1354         (ipcp_redirect): Removed newly unused local variable callee.
1355         (ipcp_redirect): Removed (a bit confusing) local variable type.
1356         (ipcp_insert_stage): Added local variable info.
1357         (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1358         renamed too
1359         (ipcp_formal_create): Removed.
1360         (ipcp_method_cval_set): Removed.
1361         (ipcp_propagate_stage): Renamed lattice variables.
1362         (ipcp_method_cval_set_cvalue_type): Removed.
1363         (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1364         (ipcp_print_all_lattices): Changed printed strings to refer to
1365         lattices rather than cvals.
1366         (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1367         (ipcp_propagate_const): Changed formal parameters.
1368         (build_const_val): Changed formal parameters.
1369         (ipcp_insert_stage): Removed useless variable cvalue
1370         (build_const_val): Changed formal parameters.
1371         (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1372         (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1373         (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1374         (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1375         (ipcp_print_func_profile_counts): Changed string from "method" to
1376         "function"
1377         (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1378         (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1379         (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1380         (ipcp_structures_print): Renamed to ipcp_print_all_structures
1381         (ipcp_profile_print): Renamed to ipcp_print_profile_data
1382         (ipcp_lat_is_const): Changed parameters and made inline.
1383         (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1384         (ipcp_redirect): Renamed to ipcp_need_redirect_p
1385         (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1386         the predicate condition directly
1387         (ipcp_propagate_stage): Added local variable args. Removed local
1388         variable callee.  (Both are mere code simplifications.)
1389         (ipcp_method_dont_insert_const): Renamed to
1390         ipcp_node_not_modifiable_p.
1391         (ipcp_node_not_modifiable_p): Made inline.
1392         (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1393         (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1394         (ipcp_print_all_lattices): Removed variable cvalue
1395         (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1396         Updated comments.
1397
1398 2008-05-06  Olivier Hainque  <hainque@adacore.com>
1399
1400         * tree-sra.c (try_instantiate_multiple_fields): Early return
1401         if field has POINTER_TYPE.
1402
1403 2008-05-06  Kai Tietz  <kai.tietz@onevision.com>
1404
1405         * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1406         by using 'q' specifier for instruction.
1407         (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1408
1409 2008-05-06  Anatoly Sokolov <aesok@post.ru>
1410
1411         * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1412         Change mode of zero_extract from QImode to HImode.
1413         (sign bit tests peepholes): (Ditto.).
1414
1415 2008-05-06  Uros Bizjak  <ubizjak@gmail.com>
1416
1417         * config/i386/mmx.md: Remove double backslashes from asm templates.
1418         (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1419         (mmx_addv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
1420         to handle nonimmediate operands.
1421         (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1422         (mmx_mulv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
1423         to handle nonimmediate operands.
1424         (*mmx_<code>v2sf3_finite): New insn pattern.
1425         (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1426         (mmx_<code>v2sf3): New expander.  Use
1427         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1428         (mmx_<plusminus_insn><mode>3): New expander.  Use
1429         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1430         (*mmx_<plusminus_insn><mode>3): New insn pattern.
1431         (mmx_add<mode>3): Removed.
1432         (mmx_ssadd<mode>3): Ditto.
1433         (mmx_usadd<mode>3): Ditto.
1434         (mmx_sub<mode>3): Ditto.
1435         (mmx_sssub<mode>3): Ditto.
1436         (mmx_ussub<mode>3): Ditto.
1437         (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1438         (mmx_mulv4hi3): New expander.  Use ix86_fixup_binary_operands_no_copy
1439         to handle nonimmediate operands.
1440         (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1441         insn pattern.
1442         (mmx_smulv4hi3_highpart): New expander.  Use
1443         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1444         (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1445         insn pattern.
1446         (mmx_umulv4hi3_highpart): New expander.  Use
1447         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1448         (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1449         (mmx_<code>v4hi3): New expander.  Use
1450         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1451         (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1452         (mmx_<code>v8qi3): New expander.  Use
1453         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1454         (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1455         (mmx_<code><mode>3): New expander.  Use
1456         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1457
1458 2008-05-05  Jan Hubicka  <jh@suse.cz>
1459
1460         PR tree-optimization/36118
1461         * passes.c (pass_init_dump_file): Fix dump header.
1462
1463 2008-05-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1464
1465         PR middle-end/36141
1466         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1467         VCE for function decls.
1468
1469 2008-05-05  H.J. Lu  <hongjiu.lu@intel.com>
1470
1471         * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1472
1473 2008-05-05  H.J. Lu  <hongjiu.lu@intel.com>
1474
1475         * config/i386/i386.md (sat_plusminus): New.
1476         (plusminus_insn): Likewise.
1477         (plusminus_mnemonic): Likewise.
1478         (addsub): Removed.
1479         (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1480         (*<addsub><mode>3_cc_overflow): Renamed to ...
1481         (*<plusminus_insn><mode>3_cc_overflow): This.
1482         (*<addsub>si3_zext_cc_overflow): Renamed to ...
1483         (*<plusminus_insn>si3_zext_cc_overflow): This.
1484
1485         * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1486         (<plusminus_insn><mode>3): This.
1487         (*<addsub><mode>3): Renamed to ...
1488         (*<plusminus_insn><mode>3): This.
1489         (<sse>_vm<addsub><mode>3): Renamed to ...
1490         (<sse>_vm<plusminus_insn><mode>3): This.
1491         (sse3_h<addsub>v4sf3): Renamed to ...
1492         (sse3_h<plusminus_insn>v4sf3): This.
1493         (sse3_h<addsub>v2df3): Renamed to ...
1494         (sse3_h<plusminus_insn>v2df3): This.
1495         (<plusminus_insn><mode>3): New.
1496         (*<plusminus_insn><mode>3): Likewise.
1497         (sse2_<plusminus_insn><mode>3): Likewise.
1498         (add<mode>): Removed.
1499         (*add<mode>3): Likewise.
1500         (sse2_ssadd<mode>3): Likewise.
1501         (sse2_usadd<mode>3): Likewise.
1502         (sub<mode>3): Likewise.
1503         (*sub<mode>3): Likewise.
1504         (sse2_sssub<mode>3): Likewise.
1505         (sse2_ussub<mode>3): Likewise.
1506
1507 2008-05-05  Benjamin Kosnik  <bkoz@redhat.com>
1508
1509         * gthr-single.h: Add in required interface elements as per gthr.h.
1510         Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1511         for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1512         Generalize UNUSED macro.
1513         (__gthread_once): Add.
1514         (__gthread_key_create): Add.
1515         (__gthread_key_delete): Add.
1516         (__gthread_getspecific): Add.
1517         (__gthread_setspecific): Add.
1518
1519 2008-05-05  Andrew Pinski  <Andrew.Pinski@playstation.sony.com>
1520
1521         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1522         the same size types for the indirect reference on the rhs, then
1523         create a VCE.
1524
1525 2008-05-05  Uros Bizjak  <ubizjak@gmail.com>
1526
1527         * config/i386/i386.md
1528         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1529         one insn template instead of template series.
1530         (*xordi_1_rex64): Ditto.
1531         (*xordi_2_rex64): Ditto.
1532
1533 2008-05-05  Ira Rosen  <irar@il.ibm.com>
1534
1535         PR tree-optimization/36119
1536         * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1537         in case of SLP.
1538
1539 2008-06-04  Jan Hubicka  <jh@suse.cz>
1540
1541         tree-optimization/36100
1542         * tree-pass.h (pass_O0_always_inline): Declare.
1543         * ipa-inline.c (inline_transform): Remove dead code.
1544         (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1545         pass_O0_always_inline): New.
1546         * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1547
1548 2008-05-04  Kai Tietz  <kai.tietz@onevision.com>
1549
1550         * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1551         mnemonic in this_param move for TARGET_64BIT.
1552
1553 2008-05-04  Uros Bizjak  <ubizjak@gmail.com>
1554
1555         * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1556         (*strmovsi_rex_1): Ditto.
1557         (*strsetsi_1): Ditto.
1558         (*strsetsi_rex_1): Ditto.
1559
1560         (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1561         adddicc expanders using SWI mode iterator.
1562
1563 2008-05-04  H.J. Lu  <hongjiu.lu@intel.com>
1564
1565         PR target/36121
1566         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1567         argument handling.
1568
1569 2008-05-04  David S. Miller  <davem@davemloft.net>
1570
1571         * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1572         (sparc*-*-linux*): Use linux.h in tm_file.
1573         (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1574         compiler defaulting to 32-bit.
1575         (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1576         no longer needed.
1577         * config/sparc/linux.h: Remove definitions now obtained
1578         properly from linux.h
1579         * config/sparc/linux64.h: Likewise.
1580         (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1581         don't want this setting for 32-bit builds in a biarch compiler.
1582         * doc/install.texi: Add sparc-linux to list of targets
1583         supporting --enable-targets=all.
1584
1585 2008-05-03  Andrew Pinski  <pinskia@gmail.com>
1586
1587         * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1588
1589 2008-05-03  H.J. Lu  <hongjiu.lu@intel.com>
1590
1591         * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1592         after V4SI_FTYPE_V8HI.
1593         (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1594         case V4SI_FTYPE_V2DF.
1595
1596 2008-05-03  Kenneth Zadeck  <zadeck@naturalbridge.com>
1597
1598         * doc/invoke.texi (max-flow-memory-locations): Removed.
1599         * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1600
1601 2008-05-03  Richard Guenther  <rguenther@suse.de>
1602
1603         PR middle-end/34973
1604         * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1605
1606 2008-05-02  David S. Miller  <davem@davemloft.net>
1607
1608         * config.gcc (need_64bit_hwint): Document libcpp dependency.
1609
1610 2008-05-02  Simon Baldwin <simonb@google.com>
1611
1612         PR bootstrap/36108
1613         * c-common.h (warn_array_subscript_range): Removed.
1614         * c-common.c (warn_array_subscript_range): Ditto.
1615         * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1616         * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1617
1618 2008-05-02  H.J. Lu  <hongjiu.lu@intel.com>
1619
1620         * config/i386/i386.c (ix86_special_builtin_type): New.
1621         (bdesc_special_args): Likewise.
1622         (ix86_expand_special_args_builtin): Likewise.
1623         (ix86_init_mmx_sse_builtins): Updated.
1624         (ix86_expand_builtin): Updated.
1625         (ix86_expand_store_builtin): Removed.
1626         (ix86_expand_unop_builtin): Likewise.
1627
1628         * config/i386/mm3dnow.h (__v2sf): Moved to ...
1629         * config/i386/mmintrin.h (__v2sf): Here.
1630
1631         * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1632         const __v2sf.
1633         (_mm_loadl_pi): Likewise.
1634         (_mm_storeh_pi): Replace __v2si with __v2sf.
1635         (_mm_storel_pi): Likewise.
1636
1637         * doc/extend.texi: Correct __builtin_ia32_loadhps,
1638         __builtin_ia32_loadlps, __builtin_ia32_storehps,
1639         __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1640         __builtin_ia32_loadlpd.
1641
1642 2008-05-02  H.J. Lu  <hongjiu.lu@intel.com>
1643
1644         * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1645         V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1646         (bdesc_args): Updated.  Add scalar SSE builtins with vec_merge.
1647         (ix86_init_mmx_sse_builtins): Updated.
1648         (ix86_expand_args_builtin): Likewise.
1649         (ix86_expand_builtin): Likewise.
1650         (ix86_expand_unop1_builtin): Renamed to ...
1651         (ix86_expand_unop_vec_merge_builtin): This.
1652
1653 2008-05-01  Jan Hubicka  <jh@suse.cz>
1654
1655         PR bootstrap/36100
1656         * ipa-inline.c (inline_generate_summary): Make static.
1657         (inline_transform): Do not call inlining at -O0; make static.
1658         * passes.c (execute_todo): Add sanity check.
1659         (execute_one_ipa_transform_pass): Execute proper flags.
1660
1661 2008-05-01  Eric Botcazou  <ebotcazou@adacore.com>
1662
1663         * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1664         (DECL_NONADDRESSABLE_P): Likewise.
1665         * alias.c (record_component_aliases): Fix comment.
1666
1667 2008-05-01  Simon Baldwin <simonb@google.com>
1668
1669         * c-common.h (warn_array_subscript_range): New function.
1670         * c-common.c (warn_array_subscript_range): Ditto.
1671         * tree-vrp.c (check_array_ref): Corrected code to agree with
1672         comment, ignoring only arrays of size 0 or size 1.
1673         * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1674
1675 2008-05-01  H.J. Lu  <hongjiu.lu@intel.com>
1676
1677         * config/i386/i386.c (ix86_builtin_type): Replace
1678         DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1679         (bdesc_args): Updated.
1680         (ix86_init_mmx_sse_builtins): Likewise.
1681         (ix86_expand_args_builtin): Likewise.
1682
1683         * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1684         with __v1di.
1685
1686         * doc/extend.texi: Correct __builtin_ia32_palignr.
1687
1688 2008-05-01  H.J. Lu  <hongjiu.lu@intel.com>
1689
1690         PR target/36095
1691         * config/i386/i386.c (bdesc_crc32): Removed.
1692         (ix86_expand_crc32): Likewise.
1693         (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1694         V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1695         V2DI2TI_FTYPE_V2DI_V2DI_INT.  Add UINT64_FTYPE_UINT64_UINT64,
1696         UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1697         UINT_FTYPE_UINT_UCHAR.
1698         (bdesc_args): Updated. Add crc32 builtins.
1699         (ix86_init_mmx_sse_builtins): Updated.
1700         (ix86_expand_args_builtin): Updated to support subreg.
1701
1702         * doc/extend.texi: Correct __builtin_ia32_crc32di.
1703
1704 2008-05-01  Jan Hubicka  <jh@suse.cz>
1705
1706         * tree-pass.h (opt_pass): Add IPA_PASS.
1707         (varpool_node, cgraph_node): Forward declare.
1708         (ipa_opt_pass): Define.
1709         (pass_ipa_inline): Turn into ipa_opt_pass.
1710         (pass_apply_inline): Remove.
1711         * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1712         (apply_inline): Turn into ....
1713         (inline_transform): ... this one.
1714         (inline_generate_summary): New function.
1715         (pass_apply_inline): Remove.
1716         * function.h (ipa_opt_pass): Forward declare structure; typedef;
1717         vector.
1718         (struct function): Add ipa_transforms_to_apply.
1719         * passes.c (register_one_dump_file): Work on IPA_PASS.
1720         (init_optimization_passes): Remove pass_inline_parameters and
1721         pass_apply_inline.
1722         (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1723         (execute_one_pass) ... here; apply transforms when possible.
1724         (add_ipa_transform_pass, execute_ipa_summary_asses,
1725         execute_one_ipa_transform_pass): New.
1726         (execute_ipa_pass_list): Update for IPA_PASS type.
1727
1728 2008-05-01  H.J. Lu  <hongjiu.lu@intel.com>
1729
1730         * config/i386/i386.c (ix86_builtin_type): Add
1731         V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1732         V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1733         (bdesc_args): Add SSE4a builtins.
1734         (ix86_init_mmx_sse_builtins): Updated.
1735         (ix86_expand_args_builtin): Likewise.
1736         (ix86_expand_builtin): Likewise.
1737
1738 2008-05-01  H.J. Lu  <hongjiu.lu@intel.com>
1739
1740         * config/i386/i386.c (ix86_builtin_type): Add
1741         V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1742         V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1743         V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1744         V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1745         V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1746         V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1747         V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1748         V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1749         and DI_FTYPE_DI_DI_INT.
1750         (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1751         (ix86_init_mmx_sse_builtins): Updated.
1752         (ix86_expand_args_builtin): Likewise.
1753         (ix86_expand_builtin): Likewise.
1754         (ix86_expand_binop_imm_builtin): Removed.
1755
1756         * doc/extend.texi: Correct __builtin_ia32_palignr128.
1757
1758 2008-04-30  Richard Guenther  <rguenther@suse.de>
1759
1760         PR tree-optimization/32921
1761         * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1762
1763 2008-04-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1764
1765         * config/arm/arm.c (arm_unwind_emit): Use
1766         crtl->all_throwers_are_sibcalls instead of
1767         cfun->all_throwers_are_sibcalls.
1768         (arm_output_fn_unwind): Likewise.
1769         * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1770         instead of cfun->uses_pic_offset_table.
1771         (frv_expand_prologue): Likewise.
1772         (frv_frame_pointer_required): Likewise.
1773         (frv_expand_fdpic_call): Likewise.
1774         (frv_emit_movsi): Likewise.
1775         * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1776         cfun->returns_pcc_struct instead of
1777         current_function_returns_pcc_struct.
1778         * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1779         instead of cfun->calls_eh_return.
1780         (m32c_pushm_popm): Likewise.
1781         * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1782         "extern" declaration.
1783
1784 2008-04-30  Richard Guenther  <rguenther@suse.de>
1785
1786         PR tree-optimization/21636
1787         * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1788         constant address.
1789         (evaluate_stmt): Print the likely value.
1790         (ccp_visit_stmt): Avoid excessive vertical spacing.
1791
1792 2008-04-30  Rafael Espindola  <espindola@google.com>
1793
1794         * builtins.c (fold_call_expr): Return realret.
1795         * tree-ssa-threadedge.c
1796         (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1797         __builtin_object_size.
1798
1799 2008-04-30  Seongbae Park  <seongbae.park@gmail.com>
1800
1801         * gcc.c (wrapper_string): New variable.
1802         (insert_wrapper): New function.
1803         (execute): New option -wrapper.
1804         * doc/invoke.texi (Overall Options): New driver option -wrapper.
1805
1806 2008-04-30  Nathan Froyd  <froydnj@codesourcery.com>
1807
1808         * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1809         config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1810         config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1811         from...
1812         * config/rs6000/crtsavres.asm: ...here.  Remove unneeded file.
1813         * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1814         config/rs6000/e500crtres64gprctr.asm,
1815         config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1816         config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1817         config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1818         config/rs6000/e500crtsav64gprctr.asm,
1819         config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1820         config/rs6000/e500crtsavg64gprctr.asm: New files.
1821         * config/rs6000/t-ppccomm: Add build rules for new files.
1822         (LIB2FUNCS_STATIC_EXTRA): Add new files.
1823         * config/rs6000/t-netbsd: Add build rules for new files.
1824         (LIB2FUNCS_STATIC_EXTRA): New variable.
1825         * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1826         (CRTSAVRES_DEFAULT_SPEC): Likewise.
1827         * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1828
1829 2008-04-30  H.J. Lu  <hongjiu.lu@intel.com>
1830
1831         * config/i386/i386.c (ix86_builtin_type): Add
1832         FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1833         V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1834         V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1835         V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1836         V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1837         V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1838         V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1839         V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1840         V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1841         V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1842         V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1843         V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1844         V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1845         V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1846         V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1847         V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1848         V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1849         V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1850         V1DI_FTYPE_V2SI_V2SI.
1851         (bdesc_2arg): Moved to ...
1852         (bdesc_args): Here.
1853         (ix86_init_mmx_sse_builtins): Updated.
1854         (ix86_expand_args_builtin): Updated.  Take a pointer
1855         to const struct builtin_description.  Handle comparison
1856         builtin functions.
1857         (ix86_expand_sse_compare): Take a new argument for swapping operands.
1858         (ix86_expand_builtin): Updated.
1859
1860         * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1861         (ssse3_pmaddubsw128): This.
1862         (ssse3_pmaddubswv4hi3): Renamed to ...
1863         (ssse3_pmaddubsw): This.
1864
1865         * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1866         (__builtin_ia32_packssdw128): Likewise.
1867         (__builtin_ia32_packuswb128): Likewise.
1868         (__builtin_ia32_pmaddubsw): Likewise.
1869         (__builtin_ia32_pmaddubsw128): Likewise.
1870
1871 2008-04-30  Richard Guenther  <rguenther@suse.de>
1872
1873         PR tree-optimization/14847
1874         * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1875         (recognize_bits_test): Use it.
1876         (recognize_single_bit_test): Likewise.
1877
1878 2008-04-30  Martin Jambor  <mjambor@suse.cz>
1879
1880         * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1881         instead of setting number of formal parameters to zero.
1882         (ipcp_init_stage): Do not set the number of actual parameters to zero
1883         either.
1884         (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1885         which are called with variable number of arguments.
1886         (ipcp_insert_stage): Explicitely skipping all nodes which are
1887         called with variable number of arguments.
1888         (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1889         number of parameters.
1890
1891         * ipa-prop.h (struct ipa_node_params): Added flag
1892         called_with_var_arguments
1893         (ipa_set_param_count): Added.  Changed sole setter to use it.
1894         (ipa_get_param_count): Added.  All readers of param_count
1895         converted to use it instead.
1896         (ipa_set_called_with_variable_arg): Added.
1897         (ipa_is_called_with_var_arguments): Added.
1898         (ipa_get_ith_param): Added.  All readers of param_decls converted
1899         to use it instead.
1900         (ipa_set_cs_argument_count): Added, sole writer to argument_count
1901         changed to use it.
1902         (ipa_get_cs_argument_count): Added, all readers of argument_count
1903         changed to cal it.
1904         (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1905         to use it.
1906
1907         * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1908         (struct ipcp_lattice): Renamed cval_type to type
1909         (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1910
1911         * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1912         (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1913         (ipcp_insert_stage): Changed the type of variable cvalue to tree
1914         (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1915         (build_const_val): Changed the type of parameter cvalue to tree
1916         (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1917         (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1918
1919         * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1920         constant
1921
1922         * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1923         (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1924         (ipa_add_method): Renamed to ipa_push_func_to_list
1925         (ipa_remove_method): Renamed to ipa_pop_func_from_list
1926         (ipa_callsite_param_count): Removed.
1927         (ipa_callsite_param_count_set): Removed.
1928         (ipa_callsite_param): Removed.
1929         (ipa_callsite_callee): Removed.
1930         (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1931         (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1932         (ipa_method_formal_count): Removed.
1933         (ipa_method_formal_count_set): Removed.
1934         (ipa_method_get_tree): Removed.
1935         (ipa_method_tree_map_create): Removed.
1936         (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1937         (ipa_create_param_decls_array): Creates the array itself
1938         (ipa_create_param_decls_array): Temporary variable info instead of
1939         a few dereferences.
1940         (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1941         (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1942         (get_type): Removed.
1943         (ipa_jf_get_info_type): Removed.
1944         (ipa_node_create): Renamed to ipa_create_node_params
1945         (ipa_free): Renamed to ipa_free_all_node_params
1946         (ipa_nodes_create): Renamed to ipa_create_all_node_params
1947         (ipa_edges_create): Renamed to ipa_create_all_edge_args
1948         (ipa_edges_free): Renamed to ipa_free_all_edge_args
1949         (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1950         (ipa_free_all_node_params): Deallocation to jump_functions moved to
1951         ipa_free_all_edge_args
1952         (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1953         (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1954         (ipa_create_methodlist_node): Removed.
1955         (ipa_methodlist_method): Removed.
1956         (ipa_methodlist_method_set): Removed.
1957         (ipa_methodlist_next_method): Removed.
1958         (ipa_methodlist_next_method_set): Removed.
1959         (ipa_method_is_modified): Removed.
1960         (ipa_method_modify_create): Removed.
1961         (ipa_method_modify_init): Temporary variable info instead of a few
1962         dereferences.
1963         (ipa_detect_param_modifications): Temporary variable info instead of
1964         a few dereferences.
1965         (ipa_compute_jump_functions): Temporary variable info instead of
1966         a few dereferences.
1967         (ipa_method_modify_set): Removed.
1968         (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1969         (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1970         than craph_node as the first parameter.
1971         (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1972         (ipa_method_modify_init): Removed.
1973         (ipa_compute_jump_functions): Added a temp variable instead of
1974         repeatadly dereferencing the cgraph_edge.aux pointer
1975         (ipa_callsite_param_set_type): Removed.
1976         (ipa_compute_jump_functions): i renamed to index and moved to
1977         an inner block
1978         (ipa_callsite_param_set_info_type_formal): Removed.
1979         (ipa_callsite_param_set_info_type): Removed.
1980         (ipa_callsite_param_map_create): Removed.
1981         (ipa_callsite_tree): Removed.
1982         (ipa_callsite_caller): Removed.
1983         (ipa_pop_func_from_list): return_method removed to return_func
1984
1985         * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1986         prefixed all values with IPA_. Changed all users.
1987         (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1988         CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1989         and FORMAL_IPATYPE IPA_PASS_THROUGH.
1990         (union parameter_info): Renamed to jump_func_value.
1991         (union jump_func_value): Renamed value to constant
1992         (struct ipa_jump_func): Renamed info_type to value
1993         (struct ipa_node): Renamed to ipa_node_params
1994         (struct ipa_node_params): Renamed ipa_arg_num to param_count
1995         (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1996         (struct ipa_node_params): Renamed ipa_mod to modified_flags
1997         (struct ipa_edge): Renamed to ipa_edge_args
1998         (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1999         (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2000         (struct ipa_methodlist): Renamed to ipa_func_list
2001         (struct ipa_func_list): method_p renamed to node, next_method
2002         renamed to next
2003         (ipa_methodlist_p): Removed, switched all users to struct pointer
2004         (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2005
2006 2008-04-30  Alan Modra  <amodra@bigpond.net.au>
2007
2008         * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2009         (rs6000_emit_epilogue): Use backchain to restore only when we
2010         have a large frame.  Make use of frame pointer to restore if we
2011         have one.  Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2012
2013 2008-04-29  Paolo Bonzini  <bonzini@gnu.org>
2014
2015         * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2016         Add mode to zero_extract.
2017         (sign bit tests peepholes): (Ditto.).
2018
2019 2008-04-29  H.J. Lu  <hongjiu.lu@intel.com>
2020
2021         * config/i386/i386.c (ix86_builtins): Replace Prescott New
2022         Instructions in comments with SSE3.
2023         (ix86_builtin_type): This.  Add FLOAT128_FTYPE_FLOAT128,
2024         INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2025         INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2026         V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2027         V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2028         V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2029         V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2030         V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2031         V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2032         V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2033         V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2034         V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2035         (bdesc_sse_args): Renamed to ...
2036         (bdesc_args): This.  Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2037         IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2038         IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2039         IX86_BUILTIN_FABSQ.
2040         (bdesc_1arg): Moved to ...
2041         (bdesc_args): Here.
2042         (ix86_init_mmx_sse_builtins): Updated.  Replace Prescott New
2043         Instructions in comments with SSE3.
2044         (ix86_expand_sse_operands_builtin): Renamed to ...
2045         (ix86_expand_args_builtin): This.  Updated.
2046         (ix86_expand_unop1_builtin): Update comments.
2047         (ix86_expand_builtin): Updated.
2048
2049 2008-04-29  Richard Guenther  <rguenther@suse.de>
2050
2051         PR tree-optimization/36078
2052         * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2053         Update virtual SSA form after cleaning up the CFG.
2054
2055 2008-04-29  Richard Guenther  <rguenther@suse.de>
2056
2057         PR middle-end/15255
2058         * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2059
2060 2008-04-29  Richard Guenther  <rguenther@suse.de>
2061
2062         * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2063         (compute_may_aliases): Do not call finalize_ref_all_pointers.
2064         (compute_flow_insensitive_aliasing): Do not treat
2065         PTR_IS_REF_ALL pointers special.
2066         (get_smt_for): Likewise.
2067         (may_alias_p): Re-structure.
2068         (is_escape_site): A ref-all pointer conversion is not an escape site.
2069         * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2070         PTR_IS_REF_ALL pointers special.
2071         * tree-ssa-structalias.h (struct alias_info): Remove
2072         ref_all_symbol_mem_tag field.
2073         (PTR_IS_REF_ALL): Remove.
2074
2075 2008-04-29  Richard Guenther  <rguenther@suse.de>
2076
2077         PR middle-end/36077
2078         * fold-const.c (extract_muldiv_1): In combining division constants
2079         make sure to never overflow.
2080
2081 2008-04-29  Nick Clifton  <nickc@redhat.com>
2082
2083         * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2084
2085 2008-04-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2086
2087         PR bootstrap/35169
2088         * optc-gen.awk: Work around HP-UX/IA awk bug.
2089
2090 2008-04-28  Danny Smith  <dannysmith@users.sourceforge.net>
2091
2092         * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2093         2008-04-25 commit.
2094
2095 2008-04-28  Uros Bizjak  <ubizjak@gmail.com>
2096
2097         PR target/36073
2098         * config/i386/i386.md
2099         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2100         Change operand 1 predicate to nonimmediate_operand.
2101
2102 2008-04-28  Jakub Jelinek  <jakub@redhat.com>
2103
2104         PR debug/36060
2105         * dwarf2out.c (struct die_struct): Mark as chain_circular through
2106         die_sub field.
2107         * gengtype.c (walk_type, write_func_for_structure): Handle
2108         chain_circular.
2109         * doc/gty.texi: Document chain_circular.
2110
2111 2008-04-28  Richard Guenther  <rguenther@suse.de>
2112
2113         PR tree-optimization/36066
2114         * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2115         SCEV and loop.
2116
2117 2008-04-28  Uros Bizjak  <ubizjak@gmail.com>
2118
2119         PR target/36064
2120         * config/i386/i386.md
2121         (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2122         Use match_scratch instead of match_operand for operands 3 and 4.
2123
2124 2008-04-27  Richard Guenther  <rguenther@suse.de>
2125
2126         PR tree-optimization/18754
2127         PR tree-optimization/34223
2128         * tree-pass.h (pass_complete_unrolli): Declare.
2129         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2130         loop size before and after unconditionally of UL_NO_GROWTH in effect.
2131         Rewrite loop into loop closed SSA form if it is not already.
2132         (tree_unroll_loops_completely): Re-structure to iterate over
2133         innermost loops with intermediate CFG cleanups.
2134         Unroll outermost loops only if requested or the code does not grow
2135         doing so.
2136         * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2137         loops are available.
2138         (tree_vectorize): Instead do so here.
2139         (tree_complete_unroll): Also unroll outermost loops.
2140         (tree_complete_unroll_inner): New function.
2141         (gate_tree_complete_unroll_inner): Likewise.
2142         (pass_complete_unrolli): New pass.
2143         * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2144         uses outside of the loop.
2145         (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2146         form if it is available.
2147         * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2148         * passes.c (init_optimization_passes): Schedule complete inner
2149         loop unrolling pass before the first CCP pass after final inlining.
2150
2151 2008-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2152
2153         * targhooks.h (default_emutls_var_fields,
2154         default_emutls_var_init): Declare.
2155         * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2156         * target.h (struct gcc_target): Add struct emutls member.
2157         * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2158         TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2159         TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2160         TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2161         TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2162         TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2163         (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2164         * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2165         BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2166         * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2167         emit debug information.
2168         * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2169         * varasm.c: Include targhooks.h.
2170         (emutls_object_section, emutls_tmpl_section): New.
2171         (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2172         (EMUTLS_SEPARATOR): New.
2173         (prefix_name): New.
2174         (get_emutls_object_name): New.
2175         (default_emutls_var_fields): New, broken out of ...
2176         (get_emutls_object_type): ... here.  Adjust to use target hooks.
2177         (get_emutls_init_templ_addr): Adjust to use target hooks.
2178         (emutls_decl): Adjust to use target hooks.
2179         (emutls_finish): Likewise.
2180         (default_emutls_var_init): New, broken out of ...
2181         (assemble_variable): ... here.  Adjust to use target hooks.
2182         * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2183         SECCAT_EMUTLS_TMPL.
2184         * c-common.c (handle_section_attribute): Prevent overriding
2185         sections for emulated tls with special sections.
2186         * config/i386/i386.c (x86_64_elf_select_section): Add
2187         SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2188         (x86_64_elf_unique_section): Likewise.
2189         * config/vxworks.c: Include tree.h.
2190         (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2191         (vxworks_override_options): Set TLS scheme.
2192         * doc/tm.texi (Emulated TLS): New node.
2193
2194 2008-04-26  Simon Baldwin <simonb@google.com>
2195
2196         PR c/35652
2197         * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2198         with propagated string constants.
2199
2200 2008-04-26  Uros Bizjak  <ubizjak@gmail.com>
2201
2202         * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2203         constraint for operand 2 when operand 0 is memory operand.
2204         (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2205         operand 0 is memory operand.
2206         (fix_trunc<mode>_i387_with_temp): Ditto.
2207         (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2208         operand 2 when operand 1 is memory operand.
2209         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2210         (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2211         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2212         (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2213         (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2214         operands 2,3 and 4 when operand 1 is memory operand.
2215         (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2216         is memory operand.
2217         (fistdi2_floor_with_temp): Ditto.
2218         (fist<mode>2_floor_with_temp): Ditto.
2219         (fistdi2_ceil_with_temp): Ditto.
2220         (fist<mode>2_ceil_with_temp): Ditto.
2221         (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2222
2223 2008-04-26  David Daney  <ddaney@avtrex.com>
2224
2225         * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2226         unspec_volitile.
2227         (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2228         UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2229         UNSPEC_UPDATE_GOT_VERSION): Renumber.
2230         (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2231         (compare_and_swap_12): New insn.
2232         * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2233         * config/mips/mips.c (mips_force_binary): New function.
2234         (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2235         (mips_expand_compare_and_swap_12): New function.
2236         * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2237
2238 2008-04-25  Jan Hubicka  <jh@suse.cz>
2239
2240         PR testsuite/35843
2241         * cfgexpand.c (pass_expand): Turn into RTL pass.
2242         * passes.c (execute_one_pass): Do pass typechecking after execution.
2243         * tree-pass.h (pass_expand): Turn into RTL pass.
2244
2245         * function.h (struct rtl_data): Move here fields
2246         accesses_prior_frames, calls_eh_return, saves_all_registers,
2247         has_nonlocal_goto, has_asm_statement, is_thunk,
2248         all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2249         uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2250         arg_pointer_save_area_init from struct function; turn into bool.
2251         (struct function): Move
2252         calls_eh_return, saves_all_registers, has_nonlocal_goto,
2253         has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2254         profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2255         tail_call_emit, arg_pointer_save_area_init
2256         into struct rtl_data.  Remove recursive_call_emit and gimplified flags.
2257         (current_function_returns_struct, current_function_returns_pcc_struct,
2258         current_function_calls_setjmp, current_function_calls_alloca,
2259         current_function_accesses_prior_frames,
2260         current_function_calls_eh_return, current_function_is_thunk,
2261         current_function_stdarg, current_function_profile,
2262         current_function_limit_stack, current_function_uses_pic_offset_table,
2263         current_function_uses_const_pool, current_function_has_nonlocal_label,
2264         current_function_saves_all_registers,
2265         current_function_has_nonlocal_goto,
2266         current_function_has_asm_statement): Remove accesor macros.
2267         * ra-conflict.c (global_conflicts): Update.
2268         * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2269         (suitable_for_tail_call_opt_p): Update.
2270         * builtins.c (expand_builtin_return_addr): Update.
2271         (expand_builtin_setjmp_setup): Update.
2272         (expand_builtin_nonlocal_goto): Update.
2273         * final.c (final_start_function): Update.
2274         (profile_function): Update.
2275         (leaf_function_p): Update.
2276         (only_leaf_regs_used): Update.
2277         * df-scan.c (df_get_exit_block_use_set): Update.
2278         * dojump.c (clear_pending_stack_adjust): Update.
2279         * tree-stdarg.c (gate_optimize_stdarg): Update.
2280         * gimple-low.c (lower_function_body): Update.
2281         * global.c (compute_regsets): Update.
2282         (global_alloc): Update.
2283         * dwarf2out.c (dwarf2out_begin_prologue): Update.
2284         * expr.c (expand_assignment): Update.
2285         * dse.c (dse_step0): Update.
2286         (dse_step1): Update.
2287         * c-decl.c (store_parm_decls): Update.
2288         * local-alloc.c (combine_regs): Update.
2289         (find_free_reg): Update.
2290         * function.c (assign_parms_augmented_arg_list): Update.
2291         (assign_parm_find_data_types): Update.
2292         (assign_parms): Update.
2293         (allocate_struct_function): Update.
2294         (expand_function_start): Update.
2295         (expand_function_end): Update.
2296         (get_arg_pointer_save_area): Update.
2297         (thread_prologue_and_epilogue_insns): Update.
2298         (rest_of_match_asm_constraints): Update.
2299         * stor-layout.c (variable_size): Update.
2300         * gcse.c (gcse_main): Update.
2301         (bypass_jumps): Update.
2302         * gimplify.c (gimplify_function_tree): Update.
2303         * calls.c (emit_call_1): Update.
2304         (expand_call): Update.
2305         * bt-load.c (compute_defs_uses_and_gen): Update.
2306         * except.c (sjlj_assign_call_site_values): Update.
2307         (sjlj_emit_function_enter): Update.
2308         (can_throw_external): Update.
2309         (set_nothrow_function_flags): Update.
2310         (expand_builtin_unwind_init): Update.
2311         (expand_eh_return): Update.
2312         (convert_to_eh_region_ranges): Update.
2313         (output_function_exception_table): Update.
2314         * emit-rtl.c (gen_tmp_stack_mem): Update.
2315         * cfgexpand.c (expand_used_vars): Update.
2316         (tree_expand_cfg): Update.
2317         * cfgcleanup.c (rest_of_handle_jump): Update.
2318         * explow.c (allocate_dynamic_stack_space): Update.
2319         * varasm.c (assemble_start_function): Update.
2320         (force_const_mem): Update.
2321         (mark_constant_pool): Update.
2322         * tree-optimize.c (tree_rest_of_compilation): Update.
2323         * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2324         * tree-cfg.c (notice_special_calls): Update.
2325         (is_ctrl_altering_stmt): Update.
2326         (tree_can_make_abnormal_goto): Update.
2327         (tree_purge_dead_abnormal_call_edges): Update.
2328         * config/alpha/predicates.md: Update.
2329         * config/alpha/alpha.c (alpha_sa_mask): Update.
2330         (alpha_sa_size): Update.
2331         (alpha_does_function_need_gp): Update.
2332         (alpha_expand_prologue): Update.
2333         (alpha_start_function): Update.
2334         (alpha_output_function_end_prologue): Update.
2335         (alpha_expand_epilogue): Update.
2336         * config/frv/frv.c (frv_stack_info): Update.
2337         (frv_expand_epilogue): Update.
2338         * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2339         (s390_register_info): Update.
2340         (s390_frame_info): Update.
2341         (s390_init_frame_layout): Update.
2342         (s390_can_eliminate): Update.
2343         (save_gprs): Update.
2344         * config/spu/spu.c (spu_split_immediate): Update.
2345         (need_to_save_reg): Update.
2346         (spu_expand_prologue): Update.
2347         (spu_expand_epilogue): Update.
2348         * config/sparc/sparc.md: Update.
2349         * config/sparc/sparc.c (eligible_for_return_delay): Update.
2350         (sparc_tls_got): Update.
2351         (legitimize_pic_address): Update.
2352         (sparc_emit_call_insn): Update.
2353         (sparc_expand_prologue): Update.
2354         (output_return): Update.
2355         (print_operand): Update.
2356         (sparc_function_ok_for_sibcall): Update.
2357         * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2358         * config/m32r/m32r.md: Update.
2359         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2360         (m32r_compute_frame_size): Update.
2361         (m32r_expand_prologue): Update.
2362         (m32r_expand_epilogue): Update.
2363         (m32r_legitimize_pic_address): Update.
2364         * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2365         * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2366         * config/i386/i386.c (ix86_frame_pointer_required): Update.
2367         (gen_push): Update.
2368         (ix86_save_reg): Update.
2369         (ix86_compute_frame_layout): Update.
2370         (ix86_expand_prologue): Update.
2371         (ix86_expand_epilogue): Update.
2372         * config/sh/sh.c (output_stack_adjust): Update.
2373         (calc_live_regs): Update.
2374         (sh5_schedule_saves): Update.
2375         (sh_expand_prologue): Update.
2376         (sh_expand_epilogue): Update.
2377         (sh_setup_incoming_varargs): Update.
2378         (sh_allocate_initial_value): Update.
2379         (sh_get_pr_initial_val): Update.
2380         * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2381         * config/sh/sh.md (label:): Update.
2382         * config/avr/avr.c (out_movhi_mr_r): Update.
2383         * config/crx/crx.h (enum): Update.
2384         * config/xtensa/xtensa.h (along): Update.
2385         * config/stormy16/stormy16.c Update.
2386         (xstormy16_compute_stack_layout): Update.
2387         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2388         (fr30_expand_prologue): Update.
2389         * config/cris/cris.c (cris_conditional_register_usage): Update.
2390         (cris_reg_saved_in_regsave_area): Update.
2391         (cris_initial_frame_pointer_offset): Update.
2392         (cris_simple_epilogue): Update.
2393         (cris_expand_prologue): Update.
2394         (cris_expand_epilogue): Update.
2395         (cris_expand_pic_call_address): Update.
2396         (cris_asm_output_symbol_ref): Update.
2397         (cris_asm_output_label_ref): Update.
2398         * config/cris/cris.md Update.
2399         * config/iq2000/iq2000.c (compute_frame_size): Update.
2400         (iq2000_expand_epilogue): Update.
2401         * config/mt/mt.h (save_direction): Update.
2402         * config/mn10300/mn10300.c (mn10300_function_value): Update.
2403         * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2404         (ia64_secondary_reload_class): Update.
2405         * config/m68k/m68k.c (m68k_save_reg): Update.
2406         (m68k_expand_prologue): Update.
2407         (m68k_expand_epilogue): Update.
2408         (legitimize_pic_address): Update.
2409         * config/rs6000/rs6000.c (rs6000_got_register): Update.
2410         (first_reg_to_save): Update.
2411         (first_altivec_reg_to_save): Update.
2412         (compute_vrsave_mask): Update.
2413         (compute_save_world_info): Update.
2414         (rs6000_stack_info): Update.
2415         (spe_func_has_64bit_regs_p): Update.
2416         (rs6000_ra_ever_killed): Update.
2417         (rs6000_emit_eh_reg_restore): Update.
2418         (rs6000_emit_allocate_stack): Update.
2419         (rs6000_emit_prologue): Update.
2420         (rs6000_emit_epilogue): Update.
2421         (rs6000_output_function_epilogue): Update.
2422         (output_profile_hook): Update.
2423         (rs6000_elf_declare_function_name): Update.
2424         * config/rs6000/rs6000.h (rs6000_args): Update.
2425         * config/rs6000/rs6000.md: Update.
2426         * config/mcore/mcore.c (mcore_expand_prolog): Update.
2427         * config/arc/arc.c (arc_output_function_epilogue): Update.
2428         * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2429         * config/darwin.c (machopic_function_base_name): Update.
2430         * config/score/score3.c (score3_compute_frame_size): Update.
2431         (rpush): Update.
2432         (rpop): Update.
2433         (score3_epilogue): Update.
2434         * config/score/score7.c (score7_compute_frame_size): Update.
2435         (score7_prologue): Update.
2436         (score7_epilogue): Update.
2437         * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2438         * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2439         * config/arm/arm.c (use_return_insn): Update.
2440         (require_pic_register): Update.
2441         (arm_load_pic_register): Update.
2442         (arm_compute_save_reg0_reg12_mask): Update.
2443         (arm_compute_save_reg_mask): Update.
2444         (thumb1_compute_save_reg_mask): Update.
2445         (output_return_instruction): Update.
2446         (arm_output_function_prologue): Update.
2447         (arm_output_epilogue): Update.
2448         (arm_get_frame_offsets): Update.
2449         (arm_expand_prologue): Update.
2450         (thumb_pushpop): Update.
2451         (thumb_exit): Update.
2452         (thumb1_expand_prologue): Update.
2453         (thumb1_expand_epilogue): Update.
2454         (arm_unwind_emit): Update.
2455         (arm_output_fn_unwind): Update.
2456         * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2457         * config/arm/arm.md: Update.
2458         * config/pa/pa.md: Update.
2459         * config/pa/pa.c (legitimize_pic_address): Update.
2460         (compute_frame_size): Update.
2461         (hppa_expand_prologue): Update.
2462         (hppa_expand_epilogue): Update.
2463         (borx_reg_operand): Update.
2464         * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2465         (HARD_REGNO_RENAME_OK): Update.
2466         * config/mips/mips.c (mips_global_pointer): Update.
2467         (mips_save_reg_p): Update.
2468         (mips_compute_frame_info): Update.
2469         (mips_frame_pointer_required): Update.
2470         (mips_expand_prologue): Update.
2471         (mips_expand_epilogue): Update.
2472         (mips_can_use_return_insn): Update.
2473         (mips_reorg_process_insns): Update.
2474         * config/v850/v850.c (compute_register_save_size): Update.
2475         * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2476         * config/mmix/mmix.c (along): Update.
2477         (mmix_expand_epilogue): Update.
2478         * config/bfin/bfin.c (legitimize_pic_address): Update.
2479         (must_save_p): Update.
2480         (stack_frame_needed_p): Update.
2481         (add_to_reg): Update.
2482         (bfin_expand_prologue): Update.
2483         * stmt.c (expand_asm_operands): Update.
2484         * reload1.c (reload): Update.
2485         (init_elim_table): Update.
2486
2487 2008-04-25  Bob Wilson  <bob.wilson@acm.org>
2488
2489         * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2490
2491 2008-04-25  H.J. Lu  <hongjiu.lu@intel.com>
2492
2493         * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2494         (*mov<mode>_internal): Likewise.  Support V4SF and V2DF.
2495         (mov<mode>): Removed.
2496         (*movv4sf_internal): Likewise.
2497         (*movv2df_internal): Likewise.
2498
2499 2008-04-25  Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2500
2501         * config.gcc (crx-*-elf): Remove deprecation.
2502
2503 2008-04-25  Danny Smith  <dannysmith@users.sourceforge.net>
2504
2505         * config/i386/cygming-crtend.c (register_frame_ctor): Register
2506         __gcc_deregister_frame with atexit.
2507         (deregister_frame_dtor): Remove.
2508
2509 2008-04-24  Nathan Froyd  <froydnj@codesourcery.com>
2510             Nathan Sidwell  <nathan@codesourcery.com>
2511
2512         * config/rs6000/rs6000.opt (mspe): Remove Var property.
2513         (misel): Likewise.
2514         * config/rs6000/rs6000.h (rs6000_spe): Declare.
2515         (rs6000_isel): Likewise.
2516         * config/rs6000/rs6000.c (rs6000_spe): New variable.
2517         (rs6000_isel): New variable.
2518         (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2519
2520 2008-04-24  Jakub Jelinek  <jakub@redhat.com>
2521
2522         PR c++/35758
2523         * c-common.c (handle_vector_size_attribute): Call
2524         lang_hooks.types.reconstruct_complex_type instead of
2525         reconstruct_complex_type.
2526         * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2527         * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2528         * langhooks.h (struct lang_hooks_for_types): Add
2529         reconstruct_complex_type hook.
2530         * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2531         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2532
2533 2008-04-24  Richard Guenther  <rguenther@suse.de>
2534
2535         * c-common.h (check_builtin_function_arguments): Declare.
2536         * c-common.c (validate_nargs): New function.
2537         (check_builtin_function_arguments): Likewise.
2538         * c-typeck.c (build_function_call): Call
2539         check_builtin_function_arguments.
2540         * builtins.c (fold_builtin_classify): Remove error reporting code.
2541         (fold_builtin_unordered_cmp): Likewise.
2542         (fold_builtin_1): Likewise.
2543         (fold_builtin_n): Likewise.
2544
2545 2008-04-24  Jakub Jelinek  <jakub@redhat.com>
2546
2547         PR tree-optimization/36008
2548         * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2549         the original op1, rather than delta by step.
2550
2551 2008-04-22  Antoniu Pop  <antoniu.pop@gmail.com>
2552             Sebastian Pop  <sebastian.pop@amd.com>
2553
2554         * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2555         eliminate_local_variables_stmt, eliminate_local_variables,
2556         separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2557         separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2558         of code delimited by two edges in the CFG.
2559         (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2560         (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2561         (separate_decls_in_loop): Renamed separate_decls_in_region.  Isolate
2562         the case of parallelisation of reductions.
2563         (expr_invariant_in_region_p): New.
2564
2565         * tree-flow.h (gather_blocks_in_sese_region): Declared.
2566         * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2567
2568 2008-04-24  Ira Rosen  <irar@il.ibm.com>
2569             Richard Guenther  <rguenther@suse.de>
2570
2571         PR tree-optimization/36034
2572         * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2573         incapable of dealing with loads with gaps.
2574
2575 2008-04-24  Rafael Espindola  <espindola@google.com>
2576
2577         * tree-flow.h (vrp_evaluate_conditional): Change signature.
2578         * tree-ssa-propagate.c (fold_predicate_in): Update call to
2579         vrp_evaluate_conditional.
2580         * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2581         (vrp_evaluate_conditional): Split the cond argument.
2582         (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2583         (simplify_stmt_for_jump_threading): Update call to
2584         vrp_evaluate_conditional.
2585
2586 2008-04-24  Ira Rosen  <irar@il.ibm.com>
2587
2588         PR tree-optimization/35982
2589         * tree-vect-analyze.c (vect_check_interleaving): Check that the
2590         interleaved data-refs are of the same type.
2591
2592 2008-04-24  Danny Smith  <dannysmith@users.net>
2593
2594         * c-format.c (check_format_info_main): Use strncmp rather than a
2595         magic prefix to handle multichar length specs.
2596         * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2597         Don't prefix "I64" and "I32" with '\0'.
2598
2599 2008-04-24  Jakub Jelinek  <jakub@redhat.com>
2600
2601         PR target/36015
2602         * config/i386/i386.c (init_cumulative_args): Don't pass anything
2603         in registers for -m32 only if stdarg_p (fntype).
2604
2605 2008-04-24  Uros Bizjak  <ubizjak@gmail.com>
2606
2607         PR rtl-optimization/36006
2608         * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2609         temp to op0 in order to avoid invalid rtx sharing.
2610
2611 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
2612
2613         * tree-cfg.c (verify_expr): Check with is_gimple_address.  Don't
2614         check TREE_INVARIANT.
2615         * tree-gimple.c (is_gimple_address): New.
2616         (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2617         * tree-gimple.h (is_gimple_address): New.
2618         * tree.h (decl_address_invariant_p): New.
2619         * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2620         (build_string): Likewise.
2621         (decl_address_invariant_p): New, from is_gimple_invariant_address.
2622         (tree_invariant_p_1): Likewise.
2623         (save_expr): Use it.
2624         (tree_invariant_p): New.
2625         (skip_simple_arithmetic): Use it.
2626         (stabilize_reference_1): Use it.
2627         (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2628         simplify.
2629         (build1_stat): Drop code to compute TREE_INVARIANT.
2630         (build2_stat): Drop code to compute TREE_INVARIANT.
2631         (build3_stat): Drop code to compute TREE_INVARIANT.
2632         (build4_stat): Drop code to compute TREE_INVARIANT.
2633         (build5_stat): Drop code to compute TREE_INVARIANT.
2634         (build7_stat): Drop code to compute TREE_INVARIANT.
2635         (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2636         * tree.h (struct tree_base): Remove invariant_flag.
2637         (TREE_INVARIANT): Remove.
2638         * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2639         (fold_builtin_expect): Check TREE_CONSTANT.
2640         * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2641         * c-tree.h (c_expr_to_decl): Drop third parameter.
2642         * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2643         (build_c_cast): Don't set TREE_INVARIANT.
2644         (pop_init_level): Don't set TREE_INVARIANT.
2645         (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2646         * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2647         TREE_CONSTANT.
2648         (gimplify_init_constructor): Don't set TREE_INVARIANT.
2649         (gimplify_addr_expr): Adjust comment.
2650         * tree-mudflap.c (mf_build_string):
2651         * print-tree.c (print_node): Don't print TREE_INVARIANT.
2652         * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2653         * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2654         * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2655         * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2656         * langhooks.h (struct lang_hooks): Drop third parameter from
2657         expr_to_decl.
2658
2659 2008-04-23  Richard Guenther  <rguenther@suse.de>
2660
2661         PR tree-optimization/27799
2662         PR tree-optimization/32921
2663         PR tree-optimization/32624
2664         * tree-ssa-structalias.c (merge_smts_into): Only merge the
2665         SMTs aliases and the tag itself into the solution.
2666         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2667         merge the points-to solution back into the SMT aliases.
2668         (may_alias_p): Use alias_set_subset_of instead of
2669         aliases_conflict_p.  A pointer which points to
2670         memory with alias set zero may access any variable.
2671
2672 2008-04-23  Richard Guenther  <rguenther@suse.de>
2673
2674         * alias.c (alias_set_subset_of): Correctly handle asking
2675         if zero is a subset of an alias set with zero child.
2676         * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2677         (compute_flow_insensitive_aliasing): Correctly walk all
2678         pointers.  Do not unnecessarily union sets.
2679
2680 2008-04-23  Richard Guenther  <rguenther@suse.de>
2681
2682         PR middle-end/36021
2683         * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2684
2685 2008-04-22  Tomas Bily  <tbily@suse.cz>
2686
2687         * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2688         unreachable case.
2689         * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2690         NON_LVALUE_EXPR.
2691         * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2692         * tree-ssa-structalias.c (get_constraint_for): Likewise.
2693         * tree-inline.c (estimate_num_insns_1): Likewise.
2694         * varasm.c (const_hash_1, compare_constant, copy_constant)
2695         (compute_reloc_for_constant, output_addressed_constants): Likewise.
2696         * emit-rtl.c (component_ref_for_mem_expr)
2697         (set_mem_attributes_minus_bitpos): Likewise.
2698         * expr.c (highest_pow2_factor, expand_expr_real_1, )
2699         (is_aligning_offset): Likewise.
2700         * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2701         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2702         * dojump.c (do_jump): Likewise.
2703         * builtins.c (get_pointer_alignment, get_memory_rtx)
2704         (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2705         * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2706
2707 2008-04-23  Jakub Jelinek  <jakub@redhat.com>
2708
2709         PR rtl-optimization/36017
2710         * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2711         expanding the library call.
2712
2713 2008-04-22  Ian Lance Taylor  <iant@google.com>
2714
2715         * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2716         than size_in_bytes.
2717
2718 2008-04-22  Pat Haugen  <pthaugen@us.ibm.com>
2719
2720         * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2721         of LR/CTR moves for Power6.
2722
2723 2008-04-22  Kenneth Zadeck  <zadeck@naturalbridge.com>
2724
2725         PR middle-end/36003
2726         * passes.c (init_optimization_passes): Remove
2727         pass_fast_rtl_byte_dce.
2728
2729 2008-04-22  Uros Bizjak  <ubizjak@gmail.com>
2730
2731         PR target/29096
2732         * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2733         builtin functions to generate faster code.
2734         (_mm_cvtpu16_ps): Ditto.
2735         (_mm_cvtpi32x2_ps): Ditto.
2736
2737 2008-04-22  Nick Clifton  <nickc@redhat.com>
2738
2739         * common.opt (ftree-loop-distribution): Add Optimization
2740         attribute.
2741
2742         * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2743         (frv_expand_builtin_va_start): Likewise.
2744
2745         * config/arm/arm.c (thumb_find_work_register): Fix location of
2746         argument register count.
2747
2748 2008-04-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
2749
2750         Support scheduling for ColdFire V1 and V3 microarchitecture.
2751         Improve scheduling of multiplication instructions.
2752
2753         * config/m68k/m68k.md (cpu): Add cfv1 and cfv3.  Rename cf_v2 to cfv1.
2754         (mac): New instruction attribute.
2755         * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2756         (m68k_sched_mac): New variable.
2757         (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2758         Handle cfv1 and cfv3.
2759         (max_insn_size): New static variable.
2760         (struct _sched_ib): New type.
2761         (sched_ib): New static variable.
2762         (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2763         to fields of 'struct _sched_ib sched_ib'.  Update all uses.
2764         (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2765         Update.
2766         (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2767         m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3.  Init
2768         new variables.  Update.
2769         (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2770         Add modeling of cfv3 instruction buffer.  Update.
2771         * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2772         * config/m68k/m68k.h (TUNE_CFV3): New macro.
2773         * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2774         (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2775         a particular reservation applies to.
2776         (type2): Reorganize attribute values.  Rename alu to alu_reg,
2777         alu_l to alu, move_l to omove.  Join move to alu.  Split mul
2778         to mul_l and mul_w.
2779         (cf_ib_*): Simplify description of instruction buffer.
2780         (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2781         (cf_mem): Split into cf_mem1 and cf_mem2.
2782         (cf_v2_move_??): Rename to cfv12_alu_??.
2783         (cf_v2_move_l_??): Rename to cfv12_omove_??.
2784         (cf_v2_mul_??): Remove reservations.
2785         (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2786         cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2787         (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2788         appropriate place.
2789         (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2790         cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2791         cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2792         cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2793         cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2794         cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2795         (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2796         expansions of the above reservations for instructions of sizes
2797         1, 2 and 3 words.
2798
2799 2008-04-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
2800
2801         * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2802
2803 2008-04-21  Adam Nemet  <anemet@caviumnetworks.com>
2804
2805         * coverage.c: Include tree-pass.h.
2806         (coverage_counter_alloc): Print da_file_name to the dump file.
2807
2808 2008-04-21  Kenneth Zadeck  <zadeck@naturalbridge.com>
2809
2810         * sbitmap.c (sbitmap_range_empty_p): New function.
2811         * sbitmap.h (sbitmap_range_empty_p): New function.
2812         * bitmap.h: Now includes obstack.h.
2813
2814 2008-04-21  Richard Sandiford  <rsandifo@nildram.co.uk>
2815             Kenneth Zadeck  <zadeck@naturalbridge.com>
2816
2817         * dbgcnt.def (ra_byte_scan): Added.
2818         * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2819         when the last hit happens for a counter.
2820         * timevar.def (TV_DF_BYTE_LR): New variable.
2821         * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2822         * passes.c (pass_fast_rtl_byte_dce): New pass.
2823         * fwprop.c (update_df): Added mode to call df_ref_create.
2824         Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2825         DF_REF_EXTRACT_OFFSET.
2826         * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2827         DF_BYTE_LR_OUT, df_byte_lr): New macro.
2828         (df_mm): New enum.
2829         (df_ref_extract): Added mode field.
2830         (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2831         DF_REF_EXTRACT_OFFSET.
2832         (DF_REF_EXTRACT_MODE): New macro.
2833         (df_byte_lr_bb_info): New structure.
2834         (df_print_byte_regset, df_compute_accessed_bytes,
2835         df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2836         df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2837         df_byte_lr_simulate_uses,
2838         df_byte_lr_simulate_artificial_refs_at_top,
2839         df_byte_lr_simulate_artificial_refs_at_end,
2840         df_compute_accessed_bytes): New function.
2841         (df_ref_create): Add parameter.
2842         (df_byte_lr_get_bb_info): New inline function.
2843         * df-scan.c (df_ref_record, df_uses_record,
2844         df_ref_create_structure): Added mode parameter.
2845         (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2846         df_defs_record, df_uses_record, df_get_conditional_uses,
2847         df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2848         df_entry_block_defs_collect, df_exit_block_uses_collect):
2849         Added mode parameter to calls to df_ref_record, df_uses_record,
2850         df_ref_create_structure.
2851         (df_ref_equal_p, df_ref_compare): Added test for modes.
2852         (df_ref_create_structure): Added code to set mode.  Renamed
2853         DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2854         DF_REF_EXTRACT_OFFSET.
2855         * df-core.c (df_print_byte_regset): New function.
2856         * df-byte-scan.c: New file.
2857         * df-problems.c (df_rd_transfer_function): Removed unnecessary
2858         calls to BITMAP_FREE.
2859         (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2860         (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2861         df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2862         df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2863         df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2864         df_byte_lr_local_compute, df_byte_lr_init,
2865         df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2866         df_byte_lr_transfer_function, df_byte_lr_free,
2867         df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2868         df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2869         df_byte_lr_simulate_uses,
2870         df_byte_lr_simulate_artificial_refs_at_top,
2871         df_byte_lr_simulate_artificial_refs_at_end): New function.
2872         * dce.c (byte_dce_process_block): New function.
2873         (dce_process_block): au is now passed in rather than computed
2874         locally.  Changed loops that look at artificial defs to not look
2875         for conditional or partial ones, because there never are any.
2876         (fast_dce): Now is able to drive byte_dce_process_block or
2877         dce_process_block depending on the kind of dce being done.
2878         (rest_of_handle_fast_dce): Add parameter to fast_dce.
2879         (rest_of_handle_fast_byte_dce): New function.
2880         (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2881         * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2882
2883 2008-04-21  Daniel Franke  <franke.daniel@gmail.com>
2884
2885         PR fortran/35019
2886         * gcc.h: Added fortran options that take arguments to
2887         DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2888         macros.
2889
2890 2008-04-20  Eric Botcazou  <ebotcazou@adacore.com>
2891
2892         * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2893         scalarization if on the LHS and not a full access.
2894
2895 2008-04-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2896
2897         * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2898
2899 2008-04-18  Rafael Espindola  <espindola@google.com>
2900
2901         * tree-vrp.c (find_case_label_index): Fix the binary search.
2902         (find_case_label_range): New.
2903         (vrp_visit_switch_stmt): Use find_case_label_range.
2904         (simplify_switch_using_ranges): Use find_case_label_range.
2905
2906 2008-04-18  Eric Botcazou  <ebotcazou@adacore.com>
2907
2908         * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2909         using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2910
2911 2008-04-18  Tom Tromey  <tromey@redhat.com>
2912
2913         PR libcpp/15500:
2914         * doc/cpp.texi (Implementation-defined behavior): Mention
2915         -finput-charset.
2916
2917 2008-04-18  Ian Lance Taylor  <iant@google.com>
2918
2919         * fold-const.c (pointer_may_wrap_p): New static function.
2920         (fold_comparison): Add another test for pointer overflow.  Use
2921         pointer_may_wrap_p to disable some false positives.
2922
2923 2008-04-18  Kris Van Hees <kris.van.hees@oracle.com>
2924
2925         * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2926         (fname_as_string): Match updated cpp_interpret_string prototype.
2927         (fix_string_type): Support char16_t* and char32_t*.
2928         (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2929         derivative) nodes.  Register as builtin if C++0x.
2930         (c_parse_error): Support CPP_CHAR{16,32}.
2931         * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2932         (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2933         CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2934         CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2935         CTI_CHAR32_ARRAY_TYPE>: New elements.
2936         (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2937         char32_type_node, signed_char32_type_node, char16_array_type_node,
2938         char32_array_type_node): New defines.
2939         * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2940         (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2941         (lex_string): Support CPP_STRING{16,32}, match updated
2942         cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2943         (lex_charconst): Support CPP_CHAR{16,32}.
2944         * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2945         and CPP_STRING{16,32}.
2946
2947 2008-04-18  Paolo Bonzini  <bonzini@gnu.org>
2948
2949         PR bootstrap/35457
2950         * aclocal.m4: Regenerate.
2951         * configure: Regenerate.
2952
2953 2008-04-18  Jan Hubicka  <jh@suse.cz>
2954
2955         * except.c (dw2_size_of_call_site_table,
2956         sjlj_size_of_call_site_table): Use vector API for call_site_record.
2957
2958         * cgraphbuild.c (build_cgraph_edges): Update.
2959         * tree-pass.h: Update comment.
2960         * final.c (leaf_function_p): Update.
2961         (leaf_renumber_regs): Update.
2962         (rest_of_clean_state): Update.
2963         * omp-low.c (expand_omp_parallel): Update.
2964         * ipa-reference.c (analyze_function): Update.
2965         * reorg.c (find_end_label): Update.
2966         (optimize_skip): Update.
2967         (fill_simple_delay_slots): Update.
2968         (fill_simple_delay_slots): Update.
2969         (make_return_insns): Update.
2970         (dbr_schedule): Update.
2971         * gimple-low.c (record_vars_into): Update.
2972         * cfgbuild.c (make_edges): Update.
2973         * function.c (assign_stack_local): Update.
2974         (assign_parm_adjust_stack_rtl): Update.
2975         (locate_and_pad_parm): Update.
2976         (allocate_struct_function): Do not initialize stack_alignment_needed
2977         and preferred_stack_boundary here.
2978         (stack_protect_prologue): Update.
2979         (stack_protect_epilogue): Update.
2980         (expand_function_start): Initialize stack_alignment_needed,
2981         preferred_stack_boundary and max_jumptable_ents.
2982         (expand_function_end): Update.
2983         (free_after_compilation): Do not NULLify epilogue_delay_list.
2984         * function.h (struct rtl_data): Add stack_protect_guard,
2985         stack_alignment_needed,
2986         preferred_stack_boundary, epilogue_delay_list.
2987         (struct function): Remove value_histograms, stack_alignment_needed,
2988         preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2989         last_label_uid,
2990         unexpanded_var_list, stack_protect_guard.
2991         (current_function_epilogue_delay_list): Remove.
2992         * ipa-type-escape.c (analyze_function): Update.
2993         * gimplify.c (pop_gimplify_context): Update comment.
2994         * calls.c (expand_call): Update.
2995         (emit_library_call_value_1): Update.
2996         * except.c (set_nothrow_function_flags): Update.
2997         * cfgexpand.c (get_decl_align_unit): Update.
2998         (create_stack_guard): Update.
2999         (estimated_stack_frame_size): Update.
3000         (expand_used_vars): Update.
3001         (tree_expand_cfg): Free histogram earliers, init expansion variables.
3002         * explow.c (allocate_dynamic_stack_space): Update.
3003         * tree-ssa-live.c (remove_unused_locals): Update.
3004         * varasm.c (mark_constant_pool): Update.
3005         * tree-inline.c (remap_decls): Update.
3006         (initialize_cfun): Update.
3007         (declare_return_variable): Update.
3008         (inline_forbidden_p): Update.
3009         (expand_call_inline): Update.
3010         (declare_inline_vars): Update.
3011         (tree_function_versioning): Update.
3012         * tree-flow.h (value_histograms): New.
3013         (VALUE_HISTOGRAMS): New macro.
3014         * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3015         last_label_uid.
3016         * tree-cfg.c (set_bb_for_stmt): Update.
3017         (replace_by_duplicate_decl): Update.
3018         (move_block_to_fn): Update.
3019         (new_label_mapper): Update.
3020         (dump_function_to_file): Update.
3021         * ipa-struct-reorg.c (build_data_structure): Update.
3022         * cfgrtl.c (print_rtl_with_bb): Update.
3023         * reload1.c (reload): Update.
3024         (reload): Update.
3025         * config/i386/i386.c (setup_incoming_varargs_64,
3026         ix86_compute_frame_layout): Update.
3027         * config/arc/arc.c (arc_output_function_epilogue): Update.
3028
3029 2008-04-18  Marius Strobl <marius@FreeBSD.org>
3030
3031         * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3032         for FreeBSD as well.
3033         * gthr-posix95.h: Likewise.
3034
3035 2008-04-17  Richard Sandiford  <rsandifo@nildram.co.uk>
3036
3037         PR rtl-optimization/35838
3038         * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3039         out the byte offset of the first subreg.
3040
3041 2008-04-17  Uros Bizjak  <ubizjak@gmail.com>
3042
3043         * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3044         to split_ti instead of three separate calls with single member arrays.
3045         (subti3 splitter): Ditto.
3046         (adddi3 splitter): Ditto with split_di.
3047         (subdi3 splitter): Ditto.
3048         (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3049         two separate calls with single member arrays.  Swap match_dup
3050         operands 1 and 2 to better fit into the array.
3051         (negdi2 splitter): Ditto with split_di.
3052         (movdfcc splitter):  Pass arrays of 2 operands to split_di instead of
3053         two separate calls with single member arrays.  Swap match_dup operands
3054         6 and 7 to better fit into the array.
3055
3056 2008-04-17  H.J. Lu  <hongjiu.lu@intel.com>
3057
3058         * config/i386/i386.c (sse_builtin_type): New.
3059         (bdesc_sse_args): Likewise.
3060         (bdesc_sse_3arg): Removed.
3061         (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3062         (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3063         IX86_BUILTIN_ROUNDPS.
3064         (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args.  Remove
3065         bdesc_sse_3arg.  Remove IX86_BUILTIN_ROUNDPD and
3066         IX86_BUILTIN_ROUNDPS.
3067         (ix86_expand_sse_4_operands_builtin): Removed.
3068         (ix86_expand_sse_operands_builtin): New.
3069         (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3070         and CODE_FOR_sse4_1_roundps.
3071         (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3072         Handle bdesc_sse_args.  Remove bdesc_sse_3arg.
3073
3074 2008-04-17  Alan Modra  <amodra@bigpond.net.au>
3075
3076         PR target/35907
3077         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3078         regs before frame pop when needed.  If use_backchain_to_restore_sp
3079         then load backchain into a temp reg to restore vr and vrsave.  Add
3080         code to restore vr after frame pop if possible.
3081
3082 2008-04-17  Richard Guenther  <rguenther@suse.de>
3083
3084         * tree-vn.c (expressions_equal_p): Do not check type
3085         equality or compatibility before calling operand_equal_p.
3086         * fold-const.c (operand_equal_p): Check equivalence of
3087         integer constants before bailing out due to signedness or
3088         precision differences.
3089         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3090         spurious differences in type qualification.  Ignore types
3091         for COMPONENT_REFs at all.
3092
3093 2008-04-17  Christian Bruel  <christian.bruel@st.com>
3094
3095         * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3096         msw_skip comparison.
3097
3098 2008-04-16  Jakub Jelinek  <jakub@redhat.com>
3099
3100         PR c/35739
3101         * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3102         reg type.
3103
3104         PR tree-optimization/35899
3105         * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3106         rather than TREE_OPERAND.
3107
3108 2008-04-16  Uros Bizjak  <ubizjak@gmail.com>
3109
3110         PR target/35944
3111         * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3112         temporary registers.  Change operand predicate to general_operand.
3113         (remainderxf3): Ditto.
3114
3115 2008-04-16  Richard Guenther  <rguenther@suse.de>
3116
3117         * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3118         * tree-affine.c (aff_combination_expand): Look through some
3119         conversions.
3120
3121 2008-04-15  Doug Kwan  <dougkwan@google.com>
3122
3123         * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3124         for hex printing.
3125         * tree-pretty-print.c (dump_generic_node): Ditto.
3126         * final.c (output_addr_const): Ditto.
3127         * dwarf2out.c (output_cfi): Ditto.
3128         * c-pretty-print.c (pp_c_integer_constant): Ditto.
3129         * print-rtl.c (print_rtx): Ditto.
3130         * print-tree.c (print_node_brief, print_node): Ditto.
3131         * c-common.c (match_case_to_enum_1): Ditto.
3132         * sched-vis.c (print_value): Ditto.
3133         * config/i386/i386.c (print_operand): Cast to long unsigned int
3134         for hex printing.
3135
3136 2008-04-15  Danny Smith  <dannysmith@users.sourceforge.net>
3137         * libgcc2.c [L_trampoline]: Remove  unnecessary prototype for
3138         MS Windows VirtualProtect function.
3139
3140 2008-04-15  Jan Hubicka  <jh@suse.cz>
3141
3142         * gengtype.c (write_root): Param_is argument is OK.
3143         * expr.c (expand_expr_real_1): Update call of get_exception_*.
3144         * function.h: Include varray.h
3145         (rtl_eh): New stucture based on except.c one.
3146         (call_site_record): New forward declaration and vector type.
3147         * calls.c (emit_call_1): Do not call
3148         note_current_region_may_contain_throw.
3149         * except.c (eh_status): Remove cur_region, try_region since they are
3150         unused.
3151         Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3152         exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3153         sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3154         Remove call_site_data_used, call_site_data_size.
3155         Turn call_site_record into vector in function.h.
3156         (note_current_region_may_contain_throw): Remove.
3157         (get_exception_pointer, get_exception_filter): Do not take struct
3158         function argument; update.
3159         (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3160         add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3161         build_post_landing_pads, dw2_build_landing_pads,
3162         sjlj_assign_call_site_values, sjlj_mark_call_sites,
3163         sjlj_emit_function_enter, sjlj_emit_function_enter,
3164         sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3165         sjlj_build_landing_pads, finish_eh_generation,
3166         remove_exception_handler_label, remove_eh_handler,
3167         maybe_remove_eh_handler, add_reachable_handler,
3168         reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3169         add_action_record, collect_one_action_chain, add_call_site,
3170         convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3171         sjlj_output_call_site_table, output_function_exception_table,
3172         * except.h (note_current_region_may_contain_throw): Remove
3173         (get_exception_pointer, get_exception_filter): Do not take struct
3174         function argument.
3175         * Makefile.in (GTFILES): Put varargs before struct function.
3176
3177 2008-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3178
3179         * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3180         punt for STRING_CST.
3181         (get_constraint_for): Deal with STRING_CST here instead.
3182
3183 2008-04-15  Richard Guenther  <rguenther@suse.de>
3184
3185         * tree-ssa-propagate.c (substitute_and_fold): Substitute
3186         statements in a basic-block with a backward walk.  Do not
3187         substitute into dead statements but instead remove those.
3188
3189 2008-04-15  Richard Guenther  <rguenther@suse.de>
3190
3191         * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3192         to zero, thus disable creation of SFTs.
3193
3194 2008-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3195
3196         * tree-predcom.c (suitable_reference_p): Return false if the
3197         reference can throw.
3198
3199 2008-04-15  Jakub Jelinek  <jakub@redhat.com>
3200
3201         PR c/35751
3202         * c-decl.c (finish_decl): If extern or static var has variable
3203         size, set TREE_TYPE (decl) to error_mark_node.
3204
3205 2008-04-15  Rafael Espindola  <espindola@google.com>
3206
3207         * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3208         variable arg1.
3209
3210 2008-04-15  Richard Guenther  <rguenther@suse.de>
3211
3212         * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3213         * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3214         (visit_reference_op_load): Do walk vuse-vdef chains on
3215         vn_reference_lookup.
3216         (visit_reference_op_store): But do not here.
3217         * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3218         vn_reference_lookup.
3219         (vn_lookup_with_vuses): But do so here.
3220
3221 2008-04-14  Ian Lance Taylor  <iant@google.com>
3222
3223         * fold-const.c (fold_overflow_warning): Remove assertion.
3224
3225 2008-04-15  Ben Elliston  <bje@au.ibm.com>
3226
3227         * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3228         temp1 local variables.
3229
3230 2008-04-15  Zuxy Meng  <zuxy.meng@gmail.com>
3231
3232         PR target/35661
3233         * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3234         ".text.unlikely" section as executable.
3235
3236 2008-04-14  James E. Wilson  <wilson@tuliptree.org>
3237
3238         * config/ia64/ia64.c (rtx_needs_barrier): Handle
3239         UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3240         * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3241         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3242         divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3243         divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3244         divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3245
3246 2008-04-14  Ian Lance Taylor  <iant@google.com>
3247
3248         * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3249         * fold-const.c (fold_comparison): If appropriate, test
3250         POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3251         (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3252         reassociating a pointer type.
3253         * doc/invoke.texi (Optimize Options): Document that
3254         -fstrict-overflow applies to pointer wraparound.
3255
3256 2008-04-13  Jan Hubicka  <jh@suse.cz>
3257
3258         * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3259
3260 2008-04-12  Andrew Pinski  <pinskia@gmail.com>
3261
3262         * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3263         we are going to "save the world".
3264
3265 2008-04-13  Hans-Peter Nilsson  <hp@axis.com>
3266
3267         * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3268         ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3269         operand 0 constraint, not "=".
3270
3271 2008-04-11  James E. Wilson  <wilson@tuliptree.org>
3272
3273         * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3274
3275 2008-04-11  H.J. Lu  <hongjiu.lu@intel.com>
3276
3277         * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3278         of size of positions_needed * CHAR_BIT.
3279
3280 2008-04-11  H.J. Lu  <hongjiu.lu@intel.com>
3281
3282         PR middle-end/35897
3283         * dse.c (store_info): Change positions_needed to unsigned
3284         HOST_WIDE_INT.
3285         (lowpart_bitmask): New.
3286         (record_store): Cast to unsigned HOST_WIDE_INT for
3287         positions_needed.  Assert width <= size of positions_needed *
3288         CHAR_BIT.  Call lowpart_bitmask to initialize positions_needed.
3289         (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask.  Call
3290         lowpart_bitmask to set mask.
3291
3292 2008-04-11  Bernd Schmidt  <bernd.schmidt@analog.com>
3293
3294         * config/bfin/constraints.md: New file.
3295         * config/bfin/bfin.md: Include it.
3296         (adddi3): Use satisfies_constraint functions instead of the old macros.
3297         * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3298         CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3299         CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3300         CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3301         CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3302         CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3303         EXTRA_CONSTRAINT): Delete.
3304         * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3305         reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3306         of the old macros.
3307         * config/bfin/bfin.c: Include "tm-constrs.h".
3308         (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3309         Use satisfies_constraint functions instead of the old macros.
3310         * doc/md.texi (Blackfin Constraints): Update file name reference.
3311
3312 2008-04-11  Richard Guenther  <rguenther@suse.de>
3313
3314         PR tree-optimization/35869
3315         * tree-vrp.c (execute_vrp): Move switch statement update after
3316         jump threading.  Schedule another cfg cleanup run.
3317
3318 2008-04-11  Volker Reichelt  <v.reichelt@netcologne.de>
3319
3320         PR c/35744
3321         * attribs.c (decl_attributes): Return early on errorneous node.
3322
3323 2008-04-10  Oleg Ryjkov  <olegr@google.com>
3324
3325         * tree.h (struct tree_base): Added a new flag default_def_flag.
3326         (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3327
3328 2008-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
3329
3330         * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3331
3332 2008-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3333
3334         PR target/35768
3335         * pa.md: Define mode iterator P.  Define mode attribute dwc.
3336         (dcacheflush): Update pattern to use iterator P and attribute dwc.
3337         (icacheflush): Likewise.
3338         * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3339         !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3340
3341 2008-04-11  Ben Elliston  <bje@au.ibm.com>
3342
3343         * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3344
3345 2008-04-10  Rafael Espindola  <espindola@google.com>
3346
3347         * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3348         TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3349         (extract_range_from_expr): The same.
3350
3351 2008-04-10  Adam Nemet  <anemet@caviumnetworks.com>
3352
3353         * config/mips/mips.md (GPR2): New mode iterator.
3354         (seq): Add comment.
3355         (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3356         *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3357         *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3358         Rewrite these to take two modes, the mode of comparison and the
3359         mode of the destination.
3360         * config/mips/mips.c (mips_expand_scc): Instead of having
3361         paradoxical subreg as destination, expand "narrowing" scc if mode
3362         of comparison is SI and target is requested in DI mode.
3363         (mips_emit_int_order_test): Update comment.  Make mode of
3364         comparison match CMP0 rather than TARGET.  When creating inverse
3365         target use mode of TARGET.
3366
3367 2008-04-10  Adam Nemet  <anemet@caviumnetworks.com>
3368
3369         * gcov-dump.c (tag_summary): Only print summaries for the first
3370         GCOV_COUNTERS_SUMMABLE counters.
3371
3372 2008-04-10  Uros Bizjak  <ubizjak@gmail.com>
3373
3374         * config/i386/i386.md (absneg): New code iterator.
3375         (absnegprefix): New code attribute.
3376         (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3377         patterns using absneg code iterator.
3378         (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3379         using absneg code iterator.
3380         (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3381         *neg<mode>2 patterns using absneg code iterator.
3382         (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3383         *negextendsfdf2 patterns using absneg code iterator.
3384         (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3385         *negextendsfxf2 patterns using absneg code iterator.
3386         (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3387         *negextendsfdf2 patterns using absneg code iterator.
3388         * config/i386/sse.md (<code><mode>2): Macroize expander from
3389         abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3390
3391 2008-04-10  Andreas Krebbel  <krebbel1@de.ibm.com>
3392
3393         * config/s390/s390.h: Remove the remains of the recent search
3394         & replace action of current_function_outgoing_args_size.
3395
3396 2008-04-10  Ira Rosen  <irar@il.ibm.com>
3397
3398         PR tree-optimization/35821
3399         * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3400         NEW_STMT_LIST is not NULL.
3401
3402 2008-04-09  David Edelsohn  <edelsohn@gnu.org>
3403
3404         PR libstdc++/35597
3405         * toplev.c (process_options): Remove -ffunction-sections debugging
3406         warning.
3407
3408 2008-04-09  Peter Bergner  <bergner@vnet.ibm.com>
3409
3410         PR middle-end/PR28690
3411         * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3412         than gen_rtx_fmt_ee to perform more canonicalizations.
3413
3414 2008-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3415
3416         PR driver/35665
3417         * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3418
3419 2008-04-09  Richard Guenther  <rguenther@suse.de>
3420
3421         * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3422         (dump_function_to_file): Dump function arguments with types.
3423
3424 2008-04-08  Richard Guenther  <rguenther@suse.de>
3425
3426         * fold-const.c (fold_widened_comparison): Do not allow
3427         sign-changes that change the result.
3428
3429 2008-04-08  Janis Johnson  <janis187@us.ibm.com>
3430
3431         PR target/35839
3432         * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3433         kinds of indirect references.
3434
3435 2008-04-08  David Edelsohn  <edelsohn@gnu.org>
3436
3437         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3438         GNU Fortran language string.
3439
3440 2008-04-08  Rafael Espindola  <espindola@google.com>
3441
3442         * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3443         (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3444         * tree.h (tree_call_nonnegative_warnv_p): New.
3445
3446 2008-04-08  Jan Hubicka  <jh@suse.cz>
3447
3448         * function.c (free_after_compilation): Clear out regno_reg_rtx
3449         pointer.
3450
3451 2008-04-08  Peter Bergner  <bergner@vnet.ibm.com>
3452
3453         Revert
3454         2008-04-07  Peter Bergner  <bergner@vnet.ibm.com>
3455
3456         PR middle-end/PR28690
3457         * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3458         same precedence as REG_POINTER and MEM_POINTER operands.
3459
3460 2008-04-08  Richard Guenther  <rguenther@suse.de>
3461
3462         PR middle-end/35834
3463         * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3464         for adding index to base.
3465
3466 2008-04-08  Kai Tietz  <kai.tietz@onevision.com>
3467
3468         * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3469         (MINGW_ENABLE_EXECUTE_STACK): New.
3470         (IN_LIBGCC2): For libgcc include windows.h file for
3471         function declarations.
3472
3473 2008-04-08  Hans-Peter Nilsson  <hp@axis.com>
3474
3475         * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3476         and tem2 if tem1 is not a REG or MULT.
3477
3478 2008-04-08  Jan Hubicka  <jh@suse.cz>
3479
3480         * function.h (incomming_args): Break out of struct function.
3481         (function_subsections): Break out of struct function.
3482         (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3483         return_rtx and hard_reg_initial_vals from struct function.
3484         Kill inl_max_label_num.
3485         (current_function_pops_args, current_function_args_info,
3486         current_function_args_size, current_function_args_size,
3487         current_function_pretend_args_size,
3488         current_function_outgoing_args_size,
3489         current_function_internal_arg_pointer, current_function_return_rtx):
3490         Kill compatibility accestor macros.
3491         * builtins.c (expand_builtin_apply_args_1): Update.
3492         (expand_builtin_next_arg): Update.
3493         * df-scan.c (df_get_call_refs): Update.
3494         * dbxout.c (dbxout_function_end): Update.
3495         * dwarf2out.c (dwarf2out_switch_text_section): Update.
3496         (output_line_info): Update.
3497         (secname_for_decl): Update.
3498         (dwarf2out_var_location): Update.
3499         * function.c (free_after_compilation): Update.
3500         (assign_parm_find_stack_rtl): Update.
3501         (assign_parms): Update.
3502         (expand_dummy_function_end): Update.
3503         (expand_function_end): Update.
3504         * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3505         (expand_call): Update.
3506         (emit_library_call_value_1): Update.
3507         (store_one_arg): Update.
3508         * varasm.c (initialize_cold_section_name): Update.
3509         (unlikely_text_section): Update.
3510         (unlikely_text_section_p): Update.
3511         (assemble_start_function): Update.
3512         (assemble_end_function): Update.
3513         (default_section_type_flags): Update.
3514         (switch_to_section): Update.
3515         * integrate.c (set_decl_abstract_flags): Update.
3516         (get_hard_reg_initial_val): Update.
3517         (has_hard_reg_initial_val): Update.
3518         (allocate_initial_values): Update.
3519         * resource.c (init_resource_info): Update.
3520         * config/alpha/alpha.c (NUM_ARGS): Update.
3521         (direct_return): Update.
3522         (alpha_va_start): Update.
3523         (alpha_sa_size): Update.
3524         (alpha_initial_elimination_offset): Update.
3525         (alpha_expand_prologue): Update.
3526         (alpha_start_function): Update.
3527         (alpha_expand_epilogue): Update.
3528         (unicosmk_initial_elimination_offset):
3529         * config/alpha/alpha.md (call expander): Update.
3530         * config/s390/s390.c (s390_register_info): Update.
3531         (s390_register_info): Update.
3532         (s390_frame_info): Update.
3533         (s390_initial_elimination_offset): Update.
3534         (s390_build_builtin_va_list): Update.
3535         (s390_va_start): Update.
3536         * config/spu/spu.c (direct_return): Update.
3537         (spu_expand_prologue): Update.
3538         (spu_initial_elimination_offset): Update.
3539         (spu_build_builtin_va_list): Update.
3540         (spu_va_start): Update.
3541         * config/sparc/sparc.c (sparc_init_modes): Update.
3542         (sparc_compute_frame_size): Update.
3543         (function_value): Update.
3544         * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3545         * config/i386/i386.md (return expander): Update.
3546         * config/i386/i386.c (ix86_va_start): Update.
3547         (ix86_can_use_return_insn_p): Update.
3548         (ix86_compute_frame_layout): Update.
3549         (ix86_expand_epilogue): Update.
3550         * config/sh/sh.c (output_stack_adjust): Update.
3551         (calc_live_regs): Update.
3552         (sh_expand_prologue): Update.
3553         (sh_builtin_saveregs): Update.
3554         (sh_va_start): Update.
3555         (initial_elimination_offset): Update.
3556         (sh_allocate_initial_value): Update.
3557         (sh_function_ok_for_sibcall): Update.
3558         (sh_get_pr_initial_val): Update.
3559         * config/sh/sh.md (return expander): Update.
3560         * config/avr/avr.c (frame_pointer_required_p): UPdate.
3561         * config/crx/crx.c (crx_compute_frame): UPdate.
3562         (crx_initial_elimination_offset): UPdate.
3563         * config/xtensa/xtensa.c (compute_frame_size): Update
3564         (xtensa_builtin_saveregs): Update.
3565         (xtensa_va_start): Update.
3566         (order_regs_for_local_alloc): Update.
3567         * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3568         (xstormy16_expand_builtin_va_start): Update.
3569         * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3570         * config/m68hc11/m68hc11.md (return expanders): Update.
3571         * config/m68hc11/m68hc11.c (expand_prologue): Update.
3572         (expand_epilogue): Update.
3573         * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3574         (cris_simple_epilogue): Update.
3575         (cris_expand_prologue): Update.
3576         (cris_expand_epilogue): Update.
3577         * config/iq2000/iq2000.c (iq2000_va_start): Update.
3578         (compute_frame_size): Update.
3579         * config/mt/mt.c (mt_compute_frame_size): Update.
3580         * config/mn10300/mn10300.c (expand_prologue): Update.
3581         (expand_epilogue): Update.
3582         (initial_offset): Update.
3583         (mn10300_builtin_saveregs):
3584         * config/mn10300/mn10300.md (return expander): Update.
3585         * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3586         (ia64_initial_elimination_offset): Update.
3587         (ia64_initial_elimination_offset): Update.
3588         (ia64_expand_prologue): Update.
3589         * config/m68k/m68k.md (return expander): Update.
3590         * config/rs6000/rs6000.c (rs6000_va_start): Update.
3591         (rs6000_stack_info): Update.
3592         * config/mcore/mcore.c (layout_mcore_frame): Update.
3593         (mcore_expand_prolog): Update.
3594         * config/arc/arc.c (arc_compute_frame_size): Update.
3595         * config/score/score3.c (score3_compute_frame_size): Update.
3596         * config/score/score7.c (score7_compute_frame_size): Update.
3597         * config/arm/arm.c (use_return_insn): Update.
3598         (thumb_find_work_register): Update.
3599         (arm_compute_save_reg_mask): Update.
3600         (arm_output_function_prologue): Update.
3601         (arm_output_epilogue): Update.
3602         (arm_size_return_regs): Update.
3603         (arm_get_frame_offsets): Update.
3604         (arm_expand_prologue): Update.
3605         (thumb_exit): Update.
3606         (thumb_unexpanded_epilogue): Update.
3607         (thumb1_output_function_prologue): Update.
3608         * config/pa/pa.md (return expander): Update.
3609         * config/pa/pa.c (compute_frame_size): Update.
3610         (hppa_builtin_saveregs): Update.
3611         * config/mips/mips.c (mips_va_start): Update.
3612         (mips16_build_function_stub): Update.
3613         (mips_compute_frame_info): Update.
3614         (mips_restore_gp): Update.
3615         (mips_output_function_prologue): Update.
3616         (mips_expand_prologue): Update.
3617         * config/v850/v850.c (compute_frame_size): Update.
3618         (expand_prologue): * config/mmix/mmix.c (along): update.
3619         (mmix_initial_elimination_offset): update.
3620         (mmix_reorg): update.
3621         (mmix_use_simple_return): update.
3622         (mmix_expand_prologue): update.
3623         (mmix_expand_epilogue): Update.
3624         * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3625         (emit_link_insn): Update.
3626
3627 2008-04-08  Anatoly Sokolov <aesok@post.ru>
3628
3629         * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3630         __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3631         instructions.
3632         * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3633         atmega103 device.
3634
3635 2008-04-07  Jan Hubicka  <jh@suse.cz>
3636
3637         * function.h (rtl): Rename to x_rtl.
3638         (crtl): New define.
3639         (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3640         frame_offset, stack_check_probe_note, arg_pointer_save_area,
3641         used_temp_slots avail_temp_slots, temp_slot_level,
3642         nonlocal_goto_handler_labels): Update accesstors.
3643         (rtl): New global variable.
3644         (struct function): Move some fileds to rtl_data.
3645         (get_arg_pointer_save_area): Update prototype.
3646         * builtins.c (expand_builtin_setjmp_receiver): Update call of
3647         get_arg_pointer_save_area.
3648         * expr.c (init_expr): Update
3649         * function.c (get_frame_size): Update
3650         (assign_stack_local): Update
3651         (expand_function_end): Update.
3652         (get_art_pointer_save_area): Update
3653         * function.h
3654         * emit-rtl.c (rtl): Declare.
3655         (regno_reg_rtx): Declare.
3656         (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3657         Update.
3658         (gen_reg_rtx): Update.
3659         * varasm.c (n_deferred_constatns): Update accestor.
3660         (init_varasm_status): Do not allocate varasm_status.
3661         (force_const_mem, get_pool_size, output_constant_pool): Update.
3662         * stmt.c (force_label_rtx): Do not use x_ prefixes.
3663         (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3664         * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3665         * sparc/sparc.h (INIT_EXPANDERS): Update.
3666         * ia64/ia64.h (INIT_EXPANDERS): Update.
3667
3668 2008-04-07  James E. Wilson  <wilson@tuliptree.org>
3669
3670         * reload.c (push_secondary_reload): Add missing break to for loop.
3671
3672 2008-04-07  Peter Bergner  <bergner@vnet.ibm.com>
3673
3674         PR middle-end/PR28690
3675         * rtlanal.c: Update copyright years.
3676         (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3677         as REG_POINTER and MEM_POINTER operands.
3678         * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3679         (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3680         * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3681         * gcse.c: Update copyright years.
3682         (pre_delete): Call gen_reg_rtx_and_attrs.
3683         (hoist_code): Likewise.
3684         (build_store_vectors): Likewise.
3685         (delete_store): Likewise.
3686         * loop-invariant.c (move_invariant_reg): Likewise.
3687         Update copyright years.
3688
3689 2008-04-07  Uros Bizjak  <ubizjak@gmail.com>
3690
3691         * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3692         control string instead of quoted.
3693
3694 2008-04-07  Kenneth Zadeck  <zadeck@naturalbridge.com>
3695
3696         * doc/rtl.texi: Rewrite of subreg section.
3697
3698 2008-04-07  Kai Tietz  <kai.tietz@onevision.com>
3699
3700         PR/35842
3701         * config/i386/i386.c (legitimize_pic_address): Add treating
3702         of dllimport SYM_REF's.
3703         (legitimize_dllimport_symbol): Add prototype.
3704
3705 2008-04-07  Eric Botcazou  <ebotcazou@adacore.com>
3706
3707         * fold-const.c (fold) <ARRAY_REF>: New case.  Try to fold constant
3708         reference in constructor with non self-referential type.
3709
3710 2008-04-07  Eric Botcazou  <ebotcazou@adacore.com>
3711
3712         Removal of Return with Depressed Stack Pointer support
3713         * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3714         (ECF_SP_DEPRESSED): Likewise.
3715         (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3716         * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3717         (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3718         (expand_call): Do not test ECF_SP_DEPRESSED.
3719         * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3720         * function.c (keep_stack_depressed): Delete.
3721         (handle_epilogue_set): Likewise.
3722         (update_epilogue_consts): Likewise.
3723         (emit_equiv_load): Likewise.
3724         (thread_prologue_and_epilogue_insns): Remove support for Return with
3725         Depressed Stack Pointer.
3726         * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3727
3728 2008-04-06  Richard Guenther  <rguenther@suse.de>
3729
3730         PR tree-optimization/35400
3731         * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3732         information from SSA_NAMEs.
3733
3734 2008-04-06  Anatoly Sokolov <aesok@post.ru>
3735
3736         * config/avr/avr.h (avr_mega_p): Remove declaration.
3737         (AVR_MEGA): Remove macro.
3738         * config/avr/avr.c (avr_mega_p): Remove variable.
3739         (avr_override_options): Remove inicializion of avr_mega_p.
3740         Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3741         (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3742         (avr_jump_mode): (Ditto.).
3743         (avr_output_progmem_section_asm_op): (Ditto.).
3744         (avr_asm_init_sections): (Ditto.).
3745         (avr_asm_init_sections): (Ditto.).
3746         (avr_rtx_costs): (Ditto.).
3747         * config/avr/avr.md: (Ditto.).
3748         * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3749         '__AVR_MEGA__'.
3750
3751 2008-04-06  Richard Guenther  <rguenther@suse.de>
3752
3753         PR tree-optimization/35842
3754         * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3755         is_gimple_invariant_address.
3756
3757 2008-04-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
3758
3759         * gcc.c (default_compilers): Sync Fortran extensions list with
3760         that in fortran/lang-specs.h.
3761         * doc/invoke.texi: Likewise.
3762         * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3763         * dwarf2out.c (gen_compile_unit_die): Likewise.
3764
3765 2008-04-06  Tom G. Christensen  <tgc@jupiterrise.com>
3766
3767         * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3768
3769 2008-04-05  Uros Bizjak  <ubizjak@gmail.com>
3770
3771         PR target/12329
3772         * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3773         attribute is used for nested functions.
3774
3775 2008-04-05  Jan Hubicka  <jh@suse.cz>
3776
3777         * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3778
3779         * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3780         letter argument.
3781         (dump_files): Update.
3782         (enable_rtl_dump_file): Do not accept letter argument.
3783         * tree-pass.h (dump_file_info): Remove letter argument.
3784         * toplev.c (decode_d_option): Update -da handling.
3785         * toplev.h (enable_rtl_dump_file): Update prototype.
3786         * passes.c (register_one_dump_file): Do not accept IPA argument; work
3787         it out based on pass type.
3788         (register_dump_files_1): Likewise.
3789         (init_optimization_passes): Update register_one_dump_file calls.
3790         (execute_one_pass): Sanity check that IPA passes are called at IPA
3791         level and RTL passes at RTL level.
3792         (execute_pass_list): IPA pass can not be after or subpass of
3793         GIMPLE/RTL pass.
3794         (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3795         disallov RTL subpasses of IPA subpasses.
3796
3797 2008-04-05  Ben Elliston  <bje@au.ibm.com>
3798
3799         * tree-cfg.c (need_fake_edge_p): Return false for calls to
3800         builtins that return exactly once and do not throw. Cache call to
3801         call_expr_flags.
3802
3803 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3804
3805         PR rtl-optimization/34916
3806         PR middle-end/35519
3807         * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3808         between instruction pairs.
3809
3810 2008-04-04  Naveen.H.S  <naveen.hs@kpitcummins.com>
3811
3812         * doc/invoke.texi: Document -mbitops for SH.
3813         * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3814         * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3815         * config/sh/sh.c (print_operand): Add %t operand code.
3816         * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3817         * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3818         (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3819         (extendqihi2): Likewise.
3820         (movqi_i): Likewise.
3821         (insv): Use bset, bclr and bst instructions for SH2A if possible.
3822         (extv): Use bld instruction for SH2A if possible.
3823         (extzv): Likewise.
3824         (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3825         bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3826         bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3827         (bset.b, bclr.b): Define peepholes.
3828         * config/sh/sh.opt (mbitops): New option.
3829
3830 2008-04-04  Janis Johnson  <janis187@us.ibm.com>
3831
3832         PR target/35620
3833         * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3834         and view convert expression.
3835
3836 2008-04-04  Jakub Jelinek  <jakub@redhat.com>
3837
3838         PR target/35364
3839         * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3840
3841 2008-04-04  H.J. Lu  <hongjiu.lu@intel.com>
3842
3843         * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3844
3845         * config/i386/cpuid.h (bit_AES): New.
3846         (bit_PCLMUL): Likewise.
3847
3848         * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3849         (override_options): Handle PTA_AES and PTA_PCLMUL.  Enable
3850         SSE2 if AES or PCLMUL is enabled.
3851         (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3852         IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3853         IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3854         IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3855         (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3856         (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3857         IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3858         IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3859         (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3860         (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3861         __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3862         __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3863         __builtin_ia32_aeskeygenassist128 and
3864         __builtin_ia32_pclmulqdq128.
3865         * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3866         (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3867         IX86_BUILTIN_PSRLDQI128.  Handle IX86_BUILTIN_AESKEYGENASSIST128.
3868
3869         * config/i386/i386.h (TARGET_AES): New.
3870         (TARGET_PCLMUL): Likewise.
3871         (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3872
3873         * config/i386/i386.md (UNSPEC_AESENC): New.
3874         (UNSPEC_AESENCLAST): Likewise.
3875         (UNSPEC_AESDEC): Likewise.
3876         (UNSPEC_AESDECLAST): Likewise.
3877         (UNSPEC_AESIMC): Likewise.
3878         (UNSPEC_AESKEYGENASSIST): Likewise.
3879         (UNSPEC_PCLMUL): Likewise.
3880
3881         * config/i386/i386.opt (maes): New.
3882         (mpclmul): Likewise.
3883
3884         * config/i386/sse.md (aesenc): New pattern.
3885         (aesenclast): Likewise.
3886         (aesdec): Likewise.
3887         (aesdeclast): Likewise.
3888         (aesimc): Likewise.
3889         (aeskeygenassist): Likewise.
3890         (pclmulqdq): Likewise.
3891
3892         * config/i386/wmmintrin.h: New.
3893
3894         * doc/extend.texi: Document AES and PCLMUL built-in function.
3895
3896         * doc/invoke.texi: Document -maes and -mpclmul.
3897
3898 2008-04-04  Paolo Bonzini  <bonzini@gnu.org>
3899
3900         * function.c (free_after_parsing): Replace with
3901         cxx_push_function_context from C++ front-end.
3902         (allocate_struct_function): Don't call langhook.
3903         * langhooks.h (struct lang_hooks_for_functions): Delete.
3904         (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3905         member "function".
3906         * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3907         (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3908         LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3909         LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3910         (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3911         remove LANG_HOOKS_FUNCTION_INITIALIZER.
3912         * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3913
3914         * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3915         Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3916
3917 2008-04-04  Jakub Jelinek  <jakub@redhat.com>
3918
3919         PR c/35440
3920         * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3921         for all types.
3922
3923 2008-04-04  Richard Guenther  <rguenther@suse.de>
3924
3925         PR middle-end/35823
3926         * fold-const.c (optimize_minmax_comparison): Use the correct
3927         type for the constant in the simplified comparison.
3928
3929 2008-04-04  Zuxy Meng <zuxy.meng@gmail.com>
3930
3931         * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3932         Pass L2 size as "--param l2-cache-size" to the compiler.
3933         (decode_l2_cache): New function to decode L2 cache parameters using
3934         0x8000006 extended cpuid function.
3935         (detect_caches_amd): Determine parameters of L2 cache using
3936         decode_l2_caches function.
3937         (decode_caches_intel): Decode L2 cache parameters.
3938         (detect_caches_intel): Determine L2 cache parameters using
3939         decode_caches_intel and decode_l2_caches functions.
3940
3941 2008-04-03  Bob Wilson  <bob.wilson@acm.org>
3942
3943         * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3944         secondary input reload for subword loads from the constant pool.
3945
3946 2008-04-03  Janis Johnson  <janis187@us.ibm.com>
3947
3948         PR target/35713
3949         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3950