gcc/ChangeLog

   1 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * opts.h: Include obstack.h.
   4         (opts_concat): New prototype.
   5         (opts_obstack): New declaration.
   6         * opts.c (opts_concat): New function.
   7         (opts_obstack): New variable.
   8         (init_options_struct): Call gcc_init_obstack on opts_obstack.
   9         (finish_options): Use opts_concat instead of concat
  10         and XOBNEWVEC instead of XNEWVEC.
  11         * opts-common.c (generate_canonical_option, decode_cmdline_option,
  12         generate_option): Likewise.
  13         * Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
  14         * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.
  15
  16         PR target/56455
  17         * stmt.c (expand_switch_as_decision_tree_p): If flag_pic
  18         and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.
  19
  20 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
  21
  22         PR middle-end/56461
  23         * lra-spills.c (lra_spill): Free spill_hard_reg at the end.
  24
  25 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
  26
  27         * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
  28         (arm_block_move_unaligned_straight): Likewise.
  29         (arm_adjust_block_mem): Likewise.
  30
  31 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
  32
  33         PR target/48901
  34         * config/lm32/lm32.c (gen_int_relational): Remove unused variables
  35         temp, cond and label.
  36         * config/lm32/lm32.md (ashlsi3): Remove unused variable one.
  37
  38         PR target/52500
  39         * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
  40         * config/c6x/c6x.h (dbx_register_map): Update declaration.
  41
  42         PR target/52501
  43         * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
  44         of prologue/epilogue functions.
  45
  46         PR target/52550
  47         * config/tilegx/tilegx.c (tilegx_expand_prologue):
  48         Remove unused variable cfa_offset.
  49         * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.
  50
  51         PR target/54639
  52         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
  53         type promotion to unsigned.
  54
  55         PR target/54640
  56         * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
  57         for HOST_WIDE_INT of 32 bit / same size as int.
  58         (arm_block_move_unaligned_straight): Likewise.
  59         (arm_adjust_block_mem): Likewise.
  60
  61         PR target/54662
  62         * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
  63         ALL_CFLAGS.
  64
  65 2013-02-26  Marek Polacek  <polacek@redhat.com>
  66
  67         PR tree-optimization/56426
  68         * tree-ssa-loop.c (tree_ssa_loop_init): Always call
  69         scev_initialize.
  70
  71 2013-02-26  Richard Biener  <rguenther@suse.de>
  72
  73         PR target/56444
  74         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
  75         unused variable loops.
  76
  77 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
  78
  79         PR tree-optimization/56448
  80         * fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
  81         TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
  82         Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
  83         later operands of the references, or even first operand for
  84         INDIRECT_REF, TARGET_MEM_REF or MEM_REF.
  85
  86         PR tree-optimization/56443
  87         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
  88         overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
  89         to type_for_mode langhook.
  90
  91 2013-02-25  Matt Turner  <mattst88@gmail.com>
  92
  93         * doc/invoke.texi: Document r4700.
  94
  95 2013-02-25  Richard Biener  <rguenther@suse.de>
  96
  97         PR tree-optimization/56175
  98         * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
  99         split out from ...
 100         (simplify_bitwise_binary): ... here.  Also guard the conversion
 101         of (type) X op CST to (type) (X op ((type-x) CST)) with it.
 102
 103 2013-02-25  Catherine Moore  <clm@codesourcery.com>
 104
 105         Revert:
 106         2013-02-24  Catherine Moore  <clm@codesourcery.com>
 107             Maciej W. Rozycki  <macro@codesourcery.com>
 108             Tom de Vries  <tom@codesourcery.com>
 109             Nathan Sidwell <nathan@codesourcery.com>
 110             Iain Sandoe  <iain@codesourcery.com>
 111             Nathan Froyd  <froydnj@codesourcery.com>
 112             Chao-ying Fu <fu@mips.com>
 113         * doc/extend.texi: (micromips, nomicromips, nocompression):
 114         Document new function attributes.
 115         * doc/invoke.texi (minterlink-compressed, mmicromips,
 116         m14k, m14ke, m14kec): Document new options.
 117         (minterlink-mips16): Update documentation.
 118         * doc/md.texi (ZC, ZD): Document new constraints.
 119         * configure.ac (gcc_cv_as_micromips): Check if linker
 120         supports the .set micromips directive.
 121         * configure: Regenerate.
 122         * config.in: Regenerate.
 123         * config/mips/mips-tables.opt: Regenerate.
 124         * config/mips/micromips.md: New file.
 125         * constraints.md (ZC, AD): New constraints.
 126         * config/mips/predicates.md (movep_src_register): New predicate.
 127         (movep_src_operand): New predicate.
 128         (non_volatile_mem_operand): New predicate.
 129         * config/mips/mips.md (multimem): New type.
 130         (length): Differentiate between 17-bit and 18-bit branch offsets.
 131         (MOVEP1, MOVEP2): New mode iterator.
 132         (mov_<load>l): Use ZC constraint.
 133         (mov_<load>r): Likewise.
 134         (mov_<store>l): Likewise.
 135         (mov_<store>r): Likewise.
 136         (*branch_equality<mode>_inverted): Add microMIPS support.
 137         (*branch_equality<mode>): Likewise.
 138         (*jump_absolute): Likewise.
 139         (indirect_jump_<mode>): Likewise.
 140         (tablejump_<mode>): Likewise.
 141         (<optab>_internal): Likewise.
 142         (sibcall_internal): Likewise.
 143         (sibcall_value_internal): Likewise.
 144         (prefetch): Use constraint ZD.
 145         * config/mips/mips.opt (minterlink-compressed): New option.
 146         (minterlink-mips16): Now an alias for minterlink-compressed.
 147         (mmicromips): New option.
 148         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
 149         (compare_and_swap_12): Likewise.
 150         (sync_add<mode>): Likewise.
 151         (sync_<optab>_12): Likewise.
 152         (sync_old_<optab>_12): Likewise.
 153         (sync_new_<optab>_12): Likewise.
 154         (sync_nand_12): Likewise.
 155         (sync_old_nand_12): Likewise.
 156         (sync_new_nand_12): Likewise.
 157         (sync_sub<mode>): Likewise.
 158         (sync_old_add<mode>): Likewise.
 159         (sync_old_sub<mode>): Likewise.
 160         (sync_new_add<mode>): Likewise.
 161         (sync_new_sub<mode>): Likewise.
 162         (sync_<optab><mode>): Likewise.
 163         (sync_old_<optab><mode>): Likewise.
 164         (sync_new_<optab><mode>): Likewise.
 165         (sync_nand<mode>): Likewise.
 166         (sync_old_nand<mode>): Likewise.
 167         (sync_new_nand<mode>): Likewise.
 168         (sync_lock_test_and_set<mode>): Likewise.
 169         (test_and_set_12): Likewise.
 170         (atomic_compare_and_swap<mode>): Likewise.
 171         (atomic_exchange<mode>_llsc): Likewise.
 172         (atomic_fetch_add<mode>_llsc): Likewise.
 173         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
 174         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
 175         (umips_save_restore_pattern_p): Likewise.
 176         (umips_load_store_pair_p): Likewise.
 177         (umips_output_load_store_pair): Likewise.
 178         (umips_movep_target_p): Likewise.
 179         (umips_12bit_offset_address_p): Likewise.
 180         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
 181         (mips_base_mips16): Rename this...
 182         (mips_base_compression_flags): ...to this. Update all uses.
 183         (mips_attribute_table): Add micromips, nomicromips and nocompression.
 184         (mips_mips16_decl_p): Delete.
 185         (mips_nomips16_decl_p): Delete.
 186         (mips_get_compress_on_flags): New function.
 187         (mips_get_compress_off_flags): New function.
 188         (mips_get_compress_mode): New function.
 189         (mips_get_compress_on_name): New function.
 190         (mips_get_compress_off_name): New function.
 191         (mips_insert_attributes): Support multiple compression types.
 192         (mips_merge_decl_attributes): Likewise.
 193         (umips_12bit_offset_address_p): New function.
 194         (mips_start_function_definition): Emit .set micromips directive.
 195         (mips_call_may_need_jalx_p): New function.
 196         (mips_function_ok_for_sibcall): Add microMIPS support.
 197         (mips_print_operand_punctuation): Support short delay slots and
 198         compact jumps.
 199         (umips_swm_mask, umips_swm_encoding): New.
 200         (umips_build_save_restore): New function.
 201         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
 202         (was_mips16_p): Remove.
 203         (old_compression_mode): New.
 204         (mips_set_compression_mode): New function.
 205         (mips_set_current_function): Add microMIPS support.
 206         (mips_option_override): Likewise.
 207         (umips_save_restore_pattern_p): New function.
 208         (umips_output_save_restore): New function.
 209         (umips_load_store_pair_p_1): New function.
 210         (umips_load_store_pair_p): New function.
 211         (umips_output_load_store_pair_1): New function.
 212         (umips_output_load_store_pair): New function.
 213         (umips_movep_target_p) New function.
 214         (mips_prepare_pch_save): Add microMIPS support.
 215         * config/mips/mips.h (TARGET_COMPRESSION): New.
 216         (TARGET_CPU_CPP_BUILTINS): Update macro
 217         to use new compression flags and to support microMIPS.
 218         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
 219         (MIPS_ARCH_FLOAT_SPEC): Likewise.
 220         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
 221         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
 222         (ASM_SPEC): Support mmicromips and mno-micromips.
 223         (M16STORE_REG_P): New macro.
 224         (MIPS_CALL): Support TARGET_MICROMIPS.
 225         (MICROMIPS_J): New macro.
 226         (mips_base_mips16): Rename this...
 227         (mips_base_compression_flags): ...to this.
 228         (UMIPS_12BIT_OFFSET_P): New macro.
 229         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
 230         (MULTILIB_DIRNAMES): Likewise.
 231
 232 2013-02-25  Tom de Vries  <tom@codesourcery.com>
 233
 234         PR rtl-optimization/56131
 235         * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
 236         * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
 237         NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.
 238
 239 2013-02-25  Tobias Burnus  <burnus@net-b.de>
 240
 241         * doc/invoke.texi (-fsanitize=): Move from optimization
 242         to debugging options.
 243
 244 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
 245
 246         * sched-deps.c (sched_analyze_insn): Fix typo in comment.
 247
 248 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
 249             Alexander Monakov  <amonakov@ispras.ru>
 250
 251         PR middle-end/56077
 252         * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
 253         flush pending lists also on non-jumps.  Adjust comment.
 254
 255 2013-02-24  Catherine Moore  <clm@codesourcery.com>
 256             Maciej W. Rozycki  <macro@codesourcery.com>
 257             Tom de Vries  <tom@codesourcery.com>
 258             Nathan Sidwell <nathan@codesourcery.com>
 259             Iain Sandoe  <iain@codesourcery.com>
 260             Nathan Froyd  <froydnj@codesourcery.com>
 261             Chao-ying Fu <fu@mips.com>
 262
 263         * doc/extend.texi: (micromips, nomicromips, nocompression):
 264         Document new function attributes.
 265         * doc/invoke.texi (minterlink-compressed, mmicromips,
 266         m14k, m14ke, m14kec): Document new options.
 267         (minterlink-mips16): Update documentation.
 268         * doc/md.texi (ZC, ZD): Document new constraints.
 269         * configure.ac (gcc_cv_as_micromips): Check if linker
 270         supports the .set micromips directive.
 271         * configure: Regenerate.
 272         * config.in: Regenerate.
 273         * config/mips/mips-tables.opt: Regenerate.
 274         * config/mips/micromips.md: New file.
 275         * constraints.md (ZC, AD): New constraints.
 276         * config/mips/predicates.md (movep_src_register): New predicate.
 277         (movep_src_operand): New predicate.
 278         (non_volatile_mem_operand): New predicate.
 279         * config/mips/mips.md (multimem): New type.
 280         (length): Differentiate between 17-bit and 18-bit branch offsets.
 281         (MOVEP1, MOVEP2): New mode iterator.
 282         (mov_<load>l): Use ZC constraint.
 283         (mov_<load>r): Likewise.
 284         (mov_<store>l): Likewise.
 285         (mov_<store>r): Likewise.
 286         (*branch_equality<mode>_inverted): Add microMIPS support.
 287         (*branch_equality<mode>): Likewise.
 288         (*jump_absolute): Likewise.
 289         (indirect_jump_<mode>): Likewise.
 290         (tablejump_<mode>): Likewise.
 291         (<optab>_internal): Likewise.
 292         (sibcall_internal): Likewise.
 293         (sibcall_value_internal): Likewise.
 294         (prefetch): Use constraint ZD.
 295         * config/mips/mips.opt (minterlink-compressed): New option.
 296         (minterlink-mips16): Now an alias for minterlink-compressed.
 297         (mmicromips): New option.
 298         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
 299         (compare_and_swap_12): Likewise.
 300         (sync_add<mode>): Likewise.
 301         (sync_<optab>_12): Likewise.
 302         (sync_old_<optab>_12): Likewise.
 303         (sync_new_<optab>_12): Likewise.
 304         (sync_nand_12): Likewise.
 305         (sync_old_nand_12): Likewise.
 306         (sync_new_nand_12): Likewise.
 307         (sync_sub<mode>): Likewise.
 308         (sync_old_add<mode>): Likewise.
 309         (sync_old_sub<mode>): Likewise.
 310         (sync_new_add<mode>): Likewise.
 311         (sync_new_sub<mode>): Likewise.
 312         (sync_<optab><mode>): Likewise.
 313         (sync_old_<optab><mode>): Likewise.
 314         (sync_new_<optab><mode>): Likewise.
 315         (sync_nand<mode>): Likewise.
 316         (sync_old_nand<mode>): Likewise.
 317         (sync_new_nand<mode>): Likewise.
 318         (sync_lock_test_and_set<mode>): Likewise.
 319         (test_and_set_12): Likewise.
 320         (atomic_compare_and_swap<mode>): Likewise.
 321         (atomic_exchange<mode>_llsc): Likewise.
 322         (atomic_fetch_add<mode>_llsc): Likewise.
 323         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
 324         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
 325         (umips_save_restore_pattern_p): Likewise.
 326         (umips_load_store_pair_p): Likewise.
 327         (umips_output_load_store_pair): Likewise.
 328         (umips_movep_target_p): Likewise.
 329         (umips_12bit_offset_address_p): Likewise.
 330         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
 331         (mips_base_mips16): Rename this...
 332         (mips_base_compression_flags): ...to this. Update all uses.
 333         (mips_attribute_table): Add micromips, nomicromips and nocompression.
 334         (mips_mips16_decl_p): Delete.
 335         (mips_nomips16_decl_p): Delete.
 336         (mips_get_compress_on_flags): New function.
 337         (mips_get_compress_off_flags): New function.
 338         (mips_get_compress_mode): New function.
 339         (mips_get_compress_on_name): New function.
 340         (mips_get_compress_off_name): New function.
 341         (mips_insert_attributes): Support multiple compression types.
 342         (mips_merge_decl_attributes): Likewise.
 343         (umips_12bit_offset_address_p): New function.
 344         (mips_start_function_definition): Emit .set micromips directive.
 345         (mips_call_may_need_jalx_p): New function.
 346         (mips_function_ok_for_sibcall): Add microMIPS support.
 347         (mips_print_operand_punctuation): Support short delay slots and
 348         compact jumps.
 349         (umips_swm_mask, umips_swm_encoding): New.
 350         (umips_build_save_restore): New function.
 351         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
 352         (was_mips16_p): Remove.
 353         (old_compression_mode): New.
 354         (mips_set_compression_mode): New function.
 355         (mips_set_current_function): Add microMIPS support.
 356         (mips_option_override): Likewise.
 357         (umips_save_restore_pattern_p): New function.
 358         (umips_output_save_restore): New function.
 359         (umips_load_store_pair_p_1): New function.
 360         (umips_load_store_pair_p): New function.
 361         (umips_output_load_store_pair_1): New function.
 362         (umips_output_load_store_pair): New function.
 363         (umips_movep_target_p) New function.
 364         (mips_prepare_pch_save): Add microMIPS support.
 365         * config/mips/mips.h (TARGET_COMPRESSION): New.
 366         (TARGET_CPU_CPP_BUILTINS): Update macro
 367         to use new compression flags and to support microMIPS.
 368         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
 369         (MIPS_ARCH_FLOAT_SPEC): Likewise.
 370         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
 371         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
 372         (ASM_SPEC): Support mmicromips and mno-micromips.
 373         (M16STORE_REG_P): New macro.
 374         (MIPS_CALL): Support TARGET_MICROMIPS.
 375         (MICROMIPS_J): New macro.
 376         (mips_base_mips16): Rename this...
 377         (mips_base_compression_flags): ...to this.
 378         (UMIPS_12BIT_OFFSET_P): New macro.
 379         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
 380         (MULTILIB_DIRNAMES): Likewise.
 381
 382 2013-02-24  Jakub Jelinek  <jakub@redhat.com>
 383
 384         PR target/52555
 385         * target-globals.c (save_target_globals): For init_reg_sets and
 386         target_reinit remporarily set this_fn_optabs to this_target_optabs.
 387
 388 2013-02-22  James Grennahlgh  <james.greenhalgh@arm.com>
 389
 390         * config/aarch64/aarch64-simd-builtins.def: Add copyright header.
 391         * config/aarch64/t-aarch64
 392         (aarch64-builtins.o): Depend on aarch64-simd-builtins.def.
 393
 394 2013-02-22  Vladimir Makarov  <vmakarov@redhat.com>
 395
 396         PR inline-asm/56148
 397         * lra-constraints.c (process_alt_operands): Reload operand
 398         conflicting with earlier clobber only if no more other conflicting
 399         operands.
 400
 401 2013-02-22  Jakub Jelinek  <jakub@redhat.com>
 402
 403         PR sanitizer/56393
 404         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
 405         if not linking a shared library.
 406
 407 2013-02-22  Seth LaForge  <sethml@google.com>
 408
 409         * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.
 410
 411 2013-02-22  Greta Yorsh  <Greta.Yorsh@arm.com>
 412
 413         * config/arm/arm.md (split for extendsidi): Update condition.
 414         (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
 415         * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
 416         (qhs_zextenddi_cstr): Likewise.
 417
 418 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
 419
 420         PR middle-end/56420
 421         * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
 422         avoid signed wrapping.
 423         (expand_mult): Handle properly multiplication by
 424         ((dword_type) -1) << (BITS_PER_WORD - 1).  Improve multiplication by
 425         ((dword_type) 1) << (BITS_PER_WORD - 1).  Avoid undefined behavior
 426         in the compiler if coeff is HOST_WIDE_INT_MIN.
 427         (expand_divmod): Don't make ext_op1 static, change it's type to
 428         uhwi.  Avoid undefined behavior in -INTVAL (op1).
 429
 430         PR rtl-optimization/50339
 431         * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
 432         field.
 433         * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
 434         (compute_costs): Call compute_splitting_shift also for ASHIFTRT
 435         into splitting_ashiftrt field.
 436         (find_decomposable_shift_zext, resolve_shift_zext): Handle also
 437         ASHIFTRT.
 438         (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
 439         choices.
 440
 441 2013-02-20  Aldy Hernandez  <aldyh@redhat.com>
 442
 443         PR middle-end/56108
 444         * trans-mem.c (execute_tm_mark): Do not expand transactions that
 445         are sure to go irrevocable.
 446
 447 2013-02-21  Hans-Peter Nilsson  <hp@axis.com>
 448
 449         * doc/rtl.texi (vec_concat, vec_duplicate): Mention that
 450         scalars are valid operands.
 451
 452 2013-02-21  Martin Jambor  <mjambor@suse.cz>
 453
 454         PR tree-optimization/56310
 455         * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
 456         only matching indices and non-negative final offsets.
 457         (intersect_aggregates_with_edge): Pass src_idx to
 458         agg_replacements_to_vector.  Pass src_idx insstead of index to
 459         intersect_with_agg_replacements.
 460
 461 2013-02-21  Martin Jambor  <mjambor@suse.cz>
 462
 463         * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
 464         instead of hard-wired defaults.
 465
 466 2013-02-21  Maciej W. Rozycki  <macro@codesourcery.com>
 467
 468         * doc/invoke.texi (MIPS Options): Update documentation of the
 469         floating-point multiply-accumulate instruction restrictions.
 470
 471 2013-02-21  Kostya Serebryany  <kcc@google.com>
 472
 473         * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
 474         asan_shadow_offset on x86_64 linux.
 475
 476 2013-02-21  Richard Biener  <rguenther@suse.de>
 477
 478         PR tree-optimization/56415
 479         Revert
 480         2013-02-11  Richard Biener  <rguenther@suse.de>
 481
 482         PR tree-optimization/56273
 483         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
 484         first VRP run.
 485
 486 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
 487
 488         PR bootstrap/56258
 489         * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
 490         instead of @itemx.
 491
 492         PR inline-asm/56405
 493         * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
 494         use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.
 495
 496 2013-02-20  Jan Hubicka  <jh@suse.cz>
 497
 498         PR tree-optimization/56265
 499         * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph when target is
 500         referenced for firs ttime.
 501
 502 2013-02-20  Richard Biener  <rguenther@suse.de>
 503
 504         * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
 505         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
 506         * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
 507         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
 508         not return anything.
 509         (rename_ssa_copies): Do not remove unused locals.
 510         * tree-ssa-ccp.c (do_ssa_ccp): Likewise.
 511         * tree-ssanames.c (pass_release_ssa_names): Remove unused
 512         locals first.
 513         * passes.c (execute_function_todo): Do not schedule unused locals
 514         removal if cleanup_tree_cfg did something.
 515         * tree-ssa-live.c (remove_unused_locals): Dump statistics
 516         about the number of removed locals.
 517
 518 2013-02-20  Richard Biener  <rguenther@suse.de>
 519
 520         PR tree-optimization/56398
 521         * tree-vect-loop-manip.c (adjust_debug_stmts): Skip
 522         SSA default defs.
 523
 524 2013-02-20  Martin Jambor  <mjambor@suse.cz>
 525
 526         PR tree-optimization/55334
 527         * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
 528         restricted pointers to arrays.
 529
 530 2013-02-20  Richard Biener  <rguenther@suse.de>
 531         Jakub Jelinek  <jakub@redhat.com>
 532
 533         PR tree-optimization/56396
 534         * tree-ssa-ccp.c (n_const_val): New static variable.
 535         (get_value): Return NULL for SSA names we don't have a lattice
 536         entry for.
 537         (ccp_initialize): Initialize n_const_val.
 538         * tree-ssa-copy.c (n_copy_of): New static variable.
 539         (init_copy_prop): Initialize n_copy_of.
 540         (get_value): Return NULL_TREE for SSA names we don't have a
 541         lattice entry for.
 542
 543 2013-02-20  Martin Jambor  <mjambor@suse.cz>
 544
 545         * ipa-cp.c (initialize_node_lattices): Fix dumping condition.
 546
 547 2013-02-20  Richard Biener  <rguenther@suse.de>
 548
 549         * genpreds.c (write_lookup_constraint): Do not compare first
 550         letter of the constraint again.
 551
 552 2013-02-20  Richard Biener  <rguenther@suse.de>
 553
 554         * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
 555         and ceil_log2.
 556         (get_use_iv_cost): Terminate hashtable walk when coming across
 557         an empty entry.
 558
 559 2013-02-20  Igor Zamyatin  <igor.zamyatin@intel.com>
 560
 561         * config/i386/i386.c (initial_ix86_tune_features): Turn on fp
 562         reassociation for avx2 targets.
 563
 564 2012-02-19  Edgar E. Iglesias <edgar.iglesias@gmail.com>
 565
 566         * config/microblaze/microblaze.c: microblaze_has_clz = 0
 567         Add version check for v8.10.a to enable microblaze_has_clz
 568         * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
 569         version and TARGET_PATTERN_COMPARE check
 570         * config/microblaze/microblaze.md: New clzsi2 instruction
 571
 572 2012-02-19  Edgar E. Iglesias <edgar.iglesias@gmail.com>
 573
 574         *  config/microblaze/microblaze.md (call_value_intern): Check symbol is
 575         function before branching.
 576
 577 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
 578
 579         * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
 580         DUMP_INSN_RTX_UID.
 581         (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.
 582
 583 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
 584
 585         PR middle-end/55889
 586
 587         * sel-sched.c: Include ira.h.
 588         (implicit_clobber_conflict_p): New function.
 589         (moveup_expr): Use it.
 590         * Makefile.in (sel-sched.o): Depend on ira.h.
 591
 592 2013-02-19  Richard Biener  <rguenther@suse.de>
 593
 594         PR tree-optimization/56384
 595         * tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
 596         (vn_hash_type): Split out from ...
 597         (vn_hash_constant_with_type): ... here.
 598         * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
 599         (vn_phi_eq): Compare types from vn_phi_s structure.
 600         (vn_phi_lookup): Populate vn_phi_s type.
 601         (vn_phi_insert): Likewise.
 602
 603 2013-02-19  Jakub Jelinek  <jakub@redhat.com>
 604
 605         PR tree-optimization/56350
 606         * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
 607         if haven't found reduction or nested cycle operand, rather than
 608         asserting we must find it.
 609
 610         PR tree-optimization/56381
 611         * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
 612         to fold_build3.
 613
 614 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
 615             Jakub Jelinek  <jakub@redhat.com>
 616
 617         PR target/52555
 618         * genopinit.c (raw_optab_handler): Use this_fn_optabs.
 619         (swap_optab_enable): Same.
 620         (init_all_optabs): Use argument instead of global.
 621         * tree.h (struct tree_optimization_option): New field
 622         target_optabs.
 623         * expr.h (init_all_optabs): Add argument to prototype.
 624         (TREE_OPTIMIZATION_OPTABS): New.
 625         (save_optabs_if_changed): Protoize.
 626         * optabs.h: Declare this_fn_optabs.
 627         * optabs.c (save_optabs_if_changed): New.
 628         Declare this_fn_optabs.
 629         (init_optabs): Add argument to init_all_optabs() call.
 630         * function.c (invoke_set_current_function_hook): Handle per
 631         function optabs.
 632         * function.h (struct function): New field optabs.
 633         * config/mips/mips.c (mips_set_mips16_mode): Handle when
 634         optimization_current_node has changed.
 635         * target-globals.h (save_target_globals_default_opts): Protoize.
 636         * target-globals.c (save_target_globals_default_opts): New.
 637
 638 2013-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 639
 640         PR target/56347
 641         * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
 642         registers %fr12 and %fr12R as call used.
 643
 644         PR target/56214
 645         * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
 646         and HImode, require all displacements to be an integer multiple of their
 647         mode size.
 648         * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
 649         only allow QImode and HImode when reload is in progress and strict is
 650         true.  Likewise for symbolic addresses.  Use base14_operand to check
 651         displacements in REG+BASE addresses.
 652
 653 2013-02-18  Richard Biener  <rguenther@suse.de>
 654
 655         PR tree-optimization/56366
 656         * tree-vect-loop.c (get_initial_def_for_induction): Properly
 657         handle sign-conversion of outer-loop initial induction value.
 658
 659 2013-02-18  Richard Biener  <rguenther@suse.de>
 660
 661         PR middle-end/56349
 662         * cfghooks.c (merge_blocks): If we merge a latch into another
 663         block adjust references to it.
 664         * cfgloop.c (flow_loops_find): Reset latch before recomputing it.
 665         (verify_loop_structure): Verify that a recorded latch is in fact
 666         a latch.
 667
 668 2013-02-18  Richard Biener  <rguenther@suse.de>
 669
 670         PR tree-optimization/56321
 671         * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
 672         order SSA name release and virtual operand unlinking.
 673
 674 2013-02-17  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 675
 676         * config/microblaze/microblaze.md (save_stack_block): Define.
 677         (restore_stack_block): Likewise.
 678
 679 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 680
 681         * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
 682         * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
 683         * config/microblaze/microblaze.c (microblaze_option_override):
 684         Bail out early for PIC modes when target does not support PIC.
 685
 686 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 687
 688         * config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
 689         Replace with a microblaze version.
 690         (microblaze_trampoline_init): Adapt for microblaze.
 691         * gcc/config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
 692         microblaze.
 693
 694 2013-02-16  Jakub Jelinek  <jakub@redhat.com>
 695             Dodji Seketeli  <dodji@redhat.com>
 696
 697         PR asan/56330
 698         * asan.c (get_mem_refs_of_builtin_call): White space and style
 699         cleanup.
 700         (instrument_mem_region_access): Do not forget to always put
 701         instrumentation of the of 'base' and 'base + len' in a "if (len !=
 702         0) statement, even for cases where either 'base' or 'base + len'
 703         are not instrumented -- because they have been previously
 704         instrumented.  Simplify the logic by putting all the statements
 705         instrument 'base + len' inside a sequence, and then insert that
 706         sequence right before the current insertion point.  Then, to
 707         instrument 'base + len', just get an iterator on that statement.
 708         And do not forget to update the pointer to iterator the function
 709         received as argument.
 710
 711 2013-02-15  Vladimir Makarov  <vmakarov@redhat.com>
 712
 713         PR rtl-optimization/56348
 714         * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.
 715
 716 2013-02-15  Steven Bosscher  <steven@gcc.gnu.org>
 717
 718         * graph.c (start_graph_dump): Print dumpfile base as digraph label.
 719         (clean_graph_dump_file): Pass base to start_graph_dump.
 720
 721 2013-02-14  Richard Henderson  <rth@redhat.com>
 722
 723         PR target/55941
 724         * lower-subreg.c (simple_move): Check dest mode instead of src mode.
 725
 726 2013-02-14  Steven Bosscher  <steven@gcc.gnu.org>
 727
 728         * collect2-aix.h: Define F_LOADONLY.
 729
 730 2013-02-14  Richard Biener  <rguenther@suse.de>
 731
 732         PR lto/50494
 733         * varasm.c (output_constant_def_1): Get the decl representing
 734         the constant as argument.
 735         (output_constant_def): Wrap output_constant_def_1.
 736         (make_decl_rtl): Use output_constant_def_1 with the decl
 737         representing the constant.
 738         (build_constant_desc): Optionally re-use a decl already
 739         representing the constant.
 740         (tree_output_constant_def): Adjust.
 741
 742 2013-02-14  Dodji Seketeli  <dodji@redhat.com>
 743
 744         Fix an asan crash
 745         * asan.c (instrument_builtin_call):  Really put the length of the
 746         second source argument into src1_len.
 747
 748 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
 749
 750         * asan.c (create_cond_insert_point): Add create_then_fallthru_edge
 751         argument.  If it is false, don't create edge from then_bb to
 752         fallthru_bb.
 753         (insert_if_then_before_iter): Pass true to it.
 754         (build_check_stmt): Pass false to it.
 755         (transform_statements): Flush hash table only on extended basic
 756         block boundaries, rather than at the beginning of every bb.
 757         Don't flush hash table on nonfreeing_call_p calls.
 758         * tree-flow.h (nonfreeing_call_p): New prototype.
 759         * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.
 760
 761 2013-02-13  David S. Miller  <davem@davemloft.net>
 762
 763         * expmed.c (expand_shift_1): Only strip scalar integer subregs.
 764
 765 2013-02-13  Vladimir Makarov  <vmakarov@redhat.com>
 766
 767         PR target/56184
 768         * ira.c (max_regno_before_ira): Move from ...
 769         (ira): ... here.
 770         (fix_reg_equiv_init): Use max_regno_before_ira instead of
 771         vec_safe_length.
 772
 773 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
 774
 775         * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.
 776
 777 2013-02-13  Richard Biener  <rguenther@suse.de>
 778
 779         PR lto/56295
 780         * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
 781         globals in MEM_REFs.
 782
 783 2013-02-13  Richard Biener  <rguenther@suse.de>
 784
 785         * loop-init.c (loop_optimizer_init): Clear loop state when
 786         re-initializing preserved loops.
 787         * loop-unswitch.c (unswitch_single_loop): Return whether
 788         we unswitched the loop.  Do not verify loop state here.
 789         (unswitch_loops): When we unswitched a loop discover new
 790         loops.
 791
 792 2013-02-13  Kostya Serebryany  <kcc@google.com>
 793
 794         * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset on x86_64
 795         linux.
 796         * sanitizer.def: Rename __asan_init to __asan_init_v1.
 797
 798 2013-02-12  Dodji Seketeli  <dodji@redhat.com>
 799
 800         Avoid instrumenting duplicated memory access in the same basic block
 801         * Makefile.in (asan.o): Add new dependency on hash-table.h
 802         * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
 803         (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
 804         (has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
 805         (free_mem_ref_resources, has_mem_ref_been_instrumented)
 806         (has_stmt_been_instrumented_p, update_mem_ref_hash_table)
 807         (get_mem_ref_of_assignment): New functions.
 808         (get_mem_refs_of_builtin_call): Extract from
 809         instrument_builtin_call and tweak a little bit to make it fit with
 810         the new signature.
 811         (instrument_builtin_call): Use the new
 812         get_mem_refs_of_builtin_call.  Use gimple_call_builtin_p instead
 813         of is_gimple_builtin_call.
 814         (instrument_derefs, instrument_mem_region_access): Insert the
 815         instrumented memory reference into the hash table.
 816         (maybe_instrument_assignment): Renamed instrument_assignment into
 817         this, and change it to advance the iterator when instrumentation
 818         actually happened and return true in that case.  This makes it
 819         homogeneous with maybe_instrument_assignment, and thus give a
 820         chance to callers to be more 'regular'.
 821         (transform_statements): Clear the memory reference hash table
 822         whenever we enter a new BB, when we cross a function call, or when
 823         we are done transforming statements.  Use
 824         maybe_instrument_assignment instead of instrumentation.  No more
 825         need to special case maybe_instrument_assignment and advance the
 826         iterator after calling it; it's now handled just like
 827         maybe_instrument_call.  Update comment.
 828
 829 2013-02-13  Richard Biener  <rguenther@suse.de>
 830
 831         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
 832         Fix loop discovery code.
 833
 834 2013-02-12  Vladimir Makarov  <vmakarov@redhat.com>
 835
 836         PR inline-asm/56148
 837         * lra-constraints.c (process_alt_operands): Match early clobber
 838         operand with itself.  Check conflicts with earlyclobber only if
 839         the operand is not reloaded.  Prefer to reload conflicting operand
 840         if earlyclobber and matching operands are the same.
 841
 842 2013-02-12  Richard Biener  <rguenther@suse.de>
 843
 844         PR lto/56297
 845         * lto-streamer-out.c (write_symbol): Do not output symbols
 846         for hard register variables.
 847
 848 2013-02-12  Georg-Johann Lay  <avr@gjlay.de>
 849
 850         PR target/54222
 851         * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
 852         (umulsidi3_insn, mulsidi3_insn): New insns.
 853
 854 2013-02-12  Christophe Lyon <christophe.lyon@linaro.org>
 855
 856         * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
 857         (struct tune_params): Add vec_costs field.
 858         * config/arm/arm.c (arm_builtin_vectorization_cost)
 859         (arm_add_stmt_cost): New functions.
 860         (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
 861         (TARGET_VECTORIZE_ADD_STMT_COST): Define.
 862         (arm_default_vec_cost): New struct of type cpu_vec_costs.
 863         (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
 864         (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
 865         (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
 866         (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.
 867
 868 2013-02-12  Richard Biener  <rguenther@suse.de>
 869
 870         PR lto/56295
 871         * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
 872         decls again if possible.
 873
 874 2013-02-12  Richard Biener  <rguenther@suse.de>
 875
 876         PR middle-end/56288
 877         * tree-ssa.c (verify_ssa_name): Fix check, move
 878         SSA_NAME_IN_FREE_LIST check up.
 879
 880 2013-02-12  Jakub Jelinek  <jakub@redhat.com>
 881             Steven Bosscher   <steven@gcc.gnu.org>
 882
 883         PR rtl-optimization/56151
 884         * optabs.c (add_equal_note): Don't return 0 if target is a MEM,
 885         equal to op0 or op1, and last_insn pattern is CODE operation
 886         with MEM dest and one of the operands matches that MEM.
 887
 888 2013-02-11  Sriraman Tallam  <tmsriramgoogle.com>
 889
 890         * doc/extend.texi: Document Function Multiversioning and "default"
 891         parameter string to target attribute.
 892         * config/i386/i386.c (get_builtin_code_for_version): Return 0 if
 893         target attribute parameter is "default".
 894         (ix86_compare_version_priority): Remove checks for target attribute.
 895         (ix86_mangle_function_version_assembler_name): Change error to sorry.
 896         Remove check for target attribute equal to NULL. Add assert.
 897         (ix86_generate_version_dispatcher_body): Change error to sorry.
 898
 899 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
 900             Jack Howarth  <howarth@bromo.med.uc.edu>
 901             Patrick Marlier  <patrick.marlier@gmail.com>
 902
 903         PR libitm/55693
 904         * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
 905         define ENDFILE_SPEC as TM_DESTRUCTOR.
 906         * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.
 907
 908 2013-02-11  Alexander Potapenko <glider@google.com>
 909             Jack Howarth  <howarth@bromo.med.uc.edu>
 910             Jakub Jelinek  <jakub@redhat.com>
 911
 912         PR sanitizer/55617
 913         * config/darwin.c (cdtor_record): Rename ctor_record.
 914         (sort_cdtor_records): Rename sort_ctor_records.
 915         (finalize_dtors): New routine to sort destructors by
 916         priority before use in assemble_integer.
 917         (machopic_asm_out_destructor): Use finalize_dtors if needed.
 918
 919 2013-02-11  Uros Bizjak  <ubizjak@gmail.com>
 920
 921         PR rtl-optimization/56275
 922         * simplify-rtx.c (avoid_constant_pool_reference): Check that
 923         offset is non-negative and less than cmode size before
 924         calling simplify_subreg.
 925
 926 2013-02-11  Richard Biener  <rguenther@suse.de>
 927
 928         PR tree-optimization/56264
 929         * cfgloop.h (fix_loop_structure): Adjust prototype.
 930         * loop-init.c (fix_loop_structure): Return the number of
 931         newly discovered loops.
 932         * tree-cfgcleanup.c (repair_loop_structures): When new loops
 933         are discovered, do a full loop-closed SSA rewrite.
 934
 935 2013-02-11  Richard Biener  <rguenther@suse.de>
 936
 937         PR tree-optimization/56273
 938         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
 939         first VRP run.
 940         (check_array_ref): Fix missing newline in dumps.
 941         (search_for_addr_array): Likewise.
 942
 943 2013-02-09  David Edelsohn  <dje.gcc@gmail.com>
 944
 945         * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.
 946
 947 2013-02-09  Jakub Jelinek  <jakub@redhat.com>
 948
 949         PR target/56256
 950         * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.
 951
 952 2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>
 953
 954         PR rtl-optimization/56246
 955         * lra-constraints.c (simplify_operand_subreg): Try to reuse
 956         reload pseudo.
 957         * lra.c (lra): Clear lra_optional_reload_pseudos only when all
 958         constraints are satisfied.
 959
 960 2013-02-08  Jeff Law  <law@redhat.com>
 961
 962         PR debug/53948
 963         * emit-rtl.c (reg_is_parm_p): New function.
 964         * regs.h (reg_is_parm_p): New prototype.
 965         * ira-conflicts.c (ira_build_conflicts): Allow parameters in
 966         callee-clobbered registers.
 967
 968 2013-02-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
 969
 970         PR target/56043
 971         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
 972         If there is no implicit builtin declaration, just return NULL.
 973
 974 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
 975
 976         * config/i386/sse.md (FMAMODEM): New mode iterator.
 977         (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
 978         mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
 979
 980 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
 981
 982         * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
 983         when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
 984         * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
 985
 986 2013-02-08  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 987
 988         * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
 989         (microblaze*-*-elf): Likewise.
 990         * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
 991         LINK_SPEC.
 992         * config/microblaze/microblaze-c.c: Add builtin defines for
 993         _LITTLE_ENDIAN and _BIG_ENDIAN.
 994         * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
 995         add to TARGET_DEFAULT flags.
 996         Expand ASM_SPEC and LINK_SPEC.
 997         Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
 998         * config/microblaze/microblaze.md: Update extendsidi2 and
 999         movdi_internal instructions to use low-order / high-order reg
1000         print_operands.
1001         * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
1002         options and inversemask / mask of LITTLE_ENDIAN.
1003         * config/microblaze/t-microblaze: Expand multilib options to
1004         include mlittle-endian (le) and update exceptions patterns.
1005
1006 2013-02-08  Jakub Jelinek  <jakub@redhat.com>
1007
1008         PR rtl-optimization/56195
1009         * lra-constraints.c (get_reload_reg): Don't reuse regs
1010         if they have smaller mode than requested, if they have
1011         wider mode than requested, try to return a SUBREG.
1012
1013         PR tree-optimization/56250
1014         * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1015         if type is unsigned and code isn't MULT_EXPR.
1016
1017 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
1018
1019         PR tree-optimization/56064
1020         * fixed-value.c (fixed_from_double_int): Sign/zero extend payload
1021         bits according to mode.
1022         * fixed-value.h (fixed_from_double_int)
1023         (const_fixed_from_double_int): Adjust comments.
1024
1025 2013-02-08  Richard Biener  <rguenther@suse.de>
1026
1027         PR lto/56231
1028         * lto-streamer.h (struct data_in): Remove current_file, current_line
1029         and current_col members.
1030         * lto-streamer-out.c (lto_output_location): Stream changed bits
1031         en-block for efficiency.
1032         * lto-streamer-in.c (clear_line_info): Remove.
1033         (lto_input_location): Cache current file, line and column
1034         globally via local statics.  Read changed bits en-block.
1035         (input_function): Do not call clear_line_info.
1036         (lto_read_body): Likewise.
1037         (lto_input_toplevel_asms): Likewise.
1038
1039 2013-02-08  Michael Matz  <matz@suse.de>
1040
1041         PR tree-optimization/52448
1042         * tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
1043         (nt_call_phase): New static.
1044         (add_or_mark_expr): Only mark accesses with newer phase than any
1045         call seen.
1046         (nonfreeing_call_p): New.
1047         (nt_init_block): Update nt_call_phase, mark blocks as visited.
1048         (nt_fini_block): Keep blocks marked as visited.
1049         (get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
1050
1051 2013-02-08  Richard Biener  <rguenther@suse.de>
1052
1053         * ira.c (ira): Free broken dominator information.
1054
1055 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
1056
1057         * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.
1058
1059 2013-02-08  Marek Polacek  <polacek@redhat.com>
1060
1061         * cfgloop.c (verify_loop_structure): Add more checking of headers.
1062
1063 2013-02-08  Richard Biener  <rguenther@suse.de>
1064
1065         PR middle-end/56181
1066         * cfgloop.h (flow_loops_find): Adjust.
1067         (bb_loop_header_p): Declare.
1068         * cfgloop.c (bb_loop_header_p): New function split out from ...
1069         (flow_loops_find): ... here.  Adjust function signature,
1070         support incremental loop structure update.
1071         (verify_loop_structure): Cleanup.  Verify a loop is a loop.
1072         * cfgloopmanip.c (fix_loop_structure): Move ...
1073         * loop-init.c (fix_loop_structure): ... here.
1074         (apply_loop_flags): Split out from ...
1075         (loop_optimizer_init): ... here.
1076         (fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
1077         in incremental mode, only remove dead loops here.
1078
1079 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
1080
1081         PR target/54222
1082         * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
1083         * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
1084         (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
1085         (*round<mode>3.libgcc): New insns for fixed-modes.
1086         * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
1087         (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
1088         (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
1089         * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
1090         implementations.  Define to __builtin_avr_absFX,
1091         __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
1092         (roundFX, countlsFX): Define to __builtin_avr_roundFX,
1093         __builtin_avr_countlsFX, respectively.
1094         * config/avr/avr-c.c (target.h): Include it.
1095         (enum avr_builtin_id): New enum.
1096         (avr_resolve_overloaded_builtin): New static function.
1097         (avr_register_target_pragmas): Use it to set
1098         targetm.resolve_overloaded_builtin.
1099         * config/avr/avr.c (avr_init_builtins): Supply myriads of local
1100         tree nodes used by DEF_BUILTIN.
1101         (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
1102         (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
1103         <AVR_BUILTIN_xxBITS>: Same.
1104
1105 2013-02-08  Richard Biener  <rguenther@suse.de>
1106
1107         * cfgloop.c (verify_loop_structure): Properly handle
1108         a loop exiting to another loop header.
1109         * ira-int.h (ira_loops): Remove.
1110         * ira.c (ira_loops): Remove.
1111         (ira): Use loop_optimizer_init and loop_optimizer_finalize.
1112         (do_reload): Use loop_optimizer_finalize.
1113         * ira-build.c (create_loop_tree_nodes): Use get_loops and
1114         number_of_loops to access the loop tree.
1115         (more_one_region_p): Likewise.
1116         (finish_loop_tree_nodes): Likewise.
1117         (rebuild_regno_allocno_maps): Likewise.
1118         (mark_loops_for_removal): Likewise.
1119         (mark_all_loops_for_removal): Likewise.
1120         (remove_unnecessary_regions): Likewise.
1121         (ira_build): Likewise.
1122         * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
1123
1124 2013-02-08  Richard Biener  <rguenther@suse.de>
1125
1126         * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
1127         * ipa-pure-const.c (analyze_function): Avoid calling
1128         mark_irreducible_loops twice.
1129         * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.
1130
1131 2013-02-07  David S. Miller  <davem@davemloft.net>
1132
1133         * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1134         on 'reg'.
1135         * var-tracking.c (vt_add_function_parameter): Test the presence of
1136         HAVE_window_save properly and do not remap argument registers when
1137         we have a leaf function.
1138
1139 2013-02-07  Uros Bizjak  <ubizjak@gmail.com>
1140
1141         PR bootstrap/56227
1142         * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1143         instead of "ll".
1144         * config/i386/i386.c (ix86_print_operand): Ditto.
1145
1146 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
1147
1148         * lra-constraints.c (process_alt_operands): Fix recently added comment.
1149
1150 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
1151
1152         PR rtl-optimization/56225
1153         * lra-constraints.c (process_alt_operands): Check that reload hard
1154         reg can hold value for strict_low_part.
1155
1156 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
1157
1158         PR debug/56154
1159         * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
1160         dwarf2out_end_function.
1161         (in_first_function_p, maybe_at_text_label_p,
1162         first_loclabel_num_not_at_text_label): New variables.
1163         (dwarf2out_var_location): In the first function find out
1164         lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
1165         (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
1166         functions.
1167
1168 2013-02-07  Eric Botcazou  <ebotcazou@adacore.com>
1169
1170         PR rtl-optimization/56178
1171         * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
1172         SUBREG of a register.  Tidy up related block of code.
1173         * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
1174         note if the source is a register or a SUBREG of a register.
1175
1176 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
1177
1178         PR target/56228
1179         * config/rs6000/rs6000.md (ptrm): New mode attr.
1180         (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
1181         call_value_indirect_aix<pttrsize>,
1182         call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
1183         m in constraints.
1184
1185 2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1186
1187         * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
1188         if -bnortl. Convert to strcmp and strncmp.
1189
1190 2013-02-07  Alan Modra  <amodra@gmail.com>
1191
1192         PR target/54009
1193         * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
1194         addresses won't wrap when offsetting.
1195         (rs6000_secondary_reload): Provide secondary reloads needed for
1196         wrapping LO_SUM addresses.
1197
1198 2013-02-06  Thomas Schwinge  <thomas@codesourcery.com>
1199
1200         * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
1201         MACH, just __MACH__.
1202
1203 2013-02-06  Richard Biener  <rguenther@suse.de>
1204
1205         * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
1206         instead of calling fix_loop_structure.
1207
1208 2013-02-06  Jakub Jelinek  <jakub@redhat.com>
1209
1210         PR middle-end/56217
1211         * omp-low.c (use_pointer_for_field): Return false if
1212         lower_send_shared_vars doesn't generate any copy-out code.
1213
1214 2013-02-06  Tom de Vries  <tom@codesourcery.com>
1215
1216         PR rtl-optimization/56131
1217         * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
1218         to get the bb of a NOTE_INSN_BASIC_BLOCK.  Handle the case that the bb
1219         of the label is NULL.  Add comment.
1220
1221 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
1222
1223         * tree.h (struct tree_decl_with_vis): Remove thread_local field.
1224
1225         PR sanitizer/55374
1226         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
1227         (STATIC_LIBTSAN_LIBS): Likewise.
1228         * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
1229         (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
1230         is defined, don't add anything else beyond that.
1231         (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
1232         (LINK_COMMAND_SPEC): Use them.
1233
1234         PR tree-optimization/56205
1235         * tree-stdarg.c (check_all_va_list_escapes): Return true if
1236         there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
1237         and some va_list_escape_vars SSA_NAME appears in some PHI argument.
1238
1239 2013-02-05  Richard Biener  <rguenther@suse.de>
1240
1241         PR tree-optimization/53342
1242         PR tree-optimization/53185
1243         * tree-vectorizer.h (vect_check_strided_load): Remove.
1244         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
1245         not disallow peeling for vectorized strided loads.
1246         (vect_check_strided_load): Make static and simplify.
1247         (vect_analyze_data_refs): Adjust.
1248         * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
1249         correctly when vectorizing strided loads.
1250
1251 2013-02-05  Richard Biener  <rguenther@suse.de>
1252
1253         * doc/install.texi: Refer to ISL, not PPL.
1254
1255 2013-02-05  Jan Hubicka  <jh@suse.cz>
1256
1257         PR tree-optimization/55789
1258         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
1259
1260 2013-02-05  Jan Hubicka  <jh@suse.cz>
1261
1262         PR tree-optimization/55789
1263         * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
1264         the dead call anyway.
1265
1266 2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>
1267
1268         PR sanitizer/55374
1269         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
1270
1271 2013-02-04  Alexander Potapenko  <glider@google.com>
1272             Jack Howarth  <howarth@bromo.med.uc.edu>
1273             Jakub Jelinek  <jakub@redhat.com>
1274
1275         PR sanitizer/55617
1276         * config/darwin.c (sort_ctor_records): Stabilized qsort
1277         on constructor priority by using original position.
1278         (finalize_ctors): New routine to sort constructors by
1279         priority before use in assemble_integer.
1280         (machopic_asm_out_constructor): Use finalize_ctors if needed.
1281
1282 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
1283
1284         PR libstdc++/54314
1285         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
1286         about visibility on artificial decls.
1287         * config/sol2.c (solaris_assemble_visibility): Likewise.
1288
1289 2013-02-04  Kai Tietz  <ktietz@redhat.com>
1290
1291         PR target/56186
1292         * config/i386/i386.c (function_value_ms_64): Add additional valtype
1293         argument and improve checking of return-argument types for 16-byte
1294         modes.
1295         (ix86_function_value_1): Add additional valtype argument on call
1296         of function_value_64.
1297         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
1298         handling infunction_value_64 function.
1299
1300 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
1301
1302         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
1303
1304 2013-02-04  Richard Biener  <rguenther@suse.de>
1305
1306         PR tree-optimization/56188
1307         * tree-ssa-structalias.c (label_visit): Consider case with
1308         initially non-empty points-to set.
1309         (perform_var_substitution): Dump node mapping and clean up.
1310
1311 2013-02-04  Richard Guenther  <rguenther@suse.de>
1312
1313         PR lto/56168
1314         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
1315         node prevail as last resort.
1316         (lto_symtab_merge_decls): Remove guard on LTRANS here.
1317         (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
1318
1319 2013-02-04  Richard Biener  <rguenther@suse.de>
1320
1321         PR tree-optimization/56113
1322         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
1323         Merge into ...
1324         (equiv_class_lookup_or_add): ... this.
1325         (label_visit): Adjust and fix error in previous patch.
1326         (perform_var_substitution): Adjust.
1327
1328 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
1329
1330         * config/sh/divtab.c: Fix formatting and comments throughout the file.
1331         * config/sh/sh4-300.md: Likewise.
1332         * config/sh/sh4a.md: Likewise.
1333         * config/sh/constraints.md: Likewise.
1334         * config/sh/sh.md: Likewise.
1335         * config/sh/netbsd-elf.h: Likewise.
1336         * config/sh/predicates.md: Likewise.
1337         * config/sh/sh-protos.h: Likewise.
1338         * config/sh/ushmedia.h: Likewise.
1339         * config/sh/linux.h: Likewise.
1340         * config/sh/sh.c: Likewise.
1341         * config/sh/superh.h: Likewise.
1342         * config/sh/elf.h: Likewise.
1343         * config/sh/sh4.md: Likewise.
1344         * config/sh/sh.h: Likewise.
1345
1346 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1347
1348         * config/pa/constraints.md: Adjust unused letters.  Change "T"
1349         constraint to match_test floating_point_store_memory_operand().
1350         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
1351         (base14_operand): New.
1352         (floating_point_store_memory_operand): New.
1353         (integer_store_memory_operand): Revise to use base14_operand and
1354         reg_plus_base_memory_operand.
1355         (move_dest_operand): Allow symbolic_memory_operands.
1356         (symbolic_memory_operand): Check for LO_SOM.
1357         (symbolic_operand): Change default case to break.
1358         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
1359         CONST_DOUBLE values to be reloaded by putting them into memory when
1360         the destination is a floating point register.
1361         (movdf): Remove code to handle CONST_DOUBLE.
1362         (movsf): Likewise.
1363         (reload_indf_r1): New.
1364         (reload_insf_r1): New.
1365         Consistently use "Q" and "T" constraints with integer and floating
1366         point move instructions, respectively.
1367         (movdi): Remove FAIL.
1368         Change predicate for source operand unamed DImode move from
1369         general_operand to move_src_operand.
1370         (umulsidi3): Change predicate for destination operand to
1371         register_operand.
1372         Likewise for similar unamed patterns.
1373         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
1374         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
1375         (hppa_legitimize_address): Simplify mask calculation.
1376         (pa_emit_move_sequence): Revised handling of secondary reloads from
1377         REG+D addresses for floating point loads and stores.  Directly handle
1378         loading CONST0_RTX (mode) to a floating point register.
1379         (pa_secondary_reload): Handle reloading DF and SFmode constant values
1380         to floating point registers.  Don't restrict secondary reloads to
1381         floating point registers to integer modes.  Revise some comments and
1382         cleanup some code.
1383         (TARGET_LEGITIMATE_ADDRESS_P): Define.
1384         (pa_legitimate_address_p): New.
1385         (pa_legitimize_reload_address): New.
1386         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
1387         (STRICT_REG_OK_FOR_BASE_P): New.
1388         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
1389         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
1390
1391 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
1392             Andrew Dixie  <andrewd@gentrack.com>
1393
1394         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1395         flag set.
1396
1397 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
1398
1399         * expmed.c (extract_bit_field_1): Pass the full width of the
1400         structure to get_best_reg_extraction_insn.
1401
1402 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
1403
1404         PR target/54601
1405         * configure.ac (use_cxa_atexit): Add AIX.
1406         * configure: Regenerate.
1407
1408         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
1409
1410 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
1411
1412         PR debug/54793
1413         * final.c (need_profile_function): New variable.
1414         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
1415         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
1416         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
1417         notes, targetm.asm_out.function_prologue doesn't emit anything,
1418         HAVE_prologue and profiler should be emitted before prologue,
1419         set need_profile_function instead of emitting it.
1420         (final_scan_insn): If need_profile_function, emit
1421         profile_function on the first NOTE_INSN_BASIC_BLOCK or
1422         NOTE_INSN_FUNCTION_BEG note.
1423
1424 2013-02-01  Richard Henderson  <rth@redhat.com>
1425
1426         * config/rs6000/rs6000.md (smulditi3): New.
1427         (umulditi3): New.
1428
1429         * config/alpha/alpha.md (umulditi3): New.
1430
1431 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
1432
1433         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
1434         (ASM_OUTPUT_ALIGNED_LOCAL): New.
1435
1436 2013-02-01  Richard Biener  <rguenther@suse.de>
1437
1438         PR tree-optimization/56113
1439         * tree-ssa-structalias.c (label_visit): Reduce work for
1440         single-predecessor nodes.
1441
1442 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
1443
1444         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1445         range isn't testing for zero.
1446
1447 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
1448
1449         PR middle-end/56113
1450         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
1451
1452 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
1453             Nick Clifton  <nickc@redhat.com>
1454
1455         * config/v850/constraints.md (Q): Define as a memory constraint.
1456         * config/v850/predicates.md (label_ref_operand): New predicate.
1457         (e3v5_shift_operand): New predicate.
1458         (ior_operator): New predicate.
1459         * config/v850/t-v850: Add e3v5 multilib.
1460         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
1461         (v850_gen_movdi): Prototype.
1462         * config/v850/v850.c: Add support for e3v5 architecture.
1463         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
1464         TARGET_V850E_UP.
1465         (construct_save_jarl): Add e3v5 long JARL support.
1466         (v850_adjust_insn_length): New function.  Adjust length of call
1467         insns when using e3v5 instructions.
1468         (v850_gen_movdi): New function: Generate instructions to move a
1469         DImode value.
1470         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
1471         (CPP_SPEC): Define __v850e3v5__ as appropriate.
1472         (TARGET_USE_FPU): Enable for e3v5.
1473         (CONST_OK_FOR_W): New macro.
1474         (ADJUST_INSN_LENGTH): Define.
1475         * config/v850/v850.md (UNSPEC_LOOP): Define.
1476         (attr cpu): Add v850e3v5.
1477         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
1478         (movdi): New pattern.
1479         (movdi_internal): New pattern.
1480         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
1481         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
1482         (cstoresf4): Likewise.
1483         (cstoredf4): Likewise.
1484         (insv): New pattern.
1485         (rotlso3_a): New pattern.
1486         (rotlsi3_b): New pattern
1487         (rotlsi3_v850e3v5): New pattern.
1488         (doloop_begin): New pattern.
1489         (fix_loop_counter): New pattern.
1490         (doloop_end): New pattern.
1491         (branch_normal): Add e3v5 long branch support.
1492         (branch_invert): Likewise.
1493         (branch_z_normal): Likewise.
1494         (branch_z_invert): Likewise.
1495         (branch_nz_normal): Likewise.
1496         (branch_nz_invert): Likewise.
1497         (call_internal_short): Add e3v5 register-indirect JARL support.
1498         (call_internal_long): Likewise.
1499         (call_value_internal_short): Likewise.
1500         (call_value_internal_long): Likewise.
1501         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
1502         (mloop): New option.
1503         * config.gcc: Add support for configuring v840e3v5 target.
1504         * doc/invoke.texi: Document new v850 specific command line options.
1505
1506 2013-01-31  Paul Koning  <ni1d@arrl.net>
1507
1508         PR debug/55059
1509         PR debug/54508
1510         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
1511         children if parent is a class.
1512         (prune_unused_types_prune): Don't add DW_AT_declaration.
1513
1514 2013-01-31  Richard Biener  <rguenther@suse.de>
1515
1516         PR tree-optimization/56157
1517         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
1518         match up operand with SLP child.
1519
1520 2013-01-31  Jason Merrill  <jason@redhat.com>
1521
1522         PR debug/54410
1523         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
1524         parameters the first time.
1525         (gen_scheduled_generic_parms_dies): Check completeness here.
1526
1527 2013-01-31  Richard Biener  <rguenther@suse.de>
1528
1529         PR middle-end/53073
1530         * common.opt (faggressive-loop-optimizations): New flag,
1531         enabled by default.
1532         * doc/invoke.texi (faggressive-loop-optimizations): Document.
1533         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
1534         infer_loop_bounds_from_undefined by it.
1535
1536 2013-01-31  Richard Biener  <rguenther@suse.de>
1537
1538         PR tree-optimization/56150
1539         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
1540         visit virtual operands.
1541         (find_uses_to_rename_bb): Likewise.
1542
1543 2013-01-31  Richard Biener  <rguenther@suse.de>
1544
1545         PR tree-optimization/56150
1546         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
1547         mixed store non-store stmts.
1548
1549 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
1550
1551         PR sanitizer/55374
1552         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
1553         LIBASAN_EARLY_SPEC is defined.
1554         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
1555         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
1556         before %o.
1557         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
1558
1559         PR c++/55742
1560         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
1561         invalid args instead of ICEing on it.
1562         (ix86_valid_target_attribute_tree): Return error_mark_node if
1563         ix86_valid_target_attribute_inner_p failed.
1564         (ix86_valid_target_attribute_p): Return false only if
1565         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
1566         target("default") attribute.
1567         (sorted_attr_string): Change argument from const char * to tree,
1568         merge in all target attribute arguments rather than just one.
1569         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
1570         instead of free.  Avoid using strcat.
1571         (ix86_mangle_function_version_assembler_name): Mangle
1572         target("default") as if no target attribute is present.  Adjust
1573         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
1574         instead of xmalloc and XDELETEVEC instead of free.
1575         (ix86_function_versions): Don't return true if one of the decls
1576         doesn't have target attribute.  If they don't and one of the decls
1577         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
1578         sorted_attr_string caller.  Use XDELETEVEC instead of free.
1579         (ix86_supports_function_versions): Remove.
1580         (make_name): Fix up formatting.
1581         (make_dispatcher_decl): Remove resolver_name and its initialization.
1582         Avoid leaking memory.
1583         (is_function_default_version): Return true if there is
1584         target("default") attribute rather than no target attribute at all.
1585         (make_resolver_func): Avoid leaking memory.
1586         (ix86_generate_version_dispatcher_body): Likewise.
1587         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
1588         * target.def (supports_function_versions): Remove.
1589         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
1590         * doc/tm.texi: Regenerated.
1591
1592 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
1593
1594         PR rtl-optimization/56144
1595         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
1596         for values with side effects.
1597
1598 2013-01-30  Richard Biener  <rguenther@suse.de>
1599
1600         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
1601         (sparseset_pop): Likewise.
1602         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
1603         to be able to use quick_push in the worker loop.
1604
1605 2013-01-30  Marek Polacek  <polacek@redhat.com>
1606
1607         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
1608
1609 2013-01-30  Richard Biener  <rguenther@suse.de>
1610
1611         PR lto/56147
1612         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
1613
1614 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
1615
1616         PR tree-optimization/56064
1617         * fixed-value.c (fixed_from_double_int): New function.
1618         * fixed-value.h (fixed_from_double_int): New prototype.
1619         (const_fixed_from_double_int): New static inline function.
1620         * fold-const.c (native_interpret_fixed): New static function.
1621         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
1622         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
1623         (native_encode_fixed): New static function.
1624         (native_encode_expr) <FIXED_CST>: Use it.
1625         (native_interpret_int): Move double_int worker code to...
1626         * double-int.c (double_int::from_buffer): ...this new static method.
1627         * double-int.h (double_int::from_buffer): Prototype it.
1628
1629 2013-01-30  Richard Biener  <rguenther@suse.de>
1630
1631         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
1632         New pointer-map and obstack.
1633         (init_alias_vars): Allocate pointer-map and obstack.
1634         (delete_points_to_sets): Free them.
1635         (find_what_var_points_to): Cache result.
1636         (find_what_p_points_to): Adjust for changed interface of
1637         find_what_var_points_to.
1638         (compute_points_to_sets): Likewise.
1639         (ipa_pta_execute): Likewise.
1640
1641 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1642
1643         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
1644         * configure: Regenerate.
1645         * config.in: Regenerate.
1646         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
1647         #nobits/#progbits if supported.
1648
1649 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
1650
1651         PR target/56121
1652         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
1653         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
1654         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
1655
1656 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
1657
1658         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
1659         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
1660
1661 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
1662
1663         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
1664         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
1665
1666 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
1667
1668         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
1669         declaration.
1670         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
1671         * config/arm/cortex-a7.md: New bypasses using
1672         arm_mac_accumulator_is_result.
1673
1674 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
1675
1676         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
1677         (cortex_a7_neon_mla): Likewise.
1678         (cortex_a7_fpfmad): New reservation.
1679         (cortex_a7_fpmacs): Use ffmas and update required units.
1680         (cortex_a7_fpmuld): Update required units and latency.
1681         (cortex_a7_fpmacd): Likewise.
1682         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
1683         (cortex_a7_neon). Likewise.
1684         (bypass) Update participating units.
1685
1686 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
1687
1688         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
1689         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
1690         from fmac to ffma.
1691         * config/arm/vfp11.md (vfp_farith): Use ffmas.
1692         (vfp_fmul): Use ffmad.
1693         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
1694         (cortex_r4_fmacd): Use ffmad.
1695         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
1696         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
1697         (cortex_a9_fmacd): Use ffmad.
1698         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
1699         (cortex_a8_vfp_macd): Use ffmad.
1700         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
1701         (cortex_a5_fpmacd): Use ffmad.
1702         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
1703         (cortex_a15_vfp_macd): Use ffmad.
1704         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
1705
1706 2013-01-29  Jason Merrill  <jason@redhat.com>
1707
1708         PR libstdc++/54314
1709         * varasm.c (default_assemble_visibility): Don't warn about
1710         visibility on artificial decls.
1711
1712 2013-01-29  Richard Biener  <rguenther@suse.de>
1713
1714         PR tree-optimization/56113
1715         * tree-ssa-structalias.c (equiv_class_lookup): Also return
1716         the bitmap leader.
1717         (label_visit): Free duplicate bitmaps and record the leader instead.
1718         (perform_var_substitution): Adjust.
1719
1720 2013-01-29  Richard Biener  <rguenther@suse.de>
1721
1722         PR tree-optimization/55270
1723         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
1724         the CFG, schedule loops for fixup.
1725
1726 2013-01-29  Nick Clifton  <nickc@redhat.com>
1727
1728         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
1729         SP_REG.
1730
1731 2013-01-28  Leif Ekblad  <leif@rdos.net>
1732
1733         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
1734         * config/i386/i386.h (TARGET_RDOS): New macro.
1735         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
1736         * config/i386/i386.c (ix86_option_override_internal): For 64bit
1737         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
1738         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
1739         DEFAULT_LARGE_SECTION_THRESHOLD.
1740         * config/i386/i386.md (R14_REG, R15_REG): New constants.
1741         * config/i386/rdos.h: New file.
1742         * config/i386/rdos64.h: New file.
1743
1744 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
1745
1746         PR other/54814
1747         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
1748         TEST_HARD_REG_BIT.
1749
1750 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
1751
1752         PR rtl-optimization/56117
1753         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
1754         call cselib_lookup_from_insn on the MEM before calling
1755         add_insn_mem_dependence.
1756
1757 2013-01-28  Richard Biener  <rguenther@suse.de>
1758
1759         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
1760         to a stmt that didn't have one.
1761         (copy_phis_for_bb): Likewise for PHI arguments.
1762         (copy_debug_stmt): Likewise for debug stmts.
1763
1764 2013-01-28  Richard Biener  <rguenther@suse.de>
1765
1766         PR tree-optimization/56034
1767         * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
1768         (partition_builtin_p): Adjust.
1769         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
1770         it is the last partition.
1771         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
1772         up the vertex for the definition.
1773         (classify_partition): Classify whether a partition is a
1774         PKIND_REDUCTION, thus has uses outside of the loop.
1775         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
1776         Merge all PKIND_REDUCTION partitions into the last partition.
1777         (tree_loop_distribution): Seed partitions from reductions as well.
1778
1779 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
1780
1781         PR tree-optimization/56125
1782         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1783         pow(x,c) into sqrt(x) * powi(x, n/2) or
1784         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1785         optimizing for size.
1786         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1787         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1788         integer.
1789
1790         PR tree-optimization/56094
1791         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
1792         to UNKNOWN_LOCATION while gimplifying expr.
1793
1794 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
1795
1796         PR target/56114
1797         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1798         operand 0 in movabs insn template for -masm=intel asm alternative.
1799         (*movabs<mode>_2): Ditto for operand 1.
1800
1801 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
1802
1803         PR target/54663
1804         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
1805         of microblaze-c.o
1806
1807 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
1808
1809         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
1810         tm_file.
1811
1812 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1813
1814         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
1815         Undef to avoid warning.
1816
1817 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1818
1819         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1820         * configure: Regenerate.
1821
1822 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
1823
1824         PR tree-optimization/56098
1825         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1826         for stmts with volatile ops.
1827         (cond_store_replacement): Don't optimize if assign has volatile ops.
1828         (cond_if_else_store_replacement_1): Don't optimize if either
1829         then_assign or else_assign have volatile ops.
1830         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
1831         volatile ops.
1832
1833 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
1834
1835         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1836
1837 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
1838
1839         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
1840         missing ':' in asm example.
1841
1842 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
1843
1844         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
1845         entries into lane and laneq entries.
1846         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
1847         Remove AdvSIMD scalar modes.
1848         (aarch64_sq<r>dmulh_laneq<mode>): New.
1849         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
1850         modes.
1851         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
1852         builtin implementations to relfect changes in RTL in aarch64-simd.md.
1853         * config/aarch64/iterators.md (VCOND): New.
1854         (VCONQ): New.
1855
1856 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
1857
1858         PR target/54222
1859         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
1860         Add NULL LIBNAME argument to existing definitions.
1861         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
1862         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
1863         * config/avr/avr.c (DEF_BUILTIN): Same.
1864         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
1865         (avr_expand_builtin): Expand to a vanilla call if a libgcc
1866         implementation is available (DECL_ASSEMBLER_NAME is set).
1867         (avr_fold_absfx): New static function.
1868         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
1869         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
1870         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
1871         AVR_BUILTIN_ABSLLK.
1872         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
1873         (abshk, absk, abslk, absllk): Provide as static inline functions.
1874
1875 2013-01-25  Marek Polacek  <polacek@redhat.com>
1876
1877         PR tree-optimization/56035
1878         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
1879
1880 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
1881
1882         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1883         (*movtf_internal_rex64): Add (!o,C) alternative
1884         (*movxf_internal_rex64): Ditto.
1885         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1886
1887 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
1888
1889         * doc/invoke.texi: fix typo.
1890         * doc/objc.texi: fix typo.
1891
1892 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
1893
1894         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
1895         for the first two alternatives.
1896
1897 2013-01-24  Diego Novillo  <dnovillo@google.com>
1898
1899         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
1900         (ggc-zone.o): Remove.
1901         * configure.ac: Remove option --with-gc.
1902         * configure: Re-generate.
1903         * doc/install.texi: Remove documentation for --with-gc.
1904         * gengtype.c (write_enum_defn): Remove.  Update all users.
1905         (write_Types_process_field): Remove generation of gt_e_* argument.
1906         (output_type_enum): Remove.  Update all users.
1907         (write_enum_defn): Remove.  Update all users.
1908         (enum alloc_zone): Remove.  Update all users.
1909         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
1910         * ggc-common.c (ggc_splay_alloc): Remove first argument.
1911         Update all callers.
1912         (struct ptr_data): Remove field TYPE.  Update all users.
1913         (gt_pch_note_object): Remove argument TYPE.  Update all users.
1914         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
1915         Update all users.
1916         * ggc-none.c (ggc_alloc_typed_stat): Remove.
1917         (struct alloc_zone): Remove.
1918         (ggc_internal_alloc_zone_stat): Remove.
1919         (ggc_internal_cleared_alloc_zone_stat): Remove.
1920         * ggc-page.c (ggc_alloc_typed_stat): Remove.
1921         (ggc_pch_count_object): Remove last argument.  Update all users.
1922         (ggc_pch_alloc_object): Remove last argument.  Update all users.
1923         (struct alloc_zone): Remove.
1924         * ggc-zone.c: Remove.
1925         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
1926         (struct alloc_zone): Remove.
1927         (ggc_alloc_typed_stat): Remove.
1928         (ggc_alloc_typed): Remove.
1929         (ggc_splay_alloc): Remove first argument.
1930         (rtl_zone): Remove.  Update all users.
1931         (tree_zone): Remove.  Update all users.
1932         (tree_id_zone): Remove.  Update all users.
1933         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
1934         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
1935         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
1936         * tree-ssanames.c: Remove references to zone allocator in comments.
1937
1938 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
1939
1940         * config/avr/avr.c (avr_out_fract): Make register numbers that
1941         might be outside of source operand signed.
1942
1943 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
1944
1945         * config/i386/constraints.md (Yf): New constraint.
1946         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1947         of f constraint to conditionaly disable x87 register preferences.
1948         (*movdf_internal): Ditto.
1949         (*movsf_internal): Ditto.
1950
1951 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
1952
1953         PR inline-asm/55934
1954         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
1955         that have operands with impossible constraints.
1956         Add a FIXME for a speed-up opportunity.
1957         * lra-constraints.c (process_alt_operands): Verify that a class
1958         selected from constraints on asms is valid for the operand mode.
1959         (curr_insn_transform): Remove incorrect comment.
1960
1961 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
1962
1963         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
1964         TOC operand is a valid symbol ref in the constant pool.
1965
1966 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
1967
1968         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
1969
1970 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
1971
1972         PR target/54222
1973         * config/avr/stdfix.h: New file.
1974         * t-avr (stdfix-gcc.h): New rule to build it.
1975         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
1976
1977 2013-01-23  Kostya Serebryany  <kcc@google.com>
1978
1979         * config/darwin.h: remove dependency on
1980         CoreFoundation (asan on Mac OS).
1981
1982 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
1983
1984         PR target/49069
1985         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1986         instead of cmpdi_operand for first comparison operand.
1987         Don't assert that comparison operands aren't both constants.
1988
1989 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
1990
1991         * doc/install.texi (Downloading the Source): Update references to
1992         downloading separate components.
1993
1994 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
1995
1996         * doc/extend.texi (__int128): Improve grammar.
1997
1998 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
1999
2000         PR target/56028
2001         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
2002         alternative to (o,r).
2003         (*movdi_internal_rex64): Remove (!o,n) alternative.
2004         (DImode immediate->memory splitter): Remove.
2005         (DImode immediate->memory peephole2): Remove.
2006         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
2007         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
2008         alternative to (!o,*r).
2009         (*movtf_internal_sse): New pattern.
2010         (*movxf_internal_rex64): New pattern.
2011         (*movxf_internal): Disable for TARGET_64BIT.
2012         (*movdf_internal_rex64): Remove (!o,F) alternative.
2013
2014 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
2015
2016         PR middle-end/56074
2017         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
2018         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
2019         * tree-vect-loop-manip.c (find_loop_location): Also ignore
2020         stmt locations where LOCATION_LOCUS of the stmt location is
2021         UNKNOWN_LOCATION or BUILTINS_LOCATION.
2022
2023         PR target/55686
2024         * config/i386/i386.md (UNSPEC_STOS): New.
2025         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
2026         *strsetqi_1): Add UNSPEC_STOS.
2027
2028 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
2029
2030         PR c++/56067
2031         * doc/invoke.texi: Remove left over -Wsynth example.
2032
2033 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
2034
2035         PR tree-optimization/56051
2036         * fold-const.c (fold_binary_loc): Don't fold
2037         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
2038         a narrowing conversion, or widening conversion from signed
2039         to unsigned.
2040
2041 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
2042
2043         PR rtl-optimization/56023
2044         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
2045         dependent on debug instruction.
2046
2047 2013-01-21  Martin Jambor  <mjambor@suse.cz>
2048
2049         PR middle-end/56022
2050         * function.c (allocate_struct_function): Call
2051         invoke_set_current_function_hook earlier.
2052
2053 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
2054
2055         * reload1.c (init_reload): Only initialize reload_obstack
2056         during the first call.
2057
2058 2013-01-21  Marek Polacek  <polacek@redhat.com>
2059
2060         * cfgloop.c (verify_loop_structure): Fix up grammar.
2061
2062 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
2063
2064         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
2065         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
2066
2067 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2068
2069         PR target/56058
2070         * config/arm/marvell-pj4.md: Update copyright year.
2071         Fix up use of alu to alu_reg and simple_alu_imm.
2072
2073 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
2074
2075         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
2076
2077 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
2078
2079         PR target/55433
2080         * lra-constraints.c (curr_insn_transform): Don't reuse original
2081         insn for secondary memory move when memory mode should be different.
2082
2083 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2084
2085         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
2086         atomic_storedi_1): New patterns.
2087
2088 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
2089
2090         btver2 pipeline descriptions.
2091         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
2092         descriptions.
2093         * config/i386/i386.md (btver2_decode): New type attributes.
2094         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
2095         type attributes.
2096         * config/i386/btver2.md: New file describing btver2 pipelines.
2097
2098 2013-01-19  Andrew Pinski  <apinski@cavium.com>
2099
2100         PR tree-optimization/52631
2101         * tree-ssa-sccvn (visit_use): Before looking up the original
2102         statement, try looking up the simplified expression.
2103
2104 2013-01-19  Anthony Green  <green@moxielogic.com>
2105
2106         * config/moxie/moxie.c (moxie_expand_prologue): Set
2107         current_function_static_stack_size.
2108
2109 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
2110
2111         PR tree-optimization/56029
2112         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
2113         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
2114
2115 2013-01-18  Sharad Singhai  <singhai@google.com>
2116
2117         PR tree-optimization/55995
2118         * dumpfile.c (dump_loc): Print location only if available.
2119         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
2120
2121 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
2122
2123         PR target/55433
2124         * lra-constraints.c (curr_insn_transform): Reuse original insn for
2125         secondary memory move.
2126         (inherit_reload_reg): Use rclass instead of cl for
2127         check_secondary_memory_needed_p.
2128
2129 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
2130
2131         PR middle-end/56015
2132         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
2133         the case where writing real complex part of target modifies op1.
2134
2135 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
2136
2137         * config/aarch64/aarch64-simd.md
2138         (aarch64_vcond_internal<mode>): Handle unordered cases.
2139         * config/aarch64/iterators.md (v_cmp_result): New.
2140
2141 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
2142             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2143
2144         * config/arm/marvell-pj4.md: New file.
2145         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
2146         * config/arm/arm.md (generic_sched): Add marvell_pj4.
2147         (generic_vfp): Likewise.
2148         * config/arm/arm-cores.def: Add marvell-pj4.
2149         * config/arm/arm-tune.md: Regenerate.
2150         * config/arm/arm-tables.opt: Regenerate.
2151         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
2152         * doc/invoke.texi: Document marvell-pj4.
2153
2154 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
2155
2156         * config/aarch64/arm_neon.h: Map scalar types to standard types.
2157
2158 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
2159
2160         PR debug/54114
2161         PR debug/54402
2162         PR debug/49888
2163         * var-tracking.c (negative_power_of_two_p): New.
2164         (global_get_addr_cache, local_get_addr_cache): New.
2165         (get_addr_from_global_cache, get_addr_from_local_cache): New.
2166         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
2167         heading comment.
2168         (vt_stack_offset_p): Remove.
2169         (vt_canon_true_dep): Always canonicalize loc's address.
2170         (clobber_overlapping_mems): Make sure we have a MEM.
2171         (local_get_addr_clear_given_value): New.
2172         (val_reset): Clear local cached entries.
2173         (compute_bb_dataflow): Create and release the local cache.
2174         Disable duplicate MEMs clobbering.
2175         (emit_notes_in_bb): Clobber MEMs likewise.
2176         (vt_emit_notes): Create and release the local cache.
2177         (vt_initialize, vt_finalize): Create and release the global
2178         cache, respectively.
2179         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
2180
2181 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
2182
2183         PR libmudflap/53359
2184         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
2185         not found in the symtab.
2186
2187 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
2188
2189         PR debug/56006
2190         PR rtl-optimization/55547
2191         PR rtl-optimization/53827
2192         PR debug/53671
2193         PR debug/49888
2194         * alias.c (offset_overlap_p): New, factored out of...
2195         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
2196         the conservative special case for symbolic constants.  Don't
2197         adjust zero sizes on alignment.
2198
2199 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
2200
2201         PR rtl-optimization/52573
2202         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
2203         REG_UNUSED for the same register.
2204
2205 2013-01-17  Richard Biener  <rguenther@suse.de>
2206             Marek Polacek  <polacek@redhat.com>
2207
2208         PR rtl-optimization/55833
2209         * loop-unswitch.c (unswitch_loops): Move loop verification...
2210         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
2211         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
2212         Set it to true when we're removing a loop from hierarchy tree in
2213         an irreducible region.
2214         (fix_bb_placements): Adjust caller.
2215         (fix_loop_placements): Likewise.
2216
2217 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
2218
2219         * config/avr/builtins.def (DEF_BUILTIN): Factor out
2220         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
2221         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
2222         Remove ID.  Adjust comments.
2223         * config/avr/avr-c.c (avr_builtin_name): Remove.
2224         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
2225         * config/avr/avr.c (avr_tolower): New static function.
2226         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
2227         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
2228         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
2229         default expansion.
2230
2231 2013-01-17  Jan Hubicka  <jh@suse.cz>
2232
2233         PR tree-optimization/55273
2234         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
2235
2236 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
2237
2238         PR target/55981
2239         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
2240         store through atomic_store<mode>_1.
2241         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
2242
2243 2013-01-17  Martin Jambor  <mjambor@suse.cz>
2244
2245         PR tree-optimizations/55264
2246         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
2247         for virtual methods.
2248         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
2249         virtual methods before inlining is over.
2250         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
2251         virtual functions.
2252         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
2253         non-virtual.
2254
2255 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
2256
2257         PR rtl-optimization/56005
2258         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
2259         pending reads for prefetch.
2260
2261 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
2262
2263         * config/aarch64/aarch64.md
2264         (*cstoresi_neg_uxtw): New pattern.
2265         (*cmovsi_insn_uxtw): New pattern.
2266         (*<optab>si3_uxtw): New pattern.
2267         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
2268         (*<optab>si3_insn_uxtw): New pattern.
2269         (*bswapsi2_uxtw): New pattern.
2270
2271 2013-01-16  Richard Biener  <rguenther@suse.de>
2272
2273         * tree-inline.c (tree_function_versioning): Remove set but
2274         never used variable.
2275
2276 2013-01-16  Richard Biener  <rguenther@suse.de>
2277
2278         PR tree-optimization/55964
2279         * tree-flow.h (rename_variables_in_loop): Remove.
2280         (rename_variables_in_bb): Likewise.
2281         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
2282         (copy_loop_before): Adjust and delete update-ssa status.
2283         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
2284         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
2285         (rename_variables_in_loop): Remove.
2286         (slpeel_update_phis_for_duplicate_loop): Likewise.
2287         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
2288         use available cfg machinery instead of duplicating it.
2289         Update PHI nodes and perform poor-mans SSA update here.
2290         (slpeel_tree_peel_loop_to_edge): Adjust.
2291
2292 2013-01-16  Richard Biener  <rguenther@suse.de>
2293
2294         PR tree-optimization/54767
2295         PR tree-optimization/53465
2296         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
2297         (vrp_visit_phi_node): For PHI arguments coming via backedges
2298         drop all symbolical range information.
2299         (execute_vrp): Compute backedges.
2300
2301 2013-01-16  Richard Biener  <rguenther@suse.de>
2302
2303         * doc/install.texi: Update CLooG and ISL requirements to
2304         0.18.0 and 0.11.1.
2305
2306 2013-01-16  Christian Bruel  <christian.bruel@st.com>
2307
2308         PR target/55301
2309         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
2310         (broken_move): Handle UNSPECV_SP_SWITCH_B.
2311         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
2312
2313 2013-01-16  DJ Delorie  <dj@redhat.com>
2314
2315         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2316         (UNSPECV_SP_SWITCH_E): New.
2317         (sp_switch_1): Change to an unspec.
2318         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
2319         replace $r15.
2320
2321 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
2322
2323         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
2324         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
2325         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
2326         (expand_mem_thread_fence): Ditto.
2327         (expand_mem_signal_fence): Ditto.
2328         (expand_atomic_load): Ditto.
2329         (expand_atomic_store): Ditto.
2330
2331 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
2332
2333         PR rtl-optimization/55547
2334         PR rtl-optimization/53827
2335         PR debug/53671
2336         PR debug/49888
2337         * alias.c (memrefs_conflict_p): Set sizes to negative after
2338         AND adjustments.
2339
2340 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
2341
2342         PR target/55940
2343         * function.c (thread_prologue_and_epilogue_insns): Always
2344         add crtl->drap_reg to set_up_by_prologue.set, even if
2345         stack_realign_drap is false.
2346
2347 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
2348
2349         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
2350         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
2351         *call): Fix indention.
2352
2353 2013-01-15  Tom de Vries  <tom@codesourcery.com>
2354
2355         PR target/55876
2356         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
2357         Update comment.
2358
2359 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
2360
2361         PR rtl-optimization/55153
2362         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
2363
2364 2013-01-15  Martin Jambor  <mjambor@suse.cz>
2365
2366         PR tree-optimization/55920
2367         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
2368         accesses as grp_to_be_debug_replaced.
2369
2370 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
2371
2372         PR tree-optimization/55920
2373         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
2374         there is non-useless type conversion needed from debug rhs to lhs,
2375         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
2376
2377 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
2378             Mikael Pettersson  <mikpe@it.uu.se>
2379
2380         PR target/43961
2381         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
2382         Thumb.
2383         (ASM_OUTPUT_CASE_LABEL): Remove.
2384         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
2385         * final.c (shorten_branches): Update alignment of labels before
2386         jump tables if CASE_VECTOR_SHORTEN_MODE.
2387
2388 2013-01-15  Richard Biener  <rguenther@suse.de>
2389
2390         PR bootstrap/55961
2391         * system.h: Do not include gmp.h for building host tools.
2392
2393 2013-01-15  Richard Biener  <rguenther@suse.de>
2394
2395         PR middle-end/55882
2396         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
2397         account for bitpos when computing alignment.
2398
2399 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
2400
2401         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
2402         (ix86_target_macros_internal): Likewise.
2403
2404         * config/i386/i386.c (m_CORE2I7): Removed.
2405         (m_CORE_HASWELL): New macro.
2406         (m_CORE_ALL): Likewise.
2407         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
2408         (initial_ix86_arch_features): Likewise.
2409         (processor_target_table): Initializations for Core avx2.
2410         (cpu_names): New names "core-avx2".
2411         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
2412         PROCESSOR_CORE_HASWELL.
2413         (ix86_issue_rate): New case.
2414         (ia32_multipass_dfa_lookahead): Likewise.
2415         (ix86_sched_init_global): Likewise.
2416
2417         * config/i386/i386.h (TARGET_HASWELL): New macro.
2418         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
2419         (processor_type): New PROCESSOR_HASWELL.
2420
2421 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
2422
2423         PR tree-optimization/55955
2424         * tree-vect-loop.c (vectorizable_reduction): Give up early on
2425         *SHIFT_EXPR and *ROTATE_EXPR codes.
2426
2427         PR tree-optimization/48766
2428         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
2429         -ftrapv disable -fwrapv.
2430
2431 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
2432
2433         PR target/55974
2434         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
2435         etc. to 1 and not to __flash.
2436         Use LL suffix for __INT24_MAX__ with -mint8.
2437         Use ULL suffix for __UINT24_MAX__ with -mint8.
2438
2439 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
2440
2441         * config/avr/avr-arch.h
2442         (struct base_arch_s): Use typedef avr_arch_t instead.
2443         (struct arch_info_s): Use typedef avr_arch_info_t instead.
2444         (struct mcu_type_s): Use typedef avr_mcu_t instead.
2445         * config/avr/avr.c: Same.
2446         * config/avr/avr-devices.c: Same.
2447         * config/avr/driver-avr.c: Same.
2448         * config/avr/gen-avr-mmcu-texi.c: Same.
2449         * config/avr/avr-mcus.def: Adjust comment.
2450
2451 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
2452
2453         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
2454         * config/aarch64/iterators.md (VALLDI): New.
2455
2456 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
2457             Andi Kleen  <ak@linux.intel.com>
2458
2459         PR target/55948
2460         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
2461         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
2462         memmodel flag.
2463
2464 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
2465
2466         * config/avr/avr-stdint.h: Remove trailing blanks.
2467         * config/avr/avr-log.h: Same.
2468         * config/avr/avr-arch.h: Same.
2469         * config/avr/avr-devices.c: Same.
2470         * config/avr/avr-dimode.md: Same.
2471         * config/avr/predicates.md: Same.
2472         * config/avr/avr-c.c: Same.  And fix typo.
2473
2474         * config/avr/avr-protos.h: Same.  And:
2475         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
2476         (init_cumulative_args): Rename to avr_init_cumulative_args.
2477         (expand_prologue): Rename to avr_expand_prologue.
2478         (expand_epilogue): Rename to avr_expand_epilogue.
2479         (adjust_insn_length): Rename to avr_adjust_insn_length.
2480         (notice_update_cc): Rename to avr_notice_update_cc.
2481         (final_prescan_insn): Rename to avr_final_prescan_insn.
2482         * config/avr/avr.c: Same.
2483         * config/avr/avr.h: Same.
2484         * config/avr/avr.md: Remove trailing blanks.
2485         (prologue): Use avr_expand_prologue.
2486         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
2487
2488 2013-01-14  Richard Biener  <rguenther@suse.de>
2489
2490         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
2491         verify_location, collect_subblocks): New functions.
2492         (verify_gimple_in_cfg): Verify that locations only reference
2493         BLOCKs in the functions BLOCK tree.
2494
2495 2013-01-14  Richard Biener  <rguenther@suse.de>
2496
2497         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
2498         PHI argument.
2499         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
2500         unshare reference.
2501         (insert_out_of_ssa_copy_on_edge): Likewise.
2502         (rewrite_close_phi_out_of_ssa): Likewise.
2503         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
2504         debug expressions.
2505         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
2506         propagated constants.
2507         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
2508         can not be shared.
2509
2510 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
2511
2512         * config/avr/avr-modes.def: Add GPL copyright notice.
2513
2514 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
2515
2516         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
2517         MEMMODEL_MASK to determine memory model.
2518         (atomic_store<mode>): Ditto from operands[2].
2519         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
2520
2521 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
2522
2523         PR fortran/55935
2524         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
2525         (fold_gimple_assign): Don't call unshare_expr here.
2526         (fold_ctor_reference): Call unshare_expr.
2527
2528 2013-01-13  Terry Guo  <terry.guo@arm.com>
2529
2530         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
2531         * doc/fragments.texi: Document MULTILIB_REUSE.
2532         * gcc.c (multilib_reuse): New internal spec.
2533         (set_multilib_dir): Also search multilib from multilib_reuse.
2534         * genmultilib (tmpmultilib3): Refactor code.
2535         (tmpmultilib4): Ditto.
2536         (multilib_reuse): New multilib argument.
2537
2538 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
2539
2540         * Makefile.in: Update copyright.
2541
2542 2013-01-12  Tom de Vries  <tom@codesourcery.com>
2543
2544         PR middle-end/55890
2545         * calls.c (expand_call): Check if arg_nr is valid.
2546
2547 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
2548
2549         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
2550         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
2551         documentation.  Add missing '__' in front of
2552         __builtin_ia32_packssdw256.
2553
2554 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2555
2556         PR target/55719
2557         * config/s390/s390.c (s390_preferred_reload_class): Do not return
2558         NO_REGS for larl operands.
2559         (s390_reload_larl_operand): Use s390_load_address instead of
2560         emit_move_insn.
2561
2562 2013-01-11  Richard Biener  <rguenther@suse.de>
2563
2564         * tree-cfg.c (verify_node_sharing_1): Split out from ...
2565         (verify_node_sharing): ... here.
2566         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
2567
2568 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2569
2570         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
2571         Substitute TREECHECKING.
2572         * configure: Regenerate.
2573         * Makefile.in (TREECHECKING): New.
2574
2575 2013-01-11  Richard Guenther  <rguenther@suse.de>
2576
2577         PR tree-optimization/44061
2578         * tree-vrp.c (extract_range_basic): Compute zero as
2579         value-range for __builtin_constant_p of function parameters.
2580
2581 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
2582
2583         Update copyright years.
2584
2585 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
2586
2587         PR rtl-optimization/55672
2588         * lra-eliminations.c (mark_not_eliminable): Permit addition with
2589         const to be eliminable.
2590
2591 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
2592
2593         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
2594         * configure: Regenerate.
2595
2596 2013-01-10  Richard Biener  <rguenther@suse.de>
2597
2598         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
2599
2600 2013-01-10  Richard Biener  <rguenther@suse.de>
2601
2602         PR bootstrap/55792
2603         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
2604         locations for virtual PHI arguments.
2605         (rewrite_update_phi_arguments): Likewise.
2606
2607 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
2608
2609         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
2610         on to assembler.
2611
2612 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
2613
2614         PR tree-optimization/55921
2615         * tree-complex.c (expand_complex_asm): New function.
2616         (expand_complex_operations_1): Call it for GIMPLE_ASM.
2617
2618 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2619
2620         PR target/55718
2621         * config/s390/s390.c (s390_symref_operand_p)
2622         (s390_loadrelative_operand_p): Merge the two functions.
2623         (s390_check_qrst_address, print_operand_address): Add parameters
2624         to s390_loadrelative_operand_p invokation.
2625         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
2626         (s390_reload_larl_operand, s390_secondary_reload): Use
2627         s390_loadrelative_operand_p instead of s390_symref_operand_p.
2628         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
2629
2630 2013-01-09  Mike Stump  <mikestump@comcast.net>
2631
2632         * dse.c (record_store): Remove unnecessary assert.
2633
2634 2013-01-09  Jan Hubicka  <jh@suse.cz>
2635
2636         PR tree-optimization/55569
2637         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
2638         * cfgloop.h (scale_loop_profile): Likewise.
2639
2640 2013-01-09  Jan Hubicka  <jh@suse.cz>
2641
2642         PR lto/45375
2643         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
2644         functions.
2645         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
2646
2647 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
2648
2649         PR middle-end/55114
2650         * expr.h (maybe_emit_group_store): Declare.
2651         * expr.c (maybe_emit_group_store): New function.
2652         * builtins.c (expand_builtin_int_roundingfn): Call it.
2653         (expand_builtin_int_roundingfn_2): Likewise.
2654
2655 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
2656
2657         PR rtl-optimization/55829
2658         * lra-constraints.c (match_reload): Add code for absent output.
2659         (curr_insn_transform): Add code for reloads of matched inputs
2660         without output.
2661
2662 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
2663
2664         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
2665         attribute of movddup insn to DF.
2666         (*vec_interleave_lowv2df): Ditto.
2667         (vec_dupv2df): Ditto.
2668
2669 2013-01-09  Jan Hubicka  <jh@suse.cz>
2670
2671         PR tree-optimiation/55875
2672         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
2673         EVERY_ITERATION parameter.
2674         (number_of_iterations_exit): Check if exit is executed every iteration.
2675         (idx_infer_loop_bounds): Similarly here.
2676         (n_of_executions_at_most): Simplify
2677         to only test for cases where statement is dominated by the
2678         particular bound; handle correctly the "postdominance" test.
2679         (scev_probably_wraps_p): Use max loop iterations info
2680         as a global bound first.
2681
2682 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
2683             Nick Clifton  <nickc@redhat.com>
2684
2685         * config/v850/v850.md (cbranchsf4): New pattern.
2686         (cstoresf4): New pattern.
2687         (cbranchdf4): New pattern.
2688         (cstoredf4): New pattern.
2689         (movsicc): Disallow floating point comparisons.
2690         (cmpsf_le_insn): Fix order of operators.
2691         (cmpsf_lt_insn): Likewise.
2692         (cmpsf_eq_insn): Likewise.
2693         (cmpdf_le_insn): Likewise.
2694         (cmpdf_lt_insn): Likewise.
2695         (cmpdf_eq_insn): Likewise.
2696         (cmpsf_ge_insn): Use LE comparison.
2697         (cmpdf_ge_insn): Likewise.
2698         (cmpsf_gt_insn): Use LT comparison.
2699         (cmpdf_gt_insn): Likewise.
2700         (cmpsf_ne_insn): Delete pattern.
2701         (cmpdf_ne_insn): Delete pattern.
2702         * config/v850/v850.c (v850_gen_float_compare): Use
2703         gen_cmpdf_eq_insn for NE comparison.
2704         (v850_float_z_comparison_operator)
2705         (v850_float_nz_comparison_operator): Move from here ...
2706         * config/v850/predicates.md: ... to here.  Move GT and GE
2707         comparisons into v850_float_z_comparison_operator.
2708         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
2709         Delete prototype.
2710         (v850_float_nz_comparison_operator): Likewise.
2711
2712 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2713
2714         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
2715         with calls to gen_insvsi/gen_insvdi.
2716
2717 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
2718
2719         * config/i386/i386.c (initial_ix86_tune_features): Set up
2720         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
2721
2722 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
2723             Jakub Jelinek  <jakub@redhat.com>
2724
2725         PR tree-optimization/48189
2726         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
2727         If nitercst is 0, don't predict the exit edge.
2728
2729 2013-01-08  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
2730
2731         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
2732         in asm_fprintf with reg_names.
2733         (aarch64_print_operand_address): Likewise.
2734         (aarch64_return_addr): Likewise.
2735         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
2736
2737 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2738
2739         * config/pa/pa.h (VAL_U6_BITS_P): Define.
2740         (INT_U6_BITS): Likewise.
2741         * config/pa/predicates.md (uint6_operand): New predicate.
2742         (shift5_operand, shift6_operand): Likewise.
2743         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
2744         arith32_operand.
2745         (lshrdi3): Use shift6_operand.
2746         (shrpsi4, shrpdi4): New insn patterns.
2747         (extzv): Delete expander.
2748         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
2749         predicates in unamed zero extract patterns.  Tighten common constraint.
2750         (extv): Delete expander.
2751         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
2752         predicates in unamed sign extract patterns.  Tighten common constraint.
2753         (insv): Delete expander.
2754         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
2755         predicates in unamed insert patterns.  Tighten common constraint.
2756         Change uint32_operand predicate to uint6_operand predicate in unamed
2757         DImode pattern to insert constant values of type 1...1xxxx.
2758
2759 2013-01-04  Jan Hubicka  <jh@suse.cz>
2760
2761         PR tree-optimization/55823
2762         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
2763         issue.
2764
2765 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
2766             Uros Bizjak  <ubizjak@gmail.com>
2767
2768         PR rtl-optimization/55845
2769         * df-problems.c (can_move_insns_across): Stop scanning at
2770         volatile_insn_p source instruction or give up if
2771         across_from .. across_to range contains any volatile_insn_p
2772         instructions.
2773
2774 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
2775
2776         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
2777         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
2778         Declare.
2779         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
2780         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
2781
2782 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
2783
2784         PR fortran/55341
2785         * asan.c (asan_clear_shadow): New function.
2786         (asan_emit_stack_protection): Use it.
2787
2788 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
2789
2790         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
2791         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
2792         with tab instead of space.
2793
2794 2013-01-08  Nick Clifton  <nickc@redhat.com>
2795
2796         * config/rl78/rl78.c (rl78_expand_prologue): Always select
2797         register bank 0 at the start of an interrupt handler.
2798         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
2799         MDBH registers.
2800
2801 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
2802
2803         * config/aarch64/aarch64-simd.md
2804         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
2805         (aarch64_simd_bsl): Likewise.
2806         (aarch64_vcond_internal<mode>): Likewise.
2807         (vcond<mode><mode>): Likewise.
2808         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
2809         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
2810
2811 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
2812
2813         * config/aarch64/aarch64-builtins.c
2814         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
2815
2816 2013-01-08  Martin Jambor  <mjambor@suse.cz>
2817
2818         PR debug/55579
2819         * tree-sra.c (analyze_access_subtree): Return true also after
2820         potentially creating a debug-only replacement.
2821
2822 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
2823
2824         PR middle-end/55890
2825         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
2826
2827         PR tree-optimization/54120
2828         * tree-vrp.c (range_fits_type_p): Don't allow
2829         src_precision < precision from signed vr to unsigned_p
2830         if vr->min or vr->max is negative.
2831         (simplify_float_conversion_using_ranges): Test can_float_p
2832         against CODE_FOR_nothing.
2833
2834 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
2835             Richard Biener  <rguenther@suse.de>
2836
2837         PR middle-end/55851
2838         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
2839         types instead of just INTEGER_TYPE types.
2840
2841 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
2842
2843         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
2844         TF_SIZE): Define.
2845
2846 2013-01-07  Steve Ellcey  <sellcey@mips.com>
2847
2848         PR target/42661
2849         * config/mips/mips.opt: Change mad to mmad to match documentation.
2850
2851 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
2852
2853         PR target/55897
2854         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
2855         .progmemx.data now.
2856
2857 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
2858
2859         PR target/55897
2860         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
2861         (avr_addrspace_t): Add .section_name field.
2862         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
2863         array size.
2864         (avr_addrspace): Same.  Initialize .section_name.  Remove last
2865         NULL entry.  Put __memx into .progmemx.data.
2866         (progmem_section_prefix): Remove.
2867         (avr_asm_init_sections): No need to initialize progmem_section.
2868         (avr_asm_named_section): Use avr_addrspace[].section_name to get
2869         section name prefix.
2870         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
2871         retrieve the progmem section.
2872         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
2873         boundary to run over avr_addrspace[].
2874         (avr_register_target_pragmas): Ditto.
2875
2876 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
2877
2878         * varasm.c (output_constant_def_contents): For asan_protect_global
2879         protected strings, adjust DECL_ALIGN if needed, before testing for
2880         anchored symbols.
2881         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
2882         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
2883         normal decls.
2884         (output_object_block): For asan protected decls, emit asan padding
2885         after their contents.
2886         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
2887         (asan_finish_file): Test it here instead.
2888
2889 2013-01-07  Nick Clifton  <nickc@redhat.com>
2890             Matthias Klose  <doko@debian.org>
2891             Doug Kwan  <dougkwan@google.com>
2892             H.J. Lu  <hongjiu.lu@intel.com>
2893
2894         PR driver/55470
2895         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
2896
2897         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
2898
2899         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
2900
2901         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
2902
2903         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
2904
2905 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
2906
2907         PR target/54461
2908         * doc/install.texi (Cross-Compiler-Specific Options): Document
2909         --with-avrlibc.
2910
2911 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
2912
2913         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
2914         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
2915         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
2916         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
2917         vqmovun_high_s64): Fix source operand number and update copyright.
2918
2919 2013-01-07  Richard Biener  <rguenther@suse.de>
2920
2921         PR middle-end/55890
2922         * gimple.h (gimple_call_builtin_p): New overload.
2923         * gimple.c (validate_call): New function.
2924         (gimple_call_builtin_p): Likewise.
2925         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2926         Use gimple_call_builtin_p.
2927         (find_func_clobbers): Likewise.
2928         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
2929         (strlen_optimize_stmt): Likewise.
2930
2931 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
2932
2933         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
2934         (vld1q_dup_*): Likewise.
2935         (vld1_*): Likewise.
2936         (vld1q_*): Likewise.
2937         (vld1_lane_*): Likewise.
2938         (vld1q_lane_*): Likewise.
2939
2940 2013-01-07  Richard Biener  <rguenther@suse.de>
2941
2942         * lto-streamer.h (LTO_minor_version): Bump to 2.
2943
2944 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
2945
2946         * config/aarch64/aarch64-protos.h
2947         (aarch64_const_double_zero_rtx_p): Rename to...
2948         (aarch64_float_const_zero_rtx_p): ...this.
2949         (aarch64_float_const_representable_p): New.
2950         (aarch64_output_simd_mov_immediate): Likewise.
2951         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
2952         move immediate case.
2953         * config/aarch64/aarch64.c
2954         (aarch64_const_double_zero_rtx_p): Rename to...
2955         (aarch64_float_const_zero_rtx_p): ...this.
2956         (aarch64_print_operand): Allow printing of new constants.
2957         (aarch64_valid_floating_const): New.
2958         (aarch64_legitimate_constant_p): Check for valid floating-point
2959         constants.
2960         (aarch64_simd_valid_immediate): Likewise.
2961         (aarch64_vect_float_const_representable_p): New.
2962         (aarch64_float_const_representable_p): Likewise.
2963         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
2964         (aarch64_output_simd_mov_immediate): New.
2965         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
2966         (*movdf_aarch64): Likewise.
2967         * config/aarch64/constraints.md (Ufc): New.
2968         (Y): call aarch64_float_const_zero_rtx.
2969         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
2970
2971 2013-01-07  Richard Biener  <rguenther@suse.de>
2972
2973         PR tree-optimization/55888
2974         PR tree-optimization/55862
2975         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
2976         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
2977         not if it is contained therein.
2978
2979 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
2980
2981         * config/avr/t-avr: Typo.
2982
2983 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
2984
2985         PR55243
2986         * config/avr/t-avr: Don't automatically rebuild
2987         $(srcdir)/config/avr/t-multilib
2988         $(srcdir)/config/avr/avr-tables.opt
2989         $(srcdir)/doc/avr-mmcu.texi
2990         (avr-mcus): New phony target to build them on request.
2991         (s-avr-mlib, s-avr-mmcu-texi): Remove.
2992         * avr/avr-mcus.def: Adjust comments.
2993
2994 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
2995
2996         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
2997
2998 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
2999
3000         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
3001
3002 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
3003
3004         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
3005
3006 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
3007
3008         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
3009         to generate profiling.
3010         * config/rs6000/aix64.h (LIB_SPEC): Same.
3011
3012 2013-01-04  Andrew Pinski  <apinski@cavium.com>
3013
3014         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
3015         New function.
3016         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3017
3018 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
3019
3020         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
3021         unconditionally.
3022         (ix86_expand_move): Ditto.
3023         (ix86_zero_extend_to_Pmode): Ditto.
3024         (ix86_expand_call): Ditto.
3025         (ix86_expand_special_args_builtin): Ditto.
3026         (ix86_expand_builtin): Ditto.
3027
3028 2013-01-04  Richard Biener  <rguenther@suse.de>
3029
3030         PR tree-optimization/55862
3031         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
3032         translating them through PHI nodes.
3033
3034 2013-01-04  Martin Jambor  <mjambor@suse.cz>
3035
3036         PR tree-optimization/55755
3037         * tree-sra.c (sra_modify_assign): Do not check that an access has no
3038         children when trying to avoid producing a VIEW_CONVERT_EXPR.
3039
3040 2013-01-04  Marek Polacek  <polacek@redhat.com>
3041
3042         PR middle-end/55859
3043         * opts.c (default_options_optimization): Clarify error message.
3044
3045 2013-01-04  Richard Biener  <rguenther@suse.de>
3046
3047         PR middle-end/55863
3048         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
3049         reassociation.
3050
3051 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3052
3053         PR target/53789
3054         * config/pa/pa.md (movsi): Revert previous change.
3055         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
3056         references.
3057
3058 2013-01-03  Richard Henderson  <rth@redhat.com>
3059
3060         * config/i386/i386.c (ix86_expand_move): Always assign to op1
3061         after eliminating TLS symbols.
3062
3063 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
3064
3065         PR bootstrap/50167
3066         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
3067         * graphite-poly.c (debug_gmp_value): Likewise.
3068
3069 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
3070
3071         PR target/55712
3072         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
3073         selected code model, define __code_mode_small__, __code_model_medium__,
3074         __code_model_large__, __code_model_32__ or __code_model_kernel__.
3075         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
3076         xchg temporary register with %k.  Declare temporary register as
3077         early clobbered.
3078         [__x86_64__]: For medium and large code models, preserve %rbx register.
3079
3080 2013-01-03  Richard Biener  <rguenther@suse.de>
3081
3082         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
3083         (dump_subscript): Adjust.
3084         (finalize_ddr_dependent): Do not dump redundant info.
3085         (analyze_siv_subscript): Adjust.
3086         (subscript_dependence_tester): Likewise.
3087         (compute_affine_dependence): Likewise.
3088
3089 2013-01-03  Richard Biener  <rguenther@suse.de>
3090
3091         Revert
3092         2013-01-03  Richard Biener  <rguenther@suse.de>
3093
3094         PR tree-optimization/55857
3095         * tree-vect-stmts.c (vectorizable_load): Do not setup
3096         re-alignment for invariant loads.
3097
3098         2013-01-02  Richard Biener  <rguenther@suse.de>
3099
3100         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
3101         invariant load do not generate a vector load from the scalar location.
3102
3103 2013-01-03  Richard Biener  <rguenther@suse.de>
3104
3105         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
3106         for not vectorizing.
3107         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
3108         not build INDIRECT_REFs, call get_name once only.
3109         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
3110         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
3111
3112 2013-01-03  Richard Biener  <rguenther@suse.de>
3113
3114         PR tree-optimization/55857
3115         * tree-vect-stmts.c (vectorizable_load): Do not setup
3116         re-alignment for invariant loads.
3117
3118 2013-01-03  Richard Biener  <rguenther@suse.de>
3119
3120         PR lto/55848
3121         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
3122         prefer a built-in decl.
3123
3124 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
3125
3126         * gcc.c (process_command): Update copyright notice dates.
3127         * gcov.c (print_version): Likewise.
3128         * gcov-dump.c (print_version): Likewise.
3129
3130         PR rtl-optimization/55838
3131         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
3132         iv0.step, iv1.step and step.
3133
3134 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
3135             Marc Glisse  <marc.glisse@inria.fr>
3136
3137         PR tree-optimization/55832
3138         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
3139         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
3140         integer_{one,zero}_node.
3141
3142 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
3143
3144         PR debug/54402
3145         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
3146         * var-tracking.c (reverse_op): Don't add reverse ops to
3147         VALUEs that have already
3148         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
3149
3150 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
3151
3152         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
3153
3154 2013-01-02  Teresa Johnson  <tejohnson@google.com>
3155
3156         * dumpfile.c (dump_loc): Print filename with location.
3157         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
3158         new location_t parameter to emit complete unroll message with
3159         new dump framework.
3160         (canonicalize_loop_induction_variables): Compute loops location
3161         and pass to try_unroll_loop_completely.
3162         * loop-unroll.c (report_unroll_peel): New function.
3163         (peel_loops_completely): Use new dump format with location
3164         for main dumpfile message, and invoke report_unroll_peel on success.
3165         (decide_unrolling_and_peeling): Ditto.
3166         (decide_peel_once_rolling): Remove old dumpfile message subsumed
3167         by report_unroll_peel.
3168         (decide_peel_completely): Ditto.
3169         (decide_unroll_constant_iterations): Ditto.
3170         (decide_unroll_runtime_iterations): Ditto.
3171         (decide_peel_simple): Ditto.
3172         (decide_unroll_stupid): Ditto.
3173         * cfgloop.c (get_loop_location): New function.
3174         * cfgloop.h (get_loop_location): Declare.
3175
3176 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
3177
3178         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
3179         NULL.
3180
3181 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3182
3183         PR middle-end/55198
3184         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
3185         BLKmode objects when EXPAND_MEMORY is specified.
3186
3187 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
3188
3189         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
3190         in loop predicate.
3191         (fold_builtin_cpu): Do not share cpu model decls across statements.
3192
3193 2013-01-02  Jason Merrill  <jason@redhat.com>
3194
3195         PR c++/55804
3196         * tree.c (build_array_type_1): Revert earlier change.
3197
3198 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
3199
3200         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
3201         "cortex-a57".
3202         * config/aarch64/aarch64-tune.md: Re-generate.
3203
3204 2013-01-02  Richard Biener  <rguenther@suse.de>
3205
3206         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
3207         invariant load do not generate a vector load from the scalar location.
3208
3209 2013-01-02  Richard Biener  <rguenther@suse.de>
3210
3211         PR bootstrap/55784
3212         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
3213         * configure: Regenerate.
3214
3215 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3216
3217         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
3218         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
3219         (expand_builtin_int_roundingfn_2): Keep the original target around
3220         for the fallback case.
3221
3222 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3223
3224         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
3225         to be clear for sign changes.
3226
3227 2013-01-01  Jan Hubicka  <jh@suse.cz>
3228
3229         * ipa-inline-analysis.c: Fix formatting.
3230
3231 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
3232
3233         PR tree-optimization/55831
3234         * tree-vect-loop.c (get_initial_def_for_induction): Use
3235         gsi_after_labels instead of gsi_start_bb.
3236 \f
3237 Copyright (C) 2013 Free Software Foundation, Inc.
3238
3239 Copying and distribution of this file, with or without modification,
3240 are permitted in any medium without royalty provided the copyright
3241 notice and this notice are preserved.