gcc/ChangeLog

   1 2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
   2
   3         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
   4         tuning parameters.
   5         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
   6
   7 2012-01-09  Richard Guenther  <rguenther@suse.de>
   8
   9         * tree-streamer-out.c (write_ts_optimization): Fix spelling.
  10
  11 2012-01-08  Jan Hubicka  <jh@suse.cz>
  12
  13         PR tree-optimize/51680
  14         * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
  15         on when known_vals needs to be computed; cleanup.
  16
  17 2012-01-08  Jan Hubicka  <jh@suse.cz>
  18
  19         PR tree-optimize/51694
  20         * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
  21
  22 2012-01-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
  23
  24         * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
  25         for -std=c++98 and -std=c++11 too.
  26
  27 2012-01-08  Chung-Lin Tang  <cltang@codesourcery.com>
  28
  29         * cfgloop.c (cancel_loop): Add free() of bbs array.
  30
  31 2012-01-07  Jan Hubicka  <jh@suse.cz>
  32
  33         PR tree-optimization/51600
  34         * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
  35         that benefits small functions.
  36
  37 2012-01-07  Jan Hubicka  <jh@suse.cz>
  38
  39         * ipa-inline.c (want_inline_small_function_p): Fix formating.
  40
  41 2012-01-07  Jan Hubicka  <jh@suse.cz>
  42
  43         PR tree-optimization/51680
  44         * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
  45         whose inlining reduce unit size.
  46
  47 2012-01-07  Alexandre Oliva  <aoliva@redhat.com>
  48
  49         PR bootstrap/51725
  50         * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
  51         Add canonical node to containing_mem chain after the non-canonical
  52         one, even if there weren't any locs to propagate.
  53         (remove_useless_values): Keep only canonical values.
  54         (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
  55         (cselib_invalidate_mem): Likewise.  Ensure v is canonical, and
  56         canonicalize mem_chain elements that are not discarded.
  57
  58 2012-01-06  Jakub Jelinek  <jakub@redhat.com>
  59
  60         PR target/47333
  61         * cgraphunit.c (cgraph_optimize): Call output_weakrefs
  62         before emitting functions.
  63
  64         PR gcov-profile/50127
  65         * bb-reorder.c (partition_hot_cold_basic_blocks): Call
  66         clear_aux_for_blocks.
  67
  68 2012-01-06  Alexandre Oliva  <aoliva@redhat.com>
  69
  70         PR debug/51746
  71         * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
  72
  73 2012-01-06  Arnaud Charlet  <charlet@adacore.com>
  74
  75         * c-decl.c (ext_block): Moved up.
  76         (collect_all_refs, for_each_global_decl): Take ext_block into account.
  77
  78 2012-01-06  Han Shen  <shenhan@google.com>
  79
  80         Translate built-in include paths for sysroot.
  81         * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
  82         (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
  83
  84         * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
  85         GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
  86
  87         * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
  88         control whether sysroot should be prepended to gxx include dir.
  89
  90         * configure: Regenerate.
  91
  92 2012-01-06  Torvald Riegel  <triegel@redhat.com>
  93
  94         PR rtl-optimization/51771
  95         * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST):
  96         New.
  97         * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
  98
  99 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 100
 101         PR tree-optimization/51315
 102         * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
 103         (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
 104
 105 2012-01-05  Uros Bizjak  <ubizjak@gmail.com>
 106
 107         PR target/51681
 108         * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
 109         for shrp pattern.  Correctly handle and fixup shift variable.
 110         Return false when shift > nelt for BYTES_BIG_ENDIAN target.
 111
 112 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
 113
 114         PR debug/51762
 115         * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
 116         note when !ACCUMULATE_OUTGOING_ARGS.
 117
 118 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 119
 120         * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
 121         condition.
 122         (extract_range_from_unary_expr_1): Avoid useless computations.
 123
 124 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
 125
 126         PR rtl-optimization/51767
 127         * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
 128         of jump_block and add an extra edge for degenerated asm gotos.
 129
 130         PR middle-end/51768
 131         * stmt.c (check_unique_operand_names): Don't ICE during error
 132         reporting if i is from labels chain.
 133
 134         PR middle-end/44777
 135         * profile.c (branch_prob): Split bbs that have exit edge
 136         and need a fake entry edge too.
 137
 138 2012-01-05  Jan Hubicka  <jh@suse.cz>
 139
 140         PR middle-end/49710
 141         * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
 142         unlooping loops.
 143
 144 2012-01-05  Richard Guenther  <rguenther@suse.de>
 145
 146         PR lto/50490
 147         * tree-streamer-out.c (write_ts_optimization): New function.
 148         (streamer_write_tree_body): Call it.
 149         * tree-streamer-in.c (lto_input_ts_optimization): New function.
 150         (streamer_read_tree_body): Call it.
 151         * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
 152
 153 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
 154
 155         PR middle-end/51761
 156         * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
 157         * gimplify.c (gimplify_cleanup_point_expr): Save and set
 158         in_cleanup_point_expr before gimplify_stmt call and restore it
 159         afterwards.
 160         (gimplify_target_expr): Don't add {CLOBBER} cleanup if
 161         in_cleanup_point_expr is false.
 162
 163 2012-01-05  Richard Guenther  <rguenther@suse.de>
 164
 165         PR middle-end/51764
 166         * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
 167         to c.opt.
 168         * toplev.c (process_options): Reject combining mudflap and LTO.
 169         * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
 170
 171 2012-01-05  Richard Guenther  <rguenther@suse.de>
 172
 173         PR tree-optimization/51760
 174         * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
 175         not VARYING.
 176         (bit_value_unop): Handle UNDEFINED operands.
 177         (bit_value_binop): Likewise.
 178
 179 2012-01-05  Georg-Johann Lay  <avr@gjlay.de>
 180
 181         * config/avr/avr.c (avr_replace_prefix): Remove.
 182         (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
 183         (avr_asm_function_rodata_section): Ditto.
 184         (avr_asm_select_section): Ditto.
 185
 186 2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 187
 188         * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
 189         insertion.
 190
 191 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
 192
 193         PR bootstrap/51648
 194         * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
 195         calls that have any non-fake successor edges.
 196
 197         PR debug/51746
 198         * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
 199
 200 2012-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 201
 202         PR tree-optimization/51624
 203         * tree-sra.c (build_ref_for_model): When replicating a chain of
 204         COMPONENT_REFs, stop as soon as the offset would become negative.
 205
 206 2012-01-04  Jakub Jelinek  <jakub@redhat.com>
 207
 208         PR debug/51695
 209         * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
 210         in .debug_loc on the floor.
 211
 212 2012-01-04  Andrew Pinski  <apinski@cavium.com>
 213
 214         * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
 215
 216 2012-01-04  Andrew Pinski  <apinski@cavium.com>
 217             Adam Nemet  <anemet@caviumnetworks.com>
 218
 219         * config/mips/mips.md (size): Add SI and DI.
 220         (SIZE): New mode attribute.
 221         (U): New code attribute.
 222         * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
 223         (mips_lbux_<mode>): Delete.
 224         (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
 225         (mips_lhx): Use gen_mips_lhx_extsi.
 226         (mips_lhx_<mode>): Delete.
 227         (mips_lwx): Delete.
 228         (mips_l<size>x): New expand.
 229         (mips_lwx_<mode>): Delete.
 230         (mips_l<GPR:size>x_<P:mode>): New pattern.
 231         (*mips_lw<u>x_<P:mode>_ext): Likewise.
 232         * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
 233         * config/mips/mips.c (mips_lx_address_p): New function.
 234         (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
 235         (dsp64): New availability predicate.
 236         (mips_builtins): Add an entry for __builtin_mips_ldx.
 237         * config/mips/mips.h (ISA_HAS_LBX): New define.
 238         (ISA_HAS_LBUX): Likewise.
 239         (ISA_HAS_LHX): Likewise.
 240         (ISA_HAS_LHUX): Likewise.
 241         (ISA_HAS_LWX): Likewise.
 242         (ISA_HAS_LWUX): Likewise.
 243         (ISA_HAS_LDX): Likewise.
 244         * doc/extend.texi (__builtin_mips_ldx): Document.
 245
 246 2012-01-04  Tristan Gingold  <gingold@adacore.com>
 247
 248         * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
 249         when long pointers are used.
 250         * config.build (*-*-*vms*): Handle all OpenVMS targets.
 251         (alpha64-dec-*vms*, alpha*-dec-*vms*)
 252         (ia64-hp-*vms*): Remove.
 253         * config/vms/xm-vms64.h: Delete.
 254
 255 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
 256
 257         PR middle-end/51472
 258         * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
 259
 260 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
 261
 262         * opts.c (finish_options): Remove duplicate sorry.
 263
 264 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
 265
 266         PR middle-end/51696
 267         * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
 268         correctly.
 269
 270 2012-01-04  Richard Guenther  <rguenther@suse.de>
 271
 272         PR middle-end/51750
 273         * tree.c (size_low_cst): New function.
 274         * tree.h (size_low_cst): Declare.
 275         * fold-const.c (fold_comparison): Use it to extract the low
 276         part of the POINTER_PLUS_EXPR offset.
 277
 278 2012-01-04  Georg-Johann Lay  <avr@gjlay.de>
 279
 280         Fix clearing ZERO_REG
 281         * config/avr/avr.md (cc): Add alternative "ldi".
 282         (movqi_insn): Use it in cc attribute.
 283         * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
 284         (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
 285         (output_reload_insisf): Use ZERO_REG to pre-clear register.
 286
 287 2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 288
 289         * configure: Regenerate.
 290
 291 2012-01-04  Richard Guenther  <rguenther@suse.de>
 292
 293         PR tree-optimization/49651
 294         * tree-ssa-structalias.c (type_can_have_subvars): New function.
 295         (var_can_have_subvars): Use it.
 296         (get_constraint_for_1): Only consider subfields if there can be any.
 297
 298 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
 299
 300         PR bootstrap/51725
 301         * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
 302         to its new canonical_cselib_val and the cselib_val was in
 303         first_containing_mem chain, but the canonical_cselib_val was not,
 304         add the latter into the chain.
 305         (cselib_invalidate_mem): Compare canonical_cselib_val of
 306         addr_list chain elt with v.
 307
 308         PR pch/51722
 309         * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
 310         dwarf2out_undef): Allocate e.info using ggc_strdup instead
 311         of xstrdup.
 312         (output_macinfo_op): Don't ggc_strdup fd->filename.
 313         (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
 314         then ggc_strdup it.  Don't free inc->info or cur->info.
 315         (output_macinfo): Don't free ref->info or file->info.
 316
 317 2012-01-03  Ira Rosen  <irar@il.ibm.com>
 318
 319         PR tree-optimization/51269
 320         * tree-vect-loop-manip.c (set_prologue_iterations): Make
 321         first_niters a pointer.
 322         (slpeel_tree_peel_loop_to_edge): Likewise.
 323         (vect_do_peeling_for_loop_bound): Update call to
 324         slpeel_tree_peel_loop_to_edge.
 325         (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
 326         here.  Remove it from the parameters list.
 327         (vect_do_peeling_for_alignment): Update calls and compute
 328         wide_prolog_niters.
 329
 330 2012-01-03  Richard Guenther  <rguenther@suse.de>
 331
 332         PR tree-optimization/51070
 333         * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
 334         Properly handle calls.
 335
 336 2012-01-03  Richard Guenther  <rguenther@suse.de>
 337
 338         PR tree-optimization/51692
 339         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
 340         the LHS of allocation stmts.
 341
 342 2012-01-03  Olivier Hainque  <hainque@adacore.com>
 343
 344         * system.h: Prior to #define, #undef fopen and freopen unconditionally.
 345
 346 2012-01-03  Olivier Hainque  <hainque@adacore.com>
 347
 348         * collect2.c (main): In AIX specific computations for vector
 349         insertions, use CONST_CAST2 to cast from char ** to const char **.
 350
 351 2012-01-03  Richard Guenther  <rguenther@suse.de>
 352
 353         PR debug/51650
 354         * dwarf2out.c (dwarf2out_finish): Always create a DIE for
 355         the context of a limbo DIE when it does not already exist.
 356
 357 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
 358
 359         PR tree-optimization/51719
 360         * value-prof.c (gimple_ic): When indirect call isn't noreturn,
 361         but direct call is, clear direct call's lhs and don't add fallthrough
 362         edge from dcall_bb to join_bb and PHIs.
 363
 364 2012-01-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 365
 366         * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
 367         the instructions emitted by the pattern.
 368         ("*TDC_insn_<mode>"): Add comment.
 369
 370 2012-01-03  Richard Guenther  <rguenther@suse.de>
 371
 372         PR middle-end/51730
 373         * fold-const.c (fold_comparison): Properly canonicalize
 374         tree offset and HOST_WIDE_INT bit position.
 375
 376 2012-01-02  Uros Bizjak  <ubizjak@gmail.com>
 377
 378         * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
 379         operands for extzv pattern.
 380
 381 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
 382
 383         PR bootstrap/51725
 384         * cselib.c (add_mem_for_addr): Call canonical_cselib_val
 385         on mem_elt first.
 386
 387 2012-01-02  Sandra Loosemore  <sandra@codesourcery.com>
 388
 389         * doc/invoke.texi (-flto and related options): Copy-edit.
 390
 391 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 392
 393         * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
 394
 395 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
 396
 397         * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
 398         New patterns.
 399
 400 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 401
 402         * expr.h (move_by_pieces_ninsns): Declare.
 403         * expr.c (move_by_pieces_ninsns): Make external.
 404         * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
 405         (mips_store_by_pieces_p): Likewise.
 406         * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
 407         (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
 408         * config/mips/mips.c (mips_move_by_pieces_p): New function.
 409         (mips_store_by_pieces_p): Likewise.
 410
 411 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
 412
 413         * passes.c (register_one_dump_file): Free full_name.
 414
 415         * reload1.c (reload): Don't allocate reg_max_ref_width here.
 416         (calculate_elim_costs_all_insns): Free offsets_at and
 417         offsets_known_at at the end and clear the pointers.
 418
 419 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
 420
 421         * config/avr/avr.opt (-mbranch-cost): Fix double definition of
 422         this option introduced in r180739.
 423
 424 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
 425
 426         PR target/51345
 427         * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
 428         (tmake_file target=avr): Add avr/t-multilib.
 429
 430         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
 431         to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
 432         * config/avr/genmultilib.awk: New file.
 433         * config/avr/t-multilib: New auto-generated file.
 434         * config/avr/multilib.h: New auto-generated file.
 435         * config/avr/t-avr (AVR_MCUS): New variable.
 436         (genopt.sh): Use it.
 437         (s-mlib): Depend on t-multilib.
 438         (t-multilib, multilib.h): New dependencies.
 439         (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
 440         (MULTILIB_OPTIONS): Remove.
 441         (MULTILIB_MATCHES): Remove.
 442         (MULTILIB_DIRNAMES): Remove.
 443         (MULTILIB_EXCEPTIONS): Remove:
 444         * config/avr/genopt.sh: Don't use hard coded file name;
 445         pass AVR_MCUS from t-avr instead.
 446
 447 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
 448
 449         * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
 450
 451 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
 452
 453         Implement light-weight DImode support.
 454         * config/avr/avr-dimode.md: New file.
 455         * config/avr/avr.md: Include it.
 456         (adjust_len): Add plus64, compare64.
 457         (HIDI): Remove code iterator.
 458         (code_stdname): New code attribute.
 459         (rotx, rotsmode): Remove DI.
 460         (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
 461         as code iterator.
 462         * config/avr/avr-protos.h (avr_have_dimode): New.
 463         (avr_out_plus64, avr_out_compare64): New.
 464         * config/avr/avr.c (avr_out_compare): Handle DImode.
 465         (avr_have_dimode): New variable definition and initialization.
 466         (avr_out_compare64, avr_out_plus64): New functions.
 467         (avr_out_plus_1): Use simplify_unary_operation to negate xval.
 468         (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
 469         (avr_compare_pattern): Skip DImode comparisons.
 470
 471 2012-01-02  Revital Eres  <revital.eres@linaro.org>
 472
 473         * ddg.c (def_has_ccmode_p): New function.
 474         (add_cross_iteration_register_deps,
 475         create_ddg_dep_from_intra_loop_link): Call it.
 476
 477 2012-01-02  Richard Guenther  <rguenther@suse.de>
 478
 479         PR other/51679
 480         * invoke.texi (fassociative-math): Remove spurious paranthesis.
 481
 482 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
 483
 484         * gcc.c (process_command): Update copyright notice dates.
 485         * gcov.c (print_version): Likewise.
 486         * gcov-dump.c (print_version): Likewise.
 487         * mips-tfile.c (main): Likewise.
 488         * mips-tdump.c (main): Likewise.
 489
 490 2012-01-01  Ira Rosen  <irar@il.ibm.com>
 491
 492         PR tree-optimization/51704
 493         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
 494         a use is inside the basic block or loop before accessing its vect info.
 495
 496 2012-01-01  Jan Hubicka  <jhjh@suse.cz>
 497
 498         PR rtl-optimization/51069
 499         * cfgloopmanip.c (remove_path): Removing path making irreducible
 500         region unconditional makes BB part of the region.
 501
 502 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
 503
 504         PR tree-optimization/51683
 505         * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
 506         calls with side-effects.
 507         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
 508 \f
 509 Copyright (C) 2012 Free Software Foundation, Inc.
 510
 511 Copying and distribution of this file, with or without modification,
 512 are permitted in any medium without royalty provided the copyright
 513 notice and this notice are preserved.