gcc/ChangeLog

   1 2013-02-04  Alexander Potapenko <glider@google.com>
   2             Jack Howarth  <howarth@bromo.med.uc.edu>
   3             Jakub Jelinek  <jakub@redhat.com>
   4
   5         PR sanitizer/55617
   6         * config/darwin.c (sort_ctor_records): Stabilized qsort
   7         on constructor priority by using original position.
   8         (finalize_ctors): New routine to sort constructors by
   9         priority before use in assemble_integer.
  10         (machopic_asm_out_constructor): Use finalize_ctors if needed.
  11
  12 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
  13
  14         PR libstdc++/54314
  15         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
  16         about visibility on artificial decls.
  17         * config/sol2.c (solaris_assemble_visibility): Likewise.
  18
  19 2013-02-04  Kai Tietz  <ktietz@redhat.com>
  20
  21         PR target/56186
  22         * config/i386/i386.c (function_value_ms_64): Add additional valtype
  23         argument and improve checking of return-argument types for 16-byte
  24         modes.
  25         (ix86_function_value_1): Add additional valtype argument on call
  26         of function_value_64.
  27         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
  28         handling infunction_value_64 function.
  29
  30 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
  31
  32         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
  33
  34 2013-02-04  Richard Biener  <rguenther@suse.de>
  35
  36         PR tree-optimization/56188
  37         * tree-ssa-structalias.c (label_visit): Consider case with
  38         initially non-empty points-to set.
  39         (perform_var_substitution): Dump node mapping and clean up.
  40
  41 2013-02-04  Richard Guenther  <rguenther@suse.de>
  42
  43         PR lto/56168
  44         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
  45         node prevail as last resort.
  46         (lto_symtab_merge_decls): Remove guard on LTRANS here.
  47         (lto_symtab_prevailing_decl): Builtins are their own prevailing
  48         decl.
  49
  50 2013-02-04  Richard Biener  <rguenther@suse.de>
  51
  52         PR tree-optimization/56113
  53         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
  54         Merge into ...
  55         (equiv_class_lookup_or_add): ... this.
  56         (label_visit): Adjust and fix error in previous patch.
  57         (perform_var_substitution): Adjust.
  58
  59 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
  60
  61         * config/sh/divtab.c: Fix formatting and comments throughout the file.
  62         * config/sh/sh4-300.md: Likewise.
  63         * config/sh/sh4a.md: Likewise.
  64         * config/sh/constraints.md: Likewise.
  65         * config/sh/sh.md: Likewise.
  66         * config/sh/netbsd-elf.h: Likewise.
  67         * config/sh/predicates.md: Likewise.
  68         * config/sh/sh-protos.h: Likewise.
  69         * config/sh/ushmedia.h: Likewise.
  70         * config/sh/linux.h: Likewise.
  71         * config/sh/sh.c: Likewise.
  72         * config/sh/superh.h: Likewise.
  73         * config/sh/elf.h: Likewise.
  74         * config/sh/sh4.md: Likewise.
  75         * config/sh/sh.h: Likewise.
  76
  77 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  78
  79         * config/pa/constraints.md: Adjust unused letters.  Change "T"
  80         constraint to match_test floating_point_store_memory_operand().
  81         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
  82         (base14_operand): New.
  83         (floating_point_store_memory_operand): New.
  84         (integer_store_memory_operand): Revise to use base14_operand and
  85         reg_plus_base_memory_operand.
  86         (move_dest_operand): Allow symbolic_memory_operands.
  87         (symbolic_memory_operand): Check for LO_SOM.
  88         (symbolic_operand): Change default case to break.
  89         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
  90         CONST_DOUBLE values to be reloaded by putting them into memory when
  91         the destination is a floating point register.
  92         (movdf): Remove code to handle CONST_DOUBLE.
  93         (movsf): Likewise.
  94         (reload_indf_r1): New.
  95         (reload_insf_r1): New.
  96         Consistently use "Q" and "T" constraints with integer and floating
  97         point move instructions, respectively.
  98         (movdi): Remove FAIL.
  99         Change predicate for source operand unamed DImode move from
 100         general_operand to move_src_operand.
 101         (umulsidi3): Change predicate for destination operand to
 102         register_operand.
 103         Likewise for similar unamed patterns.
 104         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
 105         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
 106         (hppa_legitimize_address): Simplify mask calculation.
 107         (pa_emit_move_sequence): Revised handling of secondary reloads from
 108         REG+D addresses for floating point loads and stores.  Directly handle
 109         loading CONST0_RTX (mode) to a floating point register.
 110         (pa_secondary_reload): Handle reloading DF and SFmode constant values
 111         to floating point registers.  Don't restrict secondary reloads to
 112         floating point registers to integer modes.  Revise some comments and
 113         cleanup some code.
 114         (TARGET_LEGITIMATE_ADDRESS_P): Define.
 115         (pa_legitimate_address_p): New.
 116         (pa_legitimize_reload_address): New.
 117         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
 118         (STRICT_REG_OK_FOR_BASE_P): New.
 119         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
 120         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
 121
 122 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
 123             Andrew Dixie  <andrewd@gentrack.com>
 124
 125         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
 126         flag set.
 127
 128 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
 129
 130         * expmed.c (extract_bit_field_1): Pass the full width of the
 131         structure to get_best_reg_extraction_insn.
 132
 133 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 134
 135         PR target/54601
 136         * configure.ac (use_cxa_atexit): Add AIX.
 137         * configure: Regenerate.
 138
 139         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
 140
 141 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
 142
 143         PR debug/54793
 144         * final.c (need_profile_function): New variable.
 145         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
 146         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
 147         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
 148         notes, targetm.asm_out.function_prologue doesn't emit anything,
 149         HAVE_prologue and profiler should be emitted before prologue,
 150         set need_profile_function instead of emitting it.
 151         (final_scan_insn): If need_profile_function, emit
 152         profile_function on the first NOTE_INSN_BASIC_BLOCK or
 153         NOTE_INSN_FUNCTION_BEG note.
 154
 155 2013-02-01  Richard Henderson  <rth@redhat.com>
 156
 157         * config/rs6000/rs6000.md (smulditi3): New.
 158         (umulditi3): New.
 159
 160         * config/alpha/alpha.md (umulditi3): New.
 161
 162 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 163
 164         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
 165         (ASM_OUTPUT_ALIGNED_LOCAL): New.
 166
 167 2013-02-01  Richard Biener  <rguenther@suse.de>
 168
 169         PR tree-optimization/56113
 170         * tree-ssa-structalias.c (label_visit): Reduce work for
 171         single-predecessor nodes.
 172
 173 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
 174
 175         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
 176         range isn't testing for zero.
 177
 178 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
 179
 180         PR middle-end/56113
 181         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
 182
 183 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
 184             Nick Clifton  <nickc@redhat.com>
 185
 186         * config/v850/constraints.md (Q): Define as a memory constraint.
 187         * config/v850/predicates.md (label_ref_operand): New predicate.
 188         (e3v5_shift_operand): New predicate.
 189         (ior_operator): New predicate.
 190         * config/v850/t-v850: Add e3v5 multilib.
 191         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
 192         (v850_gen_movdi): Prototype.
 193         * config/v850/v850.c: Add support for e3v5 architecture.
 194         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
 195         TARGET_V850E_UP.
 196         (construct_save_jarl): Add e3v5 long JARL support.
 197         (v850_adjust_insn_length): New function.  Adjust length of call
 198         insns when using e3v5 instructions.
 199         (v850_gen_movdi): New function: Generate instructions to move a
 200         DImode value.
 201         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
 202         (CPP_SPEC): Define __v850e3v5__ as appropriate.
 203         (TARGET_USE_FPU): Enable for e3v5.
 204         (CONST_OK_FOR_W): New macro.
 205         (ADJUST_INSN_LENGTH): Define.
 206         * config/v850/v850.md (UNSPEC_LOOP): Define.
 207         (attr cpu): Add v850e3v5.
 208         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
 209         (movdi): New pattern.
 210         (movdi_internal): New pattern.
 211         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
 212         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
 213         (cstoresf4): Likewise.
 214         (cstoredf4): Likewise.
 215         (insv): New pattern.
 216         (rotlso3_a): New pattern.
 217         (rotlsi3_b): New pattern
 218         (rotlsi3_v850e3v5): New pattern.
 219         (doloop_begin): New pattern.
 220         (fix_loop_counter): New pattern.
 221         (doloop_end): New pattern.
 222         (branch_normal): Add e3v5 long branch support.
 223         (branch_invert): Likewise.
 224         (branch_z_normal): Likewise.
 225         (branch_z_invert): Likewise.
 226         (branch_nz_normal): Likewise.
 227         (branch_nz_invert): Likewise.
 228         (call_internal_short): Add e3v5 register-indirect JARL support.
 229         (call_internal_long): Likewise.
 230         (call_value_internal_short): Likewise.
 231         (call_value_internal_long): Likewise.
 232         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
 233         (mloop): New option.
 234         * config.gcc: Add support for configuring v840e3v5 target.
 235         * doc/invoke.texi: Document new v850 specific command line
 236         options.
 237
 238 2013-01-31  Paul Koning  <ni1d@arrl.net>
 239
 240         PR debug/55059
 241         PR debug/54508
 242         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
 243         children if parent is a class.
 244         (prune_unused_types_prune): Don't add DW_AT_declaration.
 245
 246 2013-01-31  Richard Biener  <rguenther@suse.de>
 247
 248         PR tree-optimization/56157
 249         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
 250         match up operand with SLP child.
 251
 252 2013-01-31  Jason Merrill  <jason@redhat.com>
 253
 254         PR debug/54410
 255         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
 256         parameters the first time.
 257         (gen_scheduled_generic_parms_dies): Check completeness here.
 258
 259 2013-01-31  Richard Biener  <rguenther@suse.de>
 260
 261         PR middle-end/53073
 262         * common.opt (faggressive-loop-optimizations): New flag,
 263         enabled by default.
 264         * doc/invoke.texi (faggressive-loop-optimizations): Document.
 265         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
 266         infer_loop_bounds_from_undefined by it.
 267
 268 2013-01-31  Richard Biener  <rguenther@suse.de>
 269
 270         PR tree-optimization/56150
 271         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
 272         visit virtual operands.
 273         (find_uses_to_rename_bb): Likewise.
 274
 275 2013-01-31  Richard Biener  <rguenther@suse.de>
 276
 277         PR tree-optimization/56150
 278         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
 279         mixed store non-store stmts.
 280
 281 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
 282
 283         PR sanitizer/55374
 284         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
 285         LIBASAN_EARLY_SPEC is defined.
 286         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
 287         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
 288         before %o.
 289         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
 290
 291         PR c++/55742
 292         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
 293         invalid args instead of ICEing on it.
 294         (ix86_valid_target_attribute_tree): Return error_mark_node if
 295         ix86_valid_target_attribute_inner_p failed.
 296         (ix86_valid_target_attribute_p): Return false only if
 297         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
 298         target("default") attribute.
 299         (sorted_attr_string): Change argument from const char * to tree,
 300         merge in all target attribute arguments rather than just one.
 301         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
 302         instead of free.  Avoid using strcat.
 303         (ix86_mangle_function_version_assembler_name): Mangle
 304         target("default") as if no target attribute is present.  Adjust
 305         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
 306         instead of xmalloc and XDELETEVEC instead of free.
 307         (ix86_function_versions): Don't return true if one of the decls
 308         doesn't have target attribute.  If they don't and one of the decls
 309         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
 310         sorted_attr_string caller.  Use XDELETEVEC instead of free.
 311         (ix86_supports_function_versions): Remove.
 312         (make_name): Fix up formatting.
 313         (make_dispatcher_decl): Remove resolver_name and its initialization.
 314         Avoid leaking memory.
 315         (is_function_default_version): Return true if there is
 316         target("default") attribute rather than no target attribute at all.
 317         (make_resolver_func): Avoid leaking memory.
 318         (ix86_generate_version_dispatcher_body): Likewise.
 319         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
 320         * target.def (supports_function_versions): Remove.
 321         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
 322         * doc/tm.texi: Regenerated.
 323
 324 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
 325
 326         PR rtl-optimization/56144
 327         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
 328         for values with side effects.
 329
 330 2013-01-30  Richard Biener  <rguenther@suse.de>
 331
 332         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
 333         (sparseset_pop): Likewise.
 334         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
 335         to be able to use quick_push in the worker loop.
 336
 337 2013-01-30  Marek Polacek  <polacek@redhat.com>
 338
 339         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
 340
 341 2013-01-30  Richard Biener  <rguenther@suse.de>
 342
 343         PR lto/56147
 344         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN
 345         check.
 346
 347 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
 348
 349         PR tree-optimization/56064
 350         * fixed-value.c (fixed_from_double_int): New function.
 351         * fixed-value.h (fixed_from_double_int): New prototype.
 352         (const_fixed_from_double_int): New static inline function.
 353         * fold-const.c (native_interpret_fixed): New static function.
 354         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
 355         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
 356         (native_encode_fixed): New static function.
 357         (native_encode_expr) <FIXED_CST>: Use it.
 358         (native_interpret_int): Move double_int worker code to...
 359         * double-int.c (double_int::from_buffer): ...this new static method.
 360         * double-int.h (double_int::from_buffer): Prototype it.
 361
 362 2013-01-30  Richard Biener  <rguenther@suse.de>
 363
 364         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
 365         New pointer-map and obstack.
 366         (init_alias_vars): Allocate pointer-map and obstack.
 367         (delete_points_to_sets): Free them.
 368         (find_what_var_points_to): Cache result.
 369         (find_what_p_points_to): Adjust for changed interface of
 370         find_what_var_points_to.
 371         (compute_points_to_sets): Likewise.
 372         (ipa_pta_execute): Likewise.
 373
 374 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 375
 376         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
 377         * configure: Regenerate.
 378         * config.in: Regenerate.
 379         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
 380         #nobits/#progbits if supported.
 381
 382 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
 383
 384         PR target/56121
 385         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
 386         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
 387         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
 388
 389 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 390
 391         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
 392         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
 393
 394 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 395
 396         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
 397         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
 398
 399 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 400
 401         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
 402         declaration.
 403         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
 404         * config/arm/cortex-a7.md: New bypasses using
 405         arm_mac_accumulator_is_result.
 406
 407 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 408
 409         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
 410         (cortex_a7_neon_mla): Likewise.
 411         (cortex_a7_fpfmad): New reservation.
 412         (cortex_a7_fpmacs): Use ffmas and update required units.
 413         (cortex_a7_fpmuld): Update required units and latency.
 414         (cortex_a7_fpmacd): Likewise.
 415         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
 416         (cortex_a7_neon). Likewise.
 417         (bypass) Update participating units.
 418
 419 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 420
 421         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
 422         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
 423         from fmac to ffma.
 424         * config/arm/vfp11.md (vfp_farith): Use ffmas.
 425         (vfp_fmul): Use ffmad.
 426         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
 427         (cortex_r4_fmacd): Use ffmad.
 428         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
 429         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
 430         (cortex_a9_fmacd): Use ffmad.
 431         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
 432         (cortex_a8_vfp_macd): Use ffmad.
 433         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
 434         (cortex_a5_fpmacd): Use ffmad.
 435         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
 436         (cortex_a15_vfp_macd): Use ffmad.
 437         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
 438
 439 2013-01-29  Jason Merrill  <jason@redhat.com>
 440
 441         PR libstdc++/54314
 442         * varasm.c (default_assemble_visibility): Don't warn about
 443         visibility on artificial decls.
 444
 445 2013-01-29  Richard Biener  <rguenther@suse.de>
 446
 447         PR tree-optimization/56113
 448         * tree-ssa-structalias.c (equiv_class_lookup): Also return
 449         the bitmap leader.
 450         (label_visit): Free duplicate bitmaps and record the leader instead.
 451         (perform_var_substitution): Adjust.
 452
 453 2013-01-29  Richard Biener  <rguenther@suse.de>
 454
 455         PR tree-optimization/55270
 456         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
 457         the CFG, schedule loops for fixup.
 458
 459 2013-01-29  Nick Clifton  <nickc@redhat.com>
 460
 461         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
 462         SP_REG.
 463
 464 2013-01-28  Leif Ekblad  <leif@rdos.net>
 465
 466         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
 467         * config/i386/i386.h (TARGET_RDOS): New macro.
 468         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
 469         * config/i386/i386.c (ix86_option_override_internal): For 64bit
 470         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
 471         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
 472         DEFAULT_LARGE_SECTION_THRESHOLD.
 473         * config/i386/i386.md (R14_REG, R15_REG): New constants.
 474         * config/i386/rdos.h: New file.
 475         * config/i386/rdos64.h: New file.
 476
 477 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
 478
 479         PR other/54814
 480         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
 481         TEST_HARD_REG_BIT.
 482
 483 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 484
 485         PR rtl-optimization/56117
 486         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
 487         call cselib_lookup_from_insn on the MEM before calling
 488         add_insn_mem_dependence.
 489
 490 2013-01-28  Richard Biener  <rguenther@suse.de>
 491
 492         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
 493         to a stmt that didn't have one.
 494         (copy_phis_for_bb): Likewise for PHI arguments.
 495         (copy_debug_stmt): Likewise for debug stmts.
 496
 497 2013-01-28  Richard Biener  <rguenther@suse.de>
 498
 499         PR tree-optimization/56034
 500         * tree-loop-distribution.c (enum partition_kind): Add
 501         PKIND_REDUCTION.
 502         (partition_builtin_p): Adjust.
 503         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
 504         it is the last partition.
 505         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
 506         up the vertex for the definition.
 507         (classify_partition): Classify whether a partition is a
 508         PKIND_REDUCTION, thus has uses outside of the loop.
 509         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
 510         Merge all PKIND_REDUCTION partitions into the last partition.
 511         (tree_loop_distribution): Seed partitions from reductions as well.
 512
 513 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 514
 515         PR tree-optimization/56125
 516         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
 517         pow(x,c) into sqrt(x) * powi(x, n/2) or
 518         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
 519         optimizing for size.
 520         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
 521         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
 522         integer.
 523
 524         PR tree-optimization/56094
 525         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
 526         to UNKNOWN_LOCATION while gimplifying expr.
 527
 528 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
 529
 530         PR target/56114
 531         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
 532         operand 0 in movabs insn template for -masm=intel asm alternative.
 533         (*movabs<mode>_2): Ditto for operand 1.
 534
 535 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
 536
 537         PR target/54663
 538         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
 539         of microblaze-c.o
 540
 541 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 542
 543         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
 544         tm_file.
 545
 546 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 547
 548         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
 549         Undef to avoid warning.
 550
 551 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 552
 553         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
 554         * configure: Regenerate.
 555
 556 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
 557
 558         PR tree-optimization/56098
 559         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
 560         for stmts with volatile ops.
 561         (cond_store_replacement): Don't optimize if assign has volatile ops.
 562         (cond_if_else_store_replacement_1): Don't optimize if either
 563         then_assign or else_assign have volatile ops.
 564         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
 565         volatile ops.
 566
 567 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 568
 569         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
 570
 571 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 572
 573         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
 574         missing ':' in asm example.
 575
 576 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
 577
 578         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
 579         entries into lane and laneq entries.
 580         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
 581         Remove AdvSIMD scalar modes.
 582         (aarch64_sq<r>dmulh_laneq<mode>): New.
 583         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
 584         modes.
 585         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
 586         builtin implementations to relfect changes in RTL in aarch64-simd.md.
 587         * config/aarch64/iterators.md (VCOND): New.
 588         (VCONQ): New.
 589
 590 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 591
 592         PR target/54222
 593         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
 594         Add NULL LIBNAME argument to existing definitions.
 595         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
 596         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
 597         * config/avr/avr.c (DEF_BUILTIN): Same.
 598         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
 599         (avr_expand_builtin): Expand to a vanilla call if a libgcc
 600         implementation is available (DECL_ASSEMBLER_NAME is set).
 601         (avr_fold_absfx): New static function.
 602         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
 603         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
 604         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
 605         AVR_BUILTIN_ABSLLK.
 606         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
 607         (abshk, absk, abslk, absllk): Provide as static inline functions.
 608
 609 2013-01-25  Marek Polacek  <polacek@redhat.com>
 610
 611         PR tree-optimization/56035
 612         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
 613
 614 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 615
 616         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
 617         (*movtf_internal_rex64): Add (!o,C) alternative
 618         (*movxf_internal_rex64): Ditto.
 619         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
 620
 621 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
 622
 623         * doc/invoke.texi: fix typo.
 624         * doc/objc.texi: fix typo.
 625
 626 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
 627
 628         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
 629         for the first two alternatives.
 630
 631 2013-01-24  Diego Novillo  <dnovillo@google.com>
 632
 633         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
 634         (ggc-zone.o): Remove.
 635         * configure.ac: Remove option --with-gc.
 636         * configure: Re-generate.
 637         * doc/install.texi: Remove documentation for --with-gc.
 638         * gengtype.c (write_enum_defn): Remove.  Update all users.
 639         (write_Types_process_field): Remove generation of gt_e_* argument.
 640         (output_type_enum): Remove.  Update all users.
 641         (write_enum_defn): Remove.  Update all users.
 642         (enum alloc_zone): Remove.  Update all users.
 643         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
 644         * ggc-common.c (ggc_splay_alloc): Remove first argument.
 645         Update all callers.
 646         (struct ptr_data): Remove field TYPE.  Update all users.
 647         (gt_pch_note_object): Remove argument TYPE.  Update all users.
 648         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
 649         Update all users.
 650         * ggc-none.c (ggc_alloc_typed_stat): Remove.
 651         (struct alloc_zone): Remove.
 652         (ggc_internal_alloc_zone_stat): Remove.
 653         (ggc_internal_cleared_alloc_zone_stat): Remove.
 654         * ggc-page.c (ggc_alloc_typed_stat): Remove.
 655         (ggc_pch_count_object): Remove last argument.  Update all users.
 656         (ggc_pch_alloc_object): Remove last argument.  Update all users.
 657         (struct alloc_zone): Remove.
 658         * ggc-zone.c: Remove.
 659         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
 660         (struct alloc_zone): Remove.
 661         (ggc_alloc_typed_stat): Remove.
 662         (ggc_alloc_typed): Remove.
 663         (ggc_splay_alloc): Remove first argument.
 664         (rtl_zone): Remove.  Update all users.
 665         (tree_zone): Remove.  Update all users.
 666         (tree_id_zone): Remove.  Update all users.
 667         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
 668         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
 669         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
 670         * tree-ssanames.c: Remove references to zone allocator in comments.
 671
 672 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
 673
 674         * config/avr/avr.c (avr_out_fract): Make register numbers that
 675         might be outside of source operand signed.
 676
 677 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
 678
 679         * config/i386/constraints.md (Yf): New constraint.
 680         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
 681         of f constraint to conditionaly disable x87 register preferences.
 682         (*movdf_internal): Ditto.
 683         (*movsf_internal): Ditto.
 684
 685 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
 686
 687         PR inline-asm/55934
 688         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
 689         that have operands with impossible constraints.
 690         Add a FIXME for a speed-up opportunity.
 691         * lra-constraints.c (process_alt_operands): Verify that a class
 692         selected from constraints on asms is valid for the operand mode.
 693         (curr_insn_transform): Remove incorrect comment.
 694
 695 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
 696
 697         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
 698         TOC operand is a valid symbol ref in the constant pool.
 699
 700 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 701
 702         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
 703
 704 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
 705
 706         PR target/54222
 707         * config/avr/stdfix.h: New file.
 708         * t-avr (stdfix-gcc.h): New rule to build it.
 709         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
 710
 711 2013-01-23  Kostya Serebryany  <kcc@google.com>
 712
 713         * config/darwin.h: remove dependency on
 714         CoreFoundation (asan on Mac OS).
 715
 716 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
 717
 718         PR target/49069
 719         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
 720         instead of cmpdi_operand for first comparison operand.
 721         Don't assert that comparison operands aren't both constants.
 722
 723 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 724
 725         * doc/install.texi (Downloading the Source): Update references to
 726         downloading separate components.
 727
 728 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 729
 730         * doc/extend.texi (__int128): Improve grammar.
 731
 732 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
 733
 734         PR target/56028
 735         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
 736         alternative to (o,r).
 737         (*movdi_internal_rex64): Remove (!o,n) alternative.
 738         (DImode immediate->memory splitter): Remove.
 739         (DImode immediate->memory peephole2): Remove.
 740         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
 741         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
 742         alternative to (!o,*r).
 743         (*movtf_internal_sse): New pattern.
 744         (*movxf_internal_rex64): New pattern.
 745         (*movxf_internal): Disable for TARGET_64BIT.
 746         (*movdf_internal_rex64): Remove (!o,F) alternative.
 747
 748 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 749
 750         PR middle-end/56074
 751         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
 752         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
 753         * tree-vect-loop-manip.c (find_loop_location): Also ignore
 754         stmt locations where LOCATION_LOCUS of the stmt location is
 755         UNKNOWN_LOCATION or BUILTINS_LOCATION.
 756
 757         PR target/55686
 758         * config/i386/i386.md (UNSPEC_STOS): New.
 759         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
 760         *strsetqi_1): Add UNSPEC_STOS.
 761
 762 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
 763
 764         PR c++/56067
 765         * doc/invoke.texi: Remove left over -Wsynth example.
 766
 767 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 768
 769         PR tree-optimization/56051
 770         * fold-const.c (fold_binary_loc): Don't fold
 771         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
 772         a narrowing conversion, or widening conversion from signed
 773         to unsigned.
 774
 775 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 776
 777         PR rtl-optimization/56023
 778         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
 779         dependent on debug instruction.
 780
 781 2013-01-21  Martin Jambor  <mjambor@suse.cz>
 782
 783         PR middle-end/56022
 784         * function.c (allocate_struct_function): Call
 785         invoke_set_current_function_hook earlier.
 786
 787 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 788
 789         * reload1.c (init_reload): Only initialize reload_obstack
 790         during the first call.
 791
 792 2013-01-21  Marek Polacek  <polacek@redhat.com>
 793
 794         * cfgloop.c (verify_loop_structure): Fix up grammar.
 795
 796 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
 797
 798         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
 799         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
 800
 801 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 802
 803         PR target/56058
 804         * config/arm/marvell-pj4.md: Update copyright year.
 805         Fix up use of alu to alu_reg and simple_alu_imm.
 806
 807 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 808
 809         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
 810
 811 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
 812
 813         PR target/55433
 814         * lra-constraints.c (curr_insn_transform): Don't reuse original
 815         insn for secondary memory move when memory mode should be different.
 816
 817 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 818
 819         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
 820         atomic_storedi_1): New patterns.
 821
 822 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 823
 824         btver2 pipeline descriptions.
 825         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
 826         descriptions.
 827         * config/i386/i386.md (btver2_decode): New type attributes.
 828         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
 829         type attributes.
 830         * config/i386/btver2.md: New file describing btver2 pipelines.
 831
 832 2013-01-19  Andrew Pinski  <apinski@cavium.com>
 833
 834         PR tree-optimization/52631
 835         * tree-ssa-sccvn (visit_use): Before looking up the original
 836         statement, try looking up the simplified expression.
 837
 838 2013-01-19  Anthony Green  <green@moxielogic.com>
 839
 840         * config/moxie/moxie.c (moxie_expand_prologue): Set
 841         current_function_static_stack_size.
 842
 843 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 844
 845         PR tree-optimization/56029
 846         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
 847         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
 848
 849 2013-01-18  Sharad Singhai  <singhai@google.com>
 850
 851         PR tree-optimization/55995
 852         * dumpfile.c (dump_loc): Print location only if available.
 853         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
 854
 855 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
 856
 857         PR target/55433
 858         * lra-constraints.c (curr_insn_transform): Reuse original insn for
 859         secondary memory move.
 860         (inherit_reload_reg): Use rclass instead of cl for
 861         check_secondary_memory_needed_p.
 862
 863 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 864
 865         PR middle-end/56015
 866         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
 867         the case where writing real complex part of target modifies op1.
 868
 869 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
 870
 871         * config/aarch64/aarch64-simd.md
 872         (aarch64_vcond_internal<mode>): Handle unordered cases.
 873         * config/aarch64/iterators.md (v_cmp_result): New.
 874
 875 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
 876             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 877
 878         * config/arm/marvell-pj4.md: New file.
 879         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
 880         * config/arm/arm.md (generic_sched): Add marvell_pj4.
 881         (generic_vfp): Likewise.
 882         * config/arm/arm-cores.def: Add marvell-pj4.
 883         * config/arm/arm-tune.md: Regenerate.
 884         * config/arm/arm-tables.opt: Regenerate.
 885         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
 886         * doc/invoke.texi: Document marvell-pj4.
 887
 888 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
 889
 890         * config/aarch64/arm_neon.h: Map scalar types to standard types.
 891
 892 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 893
 894         PR debug/54114
 895         PR debug/54402
 896         PR debug/49888
 897         * var-tracking.c (negative_power_of_two_p): New.
 898         (global_get_addr_cache, local_get_addr_cache): New.
 899         (get_addr_from_global_cache, get_addr_from_local_cache): New.
 900         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
 901         heading comment.
 902         (vt_stack_offset_p): Remove.
 903         (vt_canon_true_dep): Always canonicalize loc's address.
 904         (clobber_overlapping_mems): Make sure we have a MEM.
 905         (local_get_addr_clear_given_value): New.
 906         (val_reset): Clear local cached entries.
 907         (compute_bb_dataflow): Create and release the local cache.
 908         Disable duplicate MEMs clobbering.
 909         (emit_notes_in_bb): Clobber MEMs likewise.
 910         (vt_emit_notes): Create and release the local cache.
 911         (vt_initialize, vt_finalize): Create and release the global
 912         cache, respectively.
 913         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
 914
 915 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 916
 917         PR libmudflap/53359
 918         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
 919         not found in the symtab.
 920
 921 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 922
 923         PR debug/56006
 924         PR rtl-optimization/55547
 925         PR rtl-optimization/53827
 926         PR debug/53671
 927         PR debug/49888
 928         * alias.c (offset_overlap_p): New, factored out of...
 929         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
 930         the conservative special case for symbolic constants.  Don't
 931         adjust zero sizes on alignment.
 932
 933 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
 934
 935         PR rtl-optimization/52573
 936         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
 937         REG_UNUSED for the same register.
 938
 939 2013-01-17  Richard Biener  <rguenther@suse.de>
 940             Marek Polacek  <polacek@redhat.com>
 941
 942         PR rtl-optimization/55833
 943         * loop-unswitch.c (unswitch_loops): Move loop verification...
 944         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
 945         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
 946         Set it to true when we're removing a loop from hierarchy tree in
 947         an irreducible region.
 948         (fix_bb_placements): Adjust caller.
 949         (fix_loop_placements): Likewise.
 950
 951 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
 952
 953         * config/avr/builtins.def (DEF_BUILTIN): Factor out
 954         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
 955         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
 956         Remove ID.  Adjust comments.
 957         * config/avr/avr-c.c (avr_builtin_name): Remove.
 958         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
 959         * config/avr/avr.c (avr_tolower): New static function.
 960         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
 961         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
 962         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
 963         default expansion.
 964
 965 2013-01-17  Jan Hubicka  <jh@suse.cz>
 966
 967         PR tree-optimization/55273
 968         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
 969
 970 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
 971
 972         PR target/55981
 973         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
 974         store through atomic_store<mode>_1.
 975         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
 976
 977 2013-01-17  Martin Jambor  <mjambor@suse.cz>
 978
 979         PR tree-optimizations/55264
 980         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
 981         for virtual methods.
 982         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
 983         virtual methods before inlining is over.
 984         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
 985         virtual functions.
 986         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
 987         non-virtual.
 988
 989 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
 990
 991         PR rtl-optimization/56005
 992         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
 993         pending reads for prefetch.
 994
 995 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
 996
 997         * config/aarch64/aarch64.md
 998         (*cstoresi_neg_uxtw): New pattern.
 999         (*cmovsi_insn_uxtw): New pattern.
1000         (*<optab>si3_uxtw): New pattern.
1001         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
1002         (*<optab>si3_insn_uxtw): New pattern.
1003         (*bswapsi2_uxtw): New pattern.
1004
1005 2013-01-16  Richard Biener  <rguenther@suse.de>
1006
1007         * tree-inline.c (tree_function_versioning): Remove set but
1008         never used variable.
1009
1010 2013-01-16  Richard Biener  <rguenther@suse.de>
1011
1012         PR tree-optimization/55964
1013         * tree-flow.h (rename_variables_in_loop): Remove.
1014         (rename_variables_in_bb): Likewise.
1015         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
1016         (copy_loop_before): Adjust and delete update-ssa status.
1017         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
1018         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
1019         (rename_variables_in_loop): Remove.
1020         (slpeel_update_phis_for_duplicate_loop): Likewise.
1021         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
1022         use available cfg machinery instead of duplicating it.
1023         Update PHI nodes and perform poor-mans SSA update here.
1024         (slpeel_tree_peel_loop_to_edge): Adjust.
1025
1026 2013-01-16  Richard Biener  <rguenther@suse.de>
1027
1028         PR tree-optimization/54767
1029         PR tree-optimization/53465
1030         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
1031         (vrp_visit_phi_node): For PHI arguments coming via backedges
1032         drop all symbolical range information.
1033         (execute_vrp): Compute backedges.
1034
1035 2013-01-16  Richard Biener  <rguenther@suse.de>
1036
1037         * doc/install.texi: Update CLooG and ISL requirements to
1038         0.18.0 and 0.11.1.
1039
1040 2013-01-16  Christian Bruel  <christian.bruel@st.com>
1041
1042         PR target/55301
1043         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
1044         (broken_move): Handle UNSPECV_SP_SWITCH_B.
1045         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
1046
1047 2013-01-16  DJ Delorie  <dj@redhat.com>
1048
1049         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1050         (UNSPECV_SP_SWITCH_E): New.
1051         (sp_switch_1): Change to an unspec.
1052         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
1053         replace $r15.
1054
1055 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
1056
1057         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
1058         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
1059         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
1060         (expand_mem_thread_fence): Ditto.
1061         (expand_mem_signal_fence): Ditto.
1062         (expand_atomic_load): Ditto.
1063         (expand_atomic_store): Ditto.
1064
1065 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
1066
1067         PR rtl-optimization/55547
1068         PR rtl-optimization/53827
1069         PR debug/53671
1070         PR debug/49888
1071         * alias.c (memrefs_conflict_p): Set sizes to negative after
1072         AND adjustments.
1073
1074 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1075
1076         PR target/55940
1077         * function.c (thread_prologue_and_epilogue_insns): Always
1078         add crtl->drap_reg to set_up_by_prologue.set, even if
1079         stack_realign_drap is false.
1080
1081 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
1082
1083         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
1084         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
1085         *call): Fix indention.
1086
1087 2013-01-15  Tom de Vries  <tom@codesourcery.com>
1088
1089         PR target/55876
1090         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
1091         Update comment.
1092
1093 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
1094
1095         PR rtl-optimization/55153
1096         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
1097
1098 2013-01-15  Martin Jambor  <mjambor@suse.cz>
1099
1100         PR tree-optimization/55920
1101         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
1102         accesses as grp_to_be_debug_replaced.
1103
1104 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1105
1106         PR tree-optimization/55920
1107         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
1108         there is non-useless type conversion needed from debug rhs to lhs,
1109         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
1110
1111 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
1112             Mikael Pettersson  <mikpe@it.uu.se>
1113
1114         PR target/43961
1115         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
1116         Thumb.
1117         (ASM_OUTPUT_CASE_LABEL): Remove.
1118         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
1119         * final.c (shorten_branches): Update alignment of labels before
1120         jump tables if CASE_VECTOR_SHORTEN_MODE.
1121
1122 2013-01-15  Richard Biener  <rguenther@suse.de>
1123
1124         PR bootstrap/55961
1125         * system.h: Do not include gmp.h for building host tools.
1126
1127 2013-01-15  Richard Biener  <rguenther@suse.de>
1128
1129         PR middle-end/55882
1130         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1131         account for bitpos when computing alignment.
1132
1133 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
1134
1135         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
1136         (ix86_target_macros_internal): Likewise.
1137
1138         * config/i386/i386.c (m_CORE2I7): Removed.
1139         (m_CORE_HASWELL): New macro.
1140         (m_CORE_ALL): Likewise.
1141         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
1142         (initial_ix86_arch_features): Likewise.
1143         (processor_target_table): Initializations for Core avx2.
1144         (cpu_names): New names "core-avx2".
1145         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
1146         PROCESSOR_CORE_HASWELL.
1147         (ix86_issue_rate): New case.
1148         (ia32_multipass_dfa_lookahead): Likewise.
1149         (ix86_sched_init_global): Likewise.
1150
1151         * config/i386/i386.h (TARGET_HASWELL): New macro.
1152         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
1153         (processor_type): New PROCESSOR_HASWELL.
1154
1155 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1156
1157         PR tree-optimization/55955
1158         * tree-vect-loop.c (vectorizable_reduction): Give up early on
1159         *SHIFT_EXPR and *ROTATE_EXPR codes.
1160
1161         PR tree-optimization/48766
1162         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
1163         -ftrapv disable -fwrapv.
1164
1165 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1166
1167         PR target/55974
1168         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1169         etc. to 1 and not to __flash.
1170         Use LL suffix for __INT24_MAX__ with -mint8.
1171         Use ULL suffix for __UINT24_MAX__ with -mint8.
1172
1173 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1174
1175         * config/avr/avr-arch.h
1176         (struct base_arch_s): Use typedef avr_arch_t instead.
1177         (struct arch_info_s): Use typedef avr_arch_info_t instead.
1178         (struct mcu_type_s): Use typedef avr_mcu_t instead.
1179         * config/avr/avr.c: Same.
1180         * config/avr/avr-devices.c: Same.
1181         * config/avr/driver-avr.c: Same.
1182         * config/avr/gen-avr-mmcu-texi.c: Same.
1183         * config/avr/avr-mcus.def: Adjust comment.
1184
1185 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
1186
1187         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
1188         * config/aarch64/iterators.md (VALLDI): New.
1189
1190 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
1191             Andi Kleen  <ak@linux.intel.com>
1192
1193         PR target/55948
1194         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
1195         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
1196         memmodel flag.
1197
1198 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1199
1200         * config/avr/avr-stdint.h: Remove trailing blanks.
1201         * config/avr/avr-log.h: Same.
1202         * config/avr/avr-arch.h: Same.
1203         * config/avr/avr-devices.c: Same.
1204         * config/avr/avr-dimode.md: Same.
1205         * config/avr/predicates.md: Same.
1206         * config/avr/avr-c.c: Same.  And fix typo.
1207
1208         * config/avr/avr-protos.h: Same.  And:
1209         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
1210         (init_cumulative_args): Rename to avr_init_cumulative_args.
1211         (expand_prologue): Rename to avr_expand_prologue.
1212         (expand_epilogue): Rename to avr_expand_epilogue.
1213         (adjust_insn_length): Rename to avr_adjust_insn_length.
1214         (notice_update_cc): Rename to avr_notice_update_cc.
1215         (final_prescan_insn): Rename to avr_final_prescan_insn.
1216         * config/avr/avr.c: Same.
1217         * config/avr/avr.h: Same.
1218         * config/avr/avr.md: Remove trailing blanks.
1219         (prologue): Use avr_expand_prologue.
1220         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
1221
1222 2013-01-14  Richard Biener  <rguenther@suse.de>
1223
1224         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
1225         verify_location, collect_subblocks): New functions.
1226         (verify_gimple_in_cfg): Verify that locations only reference
1227         BLOCKs in the functions BLOCK tree.
1228
1229 2013-01-14  Richard Biener  <rguenther@suse.de>
1230
1231         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
1232         PHI argument.
1233         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
1234         unshare reference.
1235         (insert_out_of_ssa_copy_on_edge): Likewise.
1236         (rewrite_close_phi_out_of_ssa): Likewise.
1237         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
1238         debug expressions.
1239         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
1240         propagated constants.
1241         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
1242         can not be shared.
1243
1244 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1245
1246         * config/avr/avr-modes.def: Add GPL copyright notice.
1247
1248 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
1249
1250         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
1251         MEMMODEL_MASK to determine memory model.
1252         (atomic_store<mode>): Ditto from operands[2].
1253         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
1254
1255 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
1256
1257         PR fortran/55935
1258         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
1259         (fold_gimple_assign): Don't call unshare_expr here.
1260         (fold_ctor_reference): Call unshare_expr.
1261
1262 2013-01-13  Terry Guo  <terry.guo@arm.com>
1263
1264         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
1265         * doc/fragments.texi: Document MULTILIB_REUSE.
1266         * gcc.c (multilib_reuse): New internal spec.
1267         (set_multilib_dir): Also search multilib from multilib_reuse.
1268         * genmultilib (tmpmultilib3): Refactor code.
1269         (tmpmultilib4): Ditto.
1270         (multilib_reuse): New multilib argument.
1271
1272 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
1273
1274         * Makefile.in: Update copyright.
1275
1276 2013-01-12  Tom de Vries  <tom@codesourcery.com>
1277
1278         PR middle-end/55890
1279         * calls.c (expand_call): Check if arg_nr is valid.
1280
1281 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
1282
1283         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1284         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1285         documentation.  Add missing '__' in front of
1286         __builtin_ia32_packssdw256.
1287
1288 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1289
1290         PR target/55719
1291         * config/s390/s390.c (s390_preferred_reload_class): Do not return
1292         NO_REGS for larl operands.
1293         (s390_reload_larl_operand): Use s390_load_address instead of
1294         emit_move_insn.
1295
1296 2013-01-11  Richard Biener  <rguenther@suse.de>
1297
1298         * tree-cfg.c (verify_node_sharing_1): Split out from ...
1299         (verify_node_sharing): ... here.
1300         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
1301
1302 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1303
1304         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
1305         Substitute TREECHECKING.
1306         * configure: Regenerate.
1307         * Makefile.in (TREECHECKING): New.
1308
1309 2013-01-11  Richard Guenther  <rguenther@suse.de>
1310
1311         PR tree-optimization/44061
1312         * tree-vrp.c (extract_range_basic): Compute zero as
1313         value-range for __builtin_constant_p of function parameters.
1314
1315 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
1316
1317         Update copyright years.
1318
1319 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
1320
1321         PR rtl-optimization/55672
1322         * lra-eliminations.c (mark_not_eliminable): Permit addition with
1323         const to be eliminable.
1324
1325 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
1326
1327         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
1328         * configure: Regenerate.
1329
1330 2013-01-10  Richard Biener  <rguenther@suse.de>
1331
1332         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
1333
1334 2013-01-10  Richard Biener  <rguenther@suse.de>
1335
1336         PR bootstrap/55792
1337         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
1338         locations for virtual PHI arguments.
1339         (rewrite_update_phi_arguments): Likewise.
1340
1341 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
1342
1343         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
1344         on to assembler.
1345
1346 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
1347
1348         PR tree-optimization/55921
1349         * tree-complex.c (expand_complex_asm): New function.
1350         (expand_complex_operations_1): Call it for GIMPLE_ASM.
1351
1352 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1353
1354         PR target/55718
1355         * config/s390/s390.c (s390_symref_operand_p)
1356         (s390_loadrelative_operand_p): Merge the two functions.
1357         (s390_check_qrst_address, print_operand_address): Add parameters
1358         to s390_loadrelative_operand_p invokation.
1359         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
1360         (s390_reload_larl_operand, s390_secondary_reload): Use
1361         s390_loadrelative_operand_p instead of s390_symref_operand_p.
1362         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
1363
1364 2013-01-09  Mike Stump  <mikestump@comcast.net>
1365
1366         * dse.c (record_store): Remove unnecessary assert.
1367
1368 2013-01-09  Jan Hubicka  <jh@suse.cz>
1369
1370         PR tree-optimization/55569
1371         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
1372         * cfgloop.h (scale_loop_profile): Likewise.
1373
1374 2013-01-09  Jan Hubicka  <jh@suse.cz>
1375
1376         PR lto/45375
1377         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
1378         functions.
1379         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
1380
1381 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
1382
1383         PR middle-end/55114
1384         * expr.h (maybe_emit_group_store): Declare.
1385         * expr.c (maybe_emit_group_store): New function.
1386         * builtins.c (expand_builtin_int_roundingfn): Call it.
1387         (expand_builtin_int_roundingfn_2): Likewise.
1388
1389 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
1390
1391         PR rtl-optimization/55829
1392         * lra-constraints.c (match_reload): Add code for absent output.
1393         (curr_insn_transform): Add code for reloads of matched inputs
1394         without output.
1395
1396 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
1397
1398         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1399         attribute of movddup insn to DF.
1400         (*vec_interleave_lowv2df): Ditto.
1401         (vec_dupv2df): Ditto.
1402
1403 2013-01-09  Jan Hubicka  <jh@suse.cz>
1404
1405         PR tree-optimiation/55875
1406         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
1407         EVERY_ITERATION parameter.
1408         (number_of_iterations_exit): Check if exit is executed every iteration.
1409         (idx_infer_loop_bounds): Similarly here.
1410         (n_of_executions_at_most): Simplify
1411         to only test for cases where statement is dominated by the
1412         particular bound; handle correctly the "postdominance" test.
1413         (scev_probably_wraps_p): Use max loop iterations info
1414         as a global bound first.
1415
1416 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
1417             Nick Clifton  <nickc@redhat.com>
1418
1419         * config/v850/v850.md (cbranchsf4): New pattern.
1420         (cstoresf4): New pattern.
1421         (cbranchdf4): New pattern.
1422         (cstoredf4): New pattern.
1423         (movsicc): Disallow floating point comparisons.
1424         (cmpsf_le_insn): Fix order of operators.
1425         (cmpsf_lt_insn): Likewise.
1426         (cmpsf_eq_insn): Likewise.
1427         (cmpdf_le_insn): Likewise.
1428         (cmpdf_lt_insn): Likewise.
1429         (cmpdf_eq_insn): Likewise.
1430         (cmpsf_ge_insn): Use LE comparison.
1431         (cmpdf_ge_insn): Likewise.
1432         (cmpsf_gt_insn): Use LT comparison.
1433         (cmpdf_gt_insn): Likewise.
1434         (cmpsf_ne_insn): Delete pattern.
1435         (cmpdf_ne_insn): Delete pattern.
1436         * config/v850/v850.c (v850_gen_float_compare): Use
1437         gen_cmpdf_eq_insn for NE comparison.
1438         (v850_float_z_comparison_operator)
1439         (v850_float_nz_comparison_operator): Move from here ...
1440         * config/v850/predicates.md: ... to here.  Move GT and GE
1441         comparisons into v850_float_z_comparison_operator.
1442         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
1443         Delete prototype.
1444         (v850_float_nz_comparison_operator): Likewise.
1445
1446 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1447
1448         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
1449         with calls to gen_insvsi/gen_insvdi.
1450
1451 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1452
1453         * config/i386/i386.c (initial_ix86_tune_features): Set up
1454         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
1455
1456 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
1457             Jakub Jelinek  <jakub@redhat.com>
1458
1459         PR tree-optimization/48189
1460         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1461         If nitercst is 0, don't predict the exit edge.
1462
1463 2013-01-08   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1464
1465         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
1466         in asm_fprintf with reg_names.
1467         (aarch64_print_operand_address): Likewise.
1468         (aarch64_return_addr): Likewise.
1469         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
1470
1471 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1472
1473         * config/pa/pa.h (VAL_U6_BITS_P): Define.
1474         (INT_U6_BITS): Likewise.
1475         * config/pa/predicates.md (uint6_operand): New predicate.
1476         (shift5_operand, shift6_operand): Likewise.
1477         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
1478         arith32_operand.
1479         (lshrdi3): Use shift6_operand.
1480         (shrpsi4, shrpdi4): New insn patterns.
1481         (extzv): Delete expander.
1482         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
1483         predicates in unamed zero extract patterns.  Tighten common constraint.
1484         (extv): Delete expander.
1485         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
1486         predicates in unamed sign extract patterns.  Tighten common constraint.
1487         (insv): Delete expander.
1488         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
1489         predicates in unamed insert patterns.  Tighten common constraint.
1490         Change uint32_operand predicate to uint6_operand predicate in unamed
1491         DImode pattern to insert constant values of type 1...1xxxx.
1492
1493 2013-01-04  Jan Hubicka  <jh@suse.cz>
1494
1495         PR tree-optimization/55823
1496         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
1497         issue.
1498
1499 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1500             Uros Bizjak  <ubizjak@gmail.com>
1501
1502         PR rtl-optimization/55845
1503         * df-problems.c (can_move_insns_across): Stop scanning at
1504         volatile_insn_p source instruction or give up if
1505         across_from .. across_to range contains any volatile_insn_p
1506         instructions.
1507
1508 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1509
1510         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
1511         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
1512         Declare.
1513         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
1514         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
1515
1516 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1517
1518         PR fortran/55341
1519         * asan.c (asan_clear_shadow): New function.
1520         (asan_emit_stack_protection): Use it.
1521
1522 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1523
1524         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
1525         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
1526         with tab instead of space.
1527
1528 2013-01-08  Nick Clifton  <nickc@redhat.com>
1529
1530         * config/rl78/rl78.c (rl78_expand_prologue): Always select
1531         register bank 0 at the start of an interrupt handler.
1532         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
1533         MDBH registers.
1534
1535 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1536
1537         * config/aarch64/aarch64-simd.md
1538         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
1539         (aarch64_simd_bsl): Likewise.
1540         (aarch64_vcond_internal<mode>): Likewise.
1541         (vcond<mode><mode>): Likewise.
1542         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
1543         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
1544
1545 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1546
1547         * config/aarch64/aarch64-builtins.c
1548         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
1549
1550 2013-01-08  Martin Jambor  <mjambor@suse.cz>
1551
1552         PR debug/55579
1553         * tree-sra.c (analyze_access_subtree): Return true also after
1554         potentially creating a debug-only replacement.
1555
1556 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1557
1558         PR middle-end/55890
1559         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
1560
1561         PR tree-optimization/54120
1562         * tree-vrp.c (range_fits_type_p): Don't allow
1563         src_precision < precision from signed vr to unsigned_p
1564         if vr->min or vr->max is negative.
1565         (simplify_float_conversion_using_ranges): Test can_float_p
1566         against CODE_FOR_nothing.
1567
1568 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1569             Richard Biener  <rguenther@suse.de>
1570
1571         PR middle-end/55851
1572         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
1573         types instead of just INTEGER_TYPE types.
1574
1575 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
1576
1577         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
1578         TF_SIZE): Define.
1579
1580 2013-01-07  Steve Ellcey  <sellcey@mips.com>
1581
1582         PR target/42661
1583         * config/mips/mips.opt: Change mad to mmad to match documentation.
1584
1585 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1586
1587         PR target/55897
1588         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1589         .progmemx.data now.
1590
1591 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1592
1593         PR target/55897
1594         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1595         (avr_addrspace_t): Add .section_name field.
1596         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1597         array size.
1598         (avr_addrspace): Same.  Initialize .section_name.  Remove last
1599         NULL entry.  Put __memx into .progmemx.data.
1600         (progmem_section_prefix): Remove.
1601         (avr_asm_init_sections): No need to initialize progmem_section.
1602         (avr_asm_named_section): Use avr_addrspace[].section_name to get
1603         section name prefix.
1604         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
1605         retrieve the progmem section.
1606         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1607         boundary to run over avr_addrspace[].
1608         (avr_register_target_pragmas): Ditto.
1609
1610 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
1611
1612         * varasm.c (output_constant_def_contents): For asan_protect_global
1613         protected strings, adjust DECL_ALIGN if needed, before testing for
1614         anchored symbols.
1615         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
1616         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
1617         normal decls.
1618         (output_object_block): For asan protected decls, emit asan padding
1619         after their contents.
1620         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
1621         (asan_finish_file): Test it here instead.
1622
1623 2013-01-07   Nick Clifton  <nickc@redhat.com>
1624              Matthias Klose  <doko@debian.org>
1625              Doug Kwan  <dougkwan@google.com>
1626              H.J. Lu  <hongjiu.lu@intel.com>
1627
1628         PR driver/55470
1629         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
1630
1631         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
1632
1633         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
1634
1635         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
1636
1637         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
1638
1639 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1640
1641         PR target/54461
1642         * doc/install.texi (Cross-Compiler-Specific Options): Document
1643         --with-avrlibc.
1644
1645 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
1646
1647         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
1648         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
1649         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
1650         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
1651         vqmovun_high_s64): Fix source operand number and update copyright.
1652
1653 2013-01-07  Richard Biener  <rguenther@suse.de>
1654
1655         PR middle-end/55890
1656         * gimple.h (gimple_call_builtin_p): New overload.
1657         * gimple.c (validate_call): New function.
1658         (gimple_call_builtin_p): Likewise.
1659         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1660         Use gimple_call_builtin_p.
1661         (find_func_clobbers): Likewise.
1662         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1663         (strlen_optimize_stmt): Likewise.
1664
1665 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1666
1667         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
1668         (vld1q_dup_*): Likewise.
1669         (vld1_*): Likewise.
1670         (vld1q_*): Likewise.
1671         (vld1_lane_*): Likewise.
1672         (vld1q_lane_*): Likewise.
1673
1674 2013-01-07  Richard Biener  <rguenther@suse.de>
1675
1676         * lto-streamer.h (LTO_minor_version): Bump to 2.
1677
1678 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1679
1680         * config/aarch64/aarch64-protos.h
1681         (aarch64_const_double_zero_rtx_p): Rename to...
1682         (aarch64_float_const_zero_rtx_p): ...this.
1683         (aarch64_float_const_representable_p): New.
1684         (aarch64_output_simd_mov_immediate): Likewise.
1685         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
1686         move immediate case.
1687         * config/aarch64/aarch64.c
1688         (aarch64_const_double_zero_rtx_p): Rename to...
1689         (aarch64_float_const_zero_rtx_p): ...this.
1690         (aarch64_print_operand): Allow printing of new constants.
1691         (aarch64_valid_floating_const): New.
1692         (aarch64_legitimate_constant_p): Check for valid floating-point
1693         constants.
1694         (aarch64_simd_valid_immediate): Likewise.
1695         (aarch64_vect_float_const_representable_p): New.
1696         (aarch64_float_const_representable_p): Likewise.
1697         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
1698         (aarch64_output_simd_mov_immediate): New.
1699         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
1700         (*movdf_aarch64): Likewise.
1701         * config/aarch64/constraints.md (Ufc): New.
1702         (Y): call aarch64_float_const_zero_rtx.
1703         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
1704
1705 2013-01-07  Richard Biener  <rguenther@suse.de>
1706
1707         PR tree-optimization/55888
1708         PR tree-optimization/55862
1709         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
1710         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
1711         not if it is contained therein.
1712
1713 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1714
1715         * config/avr/t-avr: Typo.
1716
1717 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1718
1719         PR55243
1720         * config/avr/t-avr: Don't automatically rebuild
1721         $(srcdir)/config/avr/t-multilib
1722         $(srcdir)/config/avr/avr-tables.opt
1723         $(srcdir)/doc/avr-mmcu.texi
1724         (avr-mcus): New phony target to build them on request.
1725         (s-avr-mlib, s-avr-mmcu-texi): Remove.
1726         * avr/avr-mcus.def: Adjust comments.
1727
1728 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
1729
1730         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
1731
1732 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1733
1734         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
1735
1736 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1737
1738         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
1739
1740 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
1741
1742         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
1743         to generate profiling.
1744         * config/rs6000/aix64.h (LIB_SPEC): Same.
1745
1746 2013-01-04  Andrew Pinski  <apinski@cavium.com>
1747
1748         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
1749         New function.
1750         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1751
1752 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
1753
1754         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
1755         unconditionally.
1756         (ix86_expand_move): Ditto.
1757         (ix86_zero_extend_to_Pmode): Ditto.
1758         (ix86_expand_call): Ditto.
1759         (ix86_expand_special_args_builtin): Ditto.
1760         (ix86_expand_builtin): Ditto.
1761
1762 2013-01-04  Richard Biener  <rguenther@suse.de>
1763
1764         PR tree-optimization/55862
1765         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
1766         translating them through PHI nodes.
1767
1768 2013-01-04  Martin Jambor  <mjambor@suse.cz>
1769
1770         PR tree-optimization/55755
1771         * tree-sra.c (sra_modify_assign): Do not check that an access has no
1772         children when trying to avoid producing a VIEW_CONVERT_EXPR.
1773
1774 2013-01-04  Marek Polacek  <polacek@redhat.com>
1775
1776         PR middle-end/55859
1777         * opts.c (default_options_optimization): Clarify error message.
1778
1779 2013-01-04  Richard Biener  <rguenther@suse.de>
1780
1781         PR middle-end/55863
1782         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
1783         reassociation.
1784
1785 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1786
1787         PR target/53789
1788         * config/pa/pa.md (movsi): Revert previous change.
1789         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1790         references.
1791
1792 2013-01-03  Richard Henderson  <rth@redhat.com>
1793
1794         * config/i386/i386.c (ix86_expand_move): Always assign to op1
1795         after eliminating TLS symbols.
1796
1797 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
1798
1799         PR bootstrap/50167
1800         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
1801         * graphite-poly.c (debug_gmp_value): Likewise.
1802
1803 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
1804
1805         PR target/55712
1806         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1807         selected code model, define __code_mode_small__, __code_model_medium__,
1808         __code_model_large__, __code_model_32__ or __code_model_kernel__.
1809         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1810         xchg temporary register with %k.  Declare temporary register as
1811         early clobbered.
1812         [__x86_64__]: For medium and large code models, preserve %rbx register.
1813
1814 2013-01-03  Richard Biener  <rguenther@suse.de>
1815
1816         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
1817         (dump_subscript): Adjust.
1818         (finalize_ddr_dependent): Do not dump redundant info.
1819         (analyze_siv_subscript): Adjust.
1820         (subscript_dependence_tester): Likewise.
1821         (compute_affine_dependence): Likewise.
1822
1823 2013-01-03  Richard Biener  <rguenther@suse.de>
1824
1825         Revert
1826         2013-01-03  Richard Biener  <rguenther@suse.de>
1827
1828         PR tree-optimization/55857
1829         * tree-vect-stmts.c (vectorizable_load): Do not setup
1830         re-alignment for invariant loads.
1831
1832         2013-01-02  Richard Biener  <rguenther@suse.de>
1833
1834         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1835         invariant load do not generate a vector load from the scalar location.
1836
1837 2013-01-03  Richard Biener  <rguenther@suse.de>
1838
1839         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
1840         for not vectorizing.
1841         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
1842         not build INDIRECT_REFs, call get_name once only.
1843         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
1844         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
1845
1846 2013-01-03  Richard Biener  <rguenther@suse.de>
1847
1848         PR tree-optimization/55857
1849         * tree-vect-stmts.c (vectorizable_load): Do not setup
1850         re-alignment for invariant loads.
1851
1852 2013-01-03  Richard Biener  <rguenther@suse.de>
1853
1854         PR lto/55848
1855         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
1856         prefer a built-in decl.
1857
1858 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1859
1860         * gcc.c (process_command): Update copyright notice dates.
1861         * gcov.c (print_version): Likewise.
1862         * gcov-dump.c (print_version): Likewise.
1863
1864         PR rtl-optimization/55838
1865         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1866         iv0.step, iv1.step and step.
1867
1868 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1869             Marc Glisse  <marc.glisse@inria.fr>
1870
1871         PR tree-optimization/55832
1872         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
1873         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
1874         integer_{one,zero}_node.
1875
1876 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1877
1878         PR debug/54402
1879         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
1880         * var-tracking.c (reverse_op): Don't add reverse ops to
1881         VALUEs that have already
1882         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
1883
1884 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
1885
1886         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
1887
1888 2013-01-02  Teresa Johnson  <tejohnson@google.com>
1889
1890         * dumpfile.c (dump_loc): Print filename with location.
1891         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
1892         new location_t parameter to emit complete unroll message with
1893         new dump framework.
1894         (canonicalize_loop_induction_variables): Compute loops location
1895         and pass to try_unroll_loop_completely.
1896         * loop-unroll.c (report_unroll_peel): New function.
1897         (peel_loops_completely): Use new dump format with location
1898         for main dumpfile message, and invoke report_unroll_peel on success.
1899         (decide_unrolling_and_peeling): Ditto.
1900         (decide_peel_once_rolling): Remove old dumpfile message subsumed
1901         by report_unroll_peel.
1902         (decide_peel_completely): Ditto.
1903         (decide_unroll_constant_iterations): Ditto.
1904         (decide_unroll_runtime_iterations): Ditto.
1905         (decide_peel_simple): Ditto.
1906         (decide_unroll_stupid): Ditto.
1907         * cfgloop.c (get_loop_location): New function.
1908         * cfgloop.h (get_loop_location): Declare.
1909
1910 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1911
1912         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
1913         NULL.
1914
1915 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1916
1917         PR middle-end/55198
1918         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
1919         BLKmode objects when EXPAND_MEMORY is specified.
1920
1921 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1922
1923         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
1924         in loop predicate.
1925         (fold_builtin_cpu): Do not share cpu model decls across statements.
1926
1927 2013-01-02  Jason Merrill  <jason@redhat.com>
1928
1929         PR c++/55804
1930         * tree.c (build_array_type_1): Revert earlier change.
1931
1932 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
1933
1934         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
1935         "cortex-a57".
1936         * config/aarch64/aarch64-tune.md: Re-generate.
1937
1938 2013-01-02  Richard Biener  <rguenther@suse.de>
1939
1940         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1941         invariant load do not generate a vector load from the scalar location.
1942
1943 2013-01-02  Richard Biener  <rguenther@suse.de>
1944
1945         PR bootstrap/55784
1946         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
1947         * configure: Regenerate.
1948
1949 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1950
1951         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
1952         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
1953         (expand_builtin_int_roundingfn_2): Keep the original target around
1954         for the fallback case.
1955
1956 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1957
1958         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
1959         to be clear for sign changes.
1960
1961 2013-01-01  Jan Hubicka  <jh@suse.cz>
1962
1963         * ipa-inline-analysis.c: Fix formatting.
1964
1965 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
1966
1967         PR tree-optimization/55831
1968         * tree-vect-loop.c (get_initial_def_for_induction): Use
1969         gsi_after_labels instead of gsi_start_bb.
1970 \f
1971 Copyright (C) 2013 Free Software Foundation, Inc.
1972
1973 Copying and distribution of this file, with or without modification,
1974 are permitted in any medium without royalty provided the copyright
1975 notice and this notice are preserved.