gcc/ChangeLog

   1 2013-02-05  Jan Hubicka  <jh@suse.cz>
   2
   3         PR tree-optimization/55789
   4         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
   5
   6 2013-02-05  Jan Hubicka  <jh@suse.cz>
   7
   8         PR tree-optimization/55789
   9         * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
  10         the dead call anyway.
  11
  12 2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>
  13
  14         PR sanitizer/55374
  15         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
  16
  17 2013-02-04  Alexander Potapenko  <glider@google.com>
  18             Jack Howarth  <howarth@bromo.med.uc.edu>
  19             Jakub Jelinek  <jakub@redhat.com>
  20
  21         PR sanitizer/55617
  22         * config/darwin.c (sort_ctor_records): Stabilized qsort
  23         on constructor priority by using original position.
  24         (finalize_ctors): New routine to sort constructors by
  25         priority before use in assemble_integer.
  26         (machopic_asm_out_constructor): Use finalize_ctors if needed.
  27
  28 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
  29
  30         PR libstdc++/54314
  31         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
  32         about visibility on artificial decls.
  33         * config/sol2.c (solaris_assemble_visibility): Likewise.
  34
  35 2013-02-04  Kai Tietz  <ktietz@redhat.com>
  36
  37         PR target/56186
  38         * config/i386/i386.c (function_value_ms_64): Add additional valtype
  39         argument and improve checking of return-argument types for 16-byte
  40         modes.
  41         (ix86_function_value_1): Add additional valtype argument on call
  42         of function_value_64.
  43         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
  44         handling infunction_value_64 function.
  45
  46 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
  47
  48         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
  49
  50 2013-02-04  Richard Biener  <rguenther@suse.de>
  51
  52         PR tree-optimization/56188
  53         * tree-ssa-structalias.c (label_visit): Consider case with
  54         initially non-empty points-to set.
  55         (perform_var_substitution): Dump node mapping and clean up.
  56
  57 2013-02-04  Richard Guenther  <rguenther@suse.de>
  58
  59         PR lto/56168
  60         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
  61         node prevail as last resort.
  62         (lto_symtab_merge_decls): Remove guard on LTRANS here.
  63         (lto_symtab_prevailing_decl): Builtins are their own prevailing
  64         decl.
  65
  66 2013-02-04  Richard Biener  <rguenther@suse.de>
  67
  68         PR tree-optimization/56113
  69         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
  70         Merge into ...
  71         (equiv_class_lookup_or_add): ... this.
  72         (label_visit): Adjust and fix error in previous patch.
  73         (perform_var_substitution): Adjust.
  74
  75 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
  76
  77         * config/sh/divtab.c: Fix formatting and comments throughout the file.
  78         * config/sh/sh4-300.md: Likewise.
  79         * config/sh/sh4a.md: Likewise.
  80         * config/sh/constraints.md: Likewise.
  81         * config/sh/sh.md: Likewise.
  82         * config/sh/netbsd-elf.h: Likewise.
  83         * config/sh/predicates.md: Likewise.
  84         * config/sh/sh-protos.h: Likewise.
  85         * config/sh/ushmedia.h: Likewise.
  86         * config/sh/linux.h: Likewise.
  87         * config/sh/sh.c: Likewise.
  88         * config/sh/superh.h: Likewise.
  89         * config/sh/elf.h: Likewise.
  90         * config/sh/sh4.md: Likewise.
  91         * config/sh/sh.h: Likewise.
  92
  93 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  94
  95         * config/pa/constraints.md: Adjust unused letters.  Change "T"
  96         constraint to match_test floating_point_store_memory_operand().
  97         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
  98         (base14_operand): New.
  99         (floating_point_store_memory_operand): New.
 100         (integer_store_memory_operand): Revise to use base14_operand and
 101         reg_plus_base_memory_operand.
 102         (move_dest_operand): Allow symbolic_memory_operands.
 103         (symbolic_memory_operand): Check for LO_SOM.
 104         (symbolic_operand): Change default case to break.
 105         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
 106         CONST_DOUBLE values to be reloaded by putting them into memory when
 107         the destination is a floating point register.
 108         (movdf): Remove code to handle CONST_DOUBLE.
 109         (movsf): Likewise.
 110         (reload_indf_r1): New.
 111         (reload_insf_r1): New.
 112         Consistently use "Q" and "T" constraints with integer and floating
 113         point move instructions, respectively.
 114         (movdi): Remove FAIL.
 115         Change predicate for source operand unamed DImode move from
 116         general_operand to move_src_operand.
 117         (umulsidi3): Change predicate for destination operand to
 118         register_operand.
 119         Likewise for similar unamed patterns.
 120         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
 121         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
 122         (hppa_legitimize_address): Simplify mask calculation.
 123         (pa_emit_move_sequence): Revised handling of secondary reloads from
 124         REG+D addresses for floating point loads and stores.  Directly handle
 125         loading CONST0_RTX (mode) to a floating point register.
 126         (pa_secondary_reload): Handle reloading DF and SFmode constant values
 127         to floating point registers.  Don't restrict secondary reloads to
 128         floating point registers to integer modes.  Revise some comments and
 129         cleanup some code.
 130         (TARGET_LEGITIMATE_ADDRESS_P): Define.
 131         (pa_legitimate_address_p): New.
 132         (pa_legitimize_reload_address): New.
 133         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
 134         (STRICT_REG_OK_FOR_BASE_P): New.
 135         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
 136         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
 137
 138 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
 139             Andrew Dixie  <andrewd@gentrack.com>
 140
 141         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
 142         flag set.
 143
 144 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
 145
 146         * expmed.c (extract_bit_field_1): Pass the full width of the
 147         structure to get_best_reg_extraction_insn.
 148
 149 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 150
 151         PR target/54601
 152         * configure.ac (use_cxa_atexit): Add AIX.
 153         * configure: Regenerate.
 154
 155         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
 156
 157 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
 158
 159         PR debug/54793
 160         * final.c (need_profile_function): New variable.
 161         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
 162         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
 163         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
 164         notes, targetm.asm_out.function_prologue doesn't emit anything,
 165         HAVE_prologue and profiler should be emitted before prologue,
 166         set need_profile_function instead of emitting it.
 167         (final_scan_insn): If need_profile_function, emit
 168         profile_function on the first NOTE_INSN_BASIC_BLOCK or
 169         NOTE_INSN_FUNCTION_BEG note.
 170
 171 2013-02-01  Richard Henderson  <rth@redhat.com>
 172
 173         * config/rs6000/rs6000.md (smulditi3): New.
 174         (umulditi3): New.
 175
 176         * config/alpha/alpha.md (umulditi3): New.
 177
 178 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 179
 180         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
 181         (ASM_OUTPUT_ALIGNED_LOCAL): New.
 182
 183 2013-02-01  Richard Biener  <rguenther@suse.de>
 184
 185         PR tree-optimization/56113
 186         * tree-ssa-structalias.c (label_visit): Reduce work for
 187         single-predecessor nodes.
 188
 189 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
 190
 191         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
 192         range isn't testing for zero.
 193
 194 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
 195
 196         PR middle-end/56113
 197         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
 198
 199 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
 200             Nick Clifton  <nickc@redhat.com>
 201
 202         * config/v850/constraints.md (Q): Define as a memory constraint.
 203         * config/v850/predicates.md (label_ref_operand): New predicate.
 204         (e3v5_shift_operand): New predicate.
 205         (ior_operator): New predicate.
 206         * config/v850/t-v850: Add e3v5 multilib.
 207         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
 208         (v850_gen_movdi): Prototype.
 209         * config/v850/v850.c: Add support for e3v5 architecture.
 210         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
 211         TARGET_V850E_UP.
 212         (construct_save_jarl): Add e3v5 long JARL support.
 213         (v850_adjust_insn_length): New function.  Adjust length of call
 214         insns when using e3v5 instructions.
 215         (v850_gen_movdi): New function: Generate instructions to move a
 216         DImode value.
 217         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
 218         (CPP_SPEC): Define __v850e3v5__ as appropriate.
 219         (TARGET_USE_FPU): Enable for e3v5.
 220         (CONST_OK_FOR_W): New macro.
 221         (ADJUST_INSN_LENGTH): Define.
 222         * config/v850/v850.md (UNSPEC_LOOP): Define.
 223         (attr cpu): Add v850e3v5.
 224         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
 225         (movdi): New pattern.
 226         (movdi_internal): New pattern.
 227         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
 228         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
 229         (cstoresf4): Likewise.
 230         (cstoredf4): Likewise.
 231         (insv): New pattern.
 232         (rotlso3_a): New pattern.
 233         (rotlsi3_b): New pattern
 234         (rotlsi3_v850e3v5): New pattern.
 235         (doloop_begin): New pattern.
 236         (fix_loop_counter): New pattern.
 237         (doloop_end): New pattern.
 238         (branch_normal): Add e3v5 long branch support.
 239         (branch_invert): Likewise.
 240         (branch_z_normal): Likewise.
 241         (branch_z_invert): Likewise.
 242         (branch_nz_normal): Likewise.
 243         (branch_nz_invert): Likewise.
 244         (call_internal_short): Add e3v5 register-indirect JARL support.
 245         (call_internal_long): Likewise.
 246         (call_value_internal_short): Likewise.
 247         (call_value_internal_long): Likewise.
 248         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
 249         (mloop): New option.
 250         * config.gcc: Add support for configuring v840e3v5 target.
 251         * doc/invoke.texi: Document new v850 specific command line
 252         options.
 253
 254 2013-01-31  Paul Koning  <ni1d@arrl.net>
 255
 256         PR debug/55059
 257         PR debug/54508
 258         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
 259         children if parent is a class.
 260         (prune_unused_types_prune): Don't add DW_AT_declaration.
 261
 262 2013-01-31  Richard Biener  <rguenther@suse.de>
 263
 264         PR tree-optimization/56157
 265         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
 266         match up operand with SLP child.
 267
 268 2013-01-31  Jason Merrill  <jason@redhat.com>
 269
 270         PR debug/54410
 271         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
 272         parameters the first time.
 273         (gen_scheduled_generic_parms_dies): Check completeness here.
 274
 275 2013-01-31  Richard Biener  <rguenther@suse.de>
 276
 277         PR middle-end/53073
 278         * common.opt (faggressive-loop-optimizations): New flag,
 279         enabled by default.
 280         * doc/invoke.texi (faggressive-loop-optimizations): Document.
 281         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
 282         infer_loop_bounds_from_undefined by it.
 283
 284 2013-01-31  Richard Biener  <rguenther@suse.de>
 285
 286         PR tree-optimization/56150
 287         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
 288         visit virtual operands.
 289         (find_uses_to_rename_bb): Likewise.
 290
 291 2013-01-31  Richard Biener  <rguenther@suse.de>
 292
 293         PR tree-optimization/56150
 294         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
 295         mixed store non-store stmts.
 296
 297 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
 298
 299         PR sanitizer/55374
 300         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
 301         LIBASAN_EARLY_SPEC is defined.
 302         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
 303         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
 304         before %o.
 305         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
 306
 307         PR c++/55742
 308         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
 309         invalid args instead of ICEing on it.
 310         (ix86_valid_target_attribute_tree): Return error_mark_node if
 311         ix86_valid_target_attribute_inner_p failed.
 312         (ix86_valid_target_attribute_p): Return false only if
 313         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
 314         target("default") attribute.
 315         (sorted_attr_string): Change argument from const char * to tree,
 316         merge in all target attribute arguments rather than just one.
 317         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
 318         instead of free.  Avoid using strcat.
 319         (ix86_mangle_function_version_assembler_name): Mangle
 320         target("default") as if no target attribute is present.  Adjust
 321         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
 322         instead of xmalloc and XDELETEVEC instead of free.
 323         (ix86_function_versions): Don't return true if one of the decls
 324         doesn't have target attribute.  If they don't and one of the decls
 325         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
 326         sorted_attr_string caller.  Use XDELETEVEC instead of free.
 327         (ix86_supports_function_versions): Remove.
 328         (make_name): Fix up formatting.
 329         (make_dispatcher_decl): Remove resolver_name and its initialization.
 330         Avoid leaking memory.
 331         (is_function_default_version): Return true if there is
 332         target("default") attribute rather than no target attribute at all.
 333         (make_resolver_func): Avoid leaking memory.
 334         (ix86_generate_version_dispatcher_body): Likewise.
 335         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
 336         * target.def (supports_function_versions): Remove.
 337         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
 338         * doc/tm.texi: Regenerated.
 339
 340 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
 341
 342         PR rtl-optimization/56144
 343         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
 344         for values with side effects.
 345
 346 2013-01-30  Richard Biener  <rguenther@suse.de>
 347
 348         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
 349         (sparseset_pop): Likewise.
 350         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
 351         to be able to use quick_push in the worker loop.
 352
 353 2013-01-30  Marek Polacek  <polacek@redhat.com>
 354
 355         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
 356
 357 2013-01-30  Richard Biener  <rguenther@suse.de>
 358
 359         PR lto/56147
 360         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN
 361         check.
 362
 363 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
 364
 365         PR tree-optimization/56064
 366         * fixed-value.c (fixed_from_double_int): New function.
 367         * fixed-value.h (fixed_from_double_int): New prototype.
 368         (const_fixed_from_double_int): New static inline function.
 369         * fold-const.c (native_interpret_fixed): New static function.
 370         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
 371         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
 372         (native_encode_fixed): New static function.
 373         (native_encode_expr) <FIXED_CST>: Use it.
 374         (native_interpret_int): Move double_int worker code to...
 375         * double-int.c (double_int::from_buffer): ...this new static method.
 376         * double-int.h (double_int::from_buffer): Prototype it.
 377
 378 2013-01-30  Richard Biener  <rguenther@suse.de>
 379
 380         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
 381         New pointer-map and obstack.
 382         (init_alias_vars): Allocate pointer-map and obstack.
 383         (delete_points_to_sets): Free them.
 384         (find_what_var_points_to): Cache result.
 385         (find_what_p_points_to): Adjust for changed interface of
 386         find_what_var_points_to.
 387         (compute_points_to_sets): Likewise.
 388         (ipa_pta_execute): Likewise.
 389
 390 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 391
 392         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
 393         * configure: Regenerate.
 394         * config.in: Regenerate.
 395         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
 396         #nobits/#progbits if supported.
 397
 398 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
 399
 400         PR target/56121
 401         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
 402         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
 403         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
 404
 405 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 406
 407         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
 408         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
 409
 410 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 411
 412         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
 413         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
 414
 415 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 416
 417         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
 418         declaration.
 419         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
 420         * config/arm/cortex-a7.md: New bypasses using
 421         arm_mac_accumulator_is_result.
 422
 423 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 424
 425         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
 426         (cortex_a7_neon_mla): Likewise.
 427         (cortex_a7_fpfmad): New reservation.
 428         (cortex_a7_fpmacs): Use ffmas and update required units.
 429         (cortex_a7_fpmuld): Update required units and latency.
 430         (cortex_a7_fpmacd): Likewise.
 431         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
 432         (cortex_a7_neon). Likewise.
 433         (bypass) Update participating units.
 434
 435 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 436
 437         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
 438         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
 439         from fmac to ffma.
 440         * config/arm/vfp11.md (vfp_farith): Use ffmas.
 441         (vfp_fmul): Use ffmad.
 442         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
 443         (cortex_r4_fmacd): Use ffmad.
 444         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
 445         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
 446         (cortex_a9_fmacd): Use ffmad.
 447         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
 448         (cortex_a8_vfp_macd): Use ffmad.
 449         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
 450         (cortex_a5_fpmacd): Use ffmad.
 451         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
 452         (cortex_a15_vfp_macd): Use ffmad.
 453         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
 454
 455 2013-01-29  Jason Merrill  <jason@redhat.com>
 456
 457         PR libstdc++/54314
 458         * varasm.c (default_assemble_visibility): Don't warn about
 459         visibility on artificial decls.
 460
 461 2013-01-29  Richard Biener  <rguenther@suse.de>
 462
 463         PR tree-optimization/56113
 464         * tree-ssa-structalias.c (equiv_class_lookup): Also return
 465         the bitmap leader.
 466         (label_visit): Free duplicate bitmaps and record the leader instead.
 467         (perform_var_substitution): Adjust.
 468
 469 2013-01-29  Richard Biener  <rguenther@suse.de>
 470
 471         PR tree-optimization/55270
 472         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
 473         the CFG, schedule loops for fixup.
 474
 475 2013-01-29  Nick Clifton  <nickc@redhat.com>
 476
 477         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
 478         SP_REG.
 479
 480 2013-01-28  Leif Ekblad  <leif@rdos.net>
 481
 482         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
 483         * config/i386/i386.h (TARGET_RDOS): New macro.
 484         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
 485         * config/i386/i386.c (ix86_option_override_internal): For 64bit
 486         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
 487         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
 488         DEFAULT_LARGE_SECTION_THRESHOLD.
 489         * config/i386/i386.md (R14_REG, R15_REG): New constants.
 490         * config/i386/rdos.h: New file.
 491         * config/i386/rdos64.h: New file.
 492
 493 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
 494
 495         PR other/54814
 496         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
 497         TEST_HARD_REG_BIT.
 498
 499 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 500
 501         PR rtl-optimization/56117
 502         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
 503         call cselib_lookup_from_insn on the MEM before calling
 504         add_insn_mem_dependence.
 505
 506 2013-01-28  Richard Biener  <rguenther@suse.de>
 507
 508         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
 509         to a stmt that didn't have one.
 510         (copy_phis_for_bb): Likewise for PHI arguments.
 511         (copy_debug_stmt): Likewise for debug stmts.
 512
 513 2013-01-28  Richard Biener  <rguenther@suse.de>
 514
 515         PR tree-optimization/56034
 516         * tree-loop-distribution.c (enum partition_kind): Add
 517         PKIND_REDUCTION.
 518         (partition_builtin_p): Adjust.
 519         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
 520         it is the last partition.
 521         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
 522         up the vertex for the definition.
 523         (classify_partition): Classify whether a partition is a
 524         PKIND_REDUCTION, thus has uses outside of the loop.
 525         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
 526         Merge all PKIND_REDUCTION partitions into the last partition.
 527         (tree_loop_distribution): Seed partitions from reductions as well.
 528
 529 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 530
 531         PR tree-optimization/56125
 532         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
 533         pow(x,c) into sqrt(x) * powi(x, n/2) or
 534         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
 535         optimizing for size.
 536         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
 537         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
 538         integer.
 539
 540         PR tree-optimization/56094
 541         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
 542         to UNKNOWN_LOCATION while gimplifying expr.
 543
 544 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
 545
 546         PR target/56114
 547         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
 548         operand 0 in movabs insn template for -masm=intel asm alternative.
 549         (*movabs<mode>_2): Ditto for operand 1.
 550
 551 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
 552
 553         PR target/54663
 554         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
 555         of microblaze-c.o
 556
 557 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 558
 559         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
 560         tm_file.
 561
 562 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 563
 564         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
 565         Undef to avoid warning.
 566
 567 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 568
 569         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
 570         * configure: Regenerate.
 571
 572 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
 573
 574         PR tree-optimization/56098
 575         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
 576         for stmts with volatile ops.
 577         (cond_store_replacement): Don't optimize if assign has volatile ops.
 578         (cond_if_else_store_replacement_1): Don't optimize if either
 579         then_assign or else_assign have volatile ops.
 580         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
 581         volatile ops.
 582
 583 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 584
 585         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
 586
 587 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 588
 589         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
 590         missing ':' in asm example.
 591
 592 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
 593
 594         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
 595         entries into lane and laneq entries.
 596         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
 597         Remove AdvSIMD scalar modes.
 598         (aarch64_sq<r>dmulh_laneq<mode>): New.
 599         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
 600         modes.
 601         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
 602         builtin implementations to relfect changes in RTL in aarch64-simd.md.
 603         * config/aarch64/iterators.md (VCOND): New.
 604         (VCONQ): New.
 605
 606 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 607
 608         PR target/54222
 609         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
 610         Add NULL LIBNAME argument to existing definitions.
 611         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
 612         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
 613         * config/avr/avr.c (DEF_BUILTIN): Same.
 614         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
 615         (avr_expand_builtin): Expand to a vanilla call if a libgcc
 616         implementation is available (DECL_ASSEMBLER_NAME is set).
 617         (avr_fold_absfx): New static function.
 618         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
 619         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
 620         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
 621         AVR_BUILTIN_ABSLLK.
 622         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
 623         (abshk, absk, abslk, absllk): Provide as static inline functions.
 624
 625 2013-01-25  Marek Polacek  <polacek@redhat.com>
 626
 627         PR tree-optimization/56035
 628         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
 629
 630 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 631
 632         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
 633         (*movtf_internal_rex64): Add (!o,C) alternative
 634         (*movxf_internal_rex64): Ditto.
 635         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
 636
 637 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
 638
 639         * doc/invoke.texi: fix typo.
 640         * doc/objc.texi: fix typo.
 641
 642 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
 643
 644         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
 645         for the first two alternatives.
 646
 647 2013-01-24  Diego Novillo  <dnovillo@google.com>
 648
 649         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
 650         (ggc-zone.o): Remove.
 651         * configure.ac: Remove option --with-gc.
 652         * configure: Re-generate.
 653         * doc/install.texi: Remove documentation for --with-gc.
 654         * gengtype.c (write_enum_defn): Remove.  Update all users.
 655         (write_Types_process_field): Remove generation of gt_e_* argument.
 656         (output_type_enum): Remove.  Update all users.
 657         (write_enum_defn): Remove.  Update all users.
 658         (enum alloc_zone): Remove.  Update all users.
 659         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
 660         * ggc-common.c (ggc_splay_alloc): Remove first argument.
 661         Update all callers.
 662         (struct ptr_data): Remove field TYPE.  Update all users.
 663         (gt_pch_note_object): Remove argument TYPE.  Update all users.
 664         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
 665         Update all users.
 666         * ggc-none.c (ggc_alloc_typed_stat): Remove.
 667         (struct alloc_zone): Remove.
 668         (ggc_internal_alloc_zone_stat): Remove.
 669         (ggc_internal_cleared_alloc_zone_stat): Remove.
 670         * ggc-page.c (ggc_alloc_typed_stat): Remove.
 671         (ggc_pch_count_object): Remove last argument.  Update all users.
 672         (ggc_pch_alloc_object): Remove last argument.  Update all users.
 673         (struct alloc_zone): Remove.
 674         * ggc-zone.c: Remove.
 675         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
 676         (struct alloc_zone): Remove.
 677         (ggc_alloc_typed_stat): Remove.
 678         (ggc_alloc_typed): Remove.
 679         (ggc_splay_alloc): Remove first argument.
 680         (rtl_zone): Remove.  Update all users.
 681         (tree_zone): Remove.  Update all users.
 682         (tree_id_zone): Remove.  Update all users.
 683         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
 684         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
 685         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
 686         * tree-ssanames.c: Remove references to zone allocator in comments.
 687
 688 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
 689
 690         * config/avr/avr.c (avr_out_fract): Make register numbers that
 691         might be outside of source operand signed.
 692
 693 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
 694
 695         * config/i386/constraints.md (Yf): New constraint.
 696         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
 697         of f constraint to conditionaly disable x87 register preferences.
 698         (*movdf_internal): Ditto.
 699         (*movsf_internal): Ditto.
 700
 701 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
 702
 703         PR inline-asm/55934
 704         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
 705         that have operands with impossible constraints.
 706         Add a FIXME for a speed-up opportunity.
 707         * lra-constraints.c (process_alt_operands): Verify that a class
 708         selected from constraints on asms is valid for the operand mode.
 709         (curr_insn_transform): Remove incorrect comment.
 710
 711 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
 712
 713         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
 714         TOC operand is a valid symbol ref in the constant pool.
 715
 716 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 717
 718         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
 719
 720 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
 721
 722         PR target/54222
 723         * config/avr/stdfix.h: New file.
 724         * t-avr (stdfix-gcc.h): New rule to build it.
 725         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
 726
 727 2013-01-23  Kostya Serebryany  <kcc@google.com>
 728
 729         * config/darwin.h: remove dependency on
 730         CoreFoundation (asan on Mac OS).
 731
 732 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
 733
 734         PR target/49069
 735         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
 736         instead of cmpdi_operand for first comparison operand.
 737         Don't assert that comparison operands aren't both constants.
 738
 739 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 740
 741         * doc/install.texi (Downloading the Source): Update references to
 742         downloading separate components.
 743
 744 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 745
 746         * doc/extend.texi (__int128): Improve grammar.
 747
 748 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
 749
 750         PR target/56028
 751         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
 752         alternative to (o,r).
 753         (*movdi_internal_rex64): Remove (!o,n) alternative.
 754         (DImode immediate->memory splitter): Remove.
 755         (DImode immediate->memory peephole2): Remove.
 756         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
 757         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
 758         alternative to (!o,*r).
 759         (*movtf_internal_sse): New pattern.
 760         (*movxf_internal_rex64): New pattern.
 761         (*movxf_internal): Disable for TARGET_64BIT.
 762         (*movdf_internal_rex64): Remove (!o,F) alternative.
 763
 764 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 765
 766         PR middle-end/56074
 767         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
 768         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
 769         * tree-vect-loop-manip.c (find_loop_location): Also ignore
 770         stmt locations where LOCATION_LOCUS of the stmt location is
 771         UNKNOWN_LOCATION or BUILTINS_LOCATION.
 772
 773         PR target/55686
 774         * config/i386/i386.md (UNSPEC_STOS): New.
 775         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
 776         *strsetqi_1): Add UNSPEC_STOS.
 777
 778 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
 779
 780         PR c++/56067
 781         * doc/invoke.texi: Remove left over -Wsynth example.
 782
 783 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 784
 785         PR tree-optimization/56051
 786         * fold-const.c (fold_binary_loc): Don't fold
 787         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
 788         a narrowing conversion, or widening conversion from signed
 789         to unsigned.
 790
 791 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 792
 793         PR rtl-optimization/56023
 794         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
 795         dependent on debug instruction.
 796
 797 2013-01-21  Martin Jambor  <mjambor@suse.cz>
 798
 799         PR middle-end/56022
 800         * function.c (allocate_struct_function): Call
 801         invoke_set_current_function_hook earlier.
 802
 803 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 804
 805         * reload1.c (init_reload): Only initialize reload_obstack
 806         during the first call.
 807
 808 2013-01-21  Marek Polacek  <polacek@redhat.com>
 809
 810         * cfgloop.c (verify_loop_structure): Fix up grammar.
 811
 812 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
 813
 814         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
 815         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
 816
 817 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 818
 819         PR target/56058
 820         * config/arm/marvell-pj4.md: Update copyright year.
 821         Fix up use of alu to alu_reg and simple_alu_imm.
 822
 823 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 824
 825         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
 826
 827 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
 828
 829         PR target/55433
 830         * lra-constraints.c (curr_insn_transform): Don't reuse original
 831         insn for secondary memory move when memory mode should be different.
 832
 833 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 834
 835         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
 836         atomic_storedi_1): New patterns.
 837
 838 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 839
 840         btver2 pipeline descriptions.
 841         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
 842         descriptions.
 843         * config/i386/i386.md (btver2_decode): New type attributes.
 844         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
 845         type attributes.
 846         * config/i386/btver2.md: New file describing btver2 pipelines.
 847
 848 2013-01-19  Andrew Pinski  <apinski@cavium.com>
 849
 850         PR tree-optimization/52631
 851         * tree-ssa-sccvn (visit_use): Before looking up the original
 852         statement, try looking up the simplified expression.
 853
 854 2013-01-19  Anthony Green  <green@moxielogic.com>
 855
 856         * config/moxie/moxie.c (moxie_expand_prologue): Set
 857         current_function_static_stack_size.
 858
 859 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 860
 861         PR tree-optimization/56029
 862         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
 863         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
 864
 865 2013-01-18  Sharad Singhai  <singhai@google.com>
 866
 867         PR tree-optimization/55995
 868         * dumpfile.c (dump_loc): Print location only if available.
 869         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
 870
 871 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
 872
 873         PR target/55433
 874         * lra-constraints.c (curr_insn_transform): Reuse original insn for
 875         secondary memory move.
 876         (inherit_reload_reg): Use rclass instead of cl for
 877         check_secondary_memory_needed_p.
 878
 879 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 880
 881         PR middle-end/56015
 882         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
 883         the case where writing real complex part of target modifies op1.
 884
 885 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
 886
 887         * config/aarch64/aarch64-simd.md
 888         (aarch64_vcond_internal<mode>): Handle unordered cases.
 889         * config/aarch64/iterators.md (v_cmp_result): New.
 890
 891 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
 892             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 893
 894         * config/arm/marvell-pj4.md: New file.
 895         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
 896         * config/arm/arm.md (generic_sched): Add marvell_pj4.
 897         (generic_vfp): Likewise.
 898         * config/arm/arm-cores.def: Add marvell-pj4.
 899         * config/arm/arm-tune.md: Regenerate.
 900         * config/arm/arm-tables.opt: Regenerate.
 901         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
 902         * doc/invoke.texi: Document marvell-pj4.
 903
 904 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
 905
 906         * config/aarch64/arm_neon.h: Map scalar types to standard types.
 907
 908 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 909
 910         PR debug/54114
 911         PR debug/54402
 912         PR debug/49888
 913         * var-tracking.c (negative_power_of_two_p): New.
 914         (global_get_addr_cache, local_get_addr_cache): New.
 915         (get_addr_from_global_cache, get_addr_from_local_cache): New.
 916         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
 917         heading comment.
 918         (vt_stack_offset_p): Remove.
 919         (vt_canon_true_dep): Always canonicalize loc's address.
 920         (clobber_overlapping_mems): Make sure we have a MEM.
 921         (local_get_addr_clear_given_value): New.
 922         (val_reset): Clear local cached entries.
 923         (compute_bb_dataflow): Create and release the local cache.
 924         Disable duplicate MEMs clobbering.
 925         (emit_notes_in_bb): Clobber MEMs likewise.
 926         (vt_emit_notes): Create and release the local cache.
 927         (vt_initialize, vt_finalize): Create and release the global
 928         cache, respectively.
 929         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
 930
 931 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 932
 933         PR libmudflap/53359
 934         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
 935         not found in the symtab.
 936
 937 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 938
 939         PR debug/56006
 940         PR rtl-optimization/55547
 941         PR rtl-optimization/53827
 942         PR debug/53671
 943         PR debug/49888
 944         * alias.c (offset_overlap_p): New, factored out of...
 945         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
 946         the conservative special case for symbolic constants.  Don't
 947         adjust zero sizes on alignment.
 948
 949 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
 950
 951         PR rtl-optimization/52573
 952         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
 953         REG_UNUSED for the same register.
 954
 955 2013-01-17  Richard Biener  <rguenther@suse.de>
 956             Marek Polacek  <polacek@redhat.com>
 957
 958         PR rtl-optimization/55833
 959         * loop-unswitch.c (unswitch_loops): Move loop verification...
 960         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
 961         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
 962         Set it to true when we're removing a loop from hierarchy tree in
 963         an irreducible region.
 964         (fix_bb_placements): Adjust caller.
 965         (fix_loop_placements): Likewise.
 966
 967 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
 968
 969         * config/avr/builtins.def (DEF_BUILTIN): Factor out
 970         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
 971         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
 972         Remove ID.  Adjust comments.
 973         * config/avr/avr-c.c (avr_builtin_name): Remove.
 974         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
 975         * config/avr/avr.c (avr_tolower): New static function.
 976         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
 977         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
 978         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
 979         default expansion.
 980
 981 2013-01-17  Jan Hubicka  <jh@suse.cz>
 982
 983         PR tree-optimization/55273
 984         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
 985
 986 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
 987
 988         PR target/55981
 989         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
 990         store through atomic_store<mode>_1.
 991         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
 992
 993 2013-01-17  Martin Jambor  <mjambor@suse.cz>
 994
 995         PR tree-optimizations/55264
 996         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
 997         for virtual methods.
 998         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
 999         virtual methods before inlining is over.
1000         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
1001         virtual functions.
1002         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
1003         non-virtual.
1004
1005 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
1006
1007         PR rtl-optimization/56005
1008         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
1009         pending reads for prefetch.
1010
1011 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
1012
1013         * config/aarch64/aarch64.md
1014         (*cstoresi_neg_uxtw): New pattern.
1015         (*cmovsi_insn_uxtw): New pattern.
1016         (*<optab>si3_uxtw): New pattern.
1017         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
1018         (*<optab>si3_insn_uxtw): New pattern.
1019         (*bswapsi2_uxtw): New pattern.
1020
1021 2013-01-16  Richard Biener  <rguenther@suse.de>
1022
1023         * tree-inline.c (tree_function_versioning): Remove set but
1024         never used variable.
1025
1026 2013-01-16  Richard Biener  <rguenther@suse.de>
1027
1028         PR tree-optimization/55964
1029         * tree-flow.h (rename_variables_in_loop): Remove.
1030         (rename_variables_in_bb): Likewise.
1031         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
1032         (copy_loop_before): Adjust and delete update-ssa status.
1033         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
1034         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
1035         (rename_variables_in_loop): Remove.
1036         (slpeel_update_phis_for_duplicate_loop): Likewise.
1037         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
1038         use available cfg machinery instead of duplicating it.
1039         Update PHI nodes and perform poor-mans SSA update here.
1040         (slpeel_tree_peel_loop_to_edge): Adjust.
1041
1042 2013-01-16  Richard Biener  <rguenther@suse.de>
1043
1044         PR tree-optimization/54767
1045         PR tree-optimization/53465
1046         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
1047         (vrp_visit_phi_node): For PHI arguments coming via backedges
1048         drop all symbolical range information.
1049         (execute_vrp): Compute backedges.
1050
1051 2013-01-16  Richard Biener  <rguenther@suse.de>
1052
1053         * doc/install.texi: Update CLooG and ISL requirements to
1054         0.18.0 and 0.11.1.
1055
1056 2013-01-16  Christian Bruel  <christian.bruel@st.com>
1057
1058         PR target/55301
1059         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
1060         (broken_move): Handle UNSPECV_SP_SWITCH_B.
1061         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
1062
1063 2013-01-16  DJ Delorie  <dj@redhat.com>
1064
1065         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1066         (UNSPECV_SP_SWITCH_E): New.
1067         (sp_switch_1): Change to an unspec.
1068         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
1069         replace $r15.
1070
1071 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
1072
1073         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
1074         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
1075         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
1076         (expand_mem_thread_fence): Ditto.
1077         (expand_mem_signal_fence): Ditto.
1078         (expand_atomic_load): Ditto.
1079         (expand_atomic_store): Ditto.
1080
1081 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
1082
1083         PR rtl-optimization/55547
1084         PR rtl-optimization/53827
1085         PR debug/53671
1086         PR debug/49888
1087         * alias.c (memrefs_conflict_p): Set sizes to negative after
1088         AND adjustments.
1089
1090 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1091
1092         PR target/55940
1093         * function.c (thread_prologue_and_epilogue_insns): Always
1094         add crtl->drap_reg to set_up_by_prologue.set, even if
1095         stack_realign_drap is false.
1096
1097 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
1098
1099         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
1100         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
1101         *call): Fix indention.
1102
1103 2013-01-15  Tom de Vries  <tom@codesourcery.com>
1104
1105         PR target/55876
1106         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
1107         Update comment.
1108
1109 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
1110
1111         PR rtl-optimization/55153
1112         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
1113
1114 2013-01-15  Martin Jambor  <mjambor@suse.cz>
1115
1116         PR tree-optimization/55920
1117         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
1118         accesses as grp_to_be_debug_replaced.
1119
1120 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1121
1122         PR tree-optimization/55920
1123         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
1124         there is non-useless type conversion needed from debug rhs to lhs,
1125         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
1126
1127 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
1128             Mikael Pettersson  <mikpe@it.uu.se>
1129
1130         PR target/43961
1131         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
1132         Thumb.
1133         (ASM_OUTPUT_CASE_LABEL): Remove.
1134         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
1135         * final.c (shorten_branches): Update alignment of labels before
1136         jump tables if CASE_VECTOR_SHORTEN_MODE.
1137
1138 2013-01-15  Richard Biener  <rguenther@suse.de>
1139
1140         PR bootstrap/55961
1141         * system.h: Do not include gmp.h for building host tools.
1142
1143 2013-01-15  Richard Biener  <rguenther@suse.de>
1144
1145         PR middle-end/55882
1146         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1147         account for bitpos when computing alignment.
1148
1149 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
1150
1151         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
1152         (ix86_target_macros_internal): Likewise.
1153
1154         * config/i386/i386.c (m_CORE2I7): Removed.
1155         (m_CORE_HASWELL): New macro.
1156         (m_CORE_ALL): Likewise.
1157         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
1158         (initial_ix86_arch_features): Likewise.
1159         (processor_target_table): Initializations for Core avx2.
1160         (cpu_names): New names "core-avx2".
1161         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
1162         PROCESSOR_CORE_HASWELL.
1163         (ix86_issue_rate): New case.
1164         (ia32_multipass_dfa_lookahead): Likewise.
1165         (ix86_sched_init_global): Likewise.
1166
1167         * config/i386/i386.h (TARGET_HASWELL): New macro.
1168         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
1169         (processor_type): New PROCESSOR_HASWELL.
1170
1171 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1172
1173         PR tree-optimization/55955
1174         * tree-vect-loop.c (vectorizable_reduction): Give up early on
1175         *SHIFT_EXPR and *ROTATE_EXPR codes.
1176
1177         PR tree-optimization/48766
1178         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
1179         -ftrapv disable -fwrapv.
1180
1181 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1182
1183         PR target/55974
1184         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1185         etc. to 1 and not to __flash.
1186         Use LL suffix for __INT24_MAX__ with -mint8.
1187         Use ULL suffix for __UINT24_MAX__ with -mint8.
1188
1189 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1190
1191         * config/avr/avr-arch.h
1192         (struct base_arch_s): Use typedef avr_arch_t instead.
1193         (struct arch_info_s): Use typedef avr_arch_info_t instead.
1194         (struct mcu_type_s): Use typedef avr_mcu_t instead.
1195         * config/avr/avr.c: Same.
1196         * config/avr/avr-devices.c: Same.
1197         * config/avr/driver-avr.c: Same.
1198         * config/avr/gen-avr-mmcu-texi.c: Same.
1199         * config/avr/avr-mcus.def: Adjust comment.
1200
1201 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
1202
1203         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
1204         * config/aarch64/iterators.md (VALLDI): New.
1205
1206 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
1207             Andi Kleen  <ak@linux.intel.com>
1208
1209         PR target/55948
1210         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
1211         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
1212         memmodel flag.
1213
1214 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1215
1216         * config/avr/avr-stdint.h: Remove trailing blanks.
1217         * config/avr/avr-log.h: Same.
1218         * config/avr/avr-arch.h: Same.
1219         * config/avr/avr-devices.c: Same.
1220         * config/avr/avr-dimode.md: Same.
1221         * config/avr/predicates.md: Same.
1222         * config/avr/avr-c.c: Same.  And fix typo.
1223
1224         * config/avr/avr-protos.h: Same.  And:
1225         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
1226         (init_cumulative_args): Rename to avr_init_cumulative_args.
1227         (expand_prologue): Rename to avr_expand_prologue.
1228         (expand_epilogue): Rename to avr_expand_epilogue.
1229         (adjust_insn_length): Rename to avr_adjust_insn_length.
1230         (notice_update_cc): Rename to avr_notice_update_cc.
1231         (final_prescan_insn): Rename to avr_final_prescan_insn.
1232         * config/avr/avr.c: Same.
1233         * config/avr/avr.h: Same.
1234         * config/avr/avr.md: Remove trailing blanks.
1235         (prologue): Use avr_expand_prologue.
1236         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
1237
1238 2013-01-14  Richard Biener  <rguenther@suse.de>
1239
1240         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
1241         verify_location, collect_subblocks): New functions.
1242         (verify_gimple_in_cfg): Verify that locations only reference
1243         BLOCKs in the functions BLOCK tree.
1244
1245 2013-01-14  Richard Biener  <rguenther@suse.de>
1246
1247         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
1248         PHI argument.
1249         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
1250         unshare reference.
1251         (insert_out_of_ssa_copy_on_edge): Likewise.
1252         (rewrite_close_phi_out_of_ssa): Likewise.
1253         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
1254         debug expressions.
1255         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
1256         propagated constants.
1257         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
1258         can not be shared.
1259
1260 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1261
1262         * config/avr/avr-modes.def: Add GPL copyright notice.
1263
1264 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
1265
1266         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
1267         MEMMODEL_MASK to determine memory model.
1268         (atomic_store<mode>): Ditto from operands[2].
1269         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
1270
1271 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
1272
1273         PR fortran/55935
1274         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
1275         (fold_gimple_assign): Don't call unshare_expr here.
1276         (fold_ctor_reference): Call unshare_expr.
1277
1278 2013-01-13  Terry Guo  <terry.guo@arm.com>
1279
1280         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
1281         * doc/fragments.texi: Document MULTILIB_REUSE.
1282         * gcc.c (multilib_reuse): New internal spec.
1283         (set_multilib_dir): Also search multilib from multilib_reuse.
1284         * genmultilib (tmpmultilib3): Refactor code.
1285         (tmpmultilib4): Ditto.
1286         (multilib_reuse): New multilib argument.
1287
1288 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
1289
1290         * Makefile.in: Update copyright.
1291
1292 2013-01-12  Tom de Vries  <tom@codesourcery.com>
1293
1294         PR middle-end/55890
1295         * calls.c (expand_call): Check if arg_nr is valid.
1296
1297 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
1298
1299         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1300         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1301         documentation.  Add missing '__' in front of
1302         __builtin_ia32_packssdw256.
1303
1304 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1305
1306         PR target/55719
1307         * config/s390/s390.c (s390_preferred_reload_class): Do not return
1308         NO_REGS for larl operands.
1309         (s390_reload_larl_operand): Use s390_load_address instead of
1310         emit_move_insn.
1311
1312 2013-01-11  Richard Biener  <rguenther@suse.de>
1313
1314         * tree-cfg.c (verify_node_sharing_1): Split out from ...
1315         (verify_node_sharing): ... here.
1316         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
1317
1318 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1319
1320         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
1321         Substitute TREECHECKING.
1322         * configure: Regenerate.
1323         * Makefile.in (TREECHECKING): New.
1324
1325 2013-01-11  Richard Guenther  <rguenther@suse.de>
1326
1327         PR tree-optimization/44061
1328         * tree-vrp.c (extract_range_basic): Compute zero as
1329         value-range for __builtin_constant_p of function parameters.
1330
1331 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
1332
1333         Update copyright years.
1334
1335 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
1336
1337         PR rtl-optimization/55672
1338         * lra-eliminations.c (mark_not_eliminable): Permit addition with
1339         const to be eliminable.
1340
1341 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
1342
1343         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
1344         * configure: Regenerate.
1345
1346 2013-01-10  Richard Biener  <rguenther@suse.de>
1347
1348         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
1349
1350 2013-01-10  Richard Biener  <rguenther@suse.de>
1351
1352         PR bootstrap/55792
1353         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
1354         locations for virtual PHI arguments.
1355         (rewrite_update_phi_arguments): Likewise.
1356
1357 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
1358
1359         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
1360         on to assembler.
1361
1362 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
1363
1364         PR tree-optimization/55921
1365         * tree-complex.c (expand_complex_asm): New function.
1366         (expand_complex_operations_1): Call it for GIMPLE_ASM.
1367
1368 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1369
1370         PR target/55718
1371         * config/s390/s390.c (s390_symref_operand_p)
1372         (s390_loadrelative_operand_p): Merge the two functions.
1373         (s390_check_qrst_address, print_operand_address): Add parameters
1374         to s390_loadrelative_operand_p invokation.
1375         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
1376         (s390_reload_larl_operand, s390_secondary_reload): Use
1377         s390_loadrelative_operand_p instead of s390_symref_operand_p.
1378         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
1379
1380 2013-01-09  Mike Stump  <mikestump@comcast.net>
1381
1382         * dse.c (record_store): Remove unnecessary assert.
1383
1384 2013-01-09  Jan Hubicka  <jh@suse.cz>
1385
1386         PR tree-optimization/55569
1387         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
1388         * cfgloop.h (scale_loop_profile): Likewise.
1389
1390 2013-01-09  Jan Hubicka  <jh@suse.cz>
1391
1392         PR lto/45375
1393         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
1394         functions.
1395         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
1396
1397 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
1398
1399         PR middle-end/55114
1400         * expr.h (maybe_emit_group_store): Declare.
1401         * expr.c (maybe_emit_group_store): New function.
1402         * builtins.c (expand_builtin_int_roundingfn): Call it.
1403         (expand_builtin_int_roundingfn_2): Likewise.
1404
1405 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
1406
1407         PR rtl-optimization/55829
1408         * lra-constraints.c (match_reload): Add code for absent output.
1409         (curr_insn_transform): Add code for reloads of matched inputs
1410         without output.
1411
1412 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
1413
1414         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1415         attribute of movddup insn to DF.
1416         (*vec_interleave_lowv2df): Ditto.
1417         (vec_dupv2df): Ditto.
1418
1419 2013-01-09  Jan Hubicka  <jh@suse.cz>
1420
1421         PR tree-optimiation/55875
1422         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
1423         EVERY_ITERATION parameter.
1424         (number_of_iterations_exit): Check if exit is executed every iteration.
1425         (idx_infer_loop_bounds): Similarly here.
1426         (n_of_executions_at_most): Simplify
1427         to only test for cases where statement is dominated by the
1428         particular bound; handle correctly the "postdominance" test.
1429         (scev_probably_wraps_p): Use max loop iterations info
1430         as a global bound first.
1431
1432 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
1433             Nick Clifton  <nickc@redhat.com>
1434
1435         * config/v850/v850.md (cbranchsf4): New pattern.
1436         (cstoresf4): New pattern.
1437         (cbranchdf4): New pattern.
1438         (cstoredf4): New pattern.
1439         (movsicc): Disallow floating point comparisons.
1440         (cmpsf_le_insn): Fix order of operators.
1441         (cmpsf_lt_insn): Likewise.
1442         (cmpsf_eq_insn): Likewise.
1443         (cmpdf_le_insn): Likewise.
1444         (cmpdf_lt_insn): Likewise.
1445         (cmpdf_eq_insn): Likewise.
1446         (cmpsf_ge_insn): Use LE comparison.
1447         (cmpdf_ge_insn): Likewise.
1448         (cmpsf_gt_insn): Use LT comparison.
1449         (cmpdf_gt_insn): Likewise.
1450         (cmpsf_ne_insn): Delete pattern.
1451         (cmpdf_ne_insn): Delete pattern.
1452         * config/v850/v850.c (v850_gen_float_compare): Use
1453         gen_cmpdf_eq_insn for NE comparison.
1454         (v850_float_z_comparison_operator)
1455         (v850_float_nz_comparison_operator): Move from here ...
1456         * config/v850/predicates.md: ... to here.  Move GT and GE
1457         comparisons into v850_float_z_comparison_operator.
1458         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
1459         Delete prototype.
1460         (v850_float_nz_comparison_operator): Likewise.
1461
1462 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1463
1464         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
1465         with calls to gen_insvsi/gen_insvdi.
1466
1467 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1468
1469         * config/i386/i386.c (initial_ix86_tune_features): Set up
1470         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
1471
1472 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
1473             Jakub Jelinek  <jakub@redhat.com>
1474
1475         PR tree-optimization/48189
1476         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1477         If nitercst is 0, don't predict the exit edge.
1478
1479 2013-01-08   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1480
1481         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
1482         in asm_fprintf with reg_names.
1483         (aarch64_print_operand_address): Likewise.
1484         (aarch64_return_addr): Likewise.
1485         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
1486
1487 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1488
1489         * config/pa/pa.h (VAL_U6_BITS_P): Define.
1490         (INT_U6_BITS): Likewise.
1491         * config/pa/predicates.md (uint6_operand): New predicate.
1492         (shift5_operand, shift6_operand): Likewise.
1493         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
1494         arith32_operand.
1495         (lshrdi3): Use shift6_operand.
1496         (shrpsi4, shrpdi4): New insn patterns.
1497         (extzv): Delete expander.
1498         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
1499         predicates in unamed zero extract patterns.  Tighten common constraint.
1500         (extv): Delete expander.
1501         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
1502         predicates in unamed sign extract patterns.  Tighten common constraint.
1503         (insv): Delete expander.
1504         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
1505         predicates in unamed insert patterns.  Tighten common constraint.
1506         Change uint32_operand predicate to uint6_operand predicate in unamed
1507         DImode pattern to insert constant values of type 1...1xxxx.
1508
1509 2013-01-04  Jan Hubicka  <jh@suse.cz>
1510
1511         PR tree-optimization/55823
1512         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
1513         issue.
1514
1515 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1516             Uros Bizjak  <ubizjak@gmail.com>
1517
1518         PR rtl-optimization/55845
1519         * df-problems.c (can_move_insns_across): Stop scanning at
1520         volatile_insn_p source instruction or give up if
1521         across_from .. across_to range contains any volatile_insn_p
1522         instructions.
1523
1524 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1525
1526         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
1527         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
1528         Declare.
1529         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
1530         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
1531
1532 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1533
1534         PR fortran/55341
1535         * asan.c (asan_clear_shadow): New function.
1536         (asan_emit_stack_protection): Use it.
1537
1538 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1539
1540         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
1541         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
1542         with tab instead of space.
1543
1544 2013-01-08  Nick Clifton  <nickc@redhat.com>
1545
1546         * config/rl78/rl78.c (rl78_expand_prologue): Always select
1547         register bank 0 at the start of an interrupt handler.
1548         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
1549         MDBH registers.
1550
1551 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1552
1553         * config/aarch64/aarch64-simd.md
1554         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
1555         (aarch64_simd_bsl): Likewise.
1556         (aarch64_vcond_internal<mode>): Likewise.
1557         (vcond<mode><mode>): Likewise.
1558         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
1559         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
1560
1561 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1562
1563         * config/aarch64/aarch64-builtins.c
1564         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
1565
1566 2013-01-08  Martin Jambor  <mjambor@suse.cz>
1567
1568         PR debug/55579
1569         * tree-sra.c (analyze_access_subtree): Return true also after
1570         potentially creating a debug-only replacement.
1571
1572 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1573
1574         PR middle-end/55890
1575         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
1576
1577         PR tree-optimization/54120
1578         * tree-vrp.c (range_fits_type_p): Don't allow
1579         src_precision < precision from signed vr to unsigned_p
1580         if vr->min or vr->max is negative.
1581         (simplify_float_conversion_using_ranges): Test can_float_p
1582         against CODE_FOR_nothing.
1583
1584 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1585             Richard Biener  <rguenther@suse.de>
1586
1587         PR middle-end/55851
1588         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
1589         types instead of just INTEGER_TYPE types.
1590
1591 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
1592
1593         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
1594         TF_SIZE): Define.
1595
1596 2013-01-07  Steve Ellcey  <sellcey@mips.com>
1597
1598         PR target/42661
1599         * config/mips/mips.opt: Change mad to mmad to match documentation.
1600
1601 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1602
1603         PR target/55897
1604         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1605         .progmemx.data now.
1606
1607 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1608
1609         PR target/55897
1610         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1611         (avr_addrspace_t): Add .section_name field.
1612         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1613         array size.
1614         (avr_addrspace): Same.  Initialize .section_name.  Remove last
1615         NULL entry.  Put __memx into .progmemx.data.
1616         (progmem_section_prefix): Remove.
1617         (avr_asm_init_sections): No need to initialize progmem_section.
1618         (avr_asm_named_section): Use avr_addrspace[].section_name to get
1619         section name prefix.
1620         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
1621         retrieve the progmem section.
1622         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1623         boundary to run over avr_addrspace[].
1624         (avr_register_target_pragmas): Ditto.
1625
1626 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
1627
1628         * varasm.c (output_constant_def_contents): For asan_protect_global
1629         protected strings, adjust DECL_ALIGN if needed, before testing for
1630         anchored symbols.
1631         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
1632         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
1633         normal decls.
1634         (output_object_block): For asan protected decls, emit asan padding
1635         after their contents.
1636         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
1637         (asan_finish_file): Test it here instead.
1638
1639 2013-01-07   Nick Clifton  <nickc@redhat.com>
1640              Matthias Klose  <doko@debian.org>
1641              Doug Kwan  <dougkwan@google.com>
1642              H.J. Lu  <hongjiu.lu@intel.com>
1643
1644         PR driver/55470
1645         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
1646
1647         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
1648
1649         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
1650
1651         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
1652
1653         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
1654
1655 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1656
1657         PR target/54461
1658         * doc/install.texi (Cross-Compiler-Specific Options): Document
1659         --with-avrlibc.
1660
1661 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
1662
1663         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
1664         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
1665         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
1666         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
1667         vqmovun_high_s64): Fix source operand number and update copyright.
1668
1669 2013-01-07  Richard Biener  <rguenther@suse.de>
1670
1671         PR middle-end/55890
1672         * gimple.h (gimple_call_builtin_p): New overload.
1673         * gimple.c (validate_call): New function.
1674         (gimple_call_builtin_p): Likewise.
1675         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1676         Use gimple_call_builtin_p.
1677         (find_func_clobbers): Likewise.
1678         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1679         (strlen_optimize_stmt): Likewise.
1680
1681 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1682
1683         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
1684         (vld1q_dup_*): Likewise.
1685         (vld1_*): Likewise.
1686         (vld1q_*): Likewise.
1687         (vld1_lane_*): Likewise.
1688         (vld1q_lane_*): Likewise.
1689
1690 2013-01-07  Richard Biener  <rguenther@suse.de>
1691
1692         * lto-streamer.h (LTO_minor_version): Bump to 2.
1693
1694 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1695
1696         * config/aarch64/aarch64-protos.h
1697         (aarch64_const_double_zero_rtx_p): Rename to...
1698         (aarch64_float_const_zero_rtx_p): ...this.
1699         (aarch64_float_const_representable_p): New.
1700         (aarch64_output_simd_mov_immediate): Likewise.
1701         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
1702         move immediate case.
1703         * config/aarch64/aarch64.c
1704         (aarch64_const_double_zero_rtx_p): Rename to...
1705         (aarch64_float_const_zero_rtx_p): ...this.
1706         (aarch64_print_operand): Allow printing of new constants.
1707         (aarch64_valid_floating_const): New.
1708         (aarch64_legitimate_constant_p): Check for valid floating-point
1709         constants.
1710         (aarch64_simd_valid_immediate): Likewise.
1711         (aarch64_vect_float_const_representable_p): New.
1712         (aarch64_float_const_representable_p): Likewise.
1713         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
1714         (aarch64_output_simd_mov_immediate): New.
1715         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
1716         (*movdf_aarch64): Likewise.
1717         * config/aarch64/constraints.md (Ufc): New.
1718         (Y): call aarch64_float_const_zero_rtx.
1719         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
1720
1721 2013-01-07  Richard Biener  <rguenther@suse.de>
1722
1723         PR tree-optimization/55888
1724         PR tree-optimization/55862
1725         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
1726         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
1727         not if it is contained therein.
1728
1729 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1730
1731         * config/avr/t-avr: Typo.
1732
1733 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1734
1735         PR55243
1736         * config/avr/t-avr: Don't automatically rebuild
1737         $(srcdir)/config/avr/t-multilib
1738         $(srcdir)/config/avr/avr-tables.opt
1739         $(srcdir)/doc/avr-mmcu.texi
1740         (avr-mcus): New phony target to build them on request.
1741         (s-avr-mlib, s-avr-mmcu-texi): Remove.
1742         * avr/avr-mcus.def: Adjust comments.
1743
1744 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
1745
1746         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
1747
1748 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1749
1750         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
1751
1752 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1753
1754         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
1755
1756 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
1757
1758         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
1759         to generate profiling.
1760         * config/rs6000/aix64.h (LIB_SPEC): Same.
1761
1762 2013-01-04  Andrew Pinski  <apinski@cavium.com>
1763
1764         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
1765         New function.
1766         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1767
1768 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
1769
1770         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
1771         unconditionally.
1772         (ix86_expand_move): Ditto.
1773         (ix86_zero_extend_to_Pmode): Ditto.
1774         (ix86_expand_call): Ditto.
1775         (ix86_expand_special_args_builtin): Ditto.
1776         (ix86_expand_builtin): Ditto.
1777
1778 2013-01-04  Richard Biener  <rguenther@suse.de>
1779
1780         PR tree-optimization/55862
1781         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
1782         translating them through PHI nodes.
1783
1784 2013-01-04  Martin Jambor  <mjambor@suse.cz>
1785
1786         PR tree-optimization/55755
1787         * tree-sra.c (sra_modify_assign): Do not check that an access has no
1788         children when trying to avoid producing a VIEW_CONVERT_EXPR.
1789
1790 2013-01-04  Marek Polacek  <polacek@redhat.com>
1791
1792         PR middle-end/55859
1793         * opts.c (default_options_optimization): Clarify error message.
1794
1795 2013-01-04  Richard Biener  <rguenther@suse.de>
1796
1797         PR middle-end/55863
1798         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
1799         reassociation.
1800
1801 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1802
1803         PR target/53789
1804         * config/pa/pa.md (movsi): Revert previous change.
1805         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1806         references.
1807
1808 2013-01-03  Richard Henderson  <rth@redhat.com>
1809
1810         * config/i386/i386.c (ix86_expand_move): Always assign to op1
1811         after eliminating TLS symbols.
1812
1813 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
1814
1815         PR bootstrap/50167
1816         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
1817         * graphite-poly.c (debug_gmp_value): Likewise.
1818
1819 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
1820
1821         PR target/55712
1822         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1823         selected code model, define __code_mode_small__, __code_model_medium__,
1824         __code_model_large__, __code_model_32__ or __code_model_kernel__.
1825         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1826         xchg temporary register with %k.  Declare temporary register as
1827         early clobbered.
1828         [__x86_64__]: For medium and large code models, preserve %rbx register.
1829
1830 2013-01-03  Richard Biener  <rguenther@suse.de>
1831
1832         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
1833         (dump_subscript): Adjust.
1834         (finalize_ddr_dependent): Do not dump redundant info.
1835         (analyze_siv_subscript): Adjust.
1836         (subscript_dependence_tester): Likewise.
1837         (compute_affine_dependence): Likewise.
1838
1839 2013-01-03  Richard Biener  <rguenther@suse.de>
1840
1841         Revert
1842         2013-01-03  Richard Biener  <rguenther@suse.de>
1843
1844         PR tree-optimization/55857
1845         * tree-vect-stmts.c (vectorizable_load): Do not setup
1846         re-alignment for invariant loads.
1847
1848         2013-01-02  Richard Biener  <rguenther@suse.de>
1849
1850         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1851         invariant load do not generate a vector load from the scalar location.
1852
1853 2013-01-03  Richard Biener  <rguenther@suse.de>
1854
1855         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
1856         for not vectorizing.
1857         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
1858         not build INDIRECT_REFs, call get_name once only.
1859         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
1860         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
1861
1862 2013-01-03  Richard Biener  <rguenther@suse.de>
1863
1864         PR tree-optimization/55857
1865         * tree-vect-stmts.c (vectorizable_load): Do not setup
1866         re-alignment for invariant loads.
1867
1868 2013-01-03  Richard Biener  <rguenther@suse.de>
1869
1870         PR lto/55848
1871         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
1872         prefer a built-in decl.
1873
1874 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1875
1876         * gcc.c (process_command): Update copyright notice dates.
1877         * gcov.c (print_version): Likewise.
1878         * gcov-dump.c (print_version): Likewise.
1879
1880         PR rtl-optimization/55838
1881         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1882         iv0.step, iv1.step and step.
1883
1884 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1885             Marc Glisse  <marc.glisse@inria.fr>
1886
1887         PR tree-optimization/55832
1888         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
1889         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
1890         integer_{one,zero}_node.
1891
1892 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1893
1894         PR debug/54402
1895         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
1896         * var-tracking.c (reverse_op): Don't add reverse ops to
1897         VALUEs that have already
1898         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
1899
1900 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
1901
1902         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
1903
1904 2013-01-02  Teresa Johnson  <tejohnson@google.com>
1905
1906         * dumpfile.c (dump_loc): Print filename with location.
1907         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
1908         new location_t parameter to emit complete unroll message with
1909         new dump framework.
1910         (canonicalize_loop_induction_variables): Compute loops location
1911         and pass to try_unroll_loop_completely.
1912         * loop-unroll.c (report_unroll_peel): New function.
1913         (peel_loops_completely): Use new dump format with location
1914         for main dumpfile message, and invoke report_unroll_peel on success.
1915         (decide_unrolling_and_peeling): Ditto.
1916         (decide_peel_once_rolling): Remove old dumpfile message subsumed
1917         by report_unroll_peel.
1918         (decide_peel_completely): Ditto.
1919         (decide_unroll_constant_iterations): Ditto.
1920         (decide_unroll_runtime_iterations): Ditto.
1921         (decide_peel_simple): Ditto.
1922         (decide_unroll_stupid): Ditto.
1923         * cfgloop.c (get_loop_location): New function.
1924         * cfgloop.h (get_loop_location): Declare.
1925
1926 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1927
1928         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
1929         NULL.
1930
1931 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1932
1933         PR middle-end/55198
1934         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
1935         BLKmode objects when EXPAND_MEMORY is specified.
1936
1937 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1938
1939         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
1940         in loop predicate.
1941         (fold_builtin_cpu): Do not share cpu model decls across statements.
1942
1943 2013-01-02  Jason Merrill  <jason@redhat.com>
1944
1945         PR c++/55804
1946         * tree.c (build_array_type_1): Revert earlier change.
1947
1948 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
1949
1950         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
1951         "cortex-a57".
1952         * config/aarch64/aarch64-tune.md: Re-generate.
1953
1954 2013-01-02  Richard Biener  <rguenther@suse.de>
1955
1956         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1957         invariant load do not generate a vector load from the scalar location.
1958
1959 2013-01-02  Richard Biener  <rguenther@suse.de>
1960
1961         PR bootstrap/55784
1962         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
1963         * configure: Regenerate.
1964
1965 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1966
1967         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
1968         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
1969         (expand_builtin_int_roundingfn_2): Keep the original target around
1970         for the fallback case.
1971
1972 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1973
1974         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
1975         to be clear for sign changes.
1976
1977 2013-01-01  Jan Hubicka  <jh@suse.cz>
1978
1979         * ipa-inline-analysis.c: Fix formatting.
1980
1981 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
1982
1983         PR tree-optimization/55831
1984         * tree-vect-loop.c (get_initial_def_for_induction): Use
1985         gsi_after_labels instead of gsi_start_bb.
1986 \f
1987 Copyright (C) 2013 Free Software Foundation, Inc.
1988
1989 Copying and distribution of this file, with or without modification,
1990 are permitted in any medium without royalty provided the copyright
1991 notice and this notice are preserved.