gcc/ChangeLog

   1 2015-05-01  Sandra Loosemore  <sandra@codesourcery.com>
   2
   3         * doc/extend.texi (Variable Attributes): Add menu and proper
   4         @nodes to subsections.  Move Microsoft Windows attributes to
   5         their own subsection.
   6         (Type Attributes): Reorganize introduction to remove duplicate
   7         list of attributes.  Add menu and proper @nodes to subsections.
   8         Alphabetize the main table of common attributes.
   9
  10 2015-05-01  Rasmus Villemoes  <rv@rasmusvillemoes.dk>
  11
  12         * match.pd: New simplification patterns.
  13         (x + (x & 1))  -> ((x + 1) & ~1)
  14         (x & ~(x & y)) -> ((x & ~y))
  15         (x | ~(x | y)) -> ((x | ~y))
  16
  17 2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  18
  19         * target.def (attribute_table): Mention that struct attribute_spec
  20         is defined in tree-core.h rather than tree.h
  21         * doc/tm.texi: Regenerate.
  22
  23 2015-05-01  Richard Sandiford  <richard.sandiford@arm.com>
  24
  25         * genrecog.c (test): Rename to rtx_test.  Update rest of file
  26         accordingly.
  27
  28 2015-05-01  Andreas Schwab  <schwab@linux-m68k.org>
  29
  30         PR translation/65959
  31         * params.h (DEFPARAM): Rename msgid to nocmsgid.
  32
  33 2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>
  34
  35         * gcc/config/aarch64/aarch64-protos.h (tune_params):
  36         Add min_div_recip_mul_sf and min_div_recip_mul_df fields.
  37         * gcc/config/aarch64/aarch64.c (aarch64_min_divisions_for_recip_mul):
  38         Return value depending on target.
  39         (generic_tunings): Initialize new target settings.
  40         (cortexa53_tunings): Likewise.
  41         (cortexa57_tunings): Likewise.
  42         (thunderx_tunings): Likewise.
  43         (xgene1_tunings): Likewise.
  44
  45 2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>
  46
  47         * gcc/config/arm/aarch-cost-tables.h (cortexa53_extra_costs):
  48         Make Cortex-A53 shift costs more accurate.
  49
  50 2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  51
  52         * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle FLOAT and
  53         UNSIGNED_FLOAT.
  54
  55 2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>
  56
  57         * gcc/config/aarch64/aarch64.c (aarch64_rtx_costs):
  58         Calculate cost of op0 and op1 in PLUS and MINUS cases.
  59
  60 2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  61
  62         * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
  63         Add cost of op0 in the compare-with-fpzero case.
  64
  65 2015-04-30  David Malcolm  <dmalcolm@redhat.com>
  66
  67         * builtins.c (fold_builtin_1): Remove spurious second
  68         semicolon.
  69         * cgraph.h (symtab_node::get_availability): Likewise.
  70         * opts.c (common_handle_option): Remove spurious second semicolon.
  71         * tree-ssa-loop-ivopts.c (extract_cond_operands): Likewise.
  72         * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise.
  73
  74 2015-04-30  Caroline Tice  <cmtice@google.com>
  75
  76         PR 65929
  77         * config/elfos.h (ASM_DECLARE_COLD_FUNCTION_NAME): New macro definition.
  78         (ASM_DECLARE_COLD_FUNCTION_SIZE): New macro definition.
  79         * doc/tm.texi.in (ASM_DECLARE_COLD_FUNCTION_NAME): Document new macro.
  80         (ASM_DECLARE_COLD_FUNCTION_SIZE): Document new macro.
  81         * doc/tm.texi: Regenerate.
  82         * final.c (final_scan_insn):  Use ASM_DECLARE_COLD_FUNCTION_NAME
  83         instead of ASM_DECLARE_FUNCTION_NAME for cold partition name.
  84         * varasm.c (assemble_end_function):  Use ASM_DECLARE_COLD_FUNCTION_SIZE
  85         instead of ASM_DECLARE_FUNCTION_SIZE for cold partition size.
  86
  87 2015-04-30  Marek Polacek  <polacek@redhat.com>
  88
  89         * varasm.c (handle_cache_entry): Fix logic.
  90
  91 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  92
  93         * config/aarch64/aarch64.md (*extr<mode>5_insn_alt): New pattern.
  94         (*extrsi5_insn_uxtw_alt): Likewise.
  95         * config/aarch64/aarch64.c (aarch64_extr_rtx_p): New function.
  96         (aarch64_rtx_costs, IOR case): Use above to properly cost extr
  97         operations.
  98
  99 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 100
 101         * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle pattern for
 102         fabd in ABS case.
 103
 104 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 105
 106         * config/aarch64/aarch64.md
 107         (*eor_one_cmpl_<SHIFT:optab><mode>3_alt): New pattern.
 108         (*eor_one_cmpl_<SHIFT:optab>sidi3_alt_ze): Likewise.
 109         * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle MVN-shift
 110         appropriately.  Handle alternative EON form.
 111
 112 2015-04-30  Renlin Li  <renlin.li@arm.com>
 113
 114         * config/aarch64/aarch64-simd.md (vec_shr): Defined as an unspec.
 115         * config/aarch64/iterators.md (unspec): Add UNSPEC_VEC_SHR.
 116
 117 2015-04-30  Jan Hubicka  <hubicka@ucw.cz>
 118
 119         PR ipa/65873
 120         * ipa-inline.c (can_inline_edge_p): It is safe to inline across
 121         -fstrict-aliasing boundaries.
 122
 123 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 124
 125         * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Handle MNEG
 126         and [SU]MNEGL patterns.
 127
 128 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 129
 130         * config/aarch64/aarch64.c (aarch64_shift_p): New function.
 131         (aarch64_rtx_mult_cost): Update comment to reflect that it also handles
 132         combined arithmetic-shift ops.  Properly handle all shift and extend
 133         operations that can occur in combination with PLUS/MINUS.
 134         Rename maybe_fma to compound_p.
 135         (aarch64_rtx_costs): Use aarch64_shift_p when costing compound
 136         arithmetic and shift operations.
 137
 138 2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 139
 140         * config/aarch64/aarch64.c (aarch64_rtx_costs): Use extend_arith
 141         rather than arith_shift cost when costing ADD/MINUS of an
 142         extended value.
 143
 144 2015-04-30  Jan Hubicka  <hubicka@ucw.cz>
 145
 146         PR lto/65948
 147         * ipa-devirt.c (odr_types_equivalent_p): NULLPTR_TYPE is equivalent
 148         to itself.
 149
 150 2015-04-30  Richard Sandiford  <richard.sandiford@arm.com>
 151
 152         * genrecog.c (simplify_tests): Check that CONST_INT and XWINT tests
 153         are for the same position.
 154
 155 2015-04-29  Aditya Kumar  <hiraditya@hotmail.com>
 156
 157         * tree-vectorizer.c (set_uid_loop_bbs): New.  Factored out of
 158         vectorize_loops.
 159         (vectorize_loops): Use it.
 160
 161 2015-04-29  Jan Hubicka  <hubicka@ucw.cz>
 162
 163         * ipa-devirt.c (odr_subtypes_equivalent_p): Compare TYPE_NAME only
 164         for aggregate types.
 165         (register_odr_type): Be ready for MAIN_VARIANT of ODR type
 166         type to be non_ODR.
 167         * tree.c (need_assembler_name_p): Compute mangled name for
 168         non-fundamental types and integer types.
 169
 170 2015-04-29  Mikhail Maltsev  <maltsevm@gmail.com>
 171
 172         * dojump.c (do_compare_rtx_and_jump): Use std::swap instead of
 173         manual swaps.
 174         * expr.c (expand_expr_real_2): Likewise.
 175
 176 2015-04-29  Jan Hubicka  <hubicka@ucw.cz>
 177
 178         * tree.c (build_common_builtin_nodes): Do not build
 179         __builtin_alloca_with_align as equivalent of library alloca.
 180
 181 2015-04-29  Jan Hubicka  <hubicka@ucw.cz>
 182
 183         * dwarf2out.c (gen_type_die_with_usage): Call verify_type.
 184         * ipa-chkp.c (chkp_copy_function_type_adding_bounds): Do not produce
 185         bugus variants.
 186         * tree.c: Include print-tree.h and ipa-utils.h
 187         (free_lang_data_in_type): Clear TYPE_VFIELD leaked by C FE.
 188         (free_lang_data_in_cgraph): Call verify_type.
 189         (verify_type_variant): New function.
 190         (verify_type): New function.
 191         * tree.h (verify_type): Declare.
 192
 193 2015-04-29  Steve Ellcey  <sellcey@imgtec.com>
 194
 195         * config/mips/mips-cpus.def: (mips4): Change default processor
 196         from PROCESSOR_R8000 to PROCESSOR_R10000.
 197
 198 2015-04-29  Petar Jovanovic  <petar.jovanovic@rt-rk.com>
 199
 200         * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Fix the macro to use
 201         la/jalr instead of jal.
 202
 203 2015-04-29  Uros Bizjak  <ubizjak@gmail.com>
 204
 205         PR target/65871
 206         * config/i386/i386.md (*bmi_bextr_<mode>_cczonly): New pattern.
 207         (*bmi2_bzhi_<mode>3_1_cczonly): Ditto.
 208         (setcc+movzbl peephole2): Check also clobbered reg.
 209         (setcc+andl peephole2): Ditto.
 210
 211 2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>
 212
 213         PR libgomp/65099
 214         * config/nvptx/mkoffload.c (target_ilp32): New variable.
 215         (main): Set it depending on "-foffload-abi=[...]".
 216         (compile_native, main): Use it to pass "-m32" or "-m64" to the
 217         compiler.
 218
 219 2015-04-29  Alan Lawrence  <alan.lawrence@arm.com>
 220
 221         PR target/65770
 222         * config/aarch64/aarch64-simd.md (vec_store_lanesoi_lane<mode>,
 223         vec_store_lanesci_lane<mode>, vec_store_lanesxi_lane<mode>):
 224         Flip lane index back at assembly time for bigendian.
 225
 226 2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>
 227
 228         * tree.h (OMP_STANDALONE_CLAUSES): New macro.
 229         * gimplify.c (gimplify_omp_workshare): Use it.
 230
 231 2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>
 232
 233         * Makefile.in (build/genrecog.o): Depend on inchash.h.
 234         (build/genrecog$(build_exeext): Depend on build/hash-table.o and
 235         build/inchash.o
 236         * genrecog.c: Rewrite most of the code except for the third page.
 237
 238 2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>
 239
 240         * inchash.h, inchash.c: Include bconfig.h for build objects.
 241         * Makefile.in (build/inchash.o): New rule.
 242
 243 2015-04-29  Yvan Roux  <yvan.roux@linaro.org>
 244
 245         PR target/65924
 246         * config/arm/thumb2.md (*thumb2_addsi3_compare0_scratch): Fix operand
 247         number in type attribute expression.
 248
 249 2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>
 250
 251         * loop-iv.c (canon_condition): Generalize to all types of integer
 252         constant.
 253
 254 2015-04-29  Bernhard Reuther-Fischer  <aldot@gcc.gnu.org>
 255
 256         * gimple-walk.c: Prune duplicate or unneeded includes.
 257         (walk_gimple_asm): Only call parse_input_constraint or
 258         parse_output_constraint if their findings are used.
 259         Honour parse_input_constraint and parse_output_constraint
 260         result.
 261
 262 2015-04-29  Alan Lawrence  <alan.lawrence@arm.com>
 263
 264         * config/arm/neon.md (vec_shl<mode>, vec_shr<mode>): Remove.
 265
 266 2015-04-29  Tom de Vries  <tom@codesourcery.com>
 267
 268         PR tree-optimization/65893
 269         * passes.def (pass_all_optimizations): Move pass_stdarg to after
 270         pass_dce.
 271
 272 2015-04-29  Richard Biener  <rguenther@suse.de>
 273
 274         * tree-vect-data-refs.c (vect_analyze_group_access): Properly
 275         compute GROUP_SIZE for basic-block SLP.
 276         * tree-vect-slp.c (vect_get_place_in_interleaving_chain): Properly
 277         take into account gaps.
 278         (vect_get_mask_element): Properly reject references to previous
 279         vectors.
 280         (vect_transform_slp_perm_load): Likewise.
 281
 282 2015-04-29  Christian Bruel  <christian.bruel@st.com>
 283
 284         PR target/64835
 285         * config/i386/i386.c (ix86_default_align): New function.
 286         (ix86_override_options_after_change): Call ix86_default_align.
 287         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New hook.
 288         (ix86_override_options_after_change): New function.
 289
 290 2015-04-28  Jeff Law  <law@redhat.com>
 291
 292         * tree-ssa-dom.c (record_equality); Fix comment typos.
 293
 294 2015-04-28  Tom de Vries  <tom@codesourcery.com>
 295
 296         PR tree-optimization/65887
 297         * gimplify.c (gimplify_modify_expr): Remove ifn_va_arg ap fixup.
 298
 299 2015-04-28  Sandra Loosemore  <sandra@codesourcery.com>
 300
 301         * doc/extend.texi (Declaring Attributes of Functions): Split into
 302         subsections by target.  Alphabetize the table of common attributes.
 303         Rewrite some of the introductory text to reflect the new structure.
 304         Update some cross-references to point to the new subsections.
 305         (Attribute Syntax): Put paragraph about "__" naming here.  Remove
 306         duplicate copies in the discussion of function, label, and type
 307         attributes.
 308
 309 2015-04-28  Dominique d'Humieres  <dominiq@lps.ens.fr>
 310
 311         PR bootstrap/65910
 312         * varasm.c (assemble_end_function): Guard ASM_DECLARE_FUNCTION_SIZE.
 313
 314 2015-04-28  Jason Merrill  <jason@redhat.com>
 315
 316         PR c++/65734
 317         * stor-layout.c (layout_type): Layout the TYPE_MAIN_VARIANT.
 318         (finalize_type_size): Respect TYPE_USER_ALIGN.
 319         (layout_type) [ARRAY_TYPE]: Likewise.
 320
 321 2015-04-28  Yvan Roux  <yvan.roux@linaro.org>
 322
 323         * config/arm/arm.md (*arm_movt): Fix type attribute.
 324         (*cmpsi_shiftsi): Likewise.
 325         (*cmpsi_shiftsi_swp): Likewise.
 326         (*movsicc_insn): Likewise.
 327         (*cond_move): Likewise.
 328         (*if_plus_move): Likewise.
 329         (*if_move_plus): Likewise.
 330         (*if_arith_move): Likewise.
 331         (*if_move_arith): Likewise.
 332         (*if_shift_move): Likewise.
 333         (*if_move_shift): Likewise.
 334         (*arm_movtas_ze): Likewise.
 335         * config/arm/thumb2.md (*thumb2_movsicc_insn): Fix alternative
 336         redundancy and type attribute.
 337         (*thumb2_movsi_insn): Fix type attribute.
 338         (*thumb2_addsi_short): Likewise.
 339         (thumb2_addsi3_compare0): Likewise.
 340         (*thumb2_addsi3_compare0_scratch): Merge alternatives and fix
 341         attributes accordingly.
 342
 343 2015-04-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
 344
 345         PR other/65911
 346         * function.c (pad_to_arg_alignment): Add parentheses.
 347
 348 2015-04-28  Uros Bizjak  <ubizjak@gmail.com>
 349
 350         * config/frv/frv.h (CRT_GET_RFIB_DATA): Move definition to
 351         libgcc/config/frv/elf-lib.h.
 352
 353 2015-04-28  Tom de Vries  <tom@codesourcery.com>
 354
 355         * tree-call-cdce.c: Fix example in header comment.
 356
 357 2015-04-28  Richard Biener  <rguenther@suse.de>
 358
 359         PR tree-optimization/62283
 360         * tree-vect-slp.c (vect_build_slp_tree): When the SLP build
 361         fails fatally and we are vectorizing a basic-block simply
 362         cause the child to be constructed piecewise.
 363         (vect_analyze_slp_cost_1): Adjust.
 364         (vect_detect_hybrid_slp_stmts): Likewise.
 365         (vect_bb_slp_scalar_cost): Likewise.
 366         (vect_get_constant_vectors): For piecewise constructed
 367         constants place them after the last def.
 368         (vect_get_slp_defs): Adjust.
 369         * tree-vect-stmts.c (vect_is_simple_use): Detect in-BB
 370         externals for basic-block vectorization.
 371
 372 2015-04-28  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 373
 374         PR target/63503
 375         * config.gcc: Add cortex-a57-fma-steering.o to extra_objs for
 376         aarch64-*-*.
 377         * config/aarch64/t-aarch64: Add a rule for cortex-a57-fma-steering.o.
 378         * config/aarch64/aarch64.h (AARCH64_FL_USE_FMA_STEERING_PASS): Define.
 379         (AARCH64_TUNE_FMA_STEERING): Likewise.
 380         * config/aarch64/aarch64-cores.def: Set
 381         AARCH64_FL_USE_FMA_STEERING_PASS for cores with dynamic steering of
 382         FMUL/FMADD instructions.
 383         * config/aarch64/aarch64.c (aarch64_register_fma_steering): Declare.
 384         (aarch64_override_options): Include cortex-a57-fma-steering.h.  Call
 385         aarch64_register_fma_steering () if AARCH64_TUNE_FMA_STEERING is true.
 386         * config/aarch64/cortex-a57-fma-steering.h: New file.
 387         * config/aarch64/cortex-a57-fma-steering.c: Likewise.
 388
 389 2015-04-28  Richard Sandiford  <richard.sandiford@arm.com>
 390
 391         * gensupport.c (std_preds): Add missing codes to address_operand entry.
 392
 393 2015-04-28  Richard Biener  <rguenther@suse.de>
 394
 395         PR tree-optimization/65851
 396         * tree-ssa-ccp.c (set_lattice_value): Perform a meet when
 397         changing CONSTANT to CONSTANT non-copy.  Get new_val by reference.
 398         (ccp_lattice_meet): Remove stray argument.  Use operand_equal_p
 399         rather than simple_cst_equal as the latter doesn't handle COMPLEX_CST.
 400         (ccp_visit_phi_node): Adjust.
 401         (evaluate_stmt): For simplifications to SSA names return its
 402         lattice value if that isn't VARYING.  Return immediately when
 403         simplified to a constant.
 404         (visit_assignment): Adjust.
 405         (ccp_visit_stmt): Likewise.
 406
 407 2015-04-28  Tom de Vries  <tom@codesourcery.com>
 408
 409         PR tree-optimization/65818
 410         * tree-stdarg.c (expand_ifn_va_arg_1): Ensure that side-effects are
 411         evaluated.
 412
 413 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 414
 415         * calls.c (save_fixed_argument_area): Don't check
 416         ARGS_GROW_DOWNWARD with the preprocessor.
 417         (restore_fixed_argument_area): Likewise.
 418         (mem_overlaps_already_clobbered_arg_p): Likewise.
 419         (check_sibcall_argument_overlap): Likewise.
 420         (expand_call): Likewise.
 421         (emit_library_call_value_1): Likewise.
 422         (store_one_arg): Likewise.
 423         * function.c (assign_parms): Likewise.
 424         (locate_and_pad_parm): Likewise.
 425         (pad_to_arg_alignment): Likewise.
 426         * targhooks.c (std_gimplify_va_arg_expr): Likewise.
 427
 428 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 429
 430         * config/pa/pa.h (ARGS_GROW_DOWNWARD): Define to 1.
 431         * defaults.h (ARGS_GROW_DOWNWARD): Define it to 0 by default.
 432         * calls.c (save_fixed_argument_area): Don't chekc if
 433         ARGS_GROW_DOWNWARD is defined.
 434         (restore_fixed_argument_area): Likewise.
 435         (mem_overlaps_already_clobbered_arg_p): Likewise.
 436         (check_sibcall_argument_overlap): Likewise.
 437         (expand_call): Likewise.
 438         (emit_library_call_value_1): Likewise.
 439         (store_one_arg): Likewise.
 440         * function.c (assign_parms): Likewise.
 441         (locate_and_pad_parm): Likewise.
 442         (pad_to_arg_alignment): Likewise.
 443         * targhooks.c (std_gimplify_va_arg_expr): Likewise.
 444
 445 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 446
 447         * defaults.h (gen_epilogue): New function.
 448         * alias.c (init_alias_analysis): don't check if HAVE_epilogue is
 449         defined.
 450         * cfgrtl.c (cfg_layout_finalize): Likewise.
 451         * df-scan.c: Likewise.
 452         * function.c (thread_prologue_and_epilogue_insns): Likewise.
 453         (reposition_prologue_and_epilogue_notes): Likewise.
 454         * reorg.c (find_end_label): Likewise.
 455         * toplev.c: Likewise.
 456
 457 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 458
 459         * bb-reorder.c (HAVE_return): Don't check if its undefined.
 460         * defaults.h (gen_simple_return): New function.
 461         (gen_simple_return): Likewise.
 462         (HAVE_return): Add default definition to false.
 463         (HAVE_simple_return): Likewise.
 464         * cfgrtl.c (force_nonfallthru_and_redirect): Remove checks if
 465         HAVE_return and HAVE_simple_return are defined.
 466         * function.c (gen_return_pattern): Likewise.
 467         (convert_jumps_to_returns): Likewise.
 468         (thread_prologue_and_epilogue_insns): Likewise.
 469         * reorg.c (find_end_label): Likewise.
 470         (dbr_schedule): Likewise.
 471         * shrink-wrap.c: Likewise.
 472         * shrink-wrap.h: Likewise.
 473
 474 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 475
 476         * defaults.h (EPILOGUE_USES): Add default definition of false.
 477         * df-scan.c (EPILOGUE_USES): Remove check if its undefined.
 478         * resource.c (init_resource_info): Likewise.
 479
 480 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 481
 482         * defaults.h (PCC_BITFIELD_TYPE_MATTERS): Add default definition
 483         to false.
 484         * dwarf2out.c (field_byte_offset): REmove check if
 485         PCC_BITFIELD_TYPE_MATTERS is defined.
 486         * stor-layout.c (layout_decl): Likewise.
 487         (update_alignment_for_field): Likewise.
 488         (place_field): Likewise.
 489
 490 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 491
 492         * defaults.h (HARD_REGNO_RENAME_OK): Add default definition to
 493         true.
 494         * regrename.c (check_new_reg_p): Remove check if
 495         HARD_REGNO_RENAME_OK is defined.
 496         * sel-sched.c (sel_hard_regno_rename_ok): Likewise.
 497
 498 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 499
 500         * calls.c (prepare_call_address): Remove ifdef NO_FUNCTION_CSE.
 501         * cse.c (fold_rtx): Likewise.
 502         * config/alpha/alpha.h (NO_FUNCTION_CSE): Define to 1.
 503         * config/arc/arc.h (NO_FUNCTION_CSE): Likewise.
 504         * config/avr/avr.h (NO_FUNCTION_CSE): Likewise.
 505         * config/cr16/cr16.h (NO_FUNCTION_CSE): Likewise.
 506         * config/epiphany/epiphany.h (NO_FUNCTION_CSE): Likewise.
 507         * config/frv/frv.h (NO_FUNCTION_CSE): Likewise.
 508         * config/h8300/h8300.h (NO_FUNCTION_CSE): Likewise.
 509         * config/i386/i386.h (NO_FUNCTION_CSE): Likewise.
 510         * config/ia64/ia64.h (NO_FUNCTION_CSE): Likewise.
 511         * config/lm32/lm32.h (enum reg_class) (NO_FUNCTION_CSE):
 512         * Likewise.
 513         * config/m32r/m32r.h (NO_FUNCTION_CSE): Likewise.
 514         * config/mep/mep.h (NO_FUNCTION_CSE): Likewise.
 515         * config/mn10300/mn10300.h (NO_FUNCTION_CSE): Likewise.
 516         * config/nds32/nds32.h (NO_FUNCTION_CSE): Likewise.
 517         * config/nios2/nios2.h (NO_FUNCTION_CSE): Likewise.
 518         * config/pa/pa.h (NO_FUNCTION_CSE): Likewise.
 519         * config/rs6000/rs6000.h (NO_FUNCTION_CSE): Likewise.
 520         * config/s390/s390.h (NO_FUNCTION_CSE): Likewise.
 521         * config/sparc/sparc.h (NO_FUNCTION_CSE): Likewise.
 522         * config/spu/spu.h (NO_FUNCTION_CSE): Likewise.
 523         * config/stormy16/stormy16.h (NO_FUNCTION_CSE): Likewise.
 524         * config/v850/v850.h (NO_FUNCTION_CSE): Likewise.
 525         * defaults.h (NO_FUNCTION_CSE): Provide default definition to 0.
 526         * doc/tm.texi: Regenerate.
 527         * doc/tm.texi.in: Document NO_FUNCTION_CSE is always defined to
 528         either true or false.
 529
 530 2015-04-27  Jeff Law  <law@redhat.com>
 531
 532         PR tree-optimization/65217
 533         * tree-ssa-dom.c (record_equality): Given two SSA_NAMEs, if just one
 534         of them has a single use, make sure it is the LHS of the implied
 535         copy.
 536
 537 2015-04-28  Alan Modra  <amodra@gmail.com>
 538
 539         PR target/65810
 540         * config/rs6000/rs6000.c (POWERPC64_TOC_POINTER_ALIGNMENT): Define.
 541         (offsettable_ok_by_alignment): Use minimum of decl and toc
 542         pointer alignment.  Replace dead code with assertion.
 543         (use_toc_relative_ref): Add mode arg.  Return false in -mcmodel=medium
 544         case if size exceeds toc pointer alignment.
 545         (rs6000_legitimize_reload_address): Update use_toc_relative_ref call.
 546         (rs6000_emit_move): Likewise.
 547         * configure.ac: Add linker toc pointer alignment check.
 548         * configure: Regenerate.
 549         * config.in: Regenerate.
 550
 551 2015-04-27  Yoshinori Sato <ysato@users.sourceforge.jp>
 552
 553         * config.gcc: Add h8300-*-linux.
 554         * config/h8300/linux.h: New.
 555         * config/h8300/t-linux: New.
 556         * config/h8300/h8300.c (h8300_option_override): Normal mode
 557         is not supported for h8300-*-linux.
 558         (h8300_file_start): Target priority change.
 559         (get_shift_alg): Likewise.
 560         (h8300_shift_need_scratch_p): Likewise.
 561         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Likewise.
 562         * config/h8300/h8300.md (define_peephole2): Remove duplicate condition.
 563
 564 2015-04-27  Caroline Tice  <cmtice@google.com>
 565
 566         * final.c (final_scan_insn):  Output cold_function_name as function
 567         type.
 568         * varasm.c (cold_function_name):  Make global.
 569         (assemble_start_function):  Re-set cold_function_name.
 570         (assemble_end_function): Output cold partition size.
 571         * varasm.h (cold_function_name):  Declare global.
 572
 573 2015-04-27  Ilya Tocar  <ilya.tocar@intel.com>
 574
 575         * config/i386/i386.h (EXT_REX_SSE_REG_P): New.
 576         * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>_mixed): Use "v"
 577         constraint.
 578         (*movxi_internal_avx512f): Ditto.
 579         (define_split): Check for xmm16+, when splitting scalar float_extend.
 580         (*extendsfdf2_mixed): Use "v" constraint.
 581         (define_split): Check for xmm16+, when splitting scalar float_truncate.
 582         (*truncdfsf_fast_sse): Use "v" constraint.
 583         (fix_trunc<MODEF:mode><SWI48:mode>_sse): Ditto.
 584         (*float<SWI48:mode><MODEF:mode>2_sse): Ditto.
 585         (define_peephole2): Check for xmm16+, when converting scalar
 586         float_truncate.
 587         (define_peephole2): Check for xmm16+, when converting scalar
 588         float_extend.
 589         (*fop_<mode>_comm_mixed): Use "v" constraint.
 590         (*fop_<mode>_comm_sse): Ditto.
 591         (*fop_<mode>_1_mixed): Ditto.
 592         (*sqrt<mode>2_sse): Ditto.
 593         (*ieee_s<ieee_maxmin><mode>3): Ditto.
 594
 595 2015-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 596
 597         * combine.c (simplify_if_then_else): Use std::swap instead
 598         of manually swapping.
 599         (known_cond): Likewise.
 600         (simplify_comparison): Likewise.
 601
 602 2015-04-27  Peter Bergner  <bergner@vnet.ibm.com>
 603
 604         PR target/64579
 605         * config/rs6000/htm.md: Remove all define_expands.
 606         (UNSPECV_HTM_TABORTDC, UNSPECV_HTM_TABORTDCI, UNSPECV_HTM_TABORTWC,
 607         UNSPECV_HTM_TABORTWCI): Remove.
 608         (UNSPECV_HTM_TABORTXC, UNSPECV_HTM_TABORTXCI, UNSPECV_HTM_TTEST): New.
 609         (tabort_internal, tbegin_internal, tcheck_internal, tend_internal,
 610         trechkpt_internal, treclaim_internal, tsr_internal): Rename from this...
 611         (tabort, tbegin, tcheck, tend, trechkpt, treclaim, tsr): ...to this.
 612         (tabortdc_internal, tabortdci_internal, tabortwc_internal,
 613         tabortwci_internal): Remove define_insns.
 614         (tabort<wd>c, tabort<wd>ci): New define_insns.
 615         (tabort): Use gpc_reg_operand.
 616         (tcheck): Remove operand.
 617         (htm_mfspr_<mode>, htm_mtspr_<mode>): Use GPR mode macro.
 618         * config/rs6000/htmxlintrin.h (__TM_end): Use _HTM_TRANSACTIONAL as
 619         expected value.
 620         * config/rs6000/rs6000-builtin.def (BU_HTM_SPR0): Remove.
 621         (BU_HTM_SPR1): Rename to BU_HTM_V1.  Remove use of RS6000_BTC_SPR.
 622         (tabort, tabortdc, tabortdci, tabortwc, tabortwci, tbegin,
 623         tcheck, tend, tendall, trechkpt, treclaim, tresume, tsuspend,
 624         tsr, ttest): Pass in the RS6000_BTC_CR attribute.
 625         (get_tfhar, set_tfhar, get_tfiar, set_tfiar, get_texasr, set_texasr,
 626         get_texasru, set_texasru): Pass in the RS6000_BTC_SPR attribute.
 627         (tcheck): Remove builtin argument.
 628         * config/rs6000/rs6000.c (rs6000_htm_spr_icode): Use TARGET_POWERPC64
 629         not TARGET_64BIT.
 630         (htm_expand_builtin): Fix usage of expandedp.  Disallow usage of the
 631         tabortdc and tabortdci builtins when not in 64-bit mode.
 632         Modify code to handle the loss of the HTM define_expands.
 633         Emit code to copy the CR register to TARGET.
 634         (htm_init_builtins): Modify code to handle the loss of the HTM
 635         define_expands.
 636         * config/rs6000/rs6000.h (RS6000_BTC_32BIT): Delete.
 637         (RS6000_BTC_64BIT): Likewise.
 638         (RS6000_BTC_CR): New macro.
 639         * doc/extend.texi: Update documentation for htm builtins.
 640
 641 2015-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 642
 643         * simplify-rtx.c (simplify_gen_binary): Use std::swap instead
 644         of manually swapping.
 645         (simplify_associative_operation): Likewise.
 646         (simplify_binary_operation): Likewise.
 647         (simplify_plus_minus): Likewise.
 648         (simplify_relational_operation): Likewise.
 649         (simplify_ternary_operation): Likewise.
 650
 651 2015-04-27  Richard Sandiford  <richard.sandiford@arm.com>
 652
 653         * config/stormy16/predicates.md (xs_hi_general_operand): Delete.
 654         (xs_hi_nonmemory_operand): Remove error.
 655         * config/stormy16/stormy16.md (movhi, movhi_internal): Use
 656         general_operand rather than xs_hi_general_operand.
 657
 658 2015-04-27  Richard Biener  <rguenther@suse.de>
 659
 660         * tree-ssa-dom.c (record_equivalences_from_phis): Valueize PHI arg.
 661         (record_equivalences_from_stmt): Valueize rhs.
 662         (record_equality): Canonicalize x and y order via
 663         tree_swap_operands_p.  Do not swap operands for same loop depth.
 664
 665 2015-04-27  Georg-Johann Lay  <avr@gjlay.de>
 666
 667         PR target/65296
 668         PR target/65895
 669         * config/avr/gen-avr-mmcu-specs.c (print_mcu): Close file.
 670         Add hint how to use own spec file.
 671
 672 2015-04-27  Jakub Jelinek  <jakub@redhat.com>
 673
 674         PR tree-optimization/65875
 675         * tree-vrp.c (update_value_range): If in is_new case setting
 676         old_vr to VR_VARYING, also set new_vr to it.  Remove
 677         old_vr->type == VR_VARYING test.
 678         (vrp_visit_phi_node): Return SSA_PROP_VARYING instead of
 679         SSA_PROP_INTERESTING if update_value_range returned true,
 680         but new range is VR_VARYING.
 681
 682 2015-04-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 683
 684         * combine.c (sign_extend_short_imm): New.
 685         (set_nonzero_bits_and_sign_copies): Use above new function for sign
 686         extension of src short immediate.
 687         (reg_nonzero_bits_for_combine): Likewise for tem.
 688
 689 2015-04-27  Eric Botcazou  <ebotcazou@adacore.com>
 690
 691         * stor-layout.c (self_referential_component_ref_p): New predicate.
 692         (copy_self_referential_tree_r): Use it.
 693         (self_referential_size): Punt for simple operations directly involving
 694         self-referential component references.
 695         * tree-cfg.c (dump_function_to_file): Add missing final curly bracket.
 696
 697 2015-04-27  Eric Botcazou  <ebotcazou@adacore.com>
 698
 699         * ipa-icf.c (icf_handled_component_p): Remove redundant tests.
 700
 701 2015-04-27  Richard Sandiford  <richard.sandiford@arm.com>
 702
 703         * vec.h (vec): Make splice arguments const.  Update definitions
 704         accordingly.
 705
 706 2015-04-27  Yvan Roux  <yvan.roux@linaro.org>
 707
 708         * config/arm/arm.md (*arm_subsi3_insn): Fixed redundant
 709         alternatives.
 710
 711 2015-04-26  Tom de Vries  <tom@codesourcery.com>
 712
 713         PR tree-optimization/65826
 714         * internal-fn.def: Mark VA_ARG with ECF_LEAF.
 715
 716 2015-04-24  Steve Ellcey  <sellcey@imgtec.com>
 717
 718         * config/mips/mips.md: (*madd4<mode>) Remove accum_in attribute.
 719         (*madd3<mode>): Ditto.
 720         (*msub4<mode>): Ditto.
 721         (*msub3<mode>): Ditto.
 722         (*nmadd4<mode>): Ditto.
 723         (*nmadd3<mode>): Ditto.
 724         (*nmadd4<mode>_fastmath): Ditto.
 725         (*nmadd3<mode>_fastmath): Ditto.
 726         (*nmsub4<mode>): Ditto.
 727         (*nmsub3<mode>): Ditto.
 728         (*nmsub4<mode>_fastmath): Ditto.
 729         (*nmsub3<mode>_fastmath): Ditto.
 730
 731 2015-04-24  Jason Merrill  <jason@redhat.com>
 732
 733         PR c++/50800
 734         * tree.c (build_reference_type_for_mode): Don't pass can_alias_all
 735         down when building TYPE_CANONICAL.
 736         (build_pointer_type_for_mode): Likewise.
 737
 738 2015-04-24  Chen Gang  <gang.chen.5i5j@gmail.com>
 739
 740         * genrecog.c (validate_pattern): Check matching constraint refers
 741         to a lower numbered operand.
 742
 743 2015-04-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
 744
 745         PR target/65849
 746         * config/rs6000/rs6000.opt (-mvsx-align-128): Make options that
 747         save to independent variables use the Save attribute.  This will
 748         allow these options to be modified with the #pragma/attribute
 749         target support.
 750         (-mallow-movmisalign): Likewise.
 751         (-mallow-df-permute): Likewise.
 752         (-msched-groups): Likewise.
 753         (-malways-hint): Likewise.
 754         (-malign-branch-targets): Likewise.
 755         (-mvectorize-builtins): Likewise.
 756         (-msave-toc-indirect): Likewise.
 757
 758         * config/rs6000/rs6000.c (rs6000_opt_masks): Add more options that
 759         can be set via the #pragma/attribute target support.
 760         (rs6000_opt_vars): Likewise.
 761         (rs6000_inner_target_options): If VSX was set, also set
 762         -mno-avoid-indexed-addresses.
 763
 764 2015-04-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 765
 766         * config/arm/iterators.md (shiftable_ops): Rename to...
 767         (SHIFTABLE_OPS): ... This.  Update use in comments.
 768         (ior_xor): Rename to...
 769         (IOR_XOR): ... This.
 770         (vqh_ops): Rename to...
 771         (VQH_OPS): ... This.
 772         (vqhs_ops): Rename to...
 773         (VQHS_OPS): ... This.
 774         (rshifts): Rename to...
 775         (RSHIFTS): ... This.
 776         (returns): Rename to...
 777         (RETURNS): ... This.
 778         * config/arm/arm.md: Update uses of the above.
 779         * config/arm/neon.md: Likewise.
 780
 781 2014-04-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 782
 783         * config.host (case ${host}): Add aarch64*-*-linux case.
 784         * config/aarch64/aarch64-cores.def: Add IMPLEMENTER_ID and PART_NUMBER
 785         fields to all the cores.
 786         * config/aarch64/aarch64-elf.h (DRIVER_SELF_SPECS):
 787         Add MCPU_MTUNE_NATIVE_SPECS.
 788         * config/aarch64/aarch64-option-extensions.def: Add FEATURE_STRING
 789         field to all extensions.
 790         * config/aarch64/aarch64-opts.h: Adjust definition of AARCH64_CORE.
 791         * config/aarch64/aarch64.c: Adjust definition of AARCH64_CORE.
 792         Adjust definition of AARCH64_OPT_EXTENSION.
 793         * config/aarch64/aarch64.h: Adjust definition of AARCH64_CORE.
 794         (MCPU_MTUNE_NATIVE_SPECS): Define.
 795         * config/aarch64/driver-aarch64.c: New file.
 796         * config/aarch64/x-arch64: New file.
 797         * doc/invoke.texi (AArch64 Options): Document native value for -mcpu,
 798         -mtune and -march.
 799
 800 2015-04-24  Uros Bizjak  <ubizjak@gmail.com>
 801             Wei Mi  <wmi@google.com>
 802
 803         * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple): New.
 804         * config/i386/i386.c (extract_base_offset_in_addr): New function.
 805         (ix86_operands_ok_for_move_multiple): Ditto.
 806         * config/i386/sse.md (movsd/movhpd to movupd peephole2): New pattern.
 807         (movlpd/movhpd to movupd peephole2): Ditto.
 808
 809 2015-04-24  Marek Polacek  <polacek@redhat.com>
 810
 811         PR c/61534
 812         * input.h (from_macro_expansion_at): Define.
 813
 814         PR c/63357
 815         * doc/invoke.texi: Update description of -Wlogical-op.
 816
 817 2015-04-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 818
 819         * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): fix
 820         ternary operator in fprintf and harmonize spacing.
 821
 822 2015-04-24  Uros Bizjak  <ubizjak@gmail.com>
 823
 824         * config/i386/sse.md (*vec_widen_smult_even_v8si<mask_name>):
 825         Mark operand1 commutative.
 826
 827 2015-04-24  Uros Bizjak  <ubizjak@gmail.com>
 828
 829         * config/i386/sse.md (*vec_concatv2sf_sse4_1): Do not allow both
 830         input operands in memory.
 831         (*vec_concatv2si_sse4_1): Ditto.
 832         (*vec_concatv2df): Ditto, except for SSE3 and equal input operands.
 833         (vec_extract_lo_<mode><mask_name>): Change operand 1 predicate to
 834         register_operand.
 835         (vec_extract_hi_v32hi): Ditto.
 836         (vec_extract_hi_v64hi): Ditto.
 837         (<mask_codefor>avx512f_unpckhpd512<mask_name>): Ditto.
 838
 839 2015-04-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 840             Steven Bosscher <steven@gcc.gnu.org>
 841
 842         PR rtl-optimization/34503
 843         * cprop.c (cprop_reg_p): New.
 844         (hash_scan_set): Use above function to check if register can be
 845         propagated.
 846         (find_avail_set): Return up to two sets, one whose source is a
 847         register and one whose source is a constant.  Sets are returned in an
 848         array passed as parameter rather than as a return value.
 849         (cprop_insn): Use a do while loop rather than a goto.  Try each of the
 850         sets returned by find_avail_set, starting with the one whose source is
 851         a constant. Use cprop_reg_p to check if register can be propagated.
 852         (do_local_cprop): Use cprop_reg_p to check if register can be
 853         propagated.
 854         (implicit_set_cond_p): Likewise.
 855
 856 2015-04-23  Jan Hubicka  <hubicka@ucw.cz>
 857
 858         * ipa-icf.c (sem_function::equals_wpa): Compare thunk info.
 859         (sem_function::equals): IGNORED_NODES parameter is now unused;
 860         update call of equals_private.
 861         (sem_function::equals_private): Do not call equals_wpa; skip
 862         gimple body matching if there is no body.
 863         (sem_function::init): Add logic to hash tthunk info.
 864         (sem_function::parse): Also parse thunks.
 865         * ipa-icf.h (equals_private): Update declaration.
 866
 867 2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 868
 869         * config/rs6000/altivec.md (*altivec_lvx_<mode>_internal): Remove
 870         asterisk from name so this can be generated directly.
 871         (*altivec_stvx_<mode>_internal): Likewise.
 872         * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Add assert
 873         that this is never called during or after reload/lra.
 874         (rs6000_frame_related): Remove split_reg
 875         argument and logic that references it.
 876         (emit_frame_save): Remove last parameter from call to
 877         rs6000_frame_related.
 878         (rs6000_emit_prologue): Remove last parameter from eight calls to
 879         rs6000_frame_related.  Force generation of stvx instruction for
 880         Altivec register saves.  Remove split_reg handling, which is no
 881         longer needed.
 882         (rs6000_emit_epilogue):  Force generation of lvx instruction for
 883         Altivec register restores.
 884
 885 2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 886
 887         * config/rs6000/rs6000.opt (mcrypto): Change option description to
 888         match category changes in ISA 2.07B.
 889
 890 2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 891
 892         * config/arm/iterators.md (GTGE, GTUGEU, COMPARISONS): New code
 893         iterators.
 894         (cmp_op, cmp_type): New code attributes.
 895         (NEON_VCMP, NEON_VACMP): New int iterators.
 896         (cmp_op_unsp): New int attribute.
 897         * config/arm/neon.md (neon_vc<cmp_op><mode>): New define_expand.
 898         (neon_vceq<mode>): Delete.
 899         (neon_vc<cmp_op><mode>_insn): New pattern.
 900         (neon_vc<cmp_op_unsp><mode>_insn_unspec): Likewise.
 901         (neon_vcgeu<mode>): Delete.
 902         (neon_vcle<mode>): Likewise.
 903         (neon_vclt<mode>: Likewise.
 904         (neon_vcage<mode>): Likewise.
 905         (neon_vcagt<mode>): Likewise.
 906         (neon_vca<cmp_op><mode>): New define_expand.
 907         (neon_vca<cmp_op><mode>_insn): New pattern.
 908         (neon_vca<cmp_op_unsp><mode>_insn_unspec): Likewise.
 909
 910 2015-04-23  Jan Hubicka  <hubicka@ucw.cz>
 911
 912         * tree.h (attribute_value_equal): Declare.
 913         * tree.c (attribute_value_equal): Export.
 914
 915 2015-04-23  Jan Hubicka  <hubicka@ucw.cz>
 916
 917         * ipa-icf.c (sem_item::compare_attributes): New function.
 918         (sem_item::compare_referenced_symbol_properties): Compare variable
 919         attributes.
 920         (sem_item::hash_referenced_symbol_properties): Record DECL_ALIGN.
 921         (sem_function::param_used_p): New function.
 922         (sem_function::equals_wpa): Fix attribute comparsion; match
 923         parameter type codes; do not compare paremter flags when
 924         they are not used; compare edge flags; compare indirect calls.
 925         (sem_item::update_hash_by_addr_refs): Hash reference type.
 926         (sem_function::equals_private): Do not match DECL_ATTRIBUTES.
 927         (sem_variable::equals_wpa): Do not match DECL_ALIGN; match
 928         reference use type.
 929         (sem_item_optimizer::update_hash_by_addr_refs): Use param_used_p.
 930         * ipa-icf.h (compare_attributes, param_used_p): Declare.
 931
 932 2015-04-23  Jan Hubicka  <hubicka@ucw.cz>
 933
 934         * ipa-icf.c (symbol_compare_collection::symbol_compare_collection):
 935         cleanup.
 936         (sem_function::get_hash): Do not hash DECL_DISREGARD_INLINE_LIMITS,
 937         DECL_DECLARED_INLINE_P and DECL_IS_OPERATOR_NEW.
 938         (sem_item::compare_referenced_symbol_properties): New.
 939         (sem_item::hash_referenced_symbol_properties): New.
 940         (sem_item::compare_cgraph_references): Rename to ...
 941         (sem_item::compare_symbol_references): ... this one; use
 942         compare_referenced_symbol_properties.
 943         (sem_function::equals_wpa): Do not compare
 944         DECL_DISREGARD_INLINE_LIMITS, DECL_DECLARED_INLINE_P,
 945         DECL_IS_OPERATOR_NEW; compare pointer sizes.
 946         (sem_item::update_hash_by_addr_refs): Call
 947         hash_referenced_symbol_properties.
 948         (sem_item::update_hash_by_local_refs): Cleanup.
 949         (sem_function::merge): Do not mix up symbol properties.
 950         (sem_variable::equals_wpa): Use compare_symbol_references.
 951         * ipa-icf.h (sem_item::compare_referenced_symbol_properties): New.
 952         (sem_item::hash_referenced_symbol_properties): New.
 953         (sem_item::compare_symbol_references): New.
 954         (sem_item::compare_cgraph_references): Remove.
 955
 956 2015-04-23  Kwok Cheung Yeung  <kcy@codesourcery.com>
 957
 958         PR target/26702
 959         * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL):
 960         Emit size of local.
 961
 962 2015-04-23  Nick Clifton  <nickc@redhat.com>
 963
 964         * config/rl78/rl78.c (rl78_preferred_reload_class): Add
 965         ATTRIBUTE_UNUSED to x parameter.
 966         * config/rl78/rl78-opts.h (enum rl78_mul_types): Remove unused MUL_RL78.
 967
 968 2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 969
 970         * config/rs6000/crypto.md (crypto_vpmsum<CR_char>): Change
 971         TARGET_CRYPTO to TARGET_P8_VECTOR>
 972         (crypto_vpermxor_<mode>): Likewise.
 973         * config/rs6000/rs6000-builtin.def (BU_CRYPTO_2A): New #define.
 974         (BU_CRYPTO_3A): Likewise.
 975         (BU_CRYPTO_OVERLOAD_2A): Rename from BU_CRYPTO_OVERLOAD_2.
 976         (BU_CRYPTO_OVERLOAD_3A): New #define.
 977         (VPMSUMB): Change from BU_CRYPTO_2 to BU_CRYPTO_2A.
 978         (VPMSUMH): Likewise.
 979         (VPMSUMW): Likewise.
 980         (VPMSUMD): Likewise.
 981         (VPERMXOR_V2DI): Change from BU_CRYPTO_3 to BU_CRYPTO_3A.
 982         (VPERMXOR_V4SI): Likewise.
 983         (VPERMXOR_V8HI): Likewise.
 984         (VPERMXOR_V16QI): Likewise.
 985         (VPMSUM): Change from BU_CRYPTO_OVERLOAD_2 to
 986         BU_CRYPTO_OVERLOAD_2A.
 987         (VPERMXOR): Change from BU_CRYPTO_OVERLOAD3 to
 988         BU_CRYPTO_OVERLOAD_3A.
 989         * config/rs6000/rs6000.opt (mcrypto): Change description of
 990         option.
 991
 992 2015-04-23  Richard Biener  <rguenther@suse.de>
 993
 994         * passes.def: Remove copy propagation passes run directly after CCP.
 995         * tree-ssa-ccp.c (get_value_for_expr): Fall back to a COPY for
 996         SSA names.
 997         (ccp_visit_phi_node): Rework to handle first executable edge
 998         specially.
 999
1000 2015-04-23  Matthew Wahab  <matthew.wahab@arm.com>
1001
1002         * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1003         (ARM_LEGITIMIZE_RELOAD_ADDRESS): Remove.
1004         (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Remove.
1005         * config/arm/arm.c (arm_legimitimize_reload_address): Remove.
1006         (thumb_legimitimize_reload_address): Remove.
1007         * config/arm/arm-protos.h (arm_legimitimize_reload_address):
1008         Remove.
1009         (thumb_legimitimize_reload_address): Remove.
1010
1011 2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1012
1013         * conditions.h (CC_STATUS_INIT): Gate on #ifndef CC_STATUS_INIT.
1014
1015 2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1016
1017         * config/arm/arm.md (load_multiple): Reject operand 2 greater than
1018         MAX_LDM_STM_OPS.
1019         (store_multiple): Likewise.
1020
1021 2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1022
1023         * config/arm/arm-protos.h (struct tune_params): Add issue_rate field.
1024         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune,
1025         arm_strongarm_tune, arm_xscale_tune, arm_9e_tune, arm_v6t2_tune,
1026         arm_cortex_tune, arm_cortex_a8_tune, arm_cortex_a7_tune,
1027         arm_cortex_a15_tune, arm_cortex_a53_tune, arm_cortex_a57_tune,
1028         arm_cortex_a9_tune, arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune,
1029         arm_fa726te_tune arm_cortex_a5_tune, arm_xgene1_tune):
1030         Specify issue_rate value.
1031         (arm_issue_rate): Look up issue rate from tuning structs. Remove
1032         large switch statement.
1033         (arm_marvell_pj4_tune): New struct.
1034         * config/arm/arm-cores.def (marvell-pj4): Use arm_marvell_pj4_tune
1035         struct.
1036
1037 2015-04-23  Richard Biener  <rguenther@suse.de>
1038
1039         * tree-vect-slp.c (vect_find_first_load_in_slp_instance): Remove.
1040         (vect_find_last_store_in_slp_instance): Rename to ...
1041         (vect_find_last_scalar_stmt_in_slp): ... this and generalize.
1042         (vect_analyze_slp_cost_1): Use vector_load for constant defs
1043         and vec_construct for external defs when estimating prologue cost.
1044         (vect_analyze_slp_instance): Do not init SLP_INSTANCE_FIRST_LOAD_STMT.
1045         Compute costs here only when vectorizing loops.
1046         (vect_slp_analyze_bb_1): Compute SLP cost here, after vector types
1047         have been determined.
1048         (vect_schedule_slp_instance): Simplify vectorized code placement
1049         and prepare for in-BB external defs.
1050         * tree-vectorizer.h (struct _slp_instance): Remove first_load member.
1051         (SLP_INSTANCE_FIRST_LOAD_STMT): Remove.
1052         * tree-vect-stmts.c (vect_model_store_cost): Remove PURE_SLP_STMT
1053         guard.
1054         (vect_model_load_cost): Likewise.
1055         (vectorizable_store): Instead add it here.
1056         (vectorizable_load): Likewise.
1057         (vect_is_simple_use): Dump def type textually.
1058
1059 2015-04-23  Richard Biener  <rguenther@suse.de>
1060
1061         * cfgexpand.c (expand_gimple_stmt_1): Use ops.code.
1062         * cfgloop.c (verify_loop_structure): Verify the root loop node.
1063         * except.c (duplicate_eh_regions): Call get_eh_region_from_lp_number_fn
1064         instead of get_eh_region_from_lp_number.
1065         * loop-init.c (fix_loop_structure): If we removed a loop, reset
1066         the SCEV cache.
1067
1068 2015-04-23  Anton Blanchard  <anton@samba.org>
1069
1070         * config/rs6000/rs6000.c (rs6000_output_function_prologue): No
1071         need for -mprofile-kernel to save LR to stack.
1072
1073 2015-04-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1074
1075         * config/rs6000/rs6000.c (rtx_is_swappable_p): Commentary
1076         adjustments.
1077         (insn_is_swappable_p): Return 1 for a convert from double to
1078         single precision when all of its uses are splats of BE element
1079         zero.
1080
1081 2015-04-23  Kugan Vivekanandarajah  <kuganv@linaro.org>
1082
1083         * ira-costs.c (record_operand_costs): Fix typo (remove redundant code).
1084
1085 2015-04-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1086
1087         PR target/65456
1088         * config/rs6000/rs6000.c (rs6000_option_override_internal):  For
1089         VSX + POWER8, enable TARGET_ALLOW_MOVMISALIGN and
1090         TARGET_EFFICIENT_UNALIGNED_VSX if not selected by command line
1091         option.
1092         (rs6000_builtin_mask_for_load): Return 0 for targets with
1093         efficient unaligned VSX accesses so that the vectorizer will use
1094         direct unaligned loads.
1095         (rs6000_builtin_support_vector_misalignment): Always return true
1096         for targets with efficient unaligned VSX accesses.
1097         (rs6000_builtin_vectorization_cost): Cost of unaligned loads and
1098         stores on targets with efficient unaligned VSX accesses is almost
1099         always the same as the cost of an aligned load or store, so model
1100         it that way.
1101         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Return 0 for
1102         unaligned vectors if we have efficient unaligned VSX accesses.
1103         * config/rs6000/rs6000.opt (mefficient-unaligned-vector): New
1104         undocumented option.
1105
1106 2015-04-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1107
1108         Revert:
1109         2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
1110
1111         * config.gcc (LIBC_MUSL): New tm_defines macro.
1112         * config/linux.h (OPTION_MUSL): Define.
1113         (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
1114         (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
1115         (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
1116
1117         * config/linux.opt (mmusl): New option.
1118         * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
1119         (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.
1120
1121         * configure: Regenerate.
1122
1123 2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
1124
1125         * config.gcc (LIBC_MUSL): New tm_defines macro.
1126         * config/linux.h (OPTION_MUSL): Define.
1127         (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
1128         (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
1129         (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
1130
1131         * config/linux.opt (mmusl): New option.
1132         * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
1133         (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.
1134
1135         * configure: Regenerate.
1136
1137 2015-04-22  Yury Gribov  <y.gribov@samsung.com>
1138
1139         * doc/invoke.texi (-fsanitize-sections): Update description.
1140         * asan.c (set_sanitized_sections): Parse incoming arg.
1141         (section_sanitized_p): Support wildcards.
1142
1143 2015-04-22  Tom de Vries  <tom@codesourcery.com>
1144
1145         PR tree-optimization/65823
1146         * gimplify.c (gimplify_modify_expr): Use operand_equal_p to test for
1147         equality between ap_copy and ap.
1148
1149 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1150
1151         PR target/47098
1152         * config/openbsd-oldgas.h (OBSD_LIB_SPEC): Add.
1153
1154 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1155
1156         PR target/47122
1157         * config.gcc (vax-*-openbsd*): Fix name of pthread spec header.
1158
1159 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1160
1161         PR target/55144
1162         * config.gcc (bfin*-linux-uclibc*): Prepend tmake_file and
1163         remove already contained t-files.
1164
1165 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1166
1167         * tree-tailcall.c (suitable_for_tail_opt_p, find_tail_calls):
1168         Remove unneeded forward declarations.
1169         (suitable_for_tail_call_opt_p): Commentary typo fix.
1170
1171 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1172
1173         * varasm.c (emit_bss): Remove redundant guard.
1174
1175 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1176
1177         * config/c6x/c6x.h (TARGET_CPU_CPP_BUILTINS): Add unk_isa.
1178
1179 2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1180
1181         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Add BFIN_CPU_UNKNOWN.
1182
1183 2015-04-22  Hale Wang  <hale.wang@arm.com>
1184             Terry Guo  <terry.guo@arm.com>
1185
1186         PR rtl-optimization/64818
1187         * combine.c (can_combine_p): Don't combine user-specified
1188         register if it is in an asm input.
1189
1190 2015-04-21  Jan Hubicka  <hubicka@ucw.cz>
1191
1192         PR ipa/65076
1193         * passes.def (early_optimizations): Add pass_dse.
1194
1195 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1196
1197         * defaults.h (INSN_REFERENCES_ARE_DELAYED): New definition.
1198         * reorg.c (redundant_insn): Remove ifdef
1199         INSN_REFERENCES_ARE_DELAYED.
1200         * resource.c (mark_referenced_resources): Likewise.
1201
1202 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1203
1204         * defaults.h (INSN_SETS_ARE_DELAYED): New definition.
1205         * reorg.c (redundant_insn): Remove ifdef INSN_SETS_ARE_DELAYED.
1206         * resource.c (mark_set_resources): Likewise.
1207
1208 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1209
1210         * caller-save.c (insert_one_insn): Remove ifdef HAVE_cc0.
1211         * cfgcleanup.c (flow_find_cross_jump): Likewise.
1212         (flow_find_head_matching_sequence): Likewise.
1213         (try_head_merge_bb): Likewise.
1214         * combine.c (can_combine_p): Likewise.
1215         (try_combine): Likewise.
1216         (distribute_notes): Likewise.
1217         * df-problems.c (can_move_insns_across): Likewise.
1218         * final.c (final): Likewise.
1219         * gcse.c (insert_insn_end_basic_block): Likewise.
1220         * ira.c (find_moveable_pseudos): Likewise.
1221         * reorg.c (try_merge_delay_insns): Likewise.
1222         (fill_simple_delay_slots): Likewise.
1223         (fill_slots_from_thread): Likewise.
1224         * sched-deps.c (sched_analyze_2): Likewise.
1225
1226 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1227
1228         * df-scan.c (df_get_entry_block_def_set): Remove #ifdef
1229         PIC_OFFSET_TABLE_REGNUM.
1230
1231 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1232
1233         * alias.c (init_alias_target): Remove ifdef
1234         * HARD_FRAME_POINTER_IS_FRAME_POINTER.
1235         * df-scan.c (df_insn_refs_collect): Likewise.
1236         (df_get_regular_block_artificial_uses): Likewise.
1237         (df_get_eh_block_artificial_uses): Likewise.
1238         (df_get_entry_block_def_set): Likewise.
1239         (df_get_exit_block_use_set): Likewise.
1240         * emit-rtl.c (gen_rtx_REG): Likewise.
1241         * ira.c (ira_setup_eliminable_regset): Likewise.
1242         * reginfo.c (init_reg_sets_1): Likewise.
1243         * regrename.c (rename_chains): Likewise.
1244         * reload1.c (reload): Likewise.
1245         (eliminate_regs_in_insn): Likewise.
1246         * resource.c (mark_referenced_resources): Likewise.
1247         (init_resource_info): Likewise.
1248
1249 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1250
1251         * defaults.h (MASK_RETURN_ADDR): New definition.
1252         * except.c (expand_builtin_extract_return_addr): Remove ifdef
1253         MASK_RETURN_ADDR.
1254
1255 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1256
1257         * defaults.h (RETURN_ADDR_OFFSET): New definition.
1258         * except.c (expand_builtin_extract_return_addr): Remove ifdef
1259         RETURN_ADDR_OFFSET.
1260         (expand_builtin_frob_return_addr): Likewise.
1261
1262 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1263
1264         * cfgrtl.c (rtl_merge_blocks): Change #if HAVE_cc0 to if (HAVE_cc0)
1265         (try_redirect_by_replacing_jump): Likewise.
1266         (rtl_tidy_fallthru_edge): Likewise.
1267         * combine.c (insn_a_feeds_b): Likewise.
1268         (find_split_point): Likewise.
1269         (simplify_set): Likewise.
1270         * cprop.c (cprop_jump): Likewise.
1271         * cse.c (cse_extended_basic_block): Likewise.
1272         * df-problems.c (can_move_insns_across): Likewise.
1273         * function.c (emit_use_return_register_into_block): Likewise.
1274         * haifa-sched.c (sched_init): Likewise.
1275         * ira.c (find_moveable_pseudos): Likewise.
1276         * loop-invariant.c (find_invariant_insn): Likewise.
1277         * lra-constraints.c (curr_insn_transform): Likewise.
1278         * postreload.c (reload_combine_recognize_const_pattern):
1279         * Likewise.
1280         * reload.c (find_reloads): Likewise.
1281         * reorg.c (delete_scheduled_jump): Likewise.
1282         (steal_delay_list_from_target): Likewise.
1283         (steal_delay_list_from_fallthrough): Likewise.
1284         (redundant_insn): Likewise.
1285         (fill_simple_delay_slots): Likewise.
1286         (fill_slots_from_thread): Likewise.
1287         (delete_computation): Likewise.
1288         * sched-rgn.c (add_branch_dependences): Likewise.
1289
1290 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1291
1292         * genconfig.c (main): Always define HAVE_cc0.
1293         * caller-save.c (insert_one_insn): Change ifdef HAVE_cc0 to #if
1294         HAVE_cc0.
1295         * cfgcleanup.c (flow_find_cross_jump): Likewise.
1296         (flow_find_head_matching_sequence): Likewise.
1297         (try_head_merge_bb): Likewise.
1298         * cfgrtl.c (rtl_merge_blocks): Likewise.
1299         (try_redirect_by_replacing_jump): Likewise.
1300         (rtl_tidy_fallthru_edge): Likewise.
1301         * combine.c (do_SUBST_MODE): Likewise.
1302         (insn_a_feeds_b): Likewise.
1303         (combine_instructions): Likewise.
1304         (can_combine_p): Likewise.
1305         (try_combine): Likewise.
1306         (find_split_point): Likewise.
1307         (subst): Likewise.
1308         (simplify_set): Likewise.
1309         (distribute_notes): Likewise.
1310         * cprop.c (cprop_jump): Likewise.
1311         * cse.c (cse_extended_basic_block): Likewise.
1312         * df-problems.c (can_move_insns_across): Likewise.
1313         * final.c (final): Likewise.
1314         (final_scan_insn): Likewise.
1315         * function.c (emit_use_return_register_into_block): Likewise.
1316         * gcse.c (insert_insn_end_basic_block): Likewise.
1317         * haifa-sched.c (sched_init): Likewise.
1318         * ira.c (find_moveable_pseudos): Likewise.
1319         * loop-invariant.c (find_invariant_insn): Likewise.
1320         * lra-constraints.c (curr_insn_transform): Likewise.
1321         * optabs.c (prepare_cmp_insn): Likewise.
1322         * postreload.c (reload_combine_recognize_const_pattern):
1323         * Likewise.
1324         * reload.c (find_reloads): Likewise.
1325         (find_reloads_address_1): Likewise.
1326         * reorg.c (delete_scheduled_jump): Likewise.
1327         (steal_delay_list_from_target): Likewise.
1328         (steal_delay_list_from_fallthrough): Likewise.
1329         (try_merge_delay_insns): Likewise.
1330         (redundant_insn): Likewise.
1331         (fill_simple_delay_slots): Likewise.
1332         (fill_slots_from_thread): Likewise.
1333         (delete_computation): Likewise.
1334         (relax_delay_slots): Likewise.
1335         * sched-deps.c (sched_analyze_2): Likewise.
1336         * sched-rgn.c (add_branch_dependences): Likewise.
1337
1338 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1339
1340         * combine.c (find_single_use): Remove HAVE_cc0 ifdef for code
1341         that is trivially ded on non cc0 targets.
1342         (simplify_set): Likewise.
1343         (mark_used_regs_combine): Likewise.
1344         * cse.c (new_basic_block): Likewise.
1345         (fold_rtx): Likewise.
1346         (cse_insn): Likewise.
1347         (cse_extended_basic_block): Likewise.
1348         (set_live_p): Likewise.
1349         * rtlanal.c (canonicalize_condition): Likewise.
1350         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1351
1352 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1353
1354         * conditions.h: Define macros even if HAVE_cc0 is undefined.
1355         * emit-rtl.c: Define functions even if HAVE_cc0 is undefined.
1356         * final.c: Likewise.
1357         * jump.c: Likewise.
1358         * recog.c: Likewise.
1359         * recog.h: Declare functions even when HAVE_cc0 is undefined.
1360         * sched-deps.c (sched_analyze_2): Always compile case for cc0.
1361
1362 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1363
1364         * defaults.h: New definition of EH_RETURN_DATA_REGNO.
1365         * except.c: Remove definition of EH_RETURN_DATA_REGNO.
1366         * builtins.c (expand_builtin): Remove check if
1367         EH_RETURN_DATA_REGNO is defined.
1368         * df-scan.c (df_bb_refs_collect): Likewise.
1369         (df_get_exit_block_use_set): Likewise.
1370         * haifa-sched.c (initiate_bb_reg_pressure_info): Likewise.
1371         * ira-lives.c (process_bb_node_lives): Likewise.
1372         * lra-lives.c (process_bb_lives): Likewise.
1373
1374 2015-04-21  Uros Bizjak  <ubizjak@gmail.com>
1375
1376         * config/i386/i386.md (ARGP_REG, FRAME_REG, BND2_REG, BND3_REG,
1377         FIRST_PSEUDO_REG): New.
1378         * config/i386/i386.h (STACK_POINTER_REGNUM): Define to SP_REG.
1379         (ARG_POINTER_REGNUM): Define to ARGP_REG.
1380         (FRAME_POINTER_REGNUM): Define to FRAME_REG.
1381         (HARD_FRAME_POINTER_REGNUM): Define to BP_REG.
1382         (FIRST_PSEUDO_REGISTER): Define to FIRST_PSEUDO_REG.
1383         (FIRST_INT_REG): New.
1384         (LAST_INT_REG): New.
1385         (FIRST_*_REG): Define using *_REG.
1386         (LAST_*_REG): Ditto.
1387         (QI_REGNO_P): Define using FIRST_QU_REG and LAST_QI_REG.
1388         (LEGACY_INT_REGNO_P): Define using FIRST_INT_REG and LAST_INT_REG.
1389         (FIRST_FLOAT_REG): Define to FIRST_STACK_REG.
1390
1391 2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1392
1393         * expmed.c: (synth_mult): Only assume overlapping
1394         shift with previous steps in alg_sub_t_m2 case.
1395
1396 2015-04-21  Richard Biener  <rguenther@suse.de>
1397
1398         PR tree-optimization/65650
1399         * tree-ssa-ccp.c (valid_lattice_transition): Allow lattice
1400         transitions involving copies.
1401         (set_lattice_value): Adjust for copy lattice state.
1402         (ccp_lattice_meet): Do not merge UNDEFINED and a copy to the copy
1403         if that doesn't dominate the merge point.
1404         (bit_value_unop): Adjust what we treat as varying mask.
1405         (bit_value_binop): Likewise.
1406         (bit_value_assume_aligned): Likewise.
1407         (evaluate_stmt): When we simplified to a SSA name record a copy
1408         instead of dropping to varying.
1409         (visit_assignment): Simplify.
1410
1411         * gimple-match.h (gimple_simplify): Add another callback.
1412         * gimple-fold.c (fold_stmt_1): Adjust caller.
1413         (gimple_fold_stmt_to_constant_1): Likewise - pass valueize
1414         for the 2nd callback.
1415         * gimple-match-head.c (gimple_simplify): Add a callback that is
1416         used to valueize the stmt operands and use it that way.
1417
1418 2015-04-21  Richard Biener  <rguenther@suse.de>
1419
1420         PR tree-optimization/65788
1421         * tree-ssa-ccp.c (evaluate_stmt): Evaluate to UNDEFINED early.
1422
1423 2015-04-21  Richard Biener  <rguenther@suse.de>
1424
1425         * config/i386/i386.c (ix86_builtin_vectorization_cost): Scale
1426         vec_construct cost by vec_stmt_cost.
1427
1428 2015-04-21  Richard Biener  <rguenther@suse.de>
1429
1430         * cfghooks.h (create_basic_block): Replace with two overloads
1431         for RTL and GIMPLE.
1432         (split_block): Likewise.
1433         * cfghooks.c (split_block): Rename to ...
1434         (split_block_1): ... this.
1435         (split_block): Add two type-safe overloads for RTL and GIMPLE.
1436         (split_block_after_labels): Call split_block_1.
1437         (create_basic_block): Rename to ...
1438         (create_basic_block_1): ... this.
1439         (create_basic_block): Add two type-safe overloads for RTL and GIMPLE.
1440         (create_empty_bb): Call create_basic_block_1.
1441         * cfgrtl.c (fixup_fallthru_exit_predecessor): Use
1442         split_block_after_labels.
1443         * omp-low.c (expand_parallel_call): Likewise.
1444         (expand_omp_target): Likewise.
1445         (simd_clone_adjust): Likewise.
1446         * tree-chkp.c (chkp_get_entry_block): Likewise.
1447         * cgraphunit.c (init_lowered_empty_function): Use the GIMPLE
1448         create_basic_block overload.
1449         (cgraph_node::expand_thunk): Likewise.
1450         * tree-cfg.c (make_blocks): Likewise.
1451         (handle_abnormal_edges): Likewise.
1452         * tree-inline.c (copy_bb): Likewise.
1453
1454 2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1455
1456         * config/aarch64/aarch64.md (*<NLOGICAL:optab>_one_cmplsidi3_ze):
1457         New pattern.
1458         (*xor_one_cmplsidi3_ze): Likewise.
1459
1460 2015-04-21  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1461
1462         * df-core.c (df_finish_pass): Iterate over df->problems_by_index[] and
1463         use df_remove_problem rather than manually removing problems, leaving
1464         holes in df->problems_in_order[].
1465
1466 2015-04-21  Tom de Vries  <tom@codesourcery.com>
1467
1468         PR tree-optimization/65802
1469         * internal-fn.def (VA_ARG): Add ECF_NOTROW to flags.
1470
1471 2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1472
1473         * common/config/aarch64/aarch64-common.c (AARCH64_CPU_NAME_LENGTH):
1474         Increase to 128.
1475         (aarch64_rewrite_selected_cpu): Do not chop off extensions starting
1476         at '.'.  Assert that there's enough space for everything.
1477
1478 2015-04-21  Uros Bizjak  <ubizjak@gmail.com>
1479
1480         PR tree-optimization/64950
1481         Revert:
1482         2010-08-02  Uros Bizjak  <ubizjak@gmail.com>
1483
1484         PR target/41089
1485         * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset
1486         as volatile.
1487
1488 2015-04-20  Shiva Chen  <shiva0217@gmail.com>
1489
1490         PR rtl-optimization/64916
1491         * cfgcleanup.c (values_equal_p): New function.
1492         (can_replace_by): Use it.
1493
1494 2015-04-20  Paolo Carlini  <paolo.carlini@oracle.com>
1495
1496         PR c++/65801
1497         * doc/invoke.texi ([-Wnarrowing]): Update.
1498
1499 2015-04-20  Jeff Law  <law@redhat.com>
1500
1501         PR tree-optimization/65658
1502         * tree-ssa-threadupdate.c (redirection_block_p): Remove
1503         redundant test for GIMPLE_ASSIGN in last change.
1504
1505 2015-04-20  Uros Bizjak  <ubizjak@gmail.com>
1506
1507         * config/i386/i386.c (set_pic_reg_ever_live): Remove.
1508         (legitimize_pic_address): Do not call set_pic_reg_ever_live.
1509         (legitimize_tls_address): Ditto.
1510         (ix86_expand_move): Ditto.
1511         (ix86_expand_binary_operator): Remove reload_in_progress checks.
1512         (ix86_expand_unary_operator): Ditto.
1513         * config/i386/predicates.md (index_register_operand): Ditto.
1514
1515 2015-04-20  Selim Belbachir  <selim.belbachir@fr.thalesgroup.com>
1516
1517         * reorg.c (try_merge_delay_insns): Improve correctness checking
1518         for targets with multiple delay slots.
1519
1520 2015-04-20  Jeff Law  <law@redhat.com>
1521
1522         PR tree-optimization/65658
1523         * tree-ssa-threadupdate.c (redirection_block_p): Ignore clobber
1524         statements too.
1525
1526 2015-04-20  Alan Lawrence  <alan.lawrence@arm.com>
1527
1528         * config/aarch64/aarch64.c (aarch64_simd_emit_pair_result_insn): Delete.
1529         * config/aarch64/aarch64-protos.h (aarch64_simd_emit_pair_result_insn):
1530         Delete.
1531
1532 2015-04-20  Jakub Jelinek  <jakub@redhat.com>
1533
1534         PR debug/65807
1535         * dwarf2out.c (add_AT_wide): Clear attr.dw_attr_val.val_entry.
1536
1537 2015-04-20  Richard Biener  <rguenther@suse.de>
1538
1539         * gimple-fold.h (gimple_build): Remove optional valueize arguments.
1540         * gimple-fold.c (gimple_build_valueize): New function.
1541         (gimple_build): Always use gimple_build_valueize as valueize hook.
1542
1543 2015-04-20  Alan Lawrence  <alan.lawrence@arm.com>
1544
1545         PR target/64134
1546         * config/aarch64/aarch64.c (aarch64_expand_vector_init): Load constant
1547         and overwrite variable parts if <= 1/2 the elements are variable.
1548
1549 2015-04-19  Vladimir Makarov  <vmakarov@redhat.com>
1550
1551         PR rtl-optimization/65805
1552         * lra-eliminations.c (lra_eliminate_regs_1): Add new assert.
1553         Don't use difference of offset and previous offset if
1554         update_sp_offset is non-zero.
1555         (eliminate_regs_in_insn): Ditto.
1556         * lra-spills.c (remove_pseudos): Exchange 4th and 6th args in
1557         lra_eliminate_regs_1 call.
1558         * lra-constraints.c (get_equiv_with_elimination): Ditto.
1559
1560 2015-04-18  Trevor Saunders  <tsaunders@mozilla.com>
1561
1562         * hash-table.h: Remove version of hash_table that stored value_type *.
1563         * asan.c, attribs.c, bitmap.c, cfg.c, cgraph.h, config/arm/arm.c,
1564         config/i386/winnt.c, config/ia64/ia64.c, config/mips/mips.c,
1565         config/sol2.c, coverage.c, cselib.c, dse.c, dwarf2cfi.c,
1566         dwarf2out.c, except.c, gcse.c, genmatch.c, ggc-common.c,
1567         gimple-ssa-strength-reduction.c, gimplify.c, haifa-sched.c,
1568         hard-reg-set.h, hash-map.h, hash-set.h, ipa-devirt.c, ipa-icf.h,
1569         ipa-profile.c, ira-color.c, ira-costs.c, loop-invariant.c,
1570         loop-iv.c, loop-unroll.c, lto-streamer.h, plugin.c, postreload-gcse.c,
1571         reginfo.c, statistics.c, store-motion.c, trans-mem.c, tree-cfg.c,
1572         tree-eh.c, tree-hasher.h, tree-into-ssa.c, tree-parloops.c,
1573         tree-sra.c, tree-ssa-coalesce.c, tree-ssa-dom.c, tree-ssa-live.c,
1574         tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-phiopt.c,
1575         tree-ssa-pre.c, tree-ssa-reassoc.c, tree-ssa-sccvn.c,
1576         tree-ssa-structalias.c, tree-ssa-tail-merge.c,
1577         tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
1578         valtrack.h, var-tracking.c, vtable-verify.c, vtable-verify.h: Adjust.
1579
1580 2015-04-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1581             Jakub Jelinek  <jakub@redhat.com>
1582
1583         PR target/65787
1584         * config/rs6000/rs6000.c (rtx_is_swappable_p): Ensure that a
1585         subsequent SH_NONE operand does not overwrite an existing *special
1586         value.
1587         (adjust_extract): Handle case where a vec_extract operation is
1588         wrapped in a PARALLEL.
1589
1590 2015-04-17  H.J. Lu  <hongjiu.lu@intel.com>
1591
1592         PR target/65780
1593         * config/i386/i386.c (ix86_binds_local_p): Define only if
1594         TARGET_MACHO and TARGET_DLLIMPORT_DECL_ATTRIBUTES are false.
1595
1596 2015-04-17  Jeff Law  <law@redhat.com>
1597
1598         PR tree-optimization/47679
1599         * Makefile.in (OBJS); Add tree-ssa-scopedtables.o.
1600         * tree-ssa-scopedtables.c: New file.
1601         * tree-ssa-scopedtables.h: New file.
1602         * tree-ssa-dom.c: Include tree-ssa-scopedtables.h.
1603         (const_and_copies): Change name/type.
1604         (record_const_or_copy): Move into tree-ssa-scopedtables.c
1605         (record_const_or_copy_1): Similarly.
1606         (restore_vars_to_original_value): Similarly.
1607         (pass_dominator::execute): Create and destroy const_and_copies table.
1608         (thread_across_edge): Update passing of const_and_copies.
1609         (record_temporary_equivalence): Use method calls rather than
1610         manipulating const_and_copies directly.
1611         (record_equality, cprop_into_successor_phis): Similarly.
1612         (dom_opt_dom_walker::before_dom_children): Similarly.
1613         (dom_opt_dom_walker::after_dom_children): Similarly.
1614         (eliminate_redundant_computations): Similarly.
1615         * tree-ssa-threadedge.c (remove_temporary_equivalences): Delete.
1616         (record_temporary_equivalence): Likewise.
1617         (invalidate_equivalences): Likewise.
1618         (record_temporary_equivalences_from_phis): Update due to type
1619         change of const_and_copies.  Use method calls rather than
1620         manipulating the stack directly.
1621         (record_temporary_equivalences_from_stmts_at_dest): Likewise.
1622         (thread_through_normal_block, thread_across_edge): Likewise.
1623         (thread_across_edge): Likewise.
1624         * tree-ssa-threadedge.h (thread_across_edge): Update prototype.
1625         * tree-vrp.c: Include tree-ssa-scopedtables.h.  Change type
1626         of equiv_stack.
1627         (identify_jump_threads): Update due to type change of equiv_stack.
1628         (finalize_jump_threads): Delete the equiv_stack when complete.
1629
1630 2015-04-17  Uros Bizjak  <ubizjak@gmail.com>
1631
1632         * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1633         * config/i386/i386.c (ix86_legitimize_reload_address): Ditto.
1634         * config/i386/i386-protos.h (ix86_legitimize_reload_address): Ditto.
1635
1636 2015-04-17  Andreas Tobler  <andreast@gcc.gnu.org>
1637
1638         PR target/65535
1639         * config.gcc: Exit with a comment when we do not have a major version
1640         number for the FreeBSD target.
1641
1642 2015-04-17  Jakub Jelinek  <jakub@redhat.com>
1643
1644         PR target/65689
1645         * genpreds.c (struct constraint_data): Add maybe_allows_reg and
1646         maybe_allows_mem bitfields.
1647         (maybe_allows_none_start, maybe_allows_none_end,
1648         maybe_allows_reg_start, maybe_allows_reg_end, maybe_allows_mem_start,
1649         maybe_allows_mem_end): New variables.
1650         (compute_maybe_allows): New function.
1651         (add_constraint): Use it to initialize maybe_allows_reg and
1652         maybe_allows_mem fields.
1653         (choose_enum_order): Sort the non-is_register/is_const_int/is_memory/
1654         is_address constraints such that those that allow neither mem nor
1655         reg come first, then those that only allow reg but not mem, then
1656         those that only allow mem but not reg, then the rest.
1657         (write_allows_reg_mem_function): New function.
1658         (write_tm_preds_h): Call it.
1659         * stmt.c (parse_output_constraint, parse_input_constraint): Use
1660         the generated insn_extra_constraint_allows_reg_mem function
1661         instead of always setting *allows_reg = true; *allows_mem = true;
1662         for unknown extra constraints.
1663
1664 2015-04-17  H.J. Lu  <hongjiu.lu@intel.com>
1665
1666         PR target/65780
1667         * output.h (default_binds_local_p_3): New.
1668         * varasm.c (default_binds_local_p_3): Make it public.  Take an
1669         argument to indicate if common symbol may be local.  If common
1670         symbol may be local, treat non-external variable as defined
1671         locally.
1672         (default_binds_local_p_2): Pass !flag_pic to default_binds_local_p_3.
1673         (default_binds_local_p_1): Pass false to default_binds_local_p_3.
1674         * config/i386/i386.c (ix86_binds_local_p): New.
1675         (TARGET_BINDS_LOCAL_P): Replace default_binds_local_p_2 with
1676         ix86_binds_local_p.
1677
1678 2015-04-17  Jakub Jelinek  <jakub@redhat.com>
1679
1680         PR debug/65771
1681         * dwarf2out.c (mem_loc_descriptor): For CONST, fallback to
1682         trying mem_loc_descriptor on XEXP (rtl, 0).
1683
1684 2015-04-17  Martin Liska  <mliska@suse.cz>
1685
1686         * ipa-icf.c (sem_item_optimizer::subdivide_classes_by_sensitive_refs):
1687         Release symbol_compare_collection.
1688         * ipa-reference.c: Add TODO that a vector should be released.
1689
1690 2015-04-17  Sivanupandi Pitchumani <Pitchumani.Sivanupandi@atmel.com>
1691
1692         PR target/65296
1693         * config/avr/gen-avr-mmcu-specs.c (*avrlibc_startfile): Adjust
1694         to new AVR-LibC file layout (bug #44574).
1695         (*avrlibc_devicelib): Same.
1696         * config/avr/avr-mcus.def: Adjust comments.
1697         * config/avr/avr.opt (nodevicelib): Adjust help.
1698
1699 2015-04-17  Alan Lawrence  <alan.lawrence@arm.com>
1700
1701         * config/aarch64/arm_neon.h (vdup_n_f32): Remove forward declaration.
1702
1703 2015-04-17  Patrick Palka  <ppalka@gcc.gnu.org>
1704
1705         PR c++/64527
1706         * gimplify.c (gimplify_init_constructor): Always emit a
1707         side-effecting constructor.
1708
1709 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1710
1711         PR tree-optimization/64950
1712         * gimplify.c (gimplify_function_tree): Tentatively set PROP_gimple_lva
1713         in cfun->curr_properties.
1714         (gimplify_va_arg_expr): Clear PROP_gimple_lva in cfun->curr_properties
1715         if we generate an IFN_VA_ARG.
1716         * tree-inline.c (expand_call_inline): Reset PROP_gimple_lva in dest
1717         function if PROP_gimple_lva is not set in src function.
1718
1719 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1720             Michael Matz  <matz@suse.de>
1721
1722         PR tree-optimization/64950
1723         * gimple-iterator.c (update_modified_stmts): Remove static.
1724         * gimple-iterator.h (update_modified_stmts): Declare.
1725         * gimplify.c (gimplify_modify_expr): Handle IFN_VA_ARG.
1726         (gimplify_va_arg_internal): New function.
1727         (gimplify_va_arg_expr): Use IFN_VA_ARG.
1728         * gimplify.h (gimplify_va_arg_internal): Declare.
1729         * internal-fn.c (expand_VA_ARG): New unreachable function.
1730         * internal-fn.def (VA_ARG): New DEF_INTERNAL_FN.
1731         * tree-stdarg.c (gimple_call_ifn_va_arg_p, expand_ifn_va_arg_1)
1732         (expand_ifn_va_arg): New function.
1733         (pass_data_stdarg): Add PROP_gimple_lva to properties_provided field.
1734         (pass_stdarg::execute): Call expand_ifn_va_arg.
1735         (pass_data_lower_vaarg): New pass_data.
1736         (pass_lower_vaarg): New gimple_opt_pass.
1737         (pass_lower_vaarg::gate, pass_lower_vaarg::execute)
1738         (make_pass_lower_vaarg): New function.
1739         * cfgexpand.c (pass_data_expand): Add PROP_gimple_lva to
1740         properties_required field.
1741         * passes.def (all_passes): Add pass_lower_vaarg.
1742         * tree-pass.h (PROP_gimple_lva): Add define.
1743         (make_pass_lower_vaarg): Declare.
1744
1745 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1746
1747         * fold-const.c (operand_equal_p): Handle INTERNAL_FNs.
1748         * calls.c (call_expr_flags): Same.
1749
1750 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1751
1752         * tree-stdarg.c (optimize_va_list_gpr_fpr_size): Factor out of ...
1753         (pass_stdarg::execute): ... here.
1754
1755 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1756             Michael Matz  <matz@suse.de>
1757
1758         * tree-cfg.c (make_blocks_1): Factor out of ...
1759         (make_blocks): ... here.
1760         (make_edges_bb): Factor out of ...
1761         (make_edges): ... here.
1762         (gimple_find_sub_bbs): New function.
1763         * tree-cfg.h (gimple_find_sub_bbs): Declare.
1764
1765 2015-04-17  Tom de Vries  <tom@codesourcery.com>
1766
1767         * tree.c (free_lang_data): Disable lang_hooks.gimplify_expr.
1768
1769 2015-04-17  Yury Gribov  <y.gribov@samsung.com>
1770
1771         * asan.c (set_sanitized_sections): New function.
1772         (section_sanitized_p): Ditto.
1773         (asan_protect_global): Optionally sanitize user-defined
1774         sections.
1775         * asan.h (set_sanitized_sections): Declare new function.
1776         * common.opt (fsanitize-sections): New option.
1777         * doc/invoke.texi (-fsanitize-sections): Document new option.
1778         * opts-global.c (handle_common_deferred_options): Handle new
1779         option.
1780
1781 2015-04-17  Jakub Jelinek  <jakub@redhat.com>
1782
1783         PR debug/65771
1784         * dwarf2out.c (loc_list_from_tree): Return NULL
1785         for DEBUG_EXPR_DECL.
1786
1787 2015-04-17  Christian Bruel  <christian.bruel@st.com>
1788
1789         * ipa-inline.c (can_inline_edge_p): Allow inlining of functions with
1790         same attributes.
1791
1792 2015-04-16  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>
1793
1794         * ira-color.c (setup_left_conflict_sizes_p): Do not process
1795         node itself when computing left conflict subnode size.
1796
1797 2015-04-16  Uros Bizjak  <ubizjak@gmail.com>
1798
1799         * config/i386/predicates.md (register_mixssei387nonimm_operand): New.
1800         * config/i386/i386.md (*fop_<mode>_1_mixed): Merge with
1801         *fop_<mode>_1_sse using enabled attribute.  Use
1802         register_mixssei387nonimm_operand operand 1 predicate. Change
1803         alternative 3 constraints from "x" to "v".
1804
1805 2015-04-16  Richard Biener  <rguenther@suse.de>
1806
1807         PR tree-optimization/65774
1808         * tree-ssa-ccp.c (evaluate_stmt): Constrain types we invoke
1809         bit-value tracking on.
1810
1811 2015-04-16  Richard Biener  <rguenther@suse.de>
1812
1813         PR tree-optimization/64277
1814         * tree-vrp.c (check_array_ref): Fix anti-range handling,
1815         simplify upper bound handling.
1816         (search_for_addr_array): Simplify.
1817         (check_array_bounds): Handle ADDR_EXPRs here.
1818         (check_all_array_refs): Simplify.
1819
1820 2015-04-16  Uros Bizjak  <ubizjak@gmail.com>
1821
1822         * config/i386/i386.c (print_reg): Rewrite function.
1823
1824 2015-04-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1825
1826         * config/s390/s390.h (IRA_HARD_REGNO_ADD_COST_MULTIPLIER):
1827         Invert the condition.
1828
1829 2015-04-16  Renlin Li  <renlin.li@arm.com>
1830
1831         * simplify-rtx.c (simplify_unary_operation_1): Fix a typo. Enable two
1832         simplifications for UNSIGNED_FLOAT.
1833
1834 2015-04-16  Nick Clifton  <nickc@redhat.com>
1835
1836         * config/rl78/rl78-opts.h (enum rl78_mul_types): Add MUL_G14 and
1837         MUL_UNINIT.
1838         (enum rl78_cpu_type): New.
1839         * config/rl78/rl78-virt.md (attr valloc): Add divhi and divsi.
1840         (umulhi3_shift_virt): Remove m constraint from operand 1.
1841         (umulqihi3_virt): Likewise.
1842         * config/rl78/rl78.c (rl78_option_override): Add code to process
1843         -mcpu and -mmul options.
1844         (rl78_alloc_physical_registers): Add code to handle divhi and
1845         divsi valloc attributes.
1846         (set_origin): Likewise.
1847         * config/rl78/rl78.h (RL78_MUL_G14): Define.
1848         (TARGET_G10, TARGET_G13, TARGET_G14): Define.
1849         (TARGET_CPU_CPP_BUILTINS): Define __RL78_MUL_xxx__ and
1850         __RL78_Gxx__.
1851         (ASM_SPEC): Pass -mcpu on to assembler.
1852         * config/rl78/rl78.md (mulqi3): Add a clobber of AX.
1853         (mulqi3_rl78): Likewise.
1854         (mulhi3_g13): Likewise.
1855         (mulhi3): Generate the G13 or G14 versions of the insn directly.
1856         (mulsi3): Likewise.
1857         (mulhi3_g14): Add clobbers of AX and BC.
1858         (mulsi3_g14): Likewise.
1859         (mulsi3_g13): Likewise.
1860         (udivmodhi4, udivmodhi4_g14, udivmodsi4): New patterns.
1861         (udivmodsi4_g14, udivmodsi4_g13): New patterns.
1862         * config/rl78/rl78.opt (mmul): Initialise value to
1863         RL78_MUL_UNINIT.
1864         (mcpu): New option.
1865         (m13, m14, mrl78): New option aliases.
1866         * config/rl78/t-rl78 (MULTILIB_OPTIONS): Add mg13 and mg14.
1867         (MULTILIB_DIRNAMES): Add g13 and g14.
1868         * doc/invoke.texi: Document -mcpu and -mmul options.
1869
1870 2015-04-16  Richard Biener  <rguenther@suse.de>
1871
1872         * tree-ssa-ccp.c (likely_value): See if we have operands that
1873         are marked as never simulate again and return CONSTANT in this
1874         case.
1875         * tree-ssa-propagate.c (simulate_stmt): Mark stmts that do
1876         not have any operands that will be simulated again as
1877         not being simulated again.
1878
1879 2015-04-15  Uros Bizjak  <ubizjak@gmail.com>
1880
1881         * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>_mixed):
1882         Merge with *cmpi<FPCMP:unord><MODEF:mode>_sse using enabled attribute.
1883         (*extendsfdf2_mixed): Merge with *extendsfdf2_sse using enabled
1884         attribute.
1885         (*truncdfsf_fast_mixed): Merge with *truncdfsf_fast_sse using
1886         enabled attribute.
1887         (*float<SWI48:mode><MODEF:mode>2_mixed): Rename from
1888         *float<SWI48:mode><MODEF:mode>2_sse.
1889         (*absneg<mode>2_mixed): Merge with *absneg<mode>2_sse using
1890         enabled attribute.
1891         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_sse using
1892         enabled attribute.
1893
1894 2015-04-15  Tom de Vries  <tom@codesourcery.com>
1895
1896         PR other/65487
1897         * function.c (push_dummy_function): New function.
1898         (init_dummy_function_start): Use push_dummy_function.
1899         (pop_dummy_function): New function.  Factored out of ...
1900         (expand_dummy_function_end): ... here.
1901         * function.h (push_dummy_function, pop_dummy_function): Declare.
1902         * passes.c (pass_manager::dump_passes): Use push_dummy_function and
1903         pop_dummy_function.
1904         * tree-chkp.c (chkp_gate): Handle cgraph_node::get (cfun->decl) == NULL.
1905
1906 2015-04-15  Jeff Law  <law@redhat.com>
1907
1908         PR tree-optimization/47679
1909         * tree-ssa-dom.c (build_and_record_new_cond): Moved to avoid
1910         need for forward declaration in upcoming changes.
1911         (record_conditions, record_edge_info): Likewise.
1912
1913         PR rtl-optimization/42522
1914         * cse.c (fold_rtx): Try to simplify a ZERO_EXTRACT or
1915         SIGN_EXTRACT as a whole object rather than simplifying
1916         its operand.
1917
1918 2015-04-15  Jakub Jelinek  <jakub@redhat.com>
1919
1920         PR ipa/65765
1921         * ipa-icf-gimple.c (func_checker::compare_bb): For GIMPLE_NOP
1922         and GIMPLE_PREDICT use break instead of return true. For
1923         GIMPLE_EH_DISPATCH, compare dispatch region.
1924
1925 2015-04-14  Matthew Wahab  <matthew.wahab@arm.com>
1926
1927         * doc/extend.texi (__sync Builtins): Simplify some text.  Update
1928         details about the implementation.  Make clear preference for
1929         __atomic builtins.  Reduce possibility of future change.
1930
1931 2015-04-15  Nick Clifton  <nickc@redhat.com>
1932
1933         * config/rx/rx.opt (mallow-string-insns): New option.
1934         * config/rx/rx.c (RX_BUILTIN_RMPA): Disable the use of this
1935         builtin if string instructions are denied.
1936         * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Define
1937         __RX_ALLOW_STRING_INSNS__ or __RX_DISALLOW_STRING_INSNS__, as
1938         appropriate.
1939         (ASM_SPEC): Pass -mno-allow-string-insns on to the assembler.
1940         * config/rx/rx.md (movstr): Enable pattern only if string
1941         instructions are allowed.
1942         (rx_movstr, rx_strend, movmemsi, rx_movmem): Likewise.
1943         (cmpstrnsi, cmpstrsi, rx_cmpstrn, rmpa): Likewise.
1944         * config/rx/t-rx (MULTILIB_OPTIONS): Add mno-allow-string-insns.
1945         (MULTILIB_DIRNAMES): Add no-strings.
1946         * doc/invoke.texi: Document -mno-allow-string-insns.
1947
1948 2015-04-15  Alan Modra  <amodra@gmail.com>
1949
1950         PR target/65408
1951         PR target/58744
1952         PR middle-end/36043
1953         * calls.c (load_register_parameters): Don't load past end of
1954         mem unless suitably aligned.
1955
1956 2015-04-15  Nick Clifton  <nickc@redhat.com>
1957
1958         * config/rl78/rl78.c (rl78_expand_prologue): Mark large stack
1959         decrement instruction as being frame related.
1960         (rl78_print_operand_1): Handle 'p' modifier to add +0 to HL
1961         based addresses.
1962         If zero extending a function address enclose the operation in
1963         %code(...).
1964         (rl78_preferred_reload_class): New function.
1965         (TARGET_PREFERRED_RELOAD_CLASS): Define.
1966         * config/rl78/rl78.md: Remove useless constraints in expanders.
1967         (mulqi3_rl78): Remove + qualifier on input-only operand 1.
1968         (mulhi3_rl78): Likewise.
1969         (mulhi3_g13): Likewise.
1970         (mulsi3_rl78): Likewise.
1971         (es_addr): Move to before the multiply patterns.
1972
1973 2015-04-15  Alan Modra  <amodra@gmail.com>
1974
1975         * function.h (struct emit_status): Delete x_first_insn, x_last_insn
1976         and sequence_stack.  Add seq.
1977         (seq_stack): Delete.
1978         * function.c (prepare_function_start): Don't access x_last_insn.
1979         * emit-rtl.h (get_current_sequence, get_topmost_sequence): New.
1980         (get_insns, set_first_insn, get_last_insn, set_last_insn): Use them.
1981         * emit_rtl.c (start_sequence, push_topmost_sequence,
1982         pop_topmost_sequence, end_sequence, in_sequence_p, init_emit): Use
1983         sequence accessors.
1984         (get_last_insn_anywhere, add_insn_after_nobb, add_insn_before_nobb,
1985         remove_insn): Likewise.  Simplify.
1986         * config/m32c/m32c.c (m32c_leaf_function_p): Use push_topmost_sequence
1987         and pop_topmost_sequence.
1988         (m32c_function_needs_enter): Use get_topmost_sequence.  Ignore
1989         debug insns.
1990         * config/rs6000/rs6000.c (rs6000_call_aix): Use get_current_sequence.
1991
1992 2015-04-14  Yvan Roux  <yvan.roux@linaro.org>
1993
1994         PR target/65729
1995         * lra-constraints.c (prohibited_class_reg_set_mode_p): Restore and fix
1996         the assertiion.
1997
1998 2015-04-14  Uros Bizjak  <ubizjak@gmail.com>
1999
2000         * config/i386/i386.h (LEGACY_INT_REG_P): New define.
2001         (LEGACY_INT_REGNO_P): Ditto.
2002         (GENERAL_REGNO_P): Use LEGACY_INT_REGNO_P.
2003         (ANY_MASK_REG_P): Remove.
2004         (BND_REG_P): Rename from ANY_BND_REG_P.
2005         * config/i386/i386.c (print_reg): Use LEGACY_INT_REG_P to print
2006         legacy integer registers.  Do not handle MMX_REG_P in a special way.
2007         Merge 64byte and 32byte SSE handling.
2008
2009 2015-04-14  Nick Clifton  <nickc@redhat.com>
2010
2011         * expr.c (expand_assignment): Force an address offset computation
2012         into a register before changing its mode.
2013         (expand_expr_real_1): Likewise.
2014
2015 2015-04-14  Alan Lawrence  <alan.lawrence@arm.com>
2016
2017         * config/aarch64/arm_neon.h (vst1_lane_f32, vst1_lane_f64,
2018         vst1_lane_p8, vst1_lane_p16, vst1_lane_s8, vst1_lane_s16,
2019         vst1_lane_s32, vst1_lane_s64, vst1_lane_u8, vst1_lane_u16,
2020         vst1_lane_u32, vst1_lane_u64, vst1q_lane_f32, vst1q_lane_f64,
2021         vst1q_lane_p8, vst1q_lane_p16, vst1q_lane_s8, vst1q_lane_s16,
2022         vst1q_lane_s32, vst1q_lane_s64, vst1q_lane_u8, vst1q_lane_u16,
2023         vst1q_lane_u32, vst1q_lane_u64): Reimplement with pointer dereference
2024         and __aarch64_vget_lane_any.
2025
2026 2015-04-14  Jakub Jelinek  <jakub@redhat.com>
2027
2028         PR rtl-optimization/65761
2029         * cfgrtl.c (rtl_split_edge): For EDGE_CROSSING split, use
2030         get_last_bb_insn (after) instead of NEXT_INSN (BB_END (after)).
2031
2032 2015-04-14  Richard Biener  <rguenther@suse.de>
2033
2034         * graphite-scop-detection.c: Do not include cp/cp-tree.h.
2035         (graphite_can_represent_scev): Use POINTER_TYPE_P.
2036
2037 2015-04-14  Richard Biener  <rguenther@suse.de>
2038
2039         PR tree-optimization/65758
2040         * tree-ssa-ccp.c (get_value_from_alignment): Adjust mask test
2041         against -1.
2042         (ccp_lattice_meet): Likewise.
2043         (bit_value_unop): Likewise.
2044         (bit_value_binop): Likewise.
2045         (bit_value_assume_aligned): Likewise.
2046
2047 2015-04-14  Christian Bruel  <christian.bruel@st.com>
2048
2049         * execute_dwarf2_frame (dw_frame_pointer_regnum): Reinitialize for each
2050         function.
2051
2052 2015-04-14  Marc Glisse  <marc.glisse@inria.fr>
2053
2054         PR tree-optimization/63387
2055         * match.pd ((x unord x) | (y unord y) -> (x unord y),
2056         (x unord x) | (x unord y) -> (x unord y)): New simplifications.
2057
2058 2015-04-14  Uros Bizjak  <ubizjak@gmail.com>
2059
2060         * config/i386/predicates.md (any_QIreg_operand): Rename from
2061         q_regs_operand.  Do not process subregs.
2062         (QIreg_operand): Use QI_REGNO_P predicate.
2063         (ext_QIreg_operand): Ditto.
2064         (ext_register_operand): Ditto.
2065         * config/i386/i386.md (TEST splitters): Use QIreg_operand predicate.
2066         (AND splitters): Ditto.
2067         (AND with -65536 splitter): Add SWI48 mode for operand 0.
2068         (AND with -256 splitter): Use any_QIreg_operand predicate and
2069         SWI248 mode for operand 0.
2070         (AND with -65281 splitter): Use QIreg_operand predicate and SWI248
2071         mode for operand 0.
2072         (SETCC + MOVZBL peepholes): Update for renamed any_QIreg_operand.
2073
2074 2015-04-13  Gerald Pfeifer  <gerald@pfeifer.com>
2075
2076         * doc/plugins.texi: Rewrite first introductory paragraph.
2077
2078 2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
2079
2080         * tree-vrp.c (nonnull_arg_p): THIS pointers and references are non-zero.
2081         (gimple_stmt_nonzero_warnv_p): Reference return values are non-zero.
2082
2083 2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
2084
2085         * ipa-profie.c (ipa_profile): Check number of parameters
2086         and possible polymorphic call targets before
2087         devirtualizing.
2088
2089 2015-04-13  Uros Bizjak  <ubizjak@gmail.com>
2090
2091         * config/i386/i386.md (*bmi2_umul<mode><dwi>3_1): Merge from
2092         *bmi2_umulsidi3_1 and *bmi2_umulditi3_1 using DWIH mode iterator.
2093
2094 2015-04-13  Richard Biener  <rguenther@suse.de>
2095
2096         PR tree-optimization/65204
2097         * tree-ssa-ccp.c (evaluate_stmt): Always evaluate address
2098         takens for bit-CCP.
2099
2100 2015-04-13  Richard Biener  <rguenther@suse.de>
2101
2102         PR target/65660
2103         * config/i386/i386.c (bdver1_cost): Double cond_taken_branch_cost
2104         and cond_not_taken_branch_cost to 4 and 2.
2105         (bdver2_cost): Likewise.
2106         (bdver3_cost): Likewise.
2107         (bdver4_cost): Likewise.
2108
2109 2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
2110
2111         * hash-table.h (hash_table constructor): Add mem stats.
2112         (alloc_entries): Likewise.
2113
2114 2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
2115
2116         * ipa-cp.c (ipcp_driver): Relase prev_edge.
2117         * passes.c (execute_one_pass): Only add transform if pass has one.
2118
2119 2015-04-12  Joseph Myers  <joseph@codesourcery.com>
2120
2121         * config/i386/i386.c (ix86_option_override_internal): Don't set
2122         -fprefetch-loop-arrays if optimizing for size.
2123
2124 2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
2125             Gerald Pfeifer  <gerald@pfeifer.com>
2126
2127         * doc/contrib.texi (Contributors): Add Martin Jambor and
2128         Michael Matz.
2129
2130 2015-04-12  Jakub Jelinek  <jakub@redhat.com>
2131
2132         * BASE-VER: Set to 6.0.0.
2133
2134         PR tree-optimization/65747
2135         * ipa-icf-gimple.c (func_checker::compare_operand): Use compare_operand
2136         rather than compare_ssa_name for OBJ_TYPE_REF_OBJECT.
2137
2138 2015-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
2139
2140         * doc/invoke.texi (-Wmemset-transposed-args): Break a long
2141         sentence.  Improve grammar.
2142
2143 2015-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
2144
2145         * doc/contrib.texi (Contributors): Add Maxim Kuvyrkov.
2146
2147 2015-04-11  Jan Hubicka  <hubicka@ucw.cz>
2148
2149         PR ipa/65743
2150         * ipa-inline-transform.c (speculation_removed): Remove static var.
2151         (check_speculations): New function.
2152         (clone_inlined_nodes): Do not check spculations.
2153         (inline_call): Call check_speculations.
2154         * ipa-prop.c (ipa_make_edge_direct_to_target): Do not
2155         consider non-invariants.
2156
2157 2015-04-11  Jan Hubicka  <hubicka@ucw.cz>
2158             Martin Liska  <mliska@suse.cz>
2159
2160         PR ipa/65722
2161         * ipa-icf.c (sem_item::compare_cgraph_references): function and
2162         variable can not match.
2163         (sem_item::update_hash_by_addr_refs): Fix handling of virtual tables.
2164         (sem_variable::equals_wpa): Fix checking of DECL_FINAL_P patch.
2165
2166 2015-04-11  Jakub Jelinek  <jakub@redhat.com>
2167
2168         PR tree-optimization/65735
2169         * tree-ssa-threadedge.c (fsm_find_control_statement_thread_paths):
2170         Remove visited_phis argument, add visited_bbs, avoid recursing into the
2171         same bb rather than just into the same phi node.
2172         (thread_through_normal_block): Adjust caller.
2173
2174 2015-04-11  Gerald Pfeifer  <gerald@pfeifer.com>
2175
2176         * doc/contrib.texi (Contributors): Add Ira Rosen.
2177
2178 2015-04-11  Benno Schulenberg  <bensberg@justemail.net>
2179
2180         * gcov.c (find_source): Fix miswording in error message.
2181         * config/i386/i386.c (ix86_handle_cconv_attribute): Likewise.
2182         (ix86_expand_sse_comi_round): Fix typo in error message.
2183
2184 2015-04-11  Gerald Pfeifer  <gerald@pfeifer.com>
2185
2186         * doc/contrib.texi (Contributors): Add Laurynas Biveinis.
2187
2188 2015-04-10  Gerald Pfeifer  <gerald@pfeifer.com>
2189
2190         * doc/contrib.texi (Contributors): Update Joe Buck's entry.
2191
2192 2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>
2193
2194         PR target/65710
2195         * lra-assigns.c (spill_for): Update smallest_bad_spills_num.
2196         Print bad_spills_num and insn_pseudos_num.
2197
2198 2015-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2199
2200         PR target/65694
2201         * config/arm/arm.c (arm_canonicalize_comparison): Use ARM_SIGN_EXTEND
2202         when creating +1 values for SImode.
2203
2204 2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>
2205
2206         PR target/65729
2207         * lra-constraints.c (prohibited_class_reg_set_mode_p): Comment the
2208         assert.
2209
2210 2015-04-10  Jakub Jelinek  <jakub@redhat.com>
2211             Iain Sandoe  <iain@codesourcery.com>
2212
2213         PR target/65351
2214         * configure: Regenerate.
2215
2216 2015-04-09  Kirill Yukhin  <kirill.yukhin@intel.com>
2217
2218         PR target/65671
2219         * config/i386/sse.md: Generate vextract32x4 if AVX-512DQ is disabled.
2220
2221 2015-04-09  Gerald Pfeifer  <gerald@pfeifer.com>
2222
2223         * doc/contrib.texi (Contributors): Add John Marino.
2224
2225 2015-04-09  Jakub Jelinek  <jakub@redhat.com>
2226
2227         PR tree-optimization/65709
2228         * ubsan.c (instrument_mem_ref): Use TREE_TYPE (base) instead of
2229         TREE_TYPE (TREE_TYPE (t)).
2230
2231 2015-04-09  Vladimir Makarov  <vmakarov@redhat.com>
2232
2233         PR target/65710
2234         * lra-int.h (lra_bad_spill_regno_start): New.
2235         * lra.c (lra_bad_spill_regno_start): New.
2236         (lra): Set up lra_bad_spill_regno_start.  Set up
2237         lra_constraint_new_regno_start unconditionally.
2238         * lra-assigns.c (spill_for): Use lra_bad_spill_regno_start for
2239         spill preferences.
2240
2241 2015-04-09  Marek Polacek  <polacek@redhat.com>
2242             Jakub Jelinek  <jakub@redhat.com>
2243
2244         PR middle-end/65554
2245         * gimple-fold.c (gimple_fold_builtin_memory_op): Update comment.
2246         (fold_ctor_reference): Use STRIP_USELESS_TYPE_CONVERSION instead
2247         of STRIP_NOPS.
2248
2249 2015-04-09  Segher Boessenkool  <segher@kernel.crashing.org>
2250
2251         PR rtl-optimization/65693
2252         * combine.c (is_parallel_of_n_reg_sets): Move outside of
2253         #ifndef HAVE_cc0.
2254
2255 2015-04-09  Georg-Johann Lay  <avr@gjlay.de>
2256
2257         PR target/65296
2258         * config/avr/driver-avr.c (avr_devicespecs_file): Don't specify a
2259         device specs file if "device-specs%s" didn't resolve to a path.
2260
2261 2015-04-09  Kirill Yukhin  <kirill.yukhin@intel.com>
2262
2263         PR target/65676
2264         * config/i386/i386.c (fixup_modeless_constant): New.
2265         (ix86_expand_args_builtin): Fixup modeless constant operand.
2266         (ix86_expand_round_builtin): Ditto.
2267         (ix86_expand_special_args_builtin): Ditto.
2268         (ix86_expand_builtin): Ditto.
2269
2270 2015-04-09  Jakub Jelinek  <jakub@redhat.com>
2271
2272         PR target/65693
2273         * config/i386/i386.md (*udivmod<mode>4_pow2): Allow
2274         any pow2 integer in between 2 and 0x80000000U inclusive.
2275
2276 2015-04-08  Segher Boessenkool  <segher@kernel.crashing.org>
2277
2278         PR rtl-optimization/65693
2279         * combine.c (is_parallel_of_n_reg_sets): Change first argument
2280         from an rtx_insn * to an rtx.
2281         (try_combine): Adjust both callers.  Use it once more.
2282
2283 2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>
2284
2285         * tree-chkp.c (chkp_find_const_bounds_var): Remove.
2286         (chkp_make_static_const_bounds): Search existing
2287         symbol by assembler name.  Use make_decl_one_only.
2288         (chkp_get_zero_bounds_var): Remove node search which
2289         is now performed in chkp_make_static_const_bounds.
2290         (chkp_get_none_bounds_var): Likewise.
2291
2292 2015-04-08  Michael Witten  <mfwitten@gmail.com>
2293
2294         * doc/extend.texi (Attribute Syntax): Add a trailing semicolon
2295         to an example.
2296
2297 2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2298
2299         * tree.h (CONVERT_EXPR_P): Commentary typo fix.
2300
2301 2015-04-08  Gerald Pfeifer  <gerald@pfeifer.com>
2302
2303         * doc/extend.texi (__sync Builtins): Fix grammar.
2304
2305 2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2306
2307         * doc/cfg.texi (GIMPLE statement iterators): Fix typo.
2308
2309 2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2310
2311         * varasm.c (emit_local): Move definition of align.
2312
2313 2015-04-08  Julian Brown  <julian@codesourcery.com>
2314
2315         * config/nvptx/mkoffload.c (process): Support variable mapping.
2316
2317 2015-03-27  Trevor Saunders  <tbsaunde@tbsaunde.org>
2318
2319         * config/alpha/alpha.c (alpha_use_linkage): Change type of slot to
2320         alpha_links **.
2321         (alpha_write_one_linkage): Correct typo.
2322
2323 2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>
2324
2325         * ipa-comdats.c (propagate_comdat_group): Walk through thunks.
2326
2327 2015-04-08  Gerald Pfeifer  <gerald@pfeifer.com>
2328
2329         * doc/install.texi (bootstrap-lto-noplugin): Rewrite.
2330
2331 2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>
2332
2333         * tree-chkp.h (chkp_insert_retbnd_call): New.
2334         * tree-chkp.c (chkp_insert_retbnd_call): New.
2335         * ipa-split.c (insert_bndret_call_after): Remove.
2336         (split_function): Use chkp_insert_retbnd_call.
2337         * cgraphunit.c (cgraph_node::expand_thunk): Build returned
2338         bounds for instrumented functions.
2339
2340 2015-04-07  Jan Hubicka  <hubicka@ucw.cz>
2341
2342         PR ipa/65540
2343         * calls.c (initialize_argument_information): When producing tail
2344         call also turn SSA_NAMES passed by references to original PARM_DECLs
2345
2346 2015-04-07  Vladimir Makarov  <vmakarov@redhat.com>
2347
2348         PR target/65648
2349         * lra-remat.c (do_remat): Process input and non-input insn
2350         registers separately.
2351
2352 2015-04-07  Jakub Jelinek  <jakub@redhat.com>
2353
2354         PR debug/65678
2355         * valtrack.c (debug_lowpart_subreg): New function.
2356         (dead_debug_insert_temp): Use it.
2357
2358         PR middle-end/65680
2359         * expr.c (get_inner_reference): Handle bit_offset that doesn't fit
2360         into signed HOST_WIDE_INT the same as negative bit_offset.
2361
2362 2015-04-07  Ilya Enkovich  <ilya.enkovich@intel.com>
2363
2364         * ipa-comdats.c (ipa_comdats): Visit all thunks
2365         to set proper comdat group.
2366
2367 2015-04-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2368
2369         PR target/65489
2370         * config/arm/arm.c (arm_legitimate_constant_p_1): Remove restriction
2371         on constants for NEON VSTRUCT modes.
2372
2373 2015-04-07  Jakub Jelinek  <jakub@redhat.com>
2374             Iain Sandoe  <iain@codesourcery.com>
2375
2376         PR target/65351
2377         * configure: Regenerate.
2378
2379 2015-04-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
2380
2381         PR target/65614
2382         * config/rs6000/rs6000.c (struct processor_costs): Add cost field
2383         for SF->DF conversions to make FLOAT_EXTEND more expensive, so
2384         that LFD is used to load double constants instead of LFS.  Add
2385         defaults for all costs structures.  Add comments for missing
2386         initialization fields.
2387         (size32_cost): Likewise.
2388         (size64_cost): Likewise.
2389         (rs64a_cost): Likewise.
2390         (mpccore_cost): Likewise.
2391         (ppc403_cost): Likewise.
2392         (ppc405_cost): Likewise.
2393         (ppc440_cost): Likewise.
2394         (ppc476_cost): Likewise.
2395         (ppc601_cost): Likewise.
2396         (ppc603_cost): Likewise.
2397         (ppc604_cost): Likewise.
2398         (ppc604e_cost): Likewise.
2399         (ppc620_cost): Likewise.
2400         (ppc630_cost): Likewise.
2401         (ppccell_cost): Likewise.
2402         (ppc750_cost): Likewise.
2403         (ppc7450_cost): Likewise.
2404         (ppc8540_cost): Likewise.
2405         (ppce300c2c3_cost): Likewise.
2406         (ppce500mc_cost): Likewise.
2407         (ppce500mc64_cost): Likewise.
2408         (ppce5500_cost): Likewise.
2409         (ppce6500_cost): Likewise.
2410         (titan_cost): Likewise.
2411         (power4_cost): Likewise.
2412         (power6_cost): Likewise.
2413         (power7_cost): Likewise.
2414         (power8_cost): Likewise.
2415         (ppca2_cost): Likewise.
2416         (rs6000_rtx_costs): Make FLOAT_EXTEND use SFDF_convert field.
2417
2418         * config/rs6000/rs6000.md (extendsfdf2_fpr): Generate XSCPSGNDP
2419         instead of XXLOR to copy SFmode to clear out dirty bits created
2420         when SFmode denormals are generated.
2421         (mov<mode>_hardfloat, FMOVE32 case): Likewise.
2422         (truncdfsf2_fpr): Add support for ISA 2.07 XSRSP instruction.
2423
2424 2015-04-06  Evandro Menezes  <e.menezes@samsung.com>
2425
2426         * doc/invoke.texi (AARCH64/mtune): Add exynos-m1 as an option.
2427         * config/aarch64/aarch64-cores.def (exynos-m1): New core.
2428         * config/aarch64/aarch64-tune.md: Regenerate.
2429
2430 2015-04-06  Evandro Menezes  <e.menezes@samsung.com>
2431
2432         * doc/invoke.texi (ARM/mtune): Add "exynos-m1" as an option.
2433         * config/arm/arm.c (arm_issue_rate): Specify "3" for "exynosm1".
2434         * config/arm/arm-cores.def (exynos-m1): New core.
2435         * config/arm/arm-tune.md: Regenerate.
2436         * config/arm/arm-tables.opt: Add entry for "exynos-m1".
2437         * config/arm/bpabi.h: Likewise.
2438
2439 2015-04-06  Ilya Enkovich  <ilya.enkovich@intel.com>
2440
2441         * ipa-cp (set_single_call_flag): Remove too
2442         restrictive assert.
2443
2444 2015-04-06  Ilya Verbin  <ilya.verbin@intel.com>
2445
2446         * config/i386/intelmic-mkoffload.c (generate_host_descr_file): Call
2447         GOMP_offload_unregister from the destructor.
2448
2449 2015-04-06  Ilya Enkovich  <ilya.enkovich@intel.com>
2450
2451         * ipa-chkp.c (chkp_maybe_create_clone): Reset cdtor
2452         flags for instrumentation thunk.
2453         (chkp_produce_thunks): Likewise.
2454
2455 2015-04-05  Martin Liska  <mliska@suse.cz>
2456
2457         PR ipa/65665
2458         * ipa-icf.c (sem_function::equals_wpa): Verify that IPA CP
2459         has computed data structure.
2460         (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
2461
2462 2015-04-04  Jan Hubicka  <hubicka@ucw.cz>
2463
2464         * invoke.texi (inline-unit-growth): Increase growth to 20%
2465         * params.def (PARAM_INLINE_UNIT_GROWTH): Likewise.
2466
2467 2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>
2468
2469         PR target/65647
2470         * lra-int.h (LRA_MAX_REMATERIALIZATION_PASSES): New.  Add its
2471         value checking.
2472         (lra_rematerialization_iter): New.
2473         * lra.c (lra): Initialize lra_rematerialization_iter.
2474         Stop updating lra_constraint_new_regno_start after switching of
2475         inheritance and rematerialization.
2476         * lra-remat.c (lra_rematerialization_iter): New.
2477         (lra_remat): Add printing pass iteration.  Do rematerialization
2478         only first LRA_MAX_REMATERIALIZATION_PASSES iterations.
2479
2480 2015-04-04  Richard Biener  <rguenther@suse.de>
2481
2482         PR tree-optimization/64909
2483         PR tree-optimization/65660
2484         * tree-vectorizer.h (vect_get_known_peeling_cost): Adjust
2485         to take a cost vector for scalar iteration cost.
2486         (vect_get_single_scalar_iteration_cost): Likewise.
2487         * tree-vect-loop.c (vect_get_single_scalar_iteration_cost):
2488         Compute the scalar iteration cost into a cost vector.
2489         (vect_get_known_peeling_cost): Use the scalar cost vector to
2490         account for the cost of the peeled iterations.
2491         (vect_estimate_min_profitable_iters): Likewise.
2492         * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost):
2493         Likewise.
2494
2495 2015-04-04  Alan Modra  <amodra@gmail.com>
2496
2497         PR target/65576
2498         PR target/65240
2499         * config/rs6000/predicates.md (zero_reg_mem_operand): Exclude
2500         0.0 constant unless TARGET_VSX.
2501         * config/rs6000/rs6000.md (extenddftf2_internal): Remove last
2502         alternative.
2503
2504 2015-04-03  Jan Hubicka  <hubicka@ucw.cz>
2505
2506         PR ipa/65654
2507         * ipa-inline-transform.c (inline_call): Skip sanity check to work
2508         around the ICE
2509
2510 2015-04-03  Jan Hubicka  <hubicka@ucw.cz>
2511
2512         PR ipa/65655
2513         * ipa-inline-analysis.c (edge_set_predicate): Do not redirect
2514         speculative indirect edges to avoid ordering issue.
2515
2516 2015-04-03  Jan Hubicka  <hubicka@ucw.cz>
2517
2518         PR ipa/65076
2519         * ipa-inline.c (edge_badness): Add combined size to the denominator.
2520
2521 2015-04-03  Jakub Jelinek  <jakub@redhat.com>
2522
2523         * omp-low.c (scan_omp_parallel, scan_omp_task, scan_omp_target): Set
2524         TYPE_ARTIFICIAL on the .omp_data* types.
2525
2526 2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>
2527
2528         * cgraphunit.c (cgraph_node::expand_thunk): Don't expand
2529         instrumentation thunks.
2530
2531 2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>
2532
2533         * config/i386/i386.c (ix86_expand_call): Avoid nested
2534         PARALLEL in returned call value.
2535
2536 2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>
2537
2538         * lto-cgraph.c (input_cgraph_1): Always link instrumented
2539         assembler name with original one.
2540
2541 2015-04-02  Uros Bizjak  <ubizjak@gmail.com>
2542
2543         * config/i386/i386.c (ix86_register_priority): Use AX_REG.
2544
2545 2015-04-02  Uros Bizjak  <ubizjak@gmail.com>
2546
2547         Revert parts of r216820.
2548         * config/i386/i386.md (movqi_internal): Correct type calculation
2549         for alternatives 3 and 5.
2550
2551 2015-04-02  Jakub Jelinek  <jakub@redhat.com>
2552
2553         PR preprocessor/61977
2554         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Don't
2555         predefine __vector/__bool/__pixel macros nor context sensitive
2556         macros for CLK_ASM.
2557         * config/spu/spu-c.c (spu_cpu_cpp_builtins): Similarly.
2558
2559 2015-04-02  John David Anglin  <danglin@gcc.gnu.org>
2560
2561         * config/pa/pa.c (pa_output_move_double): Directly handle register
2562         indexed memory operand.  Simplify handling of scaled register indexed
2563         memory operands.
2564
2565 2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>
2566
2567         PR driver/65444
2568         * config/i386/linux-common.h (MPX_SPEC): New.
2569         (CHKP_SPEC): Add MPX_SPEC.
2570         * doc/invoke.texi (-fcheck-pointer-boudns): Document
2571         possible issues with '-z bndplt' support in linker.
2572
2573 2015-04-02  Uros Bizjak  <ubizjak@gmail.com>
2574
2575         * config/i386/sync.md (UNSPEC_FILD_ATOMIC, UNSPEC_FIST_ATOMIC): New.
2576         (loaddi_via_fpu): Use UNSPEC_FILD_ATOMIC.
2577         (storedi_via_fpu): Use UNSPEC_FIST_ATOMIC.
2578         * reg-stack.c (get_true_reg): Change UNSPEC_LDA to UNSPEC_FILD_ATOMIC.
2579         (subst_stack_regs_pat): Change UNSPEC_STA to UNSPEC_FIST_ATOMIC.
2580
2581 2015-04-01  Uros Bizjak  <ubizjak@gmail.com>
2582
2583         * config/i386/sync.md (UNSPEC_MOVA): Remove.
2584         (atomic_load<mode>): Change operand 0 predicate to
2585         nonimmediate_operand and fix up the destination when needed.
2586         Use UNSPEC_LDA.
2587         (atomic_loaddi_fpu): Use UNSPEC_LDA.
2588         (atomic_store<mode>): Change operand 1 predicate to
2589         nonimmendate_operand and move the source to register when needed.
2590         Use UNSPEC_STA.
2591         (atomic_store<mode>_1): Use UNSPEC_STA.
2592         (atomic_storedi_fpu): Change operand 1 to nonimmediate_operand.
2593         Fix moves from memory operand.  Use UNSPEC_STA.
2594
2595 2015-04-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2596
2597         * expmed.c (strict_volatile_bitfield_p): Check that the access will
2598         not cross a MODESIZE boundary.
2599         (store_bit_field, extract_bit_field): Added assertions in the
2600         strict volatile bitfields code path.
2601
2602 2015-04-01  Max Ostapenko  <m.ostapenko@partner.samsung.com>
2603
2604         PR target/65624
2605         * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
2606         Increase args array size by one to avoid buffer overflow.
2607
2608 2015-03-31  Jan Hubicka  <hubicka@ucw.cz>
2609
2610         * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
2611         split_part.
2612         * ipa-inline.c (edge_badness): Add wrapper penalty.
2613         (sum_callers): Move up.
2614         (inline_small_functions): Set single_caller.
2615         * ipa-inline.h (inline_summary): Add single_caller.
2616         * ipa-split.c (split_function): Set split_part.
2617         (cgraph_node::create_clone): Do not shadow decl; copy split_part.
2618         * cgraph.h (cgraph_node): Add split_part.
2619
2620 2015-03-31  Uros Bizjak  <ubizjak@gmail.com>
2621
2622         PR target/58945
2623         * config/i386/sync.md (atomic_compare_and_swap<dwi>_doubleword):
2624         Do not split operands 0 and operands 2 to halfmode.
2625         (atomic_compare_and_swap<mode>): Update for
2626         atomic_compare_and_swap<dwi>_doubleword changes.
2627
2628 2015-03-31  Jan Hubicka  <hubicka@ucw.cz>
2629
2630         * tree.c (need_assembler_name_p): Artificial types have no ODR names.
2631         * ipa-devirt.c (warn_odr): Do not try to apply ODR cache when
2632         no caching is done.
2633
2634 2015-03-31  Martin Liska  <mliska@suse.cz>
2635
2636         PR ipa/65557
2637         * ipa-icf.c (sem_function::equals_wpa): Check if IPA CP
2638         has already filled up function summary.
2639         (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
2640
2641 2015-03-31  Richard Biener  <rguenther@suse.de>
2642
2643         * tree-sra.c (create_access_replacement): Drop under-/over-alignment
2644         of types.
2645
2646 2015-03-31  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2647
2648         * config/s390/s390.c (s390_function_num_hotpatch_hw): Allow hotpatching
2649         nested functions.
2650         (s390_reorg): Adapt to new signature of s390_function_num_hotpatch_hw.
2651         (s390_asm_output_function_label): Adapt to new signature of
2652         s390_function_num_hotpatch_hw
2653         Optimise the code generating assembler output.
2654         Add comments to assembler file.
2655
2656 2015-03-31  Richard Biener  <rguenther@suse.de>
2657
2658         PR middle-end/65626
2659         * tree-cfgcleanup.c (fixup_noreturn_call): Only split the block
2660         of the noreturn call so it is last and cleanup_control_flow_bb
2661         can do the CFG part.
2662
2663 2015-03-31  Ilya Enkovich  <ilya.enkovich@intel.com>
2664
2665         PR target/65531
2666         * ipa-chkp.c (chkp_maybe_create_clone): Don't set
2667         same_comdat_group for external symbols.
2668         * symtab.c (symtab_node::verify_symtab_nodes): Avoid
2669         infinite same_comdat_group traversal loop.
2670
2671 2015-03-31  Jakub Jelinek  <jakub@redhat.com>
2672
2673         PR plugins/61176
2674         * Makefile.in (install-plugin): Add all gcc/*.{h,def} files
2675         automatically to $headers.
2676
2677 2015-03-30  Jakub Jelinek  <jakub@redhat.com>
2678
2679         PR ipa/65610
2680         * ipa-utils.h (inlined_polymorphic_ctor_dtor_block_p): Declare.
2681         * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): New
2682         function.
2683         (decl_maybe_in_construction_p, noncall_stmt_may_be_vtbl_ptr_store):
2684         Use it.
2685         * ipa-prop.c (param_type_may_change_p): Likewise.
2686         * tree-ssa-live.c: Include ipa-utils.h and its dependencies.
2687         (remove_unused_scope_block_p): Add in_ctor_dtor_block
2688         argument.  Before inlining, preserve
2689         inlined_polymorphic_ctor_dtor_block_p blocks and the outermost block
2690         with FUNCTION_DECL BLOCK_ABSTRACT_ORIGIN inside of them.  Adjust
2691         recursive calls.
2692         (remove_unused_locals): Adjust remove_unused_scope_block_p caller.
2693
2694 2015-03-27  Jan Hubicka  <hubicka@ucw.cz>
2695
2696         PR ipa/65076
2697         * ipa-inline.c (edge_badness): Base denominator on callee's
2698         grwoth squared.
2699
2700 2015-03-27  Martin Jambor  <mjambor@suse.cz>
2701
2702         PR ipa/65478
2703         * params.def (PARAM_IPA_CP_RECURSION_PENALTY) : New.
2704         (PARAM_IPA_CP_SINGLE_CALL_PENALTY): Likewise.
2705         * ipa-prop.h (ipa_node_params): New flags node_within_scc and
2706         node_calling_single_call.
2707         * ipa-cp.c (count_callers): New function.
2708         (set_single_call_flag): Likewise.
2709         (initialize_node_lattices): Count callers and set single_flag_call if
2710         necessary.
2711         (incorporate_penalties): New function.
2712         (good_cloning_opportunity_p): Use it, dump new flags.
2713         (propagate_constants_topo): Set node_within_scc flag if appropriate.
2714         * doc/invoke.texi (ipa-cp-recursion-penalty,
2715         ipa-cp-single-call-pentalty): Document.
2716
2717 2015-03-27  Jan Hubicka  <hubicka@ucw.cz>
2718
2719         PR ipa/65588
2720         * symtab.c (symtab_node::get_partitioning_class): Register vars
2721         are duplicated.
2722         * varpool.c (symbol_table::output_variables) Do not assemble unefined
2723         decls for non-symbols.
2724
2725 2015-03-27  H.J. Lu  <hongjiu.lu@intel.com>
2726
2727         PR target/65248
2728         * output.h (default_binds_local_p_2): New.
2729         * varasm.c (default_binds_local_p_2): Renamed to ...
2730         (default_binds_local_p_3): This.  Don't return true on protected
2731         data symbol if protected data may be external.
2732         (default_binds_local_p): Use default_binds_local_p_3.
2733         (default_binds_local_p_1): Likewise.
2734         (default_binds_local_p_2): New.
2735         * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Set to
2736         default_binds_local_p_2 if TARGET_MACHO is undefined.
2737
2738 2015-03-27  Jakub Jelinek  <jakub@redhat.com>
2739
2740         PR target/65593
2741         * config/i386/i386.c (legitimize_pic_address): If base
2742         is SYMBOL_REF or LABEL_REF using %rip addressing, force
2743         it to reg to avoid PLUS of SYMBOL_REF/LABEL_REF and register.
2744
2745 2015-03-27  Jan Hubicka  <hubicka@ucw.cz>
2746
2747         PR target/65531
2748         * symtab.c (symtab_node::verify_symtab_nodes): Fix verification of
2749         comdat groups.
2750
2751 2015-03-27  Jan Hubicka  <hubicka@ucw.cz>
2752
2753         PR ipa/65600
2754         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Fix the case
2755         of optimized out indirect call.
2756         (redirect_to_unreachable): Always build symbol table node for
2757         BUILT_IN_UNREACHABLE
2758
2759 2015-03-27  Vladimir Makarov  <vmakarov@redhat.com>
2760
2761         PR target/65407
2762         * ira-costs.c (record_reg_classes): Process all constraint string
2763         containing 0-9.
2764
2765 2015-03-27  Bernd Schmidt  <bernds@codesourcery.com>
2766
2767         * config/c6x/c6x.md (movmisalign<mode>): Use MEM_P, not
2768         memory_operand.
2769
2770         PR target/65052
2771         * config/c6x/constraints.md (S3): New constraint.
2772         * config/c6x/c6x.md (real_jump): Use it.
2773
2774 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2775
2776         PR middle-end/65595
2777         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Only
2778         do redirection if the call is not optimized out.
2779
2780 2015-03-27  Ilya Enkovich  <ilya.enkovich@intel.com>
2781
2782         PR target/65495
2783         * c-family/c.opt (fcheck-pointer-bounds): List supported languages.
2784         (fchkp-check-incomplete-type): Add LTO.
2785         (fchkp-zero-input-bounds-for-main): Likewise.
2786         (fchkp-first-field-has-own-bounds): Likewise.
2787         (fchkp-narrow-bounds): Likewise.
2788         (fchkp-narrow-to-innermost-array): Likewise.
2789         (fchkp-use-static-bounds): Likewise.
2790         (fchkp-use-static-const-bounds): Likewise.
2791         (fchkp-treat-zero-dynamic-size-as-infinite): Likewise.
2792
2793 2015-03-27  Marek Polacek  <polacek@redhat.com>
2794
2795         * gimple-iterator.h (gsi_prev_nondebug): Fix typo.
2796
2797 2015-03-27  Marek Polacek  <polacek@redhat.com>
2798
2799         PR sanitizer/65583
2800         * ubsan.c (ubsan_create_edge): New function.
2801         (instrument_bool_enum_load): Call it.
2802         (instrument_nonnull_arg): Likewise.
2803         (instrument_nonnull_return): Likewise.
2804         (instrument_object_size): Likewise.
2805
2806 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2807
2808         * lto-streamer.h (class lto_location_cache): Turn loc_cache into
2809         auto_vec.
2810
2811 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2812
2813         PR lto/65536
2814         * lto-streamer.h (class lto_location_cache): New.
2815         (struct data_in): Add location_cache.
2816         (lto_input_location): Update prototype.
2817         (stream_input_location_now): New.
2818         * streamer-hooks.h (struct streamer_hooks): Make input_location to take
2819         pointer to location.
2820         (stream_input_location): Update.
2821         * ipa-devirt.c: Include streamer-hooks.h and lto-streamer.h
2822         (warn_odr): Apply location cache before warning.
2823         (lto_input_location): Update prototype.
2824         * gimple-streamer-in.c (input_phi, input_gimple_stmt):
2825         Use stream_input_location_now.
2826         * lto-streamer-in.c (lto_location_cache::current_cache): New static
2827         variable.
2828         (lto_location_cache::cmp_loc): New function.
2829         (lto_location_cache::apply_location_cache): New function.
2830         (lto_location_cache::accept_location_cache): New function.
2831         (lto_location_cache::revert_location_cache): New function.
2832         (lto_location_cache::input_location): New function.
2833         (lto_input_location): Do location caching.
2834         (stream_input_location_now): New function.
2835         (input_eh_region, input_struct_function_base): Use
2836         stream_input_location_now.
2837         (lto_data_in_create): use new.
2838         (lto_data_in_delete): Use delete.
2839         * tree-streamer-in.c (unpack_ts_block_value_fields,
2840         unpack_ts_omp_clause_value_fields, streamer_read_tree_bitfields,
2841         lto_input_ts_exp_tree_pointers): Update for cached location api.
2842
2843 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2844
2845         PR ipa/65076
2846         * passes.def: Add pass_nothrow.
2847         * ipa-pure-const.c: (pass_data_nothrow): New.
2848         (pass_nothrow): New.
2849         (pass_nothrow::execute): New.
2850         (make_pass_nothrow): New.
2851         * tree-pass.h (make_pass_nothrow): Declare.
2852
2853 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2854
2855         * ipa-inline-analysis.c (redirect_to_unreachable): Be prepared for
2856         edge to change by speculation resolution or redirection.
2857         (edge_set_predicate): Likewise.
2858         (inline_summary_t::duplicate): Likewise.
2859         (remap_edge_summaries): Likewise.
2860
2861 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2862
2863         * ipa-inline.c (check_maybe_up, check_maybe_down, check_match):
2864         New macros.
2865         (can_inline_edge_p): Relax option matching for always inline functions.
2866
2867 2015-03-26  Uros Bizjak  <ubizjak@gmail.com>
2868
2869         PR target/65561
2870         * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm):
2871         Check operand 4 and operand 0 for equality.
2872         (avx512f_vextract<shuffletype>32x4_1_maskm):
2873         Check operand 6 and operand 0 for equality.
2874         (vec_extract_lo_<mode>_maskm): Check operand 2 and operand 0
2875         for equality.
2876         (vec_extract_hi_<mode>_maskm): Ditto.
2877
2878 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2879
2880         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not bring
2881         dead calls back to live.
2882         (cgraph_edge::verify_count_and_frequency): Move cgraph/cfg frequency
2883         cross check to ...
2884         (cgraph_node::verify_node): ... here; verify only callee edges,
2885         not caller.
2886         * cif-code.def (CILK_SPAWN): New code.
2887
2888 2015-03-26  Jan Hubicka  <hubicka@ucw.cz>
2889
2890         * ipa-inline-analysis.c (redirect_to_unreachable): New function.
2891         (edge_set_predicate): Use it to mark unreachable edges.
2892         (inline_summary_t::duplicate): Remove unnecesary code.
2893         (remap_edge_summaries): Likewise.
2894         (dump_inline_summary): Report contains_cilk_spawn.
2895         (compute_inline_parameters): Compute contains_cilk_spawn.
2896         (inline_read_section, inline_write_summary): Stream
2897         contains_cilk_spawn.
2898         * ipa-inline.c (can_inline_edge_p): Do not touch
2899         DECL_STRUCT_FUNCTION that may not be available;
2900         use CIF_CILK_SPAWN for cilk; fix optimization attribute checks;
2901         remove check for callee_fun->can_throw_non_call_exceptions and
2902         replace it by optimization attribute check; check for flag_exceptions.
2903         * ipa-inline-transform.c (inline_call): Maintain
2904         DECL_FUNCTION_PERSONALITY
2905         * ipa-inline.h (inline_summary): Add contains_cilk_spawn.
2906
2907 2015-03-26  Jakub Jelinek  <jakub@redhat.com>
2908
2909         PR tree-optimization/65551
2910         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use
2911         TYPE_PRECISION only for INTEGRAL_TYPE_P types.
2912
2913 2015-03-26  Richard Biener  <rguenther@suse.de>
2914
2915         PR middle-end/65555
2916         * tree-cfg.c (verify_gimple_call): Do not require a call to
2917         have no LHS if it wasn't recognized as control altering yet.
2918
2919 2015-03-26  Jakub Jelinek  <jakub@redhat.com>
2920
2921         PR tree-optimization/64715
2922         * passes.def: Add another instance of pass_object_sizes before ccp1.
2923         * tree-object-size.c (pass_object_sizes::execute): In
2924         first_pass_instance, only handle __bos (, 1) and __bos (, 3)
2925         calls, and keep the call in the IL, as {MIN,MAX}_EXPR of the
2926         __bos result and the computed constant.  Remove redundant
2927         checks, obsoleted by gimple_call_builtin_p test.
2928
2929         * var-tracking.c (variable_tracking_main_1): Don't track
2930         variables for targetm.no_register_allocation targets.
2931
2932 2015-03-26  Oleg Endo  <olegendo@gcc.gnu.org>
2933
2934         * config/sh/t-linux (DEFAULT_ENDIAN, MULTILIB_EXCEPTIONS): Remove.
2935         * config/sh/t-sh (MULTILIB_EXCEPTIONS): Handle default endian.
2936
2937 2015-03-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
2938
2939         PR target/65569
2940         * config/rs6000/rs6000.md (extenddftf2_fprs): On VSX systems use
2941         XXLXOR to create 0.0.  On pre-VSX systems make sure the constant
2942         0.0 is correctly setup.
2943         (extenddftf2_internal): Likewise.
2944
2945 2015-03-25  Sebastian Pop  <s.pop@samsung.com>
2946
2947         PR tree-optimization/65177
2948         * tree-ssa-threadupdate.c (verify_seme): Renamed verify_jump_thread.
2949         (bb_in_bbs): New.
2950         (duplicate_seme_region): Renamed duplicate_thread_path.  Redirect all
2951         edges not adjacent on the path to the original code.
2952
2953 2015-03-25  Uros Bizjak  <ubizjak@gmail.com>
2954
2955         PR bootstrap/65537
2956         * doc/install.texi (Building a native compiler): Document new
2957         bootstrap-lto-noplugin configuration.  Mention that bootstrap-lto
2958         configuration assumes that the host supports the linker plugin.
2959
2960 2015-03-25  Ilya Enkovich  <ilya.enkovich@intel.com>
2961
2962         PR target/65508
2963         * tree-chkp.c (chkp_add_bounds_to_call_stmt): Set static
2964         chain for generated call.
2965
2966 2015-03-25  Richard Biener  <rguenther@suse.de>
2967
2968         * passes.c (pass_manager::execute_early_local_passes): Guard
2969         execution of pass_chkp_instrumentation_passes with
2970         flag_check_pointer_bounds.
2971         (pass_chkp_instrumentation_passes::gate): Likewise.
2972
2973 2015-03-25  Martin Liska  <mliska@suse.cz>
2974
2975         PR tree-optimization/65538
2976         * symbol-summary.h (function_summary::~function_summary):
2977         Relese memory for allocated summaries.
2978         (function_summary::release): New function.
2979
2980 2015-03-25  Jakub Jelinek  <jakub@redhat.com>
2981
2982         PR lto/65515
2983         * lto-streamer-out.c (DFS::worklist): New struct.
2984         (DFS::worklist_vec): New data member.
2985         (DFS::next_dfs_num): Remove.
2986         (DFS::DFS): Rewritten using worklist instead of recursion,
2987         using most of code from DFS::DFS_write_tree.
2988         (DFS::DFS_write_tree_body): Remove SINGLE_P argument, don't
2989         pass it to DFS_write_tree calls.
2990         (DFS::DFS_write_tree): Remove SINGLE_P argument, after
2991         quick initial checks push it into worklist_vec and return.
2992
2993 2015-03-25  Richard Biener  <rguenther@suse.de>
2994
2995         PR middle-end/65519
2996         * genmatch.c (expr::gen_transform): Re-write to avoid
2997         using gimple_build.
2998
2999 2015-03-25  Bin Cheng  <bin.cheng@arm.com>
3000
3001         * doc/sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.
3002
3003 2015-03-25  Bin Cheng  <bin.cheng@arm.com>
3004
3005         * config/arm/arm.opt (print_tune_info): New option.
3006         * config/arm/arm.c (arm_print_tune_info): New function.
3007         (arm_file_start): Call arm_print_tune_info.
3008         * config/arm/arm-protos.h (struct tune_params): Add comment.
3009         * doc/invoke.texi (@item -mprint-tune-info): New item.
3010         (-mtune): mention it in ARM Option Summary.
3011
3012 2015-03-25  DJ Delorie  <dj@redhat.com>
3013
3014         * config/rl78/rl78.c (rl78_print_operand_1): Move 'p' test to
3015         correct clause.
3016
3017 2015-03-24  Jan Hubicka  <hubicka@ucw.cz>
3018             Martin Liska  <mliska@suse.cz>
3019
3020         * ipa-icf-gimple.h (return_with_result): Add missing colon to dump.
3021         * ipa-icf.c (sem_function::get_hash): Hash new declaration properties.
3022         (sem_item::add_type): New function.
3023         (sem_function::hash_stmt): Add TREE_TYPE of gimple_op.
3024         (sem_function::compare_polymorphic_p): Do not consider indirect calls.
3025         (sem_item_optimizer::update_hash_by_addr_refs): Add ODR type to hash.
3026         (sem_function::equals_wpa): Fix typo.
3027         * ipa-icf.h (sem_item::add_type): New function.
3028         (symbol_compare_hashmap_traits): Replace hashing of pointer with symbol
3029         order.
3030
3031 2015-03-24  Jakub Jelinek  <jakub@redhat.com>
3032
3033         PR tree-optimization/65533
3034         * tree-vect-slp.c (vect_build_slp_tree): Before re-trying
3035         with swapped operands, call vect_free_slp_tree on
3036         SLP_TREE_CHILDREN of child and truncate the SLP_TREE_CHILDREN
3037         vector.
3038
3039 2015-03-24  Richard Biener  <rguenther@suse.de>
3040
3041         PR middle-end/65517
3042         * tree-cfg.c (remove_edge_and_dominated_blocks): Mark loops
3043         for fixup if necessary.
3044
3045 2015-03-23  Sandra Loosemore  <sandra@codesourcery.com>
3046
3047         * doc/extend.texi (Function Attributes): Add @cindex entries
3048         for all attributes and regularize their format.  Delete text
3049         about long-obsolete 68HC11 and 68HC12 targets.  Move misplaced
3050         information about "eightbit_data", "tiny_data", and "model"
3051         variable attributes to the Variable Attributes section.  Fix
3052         some obvious typos and copy-editing issues.
3053         (Variable Attributes, Type Attributes): Likewise add/fix
3054         @cindex entries for all attributes.
3055
3056 2015-03-23  Jakub Jelinek  <jakub@redhat.com>
3057
3058         PR target/65523
3059         * tree-chkp.c (chkp_build_returned_bound): Ignore
3060         ERF_RETURNS_ARG calls if they have fewer than needed arguments.
3061
3062 2015-03-23  Oleg Endo  <olegendo@gcc.gnu.org>
3063
3064         PR target/65505
3065         * config/sh/predicates.md (simple_mem_operand,
3066         displacement_mem_operand): Add test for reg.
3067         (short_displacement_mem_operand): Test for displacement_mem_operand
3068         before invoking sh_disp_addr_displacement.
3069         * config/sh/constraints.md (Sdd, Sra): Simplify.
3070         * config/sh/sync.md (atomic_mem_operand_0, atomic_mem_operand_1):
3071         Remove redundant displacement_mem_operand tests.
3072
3073 2015-03-23  Georg-Johann Lay  <avr@gjlay.de>
3074
3075         PR target/65296
3076         * config/avr/driver-avr.c (avr_devicespecs_file): Allow to specify
3077         the same -mmcu=MCU more than once.
3078
3079 2015-03-23  Jakub Jelinek  <jakub@redhat.com>
3080
3081         PR bootstrap/65522
3082         * ipa-devirt.c: Remove duplicate demangle.h include.
3083
3084         PR target/65504
3085         * config/i386/i386.c (ix86_copy_addr_to_reg): Set REG_POINTER
3086         on the pseudo.
3087         (expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Set
3088         REG_POINTER on *destptr after adjusting it for prologue size.
3089
3090         PR ipa/65521
3091         * ipa-icf.c (sem_item::update_hash_by_addr_refs): Hash
3092         ultimate_alias_target ()->order ints instead of
3093         ultimate_alias_target () pointers.
3094
3095 2015-03-23  Richard Biener  <rguenther@suse.de>
3096
3097         PR tree-optimization/65518
3098         * tree-vect-stmts.c (vectorizable_load): Reject single-element
3099         interleaving cases we generate absymal code for.
3100
3101 2015-03-23  Richard Biener  <rguenther@suse.de>
3102
3103         PR tree-optimization/65494
3104         * tree-vect-slp.c (vect_build_slp_tree): Do not (re-)allocate
3105         matches here.
3106         (vect_analyze_slp_instance): But do that here, always and once.
3107
3108 2015-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3109
3110         * expmed.c (synth_mult): Fix comment about multiplying by T-1 and
3111         adding T or multiplying by T+1 and subracting T.
3112
3113 2015-03-22  Jeff Law  <law@redhat.com>
3114
3115         PR rtl-optimization/64317
3116         * Makefile.in (OBJS): Add gcse-common.c
3117         * gcse.c: Include gcse-common.h
3118         (struct modify_pair_s): Move structure definition to gcse-common.h
3119         (compute_transp): Move function to gcse-common.c.
3120         (canon_list_insert): Similarly.
3121         (record_last_mem_set_info): Break out some code and put it into
3122         gcse-common.c.  Call into the new common code.
3123         (compute_local_properties): Pass additional arguments to compute_transp.
3124         * postreload-gcse.c: Include gcse-common.h and df.h
3125         (modify_mem_list_set, blocks_with_calls): New variables.
3126         (modify_mem_list, canon_modify_mem_list, transp): Likewise.
3127         (get_bb_avail_insn): Pass in the expression index too.
3128         (alloc_mem): Allocate memory for the new bitmaps and lists.
3129         (free_mem): Free memory for the new bitmaps and lists.
3130         (insert_expr_in_table): Record a bitmap index for each entry we
3131         add to the table.
3132         (record_last_mem_set_info): Call into common code in gcse-common.c.
3133         (get_bb_avail_insn): If no available insn was found in the requested
3134         BB.  If BB has a single predecessor, see if the expression is
3135         transparent in BB and available in that single predecessor.
3136         (compute_expr_transp): New wrapper for compute_transp.
3137         (eliminate_partially_redundant_load): Pass expression's bitmap_index
3138         to get_bb_avail_insn.  Compute next_pred_bb_end a bit later.
3139         (gcse_after_reload_main): If there are elements in the hash table,
3140         then compute transparency for all the elements in the hash table.
3141         * gcse-common.h: New file.
3142         * gcse-common.c: New file.
3143
3144 2015-03-22  Sandra Loosemore  <sandra@codesourcery.com>
3145
3146         * doc/cpp.texi (Search Path): Hyphenate "command-line" when used
3147         as an adjective.
3148         (System Headers): Likewise.
3149         (Ifdef): Likewise.
3150         (Traditional macros): Likewise.
3151         (Invocation): Likewise.
3152         (Option Index): Likewise.
3153         * doc/cppopts.texi (-M): Likewise.
3154         (-finput-charset): Likewise.
3155         (--help): Likewise.
3156         * doc.invoke.texi (AVR Options): Likewise.
3157         (V850 Options): Likewise.
3158
3159 2015-03-22  Jan Hubicka  <hubicka@ucw.cz>
3160
3161         PR ipa/65475
3162         * ipa-devirt.c: Include demangle.h
3163         (odr_type_d): Add field rtti_broken.
3164         (odr_subtypes_equivalent_p): Do not require name to match.
3165         (compare_virtual_tables): Fix typo; if type already has ODR violation,
3166         bypass the tests; be ready for function referneces in vtables that are
3167         not DECL_VIRTUAL; make warnings to be OPT_Wodr.
3168         (warn_odr): Give up for nameless types.
3169         (warn_types_mismatch): Report mismatch in mangled names;
3170         report mismatch in anonymous namespaces; look into component types to
3171         give useful error; report when mismatch is dragged in from other ODR
3172         type.
3173         (odr_types_equivalent_p): Match types for being polymorphic; avoid
3174         duplicated diagnostics.
3175         (add_type_duplicate): Reorder checks so more informative ones come
3176         first; fix typo; do not output "the extra base is defined here" when
3177         we did not warn.
3178         (BINFO_N_BASE_BINFOS): Relax sanity check.
3179
3180 2015-03-22  Martin Liska  <mliska@suse.cz>
3181             Jakub Jelinek  <jakub@redhat.com>
3182
3183         * config/i386/i386.c (def_builtin): Set deferred_isa_values for
3184         masks that can potentially include a builtin.
3185         (ix86_add_new_builtins): Introduce fast filter for isa values
3186         that cannot trigger builtin inclusion.
3187
3188 2015-03-22  Martin Liska  <mliska@suse.cz>
3189
3190         * ipa-icf.c (sem_item::update_hash_by_addr_refs): New function.
3191         (sem_item::update_hash_by_local_refs): Likewise.
3192         (sem_variable::get_hash): Empty line is fixed.
3193         (sem_item_optimizer::execute): Include adding of hash references.
3194         (sem_item_optimizer::update_hash_by_addr_refs): New function.
3195         (sem_item_optimizer::build_hash_based_classes): Use local hash.
3196         * ipa-icf.h (sem_item::update_hash_by_addr_refs): New function.
3197         (sem_item::update_hash_by_local_refs): Likewise.
3198
3199 2015-03-20  Jan Hubicka  <hubicka@ucw.cz>
3200
3201         PR ipa/65502
3202         * ipa-comdats.c (enqueue_references): Walk through thunks.
3203         (ipa_comdats): Likewise.
3204         (set_comdat_group_1): New function.
3205
3206 2015-03-20  Jan Hubicka  <hubicka@ucw.cz>
3207
3208         PR ipa/65475
3209         * ipa-devirt.c (add_type_duplicate): Prevail polymorphic type over
3210         non-polymorphic
3211
3212 2015-03-22  Dave Korn  <dave.korn.cygwin@gmail.com>
3213             Gerald Pfeifer  <gerald@pfeifer.com>
3214
3215         * doc/contrib.texi (Contributors): Update entry for Danny Smith.
3216
3217 2015-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
3218             Sandra Loosemore  <sandra@codesourcery.com>
3219
3220         * config/nios2/nios2-protos.h (nios2_adjust_call_address): Adjust
3221         function parameter declaration.
3222         * config/nios2/nios2.md (call,call_value,sibcall,sibcall_value):
3223         Update arguments to nios2_adjust_call_address().
3224         (sibcall_internal): Rename from *sibcall.
3225         (sibcall_value_internal): Rename from *sibcall_value.
3226         * config/nios2/nios2.c (nios2_emit_add_constant): New function.
3227         (nios2_large_got_address): Add target temp reg parameter.
3228         (nios2_got_address): Adjust call to nios2_large_got_address, add
3229         force_reg around it.
3230         (nios2_load_pic_address): Add target temp reg parameter, replace call
3231         to nios2_got_address with corresponding code.
3232         (nios2_legitimize_constant_address): Update call to
3233         nios2_load_pic_address.
3234         (nios2_adjust_call_address): Add temp reg parameter, update PIC case
3235         to use temp reg for PIC loading purposes.
3236         (nios2_asm_output_mi_thunk): Implement TARGET_ASM_OUTPUT_MI_THUNK.
3237         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3238         (TARGET_ASM_OUTPUT_MI_THUNK): Likewise.
3239
3240 2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>
3241
3242         * doc/invoke.texi (-fno-diagnostics-show-caret): Fix
3243         usage of "the @option{...}".
3244         (-Wopenmp-simd): Likewise.
3245         (-fsanitize-recover): Likewise.
3246         (-fsanitize-undefined-trap-on-error): Likewise.
3247         (-flto): Likewise.
3248         (tracer-dynamic-coverage-feedback): Likewise.
3249         (reorder-block-duplicate-feedback): Likewise.
3250         (loop-unroll-jam-size): Likewise.
3251         (-B): Likewise.
3252         (-I-): Likewise.
3253         (-mabs=legacy): Likewise.
3254         (-mupper-regs-df): Likewise.
3255         (-mupper-regs-sf): Likewise.
3256         (-mpointers-to-nested-functions): Likewise.
3257
3258 2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>
3259
3260         * doc/extend.texi (Cilk Plus Builtins): Add markup.
3261
3262 2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>
3263
3264         * doc/invoke.texi (-fcheck-pointer-bounds): Copy-edit, add
3265         additional index entries and cross-references.
3266         (-fchkp-check-incomplete-type): Likewise.
3267         (-fchkp-first-field-has-own-bounds): Likewise.
3268         (-fchkp-narrow-to-innermost-array): Likewise.
3269         (-fchkp-use-fast-string-functions): Likewise.
3270         (-fchkp-use-nochk-string-functions): Likewise.
3271         (-fchkp-use-static-const-bounds): Likewise.
3272         (-fchkp-treat-zero-dynamic-size-as-infinite): Likewise.
3273         (-fchkp-instrument-marked-only): Likewise.
3274         (-fchkp-use-wrappers): Likewise.
3275         (-static-libmpx): Likewise.
3276         (-static-libmpxwrappers): Likewise.
3277         * doc/extend.texi (bnd_legacy): Likewise.
3278         (bnd_instrument): Likewise.
3279         (bnd_variable_size): Likewise.
3280         (Pointer Bounds Checker builtins): Likewise.
3281
3282 2015-03-21  Tom de Vries  <tom@codesourcery.com>
3283
3284         PR tree-optimization/65458
3285         * cgraph.c (cgraph_node::dump): Handle parallelized_function field.
3286         * cgraph.h (cgraph_node): Add parallelized_function field.
3287         * lto-cgraph.c (lto_output_node): Write parallelized_function field.
3288         (input_overwrite_node): Read parallelized_function field.
3289         * omp-low.c (expand_omp_taskreg, finalize_task_copyfn): Set
3290         parallelized_function on cgraph_node for child_fn.
3291         * tree-parloops.c: Add include of plugin-api.h, ipa-ref.h and cgraph.h.
3292         Remove include of gt-tree-parloops.h.
3293         (parallelized_functions): Remove static variable.
3294         (parallelized_function_p): Rewrite using parallelized_function field of
3295         cgraph_node.
3296         (create_loop_fn): Remove adding to parallelized_functions.
3297         * Makefile.in (GTFILES): Remove tree-parloops.c
3298
3299 2015-03-20  Vladimir Makarov  <vmakarov@redhat.com>
3300
3301         PR rtl-optimization/64366
3302         * lra.c (lra_update_insn_regno_info): Consider regs in
3303         CALL_INSN_FUNCTION_USAGE memory.
3304
3305 2015-03-20  Richard Biener  <rguenther@suse.de>
3306
3307         PR middle-end/64715
3308         * tree-chrec.c (chrec_fold_poly_cst): Use useless_type_conversion_p
3309         for type comparison and gcc_checking_assert.
3310         (chrec_fold_plus_poly_poly): Likewise.
3311         (chrec_fold_multiply_poly_poly): Likewise.
3312         (chrec_convert_1): Likewise.
3313         * gimplify.c (gimplify_expr): Remove premature folding of
3314         &X + CST to &MEM[&X, CST].
3315
3316 2015-03-20  Jan Hubicka  <hubicka@ucw.cz>
3317
3318         * ipa-inline.c (can_inline_edge_p): Short circuit if inline_failed
3319         already is final.
3320         (ipa_inline): Recompute inline_failed codes.
3321         * cif-code.def (FUNCTION_NOT_OPTIMIZED, REDEFINED_EXTERN_INLINE,
3322         USES_COMDAT_LOCAL, ATTRIBUTE_MISMATCH, UNREACHABLE): Declare as
3323         CIF_FINAL_ERROR.
3324
3325 2015-03-20  Uros Bizjak  <ubizjak@gmail.com>
3326
3327         PR rtl-optimization/60851
3328         * recog.c (constrain_operands): Accept a pseudo register before reload
3329         for LRA enabled targets.
3330
3331 2015-03-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
3332
3333         PR target/65240
3334         * config/rs6000/predicates.md (easy_fp_constant): Remove special
3335         -ffast-math handling that kept non-0 constants live in the RTL
3336         until reload.  Remove logic testing the number of instructions it
3337         took to create a constant in a GPR that was never used, due to a
3338         test for soft-float earlier.
3339         (memory_fp_constant): Delete, no longer used.
3340
3341         * config/rs6000/rs6000.md (mov<MODE>_hardfloat): Remove
3342         alternatives for loading non-0 constants into GPRs for hard
3343         floating point that is no longer needed due to changes in
3344         easy_fp_constant.  Add support for loading 0.0 into GPRs.
3345         (mov<mode>_hardfloat32): Likewise.
3346         (mov<mode>_hardfloat64): Likewise.
3347         (mov<mode>_64bit_dm): Likewise.
3348         (movtd_64bit_nodm): Likewise.
3349         (pre-reload move FP constant define_split): Delete define_split,
3350         since it is no longer used.
3351         (extenddftf2_internal): Remove GHF constraints that are not valid
3352         for extenddftf2.
3353
3354 2015-03-19  Vladimir Makarov  <vmakarov@redhat.com>
3355
3356         PR rtl-optimization/63491
3357         * lra-constraints.c (check_and_process_move): Use src instead of
3358         sreg.  Remove some dead code.
3359
3360 2015-03-19  Jan Hubicka  <hubicka@ucw.cz>
3361
3362         PR ipa/65380
3363         * ipa-icf.c (sem_function::merge): Do not merge DECL_EXTERNAL symbols.
3364         (sem_variable::merge): Likewise.
3365
3366 2015-03-19  Martin Liska  <mliska@suse.cz>
3367
3368         PR ipa/65465
3369         * cgraphunit.c (cgraph_node::create_wrapper): Correctly reset
3370         all fields of cgraph_thunk_info.
3371
3372 2015-03-19  Ilya Enkovich  <ilya.enkovich@intel.com>
3373
3374         * ipa-chkp.c (chkp_maybe_create_clone): Don't try to
3375         clone instrumented thunks.
3376
3377 2015-03-19  Richard Biener  <rguenther@suse.de>
3378
3379         Revert
3380         2015-03-10  Richard Biener  <rguenther@suse.de>
3381
3382         PR middle-end/63155
3383         * tree-ssa-coalesce.h (verify_ssa_coalescing): Declare.
3384         * tree-ssa-coalesce.c: Include timevar.h.
3385         (attempt_coalesce): Handle graph being NULL.
3386         (coalesce_partitions): Call verify_ssa_coalescing if ENABLE_CHECKING.
3387         Split out abnormal coalescing to ...
3388         (perform_abnormal_coalescing): ... this function.
3389         (coalesce_ssa_name): Perform abnormal coalescing without computing
3390         live/conflict.
3391         (verify_ssa_coalescing_worker): New function.
3392         (verify_ssa_coalescing): Likewise.
3393
3394 2015-03-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3395             Jakub Jelinek  <jakub@redhat.com>
3396
3397         PR sanitizer/65400
3398         * tsan.c (instrument_gimple): Clear tail call flag on
3399         calls.
3400
3401 2015-03-19  Jakub Jelinek  <jakub@redhat.com>
3402
3403         PR sanitizer/65400
3404         * ipa-split.c (find_return_bb): Allow TSAN_FUNC_EXIT internal
3405         call in the return bb.
3406         (find_split_points): Add RETURN_BB argument, don't call
3407         find_return_bb.
3408         (split_function): Likewise.  Add ADD_TSAN_FUNC_EXIT argument,
3409         if true append TSAN_FUNC_EXIT internal call after the call to
3410         the split off function.
3411         (execute_split_functions): Call find_return_bb here.
3412         Don't optimize if TSAN_FUNC_EXIT is found in unexpected places.
3413         Adjust find_split_points and split_function calls.
3414
3415 2015-03-18  DJ Delorie  <dj@redhat.com>
3416
3417         * config/rl78/rl78-virt.md (andqi3_virt): Allow far operands.
3418         (iorqi3_virt): Likewise.
3419
3420 2015-03-18  Tom de Vries  <tom@codesourcery.com>
3421
3422         * tree-parloops.c (parallelize_loops): Make static.
3423         * tree-parloops.h (parallelize_loops): Remove extern declaration.
3424
3425 2015-03-18  Andrew Stubbs  <ams@codesourcery.com>
3426
3427         PR middle-end/64491
3428         Revert:
3429         2014-11-20  Andrew Stubbs  <ams@codesourcery.com>
3430
3431         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Warn if a loop
3432         condition would be removed due to undefined behaviour.
3433
3434 2015-03-18  Martin Liska  <mliska@suse.cz>
3435
3436         PR ipa/65432
3437         * cgraph.c (cgraph_node::get_create): Remove unnecessary
3438         xstrdup_for_dump wrapper.
3439         * ipa-icf.c (sem_item::dump): Use symtab_node::name instead of
3440         sem_item::name.
3441         (sem_function::equals): Wrap symtab_node::name and symtab_node::asm_name
3442         with xstrdup_for_dump.
3443         (sem_variable::equals): Likewise.
3444         (sem_item_optimizer::read_section): Use symtab_node::name instead of
3445         sem_item::name.
3446         (sem_item_optimizer::parse_funcs_and_vars): Likewise.
3447         (sem_item_optimizer::merge_classes): Wrap symtab_node::name and
3448         symtab_node::asm_name with xstrdup_for_dump.
3449         (congruence_class::dump): Use symtab_node::name instead of
3450         sem_item::name.
3451         * ipa-icf.h (symtab_node::name): Remove.
3452         (symtab_node::asm_name): Likewise.
3453
3454 2015-03-18  Jakub Jelinek  <jakub@redhat.com>
3455
3456         PR tree-optimization/65450
3457         * tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info): New
3458         function.
3459         (vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr): Use
3460         it instead of duplicate_ssa_name_ptr_info.
3461
3462         PR target/65222
3463         * doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.
3464
3465 2015-03-18  Richard Biener  <rguenther@suse.de>
3466
3467         * tree-data-ref.h (struct access_matrix): Remove.
3468         (AM_LOOP_NEST, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3469         AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3470         AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT): Likewise.
3471         (am_vector_index_for_loop): Likewise.
3472         (struct data_reference): Remove access_matrix member.
3473         (DR_ACCESS_MATRIX): Remove.
3474         (lambda_vector_new): Add comment.
3475         (lambda_matrix_new): Use XOBNEWVEC.
3476
3477 2015-03-18  Richard Biener  <rguenther@suse.de>
3478
3479         * tree-ssa-loop-ch.c (pass_data_ch): Remove TODO_cleanup_cfg.
3480         (pass_ch::execute): Cleanup the CFG only if we did sth.
3481         * tree-vect-generic.c (pass_data_lower_vector): Remove TODO_cleanup_cfg.
3482
3483 2015-03-18  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3484
3485         * expmed.c (synth_mult): Use std::swap instead of manually
3486         swapping algorithms.
3487
3488 2015-03-18  Jakub Jelinek  <jakub@redhat.com>
3489
3490         PR target/65078
3491         * config/i386/sse.md (movsi/movdi -> vec_extract_*_0 splitter): New.
3492
3493 2015-03-16  Georg-Johann Lay  <avr@gjlay.de>
3494
3495         PR target/65296
3496         * config/avr/avr.opt (-nodevicelib): New option.
3497         * doc/invoke.texi (AVR Options): Document it.
3498         * config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC) [avr1]: Don't link
3499         libgcc.a, libc.a, libm.a.
3500         * config/avr/specs.h: Same.
3501         * config/avr/gen-avr-mmcu-specs.c (print_mcu): Don't print specs
3502         which don't (directly) depend on the device.  Print more help.
3503         (*avrlibc_devicelib) [-nodevicelib]: Don't link libdev.a.
3504         (*cpp): Don't define __AVR_DEV_LIB_NAME__.
3505         * config/avr/driver-avr.c: Remove -nodevicelib from option list in
3506         case of an error.
3507         (avr_devicespecs_file): Use suffix "%s" instead of absolute path
3508         for specs file name.
3509         * config/avr/avr-arch.h (avr_mcu_t) [.library_name]: Remove.
3510         * config/avr/avr-mcus.def: Adjust initializers and comments.
3511
3512 2015-03-16  Jan Hubicka  <hubicka@ucw.cz>
3513
3514         * tree-sra.c (ipa_sra_preliminary_function_checks): Use
3515         DECL_ONE_ONLY to check if decl is one only.
3516         * ipa-split.c (consider_split): Limit splitt of one only functions.
3517
3518 2015-03-16  Jakub Jelinek  <jakub@redhat.com>
3519
3520         PR tree-optimization/65427
3521         * tree-vect-generic.c (do_cond, expand_vector_scalar_condition): New
3522         functions.
3523         (expand_vector_operations_1): Handle BLKmode vector COND_EXPR.
3524
3525 2015-03-16  Marek Polacek  <polacek@redhat.com>
3526
3527         * cgraph.h (add_new_static_var): Remove declaration.
3528         * varpool.c (add_new_static_var): Remove function.
3529
3530 2015-03-16  Jakub Jelinek  <jakub@redhat.com>
3531
3532         * omp-low.c (expand_omp_target): Use auto_vec<tree, 11>
3533         instead of vec<tree> * with vec_alloc and release for args.
3534         Adjust all users.
3535
3536         PR middle-end/65431
3537         * omp-low.c (delete_omp_context): Only splay_tree_delete
3538         reduction_map in GIMPLE_OMP_TARGET is_gimple_omp_offloaded
3539         is_gimple_omp_oacc contexts.  Don't look at ctx->outer.
3540
3541 2015-03-16  Max Ostapenko  <m.ostapenko@partner.samsung.com>
3542
3543         PR sanitizer/64820
3544         * cfgexpand.c (align_base): New function.
3545         (alloc_stack_frame_space): Call it.
3546         (expand_stack_vars): Align prev_frame to be sure
3547         data->asan_vec elements aligned properly.
3548
3549 2015-03-16  Eric Botcazou  <ebotcazou@adacore.com>
3550
3551         PR middle-end/65409
3552         * expr.c (store_field): Do not do a direct block copy if the source is
3553         a PARALLEL with BLKmode.
3554
3555 2015-03-16  Tom de Vries  <tom@codesourcery.com>
3556
3557         PR middle-end/65414
3558         Revert:
3559         2015-03-12  Tom de Vries  <tom@codesourcery.com>
3560
3561         PR rtl-optimization/64895
3562         * lra-lives.c (check_pseudos_live_through_calls): Use
3563         actual_call_used_reg_set instead of call_used_reg_set, if available.
3564
3565 2015-03-16  Alan Modra  <amodra@gmail.com>
3566
3567         PR target/63150
3568         * config/rs6000/rs6000.md (bswapdi2): Remove one scratch reg.
3569         Modify Z->r bswapdi splitter to use dest in place of scratch.
3570         In r->Z and Z->r bswapdi splitter rename word_high, word_low
3571         to word1, word2 and rearrange logic to suit.
3572         (bswapdi2_64bit): Remove early clobber on Z->r alternative.
3573         (bswapdi2_ldbrx): Likewise.  Remove '??' on r->r.
3574         (bswapdi2_32bit): Remove early clobber on Z->r alternative.
3575         Add one '?' on r->r.  Modify Z->r splitter to avoid need for
3576         early clobber.
3577
3578 2015-03-14  Jakub Jelinek  <jakub@redhat.com>
3579
3580         PR tree-optimization/65369
3581         * tree-vect-stmts.c (vectorizable_load) <case dr_explicit_realign>:
3582         Set bump to vs * TYPE_SIZE_UNIT (elem_type) - 1 instead of
3583         (vs - 1) * TYPE_SIZE_UNIT (elem_type).
3584
3585         PR tree-optimization/65418
3586         * tree-ssa-reassoc.c (extract_bit_test_mask): If there
3587         are casts in the first PLUS_EXPR operand, ensure tbias and
3588         *totallowp are in the inner type.
3589
3590         PR rtl-optimization/65401
3591         * combine.c (rtx_equal_for_field_assignment_p): Add widen_x
3592         argument.  If true, adjust_address_nv of x with big-endian
3593         correction for the mode widening to GET_MODE (y).
3594         (make_field_assignment): Don't do MEM mode widening here.
3595         Use MEM_P instead of GET_CODE == MEM.
3596
3597 2015-03-13  Ilya Verbin  <ilya.verbin@intel.com>
3598
3599         * varpool.c (varpool_node::get_create): Don't set 'offloadable' flag for
3600         the external decls.
3601
3602 2015-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3603
3604         PR target/64600
3605         * config/arm/arm.c (arm_gen_constant, AND case): Use
3606         ARM_SIGN_EXTEND when constructing AND mask.
3607
3608 2015-03-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3609
3610         * graph.c (print_graph_cfg): Make function names visible and append
3611         parenthesis to it.  Also make groups of basic blocks belonging to the
3612         same function visible.
3613
3614 2015-03-12  Richard Biener  <rguenther@suse.de>
3615
3616         PR middle-end/44563
3617         * tree-inline.c (gimple_expand_calls_inline): Walk BB backwards
3618         to avoid quadratic behavior with inline expansion splitting blocks.
3619         * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Do not merge block
3620         with the successor if the predecessor will be merged with it.
3621         * tree-cfg.c (gimple_can_merge_blocks_p): We can't merge the
3622         entry block with its successor.
3623
3624 2015-03-13  Richard Biener  <rguenther@suse.de>
3625
3626         PR middle-end/44563
3627         * tree-cfgcleanup.c (split_bb_on_noreturn_calls): Remove.
3628         (cleanup_tree_cfg_1): Do not call it.
3629         (execute_cleanup_cfg_post_optimizing): Fixup the CFG here.
3630         (fixup_noreturn_call): Mark the stmt as control altering.
3631         * tree-cfg.c (execute_fixup_cfg): Do not dump the function
3632         here.
3633         (pass_data_fixup_cfg): Produce a dump file.
3634         * tree-ssa-dom.c: Include tree-cfgcleanup.h.
3635         (need_noreturn_fixup): New global.
3636         (pass_dominator::execute): Fixup queued noreturn calls.
3637         (optimize_stmt): Queue calls that became noreturn for fixup.
3638         * tree-ssa-forwprop.c (pass_forwprop::execute): Likewise.
3639         * tree-ssa-pre.c: Include tree-cfgcleanup.h.
3640         (el_to_fixup): New global.
3641         (eliminate_dom_walker::before_dom_childre): Queue calls that
3642         became noreturn for fixup.
3643         (eliminate): Fixup queued noreturn calls.
3644         * tree-ssa-propagate.c: Include tree-cfgcleanup.h.
3645         (substitute_and_fold_dom_walker): New member stmts_to_fixup.
3646         (substitute_and_fold_dom_walker::before_dom_children): Queue
3647         alls that became noreturn for fixup.
3648         (substitute_and_fold): Fixup queued noreturn calls.
3649
3650 2015-03-12  Jan Hubicka  <hubicka@ucw.cz>
3651
3652         * ipa-icf.c (sem_function::equals_wpa): Match CXX_CONSTRUCTOR_P
3653         and CXX_DESTURCTOR_P. For consutrctors match ODR type of class they
3654         are building; for methods check ODR type of class they belong to if
3655         they may lead to a polymorphic call.
3656         (sem_function::compare_polymorphic_p): Be bit smarter about testing
3657         when function may lead to a polymorphic call.
3658         (sem_function::compare_type_list): Remove.
3659         (sem_variable::equals): Update use of compatible_types_p.
3660         (sem_variable::parse_tree_refs): Remove.
3661         (sem_item_optimizer::filter_removed_items): Do not filter out CXX
3662         cdtor.
3663         * ipa-icf-gimple.c (func_checker::compare_decl): Do polymorphic
3664         matching here.
3665         (func_checker::compatible_polymorphic_types_p): Break out from ...
3666         (unc_checker::compatible_types_p): ... here.
3667         * ipa-icf-gimple.h (func_checker::compatible_polymorphic_types_p):
3668         Declare.
3669         (unc_checker::compatible_types_p): Update.
3670         * ipa-icf.h (compare_type_list, parse_tree_refs, compare_sections):
3671         Remove.
3672
3673 2015-03-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3674
3675         PR rtl-optimization/65235
3676         * simplify-rtx.c (simplify_binary_operation_1, VEC_SELECT case):
3677         When first element of vec_concat is const_int, calculate its size
3678         using second element.
3679
3680 2015-03-12  Richard Biener  <rguenther@suse.de>
3681
3682         PR middle-end/65270
3683         * fold-const.c (operand_equal_p): Fix ordering of resetting
3684         OEP_ADDRESS_OF and checking for it in the [TARGET_]MEM_REF case.
3685
3686 2015-03-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3687
3688         * config/s390/s390.c (s390_reorg): Move code to output nops after label
3689         to s390_reorg ().
3690         (s390_asm_output_function_label): Likewise.
3691         * config/s390/s390.c (s390_asm_output_function_label):
3692         Fix function label alignment with -mhtopatch.
3693         * config/s390/s390.md ("unspecv"): New values UNSPECV_NOP_2_BYTE,
3694         UNSPECV_NOP_4_BYTE and UNSPECV_NOP_6_BYTE
3695         ("nop_2_byte"): New define_insn.
3696         ("nop_4_byte"): Likewise.
3697         ("nop_6_byte"): Likewise.
3698         * doc/extend.texi (hotpatch): hotpatch attribute doc fixes.
3699         * doc/invoke.texi (-mhotpatch): -mhotpatch doc fixes.
3700
3701 2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>
3702
3703         PR target/65103
3704         * config/i386/i386.c (ix86_address_cost): Fix cost of a PIC
3705         register.
3706
3707 2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>
3708
3709         PR target/65044
3710         * toplev.c (process_options): Restrict Pointer Bounds Checker
3711         usage with Address Sanitizer.
3712
3713 2015-03-12  Richard Biener  <rguenther@suse.de>
3714
3715         * tree-cfg.c (gimple_split_block): Remove loop finding stmt
3716         to split on.
3717         * omp-low.c (expand_omp_taskreg): Split block before removing
3718         the stmt.
3719         (expand_omp_target): Likewise.
3720         * ubsan.c (ubsan_expand_null_ifn): Adjust stmt if we replaced it.
3721         * tree-parloops.c (create_call_for_reduction_1): Pass a proper
3722         stmt to split_block.
3723
3724 2015-03-12  Tom de Vries  <tom@codesourcery.com>
3725
3726         PR rtl-optimization/64895
3727         * lra-lives.c (check_pseudos_live_through_calls): Use
3728         actual_call_used_reg_set instead of call_used_reg_set, if available.
3729
3730 2015-03-10  Jan Hubicka  <hubicka@ucw.cz>
3731
3732         * cgraph.c (cgraph_node::release_body): Free function_in_decl_state.
3733         (cgraph_node::remove): Likewise.
3734         (cgraph_node::get_untransformed_body): Likewise.
3735         * varpool.c (varpool_node::remove): Likewise.
3736         (varpool_node::get_constructor): Add sanity check.
3737
3738 2015-03-11  Sandra Loosemore  <sandra@codesourcery.com>
3739
3740         * doc/invoke.texi (-fgnu89-inline): Remove discussion about
3741         old GCC versions.
3742         (-fabi-compat-version): Likewise.
3743         (-ffriend-injection): Likewise.
3744         (-Wdeclaration-after-statement): Likewise.
3745         (-fomit-frame-pointer): Likewise.
3746         (-ftree-coalesce-inlined-vars): Likewise.
3747         (-fvisibility=): Likewise.
3748         * doc/extend.texi (Typeof): Likewise.
3749         (Zero Length): Likewise.
3750         (Escaped Newlines): Likewise.
3751         (Compound Literals): Likewise.
3752         (Function Attributes): Likewise.
3753         (Label Attributes): Likewise.
3754         (Type Attributes): Likewise.
3755         (Function Names): Likewise.
3756         (Other Builtins): Likewise.
3757         (Function Specific Option Pragmas): Likewise.
3758         (C++ Interface): Likewise.
3759
3760 2015-03-11  Thomas Schwinge  <thomas@codesourcery.com>
3761
3762         * config/nvptx/nvptx.h (LIBSTDCXX): Define to "gcc".
3763
3764 2015-03-11  Marek Polacek  <polacek@redhat.com>
3765
3766         PR tree-optimization/65388
3767         * tree-ssa-tail-merge.c (same_succ_def::equal): Fix typo in comparison.
3768
3769 2015-03-10  Georg-Johann Lay  <avr@gjlay.de>
3770
3771         PR target/65296
3772         * configure.ac [avr]: Check as for options -mrmw, --mlink-relax.
3773         * configure: Regenerate.
3774         * config.in: Regenerate.
3775         * doc/invoke.texi (AVR Options) [-mrmw]: Document it.
3776         [-mn-flash]: Document it.
3777         [__AVR_ARCH__]: Document avrtiny.
3778
3779         * config/avr/gen-avr-mmcu-specs.c (config.h): Include it.
3780         (*asm_relax): Only define spec if HAVE_AS_AVR_MLINK_RELAX_OPTION.
3781         (*asm_rmw): Only define spec if HAVE_AS_AVR_MRMW_OPTION.
3782
3783 2015-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
3784
3785         * doc/invoke.texi: Add missing cpu values (z196, zEC12).
3786
3787 2015-03-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
3788
3789         PR target/65242
3790         * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Do not
3791         allow reloads of PLUS in floating point/VSX registers.
3792
3793 2015-03-11  Junmo Park  <junmoz.park@samsung.com>
3794
3795         * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Add
3796         crypto_sha256_fast.
3797         (cortex_a57_crypto_complex): Add crypto_sha256_slow.
3798
3799 2015-03-11  Richard Biener  <rguenther@suse.de>
3800
3801         PR tree-optimization/65310
3802         * tree-sra.c (build_ref_for_offset): Also preserve larger
3803         alignment.
3804
3805 2015-03-11  Marat Zakirov  <m.zakirov@samsung.com>
3806
3807         * asan.c (instrument_derefs): Disable instrumentation on asan-globals=0.
3808
3809 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
3810
3811         PR target/65368
3812         * config/i386/i386.md (bmi2_bzhi_<mode>3): Removed define_insn,
3813         new define_expand.
3814         (*bmi2_bzhi_<mode>3, *bmi2_bzhi_<mode>3_1): New define_insns.
3815
3816 2015-03-10  Jan Hubicka  <hubicka@ucw.cz>
3817
3818         * ipa-icf.c (sem_function::equals_wpa): Move here some checks from ...
3819         (sem_function::equals_wpa): ... here.
3820
3821 2015-03-10  Marek Polacek  <polacek@redhat.com>
3822             Jakub Jelinek  <jakub@redhat.com>
3823
3824         PR sanitizer/65367
3825         * ubsan.c (ubsan_expand_objsize_ifn): Update GSI instead of GSI_ORIG
3826         when only removing the statement.  Handle expanding UBSAN_OBJECT_SIZE
3827         separately.
3828
3829 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
3830
3831         PR target/65286
3832         * config/rs6000/t-linux: For powerpc64* target set
3833         MULTILIB_OSDIRNAMES instead of MULTIARCH_DIRNAME.
3834
3835 2015-03-10  Richard Biener  <rguenther@suse.de>
3836
3837         PR middle-end/44563
3838         * tree-inline.c (copy_cfg_body): Skip block mapped to entry/exit
3839         for redirect_all_calls.
3840
3841 2015-03-10  Marek Polacek  <polacek@redhat.com>
3842
3843         * gdbinit.in (pcfun): Define and document.
3844
3845 2015-03-10  Ilya Verbin  <ilya.verbin@intel.com>
3846
3847         * config/i386/intelmic-mkoffload.c: Include intelmic-offload.h instead
3848         of libgomp-plugin.h.
3849         (find_target_compiler): Support a case when the path to gcc is
3850         specified in the PATH env var, so COLLECT_GCC doesn't contain a path.
3851         (generate_host_descr_file): Use GOMP_DEVICE_INTEL_MIC from
3852         intelmic-offload.h instead of OFFLOAD_TARGET_TYPE_INTEL_MIC from
3853         libgomp-plugin.h.
3854         (main): Use GCC_INSTALL_NAME as target_driver_name.
3855         * config/i386/t-intelmic (CFLAGS-mkoffload.o): Add GCC_INSTALL_NAME
3856         define.
3857         (mkoffload.o): Remove obsolete include path and defines.
3858         (mkoffload$(exeext)): Use $(LINKER) instead of $(COMPILER).
3859
3860 2015-03-10  Richard Biener  <rguenther@suse.de>
3861
3862         PR middle-end/63155
3863         * tree-ssa-coalesce.h (verify_ssa_coalescing): Declare.
3864         * tree-ssa-coalesce.c: Include timevar.h.
3865         (attempt_coalesce): Handle graph being NULL.
3866         (coalesce_partitions): Call verify_ssa_coalescing if ENABLE_CHECKING.
3867         Split out abnormal coalescing to ...
3868         (perform_abnormal_coalescing): ... this function.
3869         (coalesce_ssa_name): Perform abnormal coalescing without computing
3870         live/conflict.
3871         (verify_ssa_coalescing_worker): New function.
3872         (verify_ssa_coalescing): Likewise.
3873
3874 2015-03-10  Georg-Johann Lay  <avr@gjlay.de>
3875
3876         PR target/65296
3877         * config.gcc (extra_options) [avr]: Remove.
3878         (extra_gcc_objs) [avr]: Use driver-avr.o, avr-devices.o.
3879         (tm_file) [avr]: Add avr/specs.h after avr/avr.h.
3880         (tm_defines) [avr-*-rtems*]: Add WITH_RTEMS.
3881
3882         * config/avr/avr.opt (config/avr/avr-arch.h): Remove include.
3883         (-mmcu=): Add Var and MissingArgError properties.
3884         (-march=): Remove.
3885         * config/avr/genmultilib.awk: Use -mmcu= instead of -march=.
3886         * config/avr/t-multilib: Regenerate.
3887         * config/avr/specs.h: New file.
3888         * config/avr/driver-avr.c: New file.
3889         * config/avr/genopt.sh: Remove file.
3890         * config/avr/avr-tables.opt: Remove file.
3891         * config/avr/predicates.md (avr_current_arch): Rename to avr_arch.
3892         * config/avr/avr-c.c: Same.
3893         * avr-arch.h: Same.
3894         (avr_current_device): Remove proto.
3895         * config/avr/avr.h (avr_current_arch): Rename to avr_arch.
3896         (AVR_HAVE_8BIT_SP): Don't depend on avr_current_device.
3897         (EXTRA_SPEC_FUNCTIONS): Define.
3898         (avr_devicespecs_file): New specs function proto.
3899         (DRIVER_SELF_SPECS): Use device-specs-file spec function.
3900         * config/avr/avr.c (avr_current_arch): Rename to avr_arch.
3901         (avr_current_device): Remove definition and usage.
3902         (avr_set_core_architecture): New static function.
3903         (avr_option_override): Use it.
3904         * config/avr/avr-devices.c (diagnostic.h, avr-arch.h): Include them.
3905         (mcu_name): New static array.
3906         (comparator, avr_archs_str, avr_mcus_str): New static functions.
3907         (avr_inform_devices, avr_inform_core_architectures): New functions.
3908         * config/avr/gen-avr-mmcu-specs.c (avr-arch.h, specs.h): Include.
3909         (avrlibc.h) [WITH_AVRLIBC]: Include.
3910         (../rtems.h, rtems.h) [WITH_RTEMS]: Include.
3911         (print_mcu): Rewrite from scratch.
3912         * config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC, STARTFILE_SPEC):
3913         Forward to avr-specific specs defined in device-specs file.
3914         * config/avr/t-avr (driver-avr.o): New rule.
3915         (avr-devices.o): Depend on avr-arch.h.
3916         (avr-mcus): No more depend on avr-tables.opt.
3917         (avr-tables.opt): Remove rule.
3918         (install-device-specs): Use INSTALL_DATA, not INSTALL_PROGRAM.
3919
3920 2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>
3921
3922         * c-family/c.opt (fchkp-use-wrappers): New.
3923         * ipa-chkp.c (CHKP_WRAPPER_SYMBOL_PREFIX): New.
3924         (chkp_wrap_function): New.
3925         (chkp_build_instrumented_fndecl): Support wrapped
3926         functions.
3927         * doc/invoke.texi (-fcheck-pointer-bounds): New.
3928         (-fchkp-check-incomplete-type): New.
3929         (-fchkp-first-field-has-own-bounds): New.
3930         (-fchkp-narrow-bounds): New.
3931         (-fchkp-narrow-to-innermost-array): New.
3932         (-fchkp-optimize): New.
3933         (-fchkp-use-fast-string-functions): New.
3934         (-fchkp-use-nochk-string-functions): New.
3935         (-fchkp-use-static-bounds): New.
3936         (-fchkp-use-static-const-bounds): New.
3937         (-fchkp-treat-zero-dynamic-size-as-infinite): New.
3938         (-fchkp-check-read): New.
3939         (-fchkp-check-write): New.
3940         (-fchkp-store-bounds): New.
3941         (-fchkp-instrument-calls): New.
3942         (-fchkp-instrument-marked-only): New.
3943         (-fchkp-use-wrappers): New.
3944         (-static-libmpx): New.
3945         (-static-libmpxwrappers): New.
3946
3947 2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>
3948
3949         * config/i386/linux-common.h (LIBMPX_WRAPPERSSPEC): New.
3950         (CHKP_SPEC): Add wrappers library.
3951         * c-family/c.opt (static-libmpxwrappers): New.
3952
3953 2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>
3954
3955         * config/i386/linux-common.h (LIBMPX_LIBS): New.
3956         (LIBMPX_SPEC): New.
3957         (CHKP_SPEC): New.
3958         * gcc.c (CHKP_SPEC): New.
3959         (LINK_COMMAND_SPEC): Add CHKP_SPEC.
3960         * c-family/c.opt (static-libmpx): New.
3961
3962 2015-03-10  Richard Biener  <rguenther@suse.de>
3963
3964         PR middle-end/44563
3965         * cgraph.h (struct cgraph_edge_hasher): Add hash overload
3966         for compare_type.
3967         * cgraph.c (cgraph_edge_hasher::hash): Inline htab_hash_pointer.
3968         (cgraph_update_edge_in_call_site_hash): Use cgraph_edge_hasher::hash.
3969         (cgraph_add_edge_to_call_site_hash): Likewise.
3970         (cgraph_node::get_edge): Likewise.
3971         (cgraph_edge::set_call_stmt): Likewise.
3972         (cgraph_edge::remove_caller): Likewise.
3973
3974 2015-03-10  Chung-Ju Wu  <jasonwucj@gmail.com>
3975
3976         * config/nds32/nds32.h (callee_saved_regs_size): Rename to ...
3977         (callee_saved_gpr_regs_size): ... this.
3978         (callee_saved_regs_first_regno): Rename to ...
3979         (callee_saved_first_gpr_regno): ... this.
3980         (callee_saved_regs_last_regno) Rename to ...
3981         (callee_saved_last_gpr_regno): ... this.
3982         * config/nds32/nds32.c (nds32_compute_stack_frame): Adjust renamed
3983         variables.
3984         (nds32_initial_elimination_offset): Likewise.
3985         (nds32_expand_prologue): Likewise.
3986         (nds32_expand_epilogue): Likewise.
3987         (nds32_expand_prologue_v3push): Likewise.
3988         (nds32_expand_epilogue_v3pop): Likewise.
3989         * config/nds32/nds32-md-auxiliary.c (nds32_output_stack_push):
3990         Adjust renamed variables.
3991         (nds32_output_stack_pop): Likewise.
3992
3993 2015-03-10  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3994
3995         * dominance.c (nearest_common_dominator_for_set): Fix A_Dominated_by_B
3996         code in comment.
3997
3998 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
3999
4000         PR rtl-optimization/65321
4001         * cfgexpand.c (expand_debug_expr): Ensure shift amount isn't wider
4002         than shift mode.
4003         * var-tracking.c (use_narrower_mode): Likewise.
4004
4005 2015-03-10  Jan Hubicka  <hubicka@ucw.cz>
4006
4007         PR tree-optimization/65355
4008         * varasm.c (notice_global_symbol): Do not produce RTL.
4009         * symtab.c (symtab_node::can_increase_alignment_p): Check for section
4010         anchor.
4011         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4012         check for section anchors.
4013
4014 2015-03-10  Alan Modra  <amodra@gmail.com>
4015
4016         PR target/65286
4017         * config.gcc (powerpc*-*-linux*): Arrange for powerpc64le-linux
4018         to be single-arch by default.  Set cpu_is_64bit for powerpc64
4019         given --with-cpu=native.
4020         * config/rs6000/t-fprules: Do not set default MULTILIB vars.
4021         * config/rs6000/t-linux (MULTIARCH_DIRNAME): Support powerpc64
4022         and powerpc64le.
4023         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Test
4024         rs6000_isa_flags rather than TARGET_64BIT.
4025
4026 2015-03-09  Yoshinori Sato  <ysato@users.sourceforge.jp>
4027             Kaz Kojima  <kkojima@gcc.gnu.org>
4028
4029         * config/sh/t-linux (MULTILIB_EXCEPTIONS): Define for m2a cases.
4030
4031 2015-03-09  Jakub Jelinek  <jakub@redhat.com>
4032
4033         PR lto/65361
4034         * ipa-devirt.c (add_type_duplicate): Don't use DECL_CONTEXT
4035         on a TREE_BINFO, instead use BINFO_TYPE.
4036
4037 2015-03-09  Richard Biener  <rguenther@suse.de>
4038
4039         PR middle-end/65270
4040         * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF.
4041         * fold-const.c (operand_equal_p): When recursing for ADDR_EXPRs
4042         operand set OEP_ADDRESS_OF.  Clear it when recursing to non-bases
4043         of that.  When comparing dereferences compare alignment.
4044         When comparing MEM_REFs or TARGET_MEM_REFs compare dependence info.
4045
4046 2015-03-08  Jan Hubicka  <hubicka@ucw.cz>
4047
4048         * ipa-inline-analysis.c (check_callers): Check
4049         node->can_remove_if_no_direct_calls_and_refs_p.
4050         (growth_likely_positive): Reorganize to call
4051         can_remove_if_no_direct_calls_p later.
4052         * cgraph.h (will_be_removed_from_program_if_no_direct_calls_p,
4053         will_be_removed_from_program_if_no_direct_calls_p): Add
4054         will_inline parameter.
4055         * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p,
4056         cgraph_node::will_be_removed_from_program_if_no_direct_calls_p):
4057         Handle inliner case correctly.
4058
4059 2015-03-09  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4060
4061         PR tree-optimization/63743
4062         * cfgexpand.c (reorder_operands): Also reorder if only second operand
4063         had its definition forwarded by TER.
4064
4065 2015-03-08  Jan Hubicka  <hubicka@ucw.cz>
4066
4067         PR lto/65316
4068         * ipa-utils.h (types_odr_comparable): Add strict argument.
4069         * ipa-devirt.c: Fix whitespace;
4070         (odr_hasher): Remove.
4071         (odr_name_hasher, odr_vtable_hasher): New hashers.
4072         (can_be_name_hashed_p): New predicate.
4073         (hash_type_name): remove.
4074         (hash_odr_name): New.
4075         (odr_name_hasher::hash): new.
4076         (can_be_vtable_hashed_p): New.
4077         (hash_odr_vtable): New.
4078         (odr_vtable_hasher::hash): New.
4079         (types_same_for_odr): Add strict parameter.
4080         (types_odr_comparable): Likewise.
4081         (odr_name_hasher::equal): New.
4082         (odr_vtable_hasher::equal): New.
4083         (odr_name_hasher::remove): New.
4084         (odr_hash_type): Change to hash_table<odr_name_hasher>.
4085         (odr_vtable_hash_type): New.
4086         (odr_vtable_hash): New.
4087         (odr_subtypes_equivalent_p): Do strict comparsion.
4088         (add_type_duplicate): Merge type names; cleanup; avoid type
4089         duplicates.
4090         (register_odr_type): Initialize vtable hash.
4091         (build_type_inheritance_graph): Likewise
4092         (get_odr_type): Reorg to use two hashes.
4093         (dump_possible_polymorphic_call_targets): Move sanity check after debug
4094         output.
4095         (ipa_devirt): Dump type_inheritance_graph.
4096         (types_same_for_odr): Add strict mode.
4097
4098 2015-03-05  Jan Hubicka  <hubicka@ucw.cz>
4099
4100         PR ipa/65334
4101         * cgraph.h (symtab_node): Add definition_alignment,
4102         can_increase_alignment_p and increase_alignment.
4103         * symtab.c (symtab_node::can_increase_alignment_p,
4104         increase_alignment_1, symtab_node::increase_alignment,
4105         symtab_node::definition_alignment): New.
4106         * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Use
4107         can_increase_alignment_p.
4108         * tree-vectorizer.c (increase_alignment): Use increase_alignment.
4109         * tree-vect-stmts.c (ensure_base_align): Likewise.
4110         * varasm.c (function_section_1): Use definition_alignment.
4111         (assemble_start_function): Likewise.
4112         (emit_local): likewise.
4113         (build_constant_desc): Likewsie.
4114         (output_constant_def_contents): Likewise.
4115         (place_block_symbol): Likewise.
4116         (output_object_block): Likewise.
4117
4118 2015-03-05  Jan Hubicka  <hubicka@ucw.cz>
4119
4120         PR ipa/65316
4121         * tree.c (free_lang_data_in_type): Be sure to keep BINFO_VTABLE
4122         when outputting debug.
4123
4124 2015-03-07  Marek Polacek  <polacek@redhat.com>
4125             Martin Uecker  <uecker@eecs.berkeley.edu>
4126
4127         PR sanitizer/65280
4128         * doc/invoke.texi: Update description of -fsanitize=bounds.
4129
4130 2015-03-06  Wilco Dijkstra  <wilco.dijkstra@arm.com>
4131
4132         * tree-ssa-phiopt.c (neg_replacement): Remove.
4133         (tree_ssa_phiopt_worker): Remove negate optimization.
4134
4135 2015-03-05  Jan Hubicka  <hubicka@ucw.cz>
4136
4137         PR ipa/65302
4138         * value-prof.c (gimple_ic): Pure dead eh edges when needed.
4139
4140 2015-03-06  Richard Biener  <rguenther@suse.de>
4141
4142         PR middle-end/64928
4143         * tree-ssa-live.h (struct tree_live_info_d): Add livein_obstack
4144         and liveout_obstack members.
4145         (calculate_live_on_exit): Remove.
4146         (calculate_live_ranges): Change declaration.
4147         * tree-ssa-live.c (liveness_bitmap_obstack): Remove global var.
4148         (new_tree_live_info): Adjust.
4149         (calculate_live_ranges): Delete livein when not wanted.
4150         (calculate_live_ranges): Do not initialize liveness_bitmap_obstack.
4151         Deal with partly deleted live info.
4152         (loe_visit_block): Remove temporary bitmap by using
4153         bitmap_ior_and_compl_into.
4154         (live_worklist): Adjust accordingly.
4155         (calculate_live_on_exit): Make static.
4156         * tree-ssa-coalesce.c (coalesce_ssa_name): Tell calculate_live_ranges
4157         we do not need livein.
4158
4159 2015-03-06  Jonathan Wakely  <jwakely@redhat.com>
4160
4161         * real.c (real_from_string): Fix typo in assertion.
4162
4163 2015-03-06  Alex Velenko  <alex.velenko@arm.com>
4164
4165         * ChangeLog (2015-03-05): Reflect Richard Henderson as actual author of
4166         the patch.
4167
4168 2015-03-05  Jan Hubicka  <hubicka@ucw.cz>
4169
4170         * ipa-icf.c (sem_variable::equals_wpa): Check FINAL flags.
4171
4172 2015-03-05  Vladimir Makarov  <vmakarov@redhat.com>
4173
4174         PR target/64342
4175         * lra-assigns.c (find_hard_regno_for): Rename to
4176         find_hard_regno_for_1.  Add a new parameter.
4177         (find_hard_regno_for): New function using find_hard_regno_for_1.
4178
4179 2015-03-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4180
4181         PR rtl-optimization/65067
4182         * expmed.c (store_bit_field, extract_bit_field): Reworked the
4183         strict volatile bitfield handling.
4184
4185 2015-03-05  Martin Liska  <mliska@suse.cz>
4186
4187         PR ipa/65318
4188         * ipa-icf.c (sem_variable::equals): Compare variables types.
4189
4190 2015-03-05  Richard Henderson  <rth@redhat.com>
4191
4192         PR target/65121
4193         * config/arm/arm.c (arm_function_in_section_p): Fix predicate to
4194         correctly check weak symbol binding.
4195
4196 2015-03-05  Steve Ellcey  <sellcey@imgtec.com>
4197
4198         PR middle-end/65315
4199         * cfgexpand.c (expand_stack_vars): Update large_align to maximum
4200         needed alignment.
4201
4202 2015-03-05  Martin Liska  <mliska@suse.cz>
4203
4204         * ipa-inline.c (inline_small_functions): Set default value to
4205         prevent warning during bootstrap.
4206         * tree.h: Add pragma guard that ignores false positives during
4207         bootstrap.
4208
4209 2015-03-05  Richard Biener  <rguenther@suse.de>
4210
4211         PR tree-optimization/65310
4212         * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4213         Properly preserve alignment of the base of the access.
4214
4215 2015-03-05  Richard Biener  <rguenther@suse.de>
4216
4217         PR ipa/65270
4218         * ipa-icf-gimple.c (func_checker::compare_memory_operand):
4219         Compare dependence info.
4220
4221 2015-03-05  Richard Biener  <rguenther@suse.de>
4222
4223         PR middle-end/65233
4224         * ipa-polymorphic-call.c: Include tree-ssa-operands.h and
4225         tree-into-ssa.h.
4226         (walk_ssa_copies): Revert last chage.  Instead do not walk
4227         SSA names registered for SSA update.
4228
4229 2015-03-03  Jan Hubicka  <hubicka@ucw.cz>
4230
4231         PR ipa/65270
4232         * ipa-icf.c (sem_item::compare_cgraph_references): Compare
4233         vtable references for their containing type.
4234         (sem_function::equals_wpa): Compare TYPE_RESTRICT
4235         and type attributes.
4236
4237 2015-03-04  Eric Botcazou  <ebotcazou@adacore.com>
4238
4239         * fold-const.c (round_up_loc): Cast divisor to signed on all paths
4240         before negating it.
4241         * stor-layout.c (finalize_record_size): Revert latest change.
4242
4243 2015-03-04  Andreas Tobler  <andreast@gcc.gnu.org>
4244
4245         * config/rs6000/t-freebsd64: Remove 32-bit soft-float multilibs.
4246
4247 2015-03-03  Jan Hubicka  <hubicka@ucw.cz>
4248
4249         * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p): Rewrite
4250         for correct comdat handling.
4251         (cgraph_node::will_be_removed_from_program_if_no_direct_calls_p):
4252         Likewise.
4253         * cgraph.h (call_for_symbol_and_aliases): Fix formating.
4254         (used_from_object_file_p_worker): Remove.
4255         (cgraph_node::only_called_directly_or_alised): Add
4256         used_from_object_file_p.
4257         * ipa-inline-analysis.c (growth_likely_positive): Optimie.
4258         * ipa-inline-transform.c (can_remove_node_now_p_1): Use
4259         can_remove_if_no_direct_calls_and_refs_p.
4260
4261 2015-03-04  Nick Clifton  <nickc@redhat.com>
4262
4263         * config/rl78/rl78.h (enum reg_class): Remove real registers from
4264         General register class.
4265         * config/rl78/rl78-real.md: Replace general register constraints
4266         with real+virtual register constraints.
4267
4268 2015-03-04  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
4269
4270         * config/s390/s390.c (s390_expand_builtin): Exlude non-htm builtins
4271         from checking for -mhtm option.
4272
4273 2015-03-03  Jan Hubicka  <hubicka@ucw.cz>
4274
4275         * tree-sra.c (convert_callers): Use call_for_symbol_and_aliases.
4276         (struct ipa_sra_check_caller_data): Add has_thunk field.
4277         (ipa_sra_check_caller): Check for thunk.
4278         (ipa_sra_preliminary_function_checks): Give up on function with
4279         thunks.
4280         (ipa_early_sra): Use call_for_symbol_and_aliases.
4281
4282 2015-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
4283
4284         PR target/65249
4285         * config/sh/sh.md (symGOT_load): Use R0 reg for operands[2] when
4286         called for __stack_chk_guard symbol.
4287
4288 2015-03-03  DJ Delorie  <dj@redhat.com>
4289
4290         * config/rl78/rl78-real.md (*addqi_real): Allow SADDR types for
4291         inc/dec.
4292         (*addhi3_real): Likewise.
4293         * config/rl78/rl78-virt.md (*inc<mode>3_virt): Additional
4294         pattern to match incrementing memory.
4295         * config/rl78/predicates.md (rl78_1_2_operand): New.
4296         * config/rl78/rl78.c (rl78_force_nonfar_3): Allow far mem-mem if
4297         it's the same and only mem.
4298         (rl78_alloc_physical_registers_op2): If there's effectively only
4299         one MEM, transcode it into HL.
4300         (rl78_far_p): Reject addresses that aren't legitimate.
4301
4302 2015-03-03  Eric Botcazou  <ebotcazou@adacore.com>
4303
4304         * fold-const.c (round_up_loc): Cast divisor to HOST_WIDE_INT before
4305         negating it.
4306
4307         * tree-sra.c (pa_sra_preliminary_function_checks): Fix typo in message.
4308
4309 2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>
4310
4311         Implement call0 ABI for xtensa
4312         * config/xtensa/constraints.md ("a" constraint): Include stack
4313         pointer in case of call0 ABI.
4314         ("q" constraint): Make empty in case of call0 ABI.
4315         ("D" constraint): Include stack pointer in case of call0 ABI.
4316         * config/xtensa/xtensa-protos.h (xtensa_set_return_address,
4317         xtensa_expand_epilogue, xtensa_regno_to_class): Add new function
4318         prototypes.
4319         * config/xtensa/xtensa.c (xtensa_callee_save_size): New
4320         variable.
4321         (xtensa_regno_to_class): Make it a local variable in the
4322         function xtensa_regno_to_class.
4323         (xtensa_function_epilogue, TARGET_ASM_FUNCTION_EPILOGUE): Remove
4324         macro, function prototype and implementation.
4325         (reg_nonleaf_alloc_order): Make it a local variable in the
4326         function order_regs_for_local_alloc.
4327         (xtensa_conditional_register_usage): New function.
4328         (TARGET_CONDITIONAL_REGISTER_USAGE): Define macro.
4329         (xtensa_valid_move): Allow direct moves to stack pointer
4330         register in call0 ABI.
4331         (xtensa_setup_frame_addresses): Only spill register windows in
4332         windowed ABI.
4333         (xtensa_emit_call): Emit call(x)8 or call(x)0 in windowed and
4334         call0 ABI respectively.
4335         (xtensa_function_arg_1): Only mark a7 register for copying in
4336         windowed ABI.
4337         (xtensa_call_save_reg): New function.
4338         (compute_frame_size): Add space for callee saved register
4339         storage to the frame size in call0 ABI.
4340         (xtensa_expand_prologue): Generate code to set up stack frame
4341         and save callee-saved registers in call0 ABI.
4342         (xtensa_expand_epilogue): New function.
4343         (xtensa_set_return_address): New function.
4344         (xtensa_return_addr): Calculate return address in call0 ABI.
4345         (xtensa_builtin_saveregs): Only mark a7 register for copying and
4346         emit copying code in windowed ABI.
4347         (order_regs_for_local_alloc): Add preferred register allocation
4348         order for non-leaf function in call0 ABI.
4349         (xtensa_static_chain): Add atatic chain passing for call0 ABI.
4350         (xtensa_asm_trampoline_template): Add trampoline generation for
4351         call0 ABI.
4352         (xtensa_trampoline_init): Add trampoline initialization for
4353         call0 ABI.
4354         (xtensa_conditional_register_usage, xtensa_regno_to_class): New
4355         functions.
4356         * config/xtensa/xtensa.h (TARGET_WINDOWED_ABI): New macro.
4357         (TARGET_CPU_CPP_BUILTINS): Add built-in define for call0 ABI.
4358         (CALL_USED_REGISTERS): Modify to encode both windowed and call0
4359         ABI call-used registers.
4360         (HARD_FRAME_POINTER_REGNUM): Add frame pointer for call0 ABI.
4361         (INCOMING_REGNO, OUTGOING_REGNO): Use argument unchanged in
4362         call0 ABI.
4363         (REG_CLASS_CONTENTS): Include all registers into the preferred
4364         reload registers set, adjust the set in the
4365         xtensa_conditional_register_usage.
4366         (xtensa_regno_to_class): Drop variable declaration.
4367         (REGNO_REG_CLASS): Redefine to use xtensa_regno_to_class
4368         function.
4369         (WINDOW_SIZE): Define as 8 or 0 for windowed and call0 ABI
4370         respectively.
4371         (FUNCTION_PROFILER): Add _mcount call for call0 ABI.
4372         (TRAMPOLINE_SIZE): Define trampoline size for call0 ABI.
4373         (RETURN_ADDR_IN_PREVIOUS_FRAME): Define to 0 in call0 ABI.
4374         (ASM_OUTPUT_POOL_PROLOGUE): Always generate literal pool
4375         location in call0 ABI.
4376         (EH_RETURN_STACKADJ_RTX): New definition, use a10 for passing
4377         stack adjustment size when handling exception.
4378         (CRT_CALL_STATIC_FUNCTION): Add definition for call0 ABI.
4379         * config/xtensa/xtensa.md (A9_REG, UNSPECV_BLOCKAGE): New
4380         definitions.
4381         ("return" pattern): Generate ret.n/ret in call0 ABI.
4382         ("epilogue" pattern): Expand epilogue.
4383         ("nonlocal_goto" pattern): Use default in call0 ABI.
4384         ("eh_return" pattern): Move implementation to eh_set_a0_windowed,
4385         emit eh_set_a0_* depending on ABI.
4386         ("eh_set_a0_windowed" pattern): Former eh_return pattern.
4387         ("eh_set_a0_call0", "blockage"): New patterns.
4388
4389 2015-03-03  Martin Liska  <mliska@suse.cz>
4390
4391         PR ipa/65287
4392         * ipa-icf.c (sem_variable::parse): Skip all alias variables.
4393
4394 2015-03-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
4395
4396         PR 65138/target
4397         * config/rs6000/rs6000-tables.opt: Regenerate table.
4398
4399 2015-03-03  Renlin Li  <renlin.li@arm.com>
4400
4401         * doc/md.texi (@item ^): Change ? into ^.
4402
4403 2015-03-03  H.J. Lu  <hongjiu.lu@intel.com>
4404
4405         * doc/tm.texi: Regenerated.
4406
4407 2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>
4408
4409         * builtins.c (expand_builtin_return_addr): Add
4410         RETURN_ADDR_IN_PREVIOUS_FRAME to 'if' condition, remove
4411         surrounding #ifdef.
4412         * config/sparc/sparc.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Change
4413         definition to 1.
4414         * config/xtensa/xtensa.h (RETURN_ADDR_IN_PREVIOUS_FRAME):
4415         Likewise.
4416         * defaults.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Define to 0 if
4417         undefined.
4418         * doc/tm.texi.in (RETURN_ADDR_IN_PREVIOUS_FRAME): Update
4419         paragraph.
4420
4421 2015-03-03  Martin Jambor  <mjambor@suse.cz>
4422             Eric Botcazou  <ebotcazou@adacore.com>
4423
4424         * tree-sra.c (ipa_sra_check_caller_data): New type.
4425         (has_caller_p): Removed.
4426         (ipa_sra_check_caller): New function.
4427         (ipa_sra_preliminary_function_checks): Use it.
4428
4429 2015-03-03  Martin Liska  <mliska@suse.cz>
4430
4431         * ipa-icf.c (sem_item_optimizer::merge_classes): Use bit or
4432         instead of if branch.
4433
4434 2015-03-03  Martin Liska  <mliska@suse.cz>
4435
4436         PR ipa/65282
4437         * ipa-icf.c (sem_variable::equals): Fix wrong condition.
4438
4439 2015-03-23  Jeff Law  <law@redhat.com>
4440
4441         PR tree-optimization/65241
4442         * tree-ssa-dom.c (lookup_avail_expr): Only modify the avail_expr
4443         hash table if INSERT is true.
4444
4445 2015-03-03  Georg-Johann Lay  <avr@gjlay.de>
4446
4447         PR target/65296
4448         * config.gcc (extra_gcc_objs) [avr-*-rtems*]: Remove.
4449
4450 2015-03-03  Georg-Johann Lay  <avr@gjlay.de>
4451
4452         PR target/64331
4453         * config/avr/avr.c (context.h, tree-pass.h): Include them.
4454         (avr_pass_data_recompute_notes): New static variable.
4455         (avr_pass_recompute_notes): New class.
4456         (avr_register_passes): New static function.
4457         (avr_option_override): Call it.
4458
4459 2015-03-03  Georg-Johann Lay  <avr@gjlay.de>
4460
4461         Fix various problems with specs file generation.
4462
4463         PR target/65296
4464         * config.gcc (extra_gcc_objs) [avr]: Remove.
4465         * config/avr/driver-avr.c: Remove file.
4466         * config/avr/t-avr (driver-avr.o): Remove rule.
4467         (gen-avr-mmcu-specs): Use CXX_FOR_BUILD, CXXFLAGS_FOR_BUILD and
4468         INCLUDES to build.  Depend on TM_H.
4469         * config/avr/gen-avr-mmcu-specs.c: Tidy up code.  Fix various
4470         build warnings.  Fix non-matching types and non-existing %-codes.
4471         (tm.h): Include.
4472         (*lib) [!WITH_AVRLIBC]: Don't link libdev.a.
4473         (*libgcc) [WITH_AVRLIBC]: Add "-lm".
4474         * config/avr/avrlibc.h (LIBGCC_SPEC): Remove definition.
4475         * config/avr/avr.h (DRIVER_SELF_SPECS): Fix handling of -march=.
4476         (CPP_SPEC, CC1PLUS_SPEC, ASM_SPEC, LINK_SPEC, LIB_SPEC)
4477         (LIBGCC_SPEC): Remove definitions.
4478
4479 2015-03-03  Eric Botcazou  <ebotcazou@adacore.com>
4480
4481         * config/ia64/ia64.c (expand_vec_perm_interleave_2): Use gen_raw_REG
4482         to create a register in testing mode.
4483
4484 2015-03-03  Martin Liska  <mliska@suse.cz>
4485             Jan Hubicka  <hubicka@ucw.cz>
4486
4487         PR ipa/65263
4488         * cgraph.c (cgraph_node::has_thunk_p): New function.
4489         * cgraph.h (cgraph_node::has_thunk_p: Likewise.
4490         * ipa-icf.c (redirect_all_callers): Do not redirect thunks.
4491         (sem_function::merge): Assert is changed.
4492
4493 2015-03-03  Martin Liska  <mliska@suse.cz>
4494             Martin Jambor  <mjambor@suse.cz>
4495
4496         PR ipa/65087
4497         * ipa-icf.c (sem_item_optimizer::execute): Change function
4498         return value to boolean.
4499         (sem_item_optimizer::merge_classes): Likewise.
4500         (ipa_icf_driver): Return TODO_remove_functions in case there's
4501         a merge operation processed.
4502         * ipa-icf.h: Change function return value to boolean.
4503
4504 2015-03-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
4505
4506         PR 65138/target
4507         * config/rs6000/rs6000-cpus.def (powerpc64le): Add new generic
4508         processor type for 64-bit little endian PowerPC.
4509
4510         * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4511         -mdebug=reg, print TARGET_DEFAULT.  Fix logic to use
4512         TARGET_DEFAULT if there is no default cpu.  Fix -mdebug=reg
4513         printing built-in mask so it does not pass NULL pointers.
4514
4515         * doc/invoke.texi (IBM RS/6000 and PowerPC options): Document
4516         -mcpu=powerpc64le.
4517
4518 2015-03-02  Steve Ellcey  <sellcey@imgtec.com>
4519
4520         PR target/58158
4521         * config/mips/mips.md (mov<mode>cc): Change ISA_HAS_SEL check to
4522         !ISA_HAS_FP_CONDMOVE.
4523
4524 2015-03-02  Aldy Hernandez  <aldyh@redhat.com>
4525
4526         * config/i386/i386.md (*udivmod<mode>4_pow2): Remove
4527         reload_completed.
4528
4529 2015-03-02  Ulrich Drepper  <drepper@gmail.com>
4530
4531         * doc/invoke.texi (Options for Code Generation Conventions):
4532         Fix URL of DSO paper.
4533
4534 2015-03-02  Jan Hubicka  <hubicka@ucw.cz>
4535
4536         PR ipa/65130
4537         * ipa-inline.c (check_callers): Looks for recursion.
4538         (inline_to_all_callers): Give up on uninlinable or recursive edges.
4539         * ipa-inline-analysis.c (inline_summary_t::duplicate): Do not update
4540         summary of inline clones.
4541         (do_estimate_growth_1): Fix recursion check.
4542
4543 2015-03-02  Jan Hubicka  <hubicka@ucw.cz>
4544
4545         PR ipa/64988
4546         * ipa-inline-transform.c (clone_inlined_nodes): Do not dissolve
4547         comdat groups.
4548
4549 2015-03-02  Jan Hubicka  <hubicka@ucw.cz>
4550             Aldy Hernandez  <aldyh@redhat.com>
4551
4552         PR lto/65276
4553         * ipa-devirt.c (add_type_duplicate): Remove odr_violated assert
4554         when checking TYPE_BINFO.
4555
4556 2015-03-02  Richard Biener  <rguenther@suse.de>
4557
4558         PR ipa/65270
4559         * ipa-icf-gimple.c: Include builtins.h.
4560         (func_checker::compare_memory_operand): Compare base alignment.
4561
4562 2015-03-02  Ilya Enkovich  <ilya.enkovich@intel.com>
4563
4564         PR target/65184
4565         * gcc/config/i386/i386.c (ix86_pass_by_reference) Bounds
4566         are never passed by reference.
4567
4568 2015-03-02  Ilya Enkovich  <ilya.enkovich@intel.com>
4569
4570         PR target/65183
4571         * tree-chkp.c (chkp_check_lower): Don't check against
4572         zero bounds for already instrumented functions.
4573         (chkp_check_upper): Likewise.
4574         (chkp_fini): Clean pass local data to avoid wrong reusage.
4575
4576 2015-02-28  Martin Liska  <mliska@suse.cz>
4577             Jan Hubicka  <hubicka@ucw.cz>
4578
4579         * ipa-icf.c (sem_variable::equals): Improve debug output;
4580         get variable constructor.
4581         (sem_variable::parse): Do not filter out too early; give up on
4582         volatile and register vars.
4583         (sem_item_optimizer::filter_removed_items): Filter out nonreadonly
4584         variables.
4585         * ipa-icf.h (sem_variable::init): Do not set ctor.
4586         (sem_variable::ctor): Remove.
4587
4588 2015-03-01  Aldy Hernandez  <aldyh@redhat.com>
4589
4590         PR middle-end/65233
4591         * ipa-polymorphic-call.c (walk_ssa_copies): Handle empty PHIs.
4592
4593 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4594
4595         * ipa-icf.c: Include stor-layout.h
4596         (sem_function::compare_cgraph_references): Rename to ...
4597         (sem_item::compare_cgraph_references): ... this one.
4598         (sem_variable::equals_wpa): New function
4599         (sem_variable::equals): Do not check stuff already verified by
4600         equals_wpa.
4601         (sem_variable::equals): Reorg based on varasm.c:compare_constant.
4602         * ipa-icf.h (sem_item): Add compare_cgraph_references.
4603         (sem_function): Remove compare_cgraph_references.
4604         (sem_variable): Turns equals_wpa into non-inline.
4605
4606 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4607
4608         * ipa-icf.c (sem_function::init): Fix formating; skip GIMPLE_PREDICT.
4609         (sem_item::add_expr): New function.
4610         (sem_function::hash_stmt): Handle operands of most statements.
4611         (sem_variable::get_hash): Hash the actual constructor.
4612         * ipa-icf.h (sem_item): Add add_expr.
4613         (sem_function): Update prototype of hash_stmt
4614
4615 2015-02-28  Martin Liska  <mliska@suse.cz>
4616             Jan Hubicka  <hubicka@ucw.cz>
4617
4618         PR ipa/65245
4619         * ipa-icf-gimple.c (func_checker::compare_function_decl):
4620         Remove.
4621         (func_checker::compare_variable_decl): Skip symtab vars.
4622         (func_checker::compare_cst_or_decl): Update.
4623         * ipa-icf.c (sem_function::parse): Do not consider aliases.
4624         (sem_function::compare_cgraph_references): Add ADDRESS parameter;
4625         use correct symtab predicates.
4626         (sem_function::equals_wpa): Update uses of compare_cgraph_references.
4627         (sem_variable::parse):  Update comment.
4628         (sem_item_optimizer::build_graph): Consider ultimate aliases
4629         for references.
4630
4631 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4632
4633         * ipa-icf-gimple.c (func_checker::compare_operand): Fix handling
4634         of OBJ_TYPE_REF.
4635
4636 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4637
4638         * ipa-icf.c (sem_function::merge): Fix handling of COMDAT.
4639         (sem_variable::merge) Likewise.
4640
4641 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4642
4643         * ipa-inline.c (can_inline_edge_p): Match opt_for_fn on inline
4644         target; also match flag_ipa_devirt.
4645
4646 2015-03-01  Martin Liska  <mliska@suse.cz>
4647             Jan Hubicka  <hubicka@ucw.cz>
4648
4649         * ipa-icf-gimple.c (func_checker::compare_variable_decl):
4650         Validate variable alignment.
4651         * ipa-icf.c (sem_function::equals_private): Be more precise
4652         about non-common function attributes.
4653         (sem_variable::equals): Likewise.
4654
4655 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4656
4657         PR ipa/65237
4658         * ipa-icf.c (sem_function::merge): Do not attempt to produce alias
4659         across COMDAT group boundary.
4660
4661 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4662
4663         PR ipa/65232
4664         * ipa-icf.c (clear_decl_rtl): New function.
4665         (sem_function::merge): Clear RTL before forming alias.
4666         (sem_variable::merge): Clear RTL before forming alias.
4667
4668 2015-02-28  Jan Hubicka  <hubicka@ucw.cz>
4669
4670         PR ipa/65236
4671         * cgraphunit.c (cgraph_node::expand_thunk): Enable return slot opt.
4672
4673 2015-02-28  Xingxing Pan  <xxingpan@marvell.com>
4674
4675         * config/aarch64/aarch64.md: (mov<mode>_aarch64): Change type
4676         to neon_to_gp<q>.
4677
4678 2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>
4679
4680         * params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): Fix
4681         a typo in the description.
4682
4683 2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>
4684
4685         PR target/64317
4686         * params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
4687         * params.h (LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
4688         * lra-constraints.c: Include "params.h".
4689         (EBB_PROBABILITY_CUTOFF): Use
4690         LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF.
4691         (lra_inheritance): Use '<' instead of '<=' for
4692         EBB_PROBABILITY_CUTOFF.
4693         * doc/invoke.texi (lra-inheritance-ebb-probability-cutoff):
4694         Document change.
4695
4696 2015-02-27  Martin Liska  <mliska@suse.cz>
4697
4698         * ipa-icf.h (struct symbol_compare_hashmap_traits): Add missing
4699         vector length condition.
4700
4701 2015-02-27  Sandra Loosemore  <sandra@codesourcery.com>
4702
4703         * doc/extend.texi (x86 transactional memory intrinsics):
4704         Reorganize discussion of _xbegin.  Clarify that the return
4705         value is a bit mask.  Expand example and move to end of section.
4706
4707 2015-02-26  Jakub Jelinek  <jakub@redhat.com>
4708             Aldy Hernandez  <aldyh@redhat.com>
4709
4710         PR rtl-optimization/65220
4711         * config/i386/i386.md (*udivmod<mode>4_pow2): New.
4712
4713 2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>
4714
4715         PR target/65032
4716         * lra-remat.c (update_scratch_ops): New.
4717         (do_remat): Call it.
4718         * lra.c (lra_register_new_scratch_op): New. Take code from ...
4719         (remove_scratches): ... here.
4720         * lra-int.h (lra_register_new_scratch_op): New prototype.
4721
4722 2015-02-27  Marek Polacek  <polacek@redhat.com>
4723
4724         PR c/65040
4725         * doc/invoke.texi: Update to reflect that -Wformat=2 doesn't enable
4726         -Wformat-signedness anymore.
4727
4728 2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4729
4730         * config/s390/s390.c: (s390_atomic_assign_expand_fenv): New
4731         function.
4732         (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define macro.
4733
4734 2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4735
4736         * config/s390/s390.c (enum s390_builtin):
4737         Add S390_BUILTIN_S390_SFPC and S390_BUILTIN_S390_EFPC.
4738         (code_for_builtin): Add CODE_FOR_s390_sfpc and CODE_FOR_s390_efpc.
4739         (s390_init_builtins): Generate new builtin functions.
4740         * config/s390/s390.md (UNSPECV_SFPC, UNSPECV_EFPC): New constants.
4741         (s390_sfpc, s390_efpc): New pattern definitions.
4742
4743 2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4744
4745         * config/s390/s390.c: (enum s390_builtin, s390_expand_builtin):
4746         Rename S390_BUILTIN_max to S390_BUILTIN_MAX.
4747         (s390_builtin_decls): New array.
4748         (s390_init_builtins): Put builtin decls into s390_builtin_decls.
4749         (s390_builtin_decl): New function.
4750         (TARGET_BUILTIN_DECL): Define macro.
4751
4752 2015-02-27  Richard Biener  <rguenther@suse.de>
4753
4754         PR middle-end/63175
4755         * builtins.c (get_object_alignment_2): Make sure to re-apply
4756         the ANDed mask after recursing to its operand gets us a new
4757         misalignment bit position.
4758
4759 2015-02-26  Jan Hubicka  <hubicka@ucw.cz>
4760             Martin Liska  <mliska@suse.cz>
4761
4762         PR bootstrap/65150
4763         * ipa-icf.c (symbol_compare_collection::symbol_compare_colleciton):
4764         Use address_matters_p.
4765         (redirect_all_callers, set_addressable): New functions.
4766         (sem_function::merge): Reorganize and fix merging issues.
4767         (sem_variable::merge): Likewise.
4768         (sem_variable::compare_sections): Remove.
4769         * common.opt (fmerge-all-constants, fmerge-constants): Remove
4770         Optimization flag.
4771         * symtab.c (symtab_node::resolve_alias): When alias has aliases,
4772         redirect them.
4773         (symtab_node::make_decl_local): Set ADDRESSABLE bit when
4774         decl is used.
4775         (address_matters_1): New function.
4776         (symtab_node::address_matters_p): New function.
4777         * cgraph.c (cgraph_edge::verify_corresponds_to_fndecl): Fix
4778         check for merged flag.
4779         * cgraph.h (address_matters_p): Declare.
4780         (symtab_node::address_taken_from_non_vtable_p): Remove.
4781         (symtab_node::address_can_be_compared_p): New method.
4782         (ipa_ref::address_matters_p): Move here from ipa-ref.c; simplify.
4783         * ipa-visibility.c (symtab_node::address_taken_from_non_vtable_p):
4784         Remove.
4785         (comdat_can_be_unshared_p_1) Use address_matters_p.
4786         (update_vtable_references): Fix formating.
4787         * ipa-ref.c (ipa_ref::address_matters_p): Move inline.
4788         * cgraphunit.c (cgraph_node::create_wrapper): Drop UNINLINABLE flag.
4789         * cgraphclones.c: Preserve merged and icf_merged flags.
4790
4791 2015-02-26  Sandra Loosemore  <sandra@codesourcery.com>
4792
4793         * doc/extend.texi (Function Attributes): Fix spelling and typos.
4794         (Label Attributes): Likewise.
4795         (Cilk Plus Builtins): Likewise.
4796         (ARC SIMD Built-in Functions): Likewise.
4797         (ARM C Language Extensions (ACLE)): Likewise.
4798         (PowerPC Built-in Functions): Likewise.
4799         (PowerPC Hardware Transactional Memory Built-in Functions):
4800         Likewise.
4801
4802 2015-02-26  Jakub Jelinek  <jakub@redhat.com>
4803
4804         PR tree-optimization/65216
4805         * tree-ssa-reassoc.c (rewrite_expr_tree): Force creation of
4806         new stmt and new SSA_NAME for lhs whenever the arguments have
4807         changed and weren't just swapped.  Fix comment typo.
4808
4809         PR tree-optimization/65215
4810         * tree-ssa-math-opts.c (find_bswap_or_nop_load): Return false
4811         for PDP endian targets.
4812         (perform_symbolic_merge, find_bswap_or_nop_1, find_bswap_or_nop):
4813         Fix up formatting issues.
4814         (bswap_replace): Likewise.  For BYTES_BIG_ENDIAN, if the final access
4815         size is smaller than the original, adjust MEM_REF offset by the
4816         difference of sizes.  Use is_gimple_mem_ref_addr instead of
4817         is_gimple_min_invariant test to avoid adding address temporaries.
4818
4819 2015-02-26  Martin Liska  <mliska@suse.cz>
4820             Jan Hubicka  <hubicka@ucw.cz>
4821
4822         PR ipa/64693
4823         * ipa-icf.c (symbol_compare_collection::symbol_compare_collection): New.
4824         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): New function.
4825         (sem_item_optimizer::process_cong_reduction): Include division by
4826         sensitive references.
4827         * ipa-icf.h (struct symbol_compare_hashmap_traits): New class.
4828         * ipa-ref.c (ipa_ref::address_matters_p): New function.
4829         * ipa-ref.h (ipa_ref::address_matters_p): Likewise.
4830
4831 2015-02-26  Georg-Johann Lay  <avr@gjlay.de>
4832
4833         PR target/65192
4834         * config/avr/avr-protos.h (tiny_valid_direct_memory_access_range):
4835         Remove.
4836         * config/avr/avr.c: Same.
4837         (avr_legitimate_address_p) <AVR_TINY, CONSTANT_ADDRESS_P>:
4838         Refuse any constant address not in 0..0xbf.
4839         * config/avr/avr.md (*mov<mode>, *movsf): Remove
4840         tiny_valid_direct_memory_access_range from insn conditions.
4841         (mov<mode>): Don't special-case expansion of avrtiny addresses.
4842
4843 2015-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
4844
4845         PR target/61142
4846         * config/sh/sh.c (sh_check_add_incdec_notes): New function.
4847         * config/sh/sh-protos.h (sh_check_add_incdec_notes): Declare it.
4848         * config/sh/predicates.md (const_logical_operand): New predicate.
4849         * config/sh/sh.md: Add new peephole2 patterns.
4850
4851 2015-02-26  Marek Polacek  <polacek@redhat.com>
4852
4853         PR ipa/65008
4854         * ipa-inline.c (early_inliner): Recompute inline parameters.
4855
4856 2015-02-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4857
4858         PR target/65171
4859         * config/rs6000/rs6000.c (rs6000_analyze_swaps): Ensure
4860         instructions with TImode operands are included in the analysis.
4861
4862 2015-02-26  Sebastian Pop  <s.pop@samsung.com>
4863
4864         * tree-ssa-threadupdate.c (dump_jump_thread_path): Print all edges
4865         of an EDGE_FSM_THREAD.
4866
4867 2015-02-25  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
4868
4869         * config/rs6000/htm.md (tcheck): Fix assembly encoding.
4870
4871 2015-02-25  Aldy Hernandez  <aldyh@redhat.com>
4872
4873         PR debug/46102
4874         * dwarf2out.c (dwarf2out_init): Disable -feliminate-dwarf2-dups.
4875
4876 2015-02-26  Sebastian Pop  <s.pop@samsung.com>
4877
4878         PR tree-optimization/65048
4879         * tree-ssa-threadupdate.c (valid_jump_thread_path): New.
4880         (thread_through_all_blocks): Call valid_jump_thread_path.
4881         Remove invalid FSM jump-thread paths.
4882
4883 2015-02-26  Jakub Jelinek  <jakub@redhat.com>
4884
4885         * passes.c (ipa_write_summaries_1): Call lto_output_init_mode_table.
4886         (ipa_write_optimization_summaries): Likewise.
4887         * tree-streamer.h: Include data-streamer.h.
4888         (streamer_mode_table): Declare extern variable.
4889         (bp_pack_machine_mode, bp_unpack_machine_mode): New inline functions.
4890         * lto-streamer-out.c (lto_output_init_mode_table,
4891         lto_write_mode_table): New functions.
4892         (produce_asm_for_decls): Call lto_write_mode_table when streaming
4893         offloading LTO.
4894         * lto-section-in.c (lto_section_name): Add "mode_table" entry.
4895         (lto_create_simple_input_block): Add mode_table argument to the
4896         lto_input_block constructors.
4897         * ipa-prop.c (ipa_prop_read_section, read_replacements_section):
4898         Likewise.
4899         * data-streamer-in.c (string_for_index): Likewise.
4900         * ipa-inline-analysis.c (inline_read_section): Likewise.
4901         * ipa-icf.c (sem_item_optimizer::read_section): Likewise.
4902         * lto-cgraph.c (input_cgraph_opt_section): Likewise.
4903         * lto-streamer-in.c (lto_read_body_or_constructor,
4904         lto_input_toplevel_asms): Likewise.
4905         (lto_input_mode_table): New function.
4906         * tree-streamer-out.c (pack_ts_fixed_cst_value_fields,
4907         pack_ts_decl_common_value_fields, pack_ts_type_common_value_fields):
4908         Use bp_pack_machine_mode.
4909         * real.h (struct real_format): Add name field.
4910         * lto-streamer.h (enum lto_section_type): Add LTO_section_mode_table.
4911         (class lto_input_block): Add mode_table member.
4912         (lto_input_block::lto_input_block): Add mode_table_ argument,
4913         initialize mode_table.
4914         (struct lto_file_decl_data): Add mode_table field.
4915         (lto_input_mode_table, lto_output_init_mode_table): New prototypes.
4916         * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields,
4917         unpack_ts_decl_common_value_fields,
4918         unpack_ts_type_common_value_fields): Call bp_unpack_machine_mode.
4919         * tree-streamer.c (streamer_mode_table): New variable.
4920         * real.c (ieee_single_format, mips_single_format,
4921         motorola_single_format, spu_single_format, ieee_double_format,
4922         mips_double_format, motorola_double_format,
4923         ieee_extended_motorola_format, ieee_extended_intel_96_format,
4924         ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4925         ibm_extended_format, mips_extended_format, ieee_quad_format,
4926         mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4927         decimal_single_format, decimal_double_format, decimal_quad_format,
4928         ieee_half_format, arm_half_format, real_internal_format): Add name
4929         field.
4930         * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4931
4932 2015-02-26  Yuri Rumyantsev  <ysrumyan@gmail.com>
4933
4934         PR target/65161
4935         * config/i386/i386.c (ix86_sched_reorder): Skip instruction
4936         reordering for selective scheduling.
4937
4938 2015-02-26  Terry Guo  <terry.guo@arm.com>
4939
4940         * config/arm/arm-cores.def (cortex-m7): Add flag FL_NO_VOLATILE_CE.
4941         * config/arm/arm-protos.h (FL_NO_VOLATILE_CE): New flag.
4942         (arm_arch_no_volatile_ce): Declare new global variable.
4943         * config/arm/arm.c (arm_arch_no_volatile_ce): New global variable.
4944         (arm_option_override): Assign value to arm_arch_no_volatile_ce.
4945         * config/arm/arm.h (arm_arch_no_volatile_ce): Declare it.
4946         (TARGET_NO_VOLATILE_CE): New macro.
4947         * config/arm/arm.md (arm_comparison_operator): Disabled if not allow
4948         volatile memory access in IT block
4949
4950 2015-02-25  Kai Tietz  <ktietz@redhat.com>
4951
4952         PR tree-optimization/61917
4953         * tree-vect-loop.c (vectorizable_reduction): Handle obvious case
4954         that reduc_def_stmt is null.
4955
4956 2015-02-25  Martin Liska  <mliska@suse.cz>
4957
4958         * ipa-icf-gimple.c (func_checker::compare_variable_decl): Compare
4959         hard register variables.
4960
4961 2015-02-25  Kai Tietz  <ktietz@redhat.com>
4962
4963         PR target/64212
4964         * symtab.c (symtab::make_decl_local): Set DECL_IMPORT_P explicit to 0.
4965         (symtab::noninterposable_alias): Likewise.
4966
4967 2015-02-25  Ilya Enkovich  <ilya.enkovich@intel.com>
4968
4969         PR target/65167
4970         * gcc/config/i386/i386.c (ix86_function_arg_regno_p): Support
4971         bounds registers.
4972         (avoid_func_arg_motion): Add dependencies for BNDSTX insns.
4973
4974 2015-02-25  Alan Lawrence  <alan.lawrence@arm.com>
4975
4976         PR target/64997
4977         * config/aarch64/aarch64.md (*xor_one_cmpl<mode>3): Use FP_REGNUM_P
4978         as split condition; force split via '#' in output pattern.
4979
4980 2015-02-25  Richard Biener  <rguenther@suse.de>
4981             Kai Tietz  <ktietz@redhat.com>
4982
4983         PR tree-optimization/61917
4984         * tree-vect-loop.c (vectorizable_reduction): Allow
4985         vect_internal_def without reduction to exit graceful.
4986
4987 2015-02-25  Georg-Johann Lay  <avr@gjlay.de>
4988
4989         PR target/65196
4990         * config/avr/avr.c (avr_adjust_insn_length): Call recog_memoized
4991         only with NONDEBUG_INSN_P.
4992
4993 2015-02-25  Georg-Johann Lay  <avr@gjlay.de>
4994
4995         Use variadic macros with avr-log.c.
4996
4997         * config/avr/avr-protos.h (avr_vdump): New prototype.
4998         (avr_log_set_caller_e, avr_log_set_caller_f): Remove protos.
4999         (avr_edump, avr_fdump, avr_dump): (Re)define to use avr_vdump.
5000         * config/avr/avr-log.c: Adjust comments.
5001         (avr_vdump): New function.
5002         (avr_vadump): Pass caller as 2nd argument instead of format string.
5003         (avr_log_caller, avr_log_fdump_e, avr_log_fdump_f)
5004         (avr_log_set_caller_e, avr_log_set_caller_f): Remove.
5005
5006 2015-02-25  Jakub Jelinek  <jakub@redhat.com>
5007
5008         PR lto/64374
5009         * target.def (target_option_stream_in): New target hook.
5010         * tree-streamer-in.c (streamer_read_tree_bitfields): Invoke
5011         targetm.target_option.post_stream_in if non-NULL.
5012         * doc/tm.texi.in: Add @hook TARGET_OPTION_POST_STREAM_IN.
5013         * doc/tm.texi: Updated.
5014         * config/i386/i386.c (ix86_function_specific_post_stream_in): New
5015         function.
5016         (TARGET_OPTION_POST_STREAM_IN): Redefine.
5017
5018 2015-02-24  Jeff Law  <law@redhat.com>
5019
5020         PR target/65117
5021         * config/xtensa/xtensa.md (zero_cost_loop_start): Reverse numbering
5022         of operand 0 and operand 2.
5023         (zero_cost_loop_end, loop_end): Similarly.
5024
5025 2015-02-24  Aldy Hernandez  <aldyh@redhat.com>
5026
5027         * gimple.h (gimple_build_assign): Rename CXX_MEM_STAT_DECL to
5028         CXX_MEM_STAT_INFO.
5029
5030 2015-02-24  DJ Delorie  <dj@redhat.com>
5031
5032         * config/rl78/rl78-protos.h (rl78_split_movsi): Accept a mode as well.
5033         * config/rl78/rl78-expand.md (movsf): New, same as movsi.
5034         * config/rl78/rl78.c (rl78_split_movsi): Accept a mode, use it
5035         instead of hardcoding SImode.
5036
5037 2015-02-24  Bernd Schmidt  <bernds@codesourcery.com>
5038
5039         * omp-low.c (create_omp_child_function): Tag entrypoint
5040         functions with a special attribute.
5041
5042 2015-02-24  Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
5043
5044         PR target/65058
5045         * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Drop unused variable.
5046
5047 2015-02-24  Vladimir Makarov  <vmakarov@redhat.com>
5048
5049         PR rtl-optimization/65123
5050         * lra-remat.c (operand_to_remat): Check hard regs in insn
5051         definition too.
5052
5053 2015-02-24  Nick Clifton  <nickc@redhat.com>
5054
5055         * config/v850/v850.h (ASM_SPEC): Pass -msoft-float/-mhard-float on
5056         to the assembler.
5057
5058 2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>
5059
5060         PR libgomp/64625
5061         * omp-builtins.def (BUILT_IN_GOACC_DATA_START): Specify as
5062         BT_FN_VOID_INT_SIZE_PTR_PTR_PTR, not
5063         BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR.
5064         (BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_UPDATE): Specify as
5065         BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR, not
5066         BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR.
5067         (BUILT_IN_GOACC_PARALLEL): Specify as
5068         BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR, not
5069         BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR.
5070         * builtin-types.def
5071         (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
5072         (BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
5073         Remove function types.
5074         (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR)
5075         (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR)
5076         (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
5077         New function types.
5078
5079 2015-02-24  Georg-Johann Lay  <avr@gjlay.de>
5080
5081         * config/avr/stdfix.h [__WITH_AVRLIBC__]: Include <stdfix-avrlibc.h>.
5082
5083 2015-02-24  Jakub Jelinek  <jakub@redhat.com>
5084
5085         PR tree-optimization/65170
5086         * wide-int.cc (wi::mul_internal): For the umul_ppmm optimization,
5087         if val[1] < 0, clear also val[2] and return 3.
5088
5089 2015-02-24  Alan Modra  <amodra@gmail.com>
5090
5091         PR target/65172
5092         * config/rs6000/rs6000.c (get_memref_parts): Only return true
5093         when *base is a reg.  Handle nested plus addresses.  Simplify
5094         pre_modify test.
5095
5096 2015-02-22  Max Filippov  <jcmvbkbc@gmail.com>
5097
5098         * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT, DATA_ALIGNMENT):
5099         use natural alignment when optimizing for size.
5100
5101 2015-02-23  Kaz Kojima  <kkojima@gcc.gnu.org>
5102
5103         PR target/65153
5104         * config/sh/sh.md (movsicc_true+3): Remove peephole.
5105         * config/sh/sh-protos.h (replace_n_hard_rtx): Don't declare.
5106         * config/sh/sh.c (replace_n_hard_rtx): Remove.
5107
5108 2015-02-23  Richard Sandiford  <richard.sandiford@arm.com>
5109
5110         PR fortran/63427
5111         * wide-int.cc (wi::from_mpz): Cope with unwrapped values that are
5112         too big for a wide_int.  Implement missing wrapping operation.
5113
5114 2015-02-23  Oleg Endo  <olegendo@gcc.gnu.org>
5115
5116         PR target/65163
5117         * config/sh/sh.md (swapbsi2, related peephole2): Use const_int -65536
5118         instead of const_int 4294901760.
5119
5120 2015-02-23  Georg-Johann Lay  <avr@gjlay.de>
5121
5122         * config/avr/t-avr: Fix typo in comment.
5123
5124 2015-02-21  Richard Sandiford  <richard.sandiford@arm.com>
5125
5126         * doc/rtl.texi (fma): Clarify documentation.
5127
5128 2015-02-20  Aldy Hernandez  <aldyh@redhat.com>
5129
5130         PR debug/58123
5131         * gimplify.c (gimplify_expr): Prefer location of TRY_FINALLY_EXPR
5132         over input_location.
5133
5134 2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>
5135
5136         * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
5137         unpack_ts_type_common_value_fields): If ACCEL_COMPILER,
5138         restrict alignments to absolute_biggest_alignment.
5139         * config/i386/i386.c (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT):
5140         Define.
5141         * doc/tm.texi.in (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT): Add.
5142         * doc/tm.texi: Regenerate.
5143         * target.def (absolute_biggest_alignment): New DEFHOOKPOD.
5144
5145 2015-02-20  Vladimir Makarov  <vmakarov@redhat.com>
5146
5147         PR target/64172
5148         * ira-color.c (color_pass): Prevent splitting multi-register pseudos.
5149
5150 2015-02-20  Richard Biener  <rguenther@suse.de>
5151
5152         PR tree-optimization/65136
5153         * tree-ssa-propagate.c: Include cfgloop.h.
5154         (replace_phi_args_in): Avoid replacing loop latch edge PHI
5155         arguments with constants.
5156
5157 2015-02-20  Jakub Jelinek  <jakub@redhat.com>
5158             Martin Liska  <mliska@suse.cz>
5159
5160         PR target/63892
5161         * ipa-icf.c (sem_function::merge): If DECL_COMDAT_GROUP (alias->decl),
5162         don't try to create_thunk if stdarg_p.  If
5163         !sem_item::target_supports_symbol_aliases_p (), similarly, and try to
5164         redirect_callers if possible.
5165         (sem_item_optimizer::execute): Call unregister_hooks here...
5166         (ipa_icf_driver): ... instead of here.
5167
5168 2015-02-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5169
5170         * config/aarch64/aarch64.md (*aarch64_lshr_sisd_or_int_<mode>3):
5171         Mark operand 0 as earlyclobber in 2nd alternative.
5172         (1st define_split below *aarch64_lshr_sisd_or_int_<mode>3):
5173         Write negated shift amount into QI lowpart operand 0 and use it
5174         in the shift step.
5175         (2nd define_split below *aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5176
5177 2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>
5178
5179         * cgraph.h (clone_function_name_1): Declare.
5180         * cgraphclones.c (clone_function_name_1): New function.
5181         (clone_function_name): Use it.
5182         * lto-partition.c: Include "stringpool.h".
5183         (must_not_rename, maybe_rewrite_identifier)
5184         (validize_symbol_for_target): New static functions.
5185         (privatize_symbol_name): Use must_not_rename.
5186         (promote_symbol): Call validize_symbol_for_target.
5187         (lto_promote_cross_file_statics): Likewise.
5188         (lto_promote_statics_nonwpa): Likewise.
5189
5190 2015-02-20  Georg-Johann Lay  <avr@gjlay.de>
5191
5192         PR target/64452
5193         * config/avr/avr.md (pushhi_insn): New insn.
5194         (push<mode>1): Push virtual regs in one chunk using pushhi1_insn.
5195
5196 2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>
5197             Jakub Jelinek  <jakub@redhat.com>
5198
5199         * tree-streamer.c (preload_common_nodes): Don't preload
5200         TI_VA_LIST* for offloading.
5201         * tree-stdarg.c (pass_stdarg::gate): Disable for ACCEL_COMPILER
5202         in_lto_p.
5203
5204 2015-02-19  John David Anglin  <danlgin@gcc.gnu.org>
5205
5206         * config/pa/pa.c (pa_emit_move_sequence): Always force
5207         (const (plus (symbol) (const_int))) to const mem.  Put REG_EQUAL
5208         note on insn.
5209
5210         * config/pa/pa.c (pa_reloc_rw_mask): New function.
5211         (TARGET_ASM_RELOC_RW_MASK): Define.
5212         (pa_cannot_force_const_mem): Revert previous change.
5213
5214 2015-02-19  Martin Jambor  <mjmabor@suse.cz>
5215             Jan Hubicka  <hubicka@ucw.cz>
5216
5217         PR ipa/65028
5218         * ipa-cp.c (propagate_alignment_accross_jump_function): Fix propagation
5219         across jump functions.
5220
5221 2015-02-19  Uros Bizjak  <ubizjak@gmail.com>
5222
5223         * config/alpha/alpha.c (alpha_in_small_data_p): Reject common symbols.
5224
5225 2015-02-19  Sandra Loosemore  <sandra@codesourcery.com>
5226
5227         * doc/extend.texi (x86 transactional memory intrinsics): Copy-edit.
5228
5229 2015-02-19  Richard Henderson  <rth@redhat.com>
5230
5231         PR middle-end/65074
5232         * varasm.c (default_binds_local_p_2): Don't test node->definition;
5233         test DECL_EXTERNAL independent of symtab_node.
5234
5235 2015-02-19  Jakub Jelinek  <jakub@redhat.com>
5236
5237         PR lto/65012
5238         * varpool.c (varpool_node::get_constructor): Return early
5239         if this->lto_file_data is NULL.
5240
5241 2015-02-19  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
5242
5243         * haifa-sched.c (enum rfs_decision, rfs_str): Remove RFS_DEBUG.
5244         (rank_for_schedule_debug): Update.
5245         (ready_sort): Make static.  Move sorting logic to ...
5246         (ready_sort_debug, ready_sort_real): New static functions.
5247         (schedule_block): Sort both debug insns and real insns in preparation
5248         for ready list trimming.  Improve debug output.
5249         * sched-int.h (ready_sort): Remove global declaration.
5250
5251 2015-02-18  Trevor Saunders  <tsaunders@mozilla.com>
5252
5253         * ipa-icf.c (sem_function::equals_private): Adjust.
5254         (sem_function::bb_dict_test): Take a vec<int> * instead of
5255         auto_vec<int>.
5256         * ipa-icf.h (bb_dict_test): Likewise.
5257
5258 2015-02-18  Jakub Jelinek  <jakub@redhat.com>
5259
5260         PR gcov-profile/64634
5261         * tree-eh.c (frob_into_branch_around): Fix up typos
5262         in function comment.
5263         (lower_catch): Put eh_seq resulting from EH lowering of
5264         the cleanup sequence after the cleanup rather than before it.
5265
5266 2015-02-18  Tom de Vries  <tom@codesourcery.com>
5267
5268         * common.opt (fstdarg-opt): New option.
5269         * tree-stdarg.c (pass_stdarg::gate): Use flag_stdarg_opt.
5270         * doc/invoke.texi (@item Optimization Options): Add -fstdarg-opt.
5271         (@item -fstdarg-opt): New item.
5272
5273 2015-02-18  H.J. Lu  <hongjiu.lu@intel.com>
5274
5275         PR target/65064
5276         * config/ia64/predicates.md (sdata_symbolic_operand): Return false
5277         for common symbols.
5278
5279 2015-02-18  Jakub Jelinek  <jakub@redhat.com>
5280
5281         * config/i386/t-intelmic (mkoffload.o): Remove dependency on
5282         insn-modes.h.
5283         (ALL_HOST_OBJS): Add mkoffload.o.
5284         * config/nvptx/t-nvptx (ALL_HOST_OBJS): Likewise.
5285
5286 2015-02-18  Jan Hubicka  <hubicka@ucw.cz>
5287
5288         * ipa-devirt.c (odr_subtypes_equivalent_p): Fix formating.
5289         (compare_virtual_tables): Be smarter about skipping typeinfos;
5290         do sane output on virtual table table mismatch.
5291         (warn_odr): Be ready for forward declarations of enums;
5292         output sane info on base mismatch and virtual table mismatch.
5293         (add_type_duplicate): Fix code choosing prevailing type; do not ICE
5294         when only one type is polymorphic.
5295         (get_odr_type): Fix hashtable corruption.
5296         (dump_odr_type): Dump mangled names.
5297
5298 2015-02-18  Richard Biener  <rguenther@suse.de>
5299
5300         PR tree-optimization/65063
5301         * tree-predcom.c (determine_unroll_factor): Return 1 if we
5302         have replaced looparound PHIs.
5303
5304 2015-02-18  Martin Liska  <mliska@suse.cz>
5305
5306         * lto-streamer.c (lto_streamer_init): Encapsulate
5307         streamer_check_handled_ts_structures with checking macro.
5308
5309 2015-02-18  Jakub Jelinek  <jakub@redhat.com>
5310
5311         PR ipa/65087
5312         * cgraphclones.c (cgraph_node::create_virtual_clone): Only copy
5313         section if !implicit_section.
5314         (cgraph_node::create_version_clone_with_body): Likewise.
5315         * trans-mem.c (ipa_tm_create_version): Likewise.
5316
5317 2015-02-18  Richard Biener  <rguenther@suse.de>
5318
5319         PR tree-optimization/62217
5320         * tree-ssa-dom.c (cprop_operand): Avoid propagating copies
5321         into BIVs.
5322
5323 2015-02-18  Marek Polacek  <polacek@redhat.com>
5324
5325         PR sanitizer/65081
5326         * ubsan.c (OBJSZ_MAX_OFFSET): Define.
5327         (ubsan_expand_objsize_ifn): Don't emit run-time check if the offset
5328         is in range [-16K, -1].  Don't issue run-time error if
5329         (ptr > ptr + offset).
5330
5331 2015-02-18  Thomas Schwinge  <thomas@codesourcery.com>
5332
5333         * doc/install.texi (nvptx-*-none): New section.
5334         * doc/invoke.texi (Nvidia PTX Options): Likewise.
5335         * config/nvptx/nvptx.opt: Update.
5336
5337         * config/nvptx/mkoffload.c (parse_env_var, free_array_of_ptrs)
5338         (access_check): New functions, copied from
5339         config/i386/intelmic-mkoffload.c.
5340         (main): For non-installed testing, look in all COMPILER_PATHs for
5341         GCC_INSTALL_NAME.
5342
5343         * config/nvptx/nvptx.h (GOMP_SELF_SPECS): Define macro.
5344
5345 2015-02-18  Andrew Pinski  <apinski@cavium.com>
5346             Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
5347
5348         * config/aarch64/aarch64.c (*aarch64_load_symref_appropriately):
5349         Check whether the destination of SYMBOL_SMALL_TPREL is Pmode.
5350
5351 2015-02-17  Jan Hubicka  <hubicka@ucw.cz>
5352
5353         * ipa-visibility.c (function_and_variable_visibility): Only
5354         check locality if node is not already local.
5355         * ipa-inline.c (want_inline_function_to_all_callers_p): Use
5356         call_for_symbol_and_aliases instead of
5357         call_for_symbol_thunks_and_aliases.
5358         (ipa_inline): Likewise.
5359         * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5360         first walk aliases.
5361         * ipa.c (symbol_table::remove_unreachable_nodes): Use
5362         call_for_symbol_and_aliases.
5363         * ipa-profile.c (ipa_propagate_frequency_data): Add function_symbol.
5364         (ipa_propagate_frequency_1): Use it; use opt_for_fn
5365         (ipa_propagate_frequency): Update.
5366         (ipa_profile): Add opt_for_fn gueards.
5367
5368 2015-02-17  Oleg Endo  <olegendo@gcc.gnu.org>
5369
5370         * config/sh/sh.opt (mcbranch-force-delay-slot): New option.
5371         * doc/invoke.texi (SH options): Document it.
5372         * config/sh/sh.c (sh_insn_length_adjustment): Check
5373         TARGET_CBRANCH_FORCE_DELAY_SLOT instead of sh_cpu_attr == CPU_SH2E.
5374
5375 2015-02-17  H.J. Lu  <hongjiu.lu@intel.com>
5376
5377         * common.opt (fipa-cp-alignment): New.
5378         * ipa-cp.c (ipcp_store_alignment_results): Check
5379         flag_ipa_cp_alignment.
5380         * opts.c (default_options_table): Enable -fipa-cp-alignment for
5381         -O2.
5382         (enable_fdo_optimizations): Set x_flag_ipa_cp_alignment.
5383         * doc/invoke.texi: Document -fipa-cp-alignment.
5384
5385 2015-02-17  Oleg Endo  <olegendo@gcc.gnu.org>
5386
5387         PR target/64793
5388         * config/sh/sh.md (cbranch define_delay): Set annulled true branch insn
5389         to nil.  Adjust comments.
5390
5391 2015-02-17  Jan Hubicka  <hubicka@ucw.cz>
5392
5393         * ipa-visibility.c (function_and_variable_visibility): Only
5394         check locality if node is not already local.
5395         * ipa-inline.c (want_inline_function_to_all_callers_p): Use
5396         call_for_symbol_and_aliases instead of
5397         call_for_symbol_thunks_and_aliases.
5398         (ipa_inline): Likewise.
5399         * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5400         first walk aliases.
5401         * ipa.c (symbol_table::remove_unreachable_nodes): Use
5402         call_for_symbol_and_aliases.
5403         * ipa-profile.c (ipa_propagate_frequency_data): Add function_symbol.
5404         (ipa_propagate_frequency_1): Use it; use opt_for_fn
5405         (ipa_propagate_frequency): Update.
5406         (ipa_profile): Add opt_for_fn guards.
5407
5408 2015-02-17  Thomas Schwinge  <thomas@codesourcery.com>
5409
5410         * config/nvptx/mkoffload.c (parse_file): Fix logic error in
5411         skipping of "strange" tokens.
5412
5413 2015-02-17  Jeff Law  <law@redhat.com>
5414
5415         * tree-vrp.c (identify_jump_threads): Use last_stmt.  Remove
5416         obsolete comment.
5417
5418 2015-02-17  James Greenhalgh  <james.greenhalgh@arm.com>
5419
5420         * haifa-sched.c (recompute_todo_spec): Treat SCHED_GROUP_P
5421         as forcing a HARD_DEP between instructions, thereby
5422         disallowing rewriting to break dependencies.
5423
5424 2015-02-16  Jan Hubicka  <hubicka@ucw.cz>
5425
5426         * symtab.c (symtab_node::verify_base): Verify body_removed->!definiton
5427         * lto-cgraph.c (lto_output_varpool_node): Do not keep definition of
5428         variables in boundary that have no inlitalizer encoded and are
5429         not aliases.
5430         * varasm.c (default_binds_local_p_2): External definitions do not
5431         count as definitions here.
5432
5433 2015-02-16  Jeff Law  <law@redhat.com>
5434
5435         PR tree-optimization/64823
5436         * tree-vrp.c (identify_jump_threads): Handle blocks with no real
5437         statements.
5438         * tree-ssa-threadedge.c (potentially_threadable_block): Allow
5439         threading through blocks with PHIs, but no statements.
5440         (thread_through_normal_block): Distinguish between blocks where
5441         we did not process all the statements and blocks with no statements.
5442
5443 2015-02-16  Jakub Jelinek  <jakub@redhat.com>
5444             James Greenhalgh  <james.greenhalgh@arm.com>
5445
5446         PR ipa/64963
5447         * cgraphclones.c (cgraph_node::create_virtual_clone): Copy
5448         section if not linkonce.  Fix up formatting.
5449         (cgraph_node::create_version_clone_with_body): Copy section.
5450         * trans-mem.c (ipa_tm_create_version): Likewise.
5451
5452 2015-02-16  Richard Biener  <rguenther@suse.de>
5453
5454         PR tree-optimization/65077
5455         * tree-ssa-structalias.c (get_constraint_for_1): Handle
5456         IMAGPART_EXPR, REALPART_EXPR and BIT_FIELD_REF.
5457         (find_func_aliases): Allow float values to carry pointers again.
5458
5459 2015-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
5460
5461         * doc/install.texi (Specific): Reorder targets list to put
5462         aarch64 in alphabetical order.  Add a link to aarch64*-*-*
5463         from the top menu.
5464
5465 2015-02-16  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
5466             David Edelsohn  <dje.gcc@gmail.com>
5467
5468         PR target/65058
5469         * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Append storage
5470         mapping class to external variable or function reference.
5471         * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Do not append storage
5472         mapping class.
5473
5474 2015-02-16  David Eelsohn  <dje.gcc@gmail.com>
5475
5476         PR target/53348
5477         * config/rs6000/rs6000.c (rs6000_declare_alias): Only use
5478         ASM_WEAKEN_DECL if defined.
5479
5480 2015-02-16  Richard Biener  <rguenther@suse.de>
5481
5482         PR lto/65015
5483         * varasm.c (default_file_start): For LTO produced units
5484         emit <artificial> as file directive.
5485
5486 2015-02-16  Richard Biener  <rguenther@suse.de>
5487
5488         PR tree-optimization/63593
5489         * tree-predcom.c (execute_pred_commoning_chain): Delay removing
5490         stmts and releasing SSA names until...
5491         (execute_pred_commoning): ... after processing all chains.
5492
5493 2015-02-16  Jan Hubicka  <hubicka@ucw.cz>
5494
5495         PR ipa/65059
5496         * ipa-comdats.c (ipa_comdats): Do not categorize thunks to
5497         external functions.
5498
5499 2015-02-15  Sandra Loosemore  <sandra@codesourcery.com>
5500
5501         * doc/bugreport.texi: Adjust section titles throughout the file
5502         to use "Title Case".
5503         * doc/extend.texi: Likewise.
5504         * doc/gcov.texi: Likewise.
5505         * doc/implement-c.texi: Likewise.
5506         * doc/implement-cxx.texi: Likewise.
5507         * doc/invoke.texi: Likewise.
5508         * doc/objc.texi: Likewise.
5509         * doc/standards.texi: Likewise.
5510         * doc/trouble.texi: Likewise.
5511
5512 2015-02-15  Jan Hubicka  <hubicka@ucw.cz>
5513
5514         * cgraph.h (symtab_node::has_aliases_p): Simplify.
5515         (symtab_node::call_for_symbol_and_aliases): Use has_aliases_p
5516         * tree.c (lookup_binfo_at_offset): Make static.
5517         (get_binfo_at_offset): Do not shadow offset; add explanatory
5518         comment.
5519
5520 2015-02-15  John David Anglin  <danglin@gcc.gnu.org>
5521
5522         * config/pa/pa.c (pa_secondary_reload): Request a secondary reload
5523         for all floading point loads and stores except those using a register
5524         index address.
5525         * config/pa/pa.md: Add new patterns to load a lo_sum DLT operand
5526         to a register.
5527
5528 2015-02-14  Jan Hubicka  <hubicka@ucw.cz>
5529
5530         * ipa-inline-analysis.c (growth_data): Add uninlinable field.
5531         (do_estimate_growth_1): Record if any uninlinable edge was seen.
5532         (estimate_growth): Handle uninlinable edges correctly.
5533         (check_callers): New.
5534         (growth_likely_positive): Handle aliases correctly.
5535
5536 2015-02-14  Jan Hubicka  <hubicka@ucw.cz>
5537
5538         * ipa-chkp.c: Use iterate_direct_aliases.
5539         * symtab.c (resolution_used_from_other_file_p): Move inline.
5540         (symtab_node::create_reference): Fix formating.
5541         (symtab_node::has_aliases_p): Move inline; use iterate_direct_aliases.
5542         (symtab_node::iterate_reference): Move inline.
5543         (symtab_node::iterate_referring): Move inline.
5544         (symtab_node::iterate_direct_aliases): Move inline.
5545         (symtab_node::used_from_object_file_p_worker): Inline into ...
5546         (symtab_node::used_from_object_file_p): ... this one; move inline.
5547         (symtab_node::call_for_symbol_and_aliases): Move inline;
5548         use iterate_direct_aliases.
5549         (symtab_node::call_for_symbol_and_aliases_1): New method.
5550         (cgraph_node::call_for_symbol_and_aliases): Move inline;
5551         use iterate_direct_aliases.
5552         (cgraph_node::call_for_symbol_and_aliases_1): New method.
5553         (varpool_node::call_for_node_and_aliases): Rename to ...
5554         (varpool_node::call_for_symbol_and_aliases): ... this one; Move inline;
5555         use iterate_direct_aliases.
5556         (varpool_node::call_for_symbol_and_aliases_1): New method.
5557         * ipa.c (ipa_single_use): Use iterate_direct_aliases.
5558         (ipa_discover_readonly_nonaddressable_var): Update.
5559         * ipa-devirt.c: Fix formating.
5560         * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_and_refs_p):
5561         Move inline.
5562         (cgraph_node::call_for_symbol_and_aliases): Move inline.
5563         (cgraph_node::call_for_symbol_and_aliases_1): New function..
5564         * cgraph.h (used_from_object_file_p_worker): Remove.
5565         (resolution_used_from_other_file_p): Move inline.
5566         (symtab_node::has_aliases_p): Move inline; use iterate_direct_aliases.
5567         (symtab_node::iterate_reference): Move inline.
5568         (symtab_node::iterate_referring): Move inline.
5569         (symtab_node::iterate_direct_aliases): Move inline.
5570         (symtab_node::used_from_object_file_p_worker): Inline into ...
5571         (symtab_node::used_from_object_file_p): Move inline.
5572         * tree-emutls.c (ipa_lower_emutls): Update.
5573         * varpool.c (varpool_node::call_for_symbol_and_aliases_1): New method.
5574         (varpool_node::call_for_node_and_aliases): Remove.
5575
5576 2015-02-14  Jakub Jelinek  <jakub@redhat.com>
5577
5578         PR tree-optimization/62209
5579         * tree-ssa-reassoc.c (update_range_test): If stmt is a PHI and
5580         op == range->exp, insert seq and gimplified code after labels
5581         instead of after the phi.
5582
5583 2015-02-13  Jeff Law  <law@redhat.com>
5584
5585         PR bootstrap/65060
5586         Revert my change for tree-optimization/64823.
5587
5588 2015-02-13  Jakub Jelinek  <jakub@redhat.com>
5589
5590         PR tree-optimization/65053
5591         * tree-ssa-phiopt.c (value_replacement): When moving assign before
5592         cond, either reset VR on lhs or set it to phi result VR.
5593
5594 2015-02-13  Jeff Law  <law@redhat.com>
5595
5596         PR tree-optimization/64823
5597         * tree-vrp.c (identify_jump_threads): Handle blocks with no statements.
5598         * tree-ssa-threadedge.c (potentially_threadable_block): Allow
5599         threading through blocks with PHIs, but no statements.
5600         (thread_through_normal_block): Distinguish between blocks where
5601         we did not process all the statements and blocks with no statements.
5602
5603         PR rtl-optimization/47477
5604         * match.pd (convert (plus/minus (convert @0) (convert @1): New
5605         simplifier to narrow arithmetic.
5606
5607 2015-02-13  Jan Hubicka  <hubicka@ucw.cz>
5608
5609         PR ipa/65028
5610         * ipa-prop.c (update_indirect_edges_after_inlining): Do not drop
5611         polymorphic call info when type is not known to be preserved.
5612
5613 2015-02-13  Maritn Jambor  <mjambor@suse.cz>
5614
5615         PR ipa/65028
5616         * ipa-inline-transform.c (mark_all_inlined_calls_cdtor): New function.
5617         (inline_call): Use it.
5618
5619 2015-02-13  Thomas Schwinge  <thomas@codesourcery.com>
5620
5621         * config/nvptx/offload.h (ACCEL_COMPILER_acc_device): Define to
5622         GOMP_DEVICE_NVIDIA_PTX.
5623
5624 2015-02-13  Jakub Jelinek  <jakub@redhat.com>
5625
5626         PR ipa/65034
5627         * stmt.c (emit_case_nodes): Use void_type_node instead of
5628         NULL_TREE as LABEL_DECL type.
5629
5630 2015-02-13  John David Anglin  <danglin@gcc.gnu.org>
5631
5632         * config/pa/constraints.md: Change "Q" and "T" constraints to memory
5633         constraints.
5634         * config/pa/pa.c (pa_cannot_force_const_mem): Don't allow constant
5635         symbolic references to data to be forced to constant memory on the
5636         SOM target.
5637
5638 2015-02-13  Ilya Enkovich  <ilya.enkovich@intel.com>
5639
5640         PR tree-optimization/65002
5641         * tree-cfg.c (pass_data_fixup_cfg): Don't update
5642         SSA on start.
5643         * tree-sra.c (some_callers_have_no_vuse_p): New.
5644         (ipa_early_sra): Reject functions whose callers
5645         assume function is read only.
5646
5647 2015-02-13  Richard Biener  <rguenther@suse.de>
5648
5649         PR lto/65015
5650         * dwarf2out.c (dwarf2out_finish): Use <artificial> as DW_AT_name
5651         for LTO produced CUs.
5652
5653 2015-02-13  Bin Cheng  <bin.cheng@arm.com>
5654
5655         PR tree-optimization/64705
5656         * tree-ssa-loop-niter.h (expand_simple_operations): New parameter.
5657         * tree-ssa-loop-niter.c (expand_simple_operations): New parameter.
5658         * tree-ssa-loop-ivopts.c (extract_single_var_from_expr): New.
5659         (find_bivs, find_givs_in_stmt_scev): Pass new argument to
5660         expand_simple_operations.
5661
5662 2015-02-13  H.J. Lu  <hongjiu.lu@intel.com>
5663             Richard Henderson  <rth@redhat.com>
5664
5665         PR rtl/32219
5666         * cgraphunit.c (cgraph_node::finalize_function): Set definition
5667         before notice_global_symbol.
5668         (varpool_node::finalize_decl): Likewise.
5669         * varasm.c (default_binds_local_p_2): Rename from
5670         default_binds_local_p_1, add weak_dominate argument.  Use direct
5671         returns instead of assigning to local variable.  Unify varpool and
5672         cgraph paths via symtab_node.  Reject undef weak variables before
5673         testing visibility.  Reorder tests for simplicity.
5674         (default_binds_local_p): Use default_binds_local_p_2.
5675         (default_binds_local_p_1): Likewise.
5676         (decl_binds_to_current_def_p): Unify varpool and cgraph paths
5677         via symtab_node.
5678         (default_elf_asm_output_external): Emit visibility when specified.
5679
5680 2015-02-13  Alan Modra  <amodra@gmail.com>
5681
5682         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Fix typo in
5683         code setting up r11 for out-of-line fp restore.
5684
5685 2015-02-13  Eric Botcazou  <ebotcazou@adacore.com>
5686
5687         * config/visium/visium.opt (msv-mode): Add RejectNegative and Report.
5688         (muser-mode): Likewise.
5689
5690 2015-02-13  Alan Modra  <amodra@gmail.com>
5691
5692         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Use addsi3_carry
5693         or adddi3_carry when restoring frame_reg_rtx from r0 after restvr.
5694
5695 2015-02-12  David Howells  <dhowells@redhat.com>
5696
5697         * tree-sra.c (dump_dereferences_table): Avoid -Wformat-security
5698         warning.
5699         * tree-ssa-uninit.c (dump_predicates): Likewise.
5700         * opts.c (print_filtered_help): Likewise.
5701
5702 2015-02-12  Jakub Jelinek  <jakub@redhat.com>
5703
5704         * dwarf2out.c (output_die): Use "%s", name instead of name to
5705         avoid -Wformat-security warning.
5706
5707         * dwarf2asm.c (dw2_asm_output_vms_delta): Only define
5708         if ASM_OUTPUT_DWARF_VMS_DELTA is defined.
5709         * dwarf2out.c (output_die): Use dw2_asm_output_vms_delta
5710         only if ASM_OUTPUT_DWARF_VMS_DELTA is defined.
5711
5712 2015-02-12  Jason Merrill  <jason@redhat.com>
5713
5714         * common.opt (-flifetime-dse): New.
5715
5716 2015-02-12  Jakub Jelinek  <jakub@redhat.com>
5717
5718         PR sanitizer/65019
5719         * ubsan.c (ubsan_expand_objsize_ifn): Always return true.
5720
5721         PR tree-optimization/65014
5722         * fold-const.c (fold_binary_loc): When creating {L,R}ROTATE_EXPR,
5723         use original second operand of arg0 or arg1 instead of
5724         that adjusted by STRIP_NOPS.
5725
5726 2015-02-11  Jeff Law  <law@redhat.com>
5727
5728         PR target/63347
5729         * haifa-sched.c (prune_ready_list): If we have a SCHED_GROUP_P insn
5730         that needs to be queued, just queue it for a single cycle.
5731
5732 2015-02-11  Jan Hubicka  <hubicka@ucw.cz>
5733
5734         * ipa.c (symbol_table::remove_unreachable_nodes): Avoid releasing
5735         bodies of thunks; comment on why.
5736         * symtab.c (symtab_node::get_partitioning_class): Aliases of extern
5737         symbols are extern.
5738
5739 2015-02-11  Richard Henderson  <rth@redhat.com>
5740
5741         PR sanitize/65000
5742         * tree-eh.c (mark_reachable_handlers): Mark source and destination
5743         regions of __builtin_eh_copy_values.
5744
5745 2015-02-11  Jakub Jelinek  <jakub@redhat.com>
5746
5747         PR middle-end/65003
5748         * varasm.c (place_block_symbol): Assert that DECL_RTL of the
5749         ultimate alias is MEM with SYMBOL_REF satisfying
5750         SYMBOL_REF_HAS_BLOCK_INFO_P as its operand.  Don't pass the MEM
5751         to place_block_symbol, but instead pass the SYMBOL_REF operand of it.
5752
5753 2015-02-11  Thomas Schwinge  <thomas@codesourcery.com>
5754
5755         * config/nvptx/mkoffload.c: Include "diagnostic.h" instead of
5756         "diagnostic-core.h".
5757         (main): Initialize progname, and call diagnostic_initialize.
5758
5759         * config/nvptx/mkoffload.c (process): Refer to __OFFLOAD_TABLE__
5760         instead of __OPENMP_TARGET__.
5761
5762         * config/nvptx/mkoffload.c: Include "gomp-constants.h".
5763         (process): Use its GOMP_DEVICE_NVIDIA_PTX instead of (wrongly)
5764         hard-coding PTX_ID.
5765
5766 2015-02-11  H.J. Lu  <hongjiu.lu@intel.com>
5767
5768         * doc/sourcebuild.texi (pie_enabled): Document.
5769
5770 2015-02-11  Martin Liska  <mliska@suse.cz>
5771
5772         PR ipa/64813
5773         * cgraphunit.c (cgraph_node::expand_thunk): Do not create
5774         a return value for call to a function that is noreturn.
5775
5776 2015-02-11  Richard Biener  <rguenther@suse.de>
5777
5778         PR lto/65015
5779         * dwarf2out.c (gen_producer_string): Drop -fltrans-output-list
5780         and -fresolution.
5781
5782 2015-02-11  Andrew Pinski  <apinski@cavium.com>
5783
5784         PR target/64893
5785         * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
5786         Change the first argument type to size_type_node and add another
5787         size_type_node.
5788         (aarch64_simd_expand_builtin): Handle the new argument to
5789         AARCH64_SIMD_BUILTIN_LANE_CHECK and don't ICE but rather
5790         print an out when the first two arguments are not
5791         nonzero integer constants.
5792         * config/aarch64/arm_neon.h (__AARCH64_LANE_CHECK):
5793         Pass the sizeof directly to __builtin_aarch64_im_lane_boundsi.
5794
5795 2015-02-11  Jakub Jelinek  <jakub@redhat.com>
5796
5797         PR target/61925
5798         * config/i386/i386.c (ix86_reset_to_default_globals): Removed.
5799         (ix86_reset_previous_fndecl): Restore it here, unconditionally.
5800         (ix86_set_current_function): Rewritten.
5801         (ix86_add_new_builtins): Temporarily clear current_target_pragma
5802         when creating builtin fndecls.
5803
5804 2015-02-10  Jan Hubicka  <hubicka@ucw.cz>
5805
5806         PR ipa/65005
5807         * ipa-visibility.c (cgraph_node::non_local_p): Turn into static
5808         function.
5809         * symtab.c (symtab_node::verify_base): Remove check that non-definitions
5810         have no comdat group.
5811         * lto-cgraph.c (lto_output_node): Always output thunk and alias info.
5812         (lto_output_varpool_node): Always output alias info.
5813         (output_refs): Output refs of boundary aliases, too.
5814         (compute_ltrans_boundary): Add alias and thunk target into boundaries.
5815         (output_symtab): Output call eges in thunks in boundary.
5816         (get_alias_symbol): Remove.
5817         (input_node, input_varpool_node): Do not special case weakrefs.
5818         * ipa.c (symbol_table::remove_unreachable_nodes): Do not remove
5819         alias and thunks targets in the boundary; do not take removed symbols
5820         from their comdat groups.
5821         * cgraph.c (cgraph_node::local_info): Look through aliases and thunks.
5822         (cgraph_node::global_info): Remove.
5823         (cgraph_node::rtl_info): Look through aliases and thunks.
5824         * cgrpah.h (global_info): Remove.
5825         (non_local_p): Remove.
5826
5827 2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
5828             Sandra Loosemore  <sandra@codesourcery.com>
5829
5830         * doc/invoke.texi (x86 Options [-masm=dialect]): Add cross-references
5831         to inline asm.  List dialects in proper order.
5832
5833 2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
5834             Sandra Loosemore  <sandra@codesourcery.com>
5835
5836         * doc/extend.texi (Loop-Specific Pragmas): Fix grammar error.
5837
5838 2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
5839
5840         * doc/extend.texi (Symbol-Renaming Pragmas): Restore (slightly
5841         modified) reference to Solaris.
5842
5843 2015-02-10  Sandra Loosemore  <sandra@codesourcery.com>
5844
5845         * doc/extend.texi (Extended Asm): Fix typos.
5846
5847 2015-02-10  Jakub Jelinek  <jakub@redhat.com>
5848
5849         PR sanitizer/65004
5850         * ubsan.c (ubsan_expand_vptr_ifn): Always return true.
5851
5852 2015-02-10  Oleg Endo  <olegendo@gcc.gnu.org>
5853
5854         PR target/64661
5855         * config/sh/sh-protos.h (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5856         TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5857         TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Add parentheses.
5858         * config/sh/constraints.md (Ara, Add): New constraints.
5859         * config/sh/sync.md (atomic_mem_operand_0, atomic_mem_operand_1): New
5860         predicates.
5861         (atomic_compare_and_swap<mode>, atomic_exchange<mode>): Use
5862         atomic_mem_operand_0.  Don't use force_reg on the memory address.
5863         (atomic_compare_and_swapsi_hard): Use atomic_mem_operand_0 predicate and
5864         Sra constraint.  Convert to insn_and_split.  Add workaround for
5865         PR 64974.
5866         (atomic_compare_and_swap<mode>_hard): Copy to
5867         atomic_compare_and_swap<mode>_hard_1.  Convert to insn_and_split.
5868         Use atomic_mem_operand_0 predicate.
5869         (atomic_compare_and_swap<mode>_soft_gusa,
5870         atomic_exchange<mode>_soft_gusa): Use atomic_mem_operand_0 predicate and
5871         AraAdd constraints.
5872         (atomic_compare_and_swap<mode>_soft_tcb,
5873         atomic_compare_and_swap<mode>_soft_imask,
5874         atomic_exchange<mode>_soft_tcb, atomic_exchange<mode>_soft_imask): Use
5875         atomic_mem_operand_0 predicate and SraSdd constraints.
5876         (atomic_exchangesi_hard) Use atomic_mem_operand_0 predicate and Sra
5877         constraint.
5878         (atomic_exchange<mode>_hard): Copy to atomic_exchange<mode>_hard_1.
5879         Convert to insn_and_split.  Use atomic_mem_operand_0 predicate.
5880         (atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
5881         atomic_<fetchop_name>_fetch<mode>): Use atomic_mem_operand_1.  Don't use
5882         force_reg on the memory address.
5883         (atomic_fetch_<fetchop_name>si_hard, atomic_fetch_notsi_hard,
5884         atomic_fetch_nandsi_hard, atomic_<fetchop_name>_fetchsi_hard,
5885         atomic_not_fetchsi_hard, atomic_nand_fetchsi_hard): Use
5886         atomic_mem_operand_1 predicate and Sra constraint.
5887         (atomic_fetch_<fetchop_name><mode>_hard): Copy to
5888         atomic_fetch_<fetchop_name><mode>_hard_1.  Convert to insn_and_split.
5889         Use atomic_mem_operand_1 predicate.
5890         (atomic_<fetchop_name><mode>_hard): Copy to
5891         atomic_<fetchop_name><mode>_hard_1.  Convert to insn_and_split.
5892         Use atomic_mem_operand_1 predicate.
5893         (atomic_fetch_nand<mode>_hard): Copy to atomic_fetch_nand<mode>_hard_1.
5894         Convert to insn_and_split.  Use atomic_mem_operand_1 predicate.
5895         (atomic_nand<mode>_hard): Copy to atomic_nand<mode>_hard_1.  Convert to
5896         insn_and_split.  Use atomic_mem_operand_1 predicate.
5897         (atomic_<fetchop_name>_fetch<mode>_hard): Copy to
5898         atomic_<fetchop_name>_fetch<mode>_hard_1.  Convert to insn_and_split.
5899         Use atomic_mem_operand_1 predicate.
5900         (atomic_nand_fetch<mode>_hard): Copy to atomic_nand_fetch<mode>_hard_1.
5901         Convert to insn_and_split.  Use atomic_mem_operand_1 predicate.
5902         (atomic_fetch_not<mode>_hard, atomic_not_fetch<mode>_hard): Replace mems
5903         in generated insn with original mem operand before emitting the insn.
5904         (atomic_fetch_<fetchop_name><mode>_soft_gusa,
5905         atomic_fetch_not<mode>_soft_gusa, atomic_fetch_nand<mode>_soft_gusa,
5906         atomic_<fetchop_name>_fetch<mode>_soft_gusa,
5907         atomic_not_fetch<mode>_soft_gusa, atomic_nand_fetch<mode>_soft_gusa):
5908         Use atomic_mem_operand_1 predicate and AraAdd constraints.
5909         (atomic_fetch_<fetchop_name><mode>_soft_tcb,
5910         atomic_<fetchop_name><mode>_soft_tcb, atomic_fetch_not<mode>_soft_tcb,
5911         atomic_not<mode>_soft_tcb, atomic_fetch_<fetchop_name><mode>_soft_imask,
5912         atomic_fetch_not<mode>_soft_imask, atomic_fetch_nand<mode>_soft_tcb,
5913         atomic_nand<mode>_soft_tcb, atomic_fetch_nand<mode>_soft_imask,
5914         atomic_<fetchop_name>_fetch<mode>_soft_tcb,
5915         atomic_not_fetch<mode>_soft_tcb,
5916         atomic_<fetchop_name>_fetch<mode>_soft_imask,
5917         atomic_not_fetch<mode>_soft_imask, atomic_nand_fetch<mode>,
5918         atomic_nand_fetch<mode>_soft_tcb, atomic_nand_fetch<mode>_soft_imask):
5919         Use atomic_mem_operand_1 predicate and SraSdd constraints.
5920
5921 2015-02-10  Uros Bizjak  <ubizjak@gmail.com>
5922
5923         * config/alpha/alpha.md (reload_out<mode>_aligned): Make operands 2
5924         and 3 earlyclobber operands.
5925
5926 2015-02-10  Jan Hubicka  <hubicka@ucw.cz>
5927
5928         * common.opt (fstack-reuse): Mark as optimization.
5929
5930 2015-02-10  Jan Hubicka  <hubicka@ucw.cz>
5931
5932         PR ipa/64982
5933         * cgraphunit.c (cgraph_node::expand_thunk): Look for stdarg thunks.
5934
5935 2015-02-10  Trevor Saunders  <tsaunders@mozilla.com>
5936
5937         PR tree-optimization/64326
5938         * cfghooks.c (make_forwarder_block): Cap frequency of created block.
5939
5940 2015-02-10  Rainer Emrich  <rainer@emrich-ebersheim.de>
5941
5942         PR gcov-profile/61889
5943         * gcov-tool.c: Remove wrong #if !defined(_WIN32)
5944
5945 2015-02-10  Richard Biener  <rguenther@suse.de>
5946
5947         PR tree-optimization/64995
5948         * tree-ssa-sccvn.c (set_ssa_val_to): Assert that the
5949         value we use is final.
5950         (visit_reference_op_store): Always valueize op.
5951         (visit_use): Properly valueize vuses.
5952
5953 2015-02-10  Richard Biener  <rguenther@suse.de>
5954
5955         PR tree-optimization/64909
5956         * tree-vect-loop.c (vect_estimate_min_profitable_iters): Properly
5957         pass a scalar-stmt count estimate to the cost model.
5958         * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
5959
5960 2015-02-10  Alexander Monakov  <amonakov@ispras.ru>
5961
5962         * doc/invoke.texi (-fvar-tracking-assignments): Clarify that VTA is
5963         enabled by default together with var-tracking.
5964
5965 2015-02-10  Nick Clifton  <nickc@redhat.com>
5966
5967         * config/rl78/rl78.c: Remove DIV attribute code accidentally
5968         included in previous rl78 commit.
5969
5970 2015-02-10  Richard Biener  <rguenther@suse.de>
5971
5972         * tree-streamer.h (streamer_read_tree_bitfields): Adjust.
5973         * tree-streamer-in.c (streamer_read_tree_bitfields): Do not
5974         return the bitpack.
5975
5976 2015-02-09  Trevor Saunders  <tsaunders@mozilla.com>
5977
5978         PR gcov-profile/61889
5979         * config.in: regenerate.
5980         * configure.in: Likewise.
5981         * configure.ac: Check for ftw.h.
5982         * gcov-tool.c: Check for ftw.h before using nftw.
5983
5984 2015-02-09  Trevor Saunders  <tsaunders@mozilla.com>
5985
5986         PR lto/64076
5987         * ipa-visibility.c (update_visibility_by_resolution_info): Only
5988         assert when not in lto mode.
5989
5990 2015-02-09  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>
5991
5992         * ira-color.c (setup_left_conflict_sizes_p): Simplify
5993         initialization/assignment of conflict_size.
5994
5995 2015-02-09  Jan Hubicka  <hubicka@ucw.cz>
5996
5997         PR ipa/64978
5998         * ipa-cp.c (gather_caller_stats): Skip thunks.
5999         (propagate_constants_topo): Skip aliases.
6000
6001 2015-02-09  Kaz Kojima  <kkojima@gcc.gnu.org>
6002
6003         PR target/64761
6004         * config/sh/sh.c (sh_option_override): Don't change
6005         -freorder-blocks-and-partition to -freorder-blocks even when
6006         unwinding is enabled.
6007         (sh_can_follow_jump): Return false if the followee jump is
6008         a crossing jump when -freorder-blocks-and-partition is specified.
6009         * config/sh/sh.md (*jump_compact_crossing): New insn.
6010
6011 2015-02-09  Joern Rennecke  <joern.rennecke@embecosm.com>
6012             Kaz Kojima  <kkojima@gcc.gnu.org>
6013
6014         PR target/64761
6015         * config/sh/sh-protos.h (sh_can_redirect_branch): Don't declare.
6016         * config/sh/sh.c (TARGET_CAN_FOLLOW_JUMP): Redefine.
6017         (sh_can_redirect_branch): Rename to ...
6018         (sh_can_follow_jump): ... this.  Constify argument types.
6019         * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): Don't define.
6020         * doc/tm.texi.in (MD_CAN_REDIRECT_BRANCH): Remove documentation.
6021         * reorg.c (steal_delay_list_from_target): Use targetm.can_follow_jump.
6022         * doc/tm.texi: Regenerate.
6023
6024 2015-02-09  Jakub Jelinek  <jakub@redhat.com>
6025
6026         PR sanitizer/64981
6027         * builtins.c (expand_builtin): Call targetm.expand_builtin
6028         for BUILT_IN_MD builtins regardless of asan_intercepted_p.
6029
6030 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6031
6032         PR ipa/61548
6033         * tree-emutls.c (ipa_lower_emutls): Avoid duplicates in TLS_VARS.
6034
6035 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6036
6037         PR ipa/63566
6038         * ipa-icf.c (set_local): New function.
6039         (sem_function::merge): Use it.
6040
6041 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6042
6043         * ipa-devirt.c (odr_types_equivalent_p): Fix formating.
6044         (add_type_duplicate): Fix comparison of BINFOs.
6045
6046 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6047
6048         * ipa-polymorphic-call.c (ipa_polymorphic_call_context): Avoid ICE
6049         on getting VOID pointer.
6050
6051 2015-02-09  Jakub Jelinek  <jakub@redhat.com>
6052
6053         PR target/64979
6054         * tree-stdarg.c (pass_stdarg::execute): Scan phi node args for
6055         va_list escapes.
6056
6057 2015-02-09  Richard Biener  <rguenther@suse.de>
6058
6059         * genmatch.c (replace_id): Copy expr_type.
6060
6061 2015-02-09  Richard Biener  <rguenther@suse.de>
6062
6063         * tree-streamer.h (streamer_pack_tree_bitfields): Remove.
6064         (streamer_write_tree_bitfields): Declare.
6065         * tree-streamer-in.c (unpack_ts_base_value_fields): Inline,
6066         properly unpack padding.
6067         (unpack_value_fields): Inline ...
6068         (streamer_read_tree_bitfields): ... here.
6069         * tree-streamer-out.c (pack_ts_base_value_fields): Inline
6070         and properly add padding bits.
6071         (streamer_pack_tree_bitfields): Fold into ...
6072         (streamer_write_tree_bitfields): ... this new function,
6073         exposing the bitpack object.
6074         * lto-streamer-out.c (lto_write_tree_1): Call
6075         streamer_write_tree_bitfields.
6076
6077 2015-02-09  Richard Biener  <rguenther@suse.de>
6078
6079         PR tree-optimization/54000
6080         * tree-ssa-looo-ivopts.c: Include tree-vectorizer.h.
6081         (struct ivopts_data): Add loop_loc member.
6082         (tree_ssa_iv_optimize_loop): Dump loop location.
6083         (create_new_ivs): Likewise, also dump number of IVs generated.
6084
6085 2015-02-09  Martin Liska  <mliska@suse.cz>
6086
6087         * ipa-icf.c (sem_item_optimizer::register_hooks): Register hooks
6088         just if not yet registered.
6089         (ipa_icf_generate_summary): Register callgraph hooks.
6090
6091 2015-02-08  Andrew Pinski  <apinski@cavium.com>
6092
6093         * config/aarch64/aarch64.c (gty_dummy): Delete.
6094
6095 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6096
6097         PR ipa/63566
6098         * ipa-visibility.c (cgraph_node::non_local_p): Accept aliases.
6099         (cgraph_node::local_p): Remove thunk related FIXME.
6100
6101 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6102
6103         PR ipa/63566
6104         * i386.c (ix86_function_regparm): Look through aliases to see if callee
6105         is local and optimized.
6106         (ix86_function_sseregparm): Likewise; also use target's SSE math
6107         settings; error out instead of silently generating wrong code
6108         on mismatches.
6109         (init_cumulative_args): Look through aliases.
6110
6111 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6112
6113         PR ipa/63566
6114         * ipa-split.c (execute_split_functions): Split if function has aliases.
6115
6116 2015-02-08  Jan Hubicka  <hubicka@ucw.cz>
6117
6118         PR ipa/63566
6119         * cgraphunit.c (cgraph_node::analyze): Be sure target of thunk is
6120         aliases before trying to expand it.
6121         (cgraph_node::expand_thunk): Fix formating.
6122
6123 2015-02-07  Sandra Loosemore  <sandra@codesourcery.com>
6124
6125         * doc/extend.texi (Function Attributes [naked]): Copy-edit.
6126         (Using Assembly Language with C): Expand introduction.
6127         (Basic Asm): Copy-edit.  Add more information about uses of
6128         basic asm.
6129         (Extended Asm): Copy-edit.  Document new escape syntax and
6130         %l[label] syntax.
6131         (Global Reg Vars): Copy-edit.
6132         (Local Reg Vars): Likewise.
6133
6134 2015-02-06  David Edelsohn  <dje.gcc@gmail.com>
6135
6136         PR debug/2714
6137         PR bootstrap/64256
6138         * xcoffout.h (DBX_CONTIN_LENGTH): Define as 16384.
6139         (DBX_CONTIN_CHAR): Define.
6140
6141 2015-02-06  Sebastian Pop  <s.pop@samsung.com>
6142             Brian Rzycki  <b.rzycki@samsung.com>
6143
6144         PR tree-optimization/64878
6145         * tree-ssa-threadedge.c: Include tree-ssa-loop.h.
6146         (fsm_find_control_statement_thread_paths): Add parameter seen_loop_phi.
6147         Stop recursion at loop phi nodes after having visited a loop phi node.
6148
6149 2015-02-06  Jakub Jelinek  <jakub@redhat.com>
6150
6151         * toplev.c (process_options): Change flag_ipa_ra before creating
6152         optimization_{default,current}_node.
6153
6154         PR ipa/64896
6155         * cgraphunit.c (cgraph_node::expand_thunk): If
6156         restype is not is_gimple_reg_type nor the thunk_fndecl
6157         returns aggregate_value_p, set restmp to a temporary variable
6158         instead of resdecl.
6159
6160 2015-02-06  Vladimir Makarov  <vmakarov@redhat.com>
6161
6162         * lra.c (lra_emit_add): Fix a typo in using disp instead of base.
6163
6164 2015-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
6165
6166         PR target/64205
6167         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
6168         add a general secondary reload handler for SDmode, unless we have
6169         both read/write support for SDmode.
6170
6171 2015-02-06  Jakub Jelinek  <jakub@redhat.com>
6172
6173         PR middle-end/64937
6174         * dwarf2out.c (set_block_abstract_flags, set_decl_abstract_flags):
6175         Replace setting argument with abstract_vec, always set BLOCK_ABSTRACT
6176         or DECL_ABSTRACT_P flags to 1 rather than to setting, and if it wasn't
6177         1 before, push it to abstract_vec.
6178         (dwarf2out_abstract_function): Adjust caller.  Don't call
6179         set_decl_abstract_flags second time, instead clear BLOCK_ABSTRACT or
6180         DECL_ABSTRACT_P flags for all abstract_vec elts.
6181
6182 2015-02-06  Renlin Li  <renlin.li@arm.com>
6183
6184         * tree-ssa-forwprop.c (execute): Keep location info while rewrite
6185         complex gimple.
6186         * tree-ssa.c (execute_update_addresses_taken): Likewise.
6187
6188 2015-02-06  Jeff Law  <law@redhat.com>
6189
6190         PR target/64889
6191         * config/h8300/h8300.c (push): New argument "in_prologue".
6192         Pass "in_prologue" along to "F".
6193         (h8300_push_pop): Corresponding changes.
6194         (h8300_expand_prologue): Likewise.
6195         (h8300_swap_into_er6): Likewise.  Do not set RTX_FRAME_RELATED_P.
6196
6197 2015-02-06  Jakub Jelinek  <jakub@redhat.com>
6198
6199         PR rtl-optimization/64957
6200         PR debug/64817
6201         * simplify-rtx.c (simplify_binary_operation_1): Use ~cval for
6202         IOR rather than for AND.
6203
6204 2015-02-06  Eric Botcazou  <ebotcazou@adacore.com>
6205
6206         PR target/62631
6207         * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Use the mininum of costs
6208         of shift-add and (add + shift) operations.  Rename local variable.
6209
6210 2015-02-05  Jeff Law  <law@redhat.com>
6211
6212         PR target/17306
6213         * config/h8300/constraints.md (U): Correctly dectect
6214         "eightbit_data" memory addresses.
6215         * config/h8300/h8300.c (eightbit_constant_address_p): Also
6216         handle (const (plus (symbol_ref (x)))) where x is declared
6217         as an 8-bit data memory address.
6218         * config/h8300/h8300.md (call, call_value): Correctly detect
6219         "funcvec" functions.
6220
6221         PR target/43264
6222         * config/h8300/h8300.c (get_shift_alg): Fix ASHIFTRT by
6223         24 to 28 bits for the H8/300.
6224
6225 2015-02-06  Alan Modra  <amodra@gmail.com>
6226
6227         PR target/64876
6228         * config/rs6000/rs6000.c (chain_already_loaded): New function.
6229         (rs6000_call_aix): Use it.
6230
6231 2015-02-05  Jan Hubicka <hubicka@ucw.cz>
6232
6233         * ipa-cp.c (ipa_value_from_jfunc, ipa_context_from_jfunc): Add bounds
6234         check.
6235
6236 2015-02-05  Joern Rennecke  <joern.rennecke@embecosm.com>
6237
6238         * config/h8300/constraints.md ("U" constraint): Use strict
6239         variant of REG_OK_FOR_BASE_P after reload has started.
6240
6241 2015-02-04  Mantas Mikaitis  <mantas.mikaitis@arm.com>
6242
6243         * config/arm/arm.h (TARGET_NEON_FP): Removed conditional definition,
6244         define to zero if !TARGET_NEON.
6245         (TARGET_ARM_FP): Added !TARGET_SOFT_FLOAT into conditional definition.
6246
6247 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6248             Trevor Saunders  <tsaunders@mozilla.com>
6249
6250         PR ipa/61548
6251         * tree-emultls.c (new_emutls_decl): Resolve alias after creating it.
6252
6253 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6254
6255         PR ipa/61548
6256         * ipa.c (symbol_table::remove_unreachable_nodes): Fix ordering issue
6257         when removing varpool nodes.
6258
6259 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6260
6261         PR ipa/61548
6262         * varpool.c (varpool_node::remove): Fix order of variables.
6263
6264 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6265
6266         PR ipa/64686
6267         * ipa-inline.c (inline_small_functions): Fix ordering issue between
6268         speculation resolution and key updates.
6269
6270 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6271
6272         * ipa-prop.c (update_indirect_edges_after_inlining): By more careful
6273         about not letting any speculative edges unupdated.
6274
6275 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6276
6277         PR gcov/64123
6278         * gcov-io.c (gcov_var): Export.
6279
6280 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6281
6282         PR middle-end/64922
6283         * ipa-prop.c (update_indirect_edges_after_inlining): Correctly update
6284         edges that become speculative.
6285
6286 2015-02-04  Jakub Jelinek  <jakub@redhat.com>
6287
6288         * dwarf2out.c (is_fortran): Also return true for DW_LANG_Fortran03
6289         or DW_LANG_Fortran08.
6290         (lower_bound_default): Return 1 for DW_LANG_Fortran03 or
6291         DW_LANG_Fortran08.
6292         (gen_compile_unit_die): Handle "GNU Fortran2003" and
6293         "GNU Fortran2008" language strings.
6294         * dbxout.c (get_lang_number): Use lang_GNU_Fortran.
6295         * langhooks.h (lang_GNU_Fortran): New prototype.
6296         * langhooks.c (lang_GNU_Fortran): New function.
6297         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use
6298         lang_GNU_Fortran.
6299
6300 2015-02-04  Eric Botcazou  <ebotcazou@adacore.com>
6301
6302         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P): Fix off-by-one error.
6303         (RTX_OK_FOR_OLO10_P): Likewise.
6304
6305 2015-02-04  Eric Botcazou  <ebotcazou@adacore.com>
6306
6307         * tree-ssa-loop-ivopts.c (get_address_cost): Use right mode for offset.
6308
6309 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
6310
6311         PR middle-end/64922
6312         * gimple.c: Include gimple-ssa.h.
6313         (maybe_remove_unused_call_args): New function.
6314         * gimple.h (maybe_remove_unused_call_args): Declare.
6315         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6316         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Likewise.
6317         * gimple-fold.c (gimple_fold_call): Likewise.
6318
6319 2015-02-04  H.J. Lu  <hongjiu.lu@intel.com>
6320
6321         PR rtl-optimization/64905
6322         * lra-eliminations.c (setup_can_eliminate): Clear hard frame
6323         pointer alignment if it isn't needed.
6324
6325 2015-02-04  Matthew Wahab  <matthew.wahab@arm.com>
6326
6327         * config/aarch64/aarch64-cores.def: Add cortex-a72 and
6328         cortex-a72.cortex-a53.
6329         * config/aarch64/aarch64-tune.md: Regenerate.
6330         * doc/invoke.texi (AArch64 Options/-mtune): Add "cortex-a72".
6331
6332 2015-02-04  Nick Clifton  <nickc@redhat.com>
6333
6334         * config/rl78/rl78.c (rl78_note_reg_set): Note the use of REGs
6335         inside a MEM.
6336
6337 2015-02-04  Jakub Jelinek  <jakub@redhat.com>
6338
6339         * builtins.def (DEF_BUILTIN_CHKP): Define if not defined.
6340         (DEF_LIB_BUILTIN_CHKP, DEF_EXT_LIB_BUILTIN_CHKP): Redefine.
6341         (DEF_CHKP_BUILTIN): Define using DEF_BUILTIN_CHKP instead
6342         of DEF_BUILTIN.
6343         (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET, BUILT_IN_STRCAT,
6344         BUILT_IN_STRCHR, BUILT_IN_STRCPY, BUILT_IN_STRLEN): Use
6345         DEF_LIB_BUILTIN_CHKP macro instead of DEF_LIB_BUILTIN.
6346         (BUILT_IN_MEMCPY_CHK, BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK,
6347         BUILT_IN_MEMPCPY, BUILT_IN_MEMSET_CHK, BUILT_IN_STPCPY_CHK,
6348         BUILT_IN_STPCPY, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK): Use
6349         DEF_EXT_LIB_BUILTIN_CHKP macro instead of DEF_EXT_LIB_BUILTIN.
6350         * tree-core.h (enum built_in_function): In between
6351         BEGIN_CHKP_BUILTINS and END_CHKP_BUILTINS only define enum values
6352         for builtins that use DEF_BUILTIN_CHKP macro.
6353
6354 2015-02-04  Alexandre Oliva <aoliva@redhat.com>
6355
6356         PR debug/64817
6357         * cfgexpand.c (expand_debug_expr): Compute unsignedp from
6358         operands for tcc_comparison exprs.  Fix typos.
6359
6360         PR debug/64817
6361         * simplify-rtx.c (simplify_binary_operation_1): Simplify one
6362         of two XORs that have an intervening AND or IOR.
6363
6364         PR debug/64817
6365         * simplify-rtx.c (simplify_binary_operation_1): Rewrite
6366         simplification of XOR of AND to not allocate new rtx before
6367         committing to a simplification.
6368
6369 2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6370
6371         * config/aarch64/aarch64-ldpstp.md: Use std::swap instead of
6372         manual swaps in all peepholes.
6373
6374 2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6375
6376         * config/aarch64/aarch64.c (aarch64_evpc_ext): Use std::swap instead
6377         of manual swapping implementation.
6378         (aarch64_expand_vec_perm_const_1): Likewise.
6379
6380 2015-02-04  James Greenhalgh <james.greenhalgh@arm.com>
6381
6382         * config/aarch64/aarch64.c (NAMED_PARAM): Delete it.
6383         (generic_addrcost_table): Remove NAMED_PARAM.
6384         (cortexa57_addrcost_table): Likewise.
6385         (xgene1_addrcost_table): Likewise.
6386         (generic_regmove_table): Likewise.
6387         (cortexa53_regmove_table): Likewise.
6388         (xgene1_regmove_table): Likewise.
6389         (generic_vector_table): Likewise.
6390         (cortexa57_vector_table): Likewise.
6391         (xgene1_vector_table): Likewise.
6392         (generic_tunings): Likewise.
6393         (cortexa53_tunings): Likewise.
6394         (cortexa57_tunings): Likewise.
6395         (xgene1_tunings): Likewise.
6396
6397 2015-02-04  Matthew Wahab  <matthew.wahab@arm.com>
6398
6399         * config/arm/arm-cores.def: Add cortex-a72 and
6400         cortex-a72.cortex-a53.
6401         * config/arm/bpabi.h (BE8_LINK_SPEC): Likewise.
6402         * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6403         * config/arm/arm-tune.md: Regenerate.
6404         * config/arm/arm-tables.opt: Add entries for "cortex-a72" and
6405         "cortex-a72.cortex-a53".
6406         * doc/invoke.texi (ARM Options/-mtune): Likewise.
6407
6408 2015-02-04  Nick Clifton  <nickc@redhat.com>
6409
6410         PR target/64408
6411         * config/fr30/predicates.md (di_operand): Add SUBREG to the list
6412         of accepted codes.
6413         (nonimmediate_di_operand): Likewise.
6414
6415         * config/msp430/msp430.c (msp430_use_f5_series_hwmult): Add more
6416         prefixes of known F5 using MSP430 MCUs.
6417
6418 2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6419
6420         * config/aarch64/aarch64-simd-builtins.def (sqrt): Use BUILTIN_VDQF_DF.
6421         * config/aarch64/arm_neon.h (vsqrt_f64): Use __builtin_aarch64_sqrtdf
6422         instead of __builtin_sqrt.
6423
6424 2015-02-04  Ilya Enkovich  <ilya.enkovich@intel.com>
6425
6426         * varasm.c (do_assemble_alias): Follow transparent alias
6427         chain for target.
6428         (default_assemble_visibility): Follow transparent alias
6429         chain for decl name.
6430
6431 2015-02-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
6432
6433         PR middle-end/62103
6434         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use TYPE_PRECISION
6435         to compute size of referenced value in the constant case.
6436
6437 2015-02-03  Jakub Jelinek  <jakub@redhat.com>
6438
6439         PR rtl-optimization/64756
6440         * cse.c (invalidate_dest): New function.
6441         (cse_insn): Use it.  If dest != SET_DEST (sets[i].rtl) and
6442         HASH (SET_DEST (sets[i].rtl), mode) computation sets do_not_record,
6443         invalidate and do not record it.
6444
6445 2015-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
6446
6447         PR target/64660
6448         * config/sh/sync.md (atomic_<fetchop_name><mode>_hard,
6449         atomic_not<mode>_hard, atomic_<fetchop_name><mode>_soft_tcb,
6450         atomic_not<mode>_soft_tcb, atomic_nand<mode>_hard,
6451         atomic_nand<mode>_soft_tcb): New insns.
6452         (atomic_fetch_<fetchop_name>si_hard): Convert to insn_and_split.
6453         Split into atomic_<fetchop_name>_fetchsi_hard if operands[0] is unused.
6454         (define_insn "atomic_fetch_notsi_hard): Convert to insn_and_split.
6455         Split into atomic_not_fetchsi_hard if operands[0] is unused.
6456         (atomic_fetch_<fetchop_name><mode>_hard): Convert to insn_and_split.
6457         Split into atomic_<fetchop_name><mode>_hard if operands[0] is unused.
6458         (atomic_fetch_not<mode>_hard): Convert to insn_and_split.  Split into
6459         atomic_not<mode>_hard if operands[0] is unused.
6460         (atomic_fetch_<fetchop_name><mode>_soft_gusa): Convert to
6461         insn_and_split.  Split into atomic_<fetchop_name>_fetch<mode>_soft_gusa
6462         if operands[0] is unused.
6463         (atomic_fetch_not<mode>_soft_gusa): Convert to insn_and_split.  Split
6464         into atomic_not_fetch<mode>_soft_gusa if operands[0] is unused.
6465         (atomic_fetch_<fetchop_name><mode>_soft_tcb): Convert to insn_and_split.
6466         Split into atomic_<fetchop_name><mode>_soft_tcb if operands[0] is
6467         unused.
6468         (atomic_fetch_not<mode>_soft_tcb): Convert to insn_and_split.  Split
6469         into atomic_not<mode>_soft_tcb if operands[0] is unused.
6470         (atomic_fetch_<fetchop_name><mode>_soft_imask): Convert to
6471         insn_and_split.  Split into atomic_<fetchop_name>_fetch<mode>_soft_imask
6472         if operands[0] is unused.
6473         (atomic_fetch_not<mode>_soft_imask): Convert to insn_and_split.  Split
6474         into atomic_not_fetch<mode>_soft_imask is operands[0] is unused.
6475         (atomic_fetch_nandsi_hard): Convert to insn_and_split.  Split into
6476         atomic_nand_fetchsi_hard if operands[0] is unused.
6477         (atomic_fetch_nand<mode>_hard): Convert to insn_and_split.  Split into
6478         atomic_nand<mode>_hard if operands[0] is unused.
6479         (atomic_fetch_nand<mode>_soft_gusa): Convert to insn_and_split.  Split
6480         into atomic_nand_fetch<mode>_soft_gusa if operands[0] is unused.
6481         (atomic_fetch_nand<mode>_soft_tcb): Convert to insn_and_split.  Split
6482         into atomic_nand<mode>_soft_tcb if operands[0] is unused.
6483         (atomic_fetch_nand<mode>_soft_imask): Convert to insn_and_split.  Split
6484         into atomic_nand_fetch<mode>_soft_imask if operands[0] is unused.
6485         (atomic_<fetchop_name>_fetch<mode>_hard): Convert to insn_and_split.
6486         Split into atomic_<fetchop_name><mode>_hard if operands[0] is unused.
6487         (atomic_not_fetch<mode>_hard): Convert to insn_and_split.  Split into
6488         atomic_not<mode>_hard if operands[0] is unused.
6489         (atomic_<fetchop_name>_fetch<mode>_soft_tcb): Convert to insn_and_split.
6490         Split into atomic_<fetchop_name><mode>_soft_tcb if operands[0] is
6491         unused.
6492         (atomic_not_fetch<mode>_soft_tcb): Convert to insn_and_split.  Split
6493         into atomic_not<mode>_soft_tcb if operands[0] is unused.
6494         (atomic_nand_fetch<mode>_hard): Convert to insn_and_split.  Split into
6495         atomic_nand<mode>_hard if operands[0] is unused.
6496         (atomic_nand_fetch<mode>_soft_tcb): Convert to insn_and_split.  Split
6497         into atomic_nand<mode>_soft_tcb if operands[0] is unused.
6498
6499 2015-02-03  David Malcolm  <dmalcolm@redhat.com>
6500
6501         PR jit/64810
6502         * Makefile.in (GCC_OBJS): Add gcc-main.o.
6503         * gcc-main.c: New file, containing "main" taken from gcc.c.
6504         * gcc.c (do_self_spec): Free decoded_options.
6505         (class driver): Move declaration to gcc.h.
6506         (main): Move declaration and implementation to new file
6507         gcc-main.c.
6508         (driver_get_configure_time_options): New function.
6509         * gcc.h (class driver): Move this declaration here, from
6510         gcc.c.
6511         (driver_get_configure_time_options): New declaration.
6512
6513 2015-02-03  Jan Hubicka  <hubicka@ucw.cz>
6514
6515         * ipa-inline-analysis.c (simple_edge_hints): Fix check for
6516         cross-module inlining.
6517         * cgraph.h (cgraph_node): Add flag merged.
6518         * ipa-icf.c (sem_function::merge): Maintain it.
6519
6520 2015-02-03  Richard Sandiford  <richard.sandiford@arm.com>
6521
6522         * config/arm/arm.c (thumb2_reorg): Test UNARY_P and BINARY_P
6523         instead of OBJECT_P.
6524
6525 2015-02-03  Eric Botcazou  <ebotcazou@adacore.com>
6526
6527         PR target/62631
6528         * config/sparc/sparc.h (TARGET_HARD_MUL): Remove TARGET_V8PLUS.
6529         (TARGET_HARD_MUL32): Rewrite based on TARGET_HARD_MUL.
6530         * config/sparc/sparc.c (sparc_rtx_costs) <MULT>: Return costs based on
6531         int_mulX for integers in 64-bit mode if TARGET_HARD_MUL is not set.
6532
6533 2015-02-03  Jakub Jelinek  <jakub@redhat.com>
6534
6535         PR other/63504
6536         * combine.c (reg_n_sets_max): New variable.
6537         (can_change_dest_mode, reg_nonzero_bits_for_combine,
6538         reg_num_sign_bit_copies_for_combine, get_last_value_validate,
6539         get_last_value): Use REG_N_SETS only on pseudos < reg_n_sets_max.
6540         (try_combine): Use INC_REG_N_SETS only on pseudos < reg_n_sets_max.
6541         (rest_of_handle_combine): Initialize reg_n_sets_max.
6542
6543 2015-02-02  Jan Hubicka  <hubicka@ucw.cz>
6544
6545         * ipa-inline.c (early_inliner): Skip inlining only in always_inlined;
6546         if some always_inline was inlined, apply changes before inlining
6547         heuristically.
6548
6549 2015-02-02  David Malcolm  <dmalcolm@redhat.com>
6550
6551         PR jit/64810
6552         * config/arm/arm.c (arm_option_override): Set
6553         arm_selected_arch/cpu/tune to NULL on entry.
6554
6555 2015-02-02  Tejas Belagod  <tejas.belagod@arm.com>
6556             Andrew Pinski  <pinskia@gcc.gnu.org>
6557             Jakub Jelinek  <jakub@gcc.gnu.org>
6558
6559         PR target/64231
6560         * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix large
6561         integer typing for small model. Use IN_RANGE.
6562
6563 2015-02-02  Richard Biener  <rguenther@suse.de>
6564
6565         * tree-ssa-ccp.c (valueize_op_1): Always allow valueizing default-defs.
6566         * tree-vrp.c (vrp_valueize_1): Likewise.
6567
6568 2015-02-02  Alan Modra  <amodra@gmail.com>
6569
6570         * config/rs6000/rs6000.c (rs6000_call_aix): Use unspec rather
6571         than mem for toc_restore.
6572         * config/rs6000/rs6000.md (UNSPEC_TOCSLOT): Define.
6573         (call_indirect_aix, call_value_indirect_aix): Adjust to suit.
6574         (call_indirect_elfv2, call_value_indirect_elfv2): Likewise.
6575
6576 2015-02-01  David Edelsohn  <dje.gcc@gmail.com>
6577
6578         PR target/64047
6579         * config/rs6000/rs6000.c (rs6000_set_current_function): Handle
6580         explicit default options.
6581
6582 2015-02-01  Jan Hubicka  <hubicka@ucw.cz>
6583
6584         PR ipa/64872
6585         * ipa-utils.c (ipa_merge_profiles): Add release argument.
6586         * ipa-icf.c (sem_function::merge): Do not release body when merging.
6587         * ipa-utils.h (ipa_merge_profiles): Update prototype.
6588
6589 2015-02-01  Jakub Jelinek  <jakub@redhat.com>
6590
6591         PR debug/64817
6592         * cfgexpand.c (deep_ter_debug_map): New variable.
6593         (avoid_deep_ter_for_debug): New function.
6594         (expand_debug_expr): If TERed SSA_NAME is in
6595         deep_ter_debug_map, use the corresponding DEBUG_EXPR_DECL
6596         instead of trying to expand SSA_NAME's def stmt.
6597         (expand_debug_locations): When expanding debug bind
6598         of a DEBUG_EXPR_DECL to corresponding SSA_NAME,
6599         temporarily remove the DEBUG_EXPR_DECL from deep_ter_debug_map's
6600         value.
6601         (pass_expand::execute): Call avoid_deep_ter_for_debug on
6602         all debug bind stmts.  Delete deep_ter_debug_map after
6603         expand_debug_location if non-NULL and clear it.
6604
6605 2015-02-01  Oleg Endo  <olegendo@gcc.gnu.org>
6606
6607         PR target/64851
6608         * config/sh/sync.md (atomic_fetch_notsi_hard,
6609         atomic_fetch_not<mode>_hard, atomic_fetch_not<mode>_soft_gusa,
6610         atomic_fetch_not<mode>_soft_tcb, atomic_fetch_not<mode>_soft_imask,
6611         atomic_not_fetchsi_hard, atomic_not_fetch<mode>_hard,
6612         atomic_not_fetch<mode>_soft_gusa, atomic_not_fetch<mode>_soft_tcb,
6613         atomic_not_fetch<mode>_soft_imask): New insns.
6614
6615 2015-02-01  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
6616
6617         * haifa-sched.c (INSN_RFS_DEBUG_ORIG_ORDER): New access macro.
6618         (rank_for_schedule_debug): Split from ...
6619         (rank_for_schedule): ... this.
6620         (ready_sort): Sort DEBUG_INSNs separately from normal INSNs.
6621         * sched-int.h (struct _haifa_insn_data): New field rfs_debug_orig_order.
6622
6623 2015-01-31  Sandra Loosemore  <sandra@codesourcery.com>
6624
6625         * doc/md.texi (Machine Constraints): Alphabetize table by target.
6626         * doc/extend.texi (x86 Variable Attributes): Move section to
6627         correct alphabetization after renaming.
6628         (x86 Type Attributes): Likewise.
6629         (Target Builtins): Re-alphabetize menu.
6630         (x86 Built-in Functions): Move section to correct alphabetization
6631         after renaming.
6632         (x86 transactional memory intrinsics): Likewise.
6633         * doc/invoke.texi (Option Summary): Re-alphabetize x86 Options
6634         and x86 Windows Options in table and menu.
6635         (x86 Options): Move section to correct alphabetization after
6636         renaming.
6637         (x86 Windows Options): Likewise.
6638
6639 2015-01-31  Sandra Loosemore  <sandra@codesourcery.com>
6640
6641         * doc/extend.texi: Use "x86", "x86-32", and "x86-64" as the
6642         preferred names of the architecture and its 32- and 64-bit
6643         variants.
6644         * doc/invoke.texi: Likewise.
6645         * doc/md.texi: Likewise.
6646
6647 2015-01-31  Uros Bizjak  <ubizjak@gmail.com>
6648
6649         PR target/64882
6650         * config/i386/predicates.md (address_no_seg_operand): Reject
6651         non-CONST_INT_P operands in invalid mode.
6652
6653 2015-01-31  Uros Bizjak  <ubizjak@gmail.com>
6654
6655         * config/i386/i386.md (*prefetch_prefetchw1): Remove mode of
6656         address_operand 0.  Rename from *prefetch_prefetchwt1_<mode>.
6657         * config/i386/predicates.md (address_no_seg_operand): Call
6658         address_operand with VOIDmode.
6659         (vsib_address_operand): Ditto.
6660         (address_mpx_no_base_operand): Ditto.
6661         (address_mpx_no_index_operand): Ditto.
6662
6663 2015-01-30  Vladimir Makarov  <vmakarov@redhat.com>
6664
6665         PR target/64688
6666         * lra-constraints.c (original_subreg_reg_mode): New.
6667         (simplify_operand_subreg): Try to simplify subreg of const.  Use
6668         original_subreg_reg_mode for it.
6669         (swap_operands): Update original_subreg_reg_mode.
6670         (curr_insn_transform): Set up original_subreg_reg_mode.
6671
6672 2015-01-30  Vladimir Makarov  <vmakarov@redhat.com>
6673
6674         PR target/64617
6675         * lra-constraints.c (prohibited_class_reg_set_mode_p): New
6676         function.
6677         (process_alt_operands): Use it.
6678         (curr_insn_transform): Check the optional reload pseudo class is
6679         ok for the mode.
6680
6681 2015-01-30  Joseph Myers  <joseph@codesourcery.com>
6682
6683         * diagnostic.c (fatal_error (const char *, ...)): Remove function.
6684         * diagnostic-core.h (fatal_error (const char *, ...)): Remove
6685         prototype.
6686         * toplev.h (init_asm_output): Update comment on use of
6687         UNKNOWN_LOCATION with fatal_error.
6688         * cgraph.c, collect-utils.c, collect2.c, config/arc/arc.c,
6689         config/arc/arc.md, config/avr/avr.c, config/c6x/c6x.h,
6690         config/darwin.c, config/host-darwin.c, config/i386/host-cygwin.c,
6691         config/i386/intelmic-mkoffload.c, config/nios2/nios2.c,
6692         config/nvptx/mkoffload.c, config/nvptx/nvptx.h,
6693         config/rs6000/host-darwin.c, config/rs6000/rs6000.c,
6694         config/s390/s390.c, gcc.c, gcov-io.h, gcov-tool.c, ggc-common.c,
6695         ggc-page.c, graph.c, ipa-inline-analysis.c, ipa-reference.c,
6696         lto-cgraph.c, lto-section-in.c, lto-streamer-in.c, lto-streamer.c,
6697         lto-wrapper.c, objc/objc-act.c, opts.c, passes.c, plugin.c,
6698         tlink.c, toplev.c, tree-streamer-in.c, varpool.c: All callers of
6699         fatal_error changed to pass input_location as first argument.
6700
6701 2015-01-30  Martin Liska  <mliska@suse.cz>
6702
6703         * tree.h: Change GCC_VERSION >= 4004 to GCC_VERSION >= 4006
6704         in #pragma GCC diagnostic guards.
6705
6706 2015-01-30  Richard Biener  <rguenther@suse.de>
6707
6708         PR tree-optimization/64829
6709         * tree-vect-patterns.c (vect_handle_widen_op_by_const): Do
6710         not add a widening conversion pattern but hand off extra
6711         widenings to callers.
6712         (vect_recog_widen_mult_pattern): Handle extra widening produced
6713         by vect_handle_widen_op_by_const.
6714         (vect_recog_widen_shift_pattern): Likewise.
6715         (vect_pattern_recog_1): Remove excess vertical space in dumping.
6716         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
6717         (vect_init_vector_1): Likewise.
6718         (vect_get_vec_def_for_operand): Likewise.
6719         (vect_finish_stmt_generation): Likewise.
6720         (vectorizable_load): Likewise.
6721         (vect_analyze_stmt): Likewise.
6722         (vect_is_simple_use): Likewise.
6723
6724 2015-01-29  Jeff Law  <law@redhat.com>
6725
6726         * combine.c (try_combine): Fix typo in comment.
6727
6728 2015-01-29  Segher Boessenkool  <segher@kernel.crashing.org>
6729
6730         PR target/64580
6731         * config.rs6000/rs6000.c (compute_vrsave_mask): Reverse loop order.
6732         (rs6000_stack_info): Add assert.
6733         (rs6000_output_savres_externs): New function, split off from...
6734         (rs6000_output_function_prologue): ... here.  Do not call it for
6735         thunks.
6736
6737 2015-01-29  Jeff Law  <law@redhat.com>
6738
6739         PR target/15184
6740         * combine.c (try_combine): If I0 is a memory load and I3 a store
6741         to a related address, increase the "goodness" of doing a 4-insn
6742         combination with I0-I3.
6743         (make_field_assignment): Handle SUBREGs in the ior+and case.
6744
6745 2015-01-29  Yuri Rumyantsev  <ysrumyan@gmail.com>
6746
6747         PR tree-optimization/64746
6748         * tree-if-conv.c (mask_exists): New function.
6749         (predicate_mem_writes): Save created mask with given size for further
6750         use.
6751         (stmt_is_root_of_bool_pattern): Remove argument VAR and store to it.
6752         (ifcvt_repair_bool_pattern): Collect all statements that are root
6753         of bool pattern and use iterative algorithm to remove multiple uses
6754         of predicates, display number of required iterations.
6755
6756 2015-01-29  Richard Biener  <rguenther@suse.de>
6757
6758         PR tree-optimization/64853
6759         * tree-vrp.c (vrp_valueize_1): Do not return anything if the
6760         stmt will get simulated again.
6761         * tree-ssa-ccp.c (valueize_op_1): Likewise.
6762
6763 2015-01-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6764
6765         * config/arm/arm.c (arm_emit_multi_reg_pop): Simplify definition of
6766         return_in_pc.  Remove redundant assignments.
6767         (thumb2_emit_ldrd_pop): Simplify definition of return_in_pc.
6768         (arm_expand_epilogue): Don't compare boolean with true in if condition.
6769
6770 2015-01-29  Uros Bizjak  <ubizjak@gmail.com>
6771
6772         * config/i386/i386.c (ix86_mode_after): Make static.
6773
6774 2015-01-29  Richard Biener  <rguenther@suse.de>
6775
6776         PR tree-optimization/64844
6777         * tree-vect-loop.c (vect_estimate_min_profitable_iters): Always
6778         dump cost model analysis.
6779         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6780         Do not register adjusted load/store costs here.
6781
6782 2015-01-29  Ilya Enkovich  <ilya.enkovich@intel.com>
6783             Uros Bizjak  <ubizjak@gmail.com>
6784
6785         * config/i386/i386-protos.h (ix86_use_pseudo_pic_reg): New.
6786         * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Simplify by
6787         using x86_use_pseudo_pic_reg.
6788         * config/i386/i386.c (ix86_conditional_register_usage): Remove
6789         support for fixed PIC register.
6790         (ix86_use_pseudo_pic_reg): Not static any more.
6791
6792 2015-01-29  Ilya Enkovich  <ilya.enkovich@intel.com>
6793
6794         PR middle-end/64805
6795         * ipa-inline.c (early_inliner): Rebuild IPA_REF_CHKP reference
6796         to avoid error in cgraph node verification.
6797
6798 2015-01-29  Marek Polacek  <polacek@redhat.com>
6799
6800         * doc/standards.texi: Reflect that the default for C is gnu11.
6801
6802 2015-01-29  Kaz Kojima  <kkojima@gcc.gnu.org>
6803
6804         PR target/64761
6805         * reorg.c (switch_text_sections_between_p): New function.
6806         (relax_delay_slots): Call it when testing if the jump insn
6807         is removable.  Use targetm.can_follow_jump when testing if
6808         the conditional branch can follow an unconditional jump.
6809
6810 2015-01-27  Caroline Tice  <cmtice@google.com>
6811
6812         Committing VTV Cywin/Ming patch for Patrick Wollgast
6813         * config/i386/cygwin.h (STARTFILE_SPEC): Add vtv_start.o,
6814         if -fvtable-verify=preinit/std is used.
6815         * config/i386/mingw-w64.h (STARTFILE_SPEC): Likewise.
6816         * config/i386/mingw32.h (STARTFILE_SPEC): Likewise.
6817         * config/i386/cygwin.h (ENDFILE_SPEC): Add vtv_end.o,
6818         if -fvtable-verify=preinit/std is used.
6819         * config/i386/mingw32.h (ENDFILE_SPEC): Likewise.
6820         * config/i386/cygwin.h (LIB_SPEC): Pass -lvtv and -lpsapi,
6821         if -fvtable-verify=preinit/std is used.
6822         * config/i386/mingw-w64.h (LIB_SPEC): Likewise.
6823         * config/i386/mingw32.h (LIB_SPEC): Likewise.
6824         * varasm.c (assemble_variable): Add code to properly set the comdat
6825         section and name for the .vtable_map_vars section in case the
6826         target is PE or COFF.
6827
6828 2015-01-29  Jan Hubicka  <hubicka@ucw.cz>
6829
6830         PR ipa/64801
6831         * cgraphunit.c (init_lowered_empty_function): Add CoUNT parameter;
6832         make sane BB profile.
6833         (cgraph_node::expand_thunk): Make sane BB profile.
6834         (cgraph_node::create_wrapper): Do not set call_stmt_cannot_inline_p.
6835         * cgraph.h (init_lowered_empty_function): Update prototype.
6836         * config/i386/i386.c (make_resolver_func): Update call.
6837         * predict.c (gate): Disable branch prediction pass if
6838         profile is already there.
6839
6840 2015-01-29  Jan Hubicka  <hubicka@ucw.cz>
6841
6842         * optc-save-gen.awk: flag_fp_contract_mode is no longer speical.
6843         * opth-gen.awk: Likewise.
6844         * common.opt: Mark flag_fp_contract_mode as Optimization.
6845
6846 2015-01-29  Bernd Edlinger  <bernd.edlinger@hotmail.de>
6847
6848         * config/i386/cygwin.h (LIBGCJ_SONAME): Set libgcj version to -16.
6849         * config/i386/mingw32.h (LIBGCJ_SONAME): Set libgcj version to -16.
6850
6851 2015-01-28  Oleg Endo  <olegendo@gcc.gnu.org>
6852
6853         PR target/64659
6854         * config/sh/predicates.md (atomic_arith_operand,
6855         atomic_logical_operand): Remove.
6856         * config/sh/sync.md (fetchop_predicate, fetchop_constraint): Remove.
6857         (atomic_arith_operand_0): New predicate.
6858         (atomic_compare_and_swap<mode>): Use arith_reg_dest for output values.
6859         Use atomic_arith_operand_0 for input values.
6860         (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
6861         atomic_compare_and_swap<mode>_soft_gusa,
6862         atomic_compare_and_swap<mode>_soft_tcb,
6863         atomic_compare_and_swap<mode>_soft_imask): Use arith_reg_dest and
6864         arith_reg_operand instead of register_operand.
6865         (atomic_exchange<mode>): Use arith_reg_dest for output value.  Use
6866         atomic_arith_operand_0 for newval input.
6867         (atomic_exchangesi_hard, atomic_exchange<mode>_hard,
6868         atomic_exchange<mode>_soft_gusa, atomic_exchange<mode>_soft_tcb,
6869         atomic_exchange<mode>_soft_imask): Use arith_reg_dest and
6870         arith_reg_operand instead of register_operand.
6871         (atomic_arith_operand_1, atomic_logical_operand_1): New predicates.
6872         fetchop_predicate_1, fetchop_constraint_1_llcs,
6873         fetchop_constraint_1_gusa, fetchop_constraint_1_tcb,
6874         fetchop_constraint_1_imask): New code iterator attributes.
6875         (atomic_fetch_<fetchop_name><mode>): Use arith_reg_dest instead of
6876         register_operand.  Use fetchop_predicate_1.
6877         (atomic_fetch_<fetchop_name>si_hard,
6878         atomic_fetch_<fetchop_name><mode>_hard): Use arith_reg_dest instead of
6879         register_operand.  Use fetchop_predicate_1, fetchop_constraint_1_llcs.
6880         (atomic_fetch_<fetchop_name><mode>_soft_gusa): Use arith_reg_dest
6881         and arith_reg_operand instead of register_operand.  Use
6882         fetchop_predicate_1, fetchop_constraint_1_gusa.
6883         (atomic_fetch_<fetchop_name><mode>_soft_tcb): Use arith_reg_dest
6884         and arith_reg_operand instead of register_operand.  Use
6885         fetchop_predicate_1, fetchop_constraint_1_tcb.  Adjust asm sequence
6886         to allow R0 usage.
6887         (atomic_fetch_<fetchop_name><mode>_soft_imask): Use arith_reg_dest
6888         and arith_reg_operand instead of register_operand.  Use
6889         fetchop_predicate_1, fetchop_constraint_1_imask.  Adjust asm sequence
6890         to allow R0 usage.
6891         (atomic_fetch_nand<mode>): Use arith_reg_dest instead of
6892         register_operand.  Use atomic_logical_operand_1.
6893         (atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
6894         atomic_fetch_nand<mode>_soft_gusa): Use arith_reg_dest and
6895         arith_reg_operand instead of register_operand.
6896         (atomic_fetch_nand<mode>_soft_tcb, atomic_fetch_nand<mode>_soft_imask):
6897         Use arith_reg_dest and arith_reg_operand instead of register_operand.
6898         Use logical_operand and rK08.  Adjust asm sequence to allow R0 usage.
6899         (atomic_<fetchop_name>_fetch<mode>): Use arith_reg_dest instead of
6900         register_operand.  Use fetchop_predicate_1.
6901         (atomic_<fetchop_name>_fetchsi_hard,
6902         atomic_<fetchop_name>_fetch<mode>_hard): Use arith_reg_dest and
6903         arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
6904         fetchop_constraint_1_llcs.
6905         (atomic_<fetchop_name>_fetch<mode>_soft_gusa): Use arith_reg_dest and
6906         arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
6907         fetchop_constraint_1_gusa.
6908         (atomic_<fetchop_name>_fetch<mode>_soft_tcb): Use arith_reg_dest and
6909         arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
6910         fetchop_constraint_1_tcb.  Adjust asm sequence to allow R0 usage.
6911         (atomic_<fetchop_name>_fetch<mode>_soft_imask): Use arith_reg_dest and
6912         arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
6913         fetchop_constraint_1_imask.  Adjust asm sequence to allow R0 usage.
6914         (atomic_nand_fetch<mode>): Use arith_reg_dest instead of
6915         register_operand.  Use atomic_logical_operand_1.
6916         (atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
6917         atomic_nand_fetch<mode>_soft_gusa): Use arith_reg_dest and
6918         arith_reg_operand instead of register_operand.
6919         (atomic_nand_fetch<mode>_soft_tcb): Use arith_reg_dest and
6920         arith_reg_operand instead of register_operand.  Use logical_operand
6921         and K08.  Adjust asm sequence to allow R0 usage.
6922         (atomic_nand_fetch<mode>_soft_imask): Use arith_reg_dest and
6923         arith_reg_operand instead of register_operand.  Use logical_operand
6924         and K08.
6925
6926 2015-01-28  Jakub Jelinek  <jakub@redhat.com>
6927
6928         PR other/63504
6929         * dwarf2out.c (add_AT_wide, mem_loc_descriptor, loc_descriptor):
6930         Use ggc_alloc<wide_int> instead of ggc_cleared_alloc<wide_int>.
6931         (attr_checksum, attr_checksum_ordered, hash_loc_operands): Checksum
6932         only get_full_len HOST_WIDE_INTs from get_val () array rather than
6933         all bits in *val_wide.
6934
6935 2015-01-28  Jan Hubicka  <hubicka@ucw.cz>
6936
6937         * varpool.c (tls_model_names): Fix names.
6938         (varpool_node::dump): Dump tls- prefix for tls models.
6939
6940 2015-01-28  Thomas Schwinge  <thomas@codesourcery.com>
6941             Bernd Schmidt  <bernds@codesourcery.com>
6942             Nathan Sidwell  <nathan@codesourcery.com>
6943
6944         * config/nvptx/mkoffload.c: New file.
6945         * config/nvptx/t-nvptx: Add build rules for it.
6946         * config.gcc <nvptx-*> [$enable_as_accelerator = yes]
6947         (extra_programs): Add mkoffload.
6948         * config/nvptx/nvptx.c (nvptx_record_offload_symbol): New
6949         function.
6950         (TARGET_RECORD_OFFLOAD_SYMBOL): Define macro to use it.
6951
6952 2015-01-28  Yuri Rumyantsev  <ysrumyan@gmail.com>
6953
6954         PR middle-end/64809
6955         * cfgexpand.c (reorder_operands): Skip debug gimples.
6956
6957 2015-01-28  Ilya Enkovich  <ilya.enkovich@intel.com>
6958
6959         PR tree-optimization/64277
6960         * tree-ssa-loop-niter.c (record_nonwrapping_iv): Use base
6961         range info when possible to refine estimation.
6962
6963 2015-01-28  Thomas Preud'homme  <thomas.preudhomme@arm.com>
6964
6965         PR tree-optimization/64718
6966         * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Make bswap_type
6967         be a 16bit unsigned integer when n->range is 16.
6968         (bswap_replace): Convert src to that type if necessary for all bswap
6969         sizes.  Fix rotation right notation in nearby comment.  Use bswap_type
6970         set in pass_optimize_bswap::execute ().
6971
6972 2015-01-28  James Greenhalgh  <james.greenhalgh@arm.com>
6973
6974         * config/aarch64/aarch64-simd.md (aarch64_abs<mode>): New.
6975         * config/aarch64/aarch64-simd-builtins.def (abs): Split by
6976         integer and floating point variants.
6977         * config/aarch64/iterators.md (unspec): Add UNSPEC_ABS.
6978
6979 2015-01-28  Robert Suchanek  <robert.suchanek@imgtec.com>
6980
6981         * config/mips/mips.c (mips_hard_regno_mode_ok_p): Prohibit accumulators
6982         for all vector modes.
6983
6984 2015-01-28  Jakub Jelinek  <jakub@redhat.com>
6985
6986         PR bootstrap/64612
6987         * doc/sourcebuild.texi (comdat_group): Document.
6988
6989 2015-01-28  Terry Guo  <terry.guo@arm.com>
6990
6991         * config/arm/thumb1.md (*thumb1_movpc_insn): New insn pattern.
6992
6993 2015-01-27  David Malcolm  <dmalcolm@redhat.com>
6994
6995         * toplev.c (print_version): Add param "show_global_state", and
6996         only print GGC and plugin information if it is true.
6997         (init_asm_output): Pass in "true" for the new param when calling
6998         print_version.
6999         (process_options): Likewise.
7000         (toplev::main): Likewise.
7001         * toplev.h (print_version): Add new param to decl.
7002
7003 2015-01-27  Jan Hubicka  <hubicka@ucw.cz>
7004
7005         PR ipa/60871
7006         PR ipa/64139
7007         * tree.c (lookup_binfo_at_offset): New function.
7008         (get_binfo_at_offset): Use it.
7009
7010 2015-01-27  Jan Hubicka  <hubicka@ucw.cz>
7011
7012         PR ipa/64282
7013         * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert
7014         on vtable being vtable.
7015
7016 2015-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
7017
7018         * doc/extend.texi: s/390: Update documentation of hotpatch attribute.
7019         * doc/invoke.texi (-mhotpatch): s/390: Update documentation of
7020         -mhotpatch= option.
7021         * config/s390/s390.opt (mhotpatch): s/390: Remove -mhotpatch and
7022         -mno-hotpatch options.  Change syntax of -mhotpatch= option.
7023         * config/s390/s390.c (s390_hotpatch_trampoline_halfwords_default):
7024         Renamed.
7025         (s390_hotpatch_trampoline_halfwords_max): Renamed.
7026         (s390_hotpatch_hw_max): New name.
7027         (s390_hotpatch_trampoline_halfwords): Renamed.
7028         (s390_hotpatch_hw_before_label): New name.
7029         (get_hotpatch_attribute): Removed.
7030         (s390_hotpatch_hw_after_label): New name.
7031         (s390_handle_hotpatch_attribute): Add second parameter to hotpatch
7032         attribute.
7033         (s390_attribute_table): Ditto.
7034         (s390_function_num_hotpatch_trampoline_halfwords): Renamed.
7035         (s390_function_num_hotpatch_hw): New name.
7036         Remove special handling of inline functions and hotpatching.
7037         Return number of nops before and after the function label.
7038         (s390_can_inline_p): Removed.
7039         (s390_asm_output_function_label): Emit a configurable number of nops
7040         after the function label.
7041         (s390_option_override): Update -mhotpatch= syntax and remove -mhotpatch.
7042         (TARGET_CAN_INLINE_P) Removed.
7043         (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): New.
7044
7045 2015-01-27  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7046             Jiong Wang  <jiong.wang@arm.com>
7047
7048         * config/aarch64/aarch64.md (tb<optab><mode>1): Clobber CC reg instead
7049         of scratch reg.
7050         (cb<optab><mode>1): Likewise.
7051         * config/aarch64/iterators.md (bcond): New define_code_attr.
7052
7053 2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7054
7055         * config/s390/s390.c (s390_memory_move_cost): Increase costs for
7056         memory accesses.
7057
7058 2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7059
7060         * config/s390/s390.c (s390_register_move_cost): Increase costs for
7061         FPR->GPR moves.
7062
7063 2015-01-27  Richard Biener  <rguenther@suse.de>
7064
7065         * tree-vrp.c (update_value_range): Intersect the range with
7066         old recorded SSA name range information.
7067
7068 2015-01-27  Nick Clifton  <nickc@redhat.com>
7069
7070         * config/rl78/rl78.c (rl78_expand_prologue): In G10 mode push the
7071         BC, DE and HL registers directly, not via AX.
7072         When decrementing the stack pointer by a large amount, transfer SP
7073         into AX and perform the subtraction there.
7074         (rl78_expand_epilogue): Perform the inverse of the above
7075         enhancements.
7076
7077 2015-01-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7078
7079         * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Remove.
7080
7081 2015-01-27  Jakub Jelinek  <jakub@redhat.com>
7082             Yury Gribov  <y.gribov@samsung.com>
7083
7084         PR ubsan/64741
7085         * ubsan.c (ubsan_source_location): Refactor code.
7086         (ubsan_type_descriptor): Update type size. Refactor code.
7087
7088 2015-01-27  Richard Biener  <rguenther@suse.de>
7089
7090         PR tree-optimization/56273
7091         PR tree-optimization/59124
7092         PR tree-optimization/64277
7093         * tree-vrp.c (vrp_finalize): Emit array-bound warnings only
7094         from the first VRP pass.
7095
7096 2015-01-27  Jakub Jelinek  <jakub@redhat.com>
7097
7098         PR ipa/64776
7099         * cgraphunit.c (cgraph_node::expand_thunk): If not this_adjusting,
7100         handle the first argument in the same loop as all the other arguments.
7101
7102         PR rtl-optimization/61058
7103         * jump.c (cleanup_barriers): Update basic block boundaries
7104         if BLOCK_FOR_INSN is non-NULL on PREV.
7105
7106 2015-01-27  Ilya Enkovich  <ilya.enkovich@intel.com>
7107
7108         * tree-chkp.c (chkp_call_returns_bounds_p): Fix handling of
7109         bounds narrowing, already instrumented calls and calls to
7110         not instrumentable functions.
7111
7112 2015-01-27  Jakub Jelinek  <jakub@redhat.com>
7113
7114         PR tree-optimization/64807
7115         * wide-int.cc (wi::divmod_internal): Clear
7116         b_dividend[dividend_blocks_needed].
7117
7118 2015-01-26  DJ Delorie  <dj@redhat.com>
7119
7120         * config/rl78/rl78.c (move_elim_pass): Don't optimize away
7121         volatile memory references.
7122
7123 2015-01-26  Oleg Endo  <olegendo@gcc.gnu.org>
7124
7125         PR target/49263
7126         * config/sh/sh.c (sh_split_treg_set_expr): Invoke emit_insn before
7127         remove_insn.
7128         * config/sh/sh.md (tstsi_t): Don't try to optimize constant with right
7129         shifts if it already fits into K08.
7130
7131 2015-01-26  Jakub Jelinek  <jakub@redhat.com>
7132
7133         PR ipa/64730
7134         * ipa-inline.c (inline_small_functions): Print "unknown" even
7135         if edge->call_stmt is non-NULL, but has builtins or unknown
7136         location.
7137
7138         PR middle-end/64421
7139         * omp-low.c (simd_clone_mangle): If DECL_ASSEMBLER_NAME starts
7140         with asterisk, skip the first character.
7141
7142 2015-01-26  H.J. Lu  <hongjiu.lu@intel.com>
7143
7144         PR target/64806
7145         * config/i386/i386 (feature_priority): Revert the last P_POPCNT
7146         order change.
7147
7148 2015-01-26  Uros Bizjak  <ubizjak@gmail.com>
7149
7150         PR target/64795
7151         * config/i386/i386.md (*movdi_internal): Also check operand 0
7152         to determine TYPE_LEA operand.
7153         (*movsi_internal): Ditto.
7154
7155 2015-01-26  Jakub Jelinek  <jakub@redhat.com>
7156
7157         * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add
7158         OPTION_MASK_QUAD_MEMORY_ATOMIC.
7159
7160 2015-01-26  Renlin Li  <renlin.li@arm.com>
7161
7162         * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): Correct
7163         the comment.
7164         * config/aarch64/aarch64.md (tlsle_small_<mode>): Add left shift 12-bit
7165         for higher part.
7166
7167 2015-01-26  Richard Biener  <rguenther@suse.de>
7168
7169         PR middle-end/64764
7170         * tree-ssa-uninit.c (is_pred_expr_subset_of): Handle
7171         combining two BIT_AND_EXPR predicates.
7172
7173 2015-01-26  H.J. Lu  <hongjiu.lu@intel.com>
7174
7175         PR bootstrap/64754
7176         * tree-ssa-structalias.c (new_var_info): Initialize ruid.
7177
7178 2015-01-26  Terry Guo  <terry.guo@arm.com>
7179
7180         * config/arm/arm.c (arm_file_start): Update the assignment of
7181         Tag_ABI_HardFP_use.
7182
7183 2015-01-25  James Greenhalgh  <james.greenhalgh@arm.com>
7184
7185         * config/arm/arm-cores.def (cortex-a57): Use the new Cortex-A57
7186         pipeline model.
7187         config/arm/arm.md: Include the new Cortex-A57 model.
7188         (generic_sched): Don't use generic_sched when tuning for
7189         Cortex-A57.
7190
7191 2015-01-25  Allan Sandfeld Jensen  <sandfeld@kde.org>
7192             Uros Bizjak  <ubizjak@gmail.com>
7193
7194         * config/i386/i386.c (get_builtin_code_for_version): Add
7195         support for BMI and BMI2 multiversion functions.
7196
7197 2015-01-25  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
7198
7199         * emit-rtl.h (store_bit_field): Move prototype to expmed.h.
7200         (extract_bit_field): Likewise.
7201         (extract_low_bits): Likewise.
7202         (expand_mult): Likewise.
7203         (expand_mult_highpart_adjust): Likewise.
7204
7205 2015-01-24  H.J. Lu  <hongjiu.lu@intel.com>
7206
7207         * config/i386/driver-i386.c (host_detect_local_cpu): Check new
7208         Silvermont, Haswell, Broadwell and Knights Landing model numbers.
7209         * config/i386/i386.c (processor_model): Add
7210         M_INTEL_COREI7_BROADWELL.
7211         (arch_names_table): Add "broadwell".
7212
7213 2015-01-24  Oleg Endo  <olegendo@gcc.gnu.org>
7214
7215         PR target/49263
7216         PR target/53987
7217         PR target/64345
7218         PR target/59533
7219         PR target/52933
7220         PR target/54236
7221         PR target/51244
7222         * config/sh/sh-protos.h
7223         (sh_extending_set_of_reg::can_use_as_unextended_reg,
7224         sh_extending_set_of_reg::use_as_unextended_reg,
7225         sh_is_nott_insn, sh_movt_set_dest, sh_movrt_set_dest, sh_is_movt_insn,
7226         sh_is_movrt_insn, sh_insn_operands_modified_between_p,
7227         sh_reg_dead_or_unused_after_insn, sh_in_recog_treg_set_expr,
7228         sh_recog_treg_set_expr, sh_split_treg_set_expr): New functions.
7229         (sh_treg_insns): New class.
7230         * config/sh/sh.c (TARGET_LEGITIMATE_COMBINED_INSN): Define target hook.
7231         (scope_counter): New class.
7232         (sh_legitimate_combined_insn, sh_is_nott_insn, sh_movt_set_dest,
7233         sh_movrt_set_dest, sh_reg_dead_or_unused_after_insn,
7234         sh_extending_set_of_reg::can_use_as_unextended_reg,
7235         sh_extending_set_of_reg::use_as_unextended_reg, sh_recog_treg_set_expr,
7236         sh_in_recog_treg_set_expr, sh_try_split_insn_simple,
7237         sh_split_treg_set_expr): New functions.
7238         (addsubcosts): Handle treg_set_expr.
7239         (sh_rtx_costs): Handle IF_THEN_ELSE and ZERO_EXTRACT.
7240         (sh_rtx_costs): Use arith_reg_operand in SIGN_EXTEND and ZERO_EXTEND.
7241         (sh_rtx_costs): Handle additional bit test patterns in EQ and AND cases.
7242         (sh_insn_operands_modified_between_p): Make non-static.
7243         * config/sh/predicates.md (zero_extend_movu_operand): Allow
7244         simple_mem_operand in addition to displacement_mem_operand.
7245         (zero_extend_operand): Don't allow zero_extend_movu_operand.
7246         (treg_set_expr, treg_set_expr_not_const01,
7247         arith_reg_or_treg_set_expr): New predicates.
7248         * config/sh/sh.md (tstsi_t): Use arith_reg_operand and
7249         arith_or_int_operand instead of logical_operand.  Convert to
7250         insn_and_split.  Try to optimize constant operand in splitter.
7251         (tsthi_t, tstqi_t): Fold into *tst<mode>_t.  Convert to insn_and_split.
7252         (*tstqi_t_zero): Delete.
7253         (*tst<mode>_t_subregs): Add !sh_in_recog_treg_set_expr split condition.
7254         (tstsi_t_and_not): Delete.
7255         (tst<mode>_t_zero_extract_eq): Rename to *tst<mode>_t_zero_extract.
7256         Convert to insn_and_split.
7257         (unnamed split, tstsi_t_zero_extract_xor,
7258         tstsi_t_zero_extract_subreg_xor_little,
7259         tstsi_t_zero_extract_subreg_xor_big): Delete.
7260         (*tstsi_t_shift_mask): New insn_and_split.
7261         (cmpeqsi_t, cmpgesi_t): Add new split for const_int 0 operands and try
7262         to recombine with surrounding insns when splitting.
7263         (*negtstsi): Add !sh_in_recog_treg_set_expr condition.
7264         (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0, *cmp_div0s_1): Rewrite as ...
7265         (cmp_div0s, *cmp_div0s_1, *cmp_div0s_2, *cmp_div0s_3, *cmp_div0s_4,
7266         *cmp_div0s_5, *cmp_div0s_6): ... these new insn_and_split patterns.
7267         (*cbranch_div0s: Delete.
7268         (*addc): Convert to insn_and_split.  Use treg_set_expr as 3rd operand.
7269         Try to recombine with surrounding insns when splitting.  Add operand
7270         order variants.
7271         (*addc_t_r, *addc_r_t): Use treg_set_expr_not_const01.
7272         (*addc_r_r_1, *addc_r_lsb, *addc_r_r_lsb, *addc_r_lsb_r, *addc_r_msb,
7273         *addc_r_r_msb, *addc_2r_msb): Delete.
7274         (*addc_2r_lsb): Rename to *addc_2r_t.  Use treg_set_expr.  Add operand
7275         order variant.
7276         (*addc_negreg_t): New insn_and_split.
7277         (*subc): Convert to insn_and_split.  Use treg_set_expr as 3rd operand.
7278         Try to recombine with surrounding insns when splitting.
7279         Add operand order variants.
7280         (*subc_negt_reg, *subc_negreg_t, *reg_lsb_t, *reg_msb_t): New
7281         insn_and_split patterns.
7282         (*rotcr): Use arith_reg_or_treg_set_expr.  Try to recombine with
7283         surrounding insns when splitting.
7284         (unnamed rotcr split): Use arith_reg_or_treg_set_expr.
7285         (*rotcl): Likewise.  Add zero_extract variant.
7286         (*ashrsi2_31): New insn_and_split.
7287         (*negc): Convert to insn_and_split.  Use treg_set_expr.
7288         (*zero_extend<mode>si2_disp_mem): Update comment.
7289         (movrt_negc, *movrt_negc, nott): Add !sh_in_recog_treg_set_expr split
7290         condition.
7291         (*mov_t_msb_neg, mov_neg_si_t): Use treg_set_expr.  Try to recombine
7292         with surrounding insns when splitting.
7293         (any_treg_expr_to_reg): New insn_and_split.
7294         (*neg_zero_extract_0, *neg_zero_extract_1, *neg_zero_extract_2,
7295         *neg_zero_extract_3, *neg_zero_extract_4, *neg_zero_extract_5,
7296         *neg_zero_extract_6, *zero_extract_0, *zero_extract_1,
7297         *zero_extract_2): New single bit zero extract patterns.
7298         (bld_reg, *bld_regqi): Fold into bld<mode>_reg.
7299         (*get_thread_pointersi, store_gbr, *mov<mode>_gbr_load,
7300         *mov<mode>_gbr_load, *mov<mode>_gbr_load, *mov<mode>_gbr_load,
7301         *movdi_gbr_load): Use arith_reg_dest instead of register_operand for
7302         set destination.
7303         (set_thread_pointersi, load_gbr): Use arith_reg_operand instead of
7304         register_operand for set source.
7305
7306 2015-01-23  Jan Hubicka  <hubicka@ucw.cz>
7307
7308         * i386.opt (prefetch_sse): New targetsave.
7309         * i386.c (ix86_function_specific_save): Save prefetch_sse.
7310         (ix86_function_specific_restore): Restore prefetch_sse and initialize
7311         ix86_cost/ix86_tune_cost.
7312
7313 2015-01-23  David Malcolm  <dmalcolm@redhat.com>
7314
7315         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
7316         Support the JIT by using 0 as the language type.
7317
7318 2015-01-23  Vladimir Makarov  <vmakarov@redhat.com>
7319
7320         PR target/64317
7321         * lra-lives.c (make_hard_regno_born): Add parameter.  Don't make
7322         REAL_PIC_OFFSET_TABLE_REGNUM conflicting with pic offset pseudo.
7323         (mark_regno_live, process_bb_lives): Pass new parameter value to
7324         make_hard_regno_born.
7325
7326 2015-01-23  Jakub Jelinek  <jakub@redhat.com>
7327
7328         PR rtl-optimization/63637
7329         PR rtl-optimization/60663
7330         * cse.c (merge_equiv_classes): Set new_elt->cost to MAX_COST
7331         if elt->cost is MAX_COST for ASM_OPERANDS.
7332         (find_sets_in_insn): Fix up comment typo.
7333         (cse_insn): Don't set src_volatile for all non-volatile
7334         ASM_OPERANDS in PARALLELs, but just those with multiple outputs
7335         or with "memory" clobber.  Set elt->cost to MAX_COST
7336         for ASM_OPERANDS in PARALLEL.  Set src_elt->cost to MAX_COST
7337         if new_src is ASM_OPERANDS and elt->cost is MAX_COST.
7338
7339 2015-01-23  Uros Bizjak  <ubizjak@gmail.com>
7340
7341         * config/i386/sse.md (sse2_loadld): Set attribute isa to sse2 for
7342         alternative 1.
7343
7344 2015-01-23  Uros Bizjak  <ubizjak@gmail.com>
7345
7346         * config/i386/gnu-user.h (CRT_GET_RFIB_DATA): Move definition to
7347         libgcc/config/i386/elf-lib.h.
7348
7349 2015-01-23  Jakub Jelinek  <jakub@redhat.com>
7350
7351         PR driver/64737
7352         * gcc.c (print_configuration): Don't print a blank line at the end
7353         here...
7354         (run_attempt): ... but here unstead.
7355
7356         PR middle-end/64734
7357         * omp-low.c (scan_sharing_clauses): Don't ignore
7358         OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION GOMP_MAP_POINTER clauses
7359         on target data/update constructs.
7360
7361 2015-01-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
7362
7363         PR target/50928
7364         * config/m32c/m32c.c (encode_pattern_1): Removed gcc_unreachable here.
7365         (DEBUG_RELOAD): Removed define.
7366         (m32c_limit_reload_class): Enable traces with if DEBUG0.
7367         (m32c_function_arg): Added a type cast.
7368         (m32c_legitimize_reload_address): Push A_REGS reload with PSImode.
7369         * config/m32c/addsub.md (addsi3_1): Specify the mode of all arguments.
7370         * config/m32c/bitops.md (andqi3_16): Likewise.
7371         * config/m32c/mov.md (m32c_immd_dbl_mov): Likewise.
7372         (push_a01_l): Likewise.
7373
7374 2015-01-23  David Malcolm  <dmalcolm@redhat.com>
7375
7376         PR jit/64721
7377         * main.c (main): Construct toplev instances with init_signals=true.
7378         * toplev.c (general_init): Add param "init_signals", and use it to
7379         conditionalize the calls to signal and host_hooks.extra_signals.
7380         (toplev::toplev): Add param "init_signals".
7381         (toplev::main): When invoking general_init, pass m_init_signals
7382         to control whether signal-handlers are installed.
7383         * toplev.h (toplev::toplev): Add param "init_signals".
7384         (toplev::m_init_signals): New field.
7385
7386 2015-01-23  David Malcolm  <dmalcolm@redhat.com>
7387
7388         PR jit/64722
7389         * emit-rtl.c (init_emit_regs): Set pic_offset_table_rtx to
7390         NULL_RTX before testing PIC_OFFSET_TABLE_REGNUM, since the
7391         latter may be affected by the former (e.g. on i686).
7392
7393 2015-01-23  Martin Liska  <mliska@suse.cz>
7394
7395         * tree.h (tree_vec_elt_check): Workaround -Wstrict-overflow
7396         false positive during profiledbootstrap.
7397
7398 2015-01-23  Tom de Vries  <tom@codesourcery.com>
7399
7400         PR libgomp/64672
7401         * lto-opts.c (lto_write_options): Output non-explicit conservative
7402         -fno-openacc.
7403         * lto-wrapper.c (merge_and_complain): Handle merging -fopenacc.
7404         (append_compiler_options): Pass -fopenacc through.
7405
7406 2015-01-23  Tom de Vries  <tom@codesourcery.com>
7407
7408         PR libgomp/64707
7409         * lto-opts.c (lto_write_options): Output non-explicit conservative
7410         -fno-openmp.
7411         * lto-wrapper.c (merge_and_complain): Handle merging -fopenmp.
7412         (append_compiler_options): Pass -fopenmp through.
7413
7414 2015-01-23  Jakub Jelinek  <jakub@redhat.com>
7415
7416         PR debug/64511
7417         * dwarf2out.c (struct dw_loc_descr_node): Add chain_next
7418         GTY markup.
7419
7420         * diagnostic-core.h (internal_error_no_backtrace): New prototype.
7421         * diagnostic.def (DK_ICE_NOBT): New kind.
7422         * diagnostic.c (diagnostic_action_after_output): Handle DK_ICE_NOBT
7423         like DK_ICE, but never print backtrace.
7424         (diagnostic_report_diagnostic): Handle DK_ICE_NOBT like DK_ICE.
7425         (internal_error_no_backtrace): New function.
7426         * gcc.c (execute): Use internal_error_no_backtrace instead of
7427         internal_error.
7428
7429 2015-01-22  Jeff Law  <law@redhat.com>
7430
7431         PR target/52076
7432         * config/m68k/m68k.md (xorsi3_internal): Twiddle constraints to
7433         improve code density for small immediate to memory case.
7434         (insv): Better handle bitfield assignments when the field is
7435         being set to all ones.
7436         * config/m68k/predicates.md (reg_or_pow2_m1_operand): New
7437         operand predicate.
7438
7439 2015-01-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7440             Jakub Jelinek  <jakub@redhat.com>
7441
7442         PR middle-end/64729
7443         * gcc.c (LINK_SSP_SPEC): Handle -fstack-protector-explicit
7444         for !TARGET_LIBC_PROVIDES_SSP version and
7445         -fstack-protector-{all,strong,explicit} otherwise.
7446         * config/freebsd.h (LINK_SSP_SPEC): Handle
7447         -fstack-protector-{strong,explicit}.
7448
7449 2015-01-22  Jan Hubicka  <hubicka@ucw.cz>
7450             H.J. Lu  <hongjiu.lu@intel.com>
7451
7452         PR ipa/64694
7453         * ipa-inline.c (inline_small_functions): Fix thinko in maintenance of
7454         heap.
7455
7456 2015-01-22  Wei Mi  <wmi@google.com>
7457
7458         PR rtl-optimization/64557
7459         * dse.c (record_store): Call get_addr for mem_addr.
7460         (check_mem_read_rtx): Likewise.
7461
7462 2015-01-22  Eric Botcazou  <ebotcazou@adacore.com>
7463
7464         * fold-const.c (const_binop): Add early return for non-tcc_binary.
7465
7466 2015-01-22  Chen Gang  <gang.chen.5i5j@gmail.com>
7467
7468         * toplev.c (init_local_tick): Process the failure when read
7469         fails for random_seed.
7470
7471         * ubsan.c (ubsan_type_descriptor): Use 'pretty_print' for
7472         'pretty_name' to avoid memory overflow.
7473
7474 2015-01-22  Richard Biener  <rguenther@suse.de>
7475
7476         PR middle-end/64728
7477         * tree-ssa-coalesce.c (coalesce_partitions): Do not perform
7478         abnormal coalescing on undefined SSA names.
7479
7480 2015-22-01  Uros Bizjak  <ubizjak@gmail.com>
7481
7482         PR target/64688
7483         PR target/64477
7484         * config/i386/sse.md (vec_set<mode>_0): Use (Yi/r/C) constraints
7485         for alternative 3.
7486         (*vec_dup<mode>): Use (Yi/$r) constraints for alternative 1.
7487
7488 2015-01-22  Trevor Saunders  <tsaunders@mozilla.com>
7489
7490         PR middle-end/63325
7491         * fold-const.c (fold_checksum_tree): Don't include value of
7492         expr->decl_with_vis.symtab_node in the checksum.
7493
7494 2015-01-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7495
7496         * config/s390/s390.md (atomic code attribute): Fix typo "ior" -> "or".
7497
7498 2015-01-22  Max Ostapenko  <m.ostapenko@partner.samsung.com>
7499
7500         PR driver/64690
7501         * gcc.c (insert_comments): New function.
7502         (try_generate_repro): Call it.
7503         (append_text): Removed.
7504
7505 2015-01-22  Richard Biener  <rguenther@suse.de>
7506
7507         * ipa-inline.c (can_inline_edge_p): Disable inlining of edges
7508         with IL incompatible options.  Properly honor user optimize
7509         attributes.
7510
7511 2015-01-21  Segher Boessenkool  <segher@kernel.crashing.org>
7512
7513         PR rtl-optimization/64682
7514         * combine.c (distribute_notes): When moving a death note for
7515         a register that is set in the new I2, make sure to put it
7516         before that new I2.
7517
7518 2015-01-21  David Edelsohn  <dje.gcc@gmail.com>
7519
7520         * config/rs6000/rs6000.c (rs6000_file_start): Use rs6000_isa_flags
7521         not TARGET_DEFAULT.
7522
7523 2015-01-21  Jakub Jelinek  <jakub@redhat.com>
7524
7525         PR debug/64511
7526         * simplify-rtx.c (simplify_relational_operation_1): Don't try to
7527         optimize (eq/ne (and (side_effects) (const_int 0)) (const_int 0))
7528         into (eq/ne (and (not (side_effects)) (const_int 0)) (const_int 0)).
7529
7530         PR sanitizer/64706
7531         * doc/invoke.texi (-fsanitize=vptr): Document.
7532
7533         PR rtl-optimization/62078
7534         * dse.c: Include cfgcleanup.h.
7535         (rest_of_handle_dse): For -fnon-call-exceptions, if DSE removed
7536         anything call purge_all_dead_edges and cleanup_cfg at the end
7537         of the pass.
7538
7539 2015-01-21  Jan Hubicka  <hubicka@ucw.cz>
7540
7541         * ipa-utils.c (ipa_merge_profiles): Avoid ICE on mismatch in indirect
7542         edges.
7543
7544 2015-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
7545
7546         * gimplify.c (gimplify_function_tree): Check the no_sanitize_thread
7547         decl attribute.
7548
7549 2015-01-21  David Sherwood  <david.sherwood@arm.com>
7550             Tejas Belagod <Tejas.Belagod@arm.com>
7551
7552         * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Removed.
7553         * config/aarch64/aarch64.c (aarch64_cannot_change_mode_class): Removed.
7554         * config/aarch64/aarch64-protos.h (aarch64_cannot_change_mode_class):
7555         Removed.
7556
7557 2015-01-21  David Sherwood  <david.sherwood@arm.com>
7558             Tejas Belagod <Tejas.Belagod@arm.com>
7559
7560         * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist)
7561         (aarch64_reverse_mask): New decls.
7562         * config/aarch64/iterators.md (UNSPEC_REV_REGLIST): New enum.
7563         (insn_count): New mode_attr.
7564         * config/aarch64/aarch64-simd.md (vec_store_lanesoi, vec_store_lanesci)
7565         (vec_store_lanesxi, vec_load_lanesoi, vec_load_lanesci)
7566         (vec_load_lanesxi): Made ABI compliant for Big Endian targets.
7567         (aarch64_rev_reglist, aarch64_simd_ld2, aarch64_simd_ld3)
7568         (aarch64_simd_ld4, aarch64_simd_st2, aarch64_simd_st3)
7569         (aarch64_simd_st4): New patterns.
7570         * config/aarch64/aarch64.c (aarch64_simd_attr_length_rglist)
7571         (aarch64_reverse_mask): New functions.
7572
7573 2015-01-21  Richard Sandiford  <richard.sandiford@arm.com>
7574
7575         * config/aarch64/aarch64-protos.h (aarch64_simd_disambiguate_copy):
7576         Declare.
7577         * config/aarch64/aarch64.c (aarch64_classify_address): Allow extra
7578         addressing modes for BE.
7579         (aarch64_print_operand): Add 'R' specifier.
7580         (aarch64_simd_disambiguate_copy): Delete.
7581         (aarch64_simd_emit_reg_reg_move): New function.
7582         * config/aarch64/aarch64-simd.md: Use aarch64_simd_emit_reg_reg_move
7583         in define_splits for structural moves.
7584         (mov<mode>): Use less restrictive predicates.
7585         (*aarch64_mov<mode>): Simplify and only allow for LE.
7586         (*aarch64_be_movoi, *aarch64_be_movci, *aarch64_be_movxi): New.
7587
7588 2015-01-21  Alan Hayward  <alan.hayward@arm.com>
7589
7590         * rtlanal.c (subreg_get_info): Exit early for simple and common cases.
7591
7592 2015-01-21  Richard Henderson  <rth@redhat.com>
7593
7594         PR target/64669
7595         * ccmp.c (used_in_cond_stmt_p): Remove.
7596         (expand_ccmp_expr): Don't use it.
7597
7598 2015-01-21  Nick Clifton  <nickc@redhat.com>
7599
7600         * config/rl78/rl78.c (rl78_calculate_death_notes): Look inside
7601         PARALLELs.
7602
7603 2015-01-21  Richard Biener  <rguenther@suse.de>
7604
7605         PR middle-end/64313
7606         * tree-core.h (builtin_info, builtin_info_type): Turn from
7607         an object with two arrays into an array of an object with
7608         decl and two flags, implicit_p and declared_p.
7609         * tree.h (builtin_decl_explicit, builtin_decl_implicit,
7610         set_builtin_decl, set_builtin_decl_implicit_p,
7611         builtin_decl_explicit_p, builtin_decl_implicit_p): Adjust.
7612         (set_builtin_decl_declared_p, builtin_decl_declared_p): New functions.
7613         * builtins.c (builtin_info): Adjust.
7614         * gimplify.c (gimplify_addr_expr): References to builtins
7615         that have been declared by the user makes them eligible for
7616         use by the compiler.  Call set_builtin_decl_implicit_p on them.
7617
7618 2015-01-20  Jeff Law  <law@redhat.com>
7619
7620         PR target/59946
7621         * config/m68k/m68k.md (Comparison expanders and patterns): Do not
7622         allow pc-relative addresses in operand predicates or constraints.
7623
7624 2015-01-21  Bin Cheng  <bin.cheng@arm.com>
7625
7626         * config/arm/arm.c (arm_cortex_a53_tune, arm_cortex_a57_tune): Prefer
7627         neon on aarch32 processors for stringops.
7628
7629 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7630
7631         PR ipa/63576
7632         * ipa-utils.c (ipa_merge_profiles): Merge speculative edges.
7633
7634 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7635
7636         PR lto/45375
7637         * ipa-inline.c: Include lto-streamer.h
7638         (report_inline_failed_reason): Output source file differences and
7639         flags on optimization/target node mismatch.
7640         (can_inline_edge_p): Consider caller to be the outer inline function;
7641         be less restrictive about matching opimize and optimize_size attributes.
7642         (inline_account_function_p): Break out from ...
7643         (inline_small_functions): ... here.
7644         * ipa-inline-transform.c (clone_inlined_nodes): Use
7645         inline_account_function_p.
7646         (inline_call): Use optimize attribution; use inline_account_function_p.
7647         (inline_transform): Use opt_for_fn.
7648         * ipa-inline.h (inline_account_function_p): Declare.
7649
7650 2015-01-20  Jakub Jelinek  <jakub@redhat.com>
7651
7652         PR debug/64663
7653         * dwarf2out.c (decl_piece_node): Don't put bitsize into
7654         mode if bitsize <= 0.
7655         (decl_piece_bitsize, adjust_piece_list, add_var_loc_to_decl,
7656         dw_sra_loc_expr): Use HOST_WIDE_INT instead of int for bit
7657         sizes and positions.
7658
7659 2015-01-20  Chung-Lin Tang  <cltang@codesourcery.com>
7660
7661         * config/nios2/nios2.c (nios2_asm_file_end): Implement
7662         TARGET_ASM_FILE_END hook for adding .note.GNU-stack section when
7663         needed.
7664         (TARGET_ASM_FILE_END): Define.
7665
7666 2015-01-20  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
7667
7668         * config/arm/arm-protos.h (enum arm_sched_autopref): New constants.
7669         (struct tune_params): Use the enum.
7670         * arm.c (arm_*_tune): Update.
7671         (arm_option_override): Update.
7672
7673 2015-01-20  Richard Biener  <rguenther@suse.de>
7674
7675         PR ipa/64684
7676         * ipa-reference.c (add_static_var): Inline ...
7677         (analyze_function): ... here after splitting out from ...
7678         (is_proper_for_analysis): ... this.
7679
7680 2015-01-20  Matthew Wahab  <matthew.wahab@arm.com>
7681
7682         PR target/64149
7683         * config/arm/arm.opt: Remove lra option and arm_lra_flag variablesle.
7684         * config/arm/arm.h (MODE_BASE_REG_CLASS): Remove use of arm_lra_flagag,
7685         replace the conditional with it's true branch.
7686         * config/arm/arm.config (TARGET_LRA_P): Set to hook_bool_void_true.
7687         (arm_lra_p): Remove.
7688
7689 2015-01-20  Eric Botcazou  <ebotcazou@adacore.com>
7690
7691         * config/visium/visium.h (LIB_SPEC): Adjust in default case.
7692
7693 2015-01-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
7694
7695         * config/tilegx/mul-tables.c: Move symtab.h include after
7696         coretypes.h include.
7697         * config/tilepro/mul-tables.c: Add includes hashtab.h, hash-set.h,
7698         vec.h, machmode.h, tm.h, hard-reg-set.h, input.h, function.h, rtl.h,
7699         flags.h, statistics.h, double-int.h, real.h, fixed-value.h, alias.h,
7700         wide-int.h, inchash.h, tree.h, insn-config.h, expmed.h, dojump.h,
7701         explow.h, calls.h, emit-rtl.h, varasm.h, stmt.h.
7702
7703 2015-01-20  Igor Zamyatin  <igor.zamyatin@intel.com>
7704
7705         PR bootstrap/64676
7706         Revert:
7707         2015-01-19  Igor Zamyatin  <igor.zamyatin@intel.com>
7708
7709         PR rtl-optimization/64081
7710         * loop-iv.c (def_pred_latch_p): New function.
7711         (latch_dominating_def): Allow specific cases with non-single
7712         definitions.
7713         (iv_get_reaching_def): Likewise.
7714         (check_complex_exit_p): New function.
7715         (check_simple_exit): Use check_complex_exit_p to allow certain cases
7716         with exits not executing on any iteration.
7717
7718 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7719
7720         PR lto/45375
7721         * i386.c (ix86_option_override_internal): Use ix86_tune_cost
7722         to set branch cost.
7723
7724 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7725
7726         PR lto/45375
7727         * i386.c (gate): Check flag_expensive_optimizations and
7728         optimize_size.
7729         (ix86_option_override_internal): Drop optimize_size condition
7730         on MASK_ACCUMULATE_OUTGOING_ARGS, MASK_VZEROUPPER,
7731         MASK_AVX256_SPLIT_UNALIGNED_LOAD, MASK_AVX256_SPLIT_UNALIGNED_STORE,
7732         MASK_PREFER_AVX128.
7733         (ix86_avx256_split_vector_move_misalign,
7734         ix86_avx256_split_vector_move_misalign): Check optimize_insn_for_speed.
7735         * sse.md (all uses of TARGET_PREFER_AVX128): Add
7736         optimize_insn_for_speed_p check.
7737
7738 2015-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
7739
7740         * config/mips/mips.h (FP_ASM_SPEC): New define.
7741         (ASM_SPEC): Remove floating-point options and use FP_ASM_SPEC
7742         instead.
7743
7744 2015-01-19  Oleg Endo  <olegendo@gcc.gnu.org>
7745
7746         PR target/53988
7747         * config/sh/sh-protos.h (sh_find_set_of_reg): Make sure not to return
7748         nullptr for insn when reaching the first insn.
7749         * config/sh/sh.c (sh_unspec_insn_p): Rewrite using subrtx_iterator.
7750         (sh_insn_operands_modified_between_p): Add nullptr check.
7751         (sh_find_extending_set_of_reg): Fix log message.  Don't accept
7752         sign extending mem load if the insn contains any UNSPEC or
7753         UNSPEC_VOLATILE.
7754
7755 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7756
7757         * params.def (inline-unit-growth): Drop to 15%.
7758         * invoke.texi (inline-unit-growth): Document change.
7759
7760 2015-01-19  Martin Liska  <mliska@suse.cz>
7761
7762         PR ipa/64668
7763         * ipa-icf-gimple.c (func_checker::compare_operand): Call proper
7764         function for second argument of OBJ_TYPE_REF.
7765
7766 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7767
7768         PR ipa/64218
7769         * ipa-inline.c (want_inline_function_to_all_callers_p): Fix check
7770         whether function is an alias.
7771
7772 2015-01-19  Jan Hubicka  <hubicka@ucw.cz>
7773
7774         * ipa-devirt.c (ipa_devirt): Drop polymorphic call info in hopeless
7775         cases.
7776
7777 2015-01-19  Vladimir Makarov  <vmakarov@redhat.com>
7778
7779         PR rtl-optimization/64671
7780         * lra-remat.c (operand_to_remat): Don't consider jump and call
7781         insns.
7782
7783 2015-01-19  David Edelsohn  <dje.gcc@gmail.com>
7784
7785         PR target/59828
7786         * config/rs6000/default64.h: Include rs6000-cpus.def.
7787         (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use ISA 2.7 (POWER8).
7788         (TARGET_DEFAULT) [BIG_ENDIAN]: Use POWER4.
7789         * config/rs6000/driver-rs6000.c (detect_processor_aix): Add POWER7
7790         and POWER8.
7791         * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Always default to
7792         POWER8.
7793         * config/rs6000/rs6000.c (rs6000_file_start): Emit .machine
7794         pseudo-op to specify assembler dialect.
7795
7796 2015-01-19  Martin Liska  <mliska@suse.cz>
7797
7798         PR ipa/64664
7799         * ipa-icf.c (sem_item_optimizer::filter_removed_items):
7800         Handle safe potentially removed nodes during filtering.
7801
7802 2015-01-19  Martin Liska  <mliska@suse.cz>
7803
7804         * doc/extend.texi (no_icf): Add new attribute description.
7805         * ipa-icf.c (sem_item_optimizer::merge_classes): Handle cases
7806         where the pass attempts to merge a function with no_icf attribute.
7807
7808 2015-01-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7809
7810         PR target/64532
7811         * doc/md.texi (ARM Options): Document register constraints.
7812
7813 2015-01-19  Jiong Wang  <jiong.wang@arm.com>
7814             Andrew Pinski  <apinski@cavium.com>
7815
7816         PR target/64304
7817         * config/aarch64/aarch64.md (define_insn "*ashl<mode>3_insn"): Deleted.
7818         (ashl<mode>3): Don't expand if operands[2] is not constant.
7819
7820 2015-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7821
7822         PR target/64448
7823         * config/aarch64/aarch64-simd.md (aarch64_simd_bsl<mode>_internal):
7824         Match xor-and-xor RTL pattern.
7825
7826 2015-01-19  Igor Zamyatin  <igor.zamyatin@intel.com>
7827
7828         PR rtl-optimization/64081
7829         * loop-iv.c (def_pred_latch_p): New function.
7830         (latch_dominating_def): Allow specific cases with non-single
7831         definitions.
7832         (iv_get_reaching_def): Likewise.
7833         (check_complex_exit_p): New function.
7834         (check_simple_exit): Use check_complex_exit_p to allow certain cases
7835         with exits not executing on any iteration.
7836
7837 2015-01-19  Jakub Jelinek  <jakub@redhat.com>
7838
7839         * common.opt (fgraphite): Fix a typo.
7840
7841 2015-01-19  Felix Yang  <felix.yang@huawei.com>
7842
7843         * config/aarch64/aarch64-simd.md (aarch64_<maxmin_uns>p<mode>): New
7844         pattern.
7845         * config/aarch64/aarch64-simd-builtins.def (smaxp, sminp, umaxp,
7846         uminp, smax_nanp, smin_nanp): New builtins.
7847         * config/aarch64/arm_neon.h (vpmax_s8, vpmax_s16, vpmax_s32,
7848         vpmax_u8, vpmax_u16, vpmax_u32, vpmaxq_s8, vpmaxq_s16, vpmaxq_s32,
7849         vpmaxq_u8, vpmaxq_u16, vpmaxq_u32, vpmax_f32, vpmaxq_f32, vpmaxq_f64,
7850         vpmaxqd_f64, vpmaxs_f32, vpmaxnm_f32, vpmaxnmq_f32, vpmaxnmq_f64,
7851         vpmaxnmqd_f64, vpmaxnms_f32, vpmin_s8, vpmin_s16, vpmin_s32, vpmin_u8,
7852         vpmin_u16, vpmin_u32, vpminq_s8, vpminq_s16, vpminq_s32, vpminq_u8,
7853         vpminq_u16, vpminq_u32, vpmin_f32, vpminq_f32, vpminq_f64, vpminqd_f64,
7854         vpmins_f32, vpminnm_f32, vpminnmq_f32, vpminnmq_f64, vpminnmqd_f64,
7855         vpminnms_f32): Rewrite using builtin functions.
7856
7857 2015-01-19  Thomas Schwinge  <thomas@codesourcery.com>
7858
7859         PR libgomp/64625
7860         * omp-low.c (offload_symbol_decl): Remove variable.
7861         (get_offload_symbol_decl): Remove function.
7862         (expand_omp_target): For BUILT_IN_GOMP_TARGET,
7863         BUILT_IN_GOMP_TARGET_DATA, BUILT_IN_GOMP_TARGET_UPDATE pass NULL
7864         instead of &__OFFLOAD_TABLE__, for BUILT_IN_GOACC_DATA_START,
7865         BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_PARALLEL,
7866         BUILT_IN_GOACC_UPDATE don't pass it at all.
7867
7868 2015-01-19  Ilya Enkovich  <ilya.enkovich@intel.com>
7869
7870         * tree-sra.c (some_callers_have_mismatched_arguments_p): Allow thunk
7871         callers.
7872
7873 2015-01-19  Ilya Enkovich  <ilya.enkovich@intel.com>
7874
7875         * ipa-chkp.c (chkp_produce_thunks): Add early param
7876         to split thunks production into two passes.  Keep
7877         'always_inline' function bodies after the first pass.
7878         (pass_data_ipa_chkp_early_produce_thunks): New.
7879         (pass_ipa_chkp_early_produce_thunks): New.
7880         (pass_ipa_chkp_produce_thunks::execute): Adjust to new
7881         chkp_produce_thunks signature.
7882         (make_pass_ipa_chkp_early_produce_thunks): New.
7883         * passes.def (pass_ipa_chkp_early_produce_thunks): New.
7884         (pass_ipa_chkp_produce_thunks): Move after local optimizations.
7885         * tree-pass.h (make_pass_ipa_chkp_early_produce_thunks): New.
7886
7887 2015-01-18  Jan Hubicka  <hubicka@ucw.cz>
7888
7889         * cgraph.c (cgraph_node::dump): Dump profile flags.
7890
7891 2015-01-18  Oleg Endo  <olegendo@gcc.gnu.org>
7892
7893         PR target/64652
7894         * config/sh/sh.md (udivsi3_i4, divsi3_i4): Make use of sfunc address
7895         reg appear first in the parallel.
7896
7897 2015-01-18  Jan Hubicka  <hubicka@ucw.cz>
7898
7899         * ipa-reference.c (set_reference_optimization_summary,
7900         ipa_reference_get_not_written_global): Do nothing if ipa-reference is
7901         disabled.
7902         (ignore_module_statics): New static var.
7903         (propagate_bits): If ipa-reference is disabled, do not look into local
7904         properties.
7905         (analyze_function): Disable analysis when ipa_reference is disabled.
7906         (generate_summary): Do not dump when reference is disabled;
7907         collect vars accessed from functions with ipa-reference disabled.
7908         (get_read_write_all_from_node): When ipa-reference is disabled, use the
7909         node flags.
7910         (gate): Enable for LTO.
7911         (ignore_edge_p): New function.
7912         (propagate): Skip functions w/o ipa-reference analysis.
7913         * optc-save-gen.awk: Handle optimize_debug correctly.
7914         * opth-gen.awk: Likewise.
7915         * common.opt (fauto-inc-dec, fdelete-dead-exceptions, ffunction-cse,
7916         fgraphite, fstrict-volatile-bitfields, fira-algorithm, fira-region,
7917         fira-share-save-slots, fira-share-spill-slots,
7918         fmodulo-sched-allow-regmoves, fpartial-inlining,
7919         sched-stalled-insns, fsched-stalled-insns-dep, fstrict-overflow,
7920         ftracer, ftree-parallelize-loops, fassociative-math,
7921         freciprocal-math, fvect-cost-model, fsimd-cost-model): Mark as
7922         Optimization
7923         (fauto-profile, fcommon, fdata-sections, fipa-icf-variables,
7924         ftoplevel-reorder, funit-at-a-time, fwhole-program): Do not mark as
7925         Optimization.
7926         * ipa-icf.c (gate, sem_item_optimizer::filter_removed_items):
7927         Fix for IPA.
7928
7929 2015-01-18  Jan Hubicka  <hubicka@ucw.cz>
7930
7931         PR ipa/64378
7932         * ipa-prop.c (try_make_edge_direct_virtual_call): Clear speculative
7933         flag correctly.
7934         * ipa-cp.c (ipa_get_indirect_edge_target_1): Handle speculation.
7935
7936 2015-01-18  Sandra Loosemore  <sandra@codesourcery.com>
7937
7938         * doc/invoke.texi ([-funroll-loops], [-funroll-all-loops]):
7939         Remove duplicate option listings.
7940
7941 2015-01-18  Felix Yang  <felix.yang@huawei.com>
7942
7943         * auto-profile.c (afdo_find_equiv_class): Remove unnecessary test.
7944         (autofdo_source_profile::get_callsite_total_count,
7945         function_instance::get_function_instance_by_decl,
7946         string_table::get_index, string_table::get_index_by_decl,
7947         afdo_vpt_for_early_inline, afdo_callsite_hot_enough_for_early_inline):
7948         Fix comment typos. Reformatting and minor code rearrangement.
7949
7950 2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
7951
7952         * config/rs6000/rs6000.md (probe_stack): Delete.
7953         (probe_stack_address): New.
7954
7955 2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
7956
7957         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use TARGET_32BIT
7958         to test for 32-bit ABIs, not !TARGET_POWERPC64.
7959
7960 2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
7961
7962         * config/rs6000/rs6000.c (rs6000_parallel_return): New function.
7963         (rs6000_function_value): Use it.  Handle SCmode and TCmode as well,
7964         for TARGET_32BIT && TARGET_POWERPC64.  Fix another BITS_PER_WORD
7965         snafu.
7966         (rs6000_libcall_value): Use the new function.
7967
7968 2015-01-17  Sandra Loosemore  <sandra@codesourcery.com>
7969
7970         * doc/invoke.texi ([-ftracer]): Remove duplicate option listing.
7971
7972 2015-01-17  Eric Botcazou  <ebotcazou@adacore.com>
7973
7974         * reorg.c (fill_simple_delay_slots): If TARGET_FLAGS_REGNUM is valid,
7975         implement a more precise life analysis for it during backward scan.
7976
7977 2015-01-17  Jan Kratochvil  <jan.kratochvil@redhat.com>
7978
7979         * dwarf2out.c (gen_producer_string): Ignore also OPT_fpreprocessed.
7980
7981 2015-01-17  Bernd Schmidt  <bernds@codesourcery.com>
7982
7983         PR rtl-optimization/52773
7984         * calls.c (emit_library_call_value): When pushing arguments use
7985         stack_pointer_rtx rather than virtual_outgoing_args_rtx in
7986         CALL_INSN_FUNCTION_USAGE.  Only emit one of use of the magic
7987         stack pointer reference into CALL_INSN_FUNCTION_USAGE.
7988
7989 2015-01-17  Jeff Law  <law@redhat.com>
7990
7991         PR rtl-optimization/32790
7992         * reginfo.c (reg_scan_mark_refs): Look for ZERO_EXTRACT,
7993         not ZERO_EXTEND in SET_DESTs.
7994
7995 2015-01-17  Alan Modra  <amodra@gmail.com>
7996
7997         * cprop.c (do_local_cprop): Revert last change.
7998
7999 2015-01-16  DJ Delorie  <dj@redhat.com>
8000             Nick Clifton  <nickc@redhat.com>
8001
8002         * config/rl78/rl78-real.md (addqi3_real): Allow volatiles.
8003         (addhi3_real): Likewise.  Fix [HL+0] syntax.
8004         (subqi3_real): Likewise.
8005         (subhi3_real): Likewise.
8006         (cbranchqi4_real): Likewise.  Allow saddr,#imm.
8007         (cbranchhi4_real): Likewise.
8008         (cbranchhi4_real_inverted): Likewise.
8009         (cbranchsi4_real_lt): Likewise.
8010         (cbranchsi4_real_ge): Likewise.
8011         (cbranchsi4_real_ge): Likewise.
8012         * config/rl78/rl78-virt.md (add<mode>3_virt): Likewise.
8013         (sub<mode>3_virt): Likewise.
8014         (cbranchqi4_virt): Likewise.
8015         (cbranchhi4_virt): Likewise.
8016         * config/rl78/rl78.c (rl78_print_operand_1): 'p' modifier means
8017         always use '[reg+imm]' even when imm is zero.
8018         * config/rl78/predicates.md (rl78_volatile_memory_operand): New.
8019         (rl78_general_operand): New.
8020         (rl78_nonimmediate_operand): New.
8021         (rl78_nonfar_operand): Use them.
8022         (rl78_nonfar_nonimm_operand): Likewise.
8023         (rl78_stack_based_mem): Fix.
8024         * config/rl78/constraints.md (Ibqi): New.
8025         (IBqi): New.
8026         (Wsa): New.
8027         (Wsf): New.
8028         (Cs1): Fix.
8029         * config/rl78/rl78-expand.md (andqi3): Accept volatiles.
8030         (iorqi3): Likewise.
8031         (xorqi3): Likewise.
8032         * config/rl78/rl78-protos.h (rl78_sfr_p): New.
8033
8034         * config/rl78/constrains (Qs8): New constraint.
8035         * config/rl78/rl78.c (rl78_flags_already_set): New function.
8036         * config/rl78/rl78-protos.h (rl78_flags_already_set): New prototype.
8037         * config/rl78/rl78-real.md (update_Z): New attribute.
8038         Update patterns to set it.
8039         (cbranchqi4_real): Call rl78_flags_already_set() to determine if a
8040         shorter compare and branch sequence can be used.
8041         (cbranchhi4_real): Likewise.
8042         (cbranchhi4_real_inverted): Likewise.
8043
8044         * config/rl78/predicates.md (uword_operand): Allow symbol_refs.
8045         * config/rl78/rl78-c.c (rl78_register_pragmas): Register __near
8046         address space.
8047         * config/rl78/rl78.c (rl78_get_name_encoding): New.
8048         (rl78_option_override): Allow -mes0 only if C.
8049         (characterize_address): Support subregs of symbol_refs.
8050         (rl78_addr_space_address_mode): Move.  Add __near.
8051         (rl78_far_p): Likewise.
8052         (rl78_addr_space_pointer_mode): Likewise.
8053         (rl78_as_legitimate_address): Likewise.
8054         (rl78_addr_space_subset_p): Likewise.
8055         (rl78_addr_space_convert): Likewise.
8056         (rl78_print_operand_1): Support 16-bit addressing of 32-bit
8057         symbols with -mes0.
8058         (transcode_memory_rtx): Don't copy ES if -mes0.  Allow symbol[BC]
8059         addressing.
8060         (rl78_alloc_physical_registers_op1): Change logic to prefer
8061         symbol[BC] addressing.
8062         (frodata_section): New.
8063         (rl78_asm_init_sections): Initialize it.
8064         (rl78_select_section): Put __far readonly symbols in .frodata.
8065         (rl78_make_type_far): New.
8066         (rl78_insert_attributes): Force all readonly symbols to be
8067         __far when -mes0.
8068         (rl78_asm_out_integer): New.
8069         * config/rl78/rl78.h (ADDR_SPACE_NEAR): New.
8070         * config/rl78/rl78.opt (-mes0): New.
8071
8072         * config/rl78/rl78.h (ASM_OUTPUT_LABELREF): New.
8073         (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8074         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
8075         * config/rl78/rl78-protos.h (rl78_output_labelref): New.
8076         (rl78_saddr_p): New.
8077         (rl78_output_aligned_common): New.
8078         * config/rl78/rl78.c (rl78_output_symbol_ref): Strip encodings.
8079         (rl78_handle_saddr_attribute): New.
8080         (rl78_handle_naked_attribute): New.
8081         (rl78_attribute_table): Add saddr.
8082         (rl78_print_operand_1): Don't print '!' on saddr operands.
8083         (rl78_print_operand_1): Strip encodings.
8084         (rl78_sfr_p): New.
8085         (rl78_strip_name_encoding): New.
8086         (rl78_attrlist_to_encoding): New.
8087         (rl78_encode_section_info): New.
8088         (rl78_asm_init_sections): New.
8089         (rl78_select_section): New.
8090         (rl78_output_labelref): New.
8091         (rl78_output_aligned_common): New.
8092         (rl78_asm_out_integer): New.
8093         (rl78_asm_ctor_dtor): New.
8094         (rl78_asm_constructor): New.
8095         (rl78_asm_destructor): New.
8096
8097         * config/rl78/rl78-real.md (movqi_es): Rename to movqi_to_es.
8098         * config/rl78/rl78.c (rl78_expand_epilogue): Update.
8099         (transcode_memory_rtx): Update.
8100         (rl78_expand_epilogue): Use A_REG instead of 0.
8101
8102 2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
8103
8104         * config/arm/arm-protos.h (struct tune_params): New field
8105         sched_autopref_queue_depth.
8106         * config/arm/arm.c (sched-int.h): Include header.
8107         (arm_first_cycle_multipass_dfa_lookahead_guard,)
8108         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Define hook.
8109         (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,)
8110         (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,)
8111         (arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,)
8112         (arm_cortex_a53_tune, arm_cortex_a57_tune, arm_xgene1_tune,)
8113         (arm_cortex_a5_tune, arm_cortex_a9_tune, arm_cortex_a12_tune,)
8114         (arm_v7m_tune, arm_cortex_m7_tune, arm_v6m_tune, arm_fa726te_tune):
8115         Specify sched_autopref_queue_depth value.  Enabled for A15 and A57.
8116         * config/arm/t-arm (arm.o): Update.
8117         * haifa-sched.c (update_insn_after_change): Update.
8118         (rank_for_schedule): Use auto-prefetcher model, if requested.
8119         (autopref_multipass_init): New static function.
8120         (autopref_rank_for_schedule): New rank_for_schedule heuristic.
8121         (autopref_multipass_dfa_lookahead_guard_started_dump_p): New static
8122         variable for debug dumps.
8123         (autopref_multipass_dfa_lookahead_guard_1): New static helper function.
8124         (autopref_multipass_dfa_lookahead_guard): New global function that
8125         implements TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD hook.
8126         (init_h_i_d): Update.
8127         * params.def (PARAM_SCHED_AUTOPREF_QUEUE_DEPTH): New tuning knob.
8128         * sched-int.h (enum autopref_multipass_data_status): New const enum.
8129         (autopref_multipass_data_): Structure for auto-prefetcher data.
8130         (autopref_multipass_data_def, autopref_multipass_data_t): New typedefs.
8131         (struct _haifa_insn_data:autopref_multipass_data): New field.
8132         (INSN_AUTOPREF_MULTIPASS_DATA): New access macro.
8133         (autopref_multipass_dfa_lookahead_guard): Declare.
8134
8135 2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
8136
8137         * rtlanal.c (get_base_term): Handle SCRATCH.
8138
8139 2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
8140
8141         * config/aarch64/aarch64.c
8142         (aarch64_sched_first_cycle_multipass_dfa_lookahead): Implement hook.
8143         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
8144         * config/arm/arm.c
8145         (arm_first_cycle_multipass_dfa_lookahead): Implement hook.
8146         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
8147
8148 2015-01-17  Alan Modra  <amodra@gmail.com>
8149
8150         * cprop.c (do_local_cprop): Disallow replacement of fixed
8151         hard registers.
8152
8153 2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8154
8155         PR target/62066
8156         * config/arm/arm-builtins.c (arm_expand_neon_args): Call va_end before
8157         early return 0.
8158
8159 2015-01-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>
8160
8161         * sanitizer.def (BUILT_IN_TSAN_VPTR_UPDATE): Fixed parameters.
8162         * tsan.c (instrument_expr): Fixed parameters of __tsan_vptr_update.
8163
8164 2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8165
8166         * config/arm/arm.md: Move comment about splitting Thumb1 patterns to...
8167         * config/arm/thumb1.md: ... Here.
8168
8169 2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>
8170
8171         * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Disallow
8172         TImode for TARGET_32BIT.
8173
8174 2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>
8175
8176         * config/rs6000/rs6000.c (TARGET_LIBGCC_CMP_RETURN_MODE,
8177         TARGET_LIBGCC_SHIFT_COUNT_MODE, TARGET_UNWIND_WORD_MODE): Implement
8178         as ...
8179         (rs6000_abi_word_mode): New function.
8180
8181 2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>
8182
8183         * config/rs6000/rs6000.c (rs6000_va_start): Use MIN_UNITS_PER_WORD
8184         instead of UNITS_PER_WORD to describe the size of stack slots.
8185
8186 2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>
8187
8188         * config/rs6000/rs6000.c (TARGET_PROMOTE_FUNCTION_MODE): Implement
8189         as rs6000_promote_function_mode.  Move comment to there.
8190         (rs6000_promote_function_mode): New function.
8191
8192 2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>
8193
8194         * config/rs6000/rs6000.h (PROMOTE_MODE): Correct test for when -m32
8195         -mpowerpc64 is active.
8196
8197 2015-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>
8198
8199         PR middle-end/64353
8200         * tree-cfg.c (pass_data_fixup_cfg): Update SSA for
8201         virtuals on start.
8202
8203 2015-01-16  James Greenhalgh  <james.greenhalgh@arm.com>
8204
8205         * config/arm/cortex-a57.md: Remove duplicate of file accidentally
8206         introduced in revision 219724.
8207
8208 2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8209             Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8210
8211         PR target/64263
8212         * config/aarch64/aarch64.md (*movsi_aarch64): Don't split if the
8213         destination is not a GP reg.
8214         (*movdi_aarch64): Likewise.
8215
8216 2015-01-16  David Edelsohn  <dje.gcc@gmail.com>
8217
8218         PR target/64623
8219         * config/rs6000/default64.h: Revert ISA change.
8220
8221 2015-01-16  Richard Biener  <rguenther@suse.de>
8222
8223         PR middle-end/64614
8224         * tree-ssa-uninit.c: Include tree-cfg.h.
8225         (MAX_SWITCH_CASES): New define.
8226         (convert_control_dep_chain_into_preds): Handle switch statements.
8227         (is_pred_expr_subset_of): Handle x == CST vs. (x & CST) != 0.
8228         (normalize_one_pred_1): Do not split bit-manipulations.
8229         Record (x & CST).
8230
8231 2015-01-16  Richard Biener  <rguenther@suse.de>
8232
8233         PR tree-optimization/64568
8234         * tree-ssa-forwprop.c (pass_forwprop::execute): Guard
8235         complex load rewriting for TARGET_MEM_REFs.
8236
8237 2015-01-16  Uros Bizjak  <ubizjak@gmail.com>
8238
8239         * builtins.c (expand_builtin_acc_on_device): Check target for NULL.
8240
8241 2015-01-16  Matthew Wahab  <matthew.wahab@arm.com>
8242
8243         PR target/64149
8244         * config/aarch64/aarch64.opt: Remove lra option and aarch64_lra_flag
8245         variable.
8246         * config/aarch64/aarch64.c (TARGET_LRA_P): Set to hook_bool_void_true.
8247         (aarch64_lra_p): Remove.
8248
8249 2015-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>
8250
8251         PR target/64363
8252         * ipa-chkp.h (chkp_instrumentable_p): New.
8253         * ipa-chkp.c: Include tree-inline.h.
8254         (chkp_instrumentable_p): New.
8255         (chkp_maybe_create_clone): Use chkp_instrumentable_p.
8256         Fix processing of not instrumentable functions.
8257         (chkp_versioning): Use chkp_instrumentable_p. Warn about
8258         not instrumentable functions.
8259         * tree-chkp.c (chkp_add_bounds_to_call_stmt): Use
8260         chkp_instrumentable_p.
8261         * tree-inline.h (copy_forbidden): New.
8262         * tree-inline.c (copy_forbidden): Not static anymore.
8263
8264 2015-01-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8265
8266         * optc-save-gen.awk (cl_target_option_print_diff): Mark indent,
8267         ptr1, ptr2 unused.
8268
8269 2015-01-16  Robert Suchanek  <robert.suchanek@imgtec.com>
8270
8271         * lra-constraints.c (curr_insn_transform): Change a reload pseudo of
8272         type OP_OUT to OP_INOUT.
8273
8274 2015-01-16  Robert Suchanek  <robert.suchanek@imgtec.com>
8275
8276         * simplify-rtx.c (simplify_replace_fn_rtx): Simplify (lo_sum
8277         (high x) y) to y if x and y have the same base.
8278
8279 2015-01-16  James Greenhalgh  <james.greenhalgh@arm.com>
8280
8281         * config/arm/cortex-a57.md: New.
8282         * config/aarch64/aarch64.md: Include it.
8283         * config/aarch64/aarch64-cores.def (cortex-a57): Tune for it.
8284         * config/aarch64/aarch64-tune.md: Regenerate.
8285
8286 2015-01-16  Zhenqiang Chen  <zhenqiang.chen@arm.com>
8287
8288         PR target/64015
8289         * ccmp.c (expand_ccmp_next): New function.
8290         (expand_ccmp_expr_1, expand_ccmp_expr): Handle operand insn sequence
8291         and compare insn sequence.
8292         * config/aarch64/aarch64.c (aarch64_code_to_ccmode,
8293         aarch64_gen_ccmp_first, aarch64_gen_ccmp_next): New functions.
8294         (TARGET_GEN_CCMP_FIRST, TARGET_GEN_CCMP_NEXT): New MICRO.
8295         * config/aarch64/aarch64.md (*ccmp_and): Changed to ccmp_and<mode>.
8296         (*ccmp_ior): Changed to ccmp_ior<mode>.
8297         (cmp<mode>): New pattern.
8298         * doc/tm.texi (TARGET_GEN_CCMP_FIRST, TARGET_GEN_CCMP_NEXT): Update
8299         parameters.
8300         * target.def (gen_ccmp_first, gen_ccmp_next): Update parameters.
8301
8302 2015-01-16  Ilya Tocar  <ilya.tocar@intel.com>
8303
8304         * config/i386/avx2intrin.h (_mm256_bslli_epi128,
8305         _mm256_bsrli_epi128): New.
8306         * config/i386/emmintrin.h (_mm_bsrli_si128, _mm_bslli_si128): Ditto.
8307
8308 2015-01-15  Jiong Wang  <jiong.wang@arm.com>
8309
8310         * expmed.c (store_bit_field_using_insv): Improve warning message.
8311         Use %wu instead of HOST_WIDE_INT_PRINT_UNSIGNED.
8312
8313 2015-01-15  Jiong Wang  <jiong.wang@arm.com>
8314
8315         PR rtl-optimization/64011
8316         * expmed.c (store_bit_field_using_insv): Warn and truncate bitsize when
8317         there is partial overflow.
8318
8319 2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>
8320
8321         * config/nds32/nds32-protos.h (nds32_expand_epilogue): Change
8322         prototype.
8323         (nds32_expand_epilogue_v3pop): Likewise.
8324         * config/nds32/nds32.md (sibcall): Define this for sibling call
8325         optimization.
8326         (sibcall_register): Likewise.
8327         (sibcall_immediate): Likewise.
8328         (sibcall_value): Likewise.
8329         (sibcall_value_register): Likewise.
8330         (sibcall_value_immediate): Likewise.
8331         (sibcall_epilogue): Likewise.
8332         (epilogue): Pass false to indicate this is not a sibcall epilogue.
8333         * config/nds32/nds32.c (nds32_expand_epilogue): Consider sibcall case.
8334         (nds32_expand_epilogue_v3pop): Likewise.
8335
8336 2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>
8337
8338         * config/nds32/nds32-protos.h (nds32_can_use_return_insn): New.
8339         * config/nds32/nds32.md (unspec_volatile_func_return): Remove.
8340         (return_internal): New.
8341         (return): Define this named pattern.
8342         (simple_return): Define this named pattern.
8343         * config/nds32/nds32.c (nds32_expand_epilogue): Emit return_internal
8344         pattern instead of unspec_volatile_func_return.
8345         (nds32_expand_epilogue_v3pop): Likewise.
8346         (nds32_can_use_return_insn): New function.
8347
8348 2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>
8349
8350         * config/nds32/constants.md (UNSPEC_VOLATILE_POP25_RETURN): New.
8351         * config/nds32/nds32.md (pop25return): New.
8352         * config/nds32/nds32.c (nds32_expand_epilogue_v3pop): Emit
8353         pop25return pattern.
8354
8355 2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>
8356
8357         * doc/invoke.texi (NDS32 Options): Remove -mforce-fp-as-gp,
8358         -mforbid-fp-as-gp, and -mex9 options.
8359
8360 2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>
8361
8362         * doc/invoke.texi (NDS32 Options): Add -mcmodel= option and
8363         remove -mgp-direct option.
8364
8365 2015-01-15  Jan Hubicka  <hubicka@ucw.cz>
8366
8367         * doc/invoke.texi (--param early-inlining-insns): Update default value.
8368         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 14.
8369
8370 2015-01-15  Jan Hubicka  <hubicka@ucw.cz>
8371
8372         * ipa-inline.c (inline_small_functions): Work around hints
8373         cache issue.
8374
8375 2015-01-15  Sandra Loosemore  <sandra@codesourcery.com>
8376
8377         PR target/59710
8378         * doc/invoke.texi (Option Summary): Document new Nios II
8379         -mgpopt= syntax.
8380         (Nios II Options): Likewise.
8381         * config/nios2/nios2.opt: Add -mgpopt= option support.
8382         Modify existing -mgpopt and -mno-gpopt options to be aliases.
8383         * config/nios2/nios2-opts.h (enum nios2_gpopt_type): New.
8384         * config/nios2/nios2.c (nios2_option_override): Adjust
8385         -mgpopt defaulting.
8386         (nios2_in_small_data_p): Return true for explicit small data
8387         sections even with -G0.
8388         (nios2_symbol_ref_in_small_data_p): Adjust to handle new -mgpopt=
8389         option choices.
8390
8391 2015-01-15  Jan Hubicka  <hubicka@ucw.cz>
8392
8393         PR ipa/64612
8394         * ipa-inline-transform.c (can_remove_node_now_p): Fix handling
8395         of comdat locals.
8396         (inline_call): Fix removal of aliases.
8397
8398 2015-01-15  Jakub Jelinek  <jakub@redhat.com>
8399
8400         * flag-types.h (enum sanitize_code): Add SANITIZE_VPTR,
8401         include SANITIZE_VPTR in SANITIZE_UNDEFINED.
8402         * opts.c (common_handle_option): Add -fsanitize=vptr.
8403         * sanitizer.def (BUILT_IN_UBSAN_HANDLE_DYNAMIC_TYPE_CACHE_MISS,
8404         BUILT_IN_UBSAN_HANDLE_DYNAMIC_TYPE_CACHE_MISS_ABORT): New.
8405         * ubsan.h (enum ubsan_null_ckind): Add UBSAN_DOWNCAST_POINTER,
8406         UBSAN_DOWNCAST_REFERENCE, UBSAN_UPCAST and UBSAN_CAST_TO_VBASE.
8407         (ubsan_expand_vptr_ifn): New prototype.
8408         * internal-fn.c (expand_ANNOTATE, expand_GOMP_SIMD_LANE,
8409         expand_GOMP_SIMD_VF, expand_GOMP_SIMD_LAST_LANE, expand_UBSAN_NULL,
8410         expand_UBSAN_BOUNDS, expand_UBSAN_OBJECT_SIZE, expand_ASAN_CHECK,
8411         expand_LOOP_VECTORIZED): Make argument nameless, remove
8412         ATTRIBUTE_UNUSED.
8413         (expand_UBSAN_VPTR): New function.
8414         * internal-fn.def (UBSAN_NULL, ASAN_CHECK): Use R instead of W
8415         in fn spec.
8416         (UBSAN_VPTR): New internal function.
8417         * sanopt.c (tree_map_traits): Renamed to ...
8418         (sanopt_tree_map_traits): ... this.
8419         (sanopt_tree_triplet, sanopt_tree_triplet_map_traits): New classes.
8420         (sanopt_ctx): Adjust asan_check_map type for tree_map_traits
8421         to sanopt_tree_map_traits renaming.  Add vptr_check_map field.
8422         (maybe_optimize_ubsan_vptr_ifn): New function.
8423         (sanopt_optimize_walker): Handle IFN_UBSAN_VPTR.
8424         (pass_sanopt::execute): Likewise.  Call sanopt_optimize even for
8425         -fsanitize=vptr.
8426         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Handle certain
8427         internal calls like pure functions for aliasing, even when they
8428         have other side-effects that prevent making them ECF_PURE.
8429         * ubsan.c (ubsan_vptr_type_cache_decl): New variable.
8430         (ubsan_expand_vptr_ifn): New function.
8431
8432 2015-01-15  Vladimir Makarov  <vmakarov@redhat.com>
8433
8434         PR rtl-optimization/64110
8435         * stmt.c (parse_output_constraint): Process '^' and '$'.
8436         (parse_input_constraint): Ditto.
8437         * lra-constraints.c (process_alt_operands): Process the new
8438         constraints.
8439         * ira-costs.c (record_reg_classes): Process the new constraint
8440         '^'.
8441         * genoutput.c (indep_constraints): Add '^' and '$'.
8442         * config/i386/sse.md (*vec_dup<mode>): Use '$' instead of '!'.
8443         * doc/md.texi: Add description of the new constraints.
8444
8445 2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
8446             Bernd Schmidt  <bernds@codesourcery.com>
8447             Cesar Philippidis  <cesar@codesourcery.com>
8448             James Norris  <jnorris@codesourcery.com>
8449             Tom de Vries  <tom@codesourcery.com>
8450             Ilmir Usmanov  <i.usmanov@samsung.com>
8451             Dmitry Bocharnikov  <dmitry.b@samsung.com>
8452             Evgeny Gavrin  <e.gavrin@samsung.com>
8453             Jakub Jelinek  <jakub@redhat.com>
8454
8455         * builtin-types.def (BT_FN_VOID_INT_INT_VAR)
8456         (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
8457         (BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
8458         New function types.
8459         * builtins.c: Include "gomp-constants.h".
8460         (expand_builtin_acc_on_device): New function.
8461         (expand_builtin, is_inexpensive_builtin): Handle
8462         BUILT_IN_ACC_ON_DEVICE.
8463         * builtins.def (DEF_GOACC_BUILTIN, DEF_GOACC_BUILTIN_COMPILER):
8464         New macros.
8465         * cgraph.c (cgraph_node::create): Consider flag_openacc next to
8466         flag_openmp.
8467         * config.gcc <nvptx-*> (tm_file): Add nvptx/offload.h.
8468         <*-intelmic-* | *-intelmicemul-*> (tm_file): Add
8469         i386/intelmic-offload.h.
8470         * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): For -fopenacc, link
8471         to libgomp and its dependencies.
8472         * config/arc/arc.h (LINK_COMMAND_SPEC): Likewise.
8473         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8474         * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8475         * config/ia64/hpux.h (LIB_SPEC): Likewise.
8476         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8477         * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8478         * doc/generic.texi: Update for OpenACC changes.
8479         * doc/gimple.texi: Likewise.
8480         * doc/invoke.texi: Likewise.
8481         * doc/sourcebuild.texi: Likewise.
8482         * gimple-pretty-print.c (dump_gimple_omp_for): Handle
8483         GF_OMP_FOR_KIND_OACC_LOOP.
8484         (dump_gimple_omp_target): Handle GF_OMP_TARGET_KIND_OACC_KERNELS,
8485         GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_DATA,
8486         GF_OMP_TARGET_KIND_OACC_UPDATE,
8487         GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA.
8488         Dump more data.
8489         * gimple.c: Update comments for OpenACC changes.
8490         * gimple.def: Likewise.
8491         * gimple.h: Likewise.
8492         (enum gf_mask): Add GF_OMP_FOR_KIND_OACC_LOOP,
8493         GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_KERNELS,
8494         GF_OMP_TARGET_KIND_OACC_DATA, GF_OMP_TARGET_KIND_OACC_UPDATE,
8495         GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA.
8496         (gimple_omp_for_cond, gimple_omp_for_set_cond): Sort in the
8497         appropriate place.
8498         (is_gimple_omp_oacc, is_gimple_omp_offloaded): New functions.
8499         * gimplify.c: Include "gomp-constants.h".
8500         Update comments for OpenACC changes.
8501         (is_gimple_stmt): Handle OACC_PARALLEL, OACC_KERNELS, OACC_DATA,
8502         OACC_HOST_DATA, OACC_DECLARE, OACC_UPDATE, OACC_ENTER_DATA,
8503         OACC_EXIT_DATA, OACC_CACHE, OACC_LOOP.
8504         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
8505         OMP_CLAUSE__CACHE_, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
8506         OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
8507         OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER,
8508         OMP_CLAUSE_VECTOR, OMP_CLAUSE_DEVICE_RESIDENT,
8509         OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
8510         OMP_CLAUSE_SEQ.
8511         (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Use
8512         GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
8513         OMP_CLAUSE_SET_MAP_KIND.
8514         (gimplify_oacc_cache): New function.
8515         (gimplify_omp_for): Handle OACC_LOOP.
8516         (gimplify_omp_workshare): Handle OACC_KERNELS, OACC_PARALLEL,
8517         OACC_DATA.
8518         (gimplify_omp_target_update): Handle OACC_ENTER_DATA,
8519         OACC_EXIT_DATA, OACC_UPDATE.
8520         (gimplify_expr): Handle OACC_LOOP, OACC_CACHE, OACC_HOST_DATA,
8521         OACC_DECLARE, OACC_KERNELS, OACC_PARALLEL, OACC_DATA,
8522         OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_UPDATE.
8523         (gimplify_body): Consider flag_openacc next to flag_openmp.
8524         * lto-streamer-out.c: Include "gomp-constants.h".
8525         * omp-builtins.def (BUILT_IN_ACC_GET_DEVICE_TYPE)
8526         (BUILT_IN_GOACC_DATA_START, BUILT_IN_GOACC_DATA_END)
8527         (BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_PARALLEL)
8528         (BUILT_IN_GOACC_UPDATE, BUILT_IN_GOACC_WAIT)
8529         (BUILT_IN_GOACC_GET_THREAD_NUM, BUILT_IN_GOACC_GET_NUM_THREADS)
8530         (BUILT_IN_ACC_ON_DEVICE): New builtins.
8531         * omp-low.c: Include "gomp-constants.h".
8532         Update comments for OpenACC changes.
8533         (struct omp_context): Add reduction_map, gwv_below, gwv_this
8534         members.
8535         (extract_omp_for_data, use_pointer_for_field, install_var_field)
8536         (new_omp_context, delete_omp_context, scan_sharing_clauses)
8537         (create_omp_child_function, scan_omp_for, scan_omp_target)
8538         (check_omp_nesting_restrictions, lower_reduction_clauses)
8539         (build_omp_regions_1, diagnose_sb_0, make_gimple_omp_edges):
8540         Update for OpenACC changes.
8541         (scan_sharing_clauses): Handle OMP_CLAUSE_NUM_GANGS:
8542         OMP_CLAUSE_NUM_WORKERS: OMP_CLAUSE_VECTOR_LENGTH,
8543         OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT, OMP_CLAUSE_GANG,
8544         OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, OMP_CLAUSE_DEVICE_RESIDENT,
8545         OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE__CACHE_, OMP_CLAUSE_INDEPENDENT,
8546         OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ.  Use GOMP_MAP_* instead of
8547         OMP_CLAUSE_MAP_*.
8548         (expand_omp_for_static_nochunk, expand_omp_for_static_chunk):
8549         Handle GF_OMP_FOR_KIND_OACC_LOOP.
8550         (expand_omp_target, lower_omp_target): Handle
8551         GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_KERNELS,
8552         GF_OMP_TARGET_KIND_OACC_UPDATE,
8553         GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA,
8554         GF_OMP_TARGET_KIND_OACC_DATA.
8555         (pass_expand_omp::execute, execute_lower_omp)
8556         (pass_diagnose_omp_blocks::gate): Consider flag_openacc next to
8557         flag_openmp.
8558         (offload_symbol_decl): New variable.
8559         (oacc_get_reduction_array_id, oacc_max_threads)
8560         (get_offload_symbol_decl, get_base_type, lookup_oacc_reduction)
8561         (maybe_lookup_oacc_reduction, enclosing_target_ctx)
8562         (oacc_loop_or_target_p, oacc_lower_reduction_var_helper)
8563         (oacc_gimple_assign, oacc_initialize_reduction_data)
8564         (oacc_finalize_reduction_data, oacc_process_reduction_data): New
8565         functions.
8566         (is_targetreg_ctx): Remove function.
8567         * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CACHE_,
8568         OMP_CLAUSE_DEVICE_RESIDENT, OMP_CLAUSE_USE_DEVICE,
8569         OMP_CLAUSE_GANG, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
8570         OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT,
8571         OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, OMP_CLAUSE_NUM_GANGS,
8572         OMP_CLAUSE_NUM_WORKERS, OMP_CLAUSE_VECTOR_LENGTH.
8573         * tree.c (omp_clause_code_name, walk_tree_1): Update accordingly.
8574         * tree.h (OMP_CLAUSE_GANG_EXPR, OMP_CLAUSE_GANG_STATIC_EXPR)
8575         (OMP_CLAUSE_ASYNC_EXPR, OMP_CLAUSE_WAIT_EXPR)
8576         (OMP_CLAUSE_VECTOR_EXPR, OMP_CLAUSE_WORKER_EXPR)
8577         (OMP_CLAUSE_NUM_GANGS_EXPR, OMP_CLAUSE_NUM_WORKERS_EXPR)
8578         (OMP_CLAUSE_VECTOR_LENGTH_EXPR): New macros.
8579         * tree-core.h: Update comments for OpenACC changes.
8580         (enum omp_clause_map_kind): Remove.
8581         (struct tree_omp_clause): Change type of map_kind member from enum
8582         omp_clause_map_kind to unsigned char.
8583         * tree-inline.c: Update comments for OpenACC changes.
8584         * tree-nested.c: Likewise.  Include "gomp-constants.h".
8585         (convert_nonlocal_reference_stmt, convert_local_reference_stmt)
8586         (convert_tramp_reference_stmt, convert_gimple_call): Update for
8587         OpenACC changes.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
8588         OMP_CLAUSE_SET_MAP_KIND.
8589         * tree-pretty-print.c: Include "gomp-constants.h".
8590         (dump_omp_clause): Handle OMP_CLAUSE_DEVICE_RESIDENT,
8591         OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE__CACHE_, OMP_CLAUSE_GANG,
8592         OMP_CLAUSE_ASYNC, OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ,
8593         OMP_CLAUSE_WAIT, OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR,
8594         OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
8595         OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_INDEPENDENT.  Use GOMP_MAP_*
8596         instead of OMP_CLAUSE_MAP_*.
8597         (dump_generic_node): Handle OACC_PARALLEL, OACC_KERNELS,
8598         OACC_DATA, OACC_HOST_DATA, OACC_DECLARE, OACC_UPDATE,
8599         OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_CACHE, OACC_LOOP.
8600         * tree-streamer-in.c: Include "gomp-constants.h".
8601         (unpack_ts_omp_clause_value_fields) Use GOMP_MAP_* instead of
8602         OMP_CLAUSE_MAP_*.  Use OMP_CLAUSE_SET_MAP_KIND.
8603         * tree-streamer-out.c: Include "gomp-constants.h".
8604         (pack_ts_omp_clause_value_fields): Use GOMP_MAP_* instead of
8605         OMP_CLAUSE_MAP_*.
8606         * tree.def (OACC_PARALLEL, OACC_KERNELS, OACC_DATA)
8607         (OACC_HOST_DATA, OACC_LOOP, OACC_CACHE, OACC_DECLARE)
8608         (OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_UPDATE): New tree codes.
8609         * tree.c (omp_clause_num_ops): Update accordingly.
8610         * tree.h (OMP_BODY, OMP_CLAUSES, OMP_LOOP_CHECK, OMP_CLAUSE_SIZE):
8611         Likewise.
8612         (OACC_PARALLEL_BODY, OACC_PARALLEL_CLAUSES, OACC_KERNELS_BODY)
8613         (OACC_KERNELS_CLAUSES, OACC_DATA_BODY, OACC_DATA_CLAUSES)
8614         (OACC_HOST_DATA_BODY, OACC_HOST_DATA_CLAUSES, OACC_CACHE_CLAUSES)
8615         (OACC_DECLARE_CLAUSES, OACC_ENTER_DATA_CLAUSES)
8616         (OACC_EXIT_DATA_CLAUSES, OACC_UPDATE_CLAUSES)
8617         (OACC_KERNELS_COMBINED, OACC_PARALLEL_COMBINED): New macros.
8618         * tree.h (OMP_CLAUSE_MAP_KIND): Cast it to enum gomp_map_kind.
8619         (OMP_CLAUSE_SET_MAP_KIND): New macro.
8620         * varpool.c (varpool_node::get_create): Consider flag_openacc next
8621         to flag_openmp.
8622         * config/i386/intelmic-offload.h: New file.
8623         * config/nvptx/offload.h: Likewise.
8624
8625 2015-01-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
8626
8627         * explow.h: Remove duplicate contents.
8628         * dojump.h: Likewise.
8629
8630 2015-01-15  Richard Earnshaw  <rearnsha@arm.com>
8631
8632         * arm.c (arm_xgene_tune): Add default initializer for instruction
8633         fusion.
8634
8635 2015-01-15  Jan Hubicka  <hubicka@ucw.cz>
8636
8637         PR ipa/64068
8638         PR ipa/64559
8639         * ipa.c (symbol_table::remove_unreachable_nodes):
8640         Do not put abstract origins into boundary.
8641
8642 2015-01-15  Evgeny Stupachenko  <evstupac@gmail.com>
8643
8644         * config/i386/gnu-user.h (CRT_GET_RFIB_DATA): Remove EBX register usage.
8645         * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Ditto.
8646
8647 2015-01-15  Steve Ellcey  <sellcey@mips.com>
8648
8649         * Makefile.in (PLUGIN_HEADERS): Add dominance.h, cfg.h, cfgrtl.h,
8650         cfganal.h, cfgbuild.h, cfgcleanup.h, lcm.h, cfgloopmanip.h,
8651         builtins.def, and chkp-builtins.def.
8652
8653 2015-01-15  David Edelsohn  <dje.gcc@gmail.com>
8654
8655         * config/rs6000/default64.h (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use
8656         ISA 2.7 (POWER8).
8657
8658 2015-01-15  Richard Biener  <rguenther@suse.de>
8659
8660         PR tree-optimization/61743
8661         * tree-ssa-pre.c (insert_into_preds_of_block): Preserve range
8662         information on PHIs for some simple cases.
8663
8664 2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>
8665
8666         * config/arm/arm.md (generic_sched): Specify xgene1 in 'no' list.
8667         Include xgene1.md.
8668         * config/arm/arm.c (arm_issue_rate): Specify 4 for xgene1.
8669         * config/arm/arm-cores.def (xgene1): New entry.
8670         * config/arm/arm-tables.opt: Regenerate.
8671         * config/arm/arm-tune.md: Regenerate.
8672         * config/arm/bpabi.h (BE8_LINK_SPEC): Specify mcpu=xgene1.
8673
8674 2015-01-15  Yuri Rumyantsev  <ysrumyan@gmail.com>
8675
8676         * tree-if-conv.c: Include hash-map.h.
8677         (aggressive_if_conv): New variable.
8678         (fold_build_cond_expr): Add simplification of non-zero condition.
8679         (add_to_dst_predicate_list): Invoke add_to_predicate_list if edge
8680         destination block is not always executed.
8681         (if_convertible_phi_p): Fix commentary, allow phi nodes have more
8682         than two predecessors if AGGRESSIVE_IF_CONV is true.
8683         (if_convertible_stmt_p): Fix commentary.
8684         (all_preds_critical_p): New function.
8685         (has_pred_critical_p): New function.
8686         (if_convertible_bb_p): Fix commentary, if AGGRESSIVE_IF_CONV is true
8687         BB can have more than two predecessors and all incoming edges can be
8688         critical.
8689         (predicate_bbs): Skip predication for loop exit block, use build2_loc
8690         to compute predicate for true edge.
8691         (find_phi_replacement_condition): Delete this function.
8692         (is_cond_scalar_reduction): Add arguments ARG_0, ARG_1 and EXTENDED.
8693         Allow interchange PHI arguments if EXTENDED is false.
8694         Change check that block containing reduction statement candidate
8695         is predecessor of phi-block since phi may have more than two arguments.
8696         (phi_args_hash_traits): New helper structure.
8697         (struct phi_args_hash_traits): New type.
8698         (phi_args_hash_traits::hash): New function.
8699         (phi_args_hash_traits::equal_keys): New function.
8700         (gen_phi_arg_condition): New function.
8701         (predicate_scalar_phi): Add handling of phi nodes with more than two
8702         arguments, delete COND and TRUE_BB arguments, insert body of
8703         find_phi_replacement_condition to predicate ordinary phi nodes.
8704         (predicate_all_scalar_phis): Skip blocks with the only predecessor,
8705         delete call of find_phi_replacement_condition and invoke
8706         predicate_scalar_phi with two arguments.
8707         (insert_gimplified_predicates): Add assert that non-predicated block
8708         don't have statements to insert.
8709         (ifcvt_split_critical_edges): New function.
8710         (ifcvt_split_def_stmt): Likewise.
8711         (ifcvt_walk_pattern_tree): Likewise.
8712         (stmt_is_root_of_bool_pattern): Likewise.
8713         (ifcvt_repair_bool_pattern): Likewise.
8714         (ifcvt_local_dce): Likewise.
8715         (tree_if_conversion): Add initialization of AGGRESSIVE_IF_CONV which
8716         is copy of inner or outer loop force_vectorize field, invoke
8717         ifcvt_split_critical_edges, ifcvt_local_dce and
8718         ifcvt_repair_bool_pattern for aggressive if-conversion.
8719
8720 2015-01-15  Philipp Tomsich  <ptomsich@theobroma-systems.com>
8721
8722         * config/aarch64/aarch64.md: Include xgene1.md.
8723         * config/aarch64/xgene1.md: New file.
8724
8725 2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>
8726
8727         * config/aarch64/aarch64-cores.def (xgene1): Update/add the
8728         xgene1 (APM XGene-1) core definition.
8729         * gcc/config/aarch64/aarch64.c: Add cost tables for APM XGene-1
8730         * config/arm/aarch-cost-tables.h: Add cost tables for APM XGene-1
8731         * doc/invoke.texi: Document -mcpu=xgene1.
8732
8733 2015-01-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
8734
8735         * dojump.h: New header file.
8736         * explow.h: Likewise.
8737         * expr.h: Remove includes.
8738         Move expmed.c prototypes to expmed.h.
8739         Move dojump.c prototypes to dojump.h.
8740         Move alias.c prototypes to alias.h.
8741         Move explow.c prototypes to explow.h.
8742         Move calls.c prototypes to calls.h.
8743         Move emit-rtl.c prototypes to emit-rtl.h.
8744         Move varasm.c prototypes to varasm.h.
8745         Move stmt.c prototypes to stmt.h.
8746         (saved_pending_stack_adjust): Move to dojump.h.
8747         (adjust_address): Move to explow.h.
8748         (adjust_address_nv): Move to emit-rtl.h.
8749         (adjust_bitfield_address): Likewise.
8750         (adjust_bitfield_address_size): Likewise.
8751         (adjust_bitfield_address_nv): Likewise.
8752         (adjust_automodify_address_nv): Likewise.
8753         * explow.c (expr_size): Move to expr.c.
8754         (int_expr_size): Likewise.
8755         (tree_expr_size): Likewise.
8756         Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8757         fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
8758         * genemit.c (main): Generate includes statistics.h, real.h,
8759         fixed-value.h, insn-config.h, expmed.h, dojump.h, explow.h, emit-rtl.h,
8760         stmt.h.
8761         * genopinit.c (main): Generate includes hashtab.h, hard-reg-set.h,
8762         function.h, statistics.h, real.h, fixed-value.h, expmed.h, dojump.h,
8763         explow.h, emit-rtl.h, stmt.h.
8764         * genoutput.c (main): Generate includes hashtab.h, statistics.h, real.h,
8765         fixed-value.h, expmed.h, dojump.h, explow.h, emit-rtl.h, stmt.h.
8766         * genemit.c (open_base_files): Generate includes flags.h, statistics.h,
8767         real.h, fixed-value.h, tree.h, expmed.h, dojump.h, explow.h, calls.h,
8768         emit-rtl.h, varasm.h, stmt.h.
8769         * config/tilepro/gen-mul-tables.cc: Generate includes hashtab.h,
8770         hash-set.h, vec.h, machmode.h, tm.h, hard-reg-set.h, input.h,
8771         function.h, rtl.h, flags.h, statistics.h, double-int.h, real.h,
8772         fixed-value.h, alias.h, wide-int.h, inchash.h, tree.h, insn-config.h,
8773         expmed.h, dojump.h, explow.h, calls.h, emit-rtl.h, varasm.h, stmt.h.
8774         * config/tilegx/mul-tables.c: Include alias.h calls.h dojump.h
8775         double-int.h emit-rtl.h explow.h expmed.h fixed-value.h flags.h
8776         function.h hard-reg-set.h hash-set.h hashtab.h inchash.h input.h
8777         insn-config.h machmode.h real.h rtl.h statistics.h stmt.h symtab.h
8778         tm.h tree.h varasm.h vec.h wide-int.h.
8779         * rtlhooks.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
8780         explow.h expmed.h fixed-value.h flags.h function.h hard-reg-set.h
8781         hash-set.h hashtab.h inchash.h input.h insn-config.h machmode.h
8782         real.h statistics.h stmt.h tree.h varasm.h vec.h wide-int.h.
8783         * cfgloopanal.c: Include alias.h calls.h dojump.h double-int.h
8784         emit-rtl.h explow.h expmed.h fixed-value.h flags.h inchash.h
8785         insn-config.h real.h statistics.h stmt.h tree.h varasm.h wide-int.h.
8786         * loop-iv.c: Likewise.
8787         * lra-assigns.c: Include alias.h calls.h dojump.h double-int.h
8788         emit-rtl.h explow.h expmed.h fixed-value.h flags.h inchash.h real.h
8789         statistics.h stmt.h tree.h varasm.h wide-int.h.
8790         * lra-constraints.c: Likewise.
8791         * lra-eliminations.c: Likewise.
8792         * lra-lives.c: Likewise.
8793         * lra-remat.c: Likewise.
8794         * bt-load.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
8795         explow.h expmed.h fixed-value.h inchash.h insn-config.h real.h
8796         statistics.h stmt.h tree.h varasm.h wide-int.h.
8797         * hw-doloop.c: Likewise.
8798         * ira-color.c: Likewise.
8799         * ira-emit.c: Likewise.
8800         * loop-doloop.c: Likewise.
8801         * loop-invariant.c: Likewise.
8802         * reload.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
8803         explow.h expmed.h fixed-value.h inchash.h real.h rtl.h
8804         statistics.h stmt.h tree.h varasm.h wide-int.h.
8805         * caller-save.c: Include alias.h calls.h dojump.h double-int.h
8806         emit-rtl.h explow.h expmed.h fixed-value.h inchash.h real.h
8807         statistics.h stmt.h tree.h varasm.h wide-int.h.
8808         * combine-stack-adj.c: Likewise.
8809         * cse.c: Likewise.
8810         * ddg.c: Likewise.
8811         * ifcvt.c: Likewise.
8812         * ira-costs.c: Likewise.
8813         * jump.c: Likewise.
8814         * lra-coalesce.c: Likewise.
8815         * lra-spills.c: Likewise.
8816         * profile.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
8817         explow.h expmed.h fixed-value.h insn-config.h real.h statistics.h
8818         stmt.h varasm.h wide-int.h.
8819         * lra.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
8820         explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
8821         varasm.h.
8822         * config/sh/sh_treg_combine.cc: Include alias.h calls.h dojump.h
8823         double-int.h explow.h expmed.h fixed-value.h flags.h real.h
8824         statistics.h stmt.h varasm.h wide-int.h.
8825         * reorg.c: Include alias.h calls.h dojump.h double-int.h explow.h
8826         expmed.h fixed-value.h inchash.h real.h statistics.h stmt.h tree.h
8827         varasm.h wide-int.h.
8828         * reload1.c: Include alias.h calls.h dojump.h double-int.h explow.h
8829         expmed.h fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
8830         * config/tilegx/tilegx.c: Include alias.h dojump.h double-int.h
8831         emit-rtl.h explow.h expmed.h fixed-value.h flags.h real.h
8832         statistics.h stmt.h.
8833         * config/tilepro/tilepro.c: Likewise.
8834         * config/mmix/mmix.c: Include alias.h dojump.h double-int.h emit-rtl.h
8835         explow.h expmed.h fixed-value.h real.h statistics.h stmt.h.
8836         * config/pdp11/pdp11.c: Likewise.
8837         * config/xtensa/xtensa.c: Likewise.
8838         * config/lm32/lm32.c: Include alias.h dojump.h double-int.h emit-rtl.h
8839         explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
8840         varasm.h.
8841         * tree-chkp.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8842         fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
8843         insn-config.h real.h rtl.h statistics.h stmt.h tm.h.
8844         * cilk-common.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8845         fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
8846         insn-config.h real.h rtl.h statistics.h stmt.h tm.h varasm.h.
8847         * rtl-chkp.c: Likewise.
8848         * tree-chkp-opt.c: Likewise.
8849         * config/arm/arm-builtins.c: Include calls.h dojump.h emit-rtl.h
8850         explow.h expmed.h fixed-value.h flags.h function.h hard-reg-set.h
8851         hashtab.h insn-config.h real.h statistics.h stmt.h varasm.h.
8852         * ipa-icf.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8853         fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
8854         statistics.h stmt.h.
8855         * tree-vect-data-refs.c: Likewise.
8856         * graphite-sese-to-poly.c: Include calls.h dojump.h emit-rtl.h explow.h
8857         expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
8858         rtl.h statistics.h stmt.h varasm.h.
8859         * internal-fn.c: Likewise.
8860         * ipa-icf-gimple.c: Likewise.
8861         * lto-section-out.c: Likewise.
8862         * tree-data-ref.c: Likewise.
8863         * tree-nested.c: Likewise.
8864         * tree-outof-ssa.c: Likewise.
8865         * tree-predcom.c: Likewise.
8866         * tree-pretty-print.c: Likewise.
8867         * tree-scalar-evolution.c: Likewise.
8868         * tree-ssa-strlen.c: Likewise.
8869         * tree-vect-loop.c: Likewise.
8870         * tree-vect-patterns.c: Likewise.
8871         * tree-vect-slp.c: Likewise.
8872         * tree-vect-stmts.c: Likewise.
8873         * tsan.c: Likewise.
8874         * targhooks.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8875         fixed-value.h flags.h hashtab.h insn-config.h real.h statistics.h
8876         stmt.h.
8877         * config/sh/sh-mem.cc: Include calls.h dojump.h emit-rtl.h explow.h
8878         expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
8879         statistics.h stmt.h varasm.h.
8880         * loop-unroll.c: Likewise.
8881         * ubsan.c: Likewise.
8882         * tree-ssa-loop-prefetch.c: Include calls.h dojump.h emit-rtl.h explow.h
8883         expmed.h fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h
8884         stmt.h varasm.h.
8885         * dse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8886         fixed-value.h function.h hashtab.h statistics.h stmt.h varasm.h.
8887         * tree-switch-conversion.c: Include calls.h dojump.h emit-rtl.h explow.h
8888         expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
8889         statistics.h stmt.h.
8890         * generic-match-head.c: Include calls.h dojump.h emit-rtl.h explow.h
8891         expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
8892         statistics.h stmt.h varasm.h.
8893         * gimple-match-head.c: Likewise.
8894         * lto-cgraph.c: Likewise.
8895         * lto-section-in.c: Likewise.
8896         * lto-streamer-in.c: Likewise.
8897         * lto-streamer-out.c: Likewise.
8898         * tree-affine.c: Likewise.
8899         * tree-cfg.c: Likewise.
8900         * tree-cfgcleanup.c: Likewise.
8901         * tree-if-conv.c: Likewise.
8902         * tree-into-ssa.c: Likewise.
8903         * tree-ssa-alias.c: Likewise.
8904         * tree-ssa-copyrename.c: Likewise.
8905         * tree-ssa-dse.c: Likewise.
8906         * tree-ssa-forwprop.c: Likewise.
8907         * tree-ssa-live.c: Likewise.
8908         * tree-ssa-math-opts.c: Likewise.
8909         * tree-ssa-pre.c: Likewise.
8910         * tree-ssa-sccvn.c: Likewise.
8911         * tree-tailcall.c: Likewise.
8912         * tree-vect-generic.c: Likewise.
8913         * tree-sra.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8914         fixed-value.h hashtab.h insn-config.h real.h rtl.h stmt.h varasm.h.
8915         * stor-layout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8916         fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h.
8917         * varasm.c: Likewise.
8918         * coverage.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8919         fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h
8920         varasm.h.
8921         * init-regs.c: Likewise.
8922         * ira.c: Likewise.
8923         * omp-low.c: Likewise.
8924         * stack-ptr-mod.c: Likewise.
8925         * tree-ssa-reassoc.c: Likewise.
8926         * tree-complex.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8927         fixed-value.h hashtab.h insn-config.h rtl.h statistics.h stmt.h
8928         varasm.h.
8929         * dwarf2cfi.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8930         fixed-value.h hashtab.h insn-config.h statistics.h stmt.h varasm.h.
8931         * shrink-wrap.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8932         fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h.
8933         * recog.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8934         fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h varasm.h.
8935         * tree-ssa-phiopt.c: Likewise.
8936         * config/darwin.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8937         fixed-value.h hashtab.h real.h statistics.h stmt.h.
8938         * config/fr30/fr30.c: Likewise.
8939         * config/frv/frv.c: Likewise.
8940         * expr.c: Likewise.
8941         * final.c: Likewise.
8942         * optabs.c: Likewise.
8943         * passes.c: Likewise.
8944         * simplify-rtx.c: Likewise.
8945         * stmt.c: Likewise.
8946         * toplev.c: Likewise.
8947         * var-tracking.c: Likewise.
8948         * gcse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8949         fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
8950         * lower-subreg.c: Likewise.
8951         * postreload-gcse.c: Likewise.
8952         * ree.c: Likewise.
8953         * reginfo.c: Likewise.
8954         * store-motion.c: Likewise.
8955         * combine.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8956         fixed-value.h hashtab.h real.h stmt.h varasm.h.
8957         * emit-rtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8958         fixed-value.h hashtab.h statistics.h stmt.h.
8959         * dojump.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8960         fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
8961         * except.c: Likewise.
8962         * explow.c: Likewise.
8963         * tree-dfa.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8964         fixed-value.h insn-config.h real.h rtl.h statistics.h stmt.h
8965         varasm.h.
8966         * gimple-fold.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8967         fixed-value.h insn-config.h real.h rtl.h statistics.h varasm.h.
8968         * tree-ssa-structalias.c: Likewise.
8969         * cfgexpand.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8970         fixed-value.h insn-config.h real.h statistics.h.
8971         * calls.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8972         fixed-value.h insn-config.h real.h statistics.h stmt.h.
8973         * bb-reorder.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8974         fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
8975         * cfgbuild.c: Likewise.
8976         * function.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8977         fixed-value.h real.h rtl.h statistics.h stmt.h.
8978         * cfgrtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8979         fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
8980         * dbxout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8981         fixed-value.h real.h statistics.h stmt.h.
8982         * auto-inc-dec.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
8983         fixed-value.h real.h statistics.h stmt.h varasm.h.
8984         * cprop.c: Likewise.
8985         * modulo-sched.c: Likewise.
8986         * postreload.c: Likewise.
8987         * ccmp.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
8988         flags.h function.h hard-reg-set.h hashtab.h insn-config.h real.h
8989         statistics.h stmt.h varasm.h.
8990         * gimple-ssa-strength-reduction.c: Include calls.h dojump.h emit-rtl.h
8991         explow.h fixed-value.h flags.h hashtab.h insn-config.h real.h
8992         rtl.h statistics.h stmt.h varasm.h.
8993         * tree-ssa-loop-ivopts.c: Include calls.h dojump.h emit-rtl.h explow.h
8994         fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h stmt.h
8995         varasm.h.
8996         * expmed.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
8997         function.h hard-reg-set.h hashtab.h real.h statistics.h stmt.h
8998         varasm.h.
8999         * target-globals.c: Include calls.h dojump.h emit-rtl.h explow.h
9000         fixed-value.h function.h hashtab.h real.h statistics.h stmt.h
9001         varasm.h.
9002         * tree-ssa-address.c: Include calls.h dojump.h emit-rtl.h explow.h
9003         fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
9004         * cfgcleanup.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
9005         function.h real.h statistics.h stmt.h varasm.h.
9006         * alias.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
9007         insn-config.h real.h statistics.h stmt.h.
9008         * dwarf2out.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
9009         statistics.h stmt.h.
9010         * config/nvptx/nvptx.c: Include dojump.h emit-rtl.h explow.h expmed.h
9011         fixed-value.h flags.h hard-reg-set.h insn-config.h real.h
9012         statistics.h stmt.h varasm.h.
9013         * gimplify.c: Include dojump.h emit-rtl.h explow.h expmed.h
9014         fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h statistics.h.
9015         * asan.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
9016         flags.h hashtab.h insn-config.h real.h rtl.h statistics.h stmt.h.
9017         * ipa-devirt.c: Include dojump.h emit-rtl.h explow.h expmed.h
9018         fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
9019         statistics.h stmt.h varasm.h.
9020         * ipa-polymorphic-call.c: Likewise.
9021         * config/aarch64/aarch64.c: Include dojump.h emit-rtl.h explow.h
9022         expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
9023         statistics.h stmt.h.
9024         * config/c6x/c6x.c: Likewise.
9025         * config/aarch64/aarch64-builtins.c: Include dojump.h emit-rtl.h
9026         explow.h expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
9027         statistics.h stmt.h varasm.h.
9028         * ipa-prop.c: Include dojump.h emit-rtl.h explow.h expmed.h
9029         fixed-value.h hashtab.h insn-config.h real.h rtl.h statistics.h
9030         stmt.h varasm.h.
9031         * ipa-split.c: Likewise.
9032         * tree-eh.c: Likewise.
9033         * tree-ssa-dce.c: Likewise.
9034         * tree-ssa-loop-niter.c: Likewise.
9035         * tree-vrp.c: Likewise.
9036         * config/nds32/nds32-cost.c: Include dojump.h emit-rtl.h explow.h
9037         expmed.h fixed-value.h hashtab.h insn-config.h real.h statistics.h
9038         stmt.h.
9039         * config/nds32/nds32-fp-as-gp.c: Likewise.
9040         * config/nds32/nds32-intrinsic.c: Likewise.
9041         * config/nds32/nds32-isr.c: Likewise.
9042         * config/nds32/nds32-md-auxiliary.c: Likewise.
9043         * config/nds32/nds32-memory-manipulation.c: Likewise.
9044         * config/nds32/nds32-pipelines-auxiliary.c: Likewise.
9045         * config/nds32/nds32-predicates.c: Likewise.
9046         * config/nds32/nds32.c: Likewise.
9047         * config/cris/cris.c: Include dojump.h emit-rtl.h explow.h expmed.h
9048         fixed-value.h hashtab.h real.h statistics.h.
9049         * config/alpha/alpha.c: Include dojump.h emit-rtl.h explow.h expmed.h
9050         fixed-value.h hashtab.h real.h statistics.h stmt.h.
9051         * config/arm/arm.c: Likewise.
9052         * config/avr/avr.c: Likewise.
9053         * config/bfin/bfin.c: Likewise.
9054         * config/h8300/h8300.c: Likewise.
9055         * config/i386/i386.c: Likewise.
9056         * config/ia64/ia64.c: Likewise.
9057         * config/iq2000/iq2000.c: Likewise.
9058         * config/m32c/m32c.c: Likewise.
9059         * config/m32r/m32r.c: Likewise.
9060         * config/m68k/m68k.c: Likewise.
9061         * config/mcore/mcore.c: Likewise.
9062         * config/mep/mep.c: Likewise.
9063         * config/mips/mips.c: Likewise.
9064         * config/mn10300/mn10300.c: Likewise.
9065         * config/moxie/moxie.c: Likewise.
9066         * config/pa/pa.c: Likewise.
9067         * config/rl78/rl78.c: Likewise.
9068         * config/rx/rx.c: Likewise.
9069         * config/s390/s390.c: Likewise.
9070         * config/sh/sh.c: Likewise.
9071         * config/sparc/sparc.c: Likewise.
9072         * config/spu/spu.c: Likewise.
9073         * config/stormy16/stormy16.c: Likewise.
9074         * config/v850/v850.c: Likewise.
9075         * config/vax/vax.c: Likewise.
9076         * config/cr16/cr16.c: Include dojump.h emit-rtl.h explow.h expmed.h
9077         fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
9078         * config/msp430/msp430.c: Likewise.
9079         * predict.c: Likewise.
9080         * value-prof.c: Likewise.
9081         * config/epiphany/epiphany.c: Include dojump.h emit-rtl.h explow.h
9082         expmed.h fixed-value.h hashtab.h statistics.h stmt.h.
9083         * config/microblaze/microblaze.c: Likewise.
9084         * config/nios2/nios2.c: Likewise.
9085         * config/rs6000/rs6000.c: Likewise.
9086         * tree.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
9087         insn-config.h real.h rtl.h statistics.h stmt.h.
9088         * cgraph.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
9089         insn-config.h real.h statistics.h stmt.h.
9090         * fold-const.c: Include dojump.h emit-rtl.h explow.h expmed.h
9091         fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
9092         * tree-inline.c: Include dojump.h emit-rtl.h explow.h expmed.h
9093         fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
9094         * builtins.c: Include dojump.h emit-rtl.h explow.h expmed.h
9095         fixed-value.h real.h statistics.h stmt.h.
9096         * config/arc/arc.c: Include dojump.h emit-rtl.h explow.h expmed.h
9097         fixed-value.h statistics.h stmt.h.
9098         * config/visium/visium.c: Include dojump.h emit-rtl.h explow.h expmed.h
9099         stmt.h.
9100
9101 2015-01-15  Jakub Jelinek  <jakub@redhat.com>
9102
9103         * gengtype.c (create_user_defined_type): Workaround
9104         -Wmaybe-uninitialized false positives.
9105         * cse.c (fold_rtx): Likewise.
9106         * loop-invariant.c (gain_for_invariant): Likewise.
9107
9108 2015-01-15  Eric Botcazou  <ebotcazou@adacore.com>
9109
9110         * expr.c (expand_expr_real_1) <normal_inner_ref>: Use the expression to
9111         set the memory attributes in all cases but clear MEM_EXPR if need be.
9112
9113 2015-01-15  Yuri Rumyantsev  <ysrumyan@gmail.com>
9114
9115         PR tree-optimization/64434
9116         * cfgexpand.c (reorder_operands): New function.
9117         (expand_gimple_basic_block): Insert call of reorder_operands if
9118         optimized is true.
9119
9120 2015-01-15  Matthew Fortune  <matthew.fortune@imgtec.com>
9121
9122         * config/mips/micromips.md (*swp): Remove explicit parallel.
9123         (jraddiusp, *movep<MOVEP1:mode><MOVEP2:mode>): Likewise.
9124         * config/mips/mips-dsp.md (add<DSPV:mode>3): Likewise.
9125         (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>, sub<DSPV:mode>3): Likewise.
9126         (mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc): Likewise.
9127         (mips_addwc, mips_absq_s_<DSPQ:dspfmt2>): Likewise.
9128         (mips_precrq_rs_ph_w, mips_precrqu_s_qb_ph): Likewise.
9129         (mips_shll_<DSPV:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>): Likewise.
9130         (mips_muleu_s_ph_qbl, mips_muleu_s_ph_qbr): Likewise.
9131         (mips_mulq_rs_ph, mips_muleq_s_w_phl, mips_muleq_s_w_phr): Likewise.
9132         (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph): Likewise.
9133         (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_s_w_phl): Likewise.
9134         (mips_maq_s_w_phr, mips_maq_sa_w_phl, mips_maq_sa_w_phr): Likewise.
9135         (mips_extr_w, mips_extr_r_w, mips_extr_rs_w): Likewise.
9136         (mips_extr_s_h, mips_extp, mips_extpdp, mips_mthlip): Likewise.
9137         (mips_wrdsp): Likewise.
9138         * config/mips/mips-dspr2.md (mips_absq_s_qb): Remove explicit
9139         parallel.
9140         (mips_addu_ph, mips_addu_s_ph, mips_cmpgdu_eq_qb): Likewise.
9141         (mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb, mulv2hi3): Likewise.
9142         (mips_mul_s_ph, mips_mulq_rs_w, mips_mulq_s_ph): Likewise.
9143         (mips_mulq_s_w, mips_subu_ph, mips_subu_s_ph): Likewise.
9144         (mips_dpaqx_s_w_ph, mips_dpaqx_sa_w_ph): Likewise.
9145         (mips_dpsqx_s_w_ph, mips_dpsqx_sa_w_ph): Likewise.
9146         * config/mips/mips-fixed.md (usadd<mode>3): Remove explicit parallel.
9147         (ssadd<mode>3, ussub<mode>3, sssub<mode>3, ssmul<mode>3): Likewise.
9148         (ssmaddsqdq4, ssmsubsqdq4): Likewise.
9149
9150 2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>
9151
9152         * config/mips/mips.c (mips_rtx_costs): Set costs for LSA/DLSA.
9153         (mips_print_operand): Support 'y' to print exact log2 in decimal
9154         of a const_int.
9155         * config/mips/mips.h (ISA_HAS_LSA): New define.
9156         (ISA_HAS_DLSA): Likewise.
9157         * config/mips/mips.md (<GPR:d>lsa): New define_insn.
9158         * config/mips/predicates.md (const_immlsa_operand): New predicate.
9159
9160 2015-01-15  Martin Liska  <mliska@suse.cz>
9161
9162         PR target/64377
9163         * optc-save-gen.awk: Add support for array types.
9164
9165 2015-01-15  Richard Biener  <rguenther@suse.de>
9166
9167         PR middle-end/64365
9168         * tree-data-ref.c (dr_analyze_indices): Make sure that accesses
9169         for MEM_REF access functions with the same base can never partially
9170         overlap.
9171
9172 2015-01-14  Marcos Diaz <marcos.diaz@tallertechnologies.com>
9173
9174         * common.opt: New option -fstack-protector-explicit.
9175         * cfgexpand.c (SPCT_FLAG_EXPLICIT): New enum.
9176         (stack_protect_decl_phase): Handle stack_protect attribute for
9177         explicit stack protection requests.
9178         (expand_used_vars): Similarly.
9179         * doc/cpp.texi (__SSP_EXPLICIT__): Document predefined macro.
9180         * doc/extend.texi: Add documentation for "stack_protect" attribute.
9181         * doc/invoke.texi: Add documentation for -fstack-protector-explicit.
9182
9183 2015-01-14  Oleg Endo  <olegendo@gcc.gnu.org>
9184
9185         PR target/53988
9186         * config/sh/sh-protos.h (sh_find_set_of_reg): Add option to ignore
9187         reg-reg copies.
9188         (sh_extending_set_of_reg): New struct.
9189         (sh_find_extending_set_of_reg, sh_split_tst_subregs,
9190         sh_remove_reg_dead_or_unused_notes): New Declarations.
9191         * config/sh/sh.c (sh_remove_reg_dead_or_unused_notes,
9192         sh_find_extending_set_of_reg, sh_split_tst_subregs,
9193         sh_extending_set_of_reg::use_as_extended_reg): New functions.
9194         * config/sh/sh.md (*tst<mode>_t_zero): Rename to *tst<mode>_t_subregs,
9195         convert to insn_and_split and use new function sh_split_tst_subregs.
9196
9197 2015-01-14  Sandra Loosemore  <sandra@codesourcery.com>
9198
9199         * doc/invoke.texi (Option Summary): Reclassify -fuse-ld as a linker
9200         option.
9201         (Optimization Options): Move -fuse-ld documentation to...
9202         (Link Options): ...here.
9203
9204 2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>
9205
9206         * config/mips/constraints.md (ZC): Add support for R6 LL/SC
9207         offsets.
9208         (ZD): Update to use ISA_HAS_9BIT_DISPLACEMENT.
9209         * config/mips/mips.h (ISA_HAS_PREFETCH_9BIT): Rename to...
9210         (ISA_HAS_9BIT_DISPLACEMENT): ... this. New macro.
9211         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZC
9212         instead of ZR for the memory operand of LL/SC.
9213         (compare_and_swap_12, sync_add<mode>): Likewise.
9214         (sync_<optab>_12, sync_old_<optab>_12): Likewise.
9215         (sync_new_<optab>_12, sync_nand_12): Likewise.
9216         (sync_old_nand_12, sync_new_nand_12): Likewise.
9217         (sync_sub<mode>, sync_old_add<mode>): Likewise.
9218         (sync_old_sub<mode>, sync_new_add<mode>): Likewise.
9219         (sync_new_sub<mode>, sync_<optab><mode>): Likewise.
9220         (sync_old_<optab><mode>, sync_new_<optab><mode>"): Likewise.
9221         (sync_nand<mode>, sync_old_nand<mode>): Likewise.
9222         (sync_new_nand<mode>, sync_lock_test_and_set<mode>): Likewise.
9223         (test_and_set_12, atomic_compare_and_swap<mode>): Likewise.
9224         (atomic_exchange<mode>_llsc, atomic_fetch_add<mode>_llsc): Likewise.
9225         * doc/md.texi (ZC): Update description.
9226
9227 2015-01-14  Andrew MacLeod  <amacleod@redhat.com>
9228
9229         * builtins.c (expand_builtin_atomic_exchange): Remove error when
9230         memory model is CONSUME.
9231         (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
9232         expand_builtin_atomic_store): Change invalid memory model errors to
9233         warnings.
9234         (expand_builtin_atomic_clear): Change invalid model errors to warnings
9235         and issue warning for CONSUME.
9236
9237 2015-01-14  Aldy Hernandez  <aldyh@redhat.com>
9238
9239         * lto-cgraph: Update function comments for
9240         lto_symtab_encoder_encode_*.
9241
9242 2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>
9243
9244         * Makefile.in (site.exp): Do not set ENABLE_LTO.
9245
9246 2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>
9247
9248         * cgraphunit.c (ipa_passes): Remove argument from ipa_write_summaries.
9249         * lto-cgraph.c (select_what_to_stream): Remove argument, use
9250         lto_stream_offload_p instead.
9251         * lto-streamer.h (select_what_to_stream): Remove argument.
9252         * passes.c (ipa_write_summaries): Likewise.
9253         * tree-pass.h (ipa_write_summaries): Likewise.
9254
9255 2015-01-14  Richard Biener  <rguenther@suse.de>
9256
9257         PR tree-optimization/59354
9258         * tree-vect-slp.c (vect_build_slp_tree_1): Treat loads from
9259         groups larger than the slp group size as having gaps.
9260
9261 2015-01-14  Andrew MacLeod  <amacleod@redhat.com>
9262
9263         PR middle-end/59448
9264         * builtins.c (get_memmodel): Promote consume to acquire always.
9265
9266 2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>
9267
9268         PR target/64386
9269         * config/i386/i386.c (ix86_expand_sse_cmp): Handle V64QImode,
9270         V32HImode.
9271
9272 2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>
9273
9274         PR target/64393
9275         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI_SET):
9276         Enable AVX512BW.
9277         (OPTION_MASK_ISA_AVX512BW_UNSET): Disable AVX512VBMI.
9278         * config/i386/i386.c (ix86_hard_regno_mode_ok): Don't check
9279         AVX512VBMI, as it implies AVX512BW.
9280
9281 2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>
9282
9283         PR target/64387
9284         * config/i386/sse.md (vec_unpacks_hi_v8sf): Fix predicate.
9285         (vec_unpacks_hi_v16sf): Ditto.
9286
9287 2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9288
9289         * config/aarch64/arm_neon.h: Error out if AdvancedSIMD
9290         is not available.
9291
9292 2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9293
9294         * doc/invoke.texi (mapcs): Mention deprecation.
9295         (mapcs-frame): Likewise.
9296
9297 2015-01-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
9298
9299         PR target/64453
9300         * config/arm/arm.c (callee_saved_reg_p): Define.
9301         (arm_compute_save_reg0_reg12_mask): Use callee_saved_reg_p to check if
9302         register is callee saved instead of !call_used_regs[reg].
9303         (thumb1_compute_save_reg_mask): Likewise.
9304
9305 2015-01-14  Hale Wang  <hale.wang@arm.com>
9306
9307         * config/arm/arm.c: Tune the max_cond_insns/branch_cost for
9308         Cortex-M7.
9309
9310 2015-01-14  Richard Biener  <rguenther@suse.de>
9311
9312         PR lto/64415
9313         * tree-inline.c (insert_debug_decl_map): Check destination
9314         function MAY_HAVE_DEBUG_STMTS.
9315         (insert_init_debug_bind): Likewise.
9316         (insert_init_stmt): Remove redundant check.
9317         (remap_gimple_stmt): Drop debug stmts if the destination
9318         function has var-tracking assignments disabled.
9319
9320 2015-01-14  Martin Liska  <mliska@suse.cz>
9321
9322         * ipa-icf-gimple.c (func_checker::compare_operand): Add support for
9323         IMAGPART_EXPR and REALPART_EXPR and fix BIT_FIELD_REF comparison.
9324
9325 2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9326
9327         PR target/64460
9328         * config/arm/arm.md (*<arith_shift_insn>_multsi): Set 'shift' to 2.
9329         (*<arith_shift_insn>_shiftsi): Set 'shift' attr to 3.
9330
9331 2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>
9332
9333         * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Only infer an ISA
9334         level from an ARCH; do not inject the default.
9335         (MIPS_DEFAULT_ISA_LEVEL_SPEC): New macro split out from
9336         MIPS_ISA_LEVEL_SPEC.
9337         (MIPS_ISA_NAN2008_SPEC): Update comment.
9338         (BASE_DRIVER_SELF_SPECS): Likewise.
9339         * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add
9340         MIPS_DEFAULT_ISA_LEVEL_SPEC.
9341         * config/mips/mti-elf.h (DRIVER_SELF_SPECS): Likewise.
9342         * config/mips/mti-linux.h (DRIVER_SELF_SPECS): Likewise.
9343         * config/mips/sde.h (DRIVER_SELF_SPECS): Likewise.
9344
9345 2015-01-14  Richard Biener  <rguenther@suse.de>
9346
9347         PR tree-optimization/64493
9348         PR tree-optimization/64495
9349         * tree-vect-loop.c (vect_finalize_reduction): For double-reductions
9350         assign the proper vectorized PHI to the inner loop exit PHIs.
9351
9352 2015-01-14  Joey Ye  <joey.ye@arm.com>
9353
9354         * config/arm/arm.c (arm_compute_save_reg_mask):
9355         Do not save lr in case of tail call.
9356         * config/arm/thumb2.md (*thumb2_pop_single): New pattern.
9357
9358 2015-01-14  Martin Uecker <uecker@eecs.berkeley.edu>
9359
9360         * tree-vrp.c (check_array_ref): Emit more warnings
9361         for warn_array_bounds >= 2.
9362         * common.opt: New option -Warray-bounds=.
9363         * doc/invoke.texi: Document -Warray-bounds=.
9364
9365 2015-01-14  Chung-Ju Wu  <jasonwucj@gmail.com>
9366
9367         * config/nds32/nds32.opt (mforce-fp-as-gp): Remove.
9368         (mforbid-fp-as-gp): Remove.
9369         (mex9): Remove.
9370         * config/nds32/nds32-fp-as-gp.c (nds32_have_prologue_p): Remove.
9371         (nds32_symbol_load_store_p): Remove.
9372         (nds32_fp_as_gp_check_available): Clean up implementation.
9373         * config/nds32/nds32.h (LINK_SPEC): Remove -mforce-as-gp and -mex9
9374         cases.
9375         * config/nds32/nds32.c (nds32_asm_file_start): No need to consider
9376         fp-as-gp and ex9 cases.
9377
9378 2015-01-13  Jan Hubicka  <hubicka@ucw.cz>
9379
9380         * tree-profile.c (init_ic_make_global_vars): Drop workaround
9381         for bintuils bug 14342.
9382         (init_ic_make_global_vars): Likewise.
9383         (gimple_init_edge_profiler): Likewise.
9384         (gimple_gen_ic_func_profiler): Likewise.
9385
9386 2015-01-13  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
9387
9388         * ipa-inline.c (inline_small_functions): Swap the operands in
9389         enum.
9390
9391 2015-01-13  Jan Hubicka  <hubicka@ucw.cz>
9392
9393         PR ipa/64481
9394         * ipa-inline-analysis.c (node_growth_cache): Remove.
9395         (initialize_growth_caches): Do not initialize it.
9396         (free_growth_caches): Do not free it.
9397         (do_estimate_growth): Rename to ...
9398         (estimate_growth): ... this one; drop growth cache code.
9399         (growth_likely_positive): Always go the heuristics way.
9400         * ipa-inline.c (can_inline_edge_p): Walk through aliases.
9401         (reset_edge_caches): Do not reset node growth.
9402         (heap_edge_removal_hook): Do not maintain cache.
9403         (inline_small_functions): Likewise; strenghten sanity check.
9404         (ipa_inline): Do not maintain caches.
9405         * ipa-inline.h (node_growth_cache): Remove.
9406         (do_estimate_growth): Remove to ...
9407         (estimate_growth): this one; remove inline version.
9408         (reset_node_growth_cache): Remove.
9409
9410 2015-01-13  Jan Hubicka  <hubicka@ucw.cz>
9411
9412         PR ipa/64565
9413         * ipa-inline.c (inline_small_functions): Update callee keys after
9414         resolving speculation
9415         (inline_small_functions): Always check monotonicity of the queue.
9416
9417 2015-01-13  Marek Polacek  <polacek@redhat.com>
9418
9419         PR middle-end/64391
9420         * trans-mem.c (get_attrs_for): Return NULL_TREE if X is NULL_TREE.
9421
9422 2015-01-13  Jakub Jelinek  <jakub@redhat.com>
9423
9424         PR rtl-optimization/64286
9425         * ree.c (combine_reaching_defs): Move part of comment earlier,
9426         remove !SCALAR_INT_MODE_P check.
9427         (add_removable_extension): Don't add vector mode
9428         extensions if all uses of the source register aren't the same
9429         vector extensions.
9430
9431 2015-01-13  Renlin Li  <renlin.li@arm.com>
9432
9433         * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): Return 2.
9434         (CTZ_DEFINED_VALUE_AT_ZERO): Ditto.
9435
9436 2015-01-13  Martin Liska  <mliska@suse.cz>
9437
9438         * ipa-icf.c (sem_function::equals_private): Call new functions
9439         cl_target_option_print_diff and cl_optimization_print_diff.
9440         * optc-save-gen.awk (cl_target_option_print_diff): New function.
9441         (cl_optimization_print_diff): Likewise.
9442         * opth-gen.awk: Likewise.
9443
9444 2015-01-13  Richard Sandiford  <richard.sandiford@arm.com>
9445
9446         * config/aarch64/aarch64.md (subsi3, *subsi3_uxtw, subdi3)
9447         (*sub_<optab><ALLX:mode>_<GPI:mode>, *sub_<optab><SHORT:mode>_si_uxtw)
9448         (*sub_<optab><ALLX:mode>_shft_<GPI:mode>)
9449         (*sub_<optab><SHORT:mode>_shft_si_uxtw, *sub_<optab><mode>_multp2)
9450         (*sub_<optab>si_multp2_uxtw, *sub_uxt<mode>_multp2)
9451         (*sub_uxtsi_multp2_uxtw): Add stack pointer sources.
9452
9453 2015-01-13  Andrew Pinski  <apinski@cavium.com>
9454
9455         * config/aarch64/aarch64.c (fusion_load_store): Check dest mode
9456         instead of src mode.
9457
9458 2015-01-13  Richard Biener  <rguenther@suse.de>
9459
9460         PR lto/64373
9461         * lto-streamer-out.c (tree_is_indexable): Guard for NULL
9462         DECL_CONTEXT.
9463
9464 2015-01-13  Andrew Pinski  <apinski@cavium.com>
9465
9466         * config/aarch64/aarch64.c (aarch64_operands_ok_for_ldpstp): Reject
9467         volatile mems.
9468         (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
9469
9470 2015-01-13  Jakub Jelinek  <jakub@redhat.com>
9471
9472         PR middle-end/63974
9473         * cfgexpand.c (expand_computed_goto): Don't call
9474         convert_memory_address here.
9475
9476 2015-01-13  Richard Biener  <rguenther@suse.de>
9477
9478         PR tree-optimization/64406
9479         * tree-loop-distibution.c (pass_loop_distribution::execute):
9480         Reset the SCEV hashtable if we distributed anything.
9481
9482 2015-01-13  Richard Biener  <rguenther@suse.de>
9483
9484         PR tree-optimization/64404
9485         * tree-vect-stmts.c (vectorizable_load): Reject conflicting
9486         SLP types for CSEd loads.
9487
9488 2015-01-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
9489
9490         PR tree-optimization/64436
9491         * tree-ssa-math-opts.c (find_bswap_or_nop_1): Move code performing the
9492         merge of two symbolic numbers for a bitwise OR to ...
9493         (perform_symbolic_merge): This. Also fix computation of the range and
9494         end of the symbolic number corresponding to the result of a bitwise OR.
9495
9496 2015-01-13  Richard Biener  <rguenther@suse.de>
9497
9498         PR tree-optimization/64568
9499         * tree-ssa-forwprop.c (pass_forwprop::execute): Properly
9500         release defs of removed stmts, avoid splitting TARGET_MEM_REFs.
9501
9502 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9503
9504         * config/nds32/nds32.c (nds32_legitimate_address_p): Consider
9505         TARGET_CMODEL_LARGE and TARGET_CMODEL_MEDIUM cases.
9506
9507 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9508
9509         * config/nds32/nds32.h (NDS32_SYMBOL_FLAG_RODATA): Define our own
9510         target-specific symbol_ref flag.
9511         (NDS32_SYMBOL_REF_RODATA_P): Define it to check if the symbol_ref
9512         resides in rodata section.
9513         * config/nds32/nds32.c (TARGET_ENCODE_SECTION_INFO): Define.
9514         (nds32_encode_section_info): New function.
9515
9516 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9517
9518         * config/nds32/nds32.md (call): Use pseudo instruction bal which
9519         clobbers TA_REGNUM if large code model is specified.
9520         (call_register): Likewise.
9521         (call_immediate): Likewise.
9522         (call_value): Likewise.
9523         (call_value_register): Likewise.
9524         (call_value_immediate): Likewise.
9525
9526 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9527
9528         * config/nds32/nds32.h (TARGET_CMODEL_SMALL): New macro.
9529         (TARGET_CMODEL_MEDIUM): New macro.
9530         (TARGET_CMODEL_LARGE): New macro.
9531         * config/nds32/nds32.c (nds32_asm_file_start): Display corresponding
9532         code model setting in assembly code.
9533
9534 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9535
9536         * common/config/nds32/nds32-common.c (TARGET_DEFAULT_TARGET_FLAGS):
9537         Remove MASK_GP_DIRECT flag.
9538         * config/nds32/nds32.h (MULTILIB_DEFAULTS): Have -mcmodel=medium as
9539         one of the multilib default options.
9540         * config/nds32/nds32.opt (mgp-direct): Remove.
9541         * config/nds32/t-mlibs (MULTILIB_OPTIONS): Use -mcmodel instead of
9542         -mgp-direct.  We also remove unnecessary -mlittle-endian/-mbig-endian.
9543
9544 2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>
9545
9546         * config/nds32/nds32.opt (mcmodel): Add new option.
9547         * config/nds32/nds32-opts.h (nds32_cmodel_type): Add new enum type
9548         to describe code model.
9549
9550 2015-01-13  Oleg Endo  <olegendo@gcc.gnu.org>
9551
9552         PR target/64479
9553         * rtlanal.c (set_reg_p): Handle SEQUENCE constructs.
9554
9555 2015-01-12  Kaz Kojima  <kkojima@gcc.gnu.org>
9556
9557         * config/sh/sh.c (sh_atomic_assign_expand_fenv): New function.
9558         (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define.
9559         (sh_builtin_get_fpscr, sh_builtin_set_fpscr): New variables.
9560         (sh_init_builtins): Record decls for __builtin_sh_get_fpscr and
9561         __builtin_sh_set_fpscr.
9562
9563 2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>
9564
9565         * doc/invoke.texi ([-Wsuggest-attribute=]): Don't use parentheses
9566         after a funtion name just to indicate it is a function.
9567         ([-fsanitize-undefined-trap-on-error]): Likewise.
9568         ([-fdbg-cnt=]): Likewise.
9569         ([-mmemcpy]): Likewise.
9570         ([-mflush-func]): Likewise.
9571         ([-msynci]): Likewise.
9572
9573 2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>
9574
9575         * doc/invoke.texi ([-Wbad-function-cast]): Rewrite to avoid confusing
9576         example.
9577
9578 2015-01-12  Jakub Jelinek  <jakub@redhat.com>
9579
9580         PR tree-optimization/64563
9581         * tree-vrp.c (vrp_evaluate_conditional): Check for VR_RANGE
9582         instead of != VR_VARYING.
9583
9584         PR target/64513
9585         * config/i386/i386.c (ix86_expand_prologue): Add
9586         REG_FRAME_RELATED_EXPR to %rax and %r10 pushes.
9587
9588         PR tree-optimization/64454
9589         * tree-vrp.c (simplify_div_or_mod_using_ranges): Optimize
9590         op0 % op1 into op0 if op0 is in range [-op1 + 1, op1 - 1]
9591         for signed or [0, op1 - 1] for unsigned modulo.
9592         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
9593         even if op1 does not satisfy integer_pow2p.
9594
9595         PR other/64370
9596         * sreal.c (sreal::to_double): Use ldexp instead of scalbnl.
9597
9598 2015-01-12  Jeff Law  <law@redhat.com>
9599
9600         PR target/64461
9601         * config/m68k/m68k.md (truncsiqi2): Disable for TARGET_COLDFIRE.
9602         (trunchiqi2, truncsihi2): Similarly.
9603
9604         * config/h8300/h8300.c (Fpa): Use RTX_FRAME_RELATED_P directly
9605         rather than calling F.
9606
9607 2015-01-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
9608
9609         * tsan.c (instrument_expr): Use force_gimple_operand.
9610         Use may_be_nonaddressable_p instead of is_gimple_addressable.
9611
9612 2015-01-12  Richard Biener  <rguenther@suse.de>
9613
9614         PR tree-optimization/64530
9615         * tree-loop-distribution.c (pg_add_dependence_edges): Shuffle
9616         back dr1.
9617
9618 2015-01-12  Richard Biener  <rguenther@suse.de>
9619
9620         PR middle-end/64357
9621         * tree-cfg.c (gimple_can_merge_blocks_p): Protect simple
9622         latches properly.
9623
9624 2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9625
9626         * config/arm/arm.c (arm_cortex_a12_tune): Update entries to match
9627         Cortex-A17 tuning parameters.
9628         * config/arm/arm-cores.def (cortex-a12): Schedule for cortex-a17.
9629
9630 2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9631
9632         * config/arm/arm-protos.h (tune_params): Add fuseable_ops field.
9633         * config/arm/arm.c (arm_macro_fusion_p): New function.
9634         (arm_macro_fusion_pair_p): Likewise.
9635         (TARGET_SCHED_MACRO_FUSION_P): Define.
9636         (TARGET_SCHED_MACRO_FUSION_PAIR_P): Likewise.
9637         (ARM_FUSE_NOTHING): Likewise.
9638         (ARM_FUSE_MOVW_MOVT): Likewise.
9639         (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
9640         arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
9641         arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
9642         arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
9643         arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
9644         arm_cortex_a5_tune): Specify fuseable_ops value.
9645
9646 2015-01-12  H.J. Lu  <hongjiu.lu@intel.com>
9647
9648         PR bootstrap/64561
9649         * configure.ac (HAVE_LD_PIE_COPYRELOC): Update Linux/x86-64 linker
9650         test for PIE with copy reloc.
9651         * configure: Regenerated.
9652
9653 2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9654
9655         * config/arm/arm.c (arm_load_tp): Use R0_REGNUM instead of constant 0
9656         in gen_rtx_REG.
9657         (arm_tls_descseq_addr): Likewise.
9658         (arm_gen_movmemqi): Likewise.
9659         (arm_expand_epilogue_apcs_frame): Likewise.
9660         (arm_expand_epilogue): Likewise.
9661         (arm_expand_prologue): Likewise.  Use R1_REGNUM instead of constant 1
9662         in gen_rtx_REG.
9663
9664 2015-01-12  Martin Liska  <mliska@suse.cz>
9665
9666         PR ipa/64550
9667         * ipa-icf-gimple.c (func_checker::compare_memory_operand): Compare
9668         volatility for correct operands.
9669
9670 2015-01-12  Martin Liska  <mliska@suse.cz>
9671
9672         * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
9673         that a function is not leaf.
9674         (sem_function::compare_polymorphic_p): Likewise.
9675
9676 2015-01-12  Martin Liska  <mliska@suse.cz>
9677
9678         * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
9679         that a function is not leaf.
9680         (sem_function::compare_polymorphic_p): Likewise.
9681
9682 2015-01-12  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
9683
9684         * config/visium/visium.c: Add includes hashtab.h, hash-set.h,
9685         machmode.h, input.h, statistics.h, vec.h, double-int.h, real.h,
9686         fixed-value.h, alias.h, symtab.h, tree-core.h, wide-int.h, inchash.h,
9687         fold-const.h, tree-check.h.
9688
9689 2015-01-12  Jan Hubicka  <hubicka@ucw.cz>
9690
9691         PR ipa/63967
9692         PR ipa/64425
9693         * ipa-inline.c (compute_uninlined_call_time,
9694         compute_inlined_call_time): Use counts for extra precision when
9695         needed possible.
9696         (big_speedup_p): Fix formating.
9697         (RELATIVE_TIME_BENEFIT_RANGE): Remove.
9698         (relative_time_benefit): Remove.
9699         (edge_badness): Turn DECL_DISREGARD_INLINE_LIMITS into hint;
9700         merge guessed and read profile paths.
9701         (inline_small_functions): Count only !optimize_size functions into
9702         initial size; be more lax about sanity check when profile is used;
9703         be sure to update inlined function profile when profile is read.
9704
9705 2015-01-12  Jan Hubicka  <hubicka@ucw.cz>
9706
9707         PR ipa/63470
9708         * ipa-inline-analysis.c (inline_edge_duplication_hook): Adjust
9709         cost when edge becomes direct.
9710         * ipa-prop.c (make_edge_direct): Do not adjust when speculation
9711         is resolved or when introducing new speculation.
9712
9713 2015-01-12  Chen Gang  <gang.chen.5i5j@gmail.com>
9714
9715         PR ipa/64551
9716         PR ipa/64552
9717         * ipa-icf.c (sem_function::equals_private): Use '&&' instead of
9718         '||' to fix typo issue.
9719
9720         * gcc/tree.h (target_opts_for_fn): Check NULL_TREE since it can
9721         accept and return NULL.
9722
9723 2015-01-12  Martin Liska  <mliska@suse.cz>
9724
9725         * cgraph.c (cgraph_edge::remove_callee): Move function to header
9726         file for being inlined.
9727         (cgraph_set_edge_callee): Delete.
9728         (cgraph_edge::redirect_callee): Move function to header file
9729         for being inlined.
9730         (cgraph_edge::make_direct): Use new function.
9731         (cgraph_edge::dump_edge_flags): New function created from
9732         static dump_edge_flags function.
9733         (cgraph_node::dump): Use new function.
9734         (cgraph_edge::verify_count_and_frequency): New function created
9735         from verify_edge_count_and_frequency.
9736         (cgraph_edge::verify_corresponds_to_fndecl): New function created
9737         from verify_edge_corresponds_to_fndecl.
9738         (verify_edge_corresponds_to_fndecl): Delete.
9739         (cgraph_node::verify_node): Use new function.
9740         * cgraph.h (cgraph_edge::set_callee): New function.
9741         (cgraph_edge::dump_edge_flags): Likewise.
9742         (cgraph_edge::verify_corresponds_to_fndecl): Likewise.
9743
9744 2015-01-11  Jan Hubicka  <hubicka@ucw.cz>
9745
9746         * ipa-utils.c (estimate_function_body_sizes): Do not
9747         free node params when called late with early=true.
9748
9749 2015-01-11  James Greenhalgh  <james.greenhalgh@arm.com>
9750
9751         * doc/md.texi (Instruction Patterns): Rewrite text for
9752         clarity.
9753         (Example): Likewise.
9754
9755 2015-01-10  Sandra Loosemore  <sandra@codesourcery.com>
9756
9757         * doc/invoke.texi (Option Summary): Break long lines.
9758         [(-fdiagnostics-color)]: Put long literal in @smallexample
9759         instead of inline.
9760         [(-fsanitize-recover)]: Likewise.
9761         [(-fdump-rtl-split*)]: Rewrite to fix over-full hbox.
9762         [(-ffast-math)]: Likewise.
9763         [(--param max-inline-insns-recursive)]: Likewise.
9764         [(--param max-inline-recursive-depth)]: Likewise.
9765         [(-mno-text-section-literals)]: Likewise.
9766
9767 2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>
9768
9769         * doc/install.texi: Update for libgomp being renamed from "GNU
9770         OpenMP Runtime Library" to "GNU Offloading and Multi Processing
9771         Runtime Library".
9772         * doc/sourcebuild.texi: Likewise.
9773
9774 2015-01-10  Anthony Green  <green@moxielogic.com>
9775
9776         * config/moxie/moxie.c (moxie_option_override): Fix forcing of
9777         mul.x availability for moxiebox configuration.
9778
9779 2015-01-09  Anthony Green  <green@moxielogic.com>
9780
9781         * config/moxie/moxie.md: Tabify assembly output.
9782
9783 2015-01-09  Anthony Green  <green@moxielogic.com>
9784
9785         * config/moxie/moxie.md (CC_REG): Correct register definition.
9786
9787 2015-01-09  Sandra Loosemore  <sandra@codesourcery.com>
9788
9789         * doc/invoke.texi ([-fvtable-verify]): Copy-edit and fix markup.
9790         ([-fvtv-debug], [-fvtv-counts]): Likewise.  Correct location
9791         of log files.
9792
9793 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
9794
9795         * config/arm/arm.h (MAX_SYNC_LIBFUNC_SIZE): Delete semicolon.
9796
9797 2015-01-09  Bernd Schmidt  <bernds@codesourcery.com>
9798             Jakub Jelinek  <jakub@redhat.com>
9799
9800         PR middle-end/64412
9801         * lto-streamer.h (lto_stream_offload_p): New declaration.
9802         * lto-streamer.c (lto_stream_offload_p): New variable.
9803         * cgraphunit.c (ipa_passes): Set lto_stream_offload_p
9804         at the same time as section_name_prefix.
9805         * lto-streamer-out.c (hash_tree): Don't hash TREE_TARGET_OPTION
9806         if lto_stream_offload_p.
9807         * tree-streamer-out.c (streamer_pack_tree_bitfields): Don't
9808         stream TREE_TARGET_OPTION if lto_stream_offload_p.
9809         (write_ts_function_decl_tree_pointers): Don't
9810         stream DECL_FUNCTION_SPECIFIC_TARGET if lto_stream_offload_p.
9811         * tree-streamer-in.c (unpack_value_fields): Don't stream
9812         TREE_TARGET_OPTION in if ACCEL_COMPILER.
9813         (lto_input_ts_function_decl_tree_pointers): Don't stream
9814         DECL_FUNCTION_SPECIFIC_TARGET in if ACCEL_COMPILER.
9815         * lto-opts.c (lto_write_options): Use lto_stream_offload_p
9816         instead of section_name_prefix string comparisons.
9817
9818 2015-01-09  Jakub Jelinek  <jakub@redhat.com>
9819
9820         PR rtl-optimization/64536
9821         * cfgrtl.c (rtl_tidy_fallthru_edge): Handle removal of degenerate
9822         tablejumps.
9823
9824 2015-01-09  Michael Collison  <michael.collison@linaro.org>
9825
9826         PR tree-optimization/64322
9827         * tree-vrp.c (extract_range_from_binary_expr_1): Attempt to derive
9828         range for RSHIFT_EXPR even if vr0 range is not VR_RANGE or is symbolic.
9829
9830 2015-01-09  Tom de Vries  <tom@codesourcery.com>
9831
9832         PR rtl-optimization/64539
9833         * regcprop.c (kill_clobbered_values): Factor out of ...
9834         (copyprop_hardreg_forward_1): ... here.  Use kill_clobbered_values
9835         instead of note_stores with kill_clobbered_value.
9836
9837 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
9838
9839          * ginclude/unwind-arm-common.h: Revert previous commit.
9840
9841 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
9842
9843         * config.gcc (arm*-*-freebsd*): New configuration.
9844         * config/arm/freebsd.h: New file.
9845         * config.host: Add extra components for arm*-*-freebsd*.
9846         * config/arm/arm.h: Introduce MAX_SYNC_LIBFUNC_SIZE.
9847         * config/arm/arm.c (arm_init_libfuncs): Use MAX_SYNC_LIBFUNC_SIZE.
9848
9849 2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>
9850
9851         * config/rs6000/rtems.h (CPP_OS_RTEMS_SPEC): Define __PPC_CPU_E6500__
9852         for -mcpu=e6500.
9853         * config/rs6000/t-rtems: Add e6500 multilibs.
9854
9855 2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>
9856
9857         * config/rs6000/t-rtems: Add -mno-spe to soft-float multilib for
9858         MPC8540.
9859
9860 2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>
9861
9862         * config/rs6000/t-rtems: Use MULTILIB_REQUIRED instead of
9863         MULTILIB_EXCEPTIONS.
9864
9865 2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>
9866
9867         * config/arm/t-rtems: Use MULTILIB_REQUIRED instead of
9868         MULTILIB_EXCEPTIONS.
9869
9870 2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>
9871
9872         * config/arm/t-rtems-eabi: Rename to...
9873         * config/arm/t-rtems: ...this.
9874         * config/arm/rtems-eabi.h: Rename to...
9875         * config/arm/rtems.h: ...this.
9876         * config.gcc (arm*-*-rtems*): Reflect changes above.
9877
9878 2015-01-09  Richard Biener  <rguenther@suse.de>
9879
9880         PR tree-optimization/64410
9881         * tree-ssa.c (non_rewritable_lvalue_p): Allow REALPART/IMAGPART_EXPR
9882         on the LHS.
9883         (execute_update_addresses_taken): Deal with that.
9884         * tree-ssa-forwprop.c (pass_forwprop::execute): Use component-wise
9885         loads/stores for complex variables.
9886
9887 2015-01-09  Martin Liska  <mliska@suse.cz>
9888
9889         * ipa-icf-gimple.c (func_checker::compare_ssa_name): Enhance SSA
9890         name comparison.
9891         (func_checker::compare_memory_operand): New function.
9892         (func_checker::compare_operand): Split case to newly
9893         added functions.
9894         (func_checker::compare_cst_or_decl): New function.
9895         (func_checker::compare_gimple_call): Identify
9896         memory operands.
9897         (func_checker::compare_gimple_assign): Likewise.
9898         * ipa-icf-gimple.h: New function.
9899
9900 2015-01-09  Martin Liska  <mliska@suse.cz>
9901
9902         PR ipa/64503
9903         * sreal.c (sreal::dump): Change unsigned format to signed for
9904         m_exp value.
9905         (sreal::to_double): Replace exp2 with scalbln.
9906
9907 2015-01-09  Martin Liska  <mliska@suse.cz>
9908
9909         * cgraphunit.c (cgraph_node::create_wrapper): Fix level of indentation.
9910         * ipa-icf.c (sem_function::equals_private): Add support for target and
9911         (sem_item_optimizer::merge_classes): Remove redundant function
9912         optimization flags comparison.
9913         * tree.h (target_opts_for_fn): New function.
9914
9915 2015-01-09  Tom de Vries  <tom@codesourcery.com>
9916
9917         * omp-low.c (expand_omp_for_static_chunk): Fix assert.
9918
9919 2015-01-09  Kito Cheng  <kito@0xlab.org>
9920
9921         PR rtl-optimization/64348
9922         * lra-constraints.c (split_reg): Fix caller-save store/restore
9923         instruction generation.
9924
9925 2015-01-08  John David Anglin  <danglin@gcc.gnu.org>
9926
9927         PR gcov-profile/61790
9928         * gcov-tool.c (do_rewrite): Use strtoll instead of atoll if host has
9929         long long.  Fallback to int64_t if host doesn't have long long and
9930         use strtol if int64_t is long.  Otherwise, use sscanf for conversion.
9931
9932 2015-01-08  Jakub Jelinek  <jakub@redhat.com>
9933
9934         PR tree-optimization/63989
9935         * params.def (PARAM_MAX_TRACKED_STRLENS): Increment default
9936         from 1000 to 10000.
9937         * tree-ssa-strlen.c (get_strinfo): Moved earlier.
9938         (get_stridx): If we don't have a record for certain SSA_NAME,
9939         but it is POINTER_PLUS_EXPR of some SSA_NAME we do with
9940         constant offset, call get_stridx_plus_constant.
9941         (get_stridx_plus_constant): New function.
9942         (zero_length_string): Don't use get_stridx here.
9943
9944         PR target/55023
9945         PR middle-end/64388
9946         * dse.c (struct insn_info): Mention frame_read set also
9947         before reload for tail calls on some targets.
9948         (scan_insn): Revert 2014-12-22 change.  Set frame_read
9949         also before reload for tail calls if
9950         HARD_FRAME_POINTER_IS_ARG_POINTER.  Call add_wild_read
9951         instead of add_non_frame_wild_read for non-const/memset
9952         tail calls after reload.
9953
9954 2015-01-08  Jason Merrill  <jason@redhat.com>
9955
9956         * ubsan.c (do_ubsan_in_current_function): New.
9957         (pass_ubsan::gate): Use it.
9958         * ubsan.h: Declare it.
9959         * convert.c (convert_to_integer): Use it.
9960
9961 2015-01-08  Jakub Jelinek  <jakub@redhat.com>
9962
9963         PR target/64338
9964         * config/i386/i386.c (ix86_expand_int_movcc): Don't reverse
9965         compare_code when it is unconditionally overwritten afterwards.
9966         Use ix86_reverse_condition instead of reverse_condition.  Don't
9967         change code if *reverse_condition* returned UNKNOWN and don't
9968         swap ct/cf and negate diff in that case.
9969
9970 2015-01-08  Mike Stump  <mikestump@comcast.net>
9971
9972         * tsan.c (pass_tsan::gate): Add no_sanitize_thread support.
9973         (pass_tsan_O0::gate): Likewise.
9974         * extend.texi (Function Attributes): Add no_sanitize_thread
9975         documentation.
9976
9977 2015-01-08  Thomas Schwinge  <thomas@codesourcery.com>
9978
9979         * builtins.def (DEF_GOMP_BUILTIN): Also consider flag_offload_abi
9980         for registering builtins.
9981         * config/i386/intelmic-mkoffload.c (prepare_target_image): Don't
9982         add -fopenmp to the argv_obstack used when invoking
9983         compile_for_target.
9984
9985         * config/i386/intelmic-mkoffload.c (compile_for_target): Always
9986         add "-m32" or "-m64" to argv_obstack.
9987         (generate_host_descr_file): Likewise, when invoking host_compiler.
9988         (main): Always add "-m elf_i386" or "-m elf_x86_64" when invoking
9989         ld.
9990
9991 2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>
9992
9993         * config/sh/sh-mem.cc: Use constant as second operand when emitting
9994         tstsi_t insns.
9995
9996 2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>
9997
9998         PR target/55212
9999         * config/sh/sh.md (*addsi3_compact): Emit reg-reg copy instead of
10000         constant load if constant operand fits into I08.
10001
10002 2015-01-08  Jakub Jelinek  <jakub@redhat.com>
10003
10004         PR sanitizer/64336
10005         * tree.c (build2_stat): Fix up initialization of TREE_READONLY
10006         and TREE_THIS_VOLATILE for MEM_REFs.
10007         (build5_stat): Fix up initialization of TREE_READONLY and
10008         TREE_THIS_VOLATILE for TARGET_MEM_REFs.
10009
10010 2015-01-08  Kaz Kojima  <kkojima@gcc.gnu.org>
10011
10012         PR target/64533
10013         * config/sh/sh.md (*addsi3_compact): Use u constraint instead
10014         of r for the second alternative of the destination operand.
10015
10016 2015-01-07  Segher Boessenkool  <segher@kernel.crashing.org>
10017
10018         PR target/36557
10019         * config/rs6000/rs6000.md (*eqsi3_ext<mode>, *nesi3_ext<mode>): New.
10020
10021 2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>
10022
10023         * doc/invoke.texi ([-fvtable-verify]): Fix markup on option
10024         keywords.
10025         ([-fivar-visibility], [-fvisibility]): Likewise.
10026
10027 2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>
10028
10029         * doc/invoke.texi: Fix incorrect uses of @samp markup throughout
10030         the file where @code, @command, etc is more appropriate.
10031
10032 2015-01-06  Sandra Loosemore  <sandra@codesourcery.com>
10033
10034         * doc/invoke.texi (RS/6000 and PowerPC Options): Tidy formatting
10035         of -mrecip= documentation.
10036
10037 2015-01-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
10038
10039         PR target/64505
10040         * config/rs6000/rs6000.c (rs6000_secondary_reload): Return the
10041         correct reload handler if -m32 -mpowerpc64 is used.
10042
10043 2015-01-06  Tom de Vries  <tom@codesourcery.com>
10044
10045         * tree-ssa-tail-merge.c: Fix typo in struct same_succ_def comment.
10046
10047 2015-01-08  Christian Bruel  <christian.bruel@st.com>
10048
10049         PR target/64507
10050         * config/sh/sh-mem.cc (sh_expand_cmpnstr): Check 0 length.
10051
10052 2015-01-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
10053
10054         PR tree-optimization/63259
10055         * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Stop checking
10056         if optab exists for 16bit byteswap.
10057
10058 2015-01-06  Jakub Jelinek  <jakub@redhat.com>
10059
10060         * opts.c (common_handle_option): Add support for
10061         -fno-sanitize=all and -f{,no-}sanitize-recover=all.
10062         * doc/invoke.texi: Document -fno-sanitize=all,
10063         -f{,no-}sanitize-recover=all.  Document that
10064         -fsanitize=float-cast-overflow is not enabled
10065         by -fsanitize=undefined.  Fix up documentation
10066         of -f{,no-}sanitize-recover.
10067
10068 2015-01-06  Eric Botcazou  <ebotcazou@adacore.com>
10069
10070         * config.gcc: Add Visium support.
10071         * configure.ac: Likewise.
10072         * configure: Regenerate.
10073         * doc/extend.texi (interrupt attribute): Add Visium.
10074         * doc/invoke.texi: Document Visium options.
10075         * doc/install.texi: Document Visium target.
10076         * doc/md.texi: Document Visium constraints.
10077         * common/config/visium: New directory.
10078         * config/visium: Likewise.
10079
10080 2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>
10081
10082         * simplify-rtx.c (simplify_binary_operation_1): Handle more cases
10083         for the "(and X (ior (not X) Y) -> (and X Y)" transform.
10084
10085 2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>
10086
10087         * combine.c (combine_validate_cost): Do not count the cost of a
10088         split I2 twice.  Do not display it twice in the dump, either.
10089
10090 2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>
10091
10092         Revert parts of r219199.
10093         * doc/invoke.texi ([-Wliteral-suffix]): Restore markup on
10094         <inttypes.h>.
10095         ([-Wtraditional]): Restore markup on <limits.h>.
10096
10097 2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>
10098
10099         PR c++/31397
10100         * doc/invoke.texi: Document -Wsuggest-override.
10101
10102 2015-01-05  Radovan Obradovic  <radovan.obradovic@imgtec.com>
10103
10104         PR rtl-optimization/64287
10105         * toplev.c (HAVE_epilogue, HAVE_prologue): Provide default.
10106         (process_options): Disable flag_ipa_ra if profiling.
10107
10108 2015-01-05  Eric Botcazou  <ebotcazou@adacore.com>
10109
10110         * config/nds32/nds32-peephole2.md: Do not mention define_peephole.
10111
10112 2015-01-05  Max Filippov  <jcmvbkbc@gmail.com>
10113
10114         * config/xtensa/xtensa.c (hwloop_optimize, hwloop_fail,
10115         hwloop_pattern_reg, xtensa_doloop_hooks, xtensa_reorg_loops):
10116         put under #if TARGET_LOOPS guard.
10117
10118 2015-01-05  Uros Bizjak  <ubizjak@gmail.com>
10119
10120         * config/i386/i386.c (output_387_binary_op): Use std::swap.
10121
10122 2015-01-05  Oleg Endo  <olegendo@gcc.gnu.org>
10123
10124         * rtlanal.c (refers_to_regno_p): Change return value from int to bool.
10125         * rtl.h (refers_to_regno_p): Add overload.
10126         * cse.c: Use it.
10127         * bt-load.c: Likewise.
10128         * combine.c: Likewise.
10129         * df-scan.c: Likewise.
10130         * sched-deps.c: Likewise.
10131         * config/s390/s390.c: Likewise.
10132         * config/m32r/m32r.c: Likewise.
10133         * config/rs6000/spe.md: Likewise.
10134         * config/rs6000/rs6000.c: Likewise.
10135         * config/pa/pa.c: Likewise.
10136         * config/stormy16/stormy16.c: Likewise.
10137         * config/cris/cris.c: Likewise.
10138         * config/arc/arc.md: Likewise.
10139         * config/arc/arc.c: Likewise.
10140         * config/sh/sh.md: Likewise.
10141         * config/sh/sh.c: Likewise.
10142         * config/frv/frv.c: Likewise.
10143
10144 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
10145
10146         PR sanitizer/64265
10147         * gimplify.c (gimplify_function_tree): Add TSAN_FUNC_EXIT internal
10148         call as cleanup of the whole body.
10149         * internal-fn.def (TSAN_FUNC_EXIT): New internal call.
10150         * tsan.c (replace_func_exit): New function.
10151         (instrument_func_exit): Moved earlier.
10152         (instrument_memory_accesses): Adjust TSAN_FUNC_EXIT internal calls.
10153         Call instrument_func_exit if no TSAN_FUNC_EXIT internal calls have
10154         been found.
10155         (tsan_pass): Don't call instrument_func_exit.
10156         * internal-fn.c (expand_TSAN_FUNC_EXIT): New function.
10157         * tree-inline.c (copy_bb): Drop TSAN_FUNC_EXIT internal calls during
10158         inlining.
10159
10160         PR sanitizer/64344
10161         * ubsan.h (ubsan_instrument_float_cast): Add ARG argument.
10162         * ubsan.c (ubsan_instrument_float_cast): Add ARG argument, pass
10163         it to libubsan handler instead of EXPR.  Fold comparisons earlier,
10164         if the result is integer_zerop, return NULL_TREE.
10165         * convert.c (convert_to_integer): Pass expr as ARG.
10166
10167         PR tree-optimization/64465
10168         * tree-inline.c (redirect_all_calls): During inlining
10169         clean up EH stmts and EH edges if redirect_call_stmt_to_callee
10170         changed the stmt to a non-throwing call.
10171
10172 2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>
10173
10174         * doc/invoke.texi: Fix incorrect uses of @code, @option, @samp,
10175         etc markup throughout the file.
10176
10177 2015-01-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
10178
10179         Enable experimental TSAN support for Ada.
10180         * tsan.c (instrument_expr): Handle VIEW_CONVERT_EXPR.
10181
10182 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
10183
10184         PR tree-optimization/64494
10185         * tree-ssa-loop-im.c (move_computations_dom_walker::before_dom): Also
10186         clear SSA_NAME_ANTI_RANGE_P flag.
10187
10188 2015-01-05  Marek Polacek  <polacek@redhat.com>
10189
10190         * doc/extend.texi (Arrays of Length Zero): Add missing comma.
10191
10192 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
10193
10194         Update copyright years.
10195
10196         * gcc.c (process_command): Update copyright notice dates.
10197         * gcov-dump.c: Ditto.
10198         * gcov.c: Ditto.
10199         * doc/cpp.texi: Bump @copying's copyright year.
10200         * doc/cppinternals.texi: Ditto.
10201         * doc/gcc.texi: Ditto.
10202         * doc/gccint.texi: Ditto.
10203         * doc/gcov.texi: Ditto.
10204         * doc/install.texi: Ditto.
10205         * doc/invoke.texi: Ditto.
10206
10207         * auto-profile.c, auto-profile.h: Fix up Copyright line.
10208
10209 2015-01-04  Sandra Loosemore  <sandra@codesourcery.com>
10210
10211         * doc/invoke.texi ([-fsized-deallocation]): Copy-edit to fix
10212         verb tense, etc.
10213         ([-fvtable-verify], [-fvtv-debug]): Likewise.
10214         ([-Wabi]): Likewise.
10215         ([-fmessage-length]): Likewise.
10216         ([-Wsuggest-final-types], [-Wsuggest-final-methods]): Likewise.
10217         ([-Wno-discarded-qualifiers]): Likewise.
10218         ([-Wnodiscarded-array-qualifiers]): Likewise.
10219         ([-Wno-virtual-move-assign]): Likewise.
10220         ([-fsanitize=address], [-fsanitize=thread]): Likewise.
10221         ([-fsanitize=leak], [-fsanitize=undefined]): Likewise.
10222         ([-fsanitize=unreachable], [-fsanitize-recover]): Likewise.
10223         ([-fsanitize-undefined-trap-on-error]): Likewise.
10224         ([-floop-interchange]): Likewise.
10225         ([-ftree-coalesce-inlined-vars]): Likewise.
10226         ([-fvect-cost-model]): Likewise.
10227         ([-flto]): Likewise.
10228         ([--param]): Likewise.
10229         (Spec Files): Likewise.
10230         ([-mstrict-align]): Likewise.
10231         ([-mfix-cortex-a53-835769]): Likewise.
10232         ([-march], [-mtune]): Likewise.
10233         ([-mpic-register]): Likewise.
10234         ([-munaligned-access]): Likewise.
10235         ([-msp8]): Likewise.
10236         (EIND and Devices with more than 128 Ki Bytes of Flash): Likewise.
10237         (AVR Built-in Macros): Likewise.
10238         ([-mpreferred-stack-boundary]): Likewise.
10239         ([-mtune-crtl]): Likewise.
10240         ([-mashf]): Likewise.
10241         ([-mmcu=]): Likewise.
10242         ([-minrt]): Likewise.
10243         ([-maltivec], [-maltivec=be], [-maltivec=le]): Likewise.
10244         ([-mupper-regs]): Likewise.
10245         ([-matomic-model]): Likewise.
10246         ([-mdiv]): Likewise.
10247         ([-mzdcbranch]): Likewise.
10248         ([-mdisable-callt]): Likewise.
10249         ([-msoft-float]): Likewise.
10250         ([-m8byte-align]): Likewise.
10251         ([-fstack-reuse]): Likewise.
10252
10253 2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>
10254
10255         * doc/invoke.texi ([-fprofile-generate], [-fprofile-use]):
10256         Fix markup, light copy-editing.
10257         ([-fauto-profile]): Rewrite to fix formatting and content
10258         problems.
10259
10260 2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>
10261
10262         * doc/invoke.texi ([-fisolate-erroneous-paths-dereference]):
10263         Copy-edit description.
10264         ([-fisolate-erroneous-paths-attribute]): Likewise.
10265         * common.opt (fisolate-erroneous-paths-dereference):
10266         Copy-edit description.
10267         (fisolate-erroneous-paths-attribute): Likewise.
10268
10269 2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>
10270
10271         * doc/invoke.texi ([-fsemantic-interposition]): Fix typos and
10272         tidy grammar.
10273
10274 2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>
10275
10276         * doc/invoke.texi ([-fplan9-extensions]): Add/fix @opindex.
10277         ([-fvtv-debug]): Likewise.
10278         ([-Wc++-compat]): Likewise.
10279         ([-Wc++11-compat]): Likewise.
10280         ([-Wc++14-compat]): Likewise.
10281         ([-Wno-sized-deallocation]): Likewise.
10282         ([-femit-class-debug-always]): Likewise.
10283         ([-femit-struct-debug-detailed]): Likewise.
10284         ([-fno-keep-inline-dllexport]): Likewise.
10285         ([-fira-algorithm]): Likewise.
10286         ([-fira-region]): Likewise.
10287         ([-flra-remat]): Likewise.
10288         ([-fipa-ra]): Likewise.
10289         ([-fhoist-adjacent-loads]): Likewise.
10290         ([-fisolate-erroneous-paths-dereference]): Likewise.
10291         ([-fisolate-erroneous-paths-attribute]): Likewise.
10292         ([-ftree-switch-conversion]): Likewise.
10293         ([-ftree-tail-merge]): Likewise.
10294         ([-ftree-loop-if-convert]): Likewise.
10295         ([-ftree-loop-if-convert-stores]): Likewise.
10296         ([-ftree-loop-distribution]): Likewise.
10297         ([-ftree-loop-distribute-patterns]): Likewise.
10298         ([-flto-compression-level]): Likewise.
10299         ([-flto-report]): Likewise.
10300         ([-flto-report-wpa]): Likewise.
10301         ([-fuse-linker-plugin]): Likewise.
10302         ([-mfix-cortex-a53-835769]): Likewise.
10303         ([-mno-fix-cortex-a53-835769]): Likewise.
10304         ([-mmmx]...[-mno-3dnow]): Remove the -mno- forms from the
10305         explicit listing; add a note to the discussion indicating they
10306         exist.  Reorder table to group similar options.  Add missing
10307         @opindex entries.  Add @need commands throughout the table to
10308         allow it to be split across multiple pages.
10309         ([-m8bit-idiv]): Fix @opindex.
10310         ([-mavx256-split-unaligned-load]): Likewise.
10311         ([-mavx256-split-unaligned-store]): Likewise.
10312         ([-mstack-protector-guard]): Likewise.
10313         ([-mcpu=]): Likewise.
10314         ([-mcpu]): Likewise.
10315         ([-mpointer-size=]): Likewise.
10316
10317 2015-01-03  John David Anglin  <danglin@gcc.gnu.org>
10318
10319         * config/pa/pa.md (decrement_and_branch_until_zero): Use `Q' constraint
10320         instead of `m' constraint.  Likewise for unnamed movb comparison
10321         patterns using reg_before_reload_operand predicate.
10322         * config/pa/predicates.md (reg_before_reload_operand): Tighten
10323         predicate to reject register index and LO_SUM DLT memory forms
10324         after reload.
10325
10326 2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>
10327
10328         * doc/invoke.texi (Option Summary): Fix spelling of
10329         -fdevirtualize-at-ltrans.
10330         ([-fdevirtualize]): Fix markup.
10331         ([-fdevirtualize-speculatively]): Fix typo.
10332         ([-fdevirtualize-at-ltrans]): Likewise.  Make description less
10333         implementor-speaky.
10334         * common.opt (fdevirtualize-at-ltrans): Likewise.
10335         * ipa-devirt.c: Fix typos in comments throughout the file.
10336         (ipa_devirt): Fix typos in format strings for dump output.
10337
10338 2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>
10339
10340         * doc/invoke.texi ([-fopt-info]): Fix markup, consolidate
10341         discussion of defaults, light copy-editing.
10342
10343 2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
10344
10345         * tsan.c (instrument_expr): corrected previous checkin.
10346
10347 2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
10348
10349         Instrument bit field and unaligned accesses for TSAN.
10350         * sanitizer.def (BUILT_IN_TSAN_READ_RANGE): New built-in function.
10351         (BUILT_IN_TSAN_WRITE_RANGE): New built-in function.
10352         * tsan.c (instrument_expr): Handle COMPONENT_REF and BIT_FIELD_REF.
10353         Use BUILT_IN_TSAN_READ_RANGE and BUILT_IN_TSAN_WRITE_RANGE for
10354         unaligned memory regions.
10355
10356 2015-01-01  Anthony Green  <green@moxielogic.com>
10357
10358         * config/moxie/predicates.md (moxie_general_movsrc_operand):
10359         Restrict move source register offsets to 16 bits.
10360 \f
10361 Copyright (C) 2015 Free Software Foundation, Inc.
10362
10363 Copying and distribution of this file, with or without modification,
10364 are permitted in any medium without royalty provided the copyright
10365 notice and this notice are preserved.