gcc/ChangeLog

   1 2016-01-15  Richard Biener  <rguenther@suse.de>
   2
   3         PR tree-optimization/66856
   4         * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
   5         * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
   6         (vect_create_new_slp_node): Increment stmt reference count.
   7         (vect_get_and_check_slp_defs): Make sure stmts are nor already in
   8         an SLP tree before swapping operands.
   9         (vect_build_slp_tree): Likewise.
  10         (destroy_bb_vec_info): Free stmt info after SLP instances.
  11         * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
  12         * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
  13         (STMT_VINFO_NUM_SLP_USES): New macro.
  14
  15 2016-01-15  Richard Biener  <rguenther@suse.de>
  16
  17         PR debug/69137
  18         * dwarf2out.c (add_linkage_name_raw): New function split out from ...
  19         (add_linkage_name): ... here.
  20         (gen_typedef_die): Use add_linkage_name_raw instead of
  21         add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
  22         if necessary.
  23
  24 2016-01-15  Cesar Philippidis  <cesar@codesourcery.com>
  25
  26         * gimplify.c (oacc_default_clause): Decode reference and pointer
  27         types for both kernels and parallel regions.
  28
  29 2016-01-15  Richard Sandiford  <richard.sandiford@arm.com>
  30
  31         PR middle-end/69246
  32         * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
  33
  34 2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
  35
  36         * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
  37         (convert_scalars_to_vector): Likewise.
  38
  39 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
  40
  41         * doc/extend.texi (Type Traits): Fix grammar.
  42
  43 2016-01-15  Martin Jambor  <mjambor@suse.cz>
  44
  45         * tree-inline.c (remap_decl): Use existing dclarations if
  46         remapping a type and prevent_decl_creation_for_types.
  47         (replace_locals_stmt): Do an initial remapping of non-VLA typed
  48         decls first.  Do real remapping with
  49         prevent_decl_creation_for_types set.
  50         * tree-inline.h (copy_body_data): New field
  51         prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
  52         padding.
  53
  54 2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
  55
  56         * config/s390/s390.opt (mmvcle): More verbose help text.
  57
  58 2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
  59
  60         * config/s390/s390.opt: Add period to -mzvector option text.
  61
  62 2016-01-15  Richard Biener  <rguenther@suse.de>
  63
  64         PR tree-optimization/68961
  65         * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
  66         of invariants in stores again.
  67
  68 2016-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>
  69
  70         * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
  71
  72 2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
  73
  74         * config/i386/i386.c (ix86_expand_branch): Don't split
  75         DI mode xor instruction to SI mode.
  76
  77 2016-01-15  Jan Hubicka  <hubicka@ucw.cz>
  78
  79         PR ipa/68148
  80         * ipa-icf.c (sem_function::merge): Virtual functions may become
  81         reachable even if they address is not taken and there are no
  82         idrect calls.
  83
  84 2016-01-15  Jan Hubicka  <hubicka@ucw.cz>
  85
  86         * lto-streamer-out.c (subtract_estimated_size): New function.
  87         (get_symbol_initial_value): Use it.
  88
  89 2016-01-15  Christian Bruel  <christian.bruel@st.com>
  90
  91         PR target/65837
  92         * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
  93         (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
  94         (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
  95         use add_builtin_function_ext_scope instead of add_builtin_function.
  96         (neon_set_p, neon_crypto_set_p): Remove.
  97         (arm_init_builtins): Always call arm_init_neon_builtins and
  98         arm_init_crypto_builtins.
  99         (arm_expand_builtin): Check that builtins are allowed for the arch.
 100         * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
 101         * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
 102         arm_init_neon_builtins call.
 103
 104 2016-01-15  Richard Biener  <rguenther@suse.de>
 105
 106         PR tree-optimization/69117
 107         * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
 108         * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
 109         of the leader conservatively.
 110         (free_scc_vn): Restore original SSA name infos.
 111
 112 2016-01-14  Jeff Law  <law@redhat.com>
 113
 114         PR tree-optimization/69270
 115         * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
 116         single bit of precision, verify it's also unsigned.
 117         (record_edge_info): Use constant_boolean_node rather than fold_convert
 118         to convert boolean_true/boolean_false to the right type.
 119
 120 2016-01-14  Richard Henderson  <rth@redhat.com>
 121
 122         PR rtl-opt/69014
 123         * loop-doloop.c (record_reg_sets): New.
 124         (doloop_optimize): Reject the transform if the sequence
 125         clobbers registers live at the end of the loop block.
 126         (doloop_optimize_loops): Enable df_live if needed.
 127
 128 2016-01-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
 129
 130         * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
 131         * gcc/config/rs6000/rs6000.c: Likewise.
 132         * gcc/config/rs6000/rs6000.h: Likewise.
 133         * gcc/config/rs6000/rs6000.md: Likewise.
 134         * gcc/doc/extend.texi: Likewsie.
 135
 136 2016-01-14  Jeff Law  <law@redhat.com>
 137
 138         * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
 139         typo.
 140
 141 2016-01-14  Richard Henderson  <rth@redhat.com>
 142
 143         PR c/69272
 144         PR tree-opt/68964
 145         * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
 146         * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
 147         instead of builtin_decl_declared_p to test for declaration.
 148
 149 2016-01-14  Nicklas Bo Jensen  <nbjensen@gmail.com>
 150
 151         * doc/loop.texi (Loop Analysis and Representation): Document
 152         loop_depth function.
 153
 154 2016-01-14  Tom de Vries  <tom@codesourcery.com>
 155
 156         PR tree-optimization/68773
 157         * omp-low.c (expand_omp_target): Don't set force_output.
 158         * varpool.c (varpool_node::get_create): Same.
 159         * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
 160         offload_funcs with force_output.
 161
 162 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
 163
 164         PR debug/69244
 165         * lra-eliminations.c (move_plus_up): Don't change anything if either
 166         the outer or inner subreg mode is not MODE_INT.
 167         * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
 168         integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
 169
 170 2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
 171
 172         * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
 173         reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
 174         reduc_uplus_@var{m}): Remove.
 175         * expr.c (expand_expr_real_2): Remove expansion path for
 176         reduc_[us](min|max|plus) optabs.
 177         * optabs-tree.c (scalar_reduc_to_vector): Remove.
 178         * optabs-tree.h (scalar_reduc_to_vector): Remove.
 179         * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
 180         reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
 181         * tree-vect-loop.c (vectorizable_reduction): Remove test for
 182         reduc_[us](min|max|plus) optabs.
 183
 184 2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
 185
 186         * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
 187         (reduc_plus_scal_v2sf): New.
 188         (reduc_smax_v2sf): Rename to...
 189         (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
 190         (reduc_smin_v2sf): Rename to...
 191         (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
 192
 193 2016-01-14  Jan Hubicka  <hubicka@ucw.cz>
 194
 195         * alias.c (compare_base_symbol_refs): New function.
 196         (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
 197         it.
 198
 199 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
 200
 201         PR middle-end/68146
 202         PR tree-optimization/69155
 203         * tree-complex.c: Include cfganal.h.
 204         (phis_to_revisit): New variable.
 205         (extract_component): Add phiarg_p argument.  Assert that returned
 206         SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
 207         (update_phi_components): Partly rewrite to use loop over real/imag
 208         components instead of code duplication.  If extract_component returns
 209         SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
 210         create_tmp_reg into the PHI node instead, and mention the phi triplet
 211         in phis_to_revisit.
 212         (tree_lower_complex): Walk bbs in rpo order.  Adjust phis recorded
 213         in phis_to_revisit at the end.
 214
 215 2016-01-14  Richard Biener  <rguenther@suse.de>
 216
 217         PR tree-optimization/68060
 218         * tree-vect-loop.c (vect_is_simple_reduction): Check the
 219         outer loop reduction is only used in the inner loop before
 220         detecting a double reduction.
 221
 222 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
 223
 224         PR target/68269
 225         * combine.c (expand_field_assignment): Punt if compute_mode is
 226         unsupported scalar mode.
 227
 228 2016-01-14  Richard Biener  <rguenther@suse.de>
 229
 230         PR tree-optimization/66856
 231         * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
 232         SLP node only if it built successfully.
 233         (vect_analyze_slp_instance): Adjust.
 234
 235 2016-01-14  Jeff Law  <law@redhat.com>
 236
 237         PR tree-optimization/69270
 238         * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
 239         (record_edge_info): Use it.  Convert boolean_{true,false}_node
 240         to the type of op0.
 241
 242 2016-01-13  Jan Hubicka  <hubicka@ucw.cz>
 243
 244         PR ipa/66487
 245         * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
 246         use block_ultimate_origin
 247         (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
 248
 249 2016-01-13  Sandra Loosemore <sandra@codesourcery.com>
 250
 251         * doc/invoke.texi (Submodel Options): Rename section to
 252         "Machine-Dependent Options" to better reflect its content.
 253         Rewrite introductory text to remove archaic CPU names.
 254         Update references.
 255
 256 2016-01-13  Sandra Loosemore <sandra@codesourcery.com>
 257
 258         * doc/invoke.texi (Code Gen Options): Move section up in file,
 259         before target-specific options.  Update menu and option summary
 260         to reflect the new section ordering.
 261
 262 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
 263
 264         * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
 265         (C++ Dialect Options): Add cross-reference to -std option.
 266         * doc/standards.texi (C++ Language): Document C++14 support.
 267
 268 2016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
 269
 270         * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
 271         for pack/unpack functions for __ibm128.
 272         (PACK_IF): Likewise.
 273         (UNPACK_IF): Likewise.
 274
 275         * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
 276         support for __ibm128 pack/unpack functions.
 277         (rs6000_invalid_builtin): Likewise.
 278         (rs6000_init_builtins): Likewise.
 279         (rs6000_opt_masks): Likewise.
 280
 281         * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
 282         (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
 283         functions
 284         (RS6000_BTM_COMMON): Likewise.
 285
 286         * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
 287         (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
 288         disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
 289         128-bit floating point.  Add support for the double values to be
 290         in Altivec registers for TF/IF packing and unpacking, but restrict
 291         TD packing sub-fields to be FPR registers.  Don't allow overlapped
 292         register support for packing.  Allow pack inputs to be memory
 293         locations.  Don't build generator functions for unpack<mode>_dm
 294         and unpack<mode>_nodm.
 295         (unpack<mode>_dm): Likewise.
 296         (unpack<mode>_nodm): Likewise.
 297         (pack<mode>): Likewise.
 298
 299         * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
 300         built-in functions to pack/unpack explicit __ibm128 values.
 301         (__builtin_unpack_ibm128): Likewise.
 302
 303         * doc/extend.texi (PowerPC Built-in Functions): Document
 304         __builtin_pack_ibm128 and __builtin_unpack_ibm128.
 305
 306 2016-01-13  Bernd Schmidt  <bschmidt@redhat.com>
 307
 308         PR c/66208
 309         * c-common.c (check_function_nonnull): Remove unnecessary declaration.
 310         Add new arg loc and pass it down as context.
 311         (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
 312         to the location to use for the warning.
 313         (check_function_arguments): New arg loc.  All callers changed.  Pass
 314         it to check_function_nonnull.
 315         * c-common.h (check_function_arguments): Adjust declaration.
 316
 317 2016-01-13  Jakub Jelinek  <jakub@redhat.com>
 318
 319         PR tree-optimization/69156
 320         * gimple.c (validate_type): Removed.
 321         (gimple_builtin_call_types_compatible_p): Use
 322         useless_type_conversion_p instead of validate_type.
 323         * value-prof.c (gimple_stringop_fixed_value): Fold
 324         icall_size to correct type.
 325
 326 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
 327
 328         * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
 329         effects.
 330
 331 2016-01-13  Richard Henderson  <rth@redhat.com>
 332
 333         PR tree-opt/68964
 334         * target.def (builtin_tm_load, builtin_tm_store): Remove.
 335         * config/i386/i386.c (ix86_builtin_tm_load): Remove.
 336         (ix86_builtin_tm_store): Remove.
 337         (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
 338         (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
 339         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
 340         (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
 341         * doc/tm.texi: Rebuild.
 342
 343         * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
 344         (BUILT_IN_TM_MEMCPY_RTWN): New.
 345         * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
 346         fallback from vector to integer helpers.
 347         (build_tm_load): Handle vector types directly, instead of
 348         via target hook.
 349         (build_tm_store): Likewise.
 350         (expand_assign_tm): Prepare for register types not handled by
 351         the above.  Copy them to memory and use memcpy.
 352         * tree.c (tm_define_builtin): New.
 353         (find_tm_vector_type): New.
 354         (build_tm_vector_builtins): New.
 355         (build_common_builtin_nodes): Call it.
 356
 357 2016-01-13  Uros Bizjak  <ubizjak@gmail.com>
 358
 359         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
 360         TARGET_SSE_MATH without TARGET_SSE2.  Rewrite.
 361
 362 2016-01-13  Tom de Vries  <tom@codesourcery.com>
 363
 364         PR tree-optimization/69169
 365         * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
 366         handled_struct_type param.
 367         (create_variable_info_for, intra_create_variable_infos): Call
 368         create_variable_info_for_1 with extra arg.
 369
 370 2016-01-13  Yvan Roux  <yvan.roux@linaro.org>
 371
 372         * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
 373         and "armv8.1-a+crc" entries.
 374
 375 2016-01-13  Alexander Fomin  <alexander.fomin@intel.com>
 376
 377         PR target/69228
 378         * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
 379         Change first operand predicate from register_or_constm1_operand
 380         to register_operand.
 381         (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
 382         (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
 383         (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
 384         (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
 385         (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
 386         (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
 387         (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
 388         * config/i386/i386.c (ix86_expand_builtin): Remove first operand
 389         comparison with constm1_rtx from vec_prefetch_gen part.
 390
 391 2016-01-13  Richard Biener  <rguenther@suse.de>
 392
 393         PR tree-optimization/69013
 394         * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
 395         Exchange assert for a test.
 396
 397 2016-01-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 398
 399         PR target/69247
 400         * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
 401
 402 2016-01-13  Richard Biener  <rguenther@suse.de>
 403
 404         PR tree-optimization/69242
 405         * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
 406         assert with a check.
 407
 408 2016-01-13  Richard Biener  <rguenther@suse.de>
 409
 410         PR tree-optimization/69186
 411         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
 412         Properly guard vect_update_misalignment_for_peel call.
 413
 414 2016-01-12  Jeff Law  <law@redhat.com>
 415
 416         PR tree-optimization/pr67755
 417         * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
 418         "need_profile_correction".
 419         (thread_block_1): Initialize new field to false by default.  If we
 420         have multiple thread paths through a common joiner to different
 421         final targets, then set new field to true.
 422         (compute_path_counts): Only do count adjustment when it's really
 423         needed.
 424
 425 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
 426
 427         * doc/invoke.texi (Spec Files): Move section down in file, past
 428         all command-line option descriptions.
 429
 430 2016-01-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 431
 432         PR middle-end/54809
 433         * doc/gty.texi: Remove documentation of mark_hook.
 434         * gengtype.c (struct write_types_data): Remove code to support
 435         mark_hook attribute.
 436         (walk_type): Likewise.
 437         (write_func_for_structure): Likewise.
 438
 439 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
 440
 441         * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
 442         Directory Options, and -specs= to Overall Options.
 443         (Overall Options): Adjust similarly.  Reorder to group related
 444         options together.  Make -specs= cross-reference the spec file details.
 445         (Directory Options): Adjust similarly.
 446
 447 2016-01-12  Jeff Law  <law@redhat.com>
 448
 449         * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
 450
 451 2016-01-12  Olivier Hainque  <hainque@adacore.com>
 452
 453         * gcc.c (spec_undefvar_allowed): New global.
 454         (process_command): Set to true when running for --version or --help,
 455         alone or together.
 456         (getenv_spec_function): When the variable is not defined, use the
 457         variable name as the variable value if we're allowed not to issue
 458         a fatal error.
 459
 460 2016-01-12  Bin Cheng  <bin.cheng@arm.com>
 461
 462         PR tree-optimization/68911
 463         * tree-vrp.c (adjust_range_with_scev): Check overflow in range
 464         information computed for expression "init + nit * step".
 465
 466 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
 467
 468         * doc/invoke.texi (Invoking GCC): Copy-edit.  Incorporate information
 469         about name of GCC executable.  Remove deleted node from menu.
 470         (Directory Options) <-B>: Remove cross-reference to deleted node.
 471         (Target Options): Delete section.
 472
 473 2016-01-12  Christian Bruel  <christian.bruel@st.com>
 474
 475         PR target/69180
 476         * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
 477         for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
 478
 479 2016-01-12  Jakub Jelinek  <jakub@redhat.com>
 480
 481         PR target/69198
 482         * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
 483         aligned_mem is properly set for AVX512-VL floating point masked
 484         stores.
 485
 486         PR target/69175
 487         * ifcvt.c (cond_exec_process_if_block): When removing the last
 488         insn from then_bb, remove also any possible barriers that follow it.
 489
 490 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 491
 492         PR target/68456
 493         PR target/69226
 494         * config/i386/iamcu.h (SIZE_TYPE): New macro.
 495         (PTRDIFF_TYPE): Likewise.
 496         (WCHAR_TYPE): Likewise.
 497         (WCHAR_TYPE_SIZE): Likewise.
 498         (STDINT_LONG32): Likewise.
 499
 500 2016-01-12  Richard Biener  <rguenther@suse.de>
 501
 502         PR tree-optimization/69053
 503         * tree-vect-loop.c (get_initial_def_for_reduction): Properly
 504         convert initial value for cond reductions.
 505
 506 2016-01-12  Richard Biener  <rguenther@suse.de>
 507
 508         PR tree-optimization/69007
 509         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
 510         widen_sum after dot_prod and sad.
 511
 512 2016-01-12  Richard Biener  <rguenther@suse.de>
 513
 514         PR tree-optimization/69168
 515         * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
 516         pattern stmt SLP type.
 517         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
 518         end up unused so cope with that case.
 519
 520 2016-01-12  Richard Biener  <rguenther@suse.de>
 521
 522         PR tree-optimization/69157
 523         * tree-vect-stmts.c (vectorizable_mask_load_store): Check
 524         stmts def type only during analyze phase.
 525         (vectorizable_call): Likewise.
 526         (vectorizable_simd_clone_call): Likewise.
 527         (vectorizable_conversion): Likewise.
 528         (vectorizable_assignment): Likewise.
 529         (vectorizable_shift): Likewise.
 530         (vectorizable_operation): Likewise.
 531         (vectorizable_store): Likewise.
 532         (vectorizable_load): Likewise.
 533
 534 2016-01-12  Richard Biener  <rguenther@suse.de>
 535
 536         PR tree-optimization/69174
 537         * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
 538         space.
 539         (vectorizable_load): Properly compute the number of loads needed
 540         for permuted strided SLP loads and do not spuriously assign
 541         to SLP_TREE_VEC_STMTS.
 542
 543 2016-01-12  Andris Pavenis  <andris.pavenis@iki.fi>
 544
 545         * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
 546         (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
 547         (MD_EXEC_PREFIX): Remove.
 548         (MD_STARTFILE_PREFIX) Removee.
 549         (FILE_NAME_ABSOLUTE_P): Remove.
 550         (CPP_SPEC): Do not read macros from sys/version.h.
 551         (LINK_COMMAND_SPEC): Remove.
 552         (LOCAL_INCLUDE_DIR): Remove.
 553         (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
 554         (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
 555         (POST_LINK_SPEC): Define to invoke stubify after linker
 556         (LIBSTDCXX): Remove define
 557         (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
 558         (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
 559         (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
 560         (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
 561         (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
 562         (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
 563         (i386_djgpp_asm_named_section): Add propotype of new procedure
 564
 565         * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
 566         (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
 567         (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX in config/i386/djgpp.h).
 568         (STANDARD_STARTFILE_PREFIX_2): Define identical to STANDARD_STARTFILE_PREFIX_1.
 569         (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
 570         (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal installation errors.
 571         (MAX_OFILE_ALIGNMENT): Define to 128.
 572         (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
 573
 574         * config/i386/djgpp.c: New file. Add implementation of i386_djgpp_asm_named_section.
 575
 576         * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
 577
 578         * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
 579         Add rule for building djgpp.o.
 580
 581 2016-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 582
 583         * config/rs6000/rs6000.c (v2df_reduction_p): New function.
 584         (rtx_is_swappable_p): Reductions are swappable.
 585         (insn_is_swappable_p): V2DF reductions are swappable.
 586
 587 2016-01-11  John David Anglin  <danglin@gcc.gnu.org>
 588
 589         * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
 590         reloads for other unsupported memory operands.
 591
 592 2016-01-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
 593             Jim Wilson  <jim.wilson@linaro.org>
 594
 595         PR target/69194
 596         * config/arm/arm-builtins.c (arm_expand_neon_args): Call
 597         copy_to_mode_reg instead of force_reg.
 598
 599 2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 600
 601         PR target/69225
 602         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
 603         TARGET_80387 is true.
 604
 605 2016-01-11  Jakub Jelinek  <jakub@redhat.com>
 606
 607         PR target/69071
 608         * lra-eliminations.c (move_plus_up): Only move plus up
 609         if subreg of the constant can be simplified into constant
 610         and use the simplified subreg of the constant instead of
 611         the original constant.
 612
 613         * fold-const.c (fold_convertible_p): Don't return true
 614         for conversion of VECTOR_TYPE to same sized integral type.
 615         (fold_convert_loc): Fix up formatting.  Fold conversion of
 616         VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
 617         instead of NOP_EXPR.
 618
 619         PR tree-optimization/69214
 620         * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
 621         innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
 622         Formatting fix.
 623
 624         PR tree-optimization/69207
 625         * tree-vect-slp.c (vect_get_constant_vectors): For
 626         VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
 627         fold_convertible_p to vector_type's element type, and always
 628         use VCE for non-VECTOR_BOOLEAN_TYPE_P.
 629
 630 2016-01-11  Richard Biener  <rguenther@suse.de>
 631
 632         PR tree-optimization/69173
 633         * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
 634         fixup the cycle if all stmts are in a pattern.
 635
 636 2016-01-11  Uros Bizjak  <ubizjak@gmail.com>
 637
 638         PR middle-end/68999
 639         * alias.c (base_alias_check): Move check for addresses with
 640         alignment ANDs before the call for compare_base_decls.
 641         (memrefs_conflict_p): Return -1 for different decls
 642         that went through alignment adjustments.
 643
 644 2016-01-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 645
 646         PR rtl-optimization/68796
 647         * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
 648         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
 649         and QImode comparisons against zero with CC_NZmode.
 650         * config/aarch64/iterators.md (short_mask): New mode_attr.
 651
 652 2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 653
 654         * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
 655         (<avx512>_store<mode>_mask): Likewise.
 656
 657 2016-01-11  Bernd Schmidt  <bschmidt@redhat.com>
 658             Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 659
 660         PR rtl-optimization/68841
 661         * ifcvt.c (struct noce_if_info): Add orig_x field.
 662         (bbs_ok_for_cmove_arith): Add to_rename parameter.
 663         Don't record conflicts on to_rename if it's present.
 664         Allow memory destinations in sets.
 665         (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
 666         blocks, passing orig_x to the checks.
 667         (noce_process_if_block): Set if_info->orig_x appropriately.
 668
 669 2016-01-11  Tom de Vries  <tom@codesourcery.com>
 670
 671         PR tree-optimization/69069
 672         * tree-parloops.c (create_parallel_loop): Add missing phi args.
 673
 674 2016-01-11  Yuri Rumyantsev  <ysrumyan@gmail.com>
 675
 676         PR rtl-optimization/68920
 677         * config/i386/i386.c (ix86_option_override_internal): Restrict number
 678         of conditional moves for  RTL if-conversion to 1 for
 679         TARGET_ONE_IF_CONV_INSN.
 680         * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
 681         * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
 682         * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
 683         parameter to restirct number of conditional moves for
 684         RTL if-conversion.
 685         * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
 686         * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
 687         conditionl moves.
 688
 689 2016-01-11  Alexandre Oliva  <aoliva@redhat.com>
 690
 691         PR bootstrap/69123
 692         * var-tracking.c (drop_overlapping_mem_locs): Operate on all
 693         onepart vars.  Fix typo in comment.  Fix reversed condition in
 694         unshare test.
 695         (dataflow_set_remove_mem_locs): Operate on all onepart vars.
 696
 697         PR bootstrap/69123
 698         * var-tracking.c (dump_onepart_variable_differences): New.
 699         (dataflow_set_different): If a detailed dump is requested,
 700         delay early returns and dump differences between onepart
 701         variables present before and after, and added variables.
 702
 703 2016-01-11  Ilya Enkovich  <enkovich.gnu@gmail.com>
 704
 705         PR target/69010
 706         * expr.c (expand_expr_real_1): For boolean vector constants
 707         with a scalar mode use const_scalar_mask_from_tree.
 708         (const_scalar_mask_from_tree): New.
 709         * optabs.c (expand_vec_cond_mask_expr): Use mask mode
 710         assigned to a mask type to handle constants.
 711
 712 2016-01-11  Martin Jambor  <mjambor@suse.cz>
 713
 714         PR ipa/69044
 715         * ipa-cp.c (estimate_local_effects): Do not clone for removal of
 716         useless parameters if we cannot change function signature.
 717
 718 2016-01-11  Martin Jambor  <mjambor@suse.cz>
 719
 720         PR ipa/66616
 721         * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
 722         flag.
 723
 724 2016-01-11  Tom de Vries  <tom@codesourcery.com>
 725
 726         PR tree-optimization/69109
 727         * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
 728         latch with phi.
 729
 730 2016-01-11  Tom de Vries  <tom@codesourcery.com>
 731
 732         PR tree-optimization/69108
 733         * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
 734         res is not used in a phi.
 735
 736 2016-01-11  Yury Gribov  <y.gribov@samsung.com>
 737
 738         PR 67425
 739         * common.opt (frandom-seed): Fix parameter name.
 740         * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
 741
 742 2016-01-11  Tom de Vries  <tom@codesourcery.com>
 743
 744         PR tree-optimization/69058
 745         * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
 746         not supported.
 747
 748 2016-01-11  Andrew Burgess  <andrew.burgess@embecosm.com>
 749
 750         * config/arc/arc.opt (mdiv-rem): Add period to the end.
 751         (mcode-density): Likewise.
 752
 753 2016-01-10  Tom de Vries  <tom@codesourcery.com>
 754
 755         PR tree-optimization/69062
 756         * tree-parloops.c (loop_has_phi_with_address_arg): New function.
 757         (parallelize_loops): Don't paralelize loop that has phi with address
 758         arg.
 759
 760 2016-01-10  Tom de Vries  <tom@codesourcery.com>
 761
 762         PR tree-optimization/69039
 763         * tree-parloops.c (try_create_reduction_list): Only allow single exit
 764         phi for reduction.
 765
 766 2016-01-09  John David Anglin  <danglin@gcc.gnu.org>
 767
 768         PR middle-end/68743
 769         * match.pd: Require target has function_c99_misc before doing
 770         truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
 771
 772 2016-01-09  Gerald Pfeifer  <gerald@pfeifer.com>
 773
 774         * configure.ac (isl_options_set_schedule_serialize_sccs): Also
 775         use GMPINC.
 776         * configure: Regenerate.
 777
 778 2016-01-09  Jakub Jelinek  <jakub@redhat.com>
 779
 780         PR middle-end/50865
 781         PR tree-optimization/69097
 782         * fold-const.h (expr_not_equal_to): New prototype.
 783         * fold-const.c: Include stringpool.h and tree-ssanames.h.
 784         (expr_not_equal_to): New function.
 785         * match.pd (X % -Y is the same as X % Y): Don't optimize
 786         unless X is known not to be equal to minimum or Y is known
 787         not to be equal to -1.
 788         * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
 789         fold TRUNC_MOD_EXPR if the second argument is not a power of two.
 790         (simplify_stmt_using_ranges): Adjust caller.
 791         (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
 792         substitute_and_fold.
 793
 794 2016-01-09  Jan Hubicka  <hubicka@ucw.cz>
 795
 796         * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
 797         w/o DECL_NAME.
 798
 799 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
 800
 801         PR tree-optimization/69167
 802         * gimple-fold.c (replace_stmt_with_simplification): Also punt if
 803         new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
 804         ops[0] comparison.
 805         * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
 806
 807 2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
 808             Richard Biener  <rguenther@suse.de>
 809
 810         PR tree-optimization/68707
 811         * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
 812         instances that can be handled via vect_load_lanes.
 813
 814 2016-01-08  Uros Bizjak  <ubizjak@gmail.com>
 815
 816         * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
 817         if we can't determine address equivalence.
 818         * alias.c (compare_base_decl): Update for changed return value of
 819         symtab_node::equal_address_to.
 820
 821 2016-01-08  Jason Merrill  <jason@redhat.com>
 822
 823         PR c++/68983
 824         PR c++/67557
 825         * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
 826         * expr.c (store_field): Not here.
 827         * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
 828         call with TREE_ADDRESSABLE type.
 829         * tree-cfg.c (verify_gimple_call): Adjust.
 830
 831 2016-01-08  Olivier Hainque  <hainque@adacore.com>
 832
 833         * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
 834         libc_internal.
 835
 836 2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
 837
 838         * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
 839         (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
 840         (reduc_smin_v2sf): Rename to...
 841         (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
 842         (reduc_splus_v2sf): Rename to...
 843         (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
 844
 845 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
 846
 847         PR tree-optimization/69162
 848         * gimplify.c (gimplify_va_arg_expr): Encode original type of
 849         valist argument in another argument.
 850         (gimplify_modify_expr): Adjust for the above change.  Cleanup.
 851         * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
 852         to determine the va_list type, build a MEM_REF instead of
 853         build_fold_indirect_ref.
 854
 855         PR tree-optimization/69172
 856         * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
 857         gimple_build.
 858
 859 2016-01-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 860
 861         PR tree-optimization/67781
 862         * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
 863         and cmpnop in two steps: first the ones not accessed in original
 864         gimple expression in a endian independent way and then the ones not
 865         accessed in the final result in an endian-specific way.
 866
 867 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
 868
 869         PR tree-optimization/69083
 870         * tree-vect-slp.c (vect_get_constant_vectors): For
 871         VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
 872         element type.  If op is fold_convertible_p to vector_type's element
 873         type, use NOP_EXPR instead of VCE.
 874
 875 2016-01-08  Segher Boessenkool  <segher@kernel.crashing.org>
 876
 877         PR rtl-optimization/67778
 878         PR rtl-optimization/68634
 879         PR rtl-optimization/68909
 880         * shrink-wrap.c (try_shrink_wrapping): Add comment.  Don't pop
 881         block from the stack until done with it.  Remove a superfluous
 882         bitmap set.  Remove a superfluous bitmap test.
 883
 884 2016-01-07  Martin Sebor  <msebor@redhat.com>
 885
 886         PR c/68966
 887         * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
 888         constraint on the type of arguments.
 889
 890 2016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>
 891
 892         * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
 893         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
 894         unaligned_access on the gcc_options set.
 895         * config/arm/arm.c (arm_option_override_internal): Use
 896         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
 897
 898 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
 899
 900         PR target/69140
 901         * config/i386/i386.c (ix86_frame_pointer_required): Enable
 902         frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
 903
 904 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
 905
 906         Revert
 907         2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
 908
 909         PR target/69140
 910         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
 911         depending on frame_pointer_needed before remaining integer and SSE
 912         registers are saved.
 913
 914 2016-01-07  Sandra Loosemore  <sandra@codesourcery.com>
 915
 916         PR 1078
 917         * doc/extend.texi (Nvidia PDX Function Attributes): New section.
 918
 919 2016-01-07  H.J. Lu  <hongjiu.lu@intel.com>
 920
 921         PR target/69171
 922         * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
 923         Use the "xBm" constraint.
 924         (float<sseintvecmodelower><mode>2<mask_name><round_name):
 925         Likewise.
 926         (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
 927         (sse_cvtsi2ssq<round_name>): Likewise.
 928         (sse_cvtss2si<round_name>): Likewise.
 929         (sse_cvtss2siq<round_name>): Likewise.
 930         (sse2_cvtsi2sdq<round_name>): Likewise.
 931         (sse2_cvtsd2si<round_name>): Likewise.
 932         (sse2_cvtsd2siq<round_name>): Likewise.
 933         * config/i386/subst.md (round_nimm_scalar_predicate): New
 934         predicate.
 935
 936 2015-12-15  Bernd Schmidt  <bschmidt@redhat.com>
 937
 938         PR middle-end/67639
 939         * varasm.c (make_decl_rtl): Mark invalid register vars as
 940         DECL_EXTERNAL.
 941
 942         PR rtl-optimization/66206
 943         * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
 944         All callers changed.
 945
 946 2016-01-07  Jakub Jelinek  <jakub@redhat.com>
 947
 948         PR tree-optimization/69141
 949         * tree-ssa-pre.c: Include langhooks.h.
 950         (eliminate_dom_walker::before_dom_children): Use
 951         lang_hooks.decl_printable_name instead of
 952         cgraph_node::get ()->name ().
 953
 954         PR middle-end/68960
 955         * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
 956         it and DECL_ALIGN too.
 957
 958 2016-01-06  Robert Suchanek  <robert.suchanek@imgtec.com>
 959
 960         * config/mips/mips-ftypes.def: Sort to lexicographical order.
 961
 962 2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
 963
 964         PR target/69140
 965         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
 966         depending on frame_pointer_needed before remaining integer and SSE
 967         registers are saved.
 968
 969 2015-01-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 970
 971         * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
 972         mode iterator with VSX_M2.
 973         (*p9_vecstore_<mode>): Likewise.
 974         (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
 975         (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
 976         (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
 977         (define_split for VSX_LE128 stores): Likewise.
 978         (define_peephole2 for TImode LE swaps): Likewise.
 979         (define_split for VSX_LE128 post-reload stores): Likewise.
 980
 981 2016-01-06  Marek Polacek  <polacek@redhat.com>
 982
 983         PR sanitizer/69099
 984         * convert.c (convert_to_integer_1): Adjust call to
 985         ubsan_instrument_float_cast.  Use NULL_TREE instead of NULL.
 986         * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter.  Use
 987         EXPR instead of ARG.
 988         * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
 989
 990 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
 991
 992         PR 1078
 993         * doc/extend.texi (RL78 Variable Attributes): New section.
 994
 995 2016-01-05  Marek Polacek  <polacek@redhat.com>
 996
 997         PR c/69104
 998         * builtins.c (get_memmodel): Use expansion point location rather than
 999         the input location.  Call warning_at rather than warning.
1000         (expand_builtin_atomic_compare_exchange): Likewise.
1001         (expand_builtin_atomic_load): Likewise.
1002         (expand_builtin_atomic_store): Likewise.
1003         (expand_builtin_atomic_clear): Likewise.
1004
1005 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
1006
1007         PR target/68991
1008         * config/i386/i386.c (ix86_expand_vector_logical_operator):
1009         Replace nonimmediate_operand with vector_operand.
1010         * config/i386/predicates.md (vector_operand): New predicate.
1011         (general_vector_operand): Replace nonimmediate_operand with
1012         vector_operand.
1013         * config/i386/sse.md: Replace nonimmediate_operand with
1014         vector_operand and m constraint with Bm constraint on SSE
1015         patterns with 16-byte memory operand.
1016         * config/i386/subst.md (round_nimm_predicate): Replace
1017         nonimmediate_operand with vector_operand.
1018         (round_saeonly_nimm_predicate): Likewise.
1019         (round_saeonly_nimm_scalar_predicate): New.
1020
1021 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
1022
1023         PR target/68991
1024         * config/i386/constraints.md (Bm): New constraint.
1025         * config/i386/predicates.md (vector_memory_operand): New
1026         predicate.
1027         * config/i386/sse.md: Replace xm with xBm in plusminus and
1028         any_logic patterns.
1029
1030 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
1031
1032         PR 1078
1033         * doc/extend.texi (V850 Function Attributes): New section.
1034         (V850 Variable Attributes): New section.
1035
1036 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
1037
1038         PR 1078
1039         * doc/extend.texi (MicroBlaze Function Attributes): Document
1040         interrupt_handler and fast_interrupt attributes.
1041
1042 2016-01-05  Sergei Trofimovich  <siarheit@google.com>
1043
1044         PR other/60465
1045         * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
1046         for local symbolic operands.
1047         * config/ia64/predicates.md (local_symbolic_operand64): New
1048         predicate.
1049
1050 2016-01-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1051
1052         PR rtl-optimization/68651
1053         * combine.c (combine_simplify_rtx): Canonicalize x + x into
1054         x << 1.
1055
1056 2016-01-05  Nathan Sidwell  <nathan@acm.org>
1057
1058         * alias.c (compare_base_decls): Use symtab_node::get.
1059
1060 2016-01-05  Nick Clifton  <nickc@redhat.com>
1061
1062         PR target/68770
1063         * ira-costs.c (copy_cost): Initialise the t_icode field of the
1064         secondary_reload_info structure.
1065
1066         PR target/66655
1067         * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
1068         decls if weak support is available.
1069
1070 2016-01-04  Martin Sebor  <msebor@redhat.com>
1071
1072         * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
1073
1074 2016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
1075
1076         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1077         OPTION_MASK_P9_DFORM.
1078
1079         * config/rs6000/constraints.md (wo constraint): New constraint for
1080         ISA 3.0 (power9).
1081
1082         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
1083         for wo constraint.
1084         (rs6000_init_hard_regno_mode_ok): Likewise.
1085
1086         * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
1087         wo constraint.
1088
1089         * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
1090         expanders not to have constraints.  Add support for ISA 3.0 xxperm
1091         instruction.  Add support for fusing xxlor with xxperm.
1092         (altivec_vperm_<mode>_internal): Likewise.
1093         (altivec_vperm_v8hiv16qi): Likewise.
1094         (altivec_vperm_<mode>v16q): Likewise.
1095         (altivec_vperm_<mode>_uns): Likewise.
1096         (vperm_v8hiv4si): Likewise.
1097         (vperm_v16qiv8hi): Likewise.
1098
1099         * doc/md.texi (RS/6000 constraints): Document wo constraint.
1100
1101 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
1102
1103         Update copyright years.
1104
1105         * gcc.c (process_command): Update copyright notice dates.
1106         * gcov-dump.c (print_version): Ditto.
1107         * gcov.c (print_version): Ditto.
1108         * gcov-tool.c (print_version): Ditto.
1109         * gengtype.c (create_file): Ditto.
1110         * doc/cpp.texi: Bump @copying's copyright year.
1111         * doc/cppinternals.texi: Ditto.
1112         * doc/gcc.texi: Ditto.
1113         * doc/gccint.texi: Ditto.
1114         * doc/gcov.texi: Ditto.
1115         * doc/install.texi: Ditto.
1116         * doc/invoke.texi: Ditto.
1117
1118 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
1119
1120         * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
1121         modes larger than TImode as TImode if NEON is not enabled.
1122
1123 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
1124
1125         PR target/69100
1126         * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
1127         mode for %f0-%f31 only if TARGET_FPU.
1128
1129 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
1130
1131         PR target/69072
1132         * config/sparc/sparc.c (scan_record_type): Take into account subfields
1133         to compute the PACKED_P predicate.
1134         (function_arg_record_value): Minor tweaks.
1135
1136 2016-01-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1137
1138         * doc/install.texi (--with-multilib-list): Describe the meaning of the
1139         option for arm*-*-* targets.
1140
1141 2016-01-03  Sandra Loosemore  <sandra@codesourcery.com>
1142
1143         * doc/extend.texi (Common Function Attributes): Move docs for
1144         MSP430-specific attributes to....
1145         (MSP430 Function Attributes): ...here.  Delete the redundant
1146         entries and copy-edit the remaining text.
1147         (MSP430 Variable Attributes): Use uniform format for index
1148         entries and add a cross-reference to the corresponding function
1149         attribute docs.
1150
1151 2016-01-03  Vladimír Čunát  <vcunat@gmail.com>
1152
1153         * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
1154         -finite-math typo.
1155         (x86 Options): Likewise.
1156
1157 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
1158
1159         PR 1078
1160
1161         * extend.texi (Common Function Attributes) <no_stack_limit>: New.
1162         * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
1163         to corresponding attribute.
1164
1165 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
1166
1167         * doc/extend.texi (Common Function Attributes) <noplt>: Move
1168         to correct alphabetization of table.  Copy-edit and correct
1169         markup.
1170         <stack_protect>: Likewise.
1171         <target_clones>: Likewise.
1172         <simd>: Likewise.
1173         * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
1174         Correct punctuation.
1175         (Code Gen Options) <-fno-plt>: Copy-edit.
1176
1177 2016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1178
1179         PR target/68917
1180         * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
1181         SI values.  Explicitly convert SI to DI and vice-versa.
1182
1183 2016-01-01  Jakub Jelinek  <jakub@redhat.com>
1184
1185         PR tree-optimization/69070
1186         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
1187         REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
1188
1189         PR sanitizer/69055
1190         * ubsan.c (ubsan_instrument_float_cast): Call
1191         initialize_sanitizer_builtins.
1192
1193         PR target/69015
1194         * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
1195 \f
1196 Copyright (C) 2016 Free Software Foundation, Inc.
1197
1198 Copying and distribution of this file, with or without modification,
1199 are permitted in any medium without royalty provided the copyright
1200 notice and this notice are preserved.