gcc/ChangeLog

   1 2014-01-16  Jan Hubicka  <jh@suse.cz>
   2
   3         PR ipa/59775
   4         * tree.c (get_binfo_at_offset): Look harder for virtual bases.
   5
   6 2014-01-16  Bernd Schmidt  <bernds@codesourcery.com>
   7
   8         PR middle-end/56791
   9         * reload.c (find_reloads_address_1): Do not use RELOAD_OTHER when
  10         pushing a reload for an autoinc when we had previously reloaded an
  11         inner part of the address.
  12
  13 2014-01-16  Jakub Jelinek  <jakub@redhat.com>
  14
  15         * tree-vectorizer.h (struct _loop_vec_info): Add no_data_dependencies
  16         field.
  17         (LOOP_VINFO_NO_DATA_DEPENDENCIES): Define.
  18         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Clear it
  19         when not giving up or versioning for alias only because of
  20         loop->safelen.
  21         (vect_analyze_data_ref_dependences): Set to true.
  22         * tree-vect-stmts.c (hoist_defs_of_uses): Return false if def_stmt
  23         is a GIMPLE_PHI.
  24         (vectorizable_load): Use LOOP_VINFO_NO_DATA_DEPENDENCIES instead of
  25         LOOP_REQUIRES_VERSIONING_FOR_ALIAS, add && !nested_in_vect_loop
  26         to the condition.
  27
  28         PR middle-end/58344
  29         * expr.c (expand_expr_real_1): Handle init == NULL_TREE.
  30
  31         PR target/59839
  32         * config/i386/i386.c (ix86_expand_builtin): If target doesn't
  33         satisfy operand 0 predicate for gathers, use a new pseudo as
  34         subtarget.
  35
  36 2014-01-16  Vladimir Makarov  <vmakarov@redhat.com>
  37
  38         PR middle-end/59609
  39         * lra-constraints.c (process_alt_operands): Add printing debug
  40         info.  Check absence of input/output reloads for matched operands
  41         too.
  42
  43 2014-01-16  Vladimir Makarov  <vmakarov@redhat.com>
  44
  45         PR rtl-optimization/59835
  46         * ira.c (ira_init_register_move_cost): Increase cost for
  47         impossible modes.
  48
  49 2014-01-16  Alan Lawrence  <alan.lawrence@arm.com>
  50
  51         * config/arm/arm.opt: Make -mcpu, -march, -mtune case-insensitive.
  52
  53 2014-01-16  Richard Earnshaw  <rearnsha@arm.com>
  54
  55         PR target/59780
  56         * aarch64.c (aarch64_split_128bit_move): Don't lookup REGNO on
  57         non-register objects.  Use gen_(high/low)part more consistently.
  58         Fix assertions.
  59
  60 2014-01-16  Michael Meissner  <meissner@linux.vnet.ibm.com>
  61
  62         PR target/59844
  63         * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Add little
  64         endian support, remove tests for WORDS_BIG_ENDIAN.
  65         (p8_mfvsrd_3_<mode>): Likewise.
  66         (reload_gpr_from_vsx<mode>): Likewise.
  67         (reload_gpr_from_vsxsf): Likewise.
  68         (p8_mfvsrd_4_disf): Likewise.
  69
  70 2014-01-16  Richard Biener  <rguenther@suse.de>
  71
  72         PR rtl-optimization/46590
  73         * lcm.c (compute_antinout_edge): Use postorder iteration.
  74         (compute_laterin): Use inverted postorder iteration.
  75
  76 2014-01-16  Nick Clifton  <nickc@redhat.com>
  77
  78         PR middle-end/28865
  79         * varasm.c (output_constant): Return the number of bytes actually
  80         emitted.
  81         (output_constructor_array_range): Update the field size with the
  82         number of bytes emitted by output_constant.
  83         (output_constructor_regular_field): Likewise.  Also do not
  84         complain if the total number of bytes emitted is now greater
  85         than the expected fieldpos.
  86         * output.h (output_constant): Update prototype and descriptive
  87         comment.
  88
  89 2014-01-16  Marek Polacek  <polacek@redhat.com>
  90
  91         PR middle-end/59827
  92         * cgraph.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
  93         it is error_mark_node.
  94
  95 2014-01-15  Uros Bizjak  <ubizjak@gmail.com>
  96
  97         * config/i386/i386.c (ix86_hard_regno_mode_ok): Use
  98         VALID_AVX256_REG_OR_OI_MODE.
  99
 100 2014-01-15  Pat Haugen  <pthaugen@us.ibm.com>
 101
 102         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Check if
 103         current procedure should be profiled.
 104
 105 2014-01-15  Andrew Pinski  <apinski@cavium.com>
 106
 107         * config/aarch64/aarch64.c (aarch64_register_move_cost): Correct cost
 108         of moving from/to the STACK_REG register class.
 109
 110 2014-01-15  Richard Henderson <rth@redhat.com>
 111
 112         PR debug/54694
 113         * reginfo.c (global_regs_decl): Globalize.
 114         * rtl.h (global_regs_decl): Declare.
 115         * ira.c (do_reload): Diagnose frame_pointer_needed and it
 116         reserved via global_regs.
 117
 118 2014-01-15  Teresa Johnson  <tejohnson@google.com>
 119
 120         * tree-ssa-sccvn.c (visit_reference_op_call): Handle NULL vdef.
 121
 122 2014-01-15  Bill Schmidt  <wschmidt@vnet.linux.ibm.com>
 123
 124         * config/rs6000/altivec.md (mulv8hi3): Explicitly generate vmulesh
 125         and vmulosh rather than call gen_vec_widen_smult_*.
 126         (vec_widen_umult_even_v16qi): Test VECTOR_ELT_ORDER_BIG rather
 127         than BYTES_BIG_ENDIAN to determine use of even or odd instruction.
 128         (vec_widen_smult_even_v16qi): Likewise.
 129         (vec_widen_umult_even_v8hi): Likewise.
 130         (vec_widen_smult_even_v8hi): Likewise.
 131         (vec_widen_umult_odd_v16qi): Likewise.
 132         (vec_widen_smult_odd_v16qi): Likewise.
 133         (vec_widen_umult_odd_v8hi): Likewise.
 134         (vec_widen_smult_odd_v8hi): Likewise.
 135         (vec_widen_umult_hi_v16qi): Explicitly generate vmuleub and
 136         vmuloub rather than call gen_vec_widen_umult_*.
 137         (vec_widen_umult_lo_v16qi): Likewise.
 138         (vec_widen_smult_hi_v16qi): Explicitly generate vmulesb and
 139         vmulosb rather than call gen_vec_widen_smult_*.
 140         (vec_widen_smult_lo_v16qi): Likewise.
 141         (vec_widen_umult_hi_v8hi): Explicitly generate vmuleuh and vmulouh
 142         rather than call gen_vec_widen_umult_*.
 143         (vec_widen_umult_lo_v8hi): Likewise.
 144         (vec_widen_smult_hi_v8hi): Explicitly gnerate vmulesh and vmulosh
 145         rather than call gen_vec_widen_smult_*.
 146         (vec_widen_smult_lo_v8hi): Likewise.
 147
 148 2014-01-15  Jeff Law  <law@redhat.com>
 149
 150         PR tree-optimization/59747
 151         * ree.c (find_and_remove_re): Properly handle case where a second
 152         eliminated extension requires widening a copy created for elimination
 153         of a prior extension.
 154         (combine_set_extension): Ensure that the number of hard regs needed
 155         for a destination register does not change when we widen it.
 156
 157 2014-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 158
 159         * config.gcc (*-*-rtems*): Add t-rtems to tmake_file.
 160         (arm*-*-uclinux*eabi*): Do not override an existing tmake_file.
 161         (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtems*): Likwise.
 162         (arm*-*-rtems*): Use t-rtems from existing tmake_file.
 163         (avr-*-rtems*): Likewise.
 164         (bfin*-rtems*): Likewise.
 165         (moxie-*-rtems*): Likewise.
 166         (h8300-*-rtems*): Likewise.
 167         (i[34567]86-*-rtems*): Likewise.
 168         (lm32-*-rtems*): Likewise.
 169         (m32r-*-rtems*): Likewise.
 170         (m68k-*-rtems*): Likewise.
 171         (microblaze*-*-rtems*): Likewise.
 172         (mips*-*-rtems*): Likewise.
 173         (powerpc-*-rtems*): Likewise.
 174         (sh-*-rtems*): Likewise.
 175         (sparc-*-rtems*): Likewise.
 176         (sparc64-*-rtems*): Likewise.
 177         (v850-*-rtems*): Likewise.
 178         (m32c-*-rtems*): Likewise.
 179
 180 2014-01-15  Vladimir Makarov  <vmakarov@redhat.com>
 181
 182         PR rtl-optimization/59511
 183         * ira.c (ira_init_register_move_cost): Use memory costs for some
 184         cases of register move cost calculations.
 185         * lra-constraints.c (lra_constraints): Use REG_FREQ_FROM_BB
 186         instead of BB frequency.
 187         * lra-coalesce.c (move_freq_compare_func, lra_coalesce): Ditto.
 188         * lra-assigns.c (find_hard_regno_for): Ditto.
 189
 190 2014-01-15  Richard Biener  <rguenther@suse.de>
 191
 192         PR tree-optimization/59822
 193         * tree-vect-stmts.c (hoist_defs_of_uses): New function.
 194         (vectorizable_load): Use it to hoist defs of uses of invariant
 195         loads out of the loop.
 196
 197 2014-01-15  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
 198             Kugan Vivekanandarajah  <kuganv@linaro.org>
 199
 200         PR target/59695
 201         * config/aarch64/aarch64.c (aarch64_build_constant): Fix incorrect
 202         truncation.
 203
 204 2014-01-15  Richard Biener  <rguenther@suse.de>
 205
 206         PR rtl-optimization/59802
 207         * lcm.c (compute_available): Use inverted postorder to seed
 208         the initial worklist.
 209
 210 2014-01-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 211
 212         PR target/59803
 213         * config/s390/s390.c (s390_preferred_reload_class): Don't return
 214         ADDR_REGS for invalid symrefs in non-PIC code.
 215
 216 2014-01-15  Jakub Jelinek  <jakub@redhat.com>
 217
 218         PR other/58712
 219         * builtins.c (determine_block_size): Initialize *probable_max_size
 220         even if len_rtx is CONST_INT.
 221
 222 2014-01-14  Andrew Pinski  <apinski@cavium.com>
 223
 224         * config/aarch64/aarch64-protos.h (tune_params): Add issue_rate.
 225         * config/aarch64/aarch64.c (generic_tunings): Add issue rate of 2.
 226         (cortexa53_tunings): Likewise.
 227         (aarch64_sched_issue_rate): New function.
 228         (TARGET_SCHED_ISSUE_RATE): Define.
 229
 230 2014-01-14  Vladimir Makarov  <vmakarov@redhat.com>
 231
 232         * ira-costs.c (find_costs_and_classes): Add missed
 233         ira_init_register_move_cost_if_necessary.
 234
 235 2014-01-14  Vladimir Makarov  <vmakarov@redhat.com>
 236
 237         PR target/59787
 238         * config/arm/arm.c (arm_coproc_mem_operand): Add lra_in_progress.
 239
 240 2014-01-14  H.J. Lu  <hongjiu.lu@intel.com>
 241
 242         PR target/59794
 243         * config/i386/i386.c (type_natural_mode): Add a bool parameter
 244         to indicate if type is used for function return value.  Warn ABI
 245         change if the vector mode isn't available for function return value.
 246         (ix86_function_arg_advance): Pass false to type_natural_mode.
 247         (ix86_function_arg): Likewise.
 248         (ix86_gimplify_va_arg): Likewise.
 249         (function_arg_32): Don't warn ABI change.
 250         (ix86_function_value): Pass true to type_natural_mode.
 251         (ix86_return_in_memory): Likewise.
 252         (ix86_struct_value_rtx): Removed.
 253         (TARGET_STRUCT_VALUE_RTX): Likewise.
 254
 255 2014-01-14  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
 256
 257         * jump.c (redirect_jump_2): Remove REG_CROSSING_JUMP notes when
 258         converting a conditional jump into a conditional return.
 259
 260 2014-01-14  Richard Biener  <rguenther@suse.de>
 261
 262         PR tree-optimization/58921
 263         PR tree-optimization/59006
 264         * tree-vect-loop-manip.c (vect_loop_versioning): Remove code
 265         hoisting invariant stmts.
 266         * tree-vect-stmts.c (vectorizable_load): Insert the splat of
 267         invariant loads on the preheader edge if possible.
 268
 269 2014-01-14  Joey Ye  <joey.ye@arm.com>
 270
 271         * doc/plugin.texi (Building GCC plugins): Update to C++.
 272
 273 2014-01-14  Kirill Yukhin  <kirill.yukhin@intel.com>
 274
 275         * config/i386/avx512erintrin.h (_mm_rcp28_round_sd): New.
 276         (_mm_rcp28_round_ss): Ditto.
 277         (_mm_rsqrt28_round_sd): Ditto.
 278         (_mm_rsqrt28_round_ss): Ditto.
 279         (_mm_rcp28_sd): Ditto.
 280         (_mm_rcp28_ss): Ditto.
 281         (_mm_rsqrt28_sd): Ditto.
 282         (_mm_rsqrt28_ss): Ditto.
 283         * config/i386/avx512fintrin.h (_mm512_stream_load_si512): Ditto.
 284         * config/i386/i386-builtin-types.def (V8DI_FTYPE_PV8DI): Ditto.
 285         * config/i386/i386.c (IX86_BUILTIN_MOVNTDQA512): Ditto.
 286         (IX86_BUILTIN_RCP28SD): Ditto.
 287         (IX86_BUILTIN_RCP28SS): Ditto.
 288         (IX86_BUILTIN_RSQRT28SD): Ditto.
 289         (IX86_BUILTIN_RSQRT28SS): Ditto.
 290         (bdesc_special_args): Define __builtin_ia32_movntdqa512,
 291         __builtin_ia32_rcp28sd_round, __builtin_ia32_rcp28ss_round,
 292         __builtin_ia32_rsqrt28sd_round, __builtin_ia32_rsqrt28ss_round.
 293         (ix86_expand_special_args_builtin): Expand new FTYPE.
 294         * config/i386/sse.md (define_mode_attr "sse4_1_avx2"): Expand to V8DI.
 295         (srcp14<mode>): Make insn unary.
 296         (avx512f_vmscalef<mode><round_name>): Use substed predicate.
 297         (avx512f_sgetexp<mode><round_saeonly_name>): Ditto.
 298         (avx512f_rndscale<mode><round_saeonly_name>): Ditto.
 299         (<sse4_1_avx2>_movntdqa): Extend to 512 bits.
 300         (avx512er_exp2<mode><mask_name><round_saeonly_name>):
 301         Fix rounding: make it SAE only.
 302         (<mask_codefor>avx512er_rcp28<mode><mask_name><round_saeonly_name>):
 303         Ditto.
 304         (<mask_codefor>avx512er_rsqrt28<mode><mask_name><round_saeonly_name>):
 305         Ditto.
 306         (avx512er_vmrcp28<mode><round_saeonly_name>): Ditto.
 307         (avx512er_vmrsqrt28<mode><round_saeonly_name>): Ditto.
 308         (avx512f_getmant<mode><mask_name><round_saeonly_name>): Ditto.
 309         * config/i386/subst.md (round_saeonly_mask_scalar_operand3): Remove.
 310         (round_saeonly_mask_scalar_operand4): Ditto.
 311         (round_saeonly_mask_scalar_op3): Ditto.
 312         (round_saeonly_mask_scalar_op4): Ditto.
 313
 314 2014-01-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 315
 316         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
 317         Implement -maltivec=be for vec_insert and vec_extract.
 318
 319 2014-01-10  DJ Delorie  <dj@redhat.com>
 320
 321         * config/msp430/msp430.md (call_internal): Don't allow memory
 322         references with SP as the base register.
 323         (call_value_internal): Likewise.
 324         * config/msp430/constraints.md (Yc): New.  For memory references
 325         that don't use SP as a base register.
 326
 327         * config/msp430/msp430.c (msp430_print_operand): Add 'J' to mean
 328         "an integer without a # prefix"
 329         * config/msp430/msp430.md (epilogue_helper): Use it.
 330
 331 2014-01-13  Jakub Jelinek  <jakub@redhat.com>
 332
 333         PR target/59617
 334         * config/i386/i386.c (ix86_vectorize_builtin_gather): Uncomment
 335         AVX512F gather builtins.
 336         * tree-vect-stmts.c (vectorizable_mask_load_store): For now punt
 337         on gather decls with INTEGER_TYPE masktype.
 338         (vectorizable_load): For INTEGER_TYPE masktype, put the INTEGER_CST
 339         directly into the builtin rather than hoisting it before loop.
 340
 341         PR tree-optimization/59387
 342         * tree-scalar-evolution.c: Include gimple-fold.h and gimplify-me.h.
 343         (scev_const_prop): If folded_casts and type has undefined overflow,
 344         use force_gimple_operand instead of force_gimple_operand_gsi and
 345         for each added stmt if it is assign with
 346         arith_code_with_undefined_signed_overflow, call
 347         rewrite_to_defined_overflow.
 348         * tree-ssa-loop-im.c: Don't include gimplify-me.h, include
 349         gimple-fold.h instead.
 350         (arith_code_with_undefined_signed_overflow,
 351         rewrite_to_defined_overflow): Moved to ...
 352         * gimple-fold.c (arith_code_with_undefined_signed_overflow,
 353         rewrite_to_defined_overflow): ... here.  No longer static.
 354         Include gimplify-me.h.
 355         * gimple-fold.h (arith_code_with_undefined_signed_overflow,
 356         rewrite_to_defined_overflow): New prototypes.
 357
 358 2014-01-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 359
 360         * config/arm/arm.h (MAX_CONDITIONAL_EXECUTE): Fix typo in description.
 361
 362 2014-01-13  Eric Botcazou  <ebotcazou@adacore.com>
 363
 364         * builtins.c (get_object_alignment_2): Minor tweak.
 365         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Rewrite.
 366
 367 2014-01-13  Christian Bruel  <christian.bruel@st.com>
 368
 369         * config/sh/sh-mem.cc (sh_expand_cmpnstr): Unroll small sizes and
 370         optimized non constant lengths.
 371
 372 2014-01-13  Jakub Jelinek  <jakub@redhat.com>
 373
 374         PR libgomp/59194
 375         * omp-low.c (expand_omp_atomic_pipeline): Expand the initial
 376         load as __atomic_load_N if possible.
 377
 378 2014-01-11  David Edelsohn  <dje.gcc@gmail.com>
 379
 380         * config/rs6000/rs6000.c (rs6000_expand_mtfsf_builtin): Remove
 381         target parameter.
 382         (rs6000_expand_builtin): Adjust call.
 383
 384 2014-01-11  David Edelsohn  <dje.gcc@gmail.com>
 385
 386         PR target/58115
 387         * config/rs6000/rs6000.h (SWITCHABLE_TARGET): Define.
 388         * config/rs6000/rs6000.c: Include target-globals.h.
 389         (rs6000_set_current_function): Instead of doing target_reinit
 390         unconditionally, use save_target_globals_default_opts and
 391         restore_target_globals.
 392
 393         * config/rs6000/rs6000-builtin.def (mffs, mtfsf): Add builtins for
 394         FPSCR.
 395         * config/rs6000/rs6000.c (rs6000_expand_mtfsf_builtin): New.
 396         (rs6000_expand_builtin): Handle mffs and mtfsf.
 397         (rs6000_init_builtins): Define mffs and mtfsf.
 398         * config/rs6000/rs6000.md (UNSPECV_MFFS, UNSPECV_MTFSF): New constants.
 399         (rs6000_mffs): New pattern.
 400         (rs6000_mtfsf): New pattern.
 401
 402 2014-01-11  Bin Cheng  <bin.cheng@arm.com>
 403
 404         * tree-ssa-loop-ivopts.c (iv_ca_narrow): New parameter.
 405         Start narrowing with START.  Apply candidate-use pair
 406         and check overall cost in narrowing.
 407         (iv_ca_prune): Pass new argument.
 408
 409 2014-01-10  Jeff Law  <law@redhat.com>
 410
 411         PR middle-end/59743
 412         * ree.c (combine_reaching_defs): Ensure the defining statement
 413         occurs before the extension when optimizing extensions with
 414         different source and destination hard registers.
 415
 416 2014-01-10  Jan Hubicka  <jh@suse.cz>
 417
 418         PR ipa/58585
 419         * ipa-devirt.c (build_type_inheritance_graph): Also add types of
 420         vtables into the type inheritance graph.
 421
 422 2014-01-10  Jakub Jelinek  <jakub@redhat.com>
 423
 424         PR rtl-optimization/59754
 425         * ree.c (combine_reaching_defs): Disallow !SCALAR_INT_MODE_P
 426         modes in the REGNO != REGNO case.
 427
 428 2014-01-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 429
 430         * config/rs6000/rs6000-builtin.def: Fix pasto for VPKSDUS.
 431
 432 2014-01-10  Jakub Jelinek  <jakub@redhat.com>
 433
 434         PR tree-optimization/59745
 435         * tree-predcom.c (tree_predictive_commoning_loop): Call
 436         free_affine_expand_cache if giving up because components is NULL.
 437
 438         * target-globals.c (save_target_globals): Allocate < 4KB structs using
 439         GC in payload of target_globals struct instead of allocating them on
 440         the heap and the larger structs separately using GC.
 441         * target-globals.h (struct target_globals): Make regs, hard_regs,
 442         reload, expmed, ira, ira_int and lra_fields GTY((atomic)) instead
 443         of GTY((skip)) and change type to void *.
 444         (reset_target_globals): Cast loads from those fields to corresponding
 445         types.
 446
 447 2014-01-10  Steve Ellcey  <sellcey@mips.com>
 448
 449         PR plugins/59335
 450         * Makefile.in (PLUGIN_HEADERS): Add gimplify.h, gimple-iterator.h,
 451         gimple-ssa.h, fold-const.h, tree-cfg.h, tree-into-ssa.h,
 452         tree-ssanames.h, print-tree.h, varasm.h, and context.h.
 453
 454 2014-01-10  Richard Earnshaw  <rearnsha@arm.com>
 455
 456         PR target/59744
 457         * aarch64-modes.def (CC_Zmode): New flags mode.
 458         * aarch64.c (aarch64_select_cc_mode): Only allow NEG when the condition
 459         represents an equality.
 460         (aarch64_get_condition_code): Handle CC_Zmode.
 461         * aarch64.md (compare_neg<mode>): Restrict to equality operations.
 462
 463 2014-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 464
 465         * config/s390/s390.c (s390_expand_tbegin): Remove jump over CC
 466         extraction in good case.
 467
 468 2014-01-10  Richard Biener  <rguenther@suse.de>
 469
 470         PR tree-optimization/59374
 471         * tree-vect-slp.c (vect_slp_analyze_bb_1): Move dependence
 472         checking after SLP discovery.  Mark stmts not participating
 473         in any SLP instance properly.
 474
 475 2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 476
 477         * config/arm/arm.c (arm_new_rtx_costs): Use destination mode
 478         when handling a SET rtx.
 479
 480 2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 481
 482         * config/arm/arm-cores.def (cortex-a53): Specify FL_CRC32.
 483         (cortex-a57): Likewise.
 484         (cortex-a57.cortex-a53): Likewise. Remove redundant flags.
 485
 486 2014-01-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 487
 488         * config/arm/arm.c (arm_init_iwmmxt_builtins): Skip
 489         non-iwmmxt builtins.
 490
 491 2014-01-10  Jan Hubicka  <hubicka@ucw.cz>
 492
 493         PR ipa/58252
 494         PR ipa/59226
 495         * ipa-devirt.c record_target_from_binfo): Take as argument
 496         stack of binfos and lookup matching one for virtual inheritance.
 497         (possible_polymorphic_call_targets_1): Update.
 498
 499 2014-01-10  Huacai Chen  <chenhc@lemote.com>
 500
 501         * config/mips/driver-native.c (host_detect_local_cpu): Handle new
 502         kernel strings for Loongson-2E/2F/3A.
 503
 504 2014-01-10  Jakub Jelinek  <jakub@redhat.com>
 505
 506         PR middle-end/59670
 507         * tree-vect-data-refs.c (vect_analyze_data_refs): Check
 508         is_gimple_call before calling gimple_call_internal_p.
 509
 510 2014-01-09  Steve Ellcey  <sellcey@mips.com>
 511
 512         * Makefile.in (TREE_FLOW_H): Remove.
 513         (TREE_SSA_H): Add file names from tree-flow.h.
 514         * doc/tree-ssa.texi (Annotations): Remove reference to tree-flow.h
 515         * tree.h: Remove tree-flow.h reference.
 516         * hash-table.h: Remove tree-flow.h reference.
 517         * tree-ssa-loop-niter.c (dump_affine_iv): Replace tree-flow.h
 518         reference with tree-ssa-loop.h.
 519
 520 2014-01-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 521
 522         * doc/invoke.texi: Add -maltivec={be,le} options, and document
 523         default element-order behavior for -maltivec.
 524         * config/rs6000/rs6000.opt: Add -maltivec={be,le} options.
 525         * config/rs6000/rs6000.c (rs6000_option_override_internal): Ensure
 526         that -maltivec={le,be} implies -maltivec; disallow -maltivec=le
 527         when targeting big endian, at least for now.
 528         * config/rs6000/rs6000.h: Add #define of VECTOR_ELT_ORDER_BIG.
 529
 530 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
 531
 532         PR middle-end/47735
 533         * cfgexpand.c (expand_one_var): For SSA_NAMEs, if the underlying
 534         var satisfies use_register_for_decl, just take into account type
 535         alignment, rather than decl alignment.
 536
 537         PR tree-optimization/59622
 538         * gimple-fold.c (gimple_fold_call): Fix a typo in message.  For
 539         __builtin_unreachable replace the OBJ_TYPE_REF call with a call to
 540         __builtin_unreachable and add if needed a setter of the lhs SSA_NAME.
 541         Don't devirtualize for inplace at all.  For targets.length () == 1,
 542         if the call is noreturn and cfun isn't in SSA form yet, clear lhs.
 543
 544 2014-01-09  H.J. Lu  <hongjiu.lu@intel.com>
 545
 546         * config/i386/i386.md (cpu): Remove the unused btver1.
 547
 548 2014-01-09  H.J. Lu  <hongjiu.lu@intel.com>
 549
 550         * gdbasan.in: Put a breakpoint on __sanitizer::Report.
 551
 552 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
 553
 554         PR target/58115
 555         * tree-core.h (struct target_globals): New forward declaration.
 556         (struct tree_target_option): Add globals field.
 557         * tree.h (TREE_TARGET_GLOBALS): Define.
 558         (prepare_target_option_nodes_for_pch): New prototype.
 559         * target-globals.h (struct target_globals): Define even if
 560         !SWITCHABLE_TARGET.
 561         * tree.c (prepare_target_option_node_for_pch,
 562         prepare_target_option_nodes_for_pch): New functions.
 563         * config/i386/i386.h (SWITCHABLE_TARGET): Define.
 564         * config/i386/i386.c: Include target-globals.h.
 565         (ix86_set_current_function): Instead of doing target_reinit
 566         unconditionally, use save_target_globals_default_opts and
 567         restore_target_globals.
 568
 569 2014-01-09  Richard Biener  <rguenther@suse.de>
 570
 571         PR tree-optimization/59715
 572         * tree-cfg.h (split_critical_edges): Declare.
 573         * tree-cfg.c (split_critical_edges): Export.
 574         * tree-ssa-sink.c (execute_sink_code): Split critical edges.
 575
 576 2014-01-09  Max Ostapenko  <m.ostapenko@partner.samsung.com>
 577
 578         * cfgexpand.c (expand_stack_vars): Optionally disable
 579         asan stack protection.
 580         (expand_used_vars): Likewise.
 581         (partition_stack_vars): Likewise.
 582         * asan.c (asan_emit_stack_protection): Optionally disable
 583         after return stack usage.
 584         (instrument_derefs): Optionally disable memory
 585         access instrumentation.
 586         (instrument_builtin_call): Likewise.
 587         (instrument_strlen_call): Likewise.
 588         (asan_protect_global): Optionally disable
 589         global variables protection.
 590         * doc/invoke.texi: Added doc for new options.
 591         * params.def: Added new options.
 592         * params.h: Likewise.
 593
 594 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
 595
 596         PR rtl-optimization/59724
 597         * ifcvt.c (cond_exec_process_if_block): Don't call
 598         flow_find_head_matching_sequence with 0 longest_match.
 599         * cfgcleanup.c (flow_find_head_matching_sequence): Count even
 600         non-active insns if !stop_after.
 601         (try_head_merge_bb): Revert 2014-01-07 changes.
 602
 603 2014-01-08  Jeff Law  <law@redhat.com>
 604
 605         * ree.c (get_sub_rtx): New function, extracted from...
 606         (merge_def_and_ext): Here.
 607         (combine_reaching_defs): Use get_sub_rtx.
 608
 609 2014-01-08  Eric Botcazou  <ebotcazou@adacore.com>
 610
 611         * cgraph.h (varpool_variable_node): Do not choke on null node.
 612
 613 2014-01-08  Catherine Moore  <clm@codesourcery.com>
 614
 615         * config/mips/mips.md (simple_return): Attempt to use JRC
 616         for microMIPS.
 617         * config/mips/mips.h (MIPS_CALL): Attempt to use JALS for microMIPS.
 618
 619 2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>
 620
 621         PR rtl-optimization/59137
 622         * reorg.c (steal_delay_list_from_target): Call update_block for
 623         elided insns.
 624         (steal_delay_list_from_fallthrough, relax_delay_slots): Likewise.
 625
 626 2014-01-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 627
 628         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
 629         two duplicate entries.
 630
 631 2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>
 632
 633         Revert:
 634         2012-10-07  Richard Sandiford  <rdsandiford@googlemail.com>
 635
 636         * config/mips/mips.c (mips_truncated_op_cost): New function.
 637         (mips_rtx_costs): Adjust test for BADDU.
 638         * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
 639
 640         2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
 641
 642         * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
 643         (*baddu_si): ...this new pattern.
 644
 645 2014-01-08  Jakub Jelinek  <jakub@redhat.com>
 646
 647         PR ipa/59722
 648         * ipa-prop.c (ipa_analyze_params_uses): Ignore uses in debug stmts.
 649
 650 2014-01-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 651
 652         PR middle-end/57748
 653         * expr.h (expand_expr_real, expand_expr_real_1): Add new parameter
 654         inner_reference_p.
 655         (expand_expr, expand_normal): Adjust.
 656         * expr.c (expand_expr_real, expand_expr_real_1): Add new parameter
 657         inner_reference_p. Use inner_reference_p to expand inner references.
 658         (store_expr): Adjust.
 659         * cfgexpand.c (expand_call_stmt): Adjust.
 660
 661 2014-01-08  Rong Xu  <xur@google.com>
 662
 663         * gcov-io.c (gcov_var): Move from gcov-io.h.
 664         (gcov_position): Ditto.
 665         (gcov_is_error): Ditto.
 666         (gcov_rewrite): Ditto.
 667         * gcov-io.h: Refactor. Move gcov_var to gcov-io.h, and libgcov
 668         only part to libgcc/libgcov.h.
 669
 670 2014-01-08  Marek Polacek  <polacek@redhat.com>
 671
 672         PR middle-end/59669
 673         * omp-low.c (simd_clone_adjust): Don't crash if def is NULL.
 674
 675 2014-01-08  Marek Polacek  <polacek@redhat.com>
 676
 677         PR sanitizer/59667
 678         * ubsan.c (ubsan_type_descriptor): Call strip_array_types on type2.
 679
 680 2014-01-08  Jakub Jelinek  <jakub@redhat.com>
 681
 682         PR rtl-optimization/59649
 683         * stor-layout.c (get_mode_bounds): For BImode return
 684         0 and STORE_FLAG_VALUE.
 685
 686 2014-01-08  Richard Biener  <rguenther@suse.de>
 687
 688         PR middle-end/59630
 689         * gimple.h (is_gimple_builtin_call): Remove.
 690         (gimple_builtin_call_types_compatible_p): New.
 691         (gimple_call_builtin_p): New overload.
 692         * gimple.c (is_gimple_builtin_call): Remove.
 693         (validate_call): Rename to ...
 694         (gimple_builtin_call_types_compatible_p): ... this and export.  Also
 695         check return types.
 696         (validate_type): New static function.
 697         (gimple_call_builtin_p): New overload and adjust.
 698         * gimple-fold.c (gimple_fold_builtin): Fold the return value.
 699         (gimple_fold_call): Likewise.  Use gimple_call_builtin_p.
 700         (gimple_fold_stmt_to_constant_1): Likewise.
 701         * tsan.c (instrument_gimple): Use gimple_call_builtin_p.
 702
 703 2014-01-08  Richard Biener  <rguenther@suse.de>
 704
 705         PR middle-end/59471
 706         * gimplify.c (gimplify_expr): Gimplify register-register type
 707         VIEW_CONVERT_EXPRs to separate stmts.
 708
 709 2014-01-07  Jeff Law  <law@redhat.com>
 710
 711         PR middle-end/53623
 712         * ree.c (combine_set_extension): Handle case where source
 713         and destination registers in an extension insn are different.
 714         (combine_reaching_defs): Allow source and destination registers
 715         in extension to be different under limited circumstances.
 716         (add_removable_extension): Remove restriction that the
 717         source and destination registers in the extension are the same.
 718         (find_and_remove_re): Emit a copy from the extension's
 719         destination to its source after the defining insn if
 720         the source and destination registers are different.
 721
 722         PR middle-end/59285
 723         * ifcvt.c (merge_if_block): If we are merging a block with more than
 724         one successor with a block with no successors, remove any BARRIER
 725         after the second block.
 726
 727 2014-01-07  Dan Xio Qiang <ziyan01@163.com>
 728
 729         * hw-doloop.c (reorg_loops): Release the bitmap obstack.
 730
 731 2014-01-07  John David Anglin  <danglin@gcc.gnu.org>
 732
 733         PR target/59652
 734         * config/pa/pa.c (pa_legitimate_address_p): Return false before reload
 735         for 14-bit register offsets when INT14_OK_STRICT is false.
 736
 737 2014-01-07  Roland Stigge  <stigge@antcom.de>
 738             Michael Meissner  <meissner@linux.vnet.ibm.com>
 739
 740         PR 57386/target
 741         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
 742         Only check TFmode for SPE constants.  Don't check TImode or TDmode.
 743
 744 2014-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
 745
 746         * config/aarch64/aarch64-elf.h (ASM_SPEC): Remove identity spec for
 747         -mcpu.
 748
 749 2014-01-07  Yufeng Zhang  <yufeng.zhang@arm.com>
 750
 751         * config/arm/arm.c (arm_expand_neon_args): Call expand_expr
 752         with EXPAND_MEMORY for NEON_ARG_MEMORY; check if the returned
 753         rtx is const0_rtx or not.
 754
 755 2014-01-07  Richard Sandiford  <rdsandiford@googlemail.com>
 756
 757         PR target/58115
 758         * target-globals.c (save_target_globals): Remove this_fn_optab
 759         handling.
 760         * toplev.c: Include optabs.h.
 761         (target_reinit): Temporarily restore the global options if another
 762         set of options are in force.
 763
 764 2014-01-07  Jakub Jelinek  <jakub@redhat.com>
 765
 766         PR rtl-optimization/58668
 767         * cfgcleanup.c (flow_find_cross_jump): Don't count
 768         any jumps if dir_p is NULL.  Remove p1 variable, use active_insn_p
 769         to determine what is counted.
 770         (flow_find_head_matching_sequence): Use active_insn_p to determine
 771         what is counted.
 772         (try_head_merge_bb): Adjust for the flow_find_head_matching_sequence
 773         counting change.
 774         * ifcvt.c (count_bb_insns): Use active_insn_p && !JUMP_P to
 775         determine what is counted.
 776
 777         PR tree-optimization/59643
 778         * tree-predcom.c (split_data_refs_to_components): If one dr is
 779         read and one write, determine_offset fails and the write isn't
 780         in the bad component, just put the read into the bad component.
 781
 782 2014-01-07  Mike Stump  <mikestump@comcast.net>
 783             Jakub Jelinek  <jakub@redhat.com>
 784
 785         PR pch/59436
 786         * tree-core.h (struct tree_optimization_option): Change optabs
 787         type from unsigned char * to void *.
 788         * optabs.c (init_tree_optimization_optabs): Adjust
 789         TREE_OPTIMIZATION_OPTABS initialization.
 790
 791 2014-01-06  Jakub Jelinek  <jakub@redhat.com>
 792
 793         PR target/59644
 794         * config/i386/i386.h (struct machine_function): Add
 795         no_drap_save_restore field.
 796         * config/i386/i386.c (ix86_save_reg): Use
 797         !cfun->machine->no_drap_save_restore instead of
 798         crtl->stack_realign_needed.
 799         (ix86_finalize_stack_realign_flags): Don't clear drap_reg unless
 800         this function clears frame_pointer_needed.  Set
 801         cfun->machine->no_drap_save_restore if clearing frame_pointer_needed
 802         and DRAP reg is needed.
 803
 804 2014-01-06  Marek Polacek  <polacek@redhat.com>
 805
 806         PR c/57773
 807         * doc/implement-c.texi: Mention that other integer types are
 808         permitted as bit-field types in strictly conforming mode.
 809
 810 2014-01-06  Felix Yang  <fei.yang0953@gmail.com>
 811
 812         * modulo-sched.c (schedule_reg_moves): Clear distance1_uses if it
 813         is newly allocated.
 814
 815 2014-01-06  Richard Earnshaw  <rearnsha@arm.com>
 816
 817         * aarch64.c (aarch64_rtx_costs): Fix cost calculation for MADD.
 818
 819 2014-01-06  Martin Jambor  <mjambor@suse.cz>
 820
 821         PR ipa/59008
 822         * ipa-cp.c (ipcp_discover_new_direct_edges): Changed param_index type
 823         to int.
 824         * ipa-prop.c (ipa_print_node_params): Fix indentation.
 825
 826 2014-01-06  Eric Botcazou  <ebotcazou@adacore.com>
 827
 828         PR debug/59350
 829         PR debug/59510
 830         * var-tracking.c (add_stores): Preserve the value of the source even if
 831         we don't record the store.
 832
 833 2014-01-06  Terry Guo  <terry.guo@arm.com>
 834
 835         * config.gcc (arm*-*-*): Check --with-arch against arm-arches.def.
 836
 837 2014-01-05  Iain Sandoe  <iain@codesourcery.com>
 838
 839         PR bootstrap/59541
 840         * config/darwin.c (darwin_function_section): Adjust return values to
 841         correspond to optimisation changes made in r206070.
 842
 843 2014-01-05  Uros Bizjak  <ubizjak@gmail.com>
 844
 845         * config/i386/i386.c (ix86_data_alignment): Calculate max_align
 846         from prefetch_block tune setting.
 847         (nocona_cost): Correct size of prefetch block to 64.
 848
 849 2014-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 850
 851         * config/arm/arm.c (arm_get_frame_offsets): Revamp long lines.
 852         (arm_expand_epilogue_apcs_frame): Take into account the number of bytes
 853         used to save the static chain register in the computation of the offset
 854         from which the FP registers need to be restored.
 855
 856 2014-01-04  Jakub Jelinek  <jakub@redhat.com>
 857
 858         PR tree-optimization/59519
 859         * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
 860         ICE if get_current_def (current_new_name) is already non-NULL, as long
 861         as it is a phi result of some other phi in *new_exit_bb that has
 862         the same argument.
 863
 864         * config/i386/sse.md (avx512f_load<mode>_mask): Emit vmovup{s,d}
 865         or vmovdqu* for misaligned_operand.
 866         (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>,
 867         <sse2_avx_avx512f>_loaddqu<mode><mask_name>): Handle <mask_applied>.
 868         * config/i386/i386.c (ix86_expand_special_args_builtin): Set
 869         aligned_mem for AVX512F masked aligned load and store builtins and for
 870         non-temporal moves.
 871
 872 2014-01-03  Bingfeng Mei  <bmei@broadcom.com>
 873
 874         PR tree-optimization/59651
 875         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
 876         Address range for negative step should be added by TYPE_SIZE_UNIT.
 877
 878 2014-01-03  Andreas Schwab  <schwab@linux-m68k.org>
 879
 880         * config/m68k/m68k.c (handle_move_double): Handle pushes with
 881         overlapping registers also for registers other than the stack
 882         pointer.
 883
 884 2014-01-03  Marek Polacek  <polacek@redhat.com>
 885
 886         PR other/59661
 887         * doc/extend.texi: Fix the return value of __builtin_FUNCTION and
 888         __builtin_FILE.
 889
 890 2014-01-03  Jakub Jelinek  <jakub@redhat.com>
 891
 892         PR target/59625
 893         * config/i386/i386.c (ix86_avoid_jump_mispredicts): Don't consider
 894         asm goto as jump.
 895
 896         * config/i386/i386.md (MODE_SIZE): New mode attribute.
 897         (push splitter): Use <P:MODE_SIZE> instead of
 898         GET_MODE_SIZE (<P:MODE>mode).
 899         (lea splitter): Use <MODE_SIZE> instead of GET_MODE_SIZE (<MODE>mode).
 900         (mov -1, reg peephole2): Likewise.
 901         * config/i386/sse.md (*mov<mode>_internal,
 902         <sse>_storeu<ssemodesuffix><avxsizesuffix>,
 903         <sse2_avx_avx512f>_storedqu<mode>, <sse>_andnot<mode>3,
 904         *<code><mode>3, *andnot<mode>3<mask_name>,
 905         <mask_codefor><code><mode>3<mask_name>): Likewise.
 906         * config/i386/subst.md (mask_mode512bit_condition,
 907         sd_mask_mode512bit_condition): Likewise.
 908
 909 2014-01-02  Xinliang David Li  <davidxl@google.com>
 910
 911         PR tree-optimization/59303
 912         * tree-ssa-uninit.c (is_use_properly_guarded): Main cleanup.
 913         (dump_predicates): Better output format.
 914         (pred_equal_p): New function.
 915         (is_neq_relop_p): Ditto.
 916         (is_neq_zero_form_p): Ditto.
 917         (pred_expr_equal_p): Ditto.
 918         (pred_neg_p): Ditto.
 919         (simplify_pred): Ditto.
 920         (simplify_preds_2): Ditto.
 921         (simplify_preds_3): Ditto.
 922         (simplify_preds_4): Ditto.
 923         (simplify_preds): Ditto.
 924         (push_pred): Ditto.
 925         (push_to_worklist): Ditto.
 926         (get_pred_info_from_cmp): Ditto.
 927         (is_degenerated_phi): Ditto.
 928         (normalize_one_pred_1): Ditto.
 929         (normalize_one_pred): Ditto.
 930         (normalize_one_pred_chain): Ditto.
 931         (normalize_preds): Ditto.
 932         (normalize_cond_1): Remove function.
 933         (normalize_cond): Ditto.
 934         (is_gcond_subset_of): Ditto.
 935         (is_subset_of_any): Ditto.
 936         (is_or_set_subset_of): Ditto.
 937         (is_and_set_subset_of): Ditto.
 938         (is_norm_cond_subset_of): Ditto.
 939         (pred_chain_length_cmp): Ditto.
 940         (convert_control_dep_chain_into_preds): Type change.
 941         (find_predicates): Ditto.
 942         (find_def_preds): Ditto.
 943         (destroy_predicates_vecs): Ditto.
 944         (find_matching_predicates_in_rest_chains): Ditto.
 945         (use_pred_not_overlap_with_undef_path_pred): Ditto.
 946         (is_pred_expr_subset): Ditto.
 947         (is_pred_chain_subset_of): Ditto.
 948         (is_included_in): Ditto.
 949         (is_superset_of): Ditto.
 950
 951 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 952
 953         Update copyright years.
 954
 955 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 956
 957         * common/config/arc/arc-common.c, config/arc/arc-modes.def,
 958         config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
 959         config/arc/arc.md, config/arc/arc.opt,
 960         config/arm/arm_neon_builtins.def, config/arm/crypto.def,
 961         config/i386/avx512cdintrin.h, config/i386/avx512erintrin.h,
 962         config/i386/avx512fintrin.h, config/i386/avx512pfintrin.h,
 963         config/i386/btver2.md, config/i386/shaintrin.h, config/i386/slm.md,
 964         config/linux-protos.h, config/linux.c, config/winnt-c.c,
 965         diagnostic-color.c, diagnostic-color.h, gimple-ssa-isolate-paths.c,
 966         vtable-verify.c, vtable-verify.h: Use the standard form for the
 967         copyright notice.
 968
 969 2014-01-02  Tobias Burnus  <burnus@net-b.de>
 970
 971         * gcc.c (process_command): Update copyright notice dates.
 972         * gcov-dump.c: Ditto.
 973         * gcov.c: Ditto.
 974         * doc/cpp.texi: Bump @copying's copyright year.
 975         * doc/cppinternals.texi: Ditto.
 976         * doc/gcc.texi: Ditto.
 977         * doc/gccint.texi: Ditto.
 978         * doc/gcov.texi: Ditto.
 979         * doc/install.texi: Ditto.
 980         * doc/invoke.texi: Ditto.
 981
 982 2014-01-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
 983
 984         * config/nios2/nios2.h (BITS_PER_UNIT): Don't define it.
 985
 986 2014-01-01  Jakub Jelinek  <jakub@redhat.com>
 987
 988         * config/i386/sse.md (*mov<mode>_internal): Guard
 989         EXT_REX_SSE_REGNO_P (REGNO ()) uses with REG_P.
 990
 991         PR rtl-optimization/59647
 992         * cse.c (cse_process_notes_1): Don't substitute negative VOIDmode
 993         new_rtx into UNSIGNED_FLOAT rtxes.
 994 \f
 995 Copyright (C) 2014 Free Software Foundation, Inc.
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 997 Copying and distribution of this file, with or without modification,
 998 are permitted in any medium without royalty provided the copyright
 999 notice and this notice are preserved.