gcc/ChangeLog

   1 2014-01-09  Richard Biener  <rguenther@suse.de>
   2
   3         PR tree-optimization/59715
   4         * tree-cfg.h (split_critical_edges): Declare.
   5         * tree-cfg.c (split_critical_edges): Export.
   6         * tree-ssa-sink.c (execute_sink_code): Split critical edges.
   7
   8 2014-01-09  Max Ostapenko  <m.ostapenko@partner.samsung.com>
   9
  10         * cfgexpand.c (expand_stack_vars): Optionally disable
  11         asan stack protection.
  12         (expand_used_vars): Likewise.
  13         (partition_stack_vars): Likewise.
  14         * asan.c (asan_emit_stack_protection): Optionally disable
  15         after return stack usage.
  16         (instrument_derefs): Optionally disable memory
  17         access instrumentation.
  18         (instrument_builtin_call): Likewise.
  19         (instrument_strlen_call): Likewise.
  20         (asan_protect_global): Optionally disable
  21         global variables protection.
  22         * doc/invoke.texi: Added doc for new options.
  23         * params.def: Added new options.
  24         * params.h: Likewise.
  25
  26 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
  27
  28         PR rtl-optimization/59724
  29         * ifcvt.c (cond_exec_process_if_block): Don't call
  30         flow_find_head_matching_sequence with 0 longest_match.
  31         * cfgcleanup.c (flow_find_head_matching_sequence): Count even
  32         non-active insns if !stop_after.
  33         (try_head_merge_bb): Revert 2014-01-07 changes.
  34
  35 2014-01-08  Jeff Law  <law@redhat.com>
  36
  37         * ree.c (get_sub_rtx): New function, extracted from...
  38         (merge_def_and_ext): Here.
  39         (combine_reaching_defs): Use get_sub_rtx.
  40
  41 2014-01-08  Eric Botcazou  <ebotcazou@adacore.com>
  42
  43         * cgraph.h (varpool_variable_node): Do not choke on null node.
  44
  45 2014-01-08  Catherine Moore  <clm@codesourcery.com>
  46
  47         * config/mips/mips.md (simple_return): Attempt to use JRC for microMIPS.
  48         * config/mips/mips.h (MIPS_CALL): Attempt to use JALS for microMIPS.
  49
  50 2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>
  51
  52         PR rtl-optimization/59137
  53         * reorg.c (steal_delay_list_from_target): Call update_block for
  54         elided insns.
  55         (steal_delay_list_from_fallthrough, relax_delay_slots): Likewise.
  56
  57 2014-01-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
  58
  59         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
  60         two duplicate entries.
  61
  62 2014-01-08  Richard Sandiford  <rdsandiford@googlemail.com>
  63
  64         Revert:
  65         2012-10-07  Richard Sandiford  <rdsandiford@googlemail.com>
  66
  67         * config/mips/mips.c (mips_truncated_op_cost): New function.
  68         (mips_rtx_costs): Adjust test for BADDU.
  69         * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
  70
  71         2012-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
  72
  73         * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
  74         (*baddu_si): ...this new pattern.
  75
  76 2014-01-08  Jakub Jelinek  <jakub@redhat.com>
  77
  78         PR ipa/59722
  79         * ipa-prop.c (ipa_analyze_params_uses): Ignore uses in debug stmts.
  80
  81 2014-01-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>
  82
  83         PR middle-end/57748
  84         * expr.h (expand_expr_real, expand_expr_real_1): Add new parameter
  85         inner_reference_p.
  86         (expand_expr, expand_normal): Adjust.
  87         * expr.c (expand_expr_real, expand_expr_real_1): Add new parameter
  88         inner_reference_p. Use inner_reference_p to expand inner references.
  89         (store_expr): Adjust.
  90         * cfgexpand.c (expand_call_stmt): Adjust.
  91
  92 2014-01-08  Rong Xu  <xur@google.com>
  93
  94         * gcov-io.c (gcov_var): Move from gcov-io.h.
  95         (gcov_position): Ditto.
  96         (gcov_is_error): Ditto.
  97         (gcov_rewrite): Ditto.
  98         * gcov-io.h: Refactor. Move gcov_var to gcov-io.h, and libgcov
  99         only part to libgcc/libgcov.h.
 100
 101 2014-01-08  Marek Polacek  <polacek@redhat.com>
 102
 103         PR middle-end/59669
 104         * omp-low.c (simd_clone_adjust): Don't crash if def is NULL.
 105
 106 2014-01-08  Marek Polacek  <polacek@redhat.com>
 107
 108         PR sanitizer/59667
 109         * ubsan.c (ubsan_type_descriptor): Call strip_array_types on type2.
 110
 111 2014-01-08  Jakub Jelinek  <jakub@redhat.com>
 112
 113         PR rtl-optimization/59649
 114         * stor-layout.c (get_mode_bounds): For BImode return
 115         0 and STORE_FLAG_VALUE.
 116
 117 2014-01-08  Richard Biener  <rguenther@suse.de>
 118
 119         PR middle-end/59630
 120         * gimple.h (is_gimple_builtin_call): Remove.
 121         (gimple_builtin_call_types_compatible_p): New.
 122         (gimple_call_builtin_p): New overload.
 123         * gimple.c (is_gimple_builtin_call): Remove.
 124         (validate_call): Rename to ...
 125         (gimple_builtin_call_types_compatible_p): ... this and export.  Also
 126         check return types.
 127         (validate_type): New static function.
 128         (gimple_call_builtin_p): New overload and adjust.
 129         * gimple-fold.c (gimple_fold_builtin): Fold the return value.
 130         (gimple_fold_call): Likewise.  Use gimple_call_builtin_p.
 131         (gimple_fold_stmt_to_constant_1): Likewise.
 132         * tsan.c (instrument_gimple): Use gimple_call_builtin_p.
 133
 134 2014-01-08  Richard Biener  <rguenther@suse.de>
 135
 136         PR middle-end/59471
 137         * gimplify.c (gimplify_expr): Gimplify register-register type
 138         VIEW_CONVERT_EXPRs to separate stmts.
 139
 140 2014-01-07  Jeff Law  <law@redhat.com>
 141
 142         PR middle-end/53623
 143         * ree.c (combine_set_extension): Handle case where source
 144         and destination registers in an extension insn are different.
 145         (combine_reaching_defs): Allow source and destination
 146         registers in extension to be different under limited
 147         circumstances.
 148         (add_removable_extension): Remove restriction that the
 149         source and destination registers in the extension are the
 150         same.
 151         (find_and_remove_re): Emit a copy from the extension's
 152         destination to its source after the defining insn if
 153         the source and destination registers are different.
 154
 155         PR middle-end/59285
 156         * ifcvt.c (merge_if_block): If we are merging a block with more than
 157         one successor with a block with no successors, remove any BARRIER
 158         after the second block.
 159
 160 2014-01-07  Dan Xio Qiang <ziyan01@163.com>
 161
 162         * hw-doloop.c (reorg_loops): Release the bitmap obstack.
 163
 164 2014-01-07  John David Anglin  <danglin@gcc.gnu.org>
 165
 166         PR target/59652
 167         * config/pa/pa.c (pa_legitimate_address_p): Return false before reload
 168         for 14-bit register offsets when INT14_OK_STRICT is false.
 169
 170 2014-01-07  Roland Stigge  <stigge@antcom.de>
 171             Michael Meissner  <meissner@linux.vnet.ibm.com>
 172
 173         PR 57386/target
 174         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
 175         Only check TFmode for SPE constants.  Don't check TImode or
 176         TDmode.
 177
 178 2014-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
 179
 180         * config/aarch64/aarch64-elf.h (ASM_SPEC): Remove identity spec for
 181         -mcpu.
 182
 183 2014-01-07  Yufeng Zhang  <yufeng.zhang@arm.com>
 184
 185         * config/arm/arm.c (arm_expand_neon_args): Call expand_expr
 186         with EXPAND_MEMORY for NEON_ARG_MEMORY; check if the returned
 187         rtx is const0_rtx or not.
 188
 189 2014-01-07  Richard Sandiford  <rdsandiford@googlemail.com>
 190
 191         PR target/58115
 192         * target-globals.c (save_target_globals): Remove this_fn_optab
 193         handling.
 194         * toplev.c: Include optabs.h.
 195         (target_reinit): Temporarily restore the global options if another
 196         set of options are in force.
 197
 198 2014-01-07  Jakub Jelinek  <jakub@redhat.com>
 199
 200         PR rtl-optimization/58668
 201         * cfgcleanup.c (flow_find_cross_jump): Don't count
 202         any jumps if dir_p is NULL.  Remove p1 variable, use active_insn_p
 203         to determine what is counted.
 204         (flow_find_head_matching_sequence): Use active_insn_p to determine
 205         what is counted.
 206         (try_head_merge_bb): Adjust for the flow_find_head_matching_sequence
 207         counting change.
 208         * ifcvt.c (count_bb_insns): Use active_insn_p && !JUMP_P to
 209         determine what is counted.
 210
 211         PR tree-optimization/59643
 212         * tree-predcom.c (split_data_refs_to_components): If one dr is
 213         read and one write, determine_offset fails and the write isn't
 214         in the bad component, just put the read into the bad component.
 215
 216 2014-01-07  Mike Stump  <mikestump@comcast.net>
 217             Jakub Jelinek  <jakub@redhat.com>
 218
 219         PR pch/59436
 220         * tree-core.h (struct tree_optimization_option): Change optabs
 221         type from unsigned char * to void *.
 222         * optabs.c (init_tree_optimization_optabs): Adjust
 223         TREE_OPTIMIZATION_OPTABS initialization.
 224
 225 2014-01-06  Jakub Jelinek  <jakub@redhat.com>
 226
 227         PR target/59644
 228         * config/i386/i386.h (struct machine_function): Add
 229         no_drap_save_restore field.
 230         * config/i386/i386.c (ix86_save_reg): Use
 231         !cfun->machine->no_drap_save_restore instead of
 232         crtl->stack_realign_needed.
 233         (ix86_finalize_stack_realign_flags): Don't clear drap_reg unless
 234         this function clears frame_pointer_needed.  Set
 235         cfun->machine->no_drap_save_restore if clearing frame_pointer_needed
 236         and DRAP reg is needed.
 237
 238 2014-01-06  Marek Polacek  <polacek@redhat.com>
 239
 240         PR c/57773
 241         * doc/implement-c.texi: Mention that other integer types are
 242         permitted as bit-field types in strictly conforming mode.
 243
 244 2014-01-06  Felix Yang  <fei.yang0953@gmail.com>
 245
 246         * modulo-sched.c (schedule_reg_moves): Clear distance1_uses if it
 247         is newly allocated.
 248
 249 2014-01-06  Richard Earnshaw  <rearnsha@arm.com>
 250
 251         * aarch64.c (aarch64_rtx_costs): Fix cost calculation for MADD.
 252
 253 2014-01-06  Martin Jambor  <mjambor@suse.cz>
 254
 255         PR ipa/59008
 256         * ipa-cp.c (ipcp_discover_new_direct_edges): Changed param_index type
 257         to int.
 258         * ipa-prop.c (ipa_print_node_params): Fix indentation.
 259
 260 2014-01-06  Eric Botcazou  <ebotcazou@adacore.com>
 261
 262         PR debug/59350
 263         PR debug/59510
 264         * var-tracking.c (add_stores): Preserve the value of the source even if
 265         we don't record the store.
 266
 267 2014-01-06  Terry Guo  <terry.guo@arm.com>
 268
 269         * config.gcc (arm*-*-*): Check --with-arch against arm-arches.def.
 270
 271 2014-01-05  Iain Sandoe  <iain@codesourcery.com>
 272
 273         PR bootstrap/59541
 274         * config/darwin.c (darwin_function_section): Adjust return values to
 275         correspond to optimisation changes made in r206070.
 276
 277 2014-01-05  Uros Bizjak  <ubizjak@gmail.com>
 278
 279         * config/i386/i386.c (ix86_data_alignment): Calculate max_align
 280         from prefetch_block tune setting.
 281         (nocona_cost): Correct size of prefetch block to 64.
 282
 283 2014-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 284
 285         * config/arm/arm.c (arm_get_frame_offsets): Revamp long lines.
 286         (arm_expand_epilogue_apcs_frame): Take into account the number of bytes
 287         used to save the static chain register in the computation of the offset
 288         from which the FP registers need to be restored.
 289
 290 2014-01-04  Jakub Jelinek  <jakub@redhat.com>
 291
 292         PR tree-optimization/59519
 293         * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
 294         ICE if get_current_def (current_new_name) is already non-NULL, as long
 295         as it is a phi result of some other phi in *new_exit_bb that has
 296         the same argument.
 297
 298         * config/i386/sse.md (avx512f_load<mode>_mask): Emit vmovup{s,d}
 299         or vmovdqu* for misaligned_operand.
 300         (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>,
 301         <sse2_avx_avx512f>_loaddqu<mode><mask_name>): Handle <mask_applied>.
 302         * config/i386/i386.c (ix86_expand_special_args_builtin): Set
 303         aligned_mem for AVX512F masked aligned load and store builtins and for
 304         non-temporal moves.
 305
 306 2014-01-03  Bingfeng Mei  <bmei@broadcom.com>
 307
 308         PR tree-optimization/59651
 309         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
 310         Address range for negative step should be added by TYPE_SIZE_UNIT.
 311
 312 2014-01-03  Andreas Schwab  <schwab@linux-m68k.org>
 313
 314         * config/m68k/m68k.c (handle_move_double): Handle pushes with
 315         overlapping registers also for registers other than the stack
 316         pointer.
 317
 318 2014-01-03  Marek Polacek  <polacek@redhat.com>
 319
 320         PR other/59661
 321         * doc/extend.texi: Fix the return value of __builtin_FUNCTION and
 322         __builtin_FILE.
 323
 324 2014-01-03  Jakub Jelinek  <jakub@redhat.com>
 325
 326         PR target/59625
 327         * config/i386/i386.c (ix86_avoid_jump_mispredicts): Don't consider
 328         asm goto as jump.
 329
 330         * config/i386/i386.md (MODE_SIZE): New mode attribute.
 331         (push splitter): Use <P:MODE_SIZE> instead of
 332         GET_MODE_SIZE (<P:MODE>mode).
 333         (lea splitter): Use <MODE_SIZE> instead of GET_MODE_SIZE (<MODE>mode).
 334         (mov -1, reg peephole2): Likewise.
 335         * config/i386/sse.md (*mov<mode>_internal,
 336         <sse>_storeu<ssemodesuffix><avxsizesuffix>,
 337         <sse2_avx_avx512f>_storedqu<mode>, <sse>_andnot<mode>3,
 338         *<code><mode>3, *andnot<mode>3<mask_name>,
 339         <mask_codefor><code><mode>3<mask_name>): Likewise.
 340         * config/i386/subst.md (mask_mode512bit_condition,
 341         sd_mask_mode512bit_condition): Likewise.
 342
 343 2014-01-02  Xinliang David Li  <davidxl@google.com>
 344
 345         PR tree-optimization/59303
 346         * tree-ssa-uninit.c (is_use_properly_guarded): Main cleanup.
 347         (dump_predicates): Better output format.
 348         (pred_equal_p): New function.
 349         (is_neq_relop_p): Ditto.
 350         (is_neq_zero_form_p): Ditto.
 351         (pred_expr_equal_p): Ditto.
 352         (pred_neg_p): Ditto.
 353         (simplify_pred): Ditto.
 354         (simplify_preds_2): Ditto.
 355         (simplify_preds_3): Ditto.
 356         (simplify_preds_4): Ditto.
 357         (simplify_preds): Ditto.
 358         (push_pred): Ditto.
 359         (push_to_worklist): Ditto.
 360         (get_pred_info_from_cmp): Ditto.
 361         (is_degenerated_phi): Ditto.
 362         (normalize_one_pred_1): Ditto.
 363         (normalize_one_pred): Ditto.
 364         (normalize_one_pred_chain): Ditto.
 365         (normalize_preds): Ditto.
 366         (normalize_cond_1): Remove function.
 367         (normalize_cond): Ditto.
 368         (is_gcond_subset_of): Ditto.
 369         (is_subset_of_any): Ditto.
 370         (is_or_set_subset_of): Ditto.
 371         (is_and_set_subset_of): Ditto.
 372         (is_norm_cond_subset_of): Ditto.
 373         (pred_chain_length_cmp): Ditto.
 374         (convert_control_dep_chain_into_preds): Type change.
 375         (find_predicates): Ditto.
 376         (find_def_preds): Ditto.
 377         (destroy_predicates_vecs): Ditto.
 378         (find_matching_predicates_in_rest_chains): Ditto.
 379         (use_pred_not_overlap_with_undef_path_pred): Ditto.
 380         (is_pred_expr_subset): Ditto.
 381         (is_pred_chain_subset_of): Ditto.
 382         (is_included_in): Ditto.
 383         (is_superset_of): Ditto.
 384
 385 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 386
 387         Update copyright years.
 388
 389 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 390
 391         * common/config/arc/arc-common.c, config/arc/arc-modes.def,
 392         config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
 393         config/arc/arc.md, config/arc/arc.opt,
 394         config/arm/arm_neon_builtins.def, config/arm/crypto.def,
 395         config/i386/avx512cdintrin.h, config/i386/avx512erintrin.h,
 396         config/i386/avx512fintrin.h, config/i386/avx512pfintrin.h,
 397         config/i386/btver2.md, config/i386/shaintrin.h, config/i386/slm.md,
 398         config/linux-protos.h, config/linux.c, config/winnt-c.c,
 399         diagnostic-color.c, diagnostic-color.h, gimple-ssa-isolate-paths.c,
 400         vtable-verify.c, vtable-verify.h: Use the standard form for the
 401         copyright notice.
 402
 403 2014-01-02  Tobias Burnus  <burnus@net-b.de>
 404
 405         * gcc.c (process_command): Update copyright notice dates.
 406         * gcov-dump.c: Ditto.
 407         * gcov.c: Ditto.
 408         * doc/cpp.texi: Bump @copying's copyright year.
 409         * doc/cppinternals.texi: Ditto.
 410         * doc/gcc.texi: Ditto.
 411         * doc/gccint.texi: Ditto.
 412         * doc/gcov.texi: Ditto.
 413         * doc/install.texi: Ditto.
 414         * doc/invoke.texi: Ditto.
 415
 416 2014-01-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
 417
 418         * config/nios2/nios2.h (BITS_PER_UNIT): Don't define it.
 419
 420 2014-01-01  Jakub Jelinek  <jakub@redhat.com>
 421
 422         * config/i386/sse.md (*mov<mode>_internal): Guard
 423         EXT_REX_SSE_REGNO_P (REGNO ()) uses with REG_P.
 424
 425         PR rtl-optimization/59647
 426         * cse.c (cse_process_notes_1): Don't substitute negative VOIDmode
 427         new_rtx into UNSIGNED_FLOAT rtxes.
 428 \f
 429 Copyright (C) 2014 Free Software Foundation, Inc.
 430
 431 Copying and distribution of this file, with or without modification,
 432 are permitted in any medium without royalty provided the copyright
 433 notice and this notice are preserved.