1 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3 * tree-core.h (enum omp_clause_code): Remove
4 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
6 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8 * config/arm/sync.md (arm_store_exclusive<mode>):
9 Use 'H' output modifier on operands[2] rather than creating a new
10 entry in out-of-bounds memory of the operands array.
11 (arm_store_release_exclusivedi): Likewise.
13 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
17 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
22 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
23 into account live statements for mask producers.
25 2016-06-01 Richard Biener <rguenther@suse.de>
27 PR tree-optimization/71311
28 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
29 restrict to non-INTEGER_CST @0.
31 2016-06-01 Richard Biener <rguenther@suse.de>
33 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
34 (relational patterns): Use :c to avoid pattern duplications.
36 2016-06-01 Richard Biener <rguenther@suse.de>
38 * genmatch.c (comparison_code_p): New predicate.
39 (swap_tree_comparison): New function.
40 (commutate): Add for_vec parameter to append new for entries.
41 Support commutating relational operators by swapping it alongside
43 (lower_commutative): Adjust.
44 (dt_simplify::gen): Do not pass artificial operators to gen
46 (decision_tree::gen): Do not add artificial operators as parameters.
47 (parser::parse_expr): Verify operator commutativity when :c is
48 applied. Allow :C to override this.
49 * match.pd: Adjust patterns to use :C instead of :c where required.
51 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
53 PR tree-optimization/71077
54 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
55 the combining step, use boolean_false_node and boolean_true_node
56 as the designated false/true return values.
58 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
60 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
61 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
62 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
65 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
67 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
68 of flags impliying the register renaming.
69 * toplev.c (process_options): Do not imply flag_rename_registers with
72 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
74 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
75 default implementation.
77 2016-05-31 Nathan Sidwell <nathan@acm.org>
79 * dwarf2out.c (cur_line_info_table): Add GTY marker.
81 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
83 * config/sh/constraints.md (b): Remove constraint.
84 * config/sh/predicates.md (arith_reg_operand): Remove TARGET_REGISTER_P.
85 * config/sh/sh-modes.def (PDI): Remove.
86 * config/sh/sh.c (sh_target_reg_class,
87 sh_optimize_target_register_callee_saved): Remove functions.
88 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
89 (sh_expand_epilogue): Update comment.
90 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
91 sh_secondary_reload): Remove TARGET_REGS related code.
92 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
93 TARGET_REGISTER_P): Remove macros.
94 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
95 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
96 TR1_REG, TR2_REG): Remove constants.
97 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
99 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
101 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
102 define_expand patterns.
103 (adddi3_compact): Rename to adddi3.
104 (subdi3_compact): Rename to subdi3.
105 (*negdi2): Rename to negdi2.
106 (*abs<mode>2): Rename to abs<mode>2.
108 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
110 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
111 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
112 (atomic_sub_fetchsi): ... this new pattern.
113 (mvtc): Add CC_REG clobber.
115 2016-05-31 Marek Polacek <polacek@redhat.com>
117 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
119 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
121 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
122 aarch64_fusion_enabled_p to check for fusion capabilities.
124 2016-05-31 Richard Biener <rguenther@suse.de>
126 PR tree-optimization/71352
127 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
128 minus one and a negate.
130 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
132 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
133 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
135 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
136 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
137 Remove use of aarch64_simd_attr_length_move, set length attribute
139 (*aarch64_be_movoi): Likewise.
140 (*aarch64_be_movci): Likewise.
141 (*aarch64_be_movxi): Likewise.
143 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
145 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
146 It no longer does that.
147 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
149 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
151 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
152 attribute __unused__.
154 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
156 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
157 * config/arm/arm.c (arm_arch_thumb1): Define.
158 (arm_option_override): Initialize arm_arch_thumb1.
159 * config/arm/arm.h (arm_arch_thumb1): Declare.
160 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
163 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
166 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
167 `Yv' for scalar operand.
169 2016-05-31 Tom de Vries <tom@codesourcery.com>
171 PR tree-optimization/69068
172 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
173 phis with more than two args.
175 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
177 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
178 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
181 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
183 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
185 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
187 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
188 cpu_32, cpu_64, tune_32 and tune_64.
189 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
191 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
195 2016-05-30 Andi Kleen <ak@linux.intel.com>
197 * auto-profile.c (read_profile): Replace asserts with errors
198 when file does not exist.
199 * gcov-io.c (gcov_read_words): Dito.
201 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
203 * tree-cfg.c (print_loop): Print likely upper bounds.
205 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
207 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
208 * opts.c (default_options): Enable peel loops at -O3.
209 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
210 (try_peel_loop): Do not re-peel already peeled loops;
211 use likely upper bounds; fix profile updating.
212 (pass_complete_unroll::execute): Initialize peeled_loops.
214 2016-05-30 Martin Liska <mliska@suse.cz>
216 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
217 computed costs by frequency of BB they belong to.
218 (get_scaled_computation_cost_at): New function.
220 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
221 Marc Glisse <marc.glisse@inria.fr>
223 PR tree-optimization/71289
224 * match.pd (-1 / B < A, A > -1 / B): New transformations.
226 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
228 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
230 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
232 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
233 for peeled copies; avoid underflow when updating estimates; correctly
236 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
238 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
239 r236875. Corrected oe3 to oe2 as obvious.
241 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
245 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
246 that inserted stmt will not dominate stmts that defines its operand.
247 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
248 (rewrite_expr_tree_parallel): Likewise.
250 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
253 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
254 all fields including stmt_to_insert are swapped.
256 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
258 * predict.h (force_edge_cold): Declare.
259 * predict.c (force_edge_cold): New function.
260 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
262 (canonicalize_loop_induction_variables): Fix formating.
264 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
266 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
267 (visium_expand_copysign): Use gen_int_mode directly.
268 (visium_compute_frame_size): Minor tweaks.
270 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
272 * tree-vect-loop.c (vect_analyze_loop_2): Use
273 likely_max_stmt_executions_int.
275 2016-05-30 Tom de Vries <tom@codesourcery.com>
277 PR tree-optimization/69067
278 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
280 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
283 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
284 New peepholes to remove unneeded fild/fistp pairs.
285 (define_peephole2 atomic_loaddi_fpu): Ditto.
287 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
289 * predict.c (maybe_hot_frequency_p): Avoid division.
291 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
293 * doc/install.texi: Use https for shop.fsf.org.
295 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
297 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
298 likely_max_stmt_executions_int.
300 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
302 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
303 likely_max_stmt_executions_int.
305 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
307 * profile.c (compute_branch_probabilities): Do not report hitrates
309 (branch_prob): Report hitrates here.
310 * predict.c (gimple_predict_edge): Do not assert profile status;
311 fix formatting issues.
313 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
315 * predict.c (edge_predicted_by_p): New function.
316 (predict_paths_for_bb): Do not put multiple predictions of the same type
319 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
321 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
324 2016-05-28 Alan Modra <amodra@gmail.com>
326 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
328 2016-05-28 Alan Modra <amodra@gmail.com>
330 PR rtl-optimization/71275
331 * ira.c (ira): Free dominance info.
333 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
335 * doc/sourcebuild.texi: New address for upstream Go repository.
337 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
339 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
340 (TARGET_ARM_V7M): Likewise.
342 2016-05-26 Jeff Law <law@redhat.com>
344 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
345 (thread_across_edge): Remove calls to find_jump_threads_backwards.
346 * passes.def: Add jump threading passes before DOM/VRP.
347 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
348 argument to a basic block from an edge. Remove tests which are
350 (pass_data_thread_jumps, class pass_thread_jumps): New.
351 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
352 (make_pass_thread_jumps): Likewise.
353 * tree-pass.h (make_pass_thread_jumps): Declare.
355 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
357 * config/visium/visium-protos.h (split_double_move): Rename into...
358 (visium_split_double_move): ...this.
359 (visium_split_double_add): Declare.
360 * config/visium/visium.c (split_double_move): Rename into...
361 (visium_split_double_move): ...this.
362 (visium_split_double_add): New function.
363 (visium_expand_copysign): Renumber operands for consistency.
364 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
365 (DFmode move splitter): Likewise.
366 (*addi3_insn): Split by means of visium_split_double_add.
367 (*adddi3_insn_flags): Delete.
368 (*plus_plus_sltu<subst_arith>): New insn.
369 (*subdi3_insn): Split by means of visium_split_double_add.
370 (subdi3_insn_flags): Delete.
371 (*minus_minus_sltu<subst_arith>): New insn.
372 (*negdi2_insn): Split by means of visium_split_double_add.
373 (*negdi2_insn_flags): Delete.
375 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
377 * configure.ac: Treat a --with-headers option without argument
378 the same as the default (i.e. consult sys-include directory).
379 * configure: Regenerate.
381 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
383 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
384 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
386 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
387 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
389 2016-05-27 Jiong Wang <jiong.wang@arm.com>
392 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
393 tree-stdarg analysis results.
394 (aarch64_setup_incoming_varargs): Likewise.
396 2016-05-27 Jiong Wang <jiong.wang@arm.com>
398 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
399 va_list_gpr_counter_field and va_list_fpr_counter_field.
401 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
404 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
405 * config/aarch64/aarch64.c
406 (aarch64_cannot_change_mode_class): Remove function.
407 * config/aarch64/aarch64-protos.h
408 (aarch64_cannot_change_mode_class): Remove.
410 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
412 * cfgloop.c (record_niter_bound): Record likely upper bounds.
413 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
414 get_likely_max_loop_iterations_int): New.
415 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
416 any_likely_upper_bound.
417 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
419 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
420 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
422 (unroll_loop_constant_iterations): Likewise.
423 (unroll_loop_runtime_iterations): Likewise.
424 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
425 * lto-streamer-out.c (output_cfg): Likewise.
426 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
428 (canonicalize_loop_induction_variables): Dump likely upper bounds.
429 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
430 (likely_max_loop_iterations): New.
431 (likely_max_loop_iterations_int): New.
432 (likely_max_stmt_executions): New.
433 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
434 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
435 likely_max_stmt_executions): Declare.
437 2016-05-27 Marek Polacek <polacek@redhat.com>
440 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
442 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
444 * config/s390/s390.md (2x risbg splitters): Use
445 reg_overlap_mentioned_p instead of rtx_equal_p.
447 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
449 * combine.c (make_compound_operation): Take known zero bits into
450 account when checking for possible zero_extend.
452 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
454 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
455 Use const_int_operand for operand 2 predicate. Simplify expand code
458 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
461 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
464 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
466 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
467 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
468 that returns CC_SESWPmode and CC_ZESWPmode.
469 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
471 (aarch64_rtx_costs): Likewise.
473 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
475 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
476 for ISA 3.0 min/max support.
477 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
478 conditional move support.
479 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
480 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
482 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
483 conditional moves where the comparison type is different from move
485 (fp_minmax): New code iterator for smin/smax.
486 (minmax): New code attributes for min/max.
488 (smax<mode>3): Combine min, max insns into one insn using the
489 fp_minmax code iterator. Add support for ISA 3.0 min/max
490 instructions that don't need -ffast-math.
491 (s<minmax><mode>3): Likewise.
492 (smax<mode>3_vsx): Likewise.
493 (smin<mode>3): Likewise.
494 (s<minmax><mode>3_vsx): Likewise.
495 (smin<mode>3_vsx): Likewise.
496 (pre-VSX min/max splitters): Likewise.
497 (s<minmax><mode>3_fpr): Likewise.
498 (movsfcc): Rewrite floating point conditional moves to combine
499 SFmode/DFmode into a single insn.
500 (mov<mode>cc): Likewise.
502 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
503 SFDF2 iterators to handle all combinations.
504 (fseldfsf4): Likewise.
505 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
506 (fseldfdf4): Likewise.
507 (fselsfdf4): Likewise.
508 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
509 comparison instructions that set a 0/-1 mask, and use it for
510 floating point conditional move via XXSEL.
511 (fpmask<mode>): Likewise.
512 (xxsel<mode>): Likewise.
513 * config/rs6000/predicates.md (min_max_operator): Delete, no
515 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
516 instructions that generate a 0/-1 mask for use with XXSEL.
517 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
518 say whether floating point min/max is available, either through
519 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
520 (TARGET_MINMAX_DF): Likewise.
522 2016-05-27 Alan Modra <amodra@gmail.com>
524 PR rtl-optimization/71275
525 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
526 for update_equiv_regs and combine_and_move_insns.
528 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
531 if_then_else or cond RTXes to calculate attribute value.
532 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
533 <attr "length_immediate>: Ditto.
534 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
535 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
536 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
537 <attr "type">: Ditto.
538 <attr "prefix_data16">: Ditto.
539 <attr "prefix_extra">: Ditto.
540 <attr "length_immediate">: Ditto.
541 <attr "prefix">: Ditto.
542 (vec_set<mode>_0) <attr "isa">: Ditto.
543 <attr "prefix_extra">: Ditto.
544 <attr "length_immediate">: Ditto.
545 <attr "prefix">: Ditto.
546 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
547 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
548 (sse2_storelpd) <attr "prefix_data16">: Ditto.
549 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
550 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
551 <attr "length_immediate">: Ditto.
552 <attr "prefix">: Ditto.
553 (sse2_movsd) <attr "length_immediate">: Ditto.
554 <attr "prefix">: Ditto.
555 (vec_concatv2df) <attr "isa">: Ditto.
556 <attr "prefix">: Ditto.
557 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
558 (*vec_extractv2di_1) <attr "isa">: Ditto.
559 <attr "type">: Ditto.
560 <attr "length_immediate">: Ditto.
561 <attr "prefix_rex">: Ditto.
562 <attr "prefix_extra">: Ditto.
563 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
564 <attr "prefix_extra">: Ditto.
565 <attr "length_immediate">: Ditto.
566 (vec_concatv2di) <attr "isa">: Ditto.
567 <attr "prefix_extra">: Ditto.
568 <attr "length_immediate">: Ditto.
569 <attr "prefix">: Ditto.
571 2016-05-26 Martin Liska <mliska@suse.cz>
573 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
575 (operator+): Likewise.
576 (operator-): Likewise.
577 (comp_cost::operator+=): Likewise.
578 (comp_cost::operator-=): Likewise.
579 (comp_cost::operator/=): Likewise.
580 (comp_cost::operator*=): Likewise.
581 (operator<): Likewise.
582 (operator==): Likewise.
583 (operator<=): Likewise.
585 (infinite_cost_p): Likewise.
586 (add_costs): Likewise.
587 (sub_costs): Likewise.
588 (compare_costs): Likewise.
589 (set_group_iv_cost): Use the newly introduced functions.
590 (get_address_cost): Likewise.
591 (get_shiftadd_cost): Likewise.
592 (force_expr_to_var_cost): Likewise.
593 (split_address_cost): Likewise.
594 (ptr_difference_cost): Likewise.
595 (difference_cost): Likewise.
596 (get_computation_cost_at): Likewise.
597 (determine_group_iv_cost_generic): Likewise.
598 (determine_group_iv_cost_address): Likewise.
599 (determine_group_iv_cost_cond): Likewise.
600 (autoinc_possible_for_pair): Likewise.
601 (determine_group_iv_costs): Likewise.
602 (cheaper_cost_pair): Likewise.
603 (iv_ca_recount_cost): Likewise.
604 (iv_ca_set_no_cp): Likewise.
605 (iv_ca_set_cp): Likewise.
606 (iv_ca_cost): Likewise.
607 (iv_ca_new): Likewise.
608 (iv_ca_dump): Likewise.
609 (iv_ca_narrow): Likewise.
610 (iv_ca_prune): Likewise.
611 (iv_ca_replace): Likewise.
612 (try_add_cand_for): Likewise.
613 (try_improve_iv_set): Likewise.
614 (find_optimal_iv_set): Likewise.
616 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
618 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
619 that internal functions will clobber all caller-saved registers.
621 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
623 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
624 Return a better case_values_threshold when optimizing.
626 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
628 * config/aarch64/aarch64-simd.md (aarch64_combinez):
629 Add ? to integer variant.
630 (aarch64_combinez_be): Likewise.
632 2016-05-26 Jakub Jelinek <jakub@redhat.com>
634 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
635 instead of x constraint.
636 (vcvtps2ph256<mask_name>): Likewise.
638 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
639 alternative. Formatting fix.
642 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
644 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
645 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
646 maybe_evex prefix instead of vex.
647 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
648 EXT_REX_SSE_REG_P (op0) case in the splitter.
650 2016-05-25 Jeff Law <law@redhat.com>
652 PR tree-optimization/71272
653 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
654 Update comments. Add test for empty path.
656 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
658 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
659 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
660 special case builtin.
661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
662 code for ALTIVEC_BUILTIN_VEC_CMPNE.
663 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
664 for __builtin_vec_cmpne.
666 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
668 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
669 redundant test and bail out if the type of the new operand is not
670 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
672 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
675 (x_ix86_target_flags_explicit): Remove.
676 * config/i386/i386.c (ix86_function_specific_save): Do not copy
677 x_ix86_target_flags_explicit.
678 (ix86_function_specific_restore): Ditto.
680 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
681 H.J. Lu <hongjiu.lu@intel.com>
684 * common/config/i386/i386-common.c
685 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
686 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
687 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
688 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
689 (-mgeneral-regs-only): Add new option.
690 * config/i386/i386.c (ix86_option_override_internal): Don't enable
691 x87 instructions if only general registers are allowed.
692 (ix86_target_string): Add ix86_flags argument. Handle additional
693 flags options through ix86_flags argument. Update all callers.
694 * doc/invoke.texi: Document -mgeneral-regs-only.
696 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
698 PR rtl-optimization/66940
699 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
700 decrementing desired_val will not overflow before performing these
703 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
705 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
706 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
707 * config/i386/i386.c (enum ix86_builtins): Add
708 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
709 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
710 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
711 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
712 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
713 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
714 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
715 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
716 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
717 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
718 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
719 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
720 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
721 __builtin_ia32_cvtps2dq512_mask.
722 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
723 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
724 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
726 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
728 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
729 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
731 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
732 (avx512f_vec_pack_sfix_v8df): New define_expand.
733 (avx512f_roundpd512): Rename to ...
734 (avx512f_round<castmode>512): ... this. Change iterator.
735 (avx512f_roundps512_sfix): New define_expand.
736 (round<mode>2_sfix): Change iterator.
738 2016-05-25 Nick Clifton <nickc@redhat.com>
740 * config/msp430/msp430.c (msp430_attr): Produce an error if a
741 static interrupt handler is detected.
742 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
743 default linker script.
744 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
745 the low part of a symbolic pointer.
747 2016-05-25 Richard Biener <rguenther@suse.de>
749 PR tree-optimization/71261
750 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
751 interesting stmt instead of immediate uses when looking
752 for the use operand to replace.
754 2016-05-25 Martin Liska <mliska@suse.cz>
756 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
758 2016-05-25 Richard Biener <rguenther@suse.de>
760 PR tree-optimization/71264
761 * tree-vect-stmts.c (vect_init_vector): Properly deal with
764 2016-05-25 Martin Liska <mliska@suse.cz>
766 PR tree-optimization/71239
767 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
768 if DECL_SIZE is NULL.
770 2016-05-25 Richard Biener <rguenther@suse.de>
772 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
773 * tree-if-conv.c (pass_data_if_conversion): Use it.
775 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
777 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
778 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
779 * varpool.c (varpool_node::get_availability): Likewise.
781 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
783 * config/rs6000/altivec.md (VNEG iterator): New iterator for
784 VNEGW/VNEGD instructions.
785 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
786 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
787 support for ISA 3.0 VNEGW/VNEGD instructions.
789 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
791 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
792 pointers inside OACC_DATA regions.
793 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
794 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
795 (gimplify_adjust_omp_clauses): Fix typo in comment.
797 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
799 * config/rs6000/altivec.md (VParity): New mode iterator for vector
800 parity built-in functions.
801 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
803 (p9v_parity<mode>2): Likewise.
804 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
806 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
807 (parity<mode>2): ISA 3.0 expander for vector parity.
808 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
810 (BU_P9_64BIT_MISC_0): Likewise.
811 (BU_P9_MISC_0): Likewise.
812 (BU_P9V_AV_1): Likewise.
813 (BU_P9V_AV_2): Likewise.
814 (BU_P9V_AV_3): Likewise.
815 (BU_P9V_AV_P): Likewise.
816 (BU_P9V_VSX_1): Likewise.
817 (BU_P9V_OVERLOAD_1): Likewise.
818 (BU_P9V_OVERLOAD_2): Likewise.
819 (BU_P9V_OVERLOAD_3): Likewise.
820 (VCTZB): Add vector count trailing zeros support.
824 (VPRTYBD): Add vector parity support.
827 (VCTZ): Add overloaded vector count trailing zeros support.
828 (VPRTYB): Add overloaded vector parity support.
829 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
830 overloaded vector count trailing zeros and parity instructions.
831 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
832 vector parity support.
833 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
834 trailing zeros support.
835 (vec_cntlz): Likewise.
836 (vec_vctzb): Likewise.
837 (vec_vctzd): Likewise.
838 (vec_vctzh): Likewise.
839 (vec_vctzw): Likewise.
840 (vec_vprtyb): Add ISA 3.0 vector parity support.
841 (vec_vprtybd): Likewise.
842 (vec_vprtybw): Likewise.
843 (vec_vprtybq): Likewise.
844 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
845 the ISA 3.0 vector count trailing zeros and vector parity built-in
848 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
850 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
851 when there is stmt_to_insert.
853 2016-05-24 Martin Sebor <msebor@redhat.com>
856 * tree.h (complete_or_array_type_p): New inline function.
858 2016-05-24 Jakub Jelinek <jakub@redhat.com>
860 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
861 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
862 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
864 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
865 Limit 1st alternative to noavx isa, split 2nd alternative into one
866 noavx and one avx alternative, use *x and Bm in the former and
867 x and m in the latter.
869 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
870 of sse4 for the first alternative, drop %v from the template
871 and d operand modifier. Split second alternative into one sse4_noavx
872 and one avx alternative, use *x instead of *v in the former and v
873 instead of *v in the latter.
874 (*sse4_1_extractps): Use noavx isa instead of * for the first
875 alternative, drop %v from the template. Split second alternative into
876 one noavx and one avx alternative, use *x instead of *v in the
877 former and v instead of *v in the latter.
878 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
879 with noavx and the last one with avx.
880 (sse4_1_phminposuw): Guard first alternative with noavx isa,
881 split the second one into one noavx and one avx alternative,
882 use *x and Bm in the former and x and m in the latter one.
883 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
886 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
887 first two alternatives to noavx, use *x instead of *v in the second
888 one, add avx alternative without *.
889 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
890 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
891 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
893 2016-05-24 Jeff Law <law@redhat.com>
895 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
896 New function, extracted from...
897 (fsm_find_control_statement_thread_paths): Here. Use the new function.
898 Allow simple copies and constant initializations in the SSA chain.
900 2016-05-24 Marek Polacek <polacek@redhat.com>
903 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
906 2016-05-24 Jakub Jelinek <jakub@redhat.com>
909 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
910 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
911 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
912 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
913 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
915 2016-05-24 Richard Biener <rguenther@suse.de>
917 PR tree-optimization/71240
918 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
921 2016-05-24 Richard Biener <rguenther@suse.de>
923 PR tree-optimization/71230
924 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
926 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
928 * tree-vectorizer.h (vectorizable_comparison): Delete.
929 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
931 * tree-vect-stmts.c (vectorizable_call): Likewise.
932 (vectorizable_simd_clone_call): Likewise.
933 (vectorizable_conversion): Likewise.
934 (vectorizable_assignment): Likewise.
935 (vectorizable_shift): Likewise.
936 (vectorizable_operation): Likewise.
937 (vectorizable_load): Likewise.
938 (vectorizable_condition): Likewise.
939 (vectorizable_store): Likewise. Assert that we don't have
941 (vectorizable_comparison): Make static. Remove redundant
943 (vect_transform_stmt): Assert that we always have an slp_node
946 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
948 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
949 operands[2] against 1 with comparison against CONST1_RTX.
950 (<shift>di3_neon): Likewise.
951 * config/arm/predicates.md (const0_operand): Replace with comparison
954 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
956 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
957 operands[2] against 1 with comparison against CONST1_RTX.
960 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
965 (define_split above *compareqi_eq0): Likewise.
966 (define_split above "prologue"): Likewise.
967 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
968 * config/arm/predicates.md (shift_operator): Likewise.
969 (shift_nomul_operator): Likewise.
970 (sat_shift_operator): Likewise.
971 (thumb1_cmp_operand): Likewise.
972 (const_neon_scalar_shift_amount_operand): Replace manual range
974 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
975 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
977 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
979 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
980 with HOST_WIDE_INT_1.
982 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
983 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
984 (arm_canonicalize_comparison): Likewise.
985 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
987 (thumb1_size_rtx_costs): Likewise.
988 (vfp_const_double_index): Replace cast of 1 to unsigned
989 HOST_WIDE_INT with HOST_WIDE_INT_1U.
990 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
992 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
993 HOST_WIDE_INT with HOST_WIDE_INT_1U.
994 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
995 HOST_WIDE_INT with HOST_WIDE_INT_1.
997 2016-05-24 Marek Polacek <polacek@redhat.com>
999 * tree-cfg.h (should_remove_lhs_p): New predicate.
1000 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1001 * gimplify.c (gimplify_modify_expr): Likewise.
1002 * tree-cfg.c (verify_gimple_call): Likewise.
1003 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1004 * gimple-fold.c: Include "tree-cfg.h".
1005 (gimple_fold_call): Use should_remove_lhs_p.
1007 2016-05-24 Richard Biener <rguenther@suse.de>
1009 PR tree-optimization/71253
1010 * cfganal.h (control_dependences): Make robust against edge
1012 (control_dependences::control_dependences): Remove edge_list argument.
1013 (control_dependences::get_edge): Remove.
1014 (control_dependences::get_edge_src): Add.
1015 (control_dependences::get_edge_dest): Likewise.
1016 (control_dependences::m_el): Make a vector of edge src/dest index.
1017 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1018 (control_dependences::control_dependences): Likewise.
1019 (control_dependences::~control_dependence): Likewise.
1020 (control_dependences::get_edge): Remove.
1021 (control_dependences::get_edge_src): Add.
1022 (control_dependences::get_edge_dest): Likewise.
1023 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1025 (perform_tree_ssa_dce): Adjust.
1026 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1028 (pass_loop_distribution::execute): Adjust. Do loop destroying
1029 conditional on changed.
1031 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1034 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1035 return. Reindent transformation comment and mention the ARM state
1038 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1041 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1042 after build_and_add_sum creates new use stmt.
1044 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1046 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1047 load_lanes/grouped_load classification comes first. Don't check
1048 whether the vectorization factor is a multiple of the group size
1051 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1053 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1054 GROUP_GAP for single-element interleaving.
1055 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1058 2016-05-24 Richard Biener <rguenther@suse.de>
1062 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1063 bases which are accessed with non-invariant indices.
1064 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1065 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1067 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1070 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1071 (add_to_ops_vec): Add stmt_to_insert.
1072 (add_repeat_to_ops_vec): Init stmt_to_insert.
1073 (insert_stmt_before_use): New.
1074 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1076 (get_ops): Init stmt_to_insert.
1077 (maybe_optimize_range_tests): Likewise.
1078 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1079 (rewrite_expr_tree_parallel): Likewise.
1080 (reassociate_bb): Likewise.
1082 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1085 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1086 ISA 3.0 xxperm fusion alternative.
1087 (altivec_vperm_v8hiv16qi): Likewise.
1088 (altivec_vperm_<mode>_uns_internal): Likewise.
1089 (vperm_v8hiv4si): Likewise.
1090 (vperm_v16qiv8hi): Likewise.
1092 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1093 Kelvin Nilsen <kelvin@gcc.gnu.org>
1095 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1096 vpermr/xxpermr on ISA 3.0.
1097 (altivec_expand_vec_perm_le): Likewise.
1098 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1099 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1102 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.h (IS_STACK_MODE): Enable for
1105 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1106 SSE_FLOAT_MODE_P macros.
1107 * config/i386/i386.c (ix86_preferred_reload_class): Use
1108 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1109 Cleanup regclass processing for CONST_DOUBLE_P.
1110 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1111 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1112 with IS_STACK_MODE macro.
1113 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1115 (*movdf_internal): Use IS_STACK_MODE macro.
1116 (*movsf_internal): Ditto.
1118 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1120 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1121 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1123 2016-05-23 Jeff Law <law@redhat.com>
1125 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1127 (fsm_find_control_statement_thread_paths): Call it.
1129 2016-05-23 Martin Jambor <mjambor@suse.cz>
1132 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1133 from_global_constant if t is not NULL.
1135 2016-05-23 Marek Polacek <polacek@redhat.com>
1138 * common.opt (Wswitch-unreachable): New option.
1139 * doc/invoke.texi: Document -Wswitch-unreachable.
1140 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1143 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1145 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1146 TMR_INDEX is non-NULL.
1148 2016-05-23 Richard Biener <rguenther@suse.de>
1150 PR tree-optimization/71230
1151 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1152 (try_special_add_to_ops): ... here. Always test for single-use.
1154 2016-05-23 Martin Jambor <mjambor@suse.cz>
1156 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1157 default block if a PHI node in the original one would be resized.
1159 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1161 PR tree-optimization/58135
1162 * tree-vect-slp.c: When group size is not multiple
1163 of vector size, allow splitting of store group at
1166 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1168 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1170 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1172 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1173 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1174 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1177 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1178 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1179 v constraint instead of x and vinserti32x4 insn.
1181 * config/i386/sse.md (i128vldq): New mode iterator.
1182 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1183 avx512dq and avx512vl alternatives.
1185 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1186 constraint, use maybe_evex prefix instead of vex.
1187 (vec_dupv4sf): Use v constraint instead of x for output
1188 operand except for noavx alternative, use Yv constraint
1189 instead of x for input. Use maybe_evex prefix instead of vex.
1190 (*vec_dupv4si): Likewise.
1191 (*vec_dupv2di): Likewise.
1193 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1196 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1197 (linearize_expr_tree): Call try_special_add_to_ops.
1198 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1200 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1202 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1203 to computed stack_usage.
1205 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1208 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1209 operand is subreg (symbol_ref) then move the symbol ref to register.
1211 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1213 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1215 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1218 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1221 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1223 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1224 ranges by calling get_single_symbol and tidy up. Look more closely
1225 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1227 2016-05-20 Jeff Law <law@redhat.com>
1229 * bitmap.c (bitmap_find_bit): Remove useless test.
1231 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1233 * function.c (thread_prologue_and_epilogue_insns): Commit the
1234 insertion of the epilogue.
1236 2016-05-20 Martin Jambor <mjambor@suse.cz>
1238 PR tree-optimization/70884
1239 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1240 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1241 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1242 of constant pool data as a reason for scalarization.
1244 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1246 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1247 for naked functions.
1248 (thumb1_expand_prologue): Likewise.
1250 2016-05-20 Nathan Sidwell <nathan@acm.org>
1252 * config/nvptx/nptx.c (nvptx_option_override): Only set
1253 flag_toplevel_reorder, if not explicitly specified. Set
1254 flag_no_common, unless explicitly specified.
1256 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1258 * calls.c (can_implement_as_sibling_call_p): Mark param
1259 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1261 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1264 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1265 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1267 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1268 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1271 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1273 * config/nvptx/nvptx.md (sincossf3): New pattern.
1275 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1277 * calls.c (maybe_complain_about_tail_call): New function.
1278 (initialize_argument_information): Call
1279 maybe_complain_about_tail_call when clearing *may_tailcall.
1280 (can_implement_as_sibling_call_p): Call
1281 maybe_complain_about_tail_call when returning false.
1282 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1283 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1284 if tail-call optimization fails.
1285 * cfgexpand.c (expand_call_stmt): Initialize
1286 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1287 * gimple-pretty-print.c (dump_gimple_call): Dump
1288 gimple_call_must_tail_p.
1289 * gimple.c (gimple_build_call_from_tree): Call
1290 gimple_call_set_must_tail with the value of
1291 CALL_EXPR_MUST_TAIL_CALL.
1292 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1293 (gimple_call_set_must_tail): New function.
1294 (gimple_call_must_tail_p): New function.
1295 * print-tree.c (print_node): Update printing of TREE_STATIC
1296 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1297 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1298 trailing comment listing applicable flags.
1299 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1301 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1303 * calls.c (expand_call): Move "Rest of purposes for tail call
1304 optimizations to fail" to...
1305 (can_implement_as_sibling_call_p): ...this new function, and
1306 split into multiple "if" statements.
1308 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1310 * cfgloop.h (expected_loop_iterations_unbounded,
1311 expected_loop_iterations): Unconstify.
1312 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1313 profile with known upper bound; return 3 when profile is absent.
1314 (expected_loop_iterations): Update.
1316 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1318 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1319 and get_max_loop_iterations_int.
1321 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1323 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1324 realistic upper bounds here.
1326 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1329 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1330 calls if the LHS is variable length or has addressable type.
1331 If targets[0]->decl is a noreturn call with void return type and
1332 zero arguments, adjust fntype and remove lhs in that case.
1334 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1336 PR tree-optimization/71079
1337 PR tree-optimization/71206
1338 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1340 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1342 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1343 (get_vec_alignment_for_array_decl): Likewise.
1344 (get_vec_alignment_for_record_decl): Likewise.
1345 (increase_alignment::execute): Move code to find alignment to
1346 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1347 (type_align_map): New hash_map.
1349 2016-05-20 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/29756
1352 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1353 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1354 * fold-const.c (operand_equal_p): Likewise.
1355 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1356 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1357 * tree-inline.c (estimate_operator_cost): Likewise.
1358 * tree-pretty-print.c (dump_generic_node): Likewise.
1359 * tree-ssa-operands.c (get_expr_operands): Likewise.
1360 * cfgexpand.c (expand_debug_expr): Likewise.
1361 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1362 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1363 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1364 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1365 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1366 (execute_update_addresses_taken): Do it.
1368 2016-05-20 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/71185
1371 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1372 register operations.
1374 2016-05-20 Richard Biener <rguenther@suse.de>
1376 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1377 gimple_seq_add_seq_without_update.
1378 (release_bb_predicate): Assert we have no operands to free.
1379 (if_convertible_loop_p_1): Calculate post dominators later.
1380 Do not free BB predicates here.
1381 (combine_blocks): Do not recompute BB predicates.
1382 (version_loop_for_if_conversion): Save BB predicates around
1385 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1387 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1388 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1389 code. Ignore sibcalls on EDGE_IGNORE edges.
1390 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1391 on edges for sibcalls that run without prologue. The rest of the
1392 function is combined from...
1393 (fix_fake_fallthrough_edge): ... this, and ...
1394 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1395 function argument, make it a local variable.
1397 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1399 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1400 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1401 for 32-bit mode and SEH for 64-bit.
1402 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1403 TARGET_64BIT_DEFAULT.
1405 2016-05-19 Ryan Burn <contact@rnburn.com>
1407 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1408 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1410 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1412 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1413 force pending loads from memory.
1415 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1417 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1418 (UNSPEC_DARN_32): New unspec constant.
1419 (UNSPEC_DARN_RAW): New unspec constant.
1420 (darn_32): New instruction.
1421 (darn_raw): New instruction.
1422 (darn): New instruction.
1423 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1424 support and documentation for this macro.
1425 (BU_P9_MISC_1): New macro definition.
1426 (BU_P9_64BIT_MISC_0): New macro definition.
1427 (BU_P9_MISC_0): New macro definition.
1428 (darn_32): New builtin definition.
1429 (darn_raw): New builtin definition.
1430 (darn): New builtin definition.
1431 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1432 RS6000_BUILTIN_0 directives to surround each occurrence of
1433 #include "rs6000-builtin.def".
1434 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1435 RS6000_BTM_64BIT flags to the returned mask, depending on
1437 (def_builtin): Correct an error in the assignments made to the
1438 debugging variable attr_string.
1439 (rs6000_expand_builtin): Add support for no-operand built-in
1441 (builtin_function_type): Remove fatal_error assertion that is no
1443 (rs6000_common_init_builtins): Add support for no-operand built-in
1445 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1447 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1449 (RS6000_BTM_64BIT): New macro definition.
1450 * doc/extend.texi: Document __builtin_darn (void),
1451 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1454 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1456 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1457 max_loop_iterations_int.
1459 2016-05-19 Marek Polacek <polacek@redhat.com>
1461 PR tree-optimization/71031
1462 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1463 condition and adjust the code a bit.
1465 2016-05-19 Martin Liska <mliska@suse.cz>
1467 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1468 auto_vec instead of vec.
1470 2016-05-19 Martin Liska <mliska@suse.cz>
1472 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1474 2016-05-19 Martin Liska <mliska@suse.cz>
1476 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1478 2016-05-19 Martin Liska <mliska@suse.cz>
1480 * ipa-pure-const.c (set_function_state): Remove an existing
1482 (remove_node_data): Do not free it as it's released
1483 in set_function_state.
1485 2016-05-19 Martin Liska <mliska@suse.cz>
1487 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1490 2016-05-19 Martin Liska <mliska@suse.cz>
1492 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1494 2016-05-19 Martin Liska <mliska@suse.cz>
1496 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1497 an auto_vec instead of re-creating it.
1499 2016-05-19 Martin Liska <mliska@suse.cz>
1501 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1502 auto_vec instead of vec.
1504 2016-05-19 Martin Liska <mliska@suse.cz>
1506 * lto-section-in.c (lto_get_section_data): Call
1507 lto_check_version with additional argument.
1508 * lto-streamer.c (lto_check_version): Add new argument.
1509 * lto-streamer.h (lto_check_version): Likewise.
1511 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1513 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1514 Don't add cost of inner memory when handling sign-extended loads.
1516 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1518 PR rtl-optimization/71148
1519 * cse.c (cse_main): Free dominance info.
1520 (rest_of_handle_cse): Don't free dominance info.
1521 (rest_of_handle_cse2): Likewise.
1522 (rest_of_handle_cse_after_global_opts): Likewise.
1524 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1527 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1528 NULL_TREE early if NEON is not available. Remove now redundant check
1529 in ARM_CHECK_BUILTIN_MODE.
1531 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1534 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1535 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1536 * doc/cpp.texi: Document new macros.
1538 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1540 PR tree-optimization/69848
1541 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1542 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1544 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1546 * function.c (thread_prologue_and_epilogue_insn): Move the
1547 "goto epilogue_done" one block later.
1549 2016-05-19 Richard Biener <rguenther@suse.de>
1551 PR tree-optimization/70729
1552 * passes.def: Move LIM pass before PRE. Remove no longer
1553 required copyprop and move first DCE out of the loop pipeline.
1555 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1558 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1559 (OBJS-libcommon-target): ...here.
1560 * opts-common.c: Include spellcheck.h.
1561 (cmdline_handle_error): Build a vec of valid options and use it
1562 to suggest provide hints for misspelled arguments.
1564 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1567 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1568 lhs if it has TREE_ADDRESSABLE type.
1570 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1573 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1574 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1576 2016-05-18 Martin Jambor <mjambor@suse.cz>
1579 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1580 input for NOP_EXPR pass-through functions.
1581 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1582 aggregate global constant VAR_DECLs in constant jump functions.
1584 2016-05-18 Martin Jambor <mjambor@suse.cz>
1587 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1588 from TREE_READONLY parameters.
1590 2016-05-18 Martin Jambor <mjambor@suse.cz>
1593 * cgraph.h (cgraph_indirect_call_info): New field
1594 guaranteed_unmodified.
1595 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1596 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1598 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1599 pass the parameter value to ipa_find_agg_cst_for_param.
1600 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1601 guaranteed_unmodified, store AA results there instead of bailing out
1603 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1604 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1605 (find_constructor_constant_at_offset): New function.
1606 (ipa_find_agg_cst_from_init): Likewise.
1607 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1608 static initializers of contants, report back through a new paameter
1609 from_global_constant if that was the case.
1610 (try_make_edge_direct_simple_call): Also pass parameter value to
1611 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1613 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1614 (ipa_read_indirect_edge_info): Likewise.
1615 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1616 (ipa_load_from_parm_agg): Likewise.
1618 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1620 PR rtl-optimization/71150
1621 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1624 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1627 * config/rs6000/constraints.md (wE constraint): New constraint
1628 for a vector constant that can be loaded with XXSPLTIB.
1629 (wM constraint): New constraint for a vector constant of a 1's.
1630 (wS constraint): New constraint for a vector constant that can be
1631 loaded with XXSPLTIB and a vector sign extend instruction.
1632 * config/rs6000/predicates.md (xxspltib_constant_split): New
1633 predicates for wE/wS constraints.
1634 (xxspltib_constant_nosplit): Likewise.
1635 (easy_vector_constant): Add support for constants that can be
1636 loaded via XXSPLTIB.
1637 (all_ones_constant): New predicate for vector constant with all
1639 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1640 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1641 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1642 instruction and possibly with a sign extension.
1643 (output_vec_const_move): Add support for XXSPLTIB. If we are
1644 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1645 instead of XXLXOR/XXLORC.
1646 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1648 (rs6000_legitimize_reload_address): Likewise.
1649 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1651 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1652 combine VSX_M and VSX_M2 into one iterator.
1654 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1655 (VSINT_842): Likewise.
1656 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1657 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1658 XXSPLTIB instruction.
1659 (xxspltib_<mode>_nosplit): Likewise.
1660 (xxspltib_<mode>_split): New insn to load up constants with
1661 XXSPLTIB and a sign extend instruction.
1662 (vsx_mov<mode>): Replace single move that handled all vector types
1663 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1664 moves (when -mvsx-timode is in effect) into the main vector
1665 moves. Eliminate separate moves for <VSr> <VSa>, where the
1666 preferred register class (<VSr>) is listed first, and the
1667 secondary register class (<VSa>) is listed second with a '?' to
1668 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1669 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1670 that if the register was involved in a slow operation, the
1671 clear/set operation does not wait for the slow operation to
1672 finish. Adjust the length attributes for 32-bit mode. Use
1673 rs6000_output_move_128bit and drop the use of the string
1674 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1675 spacing so that the alternatives and attributes don't generate
1676 long lines, and put things in columns, so that it is easier to
1677 match up the operands and attributes with the insn alternatives.
1678 (vsx_mov<mode>_64bit): Likewise.
1679 (vsx_mov<mode>_32bit): Likewise.
1680 (vsx_movti_64bit): Fold movti into normal vector moves.
1681 (vsx_movti_32bit): Likewise.
1682 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1684 (vsx_splat_v4si_internal): Likewise.
1685 (vsx_splat_v4sf_internal): Likewise.
1686 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1687 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1688 extend vector elements.
1689 (vsx_sign_extend_hi_<mode>): Likewise.
1690 (vsx_sign_extend_si_v2di): Likewise.
1691 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1693 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1694 constraints. Add trailing period to wL documentation.
1696 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1699 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1700 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1701 * tree-call-cdce.c: Include tree-dfa.h.
1702 (can_guard_call_p): New function, extracted from...
1703 (can_use_internal_fn): ...here.
1704 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1706 (shrink_wrap_one_built_in_call): Likewise.
1707 (use_internal_fn): Likewise.
1708 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1709 and return void. Call replace_abnormal_ssa_names.
1710 (pass_call_cdce::execute): Check can_guard_call_p during the
1711 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1712 will always change something.
1714 2016-05-18 Martin Jambor <mjambor@suse.cz>
1717 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1718 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1720 2016-05-18 Martin Jambor <mjambor@suse.cz>
1723 * ipa-inline.h (condition): New field size.
1724 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1725 for comaprison and store it into the new condition.
1726 (evaluate_conditions_for_known_args): Use condition size to check
1727 access sizes for all but CHANGED conditions.
1728 (unmodified_parm_1): New parameter size_p, store access size into it.
1729 (unmodified_parm): Likewise.
1730 (unmodified_parm_or_parm_agg_item): Likewise.
1731 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1732 (set_cond_stmt_execution_predicate): Extract access sizes and store
1734 (set_switch_stmt_execution_predicate): Likewise.
1735 (will_be_nonconstant_expr_predicate): Likewise.
1736 (will_be_nonconstant_predicate): Likewise.
1737 (inline_read_section): Stream condition size.
1738 (inline_write_summary): Likewise.
1740 2016-05-18 Richard Biener <rguenther@suse.de>
1742 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1743 condition cost to PHI cost instead of total_cost.
1745 2016-05-18 Martin Liska <mliska@suse.cz>
1748 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1751 2016-05-18 Richard Biener <rguenther@suse.de>
1753 * lto-streamer.h (LTO_major_version): Bump to 6.
1755 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1757 * function.c (make_split_prologue_seq, make_prologue_seq,
1758 make_epilogue_seq): New functions, factored out from...
1759 (thread_prologue_and_epilogue_insns): Here.
1761 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1763 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1764 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1765 of before. Add a comment.
1767 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1769 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1770 expression pointer, not pointer to the pointer.
1772 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1774 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1775 (avx2_pbroadcast<mode>): Add another alternative with v instead
1776 of x constraints in it, using <pbroadcast_evex_isa> isa.
1777 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1779 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1780 constraint x instead of v in second alternative, add avx512bw
1783 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1784 constraint x instead of v in second alternative, add avx512bw
1787 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1788 constraint x instead of v in second alternative, add avx512bw
1791 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1792 avx512bw alternative.
1794 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1796 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1798 (define_insn "*andnottf3"): Ditto.
1799 (define_insn "*<code><mode>3"/any_logic): Ditto.
1800 (define_insn "*<code>tf3"/any_logic): Ditto.
1801 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1802 operand to block AVX-512VL insn variant emit when it is not enabled.
1804 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1806 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1807 constraint fot SF mode.
1809 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1810 Kirill Yukhin <kirill.yukhin@intel.com>
1812 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1814 (define_insn "rsqrt14<mode>"): Ditto.
1815 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1816 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1817 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1818 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1819 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1821 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1822 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1823 * config/i386/i386.c (ix86_print_operand): Expand check for size
1824 override codes for Intel syntax.
1826 2016-05-18 Richard Biener <rguenther@suse.de>
1828 PR tree-optimization/71168
1829 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1830 initialization earlier.
1832 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1834 * config/aarch64/aarch64-simd.md
1835 (aarch64_reduc_plus_internal<mode>): Rename to...
1836 (reduc_plus_scal): ...This, and remove previous implementation.
1838 2016-05-18 Richard Biener <rguenther@suse.de>
1840 * passes.def: Put late dse and cd_dce in canonical order.
1842 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1844 * ipa-inline-transform.c (preserve_function_body_p): Look for
1845 first non-thunk clone.
1846 (save_function_body): Save into first non-thunk.
1847 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1849 (lto_output_node): Inline thunks don't need body in every
1851 * lto-streamer-in.c: Do not fixup thunk clones.
1852 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1854 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1857 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1860 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1861 (reassociate_bb): Call transform_add_to_multiply.
1863 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1865 * config/aarch64/aarch64.c (all_extensions): Removed unused
1868 2016-05-17 Nathan Sidwell <nathan@acm.org>
1870 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1871 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1873 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1875 PR tree-optimization/54579
1877 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1879 2016-05-17 Marek Polacek <polacek@redhat.com>
1882 * tree-inline.c (expand_call_inline): Call
1883 maybe_remove_unused_call_args.
1885 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1887 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1888 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1889 * doc/md.texi (fmin@var{m}3): Likewise.
1891 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1893 * match.pd (X & C): New transformation.
1895 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1897 * match.pd (~X & Y): New transformation.
1899 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1901 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1902 information for new SSA_NAME.
1903 (simplify_conversion_using_ranges): Get range through get_range_info
1904 instead of get_value_range.
1906 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1908 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1909 Remove inline assembly.
1910 (vmvn_s16): Likewise.
1911 (vmvn_s32): Likewise.
1912 (vmvn_u8): Likewise.
1913 (vmvn_u16): Likewise.
1914 (vmvn_u32): Likewise.
1915 (vmvnq_s8): Likewise.
1916 (vmvnq_s16): Likewise.
1917 (vmvnq_s32): Likewise.
1918 (vmvnq_u8): Likewise.
1919 (vmvnq_u16): Likewise.
1920 (vmvnq_u32): Likewise.
1921 (vmvn_p8): Likewise.
1922 (vmvnq_p16): Likewise.
1924 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1926 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1928 (vmul_n_s16): Likewise.
1929 (vmul_n_s32): Likewise.
1930 (vmul_n_u16): Likewise.
1931 (vmul_n_u32): Likewise.
1932 (vmulq_n_f32): Likewise.
1933 (vmulq_n_f64): Likewise.
1934 (vmulq_n_s16): Likewise.
1935 (vmulq_n_s32): Likewise.
1936 (vmulq_n_u16): Likewise.
1937 (vmulq_n_u32): Likewise.
1939 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1941 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1942 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1944 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1946 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1947 to *aarch64_fma4_elt_from_dup<mode>.
1948 (*aarch64_fnma4_elt_to_128df): Rename to
1949 *aarch64_fnma4_elt_from_dup<mode>.
1950 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1951 (vfms_n_f32): Likewise.
1952 (vfms_n_f64): Likewise.
1953 (vfmsq_n_f32): Likewise.
1954 (vfmsq_n_f64): Likewise.
1956 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1958 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1960 2016-05-17 Richard Biener <rguenther@suse.de>
1962 PR tree-optimization/71132
1963 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1964 Only add control dependences for blocks in the loop.
1965 (build_rdg): Adjust.
1966 (generate_code_for_partition): Return whether loop should
1967 be destroyed and delay that.
1968 (distribute_loop): Likewise.
1969 (pass_loop_distribution::execute): Record loops to be destroyed
1970 and perform delayed destroying of loops.
1972 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1975 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1977 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1979 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1981 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1984 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1985 insertion point for instructions generated by validize_mem.
1987 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1989 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1992 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1994 * config/aarch64/aarch64.c
1995 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1996 rather than a macro.
1998 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2000 * doc/invoke.texi (AArch64 Options): Various updates.
2002 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2004 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2005 into instrumentation thunks.
2006 * cif-code.def (CIF_CHKP): New.
2008 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2012 2016-05-16 Martin Jambor <mjambor@suse.cz>
2014 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2015 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2017 2016-05-16 Marek Polacek <polacek@redhat.com>
2019 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2022 2016-05-16 Martin Jambor <mjambor@suse.cz>
2025 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2026 the outlined kernel function.
2028 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2030 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2031 (ISA_HAS_DLSA): Ditto.
2033 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2035 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2037 2016-05-16 Nathan Sidwell <nathan@acm.org>
2039 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2040 (nvptx_name_replacement): Restore. Add comment.
2041 (write_fn_proto, write_fn_proto_from_insn,
2042 nvptx_output_call_insn): Restore
2043 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2045 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2047 * config/aarch64/aarch64.md
2048 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2049 (add<mode>3_compareC_imm): Likewise.
2050 (<optab>si3_uxtw): Split into register and immediate variants.
2051 (andsi3_compare0_uxtw): Likewise.
2052 (and<mode>3_compare0): Likewise.
2053 (and<mode>3nr_compare0): Likewise.
2054 (stack_protect_test_<mode>): Don't use %x for memory operands.
2056 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2058 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2060 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2062 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2063 Split integer shifts into shift_reg and bfm.
2064 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2065 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2066 (ror<mode>3_insn): Likewise.
2067 (<optab>si3_insn_uxtw): Likewise.
2068 (<optab><mode>3_insn): Change to rotate_imm.
2069 (extr<mode>5_insn_alt): Likewise.
2070 (extrsi5_insn_uxtw): Likewise.
2071 (extrsi5_insn_uxtw_alt): Likewise.
2073 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2075 * doc/tm.texi: Regenerate.
2076 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2077 (TARGET_INVALID_RETURN_TYPE): Remove.
2078 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2079 TARGET_INVALID_RETURN_TYPE.
2080 * target.def (invalid_parameter_type): Remove.
2081 (invalid_return_type): Remove.
2083 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2085 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2086 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2088 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2090 (preserve_function_body_p): No need to preserve function body
2091 * cif-codes.def (CIF_THUNK): Remove.
2092 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2094 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2096 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2098 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2100 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2103 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2105 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2106 (inline_small_functions): Do not look for function symbol when
2109 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2111 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2114 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2115 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2116 Jiong Wang <jiong.wang@arm.com>
2118 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2119 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2120 Define __ARM_FP16_ARGS when appropriate.
2121 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2123 (arm_invalid_return_type): Likewise.
2124 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2125 (TARGET_INVALID_RETURN_TYPE): Remove.
2126 (aapcs_vfp_sub_candidate): Allow HFmode.
2127 (aapcs_vfp_allocate): Add comment. Support HFmode.
2128 (aapcs_vfp_allocate_return_reg): Likewise.
2129 (struct aapcs_cp_arg_layout): Slightly reword comments for
2130 is_return_candidate and allocate_return_reg.
2131 (output_mov_vfp): Update assert.
2132 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2134 (arm_invalid_parameter_type): Remove.
2135 (amr_invalid_return_type): Remove.
2136 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2137 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2138 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2140 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2142 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2143 * config/aarch64/arch64-protos.h
2144 (aarch64_legitimize_reload_address): Remove.
2145 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2148 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2150 * configure.ac: Add ACX_NONCANONICAL_HOST.
2151 * configure: Regenerate.
2152 * Makefile.in: Set host_noncanonical.
2154 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.md (*movtf_internal): Before register allocation,
2158 do not allow FP constants for CM_MEDIUM memory model, allow only
2159 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2160 (*movxf_internal): Ditto.
2161 (*movdf_internal): Ditto.
2162 (*movsf_internal): Ditto.
2164 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2166 PR rtl-optimization/67483
2167 * combine.c (make_compound_operation): Don't call extract_left_shift
2168 with negative shift amounts.
2170 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2173 * fold-const.c (fold_checksum_tree): Allow modification
2174 of TYPE_ALIAS_SET during folding.
2176 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2177 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2178 (ix86_split_to_parts): Likewise. Fix up formatting.
2180 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2182 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2183 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2186 2016-05-13 Nathan Sidwell <nathan@acm.org>
2188 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2189 (nvptx_name_replacement): Delete.
2190 (write_fn_proto, write_fn_proto_from_insn,
2191 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2192 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2193 * langhooks.c (add_builtin_funcction_common): Call
2194 targetm.mangle_decl_assembler_name.
2196 * config/nvptx/nvptx.c (write_fn_proto): Handle
2197 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2199 2016-05-13 Martin Liska <mliska@suse.cz>
2201 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2202 and PRIu64 in printf format.
2204 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2206 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2209 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2211 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2212 Change --param max-completely-peeled-times to
2213 --param max-completely-peel-times in dump file printing.
2215 2016-05-13 Richard Biener <rguenther@suse.de>
2217 PR tree-optimization/42587
2218 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2219 (find_bswap_or_nop_1): Likewise.
2220 (bswap_replace): Likewise.
2222 2016-05-13 Martin Liska <mliska@suse.cz>
2224 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2225 Initialize a variable with default value.
2227 2016-05-13 Martin Liska <mliska@suse.cz>
2229 * doc/invoke.texi: Enhance explanation of error recovery
2232 2016-05-13 Martin Liska <mliska@suse.cz>
2234 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2235 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2236 (iv_inv_expr_ent *).
2237 (struct iv_inv_expr_ent): Comment struct fields.
2238 (sort_iv_inv_expr_ent): New function.
2239 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2240 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2241 a hash_map between iv_inv_expr_ent and number of usages.
2242 (niter_for_exit): Fix coding style.
2243 (tree_ssa_iv_optimize_init): Use renamed variable.
2244 (determine_base_object): Fix coding style.
2245 (alloc_iv): Likewise.
2246 (find_interesting_uses_outside): Likewise.
2247 (add_candidate_1): Likewise.
2248 (add_standard_iv_candidates): Likewise.
2249 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2250 (prepare_decl_rtl): Fix coding style.
2251 (get_address_cost): Likewise.
2252 (get_shiftadd_cost): Likewise.
2253 (force_expr_to_var_cost): Likewise.
2254 (compare_aff_trees): Likewise.
2255 (get_expr_id): Restructure the function.
2256 (get_loop_invariant_expr_id): Renamed to
2257 get_loop_invariant_expr.
2258 (get_computation_cost_at): Replace usage of inv_expr_id with
2260 (get_computation_cost): Likewise.
2261 (determine_group_iv_cost_generic): Likewise.
2262 (determine_group_iv_cost_address): Likewise.
2263 (iv_period): Fix coding style.
2264 (iv_elimination_compare_lt): Likewise.
2265 (may_eliminate_iv): Likewise.
2266 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2268 (determine_group_iv_costs): Dump invariant expressions.
2269 (iv_ca_recount_cost): Use the newly added hash_map.
2270 (iv_ca_set_remove_invariants): Fix coding style.
2271 (iv_ca_set_add_invariants): Fix coding style.
2272 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2274 (iv_ca_set_cp): Likewise.
2275 (iv_ca_new): Initialize the newly added hash_map and remove
2276 initialization of fields.
2277 (iv_ca_free): Delete the hash_map.
2278 (iv_ca_dump): Dump invariant expressions.
2279 (iv_ca_extend): Fix coding style.
2280 (try_add_cand_for): Likewise.
2281 (create_new_ivs): Dump information about # of avg iterations and
2282 # of used invariant expressions.
2283 (rewrite_use_compare): Fix coding style.
2284 (free_loop_data): Set default value for max_inv_expr_id.
2286 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2288 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2289 returned value cse_cfg_altered computation.
2290 (rest_of_handle_cse2): Likewise.
2291 (rest_of_handle_cse_after_global_opts): Likewise.
2293 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2296 * config/arm/arm.c (arm32_output_mi_thunk): New.
2297 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2298 to split Thumb1 vs TARGET_32BIT functionality.
2299 (arm_thumb1_mi_thunk): New.
2301 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2303 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2306 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2311 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2313 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2314 (expand_builtin_trap): Emit a regular call.
2315 (set_builtin_user_assembler_name): Remove obsolete cases.
2316 * dse.c (scan_insn): Adjust.
2317 * except.c: Include calls.h.
2318 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2319 emit a regular call to setjmp.
2320 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2321 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2322 (emit_block_move_via_libcall): Delete.
2323 (block_move_fn): Delete.
2324 (init_block_move_fn): Likewise.
2325 (emit_block_move_libcall_fn): Likewise.
2326 (emit_block_op_via_libcall): New function.
2327 (set_storage_via_libcall): Tidy up and use memset builtin.
2328 (block_clear_fn): Delete.
2329 (init_block_clear_fn): Likewise.
2330 (clear_storage_libcall_fn): Likewise.
2331 (expand_assignment): Call emit_block_move_via_libcall.
2332 Do not include gt-expr.h.
2333 * expr.h (emit_block_op_via_libcall): Declare.
2334 (emit_block_copy_via_libcall): New inline function.
2335 (emit_block_move_via_libcall): Likewise.
2336 (emit_block_comp_via_libcall): Likewise.
2337 (block_clear_fn): Delete.
2338 (init_block_move_fn): Likewise.
2339 (init_block_clear_fn): Likewise.
2340 (emit_block_move_via_libcall): Likewise.
2341 (set_storage_via_libcall): Add default parameter value.
2342 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2343 (abort_libfunc): Delete.
2344 (memcpy_libfunc): Likewise.
2345 (memmove_libfunc): Likewise.
2346 (memcmp_libfunc): Likewise.
2347 (memset_libfunc): Likewise.
2348 (setbits_libfunc): Likewise.
2349 (setjmp_libfunc): Likewise.
2350 (longjmp_libfunc): Likewise.
2351 (profile_function_entry_libfunc): Likewise.
2352 (profile_function_exit_libfunc): Likewise.
2353 (gcov_flush_libfunc): Likewise.
2354 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2355 and DECL_VISIBILITY on the declaration.
2356 (init_optabs): Do not initialize obsolete libfuncs.
2357 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2358 * tree-core.h (ECF_RET1): Define.
2359 (ECF_TM_PURE): Adjust.
2360 (ECF_TM_BUILTIN): Likewise.
2361 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2362 (build_common_builtin_nodes): Initialize abort builtin.
2363 Add ECF_RET1 on memcpy, memmove and memset builtins.
2364 Pass final flags for alloca and alloca_with_align builtins.
2365 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2367 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2368 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2369 set_storage_via_libcall and call emit_block_copy_via_libcall.
2371 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2374 DImode before it is passed to ix86_output_call_operand.
2375 (*call_value_got_x32): Ditto for operand 1.
2377 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2379 PR rtl-optimization/70904
2380 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2381 reload for wide mode.
2383 2016-05-12 Marek Polacek <polacek@redhat.com>
2386 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2387 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2388 * langhooks.h (incomplete_type_error): Likewise.
2389 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2390 parameter, pass it down to incomplete_type_error.
2391 * tree.h (size_in_bytes): New inline overload.
2392 (size_in_bytes_loc): Renamed from size_in_bytes.
2394 2016-05-12 Richard Biener <rguenther@suse.de>
2396 PR tree-optimization/71059
2397 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2398 nary before looking up or entering the expression into the VN
2400 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2401 Make sure to re-use NARYs without result as inserted by
2404 2016-05-12 Richard Biener <rguenther@suse.de>
2406 PR tree-optimization/71062
2407 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2409 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2410 vars_contains_restrict if the var is a restrict tag.
2411 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2412 do not disambiguate pointers against it.
2413 (dump_points_to_solution): Re-structure and adjust for new
2414 vars_contains_restrict flag.
2415 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2417 2016-05-12 Martin Liska <mliska@suse.cz>
2419 * doc/invoke.texi: Explain connection between
2420 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2422 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2424 PR tree-optimization/71006
2425 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2426 consider COND_EXPR as a mask producer.
2428 2016-05-12 Marek Polacek <polacek@redhat.com>
2431 * opts.c (common_handle_option): Detect missing argument for --help^.
2433 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2436 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2437 when popping the PC and within an interrupt handler routine.
2438 Add missing tab to output of "ldmfd".
2439 (output_return_instruction): Output LDMFD with SP update rather
2440 than POP when returning from interrupt handler.
2442 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2444 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2445 TARGET_64BIT && TARGET_AVX512DQ.
2446 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2447 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2448 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2449 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2450 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2451 (*vec_extractv4si_zext): Add avx512dq alternative.
2452 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2453 use v instead of x constraint in other alternatives where possible.
2455 * config/i386/sse.md (sse2_loadld): Use v instead of x
2456 constraint in alternatives 0,1,4.
2458 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2459 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2460 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2463 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2464 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2465 is not emitted unless TARGET_AVX512BW.
2466 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2467 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2468 for the result operand.
2470 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2471 constraint instead of x in avx alternatives. Use maybe_evex instead
2474 * config/i386/constraints.md (Yv): New constraint.
2475 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2476 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2477 * config/i386/i386.md (avx512fvecmode): New mode attr.
2478 (*pushtf): Use v constraint instead of x.
2479 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2480 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2481 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2482 (*absnegtf2_sse): Likewise.
2483 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2484 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2485 avx512f alternatives.
2486 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2488 2016-05-12 Richard Biener <rguenther@suse.de>
2490 PR tree-optimization/71060
2491 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2492 require exact match of DR_BASE_OBJECT but only matching address and
2495 2016-05-12 Richard Biener <rguenther@suse.de>
2497 PR tree-optimization/70986
2498 * cfganal.c: Include cfgloop.h.
2499 (dfs_find_deadend): Prefer to take edges exiting loops.
2501 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2503 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2504 compile and run time.
2506 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2509 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2511 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2513 * config/i386/i386.c (legitimize_pic_address): Use
2514 copy_to_suggested_reg instead of gen_movsi.
2516 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2518 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2519 the code into quad_address_p and call it to share code with
2520 vsx_quad_dform_memory_operand.
2521 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2523 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2524 bit instead of being a separate word. Split -mpower9-dform into
2525 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2526 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2527 for the register class supporting 128-bit quad word memory offsets.
2528 (mode_supports_vsx_dform_quad): Helper function to return if the
2529 register class uses quad word memory offsets.
2530 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2531 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2532 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2533 instructions are enabled, set up the appropriate addr_masks for
2535 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2536 -mpower9-dform-scalar, instead of -mpower9-dform.
2537 (rs6000_option_override_internal): Split -mpower9-dform into two
2538 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2539 -mpower9-dform switch sets or clears both. If we are not using
2540 the LRA register allocator, do not enable -mpower9-dform-vector by
2541 default. If we are using LRA, enable -mpower9-dform-vector and
2542 -mvsx-timode if it is appropriate. Issue a warning if either
2543 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2545 (quad_address_offset_p): New helper function to return if the
2546 offset is legal for quad word memory instructions.
2547 (quad_address_p): New function to determin if GPR or vector
2548 register quad word memory addresses are legal.
2549 (mem_operand_gpr): Validate quad word address offsets.
2550 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2551 d-form (register + offset) instructions.
2552 (offsettable_ok_by_alignment): Likewise.
2553 (rs6000_legitimate_offset_address_p): Likewise.
2554 (legitimate_lo_sum_address_p): Likewise.
2555 (rs6000_legitimize_address): Likewise.
2556 (rs6000_legitimize_reload_address): Add more debug statements for
2558 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2559 d-form instructions.
2560 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2561 d-form instructions. Distinguish different cases in debug
2562 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2563 d-form instructions.
2564 (rs6000_preferred_reload_class): Likewise.
2565 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2566 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2567 of the ISA 2.06 indexed memory instructions.
2568 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2569 use them to save/restore the saved vector registers instead of
2570 using Altivec instructions.
2571 (rs6000_emit_epilogue): Likewise.
2572 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2573 (rs6000_opt_masks): Split -mpower9-dform into
2574 -mpower9-dform-scalar and -mpower9-dform-vector.
2575 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2577 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2578 ISA 3.0 vector indexed memory instructions, and fold the code into
2579 the normal mov<mode> patterns.
2580 (p9_vecstore_<mode>): Likewise.
2581 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2583 (vsx_movti_64bit): Likewise.
2584 (vsx_movti_32bit): Likewise.
2585 * config/rs6000/constraints.md (wO constraint): New constraint for
2586 ISA 3.0 vector d-form support.
2587 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2588 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2589 include -mpower9-dform-vector until we switch over to LRA.
2590 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2591 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2592 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2593 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2594 for -mpower9-dform and -mlra.
2595 * doc/md.texi (wO constraint): Document wO constraint.
2597 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2599 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2600 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2601 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2602 Move handling of non-insn arguments inline into the sole user:
2603 (output_trans_func): ...here.
2604 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2605 in emitted function prototype.
2606 (output_internal_insn_latency_func): Ditto. Simplify.
2607 (output_internal_maximal_insn_latency_func): Ditto. Delete
2608 always-unused argument.
2609 (output_insn_latency_func): Ditto.
2610 (output_maximal_insn_latency_func): Ditto.
2612 2016-05-11 Richard Biener <rguenther@suse.de>
2614 PR tree-optimization/71055
2615 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2616 sth with precision not equal to access size verify we don't chop
2619 2016-05-11 Richard Biener <rguenther@suse.de>
2622 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2623 (dwarf2out_finish): Move retry_incomplete_types call ...
2624 (dwarf2out_early_finish): ... here.
2626 2016-05-11 Richard Biener <rguenther@suse.de>
2629 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2630 if the langhook insists on it.
2631 * fold-const.c (make_bit_field_ref): Add arg for the original
2632 reference and preserve its alias-set.
2633 (decode_field_reference): Take exp by reference and adjust it
2634 to the original memory reference.
2635 (optimize_bit_field_compare): Adjust callers.
2636 (fold_truth_andor_1): Likewise.
2637 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2639 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2642 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2643 * cfgrtl.c (delete_insn_and_edges): Likewise.
2644 * config/i386/i386.c (convert_scalars_to_vector): Remove
2646 * cse.c (cse_insn): Compute cse_cfg_altered.
2647 (delete_trivially_dead_insns): Likewise.
2648 (cse_cc_succs): Likewise.
2649 (rest_of_handle_cse): Free dominance info if required.
2650 (rest_of_handle_cse2): Likewise.
2651 (rest_of_handle_cse_after_global_opts): Likewise.
2653 2016-05-11 Alan Modra <amodra@gmail.com>
2655 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2656 abi_v4_pass_in_fpr): New functions.
2657 (rs6000_function_arg_boundary): Exclude complex IBM long double
2658 from 64-bit alignment when ABI_V4.
2659 (rs6000_function_arg, rs6000_function_arg_advance_1,
2660 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2662 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2664 PR rtl-optimization/71028
2665 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2666 jump with just a return in the fallthrough block if the branch
2667 block contains just a return as well.
2669 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2671 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2672 * match.pd ((X & Y) ^ Y): ... this.
2673 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2674 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2676 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2678 * read-md.c (require_char_ws): New function.
2679 (read_string): Simplify using require_char_ws.
2680 (handle_constants): Likewise.
2681 (handle_enum): Likewise.
2682 (handle_file): Likewise.
2683 * read-md.h (require_char_ws): New declaration.
2684 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2685 (read_mapping): Likewise.
2686 (read_rtx_code): Likewise.
2687 (read_nested_rtx): Likewise.
2689 2016-05-10 James Norris <jnorris@codesourcery.com>
2691 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2692 if offloading is enabled and -fopenacc or -fopenmp is specified.
2693 (CRTOFFLOADEND): Likewise.
2694 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2695 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2697 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2700 gotoff_operand code paths. Use copy_to_suggested_regs and
2701 expand_simple_binop where appropriate. Cleanup.
2703 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2706 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2708 (dimode_scalar_chain::vector_const_cost): New.
2709 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2710 (dimode_scalar_chain::convert_op): Likewise.
2711 (dimode_scalar_chain::convert_insn): Likewise.
2713 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2715 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2716 unary operation, not a binary one.
2718 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2721 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2722 calls with type casted fndecl.
2724 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2726 PR tree-optimization/70786
2727 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2728 * calls.c (initialize_argument_information): Bind bounds
2729 with corresponding args passed by reference.
2731 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2734 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2735 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2736 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2739 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2742 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2743 code for a zero scale factor.
2744 (vsx_xvcvdpuxds_scale): Likewise.
2746 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2748 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2749 if show_ruler_p was set on the context.
2750 (layout::show_ruler): New method.
2751 * diagnostic.h (struct diagnostic_context): Add field
2754 2016-05-10 Richard Biener <rguenther@suse.de>
2756 PR tree-optimization/71039
2757 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2758 (chk_uses): New function.
2759 (propagate_with_phi): Verify we can safely replicate the lhs of an
2760 aggregate assignment on all incoming edges.
2762 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2764 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2766 (rx_atomic_sequence): New class.
2767 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2768 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2770 (rx_atomic_sequence::rx_atomic_sequence,
2771 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2772 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2773 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2774 CTRLREG_INTB): New constants.
2775 (FETCHOP): New code iterator.
2776 (fethcop_name, fetchop_name2): New iterator code attributes.
2777 (QIHI): New mode iterator.
2778 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2779 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2780 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2782 2016-05-10 Martin Liska <mliska@suse.cz>
2784 * tree-inline.c (remap_dependence_clique): Do not remap
2785 debugging statements.
2787 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2789 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2790 ("*fixuns_truncdfdi2_z13")
2791 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2792 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2793 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2795 2016-05-10 Richard Biener <rguenther@suse.de>
2797 PR tree-optimization/70497
2798 PR tree-optimization/28367
2799 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2801 (visit_reference_op_load): ... here.
2802 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2803 with simplified BIT_FIELD_REFs.
2804 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2805 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2808 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2810 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2811 documentation comment. For BLOCK nodes, add a
2812 DW_AT_abstract_origin attribute that points to the DIE generated
2813 for the origin BLOCK.
2814 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2815 blocks from inlined functions.
2817 2016-05-10 Alan Modra <amodra@gmail.com>
2820 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2821 regrename modifying insns saving lr before __morestack call.
2822 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2823 insns restoring lr after __morestack call.
2825 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2827 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2828 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2830 * config/i386/sse.md (vec_interleave_high<mode>,
2831 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2832 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2834 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2836 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2837 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2838 parallel reassociation for power8 and forward.
2840 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2842 * config/i386/i386.md (absneg splitters with general regs): Use
2843 general_reg_operand predicate.
2844 (btsq peephole2): Use x86_64_immediate_operand to check if new
2845 value is suitable for immediate operand. Generate emitted insn
2846 using RTL expressions.
2847 (btcq peephole2): Ditto.
2848 (btrq peephole2): Ditto. Generate correct immediate operand
2851 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2853 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2856 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2858 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2859 pointer dereference.
2861 2016-05-09 Richard Biener <rguenther@suse.de>
2863 PR tree-optimization/70985
2864 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2865 op0 isn't a gimple register.
2867 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2869 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2870 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2871 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2872 (i6400_fpu_mult): New cpu units.
2873 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2874 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2875 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2876 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2877 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2878 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2879 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2880 (i6400_msa_long_float4, i6400_msa_long_float5)
2881 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2882 (i6400_msa_fdiv_sf): New reservations.
2883 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2884 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2885 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2886 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2887 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2888 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2889 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2890 (msa_short_store4, msa_long_load, msa_short_store)
2891 (msa_long_logic, msa_long_float2, msa_long_float4)
2892 (msa_long_float5, msa_long_float8, msa_long_mult)
2893 (msa_long_fdiv, msa_long_div): New reservations.
2895 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2896 Sameera Deshpande <sameera.deshpande@imgtec.com>
2897 Matthew Fortune <matthew.fortune@imgtec.com>
2898 Graham Stott <graham.stott@imgtec.com>
2899 Chao-ying Fu <chao-ying.fu@imgtec.com>
2901 * config.gcc: Add MSA header file for mips*-*-* target.
2902 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2903 (Ubv8i, Urv8): New constraints.
2904 * config/mips/mips-ftypes.def: Add function types for MSA
2906 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2907 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2908 * config/mips/mips-msa.md: New file.
2909 * config/mips/mips-protos.h
2910 (mips_split_128bit_const_insns): New prototype.
2911 (mips_msa_idiv_insns): Likewise.
2912 (mips_split_128bit_move): Likewise.
2913 (mips_split_128bit_move_p): Likewise.
2914 (mips_split_msa_copy_d): Likewise.
2915 (mips_split_msa_insert_d): Likewise.
2916 (mips_split_msa_fill_d): Likewise.
2917 (mips_expand_msa_branch): Likewise.
2918 (mips_const_vector_same_val_p): Likewise.
2919 (mips_const_vector_same_bytes_p): Likewise.
2920 (mips_const_vector_same_int_p): Likewise.
2921 (mips_const_vector_shuffle_set_p): Likewise.
2922 (mips_const_vector_bitimm_set_p): Likewise.
2923 (mips_const_vector_bitimm_clr_p): Likewise.
2924 (mips_msa_vec_parallel_const_half): Likewise.
2925 (mips_msa_output_division): Likewise.
2926 (mips_ldst_scaled_shift): Likewise.
2927 (mips_expand_vec_cond_expr): Likewise.
2928 * config/mips/mips.c (enum mips_builtin_type): Add
2929 MIPS_BUILTIN_MSA_TEST_BRANCH.
2930 (mips_gen_const_int_vector_shuffle): New prototype.
2931 (mips_const_vector_bitimm_set_p): New function.
2932 (mips_const_vector_bitimm_clr_p): Likewise.
2933 (mips_const_vector_same_val_p): Likewise.
2934 (mips_const_vector_same_bytes_p): Likewise.
2935 (mips_const_vector_same_int_p): Likewise.
2936 (mips_const_vector_shuffle_set_p): Likewise.
2937 (mips_symbol_insns): Forbid loading symbols via immediate for
2939 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2941 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2943 (mips_lx_address_p): Add support load indexed address for MSA.
2944 (mips_address_insns): Add calculation of instructions needed for
2945 stores and loads for MSA.
2946 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2947 CONST_VECTOR for MSA and let it fall through.
2948 (mips_ldst_scaled_shift): New function.
2949 (mips_subword_at_byte): Likewise.
2950 (mips_msa_idiv_insns): Likewise.
2951 (mips_legitimize_move): Validate MSA moves.
2952 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2953 calculation of costs for MSA division.
2954 (mips_split_move_p): Check if MSA moves need splitting.
2955 (mips_split_move): Split MSA moves if necessary.
2956 (mips_split_128bit_move_p): New function.
2957 (mips_split_128bit_move): Likewise.
2958 (mips_split_msa_copy_d): Likewise.
2959 (mips_split_msa_insert_d): Likewise.
2960 (mips_split_msa_fill_d): Likewise.
2961 (mips_output_move): Handle MSA moves.
2962 (mips_expand_msa_branch): New function.
2963 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2964 Reinstate 'y' modifier.
2965 (mips_file_start): Add MSA .gnu_attribute.
2966 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2968 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2969 (mips_class_max_nregs): Add register size for MSA supported mode.
2970 (mips_cannot_change_mode_class): Allow conversion between MSA
2971 vector modes and TImode.
2972 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2974 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2975 (mips_preferred_simd_mode): Add preffered modes for MSA.
2976 (mips_vector_mode_supported_p): Add MSA supported modes.
2977 (mips_autovectorize_vector_sizes): New function.
2978 (mips_msa_output_division): Likewise.
2979 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2980 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2981 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2982 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2983 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2984 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2985 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2986 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2987 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2988 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2989 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2990 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2991 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2992 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2993 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2994 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2995 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2996 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2997 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2998 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2999 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3000 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3001 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3002 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3003 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3004 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3005 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3006 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3007 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3008 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3009 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3010 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3011 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3012 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3013 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3014 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3015 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3016 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3017 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3018 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3019 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3020 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3021 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3022 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3023 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3024 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3025 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3026 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3027 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3028 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3029 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3030 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3031 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3032 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3033 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3034 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3035 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3036 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3037 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3038 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3039 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3040 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3041 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3042 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3043 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3044 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3045 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3046 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3047 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3048 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3049 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3050 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3051 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3052 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3053 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3054 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3055 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3056 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3057 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3058 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3059 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3060 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3061 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3062 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3063 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3064 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3065 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3066 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3067 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3068 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3069 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3070 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3071 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3072 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3073 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3074 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3075 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3076 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3077 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3078 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3079 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3080 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3081 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3082 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3083 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3084 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3085 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3086 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3087 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3088 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3089 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3090 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3091 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3092 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3093 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3094 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3095 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3096 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3097 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3098 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3099 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3100 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3101 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3102 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3103 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3104 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3105 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3106 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3107 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3108 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3109 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3110 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3111 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3112 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3113 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3114 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3115 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3116 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3117 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3118 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3119 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3120 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3121 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3122 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3123 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3124 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3125 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3126 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3127 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3128 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3129 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3131 (mips_get_builtin_decl_index): New array.
3132 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3133 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3134 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3135 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3136 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3138 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3140 (mips_expand_builtin_insn): Prepare operands for
3141 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3142 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3143 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3144 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3145 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3146 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3147 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3148 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3149 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3150 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3151 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3152 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3153 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3154 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3155 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3156 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3157 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3158 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3159 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3160 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3161 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3162 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3163 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3164 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3165 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3166 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3167 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3168 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3169 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3170 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3171 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3172 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3173 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3174 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3175 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3176 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3177 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3178 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3179 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3180 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3181 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3182 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3183 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3184 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3185 These are set implicitly and an error is reported if overridden.
3186 (mips_expand_builtin_msa_test_branch): New function.
3187 (mips_expand_msa_shuffle): Likewise.
3188 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3189 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3190 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3191 (mips_expand_vec_unpack): Add support for MSA.
3192 (mips_expand_vector_init): Likewise.
3193 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3194 instead of const0_rtx.
3195 (mips_msa_vec_parallel_const_half): New function.
3196 (mips_gen_const_int_vector): Likewise.
3197 (mips_gen_const_int_vector_shuffle): Likewise.
3198 (mips_expand_msa_cmp): Likewise.
3199 (mips_expand_vec_cond_expr): Likewise.
3200 * config/mips/mips.h
3201 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3202 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3204 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3205 (ISA_HAS_MSA): New macro.
3206 (UNITS_PER_MSA_REG): Likewise.
3207 (BITS_PER_MSA_REG): Likewise.
3208 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3209 (MSA_REG_FIRST): New macro.
3210 (MSA_REG_LAST): Likewise.
3211 (MSA_REG_NUM): Likewise.
3212 (MSA_REG_P): Likewise.
3213 (MSA_REG_RTX_P): Likewise.
3214 (MSA_SUPPORTED_MODE_P): Likewise.
3215 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3216 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3217 * config/mips/mips.md: Include mips-msa.md.
3218 (alu_type): Add simd_add.
3219 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3220 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3221 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3222 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3223 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3224 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3225 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3226 simd_move, simd_load, simd_store. Choose "multi" for moves
3228 (qword_mode): New attribute.
3229 (insn_count): Add instruction count for quad moves.
3230 Increase the count for MIPS SIMD division.
3231 (UNITMODE): Add UNITMODEs for vector types.
3232 (addsub): New code iterator.
3233 * config/mips/mips.opt (mmsa): New option.
3234 * config/mips/msa.h: New file.
3235 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3237 * config/mips/mti-linux.h: Likewise.
3238 * config/mips/predicates.md
3239 (const_msa_branch_operand): New constraint.
3240 (const_uimm3_operand): Likewise.
3241 (const_uimm4_operand): Likewise.
3242 (const_uimm5_operand): Likewise.
3243 (const_uimm8_operand): Likewise.
3244 (const_imm5_operand): Likewise.
3245 (aq10b_operand): Likewise.
3246 (aq10h_operand): Likewise.
3247 (aq10w_operand): Likewise.
3248 (aq10d_operand): Likewise.
3249 (const_m1_operand): Likewise.
3250 (reg_or_m1_operand): Likewise.
3251 (const_exp_2_operand): Likewise.
3252 (const_exp_4_operand): Likewise.
3253 (const_exp_8_operand): Likewise.
3254 (const_exp_16_operand): Likewise.
3255 (const_vector_same_val_operand): Likewise.
3256 (const_vector_same_simm5_operand): Likewise.
3257 (const_vector_same_uimm5_operand): Likewise.
3258 (const_vector_same_uimm6_operand): Likewise.
3259 (const_vector_same_uimm8_operand): Likewise.
3260 (par_const_vector_shf_set_operand): Likewise.
3261 (reg_or_vector_same_val_operand): Likewise.
3262 (reg_or_vector_same_simm5_operand): Likewise.
3263 (reg_or_vector_same_uimm6_operand): Likewise.
3264 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3266 * doc/invoke.texi (-mmsa): Document new option.
3268 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3270 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3271 * configure: Regenerate.
3272 * config.in: Regenerate.
3273 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3275 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3276 (ENDFILE_VTV_SPEC): Define.
3278 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3280 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3281 registers in all interrupt handlers if necessary.
3282 (rl78_option_override): Add warning.
3283 (MUST_SAVE_MDUC_REGISTERS): New macro.
3284 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3285 * config/rl78/rl78.c (check_mduc_usage): New function.
3286 (mduc_regs): New structure to hold MDUC register data.
3287 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3288 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3289 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3290 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3291 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3292 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3294 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3296 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3297 (tree-ssa-loop-niter.h): Ditto.
3298 (idx_within_array_bound, ref_within_array_bound): New functions.
3299 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3300 Factor out check on writable base object to ...
3301 (base_object_writable): ... here.
3303 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3305 * config/arm/arm.md (probe_stack): Add modes to set source
3308 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3310 * regrename.c (base_reg_class_for_rename): New static function.
3311 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3313 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3315 * cgraph.c (thunk_adjust): Export.
3316 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3317 * cgraphunit.c (thunk_adjust): Export.
3318 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3320 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3322 * tree-inline.c (expand_call_inline): Expand thunks inline.
3324 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3328 (*sse2_vd_cvtss2sd): Ditto.
3329 * config/i386/i386.md
3330 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3331 Generate *sse2_vd_cvtsd2ss pattern.
3332 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3333 Generate *sse2_vd_cvtss2sd pattern.
3335 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3337 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3338 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3341 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3343 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3344 * config/sh/sh.c: Define and declare variables on first use throughout
3346 (current_function_interrupt): Change to bool type.
3347 (frame_insn): Rename to emit_frame_insn and update users.
3348 (push_regs): Use bool for 'interrupt_handler' argument.
3349 (save_schedule_s): Remove.
3350 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3351 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3352 targetm.asm_out.unaligned_op.di.
3353 (gen_far_branch): Remove redundant forward declaration.
3354 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3355 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3356 (sh_set_return_address, sh_function_ok_for_sibcall,
3357 scavenge_reg): Update comments.
3358 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3359 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3360 (sh_attr_renesas_p): Remove unnecessary parentheses.
3361 (branch_dest): Simplify.
3362 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3363 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3364 (CUMULATIVE_ARGS): Change macro to typedef.
3365 (current_function_interrupt): Change to bool type.
3366 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3367 Surround with __cplusplus ifdef.
3368 (sh_compare_op0, sh_compare_op1): Remove.
3369 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3371 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3373 * config/arm/arm.md: (arch): Add neon.
3374 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3375 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3376 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3377 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3378 attributes for alt renumbering. Mark alt 3 as non-predicable.
3379 (thumb2_movdf_vfp): Likewise.
3381 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3383 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3384 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3385 (*andqi_1): Add preferred_for_speed attribute to disparage
3386 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3387 (*<code>qi_1): Ditto.
3388 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3389 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3390 (*ashlqi3_1): Ditto.
3391 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3392 Add preferred_for_size attribute to disparage alternative 0 and
3393 preferred_for_speed attribute to disparage alternative 1 for
3394 TARGET_PARTIAL_REG_STALL targets.
3396 2016-05-07 Tom de Vries <tom@codesourcery.com>
3398 PR tree-optimization/70956
3399 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3402 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3404 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3405 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3406 * config/sh/sh.md (branch_zero): Remove define_attr.
3407 (define_delay): Disable delay slot if branch distance is one insn.
3409 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3411 * config/i386/i386.md (LEAMODE): New mode attribute.
3412 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3413 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3414 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3415 operand 2 predicate.
3416 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3417 (*lea<mode>_general_3): Ditto.
3418 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3420 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3422 * genmddump.c (main): Convert argv from char ** to const char **.
3424 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3426 * coretypes.h (OVERRIDE): New macro.
3429 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3431 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3432 allow coalescing if the types are compatible.
3434 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3436 * pass_manager.h (pass_manager::register_pass_name): New method.
3437 (pass_manager::get_pass_by_name): New method.
3438 (pass_manager::create_pass_tab): New method.
3439 (pass_manager::m_name_to_pass_map): New field.
3440 * passes.c (name_to_pass_map): Delete global in favor of field
3441 "m_name_to_pass_map" of pass_manager.
3442 (register_pass_name): Rename from a function to...
3443 (pass_manager::register_pass_name): ...this method, updating
3444 for renaming of global "name_to_pass_map" to field
3445 "m_name_to_pass_map".
3446 (create_pass_tab): Rename from a function to...
3447 (pass_manager::create_pass_tab): ...this method, updating
3448 for renaming of global "name_to_pass_map" to field.
3449 (get_pass_by_name): Rename from a function to...
3450 (pass_manager::get_pass_by_name): ...this method.
3451 (enable_disable_pass): Convert use of get_pass_by_name to
3452 a method call, locating the pass_manager singleton.
3454 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3456 * genattr-common.c (main): Convert argv from char ** to const char **.
3457 * genattr.c (main): Likewise.
3458 * genattrtab.c (main): Likewise.
3459 * genautomata.c (initiate_automaton_gen): Likewise.
3461 * gencodes.c (main): Likewise.
3462 * genconditions.c (main): Likewise.
3463 * genconfig.c (main): Likewise.
3464 * genconstants.c (main): Likewise.
3465 * genemit.c (main): Likewise.
3466 * genenums.c (main): Likewise.
3467 * genextract.c (main): Likewise.
3468 * genflags.c (main): Likewise.
3469 * genmddeps.c (main): Likewise.
3470 * genopinit.c (main): Likewise.
3471 * genoutput.c (main): Likewise.
3472 * genpeep.c (main): Likewise.
3473 * genpreds.c (main): Likewise.
3474 * genrecog.c (main): Likewise.
3475 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3476 (init_rtx_reader_args): Likewise.
3477 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3478 (init_rtx_reader_args): Likewise.
3479 * gentarget-def.c (main): Likewise.
3480 * read-md.c (read_md_files): Likewise.
3481 * read-md.h (read_md_files): Likewise.
3483 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3485 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3486 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3487 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3488 Remove unused predicate.
3489 (register_and_not_fp_reg_operand): Ditto.
3491 2016-05-06 Martin Liska <mliska@suse.cz>
3493 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3494 instead of vec as the vector is local to the function.
3496 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3498 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3499 avx512bw alternative.
3501 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3502 before the ashr<mode>3 pattern.
3504 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3505 v instead of x in vex or maybe_vex alternatives, use
3506 maybe_evex instead of vex in prefix.
3508 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3509 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3510 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3511 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3514 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3515 v instead of x in vex or maybe_vex alternatives, use
3516 maybe_evex instead of vex in prefix.
3518 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3519 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3520 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3521 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3522 alternatives, use maybe_evex instead of vex in prefix.
3524 * config/i386/sse.md (vec_interleave_lowv4sf,
3525 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3526 v instead of x in vex or maybe_vex alternatives, use
3527 maybe_evex instead of vex in prefix.
3529 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3530 v instead of x in vex or maybe_vex alternatives, use
3531 maybe_evex instead of vex in prefix.
3533 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3534 v constraint instead of x.
3536 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3538 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3539 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3542 2016-05-06 Richard Biener <rguenther@suse.de>
3544 PR tree-optimization/70948
3545 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3546 Properly clobber all fields of va_list for __builtin_va_start.
3548 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3551 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3552 loop latch destination.
3554 2016-05-06 Martin Liska <mliska@suse.cz>
3556 * tree-ssa-uninit.c: Apply manual changes
3557 to the GNU coding style.
3558 (prune_uninit_phi_opnds): Rename from
3559 prune_uninit_phi_opnds_in_unrealizable_paths.
3561 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3563 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3564 mspace): Remove deprecated options.
3565 * doc/invoke.texi (SH options): Remove -mspace.
3567 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3569 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3571 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3573 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3574 corresponding combine split pattern.
3576 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3579 * config/sh/predicates.md (long_displacement_mem_operand): New.
3580 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3581 Add movi20, movi20s alternatives. Adjust length attribute for
3583 (movsi_ie): Allow for any FPU. Adjust length attribute for
3585 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3586 attribute for alternatives.
3587 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3588 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3589 length attribute for alternatives.
3591 2016-05-06 Richard Biener <rguenther@suse.de>
3593 PR tree-optimization/70960
3594 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3596 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3599 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3600 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3602 2016-05-06 Marek Polacek <polacek@redhat.com>
3605 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3607 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3610 * config/sh/sh.md (*rotcr): Add another variant.
3612 2016-05-06 Richard Biener <rguenther@suse.de>
3615 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3617 2016-05-06 Richard Biener <rguenther@suse.de>
3620 * fold-const.c (split_tree): Always convert to the original type
3623 2016-05-06 Richard Biener <rguenther@suse.de>
3625 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3626 (fwprop_addr): Likewise.
3628 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3633 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3634 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3635 the splitter condition.
3636 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3637 the splitter condition.
3638 (FP float_extend load splitter): Ditto.
3640 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3642 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3643 to REGNO in all peephole2 patterns.
3644 (post-reload splitters): Change true_regnum to REGNO in
3645 post-reload splitters.
3646 (zero_extend splitters): Use general_reg_operand and
3647 nonimmediate_gr_operand predicates.
3649 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3651 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3652 v constraint instead of x.
3654 2016-05-05 Alan Modra <amodra@gmail.com>
3657 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3658 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3659 TARGET_NO_FP_IN_TOC for -mrelocatable.
3660 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3661 TARGET_RELOCATABLE test.
3662 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3663 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3664 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3665 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3666 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3667 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3668 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3669 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3670 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3671 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3673 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3674 (rs6000_stack_info): Likewise.
3675 (rs6000_elf_asm_out_constructor): Likewise.
3676 (rs6000_elf_asm_out_destructor): Likewise.
3677 (rs6000_elf_declare_function_name): Likewise.
3678 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3679 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3682 2016-05-05 Alan Modra <amodra@gmail.com>
3684 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3686 2016-05-05 Alan Modra <amodra@gmail.com>
3688 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3689 out-of-line gpr restore for one or two regs if that would add
3692 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.md
3696 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3697 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3698 as operand 0 predicate.
3699 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3701 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3702 Ditto. Emit the pattern using RTX.
3704 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3705 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3706 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3707 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3709 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3710 sse_reg_operand as operand 0 predicate.
3712 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3713 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3714 instead of gen_rtx_REG.
3715 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3718 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3720 * function.c (emit_use_return_register_into_block): Delete.
3721 (gen_return_pattern): Delete.
3722 (emit_return_into_block): Delete.
3723 (active_insn_between): Delete.
3724 (convert_jumps_to_returns): Delete.
3725 (emit_return_for_exit): Delete.
3726 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3727 simple_return for shrink-wrapped blocks.
3728 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3729 end of blocks that need one.
3730 (get_unconverted_simple_return): Delete.
3731 (convert_to_simple_return): Delete.
3732 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3733 (convert_to_simple_return): Ditto.
3735 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3737 * cfgcleanup.c (bb_is_just_return): New function.
3738 (try_optimize_cfg): Simplify jumps to return, branches to return,
3739 and branches around return.
3741 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3743 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3746 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3750 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3751 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3752 assert flags & OEP_HASH_CHECK, instead of asserting it
3753 never happens. Handle TARGET_EXPR.
3754 * fold-const.c (operand_equal_p): For hash verification,
3755 or in OEP_HASH_CHECK into flags.
3757 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3759 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3761 (compute_samebase_partition_bases): Fix typo.
3763 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3765 * config/i386/sse.md (vec_interleave_highv8sf,
3766 vec_interleave_lowv8sf, vec_interleave_highv4df,
3767 vec_interleave_lowv4df): Remove constraints from expanders.
3769 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3771 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3773 * tree-inline.c (expand_call_inline): Fix path dealing with
3774 making lhs of call statement undefined.
3776 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3778 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3779 Check availability on NODE, too.
3780 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3781 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3782 (varpool_node::call_for_symbol_and_aliase): Likewise.
3783 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3784 (propagate_pure_const): Propagate across interposable functions, too.
3785 (skip_function_for_local_pure_const): Do not skip interposable bodies
3787 (pass_local_pure_const::execute): Update.
3789 2016-05-04 Marek Polacek <polacek@redhat.com>
3791 * doc/invoke.texi: Document -Wdangling-else.
3793 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3795 * config.gcc: Error out when conflicting multilib is detected. Do not
3796 loop over multilibs since no combination is legal.
3798 2016-05-04 Alan Modra <amodra@gmail.com>
3800 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3801 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3802 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3805 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3807 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3808 Clean up p5600 comments.
3810 2016-05-04 Richard Biener <rguenther@suse.de>
3812 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3813 constructor simplifications.
3814 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3816 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3818 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3819 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3820 result.set_rtx is null instead of aborting.
3821 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3823 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3824 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3825 *mov<mode>_store_postinc): New patterns.
3827 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3829 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3830 as commutative. Check both conversions are NOP.
3831 ((A & B) OP (C & B)): Remove.
3833 2016-05-04 Alan Modra <amodra@gmail.com>
3835 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3837 2016-05-04 Alan Modra <amodra@gmail.com>
3840 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3841 when cr2,3,4 are all fixed regs.
3843 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3845 PR rtl-optimization/57193
3846 * opts.c (default_options_table): Revert OPT_frename_registers change.
3847 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3849 2016-05-03 Martin Sebor <msebor@redhat.com>
3852 * builtins.c (fold_builtin_FILE): New function.
3853 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3854 (fold_builtin_0): Call them.
3855 * gimplify.c (gimplify_call_expr): Remove the handling of
3856 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3859 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3860 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3864 * doc/extend.texi (Function Names as Strings): Update __func__,
3865 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3868 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3869 Richard Biener <rguenther@suse.de>
3871 PR tree-optimization/70916
3872 * tree-if-conv.c: Include cfganal.h.
3873 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3874 and remove_fake_exit_edges around the optimization pass.
3876 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3878 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3879 (cgraph_edge::make_direct): Likewise.
3880 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3881 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3882 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3883 (CIF_THUNK): New code.
3884 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3885 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3886 (compute_inline_parameters): Set inline_failed for thunks.
3887 (inline_analyze_function): Cleanup.
3888 * ipa-inline.c (can_inline_edge_p): Do not deal with
3889 call_stmt_cannot_inline_p.
3890 (can_early_inline_edge_p): Likewise.
3891 (early_inliner): Initialize inline_failed.
3892 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3894 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3896 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3897 from nonimm_ssenomem_operand.
3898 (nonimm_ssenomem_operand): New predicate.
3899 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3900 as operand 0 predicate.
3901 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3902 Disable unsupported alternatives using "enabled" attribute.
3903 Use register_ssemem_operand as operand 0 predicate.
3904 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3906 2016-05-03 Marek Polacek <polacek@redhat.com>
3909 * input.c (expansion_point_location): New function.
3910 * input.h (expansion_point_location): Declare.
3912 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3914 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3915 occurence with frame_offset_ ones.
3917 2016-05-03 Alan Modra <amodra@gmail.com>
3919 PR rtl-optimization/70890
3920 * ira.c (combine_and_move_insns): When moving def_insn, remove
3923 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3925 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3926 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3927 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3928 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3930 2016-05-03 Alan Modra <amodra@gmail.com>
3932 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3933 for SAVE_MULTIPLE/STORE_MULTIPLE.
3935 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3937 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3938 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3940 2016-05-03 Richard Biener <rguenther@suse.de>
3942 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3944 (gimplify_arg): Likewise.
3945 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3946 re-writing the result to a decl if required.
3947 (internal_get_tmp_var): Add allow_ssa parameter
3948 and override into_ssa with it.
3949 (get_formal_tmp_var): Adjust.
3950 (get_initialized_tmp_var): Add allow_ssa parameter.
3951 (gimplify_arg): Add allow_ssa parameter and avoid generating
3952 SSA names for the result false.
3953 (gimplify_call_expr): If the call may return twice do not
3954 gimplify parameters into SSA.
3955 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3956 (gimplify_modify_expr): Adjust assert. For noreturn calls
3957 with a SSA name LHS adjust its def.
3958 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3959 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3960 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3961 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3962 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3963 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3964 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3965 (optimize_target_teams): Do not allow SSA names for clause operands.
3966 (gimplify_expr): Likewise for where we mark the result addressable.
3967 * passes.def (pass_init_datastructures): Remove.
3968 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3969 (rewrite_stmt): Likewise.
3970 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3971 (replace_locals_op): Replace SSA names.
3972 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3973 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3974 * cgraph.c (release_function_body): Free CFG annotations only
3975 when we have a CFG. Simplify.
3976 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3977 force_gimple_operand instead of get_initialized_tmp_var.
3978 * tree-pass.h (make_pass_init_datastructures): Remove.
3979 * tree-ssa.c (execute_init_datastructures): Remove.
3980 (pass_data_init_datastructures): Likewise.
3981 (class pass_init_datastructures): Likewise.
3982 (make_pass_init_datastructures): Likewise.
3983 * omp-low.c (create_omp_child_function): Init SSA data structures.
3984 (grid_expand_target_grid_body): Likewise.
3985 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3986 name before adding it to names_to_release.
3987 (remove_bb): Always release SSA defs.
3988 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3989 before dereferencing it.
3990 * cgraphunit.c (init_lowered_empty_function): Always
3991 int SSA data structures.
3992 * tree-ssanames.c (release_defs): Remove assert that we are in
3994 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3996 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3997 Uros Bizjak <ubizjak@gmail.com>
3999 PR rtl-optimization/70467
4000 * config/i386/predicates.md (x86_64_hilo_int_operand,
4001 x86_64_hilo_general_operand): New predicates.
4002 * config/i386/constraints.md (Wd): New constraint.
4003 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4004 (general_hilo_operand): New mode attr.
4005 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4006 instead of <general_operand>.
4007 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4008 x86_64_hilo_general_operand instead of <general_operand>.
4010 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4012 PR tree-optimization/70916
4013 * tree-if-conv.c (constant_or_ssa_name): Removed.
4014 (fold_build_cond_expr): Use is_gimple_val instead of
4015 constant_or_ssa_name.
4017 PR tree-optimization/70916
4018 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4019 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4022 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4023 (optimize_atomic_bit_test_and): New function.
4024 (pass_fold_builtins::execute): Use it.
4025 * optabs.def (atomic_bit_test_and_set_optab,
4026 atomic_bit_test_and_complement_optab,
4027 atomic_bit_test_and_reset_optab): New optabs.
4028 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4029 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4030 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4031 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4032 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4033 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4034 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4035 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4036 atomic_bit_test_and_complement@var{mode},
4037 atomic_bit_test_and_reset@var{mode}): Document.
4038 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4039 atomic_bit_test_and_complement<mode>,
4040 atomic_bit_test_and_reset<mode>): New expanders.
4041 (atomic_bit_test_and_set<mode>_1,
4042 atomic_bit_test_and_complement<mode>_1,
4043 atomic_bit_test_and_reset<mode>_1): New insns.
4045 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4047 PR rtl-optimization/70687
4048 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4049 instead of unsigned HOST_WIDE_INT.
4051 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4053 PR rtl-optimization/44281
4054 * hard-reg-set.h (struct target_hard_regs): New field
4055 x_fixed_nonglobal_reg_set.
4056 (fixed_nonglobal_reg_set): New macro.
4057 * reginfo.c (init_reg_sets_1): Initialize it.
4058 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4060 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4062 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4064 PR tree-optimization/56541
4065 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4066 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4067 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4068 (any_complicated_phi): new static variable.
4069 (aggressive_if_conv): delete.
4070 (if_convertible_phi_p): support phis with more than two arguments.
4071 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4072 critical pred edges.
4073 (ifcvt_split_critical_edges): support phis with more than two
4074 arguments by checking new parameter. only split critical edges
4076 (tree_if_conversion): handle simd pragma marked loop using new
4077 local variable aggressive_if_conv. check any_complicated_phi.
4079 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4081 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4084 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4086 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4089 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4091 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4092 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4093 define_insn_and_split.
4094 (mulsi3_i): New define_insn_and_split.
4095 (mulsi3_call): Convert to define_insn.
4096 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4099 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4101 * machmode.h (mode_complex): Add support to give the complex mode
4103 (GET_MODE_COMPLEX_MODE): Likewise.
4104 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4105 stored by build_complex_type and gfc_build_complex_type instead of
4106 trying to figure out the appropriate mode based on the size. Raise
4107 an assertion error, if the type was not set.
4108 * genmodes.c (struct mode_data): Add field for the complex type of
4110 (blank_mode): Likewise.
4111 (make_complex_modes): Remember the complex mode created in the
4113 (emit_mode_complex): Write out the mode_complex array to map a
4114 type mode to the complex version.
4115 (emit_insn_modes_c): Likewise.
4116 * tree.c (build_complex_type): Set the complex type to use before
4117 calling layout_type.
4118 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4119 support for __float128 complex datatypes.
4120 (rs6000_hard_regno_mode_ok): Likewise.
4121 (rs6000_setup_reg_addr_masks): Likewise.
4122 (rs6000_complex_function_value): Likewise.
4123 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4124 __float128 and __ibm128 complex.
4125 (FLOAT128_IBM_P): Likewise.
4126 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4127 * doc/extend.texi (Additional Floating Types): Document that
4128 -mfloat128 must be used to enable __float128. Document complex
4129 __float128 and __ibm128 support.
4131 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4134 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4135 char/short arguments promoted to int because of promote_prototypes.
4137 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4140 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4141 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4142 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4143 alternatives using "enabled" attribute. Use register_ssemem_operand
4144 as operand 1 predicate.
4145 (*cmpi<unord>xf_i387): Split XFmode pattern from
4146 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4147 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4148 *absneg<mode>2_i387. Disable unsupported alternatives using
4149 "enabled" attribute.
4150 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4152 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4154 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4156 (oacc_loop_process): Check mask for loop termination.
4158 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4160 * cif-code.def (CIF_THUNK): Add.
4161 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4164 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4166 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4167 (dump_inline_summary): Dump it.
4168 (fp_expression_p): New predicate.
4169 (estimate_function_body_sizes): Use it.
4170 (inline_merge_summary): Merge fp_expressions.
4171 (inline_read_section): Read fp_expressions.
4172 (inline_write_summary): Write fp_expressions.
4173 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4174 codegen boundary if either caller or callee is !fp_expressions.
4175 * ipa-inline.h (inline_summary): Add fp_expressions.
4176 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4177 to fp_expressions be sure the fp generation flags are updated.
4179 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4181 PR rtl-optimization/70467
4182 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4184 PR rtl-optimization/70467
4185 * ipa-pure-const.c (check_call): Handle internal calls even in
4186 ipa mode like in local mode.
4188 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4190 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4192 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4194 * match.pd (X u< X, X u> X): New transformations.
4196 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4198 * flag-types.h (enum warn_strict_overflow_code): Move ...
4199 * coretypes.h: ... here.
4200 * fold-const.h (fold_overflow_warning): Declare.
4201 * fold-const.c (fold_overflow_warning): Make non-static.
4202 (fold_comparison): Move the transformation of X +- C1 CMP C2
4203 into X CMP C2 -+ C1 ...
4204 * match.pd: ... here.
4205 * gimple-fold.c (fold_stmt_1): Protect with
4206 fold_defer_overflow_warnings.
4208 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4210 * omp-low.c (struct oacc_loop): Add 'inner' field.
4211 (new_oacc_loop_raw): Initialize it to zero.
4212 (oacc_loop_fixed_partitions): Initialize it.
4213 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4214 available partitioning.
4216 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4218 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4220 (umulsidi3): Likewise.
4221 (indirect_jump): Fix jump instruction assembly patterns.
4223 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4226 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4227 (nvptx_function_value): Assert non-NULL cfun.
4229 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4231 PR rtl-optimization/70886
4232 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4234 * cselib.h (rtx_equal_for_cselib_1): Declare.
4235 (rtx_equal_for_cselib_p: New inline function.
4236 * cselib.c (rtx_equal_for_cselib_p): Delete.
4237 (rtx_equal_for_cselib_1): Make public.
4239 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4241 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4242 (register_mixssei387nonimm_operand): Remove predicate.
4243 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4244 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4245 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4246 for TARGET_MIX_SSE_I387 alternatives.
4247 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4248 Disable unsupported alternatives using "enabled" attribute. Use
4249 nonimm_ssenomem_operand as operand 1 predicate. Also check
4250 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4252 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4254 * tree.c (cst_and_fits_in_hwi): Simplify.
4256 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4258 * tree.h (wi::to_wide): New function.
4259 * expr.c (expand_expr_real_1): Use wi::to_wide.
4260 * fold-const.c (int_const_binop_1): Likewise.
4261 (extract_muldiv_1): Likewise.
4263 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4265 * wide-int.h: Update offset_int and widest_int documentation.
4266 (WI_SIGNED_SHIFT_RESULT): New macro.
4267 (wi::binary_shift): Define signed_shift_result_type for
4268 shifts on offset_int- and widest_int-like types.
4269 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4270 * tree.h (int_bit_position): Use shift operators instead of wi::
4272 * alias.c (adjust_offset_for_component_ref): Likewise.
4273 * expr.c (get_inner_reference): Likewise.
4274 * fold-const.c (fold_comparison): Likewise.
4275 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4276 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4277 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4278 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4279 (stmt_kills_ref_p): Likewise.
4280 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4281 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4283 (ao_ref_init_from_vn_reference): Likewise.
4285 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4287 * wide-int.h: Update offset_int and widest_int documentation.
4288 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4289 (wi::binary_traits): Allow ordered comparisons between offset_int and
4290 offset_int, between widest_int and widest_int, and between either
4291 of these types and basic C types.
4292 (operator <, <=, >, >=): Define for the same combinations.
4293 * tree.h (tree_int_cst_lt): Use comparison operators instead
4294 of wi:: comparisons.
4295 (tree_int_cst_le): Likewise.
4296 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4297 (fold_nonarray_ctor_reference): Likewise.
4298 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4299 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4300 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4301 * tree-sra.c (completely_scalarize): Likewise.
4302 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4303 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4304 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4305 (check_for_binary_op_overflow): Likewise.
4306 (search_for_addr_array): Likewise.
4307 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4309 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4311 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4312 (arc_save_restore): Likewise.
4313 (arc_dwarf_register_span): Likewise.
4314 (arc_output_pic_addr_const): Initialize suffix variable.
4316 2016-05-02 Martin Liska <mliska@suse.cz>
4318 * symbol-summary.h (function_summary::function_summary):
4319 Remove checking assert for all cgraph nodes.
4320 (function_summary::get): Check summary_uid.
4321 (symtab_insertion): Check summary_uid.
4323 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4325 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4326 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4328 (arc_dwarf_register_span): Remove enum keyword.
4329 (compact_memory_operand_p): New function.
4330 * config/arc/arc.h (reg_class): Add code density register classes.
4331 (REG_CLASS_NAMES): Likewise.
4332 (REG_CLASS_CONTENTS): Likewise.
4333 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4334 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4335 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4336 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4337 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4339 (h, Rcd, Rsd, Rzd): New register constraints.
4340 (T): Use compact_memory_operand_p function.
4341 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4343 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4345 * config/sh/sh.md (*negnegt, *movtt): Remove.
4347 2016-05-02 Marek Polacek <polacek@redhat.com>
4348 Tom de Vries <tom@codesourcery.com>
4350 PR tree-optimization/70700
4351 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4352 bigger than FIRST_REF_NODE.
4354 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4357 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4359 (prepare_cbranch_operands): Don't use scratch register. Assume that
4360 function is used when pseudos can be created.
4361 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4362 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4363 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4364 define_expand. Allow it only when pseudos can be created.
4365 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4367 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/constraints.md (BC): Only allow -1 operands.
4370 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4371 Add "enabled" attribute. Update XI mode attribute calculation.
4372 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4373 (*movoi_internal_avx): Update XI mode attribute calculation.
4374 (*movti_internal): Ditto.
4376 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4378 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4379 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4381 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4383 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4384 statement on instruction code. Remove trailing spaces.
4385 (altivec_expand_stv_builtin): Likewise.
4387 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4389 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4390 (TARGET_FPU_DOUBLE): Simplify.
4391 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4392 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4393 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4394 with 'TARGET_FPU_DOUBLE'.
4395 * config/sh/sh.md: Likewise.
4397 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4399 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4400 SH_DIV_STR_FOR_SIZE): Remove.
4401 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4402 SH_DIV_STR_FOR_SIZE): Remove.
4404 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4406 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4407 logical_reg_operand): Delete.
4408 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4409 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4410 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4411 match_operand and match_test.
4412 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4413 variables on their first use. Return bool values.
4414 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4415 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4416 arith_reg_operand for input operand. Remove empty constraints.
4418 (*xorsi3_compact): Rename to xorsi3.
4419 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4420 (*zero_extend<mode>si2_disp_mem): Update comment.
4423 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4425 * config/sh/t-sh: Remove SH5 support.
4426 * config.gcc: Likewise.
4427 * configure: Likewise.
4429 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4431 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4433 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4435 * config/sh/sh.c (register_sh_passes, sh_option_override,
4436 sh_print_operand, prepare_move_operands,
4437 sh_can_follow_jump): Remove TARGET_SH1 checks.
4438 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4439 PROMOTE_MODE): Likewise.
4440 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4443 2016-04-30 Alan Modra <amodra@gmail.com>
4445 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4446 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4447 Check for user regs later to avoid unnecessary looping over regs.
4448 Merge user reg check with non-saved reg check. Don't force
4449 inline VR restore when static chain used.
4450 (rs6000_frame_related): Omit eh_frame info for user regs when
4452 (fixed_regs_p): Delete.
4454 2016-04-30 Alan Modra <amodra@gmail.com>
4456 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4457 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4460 2016-04-30 Alan Modra <amodra@gmail.com>
4463 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4464 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4467 2016-04-30 Alan Modra <amodra@gmail.com>
4469 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4470 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4471 flag_pic test for Darwin.
4473 2016-04-30 Alan Modra <amodra@gmail.com>
4475 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4476 throw_calls_crossed.
4477 (REG_FREQ_CALLS_CROSSED): Delete.
4478 (REG_N_THROWING_CALLS_CROSSED): Delete.
4479 * regstat.c (regstat_bb_compute_ri): Don't calculate
4480 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4481 (dump_reg_info): Don't print call cross frequency.
4482 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4483 and REG_N_THROWING_CALLS_CROSSED.
4485 2016-04-30 Alan Modra <amodra@gmail.com>
4487 * regs.h (struct reg_info_t): Delete live_length.
4488 (REG_LIVE_LENGTH): Delete macro.
4489 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4490 local_live, local_processed and local_live_last_luid params.
4491 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4493 (regstat_compute_ri): Adjust for above. Don't set
4495 (dump_reg_info): Don't print live length.
4496 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4497 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4498 Localize loop_depth var.
4500 2016-04-30 Alan Modra <amodra@gmail.com>
4502 * ira.c (enum valid_equiv): New.
4503 (validate_equiv_mem): Return enum.
4504 (update_equiv_mem): Create replacement in more cases.
4505 (add_store_equivs): Update validate_equiv_mem call.
4507 2016-04-30 Alan Modra <amodra@gmail.com>
4509 * ira.c (combine_and_move_insns): Rather than scanning insns,
4510 use DF infrastucture to find use and def insns.
4512 2016-04-30 Alan Modra <amodra@gmail.com>
4514 ira.c (combine_and_move_insns): Move invariant conditions..
4515 (ira.c): ..to here. Call combine_and_move_insns before
4516 add_store_equivs. Call grow_reg_equivs later. Allocate
4517 req_equiv later using max_reg_num() rather than global max_regno.
4518 (contains_replace_regs): Delete.
4519 (add_store_equivs): Remove contains_replace_regs test.
4521 2016-04-30 Alan Modra <amodra@gmail.com>
4523 * ira.c (struct equiv_mem_data): New.
4524 (equiv_mem, equiv_mem_modified): Delete static vars.
4525 (validate_equiv_mem_from_store): Use "data" param to communicate..
4526 (validate_equiv_mem): ..from here.
4528 2016-04-30 Alan Modra <amodra@gmail.com>
4530 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4532 (update_reg_equivs): ..here. Move allocation and freeing of
4533 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4534 end_alias_analysis to..
4537 2016-04-30 Alan Modra <amodra@gmail.com>
4539 * ira.c (pdx_subregs): Delete.
4540 (struct equivalence): Add pdx_subregs field.
4541 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4543 (update_equiv_regs): Don't create or free pdx_subregs. Update
4546 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4548 * config/rs6000/altivec.h: Change definitions of vec_xl and
4550 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4551 (LD_ELEMREV_V2DI): New.
4552 (LD_ELEMREV_V4SF): New.
4553 (LD_ELEMREV_V4SI): New.
4554 (LD_ELEMREV_V8HI): New.
4555 (LD_ELEMREV_V16QI): New.
4556 (ST_ELEMREV_V2DF): New.
4557 (ST_ELEMREV_V2DI): New.
4558 (ST_ELEMREV_V4SF): New.
4559 (ST_ELEMREV_V4SI): New.
4560 (ST_ELEMREV_V8HI): New.
4561 (ST_ELEMREV_V16QI): New.
4564 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4565 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4566 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4567 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4568 (altivec_expand_builtin): Add handling for
4569 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4570 (rs6000_invalid_builtin): Add error-checking for
4571 RS6000_BTM_P9_VECTOR.
4572 (altivec_init_builtins): Define builtins used to implement vec_xl
4574 (rs6000_builtin_mask_names): Define power9-vector.
4575 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4576 (RS6000_BTM_P9_VECTOR): Define.
4577 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4578 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4579 (vsx_ld_elemrev_v2df): Likewise.
4580 (vsx_ld_elemrev_v4sf): Likewise.
4581 (vsx_ld_elemrev_v4si): Likewise.
4582 (vsx_ld_elemrev_v8hi): Likewise.
4583 (vsx_ld_elemrev_v16qi): Likewise.
4584 (vsx_st_elemrev_v2df): Likewise.
4585 (vsx_st_elemrev_v2di): Likewise.
4586 (vsx_st_elemrev_v4sf): Likewise.
4587 (vsx_st_elemrev_v4si): Likewise.
4588 (vsx_st_elemrev_v8hi): Likewise.
4589 (vsx_st_elemrev_v16qi): Likewise.
4590 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4593 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4595 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4597 (simplify_control_stmt_condition_1): ... here. Recurse into
4598 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4600 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4603 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4604 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4605 define_insn_and_split to define_insn.
4606 (zero_extendqi<mode>2_dot2): Same.
4607 (extendqi<mode>2_dot): Same.
4608 (extendqi<mode>2_dot2): Same.
4610 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4612 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4613 (probe_stack): New expander.
4614 (probe_stack_<mode>): New insn pattern.
4616 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.md
4619 (operations with memory inputs setting flags peephole2):
4620 Remove uneeded REG_P checks. Cleanup pattern generation.
4622 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4624 * tree-vect-loop.c (vect_transform_loop): Fix
4625 nb_iterations_upper_bound computation for vectorized loop.
4627 2016-04-29 Marek Polacek <polacek@redhat.com>
4628 Jakub Jelinek <jakub@redhat.com>
4631 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4632 TARGET_EXPR_SLOT as a base.
4634 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4636 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4637 with 'rCm2' constraints to limit possible immediate size.
4638 (*load_zeroextendqisi_update): Likewise.
4639 (*load_signextendqisi_update): Likewise.
4640 (*loadhi_update): Likewise.
4641 (*load_zeroextendhisi_update): Likewise.
4642 (*load_signextendhisi_update): Likewise.
4643 (*loadsi_update): Likewise.
4644 (*loadsf_update): Likewise.
4646 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4648 * config/i386/predicates.md (constm1_operand): Fix comparison.
4650 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4652 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4654 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4656 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4657 remaining SH5 related settings.
4658 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4659 shmedia_prepare_call_address): Delete.
4660 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4661 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4662 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4663 UNSUPPORTED_SH2A): Remove m5 checks.
4664 (sh_divide_strategy_e): Remove SH5 division strategies.
4665 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4666 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4668 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4670 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4672 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4674 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4675 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4677 * config/s390/vector.md ("mov<mode>"): Likewise.
4679 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4681 * config/s390/constraints.md ("U", "W"): Invoke
4682 s390_mem_constraint with "ZR" and "ZT".
4683 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4684 addresses when using LRA. Accept also short displacements for S
4685 and T constraints. Do not check for long displacement target for
4686 S and T constraints.
4687 (s390_mem_constraint): Remove handling of U and W constraints.
4688 * config/s390/s390.md (various patterns): Remove the short
4689 displacement constraints (Q and R) if a long displacement
4690 constraint is present. Add longdisp as required CPU capability.
4691 * config/s390/vector.md: Likewise.
4692 * config/s390/vx-builtins.md: Likewise.
4694 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4697 * reload1.c (reload): Call finish_spills before
4698 restarting reload loop. Skip select_reload_regs
4699 if update_eliminables_and_spill returns true.
4701 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4703 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4704 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4705 (umulhisi3_imm): Update predicates and constraint letters.
4706 (umulhisi3_reg): Declare instruction as commutative.
4707 * config/arc/constraints.md (J12, J16): New constraints.
4708 * config/arc/predicates.md (short_unsigned_const_operand): New
4710 (arc_short_operand): Likewise.
4711 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4713 2016-04-29 Richard Biener <rguenther@suse.de>
4715 PR tree-optimization/13962
4716 PR tree-optimization/65686
4717 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4718 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4719 using PTA to compare pointers.
4720 * match.pd: Add pattern for pointer equality compare simplification
4721 using ptrs_compare_unequal.
4723 2016-04-29 Richard Biener <rguenther@suse.de>
4725 * stor-layout.c (layout_type): Do not build a pointer-to-element
4728 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4731 Use SWI mode iterator. Use general_reg_operand predicate.
4732 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4733 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4736 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4739 * fold-const.c (operand_equal_p): Don't verify hash value equality
4741 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4744 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4747 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4748 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4749 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4750 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4751 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4753 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4755 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4756 to info. Don't initialize separate fields to 0. Clean up
4759 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/i386.md (peephole2s for operations with memory inputs):
4762 Use SWI mode iterator.
4763 (peephole2s for operations with memory outputs): Ditto.
4764 Do not check for stack checking probe.
4766 (probe_stack): Remove expander.
4768 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4769 Andrew Burgess <andrew.burgess@embecosm.com>
4771 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4772 operands as 32-bits.
4774 2016-04-28 Jason Merrill <jason@redhat.com>
4776 * gdbinit.in: Skip line-map.h.
4778 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4779 Andrew Burgess <andrew.burgess@embecosm.com>
4781 * config/arc/arc.c (arc_conditional_register_usage): Take
4782 TARGET_RRQ_CLASS into account.
4783 (arc_print_operand): Support printing 'p' and 's' operands.
4784 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4786 (TARGET_RRQ_CLASS): Define.
4787 (IS_POWEROF2_OR_0_P): Define.
4788 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4790 (*tst_movb): New define_insn.
4791 (*tst): Avoid recognition if it could prevent '*tst_movb'
4792 combination; replace c/CnL with c/Chs alternative.
4793 (*tst_bitfield_tst): New define_insn.
4794 (*tst_bitfield_asr): New define_insn.
4795 (*tst_bitfield): New define_insn.
4796 (andsi3_i): Add Rrq variant.
4797 (extzv): New define_expand.
4798 (insv): New define_expand.
4799 (*insv_i): New define_insn.
4800 (*movb): New define_insn.
4801 (*movb_signed): New define_insn.
4802 (*movb_high): New define_insn.
4803 (*movb_high_signed): New define_insn.
4804 (*movb_high_signed + 1): New define_split pattern.
4805 (*mrgb): New define_insn.
4806 (*mrgb + 1): New define_peephole2 pattern.
4807 (*mrgb + 2): New define_peephole2 pattern.
4808 * config/arc/arc.opt (mbitops): New option for nps400, uses
4809 TARGET_NPS_BITOPS_DEFAULT.
4810 * config/arc/constraints.md (q): Make register class conditional.
4811 (Rrq): New register constraint.
4812 (Chs): New constraint.
4813 (Clo): New constraint.
4814 (Chi): New constraint.
4815 (Cbf): New constraint.
4816 (Cbn): New constraint.
4817 (C18): New constraint.
4818 (Cbi): New constraint.
4820 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4822 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4824 (bitmap_intersection_of_preds): Ditto.
4825 (bitmap_union_of_succs): Ditto.
4826 (bitmap_union_of_preds): Ditto.
4827 * sbitmap.c (do_popcount): Delete.
4828 (BITMAP_DEBUGGING): Delete.
4829 (sbitmap_verify_popcount): Delete.
4830 (sbitmap_alloc): Don't initialize the popcount field.
4831 (sbitmap_alloc_with_popcount): Delete.
4832 (sbitmap_resize): Don't resize the popcount array.
4833 (sbitmap_vector_alloc): Don't initialize the popcount field.
4834 (bitmap_copy): Don't copy the popcount array.
4835 (bitmap_clear): Don't clear the popcount array.
4836 (bitmap_clear): Delete the popcount array handling.
4837 (bitmap_ior_and_compl): Delete the popcount assert.
4838 (bitmap_not): Ditto.
4839 (bitmap_and_compl): Ditto.
4840 (bitmap_and): Delete the popcount array handling.
4841 (bitmap_xor): Ditto.
4842 (bitmap_ior): Ditto.
4843 (bitmap_or_and): Delete the popcount assert.
4844 (bitmap_and_or): Ditto.
4845 (popcount_table): Delete.
4846 (sbitmap_elt_popcount): Delete.
4847 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4848 (bitmap_set_bit): Delete the popcount assert.
4849 (bitmap_clear_bit): Ditto.
4850 (sbitmap_free): Don't free the popcount array.
4851 (sbitmap_alloc_with_popcount): Delete declaration.
4852 (sbitmap_popcount): Ditto.
4854 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4855 Andrew Burgess <andrew.burgess@embecosm.com>
4857 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4858 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4859 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4860 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4861 * config/arc/arc.opt (mcmem): New option.
4862 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4863 supply length for r/m alternative.
4864 (*extendqisi2_ac): Likewise.
4865 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4867 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4868 (movhi_insn): Likewise.
4869 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4870 (*zero_extendqihi2_i): Add r/Ucm alternative.
4871 (*zero_extendqisi2_ac): Likewise.
4872 (*zero_extendhisi2_i): Likewise.
4873 * config/arc/constraints.md (Uex): New memory constraint.
4874 (Ucm): New define_constraint.
4875 * config/arc/predicates.md (long_immediate_loadstore_operand):
4876 Return 0 for MEM with cmem_address address.
4877 (cmem_address_0): New predicates.
4878 (cmem_address_1): Likewise.
4879 (cmem_address_2): Likewise.
4880 (cmem_address): Likewise.
4882 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4884 * config/rs6000/rs6000.c (machine_function): Rename
4885 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4886 (rs6000_stack_info): Adjust.
4888 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4889 Andrew Burgess <andrew.burgess@embecosm.com>
4891 * config/arc/constraints.md (Usd): Convert to define_constraint.
4895 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4898 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4899 Add new peephole2 where the first insn is *mov<mode>_or instead of
4900 *mov<mode>_internal.
4902 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4904 * tracer.c (bb_seen): Make static.
4906 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4908 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4909 support, setup defaults.
4910 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4911 * config/arc/arc.c (arc_init): Add NPS400 support.
4912 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4913 (TARGET_ARC700): NPS400 is also an ARC700.
4914 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4916 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4919 * config/nds32/nds32.md (casesi): Don't access the operands array
4922 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4925 (or $-1,reg peephole2): Ditto.
4926 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4928 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4930 * doc/extend.texi (Common Function Attributes) [optimize]:
4931 Discourage use of the optimize attribute.
4933 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4935 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4936 special case builtin.
4937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4938 ALTIVEC_BUILTIN_VEC_ADDE.
4939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4940 support for ALTIVEC_BUILTIN_VEC_ADDE.
4941 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4942 for __builtin_vec_adde.
4944 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4946 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4947 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4949 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4952 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4953 attributes): Document cilkplus_runtime.
4955 2016-04-28 Martin Jambor <mjambor@suse.cz>
4957 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4958 this function. Call verify_expr on MEM_REFs and bases of other
4961 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4963 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4964 for WORD_REGISTER_OPERATIONS to runtime check.
4966 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4968 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4970 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4972 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4973 big-endian compilation.
4974 * config/arc/arc.md (addf3): Likewise.
4978 2016-04-28 Richard Biener <rguenther@suse.de>
4980 PR tree-optimization/70840
4981 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4982 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4983 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4984 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4986 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4988 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4989 and explain why in a comment.
4991 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4993 * config/arc/arc.md (cpu_facility): Add fpx variant.
4994 (subdf3): Prohibit use reverse sub when assist operations option
4996 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4997 instructions only when FPX is enabled.
4998 * testsuite/gcc.target/arc/trsub.c: New test.
5000 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5002 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5003 mult_operator when calculating "type" attribute.
5004 (*fop_<mode>_1_i387): Ditto.
5005 (*fop_xf_1_i387): Ditto.
5006 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5007 Use std::swap to swap operands. Use RTL expressions to generate
5010 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5011 Joern Rennecke <joern.rennecke@embecosm.com>
5013 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5015 (emit_pic_move): Remove.
5016 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5017 * config/arc/arc.c (emit_pic_move): Removed.
5018 (TARGET_HAVE_TLS): Define.
5019 (arc_conditional_register_usage): Test for arc_tp_regno.
5020 (arc_print_operand, arc_print_operand_address): Handle TLS
5022 (arc_needs_pcl_p): New function.
5023 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5024 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5025 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5026 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5027 (arc_legitimize_tls_address): Likewise.
5028 (DTPOFF_ZERO_SYM): Define.
5029 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5030 (arc_output_pic_addr_const): Print TLS unspecs.
5031 (prepare_pic_move): New function, replaces emit_pic_move.
5032 (arc_legitimate_constant_p): Handle TLS unspecs.
5033 (arc_legitimate_address_p): Likewise.
5034 (arc_rewrite_small_data_p): Use assert for TLS constants.
5035 (prepare_move_operands): Use prepare_pic_move.
5036 (arc_legitimize_address): Legitimize tls addresses.
5037 (arc_epilogue_uses): Check for arc_tp_regno.
5038 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5039 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5041 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5043 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5044 %(arc_tls_extra_start_spec).
5045 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5046 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5048 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5049 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5050 (UNSPEC_TLS_OFF): Add.
5052 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5053 (get_thread_pointersi): New patterns.
5054 * config/arc/arc.opt (mtp-regno): New option.
5055 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5056 (move_dest_operand): Likewise.
5057 * configure: Regenerate.
5058 * configure.ac: Add arc*-*-* case to test for tls.
5059 * doc/invoke.texi (ARC options): Document mtp-regno.
5061 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5063 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5064 the new ARC HS SIMD instructions.
5065 (arc_preferred_simd_mode): New function.
5066 (arc_autovectorize_vector_sizes): Likewise.
5067 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5068 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5069 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5070 (arc_init_builtins): Add new SIMD builtin types.
5071 (arc_split_move): Handle 64 bit vector moves.
5072 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5073 (TARGET_PLUS_QMACW): Define.
5074 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5075 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5076 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5077 (VSUBADD4H): New builtins.
5078 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5079 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5081 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5082 Matthias Klose <doko@debian.org>
5084 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5086 2016-04-28 Richard Biener <rguenther@suse.de>
5089 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5092 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5094 * common/config/sh/sh-common.c: Remove SH5 support.
5095 * config/sh/constraints.md: Likewise.
5096 * config/sh/config/sh/elf.h: Likewise.
5097 * config/sh/linux.h: Likewise.
5098 * config/sh/netbsd-elf.h: Likewise.
5099 * config/sh/predicates.md: Likewise.
5100 * config/sh/sh-c.c: Likewise.
5101 * config/sh/sh-protos.h: Likewise.
5102 * config/sh/sh.c: Likewise.
5103 * config/sh/sh.h: Likewise.
5104 * config/sh/sh.md: Likewise.
5105 * config/sh/sh.opt: Likewise.
5106 * config/sh/sync.md: Likewise.
5107 * config/sh/sh64.h: Delete.
5108 * config/sh/shmedia.h: Likewise.
5109 * config/sh/shmedia.md: Likewise.
5110 * config/sh/sshmedia.h: Likewise.
5111 * config/sh/t-netbsd-sh5-64: Likewise.
5112 * config/sh/t-sh64: Likewise.
5113 * config/sh/ushmedia.h: Likewise.
5115 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5117 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5118 general_reg_operand instead of register_operand predicate.
5120 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5122 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5124 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5126 * match.pd (A - B > A, A + B < A): New transformations.
5128 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5130 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5131 which defaults to true. Emit an outer pair of parentheses only if
5132 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5133 don't emit parentheses for the right-hand operand.
5135 2016-04-27 Jeff Law <law@redhat.com>
5137 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5139 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5141 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5142 (altivec_lvx_<mode>_internal): Document.
5143 (altivec_lvx_<mode>_2op): New define_insn.
5144 (altivec_lvx_<mode>_1op): Likewise.
5145 (altivec_lvx_<mode>_2op_si): Likewise.
5146 (altivec_lvx_<mode>_1op_si): Likewise.
5147 (altivec_stvx_<mode>): Remove.
5148 (altivec_stvx_<mode>_internal): Document.
5149 (altivec_stvx_<mode>_2op): New define_insn.
5150 (altivec_stvx_<mode>_1op): Likewise.
5151 (altivec_stvx_<mode>_2op_si): Likewise.
5152 (altivec_stvx_<mode>_1op_si): Likewise.
5153 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5154 Expand vec_ld and vec_st during parsing.
5155 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5157 (altivec_expand_stvx_be): Likewise.
5158 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5159 address-masking behavior in RTL.
5160 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5161 address-masking behavior in RTL.
5162 (altivec_expand_builtin): Change builtin code arguments for calls
5163 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5164 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5165 presence of lvx/stvx patterns.
5166 (alignment_with_canonical_addr): New function.
5167 (alignment_mask): Likewise.
5168 (find_alignment_op): Likewise.
5169 (recombine_lvx_pattern): Likewise.
5170 (recombine_stvx_pattern): Likewise.
5171 (recombine_lvx_stvx_patterns): Likewise.
5172 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5173 stvx patterns from expand.
5174 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5176 (vector_altivec_store_<mode>): Likewise.
5178 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5180 * config/aarch64/aarch64.md
5181 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5182 remove the "fp" attributes.
5183 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5184 add the "simd" attributes.
5185 (*movdf_aarch64): Likewise.
5186 (*movtf_aarch64): Remove the "fp" attributes.
5187 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5188 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5190 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5192 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5193 rtx to rtx_code_label *.
5194 * rtl.h (maybe_set_first_label_num): Likewise.
5196 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5198 * df-core.c (df_add_problem): Make the problem param be const.
5199 (df_remove_problem): Make local "problem" be const.
5200 * df-problems.c (problem_RD): Make const.
5201 (problem_LR): Likewise.
5202 (problem_LIVE): Likewise.
5203 (problem_MIR): Likewise.
5204 (problem_CHAIN): Likewise.
5205 (problem_WORD_LR): Likewise.
5206 (problem_NOTE): Likewise.
5207 (problem_MD): Likewise.
5208 * df-scan.c (problem_SCAN): Likewise.
5209 * df.h (struct df_problem): Make field "dependent_problem" be
5211 (struct dataflow): Likewise for field "problem".
5212 (df_add_problem): Make param const.
5214 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5216 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5217 inter-unit moves to/from vector registers are enabled. Do not disable
5220 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5222 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5223 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5225 (enum df_problem_id): ...this new enum.
5226 (struct df_problem): Convert field "id" from "int" to
5229 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5231 * rtl.def: Update comment for "things in the instruction chain" to
5232 reflect the removal of the leading "i" field for INSN_UID in
5233 r210360. Fix bogus apostrophe.
5235 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5237 * config/i386/i386.md
5238 (lea arith with mem operand + setcc peephole2): Set operator mode.
5240 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5243 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5244 (dimode_scalar_to_vector_candidate_p): This.
5245 (timode_scalar_to_vector_candidate_p): New function.
5246 (scalar_to_vector_candidate_p): Likewise.
5247 (timode_check_non_convertible_regs): Likewise.
5248 (timode_remove_non_convertible_regs): Likewise.
5249 (remove_non_convertible_regs): Likewise.
5250 (remove_non_convertible_regs): Renamed to ...
5251 (dimode_remove_non_convertible_regs): This.
5252 (scalar_chain::~scalar_chain): Make it virtual.
5253 (scalar_chain::compute_convert_gain): Make it pure virtual.
5254 (scalar_chain::mark_dual_mode_def): Likewise.
5255 (scalar_chain::convert_insn): Likewise.
5256 (scalar_chain::convert_registers): Likewise.
5257 (scalar_chain::add_to_queue): Make it protected.
5258 (scalar_chain::emit_conversion_insns): Likewise.
5259 (scalar_chain::replace_with_subreg): Likewise.
5260 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5261 (scalar_chain::convert_op): Likewise.
5262 (scalar_chain::convert_reg): Likewise.
5263 (scalar_chain::make_vector_copies): Likewise.
5264 (scalar_chain::convert_registers): New pure virtual function.
5265 (class dimode_scalar_chain): New class.
5266 (class timode_scalar_chain): Likewise.
5267 (scalar_chain::mark_dual_mode_def): Renamed to ...
5268 (dimode_scalar_chain::mark_dual_mode_def): This.
5269 (timode_scalar_chain::mark_dual_mode_def): New function.
5270 (timode_scalar_chain::convert_insn): Likewise.
5271 (dimode_scalar_chain::convert_registers): Likewise.
5272 (scalar_chain::compute_convert_gain): Renamed to ...
5273 (dimode_scalar_chain::compute_convert_gain): This.
5274 (scalar_chain::replace_with_subreg): Renamed to ...
5275 (dimode_scalar_chain::replace_with_subreg): This.
5276 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5277 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5278 (scalar_chain::make_vector_copies): Renamed to ...
5279 (dimode_scalar_chain::make_vector_copies): This.
5280 (scalar_chain::convert_reg): Renamed to ...
5281 (dimode_scalar_chain::convert_reg ): This.
5282 (scalar_chain::convert_op): Renamed to ...
5283 (dimode_scalar_chain::convert_op): This.
5284 (scalar_chain::convert_insn): Renamed to ...
5285 (dimode_scalar_chain::convert_insn): This.
5286 (scalar_chain::convert): Call convert_registers.
5287 (convert_scalars_to_vector): Change to scalar_chain pointer to
5288 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5289 in 32-bit mode. Delete scalar_chain pointer. Call
5290 free_dominance_info in 64-bit mode.
5291 (pass_stv::gate): Remove TARGET_64BIT check.
5292 (ix86_option_override): Put the 64-bit STV pass before the CSE
5295 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5297 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5298 dw_loc_frame_offset field.
5299 * dwarf2out.c (new_loc_descr): Likewise.
5300 (resolve_args_picking_1): Turn the VISITED hash set into a
5301 FRAME_OFFSET hash map. Use it to associate a frame offset to
5302 visited nodes. Remove uses of the CHECKING_P macro.
5303 (resolve_args_picking): Update call to resolve_args_picking_1.
5305 2016-04-27 Martin Liska <mliska@suse.cz>
5307 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5308 (free_loop_data): Release vuses of groups.
5310 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5312 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5313 instead of redundant use_id and boolean have_use_for.
5314 (struct iv_use): Change sub_id into group_id. Remove field next.
5315 Move fields: related_cands, n_map_members, cost_map and selected
5317 (struct iv_group): ... here. New structure.
5318 (struct iv_common_cand): Use structure declaration directly.
5319 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5320 (MAX_CONSIDERED_USES): Rename macro to ...
5321 (MAX_CONSIDERED_GROUPS): ... here.
5322 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5323 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5324 (dump_uses): Rename to ...
5325 (dump_groups): ... here. Update all uses.
5326 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5327 (find_induction_variables): Refactor format of dump information.
5328 (record_sub_use): Delete.
5329 (record_use): Update all uses.
5330 (record_group): New function.
5331 (record_group_use, find_interesting_uses_op): Call above functions.
5333 (find_interesting_uses_cond): Ditto.
5334 (group_compare_offset): New function.
5335 (split_all_small_groups): Rename to ...
5336 (split_small_address_groups_p): ... here. Update all uses.
5337 (split_address_groups): Update all uses.
5338 (find_interesting_uses): Refactor format of dump information.
5339 (add_candidate_1): Update all uses. Remove redundant check on iv,
5341 (add_candidate, record_common_cand): Remove redundant assert.
5342 (add_iv_candidate_for_biv): Update use.
5343 (add_iv_candidate_derived_from_uses): Update all uses.
5344 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5345 (alloc_use_cost_map): Ditto.
5346 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5347 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5348 (determine_use_iv_cost_generic): Ditto.
5349 (determine_group_iv_cost_generic): Ditto.
5350 (determine_use_iv_cost_address): Ditto.
5351 (determine_group_iv_cost_address): Ditto.
5352 (determine_use_iv_cost_condition): Ditto.
5353 (determine_group_iv_cost_cond): Ditto.
5354 (determine_use_iv_cost): Ditto.
5355 (determine_group_iv_cost): Ditto.
5356 (set_autoinc_for_original_candidates): Update all uses.
5357 (find_iv_candidates): Update all uses. Refactor dump information.
5358 (determine_use_iv_costs): Ditto.
5359 (determine_iv_costs): Ditto.
5360 (iv_ca_cand_for_use): Rename to ...
5361 (iv_ca_cand_for_group): ... here. Update all uses.
5362 (iv_ca_add_use, iv_ca_add_group): Ditto.
5363 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5364 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5365 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5366 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5367 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5368 (create_new_iv, adjust_iv_update_pos): Ditto.
5369 (rewrite_use_address): Delete.
5370 (rewrite_use_address_1): Rename to ...
5371 (rewrite_use_address): ... here.
5372 (rewrite_use_compare): Update all uses.
5373 (rewrite_use): Delete.
5374 (rewrite_uses): Rename to ...
5375 (rewrite_groups): ... here. Update all uses.
5376 (remove_unused_ivs, free_loop_data): Update all uses.
5377 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5379 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5381 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5382 for WORD_REGISTER_OPERATIONS to runtime check.
5384 2016-04-27 Richard Biener <rguenther@suse.de>
5387 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5388 aggregate_value_p to determine if a function result is
5389 returned by reference.
5390 (ipa_pta_execute): Functions having their address taken are
5391 not automatically nonlocal.
5393 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5396 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5397 * fold-const.c (operand_equal_p): If flag_checking and
5398 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5399 and if it returns non-zero, assert iterative_hash_expr on both
5402 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5404 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5406 2016-04-27 Nick Clifton <nickc@redhat.com>
5409 * varasm.c (merge_weak): Generate an error if an attempt is made
5410 to convert a non-weak static function into a weak, public function.
5412 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5414 * params.def (MAX_PARTITION_SIZE): New param.
5415 * doc/invoke.texi: Document lto-max-partition.
5417 2016-04-27 Richard Biener <rguenther@suse.de>
5420 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5421 function cummulating used_from_other_partition, externally_visible
5422 and force_output from aliases.
5423 (refered_from_nonlocal_var): Likewise.
5424 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5425 node flags properly.
5427 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5429 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5430 (-Wmemset-elt-size): New item.
5432 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5435 * stor-layout.h (internal_reference_types): Delete.
5436 * stor-layout.c (reference_types_internal): Likewise.
5437 (internal_reference_types): Likewise.
5438 (layout_type) <REFERENCE_TYPE>: Adjust.
5440 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5443 * tree.h (inchash::add_expr): Add FLAGS argument.
5444 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5445 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5446 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5447 Formatting fix. Adjust recursive calls. For tcc_comparison,
5448 if swap_tree_comparison (code) is smaller than code, hash that
5449 and arguments in the other order. Hash CONVERT_EXPR the same
5450 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5451 of ADDR_EXPR of decl as the decl itself. Add or remove
5452 OEP_ADDRESS_OF from recursive flags as needed. For
5453 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5454 operands commutatively and only the third one normally.
5455 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5457 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5459 * config/rtems.h (LIB_SPEC): Add -latomic.
5461 2016-04-27 Joel Sherrill <joel@rtems.org>
5463 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5464 xilink.ld and flags not relevant to RTEMS.
5466 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5468 * toplev.c (backend_init_target): Avoid calling init_reload when using
5471 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5473 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5474 for loops rather than one for the whole function.
5476 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5478 * match.pd (X + CST CMP X): New transformation.
5480 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5482 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5483 * fold-const.c (fold_binary_loc): Remove 2 transformations
5484 superseded by match.pd.
5485 * match.pd (x+x -> x*2): Generalize to integers.
5487 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5489 * config/i386/i386.md (operation on memory peephole): Duplicate an
5490 existing peephole and adapt it to match lea rather than an operation
5493 PR rtl-optimization/57193
5494 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5496 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5498 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5500 * tree-if-conv.c (any_pred_load_store): New static variable.
5501 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5502 any_pred_load_store instead of and_mask_load_store.
5503 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5504 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5505 (combine_blocks, tree_if_conversion): Ditto.
5507 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5509 PR tree-optimization/70771
5510 PR tree-optimization/70775
5511 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5512 virtual PHI nodes. Delete parameter.
5513 (if_convertible_loop_p_1): Delete argument to above function.
5514 (predicate_all_scalar_phis): Delete code handling single-argument
5516 (tree_if_conversion): Mark and update virtual SSA.
5518 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5521 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5522 (x86_elf_aligned_common): Rename to ...
5523 (x86_elf_aligned_decl_common): ... this.
5524 Add decl arg. Switch to .lbss for largecomm object. Use
5525 LARGECOMM_SECTION_ASM_OP.
5526 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5528 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5529 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5531 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5532 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5534 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5537 * config/i386/i386.c (SECTION_LARGE): Define.
5538 (x86_64_elf_select_section): Set it for large data/bss sections.
5539 Only clear SECTION_WRITE for .lrodata.
5540 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5542 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5543 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5544 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5546 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5547 * doc/tm.texi: Regenerate.
5549 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5552 * configure.ac (--enable-checking): Document extra flag, for
5553 non-release builds default to --enable-checking=yes,extra.
5554 If misc checking and extra checking, define CHECKING_P to 2 instead
5556 * common.opt (fchecking=): Add.
5557 * doc/invoke.texi (-fchecking=): Document.
5558 * doc/install.texi: Document --enable-checking changes.
5559 * configure: Regenerated.
5560 * config.in: Regenerated.
5562 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5564 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5565 attribute instead of which_alternative.
5566 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5567 Use EXT_REX_SSE_REG_P where appropriate.
5569 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/predicates.md (const0_operand): Do not match
5572 const_wide_int code.
5573 (const1_operand): Ditto.
5575 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5577 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5578 for SSE constm1 operands and TARGET_AVX512VL.
5579 (*movti_internal): Ditto.
5580 (*mov<mode>_or): Use constm1_operand predicate.
5581 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5582 for SSE vector_all_ones operands and TARGET_AVX512VL.
5583 * config/i386/predicates.md (constm1_operand): New predicate.
5584 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5585 emission of constant -1 load.
5587 2016-04-25 Jason Merrill <jason@redhat.com>
5589 * gdbinit.in: Skip is-a.h.
5591 * attribs.c (register_scoped_attributes): Fix logic.
5592 * attribs.h: Declare register_scoped_attributes.
5594 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5596 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5597 stxvd2x and stxvw4x built-in functions.
5599 2016-04-25 DJ Delorie <dj@redhat.com>
5601 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5602 (ashrhi3): Likewise.
5603 (lshrhi3): Likewise.
5605 2016-04-25 Richard Biener <rguenther@suse.de>
5607 PR tree-optimization/70780
5608 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5610 (compute_antic): Mark blocks with abnormal preds as visited as
5611 they have a final empty antic-in solution already.
5613 2016-04-25 Michael Collison <michael.collison@linaro.org>
5615 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5617 2016-04-25 Michael Collison <michael.collison@linaro.org>
5619 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5620 mode is VQI to improve mixed mode vectorization.
5621 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5622 define_insn to match low half of signed vaddw.
5623 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5624 define_insn to match high half of signed vaddw.
5625 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5626 define_insn to match low half of unsigned vaddw.
5627 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5628 define_insn to match high half of unsigned vaddw.
5629 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5630 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5631 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5633 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5634 * config/arm/predicates.md (vect_par_constant_high): Support
5635 big endian and simplify by calling
5636 arm_simd_check_vect_par_cnst_half
5637 (vect_par_constant_low): Likewise.
5639 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5641 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5642 predicate for operand 2.
5644 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5645 H.J. Lu <hongjiu.lu@intel.com>
5647 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5648 machine_mode argument.
5649 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5650 constm1_rtx operands. For VOIDmode constants, get mode from
5651 pred_mode. Check mode size if the mode is supported by ABI.
5652 (standard_sse_constant_opcode): Do not use standard_constant_p.
5653 Strictly check ABI support for all-ones operands.
5654 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5655 immediates. Update calls to standard_sse_constant_p.
5656 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5657 (ix86_rtx_costs): Ditto.
5658 * config/i386/i386.md (*movxi_internal_avx512f): Use
5659 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5660 Use (v,BC) alternative instead of (v,C). Use register_operand
5661 checks instead of MEM_P.
5662 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5663 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5664 isa attribute. Use register_operand checks instead of MEM_P.
5665 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5666 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5667 alternative and corresponding sse2 isa attribute.
5668 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5669 to standard_sse_constant_p.
5670 (FP constant splitters): Ditto.
5671 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5673 * config/i386/predicates.md (constm1_operand): Remove.
5674 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5675 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5676 vector_all_ones_operand instead of constm1_operand.
5678 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5680 * print-rtl.c (print_rtx_insn_vec): New function.
5681 * print-rtl.h: New prototype.
5682 * store-motion.c (struct st_expr): Make avail_stores a vector.
5683 (st_expr_entry): Adjust.
5684 (free_st_expr_entry): Likewise.
5685 (print_store_motion_mems): Likewise.
5686 (find_moveable_store): Likewise.
5687 (compute_store_table): Likewise.
5688 (delete_store): Likewise.
5689 (build_store_vectors): Likewise.
5691 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5693 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5695 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5697 * vec.h (vec_safe_contains): New function.
5698 (vec::contains): Likewise.
5699 (vec::begin): Likewise.
5700 (vec::end): Likewise.
5702 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5705 * cfgexpand.c (expand_stack_vars): Fix typo.
5707 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5709 * system.h (list, map, set, vector): Include conditionally.
5710 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5711 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5712 * ipa-icf.c (INCLUDE_LIST): Define.
5713 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5714 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5715 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5716 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5717 * cp/logic.cc (INCLUDE_LIST): Define.
5718 * fortran/trans-common.c (INCLUDE_MAP): Define.
5720 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5722 * auto-profile.c: Remove <string.h> include.
5723 * ipa-icf-gimple.c: Remove <list> include.
5724 * diagnostic.c: Remove <new> include.
5725 * genmatch.c: Likewise.
5726 * pretty-print.c: Likewise.
5727 * toplev.c: Likewise
5728 * c/c-objc-common.c: Likewise.
5729 * cp/error.c: Likewise.
5730 * fortran/error.c: Likewise.
5732 2016-04-22 Richard Biener <rguenther@suse.de>
5734 * lto-streamer-in.c (input_ssa_names): Do not allocate
5735 GIMPLE_NOP for all SSA names.
5736 * lto-streamer-out.c (output_ssa_names): Do not output
5737 SSA names that should have been released.
5739 2016-04-22 Richard Biener <rguenther@suse.de>
5741 PR tree-optimization/70740
5742 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5745 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5748 * config/i386/predicates.md (call_insn_operand): Replace
5749 sibcall_memory_operand with memory_operand.
5751 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5753 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5754 has_single_use() tests.
5755 (register_edge_assert_for_1): Likewise.
5756 (find_assert_locations_1): Check the liveness bitmap instead of
5757 checking has_single_use().
5759 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5762 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5763 Extract AVX-512BW constraint from AVX.
5765 2016-04-21 Richard Biener <rguenther@suse.de>
5767 PR tree-optimization/70725
5768 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5769 for phi_convertible_by_degenerating_args.
5770 (predicate_all_scalar_phis): Handle single-argument PHIs.
5772 2016-04-21 Richard Biener <rguenther@suse.de>
5775 * fold-const.c (fold_comparison): Return properly typed
5778 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5780 PR tree-optimization/70715
5781 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5782 after expanding BASE using expand_simple_operations.
5784 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5786 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5787 New transformations.
5789 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5791 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5793 2016-04-20 Jan Hubicka <jh@suse.cz>
5795 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5796 ultiimate_alias_target.
5797 (update_callee_keys): Likewise.
5798 (lookup_recursive_calls): Likewise.
5799 (speculation_useful_p): Likewise.
5801 2016-04-20 Jan Hubicka <jh@suse.cz>
5804 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5805 (set_nothrow_flag_1): ... this; handle interposition correctly;
5806 recurse on aliases and thunks.
5807 (cgraph_node::set_nothrow_flag): New.
5808 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5809 functions compiled with non-call exceptions that binds to current
5811 (propagate_nothrow): Be safe WRT interposition.
5812 * cgraph.h (set_nothrow_flag): Update prototype.
5814 2016-04-18 Jan Hubicka <jh@suse.cz>
5816 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5817 max_loop_iterations_int.
5818 (tree_unswitch_outer_loop): Likewise.
5820 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5822 PR tree-optimization/69489
5823 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5824 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5825 Revise dump message.
5826 (if_convertible_bb_p): Remove check on edge count of basic block's
5829 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5831 PR tree-optimization/56625
5832 PR tree-optimization/69489
5833 * tree-data-ref.h (DR_INNERMOST): New macro.
5834 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5835 hashing struct innermost_loop_behavior.
5836 (ref_DR_map): Remove.
5837 (innermost_DR_map): New map.
5838 (baseref_DR_map): Revise comment.
5839 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5840 to innermost_DR_map accroding to its innermost loop behavior.
5841 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5842 to its innermost loop behavior.
5843 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5844 Add initialization for innermost_DR_map. Record memory reference
5845 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5846 have innermost loop behavior.
5847 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5850 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5852 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5853 *lea_general_1. Use explicit SWI12 mode interator.
5854 (*lea<mode>_general_2): Rename from *lea_general_2.
5855 Use explicit SWI12 mode interator.
5856 (*lea<mode>_general_3): Rename from *lea_general_3.
5857 Use explicit SWI12 mode interator.
5858 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5859 Use explicit SWI12 mode interator.
5860 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5861 Use explicit SWI48 mode interator.
5863 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5865 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5866 Short-cut unaligned load and store cases. Handle all integer
5868 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5869 and store cases. Call ix86_avx256_split_vector_move_misalign
5870 directly without checking mode class.
5872 2016-04-20 Andrew Pinski <apinski@cavium.com>
5873 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5876 * config/aarch64/aarch64.md (sibcall): Force call
5877 address to be DImode for ILP32.
5878 (sibcall_value): Likewise.
5880 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5882 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5884 2016-04-20 Richard Biener <rguenther@suse.de>
5886 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5887 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5888 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5889 (maybe_push_res_to_seq): Adjust.
5890 * gimple-fold.c (maybe_build_generic_op): Likewise.
5892 2016-04-20 Marek Polacek <polacek@redhat.com>
5894 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5897 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5899 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5900 use kmovw to support AVX512F target.
5902 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5904 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5906 2016-04-20 Marek Polacek <polacek@redhat.com>
5908 PR tree-optimization/70725
5909 * tree-if-conv.c (is_false_predicate): New function.
5910 (predicate_mem_writes): Use it.
5912 2016-04-20 Richard Biener <rguenther@suse.de>
5914 PR tree-optimization/70726
5915 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5916 shift amounts from a pattern stmt operand.
5918 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5921 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5922 stack_restore_from_fpr pattern when restoring r15.
5923 (s390_optimize_prologue): Strip away the memory barrier in the
5924 parallel when trying to get rid of restore insns.
5925 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5926 definition for loading the stack pointer from an FPR. Compared to
5927 the normal move insn this pattern includes a full memory barrier.
5929 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5932 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5933 implicitly linear or lastprivate iterator on the outer context.
5935 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5937 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5939 * config/i386/i386.md (ssememalign): Removed.
5940 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5942 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5946 const short * to __builtin_ia32_loaddquhi512_mask.
5947 (_mm512_maskz_loadu_epi16): Likewise.
5948 (_mm512_mask_storeu_epi16): Pass short * to
5949 __builtin_ia32_storedquhi512_mask.
5950 (_mm512_mask_loadu_epi8): Pass const char * to
5951 __builtin_ia32_loaddquqi512_mask.
5952 (_mm512_maskz_loadu_epi8): Likewise.
5953 (_mm512_mask_storeu_epi8): Pass char * to
5954 __builtin_ia32_storedquqi512_mask.
5955 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5956 const double * to __builtin_ia32_loadupd512_mask.
5957 (_mm512_mask_loadu_pd): Likewise.
5958 (_mm512_maskz_loadu_pd): Likewise.
5959 (_mm512_storeu_pd): Pass double * to
5960 __builtin_ia32_storeupd512_mask.
5961 (_mm512_mask_storeu_pd): Likewise.
5962 (_mm512_loadu_ps): Pass const float * to
5963 __builtin_ia32_loadups512_mask.
5964 (_mm512_mask_loadu_ps): Likewise.
5965 (_mm512_maskz_loadu_ps): Likewise.
5966 (_mm512_storeu_ps): Pass float * to
5967 __builtin_ia32_storeups512_mask.
5968 (_mm512_mask_storeu_ps): Likewise.
5969 (_mm512_mask_loadu_epi64): Pass const long long * to
5970 __builtin_ia32_loaddqudi512_mask.
5971 (_mm512_maskz_loadu_epi64): Likewise.
5972 (_mm512_mask_storeu_epi64): Pass long long *
5973 to __builtin_ia32_storedqudi512_mask.
5974 (_mm512_loadu_si512): Pass const int * to
5975 __builtin_ia32_loaddqusi512_mask.
5976 (_mm512_mask_loadu_epi32): Likewise.
5977 (_mm512_maskz_loadu_epi32): Likewise.
5978 (_mm512_storeu_si512): Pass int * to
5979 __builtin_ia32_storedqusi512_mask.
5980 (_mm512_mask_storeu_epi32): Likewise.
5981 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5982 char * to __builtin_ia32_storedquqi256_mask.
5983 (_mm_mask_storeu_epi8): Likewise.
5984 (_mm256_mask_loadu_epi16): Pass const short * to
5985 __builtin_ia32_loaddquhi256_mask.
5986 (_mm256_maskz_loadu_epi16): Likewise.
5987 (_mm_mask_loadu_epi16): Pass const short * to
5988 __builtin_ia32_loaddquhi128_mask.
5989 (_mm_maskz_loadu_epi16): Likewise.
5990 (_mm256_mask_loadu_epi8): Pass const char * to
5991 __builtin_ia32_loaddquqi256_mask.
5992 (_mm256_maskz_loadu_epi8): Likewise.
5993 (_mm_mask_loadu_epi8): Pass const char * to
5994 __builtin_ia32_loaddquqi128_mask.
5995 (_mm_maskz_loadu_epi8): Likewise.
5996 (_mm256_mask_storeu_epi16): Pass short * to.
5997 __builtin_ia32_storedquhi256_mask.
5998 (_mm_mask_storeu_epi16): Pass short * to.
5999 __builtin_ia32_storedquhi128_mask.
6000 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6001 const double * to __builtin_ia32_loadupd256_mask.
6002 (_mm256_maskz_loadu_pd): Likewise.
6003 (_mm_mask_loadu_pd): Pass onst double * to
6004 __builtin_ia32_loadupd128_mask.
6005 (_mm_maskz_loadu_pd): Likewise.
6006 (_mm256_mask_storeu_pd): Pass double * to
6007 __builtin_ia32_storeupd256_mask.
6008 (_mm_mask_storeu_pd): Pass double * to
6009 __builtin_ia32_storeupd128_mask.
6010 (_mm256_mask_loadu_ps): Pass const float * to
6011 __builtin_ia32_loadups256_mask.
6012 (_mm256_maskz_loadu_ps): Likewise.
6013 (_mm_mask_loadu_ps): Pass const float * to
6014 __builtin_ia32_loadups128_mask.
6015 (_mm_maskz_loadu_ps): Likewise.
6016 (_mm256_mask_storeu_ps): Pass float * to
6017 __builtin_ia32_storeups256_mask.
6018 (_mm_mask_storeu_ps): ass float * to
6019 __builtin_ia32_storeups128_mask.
6020 (_mm256_mask_loadu_epi64): Pass const long long * to
6021 __builtin_ia32_loaddqudi256_mask.
6022 (_mm256_maskz_loadu_epi64): Likewise.
6023 (_mm_mask_loadu_epi64): Pass const long long * to
6024 __builtin_ia32_loaddqudi128_mask.
6025 (_mm_maskz_loadu_epi64): Likewise.
6026 (_mm256_mask_storeu_epi64): Pass long long * to
6027 __builtin_ia32_storedqudi256_mask.
6028 (_mm_mask_storeu_epi64): Pass long long * to
6029 __builtin_ia32_storedqudi128_mask.
6030 (_mm256_mask_loadu_epi32): Pass const int * to
6031 __builtin_ia32_loaddqusi256_mask.
6032 (_mm256_maskz_loadu_epi32): Likewise.
6033 (_mm_mask_loadu_epi32): Pass const int * to
6034 __builtin_ia32_loaddqusi128_mask.
6035 (_mm_maskz_loadu_epi32): Likewise.
6036 (_mm256_mask_storeu_epi32): Pass int * to
6037 __builtin_ia32_storedqusi256_mask.
6038 (_mm_mask_storeu_epi32): Pass int * to
6039 __builtin_ia32_storedqusi128_mask.
6040 * config/i386/i386-builtin-types.def (PCSHORT): New.
6042 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6043 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6044 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6045 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6046 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6047 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6048 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6049 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6050 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6051 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6052 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6053 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6054 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6055 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6056 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6057 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6058 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6059 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6060 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6061 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6062 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6063 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6064 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6065 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6066 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6067 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6068 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6069 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6070 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6071 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6072 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6073 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6074 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6075 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6076 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6077 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6078 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6079 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6080 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6081 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6082 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6083 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6084 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6085 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6086 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6087 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6088 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6089 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6090 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6092 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6093 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6095 (ix86_expand_vector_move_misalign): Likewise.
6096 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6097 to scalar function prototype for unaligned load/store builtins.
6098 (ix86_expand_special_args_builtin): Updated.
6099 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6100 (UNSPEC_STOREU): Likewise.
6101 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6102 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6103 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6104 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6105 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6106 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6107 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6108 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6109 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6110 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6111 (<avx512>_storedqu<mode>_mask): Likewise.
6112 (*sse4_2_pcmpestr_unaligned): Likewise.
6113 (*sse4_2_pcmpistr_unaligned): Likewise.
6114 (*mov<mode>_internal): Renamed to ...
6115 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6116 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6117 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6118 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6120 2016-04-19 Richard Biener <rguenther@suse.de>
6122 PR tree-optimization/70171
6123 * tree-ssa-phiprop.c: Include stor-layout.h.
6124 (phiprop_insert_phi): Handle the aggregate copy case.
6125 (propagate_with_phi): Likewise.
6127 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6130 instead of simplify_gen_subreg (... , 0).
6131 (ix86_delegitimize_address): Ditto.
6132 (ix86_split_divmod): Ditto.
6133 (ix86_split_copysign_const): Ditto.
6134 (ix86_split_copysign_var): Ditto.
6135 (ix86_expand_args_builtin): Ditto.
6136 (ix86_expand_round_builtin): Ditto.
6137 (ix86_expand_special_args_builtin): Ditto.
6138 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6139 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6140 (udivmodqi4): Ditto.
6141 (absneg splitters): Ditto.
6142 (*jcc_bt<mode>_1): Ditto.
6144 2016-04-19 Richard Biener <rguenther@suse.de>
6146 PR tree-optimization/70724
6147 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6148 restoring out from ...
6149 (free_scc_vn): ... here.
6150 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6151 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6153 (pass_fre::execute): Restore SSA info.
6155 2016-04-19 Richard Biener <rguenther@suse.de>
6157 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6158 * gimple-walk.c (walk_gimple_op): Initialize it.
6159 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6160 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6161 remapping SSA names of defs.
6162 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6165 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6168 * lra-constraints.c (equiv_substition_p): New.
6169 (process_alt_operands): Use it.
6170 (swap_operands): Swap it.
6171 (curr_insn_transform): Update it.
6173 2016-04-18 Michael Matz <matz@suse.de>
6175 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6176 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6177 * tree-core.h (tree_type_common.align): Use bit-field.
6178 (tree_type_common.spare): New.
6179 (tree_decl_common.off_align): Make smaller.
6180 (tree_decl_common.align): Use bit-field.
6182 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6183 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6184 (scan_sharing_clauses): Ditto.
6185 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6186 (omp_finish_file): Ditto.
6187 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6188 (layout_decl): Ditto.
6189 (relayout_decl): Ditto.
6190 (finalize_record_size): Use SET_TYPE_ALIGN.
6191 (finalize_type_size): Ditto.
6192 (finish_builtin_struct): Ditto.
6193 (layout_type): Ditto.
6194 (initialize_sizetypes): Ditto.
6195 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6196 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6197 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6198 (get_chain_field): Ditto.
6199 (get_trampoline_type): Ditto.
6200 (get_nl_goto_field): Ditto.
6201 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6203 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6204 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6205 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6206 (build_qualified_type): Use SET_TYPE_ALIGN.
6207 (build_aligned_type, build_range_type_1): Ditto.
6208 (build_atomic_base): Ditto.
6209 (build_common_tree_nodes): Ditto.
6210 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6211 (expand_one_stack_var_at): Ditto.
6212 * coverage.c (build_var): Use SET_DECL_ALIGN.
6213 * except.c (init_eh): Ditto.
6214 * function.c (assign_parm_setup_block): Ditto.
6215 * symtab.c (increase_alignment_1): Ditto.
6216 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6217 * tree-vect-stmts.c (ensure_base_align): Ditto.
6218 * varasm.c (align_variable): Ditto.
6219 (assemble_variable): Ditto.
6220 (build_constant_desc): Ditto.
6221 (output_constant_def_contents): Ditto.
6223 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6224 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6225 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6226 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6227 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6229 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6232 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6233 replace %vmovsd with "%vmovq".
6234 (vec_concatv2df): Likewise.
6236 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6239 (*vec_extractv2si_0): Ditto.
6240 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6241 (zero_extended_scalar_load_operand splitters): Ditto.
6242 (vec_extract splitters): Ditto.
6243 (*vec_extractv4si_0_zext): Ditto.
6244 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6246 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6247 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6248 (*sse4_1_extractps): Use lowpart_subreg.
6249 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6251 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6253 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6255 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6256 Mention Solaris 11 packaging changes.
6257 Update gas and gld requirements.
6258 Remove reference to pre-Solaris 10 bug.
6259 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6261 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6264 2016-04-17 Jan Hubicka <jh@suse.cz>
6266 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6267 max_loop_iterations_int.
6269 2016-04-18 Richard Biener <rguenther@suse.de>
6271 PR tree-optimization/43434
6272 * tree-ssa-structalias.c (struct vls_data): New.
6273 (visit_loadstore): Handle all pointer-based accesses.
6274 (compute_dependence_clique): Compute a bitmap of restrict tags
6275 assigned bases and pass it to visit_loadstore.
6277 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6280 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6281 armv8.1-a and armv8.1-a+crc.
6283 2016-04-18 Richard Biener <rguenther@suse.de>
6285 PR tree-optimization/70701
6286 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6287 references after translating through a memcpy.
6289 2016-04-18 Richard Biener <rguenther@suse.de>
6291 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6292 (compute_antic): ... here. For partial antic use regular
6293 postorder and scrap iteration.
6294 (compute_partial_antic_aux): Remove unused return value.
6295 (init_pre): Do not allocate postorder.
6296 (fini_pre): Do not free postorder.
6298 2016-04-18 Richard Biener <rguenther@suse.de>
6301 * expmed.c (extract_bit_field_1): Remove broken case
6302 using a wider MODE_INT mode.
6304 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6306 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6307 unless compiling with at least GCC-4.8.
6309 2016-04-17 Jan Hubicka <jh@suse.cz>
6312 * graphite.c (graphite_finalize): Update call to
6313 tree_estimate_probability.
6314 * predict.h (tree_estimate_probability): Update prototype.
6316 2016-04-17 Jan Hubicka <jh@suse.cz>
6318 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6319 (tree_estimate_probability): Likewise.
6320 (pass_profile::execute): Update.
6321 (report_predictor_hitrates): New function.
6322 * profile.c (compute_branch_probabilities): Use it.
6323 * predict.h (report_predictor_hitrates): Declare.
6325 2016-04-17 Jan Hubicka <jh@suse.cz>
6328 * cgraph.h (cgraph_node::set_const_flag,
6329 cgraph_node::set_pure_flag): Update prototype to return bool;
6331 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6332 of interposable symbol are interposable, too.
6333 (cgraph_set_const_flag_1): Rename to ...
6334 (set_const_flag_1): ... this one; change to self recursive function
6335 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6336 clearnig the flag in all variants and also virtual thunks of const
6337 functions are pure; track if any change was done.
6338 (cgraph_node::set_const_flag): Update.
6339 (struct set_pure_flag_info): New struct.
6340 (cgraph_set_pure_flag_1): Rename to ...
6341 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6342 rather than pointer encoded flags; track if any changes was done;
6343 handle correctly clearning flag and setting flag of aliases already
6345 (cgraph_node::set_pure_flag): Update.
6346 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6348 2016-04-17 Tom de Vries <tom@codesourcery.com>
6351 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6354 2016-04-17 Tom de Vries <tom@codesourcery.com>
6356 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6357 '{}<> ' as escape-for-record.
6359 2016-04-17 Tom de Vries <tom@codesourcery.com>
6361 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6364 2016-04-17 Tom de Vries <tom@codesourcery.com>
6367 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6368 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6369 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6370 * passes.c (finish_optimization_passes): Only call
6371 finish_graph_dump_file if dfi->graph_dump_initialized.
6372 (execute_function_dump, pass_init_dump_file): Use
6373 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6375 2016-04-17 Tom de Vries <tom@codesourcery.com>
6377 PR tree-optimization/70256
6378 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6379 (debug_varmap): New function.
6381 2016-04-17 Tom de Vries <tom@codesourcery.com>
6384 * passes.c (pass_manager::register_pass): Propagate pflags.
6386 2016-04-17 Tom de Vries <tom@codesourcery.com>
6389 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6390 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6391 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6392 check if it's equal to p_start.
6393 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6395 2016-04-15 Jan Hubicka <jh@suse.cz>
6398 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6399 function does not bind to current def.
6400 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6401 handle conservatively calls to functions that does not need to bind
6403 (check_call): Update call of worse_state.
6404 (ignore_edge_for_nothrow): Update.
6405 (ignore_edge_for_pure_const): Likewise.
6406 (propagate_pure_const): Update calls to worse_state.
6407 (skip_function_for_local_pure_const): Reformat comments.
6409 2016-04-15 Jan Hubicka <jh@suse.cz>
6412 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6413 (cgraph_node::function_symbol): Likewise.
6414 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6415 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6416 (symtab_node::ultimate_alias_target): Add REF parameter.
6417 (symtab_node::binds_to_current_def_p): Declare.
6418 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6419 (cgraph_node::function_symbol): Likewise.
6420 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6421 (cgraph_node::get_availability): Likewise.
6422 (cgraph_edge::binds_to_current_def_p): New inline function.
6423 (varpool_node::get_availability): Add REF parameter.
6424 (varpool_node::ultimate_alias_target): Likewise.
6425 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6426 (symtab_node::binds_to_current_def_p): Likewise.
6427 * varpool.c (varpool_node::get_availability): Likewise.
6429 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6432 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6433 Fix mode size check.
6435 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6437 * BASE-VER: Set to 7.0.0.
6439 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6441 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6443 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6445 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6446 architecture revisions.
6448 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6450 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6451 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6452 * config/i386/i386.md (stack decrement to push peepholes): Guard
6453 with !x86_using_red_zone ().
6455 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6458 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6459 to dump_generic_node.
6460 (NIY): Pass also flags to do_niy.
6462 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6464 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6465 (simd_clone_vector_of_formal_parm_types)
6466 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6467 (simd_clone_mangle, simd_clone_create)
6468 (simd_clone_adjust_return_type, create_tmp_simd_array)
6469 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6470 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6471 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6472 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6473 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6474 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6475 * omp-simd-clone.c: ... this new file.
6476 (simd_clone_vector_of_formal_parm_types): Make it static.
6477 * Makefile.in (OBJS): Add omp-simd-clone.o.
6479 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6482 * config/i386/sse.md: Use proper memory operand modifiers.
6485 2016-04-15 Richard Biener <rguenther@suse.de>
6486 Alan Modra <amodra@gmail.com>
6488 PR tree-optimization/70130
6489 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6490 when alignment stays not the same and no not use the realign
6493 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6496 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6497 direct move handlers for KFmode. Change TFmode handlers test from
6498 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6500 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6503 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6504 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6505 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6506 * tree-ssa-live.c (remove_unused_scope_block_p): When
6507 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6508 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6509 block_ultimate_origin is FUNCTION_DECL.
6510 (remove_unused_locals): If current_function_decl is
6511 polymorphic_ctor_dtor_p, pass initial true to
6512 remove_unused_scope_block_p' is_ctor_dtor_block.
6514 2016-04-14 Martin Sebor <msebor@redhat.com>
6519 * doc/extend.texi (Variable Length): Revert.
6521 2016-04-14 Marek Polacek <polacek@redhat.com>
6522 Jan Hubicka <hubicka@ucw.cz>
6525 * tree.c (verify_type): Disable the canonical type of main variant
6528 2016-04-14 Jason Merrill <jason@redhat.com>
6530 * cfgexpand.c, expr.c: Revert previous change.
6532 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6535 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6536 when building a mem ref for the incoming reduction variable.
6538 2016-04-14 Richard Biener <rguenther@suse.de>
6540 PR tree-optimization/70614
6541 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6542 loop if the evolution dropped to chrec_dont_know.
6543 (interpret_condition_phi): Likewise.
6545 2016-04-14 Richard Biener <rguenther@suse.de>
6547 PR tree-optimization/70623
6548 * tree-ssa-pre.c (changed_blocks): Make global ...
6549 (compute_antic): ... local here. Move and fix worklist
6550 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6551 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6552 worklist handling, dump when ANTIC_IN changed.
6553 (compute_partial_antic_aux): Remove worklist handling.
6554 (init_pre): Do not compute post dominators. Add a comment about
6555 the CFG order chosen.
6556 (fini_pre): Do not free post dominators.
6558 2016-04-13 Martin Sebor <msebor@redhat.com>
6563 * doc/extend.texi (Variable Length): Document C++ specifics.
6565 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6568 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6569 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6570 eh edges have been purged.
6573 * tree-sra.c (create_access_replacement,
6574 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6576 * tree-pretty-print.c (dump_fancy_name): New function.
6577 (dump_decl_name, dump_generic_node): Use it.
6579 2016-04-13 Jason Merrill <jason@redhat.com>
6581 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6582 * expr.c (expand_expr_real_1): Likewise.
6584 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6586 * config/i386/i386.md (kunpckhi): Swap operands.
6587 (kunpcksi): Likewise.
6588 (kunpckdi): Likewise.
6589 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6590 (vec_pack_trunc_<mode>): Likewise.
6592 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6595 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6598 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6599 gimplification turns some element into non-constant.
6602 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6603 * explow.c (convert_memory_address_addr_space_1): No longer static,
6604 add NO_EMIT argument and don't call convert_modes if true, pass
6605 it down recursively, remove break after return.
6606 (convert_memory_address_addr_space): Adjust caller.
6607 * simplify-rtx.c (simplify_unary_operation_1): Call
6608 convert_memory_address_addr_space_1 instead of convert_memory_address,
6609 if it returns NULL, don't simplify.
6611 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6614 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6616 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6618 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6619 Bump the upper SIMDLEN limits, so that if the return type or
6620 characteristic type if the return type is void can be passed in
6621 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6624 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6627 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6628 Do not use "=" constraint on an input constraint.
6629 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6630 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6631 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6632 generates (neg (abs ...)) instead of (abs ...).
6634 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6636 PR rtl-optimization/70596
6637 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6638 just invalidate LRA data and reset them. Adjust dump wording.
6640 2016-04-12 Martin Liska <mliska@suse.cz>
6643 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6645 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6647 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6648 max_loop_iterations_int.
6649 (tree_unswitch_outer_loop): Likewise.
6650 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6651 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6653 2016-04-12 Tom de Vries <tom@codesourcery.com>
6655 PR tree-optimization/68756
6656 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6657 instead of new_name.
6659 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6661 PR tree-optimization/70602
6662 * tree-sra.c (generate_subtree_copies): Don't write anything into
6663 constant pool decls.
6665 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6666 regardless whether there are depend clauses or not.
6668 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6671 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6672 target attribute and pragma from changing the -mfloat128
6673 and -mfloat128-hardware options.
6675 * doc/extend.texi (Additional Floating Types): Document PowerPC
6676 __float128 restrictions.
6678 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6681 * config/aarch64/driver-aarch64.c
6682 (aarch64_get_extension_string_for_isa_flags): New.
6683 (arch_extension): Rename to...
6684 (aarch64_arch_extension): ...This.
6685 (ext_to_feat_string): Rename to...
6686 (aarch64_extensions): ...This.
6687 (aarch64_core_data): Keep track of architecture extension flags.
6688 (cpu_data): Rename to...
6689 (aarch64_cpu_data): ...This.
6690 (aarch64_arch_driver_info): Keep track of architecture extension
6692 (get_arch_name_from_id): Rename to...
6693 (get_arch_from_id): ...This, change return type.
6694 (host_detect_local_cpu): Update and reformat for renames, handle
6695 extensions through common infrastructure.
6697 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6700 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6701 track of a canonical flag name.
6702 (all_extensions): Likewise.
6703 (arch_to_arch_name): Also track extension flags enabled by the arch.
6704 (all_architectures): Likewise.
6705 (aarch64_parse_extension): Move to here.
6706 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6708 (aarch64_rewrite_selected_cpu): Update for above change.
6709 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6710 are handled, such that the single explicit value enabled by an
6711 extension is kept seperate from the implicit values it also enables.
6712 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6714 (aarch64_parse_extension): New.
6715 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6716 here to config/aarch64/aarch64-protos.h.
6717 (aarch64_parse_extension): Move from here to
6718 common/config/aarch64/aarch64-common.c.
6719 (aarch64_option_print): Update.
6720 (aarch64_declare_function_name): Likewise.
6721 (aarch64_start_file): Likewise.
6722 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6723 the canonical flag for extensions.
6724 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6727 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6729 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6732 2016-04-09 Tom de Vries <tom@codesourcery.com>
6734 PR tree-optimization/68953
6735 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6736 first to last subscript.
6738 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6740 PR tree-optimization/70586
6741 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6744 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6748 PR tree-optimization/70373
6752 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6753 clauses for acc parallel reductions as necessary. Error on those
6755 * omp-low.c (scan_sharing_clauses): Don't install variables which
6756 are used in acc parallel reductions.
6757 (lower_rec_input_clauses): Remove dead code.
6758 (lower_oacc_reductions): Add support for reference reductions.
6759 (lower_reduction_clauses): Remove dead code.
6760 (lower_omp_target): Don't remap variables appearing in acc parallel
6762 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6764 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6767 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6768 with multiple SSA_NAME defs, force the outputs other than first
6769 to be live before calling live_track_process_def on each output.
6771 PR rtl-optimization/70574
6772 * fwprop.c (forward_propagate_and_simplify): Don't add
6773 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6774 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6775 paradoxical subregs within *loc.
6777 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6779 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6780 -ftree-parallelize-loops={0,1}.
6781 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6782 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6783 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6784 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6785 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6787 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6790 * asan.c (instrument_derefs): If we get unknown location, extract it
6792 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6794 2016-04-08 Tom de Vries <tom@codesourcery.com>
6796 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6797 implicit firstprivate clause.
6799 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6802 * config/arm/thumb2.md (tst + branch-> lsls + branch
6803 peephole below *orsi_not_shiftsi_si): Require that condition
6804 register is dead after the peephole.
6805 (second peephole after the above): Likewise.
6807 2016-04-08 Alan Modra <amodra@gmail.com>
6810 * builtins.c (fold_builtin_classify): For IBM extended precision,
6811 look at just the high-order double to test for NaN.
6812 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6813 test just the high double for Inf but both doubles for subnormal
6816 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6818 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6819 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6820 node->simdclone->mask_mode != VOIDmode masks.
6821 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6822 earlier, use it instead of node->simdclone.
6823 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6824 Set clonei->mask_mode.
6826 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6829 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6830 Pass it through to cp_parser_already_scoped_statement.
6831 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6832 it through to cp_parser_statement.
6833 (cp_parser_statement): Pass IF_P through to
6834 cp_parser_iteration_statement.
6835 (cp_parser_pragma): Adjust call to
6836 cp_parser_iteration_statement.
6838 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6841 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6842 resolve a future -Wparentheses warning.
6843 * omp-low.c (scan_sharing_clauses): Likewise.
6844 * tree-parloops.c (eliminate_local_variables): Likewise.
6846 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6848 PR rtl-optimization/70398
6849 * lra-constraints.c (process_address_1): Check zero scale and code
6850 for reloading with zero scale.
6852 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6854 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6855 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6857 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6859 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6860 Add support for AVX512F clones, include them by default for
6861 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6862 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6866 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6867 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6868 firstprivate clauses.
6869 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6870 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6871 (lower_omp_target): Set TREE_NO_WARNING for
6872 non-addressable possibly uninitialized vars which are copied into
6873 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6875 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6877 * config/pa/predicates.md (integer_store_memory_operand): Accept
6878 REG+D operands with a large offset when reload_in_progress is true.
6879 (floating_point_store_memory_operand): Likewise.
6881 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6884 * match.pd (nested int casts): Limit to GIMPLE.
6886 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6889 * ipa-devirt.c (maybe_record_node): Fix comment; use
6890 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6892 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6894 PR rtl-optimization/70542
6895 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6896 if there are any uses other than insn or debug insns.
6898 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6899 Jakub Jelinek <jakub@redhat.com>
6901 PR tree-optimization/70509
6902 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6903 Shift HOST_WIDE_INT_1U instead of 1.
6905 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6907 PR tree-optimization/70509
6908 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6909 of the vector base type for index.
6911 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6914 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6916 2016-04-05 Richard Biener <rguenther@suse.de>
6918 PR tree-optimization/70526
6919 * tree-sra.c (build_ref_for_offset): Use prev_base to
6920 extract the alias pointer type.
6922 2016-04-05 Richard Biener <rguenther@suse.de>
6924 * dse.c (struct store_info): Remove alias_set member.
6925 (struct read_info_type): Likewise.
6926 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6927 spill_deleted, clear_alias_set_lookup): Remove.
6928 (get_group_info): Remove dead base == NULL_RTX case.
6929 (dse_step0): Remove initialization of removed variables.
6930 (delete_dead_store_insn): Reomve alias set dumping.
6931 (free_read_records): Remove alias_set handling.
6932 (canon_address): Remove alias_set_out parameter.
6933 (record_store): Remove spill_alias_set, it's always zero.
6934 (check_mem_read_rtx): Likewise.
6935 (dse_step2): Rename from ...
6936 (dse_step2_nospill): ... this. Adjust.
6937 (scan_stores): Rename from ...
6938 (scan_stores_nospill): ... this.
6939 (scan_reads): Rename from ...
6940 (scan_reads_nospill): ... this.
6941 (scan_stores_spill, scan_reads_spill): Remove.
6942 (dse_step3_scan): Remove for_spills argument which is always false.
6943 (dse_step3): Likewise.
6944 (dse_step5): Rename from ...
6945 (dse_step5_nospill): ... this. Remove alias_set handling.
6946 (rest_of_handle_dse): Adjust.
6948 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6951 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6952 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6953 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6954 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6956 2016-04-05 Richard Biener <rguenther@suse.de>
6959 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6960 non-register type temporaries into SSA.
6962 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6965 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6966 calls when sanitizing.
6967 (possible_polymorphic_call_target_p): Fix formatting.
6969 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6970 Jakub Jelinek <jakub@redhat.com>
6973 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6974 to ensure a call statement is compatible with a built-in's
6976 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6979 2016-04-04 Richard Biener <rguenther@suse.de>
6981 PR rtl-optimization/70484
6982 * rtl.h (canon_output_dependence): Declare.
6983 * alias.c (canon_output_dependence): New function.
6984 * dse.c (record_store): Use canon_output_dependence rather
6985 than canon_true_dependence.
6987 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6990 * cgraph.h (symtab_node::copy_visibility_from): New function.
6991 * symtab.c (symtab_node::copy_visibility_from): New function.
6992 * ipa-visibility.c (optimize_weakref): New function.
6993 (function_and_variable_visibility): Use it.
6995 2016-04-04 Martin Liska <mliska@suse.cz>
6998 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6999 value that is really in range handled by SBR instruction.
7000 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7001 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7002 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7004 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7008 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7009 set, but not for SP_REG operands.
7011 2016-04-02 Martin Sebor <msebor@redhat.com>
7014 * fold-const.c (maybe_nonzero_address): New function.
7015 (fold_comparison): Call it. Fold equality and relational
7016 expressions involving null pointers.
7017 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7019 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7021 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7022 the "Y" constraint (scalar FP 0.0 immediate).
7024 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7025 Add the "const_double" to the list of operand constraints.
7027 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7029 PR rtl-optimization/70467
7030 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7031 If low word of the last operand is 0, just emit addition/subtraction
7034 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7037 * config/s390/s390.c (s390_expand_insv): Check for everything
7038 constant instead of just VOIDmode stuff.
7040 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7043 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7045 2016-04-01 Nathan Sidwell <nathan@acm.org>
7047 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7049 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7051 PR rtl-optimization/70461
7052 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7055 2016-03-31 Martin Liska <mliska@suse.cz>
7058 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7059 a tree value or an immediate integer value to a buffer
7060 that is eventually copied to a BRIG section.
7061 (emit_immediate_operand): Call the function here.
7062 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7063 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7064 of class' fields that are removed.
7065 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7066 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7067 m_brig_repr_size fields.
7069 2016-03-31 Martin Liska <mliska@suse.cz>
7072 * hsa-gen.c (hsa_function_representation::update_dominance): New
7074 (convert_addr_to_flat_segment): Likewise.
7075 (gen_hsa_memory_set): New alignment argument.
7076 (gen_hsa_ctor_assignment): Likewise.
7077 (gen_hsa_insns_for_single_assignment): Provide alignment
7078 to gen_hsa_ctor_assignment.
7079 (gen_hsa_insns_for_direct_call): Add new argument.
7080 (expand_lhs_of_string_op): New function.
7081 (expand_string_operation_builtin): Likewise.
7082 (expand_memory_copy): New function.
7083 (expand_memory_set): New function.
7084 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7085 (convert_switch_statements): Change signature.
7086 (generate_hsa): Use a return value of the function.
7087 (pass_gen_hsail::execute): Do not call
7088 convert_switch_statements here.
7089 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7090 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7091 (hsa_function_representation::update_dominance): New function.
7093 2016-03-31 Martin Liska <mliska@suse.cz>
7096 * hsa-brig.c (emit_directive_variable): Emit alignment
7097 according to hsa_symbol::m_align.
7098 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7099 (dump_hsa_symbol): Dump alignment of HSA symbols.
7100 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7101 (gen_hsa_addr_with_align): New function.
7102 (hsa_bitmemref_alignment): Use newly added function.
7103 (gen_hsa_insns_for_load): Likewise.
7104 (gen_hsa_insns_for_store): Likewise.
7105 (gen_hsa_memory_copy): New argument added.
7106 (gen_hsa_insns_for_single_assignment): Respect
7107 alignment for assignments processed via gen_hsa_memory_copy.
7108 (gen_hsa_insns_for_direct_call): Likewise.
7109 (gen_hsa_insns_for_return): Likewise.
7110 (gen_function_def_parameters): Set default alignment.
7111 * hsa.c (hsa_object_alignment): New function.
7112 (hsa_byte_alignment): Pasted function.
7113 * hsa.h (hsa_symbol::m_align): New field.
7115 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7117 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7118 scratch field for goto case.
7120 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7122 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7124 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7127 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7128 (scalar_chain::convert_insn): Call convert_op for reg
7129 moves to handle undefined registers.
7131 2016-03-31 Nathan Sidwell <nathan@acm.org>
7134 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7135 Assert we don't want to move backwards.
7137 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7140 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7142 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7144 PR rtl-optimization/70460
7145 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7146 with operand from REG_LABEL_OPERAND, instead substitute
7147 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7148 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7150 2016-03-31 Martin Liska <mliska@suse.cz>
7152 * passes.c (execute_one_pass): Do not call
7153 todo_after for a discarded function.
7155 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7157 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7158 (no_cost, infinite_cost): Initialize the new field.
7159 (get_computation_cost_at): Record setup cost.
7160 (determine_use_iv_cost_address): Skip cost computation for sub
7161 uses if we can estimate it without losing accuracy.
7163 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7165 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7167 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7168 max_loop_iterations_int.
7169 (tree_unswitch_outer_loop): Likewise.
7170 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7171 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7173 2016-03-30 Richard Biener <rguenther@suse.de>
7176 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7178 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7181 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7182 in gen_blendm expander.
7184 2016-03-30 Nick Clifton <nickc@redhat.com>
7187 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7188 case where we are already provided with an SImode SUBREG.
7190 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7193 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7194 conflict between DRAP register and __builtin_eh_return.
7196 2016-03-30 Michael Matz <matz@suse.de>
7197 Richard Biener <rguenther@suse.de>
7200 * ipa-polymorphic-call.c (struct type_change_info): Change
7201 speculative to an unsigned allowing to limit the work we do.
7202 (csftc_abort_walking_p): New inline function..
7203 (check_stmt_for_type_change): Limit the number of may-defs
7204 skipped for speculative devirtualization to
7205 max-speculative-devirt-maydefs.
7206 * params.def (max-speculative-devirt-maydefs): New param.
7207 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7209 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7212 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7215 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7217 PR tree-optimization/59124
7218 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7219 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7221 2016-03-29 Jeff Law <law@redhat.com>
7223 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7225 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7227 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7230 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7232 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7233 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7234 gcrt0.o if linking dynamically.
7236 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7239 * ipa-devirt.c (methods_equal_p): New function.
7240 (compare_virtual_tables): Use it.
7241 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7242 * cgraphclones.c (clone_function_name_1): Use
7243 symbol_table::symbol_suffix_separator.
7244 * coverage.c (build_var): Likewise.
7245 * symtab.c (symbol_table::symbol_suffix_separator): New.
7247 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7249 PR rtl-optimization/70429
7250 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7251 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7252 mode != result_mode.
7255 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7257 PR tree-optimization/70405
7258 * ssa-iterators.h (num_imm_uses): Add missing braces.
7260 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7262 PR rtl-optimization/68695
7263 * ira-color.c (allocno_copy_cost_saving): New.
7264 (improve_allocation): Use it.
7266 2016-03-29 Richard Henderson <rth@redhat.com>
7269 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7271 2016-03-29 Richard Biener <rguenther@suse.de>
7274 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7275 use alignment returned by get_pointer_alignment_1 if it is
7276 bigger than BITS_PER_UNIT.
7277 * builtins.c (get_pointer_alignment_1): Do not return true
7278 for alignment extracted from SSA info.
7280 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7282 * config/ft32/ft32.opt (mnodiv): New.
7283 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7284 * doc/invoke.texi (FT32 Options -mnodiv): New.
7286 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7289 * config/i386/i386.md (define_split, andn): Fix modes.
7291 2016-03-26 Richard Biener <rguenther@suse.de>
7292 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7295 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7297 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7298 as 2nd argument to cl_optimization_restore().
7300 2016-03-25 Richard Henderson <rth@redhat.com>
7303 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7304 * config/aarch64/aarch64-protos.h: Declare it.
7305 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7307 2016-03-25 Alan Modra <amodra@gmail.com>
7310 * config/rs6000/constraints.md (j): Simplify.
7311 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7313 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7314 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7315 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7316 in all constraint alternatives.
7317 (movtd_64bit_nodm): Delete "j" constraint alternative.
7319 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7321 * tree-ssa-propagate.c: Enhance docs for
7322 SSA_PROP_NOT_INTERESTING.
7324 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7326 * doc/extend.texi: Fix typo in documentation to pure attribute.
7328 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7331 * config/pa/pa.md (bswapdi2): Use a scratch register.
7333 2016-03-24 Richard Henderson <rth@redhat.com>
7336 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7339 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7341 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7342 using ix86_expand_binary_operator instead of gen_andsi3.
7344 2016-03-24 Richard Biener <rguenther@suse.de>
7346 PR tree-optimization/70396
7347 * tree-vect-stmts.c (vectorizable_comparison): Use
7348 get_vectype_for_scalar_type.
7350 2016-03-24 Richard Biener <rguenther@suse.de>
7353 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7354 with register bases.
7356 2016-03-24 Richard Biener <rguenther@suse.de>
7358 PR tree-optimization/70372
7359 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7360 build_all_ones_cst to also handle vector types correctly.
7362 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7365 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7368 2016-03-23 Marek Polacek <polacek@redhat.com>
7371 * doc/invoke.texi: Document -Wignored-attributes.
7373 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7375 PR tree-optimization/69042
7376 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7377 parameter from 30 to 40.
7379 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7381 PR tree-optimization/69042
7382 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7383 for use with constant offset stripped in base.
7385 2016-03-23 Richard Biener <rguenther@suse.de>
7388 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7389 mode compatibility check.
7390 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7392 2016-03-23 Jeff Law <law@redhat.com>
7394 PR tree-optimization/64058
7395 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7397 (struct ssa_conflicts): Move up earlier in the file.
7398 (conflicts_, var_map_): New static variables.
7399 (initialize_conflict_count): New function to initialize the
7400 CONFLICT_COUNT field for each conflict pair.
7401 (compare_pairs): Lazily initialize the conflict count and use it
7402 as the first tie-breaker.
7403 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7404 and wipe conflicts_ and map_ around the call to qsort. Remove
7405 special case for 2 coalesce pairs.
7406 * bitmap.c (bitmap_count_unique_bits): New function.
7407 (bitmap_count_bits_in_word): New function, extracted from
7409 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7410 * bitmap.h (bitmap_count_unique_bits): Declare it.
7412 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7415 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7416 transparent alias chain for decl assembler name.
7417 * config/sol2.c (solaris_assemble_visibility): Likewise.
7419 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7421 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7423 (v10_fdivs): Likewise.
7424 (v10_fdivd): Likewise.
7426 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7429 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7430 to not call fclose twice on file.
7432 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7434 PR tree-optimization/70354
7435 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7436 oprnd0 is wider than oprnd1 and there is a cast from the wider
7437 type to oprnd1, mask it with the mask of the narrower type.
7440 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7441 Optimize TARGET_STV splitters, if high or low word of last argument
7444 2016-03-22 Jeff Law <law@redhat.com>
7447 tree-ssa-threadbackward.c
7448 (fsm_find_control_statement_thread_paths): Correctly distinguish
7449 between old style jump threads vs FSM jump threads.
7451 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7454 * config/i386/i386.c (scalar_chain::convert_op): Support
7455 uninitialized register usage case.
7457 2016-03-22 Richard Biener <rguenther@suse.de>
7460 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7462 (capture::gen_transform): ... to change behavior when substituting
7463 a condition into cond or not-cond expr context.
7464 (dt_simplify::gen_1): Adjust.
7465 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7466 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7467 last change and instead change to
7468 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7469 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7471 2016-03-22 Anthony Green <green@moxielogic.com>
7473 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7474 issue for moxiebox targets.
7475 (CC1PLUS_SPEC): Ditto.
7477 2016-03-22 Richard Biener <rguenther@suse.de>
7480 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7483 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7485 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7487 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7490 * config/i386/i386.c (def_builtin): Handle
7491 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7493 (const struct builtin_description bdesc_special_args[]):
7494 Remove duplicate ISA bits.
7496 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7499 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7500 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7501 in a way that works also for AVX512BW.
7504 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7505 instead of source if operands[1] is xmm16 and above and
7506 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7507 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7510 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7511 on assign if (*from_p) is a comparison, set it to
7512 TREE_NO_WARNING (*from_p).
7514 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7517 * lra.c (restore_scratches): Ignore deleted insns.
7519 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7520 Jakub Jelinek <jakub@redhat.com>
7522 PR tree-optimization/70317
7523 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7526 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7529 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7530 of ix86_expand_move.
7532 (movti): Use general_operand for operand 1 predicate.
7534 2016-03-21 Martin Liska <mliska@suse.cz>
7536 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7538 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7540 2016-03-21 Martin Liska <mliska@suse.cz>
7543 * ipa-icf.c (sem_function::parse): Skip static
7544 constructors and destructors.
7546 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7549 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7550 function-like macro, peek following token(s) if it is followed
7551 by CPP_OPEN_PAREN token with optional padding in between, and
7552 if not, don't treat it like a macro.
7554 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7555 Alexander Monakov <amonakov@ispras.ru>
7557 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7558 for the stabs debug format.
7560 2016-03-21 Richard Biener <rguenther@suse.de>
7562 PR tree-optimization/70310
7563 * tree-vect-generic.c (expand_vector_condition): Fold the built
7566 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7569 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7570 Block third alternative for AVX-512VL target,
7572 2016-03-21 Martin Liska <mliska@suse.cz>
7575 * hsa-brig.c (emit_function_directives): Mark unemitted
7576 global variables for emission.
7577 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7578 (get_symbol_for_decl): Likewise.
7579 * hsa.h (struct hsa_symbol): New flag.
7581 2016-03-21 Richard Biener <rguenther@suse.de>
7583 PR tree-optimization/70288
7584 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7585 we do not estimate unsimplified all-constant conditionals or
7586 switches as optimized away.
7588 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7590 PR rtl-optimization/69102
7591 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7592 when we have a readonly dependency context.
7594 2016-03-18 Jeff Law <law@redhat.com>
7596 PR rtl-optimization/70263
7597 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7598 (update_equiv_regs): When trying to move a store to after the insn
7599 that sets the source of the store, make sure the store occurs after
7600 the insn that sets the source of the store. When successful note
7601 the REG_EQUIV note created in the dump file.
7603 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7604 Bernd Schmidt <bschmidt@redhat.com>
7606 * doc/extend.texi: Document more potential problems with basic asms.
7608 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7610 PR rtl-optimization/70278
7611 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7614 2016-03-18 Jason Merrill <jason@redhat.com>
7616 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7618 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7620 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7621 values to 128b regs.
7623 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7625 PR tree-optimization/70252
7626 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7627 boolean vector has a proper number of elements.
7628 (supportable_narrowing_operation): Likewise.
7630 2016-03-18 Tom de Vries <tom@codesourcery.com>
7633 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7635 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7637 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7638 instead of replace_rtx for DEBUG_INSNs.
7640 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7642 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7643 load type reservations.
7645 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7648 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7649 define_constraint for "Q" and "T" constraints.
7651 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7653 Tweak the pipeline model for Exynos M1
7655 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7658 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7661 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7662 where one or both locations aren't within a line_map.
7664 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7667 * opts.c (finish_options): Don't set flag_pie to the default if
7668 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7671 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7673 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7674 true as ALL_REGS argument to replace_rtx.
7676 2016-03-17 Richard Biener <rguenther@suse.de>
7679 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7682 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7685 * rtl.h (replace_rtx): Add ALL_REGS argument.
7686 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7687 equality and assert mode is the same, instead of just rtx pointer
7689 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7690 true as ALL_REGS argument to replace_rtx.
7692 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7694 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7695 for boolean vector with vector mode only.
7696 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7698 2016-03-17 Nick Clifton <nickc@redhat.com>
7701 * config/rx/rx.c (rx_print_integer): Print negative constants in
7704 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7707 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7709 2016-03-16 Richard Henderson <rth@redhat.com>
7710 Richard Biener <rguenth@suse.de>
7715 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7716 first operand as is_gimple_condexpr.
7721 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7722 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7723 Do not gimplify the result.
7724 (do_unop): Adjust call to tree_vec_extract.
7725 (do_binop): Likewise.
7726 (do_compare): Likewise.
7727 (do_plus_minus): Likewise.
7728 (do_negate): Likewise.
7729 (expand_vector_condition): Likewise.
7730 (do_cond): Likewise.
7732 2016-03-16 Richard Henderson <rth@redhat.com>
7735 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7736 (aarch64_classify_address): Use it.
7737 (aarch64_legitimize_address): Force all subexpressions of PLUS
7738 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7740 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7741 Richard Biener <rguenth@suse.de>
7744 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7745 return to even if only REGNO is equal, and assert
7748 2016-03-11 Jeff Law <law@redhat.com>
7750 PR rtl-optimization/70224
7751 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7753 2016-03-16 Richard Henderson <rth@redhat.com>
7756 * function.h (struct function): Add has_forced_label_in_static.
7757 * gimplify.c (force_labels_r): Set it.
7758 * lto-streamer-in.c (input_struct_function_base): Read it.
7759 * lto-streamer-out.c (output_struct_function_base): Write it.
7760 * tree-inline.c (has_label_address_in_static_1): Remove.
7761 (copy_forbidden): Remove fndecl parameter; test
7762 has_forced_label_in_static.
7763 (inline_forbidden_p): Update call to copy_forbidden.
7764 (tree_versionable_function_p): Likewise.
7765 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7766 (chkp_versioning): Likewise.
7767 * tree-inline.h (copy_forbidden): Update decl.
7769 2016-03-16 Marek Polacek <polacek@redhat.com>
7772 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7773 function being thunked if the result type doesn't have fixed size.
7774 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7775 doesn't have fixed size.
7777 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7779 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7780 reporting malformed loop nest.
7782 2016-03-16 Tom de Vries <tom@codesourcery.com>
7785 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7786 nodes.length () == 1 test to before first nodes[0] access.
7788 2016-03-16 Tom de Vries <tom@codesourcery.com>
7790 PR tree-optimization/68715
7791 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7794 2016-03-16 Tom de Vries <tom@codesourcery.com>
7796 PR tree-optimization/68809
7797 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7800 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7801 Sandra Loosemore <sandra@codesourcery.com>
7803 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7804 on leaf attribute. Mention ELF interposition problems.
7806 2016-03-16 Alan Modra <amodra@gmail.com>
7808 PR rtl-optimization/69195
7809 PR rtl-optimization/47992
7810 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7813 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7816 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7818 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7820 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7822 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7824 PR rtl-optimization/70222
7825 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7826 optimization if mode is different from result_mode, queue up masking
7827 of the result in outer_op. Formatting fix.
7830 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7833 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7835 PR rtl-optimization/69032
7836 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7837 looping backwards over basic block insns.
7839 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7842 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7843 to non-speculative when propagating trap bits.
7845 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7847 PR rtl-optimization/63384
7848 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7851 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7854 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7855 factored out from ...
7856 (sched_analyze_insn): ... here.
7857 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7858 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7859 get_implicit_reg_pending_clobbers in it.
7860 (setup_id_reg_sets): Use setup_id_implicit_regs.
7861 (deps_init_id): Ditto.
7863 2016-03-15 Tom de Vries <tom@codesourcery.com>
7866 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7868 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7869 execute_function_dump.
7870 (execute_one_pass): Don't dump function if it will be dumped after ipa
7873 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7875 * genrecog.c (match_pattern_2): If pred is NULL don't call
7876 safe_predicate_mode on it.
7878 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7881 * lra-constraints.c (delete_move_and_clobber): Change assertion
7882 to also allow dregno == 0.
7884 2016-03-14 Richard Henderson <rth@redhat.com>
7887 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7888 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7889 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7890 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7893 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7896 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7898 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7900 * lra-constraints.c (split_reg): For hard regs, try to find the
7901 biggest single-register mode used in the function.
7903 2016-03-14 Richard Biener <rguenther@suse.de>
7905 PR tree-optimization/56365
7906 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7907 constants to compare against.
7909 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7912 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7913 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7914 (define_split for the GPR case): Use int_reg_operand instead of
7915 gpc_reg_operand for the output.
7917 2016-03-14 Tom de Vries <tom@codesourcery.com>
7919 PR tree-optimization/70045
7920 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7921 create_empty_if_region_on_edge argument.
7923 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7925 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7926 (STACK_CHECK_PROTECT): Likewise.
7927 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7928 (STACK_CHECK_PROTECT): Likewise.
7929 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7930 (STACK_CHECK_PROTECT): Likewise.
7931 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7932 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7933 (STACK_CHECK_PROTECT): Likewise.
7935 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7937 PR rtl-optimization/69307
7938 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7939 registers in modes that span more than one register.
7941 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7944 * lra-constraints.c (delete_move_and_clobber): New.
7945 (remove_inheritance_pseudos): Use it.
7947 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7950 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7951 the libcall is LCT_THROW.
7952 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7953 for the checking routine.
7955 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7958 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7959 optimization if we have direct move.
7960 (roundu32<mode>2_fprs): Likewise.
7962 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7965 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7967 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7968 Arguments swapped. All callers changed. Take reg_renumber into
7969 account, and Calculate and compare register ranges for hard regs.
7971 2016-03-11 Jeff Law <law@redhat.com>
7973 PR tree-optimization/70190
7974 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7975 Handle cases where we can not extract the taken edge, even though we
7976 found a constant value.
7978 PR tree-optimization/64058
7979 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7980 (num_coalesce_pairs): Move up earlier in file.
7981 (find_coalesce_pair): Initialize the INDEX field for each pair
7983 (compare_pairs): No longer sort on the elements in each pair.
7984 Instead break ties with the index of the coalesce pair.
7986 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7989 * config/aarch64/aarch64-protos.h
7990 (aarch64_save_restore_target_globals): New prototype.
7991 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7992 Call the above when popping pragma.
7993 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7995 (aarch64_set_current_function): Rewrite using the above.
7997 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7999 PR tree-optimization/70177
8000 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8001 (extract_ops_from_tree): ... this. In the 2 argument
8002 overload remove _1 suffix.
8003 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8004 (extract_ops_from_tree): ... this.
8005 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8007 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8008 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8009 extract_ops_from_tree instead of 2 operand one.
8011 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8013 PR tree-optimization/70013
8014 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8015 for constant-pool entries.
8017 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8019 PR rtl-optimization/70174
8020 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8021 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8023 PR tree-optimization/70169
8024 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8025 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8028 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8029 Jakub Jelinek <jakub@redhat.com>
8032 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8033 of uninitialized values.
8035 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8037 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8039 ("*trunctddd2"): New pattern definition.
8040 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8043 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8045 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8046 definitions for BFP and DFP rounding modes.
8047 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8048 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8049 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8050 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8053 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8055 * config/s390/constraints.md: Adjust comment.
8056 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8057 s390_decompose_addrstyle_without_index.
8058 * config/s390/predicates.md (shift_count_or_setmem_operand):
8059 Rename to setmem_operand.
8060 * config/s390/s390-protos.h
8061 (s390_decompose_shift_count): Rename to
8062 s390_decompose_addrstyle_without_index.
8063 * config/s390/s390.c (s390_decompose_shift_count)
8064 (s390_mem_constraint, print_shift_count_operand)
8065 (print_operand_address, print_operand): Rename
8066 s390_decompose_shift_count to
8067 s390_decompose_addrstyle_without_index and rename
8068 print_shift_count_operand to print_addrstyle_operand troughout the
8070 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8071 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8072 Rename shift_count_or_setmem_operand to setmem_operand.
8073 * config/s390/vx-builtins.md ("vec_insert<mode>")
8074 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8077 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8080 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8081 Handle overlapping retval and newval.
8083 2016-03-10 Nick Clifton <nickc@redhat.com>
8086 * config/aarch64/aarch64.c
8087 (aarch64_override_options_after_change_1): When forcing
8088 flag_omit_frame_pointer to be true, use a special value that can
8089 be detected if this function is called again, thus preventing
8090 flag_omit_leaf_frame_pointer from being forced to be false.
8092 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8094 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8095 Set x_flag_omit_leaf_frame_pointer when handling
8096 -momit-leaf-frame-pointer.
8098 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8101 * cgraph.c (cgraph_node::dump): Dump split_part and
8102 indirect_call_target.
8103 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8104 * ipa.c (has_addr_references_p): Cleanup.
8105 (is_indirect_call_target_p): New.
8106 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8107 called indirectly as local.
8108 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8110 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8113 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8114 on cxa_pure_virtual.
8116 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8119 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8121 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8124 * tree.c (need_assembler_name_p): Only record main variant type names.
8126 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8129 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8130 Always define to 0 or 1.
8131 (TARGET_FIX_ERR_A53_843419): New macro.
8132 * config/aarch64/aarch64-elf-raw.h
8133 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8134 * config/aarch64/aarch64-linux.h: Likewise.
8135 * config/aarch64/aarch64.c
8136 (aarch64_override_options_after_change_1): Do not default
8137 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8139 (aarch64_attributes): Handle fix-cortex-a53-843419.
8140 (aarch64_can_inline_p): Likewise.
8141 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8143 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8144 Jakub Jelinek <jakub@redhat.com>
8146 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8147 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8148 DECL_COMMONS if flag_unconstrained_commons is set.
8149 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8150 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8151 (funconstrained-commons): Document.
8153 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8155 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8156 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8158 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8160 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8161 has a proper number of elements.
8163 2016-03-10 Alan Modra <amodra@gmail.com>
8165 PR rtl-optimization/69195
8166 PR rtl-optimization/47992
8167 * ira.c (recorded_label_ref): Delete.
8168 (update_equiv_regs): Return void.
8169 (indirect_jump_optimize): New function.
8170 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8171 before regstat_compute_ri. Don't rebuild_jump_labels here.
8172 Delete update_regstat.
8174 2016-03-10 Richard Biener <rguenther@suse.de>
8176 PR tree-optimization/70128
8177 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8178 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8180 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8182 PR tree-optimization/70152
8183 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8184 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8187 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8188 instead of gen_sse2_loadlpd.
8189 * config/i386/sse.md (*vec_concatv2df): Rename to...
8190 (vec_concatv2df): ... this.
8192 PR tree-optimization/70127
8193 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8195 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8199 * diagnostic-show-locus.c (compatible_locations_p): New function.
8200 (layout::layout): Sanitize ranges using compatible_locations_p.
8202 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8206 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8207 location_range param with three const expanded_locations * and a
8209 (layout::layout): Replace call to
8210 rich_location::lazily_expand_location with get_expanded_location.
8211 Extract the range and perform location expansion here, passing
8212 the results to the layout_range ctor.
8213 * diagnostic.c (source_range::debug): Delete.
8214 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8215 of rich_location::get_expanded_location.
8216 * gcc-rich-location.c (get_range_for_expr): Delete.
8217 (gcc_rich_location::add_expr): Reimplement to avoid the
8218 rich_location::add_range overload that took a location_range,
8219 passing a location_t instead.
8221 2016-03-09 Richard Biener <rguenther@suse.de>
8222 Jakub Jelinek <jakub@redhat.com>
8224 PR tree-optimization/70138
8225 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8226 Also skip vect_double_reduction_def.
8228 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8231 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8232 if the operand is "m".
8234 2016-03-09 Nathan Sidwell <nathan@acm.org>
8236 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8238 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8240 * config/i386/i386.c (processor_target_table): Fix cost table
8241 intialization order for znver1.
8243 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8245 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8246 - becuase -> because.
8247 * ipa-reference.c (ignore_module_statics): Likewise.
8248 * cgraph.c (cgraph_node::get_body): Likewise.
8249 * ipa-inline.c (early_inliner): Likewise.
8250 * ipa-devirt.c (types_same_for_odr): Likewise.
8251 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8252 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8254 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8256 * tree-ssa-math-opts.c: Fix typo in comment.
8258 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8261 * config/i386/i386.c (scalar_chain::make_vector_copies,
8262 scalar_chain::convert_reg): Call end_sequence in between
8263 get_insns and emit_conversion_insns rather than after both
8266 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/i386.h (machine_function): Add
8270 pc_thunk_call_expanded flag.
8271 (ix86_pc_thunk_call_expanded): New define.
8272 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8273 (*set_got): Rename insn pattern from set_got.
8274 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8275 * config/i386/i386.c (ix86_compute_frame_layout): Use
8276 ix86_pc_thunk_call_expanded to prevent red-zone.
8278 2016-03-07 Martin Jambor <mjambor@suse.cz>
8280 * hsa.h (hsa_get_ctor_statements): Declare.
8281 (hsa_get_dtor_statements): Likewise.
8282 (hsa_get_kernel_dispatch_type): Likewise.
8283 * hsa.c (hsa_get_ctor_statements): New function.
8284 (hsa_get_dtor_statements): Likewise.
8285 (hsa_get_kernel_dispatch_type): Likewise.
8286 * hsa-brig.c (hsa_cdtor_statements): Removed.
8287 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8288 hsa_get_dtor_statements.
8289 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8290 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8292 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8294 * config/arm/arm-cores.def (cortex-r8): New.
8295 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8296 * config/arm/arm-tune.md: Likewise.
8297 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8299 2016-03-07 Martin Sebor <msebor@redhat.com>
8301 PR rtl-optimization/19705
8302 * doc/invoke.texi (Options That Control Optimization): Clarify
8303 -fno-branch-count-reg.
8305 2016-02-26 Richard Biener <rguenther@suse.de>
8306 Jeff Law <law@redhat.com>
8308 PR tree-optimization/69740
8309 * cfghooks.c (remove_edge): Request loop fixups if we delete
8310 an edge that might turn an irreducible loop into a natural
8312 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8313 Move after definition of loops_state_clear.
8315 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8317 PR rtl-optimization/69052
8318 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8321 2016-03-07 Tom de Vries <tom@codesourcery.com>
8323 PR tree-optimization/70116
8324 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8325 is_tm_ending stmts and ubsan/asan internal functions.
8326 (find_duplicate): Use it. Don't test is_tm_ending here.
8328 2016-03-07 Richard Biener <rguenther@suse.de>
8330 PR tree-optimization/70115
8331 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8332 (propagate_constants_for_unrolling): Use replace_uses_by.
8334 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8337 * omp-low.c (struct oacc_loop): Add ifns.
8338 (new_oacc_loop_raw): Initialize it.
8339 (finish_oacc_loop): Clear mask & flags if no ifns.
8340 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8341 (oacc_loop_xform_loop): Add ifns arg & adjust.
8342 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8344 2016-03-07 Richard Henderson <rth@redhat.com>
8347 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8348 (insert_value_copy_on_edge): Likewise.
8350 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8352 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8354 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8357 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8359 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8361 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8363 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8365 Fix sseimul type attribute.
8366 * config/i386/znver1.md
8367 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8368 znver1_sseimul_avx256_load) : Fix the type attribute.
8369 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8370 pipe usage and latency.
8372 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8375 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8376 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8379 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8382 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8384 PR rtl-optimization/69941
8385 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8386 the reg share its mode.
8388 2016-03-04 Jeff Law <law@redhat.com>
8390 PR tree-optimization/69196
8391 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8392 If the both SSA_NAMEs are anonymous, then consider them unassociated
8393 and include the PHI in the statement count.
8395 2016-03-05 Tom de Vries <tom@codesourcery.com>
8397 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8398 construct in oacc routine. Check for oacc region in oacc routine.
8400 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8403 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8404 2016-02-22 changes, instead don't recurse if RECUR is already true.
8405 Don't change *dynamic_check if RECUR. Adjust recursive caller
8406 to pass true to the new argument.
8407 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8410 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8411 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8413 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8415 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8417 PR rtl-optimization/57676
8418 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8421 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8423 * tree-vect-patterns.c (search_type_for_mask): Handle
8424 comparison of booleans.
8426 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8428 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8432 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8433 all other ops that have dw_val_class_die_ref operands,
8434 and DW_OP_GNU_entry_value.
8436 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8438 PR rtl-optimization/69904
8439 * config/arm/arm.c (arm_cannot_copy_insn_p):
8440 Return true for load-exclusive instructions.
8442 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8445 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8446 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8447 the pattern no matter if it is used just by non-pattern, pattern
8449 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8450 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8451 oprnd1 def_stmt is in pattern, don't look through it.
8453 2016-03-03 Marek Polacek <polacek@redhat.com>
8456 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8458 2016-03-03 Martin Liska <mliska@suse.cz>
8460 PR tree-optimization/70043
8461 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8462 previous statement if we see a debug statement.
8464 2016-03-03 Richard Biener <rguenther@suse.de>
8466 PR tree-optimization/55936
8467 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8468 parameter and guard unsafe equivalence use.
8469 (vrp_evaluate_conditional_warnv_with_ops): Always use
8470 safe equivalences but not via the quadratic compare_names
8473 2016-03-03 Michael Collison <michael.collison@linaro.org>
8476 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8477 for operand 1 to s_register_operand. Change predicate for operand
8478 2 to arm_not_immediate_operand.
8480 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8482 * doc/tm.texi: Regenerated.
8484 2016-03-02 Richard Henderson <rth@redhat.com>
8487 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8488 simplification when all args are positive non-fixed registers.
8490 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8492 * target.def (lra_p): Specify that new ports should use LRA.
8494 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8497 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8498 gimplify_type_sizes the type they refer to.
8499 (omp_notice_variable): Handle reference vars to VLAs.
8500 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8501 reference to VLA decls in the second pass instead of first pass.
8503 2016-03-02 Tom de Vries <tom@codesourcery.com>
8505 PR tree-optimization/68659
8506 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8507 new_expr == NULL_TREE.
8508 (get_new_name): Handle ADDR_EXPR.
8510 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8512 PR rtl-optimization/69052
8513 * loop-invariant.c (canonicalize_address): New function.
8514 (inv_can_prop_to_addr_use): Check validity of address expression
8515 which is canonicalized by above function.
8517 2016-03-02 Alan Modra <amodra@gmail.com>
8520 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8523 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8526 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8527 (*movhi_internal): Put mask moves from and to memory separately
8528 from moves from/to GPRs.
8530 2016-03-02 Richard Biener <rguenther@suse.de>
8532 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8533 GENERIC expressions in GIMPLE.
8535 2016-03-02 Richard Biener <rguenther@suse.de>
8537 * config/i386/i386.c (type_natural_mode): Fix typo.
8539 2016-03-02 Nick Clifton <nickc@redhat.com>
8541 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8543 2016-03-02 Richard Biener <rguenther@suse.de>
8544 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8549 2016-03-02 Richard Biener <rguenther@suse.de>
8552 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8554 2016-03-02 Marek Polacek <polacek@redhat.com>
8557 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8558 "is promoted to" warning.
8560 2016-03-01 DJ Delorie <dj@redhat.com>
8562 * config.gcc: Deprecate mep-*.
8564 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8567 * lra-constraints.c (regno_val_use_in): New.
8568 (match_reload): Use it instead of regno_use_in.
8570 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8572 PR rtl-optimization/70007
8573 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8574 references present in REG_EQUAL notes attached to non-SET patterns.
8576 2016-03-01 Jeff Law <law@redhat.com>
8578 PR tree-optimization/69196
8579 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8580 Appropriately clamp the number of statements to copy when the
8581 thread path does not traverse a loop backedge.
8583 PR tree-optimization/69196
8584 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8585 Do count some PHIs in the thread path against the insn count. Decrease
8586 final statement count by one as the control statement in the last
8587 block will get removed. Remove special cased code for handling PHIs
8590 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8594 asm dialect alternatives to explicit GOTPCREL calls.
8596 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8599 * ira.c (do_reload): Issue warning for generic stack checking here...
8600 * reload1.c (reload): ...instead of here and streamline it.
8602 2016-03-01 Nick Clifton <nickc@redhat.com>
8604 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8606 2016-03-01 Richard Biener <rguenther@suse.de>
8608 PR tree-optimization/69983
8609 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8610 types and fall back to operand_equal_p.
8612 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8615 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8617 * config/s390/constraints.md ("jm8"): New constraint.
8618 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8620 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8622 ("*setmem_long<setmem_and>"): New pattern.
8623 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8625 ("*setmem_long_31z<setmem_and>"): New pattern.
8626 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8627 New substitution rules with the required attributes.
8630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8633 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8635 * gensupport.c (process_substs_on_one_elem): Split loop to
8636 complete mark_operands_used_in_match_dup on all expressions in the
8638 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8639 and remove function.
8641 2016-03-01 Richard Biener <rguenther@suse.de>
8644 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8645 vector BIT_FIELD_REF extract.
8647 2016-03-01 Richard Biener <rguenther@suse.de>
8649 PR tree-optimization/69994
8650 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8652 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8654 PR tree-optimization/69956
8655 * tree-vect-stmts.c (supportable_widening_operation): Support
8656 multi-step conversion of boolean vectors.
8657 (supportable_narrowing_operation): Likewise.
8659 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8661 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8664 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8666 * config/s390/subst.md (DSI_VI): New mode iterator.
8667 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8668 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8669 the insn definition.
8670 ("*vec_set<mode>"): Change predicate and add alternative to
8671 support only either register or const_int operands as element
8673 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8675 ("vec_extract<mode>"): New expander.
8676 ("*vec_extract<mode>"): New insn definition supporting reg and
8677 const_int element selectors.
8678 ("*vec_extract<mode>_plus"): New insn definition supporting
8679 reg+const_int element selectors.
8680 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8681 following expander+insn definition.
8682 ("<vec_shifts_name><mode>3"): New expander.
8683 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8685 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8687 * config/s390/s390.md ("*tabort_1"): Change predicate to
8688 nonmemory_operand. Add a second alternative to cover
8689 register as well as const int operands.
8690 ("*tabort_1_plus"): New pattern definition.
8692 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8694 * config/s390/s390.md ("*ashrdi3_cc_31")
8695 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8696 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8697 Merge insn definitions into ...
8698 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8699 New pattern definition.
8700 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8701 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8702 ("*ashr<mode>3_and"): Merge insn definitions into ...
8703 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8704 New pattern definition.
8705 * config/s390/subst.md ("addr_style_op_cc_subst")
8706 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8707 substitutions patterns plus attributes.
8708 Add ashiftrt to SUBST iterator.
8710 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8712 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8713 op2 to nonmemory_operand.
8714 ("*<shift>di3_31", "*<shift>di3_31_and"):
8715 Merge into single pattern definition ...
8716 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8717 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8718 pattern definition ...
8719 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8720 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8723 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8725 * config/s390/predicates.md (const_int_6bitset_operand): New
8727 * config/s390/s390.md: Include subst.md.
8728 ("rotl<mode>3"): New expander.
8729 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8731 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8732 * config/s390/subst.md: New file.
8734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8736 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8737 Remove RRR type. It doesn't really exist.
8738 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8740 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8741 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8742 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8743 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8744 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8745 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8746 `enabled' attribute.
8748 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8750 * gensupport.c (process_substs_on_one_elem): Split loop to
8751 complete mark_operands_used_in_match_dup on all expressions in the
8753 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8754 and remove function.
8756 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8759 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8760 (CEIL_NWORDS): ...this. Use CEIL macro.
8761 (compute_fp_layout): Adjust to above renaming.
8762 (function_arg_union_value): Likewise.
8763 (sparc_arg_partial_bytes): Likewise.
8764 (sparc_function_arg_advance): Likewise.
8766 2016-02-29 Jeff Law <law@redhat.com>
8768 PR tree-optimization/70005
8769 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8770 where an object with a boolean range is compared against a value
8773 PR tree-optimization/69999
8774 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8775 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8778 2016-02-29 Richard Biener <rguenther@suse.de>
8780 PR tree-optimization/69994
8781 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8782 (get_unary_op): Look through nop conversions.
8783 (ops_equal_values_p): New function, look for equality diregarding
8785 (eliminate_plus_minus_pair): Use ops_equal_values_p
8786 (repropagate_negates): Do not use get_unary_op here.
8788 2016-02-29 Martin Liska <mliska@suse.cz>
8790 * system.h: Poison ENABLE_CHECKING macro.
8792 2016-02-29 Martin Liska <mliska@suse.cz>
8794 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8795 is presented in dump flags.
8796 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8797 (hsa_regalloc): Likewise.
8799 2016-02-19 Richard Biener <rguenther@suse.de>
8801 PR tree-optimization/69980
8802 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8803 permutation of those we need to keep.
8805 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8808 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8809 (NWORDS_UP): ...this
8810 (init_cumulative_args): Minor tweaks.
8811 (sparc_promote_function_mode): Likewise.
8812 (scan_record_type): Delete.
8813 (traverse_record_type): New function template.
8814 (classify_data_t): New structure type.
8815 (classify_registers): New inline function.
8816 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8817 exhausted. Instantiate traverse_record_type on classify_registers and
8818 deal with the case of a structure passed in slot #15 with no FP field
8820 (assign_data_t): New structure type.
8821 (compute_int_layout): New static function.
8822 (compute_fp_layout): Likewise.
8823 (count_registers): New inline function.
8824 (assign_int_registers): New static function.
8825 (assign_fp_registers): Likewise.
8826 (assign_registers): New inline function.
8827 (function_arg_record_value_1): Delete.
8828 (function_arg_record_value_2): Likewise.
8829 (function_arg_record_value_3): Likewise.
8830 (function_arg_record_value): Adjust to above changes. Instantiate
8831 traverse_record_type on count_registers to first count the number of
8832 registers to be used and then on assign_registers to assign them.
8833 (function_arg_union_value): Adjust to above renaming.
8834 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8835 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8836 case of a structure passed in slot #15
8837 (sparc_function_arg_advance): Likewise.
8838 (function_arg_padding): Minor tweak.
8840 2016-02-29 Richard Biener <rguenther@suse.de>
8842 PR tree-optimization/69720
8843 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8844 the adjustment_def path for possibly vectorized defs.
8845 (vect_create_epilog_for_reduction): Handle vectorized initial
8848 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8850 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8852 2016-02-27 Jeff Law <law@redhat.com>
8855 2016-02-26 Richard Biener <rguenther@suse.de>
8856 Jeff Law <law@redhat.com>
8858 PR tree-optimization/69740
8859 * cfghooks.c (remove_edge): Request loop fixups if we delete
8860 an edge that might turn an irreducible loop into a natural
8863 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8865 PR rtl-optimization/69896
8866 * tree-vect-generic.c (get_compute_type): Avoid single element
8869 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8871 Rename the AArch64 tuning option and related functions to enable the
8872 Newton series for the reciprocal square root to reflect its
8873 approximative characteristic.
8875 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8876 function to "aarch64_emit_approx_rsqrt".
8877 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8878 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8879 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8880 (xgene1_tunings): Likewise.
8881 (use_rsqrt_p): Likewise.
8882 (aarch64_emit_swrsqrt): Use new function name.
8883 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8884 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8885 text explaining this option.
8886 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8888 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8891 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8892 complain about -mallow-movmisalign without -mvsx if
8893 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8895 2016-02-26 Joel Sherrill <joel@rtems.org>
8897 * config.gcc: Add x86_64-*-rtems*.
8898 * config/i386/rtems-64.h: New file.
8900 2016-02-26 Joel Sherrill <joel@rtems.org>
8902 * config.gcc: Add aarch64-*-rtems*.
8903 * config/aarch64/rtems.h: New file.
8905 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8908 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8909 shift amount using %h. Add comment.
8911 2016-02-26 Richard Biener <rguenther@suse.de>
8912 Jeff Law <law@redhat.com>
8914 PR tree-optimization/69740
8915 * cfghooks.c (remove_edge): Request loop fixups if we delete
8916 an edge that might turn an irreducible loop into a natural
8919 2016-02-26 Martin Jambor <mjambor@suse.cz>
8922 * tree-sra.c (sra_modify_assign): Do not remove loads of
8923 uninitialized aggregates to SSA_NAMEs.
8925 2016-02-26 Richard Henderson <rth@redhat.com>
8928 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8929 pseudo in case the target rtx matches the source of the left
8932 2016-02-26 Martin Jambor <mjambor@suse.cz>
8935 * hsa.h (hsa_type_packed_p): Declare.
8936 * hsa.c (hsa_type_packed_p): New function.
8937 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8939 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8940 * hsa-brig.c (emit_basic_insn): Likewise.
8942 2016-02-26 Martin Jambor <mjambor@suse.cz>
8945 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8947 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8949 2016-02-26 Martin Jambor <mjambor@suse.cz>
8951 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8952 hsa_op_with_type operands.
8953 (hsa_unsigned_type_for_type): Declare.
8954 * hsa.c (hsa_unsigned_type_for_type): New function.
8955 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8956 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8957 the finalizer. Do not emit extra move.
8959 2016-02-26 Martin Jambor <mjambor@suse.cz>
8961 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8962 atomic operations in private segment.
8964 2016-02-26 Martin Jambor <mjambor@suse.cz>
8966 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8967 statements to wi->info. Also disallow omp simd constructs.
8968 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8969 for not gridifying. Dump special string for omp_for.
8971 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8974 * config/aarch64/aarch64.c (aarch64_set_current_function):
8975 Save/restore target globals when switching to
8976 target_option_default_node.
8978 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8981 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8982 Return 0 if !SHIFT_COUNT_TRUNCATED.
8984 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8985 Eric Botcazou <ebotcazou@adacore.com>
8987 PR rtl-optimization/69891
8988 * dse.c (scan_insn): If we can't figure out memset arguments
8989 or they are non-constant, call clear_rhs_from_active_local_stores.
8991 2016-02-26 Martin Liska <mliska@suse.cz>
8993 * doc/extend.texi: Mention clog10, clog10f an clog10l
8994 in Builtins section.
8996 2016-02-26 Martin Liska <mliska@suse.cz>
8998 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9000 (resolve_args_picking_1): Likewise.
9001 * dwarf2out.h (struct GTY): Likewise.
9003 2016-02-26 Martin Liska <mliska@suse.cz>
9005 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9007 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9009 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9010 Martin Liska <mliska@suse.cz>
9012 * doc/install.texi: Mention --enable-valgrind-annotations.
9014 2016-02-26 Richard Biener <rguenther@suse.de>
9016 PR tree-optimization/69551
9017 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9018 looking through aliases adjust DECL_PT_UID to refer to the
9019 ultimate alias target.
9021 2016-02-25 Martin Liska <mliska@suse.cz>
9024 * alloc-pool.c (after_memory_report): New variable.
9025 * alloc-pool.h (base_pool_allocator ::release): Do not use
9026 the infrastructure if after_memory_report.
9027 * toplev.c (toplev::main): Mark after memory report.
9029 2016-02-25 Richard Biener <rguenther@suse.de>
9031 PR tree-optimization/48795
9032 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9034 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9037 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9038 offloading is enabled and -fopenacc or -fopenmp is specified.
9039 (CRTOFFLOADEND): Likewise.
9040 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9041 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9042 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9043 (offload_objects_file_name): New static var.
9044 (tool_cleanup): Remove offload_objects_file_name file.
9045 (find_offloadbeginend): Replace with ...
9046 (find_crtoffloadtable): ... this.
9047 (run_gcc): Remove offload_argc and offload_argv.
9048 Get offload_objects_file_name from -foffload-objects=... option.
9049 Read names of object files with offload from this file, pass them to
9050 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9051 don't pass offloadbegin and offloadend to the linker. Don't pass
9052 offload non-LTO files to the linker, because now they're not claimed.
9054 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9057 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9058 on builtin_unreachable.
9060 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9062 PR rtl-optimization/69896
9063 * regcprop.c: Include cfgrtl.h.
9064 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9065 than remembered mode, either delete it (if noop_move_p), or
9066 treat like copy_p but not noop_p instruction.
9068 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9071 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9072 - allow NULL decl for Fortran DW_TAG_common_block variables.
9074 2016-02-24 Jason Merrill <jason@redhat.com>
9076 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9078 2016-02-24 Richard Biener <rguenther@suse.de>
9079 Jakub Jelinek <jakub@redhat.com>
9082 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9083 conditionally executed ops to well-defined overflow behavior.
9085 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9088 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9091 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9093 PR rtl-optimization/69886
9094 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9095 argument. Use it when checking validity of set instructions.
9096 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9097 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9099 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9100 * store-motion.c (find_moveable_store): Update
9101 can_assign_to_reg_without_clobbers_p callsite.
9103 2016-02-24 Richard Biener <rguenther@suse.de>
9106 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9108 (record_nonwrapping_iv): Do not fall back to the low/high bound
9109 for non-constant IV bases if the stmt is not always executed.
9111 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9113 * config/arm/arm-cores.def (cortex-a32): New entry.
9114 * config/arm/arm-tables.opt: Regenerate.
9115 * config/arm/arm-tune.md: Regenerate.
9116 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9117 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9118 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9119 for -mcpu and -mtune.
9121 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9124 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9125 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9126 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9127 (atomic_loaddi_1): Delete.
9128 (atomic_loaddi): Rewrite expander using the above changes.
9130 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9133 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9136 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9137 Richard Biener <rguenth@suse.de>
9140 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9141 set_mem_attributes if tem is SSA_NAME which got expanded
9144 2016-02-24 Richard Biener <rguenther@suse.de>
9146 PR tree-optimization/69907
9147 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9148 end of permutations for BB vectorization.
9150 2016-02-24 Christian Bruel <christian.bruel@st.com>
9152 * config/arm/arm-c.c (arm_option_override): Initialize
9153 target_option_current_node.
9154 * config/arm/arm.c (arm_pragma_target_parse): Replace
9155 build_target_option_node call by target_option_current_node.
9156 Set target_option_current_node.
9159 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9162 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9163 define_insn_and_split to define_insn.
9164 (zero_extendqi<mode>2_dot2): Same.
9165 (extendqi<mode>2_dot): Same.
9166 (extendqi<mode>2_dot2): Same.
9168 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9170 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9171 and add bypass for AES{D,E} and AESMC pairs.
9172 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9175 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9177 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9178 series for reciprocal square root in Exynos M1.
9180 2016-02-23 Martin Sebor <msebor@redhat.com>
9183 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9184 __builtin_alloca_with_align.
9186 2016-02-23 Richard Henderson <rth@redhat.com>
9188 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9189 (ix86_register_pragmas): Remove __seg_tls.
9190 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9191 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9192 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9193 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9194 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9195 * doc/extend.texi (__seg_tls): Remove item.
9197 2016-02-23 Richard Biener <rguenther@suse.de>
9199 * alloc-pool.h (struct allocation_object): Make id member
9200 conditional on CHECKING_P again.
9201 (get_instance): Adjust.
9202 (base_pool_allocator): Likewise.
9204 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9206 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9207 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9209 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9211 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9213 2016-02-23 Richard Biener <rguenther@suse.de>
9215 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9216 * bitmap.h (struct bitmap_usage): Likewise.
9217 (bitmap_move): Declare.
9218 * bitmap.c (register_overhead): Take size_t argument.
9219 (bitmap_move): New function.
9220 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9221 to properly account overhead.
9222 * tree.c (free_node): Use tree_size.
9224 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9227 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9228 when inverting comparison.
9231 * common.opt (Wunreachable-code): Add Warning flag.
9233 2016-02-23 Mark Wielaard <mjw@redhat.com>
9234 Jakub Jelinek <jakub@redhat.com>
9237 * cgraphunit.c (check_global_declaration): Check main_input_filename
9238 and DECL_SOURCE_FILE are not NULL.
9240 2016-02-23 Martin Jambor <mjambor@suse.cz>
9242 PR tree-optimization/69666
9243 * tree-sra.c (sra_modify_assign): Do not attempt to create
9244 default_def replacements for unscalarizable regions.
9246 2016-02-20 Mark Wielaard <mjw@redhat.com>
9249 * cgraphunit.c (check_global_declaration): Check level of
9250 warn_unused_const_variable and main_input_filename.
9251 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9252 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9253 (-Wunused-const-variable): Explain levels 1 and 2.
9255 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9258 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9259 identical arguments. Formatting and spelling fixes.
9262 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9267 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9268 and m68k-devices.def.
9269 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9270 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9272 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9274 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9275 and HImode registers.
9277 2016-02-22 Richard Biener <rguenther@suse.de>
9279 PR tree-optimization/69882
9280 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9281 preserve permutations present because of gaps.
9282 (vect_supported_load_permutation_p): Always continue checking
9283 permutations after vect_attempt_slp_rearrange_stmts.
9285 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9287 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9288 min_profitable_estimate, rather than min_profitable_iters.
9290 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9293 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9294 SImode for last match_operand.
9296 2016-02-22 Martin Liska <mliska@suse.cz>
9298 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9299 return bitsize - 1 as the return value.
9301 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9305 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9306 Handle negative shift counts.
9307 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9308 force_reg on the shift constant.
9309 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9310 (lshrsi3_d): Handle negative shift counts.
9312 2016-02-22 Richard Biener <rguenther@suse.de>
9313 Tom de Vries <tom@codesourcery.com>
9315 * graph.c: Include dumpfile.h.
9316 (print_graph_cfg): Split into three overloads.
9317 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9319 2016-02-22 Tom de Vries <tom@codesourcery.com>
9321 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9324 2016-02-22 Richard Biener <rguenther@suse.de>
9327 * ipa-inline-transform.c (inline_call): When not updating
9328 overall summaries adjust self size by the growth estimate.
9329 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9330 hash-set, do not update overall summaries here. Renamed from ...
9331 (inline_to_all_callers): ... this which is now wrapping the
9332 above and performing delayed overall summary update.
9333 (early_inline_small_functions): Delay updating of the overall
9336 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9338 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9341 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9344 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9345 :%* in %:gt() argument.
9346 (greater_than_spec_func): Adjust for expecting only numbers,
9347 if there are more than two numbers, compare the last two.
9349 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9351 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9352 -Wnarrowing with -std.
9354 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9357 * expr.c (store_field): Don't use bit-field path if exp is
9358 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9359 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9360 and the assignment can be performed by bitwise copy. Formatting
9364 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9365 call copy_reg_eh_region_note_forward on before and/or after sequences
9366 and remove note from insn if it no longer can throw.
9369 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9372 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9374 * config/s390/vector.md: Add missing commutative operand markers
9375 to the patterns which qualify for one.
9376 * config/s390/vx-builtins.md: Likewise.
9378 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9380 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9381 types to mode iterators.
9382 (vec_double): ... and mode attribute.
9383 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9385 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9387 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9388 Change the predicate of op2 from nonimmediate to general and let
9389 reload fix it if necessary.
9391 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9393 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9395 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9397 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9400 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9402 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9403 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9404 * config/s390/s390.md ("movstr<P:mode>"): Call
9405 s390_expand_vec_movstr.
9407 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9409 * config/s390/s390.md: Add missing output modifier for operand 1
9410 to print it as address properly.
9412 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9414 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9415 * config/s390/2964.md: New file.
9416 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9417 of insn grouping attributes depending on the CPU level.
9418 (s390_get_unit_mask): New function.
9419 (s390_sched_score): Remove the OOO from the scheduling macros.
9420 Add loop to calculate a score for the instruction mix.
9421 (s390_sched_reorder): Likewise plus improve debug output.
9422 (s390_sched_variable_issue): Rename macros as above. Calculate
9423 the unit distances after actually scheduling an insn. Improve
9425 (s390_sched_init): Clear last_scheduled_unit_distance array.
9426 * config/s390/s390.md: Include 2964.md.
9428 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9431 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9432 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9433 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9434 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9435 *avx512f_<code>v8div16qi2_mask_1): New insns.
9437 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9440 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9443 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9444 earlyclobber from target. Use wF constraint for fused memory
9446 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9448 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9449 Martin Liska <mliska@suse.cz>
9452 * cfgexpand.c (asan_sanitize_stack_p): New function.
9453 (partition_stack_vars): Use the function.
9454 (expand_stack_vars): Likewise.
9455 (defer_stack_allocation): Likewise.
9456 (expand_used_vars): Likewise.
9458 2016-02-18 Richard Biener <rguenther@suse.de>
9461 * fold-const.c (operand_equal_p): Properly compare offsets for
9462 IMAGPART_EXPR and ARRAY_REF.
9464 2016-02-18 Nick Clifton <nickc@redhat.com>
9468 * config/arm/arm.c (arm_option_override_internal): Disable
9469 interworking if the target does not support thumb instructions.
9470 (arm_reload_in_hi): Handle the case where a register to register
9471 move needs reloading because there is no simple pattern to handle
9473 (arm_reload_out_hi): Likewise.
9475 2016-02-18 Richard Biener <rguenther@suse.de>
9478 * match.pd: Don't use fold_binary or fold_unary for folding
9481 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9484 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9485 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9486 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9487 warn on gimple_no_warning_p statements.
9489 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9491 * doc/extend.texi (C++ Attributes): Correct description of
9492 warn_unused type attribute.
9494 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9496 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9497 correct instruction.
9499 2016-02-17 Richard Biener <rguenther@suse.de>
9501 PR rtl-optimization/69609
9502 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9503 (find_traces_1_round): When ending a trace update cached priority
9505 (bb_to_key): Use cached priority when available.
9506 (copy_bb): Initialize cached priority.
9507 (reorder_basic_blocks_software_trace_cache): Likewise.
9509 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9512 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9514 (aarch64_comparison_operator): Break overly long line into two.
9515 (aarch64_comparison_operation): Likewise.
9516 * config/aarch64/aarch64.md (cstorecc4): Use
9517 aarch64_comparison_operator_mode instead of
9518 aarch64_comparison_operator.
9519 (cstore<mode>4): Likewise.
9520 (aarch64_cstore<mode>): Likewise.
9521 (*cstoresi_insn_uxtw): Likewise.
9522 (cstore<mode>_neg): Likewise.
9523 (*cstoresi_neg_uxtw): Likewise.
9525 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9528 * config/arm/predicates.md (arm_comparison_operator_mode):
9530 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9531 instead of arm_comparison_operator.
9532 (*mov_negscc): Likewise.
9533 (*mov_notscc): Likewise.
9534 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9535 (*thumb2_mov_negscc): Likewise.
9536 (*thumb2_mov_negscc_strict_it): Likewise.
9537 (*thumb2_mov_notscc): Likewise.
9538 (*thumb2_mov_notscc_strict_it): Likewise.
9540 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9542 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9545 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9547 * config/visium/visium.c (machine_libfunc_index): New enum.
9548 (machine_libfuncs): New structure.
9549 (visium_libfuncs): New static variable.
9550 (TARGET_INIT_LIBFUNCS): Define to...
9551 (visium_init_libfuncs): ...this. New function.
9552 (expand_block_move_4): Use the appropriate libfunc.
9553 (expand_block_move_2): Likewise.
9554 (expand_block_move_1): Likewise.
9555 (expand_block_set_4): Likewise.
9556 (expand_block_set_2): Likewise.
9557 (expand_block_set_1): Likewise.
9558 (visium_trampoline_init): Likewise.
9560 2016-02-17 Nick Clifton <nickc@redhat.com>
9562 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9563 TI's devices.csv file as of March 2016.
9565 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9568 * opts-global.c (handle_common_deferred_options): Introduce and
9569 initialize two global variables to remember command-line options
9570 specifying a stack-limiting register.
9571 * opts.h: Add extern declarations of the two new global variables.
9572 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9573 variable based on the values of the two new global variables.
9575 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9578 * common.opt (Wnonnull-compare): New warning.
9579 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9580 of arguments against NULL.
9581 (-Wnonnull-compare): Document.
9582 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9583 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9584 * passes.def (pass_warn_nonnull_compare): Add.
9585 * gimple-ssa-nonnull-compare.c: New file.
9587 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9589 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9590 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9592 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9594 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9595 reciprocal sqrt for -mlow-precision-recip-sqrt.
9597 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9598 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9600 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9601 always use lane loads to construct non-constant vectors.
9603 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9605 * config/aarch64/aarch64.md
9606 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9607 constraints for operand 3.
9608 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9610 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9611 Richard Biener <rguenther@suse.de>
9613 PR tree-optimization/69820
9614 * tree-vect-patterns.c (type_conversion_p): Return false if
9615 *orig_type is unsigned single precision or boolean.
9616 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9619 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9621 PR rtl-optimization/69764
9622 PR rtl-optimization/69771
9623 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9624 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9626 2016-02-16 Richard Biener <rguenther@suse.de>
9628 PR tree-optimization/69776
9629 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9631 (indirect_refs_may_alias_p): Likewise.
9632 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9633 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9634 according to tbaa_p.
9635 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9636 (optimize_stmt): For redundant store discovery do not allow tbaa.
9638 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9640 PR tree-optimization/69714
9641 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9642 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9644 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9646 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9647 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9648 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9649 * config/arc/arc.c (arc_init): Check FPU options.
9650 (get_arc_condition_code): Handle new CC_FPU* modes.
9651 (arc_select_cc_mode): Likewise.
9652 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9653 register pair only. Allow access for ARCv2 accumulator.
9654 (gen_compare_reg): Whenever we have FPU support use FPU compare
9656 (arc_reorg): Don't generate brcc insns when FPU compare
9657 instructions are involved.
9658 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9659 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9660 floating point emulation.
9661 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9662 (REVERSE_CONDITION): Add new CC_FPU* modes.
9663 (TARGET_FP_SP_BASE): Define.
9664 (TARGET_FP_DP_BASE): Likewise.
9665 (TARGET_FP_SP_FUSED): Likewise.
9666 (TARGET_FP_DP_FUSED): Likewise.
9667 (TARGET_FP_SP_CONV): Likewise.
9668 (TARGET_FP_DP_CONV): Likewise.
9669 (TARGET_FP_SP_SQRT): Likewise.
9670 (TARGET_FP_DP_SQRT): Likewise.
9671 (TARGET_FP_DP_AX): Likewise.
9672 * config/arc/arc.md (ARCV2_ACC): New constant.
9673 (type): New fpu type attribute.
9674 (SDF): Conditional iterator.
9675 (cstore<mode>, cbranch<mode>): Change expand condition.
9676 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9677 handles FPU/FPX cases as well.
9678 * config/arc/arc.opt (mfpu): New option.
9679 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9681 (adddf3, muldf3, subdf3): Removed.
9682 * config/arc/predicates.md (proper_comparison_operator): Recognize
9684 * config/arc/fpu.md: New file.
9685 * doc/invoke.texi (ARC Options): Document mfpu option.
9687 2016-02-16 Richard Biener <rguenther@suse.de>
9689 PR rtl-optimization/69291
9690 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9691 noce_operand_ok check.
9693 2016-02-16 Tom de Vries <tom@codesourcery.com>
9696 * omp-low.c (simd_clone_create): Remove call to
9697 symtab->call_cgraph_insertion_hooks.
9699 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9701 PR tree-optimization/69802
9702 * tree-ssa-reassoc.c (update_range_test): If op is
9703 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9704 op == 1 test of precision 1 integral op, otherwise handle
9705 that case as op itself. Fix up formatting.
9706 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9709 2016-02-16 Richard Biener <rguenther@suse.de>
9711 PR tree-optimization/69586
9712 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9713 types for conversion sources.
9715 2016-02-16 Richard Biener <rguenther@suse.de>
9718 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9719 mask OEP_ADDRESS_OF.
9721 2016-02-16 Alan Modra <amodra@gmail.com>
9724 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9725 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9726 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9728 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9729 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9730 (p8_fmrgow_<mode>): Likewise.
9731 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9733 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9734 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9735 to use movdi_internal64. Remove op0_di.
9736 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9738 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9740 Add support for the FCCMP insn types
9742 * config/aarch64/aarch64.md (fccmp): Change insn type.
9744 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9745 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9746 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9747 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9748 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9749 * config/arm/types.md (fccmps): Add new insn type.
9752 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9754 * alias.c (get_alias_set): Fix a typo in comment.
9756 2016-02-15 Richard Biener <rguenther@suse.de>
9758 PR tree-optimization/69595
9759 * match.pd: Complete range test simplification to true.
9761 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9763 PR rtl-optimization/69648
9764 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9765 pic_offset_table_rtx.
9767 PR rtl-optimization/69752
9768 * ira.c (update_equiv_regs): When looking for more than a single SET,
9769 also take other side effects into account.
9771 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9773 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9774 for z900+ CPUs in 31-bit mode.
9776 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9778 * common/config/s390/s390-common.c (s390_supports_split_stack):
9780 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9781 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9782 * config/s390/s390.c (struct machine_function): New field
9783 split_stack_varargs_pointer.
9784 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9785 in s390_emit_prologue.
9786 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9788 (morestack_ref): New global.
9789 (SPLIT_STACK_AVAILABLE): New macro.
9790 (s390_expand_split_stack_prologue): New function.
9791 (s390_live_on_entry): New function.
9792 (s390_va_start): Use split-stack vararg pointer if appropriate.
9793 (s390_asm_file_end): Emit the split-stack note sections.
9794 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9795 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9796 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9797 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9798 (split_stack_prologue): New expand.
9799 (split_stack_space_check): New expand.
9800 (split_stack_data): New insn.
9801 (split_stack_call): New expand.
9802 (split_stack_call_*): New insn.
9803 (split_stack_cond_call): New expand.
9804 (split_stack_cond_call_*): New insn.
9806 2016-02-15 Richard Biener <rguenther@suse.de>
9808 PR tree-optimization/69783
9809 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9810 Add trivially correct cases.
9812 2016-02-15 Tom de Vries <tom@codesourcery.com>
9815 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9817 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9819 2016-02-15 Richard Biener <rguenther@suse.de>
9821 PR tree-optimization/69776
9822 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9823 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9824 indicate whether we can use TBAA to disambiguate against stores.
9825 Use alias-set zero if not.
9826 (visit_reference_op_store): Do not use TBAA when looking up
9828 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9829 (eliminate_dom_walker::before_dom_children): But not when looking
9830 up redundant stores.
9832 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9834 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9836 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9838 * config/i386/znver1.md
9839 (znver1_pop, znver1_pop_mem,
9840 znver1_load_imov_double_store,
9841 znver1_load_imov_direct_store,
9842 znver1_load_imov_direct_load,
9843 znver1_load_imov_double_load): Add new.
9844 (znver1_insn, znver1_insn_load): Add icmov type.
9846 znver1_sseavx_fma_load,
9848 znver1_avx256_fma_load): Fix pipe usage.
9850 2016-02-14 Alan Modra <amodra@gmail.com>
9853 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9854 with an invalid hard reg, reload just the reg not the entire
9855 pre/post-inc/dec address expression.
9857 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9860 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9861 fixed R1_REG scratch reg.
9862 (sibcall_value_pcrel_fdpic): Likewise.
9864 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9868 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9870 2016-02-12 Walter Lee <walt@tilera.com>
9872 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9873 * config/tilegx/t-tilegx: Likewise.
9875 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9878 * diagnostic-show-locus.c (struct line_span): New struct.
9879 (layout::get_first_line): Delete.
9880 (layout::get_last_line): Delete.
9881 (layout::get_num_line_spans): New member function.
9882 (layout::get_line_span): Likewise.
9883 (layout::print_heading_for_line_span_index_p): Likewise.
9884 (layout::get_expanded_location): Likewise.
9885 (layout::calculate_line_spans): Likewise.
9886 (layout::m_first_line): Delete.
9887 (layout::m_last_line): Delete.
9888 (layout::m_line_spans): New field.
9889 (layout::layout): Update comment. Replace m_first_line and
9890 m_last_line with m_line_spans, replacing their initialization
9891 with a call to calculate_line_spans.
9892 (diagnostic_show_locus): When printing source lines and
9893 annotations, rather than looping over a single span
9894 of lines, instead loop over each line_span within
9895 the layout, with an inner loop over the lines within them.
9896 Call the context's start_span callback when changing line spans.
9897 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9898 (diagnostic_build_prefix): Break out the building of the location
9899 part of the string into...
9900 (diagnostic_get_location_text): ...this new function, rewriting
9901 it from nested ternary expressions to a sequence of "if"
9903 (default_diagnostic_start_span_fn): New function.
9904 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9905 (diagnostic_context::start_span): New field.
9906 (default_diagnostic_start_span_fn): New prototype.
9908 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9911 * gcc.c (driver::finalize): Fix cleanup of "specs".
9913 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9917 * gcc.c (driver::driver): Initialize m_option_suggestions.
9918 (driver::~driver): Clean up m_option_suggestions.
9919 (suggest_option): Convert to...
9920 (driver::suggest_option): ...this, and split out into
9921 driver::build_option_suggestions and find_closest_string.
9922 (driver::build_option_suggestions): New function, from
9923 first half of suggest_option. Special-case
9924 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9925 the sanitizer_opts array. For options of enum types, add the
9926 various enum values to the candidate strings.
9927 (driver::handle_unrecognized_options): Remove "const".
9928 * gcc.h (driver::handle_unrecognized_options): Likewise.
9929 (driver::build_option_suggestions): New decl.
9930 (driver::suggest_option): New decl.
9931 (driver::m_option_suggestions): New field.
9932 * opts-common.c (add_misspelling_candidates): New function.
9933 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9934 and make non-static.
9935 * opts.h (sanitizer_opts): New array decl.
9936 (add_misspelling_candidates): New function decl.
9937 * spellcheck.c (find_closest_string): New function.
9938 * spellcheck.h (find_closest_string): New function decl.
9940 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9942 PR rtl-optimization/69764
9943 PR rtl-optimization/69771
9944 * optabs.c (expand_binop_directly): For shift_optab_p, force
9945 convert_modes with VOIDmode if xop1 has VOIDmode.
9947 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9950 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9951 to correctly determine instrumentation thunks.
9953 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9956 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9957 type by reference, force lhs on the call.
9960 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9961 Compute retval and retbnd early in all cases if split_part_return_p
9962 and return_bb is not EXIT. Remove all clobber stmts and reset
9963 all debug stmts that refer to SSA_NAMEs defined in split part,
9964 except if it is retval, in that case replace the old retval with the
9965 lhs of the call to the split part.
9967 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9970 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9973 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9974 whose result is used in PHI.
9975 (maybe_optimize_range_tests): Likewise.
9976 (final_range_test_p): Likweise.
9978 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9981 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9982 whose result is used in PHI.
9983 (maybe_optimize_range_tests): Likewise.
9984 (final_range_test_p): Likweise.
9986 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9988 * cgraph.c: Spelling fixes - behaviour -> behavior and
9989 neighbour -> neighbor.
9990 * target.def: Likewise.
9991 * sel-sched.c: Likewise.
9992 * config/mips/mips.c: Likewise.
9993 * config/arc/arc.md: Likewise.
9994 * config/arm/cortex-a57.md: Likewise.
9995 * config/arm/arm.c: Likewise.
9996 * config/arm/neon.md: Likewise.
9997 * config/arm/arm-c.c: Likewise.
9998 * config/vms/vms-c.c: Likewise.
9999 * config/s390/s390.c: Likewise.
10000 * config/i386/znver1.md: Likewise.
10001 * config/i386/i386.c: Likewise.
10002 * config/ia64/hpux-unix2003.h: Likewise.
10003 * config/msp430/msp430.md: Likewise.
10004 * config/rx/rx.c: Likewise.
10005 * config/rx/rx.md: Likewise.
10006 * config/aarch64/aarch64-simd.md: Likewise.
10007 * config/aarch64/aarch64.c: Likewise.
10008 * config/nvptx/nvptx.c: Likewise.
10009 * config/bfin/bfin.c: Likewise.
10010 * config/cris/cris.opt: Likewise.
10011 * config/rs6000/rs6000.c: Likewise.
10012 * target.h: Likewise.
10013 * spellcheck.c: Likewise.
10014 * ira-build.c: Likewise.
10015 * tree-inline.c: Likewise.
10016 * builtins.c: Likewise.
10017 * lra-constraints.c: Likewise.
10018 * explow.c: Likewise.
10019 * hwint.h: Likewise.
10020 * targhooks.c: Likewise.
10021 * tree-vect-data-refs.c: Likewise.
10022 * expr.c: Likewise.
10023 * doc/tm.texi: Likewise.
10024 * doc/extend.texi: Likewise.
10025 * doc/install.texi: Likewise.
10026 * doc/md.texi: Likewise.
10027 * tree-ssa-tail-merge.c: Likewise.
10028 * sched-int.h: Likewise.
10029 * match.pd: Likewise.
10030 * sched-ebb.c: Likewise.
10031 * target.def (omit_struct_return_reg): Likewise.
10032 * gimple-ssa-isolate-paths.c: Likewise.
10033 (find_implicit_erroneous_behaviour): Renamed to...
10034 (find_implicit_erroneous_behavior): ... this.
10035 (find_explicit_erroneous_behaviour): Renamed to...
10036 (find_explicit_erroneous_behavior): ... this.
10037 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10039 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10041 PR rtl-optimization/64682
10042 PR rtl-optimization/69567
10043 PR rtl-optimization/69737
10044 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10045 in I2 as well, just lose it.
10047 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10049 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10051 (aarch64_last_printed_tune_string): Likewise.
10052 (aarch64_declare_function_name): Only output .arch assembler
10053 directive if it will be different from the previously output
10054 directive. Same for .tune comment but only if -dA is set.
10055 (aarch64_start_file): New function.
10056 (TARGET_ASM_FILE_START): Define.
10058 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10061 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10063 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10066 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10067 -Wmaybe-uninitialized warning.
10069 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10072 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10074 2016-02-11 Richard Biener <rguenther@suse.de>
10076 PR rtl-optimization/69291
10077 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10078 subexpressions affected by changing the result.
10080 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10083 * lra-constraints.c (curr_insn_transform): Find in/out operands
10084 for secondary memory moves. Update dups.
10086 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10088 PR tree-optimization/69652
10089 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10090 to nested loop, did source re-formatting, skip debug statements,
10091 add check on statement with volatile operand, remove dead scalar
10094 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10095 Patrick Palka <ppalka@gcc.gnu.org>
10099 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10100 calls if the return type is TREE_ADDRESSABLE.
10101 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10102 * ipa-split.c (split_function): Fix doubled "we" in comment.
10103 Use void return type for the split part even if
10104 !split_point->split_part_set_retval.
10106 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10108 PR tree-optimization/68021
10109 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10110 when computing the value of biv cand by itself.
10112 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10114 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10115 (cortexa57_tunings): Likewise.
10116 (cortexa72_tunings): Likewise.
10117 (arch_macro_fusion_pair_p): Add support for AES fusion.
10118 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10119 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10120 Allow virtual registers before reload so early scheduling works.
10121 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10122 correct latency and pipeline.
10123 (cortex_a57_crypto_complex): Likewise.
10124 (cortex_a57_crypto_xor): Likewise.
10125 (define_bypass): Add AES bypass.
10127 2016-02-10 Richard Biener <rguenther@suse.de>
10129 PR tree-optimization/69726
10130 * passes.def: Add DCE pass before late uninit.
10131 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10132 really fixup if-conversions job.
10134 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10136 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10137 (arm_cortex_a57_tune): Likewise.
10138 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10139 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10141 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10143 * timevar.def (TV_PHASE_DBGINFO): Delete.
10144 (TV_PHASE_CHECK_DBGINFO): Likewise.
10145 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10147 2016-02-10 Richard Biener <rguenther@suse.de>
10149 PR tree-optimization/69719
10150 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10151 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10153 2016-02-09 Andrew Pinski <apinski@cavium.com>
10156 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10157 get_vcond_mask_icode returns false.
10159 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10162 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10163 an ADDIS that adds a pointer to a large constant that sets the
10164 upper16 bits with a load operation.
10166 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10169 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10171 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10173 (vzipq_s16): Likewise.
10174 (vzipq_s32): Likewise.
10175 (vzipq_f32): Likewise.
10176 (vzipq_u8): Likewise.
10177 (vzipq_u16): Likewise.
10178 (vzipq_u32): Likewise.
10179 (vzipq_p8): Likewise.
10180 (vzipq_p16): Likewise.
10182 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10185 * config/arm/arm.c (neon_endian_lane_map): New function.
10186 (neon_vector_pair_endian_lane_map): New function.
10187 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10188 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10190 (vuzpq_s16): Likewise.
10191 (vuzpq_s32): Likewise.
10192 (vuzpq_f32): Likewise.
10193 (vuzpq_u8): Likewise.
10194 (vuzpq_u16): Likewise.
10195 (vuzpq_u32): Likewise.
10196 (vuzpq_p8): Likewise.
10197 (vuzpq_p16): Likewise.
10199 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10202 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10205 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10207 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10208 truncate const_int operand 1 to QImode.
10210 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10212 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10213 corresponding to an abnormal edge.
10215 2016-02-09 Tom de Vries <tom@codesourcery.com>
10217 PR tree-optimization/69599
10218 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10220 (find_func_aliases_for_builtin_call, find_func_clobbers)
10221 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10224 2016-02-09 Richard Biener <rguenther@suse.de>
10226 PR tree-optimization/69715
10227 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10228 LHS on calls as non-rewritable.
10230 2016-02-09 Tom de Vries <tom@codesourcery.com>
10233 * lto-wrapper.c (append_diag_options): New function.
10234 (compile_offload_image): Call append_diag_options.
10236 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10239 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10240 Minor copy-edit to fix verb tenses.
10242 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10244 PR tree-optimization/69209
10245 * ipa-split.c (split_function): If split part is not
10246 returning retval, retval has gimple type but is not
10247 gimple value, force it into a SSA_NAME first.
10249 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10251 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10254 2016-02-08 Jason Merrill <jason@redhat.com>
10257 * convert.c (convert_to_integer_1): Check dofold on truncation
10259 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10260 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10261 Rename from *_nofold.
10262 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10263 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10265 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10268 * tree.c (build_common_tree_nodes): Remove short_double argument.
10269 All callers changed.
10270 * tree.h (build_common_tree_nodes): Adjust declaration.
10271 * doc/invoke.texi (-fshort-double): Remove documentation.
10272 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10273 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10274 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10275 (append_linker_options): Don't handle OPT_fshort_double.
10277 PR rtl-optimization/68730
10278 * lra-remat.c (insn_to_cand_activation): New static variable.
10279 (lra_remat): Allocate and free it.
10280 (create_cand): New arg activation. Initialize a field in
10281 insn_to_cand_activation if it is nonnull.
10282 (create_cands): Pass the activation insn to create_cand when making
10283 a candidate involving an output reload. Reorganize code a little.
10284 (do_remat): Keep track of active status of candidates in a separate
10287 2016-02-08 Richard Biener <rguenther@suse.de>
10289 PR tree-optimization/69719
10290 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10291 Properly use absolute of the difference of the two offsets to
10292 compare or adjust the segment length.
10294 2016-02-08 Richard Biener <rguenther@suse.de>
10295 Jeff Law <law@redhat.com>
10298 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10299 types for anonymous SSA names.
10301 2016-02-08 Richard Biener <rguenther@suse.de>
10303 PR rtl-optimization/69274
10304 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10306 2016-02-08 Jeff Law <law@redhat.com>
10308 PR tree-optimization/65917
10309 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10310 equivalences from if (x == y) style conditionals.
10311 (loop_depth_of_name): Remove.
10312 (record_equality): Remove loop depth check.
10313 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10314 (const_and_copies::record_const_or_copy_raw): New member function.
10315 * tree-ssa-scopedtables.c
10316 (const_and_copies::record_const_or_copy_raw): New, factored out of
10317 (const_and_copies::record_const_or_copy): Call new member function.
10319 2016-02-05 Jeff Law <law@redhat.com>
10321 PR tree-optimization/68541
10322 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10323 (count_stmts_in_block): New function.
10324 (poor_ifcvt_candidate_code): Likewise.
10325 (is_feasible_trace): Add some heuristics to determine when path
10326 splitting is profitable.
10327 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10328 is a diamond with a single exit.
10330 2016-02-05 Martin Sebor <msebor@redhat.com>
10333 * doc/invoke.texi: Update -Wplacement-new to take an optional
10336 2016-02-06 Richard Henderson <rth@redhat.com>
10339 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10340 out of non-standard address spaces.
10342 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10344 PR rtl-optimization/69691
10345 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10347 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10349 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10350 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10351 (*ieee128_mfvsrd_64bit): Likewise.
10352 (*ieee128_mfvsrd_32bit): Likewise.
10354 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10358 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10360 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10361 instrumented_version.
10363 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10365 * doc/invoke.texi (Optimize Options): In table of --param options
10366 rename second occurrence of tracer-min-branch-ratio to
10367 tracer-min-branch-probability, rename
10368 tracer-min-branch-ratio-feedback to
10369 tracer-min-branch-probability-feedback and clarify description,
10370 rename sched-spec-state-edge-prob-cutoff to
10371 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10372 to selsched-insns-to-rename, rename lto-minpartition to
10373 lto-min-partition, delete reorder-blocks-duplicate and
10374 reorder-blocks-duplicate-feedback.
10376 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10378 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10381 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10383 * doc/extend.texi: S/390: Correct some typos.
10385 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10387 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10389 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10392 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10393 (s390_register_info_gprtofpr): Use new macros above.
10394 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10396 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10397 its name. Adjust restore and save gpr ranges.
10398 (s390_register_info_set_ranges): New function.
10399 (s390_register_info): Use new macros above. Call
10400 s390_register_info_set_ranges.
10401 (s390_optimize_register_info): Likewise.
10402 (s390_hard_regno_rename_ok): Use new macros.
10403 (s390_hard_regno_scratch_ok): Likewise.
10404 (s390_emit_epilogue): Likewise.
10405 (s390_can_use_return_insn): Likewise.
10406 (s390_optimize_prologue): Likewise.
10407 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10409 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10412 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10414 (ix86_option_override_internal): Disable TARGET_STV even for
10415 -m{incoming,preferred}-stack-boundary=3.
10417 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10419 * config.gcc: Mark deprecated rtems targets as obsolete.
10421 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10423 PR rtl-optimization/64682
10424 PR rtl-optimization/69567
10425 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10426 before I2 only if the register is both used and set in I2.
10428 2016-02-04 DJ Delorie <dj@redhat.com>
10430 * config/msp430/msp430.c (msp430_start_function): Add function type.
10432 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10435 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10437 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10439 PR rtl-optimization/69577
10441 2015-10-29 Richard Henderson <rth@redhat.com>
10445 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10446 sse check to the exact conditions of PR 67609.
10448 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10451 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10452 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10453 not allowed into the traditional Altivec registers.
10454 (movtd_64bit_nodm): Likewise.
10455 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10457 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10459 * config/aarch64/cortex-a57-fma-steering.c
10460 (aarch64_register_fma_steering): Remove "static" from arguments
10463 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10466 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10467 twice when complex.
10469 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10471 * doc/invoke.texi: Delete -mno-fma4.
10473 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10475 PR rtl-optimization/69577
10476 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10477 (find_subregs_of_mode): Update accordingly. Iterate over partial
10480 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10482 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10483 * config/arm/arm.c (neon_reinterpret): Remove.
10484 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10485 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10486 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10487 vreinterpretti): Remove.
10488 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10489 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10490 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10491 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10492 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10493 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10494 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10495 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10496 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10497 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10498 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10499 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10500 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10501 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10502 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10503 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10504 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10505 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10506 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10507 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10508 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10509 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10510 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10511 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10512 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10513 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10514 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10515 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10516 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10517 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10518 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10519 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10520 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10521 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10522 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10523 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10524 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10525 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10526 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10527 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10528 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10529 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10530 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10531 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10532 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10533 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10534 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10535 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10536 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10537 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10538 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10539 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10540 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10541 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10542 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10543 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10544 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10545 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10546 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10547 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10548 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10549 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10550 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10551 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10552 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10553 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10554 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10555 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10556 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10557 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10558 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10559 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10560 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10561 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10562 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10563 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10564 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10565 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10566 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10567 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10568 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10569 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10570 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10571 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10572 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10573 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10574 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10575 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10576 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10577 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10578 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10579 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10580 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10581 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10582 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10583 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10584 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10585 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10586 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10587 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10588 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10589 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10590 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10592 2016-02-04 Martin Liska <mliska@suse.cz>
10595 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10596 that are gimple_store_p.
10597 (maybe_instrument_call): Likewise.
10599 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10601 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10602 register scaling out of memory reference and comment why.
10604 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10608 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10609 folding the source of a SET.
10611 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10615 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10616 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10618 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10622 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10625 2016-02-04 Christian Bruel <christian.bruel@st.com>
10627 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10628 * config/arm/arm.c (arm_set_current_function): Likewise.
10630 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10631 Ilya Enkovich <enkovich.gnu@gmail.com>
10632 H.J. Lu <hongjiu.lu@intel.com>
10635 * config/i386/i386.c (convert_scalars_to_vector): Remove
10636 stack alignment fixes.
10637 (ix86_option_override_internal): Disable TARGET_STV if stack
10638 might not be aligned enough.
10639 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10641 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10643 * config/i386/x86-tune.def: Disable default prefetching
10646 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10647 Vladimir Makarov <vmakarov@redhat.com>
10650 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10651 in validating fused toc addresses.
10653 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10656 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10657 range->m_caret fields if range->m_show_caret_p is false.
10660 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10661 Force oldval into register if it does not satisfy reg_or_short_operand
10662 predicate. Fix up formatting.
10664 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10665 Alexandre Oliva <aoliva@redhat.com>
10668 * lra-constraints.c (simplify_operand_subreg): Check additionally
10669 address validity after potential reloading.
10670 (process_address_1): Check insns validity. In case of failure do
10673 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10676 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10679 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10681 * wide-int.cc (canonize_uhwi): New function.
10682 (wi::divmod_internal): Use it.
10684 2016-02-02 James Norris <jnorris@codesourcery.com
10686 * gimplify.c (omp_notice_variable): Add usage check.
10688 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10690 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10691 like LE, GE, LT, GT when emitting relational operator.
10693 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10695 * ira-costs.c (find_costs_and_classes): Add extra argument.
10696 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10697 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10698 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10699 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10700 Add best_class parameter, and return it if not ALL_REGS.
10701 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10703 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10704 Update target hook.
10706 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10708 * config/aarch64/aarch64.c
10709 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10710 (aarch64_ira_change_pseudo_allocno_class): New function.
10712 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10715 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10717 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10719 * config/avr/avr.c (avr_option_override): Set
10720 PARAM_ALLOW_STORE_DATA_RACES to 1.
10722 2016-02-02 Richard Biener <rguenther@suse.de>
10724 PR tree-optimization/69595
10725 * match.pd: Add range test simplifications to true/false.
10727 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10729 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10730 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10733 2016-02-02 Richard Biener <rguenther@suse.de>
10735 PR tree-optimization/69606
10736 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10737 info on the result before moving a stmt.
10739 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10741 PR middle-end/68542
10742 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10743 branch with vector comparison.
10744 * config/i386/sse.md (VI48_AVX): New mode iterator.
10745 (define_expand "cbranch<mode>4): Add support for conditional branch
10746 with vector comparison.
10747 * tree-vect-loop.c (optimize_mask_stores): New function.
10748 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10749 has_mask_store field of vect_info.
10750 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10751 vectorized loops having masked stores after vec_info destroy.
10752 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10753 correspondent macros.
10754 (optimize_mask_stores): Add prototype.
10756 2016-02-02 Alan Modra <amodra@gmail.com>
10759 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10762 2016-02-02 Alan Modra <amodra@gmail.com>
10765 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10766 whenever toc_label_name used.
10767 (rs6000_file_start): Don't set up toc section here,
10768 (rs6000_output_function_epilogue): do so here instead,
10769 (rs6000_xcoff_file_start): and here.
10770 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10771 (load_toc_aix_di): Likewise.
10773 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10775 PR rtl-optimization/69592
10776 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10777 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10778 (num_sign_bit_copies_binary_arith_p): New inline function.
10779 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10781 2016-02-01 Jeff Law <law@redhat.com>
10783 PR tree-optimization/69580
10784 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10785 * tree-ssa-threadbackward.c
10786 (fsm_find_control_statement_thread_paths): Do not try to walk
10787 through large PHI nodes.
10789 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10791 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10792 when count is incremented above limit, don't analyze further
10795 * omp-low.c (oacc_parse_default_dims): Avoid
10796 -Wsign-compare warning, make sure value fits into int
10797 rather than just unsigned int.
10799 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10801 PR tree-optimization/67921
10802 * fold-const.c (split_tree): New parameters. Convert pointer
10803 type variable part to proper type before negating.
10804 (fold_binary_loc): Pass new arguments to split_tree.
10806 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10808 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10809 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10810 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10811 * doc/tm.texti: Rebuilt.
10812 * doc/invoke.texi (fopenacc-dim): Document.
10813 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10814 (append_compiler_options): Likewise.
10815 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10816 (oacc_parse_default_dims): New.
10817 (oacc_validate_dims): Add USED arg. Select non-unity default when
10819 (oacc_loop_fixed_partitions): Return mask of used partitions.
10820 (oacc_loop_auto_partitions): Emit dump info.
10821 (oacc_loop_partition): Return mask of used partitions.
10822 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10823 loop partitioning and validation calls.
10825 2016-02-01 Richard Biener <rguenther@suse.de>
10827 PR middle-end/69556
10828 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10830 2016-02-01 Richard Biener <rguenther@suse.de>
10832 PR tree-optimization/69574
10833 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10834 of asserting return chrec_dont_know.
10836 2016-02-01 Martin Liska <mliska@suse.cz>
10838 * mem-stats-traits.h: Add copyright header.
10839 * mem-stats.h: Likewise.
10841 2016-02-01 Richard Biener <rguenther@suse.de>
10843 PR tree-optimization/69579
10844 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10845 Do not propagate through abnormal PHI results.
10847 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10849 * postreload.c (reload_cse_simplify): Remove dead code.
10851 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10853 PR rtl-optimization/69570
10854 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10855 if there is more than one set, not if there is a single set.
10857 2016-02-01 Richard Henderson <rth@redhat.com>
10860 * combine.c (make_compound_operation): When looking through a
10861 subreg, make sure to re-extend to the width of the outer mode.
10863 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10865 PR tree-optimization/69546
10866 * wide-int.cc (wi::divmod_internal): For unsigned division
10867 where both operands fit into uhwi, if o1 is 1 and o0 has
10868 msb set, if divident_prec is larger than bits per hwi,
10869 clear another quotient word and return 2 instead of 1.
10870 Similarly for remainder with msb in HWI set, if dividend_prec
10871 is larger than bits per hwi.
10873 2016-01-29 Martin Jambor <mjambor@suse.cz>
10875 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10876 Use short lowercase names.
10877 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10878 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10879 acq_rel one. Protect warning agains segfaults if
10880 get_memory_order_name returns NULL.
10881 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10882 with release semantics. Do not warn if get_memory_order already did.
10883 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10884 semantics. Fix check for relaxed or acquire semantics. Do not warn
10885 if get_memory_order already did.
10887 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10889 * doc/install.texi: Document that isl-0.16 is supported.
10891 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10894 * config/i386/constraints.md (Bm): Describe as special memory
10896 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10897 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10898 * genpreds.c (struct constraint_data): Add is_special_memory.
10899 (have_special_memory_constraints, special_memory_start): New
10901 (special_memory_end): Ditto.
10902 (add_constraint): Add new arg is_special_memory. Add code to
10903 process its true value. Update have_special_memory_constraints.
10904 (process_define_constraint): Pass the new arg.
10905 (process_define_register_constraint): Ditto.
10906 (choose_enum_order): Process special memory.
10907 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10908 function insn_extra_special_memory_constraint.
10909 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10910 * gensupport.c (process_rtx): Process
10911 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10912 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10913 * ira-lives.c (single_reg_class): Use
10914 insn_extra_special_memory_constraint.
10915 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10916 * lra-constraints.c (process_alt_operands): Ditto.
10917 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10918 * recog.c (asm_operand_ok, preprocess_constraints): Process
10920 * reload.c (find_reloads): Ditto.
10921 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10922 * stmt.c (parse_input_constraint): Use
10923 insn_extra_special_memory_constraint.
10925 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10928 * lra-splill.c (lra_final_code_change): Revert r229087 by
10929 removing all sub-registers.
10931 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10934 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10936 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10939 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10940 SSE1, copy target into the temporary reg first before recursing
10943 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10945 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10948 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10950 * ginclude/stdarg.h: Test __cplusplus instead of
10951 __GXX_EXPERIMENTAL_CXX0X__.
10953 2016-01-29 Richard Biener <rguenther@suse.de>
10955 PR tree-optimization/69547
10956 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10957 Do not mark clobbers necessary.
10958 (mark_all_reaching_defs_necessary_1): Likewise.
10960 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10962 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10963 declaration name with %qs and print it in both error messages.
10964 Also fix indentation.
10966 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10969 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10970 trailing blank line from error message.
10972 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10975 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10978 2016-01-29 Richard Biener <rguenther@suse.de>
10980 PR middle-end/69537
10981 * match.pd: Allow all integral types when simplifying a
10982 widening or sign-changing conversion.
10984 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10986 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10987 back to setting codegen_error to fail codegen.
10989 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10992 * config/i386/constraints.md (C): Only accept constant zero operand.
10993 (BC): New constraint.
10994 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10995 instead of C constraint.
10996 * doc/md.texi (Machine Constraints): Update description
10999 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11002 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11004 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11006 PR middle-end/69542
11007 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11010 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11012 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11013 branches if using guessed profile.
11015 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11017 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11019 2016-01-28 Richard Henderson <rth@redhat.com>
11022 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11023 * config/aarch64/aarch64-protos.h: Update.
11024 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11025 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11026 (aarch64_get_condition_code_1): Handle CC_Cmode.
11027 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11028 (*add<mode>3_compareC_cconly_imm): New.
11029 (*add<mode>3_compareC_cconly): New.
11030 (*add<mode>3_compareC_imm): New.
11031 (add<mode>3_compareC): New.
11032 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11033 to be first. Use aarch64_carry_operation.
11034 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11035 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11036 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11037 (subti3): Use subdi3_compare1.
11038 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11039 (sub<mode>3_compare1): New.
11040 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11041 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11042 (*subsi3_carryin_uxtw): Likewise.
11043 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11044 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11045 * config/aarch64/iterators.md (DWI): New.
11046 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11047 (aarch64_borrow_operation): New.
11049 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11051 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11052 message when isl does not return a valid schedule.
11054 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11056 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11057 Remove comments from class declarations: they are already in the code
11060 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11062 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11064 (ternary_op_to_tree): Same.
11065 (unary_op_to_tree): Same.
11066 (nary_op_to_tree): Same.
11067 (gcc_expression_from_isl_expr_op): Same.
11068 (gcc_expression_from_isl_expression): Same.
11069 (graphite_create_new_loop): Same.
11070 (graphite_create_new_loop_guard): Same.
11071 (build_iv_mapping): Same.
11072 (graphite_create_new_guard): Same.
11073 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11074 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11076 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11078 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11079 instead of setting codegen_error to fail codegen.
11081 2016-01-28 Jason Merrill <jason@redhat.com>
11083 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11085 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11087 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11088 Remove CONST_INT_P check in CCMP cost calculation.
11090 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11092 * config/aarch64/aarch64.c (generic_vector_cost):
11093 Set vec_permute_cost.
11094 (cortexa57_vector_cost): Likewise.
11095 (exynosm1_vector_cost): Likewise.
11096 (xgene1_vector_cost): Likewise.
11097 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11098 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11099 Add vec_permute_cost entry.
11101 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11103 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11105 (add<mode>3_compare0): Likewise.
11106 (addsi3_compare0_uxtw): Likewise.
11107 (add<mode>3nr_compare0): Likewise.
11108 (compare_neg<mode>): Likewise.
11109 (<optab><mode>3): Likewise.
11111 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11113 * tree-vect-stmts.c (vectorizable_comparison): Add
11114 NULL check for vectype.
11116 2016-01-28 Richard Biener <rguenther@suse.de>
11118 PR tree-optimization/69466
11119 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11120 Account for PHIs we couldn't duplicate.
11122 2016-01-28 Martin Liska <mliska@suse.cz>
11125 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11126 instead of ENABLE_VALGRIND_CHECKING.
11128 2016-01-27 Richard Henderson <rth@redhat.com>
11131 * lra-remat.c (subreg_regs): New.
11132 (dump_candidates_and_remat_bb_data): Dump it.
11133 (operand_to_remat): Reject if operand in subreg_regs.
11134 (set_bb_regs): Collect subreg_regs.
11135 (lra_remat): Init and free subreg_regs. Compute
11136 calculate_local_reg_remat_bb_data before create_cands.
11138 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11142 change stack_alignment_needed for __tls_get_addr call.
11144 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11146 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11148 2016-01-27 Jeff Law <law@redhat.com>
11150 PR tree-optimization/68398
11151 PR tree-optimization/69196
11152 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11153 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11154 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11155 Only count PHIs in the last block in the path. The others will
11156 const/copy propagate away. Add heuristic to allow more irreducible
11157 subloops to be created when it is likely profitable to do so.
11159 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11160 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11161 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11163 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11166 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11167 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11168 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11169 * tree-streamer-in.c: Include asan.h.
11170 (streamer_get_builtin_tree): For builtins in sanitizer
11171 range call initialize_sanitizer_builtins and retry.
11173 2016-01-27 Ian Lance Taylor <iant@google.com>
11175 * common.opt (fkeep-gc-roots-live): New undocumented option.
11176 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11177 -fkeep-gc-roots-live, skip pointers.
11178 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11181 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11184 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11185 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11187 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11190 * configure.ac: NetBSD provides SSP in its C library.
11191 * configure: Updated.
11193 2016-01-27 Richard Biener <rguenther@suse.de>
11195 PR tree-optimization/69166
11196 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11197 reduction code for commutativity / associativity.
11199 2016-01-27 Martin Jambor <mjambor@suse.cz>
11201 PR tree-optimization/69355
11202 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11203 total_scalarization fails.
11205 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11207 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11210 2016-01-27 Christian Bruel <christian.bruel@st.com>
11213 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11214 Move arm_reset_previous_fndecl and set_target_option_current_node in
11215 the conditional part. Call save_restore_target_globals.
11216 * config/arm/arm.c (arm_set_current_function):
11217 Refactor to better support #pragma target and attribute mix.
11218 Call save_restore_target_globals.
11219 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11221 2016-01-27 Martin Liska <mliska@suse.cz>
11223 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11224 reference for an HSA kernel and its host function.
11226 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11228 PR tree-optimization/69399
11229 * wide-int.h (wi::lrshift): For larger precisions, only
11230 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11232 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11234 * config/arc/predicates.md (proper_comparison_operator): Reject
11235 constant-constant comparison.
11237 2016-01-26 Tom de Vries <tom@codesourcery.com>
11239 PR tree-optimization/69110
11240 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11241 DR_NUM_DIMENSIONS == 0.
11243 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11244 Sebastian Pop <s.pop@samsung.com>
11246 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11247 isl_ast_op_cond and isl_ast_op_select.
11248 (gcc_expression_from_isl_expr_op): Same.
11250 2016-01-26 Jason Merrill <jason@redhat.com>
11253 * tree.c (recompute_constructor_flags): Split out from
11255 (verify_constructor_flags): New.
11256 * tree.h: Declare them.
11258 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11260 PR rtl-optimization/69217
11261 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11262 are no TYPE_FIELDS set for the record type.
11264 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11267 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11268 toc_label_name unconditionally.
11269 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11270 SYMBOL_REF string. Use toc_label_name instead of constructing
11272 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11273 constructing LCTOC1.
11275 2016-01-26 Martin Sebor <msebor@redhat.com>
11278 * doc/extend.texi (Common Type Attributes): Move text that talks about
11279 attribute packed from attribute aligned to the section discussing
11280 the former attribute for clarity.
11282 2016-01-26 Richard Henderson <rth@redhat.com>
11284 PR middle-end/60908
11285 * trans-mem.c (tm_region_init): Mark entry block as visited.
11287 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11290 * diagnostic-show-locus.c (layout::print_source_line): Replace
11291 call to pp_newline with call to layout::print_newline.
11292 (layout::print_annotation_line): Likewise.
11293 (layout::move_to_column): Likewise.
11294 (layout::print_any_fixits): After printing any fixits, print a
11295 trailing newline, if necessary.
11296 (layout::print_newline): New method, resetting any colorization
11298 (diagnostic_show_locus): Move the pp_newline to before the
11299 early bailout. Remove dummy block enclosing the layout instance.
11300 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11301 of pp_newline_and_flush with pp_flush.
11302 (diagnostic_append_note): Delete use of pp_newline.
11303 (diagnostic_append_note_at_rich_loc): Delete.
11304 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11305 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11306 when newline characters are added to the buffer.
11308 2016-01-26 Michael Matz <matz@suse.de>
11310 * configure.ac (ac_cv_std_swap_in_utility): New test.
11311 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11312 * configure: Regenerate.
11313 * config.in: Regenerate.
11315 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11317 * config/arc/arc.md (cstoresi4): Force operand into register.
11318 (arcset<code>): Fix predicate.
11319 (arcsetltu): Likewise.
11320 (arcsetgeu): Likewise.
11321 (arcsethi): Likewise.
11322 (arcsetls): Likewise.
11324 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11326 PR tree-optimization/69483
11327 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11328 if base has error_mark_node type.
11330 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11333 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11334 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11336 (vget_lane_f16): Handle big-endian.
11337 (vgetq_lane_f16): Likewise.
11338 (vset_lane_f16): Likewise.
11339 (vsetq_lane_f16): Likewise.
11340 * config/arm/iterators.md (VQXMOV): Add V8HF.
11341 (VDQ): Add V4HF and V8HF.
11342 (V_reg): Handle V4HF and V8HF.
11343 (Is_float_mode): Likewise.
11344 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11345 neon_vdup_nv8hf): New patterns.
11346 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11347 Use VD_LANE iterator.
11348 (neon_vld1_dup<mode>): Use VQ2 iterator.
11350 2016-01-26 Nathan Sidwell <nathan@acm.org>
11352 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11353 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11354 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11355 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11356 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11357 (oacc_validate_dims): Add LEVEL arg, don't return level.
11358 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11359 oacc_validate_dims.
11360 (execute_oacc_device_lower): Adjust, add more dump output.
11361 * tree-ssa-loop.c (gate_oacc_kernels): Use
11362 oacc_fn_attrib_kernels_p.
11363 * tree-parloops.c (create_parallel_loop): Adjust
11364 set_oacc_fn_attrib call.
11366 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11369 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11370 (append_compiler_options): Handle -fcilkplus.
11371 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11373 2016-01-26 Nick Clifton <nickc@redhat.com>
11376 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11377 been marked as DECL_ONE_ONLY but we do not the means to make it
11378 so, then do not allow it to bind locally.
11380 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11383 * opts.h (parse_sanitizer_options): New prototype.
11384 * opts.c (sanitizer_opts): New array.
11385 (parse_sanitizer_options): New function.
11386 (common_handle_option): Use parse_sanitizer_options.
11388 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11391 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11392 alignment adjustment to ...
11393 (ix86_update_stack_boundary): Here. Don't over-align stack for
11395 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11396 if __tls_get_addr is called.
11398 2016-01-26 Christian Bruel <christian.bruel@st.com>
11400 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11402 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11404 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11406 2016-01-26 Richard Biener <rguenther@suse.de>
11408 PR middle-end/69467
11409 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11411 2016-01-26 Richard Biener <rguenther@suse.de>
11413 PR tree-optimization/69452
11414 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11415 (move_computations_dom_walker::before_dom_children): Rename
11417 (move_computations_worker): This.
11418 (move_computations): Perform an RPO rather than a DOM walk.
11420 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11423 * combine.c (combine_instructions): For REG_EQUAL note with
11424 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11425 to the underlying register.
11426 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11427 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11429 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11432 * config/aarch64/aarch64-builtins.c
11433 (aarch64_init_simd_builtin_types): Do not set structural
11434 equality to __Poly{8,16,64,128}_t types.
11436 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11438 PR tree-optimization/69400
11439 * wide-int.cc (wi_pack): Take the precision as argument and
11440 perform canonicalization here rather than in the callers.
11441 Use the main loop to handle all full-width HWIs. Add a
11442 zero HWI if in_len isn't a full result.
11443 (wi::divmod_internal): Update accordingly.
11444 (wi::mul_internal): Likewise. Simplify.
11446 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11447 Sebastian Pop <s.pop@samsung.com>
11449 * graphite-poly.c (apply_poly_transforms): Simplify.
11450 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11451 (print_isl_map): Same.
11452 (print_isl_union_map): Same.
11453 (print_isl_schedule): New.
11454 (debug_isl_schedule): New.
11455 * graphite-dependences.c (scop_get_reads): Do not call
11456 isl_union_map_add_map that is undocumented isl functionality.
11457 (scop_get_must_writes): Same.
11458 (scop_get_may_writes): Same.
11459 (scop_get_original_schedule): Remove.
11460 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11461 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11462 (compute_deps): Remove.
11463 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11464 (debug_schedule_ast): New.
11465 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11466 set_separate_option.
11467 (graphite_regenerate_ast_isl): Add dump.
11468 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11469 from scop->transformed_schedule.
11470 (graphite_regenerate_ast_isl): Add more dump.
11471 * graphite-optimize-isl.c (optimize_isl): Set
11472 scop->transformed_schedule. Check whether schedules are equal.
11473 (apply_poly_transforms): Move here.
11474 * graphite-poly.c (apply_poly_transforms): ... from here.
11475 (free_poly_bb): Static.
11476 (free_scop): Static.
11477 (pbb_number_of_iterations_at_time): Remove.
11478 (print_isl_ast): New.
11479 (debug_isl_ast): New.
11480 (debug_scop_pbb): New.
11481 * graphite-scop-detection.c (print_edge): Move.
11482 (print_sese): Move.
11483 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11484 (build_scop_scattering): Remove.
11485 (create_pw_aff_from_tree): Assert instead of bailing out.
11486 (add_condition_to_pbb): Remove unused code, do not fail.
11487 (add_conditions_to_domain): Same.
11488 (add_conditions_to_constraints): Remove.
11489 (build_scop_context): New.
11490 (add_iter_domain_dimension): New.
11491 (build_iteration_domains): Initialize pbb->iterators.
11492 Call add_conditions_to_domain.
11495 (index_outermost_in_loop): New.
11496 (index_pbb_in_loop): New.
11497 (outermost_pbb_in): New.
11498 (add_in_sequence): New.
11499 (add_outer_projection): New.
11500 (outer_projection_mupa): New.
11501 (add_loop_schedule): New.
11502 (build_schedule_pbb): New.
11503 (build_schedule_loop): New.
11504 (embed_in_surrounding_loops): New.
11505 (build_schedule_loop_nest): New.
11506 (build_original_schedule): New.
11507 (build_poly_scop): Call build_original_schedule.
11508 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11509 (free_poly_dr): Remove.
11510 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11511 (free_poly_bb): Remove.
11512 (debug_loop_vec): Remove.
11513 (print_isl_ast): Declare.
11514 (debug_isl_ast): Declare.
11515 (scop_do_interchange): Remove.
11516 (scop_do_strip_mine): Remove.
11517 (scop_do_block): Remove.
11518 (flatten_all_loops): Remove.
11519 (optimize_isl): Remove.
11520 (pbb_number_of_iterations_at_time): Remove.
11521 (debug_scop_pbb): Declare.
11522 (print_schedule_ast): Declare.
11523 (debug_schedule_ast): Declare.
11524 (struct scop): Remove schedule. Add original_schedule,
11525 transformed_schedule.
11526 (free_gimple_poly_bb): Remove.
11527 (print_generated_program): Remove.
11528 (debug_generated_program): Remove.
11529 (unify_scattering_dimensions): Remove.
11530 * sese.c (print_edge): ... here.
11531 (print_sese): ... here.
11532 (debug_edge): ... here.
11533 (debug_sese): ... here.
11534 * sese.h (print_edge): Declare.
11535 (print_sese): Declare.
11536 (dump_edge): Declare.
11537 (dump_sese): Declare.
11539 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11540 Sebastian Pop <s.pop@samsung.com>
11542 * Makefile.in: Set ISLVER in site.exp.
11544 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11546 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11547 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11548 through DECL_VALUE_EXPR for expansion.
11550 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11552 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11553 the frame info after reload completed.
11555 2016-01-25 Jeff Law <law@redhat.com>
11557 PR tree-optimization/69196
11558 PR tree-optimization/68398
11559 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11560 tree-ssa-threadupdate.c.
11561 (determine_bb_domination_status): Prototype
11562 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11563 (determine_bb_domination_status): No longer static.
11564 (valid_jump_thread_path): Remove code to detect characteristics
11565 of the jump thread path not associated with correctness.
11566 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11567 Correct test for thread path length. Count PHIs for real operands as
11568 statements that need to be copied. Do not count ASSERT_EXPRs.
11569 Look at all the blocks in the thread path. Compute and selectively
11570 filter thread paths based on threading through the latch, threading
11571 a multiway branch or crossing a multiway branch.
11573 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11575 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11576 decl with __attribute__ ((unused)) annotation.
11578 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11581 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11582 of operands is compatible with a statement vectype.
11584 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11586 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11587 improve wording for mixed storage order support.
11589 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11591 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11592 (vcvt_u64_f64): Likewise.
11593 (vcvta_s64_f64): Likewise.
11594 (vcvta_u64_f64): Likewise.
11595 (vcvtm_s64_f64): Likewise.
11596 (vcvtm_u64_f64): Likewise.
11597 (vcvtn_s64_f64): Likewise.
11598 (vcvtn_u64_f64): Likewise.
11599 (vcvtp_s64_f64): Likewise.
11600 (vcvtp_u64_f64): Likewise.
11602 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11604 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11605 (arc_init): Check validity mll64 option.
11606 (arc_save_restore): Use double load/store instruction.
11607 (arc_expand_movmem): Likewise.
11608 (arc_split_move): Don't split if we have double load/store
11609 instructions. Returns a boolean.
11610 (arc_process_double_reg_moves): Change function to return boolean
11611 instead of a sequence of instructions.
11612 (arc_dwarf_register_span): New function.
11613 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11614 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11615 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11616 (*movdf_insn): Likewise.
11617 * config/arc/arc.opt (mll64): New option.
11618 * config/arc/predicates.md (even_register_operand): New predicate.
11619 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11621 2016-01-25 Richard Biener <rguenther@suse.de>
11624 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11625 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11627 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11629 2016-01-25 Richard Biener <rguenther@suse.de>
11631 PR tree-optimization/69376
11632 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11634 (VN_INFO_ANTI_RANGE_P): New inline.
11635 (VN_INFO_RANGE_TYPE): Likewise.
11636 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11637 SSA_NAME_ANTI_RANGE_P.
11638 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11639 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11640 Properly query VN_INFO_RANGE_TYPE.
11642 2016-01-25 Nick Clifton <nickc@redhat.com>
11645 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11647 2016-01-23 Tom de Vries <tom@codesourcery.com>
11649 PR tree-optimization/69426
11650 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11653 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11655 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11656 "the the" with "the" in the comments.
11657 * ipa-devirt.c (build_type_inheritance_graph,
11658 update_type_inheritance_graph): Likewise.
11659 * tree.c (build_function_type_list_1): Likewise.
11660 * cfgloopmanip.c (scale_loop_profile): Likewise.
11661 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11662 * gimple-ssa-split-paths.c
11663 (find_block_to_duplicate_for_splitting_paths): Likewise.
11664 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11665 * expr.c (convert_move): Likewise.
11666 * var-tracking.c (vt_stack_adjustments): Likewise.
11667 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11668 * tree-vrp.c (test_for_singularity): Likewise.
11670 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11671 directly instead of building a temporary tree.
11674 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11675 remove <algorithm> include.
11677 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11680 * config/i386/i386.c: Include dojump.h.
11681 (expand_small_movmem_or_setmem,
11682 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11684 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11685 if dynamic_check != -1.
11687 2016-01-21 Jeff Law <law@redhat.com>
11689 PR middle-end/69347
11690 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11691 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11692 into dominated_by_p.
11693 (cprop_into_successor_phis): Avoid unnecessary tests.
11695 2016-01-22 Richard Henderson <rth@redhat.com>
11698 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11699 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11701 2016-01-22 Michael Matz <matz@suse.de>
11703 * system.h (string, algorithm): Include only conditionally.
11704 (new): Include always under C++.
11705 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11706 * final.c (toplevel): Ditto.
11707 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11708 * genconditions.c (write_header): Make gencondmd.c define
11710 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11712 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11713 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11715 2016-01-22 Christian Bruel <christian.bruel@st.com>
11718 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11720 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11723 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11724 define_insn_and_split. Ensure operands[1] and operands[0] do not
11725 get assigned the same register.
11727 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11729 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11731 2016-01-22 Christian Bruel <christian.bruel@st.com>
11733 * config/arm/arm-c.c (arm_pragma_target_parse):
11734 Remove warn_builtin_macro_redefined overwrite.
11736 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11738 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11739 flag_non_call_exceptions compatibility.
11741 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11744 * dwarf2out.c (add_child_die_after): New function.
11745 (dwarf_qual_info_t): New type.
11746 (dwarf_qual_info): New variable.
11747 (qualified_die_p): New function.
11748 (modified_type_die): For -fdebug-types-section, ensure
11749 canonical order of qualifiers. Put qualified DIEs adjacent
11750 to the corresponding non-qualified type DIE and search there
11751 for existing qualified DIEs.
11753 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11755 * doc/extend.texi (scalar_storage_order type attribute): Document
11756 restriction on type punning and aliasing, and remove future tense.
11758 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11761 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11764 2016-01-21 Jeff Law <law@redhat.com>
11766 PR middle-end/69347
11767 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11768 useless call to record_temporary_equivalences.
11769 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11770 allocate 10 slots in the bb_path vector and let it grow as needed.
11771 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11774 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11776 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11778 * configure: Regenerate.
11780 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11782 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11783 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11785 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11787 PR middle-end/66178
11788 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11789 drop EXPAND_INITIALIZER.
11790 * rtl.h (contains_symbolic_reference_p): Declare.
11791 * rtlanal.c (contains_symbolic_reference_p): New function.
11792 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11793 a subtraction into a NOT if symbolic constants are involved.
11795 2016-01-21 Anton Blanchard <anton@samba.org>
11796 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11799 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11801 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11804 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11806 * config/microblaze/microblaze.c
11807 (get_branch_target): New.
11808 (insert_wic_for_ilb_runout): New.
11810 (microblaze_machine_dependent_reorg): New.
11811 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11812 * config/microblaze/microblaze.md
11813 (UNSPEC_IPREFETCH): Define.
11814 (iprefetch): New pattern
11815 * config/microblaze/microblaze.opt
11816 (mxl-prefetch): New flag.
11818 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11820 * config/microblaze/microblaze.h
11821 (FIXED_REGISTERS): Update in macro.
11822 (CALL_USED_REGISTERS): Update in macro.
11824 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11826 PR rtl-optimization/68920
11827 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11830 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11832 PR rtl-optimization/68990
11833 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11834 pseudo instead of inheritance ones.
11836 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11837 Nick Clifton <nickc@redhat.com>
11841 * config/mips/mips.c (mips_compute_frame_info): Initialise
11842 args_size and hard_frame_pointer_offset fields of the frame
11843 structure before calling mips_global_pointer.
11845 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11847 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11849 * configure: Regenerate.
11851 2016-01-21 Richard Biener <rguenther@suse.de>
11853 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11855 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11857 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11858 to actually emit the .size directive.
11860 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11861 Jakub Jelinek <jakub@redhat.com>
11865 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11866 args array size by one to avoid buffer overflow.
11868 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11870 * config/s390/s390.md (pool_section_start): Use switch_to_section
11871 to select proper read-only data section instead of hardcoding
11873 (pool_section_end): Use switch_to_section to match the above.
11875 2016-01-21 Richard Biener <rguenther@suse.de>
11877 PR tree-optimization/69378
11878 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11879 (set_ssa_val_to): Use it for dominance checks taking into
11880 account not executable edges.
11882 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11885 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11886 for bitsize instead of GET_MODE_PRECISION (mode).
11888 2016-01-20 Martin Sebor <msebor@redhat.com>
11891 * extend.texi (__sync Builtins): Clarify the semantics of
11892 __sync_fetch_and_OP built-ins on pointers.
11893 (__atomic Builtins): Same.
11895 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11896 Sebastian Pop <s.pop@samsung.com>
11898 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11899 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11900 (is_valid_rename): Same.
11901 (translate_isl_ast_to_gimple::get_rename): Same.
11902 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11903 (translate_isl_ast_to_gimple::rename_uses): Same.
11904 (get_new_name): Check for close_phi nodes.
11905 (copy_loop_phi_args): Use phi_node_kind.
11906 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11907 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11909 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11910 Sebastian Pop <s.pop@samsung.com>
11912 Revert commit r229783.
11913 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11914 Remove use of parameter_rename_map.
11915 (copy_def): Remove.
11916 (copy_internal_parameters): Remove.
11917 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11918 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11919 (free_sese_info): Do not free parameter_rename_map.
11920 (set_rename): Do not use parameter_rename_map.
11921 (rename_uses): Update call to set_rename.
11922 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11923 * sese.h (parameter_rename_map_t): Remove.
11924 (struct sese_info_t): Remove field parameter_rename_map.
11926 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11927 Sebastian Pop <s.pop@samsung.com>
11929 * graphite-isl-ast-to-gimple.c: Fix comment.
11930 * graphite-scop-detection.c (defined_in_loop_p): New.
11931 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11932 names defined in loop.
11934 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11935 Sebastian Pop <s.pop@samsung.com>
11937 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11938 Discard unstructured if-then-else regions.
11940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11941 Sebastian Pop <s.pop@samsung.com>
11943 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11944 (cleanup_loop_iter_dom): Remove.
11945 (build_loop_iteration_domains): Remove.
11946 (build_scop_context): Remove.
11947 (build_scop_iteration_domain): Remove.
11948 (add_loop_constraints): New.
11949 (build_iteration_domains): New.
11950 (build_poly_scop): Call build_iteration_domains.
11952 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11953 Sebastian Pop <s.pop@samsung.com>
11955 * graphite-scop-detection.c
11956 (scop_detection::harmful_loop_in_region): Free dom and loops.
11957 (scop_detection::loop_body_is_valid_scop): Free bbs.
11959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11960 Sebastian Pop <s.pop@samsung.com>
11962 * graphite-scop-detection.c (record_loop_in_sese): New.
11963 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11964 (build_scops): Remove call to build_sese_loop_nests.
11965 * sese.c (sese_record_loop): Remove.
11966 (build_sese_loop_nests): Remove.
11967 (new_sese_info): Remove region->loops.
11968 (free_sese_info): Same.
11969 * sese.h (sese_contains_loop): Same.
11970 (build_sese_loop_nests): Remove.
11971 (sese_contains_loop): Remove.
11973 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11974 Sebastian Pop <s.pop@samsung.com>
11976 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11977 loop_is_valid_in_scop.
11978 (scop_detection::harmful_stmt_in_region): Renamed
11979 harmful_loop_in_region.
11980 Call loop_is_valid_in_scop.
11982 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11983 Sebastian Pop <s.pop@samsung.com>
11985 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11988 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11989 Sebastian Pop <s.pop@samsung.com>
11991 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11992 * graphite.h (struct poly_bb): Remove field is_reduction.
11993 (PBB_IS_REDUCTION): Remove.
11995 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11996 Sebastian Pop <s.pop@samsung.com>
11998 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11999 (add_pdr_constraints): Same.
12000 (scop_get_reads): Same.
12001 (scop_get_must_writes): Same.
12002 (scop_get_may_writes): Same.
12003 (scop_get_original_schedule): Same.
12004 (extend_schedule): Same.
12005 (apply_schedule_on_deps): Same.
12006 (carries_deps): Same.
12007 (compute_deps): Same.
12008 (scop_get_dependences): Same.
12009 * graphite-isl-ast-to-gimple.c
12010 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12011 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12012 (get_schedule_for_band_list): Same.
12013 (get_schedule_map): Same.
12014 (apply_schedule_map_to_scop): Same.
12015 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12016 (build_loop_iteration_domains): Same.
12017 (add_condition_to_pbb): Same.
12018 (add_param_constraints): Same.
12019 (pdr_add_memory_accesses): Same.
12020 (pdr_add_data_dimensions): Same.
12022 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12024 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12027 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12029 * common.opt (feliminate-dwarf2-dups): Replace references to
12030 "DWARF 2" with just "DWARF".
12031 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12032 * doc/extend.texi: Likewise.
12033 * doc/cpp.texi: Likewise.
12034 * doc/invoke.texi: Likewise.
12035 (Option Summary): Add -gdwarf to list of Debugging Options.
12036 (Debugging Options): Document -gdwarf.
12037 * doc/contrib.texi: Spell "DWARF" like that.
12039 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12041 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12042 warning. Fix up formatting.
12044 PR middle-end/67653
12045 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12046 attempt to mark memory input operand addressable and
12047 call prepare_gimple_addressable in that case. Don't adjust
12048 input_location for diagnostics, use error_at instead.
12050 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12052 * config/rs6000/ppc-auxv.h: New file.
12053 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12054 (cpu_is): Likewise.
12055 (cpu_supports): Likewise.
12056 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12057 (cpu_is_info): New variable.
12058 (cpu_supports_info): Likewise.
12059 (tcb_verification_symbol): Likewise.
12060 (cpu_builtin_p): Likewise.
12061 (cpu_expand_builtin): New function.
12062 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12063 (rs6000_init_builtins): Likewise.
12064 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12065 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12066 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12067 * configure: Regenerate.
12068 * config.in: Likewise.
12069 * doc/extend.texi (PowerPC Built-in Functions): Document
12070 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12072 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12075 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12077 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12080 2016-01-20 Richard Henderson <rth@redhat.com>
12086 * tree.c (tm_define_builtin): New.
12087 (find_tm_vector_type): New.
12088 (build_tm_vector_builtins): New.
12089 (build_common_builtin_nodes): Call it.
12091 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12093 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12094 (arm_fp_ok): Likewise.
12095 (arm_fp): Likewise.
12096 (arm_crypto): Likewise.
12098 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12099 Richard Biener <rguenther@suse.de>
12101 PR tree-optimization/69328
12102 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12103 vectors have same number of elements.
12104 (vectorizable_condition): Fix masked version recognition.
12106 2016-01-20 Richard Biener <rguenther@suse.de>
12108 PR tree-optimization/69345
12109 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12110 (VN_INFO_PTR_INFO): Likewise.
12111 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12112 info when it is equal between non-dominating SSA names.
12113 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12114 Make sure to look at original SSA infos.
12116 2016-01-20 Jeff Law <law@redhat.com>
12119 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12121 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12122 (pc_or_label_operand): New predicate.
12123 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12124 tests for small integers that are 2^n - 1.
12126 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12128 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12130 2016-01-19 Jeff Law <law@redhat.com>
12132 PR middle-end/69347
12133 * tree-ssa-threadbackwards.c
12134 (fsm_find_control_statement_thread_paths): Do not try to lookup
12135 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12137 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12139 * doc/lto.texi: Remove text that says only Gold has linker plugin
12142 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12144 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12145 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12146 the DIE accordingly.
12147 (modified_type_die): Add REVERSE parameter and pass it recursively,
12148 as well as to base_type_die. Adjust presence check accordingly.
12149 (base_type_for_mode): Adjust call to modified_type_die.
12150 (add_type_attribute): Add REVERSE parameter and pass it to
12152 (generic_parameter_die): Adjust call to add_type_attribute.
12153 (add_scalar_info): Likewise.
12154 (add_subscript_info): Likewise.
12155 (gen_array_type_die): Likewise.
12156 (gen_descr_array_type_die): Likewise.
12157 (gen_entry_point_die): Likewise.
12158 (gen_enumeration_type_die): Likewise.
12159 (gen_formal_parameter_die): Likewise.
12160 (gen_subprogram_die): Likewise.
12161 (gen_variable_die ): Likewise.
12162 (gen_const_die): Likewise.
12163 (gen_field_die): Likewise.
12164 (gen_pointer_type_die): Likewise.
12165 (gen_reference_type_die): Likewise.
12166 (gen_ptr_to_mbr_type_die): Likewise.
12167 (gen_inheritance_die): Likewise.
12168 (gen_subroutine_type_die): Likewise.
12169 (gen_typedef_die): Likewise.
12170 (force_type_die): Adjust call to modified_type_die.
12172 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12174 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12175 flow throughout the file. Fix broken link to Objective-C 2.0
12177 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12180 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12182 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12184 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12187 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12188 (maybe_record_node): Record cxa_pure_virtual as the only possible
12189 target if there are not ohter candidates.
12190 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12192 2016-01-19 Richard Biener <rguenther@suse.de>
12194 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12195 (get_memory_order): Likewise.
12197 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12199 * tree-vect-stmts.c (vectorizable_store): Check
12202 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12205 * gcc.c (driver::decode_argv): Add call to
12206 init_opts_obstack before init_options_struct.
12207 * opts.c (init_opts_obstack): Remove idempotency.
12208 (init_options_struct): Replace call to init_opts_obstack
12209 with a gcc_assert to verify that it has already been called.
12210 * toplev.c (toplev::main): Add call to init_opts_obstack before
12211 calls to init_options_struct.
12212 (toplev::finalize): Move cleanup of opts_obstack next to
12213 cleanup of save_decoded_options, clearing the latter, and
12214 save_decoded_options_count.
12216 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12219 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12220 attribute to unconditional. Remove %? from output template.
12222 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12223 Jiong Wang <jiong.wang@arm.com>
12225 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12226 generated from different expand order.
12228 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12230 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12231 Add support for CCMP costing.
12233 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12235 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12236 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12237 (fccmpe<mode>): Likewise.
12238 (fcmp): Rename to fcmp and globalize pattern.
12240 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12241 (aarch64_gen_ccmp_next): Add FP support.
12243 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12245 * target.def (gen_ccmp_first): Update documentation.
12246 (gen_ccmp_next): Likewise.
12247 * doc/tm.texi (gen_ccmp_first): Update documentation.
12248 (gen_ccmp_next): Likewise.
12249 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12250 expand_ccmp_expr_1. Improve comments.
12251 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12252 (ccmp_ior<mode>): Remove pattern.
12253 (cmp<mode>): Remove expand.
12254 (cmp): Globalize pattern.
12255 (cstorecc4): Use cc_register.
12256 (mov<mode>cc): Remove ccmp_cc_register check.
12257 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12258 Simplify after removal of CC_DNE/* modes.
12259 (aarch64_ccmp_mode_to_code): Remove.
12260 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12261 In 'k' case use integer as condition.
12262 (aarch64_nzcv_codes): Remove inverted cases.
12263 (aarch64_code_to_ccmode): Remove.
12264 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12265 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12266 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12267 pattern. Return the comparison with CC register. Invert conditions
12268 when bitcode is OR.
12269 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12270 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12272 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12274 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12275 instrumented_version.
12277 2016-01-19 Richard Biener <rguenther@suse.de>
12279 PR tree-optimization/69336
12280 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12281 handled components with get_ref_base_and_extent.
12282 (equal_mem_array_ref_p): Adjust.
12284 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12287 * shrink-wrap.c: Include valtrack.h.
12288 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12289 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12290 in between insn and where it will be moved to. Call
12291 dead_debug_insert_temp.
12292 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12293 first and dead_debug_local_finish at the end.
12294 For uses and defs bitmap, handle all regs in between REGNO and
12295 END_REGNO, not just the first one.
12297 2016-01-19 Richard Biener <rguenther@suse.de>
12299 PR tree-optimization/69352
12300 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12301 (equal_mem_array_ref_p): Constrain size and max size properly.
12302 Compare the reverse flag.
12304 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12306 * ira.c (ira): Update regstat data if we deleted insns.
12308 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12310 PR rtl-optimization/68955
12311 PR rtl-optimization/64557
12312 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12313 here. Fix up formatting.
12314 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12316 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12319 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12320 assume that the node has body.
12321 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12324 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12326 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12329 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12331 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12332 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12334 2016-01-19 Martin Jambor <mjambor@suse.cz>
12335 Martin Liska <mliska@suse.cz>
12336 Michael Matz <matz@suse.de>
12338 * Makefile.in (OBJS): Add new source files.
12339 (GTFILES): Add hsa.c.
12340 * common.opt (disable_hsa): New variable.
12341 (-Whsa): New warning.
12342 * config.in (ENABLE_HSA): New.
12343 * configure.ac: Treat hsa differently from other accelerators.
12344 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12345 $enable_offloading.
12346 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12347 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12348 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12349 --with-hsa-kmt-lib.
12350 * doc/invoke.texi (-Whsa): Document.
12351 (hsa-gen-debug-stores): Likewise.
12352 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12353 to invoke offload compiler for hsa acclerator.
12354 * opts.c (common_handle_option): Determine whether HSA offloading
12355 should be performed.
12356 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12357 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12358 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12359 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12360 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12361 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12362 GF_OMP_FOR_KIND_GRID_LOOP.
12363 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12364 (pp_gimple_stmt_1): Likewise.
12365 * gimple-walk.c (walk_gimple_stmt): Likewise.
12366 * gimple.c (gimple_build_omp_grid_body): New function.
12367 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12368 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12369 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12370 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12371 GF_OMP_TEAMS_GRID_PHONY.
12372 (gimple_statement_omp_single_layout): Updated comments.
12373 (gimple_build_omp_grid_body): New function.
12374 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12375 (gimple_omp_for_grid_phony): New function.
12376 (gimple_omp_for_set_grid_phony): Likewise.
12377 (gimple_omp_parallel_grid_phony): Likewise.
12378 (gimple_omp_parallel_set_grid_phony): Likewise.
12379 (gimple_omp_teams_grid_phony): Likewise.
12380 (gimple_omp_teams_set_grid_phony): Likewise.
12381 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12382 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12383 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12384 (BUILT_IN_GOMP_TARGET): Updated type.
12385 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12386 (adjust_for_condition): New function.
12387 (get_omp_for_step_from_incr): Likewise.
12388 (extract_omp_for_data): Moved parts to adjust_for_condition and
12389 get_omp_for_step_from_incr.
12390 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12391 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12392 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12393 (scan_omp_parallel): Do not create child functions for phony
12395 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12396 (scan_omp_1_op): Checking assert we are not remapping to
12397 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12398 (parallel_needs_hsa_kernel_p): New function.
12399 (expand_parallel_call): Register apprpriate parallel child
12400 functions as HSA kernels.
12401 (grid_launch_attributes_trees): New type.
12402 (grid_attr_trees): New variable.
12403 (grid_create_kernel_launch_attr_types): New function.
12404 (grid_insert_store_range_dim): Likewise.
12405 (grid_get_kernel_launch_attributes): Likewise.
12406 (get_target_argument_identifier_1): Likewise.
12407 (get_target_argument_identifier): Likewise.
12408 (get_target_argument_value): Likewise.
12409 (push_target_argument_according_to_value): Likewise.
12410 (get_target_arguments): Likewise.
12411 (expand_omp_target): Call get_target_arguments instead of looking
12412 up for teams and thread limit.
12413 (grid_expand_omp_for_loop): New function.
12414 (grid_arg_decl_map): New type.
12415 (grid_remap_kernel_arg_accesses): New function.
12416 (grid_expand_target_kernel_body): New function.
12417 (expand_omp): Call it.
12418 (lower_omp_for): Do not emit phony constructs.
12419 (lower_omp_taskreg): Do not emit phony constructs but create for them
12420 a temporary variable receiver_decl.
12421 (lower_omp_taskreg): Do not emit phony constructs.
12422 (lower_omp_teams): Likewise.
12423 (lower_omp_grid_body): New function.
12424 (lower_omp_1): Call it.
12425 (grid_reg_assignment_to_local_var_p): New function.
12426 (grid_seq_only_contains_local_assignments): Likewise.
12427 (grid_find_single_omp_among_assignments_1): Likewise.
12428 (grid_find_single_omp_among_assignments): Likewise.
12429 (grid_find_ungridifiable_statement): Likewise.
12430 (grid_target_follows_gridifiable_pattern): Likewise.
12431 (grid_remap_prebody_decls): Likewise.
12432 (grid_copy_leading_local_assignments): Likewise.
12433 (grid_process_kernel_body_copy): Likewise.
12434 (grid_attempt_target_gridification): Likewise.
12435 (grid_gridify_all_targets_stmt): Likewise.
12436 (grid_gridify_all_targets): Likewise.
12437 (execute_lower_omp): Call grid_gridify_all_targets.
12438 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12439 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12440 (tree_omp_clause): Added union field dimension.
12441 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12442 * tree.c (omp_clause_num_ops): Added number of arguments of
12443 OMP_CLAUSE__GRIDDIM_.
12444 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12445 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12446 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12447 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12448 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12449 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12450 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12451 * tree-pass.h (make_pass_gen_hsail): Declare.
12452 (make_pass_ipa_hsa): Likewise.
12453 * ipa-hsa.c: New file.
12454 * lto-section-in.c (lto_section_name): Add hsa section name.
12455 * lto-streamer.h (lto_section_type): Add hsa section.
12456 * timevar.def (TV_IPA_HSA): New.
12457 * hsa-brig-format.h: New file.
12458 * hsa-brig.c: New file.
12459 * hsa-dump.c: Likewise.
12460 * hsa-gen.c: Likewise.
12463 * toplev.c (compile_file): Call hsa_output_brig.
12464 * hsa-regalloc.c: New file.
12466 2016-01-18 Jeff Law <law@redhat.com>
12468 PR tree-optimization/69320
12469 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12470 ranged object, do nothing if the RHS constant is not [0..1].
12471 (optimize_stmt): Comparing a boolean ranged object against a
12472 constant outside [0..1] results in a compile-time constant.
12474 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12477 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12479 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12480 (Option Summary): Update to reflect new section and moved options.
12481 (C++ Dialect Options): Move -fstats to new section.
12482 (Debugging Options): Move all dump, statistics, and other GCC
12483 developer options to new section. Rewrite section introduction
12484 and re-order remaining options to put the more basic ones first.
12485 (Optimization Options): Move -fira-verbose and -flto-report* to
12487 (Developer Options): New section incorporating moved options.
12488 * doc/cppopts.texi (-dM): Update cross-reference.
12490 2016-01-18 Richard Henderson <rth@redhat.com>
12493 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12494 operands to pseudo only if CSE is expected. Split long immediate
12495 operands only after reload, and for the stack pointer.
12496 (*add<GPI>3_pluslong): Remove.
12497 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12498 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12499 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12500 (*add<GPI>3 peepholes): New.
12501 (*add<GPI>3 splitters): New.
12502 * config/aarch64/constraints.md (Upl): New.
12503 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12505 2016-01-18 Richard Biener <rguenther@suse.de>
12507 PR tree-optimization/69297
12508 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12510 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12512 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12514 PR middle-end/68542
12515 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12516 of mixind vector and scalar types.
12517 (fold_relational_const): Add handling of vector
12518 comparison with boolean result.
12519 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12520 comparison of vector operands with boolean result for EQ/NE only.
12521 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12522 (verify_gimple_cond): Likewise.
12523 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12526 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12528 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12531 2016-01-18 Richard Biener <rguenther@suse.de>
12533 PR middle-end/69308
12534 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12536 2016-01-18 Tom de Vries <tom@codesourcery.com>
12538 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12540 2016-01-18 Tom de Vries <tom@codesourcery.com>
12542 * omp-low.c (set_oacc_fn_attrib): Make extern.
12543 * omp-low.h (set_oacc_fn_attrib): Declare.
12544 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12545 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12546 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12547 Add and handle function parameter oacc_kernels_p.
12548 (find_reduc_addr, get_omp_data_i_param): New function.
12549 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12550 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12551 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12552 Calculate dominance info. Skip loops that are not in a kernels region
12553 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12554 (pass_parallelize_loops::execute): Call parallelize_loops with
12555 oacc_kernels_p argument.
12556 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12557 New member function.
12558 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12559 * passes.def: Add argument to pass_parallelize_loops instantation.
12561 2016-01-18 Tom de Vries <tom@codesourcery.com>
12563 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12564 pass_parallelize_loops to be run outside the loop pipeline.
12566 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12568 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12569 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12571 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12574 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12575 using get_ref_base_and_extent.
12576 (equal_mem_array_ref_p): New.
12577 (hashable_expr_equal_p): Add call to previous.
12579 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12582 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12583 (sra_initialize): Allocate disqualified_constants.
12584 (sra_deinitialize): Free disqualified_constants.
12585 (disqualify_candidate): Update disqualified_constants when appropriate.
12586 (create_access): Scan for constant-pool entries as we go along.
12587 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12588 (maybe_add_sra_candidate): Allow constant-pool entries.
12589 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12590 (initialize_constant_pool_replacements): New.
12591 (sra_modify_assign): Avoid mangling assignments created by previous,
12592 and don't generate writes into constant pool.
12593 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12595 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12597 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12598 andnot instruction.
12599 (scalar_chain::convert_op): Likewise.
12600 * config/i386/i386.md (*andndi3_doubleword): New.
12602 2016-01-18 Richard Biener <rguenther@suse.de>
12604 PR tree-optimization/69170
12605 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12606 building a vector from scalar results of a pattern stmt.
12608 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12610 * haifa-sched.c (autopref_multipass_init): Work around
12611 -Wmaybe-uninitialized warning.
12613 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12615 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12616 against the constant 0.
12618 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12620 PR tree-optimization/68799
12621 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12622 look up phi candidates in the statement-candidate map.
12623 (phi_add_costs): Likewise.
12624 (record_phi_increments): Likewise.
12625 (phi_incr_cost): Likewise.
12626 (ncd_with_phi): Likewise.
12627 (all_phi_incrs_profitable): Likewise.
12629 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12631 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12632 -Wmaybe-uninitialized warning.
12634 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12636 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12637 (Option Summary): Update to reflect new section and moved options.
12638 (C++ Dialect Options): Move -fvtable-verify and related options.
12639 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12640 and profiling-related options.
12641 (Optimization Options): Move profile generation options and
12642 -fstack-protector and related options.
12643 (Instrumentation Options): New section incorporating moved options.
12644 (Code Generation Options): Move -finstrument-functions and
12645 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12647 2016-01-16 Tom de Vries <tom@codesourcery.com>
12649 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12651 2016-01-16 Tom de Vries <tom@codesourcery.com>
12653 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12655 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12657 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12658 that checks whether the table is already empty. Rename the
12659 original implementation to...
12660 (hash_table::empty_slot): ...this new private function.
12662 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12664 PR diagnostic/68899
12665 * diagnostic-show-locus.c (layout::print_source_line): Move x
12666 offset of line until after call to
12667 get_line_width_without_trailing_whitespace.
12669 2016-01-15 Jeff Law <law@redhat.com>
12671 PR tree-optimization/69270
12672 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12673 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12674 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12675 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12676 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12677 ssa_name_has_boolean_range and constant_boolean_node.
12679 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12681 PR rtl-optimization/69030
12682 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12684 (spill_pseudos): Delete debug insn for dead pseudo.
12685 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12687 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12689 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12691 (TYPES_UNOPUS): Likewise.
12692 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12693 builtin type, from UNOP to UNOPUS.
12694 (lbtruncuv4sf): Likewise.
12695 (lbtruncuv2df): Likewise.
12696 (lrounduv2sf): Likewise.
12697 (lrounduv4sf): Likewise.
12698 (lrounduv2df): Likewise.
12699 (lroundusf): Likewise.
12700 (lroundusf): Likewise.
12701 (lceiluv2sf): Likewise.
12702 (lceiluv4sf): Likewise.
12703 (lceiluv2df): Likewise.
12704 (lceilusf): Likewise.
12705 (lceiludf): Likewise.
12706 (lflooruv2sf): Likewise.
12707 (lflooruv4sf): Likewise.
12708 (lflooruv2df): Likewise.
12709 (lfloorusf): Likewise.
12710 (lfloorudf): Likewise.
12711 (lfrintnuv2sf): Likewise.
12712 (lfrintnuv4sf): Likewise.
12713 (lfrintnuv2df): Likewise.
12714 (lfrintnusf): Likewise.
12715 (lfrintnudf): Likewise.
12716 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12718 (vcvtq_u32_f32): Likewise.
12719 (vcvtq_u64_f64): Likewise.
12720 (vcvta_u32_f32): Likewise.
12721 (vcvtaq_u32_f32): Likewise.
12722 (vcvtaq_u64_f64): Likewise.
12723 (vcvtm_u32_f32): Likewise.
12724 (vcvtmq_u32_f32): Likewise.
12725 (vcvtmq_u64_f64): Likewise.
12726 (vcvtn_u32_f32): Likwise.
12727 (vcvtnq_u32_f32): Likewise.
12728 (vcvtnq_u64_f64): Likewise.
12729 (vcvtp_u32_f32): Likewise.
12730 (vcvtpq_u32_f32): Likewise.
12731 (vcvtpq_u64_f64): Likewise.
12732 (vcvtmd_u64_f64): Likewise.
12733 (vcvtms_u32_f32): Likewise.
12734 (vcvtad_u64_f64): Likewise.
12735 (vcvtas_u32_f32): Likewise.
12736 (vcvtnd_u64_f64): Likewise.
12737 (vcvtns_u32_f32): Likewise.
12738 (vcvtpd_u64_f64): Likewise.
12739 (vcvtps_u32_f32): Likewise.
12741 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12743 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12744 CSEL of zero_extended registers.
12746 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12748 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12749 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12751 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12753 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12754 false when argument string is not found in the attributes table
12757 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12760 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12761 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12762 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12763 precision estimate.
12765 2016-01-15 Richard Biener <rguenther@suse.de>
12767 PR tree-optimization/66856
12768 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12769 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12770 (vect_create_new_slp_node): Increment stmt reference count.
12771 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12772 an SLP tree before swapping operands.
12773 (vect_build_slp_tree): Likewise.
12774 (destroy_bb_vec_info): Free stmt info after SLP instances.
12775 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12776 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12777 (STMT_VINFO_NUM_SLP_USES): New macro.
12779 2016-01-15 Richard Biener <rguenther@suse.de>
12782 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12783 (add_linkage_name): ... here.
12784 (gen_typedef_die): Use add_linkage_name_raw instead of
12785 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12788 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12790 * gimplify.c (oacc_default_clause): Decode reference and pointer
12791 types for both kernels and parallel regions.
12793 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12795 PR middle-end/69246
12796 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12798 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12800 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12801 (convert_scalars_to_vector): Likewise.
12803 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12805 * doc/extend.texi (Type Traits): Fix grammar.
12807 2016-01-15 Martin Jambor <mjambor@suse.cz>
12809 * tree-inline.c (remap_decl): Use existing dclarations if
12810 remapping a type and prevent_decl_creation_for_types.
12811 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12812 decls first. Do real remapping with
12813 prevent_decl_creation_for_types set.
12814 * tree-inline.h (copy_body_data): New field
12815 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12818 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12820 * config/s390/s390.opt (mmvcle): More verbose help text.
12822 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12824 * config/s390/s390.opt: Add period to -mzvector option text.
12826 2016-01-15 Richard Biener <rguenther@suse.de>
12828 PR tree-optimization/68961
12829 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12830 of invariants in stores again.
12832 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12834 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12836 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12838 * config/i386/i386.c (ix86_expand_branch): Don't split
12839 DI mode xor instruction to SI mode.
12841 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12844 * ipa-icf.c (sem_function::merge): Virtual functions may become
12845 reachable even if they address is not taken and there are no
12848 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12850 * lto-streamer-out.c (subtract_estimated_size): New function.
12851 (get_symbol_initial_value): Use it.
12853 2016-01-15 Christian Bruel <christian.bruel@st.com>
12856 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12857 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12858 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12859 use add_builtin_function_ext_scope instead of add_builtin_function.
12860 (neon_set_p, neon_crypto_set_p): Remove.
12861 (arm_init_builtins): Always call arm_init_neon_builtins and
12862 arm_init_crypto_builtins.
12863 (arm_expand_builtin): Check that builtins are allowed for the arch.
12864 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12865 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12866 arm_init_neon_builtins call.
12868 2016-01-15 Richard Biener <rguenther@suse.de>
12870 PR tree-optimization/69117
12871 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12872 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12873 of the leader conservatively.
12874 (free_scc_vn): Restore original SSA name infos.
12876 2016-01-14 Jeff Law <law@redhat.com>
12878 PR tree-optimization/69270
12879 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12880 single bit of precision, verify it's also unsigned.
12881 (record_edge_info): Use constant_boolean_node rather than fold_convert
12882 to convert boolean_true/boolean_false to the right type.
12884 2016-01-14 Richard Henderson <rth@redhat.com>
12887 * loop-doloop.c (record_reg_sets): New.
12888 (doloop_optimize): Reject the transform if the sequence
12889 clobbers registers live at the end of the loop block.
12890 (doloop_optimize_loops): Enable df_live if needed.
12892 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12894 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12895 * config/rs6000/rs6000.c: Likewise.
12896 * config/rs6000/rs6000.h: Likewise.
12897 * config/rs6000/rs6000.md: Likewise.
12898 * doc/extend.texi: Likewsie.
12900 2016-01-14 Jeff Law <law@redhat.com>
12902 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12905 2016-01-14 Richard Henderson <rth@redhat.com>
12909 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12910 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12911 instead of builtin_decl_declared_p to test for declaration.
12913 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12915 * doc/loop.texi (Loop Analysis and Representation): Document
12916 loop_depth function.
12918 2016-01-14 Tom de Vries <tom@codesourcery.com>
12920 PR tree-optimization/68773
12921 * omp-low.c (expand_omp_target): Don't set force_output.
12922 * varpool.c (varpool_node::get_create): Same.
12923 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12924 offload_funcs with force_output.
12926 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12929 * lra-eliminations.c (move_plus_up): Don't change anything if either
12930 the outer or inner subreg mode is not MODE_INT.
12931 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12932 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12934 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12936 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12937 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12938 reduc_uplus_@var{m}): Remove.
12939 * expr.c (expand_expr_real_2): Remove expansion path for
12940 reduc_[us](min|max|plus) optabs.
12941 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12942 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12943 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12944 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12945 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12946 reduc_[us](min|max|plus) optabs.
12948 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12950 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12951 (reduc_plus_scal_v2sf): New.
12952 (reduc_smax_v2sf): Rename to...
12953 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12954 (reduc_smin_v2sf): Rename to...
12955 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12957 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12959 * alias.c (compare_base_symbol_refs): New function.
12960 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12963 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12965 PR middle-end/68146
12966 PR tree-optimization/69155
12967 * tree-complex.c: Include cfganal.h.
12968 (phis_to_revisit): New variable.
12969 (extract_component): Add phiarg_p argument. Assert that returned
12970 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12971 (update_phi_components): Partly rewrite to use loop over real/imag
12972 components instead of code duplication. If extract_component returns
12973 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12974 create_tmp_reg into the PHI node instead, and mention the phi triplet
12975 in phis_to_revisit.
12976 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12977 in phis_to_revisit at the end.
12979 2016-01-14 Richard Biener <rguenther@suse.de>
12981 PR tree-optimization/68060
12982 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12983 outer loop reduction is only used in the inner loop before
12984 detecting a double reduction.
12986 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12989 * combine.c (expand_field_assignment): Punt if compute_mode is
12990 unsupported scalar mode.
12992 2016-01-14 Richard Biener <rguenther@suse.de>
12994 PR tree-optimization/66856
12995 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12996 SLP node only if it built successfully.
12997 (vect_analyze_slp_instance): Adjust.
12999 2016-01-14 Jeff Law <law@redhat.com>
13001 PR tree-optimization/69270
13002 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13003 (record_edge_info): Use it. Convert boolean_{true,false}_node
13004 to the type of op0.
13006 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13009 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13010 use block_ultimate_origin
13011 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13013 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13015 * doc/invoke.texi (Submodel Options): Rename section to
13016 "Machine-Dependent Options" to better reflect its content.
13017 Rewrite introductory text to remove archaic CPU names.
13020 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13022 * doc/invoke.texi (Code Gen Options): Move section up in file,
13023 before target-specific options. Update menu and option summary
13024 to reflect the new section ordering.
13026 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13028 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13029 (C++ Dialect Options): Add cross-reference to -std option.
13030 * doc/standards.texi (C++ Language): Document C++14 support.
13032 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13034 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13035 for pack/unpack functions for __ibm128.
13036 (PACK_IF): Likewise.
13037 (UNPACK_IF): Likewise.
13039 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13040 support for __ibm128 pack/unpack functions.
13041 (rs6000_invalid_builtin): Likewise.
13042 (rs6000_init_builtins): Likewise.
13043 (rs6000_opt_masks): Likewise.
13045 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13046 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13048 (RS6000_BTM_COMMON): Likewise.
13050 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13051 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13052 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13053 128-bit floating point. Add support for the double values to be
13054 in Altivec registers for TF/IF packing and unpacking, but restrict
13055 TD packing sub-fields to be FPR registers. Don't allow overlapped
13056 register support for packing. Allow pack inputs to be memory
13057 locations. Don't build generator functions for unpack<mode>_dm
13058 and unpack<mode>_nodm.
13059 (unpack<mode>_dm): Likewise.
13060 (unpack<mode>_nodm): Likewise.
13061 (pack<mode>): Likewise.
13063 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13064 built-in functions to pack/unpack explicit __ibm128 values.
13065 (__builtin_unpack_ibm128): Likewise.
13067 * doc/extend.texi (PowerPC Built-in Functions): Document
13068 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13070 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13073 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13074 Add new arg loc and pass it down as context.
13075 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13076 to the location to use for the warning.
13077 (check_function_arguments): New arg loc. All callers changed. Pass
13078 it to check_function_nonnull.
13079 * c-common.h (check_function_arguments): Adjust declaration.
13081 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13083 PR tree-optimization/69156
13084 * gimple.c (validate_type): Removed.
13085 (gimple_builtin_call_types_compatible_p): Use
13086 useless_type_conversion_p instead of validate_type.
13087 * value-prof.c (gimple_stringop_fixed_value): Fold
13088 icall_size to correct type.
13090 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13092 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13095 2016-01-13 Richard Henderson <rth@redhat.com>
13098 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13099 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13100 (ix86_builtin_tm_store): Remove.
13101 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13102 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13103 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13104 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13105 * doc/tm.texi: Rebuild.
13107 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13108 (BUILT_IN_TM_MEMCPY_RTWN): New.
13109 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13110 fallback from vector to integer helpers.
13111 (build_tm_load): Handle vector types directly, instead of
13113 (build_tm_store): Likewise.
13114 (expand_assign_tm): Prepare for register types not handled by
13115 the above. Copy them to memory and use memcpy.
13116 * tree.c (tm_define_builtin): New.
13117 (find_tm_vector_type): New.
13118 (build_tm_vector_builtins): New.
13119 (build_common_builtin_nodes): Call it.
13121 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13123 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13124 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13126 2016-01-13 Tom de Vries <tom@codesourcery.com>
13128 PR tree-optimization/69169
13129 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13130 handled_struct_type param.
13131 (create_variable_info_for, intra_create_variable_infos): Call
13132 create_variable_info_for_1 with extra arg.
13134 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13136 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13137 and "armv8.1-a+crc" entries.
13139 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13142 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13143 Change first operand predicate from register_or_constm1_operand
13144 to register_operand.
13145 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13146 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13147 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13148 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13149 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13150 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13151 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13152 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13153 comparison with constm1_rtx from vec_prefetch_gen part.
13155 2016-01-13 Richard Biener <rguenther@suse.de>
13157 PR tree-optimization/69013
13158 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13159 Exchange assert for a test.
13161 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13164 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13166 2016-01-13 Richard Biener <rguenther@suse.de>
13168 PR tree-optimization/69242
13169 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13170 assert with a check.
13172 2016-01-13 Richard Biener <rguenther@suse.de>
13174 PR tree-optimization/69186
13175 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13176 Properly guard vect_update_misalignment_for_peel call.
13178 2016-01-12 Jeff Law <law@redhat.com>
13180 PR tree-optimization/pr67755
13181 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13182 "need_profile_correction".
13183 (thread_block_1): Initialize new field to false by default. If we
13184 have multiple thread paths through a common joiner to different
13185 final targets, then set new field to true.
13186 (compute_path_counts): Only do count adjustment when it's really
13189 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13191 * doc/invoke.texi (Spec Files): Move section down in file, past
13192 all command-line option descriptions.
13194 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13196 PR middle-end/54809
13197 * doc/gty.texi: Remove documentation of mark_hook.
13198 * gengtype.c (struct write_types_data): Remove code to support
13199 mark_hook attribute.
13200 (walk_type): Likewise.
13201 (write_func_for_structure): Likewise.
13203 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13205 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13206 Directory Options, and -specs= to Overall Options.
13207 (Overall Options): Adjust similarly. Reorder to group related
13208 options together. Make -specs= cross-reference the spec file details.
13209 (Directory Options): Adjust similarly.
13211 2016-01-12 Jeff Law <law@redhat.com>
13213 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13215 2016-01-12 Olivier Hainque <hainque@adacore.com>
13217 * gcc.c (spec_undefvar_allowed): New global.
13218 (process_command): Set to true when running for --version or --help,
13220 (getenv_spec_function): When the variable is not defined, use the
13221 variable name as the variable value if we're allowed not to issue
13224 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13226 PR tree-optimization/68911
13227 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13228 information computed for expression "init + nit * step".
13230 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13232 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13233 about name of GCC executable. Remove deleted node from menu.
13234 (Directory Options) <-B>: Remove cross-reference to deleted node.
13235 (Target Options): Delete section.
13237 2016-01-12 Christian Bruel <christian.bruel@st.com>
13240 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13241 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13243 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13246 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13247 aligned_mem is properly set for AVX512-VL floating point masked
13251 * ifcvt.c (cond_exec_process_if_block): When removing the last
13252 insn from then_bb, remove also any possible barriers that follow it.
13254 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13258 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13259 (PTRDIFF_TYPE): Likewise.
13260 (WCHAR_TYPE): Likewise.
13261 (WCHAR_TYPE_SIZE): Likewise.
13262 (STDINT_LONG32): Likewise.
13264 2016-01-12 Richard Biener <rguenther@suse.de>
13266 PR tree-optimization/69053
13267 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13268 convert initial value for cond reductions.
13270 2016-01-12 Richard Biener <rguenther@suse.de>
13272 PR tree-optimization/69007
13273 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13274 widen_sum after dot_prod and sad.
13276 2016-01-12 Richard Biener <rguenther@suse.de>
13278 PR tree-optimization/69168
13279 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13280 pattern stmt SLP type.
13281 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13282 end up unused so cope with that case.
13284 2016-01-12 Richard Biener <rguenther@suse.de>
13286 PR tree-optimization/69157
13287 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13288 stmts def type only during analyze phase.
13289 (vectorizable_call): Likewise.
13290 (vectorizable_simd_clone_call): Likewise.
13291 (vectorizable_conversion): Likewise.
13292 (vectorizable_assignment): Likewise.
13293 (vectorizable_shift): Likewise.
13294 (vectorizable_operation): Likewise.
13295 (vectorizable_store): Likewise.
13296 (vectorizable_load): Likewise.
13298 2016-01-12 Richard Biener <rguenther@suse.de>
13300 PR tree-optimization/69174
13301 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13303 (vectorizable_load): Properly compute the number of loads needed
13304 for permuted strided SLP loads and do not spuriously assign
13305 to SLP_TREE_VEC_STMTS.
13307 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13309 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13310 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13311 (MD_EXEC_PREFIX): Remove.
13312 (MD_STARTFILE_PREFIX) Removee.
13313 (FILE_NAME_ABSOLUTE_P): Remove.
13314 (CPP_SPEC): Do not read macros from sys/version.h.
13315 (LINK_COMMAND_SPEC): Remove.
13316 (LOCAL_INCLUDE_DIR): Remove.
13317 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13318 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13319 (POST_LINK_SPEC): Define to invoke stubify after linker
13320 (LIBSTDCXX): Remove define
13321 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13322 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13323 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13324 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13325 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13326 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13327 (i386_djgpp_asm_named_section): Add propotype of new procedure
13329 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13330 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13331 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13332 in config/i386/djgpp.h).
13333 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13334 STANDARD_STARTFILE_PREFIX_1.
13335 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13336 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13337 installation errors.
13338 (MAX_OFILE_ALIGNMENT): Define to 128.
13339 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13341 * config/i386/djgpp.c: New file. Add implementation of
13342 i386_djgpp_asm_named_section.
13344 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13346 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13347 Add rule for building djgpp.o.
13349 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13351 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13352 (rtx_is_swappable_p): Reductions are swappable.
13353 (insn_is_swappable_p): V2DF reductions are swappable.
13355 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13357 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13358 reloads for other unsupported memory operands.
13360 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13361 Jim Wilson <jim.wilson@linaro.org>
13364 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13365 copy_to_mode_reg instead of force_reg.
13367 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13370 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13371 TARGET_80387 is true.
13373 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13376 * lra-eliminations.c (move_plus_up): Only move plus up
13377 if subreg of the constant can be simplified into constant
13378 and use the simplified subreg of the constant instead of
13379 the original constant.
13381 * fold-const.c (fold_convertible_p): Don't return true
13382 for conversion of VECTOR_TYPE to same sized integral type.
13383 (fold_convert_loc): Fix up formatting. Fold conversion of
13384 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13385 instead of NOP_EXPR.
13387 PR tree-optimization/69214
13388 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13389 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13392 PR tree-optimization/69207
13393 * tree-vect-slp.c (vect_get_constant_vectors): For
13394 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13395 fold_convertible_p to vector_type's element type, and always
13396 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13398 2016-01-11 Richard Biener <rguenther@suse.de>
13400 PR tree-optimization/69173
13401 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13402 fixup the cycle if all stmts are in a pattern.
13404 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13406 PR middle-end/68999
13407 * alias.c (base_alias_check): Move check for addresses with
13408 alignment ANDs before the call for compare_base_decls.
13409 (memrefs_conflict_p): Return -1 for different decls
13410 that went through alignment adjustments.
13412 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13414 PR rtl-optimization/68796
13415 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13416 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13417 and QImode comparisons against zero with CC_NZmode.
13418 * config/aarch64/iterators.md (short_mask): New mode_attr.
13420 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13422 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13423 (<avx512>_store<mode>_mask): Likewise.
13425 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13426 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13428 PR rtl-optimization/68841
13429 * ifcvt.c (struct noce_if_info): Add orig_x field.
13430 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13431 Don't record conflicts on to_rename if it's present.
13432 Allow memory destinations in sets.
13433 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13434 blocks, passing orig_x to the checks.
13435 (noce_process_if_block): Set if_info->orig_x appropriately.
13437 2016-01-11 Tom de Vries <tom@codesourcery.com>
13439 PR tree-optimization/69069
13440 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13442 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13444 PR rtl-optimization/68920
13445 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13446 of conditional moves for RTL if-conversion to 1 for
13447 TARGET_ONE_IF_CONV_INSN.
13448 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13449 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13450 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13451 parameter to restirct number of conditional moves for
13453 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13454 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13457 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13460 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13461 onepart vars. Fix typo in comment. Fix reversed condition in
13463 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13466 * var-tracking.c (dump_onepart_variable_differences): New.
13467 (dataflow_set_different): If a detailed dump is requested,
13468 delay early returns and dump differences between onepart
13469 variables present before and after, and added variables.
13471 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13474 * expr.c (expand_expr_real_1): For boolean vector constants
13475 with a scalar mode use const_scalar_mask_from_tree.
13476 (const_scalar_mask_from_tree): New.
13477 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13478 assigned to a mask type to handle constants.
13480 2016-01-11 Martin Jambor <mjambor@suse.cz>
13483 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13484 useless parameters if we cannot change function signature.
13486 2016-01-11 Martin Jambor <mjambor@suse.cz>
13489 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13492 2016-01-11 Tom de Vries <tom@codesourcery.com>
13494 PR tree-optimization/69109
13495 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13498 2016-01-11 Tom de Vries <tom@codesourcery.com>
13500 PR tree-optimization/69108
13501 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13502 res is not used in a phi.
13504 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13507 * common.opt (frandom-seed): Fix parameter name.
13508 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13510 2016-01-11 Tom de Vries <tom@codesourcery.com>
13512 PR tree-optimization/69058
13513 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13516 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13518 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13519 (mcode-density): Likewise.
13521 2016-01-10 Tom de Vries <tom@codesourcery.com>
13523 PR tree-optimization/69062
13524 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13525 (parallelize_loops): Don't paralelize loop that has phi with address
13528 2016-01-10 Tom de Vries <tom@codesourcery.com>
13530 PR tree-optimization/69039
13531 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13534 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13536 PR middle-end/68743
13537 * match.pd: Require target has function_c99_misc before doing
13538 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13540 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13542 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13544 * configure: Regenerate.
13546 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13548 PR middle-end/50865
13549 PR tree-optimization/69097
13550 * fold-const.h (expr_not_equal_to): New prototype.
13551 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13552 (expr_not_equal_to): New function.
13553 * match.pd (X % -Y is the same as X % Y): Don't optimize
13554 unless X is known not to be equal to minimum or Y is known
13555 not to be equal to -1.
13556 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13557 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13558 (simplify_stmt_using_ranges): Adjust caller.
13559 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13560 substitute_and_fold.
13562 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13564 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13567 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13569 PR tree-optimization/69167
13570 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13571 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13573 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13575 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13576 Richard Biener <rguenther@suse.de>
13578 PR tree-optimization/68707
13579 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13580 instances that can be handled via vect_load_lanes.
13582 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13584 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13585 if we can't determine address equivalence.
13586 * alias.c (compare_base_decl): Update for changed return value of
13587 symtab_node::equal_address_to.
13589 2016-01-08 Jason Merrill <jason@redhat.com>
13593 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13594 * expr.c (store_field): Not here.
13595 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13596 call with TREE_ADDRESSABLE type.
13597 * tree-cfg.c (verify_gimple_call): Adjust.
13599 2016-01-08 Olivier Hainque <hainque@adacore.com>
13601 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13604 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13606 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13607 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13608 (reduc_smin_v2sf): Rename to...
13609 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13610 (reduc_splus_v2sf): Rename to...
13611 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13613 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13615 PR tree-optimization/69162
13616 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13617 valist argument in another argument.
13618 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13619 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13620 to determine the va_list type, build a MEM_REF instead of
13621 build_fold_indirect_ref.
13623 PR tree-optimization/69172
13624 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13627 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13629 PR tree-optimization/67781
13630 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13631 and cmpnop in two steps: first the ones not accessed in original
13632 gimple expression in a endian independent way and then the ones not
13633 accessed in the final result in an endian-specific way.
13635 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13637 PR tree-optimization/69083
13638 * tree-vect-slp.c (vect_get_constant_vectors): For
13639 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13640 element type. If op is fold_convertible_p to vector_type's element
13641 type, use NOP_EXPR instead of VCE.
13643 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13645 PR rtl-optimization/67778
13646 PR rtl-optimization/68634
13647 PR rtl-optimization/68909
13648 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13649 block from the stack until done with it. Remove a superfluous
13650 bitmap set. Remove a superfluous bitmap test.
13652 2016-01-07 Martin Sebor <msebor@redhat.com>
13655 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13656 constraint on the type of arguments.
13658 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13660 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13661 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13662 unaligned_access on the gcc_options set.
13663 * config/arm/arm.c (arm_option_override_internal): Use
13664 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13666 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13669 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13670 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13672 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13675 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13678 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13679 depending on frame_pointer_needed before remaining integer and SSE
13680 registers are saved.
13682 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13685 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13687 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13690 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13691 Use the "xBm" constraint.
13692 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13694 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13695 (sse_cvtsi2ssq<round_name>): Likewise.
13696 (sse_cvtss2si<round_name>): Likewise.
13697 (sse_cvtss2siq<round_name>): Likewise.
13698 (sse2_cvtsi2sdq<round_name>): Likewise.
13699 (sse2_cvtsd2si<round_name>): Likewise.
13700 (sse2_cvtsd2siq<round_name>): Likewise.
13701 * config/i386/subst.md (round_nimm_scalar_predicate): New
13704 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13706 PR middle-end/67639
13707 * varasm.c (make_decl_rtl): Mark invalid register vars as
13710 PR rtl-optimization/66206
13711 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13712 All callers changed.
13714 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13716 PR tree-optimization/69141
13717 * tree-ssa-pre.c: Include langhooks.h.
13718 (eliminate_dom_walker::before_dom_children): Use
13719 lang_hooks.decl_printable_name instead of
13720 cgraph_node::get ()->name ().
13722 PR middle-end/68960
13723 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13724 it and DECL_ALIGN too.
13726 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13728 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13730 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13733 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13734 depending on frame_pointer_needed before remaining integer and SSE
13735 registers are saved.
13737 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13739 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13740 mode iterator with VSX_M2.
13741 (*p9_vecstore_<mode>): Likewise.
13742 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13743 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13744 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13745 (define_split for VSX_LE128 stores): Likewise.
13746 (define_peephole2 for TImode LE swaps): Likewise.
13747 (define_split for VSX_LE128 post-reload stores): Likewise.
13749 2016-01-06 Marek Polacek <polacek@redhat.com>
13752 * convert.c (convert_to_integer_1): Adjust call to
13753 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13754 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13755 EXPR instead of ARG.
13756 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13758 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13761 * doc/extend.texi (RL78 Variable Attributes): New section.
13763 2016-01-05 Marek Polacek <polacek@redhat.com>
13766 * builtins.c (get_memmodel): Use expansion point location rather than
13767 the input location. Call warning_at rather than warning.
13768 (expand_builtin_atomic_compare_exchange): Likewise.
13769 (expand_builtin_atomic_load): Likewise.
13770 (expand_builtin_atomic_store): Likewise.
13771 (expand_builtin_atomic_clear): Likewise.
13773 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13776 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13777 Replace nonimmediate_operand with vector_operand.
13778 * config/i386/predicates.md (vector_operand): New predicate.
13779 (general_vector_operand): Replace nonimmediate_operand with
13781 * config/i386/sse.md: Replace nonimmediate_operand with
13782 vector_operand and m constraint with Bm constraint on SSE
13783 patterns with 16-byte memory operand.
13784 * config/i386/subst.md (round_nimm_predicate): Replace
13785 nonimmediate_operand with vector_operand.
13786 (round_saeonly_nimm_predicate): Likewise.
13787 (round_saeonly_nimm_scalar_predicate): New.
13789 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13792 * config/i386/constraints.md (Bm): New constraint.
13793 * config/i386/predicates.md (vector_memory_operand): New
13795 * config/i386/sse.md: Replace xm with xBm in plusminus and
13796 any_logic patterns.
13798 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13801 * doc/extend.texi (V850 Function Attributes): New section.
13802 (V850 Variable Attributes): New section.
13804 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13807 * doc/extend.texi (MicroBlaze Function Attributes): Document
13808 interrupt_handler and fast_interrupt attributes.
13810 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13813 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13814 for local symbolic operands.
13815 * config/ia64/predicates.md (local_symbolic_operand64): New
13818 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13820 PR rtl-optimization/68651
13821 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13824 2016-01-05 Nathan Sidwell <nathan@acm.org>
13826 * alias.c (compare_base_decls): Use symtab_node::get.
13828 2016-01-05 Nick Clifton <nickc@redhat.com>
13831 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13832 secondary_reload_info structure.
13835 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13836 decls if weak support is available.
13838 2016-01-04 Martin Sebor <msebor@redhat.com>
13840 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13842 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13844 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13845 OPTION_MASK_P9_DFORM.
13847 * config/rs6000/constraints.md (wo constraint): New constraint for
13850 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13852 (rs6000_init_hard_regno_mode_ok): Likewise.
13854 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13857 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13858 expanders not to have constraints. Add support for ISA 3.0 xxperm
13859 instruction. Add support for fusing xxlor with xxperm.
13860 (altivec_vperm_<mode>_internal): Likewise.
13861 (altivec_vperm_v8hiv16qi): Likewise.
13862 (altivec_vperm_<mode>v16q): Likewise.
13863 (altivec_vperm_<mode>_uns): Likewise.
13864 (vperm_v8hiv4si): Likewise.
13865 (vperm_v16qiv8hi): Likewise.
13867 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13869 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13871 Update copyright years.
13873 * gcc.c (process_command): Update copyright notice dates.
13874 * gcov-dump.c (print_version): Ditto.
13875 * gcov.c (print_version): Ditto.
13876 * gcov-tool.c (print_version): Ditto.
13877 * gengtype.c (create_file): Ditto.
13878 * doc/cpp.texi: Bump @copying's copyright year.
13879 * doc/cppinternals.texi: Ditto.
13880 * doc/gcc.texi: Ditto.
13881 * doc/gccint.texi: Ditto.
13882 * doc/gcov.texi: Ditto.
13883 * doc/install.texi: Ditto.
13884 * doc/invoke.texi: Ditto.
13886 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13888 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13889 modes larger than TImode as TImode if NEON is not enabled.
13891 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13894 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13895 mode for %f0-%f31 only if TARGET_FPU.
13897 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13900 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13901 to compute the PACKED_P predicate.
13902 (function_arg_record_value): Minor tweaks.
13904 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13906 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13907 option for arm*-*-* targets.
13909 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13911 * doc/extend.texi (Common Function Attributes): Move docs for
13912 MSP430-specific attributes to....
13913 (MSP430 Function Attributes): ...here. Delete the redundant
13914 entries and copy-edit the remaining text.
13915 (MSP430 Variable Attributes): Use uniform format for index
13916 entries and add a cross-reference to the corresponding function
13919 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13921 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13923 (x86 Options): Likewise.
13925 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13929 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13930 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13931 to corresponding attribute.
13933 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13935 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13936 to correct alphabetization of table. Copy-edit and correct
13938 <stack_protect>: Likewise.
13939 <target_clones>: Likewise.
13941 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13942 Correct punctuation.
13943 (Code Gen Options) <-fno-plt>: Copy-edit.
13945 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13948 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13949 SI values. Explicitly convert SI to DI and vice-versa.
13951 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13953 PR tree-optimization/69070
13954 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13955 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13958 * ubsan.c (ubsan_instrument_float_cast): Call
13959 initialize_sanitizer_builtins.
13962 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13964 Copyright (C) 2016 Free Software Foundation, Inc.
13966 Copying and distribution of this file, with or without modification,
13967 are permitted in any medium without royalty provided the copyright
13968 notice and this notice are preserved.