1 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
6 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
8 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
15 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18 alternatives, eliminating preferred register class. Add support
19 for the MTVSRDD instruction in ISA 3.0.
20 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21 reg_or_indexed_operand.
22 (vsx_splat_v4sf_internal): Likewise.
24 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
27 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
28 for loading up all 0's or all 1's.
30 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
32 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
34 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
36 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
38 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
39 * gcc.c (set_source_date_epoch_envvar): New function, sets
40 the SOURCE_DATE_EPOCH environment variable to the current time.
42 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
44 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
45 the factor for live Phi nodes.
47 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
49 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
50 * tree-parloops.c (parallelize_loops): likewise.
51 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
52 tree_unswitch_outer_loop): likewise.
54 2016-06-01 Jakub Jelinek <jakub@redhat.com>
57 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
58 around creation of the temporary.
60 2016-06-01 Richard Biener <rguenther@suse.de>
62 PR tree-optimization/71366
63 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
64 (unloop_loops): Move removing edges here ...
65 (try_unroll_loop_completely): ... from here.
66 (try_peel_loop): ... and here.
67 (tree_unroll_loops_completely_1): Track parent loops via
69 (tree_unroll_loops_completely): Adjust for that.
71 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
73 * config/rs6000/altivec.h (vec_slv): New macro.
75 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
76 (UNSPEC_VSRV): New value.
79 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
80 (vsrv): New builtin definition.
81 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
82 define argument types for new builtin.
83 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
85 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
88 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
89 Jocelyn Mayer <l_indien@magic.fr>
92 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
93 detect processor family for signature_CENTAUR_ebx.
94 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
95 signature_CENTAUR_ebx.
96 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
97 <default>: Pass x86-64 for has_longmode.
99 2016-06-01 Nathan Sidwell <nathan@acm.org>
101 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
104 2016-06-01 Richard Biener <rguenther@suse.de>
106 PR tree-optimization/71261
107 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
108 of stmts successfully put in the bool pattern. Remove
109 single-use restriction.
110 (adjust_bool_pattern_cast): Add cast at the use site via the
111 pattern def sequence.
112 (adjust_bool_pattern): Remove recursion, maintain a hash-map
113 of patterned defs. Use the pattern def seqence instead of
114 multiple independent patterns.
115 (sort_after_uid): New qsort compare function.
116 (adjust_bool_stmts): New function to process stmts in the bool
118 (vect_recog_bool_pattern): Adjust.
119 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
120 (ifcvt_walk_pattern_tree): Likewise.
121 (stmt_is_root_of_bool_pattern): Likewise.
122 (ifcvt_repair_bool_pattern): Likewise.
123 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
125 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
127 * loop-unroll.c (decide_unroll_constant_iterations,
128 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
130 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
132 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
134 * tree-core.h (enum omp_clause_code): Remove
135 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
137 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
139 * config/arm/sync.md (arm_store_exclusive<mode>):
140 Use 'H' output modifier on operands[2] rather than creating a new
141 entry in out-of-bounds memory of the operands array.
142 (arm_store_release_exclusivedi): Likewise.
144 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
146 * config/arm/arm.c (arm_fusion_enabled_p): New function.
147 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
148 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
149 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
151 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
153 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
154 into account live statements for mask producers.
156 2016-06-01 Richard Biener <rguenther@suse.de>
158 PR tree-optimization/71311
159 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
160 restrict to non-INTEGER_CST @0.
162 2016-06-01 Richard Biener <rguenther@suse.de>
164 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
165 (relational patterns): Use :c to avoid pattern duplications.
167 2016-06-01 Richard Biener <rguenther@suse.de>
169 * genmatch.c (comparison_code_p): New predicate.
170 (swap_tree_comparison): New function.
171 (commutate): Add for_vec parameter to append new for entries.
172 Support commutating relational operators by swapping it alongside
174 (lower_commutative): Adjust.
175 (dt_simplify::gen): Do not pass artificial operators to gen
177 (decision_tree::gen): Do not add artificial operators as parameters.
178 (parser::parse_expr): Verify operator commutativity when :c is
179 applied. Allow :C to override this.
180 * match.pd: Adjust patterns to use :C instead of :c where required.
182 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
184 PR tree-optimization/71077
185 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
186 the combining step, use boolean_false_node and boolean_true_node
187 as the designated false/true return values.
189 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
191 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
192 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
193 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
196 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
198 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
199 of flags impliying the register renaming.
200 * toplev.c (process_options): Do not imply flag_rename_registers with
203 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
205 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
206 default implementation.
208 2016-05-31 Nathan Sidwell <nathan@acm.org>
210 * dwarf2out.c (cur_line_info_table): Add GTY marker.
212 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
214 * config/sh/constraints.md (b): Remove constraint.
215 * config/sh/predicates.md (arith_reg_operand): Remove
217 * config/sh/sh-modes.def (PDI): Remove.
218 * config/sh/sh.c (sh_target_reg_class,
219 sh_optimize_target_register_callee_saved): Remove functions.
220 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
221 (sh_expand_epilogue): Update comment.
222 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
223 sh_secondary_reload): Remove TARGET_REGS related code.
224 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
225 TARGET_REGISTER_P): Remove macros.
226 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
227 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
228 TR1_REG, TR2_REG): Remove constants.
229 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
231 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
233 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
234 define_expand patterns.
235 (adddi3_compact): Rename to adddi3.
236 (subdi3_compact): Rename to subdi3.
237 (*negdi2): Rename to negdi2.
238 (*abs<mode>2): Rename to abs<mode>2.
240 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
242 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
243 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
244 (atomic_sub_fetchsi): ... this new pattern.
245 (mvtc): Add CC_REG clobber.
247 2016-05-31 Marek Polacek <polacek@redhat.com>
249 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
251 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
253 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
254 aarch64_fusion_enabled_p to check for fusion capabilities.
256 2016-05-31 Richard Biener <rguenther@suse.de>
258 PR tree-optimization/71352
259 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
260 minus one and a negate.
262 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
264 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
265 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
267 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
268 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
269 Remove use of aarch64_simd_attr_length_move, set length attribute
271 (*aarch64_be_movoi): Likewise.
272 (*aarch64_be_movci): Likewise.
273 (*aarch64_be_movxi): Likewise.
275 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
277 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
278 It no longer does that.
279 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
281 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
283 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
284 attribute __unused__.
286 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
288 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
289 * config/arm/arm.c (arm_arch_thumb1): Define.
290 (arm_option_override): Initialize arm_arch_thumb1.
291 * config/arm/arm.h (arm_arch_thumb1): Declare.
292 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
295 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
298 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
299 `Yv' for scalar operand.
301 2016-05-31 Tom de Vries <tom@codesourcery.com>
303 PR tree-optimization/69068
304 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
305 phis with more than two args.
307 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
309 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
310 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
313 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
315 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
317 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
319 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
320 cpu_32, cpu_64, tune_32 and tune_64.
321 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
323 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
327 2016-05-30 Andi Kleen <ak@linux.intel.com>
329 * auto-profile.c (read_profile): Replace asserts with errors
330 when file does not exist.
331 * gcov-io.c (gcov_read_words): Dito.
333 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
335 * tree-cfg.c (print_loop): Print likely upper bounds.
337 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
339 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
340 * opts.c (default_options): Enable peel loops at -O3.
341 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
342 (try_peel_loop): Do not re-peel already peeled loops;
343 use likely upper bounds; fix profile updating.
344 (pass_complete_unroll::execute): Initialize peeled_loops.
346 2016-05-30 Martin Liska <mliska@suse.cz>
348 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
349 computed costs by frequency of BB they belong to.
350 (get_scaled_computation_cost_at): New function.
352 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
353 Marc Glisse <marc.glisse@inria.fr>
355 PR tree-optimization/71289
356 * match.pd (-1 / B < A, A > -1 / B): New transformations.
358 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
360 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
362 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
364 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
365 for peeled copies; avoid underflow when updating estimates; correctly
368 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
370 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
371 r236875. Corrected oe3 to oe2 as obvious.
373 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
377 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
378 that inserted stmt will not dominate stmts that defines its operand.
379 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
380 (rewrite_expr_tree_parallel): Likewise.
382 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
385 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
386 all fields including stmt_to_insert are swapped.
388 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
390 * predict.h (force_edge_cold): Declare.
391 * predict.c (force_edge_cold): New function.
392 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
394 (canonicalize_loop_induction_variables): Fix formating.
396 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
398 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
399 (visium_expand_copysign): Use gen_int_mode directly.
400 (visium_compute_frame_size): Minor tweaks.
402 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
404 * tree-vect-loop.c (vect_analyze_loop_2): Use
405 likely_max_stmt_executions_int.
407 2016-05-30 Tom de Vries <tom@codesourcery.com>
409 PR tree-optimization/69067
410 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
412 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
416 New peepholes to remove unneeded fild/fistp pairs.
417 (define_peephole2 atomic_loaddi_fpu): Ditto.
419 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
421 * predict.c (maybe_hot_frequency_p): Avoid division.
423 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
425 * doc/install.texi: Use https for shop.fsf.org.
427 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
429 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
430 likely_max_stmt_executions_int.
432 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
434 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
435 likely_max_stmt_executions_int.
437 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
439 * profile.c (compute_branch_probabilities): Do not report hitrates
441 (branch_prob): Report hitrates here.
442 * predict.c (gimple_predict_edge): Do not assert profile status;
443 fix formatting issues.
445 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
447 * predict.c (edge_predicted_by_p): New function.
448 (predict_paths_for_bb): Do not put multiple predictions of the same type
451 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
453 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
456 2016-05-28 Alan Modra <amodra@gmail.com>
458 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
460 2016-05-28 Alan Modra <amodra@gmail.com>
462 PR rtl-optimization/71275
463 * ira.c (ira): Free dominance info.
465 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
467 * doc/sourcebuild.texi: New address for upstream Go repository.
469 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
471 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
472 (TARGET_ARM_V7M): Likewise.
474 2016-05-26 Jeff Law <law@redhat.com>
476 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
477 (thread_across_edge): Remove calls to find_jump_threads_backwards.
478 * passes.def: Add jump threading passes before DOM/VRP.
479 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
480 argument to a basic block from an edge. Remove tests which are
482 (pass_data_thread_jumps, class pass_thread_jumps): New.
483 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
484 (make_pass_thread_jumps): Likewise.
485 * tree-pass.h (make_pass_thread_jumps): Declare.
487 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
489 * config/visium/visium-protos.h (split_double_move): Rename into...
490 (visium_split_double_move): ...this.
491 (visium_split_double_add): Declare.
492 * config/visium/visium.c (split_double_move): Rename into...
493 (visium_split_double_move): ...this.
494 (visium_split_double_add): New function.
495 (visium_expand_copysign): Renumber operands for consistency.
496 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
497 (DFmode move splitter): Likewise.
498 (*addi3_insn): Split by means of visium_split_double_add.
499 (*adddi3_insn_flags): Delete.
500 (*plus_plus_sltu<subst_arith>): New insn.
501 (*subdi3_insn): Split by means of visium_split_double_add.
502 (subdi3_insn_flags): Delete.
503 (*minus_minus_sltu<subst_arith>): New insn.
504 (*negdi2_insn): Split by means of visium_split_double_add.
505 (*negdi2_insn_flags): Delete.
507 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
509 * configure.ac: Treat a --with-headers option without argument
510 the same as the default (i.e. consult sys-include directory).
511 * configure: Regenerate.
513 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
515 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
516 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
518 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
519 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
521 2016-05-27 Jiong Wang <jiong.wang@arm.com>
524 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
525 tree-stdarg analysis results.
526 (aarch64_setup_incoming_varargs): Likewise.
528 2016-05-27 Jiong Wang <jiong.wang@arm.com>
530 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
531 va_list_gpr_counter_field and va_list_fpr_counter_field.
533 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
536 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
537 * config/aarch64/aarch64.c
538 (aarch64_cannot_change_mode_class): Remove function.
539 * config/aarch64/aarch64-protos.h
540 (aarch64_cannot_change_mode_class): Remove.
542 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
544 * cfgloop.c (record_niter_bound): Record likely upper bounds.
545 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
546 get_likely_max_loop_iterations_int): New.
547 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
548 any_likely_upper_bound.
549 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
551 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
552 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
554 (unroll_loop_constant_iterations): Likewise.
555 (unroll_loop_runtime_iterations): Likewise.
556 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
557 * lto-streamer-out.c (output_cfg): Likewise.
558 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
560 (canonicalize_loop_induction_variables): Dump likely upper bounds.
561 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
562 (likely_max_loop_iterations): New.
563 (likely_max_loop_iterations_int): New.
564 (likely_max_stmt_executions): New.
565 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
566 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
567 likely_max_stmt_executions): Declare.
569 2016-05-27 Marek Polacek <polacek@redhat.com>
572 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
574 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
576 * config/s390/s390.md (2x risbg splitters): Use
577 reg_overlap_mentioned_p instead of rtx_equal_p.
579 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
581 * combine.c (make_compound_operation): Take known zero bits into
582 account when checking for possible zero_extend.
584 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
586 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
587 Use const_int_operand for operand 2 predicate. Simplify expand code
590 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
593 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
596 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
598 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
599 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
600 that returns CC_SESWPmode and CC_ZESWPmode.
601 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
603 (aarch64_rtx_costs): Likewise.
605 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
607 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
608 for ISA 3.0 min/max support.
609 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
610 conditional move support.
611 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
612 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
614 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
615 conditional moves where the comparison type is different from move
617 (fp_minmax): New code iterator for smin/smax.
618 (minmax): New code attributes for min/max.
620 (smax<mode>3): Combine min, max insns into one insn using the
621 fp_minmax code iterator. Add support for ISA 3.0 min/max
622 instructions that don't need -ffast-math.
623 (s<minmax><mode>3): Likewise.
624 (smax<mode>3_vsx): Likewise.
625 (smin<mode>3): Likewise.
626 (s<minmax><mode>3_vsx): Likewise.
627 (smin<mode>3_vsx): Likewise.
628 (pre-VSX min/max splitters): Likewise.
629 (s<minmax><mode>3_fpr): Likewise.
630 (movsfcc): Rewrite floating point conditional moves to combine
631 SFmode/DFmode into a single insn.
632 (mov<mode>cc): Likewise.
634 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
635 SFDF2 iterators to handle all combinations.
636 (fseldfsf4): Likewise.
637 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
638 (fseldfdf4): Likewise.
639 (fselsfdf4): Likewise.
640 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
641 comparison instructions that set a 0/-1 mask, and use it for
642 floating point conditional move via XXSEL.
643 (fpmask<mode>): Likewise.
644 (xxsel<mode>): Likewise.
645 * config/rs6000/predicates.md (min_max_operator): Delete, no
647 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
648 instructions that generate a 0/-1 mask for use with XXSEL.
649 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
650 say whether floating point min/max is available, either through
651 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
652 (TARGET_MINMAX_DF): Likewise.
654 2016-05-27 Alan Modra <amodra@gmail.com>
656 PR rtl-optimization/71275
657 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
658 for update_equiv_regs and combine_and_move_insns.
660 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
663 if_then_else or cond RTXes to calculate attribute value.
664 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
665 <attr "length_immediate>: Ditto.
666 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
667 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
668 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
669 <attr "type">: Ditto.
670 <attr "prefix_data16">: Ditto.
671 <attr "prefix_extra">: Ditto.
672 <attr "length_immediate">: Ditto.
673 <attr "prefix">: Ditto.
674 (vec_set<mode>_0) <attr "isa">: Ditto.
675 <attr "prefix_extra">: Ditto.
676 <attr "length_immediate">: Ditto.
677 <attr "prefix">: Ditto.
678 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
679 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
680 (sse2_storelpd) <attr "prefix_data16">: Ditto.
681 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
682 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
683 <attr "length_immediate">: Ditto.
684 <attr "prefix">: Ditto.
685 (sse2_movsd) <attr "length_immediate">: Ditto.
686 <attr "prefix">: Ditto.
687 (vec_concatv2df) <attr "isa">: Ditto.
688 <attr "prefix">: Ditto.
689 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
690 (*vec_extractv2di_1) <attr "isa">: Ditto.
691 <attr "type">: Ditto.
692 <attr "length_immediate">: Ditto.
693 <attr "prefix_rex">: Ditto.
694 <attr "prefix_extra">: Ditto.
695 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
696 <attr "prefix_extra">: Ditto.
697 <attr "length_immediate">: Ditto.
698 (vec_concatv2di) <attr "isa">: Ditto.
699 <attr "prefix_extra">: Ditto.
700 <attr "length_immediate">: Ditto.
701 <attr "prefix">: Ditto.
703 2016-05-26 Martin Liska <mliska@suse.cz>
705 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
707 (operator+): Likewise.
708 (operator-): Likewise.
709 (comp_cost::operator+=): Likewise.
710 (comp_cost::operator-=): Likewise.
711 (comp_cost::operator/=): Likewise.
712 (comp_cost::operator*=): Likewise.
713 (operator<): Likewise.
714 (operator==): Likewise.
715 (operator<=): Likewise.
717 (infinite_cost_p): Likewise.
718 (add_costs): Likewise.
719 (sub_costs): Likewise.
720 (compare_costs): Likewise.
721 (set_group_iv_cost): Use the newly introduced functions.
722 (get_address_cost): Likewise.
723 (get_shiftadd_cost): Likewise.
724 (force_expr_to_var_cost): Likewise.
725 (split_address_cost): Likewise.
726 (ptr_difference_cost): Likewise.
727 (difference_cost): Likewise.
728 (get_computation_cost_at): Likewise.
729 (determine_group_iv_cost_generic): Likewise.
730 (determine_group_iv_cost_address): Likewise.
731 (determine_group_iv_cost_cond): Likewise.
732 (autoinc_possible_for_pair): Likewise.
733 (determine_group_iv_costs): Likewise.
734 (cheaper_cost_pair): Likewise.
735 (iv_ca_recount_cost): Likewise.
736 (iv_ca_set_no_cp): Likewise.
737 (iv_ca_set_cp): Likewise.
738 (iv_ca_cost): Likewise.
739 (iv_ca_new): Likewise.
740 (iv_ca_dump): Likewise.
741 (iv_ca_narrow): Likewise.
742 (iv_ca_prune): Likewise.
743 (iv_ca_replace): Likewise.
744 (try_add_cand_for): Likewise.
745 (try_improve_iv_set): Likewise.
746 (find_optimal_iv_set): Likewise.
748 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
750 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
751 that internal functions will clobber all caller-saved registers.
753 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
755 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
756 Return a better case_values_threshold when optimizing.
758 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
760 * config/aarch64/aarch64-simd.md (aarch64_combinez):
761 Add ? to integer variant.
762 (aarch64_combinez_be): Likewise.
764 2016-05-26 Jakub Jelinek <jakub@redhat.com>
766 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
767 instead of x constraint.
768 (vcvtps2ph256<mask_name>): Likewise.
770 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
771 alternative. Formatting fix.
774 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
776 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
777 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
778 maybe_evex prefix instead of vex.
779 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
780 EXT_REX_SSE_REG_P (op0) case in the splitter.
782 2016-05-25 Jeff Law <law@redhat.com>
784 PR tree-optimization/71272
785 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
786 Update comments. Add test for empty path.
788 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
790 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
791 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
792 special case builtin.
793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
794 code for ALTIVEC_BUILTIN_VEC_CMPNE.
795 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
796 for __builtin_vec_cmpne.
798 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
800 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
801 redundant test and bail out if the type of the new operand is not
802 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
804 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
807 (x_ix86_target_flags_explicit): Remove.
808 * config/i386/i386.c (ix86_function_specific_save): Do not copy
809 x_ix86_target_flags_explicit.
810 (ix86_function_specific_restore): Ditto.
812 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
813 H.J. Lu <hongjiu.lu@intel.com>
816 * common/config/i386/i386-common.c
817 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
818 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
819 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
820 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
821 (-mgeneral-regs-only): Add new option.
822 * config/i386/i386.c (ix86_option_override_internal): Don't enable
823 x87 instructions if only general registers are allowed.
824 (ix86_target_string): Add ix86_flags argument. Handle additional
825 flags options through ix86_flags argument. Update all callers.
826 * doc/invoke.texi: Document -mgeneral-regs-only.
828 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
830 PR rtl-optimization/66940
831 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
832 decrementing desired_val will not overflow before performing these
835 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
837 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
838 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
839 * config/i386/i386.c (enum ix86_builtins): Add
840 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
841 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
842 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
843 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
844 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
845 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
846 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
847 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
848 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
849 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
850 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
851 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
852 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
853 __builtin_ia32_cvtps2dq512_mask.
854 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
855 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
856 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
858 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
860 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
861 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
863 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
864 (avx512f_vec_pack_sfix_v8df): New define_expand.
865 (avx512f_roundpd512): Rename to ...
866 (avx512f_round<castmode>512): ... this. Change iterator.
867 (avx512f_roundps512_sfix): New define_expand.
868 (round<mode>2_sfix): Change iterator.
870 2016-05-25 Nick Clifton <nickc@redhat.com>
872 * config/msp430/msp430.c (msp430_attr): Produce an error if a
873 static interrupt handler is detected.
874 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
875 default linker script.
876 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
877 the low part of a symbolic pointer.
879 2016-05-25 Richard Biener <rguenther@suse.de>
881 PR tree-optimization/71261
882 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
883 interesting stmt instead of immediate uses when looking
884 for the use operand to replace.
886 2016-05-25 Martin Liska <mliska@suse.cz>
888 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
890 2016-05-25 Richard Biener <rguenther@suse.de>
892 PR tree-optimization/71264
893 * tree-vect-stmts.c (vect_init_vector): Properly deal with
896 2016-05-25 Martin Liska <mliska@suse.cz>
898 PR tree-optimization/71239
899 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
900 if DECL_SIZE is NULL.
902 2016-05-25 Richard Biener <rguenther@suse.de>
904 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
905 * tree-if-conv.c (pass_data_if_conversion): Use it.
907 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
909 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
910 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
911 * varpool.c (varpool_node::get_availability): Likewise.
913 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
915 * config/rs6000/altivec.md (VNEG iterator): New iterator for
916 VNEGW/VNEGD instructions.
917 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
918 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
919 support for ISA 3.0 VNEGW/VNEGD instructions.
921 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
923 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
924 pointers inside OACC_DATA regions.
925 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
926 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
927 (gimplify_adjust_omp_clauses): Fix typo in comment.
929 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
931 * config/rs6000/altivec.md (VParity): New mode iterator for vector
932 parity built-in functions.
933 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
935 (p9v_parity<mode>2): Likewise.
936 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
938 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
939 (parity<mode>2): ISA 3.0 expander for vector parity.
940 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
942 (BU_P9_64BIT_MISC_0): Likewise.
943 (BU_P9_MISC_0): Likewise.
944 (BU_P9V_AV_1): Likewise.
945 (BU_P9V_AV_2): Likewise.
946 (BU_P9V_AV_3): Likewise.
947 (BU_P9V_AV_P): Likewise.
948 (BU_P9V_VSX_1): Likewise.
949 (BU_P9V_OVERLOAD_1): Likewise.
950 (BU_P9V_OVERLOAD_2): Likewise.
951 (BU_P9V_OVERLOAD_3): Likewise.
952 (VCTZB): Add vector count trailing zeros support.
956 (VPRTYBD): Add vector parity support.
959 (VCTZ): Add overloaded vector count trailing zeros support.
960 (VPRTYB): Add overloaded vector parity support.
961 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
962 overloaded vector count trailing zeros and parity instructions.
963 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
964 vector parity support.
965 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
966 trailing zeros support.
967 (vec_cntlz): Likewise.
968 (vec_vctzb): Likewise.
969 (vec_vctzd): Likewise.
970 (vec_vctzh): Likewise.
971 (vec_vctzw): Likewise.
972 (vec_vprtyb): Add ISA 3.0 vector parity support.
973 (vec_vprtybd): Likewise.
974 (vec_vprtybw): Likewise.
975 (vec_vprtybq): Likewise.
976 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
977 the ISA 3.0 vector count trailing zeros and vector parity built-in
980 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
982 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
983 when there is stmt_to_insert.
985 2016-05-24 Martin Sebor <msebor@redhat.com>
988 * tree.h (complete_or_array_type_p): New inline function.
990 2016-05-24 Jakub Jelinek <jakub@redhat.com>
992 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
993 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
994 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
996 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
997 Limit 1st alternative to noavx isa, split 2nd alternative into one
998 noavx and one avx alternative, use *x and Bm in the former and
999 x and m in the latter.
1001 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1002 of sse4 for the first alternative, drop %v from the template
1003 and d operand modifier. Split second alternative into one sse4_noavx
1004 and one avx alternative, use *x instead of *v in the former and v
1005 instead of *v in the latter.
1006 (*sse4_1_extractps): Use noavx isa instead of * for the first
1007 alternative, drop %v from the template. Split second alternative into
1008 one noavx and one avx alternative, use *x instead of *v in the
1009 former and v instead of *v in the latter.
1010 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1011 with noavx and the last one with avx.
1012 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1013 split the second one into one noavx and one avx alternative,
1014 use *x and Bm in the former and x and m in the latter one.
1015 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1018 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1019 first two alternatives to noavx, use *x instead of *v in the second
1020 one, add avx alternative without *.
1021 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1022 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1023 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1025 2016-05-24 Jeff Law <law@redhat.com>
1027 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1028 New function, extracted from...
1029 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1030 Allow simple copies and constant initializations in the SSA chain.
1032 2016-05-24 Marek Polacek <polacek@redhat.com>
1035 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1038 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1041 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1042 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1043 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1044 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1045 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1047 2016-05-24 Richard Biener <rguenther@suse.de>
1049 PR tree-optimization/71240
1050 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1053 2016-05-24 Richard Biener <rguenther@suse.de>
1055 PR tree-optimization/71230
1056 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1058 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1060 * tree-vectorizer.h (vectorizable_comparison): Delete.
1061 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1062 PURE_SLP_STMT check.
1063 * tree-vect-stmts.c (vectorizable_call): Likewise.
1064 (vectorizable_simd_clone_call): Likewise.
1065 (vectorizable_conversion): Likewise.
1066 (vectorizable_assignment): Likewise.
1067 (vectorizable_shift): Likewise.
1068 (vectorizable_operation): Likewise.
1069 (vectorizable_load): Likewise.
1070 (vectorizable_condition): Likewise.
1071 (vectorizable_store): Likewise. Assert that we don't have
1073 (vectorizable_comparison): Make static. Remove redundant
1074 PURE_SLP_STMT check.
1075 (vect_transform_stmt): Assert that we always have an slp_node
1078 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1080 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1081 operands[2] against 1 with comparison against CONST1_RTX.
1082 (<shift>di3_neon): Likewise.
1083 * config/arm/predicates.md (const0_operand): Replace with comparison
1086 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1088 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1089 operands[2] against 1 with comparison against CONST1_RTX.
1090 (ashrdi3): Likewise.
1091 (lshrdi3): Likewise.
1092 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1094 (ashrsi3): Likewise.
1095 (lshrsi3): Likewise.
1096 (rotrsi3): Likewise.
1097 (define_split above *compareqi_eq0): Likewise.
1098 (define_split above "prologue"): Likewise.
1099 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1100 * config/arm/predicates.md (shift_operator): Likewise.
1101 (shift_nomul_operator): Likewise.
1102 (sat_shift_operator): Likewise.
1103 (thumb1_cmp_operand): Likewise.
1104 (const_neon_scalar_shift_amount_operand): Replace manual range
1105 check with IN_RANGE.
1106 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1107 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1109 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1111 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1112 with HOST_WIDE_INT_1.
1114 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1115 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1116 (arm_canonicalize_comparison): Likewise.
1117 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1119 (thumb1_size_rtx_costs): Likewise.
1120 (vfp_const_double_index): Replace cast of 1 to unsigned
1121 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1122 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1124 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1125 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1126 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1127 HOST_WIDE_INT with HOST_WIDE_INT_1.
1129 2016-05-24 Marek Polacek <polacek@redhat.com>
1131 * tree-cfg.h (should_remove_lhs_p): New predicate.
1132 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1133 * gimplify.c (gimplify_modify_expr): Likewise.
1134 * tree-cfg.c (verify_gimple_call): Likewise.
1135 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1136 * gimple-fold.c: Include "tree-cfg.h".
1137 (gimple_fold_call): Use should_remove_lhs_p.
1139 2016-05-24 Richard Biener <rguenther@suse.de>
1141 PR tree-optimization/71253
1142 * cfganal.h (control_dependences): Make robust against edge
1144 (control_dependences::control_dependences): Remove edge_list argument.
1145 (control_dependences::get_edge): Remove.
1146 (control_dependences::get_edge_src): Add.
1147 (control_dependences::get_edge_dest): Likewise.
1148 (control_dependences::m_el): Make a vector of edge src/dest index.
1149 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1150 (control_dependences::control_dependences): Likewise.
1151 (control_dependences::~control_dependence): Likewise.
1152 (control_dependences::get_edge): Remove.
1153 (control_dependences::get_edge_src): Add.
1154 (control_dependences::get_edge_dest): Likewise.
1155 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1157 (perform_tree_ssa_dce): Adjust.
1158 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1160 (pass_loop_distribution::execute): Adjust. Do loop destroying
1161 conditional on changed.
1163 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1166 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1167 return. Reindent transformation comment and mention the ARM state
1170 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1173 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1174 after build_and_add_sum creates new use stmt.
1176 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1178 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1179 load_lanes/grouped_load classification comes first. Don't check
1180 whether the vectorization factor is a multiple of the group size
1183 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1185 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1186 GROUP_GAP for single-element interleaving.
1187 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1190 2016-05-24 Richard Biener <rguenther@suse.de>
1194 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1195 bases which are accessed with non-invariant indices.
1196 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1197 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1199 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1202 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1203 (add_to_ops_vec): Add stmt_to_insert.
1204 (add_repeat_to_ops_vec): Init stmt_to_insert.
1205 (insert_stmt_before_use): New.
1206 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1208 (get_ops): Init stmt_to_insert.
1209 (maybe_optimize_range_tests): Likewise.
1210 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1211 (rewrite_expr_tree_parallel): Likewise.
1212 (reassociate_bb): Likewise.
1214 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1217 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1218 ISA 3.0 xxperm fusion alternative.
1219 (altivec_vperm_v8hiv16qi): Likewise.
1220 (altivec_vperm_<mode>_uns_internal): Likewise.
1221 (vperm_v8hiv4si): Likewise.
1222 (vperm_v16qiv8hi): Likewise.
1224 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1225 Kelvin Nilsen <kelvin@gcc.gnu.org>
1227 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1228 vpermr/xxpermr on ISA 3.0.
1229 (altivec_expand_vec_perm_le): Likewise.
1230 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1231 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1234 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386.h (IS_STACK_MODE): Enable for
1237 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1238 SSE_FLOAT_MODE_P macros.
1239 * config/i386/i386.c (ix86_preferred_reload_class): Use
1240 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1241 Cleanup regclass processing for CONST_DOUBLE_P.
1242 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1243 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1244 with IS_STACK_MODE macro.
1245 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1247 (*movdf_internal): Use IS_STACK_MODE macro.
1248 (*movsf_internal): Ditto.
1250 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1252 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1253 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1255 2016-05-23 Jeff Law <law@redhat.com>
1257 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1259 (fsm_find_control_statement_thread_paths): Call it.
1261 2016-05-23 Martin Jambor <mjambor@suse.cz>
1264 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1265 from_global_constant if t is not NULL.
1267 2016-05-23 Marek Polacek <polacek@redhat.com>
1270 * common.opt (Wswitch-unreachable): New option.
1271 * doc/invoke.texi: Document -Wswitch-unreachable.
1272 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1275 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1277 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1278 TMR_INDEX is non-NULL.
1280 2016-05-23 Richard Biener <rguenther@suse.de>
1282 PR tree-optimization/71230
1283 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1284 (try_special_add_to_ops): ... here. Always test for single-use.
1286 2016-05-23 Martin Jambor <mjambor@suse.cz>
1288 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1289 default block if a PHI node in the original one would be resized.
1291 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1293 PR tree-optimization/58135
1294 * tree-vect-slp.c: When group size is not multiple
1295 of vector size, allow splitting of store group at
1298 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1300 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1302 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1304 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1305 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1306 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1309 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1310 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1311 v constraint instead of x and vinserti32x4 insn.
1313 * config/i386/sse.md (i128vldq): New mode iterator.
1314 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1315 avx512dq and avx512vl alternatives.
1317 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1318 constraint, use maybe_evex prefix instead of vex.
1319 (vec_dupv4sf): Use v constraint instead of x for output
1320 operand except for noavx alternative, use Yv constraint
1321 instead of x for input. Use maybe_evex prefix instead of vex.
1322 (*vec_dupv4si): Likewise.
1323 (*vec_dupv2di): Likewise.
1325 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1328 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1329 (linearize_expr_tree): Call try_special_add_to_ops.
1330 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1332 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1334 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1335 to computed stack_usage.
1337 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1340 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1341 operand is subreg (symbol_ref) then move the symbol ref to register.
1343 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1345 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1347 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1350 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1353 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1355 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1356 ranges by calling get_single_symbol and tidy up. Look more closely
1357 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1359 2016-05-20 Jeff Law <law@redhat.com>
1361 * bitmap.c (bitmap_find_bit): Remove useless test.
1363 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1365 * function.c (thread_prologue_and_epilogue_insns): Commit the
1366 insertion of the epilogue.
1368 2016-05-20 Martin Jambor <mjambor@suse.cz>
1370 PR tree-optimization/70884
1371 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1372 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1373 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1374 of constant pool data as a reason for scalarization.
1376 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1378 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1379 for naked functions.
1380 (thumb1_expand_prologue): Likewise.
1382 2016-05-20 Nathan Sidwell <nathan@acm.org>
1384 * config/nvptx/nptx.c (nvptx_option_override): Only set
1385 flag_toplevel_reorder, if not explicitly specified. Set
1386 flag_no_common, unless explicitly specified.
1388 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1390 * calls.c (can_implement_as_sibling_call_p): Mark param
1391 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1393 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1396 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1397 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1399 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1400 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1403 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1405 * config/nvptx/nvptx.md (sincossf3): New pattern.
1407 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1409 * calls.c (maybe_complain_about_tail_call): New function.
1410 (initialize_argument_information): Call
1411 maybe_complain_about_tail_call when clearing *may_tailcall.
1412 (can_implement_as_sibling_call_p): Call
1413 maybe_complain_about_tail_call when returning false.
1414 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1415 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1416 if tail-call optimization fails.
1417 * cfgexpand.c (expand_call_stmt): Initialize
1418 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1419 * gimple-pretty-print.c (dump_gimple_call): Dump
1420 gimple_call_must_tail_p.
1421 * gimple.c (gimple_build_call_from_tree): Call
1422 gimple_call_set_must_tail with the value of
1423 CALL_EXPR_MUST_TAIL_CALL.
1424 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1425 (gimple_call_set_must_tail): New function.
1426 (gimple_call_must_tail_p): New function.
1427 * print-tree.c (print_node): Update printing of TREE_STATIC
1428 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1429 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1430 trailing comment listing applicable flags.
1431 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1433 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1435 * calls.c (expand_call): Move "Rest of purposes for tail call
1436 optimizations to fail" to...
1437 (can_implement_as_sibling_call_p): ...this new function, and
1438 split into multiple "if" statements.
1440 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1442 * cfgloop.h (expected_loop_iterations_unbounded,
1443 expected_loop_iterations): Unconstify.
1444 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1445 profile with known upper bound; return 3 when profile is absent.
1446 (expected_loop_iterations): Update.
1448 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1450 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1451 and get_max_loop_iterations_int.
1453 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1455 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1456 realistic upper bounds here.
1458 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1461 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1462 calls if the LHS is variable length or has addressable type.
1463 If targets[0]->decl is a noreturn call with void return type and
1464 zero arguments, adjust fntype and remove lhs in that case.
1466 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1468 PR tree-optimization/71079
1469 PR tree-optimization/71206
1470 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1472 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1474 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1475 (get_vec_alignment_for_array_decl): Likewise.
1476 (get_vec_alignment_for_record_decl): Likewise.
1477 (increase_alignment::execute): Move code to find alignment to
1478 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1479 (type_align_map): New hash_map.
1481 2016-05-20 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/29756
1484 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1485 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1486 * fold-const.c (operand_equal_p): Likewise.
1487 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1488 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1489 * tree-inline.c (estimate_operator_cost): Likewise.
1490 * tree-pretty-print.c (dump_generic_node): Likewise.
1491 * tree-ssa-operands.c (get_expr_operands): Likewise.
1492 * cfgexpand.c (expand_debug_expr): Likewise.
1493 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1494 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1495 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1496 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1497 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1498 (execute_update_addresses_taken): Do it.
1500 2016-05-20 Richard Biener <rguenther@suse.de>
1502 PR tree-optimization/71185
1503 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1504 register operations.
1506 2016-05-20 Richard Biener <rguenther@suse.de>
1508 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1509 gimple_seq_add_seq_without_update.
1510 (release_bb_predicate): Assert we have no operands to free.
1511 (if_convertible_loop_p_1): Calculate post dominators later.
1512 Do not free BB predicates here.
1513 (combine_blocks): Do not recompute BB predicates.
1514 (version_loop_for_if_conversion): Save BB predicates around
1517 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1519 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1520 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1521 code. Ignore sibcalls on EDGE_IGNORE edges.
1522 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1523 on edges for sibcalls that run without prologue. The rest of the
1524 function is combined from...
1525 (fix_fake_fallthrough_edge): ... this, and ...
1526 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1527 function argument, make it a local variable.
1529 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1531 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1532 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1533 for 32-bit mode and SEH for 64-bit.
1534 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1535 TARGET_64BIT_DEFAULT.
1537 2016-05-19 Ryan Burn <contact@rnburn.com>
1539 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1540 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1542 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1544 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1545 force pending loads from memory.
1547 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1549 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1550 (UNSPEC_DARN_32): New unspec constant.
1551 (UNSPEC_DARN_RAW): New unspec constant.
1552 (darn_32): New instruction.
1553 (darn_raw): New instruction.
1554 (darn): New instruction.
1555 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1556 support and documentation for this macro.
1557 (BU_P9_MISC_1): New macro definition.
1558 (BU_P9_64BIT_MISC_0): New macro definition.
1559 (BU_P9_MISC_0): New macro definition.
1560 (darn_32): New builtin definition.
1561 (darn_raw): New builtin definition.
1562 (darn): New builtin definition.
1563 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1564 RS6000_BUILTIN_0 directives to surround each occurrence of
1565 #include "rs6000-builtin.def".
1566 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1567 RS6000_BTM_64BIT flags to the returned mask, depending on
1569 (def_builtin): Correct an error in the assignments made to the
1570 debugging variable attr_string.
1571 (rs6000_expand_builtin): Add support for no-operand built-in
1573 (builtin_function_type): Remove fatal_error assertion that is no
1575 (rs6000_common_init_builtins): Add support for no-operand built-in
1577 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1579 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1581 (RS6000_BTM_64BIT): New macro definition.
1582 * doc/extend.texi: Document __builtin_darn (void),
1583 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1586 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1588 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1589 max_loop_iterations_int.
1591 2016-05-19 Marek Polacek <polacek@redhat.com>
1593 PR tree-optimization/71031
1594 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1595 condition and adjust the code a bit.
1597 2016-05-19 Martin Liska <mliska@suse.cz>
1599 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1600 auto_vec instead of vec.
1602 2016-05-19 Martin Liska <mliska@suse.cz>
1604 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1606 2016-05-19 Martin Liska <mliska@suse.cz>
1608 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1610 2016-05-19 Martin Liska <mliska@suse.cz>
1612 * ipa-pure-const.c (set_function_state): Remove an existing
1614 (remove_node_data): Do not free it as it's released
1615 in set_function_state.
1617 2016-05-19 Martin Liska <mliska@suse.cz>
1619 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1622 2016-05-19 Martin Liska <mliska@suse.cz>
1624 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1626 2016-05-19 Martin Liska <mliska@suse.cz>
1628 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1629 an auto_vec instead of re-creating it.
1631 2016-05-19 Martin Liska <mliska@suse.cz>
1633 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1634 auto_vec instead of vec.
1636 2016-05-19 Martin Liska <mliska@suse.cz>
1638 * lto-section-in.c (lto_get_section_data): Call
1639 lto_check_version with additional argument.
1640 * lto-streamer.c (lto_check_version): Add new argument.
1641 * lto-streamer.h (lto_check_version): Likewise.
1643 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1645 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1646 Don't add cost of inner memory when handling sign-extended loads.
1648 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1650 PR rtl-optimization/71148
1651 * cse.c (cse_main): Free dominance info.
1652 (rest_of_handle_cse): Don't free dominance info.
1653 (rest_of_handle_cse2): Likewise.
1654 (rest_of_handle_cse_after_global_opts): Likewise.
1656 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1659 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1660 NULL_TREE early if NEON is not available. Remove now redundant check
1661 in ARM_CHECK_BUILTIN_MODE.
1663 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1666 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1667 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1668 * doc/cpp.texi: Document new macros.
1670 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1672 PR tree-optimization/69848
1673 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1674 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1676 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1678 * function.c (thread_prologue_and_epilogue_insn): Move the
1679 "goto epilogue_done" one block later.
1681 2016-05-19 Richard Biener <rguenther@suse.de>
1683 PR tree-optimization/70729
1684 * passes.def: Move LIM pass before PRE. Remove no longer
1685 required copyprop and move first DCE out of the loop pipeline.
1687 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1690 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1691 (OBJS-libcommon-target): ...here.
1692 * opts-common.c: Include spellcheck.h.
1693 (cmdline_handle_error): Build a vec of valid options and use it
1694 to suggest provide hints for misspelled arguments.
1696 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1699 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1700 lhs if it has TREE_ADDRESSABLE type.
1702 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1705 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1706 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1708 2016-05-18 Martin Jambor <mjambor@suse.cz>
1711 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1712 input for NOP_EXPR pass-through functions.
1713 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1714 aggregate global constant VAR_DECLs in constant jump functions.
1716 2016-05-18 Martin Jambor <mjambor@suse.cz>
1719 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1720 from TREE_READONLY parameters.
1722 2016-05-18 Martin Jambor <mjambor@suse.cz>
1725 * cgraph.h (cgraph_indirect_call_info): New field
1726 guaranteed_unmodified.
1727 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1728 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1730 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1731 pass the parameter value to ipa_find_agg_cst_for_param.
1732 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1733 guaranteed_unmodified, store AA results there instead of bailing out
1735 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1736 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1737 (find_constructor_constant_at_offset): New function.
1738 (ipa_find_agg_cst_from_init): Likewise.
1739 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1740 static initializers of contants, report back through a new paameter
1741 from_global_constant if that was the case.
1742 (try_make_edge_direct_simple_call): Also pass parameter value to
1743 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1745 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1746 (ipa_read_indirect_edge_info): Likewise.
1747 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1748 (ipa_load_from_parm_agg): Likewise.
1750 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1752 PR rtl-optimization/71150
1753 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1756 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1759 * config/rs6000/constraints.md (wE constraint): New constraint
1760 for a vector constant that can be loaded with XXSPLTIB.
1761 (wM constraint): New constraint for a vector constant of a 1's.
1762 (wS constraint): New constraint for a vector constant that can be
1763 loaded with XXSPLTIB and a vector sign extend instruction.
1764 * config/rs6000/predicates.md (xxspltib_constant_split): New
1765 predicates for wE/wS constraints.
1766 (xxspltib_constant_nosplit): Likewise.
1767 (easy_vector_constant): Add support for constants that can be
1768 loaded via XXSPLTIB.
1769 (all_ones_constant): New predicate for vector constant with all
1771 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1772 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1773 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1774 instruction and possibly with a sign extension.
1775 (output_vec_const_move): Add support for XXSPLTIB. If we are
1776 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1777 instead of XXLXOR/XXLORC.
1778 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1780 (rs6000_legitimize_reload_address): Likewise.
1781 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1783 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1784 combine VSX_M and VSX_M2 into one iterator.
1786 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1787 (VSINT_842): Likewise.
1788 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1789 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1790 XXSPLTIB instruction.
1791 (xxspltib_<mode>_nosplit): Likewise.
1792 (xxspltib_<mode>_split): New insn to load up constants with
1793 XXSPLTIB and a sign extend instruction.
1794 (vsx_mov<mode>): Replace single move that handled all vector types
1795 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1796 moves (when -mvsx-timode is in effect) into the main vector
1797 moves. Eliminate separate moves for <VSr> <VSa>, where the
1798 preferred register class (<VSr>) is listed first, and the
1799 secondary register class (<VSa>) is listed second with a '?' to
1800 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1801 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1802 that if the register was involved in a slow operation, the
1803 clear/set operation does not wait for the slow operation to
1804 finish. Adjust the length attributes for 32-bit mode. Use
1805 rs6000_output_move_128bit and drop the use of the string
1806 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1807 spacing so that the alternatives and attributes don't generate
1808 long lines, and put things in columns, so that it is easier to
1809 match up the operands and attributes with the insn alternatives.
1810 (vsx_mov<mode>_64bit): Likewise.
1811 (vsx_mov<mode>_32bit): Likewise.
1812 (vsx_movti_64bit): Fold movti into normal vector moves.
1813 (vsx_movti_32bit): Likewise.
1814 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1816 (vsx_splat_v4si_internal): Likewise.
1817 (vsx_splat_v4sf_internal): Likewise.
1818 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1819 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1820 extend vector elements.
1821 (vsx_sign_extend_hi_<mode>): Likewise.
1822 (vsx_sign_extend_si_v2di): Likewise.
1823 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1825 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1826 constraints. Add trailing period to wL documentation.
1828 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1831 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1832 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1833 * tree-call-cdce.c: Include tree-dfa.h.
1834 (can_guard_call_p): New function, extracted from...
1835 (can_use_internal_fn): ...here.
1836 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1838 (shrink_wrap_one_built_in_call): Likewise.
1839 (use_internal_fn): Likewise.
1840 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1841 and return void. Call replace_abnormal_ssa_names.
1842 (pass_call_cdce::execute): Check can_guard_call_p during the
1843 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1844 will always change something.
1846 2016-05-18 Martin Jambor <mjambor@suse.cz>
1849 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1850 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1852 2016-05-18 Martin Jambor <mjambor@suse.cz>
1855 * ipa-inline.h (condition): New field size.
1856 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1857 for comaprison and store it into the new condition.
1858 (evaluate_conditions_for_known_args): Use condition size to check
1859 access sizes for all but CHANGED conditions.
1860 (unmodified_parm_1): New parameter size_p, store access size into it.
1861 (unmodified_parm): Likewise.
1862 (unmodified_parm_or_parm_agg_item): Likewise.
1863 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1864 (set_cond_stmt_execution_predicate): Extract access sizes and store
1866 (set_switch_stmt_execution_predicate): Likewise.
1867 (will_be_nonconstant_expr_predicate): Likewise.
1868 (will_be_nonconstant_predicate): Likewise.
1869 (inline_read_section): Stream condition size.
1870 (inline_write_summary): Likewise.
1872 2016-05-18 Richard Biener <rguenther@suse.de>
1874 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1875 condition cost to PHI cost instead of total_cost.
1877 2016-05-18 Martin Liska <mliska@suse.cz>
1880 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1883 2016-05-18 Richard Biener <rguenther@suse.de>
1885 * lto-streamer.h (LTO_major_version): Bump to 6.
1887 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1889 * function.c (make_split_prologue_seq, make_prologue_seq,
1890 make_epilogue_seq): New functions, factored out from...
1891 (thread_prologue_and_epilogue_insns): Here.
1893 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1895 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1896 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1897 of before. Add a comment.
1899 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1901 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1902 expression pointer, not pointer to the pointer.
1904 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1906 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1907 (avx2_pbroadcast<mode>): Add another alternative with v instead
1908 of x constraints in it, using <pbroadcast_evex_isa> isa.
1909 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1911 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1912 constraint x instead of v in second alternative, add avx512bw
1915 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1916 constraint x instead of v in second alternative, add avx512bw
1919 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1920 constraint x instead of v in second alternative, add avx512bw
1923 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1924 avx512bw alternative.
1926 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1928 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1930 (define_insn "*andnottf3"): Ditto.
1931 (define_insn "*<code><mode>3"/any_logic): Ditto.
1932 (define_insn "*<code>tf3"/any_logic): Ditto.
1933 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1934 operand to block AVX-512VL insn variant emit when it is not enabled.
1936 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1938 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1939 constraint fot SF mode.
1941 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1942 Kirill Yukhin <kirill.yukhin@intel.com>
1944 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1946 (define_insn "rsqrt14<mode>"): Ditto.
1947 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1948 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1949 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1950 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1951 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1953 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1954 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1955 * config/i386/i386.c (ix86_print_operand): Expand check for size
1956 override codes for Intel syntax.
1958 2016-05-18 Richard Biener <rguenther@suse.de>
1960 PR tree-optimization/71168
1961 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1962 initialization earlier.
1964 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1966 * config/aarch64/aarch64-simd.md
1967 (aarch64_reduc_plus_internal<mode>): Rename to...
1968 (reduc_plus_scal): ...This, and remove previous implementation.
1970 2016-05-18 Richard Biener <rguenther@suse.de>
1972 * passes.def: Put late dse and cd_dce in canonical order.
1974 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1976 * ipa-inline-transform.c (preserve_function_body_p): Look for
1977 first non-thunk clone.
1978 (save_function_body): Save into first non-thunk.
1979 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1981 (lto_output_node): Inline thunks don't need body in every
1983 * lto-streamer-in.c: Do not fixup thunk clones.
1984 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1986 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1989 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1992 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1993 (reassociate_bb): Call transform_add_to_multiply.
1995 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1997 * config/aarch64/aarch64.c (all_extensions): Removed unused
2000 2016-05-17 Nathan Sidwell <nathan@acm.org>
2002 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2003 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2005 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2007 PR tree-optimization/54579
2009 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2011 2016-05-17 Marek Polacek <polacek@redhat.com>
2014 * tree-inline.c (expand_call_inline): Call
2015 maybe_remove_unused_call_args.
2017 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2019 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2020 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2021 * doc/md.texi (fmin@var{m}3): Likewise.
2023 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2025 * match.pd (X & C): New transformation.
2027 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2029 * match.pd (~X & Y): New transformation.
2031 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2033 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2034 information for new SSA_NAME.
2035 (simplify_conversion_using_ranges): Get range through get_range_info
2036 instead of get_value_range.
2038 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2040 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2041 Remove inline assembly.
2042 (vmvn_s16): Likewise.
2043 (vmvn_s32): Likewise.
2044 (vmvn_u8): Likewise.
2045 (vmvn_u16): Likewise.
2046 (vmvn_u32): Likewise.
2047 (vmvnq_s8): Likewise.
2048 (vmvnq_s16): Likewise.
2049 (vmvnq_s32): Likewise.
2050 (vmvnq_u8): Likewise.
2051 (vmvnq_u16): Likewise.
2052 (vmvnq_u32): Likewise.
2053 (vmvn_p8): Likewise.
2054 (vmvnq_p16): Likewise.
2056 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2058 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2060 (vmul_n_s16): Likewise.
2061 (vmul_n_s32): Likewise.
2062 (vmul_n_u16): Likewise.
2063 (vmul_n_u32): Likewise.
2064 (vmulq_n_f32): Likewise.
2065 (vmulq_n_f64): Likewise.
2066 (vmulq_n_s16): Likewise.
2067 (vmulq_n_s32): Likewise.
2068 (vmulq_n_u16): Likewise.
2069 (vmulq_n_u32): Likewise.
2071 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2073 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2074 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2076 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2078 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2079 to *aarch64_fma4_elt_from_dup<mode>.
2080 (*aarch64_fnma4_elt_to_128df): Rename to
2081 *aarch64_fnma4_elt_from_dup<mode>.
2082 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2083 (vfms_n_f32): Likewise.
2084 (vfms_n_f64): Likewise.
2085 (vfmsq_n_f32): Likewise.
2086 (vfmsq_n_f64): Likewise.
2088 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2090 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2092 2016-05-17 Richard Biener <rguenther@suse.de>
2094 PR tree-optimization/71132
2095 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2096 Only add control dependences for blocks in the loop.
2097 (build_rdg): Adjust.
2098 (generate_code_for_partition): Return whether loop should
2099 be destroyed and delay that.
2100 (distribute_loop): Likewise.
2101 (pass_loop_distribution::execute): Record loops to be destroyed
2102 and perform delayed destroying of loops.
2104 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2107 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2109 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2111 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2113 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2116 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2117 insertion point for instructions generated by validize_mem.
2119 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2121 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2124 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2126 * config/aarch64/aarch64.c
2127 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2128 rather than a macro.
2130 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2132 * doc/invoke.texi (AArch64 Options): Various updates.
2134 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2136 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2137 into instrumentation thunks.
2138 * cif-code.def (CIF_CHKP): New.
2140 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2144 2016-05-16 Martin Jambor <mjambor@suse.cz>
2146 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2147 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2149 2016-05-16 Marek Polacek <polacek@redhat.com>
2151 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2154 2016-05-16 Martin Jambor <mjambor@suse.cz>
2157 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2158 the outlined kernel function.
2160 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2162 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2163 (ISA_HAS_DLSA): Ditto.
2165 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2167 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2169 2016-05-16 Nathan Sidwell <nathan@acm.org>
2171 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2172 (nvptx_name_replacement): Restore. Add comment.
2173 (write_fn_proto, write_fn_proto_from_insn,
2174 nvptx_output_call_insn): Restore
2175 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2177 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2179 * config/aarch64/aarch64.md
2180 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2181 (add<mode>3_compareC_imm): Likewise.
2182 (<optab>si3_uxtw): Split into register and immediate variants.
2183 (andsi3_compare0_uxtw): Likewise.
2184 (and<mode>3_compare0): Likewise.
2185 (and<mode>3nr_compare0): Likewise.
2186 (stack_protect_test_<mode>): Don't use %x for memory operands.
2188 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2190 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2192 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2194 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2195 Split integer shifts into shift_reg and bfm.
2196 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2197 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2198 (ror<mode>3_insn): Likewise.
2199 (<optab>si3_insn_uxtw): Likewise.
2200 (<optab><mode>3_insn): Change to rotate_imm.
2201 (extr<mode>5_insn_alt): Likewise.
2202 (extrsi5_insn_uxtw): Likewise.
2203 (extrsi5_insn_uxtw_alt): Likewise.
2205 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2207 * doc/tm.texi: Regenerate.
2208 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2209 (TARGET_INVALID_RETURN_TYPE): Remove.
2210 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2211 TARGET_INVALID_RETURN_TYPE.
2212 * target.def (invalid_parameter_type): Remove.
2213 (invalid_return_type): Remove.
2215 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2217 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2218 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2220 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2222 (preserve_function_body_p): No need to preserve function body
2223 * cif-codes.def (CIF_THUNK): Remove.
2224 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2226 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2228 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2230 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2232 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2235 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2237 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2238 (inline_small_functions): Do not look for function symbol when
2241 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2243 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2246 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2247 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2248 Jiong Wang <jiong.wang@arm.com>
2250 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2251 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2252 Define __ARM_FP16_ARGS when appropriate.
2253 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2255 (arm_invalid_return_type): Likewise.
2256 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2257 (TARGET_INVALID_RETURN_TYPE): Remove.
2258 (aapcs_vfp_sub_candidate): Allow HFmode.
2259 (aapcs_vfp_allocate): Add comment. Support HFmode.
2260 (aapcs_vfp_allocate_return_reg): Likewise.
2261 (struct aapcs_cp_arg_layout): Slightly reword comments for
2262 is_return_candidate and allocate_return_reg.
2263 (output_mov_vfp): Update assert.
2264 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2266 (arm_invalid_parameter_type): Remove.
2267 (amr_invalid_return_type): Remove.
2268 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2269 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2270 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2272 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2274 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2275 * config/aarch64/arch64-protos.h
2276 (aarch64_legitimize_reload_address): Remove.
2277 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2280 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2282 * configure.ac: Add ACX_NONCANONICAL_HOST.
2283 * configure: Regenerate.
2284 * Makefile.in: Set host_noncanonical.
2286 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2289 * config/i386/i386.md (*movtf_internal): Before register allocation,
2290 do not allow FP constants for CM_MEDIUM memory model, allow only
2291 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2292 (*movxf_internal): Ditto.
2293 (*movdf_internal): Ditto.
2294 (*movsf_internal): Ditto.
2296 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2298 PR rtl-optimization/67483
2299 * combine.c (make_compound_operation): Don't call extract_left_shift
2300 with negative shift amounts.
2302 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2305 * fold-const.c (fold_checksum_tree): Allow modification
2306 of TYPE_ALIAS_SET during folding.
2308 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2309 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2310 (ix86_split_to_parts): Likewise. Fix up formatting.
2312 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2314 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2315 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2318 2016-05-13 Nathan Sidwell <nathan@acm.org>
2320 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2321 (nvptx_name_replacement): Delete.
2322 (write_fn_proto, write_fn_proto_from_insn,
2323 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2324 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2325 * langhooks.c (add_builtin_funcction_common): Call
2326 targetm.mangle_decl_assembler_name.
2328 * config/nvptx/nvptx.c (write_fn_proto): Handle
2329 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2331 2016-05-13 Martin Liska <mliska@suse.cz>
2333 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2334 and PRIu64 in printf format.
2336 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2338 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2341 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2343 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2344 Change --param max-completely-peeled-times to
2345 --param max-completely-peel-times in dump file printing.
2347 2016-05-13 Richard Biener <rguenther@suse.de>
2349 PR tree-optimization/42587
2350 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2351 (find_bswap_or_nop_1): Likewise.
2352 (bswap_replace): Likewise.
2354 2016-05-13 Martin Liska <mliska@suse.cz>
2356 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2357 Initialize a variable with default value.
2359 2016-05-13 Martin Liska <mliska@suse.cz>
2361 * doc/invoke.texi: Enhance explanation of error recovery
2364 2016-05-13 Martin Liska <mliska@suse.cz>
2366 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2367 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2368 (iv_inv_expr_ent *).
2369 (struct iv_inv_expr_ent): Comment struct fields.
2370 (sort_iv_inv_expr_ent): New function.
2371 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2372 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2373 a hash_map between iv_inv_expr_ent and number of usages.
2374 (niter_for_exit): Fix coding style.
2375 (tree_ssa_iv_optimize_init): Use renamed variable.
2376 (determine_base_object): Fix coding style.
2377 (alloc_iv): Likewise.
2378 (find_interesting_uses_outside): Likewise.
2379 (add_candidate_1): Likewise.
2380 (add_standard_iv_candidates): Likewise.
2381 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2382 (prepare_decl_rtl): Fix coding style.
2383 (get_address_cost): Likewise.
2384 (get_shiftadd_cost): Likewise.
2385 (force_expr_to_var_cost): Likewise.
2386 (compare_aff_trees): Likewise.
2387 (get_expr_id): Restructure the function.
2388 (get_loop_invariant_expr_id): Renamed to
2389 get_loop_invariant_expr.
2390 (get_computation_cost_at): Replace usage of inv_expr_id with
2392 (get_computation_cost): Likewise.
2393 (determine_group_iv_cost_generic): Likewise.
2394 (determine_group_iv_cost_address): Likewise.
2395 (iv_period): Fix coding style.
2396 (iv_elimination_compare_lt): Likewise.
2397 (may_eliminate_iv): Likewise.
2398 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2400 (determine_group_iv_costs): Dump invariant expressions.
2401 (iv_ca_recount_cost): Use the newly added hash_map.
2402 (iv_ca_set_remove_invariants): Fix coding style.
2403 (iv_ca_set_add_invariants): Fix coding style.
2404 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2406 (iv_ca_set_cp): Likewise.
2407 (iv_ca_new): Initialize the newly added hash_map and remove
2408 initialization of fields.
2409 (iv_ca_free): Delete the hash_map.
2410 (iv_ca_dump): Dump invariant expressions.
2411 (iv_ca_extend): Fix coding style.
2412 (try_add_cand_for): Likewise.
2413 (create_new_ivs): Dump information about # of avg iterations and
2414 # of used invariant expressions.
2415 (rewrite_use_compare): Fix coding style.
2416 (free_loop_data): Set default value for max_inv_expr_id.
2418 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2420 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2421 returned value cse_cfg_altered computation.
2422 (rest_of_handle_cse2): Likewise.
2423 (rest_of_handle_cse_after_global_opts): Likewise.
2425 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2428 * config/arm/arm.c (arm32_output_mi_thunk): New.
2429 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2430 to split Thumb1 vs TARGET_32BIT functionality.
2431 (arm_thumb1_mi_thunk): New.
2433 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2435 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2438 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2441 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2443 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2445 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2446 (expand_builtin_trap): Emit a regular call.
2447 (set_builtin_user_assembler_name): Remove obsolete cases.
2448 * dse.c (scan_insn): Adjust.
2449 * except.c: Include calls.h.
2450 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2451 emit a regular call to setjmp.
2452 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2453 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2454 (emit_block_move_via_libcall): Delete.
2455 (block_move_fn): Delete.
2456 (init_block_move_fn): Likewise.
2457 (emit_block_move_libcall_fn): Likewise.
2458 (emit_block_op_via_libcall): New function.
2459 (set_storage_via_libcall): Tidy up and use memset builtin.
2460 (block_clear_fn): Delete.
2461 (init_block_clear_fn): Likewise.
2462 (clear_storage_libcall_fn): Likewise.
2463 (expand_assignment): Call emit_block_move_via_libcall.
2464 Do not include gt-expr.h.
2465 * expr.h (emit_block_op_via_libcall): Declare.
2466 (emit_block_copy_via_libcall): New inline function.
2467 (emit_block_move_via_libcall): Likewise.
2468 (emit_block_comp_via_libcall): Likewise.
2469 (block_clear_fn): Delete.
2470 (init_block_move_fn): Likewise.
2471 (init_block_clear_fn): Likewise.
2472 (emit_block_move_via_libcall): Likewise.
2473 (set_storage_via_libcall): Add default parameter value.
2474 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2475 (abort_libfunc): Delete.
2476 (memcpy_libfunc): Likewise.
2477 (memmove_libfunc): Likewise.
2478 (memcmp_libfunc): Likewise.
2479 (memset_libfunc): Likewise.
2480 (setbits_libfunc): Likewise.
2481 (setjmp_libfunc): Likewise.
2482 (longjmp_libfunc): Likewise.
2483 (profile_function_entry_libfunc): Likewise.
2484 (profile_function_exit_libfunc): Likewise.
2485 (gcov_flush_libfunc): Likewise.
2486 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2487 and DECL_VISIBILITY on the declaration.
2488 (init_optabs): Do not initialize obsolete libfuncs.
2489 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2490 * tree-core.h (ECF_RET1): Define.
2491 (ECF_TM_PURE): Adjust.
2492 (ECF_TM_BUILTIN): Likewise.
2493 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2494 (build_common_builtin_nodes): Initialize abort builtin.
2495 Add ECF_RET1 on memcpy, memmove and memset builtins.
2496 Pass final flags for alloca and alloca_with_align builtins.
2497 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2499 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2500 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2501 set_storage_via_libcall and call emit_block_copy_via_libcall.
2503 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2506 DImode before it is passed to ix86_output_call_operand.
2507 (*call_value_got_x32): Ditto for operand 1.
2509 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2511 PR rtl-optimization/70904
2512 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2513 reload for wide mode.
2515 2016-05-12 Marek Polacek <polacek@redhat.com>
2518 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2519 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2520 * langhooks.h (incomplete_type_error): Likewise.
2521 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2522 parameter, pass it down to incomplete_type_error.
2523 * tree.h (size_in_bytes): New inline overload.
2524 (size_in_bytes_loc): Renamed from size_in_bytes.
2526 2016-05-12 Richard Biener <rguenther@suse.de>
2528 PR tree-optimization/71059
2529 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2530 nary before looking up or entering the expression into the VN
2532 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2533 Make sure to re-use NARYs without result as inserted by
2536 2016-05-12 Richard Biener <rguenther@suse.de>
2538 PR tree-optimization/71062
2539 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2541 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2542 vars_contains_restrict if the var is a restrict tag.
2543 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2544 do not disambiguate pointers against it.
2545 (dump_points_to_solution): Re-structure and adjust for new
2546 vars_contains_restrict flag.
2547 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2549 2016-05-12 Martin Liska <mliska@suse.cz>
2551 * doc/invoke.texi: Explain connection between
2552 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2554 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2556 PR tree-optimization/71006
2557 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2558 consider COND_EXPR as a mask producer.
2560 2016-05-12 Marek Polacek <polacek@redhat.com>
2563 * opts.c (common_handle_option): Detect missing argument for --help^.
2565 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2568 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2569 when popping the PC and within an interrupt handler routine.
2570 Add missing tab to output of "ldmfd".
2571 (output_return_instruction): Output LDMFD with SP update rather
2572 than POP when returning from interrupt handler.
2574 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2576 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2577 TARGET_64BIT && TARGET_AVX512DQ.
2578 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2579 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2580 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2581 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2582 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2583 (*vec_extractv4si_zext): Add avx512dq alternative.
2584 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2585 use v instead of x constraint in other alternatives where possible.
2587 * config/i386/sse.md (sse2_loadld): Use v instead of x
2588 constraint in alternatives 0,1,4.
2590 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2591 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2592 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2595 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2596 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2597 is not emitted unless TARGET_AVX512BW.
2598 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2599 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2600 for the result operand.
2602 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2603 constraint instead of x in avx alternatives. Use maybe_evex instead
2606 * config/i386/constraints.md (Yv): New constraint.
2607 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2608 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2609 * config/i386/i386.md (avx512fvecmode): New mode attr.
2610 (*pushtf): Use v constraint instead of x.
2611 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2612 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2613 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2614 (*absnegtf2_sse): Likewise.
2615 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2616 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2617 avx512f alternatives.
2618 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2620 2016-05-12 Richard Biener <rguenther@suse.de>
2622 PR tree-optimization/71060
2623 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2624 require exact match of DR_BASE_OBJECT but only matching address and
2627 2016-05-12 Richard Biener <rguenther@suse.de>
2629 PR tree-optimization/70986
2630 * cfganal.c: Include cfgloop.h.
2631 (dfs_find_deadend): Prefer to take edges exiting loops.
2633 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2635 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2636 compile and run time.
2638 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2641 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2643 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.c (legitimize_pic_address): Use
2646 copy_to_suggested_reg instead of gen_movsi.
2648 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2650 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2651 the code into quad_address_p and call it to share code with
2652 vsx_quad_dform_memory_operand.
2653 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2655 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2656 bit instead of being a separate word. Split -mpower9-dform into
2657 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2658 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2659 for the register class supporting 128-bit quad word memory offsets.
2660 (mode_supports_vsx_dform_quad): Helper function to return if the
2661 register class uses quad word memory offsets.
2662 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2663 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2664 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2665 instructions are enabled, set up the appropriate addr_masks for
2667 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2668 -mpower9-dform-scalar, instead of -mpower9-dform.
2669 (rs6000_option_override_internal): Split -mpower9-dform into two
2670 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2671 -mpower9-dform switch sets or clears both. If we are not using
2672 the LRA register allocator, do not enable -mpower9-dform-vector by
2673 default. If we are using LRA, enable -mpower9-dform-vector and
2674 -mvsx-timode if it is appropriate. Issue a warning if either
2675 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2677 (quad_address_offset_p): New helper function to return if the
2678 offset is legal for quad word memory instructions.
2679 (quad_address_p): New function to determin if GPR or vector
2680 register quad word memory addresses are legal.
2681 (mem_operand_gpr): Validate quad word address offsets.
2682 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2683 d-form (register + offset) instructions.
2684 (offsettable_ok_by_alignment): Likewise.
2685 (rs6000_legitimate_offset_address_p): Likewise.
2686 (legitimate_lo_sum_address_p): Likewise.
2687 (rs6000_legitimize_address): Likewise.
2688 (rs6000_legitimize_reload_address): Add more debug statements for
2690 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2691 d-form instructions.
2692 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2693 d-form instructions. Distinguish different cases in debug
2694 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2695 d-form instructions.
2696 (rs6000_preferred_reload_class): Likewise.
2697 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2698 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2699 of the ISA 2.06 indexed memory instructions.
2700 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2701 use them to save/restore the saved vector registers instead of
2702 using Altivec instructions.
2703 (rs6000_emit_epilogue): Likewise.
2704 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2705 (rs6000_opt_masks): Split -mpower9-dform into
2706 -mpower9-dform-scalar and -mpower9-dform-vector.
2707 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2709 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2710 ISA 3.0 vector indexed memory instructions, and fold the code into
2711 the normal mov<mode> patterns.
2712 (p9_vecstore_<mode>): Likewise.
2713 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2715 (vsx_movti_64bit): Likewise.
2716 (vsx_movti_32bit): Likewise.
2717 * config/rs6000/constraints.md (wO constraint): New constraint for
2718 ISA 3.0 vector d-form support.
2719 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2720 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2721 include -mpower9-dform-vector until we switch over to LRA.
2722 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2723 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2724 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2725 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2726 for -mpower9-dform and -mlra.
2727 * doc/md.texi (wO constraint): Document wO constraint.
2729 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2731 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2732 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2733 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2734 Move handling of non-insn arguments inline into the sole user:
2735 (output_trans_func): ...here.
2736 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2737 in emitted function prototype.
2738 (output_internal_insn_latency_func): Ditto. Simplify.
2739 (output_internal_maximal_insn_latency_func): Ditto. Delete
2740 always-unused argument.
2741 (output_insn_latency_func): Ditto.
2742 (output_maximal_insn_latency_func): Ditto.
2744 2016-05-11 Richard Biener <rguenther@suse.de>
2746 PR tree-optimization/71055
2747 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2748 sth with precision not equal to access size verify we don't chop
2751 2016-05-11 Richard Biener <rguenther@suse.de>
2754 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2755 (dwarf2out_finish): Move retry_incomplete_types call ...
2756 (dwarf2out_early_finish): ... here.
2758 2016-05-11 Richard Biener <rguenther@suse.de>
2761 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2762 if the langhook insists on it.
2763 * fold-const.c (make_bit_field_ref): Add arg for the original
2764 reference and preserve its alias-set.
2765 (decode_field_reference): Take exp by reference and adjust it
2766 to the original memory reference.
2767 (optimize_bit_field_compare): Adjust callers.
2768 (fold_truth_andor_1): Likewise.
2769 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2771 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2774 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2775 * cfgrtl.c (delete_insn_and_edges): Likewise.
2776 * config/i386/i386.c (convert_scalars_to_vector): Remove
2778 * cse.c (cse_insn): Compute cse_cfg_altered.
2779 (delete_trivially_dead_insns): Likewise.
2780 (cse_cc_succs): Likewise.
2781 (rest_of_handle_cse): Free dominance info if required.
2782 (rest_of_handle_cse2): Likewise.
2783 (rest_of_handle_cse_after_global_opts): Likewise.
2785 2016-05-11 Alan Modra <amodra@gmail.com>
2787 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2788 abi_v4_pass_in_fpr): New functions.
2789 (rs6000_function_arg_boundary): Exclude complex IBM long double
2790 from 64-bit alignment when ABI_V4.
2791 (rs6000_function_arg, rs6000_function_arg_advance_1,
2792 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2794 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2796 PR rtl-optimization/71028
2797 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2798 jump with just a return in the fallthrough block if the branch
2799 block contains just a return as well.
2801 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2803 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2804 * match.pd ((X & Y) ^ Y): ... this.
2805 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2806 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2808 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2810 * read-md.c (require_char_ws): New function.
2811 (read_string): Simplify using require_char_ws.
2812 (handle_constants): Likewise.
2813 (handle_enum): Likewise.
2814 (handle_file): Likewise.
2815 * read-md.h (require_char_ws): New declaration.
2816 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2817 (read_mapping): Likewise.
2818 (read_rtx_code): Likewise.
2819 (read_nested_rtx): Likewise.
2821 2016-05-10 James Norris <jnorris@codesourcery.com>
2823 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2824 if offloading is enabled and -fopenacc or -fopenmp is specified.
2825 (CRTOFFLOADEND): Likewise.
2826 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2827 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2829 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2832 gotoff_operand code paths. Use copy_to_suggested_regs and
2833 expand_simple_binop where appropriate. Cleanup.
2835 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2838 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2840 (dimode_scalar_chain::vector_const_cost): New.
2841 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2842 (dimode_scalar_chain::convert_op): Likewise.
2843 (dimode_scalar_chain::convert_insn): Likewise.
2845 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2847 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2848 unary operation, not a binary one.
2850 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2853 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2854 calls with type casted fndecl.
2856 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2858 PR tree-optimization/70786
2859 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2860 * calls.c (initialize_argument_information): Bind bounds
2861 with corresponding args passed by reference.
2863 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2866 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2867 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2868 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2871 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2874 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2875 code for a zero scale factor.
2876 (vsx_xvcvdpuxds_scale): Likewise.
2878 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2880 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2881 if show_ruler_p was set on the context.
2882 (layout::show_ruler): New method.
2883 * diagnostic.h (struct diagnostic_context): Add field
2886 2016-05-10 Richard Biener <rguenther@suse.de>
2888 PR tree-optimization/71039
2889 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2890 (chk_uses): New function.
2891 (propagate_with_phi): Verify we can safely replicate the lhs of an
2892 aggregate assignment on all incoming edges.
2894 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2896 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2898 (rx_atomic_sequence): New class.
2899 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2900 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2902 (rx_atomic_sequence::rx_atomic_sequence,
2903 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2904 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2905 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2906 CTRLREG_INTB): New constants.
2907 (FETCHOP): New code iterator.
2908 (fethcop_name, fetchop_name2): New iterator code attributes.
2909 (QIHI): New mode iterator.
2910 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2911 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2912 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2914 2016-05-10 Martin Liska <mliska@suse.cz>
2916 * tree-inline.c (remap_dependence_clique): Do not remap
2917 debugging statements.
2919 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2921 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2922 ("*fixuns_truncdfdi2_z13")
2923 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2924 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2925 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2927 2016-05-10 Richard Biener <rguenther@suse.de>
2929 PR tree-optimization/70497
2930 PR tree-optimization/28367
2931 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2933 (visit_reference_op_load): ... here.
2934 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2935 with simplified BIT_FIELD_REFs.
2936 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2937 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2940 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2942 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2943 documentation comment. For BLOCK nodes, add a
2944 DW_AT_abstract_origin attribute that points to the DIE generated
2945 for the origin BLOCK.
2946 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2947 blocks from inlined functions.
2949 2016-05-10 Alan Modra <amodra@gmail.com>
2952 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2953 regrename modifying insns saving lr before __morestack call.
2954 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2955 insns restoring lr after __morestack call.
2957 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2959 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2960 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2962 * config/i386/sse.md (vec_interleave_high<mode>,
2963 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2964 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2966 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2968 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2969 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2970 parallel reassociation for power8 and forward.
2972 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2974 * config/i386/i386.md (absneg splitters with general regs): Use
2975 general_reg_operand predicate.
2976 (btsq peephole2): Use x86_64_immediate_operand to check if new
2977 value is suitable for immediate operand. Generate emitted insn
2978 using RTL expressions.
2979 (btcq peephole2): Ditto.
2980 (btrq peephole2): Ditto. Generate correct immediate operand
2983 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2985 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2988 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2990 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2991 pointer dereference.
2993 2016-05-09 Richard Biener <rguenther@suse.de>
2995 PR tree-optimization/70985
2996 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2997 op0 isn't a gimple register.
2999 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3001 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3002 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3003 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3004 (i6400_fpu_mult): New cpu units.
3005 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3006 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3007 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3008 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3009 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3010 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3011 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3012 (i6400_msa_long_float4, i6400_msa_long_float5)
3013 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3014 (i6400_msa_fdiv_sf): New reservations.
3015 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3016 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3017 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3018 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3019 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3020 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3021 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3022 (msa_short_store4, msa_long_load, msa_short_store)
3023 (msa_long_logic, msa_long_float2, msa_long_float4)
3024 (msa_long_float5, msa_long_float8, msa_long_mult)
3025 (msa_long_fdiv, msa_long_div): New reservations.
3027 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3028 Sameera Deshpande <sameera.deshpande@imgtec.com>
3029 Matthew Fortune <matthew.fortune@imgtec.com>
3030 Graham Stott <graham.stott@imgtec.com>
3031 Chao-ying Fu <chao-ying.fu@imgtec.com>
3033 * config.gcc: Add MSA header file for mips*-*-* target.
3034 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3035 (Ubv8i, Urv8): New constraints.
3036 * config/mips/mips-ftypes.def: Add function types for MSA
3038 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3039 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3040 * config/mips/mips-msa.md: New file.
3041 * config/mips/mips-protos.h
3042 (mips_split_128bit_const_insns): New prototype.
3043 (mips_msa_idiv_insns): Likewise.
3044 (mips_split_128bit_move): Likewise.
3045 (mips_split_128bit_move_p): Likewise.
3046 (mips_split_msa_copy_d): Likewise.
3047 (mips_split_msa_insert_d): Likewise.
3048 (mips_split_msa_fill_d): Likewise.
3049 (mips_expand_msa_branch): Likewise.
3050 (mips_const_vector_same_val_p): Likewise.
3051 (mips_const_vector_same_bytes_p): Likewise.
3052 (mips_const_vector_same_int_p): Likewise.
3053 (mips_const_vector_shuffle_set_p): Likewise.
3054 (mips_const_vector_bitimm_set_p): Likewise.
3055 (mips_const_vector_bitimm_clr_p): Likewise.
3056 (mips_msa_vec_parallel_const_half): Likewise.
3057 (mips_msa_output_division): Likewise.
3058 (mips_ldst_scaled_shift): Likewise.
3059 (mips_expand_vec_cond_expr): Likewise.
3060 * config/mips/mips.c (enum mips_builtin_type): Add
3061 MIPS_BUILTIN_MSA_TEST_BRANCH.
3062 (mips_gen_const_int_vector_shuffle): New prototype.
3063 (mips_const_vector_bitimm_set_p): New function.
3064 (mips_const_vector_bitimm_clr_p): Likewise.
3065 (mips_const_vector_same_val_p): Likewise.
3066 (mips_const_vector_same_bytes_p): Likewise.
3067 (mips_const_vector_same_int_p): Likewise.
3068 (mips_const_vector_shuffle_set_p): Likewise.
3069 (mips_symbol_insns): Forbid loading symbols via immediate for
3071 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3073 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3075 (mips_lx_address_p): Add support load indexed address for MSA.
3076 (mips_address_insns): Add calculation of instructions needed for
3077 stores and loads for MSA.
3078 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3079 CONST_VECTOR for MSA and let it fall through.
3080 (mips_ldst_scaled_shift): New function.
3081 (mips_subword_at_byte): Likewise.
3082 (mips_msa_idiv_insns): Likewise.
3083 (mips_legitimize_move): Validate MSA moves.
3084 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3085 calculation of costs for MSA division.
3086 (mips_split_move_p): Check if MSA moves need splitting.
3087 (mips_split_move): Split MSA moves if necessary.
3088 (mips_split_128bit_move_p): New function.
3089 (mips_split_128bit_move): Likewise.
3090 (mips_split_msa_copy_d): Likewise.
3091 (mips_split_msa_insert_d): Likewise.
3092 (mips_split_msa_fill_d): Likewise.
3093 (mips_output_move): Handle MSA moves.
3094 (mips_expand_msa_branch): New function.
3095 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3096 Reinstate 'y' modifier.
3097 (mips_file_start): Add MSA .gnu_attribute.
3098 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3100 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3101 (mips_class_max_nregs): Add register size for MSA supported mode.
3102 (mips_cannot_change_mode_class): Allow conversion between MSA
3103 vector modes and TImode.
3104 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3106 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3107 (mips_preferred_simd_mode): Add preffered modes for MSA.
3108 (mips_vector_mode_supported_p): Add MSA supported modes.
3109 (mips_autovectorize_vector_sizes): New function.
3110 (mips_msa_output_division): Likewise.
3111 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3112 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3113 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3114 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3115 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3116 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3117 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3118 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3119 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3120 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3121 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3122 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3123 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3124 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3125 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3126 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3127 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3128 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3129 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3130 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3131 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3132 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3133 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3134 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3135 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3136 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3137 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3138 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3139 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3140 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3141 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3142 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3143 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3144 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3145 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3146 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3147 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3148 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3149 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3150 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3151 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3152 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3153 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3154 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3155 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3156 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3157 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3158 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3159 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3160 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3161 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3162 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3163 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3164 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3165 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3166 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3167 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3168 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3169 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3170 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3171 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3172 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_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_srl_b, CODE_FOR_msa_srl_h)
3175 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3176 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3177 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3178 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3179 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3180 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3181 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3182 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3183 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3184 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3185 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3186 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3187 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3188 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3189 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3190 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3191 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3192 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3193 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3194 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3195 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3196 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3197 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3198 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3199 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3200 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3201 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3202 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3203 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3204 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3205 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3206 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3207 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3208 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3209 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3210 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3211 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3212 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3213 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3214 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3215 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3216 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3217 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3218 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3219 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3220 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3221 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3222 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3223 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3224 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3225 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3226 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3227 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3228 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3229 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3230 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3231 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3232 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3233 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3234 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3235 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3236 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3237 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3238 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3239 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3240 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3241 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3242 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3243 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3244 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3245 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3246 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3247 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3248 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3249 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3250 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3251 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3252 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3253 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3254 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3255 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3256 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3257 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3258 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3259 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3260 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3261 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3263 (mips_get_builtin_decl_index): New array.
3264 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3265 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3266 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3267 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3268 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3270 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3272 (mips_expand_builtin_insn): Prepare operands for
3273 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3274 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3275 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3276 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3277 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3278 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3279 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3280 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3281 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3282 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3283 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3284 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3285 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3286 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3287 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3288 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3289 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3290 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3291 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3292 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3293 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3294 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3295 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3296 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3297 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3298 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3299 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3300 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3301 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3302 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3303 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3304 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3305 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3306 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3307 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3308 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3309 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3310 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3311 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3312 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3313 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3314 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3315 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3316 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3317 These are set implicitly and an error is reported if overridden.
3318 (mips_expand_builtin_msa_test_branch): New function.
3319 (mips_expand_msa_shuffle): Likewise.
3320 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3321 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3322 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3323 (mips_expand_vec_unpack): Add support for MSA.
3324 (mips_expand_vector_init): Likewise.
3325 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3326 instead of const0_rtx.
3327 (mips_msa_vec_parallel_const_half): New function.
3328 (mips_gen_const_int_vector): Likewise.
3329 (mips_gen_const_int_vector_shuffle): Likewise.
3330 (mips_expand_msa_cmp): Likewise.
3331 (mips_expand_vec_cond_expr): Likewise.
3332 * config/mips/mips.h
3333 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3334 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3336 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3337 (ISA_HAS_MSA): New macro.
3338 (UNITS_PER_MSA_REG): Likewise.
3339 (BITS_PER_MSA_REG): Likewise.
3340 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3341 (MSA_REG_FIRST): New macro.
3342 (MSA_REG_LAST): Likewise.
3343 (MSA_REG_NUM): Likewise.
3344 (MSA_REG_P): Likewise.
3345 (MSA_REG_RTX_P): Likewise.
3346 (MSA_SUPPORTED_MODE_P): Likewise.
3347 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3348 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3349 * config/mips/mips.md: Include mips-msa.md.
3350 (alu_type): Add simd_add.
3351 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3352 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3353 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3354 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3355 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3356 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3357 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3358 simd_move, simd_load, simd_store. Choose "multi" for moves
3360 (qword_mode): New attribute.
3361 (insn_count): Add instruction count for quad moves.
3362 Increase the count for MIPS SIMD division.
3363 (UNITMODE): Add UNITMODEs for vector types.
3364 (addsub): New code iterator.
3365 * config/mips/mips.opt (mmsa): New option.
3366 * config/mips/msa.h: New file.
3367 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3369 * config/mips/mti-linux.h: Likewise.
3370 * config/mips/predicates.md
3371 (const_msa_branch_operand): New constraint.
3372 (const_uimm3_operand): Likewise.
3373 (const_uimm4_operand): Likewise.
3374 (const_uimm5_operand): Likewise.
3375 (const_uimm8_operand): Likewise.
3376 (const_imm5_operand): Likewise.
3377 (aq10b_operand): Likewise.
3378 (aq10h_operand): Likewise.
3379 (aq10w_operand): Likewise.
3380 (aq10d_operand): Likewise.
3381 (const_m1_operand): Likewise.
3382 (reg_or_m1_operand): Likewise.
3383 (const_exp_2_operand): Likewise.
3384 (const_exp_4_operand): Likewise.
3385 (const_exp_8_operand): Likewise.
3386 (const_exp_16_operand): Likewise.
3387 (const_vector_same_val_operand): Likewise.
3388 (const_vector_same_simm5_operand): Likewise.
3389 (const_vector_same_uimm5_operand): Likewise.
3390 (const_vector_same_uimm6_operand): Likewise.
3391 (const_vector_same_uimm8_operand): Likewise.
3392 (par_const_vector_shf_set_operand): Likewise.
3393 (reg_or_vector_same_val_operand): Likewise.
3394 (reg_or_vector_same_simm5_operand): Likewise.
3395 (reg_or_vector_same_uimm6_operand): Likewise.
3396 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3398 * doc/invoke.texi (-mmsa): Document new option.
3400 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3402 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3403 * configure: Regenerate.
3404 * config.in: Regenerate.
3405 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3407 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3408 (ENDFILE_VTV_SPEC): Define.
3410 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3412 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3413 registers in all interrupt handlers if necessary.
3414 (rl78_option_override): Add warning.
3415 (MUST_SAVE_MDUC_REGISTERS): New macro.
3416 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3417 * config/rl78/rl78.c (check_mduc_usage): New function.
3418 (mduc_regs): New structure to hold MDUC register data.
3419 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3420 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3421 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3422 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3423 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3424 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3426 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3428 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3429 (tree-ssa-loop-niter.h): Ditto.
3430 (idx_within_array_bound, ref_within_array_bound): New functions.
3431 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3432 Factor out check on writable base object to ...
3433 (base_object_writable): ... here.
3435 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3437 * config/arm/arm.md (probe_stack): Add modes to set source
3440 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3442 * regrename.c (base_reg_class_for_rename): New static function.
3443 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3445 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3447 * cgraph.c (thunk_adjust): Export.
3448 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3449 * cgraphunit.c (thunk_adjust): Export.
3450 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3452 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3454 * tree-inline.c (expand_call_inline): Expand thunks inline.
3456 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3460 (*sse2_vd_cvtss2sd): Ditto.
3461 * config/i386/i386.md
3462 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3463 Generate *sse2_vd_cvtsd2ss pattern.
3464 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3465 Generate *sse2_vd_cvtss2sd pattern.
3467 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3469 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3470 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3473 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3475 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3476 * config/sh/sh.c: Define and declare variables on first use throughout
3478 (current_function_interrupt): Change to bool type.
3479 (frame_insn): Rename to emit_frame_insn and update users.
3480 (push_regs): Use bool for 'interrupt_handler' argument.
3481 (save_schedule_s): Remove.
3482 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3483 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3484 targetm.asm_out.unaligned_op.di.
3485 (gen_far_branch): Remove redundant forward declaration.
3486 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3487 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3488 (sh_set_return_address, sh_function_ok_for_sibcall,
3489 scavenge_reg): Update comments.
3490 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3491 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3492 (sh_attr_renesas_p): Remove unnecessary parentheses.
3493 (branch_dest): Simplify.
3494 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3495 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3496 (CUMULATIVE_ARGS): Change macro to typedef.
3497 (current_function_interrupt): Change to bool type.
3498 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3499 Surround with __cplusplus ifdef.
3500 (sh_compare_op0, sh_compare_op1): Remove.
3501 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3503 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3505 * config/arm/arm.md: (arch): Add neon.
3506 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3507 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3508 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3509 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3510 attributes for alt renumbering. Mark alt 3 as non-predicable.
3511 (thumb2_movdf_vfp): Likewise.
3513 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3515 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3516 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3517 (*andqi_1): Add preferred_for_speed attribute to disparage
3518 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3519 (*<code>qi_1): Ditto.
3520 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3521 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3522 (*ashlqi3_1): Ditto.
3523 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3524 Add preferred_for_size attribute to disparage alternative 0 and
3525 preferred_for_speed attribute to disparage alternative 1 for
3526 TARGET_PARTIAL_REG_STALL targets.
3528 2016-05-07 Tom de Vries <tom@codesourcery.com>
3530 PR tree-optimization/70956
3531 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3534 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3536 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3537 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3538 * config/sh/sh.md (branch_zero): Remove define_attr.
3539 (define_delay): Disable delay slot if branch distance is one insn.
3541 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.md (LEAMODE): New mode attribute.
3544 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3545 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3546 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3547 operand 2 predicate.
3548 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3549 (*lea<mode>_general_3): Ditto.
3550 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3552 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3554 * genmddump.c (main): Convert argv from char ** to const char **.
3556 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3558 * coretypes.h (OVERRIDE): New macro.
3561 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3563 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3564 allow coalescing if the types are compatible.
3566 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3568 * pass_manager.h (pass_manager::register_pass_name): New method.
3569 (pass_manager::get_pass_by_name): New method.
3570 (pass_manager::create_pass_tab): New method.
3571 (pass_manager::m_name_to_pass_map): New field.
3572 * passes.c (name_to_pass_map): Delete global in favor of field
3573 "m_name_to_pass_map" of pass_manager.
3574 (register_pass_name): Rename from a function to...
3575 (pass_manager::register_pass_name): ...this method, updating
3576 for renaming of global "name_to_pass_map" to field
3577 "m_name_to_pass_map".
3578 (create_pass_tab): Rename from a function to...
3579 (pass_manager::create_pass_tab): ...this method, updating
3580 for renaming of global "name_to_pass_map" to field.
3581 (get_pass_by_name): Rename from a function to...
3582 (pass_manager::get_pass_by_name): ...this method.
3583 (enable_disable_pass): Convert use of get_pass_by_name to
3584 a method call, locating the pass_manager singleton.
3586 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3588 * genattr-common.c (main): Convert argv from char ** to const char **.
3589 * genattr.c (main): Likewise.
3590 * genattrtab.c (main): Likewise.
3591 * genautomata.c (initiate_automaton_gen): Likewise.
3593 * gencodes.c (main): Likewise.
3594 * genconditions.c (main): Likewise.
3595 * genconfig.c (main): Likewise.
3596 * genconstants.c (main): Likewise.
3597 * genemit.c (main): Likewise.
3598 * genenums.c (main): Likewise.
3599 * genextract.c (main): Likewise.
3600 * genflags.c (main): Likewise.
3601 * genmddeps.c (main): Likewise.
3602 * genopinit.c (main): Likewise.
3603 * genoutput.c (main): Likewise.
3604 * genpeep.c (main): Likewise.
3605 * genpreds.c (main): Likewise.
3606 * genrecog.c (main): Likewise.
3607 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3608 (init_rtx_reader_args): Likewise.
3609 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3610 (init_rtx_reader_args): Likewise.
3611 * gentarget-def.c (main): Likewise.
3612 * read-md.c (read_md_files): Likewise.
3613 * read-md.h (read_md_files): Likewise.
3615 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3618 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3619 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3620 Remove unused predicate.
3621 (register_and_not_fp_reg_operand): Ditto.
3623 2016-05-06 Martin Liska <mliska@suse.cz>
3625 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3626 instead of vec as the vector is local to the function.
3628 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3630 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3631 avx512bw alternative.
3633 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3634 before the ashr<mode>3 pattern.
3636 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3637 v instead of x in vex or maybe_vex alternatives, use
3638 maybe_evex instead of vex in prefix.
3640 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3641 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3642 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3643 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3646 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3647 v instead of x in vex or maybe_vex alternatives, use
3648 maybe_evex instead of vex in prefix.
3650 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3651 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3652 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3653 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3654 alternatives, use maybe_evex instead of vex in prefix.
3656 * config/i386/sse.md (vec_interleave_lowv4sf,
3657 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3658 v instead of x in vex or maybe_vex alternatives, use
3659 maybe_evex instead of vex in prefix.
3661 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3662 v instead of x in vex or maybe_vex alternatives, use
3663 maybe_evex instead of vex in prefix.
3665 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3666 v constraint instead of x.
3668 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3670 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3671 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3674 2016-05-06 Richard Biener <rguenther@suse.de>
3676 PR tree-optimization/70948
3677 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3678 Properly clobber all fields of va_list for __builtin_va_start.
3680 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3683 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3684 loop latch destination.
3686 2016-05-06 Martin Liska <mliska@suse.cz>
3688 * tree-ssa-uninit.c: Apply manual changes
3689 to the GNU coding style.
3690 (prune_uninit_phi_opnds): Rename from
3691 prune_uninit_phi_opnds_in_unrealizable_paths.
3693 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3695 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3696 mspace): Remove deprecated options.
3697 * doc/invoke.texi (SH options): Remove -mspace.
3699 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3701 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3703 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3705 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3706 corresponding combine split pattern.
3708 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3711 * config/sh/predicates.md (long_displacement_mem_operand): New.
3712 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3713 Add movi20, movi20s alternatives. Adjust length attribute for
3715 (movsi_ie): Allow for any FPU. Adjust length attribute for
3717 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3718 attribute for alternatives.
3719 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3720 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3721 length attribute for alternatives.
3723 2016-05-06 Richard Biener <rguenther@suse.de>
3725 PR tree-optimization/70960
3726 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3728 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3731 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3732 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3734 2016-05-06 Marek Polacek <polacek@redhat.com>
3737 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3739 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3742 * config/sh/sh.md (*rotcr): Add another variant.
3744 2016-05-06 Richard Biener <rguenther@suse.de>
3747 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3749 2016-05-06 Richard Biener <rguenther@suse.de>
3752 * fold-const.c (split_tree): Always convert to the original type
3755 2016-05-06 Richard Biener <rguenther@suse.de>
3757 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3758 (fwprop_addr): Likewise.
3760 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3763 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3765 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3766 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3767 the splitter condition.
3768 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3769 the splitter condition.
3770 (FP float_extend load splitter): Ditto.
3772 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3775 to REGNO in all peephole2 patterns.
3776 (post-reload splitters): Change true_regnum to REGNO in
3777 post-reload splitters.
3778 (zero_extend splitters): Use general_reg_operand and
3779 nonimmediate_gr_operand predicates.
3781 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3783 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3784 v constraint instead of x.
3786 2016-05-05 Alan Modra <amodra@gmail.com>
3789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3790 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3791 TARGET_NO_FP_IN_TOC for -mrelocatable.
3792 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3793 TARGET_RELOCATABLE test.
3794 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3795 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3796 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3797 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3798 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3799 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3800 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3801 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3802 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3803 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3805 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3806 (rs6000_stack_info): Likewise.
3807 (rs6000_elf_asm_out_constructor): Likewise.
3808 (rs6000_elf_asm_out_destructor): Likewise.
3809 (rs6000_elf_declare_function_name): Likewise.
3810 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3811 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3814 2016-05-05 Alan Modra <amodra@gmail.com>
3816 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3818 2016-05-05 Alan Modra <amodra@gmail.com>
3820 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3821 out-of-line gpr restore for one or two regs if that would add
3824 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3827 * config/i386/i386.md
3828 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3829 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3830 as operand 0 predicate.
3831 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3833 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3834 Ditto. Emit the pattern using RTX.
3836 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3837 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3838 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3839 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3841 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3842 sse_reg_operand as operand 0 predicate.
3844 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3845 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3846 instead of gen_rtx_REG.
3847 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3850 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3852 * function.c (emit_use_return_register_into_block): Delete.
3853 (gen_return_pattern): Delete.
3854 (emit_return_into_block): Delete.
3855 (active_insn_between): Delete.
3856 (convert_jumps_to_returns): Delete.
3857 (emit_return_for_exit): Delete.
3858 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3859 simple_return for shrink-wrapped blocks.
3860 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3861 end of blocks that need one.
3862 (get_unconverted_simple_return): Delete.
3863 (convert_to_simple_return): Delete.
3864 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3865 (convert_to_simple_return): Ditto.
3867 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3869 * cfgcleanup.c (bb_is_just_return): New function.
3870 (try_optimize_cfg): Simplify jumps to return, branches to return,
3871 and branches around return.
3873 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3875 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3878 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3882 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3883 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3884 assert flags & OEP_HASH_CHECK, instead of asserting it
3885 never happens. Handle TARGET_EXPR.
3886 * fold-const.c (operand_equal_p): For hash verification,
3887 or in OEP_HASH_CHECK into flags.
3889 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3891 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3893 (compute_samebase_partition_bases): Fix typo.
3895 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3897 * config/i386/sse.md (vec_interleave_highv8sf,
3898 vec_interleave_lowv8sf, vec_interleave_highv4df,
3899 vec_interleave_lowv4df): Remove constraints from expanders.
3901 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3903 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3905 * tree-inline.c (expand_call_inline): Fix path dealing with
3906 making lhs of call statement undefined.
3908 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3910 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3911 Check availability on NODE, too.
3912 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3913 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3914 (varpool_node::call_for_symbol_and_aliase): Likewise.
3915 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3916 (propagate_pure_const): Propagate across interposable functions, too.
3917 (skip_function_for_local_pure_const): Do not skip interposable bodies
3919 (pass_local_pure_const::execute): Update.
3921 2016-05-04 Marek Polacek <polacek@redhat.com>
3923 * doc/invoke.texi: Document -Wdangling-else.
3925 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3927 * config.gcc: Error out when conflicting multilib is detected. Do not
3928 loop over multilibs since no combination is legal.
3930 2016-05-04 Alan Modra <amodra@gmail.com>
3932 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3933 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3934 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3937 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3939 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3940 Clean up p5600 comments.
3942 2016-05-04 Richard Biener <rguenther@suse.de>
3944 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3945 constructor simplifications.
3946 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3948 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3950 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3951 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3952 result.set_rtx is null instead of aborting.
3953 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3955 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3956 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3957 *mov<mode>_store_postinc): New patterns.
3959 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3961 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3962 as commutative. Check both conversions are NOP.
3963 ((A & B) OP (C & B)): Remove.
3965 2016-05-04 Alan Modra <amodra@gmail.com>
3967 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3969 2016-05-04 Alan Modra <amodra@gmail.com>
3972 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3973 when cr2,3,4 are all fixed regs.
3975 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3977 PR rtl-optimization/57193
3978 * opts.c (default_options_table): Revert OPT_frename_registers change.
3979 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3981 2016-05-03 Martin Sebor <msebor@redhat.com>
3984 * builtins.c (fold_builtin_FILE): New function.
3985 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3986 (fold_builtin_0): Call them.
3987 * gimplify.c (gimplify_call_expr): Remove the handling of
3988 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3991 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3992 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3996 * doc/extend.texi (Function Names as Strings): Update __func__,
3997 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4000 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4001 Richard Biener <rguenther@suse.de>
4003 PR tree-optimization/70916
4004 * tree-if-conv.c: Include cfganal.h.
4005 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4006 and remove_fake_exit_edges around the optimization pass.
4008 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4010 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4011 (cgraph_edge::make_direct): Likewise.
4012 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4013 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4014 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4015 (CIF_THUNK): New code.
4016 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4017 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4018 (compute_inline_parameters): Set inline_failed for thunks.
4019 (inline_analyze_function): Cleanup.
4020 * ipa-inline.c (can_inline_edge_p): Do not deal with
4021 call_stmt_cannot_inline_p.
4022 (can_early_inline_edge_p): Likewise.
4023 (early_inliner): Initialize inline_failed.
4024 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4026 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4029 from nonimm_ssenomem_operand.
4030 (nonimm_ssenomem_operand): New predicate.
4031 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4032 as operand 0 predicate.
4033 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4034 Disable unsupported alternatives using "enabled" attribute.
4035 Use register_ssemem_operand as operand 0 predicate.
4036 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4038 2016-05-03 Marek Polacek <polacek@redhat.com>
4041 * input.c (expansion_point_location): New function.
4042 * input.h (expansion_point_location): Declare.
4044 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4046 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4047 occurence with frame_offset_ ones.
4049 2016-05-03 Alan Modra <amodra@gmail.com>
4051 PR rtl-optimization/70890
4052 * ira.c (combine_and_move_insns): When moving def_insn, remove
4055 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4057 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4058 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4059 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4060 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4062 2016-05-03 Alan Modra <amodra@gmail.com>
4064 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4065 for SAVE_MULTIPLE/STORE_MULTIPLE.
4067 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4069 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4070 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4072 2016-05-03 Richard Biener <rguenther@suse.de>
4074 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4076 (gimplify_arg): Likewise.
4077 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4078 re-writing the result to a decl if required.
4079 (internal_get_tmp_var): Add allow_ssa parameter
4080 and override into_ssa with it.
4081 (get_formal_tmp_var): Adjust.
4082 (get_initialized_tmp_var): Add allow_ssa parameter.
4083 (gimplify_arg): Add allow_ssa parameter and avoid generating
4084 SSA names for the result false.
4085 (gimplify_call_expr): If the call may return twice do not
4086 gimplify parameters into SSA.
4087 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4088 (gimplify_modify_expr): Adjust assert. For noreturn calls
4089 with a SSA name LHS adjust its def.
4090 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4091 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4092 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4093 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4094 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4095 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4096 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4097 (optimize_target_teams): Do not allow SSA names for clause operands.
4098 (gimplify_expr): Likewise for where we mark the result addressable.
4099 * passes.def (pass_init_datastructures): Remove.
4100 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4101 (rewrite_stmt): Likewise.
4102 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4103 (replace_locals_op): Replace SSA names.
4104 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4105 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4106 * cgraph.c (release_function_body): Free CFG annotations only
4107 when we have a CFG. Simplify.
4108 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4109 force_gimple_operand instead of get_initialized_tmp_var.
4110 * tree-pass.h (make_pass_init_datastructures): Remove.
4111 * tree-ssa.c (execute_init_datastructures): Remove.
4112 (pass_data_init_datastructures): Likewise.
4113 (class pass_init_datastructures): Likewise.
4114 (make_pass_init_datastructures): Likewise.
4115 * omp-low.c (create_omp_child_function): Init SSA data structures.
4116 (grid_expand_target_grid_body): Likewise.
4117 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4118 name before adding it to names_to_release.
4119 (remove_bb): Always release SSA defs.
4120 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4121 before dereferencing it.
4122 * cgraphunit.c (init_lowered_empty_function): Always
4123 int SSA data structures.
4124 * tree-ssanames.c (release_defs): Remove assert that we are in
4126 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4128 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4129 Uros Bizjak <ubizjak@gmail.com>
4131 PR rtl-optimization/70467
4132 * config/i386/predicates.md (x86_64_hilo_int_operand,
4133 x86_64_hilo_general_operand): New predicates.
4134 * config/i386/constraints.md (Wd): New constraint.
4135 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4136 (general_hilo_operand): New mode attr.
4137 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4138 instead of <general_operand>.
4139 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4140 x86_64_hilo_general_operand instead of <general_operand>.
4142 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4144 PR tree-optimization/70916
4145 * tree-if-conv.c (constant_or_ssa_name): Removed.
4146 (fold_build_cond_expr): Use is_gimple_val instead of
4147 constant_or_ssa_name.
4149 PR tree-optimization/70916
4150 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4151 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4154 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4155 (optimize_atomic_bit_test_and): New function.
4156 (pass_fold_builtins::execute): Use it.
4157 * optabs.def (atomic_bit_test_and_set_optab,
4158 atomic_bit_test_and_complement_optab,
4159 atomic_bit_test_and_reset_optab): New optabs.
4160 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4161 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4162 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4163 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4164 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4165 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4166 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4167 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4168 atomic_bit_test_and_complement@var{mode},
4169 atomic_bit_test_and_reset@var{mode}): Document.
4170 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4171 atomic_bit_test_and_complement<mode>,
4172 atomic_bit_test_and_reset<mode>): New expanders.
4173 (atomic_bit_test_and_set<mode>_1,
4174 atomic_bit_test_and_complement<mode>_1,
4175 atomic_bit_test_and_reset<mode>_1): New insns.
4177 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4179 PR rtl-optimization/70687
4180 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4181 instead of unsigned HOST_WIDE_INT.
4183 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4185 PR rtl-optimization/44281
4186 * hard-reg-set.h (struct target_hard_regs): New field
4187 x_fixed_nonglobal_reg_set.
4188 (fixed_nonglobal_reg_set): New macro.
4189 * reginfo.c (init_reg_sets_1): Initialize it.
4190 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4192 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4194 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4196 PR tree-optimization/56541
4197 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4198 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4199 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4200 (any_complicated_phi): new static variable.
4201 (aggressive_if_conv): delete.
4202 (if_convertible_phi_p): support phis with more than two arguments.
4203 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4204 critical pred edges.
4205 (ifcvt_split_critical_edges): support phis with more than two
4206 arguments by checking new parameter. only split critical edges
4208 (tree_if_conversion): handle simd pragma marked loop using new
4209 local variable aggressive_if_conv. check any_complicated_phi.
4211 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4213 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4216 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4218 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4221 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4223 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4224 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4225 define_insn_and_split.
4226 (mulsi3_i): New define_insn_and_split.
4227 (mulsi3_call): Convert to define_insn.
4228 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4231 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4233 * machmode.h (mode_complex): Add support to give the complex mode
4235 (GET_MODE_COMPLEX_MODE): Likewise.
4236 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4237 stored by build_complex_type and gfc_build_complex_type instead of
4238 trying to figure out the appropriate mode based on the size. Raise
4239 an assertion error, if the type was not set.
4240 * genmodes.c (struct mode_data): Add field for the complex type of
4242 (blank_mode): Likewise.
4243 (make_complex_modes): Remember the complex mode created in the
4245 (emit_mode_complex): Write out the mode_complex array to map a
4246 type mode to the complex version.
4247 (emit_insn_modes_c): Likewise.
4248 * tree.c (build_complex_type): Set the complex type to use before
4249 calling layout_type.
4250 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4251 support for __float128 complex datatypes.
4252 (rs6000_hard_regno_mode_ok): Likewise.
4253 (rs6000_setup_reg_addr_masks): Likewise.
4254 (rs6000_complex_function_value): Likewise.
4255 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4256 __float128 and __ibm128 complex.
4257 (FLOAT128_IBM_P): Likewise.
4258 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4259 * doc/extend.texi (Additional Floating Types): Document that
4260 -mfloat128 must be used to enable __float128. Document complex
4261 __float128 and __ibm128 support.
4263 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4266 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4267 char/short arguments promoted to int because of promote_prototypes.
4269 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4272 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4273 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4274 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4275 alternatives using "enabled" attribute. Use register_ssemem_operand
4276 as operand 1 predicate.
4277 (*cmpi<unord>xf_i387): Split XFmode pattern from
4278 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4279 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4280 *absneg<mode>2_i387. Disable unsupported alternatives using
4281 "enabled" attribute.
4282 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4284 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4286 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4288 (oacc_loop_process): Check mask for loop termination.
4290 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4292 * cif-code.def (CIF_THUNK): Add.
4293 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4296 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4298 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4299 (dump_inline_summary): Dump it.
4300 (fp_expression_p): New predicate.
4301 (estimate_function_body_sizes): Use it.
4302 (inline_merge_summary): Merge fp_expressions.
4303 (inline_read_section): Read fp_expressions.
4304 (inline_write_summary): Write fp_expressions.
4305 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4306 codegen boundary if either caller or callee is !fp_expressions.
4307 * ipa-inline.h (inline_summary): Add fp_expressions.
4308 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4309 to fp_expressions be sure the fp generation flags are updated.
4311 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4313 PR rtl-optimization/70467
4314 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4316 PR rtl-optimization/70467
4317 * ipa-pure-const.c (check_call): Handle internal calls even in
4318 ipa mode like in local mode.
4320 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4322 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4324 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4326 * match.pd (X u< X, X u> X): New transformations.
4328 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4330 * flag-types.h (enum warn_strict_overflow_code): Move ...
4331 * coretypes.h: ... here.
4332 * fold-const.h (fold_overflow_warning): Declare.
4333 * fold-const.c (fold_overflow_warning): Make non-static.
4334 (fold_comparison): Move the transformation of X +- C1 CMP C2
4335 into X CMP C2 -+ C1 ...
4336 * match.pd: ... here.
4337 * gimple-fold.c (fold_stmt_1): Protect with
4338 fold_defer_overflow_warnings.
4340 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4342 * omp-low.c (struct oacc_loop): Add 'inner' field.
4343 (new_oacc_loop_raw): Initialize it to zero.
4344 (oacc_loop_fixed_partitions): Initialize it.
4345 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4346 available partitioning.
4348 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4350 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4352 (umulsidi3): Likewise.
4353 (indirect_jump): Fix jump instruction assembly patterns.
4355 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4358 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4359 (nvptx_function_value): Assert non-NULL cfun.
4361 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4363 PR rtl-optimization/70886
4364 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4366 * cselib.h (rtx_equal_for_cselib_1): Declare.
4367 (rtx_equal_for_cselib_p: New inline function.
4368 * cselib.c (rtx_equal_for_cselib_p): Delete.
4369 (rtx_equal_for_cselib_1): Make public.
4371 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4373 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4374 (register_mixssei387nonimm_operand): Remove predicate.
4375 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4376 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4377 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4378 for TARGET_MIX_SSE_I387 alternatives.
4379 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4380 Disable unsupported alternatives using "enabled" attribute. Use
4381 nonimm_ssenomem_operand as operand 1 predicate. Also check
4382 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4384 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4386 * tree.c (cst_and_fits_in_hwi): Simplify.
4388 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4390 * tree.h (wi::to_wide): New function.
4391 * expr.c (expand_expr_real_1): Use wi::to_wide.
4392 * fold-const.c (int_const_binop_1): Likewise.
4393 (extract_muldiv_1): Likewise.
4395 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4397 * wide-int.h: Update offset_int and widest_int documentation.
4398 (WI_SIGNED_SHIFT_RESULT): New macro.
4399 (wi::binary_shift): Define signed_shift_result_type for
4400 shifts on offset_int- and widest_int-like types.
4401 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4402 * tree.h (int_bit_position): Use shift operators instead of wi::
4404 * alias.c (adjust_offset_for_component_ref): Likewise.
4405 * expr.c (get_inner_reference): Likewise.
4406 * fold-const.c (fold_comparison): Likewise.
4407 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4408 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4409 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4410 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4411 (stmt_kills_ref_p): Likewise.
4412 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4413 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4414 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4415 (ao_ref_init_from_vn_reference): Likewise.
4417 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4419 * wide-int.h: Update offset_int and widest_int documentation.
4420 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4421 (wi::binary_traits): Allow ordered comparisons between offset_int and
4422 offset_int, between widest_int and widest_int, and between either
4423 of these types and basic C types.
4424 (operator <, <=, >, >=): Define for the same combinations.
4425 * tree.h (tree_int_cst_lt): Use comparison operators instead
4426 of wi:: comparisons.
4427 (tree_int_cst_le): Likewise.
4428 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4429 (fold_nonarray_ctor_reference): Likewise.
4430 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4431 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4432 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4433 * tree-sra.c (completely_scalarize): Likewise.
4434 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4435 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4436 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4437 (check_for_binary_op_overflow): Likewise.
4438 (search_for_addr_array): Likewise.
4439 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4441 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4443 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4444 (arc_save_restore): Likewise.
4445 (arc_dwarf_register_span): Likewise.
4446 (arc_output_pic_addr_const): Initialize suffix variable.
4448 2016-05-02 Martin Liska <mliska@suse.cz>
4450 * symbol-summary.h (function_summary::function_summary):
4451 Remove checking assert for all cgraph nodes.
4452 (function_summary::get): Check summary_uid.
4453 (symtab_insertion): Check summary_uid.
4455 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4457 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4458 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4460 (arc_dwarf_register_span): Remove enum keyword.
4461 (compact_memory_operand_p): New function.
4462 * config/arc/arc.h (reg_class): Add code density register classes.
4463 (REG_CLASS_NAMES): Likewise.
4464 (REG_CLASS_CONTENTS): Likewise.
4465 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4466 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4467 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4468 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4469 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4471 (h, Rcd, Rsd, Rzd): New register constraints.
4472 (T): Use compact_memory_operand_p function.
4473 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4475 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4477 * config/sh/sh.md (*negnegt, *movtt): Remove.
4479 2016-05-02 Marek Polacek <polacek@redhat.com>
4480 Tom de Vries <tom@codesourcery.com>
4482 PR tree-optimization/70700
4483 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4484 bigger than FIRST_REF_NODE.
4486 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4489 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4491 (prepare_cbranch_operands): Don't use scratch register. Assume that
4492 function is used when pseudos can be created.
4493 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4494 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4495 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4496 define_expand. Allow it only when pseudos can be created.
4497 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4499 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4501 * config/i386/constraints.md (BC): Only allow -1 operands.
4502 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4503 Add "enabled" attribute. Update XI mode attribute calculation.
4504 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4505 (*movoi_internal_avx): Update XI mode attribute calculation.
4506 (*movti_internal): Ditto.
4508 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4510 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4511 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4513 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4515 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4516 statement on instruction code. Remove trailing spaces.
4517 (altivec_expand_stv_builtin): Likewise.
4519 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4521 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4522 (TARGET_FPU_DOUBLE): Simplify.
4523 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4524 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4525 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4526 with 'TARGET_FPU_DOUBLE'.
4527 * config/sh/sh.md: Likewise.
4529 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4531 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4532 SH_DIV_STR_FOR_SIZE): Remove.
4533 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4534 SH_DIV_STR_FOR_SIZE): Remove.
4536 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4538 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4539 logical_reg_operand): Delete.
4540 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4541 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4542 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4543 match_operand and match_test.
4544 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4545 variables on their first use. Return bool values.
4546 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4547 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4548 arith_reg_operand for input operand. Remove empty constraints.
4550 (*xorsi3_compact): Rename to xorsi3.
4551 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4552 (*zero_extend<mode>si2_disp_mem): Update comment.
4555 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4557 * config/sh/t-sh: Remove SH5 support.
4558 * config.gcc: Likewise.
4559 * configure: Likewise.
4561 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4563 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4565 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4567 * config/sh/sh.c (register_sh_passes, sh_option_override,
4568 sh_print_operand, prepare_move_operands,
4569 sh_can_follow_jump): Remove TARGET_SH1 checks.
4570 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4571 PROMOTE_MODE): Likewise.
4572 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4575 2016-04-30 Alan Modra <amodra@gmail.com>
4577 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4578 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4579 Check for user regs later to avoid unnecessary looping over regs.
4580 Merge user reg check with non-saved reg check. Don't force
4581 inline VR restore when static chain used.
4582 (rs6000_frame_related): Omit eh_frame info for user regs when
4584 (fixed_regs_p): Delete.
4586 2016-04-30 Alan Modra <amodra@gmail.com>
4588 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4589 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4592 2016-04-30 Alan Modra <amodra@gmail.com>
4595 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4596 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4599 2016-04-30 Alan Modra <amodra@gmail.com>
4601 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4602 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4603 flag_pic test for Darwin.
4605 2016-04-30 Alan Modra <amodra@gmail.com>
4607 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4608 throw_calls_crossed.
4609 (REG_FREQ_CALLS_CROSSED): Delete.
4610 (REG_N_THROWING_CALLS_CROSSED): Delete.
4611 * regstat.c (regstat_bb_compute_ri): Don't calculate
4612 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4613 (dump_reg_info): Don't print call cross frequency.
4614 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4615 and REG_N_THROWING_CALLS_CROSSED.
4617 2016-04-30 Alan Modra <amodra@gmail.com>
4619 * regs.h (struct reg_info_t): Delete live_length.
4620 (REG_LIVE_LENGTH): Delete macro.
4621 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4622 local_live, local_processed and local_live_last_luid params.
4623 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4625 (regstat_compute_ri): Adjust for above. Don't set
4627 (dump_reg_info): Don't print live length.
4628 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4629 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4630 Localize loop_depth var.
4632 2016-04-30 Alan Modra <amodra@gmail.com>
4634 * ira.c (enum valid_equiv): New.
4635 (validate_equiv_mem): Return enum.
4636 (update_equiv_mem): Create replacement in more cases.
4637 (add_store_equivs): Update validate_equiv_mem call.
4639 2016-04-30 Alan Modra <amodra@gmail.com>
4641 * ira.c (combine_and_move_insns): Rather than scanning insns,
4642 use DF infrastucture to find use and def insns.
4644 2016-04-30 Alan Modra <amodra@gmail.com>
4646 ira.c (combine_and_move_insns): Move invariant conditions..
4647 (ira.c): ..to here. Call combine_and_move_insns before
4648 add_store_equivs. Call grow_reg_equivs later. Allocate
4649 req_equiv later using max_reg_num() rather than global max_regno.
4650 (contains_replace_regs): Delete.
4651 (add_store_equivs): Remove contains_replace_regs test.
4653 2016-04-30 Alan Modra <amodra@gmail.com>
4655 * ira.c (struct equiv_mem_data): New.
4656 (equiv_mem, equiv_mem_modified): Delete static vars.
4657 (validate_equiv_mem_from_store): Use "data" param to communicate..
4658 (validate_equiv_mem): ..from here.
4660 2016-04-30 Alan Modra <amodra@gmail.com>
4662 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4664 (update_reg_equivs): ..here. Move allocation and freeing of
4665 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4666 end_alias_analysis to..
4669 2016-04-30 Alan Modra <amodra@gmail.com>
4671 * ira.c (pdx_subregs): Delete.
4672 (struct equivalence): Add pdx_subregs field.
4673 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4675 (update_equiv_regs): Don't create or free pdx_subregs. Update
4678 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4680 * config/rs6000/altivec.h: Change definitions of vec_xl and
4682 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4683 (LD_ELEMREV_V2DI): New.
4684 (LD_ELEMREV_V4SF): New.
4685 (LD_ELEMREV_V4SI): New.
4686 (LD_ELEMREV_V8HI): New.
4687 (LD_ELEMREV_V16QI): New.
4688 (ST_ELEMREV_V2DF): New.
4689 (ST_ELEMREV_V2DI): New.
4690 (ST_ELEMREV_V4SF): New.
4691 (ST_ELEMREV_V4SI): New.
4692 (ST_ELEMREV_V8HI): New.
4693 (ST_ELEMREV_V16QI): New.
4696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4697 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4698 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4699 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4700 (altivec_expand_builtin): Add handling for
4701 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4702 (rs6000_invalid_builtin): Add error-checking for
4703 RS6000_BTM_P9_VECTOR.
4704 (altivec_init_builtins): Define builtins used to implement vec_xl
4706 (rs6000_builtin_mask_names): Define power9-vector.
4707 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4708 (RS6000_BTM_P9_VECTOR): Define.
4709 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4710 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4711 (vsx_ld_elemrev_v2df): Likewise.
4712 (vsx_ld_elemrev_v4sf): Likewise.
4713 (vsx_ld_elemrev_v4si): Likewise.
4714 (vsx_ld_elemrev_v8hi): Likewise.
4715 (vsx_ld_elemrev_v16qi): Likewise.
4716 (vsx_st_elemrev_v2df): Likewise.
4717 (vsx_st_elemrev_v2di): Likewise.
4718 (vsx_st_elemrev_v4sf): Likewise.
4719 (vsx_st_elemrev_v4si): Likewise.
4720 (vsx_st_elemrev_v8hi): Likewise.
4721 (vsx_st_elemrev_v16qi): Likewise.
4722 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4725 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4727 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4729 (simplify_control_stmt_condition_1): ... here. Recurse into
4730 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4732 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4735 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4736 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4737 define_insn_and_split to define_insn.
4738 (zero_extendqi<mode>2_dot2): Same.
4739 (extendqi<mode>2_dot): Same.
4740 (extendqi<mode>2_dot2): Same.
4742 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4744 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4745 (probe_stack): New expander.
4746 (probe_stack_<mode>): New insn pattern.
4748 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4750 * config/i386/i386.md
4751 (operations with memory inputs setting flags peephole2):
4752 Remove uneeded REG_P checks. Cleanup pattern generation.
4754 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4756 * tree-vect-loop.c (vect_transform_loop): Fix
4757 nb_iterations_upper_bound computation for vectorized loop.
4759 2016-04-29 Marek Polacek <polacek@redhat.com>
4760 Jakub Jelinek <jakub@redhat.com>
4763 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4764 TARGET_EXPR_SLOT as a base.
4766 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4768 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4769 with 'rCm2' constraints to limit possible immediate size.
4770 (*load_zeroextendqisi_update): Likewise.
4771 (*load_signextendqisi_update): Likewise.
4772 (*loadhi_update): Likewise.
4773 (*load_zeroextendhisi_update): Likewise.
4774 (*load_signextendhisi_update): Likewise.
4775 (*loadsi_update): Likewise.
4776 (*loadsf_update): Likewise.
4778 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/predicates.md (constm1_operand): Fix comparison.
4782 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4784 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4786 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4788 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4789 remaining SH5 related settings.
4790 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4791 shmedia_prepare_call_address): Delete.
4792 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4793 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4794 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4795 UNSUPPORTED_SH2A): Remove m5 checks.
4796 (sh_divide_strategy_e): Remove SH5 division strategies.
4797 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4798 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4800 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4802 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4804 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4806 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4807 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4809 * config/s390/vector.md ("mov<mode>"): Likewise.
4811 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4813 * config/s390/constraints.md ("U", "W"): Invoke
4814 s390_mem_constraint with "ZR" and "ZT".
4815 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4816 addresses when using LRA. Accept also short displacements for S
4817 and T constraints. Do not check for long displacement target for
4818 S and T constraints.
4819 (s390_mem_constraint): Remove handling of U and W constraints.
4820 * config/s390/s390.md (various patterns): Remove the short
4821 displacement constraints (Q and R) if a long displacement
4822 constraint is present. Add longdisp as required CPU capability.
4823 * config/s390/vector.md: Likewise.
4824 * config/s390/vx-builtins.md: Likewise.
4826 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4829 * reload1.c (reload): Call finish_spills before
4830 restarting reload loop. Skip select_reload_regs
4831 if update_eliminables_and_spill returns true.
4833 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4835 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4836 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4837 (umulhisi3_imm): Update predicates and constraint letters.
4838 (umulhisi3_reg): Declare instruction as commutative.
4839 * config/arc/constraints.md (J12, J16): New constraints.
4840 * config/arc/predicates.md (short_unsigned_const_operand): New
4842 (arc_short_operand): Likewise.
4843 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4845 2016-04-29 Richard Biener <rguenther@suse.de>
4847 PR tree-optimization/13962
4848 PR tree-optimization/65686
4849 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4850 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4851 using PTA to compare pointers.
4852 * match.pd: Add pattern for pointer equality compare simplification
4853 using ptrs_compare_unequal.
4855 2016-04-29 Richard Biener <rguenther@suse.de>
4857 * stor-layout.c (layout_type): Do not build a pointer-to-element
4860 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4863 Use SWI mode iterator. Use general_reg_operand predicate.
4864 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4865 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4868 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4871 * fold-const.c (operand_equal_p): Don't verify hash value equality
4873 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4876 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4879 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4880 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4881 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4882 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4883 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4885 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4887 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4888 to info. Don't initialize separate fields to 0. Clean up
4891 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/i386.md (peephole2s for operations with memory inputs):
4894 Use SWI mode iterator.
4895 (peephole2s for operations with memory outputs): Ditto.
4896 Do not check for stack checking probe.
4898 (probe_stack): Remove expander.
4900 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4901 Andrew Burgess <andrew.burgess@embecosm.com>
4903 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4904 operands as 32-bits.
4906 2016-04-28 Jason Merrill <jason@redhat.com>
4908 * gdbinit.in: Skip line-map.h.
4910 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4911 Andrew Burgess <andrew.burgess@embecosm.com>
4913 * config/arc/arc.c (arc_conditional_register_usage): Take
4914 TARGET_RRQ_CLASS into account.
4915 (arc_print_operand): Support printing 'p' and 's' operands.
4916 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4918 (TARGET_RRQ_CLASS): Define.
4919 (IS_POWEROF2_OR_0_P): Define.
4920 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4922 (*tst_movb): New define_insn.
4923 (*tst): Avoid recognition if it could prevent '*tst_movb'
4924 combination; replace c/CnL with c/Chs alternative.
4925 (*tst_bitfield_tst): New define_insn.
4926 (*tst_bitfield_asr): New define_insn.
4927 (*tst_bitfield): New define_insn.
4928 (andsi3_i): Add Rrq variant.
4929 (extzv): New define_expand.
4930 (insv): New define_expand.
4931 (*insv_i): New define_insn.
4932 (*movb): New define_insn.
4933 (*movb_signed): New define_insn.
4934 (*movb_high): New define_insn.
4935 (*movb_high_signed): New define_insn.
4936 (*movb_high_signed + 1): New define_split pattern.
4937 (*mrgb): New define_insn.
4938 (*mrgb + 1): New define_peephole2 pattern.
4939 (*mrgb + 2): New define_peephole2 pattern.
4940 * config/arc/arc.opt (mbitops): New option for nps400, uses
4941 TARGET_NPS_BITOPS_DEFAULT.
4942 * config/arc/constraints.md (q): Make register class conditional.
4943 (Rrq): New register constraint.
4944 (Chs): New constraint.
4945 (Clo): New constraint.
4946 (Chi): New constraint.
4947 (Cbf): New constraint.
4948 (Cbn): New constraint.
4949 (C18): New constraint.
4950 (Cbi): New constraint.
4952 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4954 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4956 (bitmap_intersection_of_preds): Ditto.
4957 (bitmap_union_of_succs): Ditto.
4958 (bitmap_union_of_preds): Ditto.
4959 * sbitmap.c (do_popcount): Delete.
4960 (BITMAP_DEBUGGING): Delete.
4961 (sbitmap_verify_popcount): Delete.
4962 (sbitmap_alloc): Don't initialize the popcount field.
4963 (sbitmap_alloc_with_popcount): Delete.
4964 (sbitmap_resize): Don't resize the popcount array.
4965 (sbitmap_vector_alloc): Don't initialize the popcount field.
4966 (bitmap_copy): Don't copy the popcount array.
4967 (bitmap_clear): Don't clear the popcount array.
4968 (bitmap_clear): Delete the popcount array handling.
4969 (bitmap_ior_and_compl): Delete the popcount assert.
4970 (bitmap_not): Ditto.
4971 (bitmap_and_compl): Ditto.
4972 (bitmap_and): Delete the popcount array handling.
4973 (bitmap_xor): Ditto.
4974 (bitmap_ior): Ditto.
4975 (bitmap_or_and): Delete the popcount assert.
4976 (bitmap_and_or): Ditto.
4977 (popcount_table): Delete.
4978 (sbitmap_elt_popcount): Delete.
4979 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4980 (bitmap_set_bit): Delete the popcount assert.
4981 (bitmap_clear_bit): Ditto.
4982 (sbitmap_free): Don't free the popcount array.
4983 (sbitmap_alloc_with_popcount): Delete declaration.
4984 (sbitmap_popcount): Ditto.
4986 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4987 Andrew Burgess <andrew.burgess@embecosm.com>
4989 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4990 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4991 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4992 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4993 * config/arc/arc.opt (mcmem): New option.
4994 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4995 supply length for r/m alternative.
4996 (*extendqisi2_ac): Likewise.
4997 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4999 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5000 (movhi_insn): Likewise.
5001 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5002 (*zero_extendqihi2_i): Add r/Ucm alternative.
5003 (*zero_extendqisi2_ac): Likewise.
5004 (*zero_extendhisi2_i): Likewise.
5005 * config/arc/constraints.md (Uex): New memory constraint.
5006 (Ucm): New define_constraint.
5007 * config/arc/predicates.md (long_immediate_loadstore_operand):
5008 Return 0 for MEM with cmem_address address.
5009 (cmem_address_0): New predicates.
5010 (cmem_address_1): Likewise.
5011 (cmem_address_2): Likewise.
5012 (cmem_address): Likewise.
5014 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5016 * config/rs6000/rs6000.c (machine_function): Rename
5017 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5018 (rs6000_stack_info): Adjust.
5020 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5021 Andrew Burgess <andrew.burgess@embecosm.com>
5023 * config/arc/constraints.md (Usd): Convert to define_constraint.
5027 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5030 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5031 Add new peephole2 where the first insn is *mov<mode>_or instead of
5032 *mov<mode>_internal.
5034 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5036 * tracer.c (bb_seen): Make static.
5038 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5040 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5041 support, setup defaults.
5042 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5043 * config/arc/arc.c (arc_init): Add NPS400 support.
5044 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5045 (TARGET_ARC700): NPS400 is also an ARC700.
5046 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5048 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5051 * config/nds32/nds32.md (casesi): Don't access the operands array
5054 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5056 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5057 (or $-1,reg peephole2): Ditto.
5058 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5060 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5062 * doc/extend.texi (Common Function Attributes) [optimize]:
5063 Discourage use of the optimize attribute.
5065 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5067 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5068 special case builtin.
5069 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5070 ALTIVEC_BUILTIN_VEC_ADDE.
5071 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5072 support for ALTIVEC_BUILTIN_VEC_ADDE.
5073 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5074 for __builtin_vec_adde.
5076 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5078 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5079 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5081 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5084 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5085 attributes): Document cilkplus_runtime.
5087 2016-04-28 Martin Jambor <mjambor@suse.cz>
5089 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5090 this function. Call verify_expr on MEM_REFs and bases of other
5093 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5095 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5096 for WORD_REGISTER_OPERATIONS to runtime check.
5098 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5100 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5102 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5104 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5105 big-endian compilation.
5106 * config/arc/arc.md (addf3): Likewise.
5110 2016-04-28 Richard Biener <rguenther@suse.de>
5112 PR tree-optimization/70840
5113 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5114 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5115 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5116 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5118 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5120 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5121 and explain why in a comment.
5123 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5125 * config/arc/arc.md (cpu_facility): Add fpx variant.
5126 (subdf3): Prohibit use reverse sub when assist operations option
5128 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5129 instructions only when FPX is enabled.
5130 * testsuite/gcc.target/arc/trsub.c: New test.
5132 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5134 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5135 mult_operator when calculating "type" attribute.
5136 (*fop_<mode>_1_i387): Ditto.
5137 (*fop_xf_1_i387): Ditto.
5138 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5139 Use std::swap to swap operands. Use RTL expressions to generate
5142 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5143 Joern Rennecke <joern.rennecke@embecosm.com>
5145 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5147 (emit_pic_move): Remove.
5148 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5149 * config/arc/arc.c (emit_pic_move): Removed.
5150 (TARGET_HAVE_TLS): Define.
5151 (arc_conditional_register_usage): Test for arc_tp_regno.
5152 (arc_print_operand, arc_print_operand_address): Handle TLS
5154 (arc_needs_pcl_p): New function.
5155 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5156 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5157 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5158 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5159 (arc_legitimize_tls_address): Likewise.
5160 (DTPOFF_ZERO_SYM): Define.
5161 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5162 (arc_output_pic_addr_const): Print TLS unspecs.
5163 (prepare_pic_move): New function, replaces emit_pic_move.
5164 (arc_legitimate_constant_p): Handle TLS unspecs.
5165 (arc_legitimate_address_p): Likewise.
5166 (arc_rewrite_small_data_p): Use assert for TLS constants.
5167 (prepare_move_operands): Use prepare_pic_move.
5168 (arc_legitimize_address): Legitimize tls addresses.
5169 (arc_epilogue_uses): Check for arc_tp_regno.
5170 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5171 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5173 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5175 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5176 %(arc_tls_extra_start_spec).
5177 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5178 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5180 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5181 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5182 (UNSPEC_TLS_OFF): Add.
5184 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5185 (get_thread_pointersi): New patterns.
5186 * config/arc/arc.opt (mtp-regno): New option.
5187 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5188 (move_dest_operand): Likewise.
5189 * configure: Regenerate.
5190 * configure.ac: Add arc*-*-* case to test for tls.
5191 * doc/invoke.texi (ARC options): Document mtp-regno.
5193 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5195 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5196 the new ARC HS SIMD instructions.
5197 (arc_preferred_simd_mode): New function.
5198 (arc_autovectorize_vector_sizes): Likewise.
5199 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5200 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5201 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5202 (arc_init_builtins): Add new SIMD builtin types.
5203 (arc_split_move): Handle 64 bit vector moves.
5204 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5205 (TARGET_PLUS_QMACW): Define.
5206 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5207 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5208 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5209 (VSUBADD4H): New builtins.
5210 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5211 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5213 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5214 Matthias Klose <doko@debian.org>
5216 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5218 2016-04-28 Richard Biener <rguenther@suse.de>
5221 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5224 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5226 * common/config/sh/sh-common.c: Remove SH5 support.
5227 * config/sh/constraints.md: Likewise.
5228 * config/sh/config/sh/elf.h: Likewise.
5229 * config/sh/linux.h: Likewise.
5230 * config/sh/netbsd-elf.h: Likewise.
5231 * config/sh/predicates.md: Likewise.
5232 * config/sh/sh-c.c: Likewise.
5233 * config/sh/sh-protos.h: Likewise.
5234 * config/sh/sh.c: Likewise.
5235 * config/sh/sh.h: Likewise.
5236 * config/sh/sh.md: Likewise.
5237 * config/sh/sh.opt: Likewise.
5238 * config/sh/sync.md: Likewise.
5239 * config/sh/sh64.h: Delete.
5240 * config/sh/shmedia.h: Likewise.
5241 * config/sh/shmedia.md: Likewise.
5242 * config/sh/sshmedia.h: Likewise.
5243 * config/sh/t-netbsd-sh5-64: Likewise.
5244 * config/sh/t-sh64: Likewise.
5245 * config/sh/ushmedia.h: Likewise.
5247 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5250 general_reg_operand instead of register_operand predicate.
5252 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5254 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5256 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5258 * match.pd (A - B > A, A + B < A): New transformations.
5260 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5262 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5263 which defaults to true. Emit an outer pair of parentheses only if
5264 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5265 don't emit parentheses for the right-hand operand.
5267 2016-04-27 Jeff Law <law@redhat.com>
5269 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5271 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5273 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5274 (altivec_lvx_<mode>_internal): Document.
5275 (altivec_lvx_<mode>_2op): New define_insn.
5276 (altivec_lvx_<mode>_1op): Likewise.
5277 (altivec_lvx_<mode>_2op_si): Likewise.
5278 (altivec_lvx_<mode>_1op_si): Likewise.
5279 (altivec_stvx_<mode>): Remove.
5280 (altivec_stvx_<mode>_internal): Document.
5281 (altivec_stvx_<mode>_2op): New define_insn.
5282 (altivec_stvx_<mode>_1op): Likewise.
5283 (altivec_stvx_<mode>_2op_si): Likewise.
5284 (altivec_stvx_<mode>_1op_si): Likewise.
5285 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5286 Expand vec_ld and vec_st during parsing.
5287 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5289 (altivec_expand_stvx_be): Likewise.
5290 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5291 address-masking behavior in RTL.
5292 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5293 address-masking behavior in RTL.
5294 (altivec_expand_builtin): Change builtin code arguments for calls
5295 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5296 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5297 presence of lvx/stvx patterns.
5298 (alignment_with_canonical_addr): New function.
5299 (alignment_mask): Likewise.
5300 (find_alignment_op): Likewise.
5301 (recombine_lvx_pattern): Likewise.
5302 (recombine_stvx_pattern): Likewise.
5303 (recombine_lvx_stvx_patterns): Likewise.
5304 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5305 stvx patterns from expand.
5306 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5308 (vector_altivec_store_<mode>): Likewise.
5310 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5312 * config/aarch64/aarch64.md
5313 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5314 remove the "fp" attributes.
5315 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5316 add the "simd" attributes.
5317 (*movdf_aarch64): Likewise.
5318 (*movtf_aarch64): Remove the "fp" attributes.
5319 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5320 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5322 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5324 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5325 rtx to rtx_code_label *.
5326 * rtl.h (maybe_set_first_label_num): Likewise.
5328 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5330 * df-core.c (df_add_problem): Make the problem param be const.
5331 (df_remove_problem): Make local "problem" be const.
5332 * df-problems.c (problem_RD): Make const.
5333 (problem_LR): Likewise.
5334 (problem_LIVE): Likewise.
5335 (problem_MIR): Likewise.
5336 (problem_CHAIN): Likewise.
5337 (problem_WORD_LR): Likewise.
5338 (problem_NOTE): Likewise.
5339 (problem_MD): Likewise.
5340 * df-scan.c (problem_SCAN): Likewise.
5341 * df.h (struct df_problem): Make field "dependent_problem" be
5343 (struct dataflow): Likewise for field "problem".
5344 (df_add_problem): Make param const.
5346 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5349 inter-unit moves to/from vector registers are enabled. Do not disable
5352 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5354 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5355 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5357 (enum df_problem_id): ...this new enum.
5358 (struct df_problem): Convert field "id" from "int" to
5361 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5363 * rtl.def: Update comment for "things in the instruction chain" to
5364 reflect the removal of the leading "i" field for INSN_UID in
5365 r210360. Fix bogus apostrophe.
5367 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/i386.md
5370 (lea arith with mem operand + setcc peephole2): Set operator mode.
5372 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5375 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5376 (dimode_scalar_to_vector_candidate_p): This.
5377 (timode_scalar_to_vector_candidate_p): New function.
5378 (scalar_to_vector_candidate_p): Likewise.
5379 (timode_check_non_convertible_regs): Likewise.
5380 (timode_remove_non_convertible_regs): Likewise.
5381 (remove_non_convertible_regs): Likewise.
5382 (remove_non_convertible_regs): Renamed to ...
5383 (dimode_remove_non_convertible_regs): This.
5384 (scalar_chain::~scalar_chain): Make it virtual.
5385 (scalar_chain::compute_convert_gain): Make it pure virtual.
5386 (scalar_chain::mark_dual_mode_def): Likewise.
5387 (scalar_chain::convert_insn): Likewise.
5388 (scalar_chain::convert_registers): Likewise.
5389 (scalar_chain::add_to_queue): Make it protected.
5390 (scalar_chain::emit_conversion_insns): Likewise.
5391 (scalar_chain::replace_with_subreg): Likewise.
5392 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5393 (scalar_chain::convert_op): Likewise.
5394 (scalar_chain::convert_reg): Likewise.
5395 (scalar_chain::make_vector_copies): Likewise.
5396 (scalar_chain::convert_registers): New pure virtual function.
5397 (class dimode_scalar_chain): New class.
5398 (class timode_scalar_chain): Likewise.
5399 (scalar_chain::mark_dual_mode_def): Renamed to ...
5400 (dimode_scalar_chain::mark_dual_mode_def): This.
5401 (timode_scalar_chain::mark_dual_mode_def): New function.
5402 (timode_scalar_chain::convert_insn): Likewise.
5403 (dimode_scalar_chain::convert_registers): Likewise.
5404 (scalar_chain::compute_convert_gain): Renamed to ...
5405 (dimode_scalar_chain::compute_convert_gain): This.
5406 (scalar_chain::replace_with_subreg): Renamed to ...
5407 (dimode_scalar_chain::replace_with_subreg): This.
5408 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5409 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5410 (scalar_chain::make_vector_copies): Renamed to ...
5411 (dimode_scalar_chain::make_vector_copies): This.
5412 (scalar_chain::convert_reg): Renamed to ...
5413 (dimode_scalar_chain::convert_reg ): This.
5414 (scalar_chain::convert_op): Renamed to ...
5415 (dimode_scalar_chain::convert_op): This.
5416 (scalar_chain::convert_insn): Renamed to ...
5417 (dimode_scalar_chain::convert_insn): This.
5418 (scalar_chain::convert): Call convert_registers.
5419 (convert_scalars_to_vector): Change to scalar_chain pointer to
5420 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5421 in 32-bit mode. Delete scalar_chain pointer. Call
5422 free_dominance_info in 64-bit mode.
5423 (pass_stv::gate): Remove TARGET_64BIT check.
5424 (ix86_option_override): Put the 64-bit STV pass before the CSE
5427 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5429 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5430 dw_loc_frame_offset field.
5431 * dwarf2out.c (new_loc_descr): Likewise.
5432 (resolve_args_picking_1): Turn the VISITED hash set into a
5433 FRAME_OFFSET hash map. Use it to associate a frame offset to
5434 visited nodes. Remove uses of the CHECKING_P macro.
5435 (resolve_args_picking): Update call to resolve_args_picking_1.
5437 2016-04-27 Martin Liska <mliska@suse.cz>
5439 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5440 (free_loop_data): Release vuses of groups.
5442 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5444 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5445 instead of redundant use_id and boolean have_use_for.
5446 (struct iv_use): Change sub_id into group_id. Remove field next.
5447 Move fields: related_cands, n_map_members, cost_map and selected
5449 (struct iv_group): ... here. New structure.
5450 (struct iv_common_cand): Use structure declaration directly.
5451 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5452 (MAX_CONSIDERED_USES): Rename macro to ...
5453 (MAX_CONSIDERED_GROUPS): ... here.
5454 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5455 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5456 (dump_uses): Rename to ...
5457 (dump_groups): ... here. Update all uses.
5458 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5459 (find_induction_variables): Refactor format of dump information.
5460 (record_sub_use): Delete.
5461 (record_use): Update all uses.
5462 (record_group): New function.
5463 (record_group_use, find_interesting_uses_op): Call above functions.
5465 (find_interesting_uses_cond): Ditto.
5466 (group_compare_offset): New function.
5467 (split_all_small_groups): Rename to ...
5468 (split_small_address_groups_p): ... here. Update all uses.
5469 (split_address_groups): Update all uses.
5470 (find_interesting_uses): Refactor format of dump information.
5471 (add_candidate_1): Update all uses. Remove redundant check on iv,
5473 (add_candidate, record_common_cand): Remove redundant assert.
5474 (add_iv_candidate_for_biv): Update use.
5475 (add_iv_candidate_derived_from_uses): Update all uses.
5476 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5477 (alloc_use_cost_map): Ditto.
5478 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5479 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5480 (determine_use_iv_cost_generic): Ditto.
5481 (determine_group_iv_cost_generic): Ditto.
5482 (determine_use_iv_cost_address): Ditto.
5483 (determine_group_iv_cost_address): Ditto.
5484 (determine_use_iv_cost_condition): Ditto.
5485 (determine_group_iv_cost_cond): Ditto.
5486 (determine_use_iv_cost): Ditto.
5487 (determine_group_iv_cost): Ditto.
5488 (set_autoinc_for_original_candidates): Update all uses.
5489 (find_iv_candidates): Update all uses. Refactor dump information.
5490 (determine_use_iv_costs): Ditto.
5491 (determine_iv_costs): Ditto.
5492 (iv_ca_cand_for_use): Rename to ...
5493 (iv_ca_cand_for_group): ... here. Update all uses.
5494 (iv_ca_add_use, iv_ca_add_group): Ditto.
5495 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5496 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5497 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5498 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5499 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5500 (create_new_iv, adjust_iv_update_pos): Ditto.
5501 (rewrite_use_address): Delete.
5502 (rewrite_use_address_1): Rename to ...
5503 (rewrite_use_address): ... here.
5504 (rewrite_use_compare): Update all uses.
5505 (rewrite_use): Delete.
5506 (rewrite_uses): Rename to ...
5507 (rewrite_groups): ... here. Update all uses.
5508 (remove_unused_ivs, free_loop_data): Update all uses.
5509 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5511 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5513 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5514 for WORD_REGISTER_OPERATIONS to runtime check.
5516 2016-04-27 Richard Biener <rguenther@suse.de>
5519 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5520 aggregate_value_p to determine if a function result is
5521 returned by reference.
5522 (ipa_pta_execute): Functions having their address taken are
5523 not automatically nonlocal.
5525 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5528 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5529 * fold-const.c (operand_equal_p): If flag_checking and
5530 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5531 and if it returns non-zero, assert iterative_hash_expr on both
5534 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5536 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5538 2016-04-27 Nick Clifton <nickc@redhat.com>
5541 * varasm.c (merge_weak): Generate an error if an attempt is made
5542 to convert a non-weak static function into a weak, public function.
5544 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5546 * params.def (MAX_PARTITION_SIZE): New param.
5547 * doc/invoke.texi: Document lto-max-partition.
5549 2016-04-27 Richard Biener <rguenther@suse.de>
5552 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5553 function cummulating used_from_other_partition, externally_visible
5554 and force_output from aliases.
5555 (refered_from_nonlocal_var): Likewise.
5556 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5557 node flags properly.
5559 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5561 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5562 (-Wmemset-elt-size): New item.
5564 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5567 * stor-layout.h (internal_reference_types): Delete.
5568 * stor-layout.c (reference_types_internal): Likewise.
5569 (internal_reference_types): Likewise.
5570 (layout_type) <REFERENCE_TYPE>: Adjust.
5572 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5575 * tree.h (inchash::add_expr): Add FLAGS argument.
5576 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5577 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5578 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5579 Formatting fix. Adjust recursive calls. For tcc_comparison,
5580 if swap_tree_comparison (code) is smaller than code, hash that
5581 and arguments in the other order. Hash CONVERT_EXPR the same
5582 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5583 of ADDR_EXPR of decl as the decl itself. Add or remove
5584 OEP_ADDRESS_OF from recursive flags as needed. For
5585 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5586 operands commutatively and only the third one normally.
5587 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5589 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5591 * config/rtems.h (LIB_SPEC): Add -latomic.
5593 2016-04-27 Joel Sherrill <joel@rtems.org>
5595 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5596 xilink.ld and flags not relevant to RTEMS.
5598 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5600 * toplev.c (backend_init_target): Avoid calling init_reload when using
5603 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5605 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5606 for loops rather than one for the whole function.
5608 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5610 * match.pd (X + CST CMP X): New transformation.
5612 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5614 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5615 * fold-const.c (fold_binary_loc): Remove 2 transformations
5616 superseded by match.pd.
5617 * match.pd (x+x -> x*2): Generalize to integers.
5619 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5621 * config/i386/i386.md (operation on memory peephole): Duplicate an
5622 existing peephole and adapt it to match lea rather than an operation
5625 PR rtl-optimization/57193
5626 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5628 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5630 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5632 * tree-if-conv.c (any_pred_load_store): New static variable.
5633 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5634 any_pred_load_store instead of and_mask_load_store.
5635 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5636 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5637 (combine_blocks, tree_if_conversion): Ditto.
5639 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5641 PR tree-optimization/70771
5642 PR tree-optimization/70775
5643 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5644 virtual PHI nodes. Delete parameter.
5645 (if_convertible_loop_p_1): Delete argument to above function.
5646 (predicate_all_scalar_phis): Delete code handling single-argument
5648 (tree_if_conversion): Mark and update virtual SSA.
5650 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5653 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5654 (x86_elf_aligned_common): Rename to ...
5655 (x86_elf_aligned_decl_common): ... this.
5656 Add decl arg. Switch to .lbss for largecomm object. Use
5657 LARGECOMM_SECTION_ASM_OP.
5658 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5660 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5661 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5663 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5664 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5666 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5669 * config/i386/i386.c (SECTION_LARGE): Define.
5670 (x86_64_elf_select_section): Set it for large data/bss sections.
5671 Only clear SECTION_WRITE for .lrodata.
5672 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5674 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5675 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5676 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5678 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5679 * doc/tm.texi: Regenerate.
5681 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5684 * configure.ac (--enable-checking): Document extra flag, for
5685 non-release builds default to --enable-checking=yes,extra.
5686 If misc checking and extra checking, define CHECKING_P to 2 instead
5688 * common.opt (fchecking=): Add.
5689 * doc/invoke.texi (-fchecking=): Document.
5690 * doc/install.texi: Document --enable-checking changes.
5691 * configure: Regenerated.
5692 * config.in: Regenerated.
5694 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5697 attribute instead of which_alternative.
5698 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5699 Use EXT_REX_SSE_REG_P where appropriate.
5701 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/predicates.md (const0_operand): Do not match
5704 const_wide_int code.
5705 (const1_operand): Ditto.
5707 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5709 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5710 for SSE constm1 operands and TARGET_AVX512VL.
5711 (*movti_internal): Ditto.
5712 (*mov<mode>_or): Use constm1_operand predicate.
5713 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5714 for SSE vector_all_ones operands and TARGET_AVX512VL.
5715 * config/i386/predicates.md (constm1_operand): New predicate.
5716 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5717 emission of constant -1 load.
5719 2016-04-25 Jason Merrill <jason@redhat.com>
5721 * gdbinit.in: Skip is-a.h.
5723 * attribs.c (register_scoped_attributes): Fix logic.
5724 * attribs.h: Declare register_scoped_attributes.
5726 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5728 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5729 stxvd2x and stxvw4x built-in functions.
5731 2016-04-25 DJ Delorie <dj@redhat.com>
5733 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5734 (ashrhi3): Likewise.
5735 (lshrhi3): Likewise.
5737 2016-04-25 Richard Biener <rguenther@suse.de>
5739 PR tree-optimization/70780
5740 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5742 (compute_antic): Mark blocks with abnormal preds as visited as
5743 they have a final empty antic-in solution already.
5745 2016-04-25 Michael Collison <michael.collison@linaro.org>
5747 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5749 2016-04-25 Michael Collison <michael.collison@linaro.org>
5751 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5752 mode is VQI to improve mixed mode vectorization.
5753 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5754 define_insn to match low half of signed vaddw.
5755 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5756 define_insn to match high half of signed vaddw.
5757 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5758 define_insn to match low half of unsigned vaddw.
5759 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5760 define_insn to match high half of unsigned vaddw.
5761 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5762 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5763 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5765 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5766 * config/arm/predicates.md (vect_par_constant_high): Support
5767 big endian and simplify by calling
5768 arm_simd_check_vect_par_cnst_half
5769 (vect_par_constant_low): Likewise.
5771 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5773 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5774 predicate for operand 2.
5776 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5777 H.J. Lu <hongjiu.lu@intel.com>
5779 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5780 machine_mode argument.
5781 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5782 constm1_rtx operands. For VOIDmode constants, get mode from
5783 pred_mode. Check mode size if the mode is supported by ABI.
5784 (standard_sse_constant_opcode): Do not use standard_constant_p.
5785 Strictly check ABI support for all-ones operands.
5786 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5787 immediates. Update calls to standard_sse_constant_p.
5788 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5789 (ix86_rtx_costs): Ditto.
5790 * config/i386/i386.md (*movxi_internal_avx512f): Use
5791 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5792 Use (v,BC) alternative instead of (v,C). Use register_operand
5793 checks instead of MEM_P.
5794 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5795 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5796 isa attribute. Use register_operand checks instead of MEM_P.
5797 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5798 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5799 alternative and corresponding sse2 isa attribute.
5800 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5801 to standard_sse_constant_p.
5802 (FP constant splitters): Ditto.
5803 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5805 * config/i386/predicates.md (constm1_operand): Remove.
5806 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5807 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5808 vector_all_ones_operand instead of constm1_operand.
5810 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5812 * print-rtl.c (print_rtx_insn_vec): New function.
5813 * print-rtl.h: New prototype.
5814 * store-motion.c (struct st_expr): Make avail_stores a vector.
5815 (st_expr_entry): Adjust.
5816 (free_st_expr_entry): Likewise.
5817 (print_store_motion_mems): Likewise.
5818 (find_moveable_store): Likewise.
5819 (compute_store_table): Likewise.
5820 (delete_store): Likewise.
5821 (build_store_vectors): Likewise.
5823 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5825 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5827 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5829 * vec.h (vec_safe_contains): New function.
5830 (vec::contains): Likewise.
5831 (vec::begin): Likewise.
5832 (vec::end): Likewise.
5834 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5837 * cfgexpand.c (expand_stack_vars): Fix typo.
5839 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5841 * system.h (list, map, set, vector): Include conditionally.
5842 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5843 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5844 * ipa-icf.c (INCLUDE_LIST): Define.
5845 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5846 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5847 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5848 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5849 * cp/logic.cc (INCLUDE_LIST): Define.
5850 * fortran/trans-common.c (INCLUDE_MAP): Define.
5852 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5854 * auto-profile.c: Remove <string.h> include.
5855 * ipa-icf-gimple.c: Remove <list> include.
5856 * diagnostic.c: Remove <new> include.
5857 * genmatch.c: Likewise.
5858 * pretty-print.c: Likewise.
5859 * toplev.c: Likewise
5860 * c/c-objc-common.c: Likewise.
5861 * cp/error.c: Likewise.
5862 * fortran/error.c: Likewise.
5864 2016-04-22 Richard Biener <rguenther@suse.de>
5866 * lto-streamer-in.c (input_ssa_names): Do not allocate
5867 GIMPLE_NOP for all SSA names.
5868 * lto-streamer-out.c (output_ssa_names): Do not output
5869 SSA names that should have been released.
5871 2016-04-22 Richard Biener <rguenther@suse.de>
5873 PR tree-optimization/70740
5874 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5877 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5880 * config/i386/predicates.md (call_insn_operand): Replace
5881 sibcall_memory_operand with memory_operand.
5883 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5885 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5886 has_single_use() tests.
5887 (register_edge_assert_for_1): Likewise.
5888 (find_assert_locations_1): Check the liveness bitmap instead of
5889 checking has_single_use().
5891 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5894 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5895 Extract AVX-512BW constraint from AVX.
5897 2016-04-21 Richard Biener <rguenther@suse.de>
5899 PR tree-optimization/70725
5900 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5901 for phi_convertible_by_degenerating_args.
5902 (predicate_all_scalar_phis): Handle single-argument PHIs.
5904 2016-04-21 Richard Biener <rguenther@suse.de>
5907 * fold-const.c (fold_comparison): Return properly typed
5910 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5912 PR tree-optimization/70715
5913 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5914 after expanding BASE using expand_simple_operations.
5916 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5918 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5919 New transformations.
5921 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5923 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5925 2016-04-20 Jan Hubicka <jh@suse.cz>
5927 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5928 ultiimate_alias_target.
5929 (update_callee_keys): Likewise.
5930 (lookup_recursive_calls): Likewise.
5931 (speculation_useful_p): Likewise.
5933 2016-04-20 Jan Hubicka <jh@suse.cz>
5936 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5937 (set_nothrow_flag_1): ... this; handle interposition correctly;
5938 recurse on aliases and thunks.
5939 (cgraph_node::set_nothrow_flag): New.
5940 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5941 functions compiled with non-call exceptions that binds to current
5943 (propagate_nothrow): Be safe WRT interposition.
5944 * cgraph.h (set_nothrow_flag): Update prototype.
5946 2016-04-18 Jan Hubicka <jh@suse.cz>
5948 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5949 max_loop_iterations_int.
5950 (tree_unswitch_outer_loop): Likewise.
5952 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5954 PR tree-optimization/69489
5955 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5956 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5957 Revise dump message.
5958 (if_convertible_bb_p): Remove check on edge count of basic block's
5961 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5963 PR tree-optimization/56625
5964 PR tree-optimization/69489
5965 * tree-data-ref.h (DR_INNERMOST): New macro.
5966 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5967 hashing struct innermost_loop_behavior.
5968 (ref_DR_map): Remove.
5969 (innermost_DR_map): New map.
5970 (baseref_DR_map): Revise comment.
5971 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5972 to innermost_DR_map accroding to its innermost loop behavior.
5973 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5974 to its innermost loop behavior.
5975 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5976 Add initialization for innermost_DR_map. Record memory reference
5977 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5978 have innermost loop behavior.
5979 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5982 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5984 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5985 *lea_general_1. Use explicit SWI12 mode interator.
5986 (*lea<mode>_general_2): Rename from *lea_general_2.
5987 Use explicit SWI12 mode interator.
5988 (*lea<mode>_general_3): Rename from *lea_general_3.
5989 Use explicit SWI12 mode interator.
5990 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5991 Use explicit SWI12 mode interator.
5992 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5993 Use explicit SWI48 mode interator.
5995 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5997 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5998 Short-cut unaligned load and store cases. Handle all integer
6000 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6001 and store cases. Call ix86_avx256_split_vector_move_misalign
6002 directly without checking mode class.
6004 2016-04-20 Andrew Pinski <apinski@cavium.com>
6005 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6008 * config/aarch64/aarch64.md (sibcall): Force call
6009 address to be DImode for ILP32.
6010 (sibcall_value): Likewise.
6012 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6014 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6016 2016-04-20 Richard Biener <rguenther@suse.de>
6018 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6019 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6020 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6021 (maybe_push_res_to_seq): Adjust.
6022 * gimple-fold.c (maybe_build_generic_op): Likewise.
6024 2016-04-20 Marek Polacek <polacek@redhat.com>
6026 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6029 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6031 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6032 use kmovw to support AVX512F target.
6034 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6036 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6038 2016-04-20 Marek Polacek <polacek@redhat.com>
6040 PR tree-optimization/70725
6041 * tree-if-conv.c (is_false_predicate): New function.
6042 (predicate_mem_writes): Use it.
6044 2016-04-20 Richard Biener <rguenther@suse.de>
6046 PR tree-optimization/70726
6047 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6048 shift amounts from a pattern stmt operand.
6050 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6053 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6054 stack_restore_from_fpr pattern when restoring r15.
6055 (s390_optimize_prologue): Strip away the memory barrier in the
6056 parallel when trying to get rid of restore insns.
6057 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6058 definition for loading the stack pointer from an FPR. Compared to
6059 the normal move insn this pattern includes a full memory barrier.
6061 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6064 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6065 implicitly linear or lastprivate iterator on the outer context.
6067 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6071 * config/i386/i386.md (ssememalign): Removed.
6072 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6074 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6077 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6078 const short * to __builtin_ia32_loaddquhi512_mask.
6079 (_mm512_maskz_loadu_epi16): Likewise.
6080 (_mm512_mask_storeu_epi16): Pass short * to
6081 __builtin_ia32_storedquhi512_mask.
6082 (_mm512_mask_loadu_epi8): Pass const char * to
6083 __builtin_ia32_loaddquqi512_mask.
6084 (_mm512_maskz_loadu_epi8): Likewise.
6085 (_mm512_mask_storeu_epi8): Pass char * to
6086 __builtin_ia32_storedquqi512_mask.
6087 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6088 const double * to __builtin_ia32_loadupd512_mask.
6089 (_mm512_mask_loadu_pd): Likewise.
6090 (_mm512_maskz_loadu_pd): Likewise.
6091 (_mm512_storeu_pd): Pass double * to
6092 __builtin_ia32_storeupd512_mask.
6093 (_mm512_mask_storeu_pd): Likewise.
6094 (_mm512_loadu_ps): Pass const float * to
6095 __builtin_ia32_loadups512_mask.
6096 (_mm512_mask_loadu_ps): Likewise.
6097 (_mm512_maskz_loadu_ps): Likewise.
6098 (_mm512_storeu_ps): Pass float * to
6099 __builtin_ia32_storeups512_mask.
6100 (_mm512_mask_storeu_ps): Likewise.
6101 (_mm512_mask_loadu_epi64): Pass const long long * to
6102 __builtin_ia32_loaddqudi512_mask.
6103 (_mm512_maskz_loadu_epi64): Likewise.
6104 (_mm512_mask_storeu_epi64): Pass long long *
6105 to __builtin_ia32_storedqudi512_mask.
6106 (_mm512_loadu_si512): Pass const int * to
6107 __builtin_ia32_loaddqusi512_mask.
6108 (_mm512_mask_loadu_epi32): Likewise.
6109 (_mm512_maskz_loadu_epi32): Likewise.
6110 (_mm512_storeu_si512): Pass int * to
6111 __builtin_ia32_storedqusi512_mask.
6112 (_mm512_mask_storeu_epi32): Likewise.
6113 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6114 char * to __builtin_ia32_storedquqi256_mask.
6115 (_mm_mask_storeu_epi8): Likewise.
6116 (_mm256_mask_loadu_epi16): Pass const short * to
6117 __builtin_ia32_loaddquhi256_mask.
6118 (_mm256_maskz_loadu_epi16): Likewise.
6119 (_mm_mask_loadu_epi16): Pass const short * to
6120 __builtin_ia32_loaddquhi128_mask.
6121 (_mm_maskz_loadu_epi16): Likewise.
6122 (_mm256_mask_loadu_epi8): Pass const char * to
6123 __builtin_ia32_loaddquqi256_mask.
6124 (_mm256_maskz_loadu_epi8): Likewise.
6125 (_mm_mask_loadu_epi8): Pass const char * to
6126 __builtin_ia32_loaddquqi128_mask.
6127 (_mm_maskz_loadu_epi8): Likewise.
6128 (_mm256_mask_storeu_epi16): Pass short * to.
6129 __builtin_ia32_storedquhi256_mask.
6130 (_mm_mask_storeu_epi16): Pass short * to.
6131 __builtin_ia32_storedquhi128_mask.
6132 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6133 const double * to __builtin_ia32_loadupd256_mask.
6134 (_mm256_maskz_loadu_pd): Likewise.
6135 (_mm_mask_loadu_pd): Pass onst double * to
6136 __builtin_ia32_loadupd128_mask.
6137 (_mm_maskz_loadu_pd): Likewise.
6138 (_mm256_mask_storeu_pd): Pass double * to
6139 __builtin_ia32_storeupd256_mask.
6140 (_mm_mask_storeu_pd): Pass double * to
6141 __builtin_ia32_storeupd128_mask.
6142 (_mm256_mask_loadu_ps): Pass const float * to
6143 __builtin_ia32_loadups256_mask.
6144 (_mm256_maskz_loadu_ps): Likewise.
6145 (_mm_mask_loadu_ps): Pass const float * to
6146 __builtin_ia32_loadups128_mask.
6147 (_mm_maskz_loadu_ps): Likewise.
6148 (_mm256_mask_storeu_ps): Pass float * to
6149 __builtin_ia32_storeups256_mask.
6150 (_mm_mask_storeu_ps): ass float * to
6151 __builtin_ia32_storeups128_mask.
6152 (_mm256_mask_loadu_epi64): Pass const long long * to
6153 __builtin_ia32_loaddqudi256_mask.
6154 (_mm256_maskz_loadu_epi64): Likewise.
6155 (_mm_mask_loadu_epi64): Pass const long long * to
6156 __builtin_ia32_loaddqudi128_mask.
6157 (_mm_maskz_loadu_epi64): Likewise.
6158 (_mm256_mask_storeu_epi64): Pass long long * to
6159 __builtin_ia32_storedqudi256_mask.
6160 (_mm_mask_storeu_epi64): Pass long long * to
6161 __builtin_ia32_storedqudi128_mask.
6162 (_mm256_mask_loadu_epi32): Pass const int * to
6163 __builtin_ia32_loaddqusi256_mask.
6164 (_mm256_maskz_loadu_epi32): Likewise.
6165 (_mm_mask_loadu_epi32): Pass const int * to
6166 __builtin_ia32_loaddqusi128_mask.
6167 (_mm_maskz_loadu_epi32): Likewise.
6168 (_mm256_mask_storeu_epi32): Pass int * to
6169 __builtin_ia32_storedqusi256_mask.
6170 (_mm_mask_storeu_epi32): Pass int * to
6171 __builtin_ia32_storedqusi128_mask.
6172 * config/i386/i386-builtin-types.def (PCSHORT): New.
6174 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6175 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6176 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6177 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6178 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6179 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6180 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6181 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6182 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6183 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6184 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6185 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6186 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6187 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6188 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6189 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6190 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6191 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6192 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6193 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6194 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6195 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6196 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6197 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6198 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6199 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6200 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6201 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6202 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6203 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6204 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6205 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6206 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6207 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6208 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6209 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6210 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6211 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6212 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6213 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6214 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6215 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6216 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6217 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6218 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6219 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6220 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6221 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6222 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6224 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6225 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6227 (ix86_expand_vector_move_misalign): Likewise.
6228 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6229 to scalar function prototype for unaligned load/store builtins.
6230 (ix86_expand_special_args_builtin): Updated.
6231 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6232 (UNSPEC_STOREU): Likewise.
6233 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6234 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6235 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6236 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6237 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6238 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6239 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6240 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6241 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6242 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6243 (<avx512>_storedqu<mode>_mask): Likewise.
6244 (*sse4_2_pcmpestr_unaligned): Likewise.
6245 (*sse4_2_pcmpistr_unaligned): Likewise.
6246 (*mov<mode>_internal): Renamed to ...
6247 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6248 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6249 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6250 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6252 2016-04-19 Richard Biener <rguenther@suse.de>
6254 PR tree-optimization/70171
6255 * tree-ssa-phiprop.c: Include stor-layout.h.
6256 (phiprop_insert_phi): Handle the aggregate copy case.
6257 (propagate_with_phi): Likewise.
6259 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6261 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6262 instead of simplify_gen_subreg (... , 0).
6263 (ix86_delegitimize_address): Ditto.
6264 (ix86_split_divmod): Ditto.
6265 (ix86_split_copysign_const): Ditto.
6266 (ix86_split_copysign_var): Ditto.
6267 (ix86_expand_args_builtin): Ditto.
6268 (ix86_expand_round_builtin): Ditto.
6269 (ix86_expand_special_args_builtin): Ditto.
6270 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6271 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6272 (udivmodqi4): Ditto.
6273 (absneg splitters): Ditto.
6274 (*jcc_bt<mode>_1): Ditto.
6276 2016-04-19 Richard Biener <rguenther@suse.de>
6278 PR tree-optimization/70724
6279 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6280 restoring out from ...
6281 (free_scc_vn): ... here.
6282 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6283 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6285 (pass_fre::execute): Restore SSA info.
6287 2016-04-19 Richard Biener <rguenther@suse.de>
6289 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6290 * gimple-walk.c (walk_gimple_op): Initialize it.
6291 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6292 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6293 remapping SSA names of defs.
6294 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6297 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6300 * lra-constraints.c (equiv_substition_p): New.
6301 (process_alt_operands): Use it.
6302 (swap_operands): Swap it.
6303 (curr_insn_transform): Update it.
6305 2016-04-18 Michael Matz <matz@suse.de>
6307 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6308 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6309 * tree-core.h (tree_type_common.align): Use bit-field.
6310 (tree_type_common.spare): New.
6311 (tree_decl_common.off_align): Make smaller.
6312 (tree_decl_common.align): Use bit-field.
6314 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6315 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6316 (scan_sharing_clauses): Ditto.
6317 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6318 (omp_finish_file): Ditto.
6319 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6320 (layout_decl): Ditto.
6321 (relayout_decl): Ditto.
6322 (finalize_record_size): Use SET_TYPE_ALIGN.
6323 (finalize_type_size): Ditto.
6324 (finish_builtin_struct): Ditto.
6325 (layout_type): Ditto.
6326 (initialize_sizetypes): Ditto.
6327 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6328 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6329 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6330 (get_chain_field): Ditto.
6331 (get_trampoline_type): Ditto.
6332 (get_nl_goto_field): Ditto.
6333 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6335 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6336 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6337 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6338 (build_qualified_type): Use SET_TYPE_ALIGN.
6339 (build_aligned_type, build_range_type_1): Ditto.
6340 (build_atomic_base): Ditto.
6341 (build_common_tree_nodes): Ditto.
6342 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6343 (expand_one_stack_var_at): Ditto.
6344 * coverage.c (build_var): Use SET_DECL_ALIGN.
6345 * except.c (init_eh): Ditto.
6346 * function.c (assign_parm_setup_block): Ditto.
6347 * symtab.c (increase_alignment_1): Ditto.
6348 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6349 * tree-vect-stmts.c (ensure_base_align): Ditto.
6350 * varasm.c (align_variable): Ditto.
6351 (assemble_variable): Ditto.
6352 (build_constant_desc): Ditto.
6353 (output_constant_def_contents): Ditto.
6355 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6356 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6357 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6358 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6359 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6361 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6364 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6365 replace %vmovsd with "%vmovq".
6366 (vec_concatv2df): Likewise.
6368 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6370 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6371 (*vec_extractv2si_0): Ditto.
6372 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6373 (zero_extended_scalar_load_operand splitters): Ditto.
6374 (vec_extract splitters): Ditto.
6375 (*vec_extractv4si_0_zext): Ditto.
6376 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6378 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6379 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6380 (*sse4_1_extractps): Use lowpart_subreg.
6381 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6383 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6385 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6387 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6388 Mention Solaris 11 packaging changes.
6389 Update gas and gld requirements.
6390 Remove reference to pre-Solaris 10 bug.
6391 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6393 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6396 2016-04-17 Jan Hubicka <jh@suse.cz>
6398 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6399 max_loop_iterations_int.
6401 2016-04-18 Richard Biener <rguenther@suse.de>
6403 PR tree-optimization/43434
6404 * tree-ssa-structalias.c (struct vls_data): New.
6405 (visit_loadstore): Handle all pointer-based accesses.
6406 (compute_dependence_clique): Compute a bitmap of restrict tags
6407 assigned bases and pass it to visit_loadstore.
6409 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6412 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6413 armv8.1-a and armv8.1-a+crc.
6415 2016-04-18 Richard Biener <rguenther@suse.de>
6417 PR tree-optimization/70701
6418 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6419 references after translating through a memcpy.
6421 2016-04-18 Richard Biener <rguenther@suse.de>
6423 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6424 (compute_antic): ... here. For partial antic use regular
6425 postorder and scrap iteration.
6426 (compute_partial_antic_aux): Remove unused return value.
6427 (init_pre): Do not allocate postorder.
6428 (fini_pre): Do not free postorder.
6430 2016-04-18 Richard Biener <rguenther@suse.de>
6433 * expmed.c (extract_bit_field_1): Remove broken case
6434 using a wider MODE_INT mode.
6436 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6438 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6439 unless compiling with at least GCC-4.8.
6441 2016-04-17 Jan Hubicka <jh@suse.cz>
6444 * graphite.c (graphite_finalize): Update call to
6445 tree_estimate_probability.
6446 * predict.h (tree_estimate_probability): Update prototype.
6448 2016-04-17 Jan Hubicka <jh@suse.cz>
6450 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6451 (tree_estimate_probability): Likewise.
6452 (pass_profile::execute): Update.
6453 (report_predictor_hitrates): New function.
6454 * profile.c (compute_branch_probabilities): Use it.
6455 * predict.h (report_predictor_hitrates): Declare.
6457 2016-04-17 Jan Hubicka <jh@suse.cz>
6460 * cgraph.h (cgraph_node::set_const_flag,
6461 cgraph_node::set_pure_flag): Update prototype to return bool;
6463 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6464 of interposable symbol are interposable, too.
6465 (cgraph_set_const_flag_1): Rename to ...
6466 (set_const_flag_1): ... this one; change to self recursive function
6467 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6468 clearnig the flag in all variants and also virtual thunks of const
6469 functions are pure; track if any change was done.
6470 (cgraph_node::set_const_flag): Update.
6471 (struct set_pure_flag_info): New struct.
6472 (cgraph_set_pure_flag_1): Rename to ...
6473 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6474 rather than pointer encoded flags; track if any changes was done;
6475 handle correctly clearning flag and setting flag of aliases already
6477 (cgraph_node::set_pure_flag): Update.
6478 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6480 2016-04-17 Tom de Vries <tom@codesourcery.com>
6483 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6486 2016-04-17 Tom de Vries <tom@codesourcery.com>
6488 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6489 '{}<> ' as escape-for-record.
6491 2016-04-17 Tom de Vries <tom@codesourcery.com>
6493 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6496 2016-04-17 Tom de Vries <tom@codesourcery.com>
6499 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6500 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6501 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6502 * passes.c (finish_optimization_passes): Only call
6503 finish_graph_dump_file if dfi->graph_dump_initialized.
6504 (execute_function_dump, pass_init_dump_file): Use
6505 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6507 2016-04-17 Tom de Vries <tom@codesourcery.com>
6509 PR tree-optimization/70256
6510 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6511 (debug_varmap): New function.
6513 2016-04-17 Tom de Vries <tom@codesourcery.com>
6516 * passes.c (pass_manager::register_pass): Propagate pflags.
6518 2016-04-17 Tom de Vries <tom@codesourcery.com>
6521 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6522 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6523 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6524 check if it's equal to p_start.
6525 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6527 2016-04-15 Jan Hubicka <jh@suse.cz>
6530 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6531 function does not bind to current def.
6532 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6533 handle conservatively calls to functions that does not need to bind
6535 (check_call): Update call of worse_state.
6536 (ignore_edge_for_nothrow): Update.
6537 (ignore_edge_for_pure_const): Likewise.
6538 (propagate_pure_const): Update calls to worse_state.
6539 (skip_function_for_local_pure_const): Reformat comments.
6541 2016-04-15 Jan Hubicka <jh@suse.cz>
6544 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6545 (cgraph_node::function_symbol): Likewise.
6546 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6547 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6548 (symtab_node::ultimate_alias_target): Add REF parameter.
6549 (symtab_node::binds_to_current_def_p): Declare.
6550 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6551 (cgraph_node::function_symbol): Likewise.
6552 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6553 (cgraph_node::get_availability): Likewise.
6554 (cgraph_edge::binds_to_current_def_p): New inline function.
6555 (varpool_node::get_availability): Add REF parameter.
6556 (varpool_node::ultimate_alias_target): Likewise.
6557 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6558 (symtab_node::binds_to_current_def_p): Likewise.
6559 * varpool.c (varpool_node::get_availability): Likewise.
6561 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6564 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6565 Fix mode size check.
6567 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6569 * BASE-VER: Set to 7.0.0.
6571 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6573 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6575 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6577 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6578 architecture revisions.
6580 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6582 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6583 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6584 * config/i386/i386.md (stack decrement to push peepholes): Guard
6585 with !x86_using_red_zone ().
6587 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6590 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6591 to dump_generic_node.
6592 (NIY): Pass also flags to do_niy.
6594 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6596 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6597 (simd_clone_vector_of_formal_parm_types)
6598 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6599 (simd_clone_mangle, simd_clone_create)
6600 (simd_clone_adjust_return_type, create_tmp_simd_array)
6601 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6602 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6603 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6604 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6605 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6606 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6607 * omp-simd-clone.c: ... this new file.
6608 (simd_clone_vector_of_formal_parm_types): Make it static.
6609 * Makefile.in (OBJS): Add omp-simd-clone.o.
6611 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6614 * config/i386/sse.md: Use proper memory operand modifiers.
6617 2016-04-15 Richard Biener <rguenther@suse.de>
6618 Alan Modra <amodra@gmail.com>
6620 PR tree-optimization/70130
6621 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6622 when alignment stays not the same and no not use the realign
6625 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6628 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6629 direct move handlers for KFmode. Change TFmode handlers test from
6630 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6632 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6635 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6636 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6637 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6638 * tree-ssa-live.c (remove_unused_scope_block_p): When
6639 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6640 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6641 block_ultimate_origin is FUNCTION_DECL.
6642 (remove_unused_locals): If current_function_decl is
6643 polymorphic_ctor_dtor_p, pass initial true to
6644 remove_unused_scope_block_p' is_ctor_dtor_block.
6646 2016-04-14 Martin Sebor <msebor@redhat.com>
6651 * doc/extend.texi (Variable Length): Revert.
6653 2016-04-14 Marek Polacek <polacek@redhat.com>
6654 Jan Hubicka <hubicka@ucw.cz>
6657 * tree.c (verify_type): Disable the canonical type of main variant
6660 2016-04-14 Jason Merrill <jason@redhat.com>
6662 * cfgexpand.c, expr.c: Revert previous change.
6664 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6667 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6668 when building a mem ref for the incoming reduction variable.
6670 2016-04-14 Richard Biener <rguenther@suse.de>
6672 PR tree-optimization/70614
6673 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6674 loop if the evolution dropped to chrec_dont_know.
6675 (interpret_condition_phi): Likewise.
6677 2016-04-14 Richard Biener <rguenther@suse.de>
6679 PR tree-optimization/70623
6680 * tree-ssa-pre.c (changed_blocks): Make global ...
6681 (compute_antic): ... local here. Move and fix worklist
6682 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6683 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6684 worklist handling, dump when ANTIC_IN changed.
6685 (compute_partial_antic_aux): Remove worklist handling.
6686 (init_pre): Do not compute post dominators. Add a comment about
6687 the CFG order chosen.
6688 (fini_pre): Do not free post dominators.
6690 2016-04-13 Martin Sebor <msebor@redhat.com>
6695 * doc/extend.texi (Variable Length): Document C++ specifics.
6697 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6700 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6701 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6702 eh edges have been purged.
6705 * tree-sra.c (create_access_replacement,
6706 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6708 * tree-pretty-print.c (dump_fancy_name): New function.
6709 (dump_decl_name, dump_generic_node): Use it.
6711 2016-04-13 Jason Merrill <jason@redhat.com>
6713 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6714 * expr.c (expand_expr_real_1): Likewise.
6716 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6718 * config/i386/i386.md (kunpckhi): Swap operands.
6719 (kunpcksi): Likewise.
6720 (kunpckdi): Likewise.
6721 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6722 (vec_pack_trunc_<mode>): Likewise.
6724 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6727 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6730 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6731 gimplification turns some element into non-constant.
6734 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6735 * explow.c (convert_memory_address_addr_space_1): No longer static,
6736 add NO_EMIT argument and don't call convert_modes if true, pass
6737 it down recursively, remove break after return.
6738 (convert_memory_address_addr_space): Adjust caller.
6739 * simplify-rtx.c (simplify_unary_operation_1): Call
6740 convert_memory_address_addr_space_1 instead of convert_memory_address,
6741 if it returns NULL, don't simplify.
6743 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6746 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6748 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6750 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6751 Bump the upper SIMDLEN limits, so that if the return type or
6752 characteristic type if the return type is void can be passed in
6753 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6756 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6759 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6760 Do not use "=" constraint on an input constraint.
6761 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6762 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6763 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6764 generates (neg (abs ...)) instead of (abs ...).
6766 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6768 PR rtl-optimization/70596
6769 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6770 just invalidate LRA data and reset them. Adjust dump wording.
6772 2016-04-12 Martin Liska <mliska@suse.cz>
6775 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6777 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6779 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6780 max_loop_iterations_int.
6781 (tree_unswitch_outer_loop): Likewise.
6782 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6783 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6785 2016-04-12 Tom de Vries <tom@codesourcery.com>
6787 PR tree-optimization/68756
6788 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6789 instead of new_name.
6791 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6793 PR tree-optimization/70602
6794 * tree-sra.c (generate_subtree_copies): Don't write anything into
6795 constant pool decls.
6797 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6798 regardless whether there are depend clauses or not.
6800 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6803 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6804 target attribute and pragma from changing the -mfloat128
6805 and -mfloat128-hardware options.
6807 * doc/extend.texi (Additional Floating Types): Document PowerPC
6808 __float128 restrictions.
6810 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6813 * config/aarch64/driver-aarch64.c
6814 (aarch64_get_extension_string_for_isa_flags): New.
6815 (arch_extension): Rename to...
6816 (aarch64_arch_extension): ...This.
6817 (ext_to_feat_string): Rename to...
6818 (aarch64_extensions): ...This.
6819 (aarch64_core_data): Keep track of architecture extension flags.
6820 (cpu_data): Rename to...
6821 (aarch64_cpu_data): ...This.
6822 (aarch64_arch_driver_info): Keep track of architecture extension
6824 (get_arch_name_from_id): Rename to...
6825 (get_arch_from_id): ...This, change return type.
6826 (host_detect_local_cpu): Update and reformat for renames, handle
6827 extensions through common infrastructure.
6829 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6832 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6833 track of a canonical flag name.
6834 (all_extensions): Likewise.
6835 (arch_to_arch_name): Also track extension flags enabled by the arch.
6836 (all_architectures): Likewise.
6837 (aarch64_parse_extension): Move to here.
6838 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6840 (aarch64_rewrite_selected_cpu): Update for above change.
6841 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6842 are handled, such that the single explicit value enabled by an
6843 extension is kept seperate from the implicit values it also enables.
6844 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6846 (aarch64_parse_extension): New.
6847 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6848 here to config/aarch64/aarch64-protos.h.
6849 (aarch64_parse_extension): Move from here to
6850 common/config/aarch64/aarch64-common.c.
6851 (aarch64_option_print): Update.
6852 (aarch64_declare_function_name): Likewise.
6853 (aarch64_start_file): Likewise.
6854 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6855 the canonical flag for extensions.
6856 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6859 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6861 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6864 2016-04-09 Tom de Vries <tom@codesourcery.com>
6866 PR tree-optimization/68953
6867 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6868 first to last subscript.
6870 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6872 PR tree-optimization/70586
6873 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6876 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6880 PR tree-optimization/70373
6884 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6885 clauses for acc parallel reductions as necessary. Error on those
6887 * omp-low.c (scan_sharing_clauses): Don't install variables which
6888 are used in acc parallel reductions.
6889 (lower_rec_input_clauses): Remove dead code.
6890 (lower_oacc_reductions): Add support for reference reductions.
6891 (lower_reduction_clauses): Remove dead code.
6892 (lower_omp_target): Don't remap variables appearing in acc parallel
6894 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6896 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6899 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6900 with multiple SSA_NAME defs, force the outputs other than first
6901 to be live before calling live_track_process_def on each output.
6903 PR rtl-optimization/70574
6904 * fwprop.c (forward_propagate_and_simplify): Don't add
6905 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6906 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6907 paradoxical subregs within *loc.
6909 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6911 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6912 -ftree-parallelize-loops={0,1}.
6913 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6914 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6915 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6916 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6917 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6919 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6922 * asan.c (instrument_derefs): If we get unknown location, extract it
6924 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6926 2016-04-08 Tom de Vries <tom@codesourcery.com>
6928 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6929 implicit firstprivate clause.
6931 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6934 * config/arm/thumb2.md (tst + branch-> lsls + branch
6935 peephole below *orsi_not_shiftsi_si): Require that condition
6936 register is dead after the peephole.
6937 (second peephole after the above): Likewise.
6939 2016-04-08 Alan Modra <amodra@gmail.com>
6942 * builtins.c (fold_builtin_classify): For IBM extended precision,
6943 look at just the high-order double to test for NaN.
6944 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6945 test just the high double for Inf but both doubles for subnormal
6948 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6950 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6951 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6952 node->simdclone->mask_mode != VOIDmode masks.
6953 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6954 earlier, use it instead of node->simdclone.
6955 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6956 Set clonei->mask_mode.
6958 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6961 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6962 Pass it through to cp_parser_already_scoped_statement.
6963 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6964 it through to cp_parser_statement.
6965 (cp_parser_statement): Pass IF_P through to
6966 cp_parser_iteration_statement.
6967 (cp_parser_pragma): Adjust call to
6968 cp_parser_iteration_statement.
6970 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6973 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6974 resolve a future -Wparentheses warning.
6975 * omp-low.c (scan_sharing_clauses): Likewise.
6976 * tree-parloops.c (eliminate_local_variables): Likewise.
6978 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6980 PR rtl-optimization/70398
6981 * lra-constraints.c (process_address_1): Check zero scale and code
6982 for reloading with zero scale.
6984 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6987 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6989 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6991 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6992 Add support for AVX512F clones, include them by default for
6993 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6994 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6998 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6999 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7000 firstprivate clauses.
7001 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7002 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7003 (lower_omp_target): Set TREE_NO_WARNING for
7004 non-addressable possibly uninitialized vars which are copied into
7005 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7007 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7009 * config/pa/predicates.md (integer_store_memory_operand): Accept
7010 REG+D operands with a large offset when reload_in_progress is true.
7011 (floating_point_store_memory_operand): Likewise.
7013 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7016 * match.pd (nested int casts): Limit to GIMPLE.
7018 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7021 * ipa-devirt.c (maybe_record_node): Fix comment; use
7022 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7024 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7026 PR rtl-optimization/70542
7027 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7028 if there are any uses other than insn or debug insns.
7030 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7031 Jakub Jelinek <jakub@redhat.com>
7033 PR tree-optimization/70509
7034 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7035 Shift HOST_WIDE_INT_1U instead of 1.
7037 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7039 PR tree-optimization/70509
7040 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7041 of the vector base type for index.
7043 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7046 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7048 2016-04-05 Richard Biener <rguenther@suse.de>
7050 PR tree-optimization/70526
7051 * tree-sra.c (build_ref_for_offset): Use prev_base to
7052 extract the alias pointer type.
7054 2016-04-05 Richard Biener <rguenther@suse.de>
7056 * dse.c (struct store_info): Remove alias_set member.
7057 (struct read_info_type): Likewise.
7058 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7059 spill_deleted, clear_alias_set_lookup): Remove.
7060 (get_group_info): Remove dead base == NULL_RTX case.
7061 (dse_step0): Remove initialization of removed variables.
7062 (delete_dead_store_insn): Reomve alias set dumping.
7063 (free_read_records): Remove alias_set handling.
7064 (canon_address): Remove alias_set_out parameter.
7065 (record_store): Remove spill_alias_set, it's always zero.
7066 (check_mem_read_rtx): Likewise.
7067 (dse_step2): Rename from ...
7068 (dse_step2_nospill): ... this. Adjust.
7069 (scan_stores): Rename from ...
7070 (scan_stores_nospill): ... this.
7071 (scan_reads): Rename from ...
7072 (scan_reads_nospill): ... this.
7073 (scan_stores_spill, scan_reads_spill): Remove.
7074 (dse_step3_scan): Remove for_spills argument which is always false.
7075 (dse_step3): Likewise.
7076 (dse_step5): Rename from ...
7077 (dse_step5_nospill): ... this. Remove alias_set handling.
7078 (rest_of_handle_dse): Adjust.
7080 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7083 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7084 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7085 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7086 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7088 2016-04-05 Richard Biener <rguenther@suse.de>
7091 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7092 non-register type temporaries into SSA.
7094 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7097 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7098 calls when sanitizing.
7099 (possible_polymorphic_call_target_p): Fix formatting.
7101 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7102 Jakub Jelinek <jakub@redhat.com>
7105 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7106 to ensure a call statement is compatible with a built-in's
7108 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7111 2016-04-04 Richard Biener <rguenther@suse.de>
7113 PR rtl-optimization/70484
7114 * rtl.h (canon_output_dependence): Declare.
7115 * alias.c (canon_output_dependence): New function.
7116 * dse.c (record_store): Use canon_output_dependence rather
7117 than canon_true_dependence.
7119 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7122 * cgraph.h (symtab_node::copy_visibility_from): New function.
7123 * symtab.c (symtab_node::copy_visibility_from): New function.
7124 * ipa-visibility.c (optimize_weakref): New function.
7125 (function_and_variable_visibility): Use it.
7127 2016-04-04 Martin Liska <mliska@suse.cz>
7130 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7131 value that is really in range handled by SBR instruction.
7132 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7133 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7134 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7136 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7140 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7141 set, but not for SP_REG operands.
7143 2016-04-02 Martin Sebor <msebor@redhat.com>
7146 * fold-const.c (maybe_nonzero_address): New function.
7147 (fold_comparison): Call it. Fold equality and relational
7148 expressions involving null pointers.
7149 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7151 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7153 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7154 the "Y" constraint (scalar FP 0.0 immediate).
7156 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7157 Add the "const_double" to the list of operand constraints.
7159 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7161 PR rtl-optimization/70467
7162 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7163 If low word of the last operand is 0, just emit addition/subtraction
7166 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7169 * config/s390/s390.c (s390_expand_insv): Check for everything
7170 constant instead of just VOIDmode stuff.
7172 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7175 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7177 2016-04-01 Nathan Sidwell <nathan@acm.org>
7179 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7181 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7183 PR rtl-optimization/70461
7184 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7187 2016-03-31 Martin Liska <mliska@suse.cz>
7190 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7191 a tree value or an immediate integer value to a buffer
7192 that is eventually copied to a BRIG section.
7193 (emit_immediate_operand): Call the function here.
7194 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7195 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7196 of class' fields that are removed.
7197 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7198 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7199 m_brig_repr_size fields.
7201 2016-03-31 Martin Liska <mliska@suse.cz>
7204 * hsa-gen.c (hsa_function_representation::update_dominance): New
7206 (convert_addr_to_flat_segment): Likewise.
7207 (gen_hsa_memory_set): New alignment argument.
7208 (gen_hsa_ctor_assignment): Likewise.
7209 (gen_hsa_insns_for_single_assignment): Provide alignment
7210 to gen_hsa_ctor_assignment.
7211 (gen_hsa_insns_for_direct_call): Add new argument.
7212 (expand_lhs_of_string_op): New function.
7213 (expand_string_operation_builtin): Likewise.
7214 (expand_memory_copy): New function.
7215 (expand_memory_set): New function.
7216 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7217 (convert_switch_statements): Change signature.
7218 (generate_hsa): Use a return value of the function.
7219 (pass_gen_hsail::execute): Do not call
7220 convert_switch_statements here.
7221 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7222 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7223 (hsa_function_representation::update_dominance): New function.
7225 2016-03-31 Martin Liska <mliska@suse.cz>
7228 * hsa-brig.c (emit_directive_variable): Emit alignment
7229 according to hsa_symbol::m_align.
7230 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7231 (dump_hsa_symbol): Dump alignment of HSA symbols.
7232 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7233 (gen_hsa_addr_with_align): New function.
7234 (hsa_bitmemref_alignment): Use newly added function.
7235 (gen_hsa_insns_for_load): Likewise.
7236 (gen_hsa_insns_for_store): Likewise.
7237 (gen_hsa_memory_copy): New argument added.
7238 (gen_hsa_insns_for_single_assignment): Respect
7239 alignment for assignments processed via gen_hsa_memory_copy.
7240 (gen_hsa_insns_for_direct_call): Likewise.
7241 (gen_hsa_insns_for_return): Likewise.
7242 (gen_function_def_parameters): Set default alignment.
7243 * hsa.c (hsa_object_alignment): New function.
7244 (hsa_byte_alignment): Pasted function.
7245 * hsa.h (hsa_symbol::m_align): New field.
7247 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7249 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7250 scratch field for goto case.
7252 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7254 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7256 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7259 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7260 (scalar_chain::convert_insn): Call convert_op for reg
7261 moves to handle undefined registers.
7263 2016-03-31 Nathan Sidwell <nathan@acm.org>
7266 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7267 Assert we don't want to move backwards.
7269 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7272 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7274 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7276 PR rtl-optimization/70460
7277 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7278 with operand from REG_LABEL_OPERAND, instead substitute
7279 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7280 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7282 2016-03-31 Martin Liska <mliska@suse.cz>
7284 * passes.c (execute_one_pass): Do not call
7285 todo_after for a discarded function.
7287 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7289 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7290 (no_cost, infinite_cost): Initialize the new field.
7291 (get_computation_cost_at): Record setup cost.
7292 (determine_use_iv_cost_address): Skip cost computation for sub
7293 uses if we can estimate it without losing accuracy.
7295 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7297 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7299 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7300 max_loop_iterations_int.
7301 (tree_unswitch_outer_loop): Likewise.
7302 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7303 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7305 2016-03-30 Richard Biener <rguenther@suse.de>
7308 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7310 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7313 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7314 in gen_blendm expander.
7316 2016-03-30 Nick Clifton <nickc@redhat.com>
7319 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7320 case where we are already provided with an SImode SUBREG.
7322 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7326 conflict between DRAP register and __builtin_eh_return.
7328 2016-03-30 Michael Matz <matz@suse.de>
7329 Richard Biener <rguenther@suse.de>
7332 * ipa-polymorphic-call.c (struct type_change_info): Change
7333 speculative to an unsigned allowing to limit the work we do.
7334 (csftc_abort_walking_p): New inline function..
7335 (check_stmt_for_type_change): Limit the number of may-defs
7336 skipped for speculative devirtualization to
7337 max-speculative-devirt-maydefs.
7338 * params.def (max-speculative-devirt-maydefs): New param.
7339 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7341 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7344 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7347 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7349 PR tree-optimization/59124
7350 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7351 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7353 2016-03-29 Jeff Law <law@redhat.com>
7355 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7357 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7359 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7362 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7364 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7365 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7366 gcrt0.o if linking dynamically.
7368 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7371 * ipa-devirt.c (methods_equal_p): New function.
7372 (compare_virtual_tables): Use it.
7373 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7374 * cgraphclones.c (clone_function_name_1): Use
7375 symbol_table::symbol_suffix_separator.
7376 * coverage.c (build_var): Likewise.
7377 * symtab.c (symbol_table::symbol_suffix_separator): New.
7379 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7381 PR rtl-optimization/70429
7382 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7383 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7384 mode != result_mode.
7387 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7389 PR tree-optimization/70405
7390 * ssa-iterators.h (num_imm_uses): Add missing braces.
7392 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7394 PR rtl-optimization/68695
7395 * ira-color.c (allocno_copy_cost_saving): New.
7396 (improve_allocation): Use it.
7398 2016-03-29 Richard Henderson <rth@redhat.com>
7401 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7403 2016-03-29 Richard Biener <rguenther@suse.de>
7406 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7407 use alignment returned by get_pointer_alignment_1 if it is
7408 bigger than BITS_PER_UNIT.
7409 * builtins.c (get_pointer_alignment_1): Do not return true
7410 for alignment extracted from SSA info.
7412 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7414 * config/ft32/ft32.opt (mnodiv): New.
7415 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7416 * doc/invoke.texi (FT32 Options -mnodiv): New.
7418 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7421 * config/i386/i386.md (define_split, andn): Fix modes.
7423 2016-03-26 Richard Biener <rguenther@suse.de>
7424 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7427 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7429 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7430 as 2nd argument to cl_optimization_restore().
7432 2016-03-25 Richard Henderson <rth@redhat.com>
7435 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7436 * config/aarch64/aarch64-protos.h: Declare it.
7437 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7439 2016-03-25 Alan Modra <amodra@gmail.com>
7442 * config/rs6000/constraints.md (j): Simplify.
7443 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7445 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7446 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7447 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7448 in all constraint alternatives.
7449 (movtd_64bit_nodm): Delete "j" constraint alternative.
7451 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7453 * tree-ssa-propagate.c: Enhance docs for
7454 SSA_PROP_NOT_INTERESTING.
7456 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7458 * doc/extend.texi: Fix typo in documentation to pure attribute.
7460 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7463 * config/pa/pa.md (bswapdi2): Use a scratch register.
7465 2016-03-24 Richard Henderson <rth@redhat.com>
7468 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7471 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7473 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7474 using ix86_expand_binary_operator instead of gen_andsi3.
7476 2016-03-24 Richard Biener <rguenther@suse.de>
7478 PR tree-optimization/70396
7479 * tree-vect-stmts.c (vectorizable_comparison): Use
7480 get_vectype_for_scalar_type.
7482 2016-03-24 Richard Biener <rguenther@suse.de>
7485 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7486 with register bases.
7488 2016-03-24 Richard Biener <rguenther@suse.de>
7490 PR tree-optimization/70372
7491 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7492 build_all_ones_cst to also handle vector types correctly.
7494 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7497 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7500 2016-03-23 Marek Polacek <polacek@redhat.com>
7503 * doc/invoke.texi: Document -Wignored-attributes.
7505 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7507 PR tree-optimization/69042
7508 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7509 parameter from 30 to 40.
7511 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7513 PR tree-optimization/69042
7514 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7515 for use with constant offset stripped in base.
7517 2016-03-23 Richard Biener <rguenther@suse.de>
7520 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7521 mode compatibility check.
7522 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7524 2016-03-23 Jeff Law <law@redhat.com>
7526 PR tree-optimization/64058
7527 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7529 (struct ssa_conflicts): Move up earlier in the file.
7530 (conflicts_, var_map_): New static variables.
7531 (initialize_conflict_count): New function to initialize the
7532 CONFLICT_COUNT field for each conflict pair.
7533 (compare_pairs): Lazily initialize the conflict count and use it
7534 as the first tie-breaker.
7535 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7536 and wipe conflicts_ and map_ around the call to qsort. Remove
7537 special case for 2 coalesce pairs.
7538 * bitmap.c (bitmap_count_unique_bits): New function.
7539 (bitmap_count_bits_in_word): New function, extracted from
7541 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7542 * bitmap.h (bitmap_count_unique_bits): Declare it.
7544 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7547 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7548 transparent alias chain for decl assembler name.
7549 * config/sol2.c (solaris_assemble_visibility): Likewise.
7551 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7553 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7555 (v10_fdivs): Likewise.
7556 (v10_fdivd): Likewise.
7558 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7561 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7562 to not call fclose twice on file.
7564 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7566 PR tree-optimization/70354
7567 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7568 oprnd0 is wider than oprnd1 and there is a cast from the wider
7569 type to oprnd1, mask it with the mask of the narrower type.
7572 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7573 Optimize TARGET_STV splitters, if high or low word of last argument
7576 2016-03-22 Jeff Law <law@redhat.com>
7579 tree-ssa-threadbackward.c
7580 (fsm_find_control_statement_thread_paths): Correctly distinguish
7581 between old style jump threads vs FSM jump threads.
7583 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7586 * config/i386/i386.c (scalar_chain::convert_op): Support
7587 uninitialized register usage case.
7589 2016-03-22 Richard Biener <rguenther@suse.de>
7592 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7594 (capture::gen_transform): ... to change behavior when substituting
7595 a condition into cond or not-cond expr context.
7596 (dt_simplify::gen_1): Adjust.
7597 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7598 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7599 last change and instead change to
7600 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7601 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7603 2016-03-22 Anthony Green <green@moxielogic.com>
7605 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7606 issue for moxiebox targets.
7607 (CC1PLUS_SPEC): Ditto.
7609 2016-03-22 Richard Biener <rguenther@suse.de>
7612 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7615 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7617 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7619 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7622 * config/i386/i386.c (def_builtin): Handle
7623 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7625 (const struct builtin_description bdesc_special_args[]):
7626 Remove duplicate ISA bits.
7628 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7631 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7632 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7633 in a way that works also for AVX512BW.
7636 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7637 instead of source if operands[1] is xmm16 and above and
7638 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7639 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7642 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7643 on assign if (*from_p) is a comparison, set it to
7644 TREE_NO_WARNING (*from_p).
7646 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7649 * lra.c (restore_scratches): Ignore deleted insns.
7651 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7652 Jakub Jelinek <jakub@redhat.com>
7654 PR tree-optimization/70317
7655 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7658 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7661 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7662 of ix86_expand_move.
7664 (movti): Use general_operand for operand 1 predicate.
7666 2016-03-21 Martin Liska <mliska@suse.cz>
7668 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7670 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7672 2016-03-21 Martin Liska <mliska@suse.cz>
7675 * ipa-icf.c (sem_function::parse): Skip static
7676 constructors and destructors.
7678 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7681 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7682 function-like macro, peek following token(s) if it is followed
7683 by CPP_OPEN_PAREN token with optional padding in between, and
7684 if not, don't treat it like a macro.
7686 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7687 Alexander Monakov <amonakov@ispras.ru>
7689 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7690 for the stabs debug format.
7692 2016-03-21 Richard Biener <rguenther@suse.de>
7694 PR tree-optimization/70310
7695 * tree-vect-generic.c (expand_vector_condition): Fold the built
7698 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7701 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7702 Block third alternative for AVX-512VL target,
7704 2016-03-21 Martin Liska <mliska@suse.cz>
7707 * hsa-brig.c (emit_function_directives): Mark unemitted
7708 global variables for emission.
7709 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7710 (get_symbol_for_decl): Likewise.
7711 * hsa.h (struct hsa_symbol): New flag.
7713 2016-03-21 Richard Biener <rguenther@suse.de>
7715 PR tree-optimization/70288
7716 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7717 we do not estimate unsimplified all-constant conditionals or
7718 switches as optimized away.
7720 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7722 PR rtl-optimization/69102
7723 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7724 when we have a readonly dependency context.
7726 2016-03-18 Jeff Law <law@redhat.com>
7728 PR rtl-optimization/70263
7729 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7730 (update_equiv_regs): When trying to move a store to after the insn
7731 that sets the source of the store, make sure the store occurs after
7732 the insn that sets the source of the store. When successful note
7733 the REG_EQUIV note created in the dump file.
7735 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7736 Bernd Schmidt <bschmidt@redhat.com>
7738 * doc/extend.texi: Document more potential problems with basic asms.
7740 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7742 PR rtl-optimization/70278
7743 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7746 2016-03-18 Jason Merrill <jason@redhat.com>
7748 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7750 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7752 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7753 values to 128b regs.
7755 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7757 PR tree-optimization/70252
7758 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7759 boolean vector has a proper number of elements.
7760 (supportable_narrowing_operation): Likewise.
7762 2016-03-18 Tom de Vries <tom@codesourcery.com>
7765 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7767 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7769 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7770 instead of replace_rtx for DEBUG_INSNs.
7772 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7774 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7775 load type reservations.
7777 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7780 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7781 define_constraint for "Q" and "T" constraints.
7783 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7785 Tweak the pipeline model for Exynos M1
7787 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7790 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7793 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7794 where one or both locations aren't within a line_map.
7796 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7799 * opts.c (finish_options): Don't set flag_pie to the default if
7800 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7803 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7805 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7806 true as ALL_REGS argument to replace_rtx.
7808 2016-03-17 Richard Biener <rguenther@suse.de>
7811 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7814 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7817 * rtl.h (replace_rtx): Add ALL_REGS argument.
7818 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7819 equality and assert mode is the same, instead of just rtx pointer
7821 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7822 true as ALL_REGS argument to replace_rtx.
7824 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7826 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7827 for boolean vector with vector mode only.
7828 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7830 2016-03-17 Nick Clifton <nickc@redhat.com>
7833 * config/rx/rx.c (rx_print_integer): Print negative constants in
7836 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7839 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7841 2016-03-16 Richard Henderson <rth@redhat.com>
7842 Richard Biener <rguenth@suse.de>
7847 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7848 first operand as is_gimple_condexpr.
7853 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7854 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7855 Do not gimplify the result.
7856 (do_unop): Adjust call to tree_vec_extract.
7857 (do_binop): Likewise.
7858 (do_compare): Likewise.
7859 (do_plus_minus): Likewise.
7860 (do_negate): Likewise.
7861 (expand_vector_condition): Likewise.
7862 (do_cond): Likewise.
7864 2016-03-16 Richard Henderson <rth@redhat.com>
7867 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7868 (aarch64_classify_address): Use it.
7869 (aarch64_legitimize_address): Force all subexpressions of PLUS
7870 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7872 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7873 Richard Biener <rguenth@suse.de>
7876 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7877 return to even if only REGNO is equal, and assert
7880 2016-03-11 Jeff Law <law@redhat.com>
7882 PR rtl-optimization/70224
7883 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7885 2016-03-16 Richard Henderson <rth@redhat.com>
7888 * function.h (struct function): Add has_forced_label_in_static.
7889 * gimplify.c (force_labels_r): Set it.
7890 * lto-streamer-in.c (input_struct_function_base): Read it.
7891 * lto-streamer-out.c (output_struct_function_base): Write it.
7892 * tree-inline.c (has_label_address_in_static_1): Remove.
7893 (copy_forbidden): Remove fndecl parameter; test
7894 has_forced_label_in_static.
7895 (inline_forbidden_p): Update call to copy_forbidden.
7896 (tree_versionable_function_p): Likewise.
7897 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7898 (chkp_versioning): Likewise.
7899 * tree-inline.h (copy_forbidden): Update decl.
7901 2016-03-16 Marek Polacek <polacek@redhat.com>
7904 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7905 function being thunked if the result type doesn't have fixed size.
7906 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7907 doesn't have fixed size.
7909 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7911 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7912 reporting malformed loop nest.
7914 2016-03-16 Tom de Vries <tom@codesourcery.com>
7917 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7918 nodes.length () == 1 test to before first nodes[0] access.
7920 2016-03-16 Tom de Vries <tom@codesourcery.com>
7922 PR tree-optimization/68715
7923 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7926 2016-03-16 Tom de Vries <tom@codesourcery.com>
7928 PR tree-optimization/68809
7929 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7932 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7933 Sandra Loosemore <sandra@codesourcery.com>
7935 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7936 on leaf attribute. Mention ELF interposition problems.
7938 2016-03-16 Alan Modra <amodra@gmail.com>
7940 PR rtl-optimization/69195
7941 PR rtl-optimization/47992
7942 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7945 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7948 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7950 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7952 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7954 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7956 PR rtl-optimization/70222
7957 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7958 optimization if mode is different from result_mode, queue up masking
7959 of the result in outer_op. Formatting fix.
7962 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7965 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7967 PR rtl-optimization/69032
7968 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7969 looping backwards over basic block insns.
7971 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7974 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7975 to non-speculative when propagating trap bits.
7977 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7979 PR rtl-optimization/63384
7980 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7983 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7986 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7987 factored out from ...
7988 (sched_analyze_insn): ... here.
7989 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7990 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7991 get_implicit_reg_pending_clobbers in it.
7992 (setup_id_reg_sets): Use setup_id_implicit_regs.
7993 (deps_init_id): Ditto.
7995 2016-03-15 Tom de Vries <tom@codesourcery.com>
7998 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8000 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8001 execute_function_dump.
8002 (execute_one_pass): Don't dump function if it will be dumped after ipa
8005 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8007 * genrecog.c (match_pattern_2): If pred is NULL don't call
8008 safe_predicate_mode on it.
8010 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8013 * lra-constraints.c (delete_move_and_clobber): Change assertion
8014 to also allow dregno == 0.
8016 2016-03-14 Richard Henderson <rth@redhat.com>
8019 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8020 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8021 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8022 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8025 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8028 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8030 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8032 * lra-constraints.c (split_reg): For hard regs, try to find the
8033 biggest single-register mode used in the function.
8035 2016-03-14 Richard Biener <rguenther@suse.de>
8037 PR tree-optimization/56365
8038 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8039 constants to compare against.
8041 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8044 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8045 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8046 (define_split for the GPR case): Use int_reg_operand instead of
8047 gpc_reg_operand for the output.
8049 2016-03-14 Tom de Vries <tom@codesourcery.com>
8051 PR tree-optimization/70045
8052 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8053 create_empty_if_region_on_edge argument.
8055 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8057 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8058 (STACK_CHECK_PROTECT): Likewise.
8059 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8060 (STACK_CHECK_PROTECT): Likewise.
8061 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8062 (STACK_CHECK_PROTECT): Likewise.
8063 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8064 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8065 (STACK_CHECK_PROTECT): Likewise.
8067 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8069 PR rtl-optimization/69307
8070 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8071 registers in modes that span more than one register.
8073 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8076 * lra-constraints.c (delete_move_and_clobber): New.
8077 (remove_inheritance_pseudos): Use it.
8079 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8082 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8083 the libcall is LCT_THROW.
8084 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8085 for the checking routine.
8087 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8090 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8091 optimization if we have direct move.
8092 (roundu32<mode>2_fprs): Likewise.
8094 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8097 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8099 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8100 Arguments swapped. All callers changed. Take reg_renumber into
8101 account, and Calculate and compare register ranges for hard regs.
8103 2016-03-11 Jeff Law <law@redhat.com>
8105 PR tree-optimization/70190
8106 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8107 Handle cases where we can not extract the taken edge, even though we
8108 found a constant value.
8110 PR tree-optimization/64058
8111 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8112 (num_coalesce_pairs): Move up earlier in file.
8113 (find_coalesce_pair): Initialize the INDEX field for each pair
8115 (compare_pairs): No longer sort on the elements in each pair.
8116 Instead break ties with the index of the coalesce pair.
8118 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8121 * config/aarch64/aarch64-protos.h
8122 (aarch64_save_restore_target_globals): New prototype.
8123 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8124 Call the above when popping pragma.
8125 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8127 (aarch64_set_current_function): Rewrite using the above.
8129 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8131 PR tree-optimization/70177
8132 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8133 (extract_ops_from_tree): ... this. In the 2 argument
8134 overload remove _1 suffix.
8135 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8136 (extract_ops_from_tree): ... this.
8137 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8139 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8140 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8141 extract_ops_from_tree instead of 2 operand one.
8143 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8145 PR tree-optimization/70013
8146 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8147 for constant-pool entries.
8149 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8151 PR rtl-optimization/70174
8152 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8153 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8155 PR tree-optimization/70169
8156 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8157 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8160 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8161 Jakub Jelinek <jakub@redhat.com>
8164 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8165 of uninitialized values.
8167 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8169 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8171 ("*trunctddd2"): New pattern definition.
8172 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8175 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8177 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8178 definitions for BFP and DFP rounding modes.
8179 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8180 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8181 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8182 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8185 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8187 * config/s390/constraints.md: Adjust comment.
8188 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8189 s390_decompose_addrstyle_without_index.
8190 * config/s390/predicates.md (shift_count_or_setmem_operand):
8191 Rename to setmem_operand.
8192 * config/s390/s390-protos.h
8193 (s390_decompose_shift_count): Rename to
8194 s390_decompose_addrstyle_without_index.
8195 * config/s390/s390.c (s390_decompose_shift_count)
8196 (s390_mem_constraint, print_shift_count_operand)
8197 (print_operand_address, print_operand): Rename
8198 s390_decompose_shift_count to
8199 s390_decompose_addrstyle_without_index and rename
8200 print_shift_count_operand to print_addrstyle_operand troughout the
8202 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8203 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8204 Rename shift_count_or_setmem_operand to setmem_operand.
8205 * config/s390/vx-builtins.md ("vec_insert<mode>")
8206 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8209 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8212 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8213 Handle overlapping retval and newval.
8215 2016-03-10 Nick Clifton <nickc@redhat.com>
8218 * config/aarch64/aarch64.c
8219 (aarch64_override_options_after_change_1): When forcing
8220 flag_omit_frame_pointer to be true, use a special value that can
8221 be detected if this function is called again, thus preventing
8222 flag_omit_leaf_frame_pointer from being forced to be false.
8224 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8226 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8227 Set x_flag_omit_leaf_frame_pointer when handling
8228 -momit-leaf-frame-pointer.
8230 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8233 * cgraph.c (cgraph_node::dump): Dump split_part and
8234 indirect_call_target.
8235 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8236 * ipa.c (has_addr_references_p): Cleanup.
8237 (is_indirect_call_target_p): New.
8238 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8239 called indirectly as local.
8240 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8242 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8245 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8246 on cxa_pure_virtual.
8248 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8251 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8253 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8256 * tree.c (need_assembler_name_p): Only record main variant type names.
8258 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8261 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8262 Always define to 0 or 1.
8263 (TARGET_FIX_ERR_A53_843419): New macro.
8264 * config/aarch64/aarch64-elf-raw.h
8265 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8266 * config/aarch64/aarch64-linux.h: Likewise.
8267 * config/aarch64/aarch64.c
8268 (aarch64_override_options_after_change_1): Do not default
8269 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8271 (aarch64_attributes): Handle fix-cortex-a53-843419.
8272 (aarch64_can_inline_p): Likewise.
8273 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8275 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8276 Jakub Jelinek <jakub@redhat.com>
8278 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8279 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8280 DECL_COMMONS if flag_unconstrained_commons is set.
8281 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8282 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8283 (funconstrained-commons): Document.
8285 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8287 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8288 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8290 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8292 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8293 has a proper number of elements.
8295 2016-03-10 Alan Modra <amodra@gmail.com>
8297 PR rtl-optimization/69195
8298 PR rtl-optimization/47992
8299 * ira.c (recorded_label_ref): Delete.
8300 (update_equiv_regs): Return void.
8301 (indirect_jump_optimize): New function.
8302 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8303 before regstat_compute_ri. Don't rebuild_jump_labels here.
8304 Delete update_regstat.
8306 2016-03-10 Richard Biener <rguenther@suse.de>
8308 PR tree-optimization/70128
8309 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8310 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8312 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8314 PR tree-optimization/70152
8315 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8316 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8319 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8320 instead of gen_sse2_loadlpd.
8321 * config/i386/sse.md (*vec_concatv2df): Rename to...
8322 (vec_concatv2df): ... this.
8324 PR tree-optimization/70127
8325 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8327 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8331 * diagnostic-show-locus.c (compatible_locations_p): New function.
8332 (layout::layout): Sanitize ranges using compatible_locations_p.
8334 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8338 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8339 location_range param with three const expanded_locations * and a
8341 (layout::layout): Replace call to
8342 rich_location::lazily_expand_location with get_expanded_location.
8343 Extract the range and perform location expansion here, passing
8344 the results to the layout_range ctor.
8345 * diagnostic.c (source_range::debug): Delete.
8346 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8347 of rich_location::get_expanded_location.
8348 * gcc-rich-location.c (get_range_for_expr): Delete.
8349 (gcc_rich_location::add_expr): Reimplement to avoid the
8350 rich_location::add_range overload that took a location_range,
8351 passing a location_t instead.
8353 2016-03-09 Richard Biener <rguenther@suse.de>
8354 Jakub Jelinek <jakub@redhat.com>
8356 PR tree-optimization/70138
8357 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8358 Also skip vect_double_reduction_def.
8360 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8363 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8364 if the operand is "m".
8366 2016-03-09 Nathan Sidwell <nathan@acm.org>
8368 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8370 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8372 * config/i386/i386.c (processor_target_table): Fix cost table
8373 intialization order for znver1.
8375 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8377 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8378 - becuase -> because.
8379 * ipa-reference.c (ignore_module_statics): Likewise.
8380 * cgraph.c (cgraph_node::get_body): Likewise.
8381 * ipa-inline.c (early_inliner): Likewise.
8382 * ipa-devirt.c (types_same_for_odr): Likewise.
8383 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8384 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8386 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8388 * tree-ssa-math-opts.c: Fix typo in comment.
8390 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8393 * config/i386/i386.c (scalar_chain::make_vector_copies,
8394 scalar_chain::convert_reg): Call end_sequence in between
8395 get_insns and emit_conversion_insns rather than after both
8398 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.h (machine_function): Add
8402 pc_thunk_call_expanded flag.
8403 (ix86_pc_thunk_call_expanded): New define.
8404 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8405 (*set_got): Rename insn pattern from set_got.
8406 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8407 * config/i386/i386.c (ix86_compute_frame_layout): Use
8408 ix86_pc_thunk_call_expanded to prevent red-zone.
8410 2016-03-07 Martin Jambor <mjambor@suse.cz>
8412 * hsa.h (hsa_get_ctor_statements): Declare.
8413 (hsa_get_dtor_statements): Likewise.
8414 (hsa_get_kernel_dispatch_type): Likewise.
8415 * hsa.c (hsa_get_ctor_statements): New function.
8416 (hsa_get_dtor_statements): Likewise.
8417 (hsa_get_kernel_dispatch_type): Likewise.
8418 * hsa-brig.c (hsa_cdtor_statements): Removed.
8419 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8420 hsa_get_dtor_statements.
8421 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8422 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8424 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8426 * config/arm/arm-cores.def (cortex-r8): New.
8427 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8428 * config/arm/arm-tune.md: Likewise.
8429 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8431 2016-03-07 Martin Sebor <msebor@redhat.com>
8433 PR rtl-optimization/19705
8434 * doc/invoke.texi (Options That Control Optimization): Clarify
8435 -fno-branch-count-reg.
8437 2016-02-26 Richard Biener <rguenther@suse.de>
8438 Jeff Law <law@redhat.com>
8440 PR tree-optimization/69740
8441 * cfghooks.c (remove_edge): Request loop fixups if we delete
8442 an edge that might turn an irreducible loop into a natural
8444 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8445 Move after definition of loops_state_clear.
8447 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8449 PR rtl-optimization/69052
8450 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8453 2016-03-07 Tom de Vries <tom@codesourcery.com>
8455 PR tree-optimization/70116
8456 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8457 is_tm_ending stmts and ubsan/asan internal functions.
8458 (find_duplicate): Use it. Don't test is_tm_ending here.
8460 2016-03-07 Richard Biener <rguenther@suse.de>
8462 PR tree-optimization/70115
8463 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8464 (propagate_constants_for_unrolling): Use replace_uses_by.
8466 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8469 * omp-low.c (struct oacc_loop): Add ifns.
8470 (new_oacc_loop_raw): Initialize it.
8471 (finish_oacc_loop): Clear mask & flags if no ifns.
8472 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8473 (oacc_loop_xform_loop): Add ifns arg & adjust.
8474 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8476 2016-03-07 Richard Henderson <rth@redhat.com>
8479 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8480 (insert_value_copy_on_edge): Likewise.
8482 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8484 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8486 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8489 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8491 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8493 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8495 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8497 Fix sseimul type attribute.
8498 * config/i386/znver1.md
8499 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8500 znver1_sseimul_avx256_load) : Fix the type attribute.
8501 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8502 pipe usage and latency.
8504 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8507 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8508 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8511 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8514 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8516 PR rtl-optimization/69941
8517 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8518 the reg share its mode.
8520 2016-03-04 Jeff Law <law@redhat.com>
8522 PR tree-optimization/69196
8523 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8524 If the both SSA_NAMEs are anonymous, then consider them unassociated
8525 and include the PHI in the statement count.
8527 2016-03-05 Tom de Vries <tom@codesourcery.com>
8529 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8530 construct in oacc routine. Check for oacc region in oacc routine.
8532 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8535 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8536 2016-02-22 changes, instead don't recurse if RECUR is already true.
8537 Don't change *dynamic_check if RECUR. Adjust recursive caller
8538 to pass true to the new argument.
8539 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8542 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8543 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8545 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8547 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8549 PR rtl-optimization/57676
8550 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8553 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8555 * tree-vect-patterns.c (search_type_for_mask): Handle
8556 comparison of booleans.
8558 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8560 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8564 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8565 all other ops that have dw_val_class_die_ref operands,
8566 and DW_OP_GNU_entry_value.
8568 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8570 PR rtl-optimization/69904
8571 * config/arm/arm.c (arm_cannot_copy_insn_p):
8572 Return true for load-exclusive instructions.
8574 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8577 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8578 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8579 the pattern no matter if it is used just by non-pattern, pattern
8581 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8582 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8583 oprnd1 def_stmt is in pattern, don't look through it.
8585 2016-03-03 Marek Polacek <polacek@redhat.com>
8588 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8590 2016-03-03 Martin Liska <mliska@suse.cz>
8592 PR tree-optimization/70043
8593 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8594 previous statement if we see a debug statement.
8596 2016-03-03 Richard Biener <rguenther@suse.de>
8598 PR tree-optimization/55936
8599 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8600 parameter and guard unsafe equivalence use.
8601 (vrp_evaluate_conditional_warnv_with_ops): Always use
8602 safe equivalences but not via the quadratic compare_names
8605 2016-03-03 Michael Collison <michael.collison@linaro.org>
8608 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8609 for operand 1 to s_register_operand. Change predicate for operand
8610 2 to arm_not_immediate_operand.
8612 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8614 * doc/tm.texi: Regenerated.
8616 2016-03-02 Richard Henderson <rth@redhat.com>
8619 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8620 simplification when all args are positive non-fixed registers.
8622 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8624 * target.def (lra_p): Specify that new ports should use LRA.
8626 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8629 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8630 gimplify_type_sizes the type they refer to.
8631 (omp_notice_variable): Handle reference vars to VLAs.
8632 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8633 reference to VLA decls in the second pass instead of first pass.
8635 2016-03-02 Tom de Vries <tom@codesourcery.com>
8637 PR tree-optimization/68659
8638 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8639 new_expr == NULL_TREE.
8640 (get_new_name): Handle ADDR_EXPR.
8642 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8644 PR rtl-optimization/69052
8645 * loop-invariant.c (canonicalize_address): New function.
8646 (inv_can_prop_to_addr_use): Check validity of address expression
8647 which is canonicalized by above function.
8649 2016-03-02 Alan Modra <amodra@gmail.com>
8652 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8655 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8658 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8659 (*movhi_internal): Put mask moves from and to memory separately
8660 from moves from/to GPRs.
8662 2016-03-02 Richard Biener <rguenther@suse.de>
8664 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8665 GENERIC expressions in GIMPLE.
8667 2016-03-02 Richard Biener <rguenther@suse.de>
8669 * config/i386/i386.c (type_natural_mode): Fix typo.
8671 2016-03-02 Nick Clifton <nickc@redhat.com>
8673 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8675 2016-03-02 Richard Biener <rguenther@suse.de>
8676 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8681 2016-03-02 Richard Biener <rguenther@suse.de>
8684 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8686 2016-03-02 Marek Polacek <polacek@redhat.com>
8689 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8690 "is promoted to" warning.
8692 2016-03-01 DJ Delorie <dj@redhat.com>
8694 * config.gcc: Deprecate mep-*.
8696 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8699 * lra-constraints.c (regno_val_use_in): New.
8700 (match_reload): Use it instead of regno_use_in.
8702 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8704 PR rtl-optimization/70007
8705 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8706 references present in REG_EQUAL notes attached to non-SET patterns.
8708 2016-03-01 Jeff Law <law@redhat.com>
8710 PR tree-optimization/69196
8711 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8712 Appropriately clamp the number of statements to copy when the
8713 thread path does not traverse a loop backedge.
8715 PR tree-optimization/69196
8716 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8717 Do count some PHIs in the thread path against the insn count. Decrease
8718 final statement count by one as the control statement in the last
8719 block will get removed. Remove special cased code for handling PHIs
8722 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8726 asm dialect alternatives to explicit GOTPCREL calls.
8728 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8731 * ira.c (do_reload): Issue warning for generic stack checking here...
8732 * reload1.c (reload): ...instead of here and streamline it.
8734 2016-03-01 Nick Clifton <nickc@redhat.com>
8736 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8738 2016-03-01 Richard Biener <rguenther@suse.de>
8740 PR tree-optimization/69983
8741 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8742 types and fall back to operand_equal_p.
8744 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8747 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8749 * config/s390/constraints.md ("jm8"): New constraint.
8750 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8752 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8754 ("*setmem_long<setmem_and>"): New pattern.
8755 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8757 ("*setmem_long_31z<setmem_and>"): New pattern.
8758 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8759 New substitution rules with the required attributes.
8762 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8765 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8767 * gensupport.c (process_substs_on_one_elem): Split loop to
8768 complete mark_operands_used_in_match_dup on all expressions in the
8770 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8771 and remove function.
8773 2016-03-01 Richard Biener <rguenther@suse.de>
8776 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8777 vector BIT_FIELD_REF extract.
8779 2016-03-01 Richard Biener <rguenther@suse.de>
8781 PR tree-optimization/69994
8782 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8784 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8786 PR tree-optimization/69956
8787 * tree-vect-stmts.c (supportable_widening_operation): Support
8788 multi-step conversion of boolean vectors.
8789 (supportable_narrowing_operation): Likewise.
8791 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8793 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8796 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8798 * config/s390/subst.md (DSI_VI): New mode iterator.
8799 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8800 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8801 the insn definition.
8802 ("*vec_set<mode>"): Change predicate and add alternative to
8803 support only either register or const_int operands as element
8805 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8807 ("vec_extract<mode>"): New expander.
8808 ("*vec_extract<mode>"): New insn definition supporting reg and
8809 const_int element selectors.
8810 ("*vec_extract<mode>_plus"): New insn definition supporting
8811 reg+const_int element selectors.
8812 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8813 following expander+insn definition.
8814 ("<vec_shifts_name><mode>3"): New expander.
8815 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8817 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8819 * config/s390/s390.md ("*tabort_1"): Change predicate to
8820 nonmemory_operand. Add a second alternative to cover
8821 register as well as const int operands.
8822 ("*tabort_1_plus"): New pattern definition.
8824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8826 * config/s390/s390.md ("*ashrdi3_cc_31")
8827 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8828 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8829 Merge insn definitions into ...
8830 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8831 New pattern definition.
8832 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8833 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8834 ("*ashr<mode>3_and"): Merge insn definitions into ...
8835 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8836 New pattern definition.
8837 * config/s390/subst.md ("addr_style_op_cc_subst")
8838 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8839 substitutions patterns plus attributes.
8840 Add ashiftrt to SUBST iterator.
8842 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8844 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8845 op2 to nonmemory_operand.
8846 ("*<shift>di3_31", "*<shift>di3_31_and"):
8847 Merge into single pattern definition ...
8848 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8849 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8850 pattern definition ...
8851 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8852 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8855 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8857 * config/s390/predicates.md (const_int_6bitset_operand): New
8859 * config/s390/s390.md: Include subst.md.
8860 ("rotl<mode>3"): New expander.
8861 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8863 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8864 * config/s390/subst.md: New file.
8866 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8868 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8869 Remove RRR type. It doesn't really exist.
8870 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8872 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8873 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8874 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8875 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8876 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8877 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8878 `enabled' attribute.
8880 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8882 * gensupport.c (process_substs_on_one_elem): Split loop to
8883 complete mark_operands_used_in_match_dup on all expressions in the
8885 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8886 and remove function.
8888 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8891 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8892 (CEIL_NWORDS): ...this. Use CEIL macro.
8893 (compute_fp_layout): Adjust to above renaming.
8894 (function_arg_union_value): Likewise.
8895 (sparc_arg_partial_bytes): Likewise.
8896 (sparc_function_arg_advance): Likewise.
8898 2016-02-29 Jeff Law <law@redhat.com>
8900 PR tree-optimization/70005
8901 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8902 where an object with a boolean range is compared against a value
8905 PR tree-optimization/69999
8906 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8907 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8910 2016-02-29 Richard Biener <rguenther@suse.de>
8912 PR tree-optimization/69994
8913 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8914 (get_unary_op): Look through nop conversions.
8915 (ops_equal_values_p): New function, look for equality diregarding
8917 (eliminate_plus_minus_pair): Use ops_equal_values_p
8918 (repropagate_negates): Do not use get_unary_op here.
8920 2016-02-29 Martin Liska <mliska@suse.cz>
8922 * system.h: Poison ENABLE_CHECKING macro.
8924 2016-02-29 Martin Liska <mliska@suse.cz>
8926 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8927 is presented in dump flags.
8928 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8929 (hsa_regalloc): Likewise.
8931 2016-02-19 Richard Biener <rguenther@suse.de>
8933 PR tree-optimization/69980
8934 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8935 permutation of those we need to keep.
8937 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8940 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8941 (NWORDS_UP): ...this
8942 (init_cumulative_args): Minor tweaks.
8943 (sparc_promote_function_mode): Likewise.
8944 (scan_record_type): Delete.
8945 (traverse_record_type): New function template.
8946 (classify_data_t): New structure type.
8947 (classify_registers): New inline function.
8948 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8949 exhausted. Instantiate traverse_record_type on classify_registers and
8950 deal with the case of a structure passed in slot #15 with no FP field
8952 (assign_data_t): New structure type.
8953 (compute_int_layout): New static function.
8954 (compute_fp_layout): Likewise.
8955 (count_registers): New inline function.
8956 (assign_int_registers): New static function.
8957 (assign_fp_registers): Likewise.
8958 (assign_registers): New inline function.
8959 (function_arg_record_value_1): Delete.
8960 (function_arg_record_value_2): Likewise.
8961 (function_arg_record_value_3): Likewise.
8962 (function_arg_record_value): Adjust to above changes. Instantiate
8963 traverse_record_type on count_registers to first count the number of
8964 registers to be used and then on assign_registers to assign them.
8965 (function_arg_union_value): Adjust to above renaming.
8966 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8967 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8968 case of a structure passed in slot #15
8969 (sparc_function_arg_advance): Likewise.
8970 (function_arg_padding): Minor tweak.
8972 2016-02-29 Richard Biener <rguenther@suse.de>
8974 PR tree-optimization/69720
8975 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8976 the adjustment_def path for possibly vectorized defs.
8977 (vect_create_epilog_for_reduction): Handle vectorized initial
8980 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8982 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8984 2016-02-27 Jeff Law <law@redhat.com>
8987 2016-02-26 Richard Biener <rguenther@suse.de>
8988 Jeff Law <law@redhat.com>
8990 PR tree-optimization/69740
8991 * cfghooks.c (remove_edge): Request loop fixups if we delete
8992 an edge that might turn an irreducible loop into a natural
8995 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8997 PR rtl-optimization/69896
8998 * tree-vect-generic.c (get_compute_type): Avoid single element
9001 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9003 Rename the AArch64 tuning option and related functions to enable the
9004 Newton series for the reciprocal square root to reflect its
9005 approximative characteristic.
9007 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9008 function to "aarch64_emit_approx_rsqrt".
9009 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9010 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9011 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9012 (xgene1_tunings): Likewise.
9013 (use_rsqrt_p): Likewise.
9014 (aarch64_emit_swrsqrt): Use new function name.
9015 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9016 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9017 text explaining this option.
9018 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9020 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9023 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9024 complain about -mallow-movmisalign without -mvsx if
9025 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9027 2016-02-26 Joel Sherrill <joel@rtems.org>
9029 * config.gcc: Add x86_64-*-rtems*.
9030 * config/i386/rtems-64.h: New file.
9032 2016-02-26 Joel Sherrill <joel@rtems.org>
9034 * config.gcc: Add aarch64-*-rtems*.
9035 * config/aarch64/rtems.h: New file.
9037 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9040 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9041 shift amount using %h. Add comment.
9043 2016-02-26 Richard Biener <rguenther@suse.de>
9044 Jeff Law <law@redhat.com>
9046 PR tree-optimization/69740
9047 * cfghooks.c (remove_edge): Request loop fixups if we delete
9048 an edge that might turn an irreducible loop into a natural
9051 2016-02-26 Martin Jambor <mjambor@suse.cz>
9054 * tree-sra.c (sra_modify_assign): Do not remove loads of
9055 uninitialized aggregates to SSA_NAMEs.
9057 2016-02-26 Richard Henderson <rth@redhat.com>
9060 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9061 pseudo in case the target rtx matches the source of the left
9064 2016-02-26 Martin Jambor <mjambor@suse.cz>
9067 * hsa.h (hsa_type_packed_p): Declare.
9068 * hsa.c (hsa_type_packed_p): New function.
9069 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9071 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9072 * hsa-brig.c (emit_basic_insn): Likewise.
9074 2016-02-26 Martin Jambor <mjambor@suse.cz>
9077 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9079 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9081 2016-02-26 Martin Jambor <mjambor@suse.cz>
9083 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9084 hsa_op_with_type operands.
9085 (hsa_unsigned_type_for_type): Declare.
9086 * hsa.c (hsa_unsigned_type_for_type): New function.
9087 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9088 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9089 the finalizer. Do not emit extra move.
9091 2016-02-26 Martin Jambor <mjambor@suse.cz>
9093 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9094 atomic operations in private segment.
9096 2016-02-26 Martin Jambor <mjambor@suse.cz>
9098 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9099 statements to wi->info. Also disallow omp simd constructs.
9100 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9101 for not gridifying. Dump special string for omp_for.
9103 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9106 * config/aarch64/aarch64.c (aarch64_set_current_function):
9107 Save/restore target globals when switching to
9108 target_option_default_node.
9110 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9113 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9114 Return 0 if !SHIFT_COUNT_TRUNCATED.
9116 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9117 Eric Botcazou <ebotcazou@adacore.com>
9119 PR rtl-optimization/69891
9120 * dse.c (scan_insn): If we can't figure out memset arguments
9121 or they are non-constant, call clear_rhs_from_active_local_stores.
9123 2016-02-26 Martin Liska <mliska@suse.cz>
9125 * doc/extend.texi: Mention clog10, clog10f an clog10l
9126 in Builtins section.
9128 2016-02-26 Martin Liska <mliska@suse.cz>
9130 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9132 (resolve_args_picking_1): Likewise.
9133 * dwarf2out.h (struct GTY): Likewise.
9135 2016-02-26 Martin Liska <mliska@suse.cz>
9137 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9139 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9141 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9142 Martin Liska <mliska@suse.cz>
9144 * doc/install.texi: Mention --enable-valgrind-annotations.
9146 2016-02-26 Richard Biener <rguenther@suse.de>
9148 PR tree-optimization/69551
9149 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9150 looking through aliases adjust DECL_PT_UID to refer to the
9151 ultimate alias target.
9153 2016-02-25 Martin Liska <mliska@suse.cz>
9156 * alloc-pool.c (after_memory_report): New variable.
9157 * alloc-pool.h (base_pool_allocator ::release): Do not use
9158 the infrastructure if after_memory_report.
9159 * toplev.c (toplev::main): Mark after memory report.
9161 2016-02-25 Richard Biener <rguenther@suse.de>
9163 PR tree-optimization/48795
9164 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9166 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9169 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9170 offloading is enabled and -fopenacc or -fopenmp is specified.
9171 (CRTOFFLOADEND): Likewise.
9172 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9173 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9174 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9175 (offload_objects_file_name): New static var.
9176 (tool_cleanup): Remove offload_objects_file_name file.
9177 (find_offloadbeginend): Replace with ...
9178 (find_crtoffloadtable): ... this.
9179 (run_gcc): Remove offload_argc and offload_argv.
9180 Get offload_objects_file_name from -foffload-objects=... option.
9181 Read names of object files with offload from this file, pass them to
9182 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9183 don't pass offloadbegin and offloadend to the linker. Don't pass
9184 offload non-LTO files to the linker, because now they're not claimed.
9186 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9189 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9190 on builtin_unreachable.
9192 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9194 PR rtl-optimization/69896
9195 * regcprop.c: Include cfgrtl.h.
9196 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9197 than remembered mode, either delete it (if noop_move_p), or
9198 treat like copy_p but not noop_p instruction.
9200 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9203 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9204 - allow NULL decl for Fortran DW_TAG_common_block variables.
9206 2016-02-24 Jason Merrill <jason@redhat.com>
9208 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9210 2016-02-24 Richard Biener <rguenther@suse.de>
9211 Jakub Jelinek <jakub@redhat.com>
9214 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9215 conditionally executed ops to well-defined overflow behavior.
9217 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9220 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9223 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9225 PR rtl-optimization/69886
9226 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9227 argument. Use it when checking validity of set instructions.
9228 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9229 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9231 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9232 * store-motion.c (find_moveable_store): Update
9233 can_assign_to_reg_without_clobbers_p callsite.
9235 2016-02-24 Richard Biener <rguenther@suse.de>
9238 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9240 (record_nonwrapping_iv): Do not fall back to the low/high bound
9241 for non-constant IV bases if the stmt is not always executed.
9243 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9245 * config/arm/arm-cores.def (cortex-a32): New entry.
9246 * config/arm/arm-tables.opt: Regenerate.
9247 * config/arm/arm-tune.md: Regenerate.
9248 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9249 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9250 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9251 for -mcpu and -mtune.
9253 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9256 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9257 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9258 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9259 (atomic_loaddi_1): Delete.
9260 (atomic_loaddi): Rewrite expander using the above changes.
9262 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9265 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9268 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9269 Richard Biener <rguenth@suse.de>
9272 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9273 set_mem_attributes if tem is SSA_NAME which got expanded
9276 2016-02-24 Richard Biener <rguenther@suse.de>
9278 PR tree-optimization/69907
9279 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9280 end of permutations for BB vectorization.
9282 2016-02-24 Christian Bruel <christian.bruel@st.com>
9284 * config/arm/arm-c.c (arm_option_override): Initialize
9285 target_option_current_node.
9286 * config/arm/arm.c (arm_pragma_target_parse): Replace
9287 build_target_option_node call by target_option_current_node.
9288 Set target_option_current_node.
9291 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9294 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9295 define_insn_and_split to define_insn.
9296 (zero_extendqi<mode>2_dot2): Same.
9297 (extendqi<mode>2_dot): Same.
9298 (extendqi<mode>2_dot2): Same.
9300 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9302 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9303 and add bypass for AES{D,E} and AESMC pairs.
9304 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9307 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9309 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9310 series for reciprocal square root in Exynos M1.
9312 2016-02-23 Martin Sebor <msebor@redhat.com>
9315 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9316 __builtin_alloca_with_align.
9318 2016-02-23 Richard Henderson <rth@redhat.com>
9320 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9321 (ix86_register_pragmas): Remove __seg_tls.
9322 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9323 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9324 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9325 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9326 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9327 * doc/extend.texi (__seg_tls): Remove item.
9329 2016-02-23 Richard Biener <rguenther@suse.de>
9331 * alloc-pool.h (struct allocation_object): Make id member
9332 conditional on CHECKING_P again.
9333 (get_instance): Adjust.
9334 (base_pool_allocator): Likewise.
9336 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9338 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9339 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9341 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9343 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9345 2016-02-23 Richard Biener <rguenther@suse.de>
9347 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9348 * bitmap.h (struct bitmap_usage): Likewise.
9349 (bitmap_move): Declare.
9350 * bitmap.c (register_overhead): Take size_t argument.
9351 (bitmap_move): New function.
9352 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9353 to properly account overhead.
9354 * tree.c (free_node): Use tree_size.
9356 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9359 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9360 when inverting comparison.
9363 * common.opt (Wunreachable-code): Add Warning flag.
9365 2016-02-23 Mark Wielaard <mjw@redhat.com>
9366 Jakub Jelinek <jakub@redhat.com>
9369 * cgraphunit.c (check_global_declaration): Check main_input_filename
9370 and DECL_SOURCE_FILE are not NULL.
9372 2016-02-23 Martin Jambor <mjambor@suse.cz>
9374 PR tree-optimization/69666
9375 * tree-sra.c (sra_modify_assign): Do not attempt to create
9376 default_def replacements for unscalarizable regions.
9378 2016-02-20 Mark Wielaard <mjw@redhat.com>
9381 * cgraphunit.c (check_global_declaration): Check level of
9382 warn_unused_const_variable and main_input_filename.
9383 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9384 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9385 (-Wunused-const-variable): Explain levels 1 and 2.
9387 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9390 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9391 identical arguments. Formatting and spelling fixes.
9394 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9399 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9400 and m68k-devices.def.
9401 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9402 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9404 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9406 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9407 and HImode registers.
9409 2016-02-22 Richard Biener <rguenther@suse.de>
9411 PR tree-optimization/69882
9412 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9413 preserve permutations present because of gaps.
9414 (vect_supported_load_permutation_p): Always continue checking
9415 permutations after vect_attempt_slp_rearrange_stmts.
9417 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9419 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9420 min_profitable_estimate, rather than min_profitable_iters.
9422 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9425 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9426 SImode for last match_operand.
9428 2016-02-22 Martin Liska <mliska@suse.cz>
9430 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9431 return bitsize - 1 as the return value.
9433 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9437 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9438 Handle negative shift counts.
9439 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9440 force_reg on the shift constant.
9441 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9442 (lshrsi3_d): Handle negative shift counts.
9444 2016-02-22 Richard Biener <rguenther@suse.de>
9445 Tom de Vries <tom@codesourcery.com>
9447 * graph.c: Include dumpfile.h.
9448 (print_graph_cfg): Split into three overloads.
9449 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9451 2016-02-22 Tom de Vries <tom@codesourcery.com>
9453 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9456 2016-02-22 Richard Biener <rguenther@suse.de>
9459 * ipa-inline-transform.c (inline_call): When not updating
9460 overall summaries adjust self size by the growth estimate.
9461 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9462 hash-set, do not update overall summaries here. Renamed from ...
9463 (inline_to_all_callers): ... this which is now wrapping the
9464 above and performing delayed overall summary update.
9465 (early_inline_small_functions): Delay updating of the overall
9468 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9470 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9473 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9476 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9477 :%* in %:gt() argument.
9478 (greater_than_spec_func): Adjust for expecting only numbers,
9479 if there are more than two numbers, compare the last two.
9481 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9483 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9484 -Wnarrowing with -std.
9486 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9489 * expr.c (store_field): Don't use bit-field path if exp is
9490 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9491 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9492 and the assignment can be performed by bitwise copy. Formatting
9496 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9497 call copy_reg_eh_region_note_forward on before and/or after sequences
9498 and remove note from insn if it no longer can throw.
9501 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9504 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9506 * config/s390/vector.md: Add missing commutative operand markers
9507 to the patterns which qualify for one.
9508 * config/s390/vx-builtins.md: Likewise.
9510 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9512 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9513 types to mode iterators.
9514 (vec_double): ... and mode attribute.
9515 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9517 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9519 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9520 Change the predicate of op2 from nonimmediate to general and let
9521 reload fix it if necessary.
9523 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9525 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9527 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9529 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9532 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9534 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9535 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9536 * config/s390/s390.md ("movstr<P:mode>"): Call
9537 s390_expand_vec_movstr.
9539 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9541 * config/s390/s390.md: Add missing output modifier for operand 1
9542 to print it as address properly.
9544 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9546 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9547 * config/s390/2964.md: New file.
9548 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9549 of insn grouping attributes depending on the CPU level.
9550 (s390_get_unit_mask): New function.
9551 (s390_sched_score): Remove the OOO from the scheduling macros.
9552 Add loop to calculate a score for the instruction mix.
9553 (s390_sched_reorder): Likewise plus improve debug output.
9554 (s390_sched_variable_issue): Rename macros as above. Calculate
9555 the unit distances after actually scheduling an insn. Improve
9557 (s390_sched_init): Clear last_scheduled_unit_distance array.
9558 * config/s390/s390.md: Include 2964.md.
9560 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9563 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9564 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9565 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9566 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9567 *avx512f_<code>v8div16qi2_mask_1): New insns.
9569 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9572 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9575 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9576 earlyclobber from target. Use wF constraint for fused memory
9578 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9580 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9581 Martin Liska <mliska@suse.cz>
9584 * cfgexpand.c (asan_sanitize_stack_p): New function.
9585 (partition_stack_vars): Use the function.
9586 (expand_stack_vars): Likewise.
9587 (defer_stack_allocation): Likewise.
9588 (expand_used_vars): Likewise.
9590 2016-02-18 Richard Biener <rguenther@suse.de>
9593 * fold-const.c (operand_equal_p): Properly compare offsets for
9594 IMAGPART_EXPR and ARRAY_REF.
9596 2016-02-18 Nick Clifton <nickc@redhat.com>
9600 * config/arm/arm.c (arm_option_override_internal): Disable
9601 interworking if the target does not support thumb instructions.
9602 (arm_reload_in_hi): Handle the case where a register to register
9603 move needs reloading because there is no simple pattern to handle
9605 (arm_reload_out_hi): Likewise.
9607 2016-02-18 Richard Biener <rguenther@suse.de>
9610 * match.pd: Don't use fold_binary or fold_unary for folding
9613 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9616 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9617 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9618 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9619 warn on gimple_no_warning_p statements.
9621 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9623 * doc/extend.texi (C++ Attributes): Correct description of
9624 warn_unused type attribute.
9626 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9628 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9629 correct instruction.
9631 2016-02-17 Richard Biener <rguenther@suse.de>
9633 PR rtl-optimization/69609
9634 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9635 (find_traces_1_round): When ending a trace update cached priority
9637 (bb_to_key): Use cached priority when available.
9638 (copy_bb): Initialize cached priority.
9639 (reorder_basic_blocks_software_trace_cache): Likewise.
9641 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9644 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9646 (aarch64_comparison_operator): Break overly long line into two.
9647 (aarch64_comparison_operation): Likewise.
9648 * config/aarch64/aarch64.md (cstorecc4): Use
9649 aarch64_comparison_operator_mode instead of
9650 aarch64_comparison_operator.
9651 (cstore<mode>4): Likewise.
9652 (aarch64_cstore<mode>): Likewise.
9653 (*cstoresi_insn_uxtw): Likewise.
9654 (cstore<mode>_neg): Likewise.
9655 (*cstoresi_neg_uxtw): Likewise.
9657 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9660 * config/arm/predicates.md (arm_comparison_operator_mode):
9662 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9663 instead of arm_comparison_operator.
9664 (*mov_negscc): Likewise.
9665 (*mov_notscc): Likewise.
9666 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9667 (*thumb2_mov_negscc): Likewise.
9668 (*thumb2_mov_negscc_strict_it): Likewise.
9669 (*thumb2_mov_notscc): Likewise.
9670 (*thumb2_mov_notscc_strict_it): Likewise.
9672 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9674 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9677 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9679 * config/visium/visium.c (machine_libfunc_index): New enum.
9680 (machine_libfuncs): New structure.
9681 (visium_libfuncs): New static variable.
9682 (TARGET_INIT_LIBFUNCS): Define to...
9683 (visium_init_libfuncs): ...this. New function.
9684 (expand_block_move_4): Use the appropriate libfunc.
9685 (expand_block_move_2): Likewise.
9686 (expand_block_move_1): Likewise.
9687 (expand_block_set_4): Likewise.
9688 (expand_block_set_2): Likewise.
9689 (expand_block_set_1): Likewise.
9690 (visium_trampoline_init): Likewise.
9692 2016-02-17 Nick Clifton <nickc@redhat.com>
9694 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9695 TI's devices.csv file as of March 2016.
9697 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9700 * opts-global.c (handle_common_deferred_options): Introduce and
9701 initialize two global variables to remember command-line options
9702 specifying a stack-limiting register.
9703 * opts.h: Add extern declarations of the two new global variables.
9704 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9705 variable based on the values of the two new global variables.
9707 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9710 * common.opt (Wnonnull-compare): New warning.
9711 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9712 of arguments against NULL.
9713 (-Wnonnull-compare): Document.
9714 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9715 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9716 * passes.def (pass_warn_nonnull_compare): Add.
9717 * gimple-ssa-nonnull-compare.c: New file.
9719 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9721 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9722 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9724 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9726 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9727 reciprocal sqrt for -mlow-precision-recip-sqrt.
9729 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9730 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9732 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9733 always use lane loads to construct non-constant vectors.
9735 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9737 * config/aarch64/aarch64.md
9738 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9739 constraints for operand 3.
9740 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9742 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9743 Richard Biener <rguenther@suse.de>
9745 PR tree-optimization/69820
9746 * tree-vect-patterns.c (type_conversion_p): Return false if
9747 *orig_type is unsigned single precision or boolean.
9748 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9751 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9753 PR rtl-optimization/69764
9754 PR rtl-optimization/69771
9755 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9756 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9758 2016-02-16 Richard Biener <rguenther@suse.de>
9760 PR tree-optimization/69776
9761 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9763 (indirect_refs_may_alias_p): Likewise.
9764 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9765 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9766 according to tbaa_p.
9767 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9768 (optimize_stmt): For redundant store discovery do not allow tbaa.
9770 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9772 PR tree-optimization/69714
9773 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9774 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9776 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9778 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9779 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9780 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9781 * config/arc/arc.c (arc_init): Check FPU options.
9782 (get_arc_condition_code): Handle new CC_FPU* modes.
9783 (arc_select_cc_mode): Likewise.
9784 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9785 register pair only. Allow access for ARCv2 accumulator.
9786 (gen_compare_reg): Whenever we have FPU support use FPU compare
9788 (arc_reorg): Don't generate brcc insns when FPU compare
9789 instructions are involved.
9790 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9791 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9792 floating point emulation.
9793 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9794 (REVERSE_CONDITION): Add new CC_FPU* modes.
9795 (TARGET_FP_SP_BASE): Define.
9796 (TARGET_FP_DP_BASE): Likewise.
9797 (TARGET_FP_SP_FUSED): Likewise.
9798 (TARGET_FP_DP_FUSED): Likewise.
9799 (TARGET_FP_SP_CONV): Likewise.
9800 (TARGET_FP_DP_CONV): Likewise.
9801 (TARGET_FP_SP_SQRT): Likewise.
9802 (TARGET_FP_DP_SQRT): Likewise.
9803 (TARGET_FP_DP_AX): Likewise.
9804 * config/arc/arc.md (ARCV2_ACC): New constant.
9805 (type): New fpu type attribute.
9806 (SDF): Conditional iterator.
9807 (cstore<mode>, cbranch<mode>): Change expand condition.
9808 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9809 handles FPU/FPX cases as well.
9810 * config/arc/arc.opt (mfpu): New option.
9811 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9813 (adddf3, muldf3, subdf3): Removed.
9814 * config/arc/predicates.md (proper_comparison_operator): Recognize
9816 * config/arc/fpu.md: New file.
9817 * doc/invoke.texi (ARC Options): Document mfpu option.
9819 2016-02-16 Richard Biener <rguenther@suse.de>
9821 PR rtl-optimization/69291
9822 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9823 noce_operand_ok check.
9825 2016-02-16 Tom de Vries <tom@codesourcery.com>
9828 * omp-low.c (simd_clone_create): Remove call to
9829 symtab->call_cgraph_insertion_hooks.
9831 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9833 PR tree-optimization/69802
9834 * tree-ssa-reassoc.c (update_range_test): If op is
9835 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9836 op == 1 test of precision 1 integral op, otherwise handle
9837 that case as op itself. Fix up formatting.
9838 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9841 2016-02-16 Richard Biener <rguenther@suse.de>
9843 PR tree-optimization/69586
9844 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9845 types for conversion sources.
9847 2016-02-16 Richard Biener <rguenther@suse.de>
9850 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9851 mask OEP_ADDRESS_OF.
9853 2016-02-16 Alan Modra <amodra@gmail.com>
9856 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9857 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9858 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9860 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9861 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9862 (p8_fmrgow_<mode>): Likewise.
9863 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9865 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9866 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9867 to use movdi_internal64. Remove op0_di.
9868 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9870 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9872 Add support for the FCCMP insn types
9874 * config/aarch64/aarch64.md (fccmp): Change insn type.
9876 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9877 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9878 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9879 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9880 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9881 * config/arm/types.md (fccmps): Add new insn type.
9884 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9886 * alias.c (get_alias_set): Fix a typo in comment.
9888 2016-02-15 Richard Biener <rguenther@suse.de>
9890 PR tree-optimization/69595
9891 * match.pd: Complete range test simplification to true.
9893 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9895 PR rtl-optimization/69648
9896 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9897 pic_offset_table_rtx.
9899 PR rtl-optimization/69752
9900 * ira.c (update_equiv_regs): When looking for more than a single SET,
9901 also take other side effects into account.
9903 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9905 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9906 for z900+ CPUs in 31-bit mode.
9908 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9910 * common/config/s390/s390-common.c (s390_supports_split_stack):
9912 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9913 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9914 * config/s390/s390.c (struct machine_function): New field
9915 split_stack_varargs_pointer.
9916 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9917 in s390_emit_prologue.
9918 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9920 (morestack_ref): New global.
9921 (SPLIT_STACK_AVAILABLE): New macro.
9922 (s390_expand_split_stack_prologue): New function.
9923 (s390_live_on_entry): New function.
9924 (s390_va_start): Use split-stack vararg pointer if appropriate.
9925 (s390_asm_file_end): Emit the split-stack note sections.
9926 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9927 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9928 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9929 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9930 (split_stack_prologue): New expand.
9931 (split_stack_space_check): New expand.
9932 (split_stack_data): New insn.
9933 (split_stack_call): New expand.
9934 (split_stack_call_*): New insn.
9935 (split_stack_cond_call): New expand.
9936 (split_stack_cond_call_*): New insn.
9938 2016-02-15 Richard Biener <rguenther@suse.de>
9940 PR tree-optimization/69783
9941 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9942 Add trivially correct cases.
9944 2016-02-15 Tom de Vries <tom@codesourcery.com>
9947 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9949 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9951 2016-02-15 Richard Biener <rguenther@suse.de>
9953 PR tree-optimization/69776
9954 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9955 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9956 indicate whether we can use TBAA to disambiguate against stores.
9957 Use alias-set zero if not.
9958 (visit_reference_op_store): Do not use TBAA when looking up
9960 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9961 (eliminate_dom_walker::before_dom_children): But not when looking
9962 up redundant stores.
9964 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9966 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9968 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9970 * config/i386/znver1.md
9971 (znver1_pop, znver1_pop_mem,
9972 znver1_load_imov_double_store,
9973 znver1_load_imov_direct_store,
9974 znver1_load_imov_direct_load,
9975 znver1_load_imov_double_load): Add new.
9976 (znver1_insn, znver1_insn_load): Add icmov type.
9978 znver1_sseavx_fma_load,
9980 znver1_avx256_fma_load): Fix pipe usage.
9982 2016-02-14 Alan Modra <amodra@gmail.com>
9985 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9986 with an invalid hard reg, reload just the reg not the entire
9987 pre/post-inc/dec address expression.
9989 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9992 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9993 fixed R1_REG scratch reg.
9994 (sibcall_value_pcrel_fdpic): Likewise.
9996 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10000 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10002 2016-02-12 Walter Lee <walt@tilera.com>
10004 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10005 * config/tilegx/t-tilegx: Likewise.
10007 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10010 * diagnostic-show-locus.c (struct line_span): New struct.
10011 (layout::get_first_line): Delete.
10012 (layout::get_last_line): Delete.
10013 (layout::get_num_line_spans): New member function.
10014 (layout::get_line_span): Likewise.
10015 (layout::print_heading_for_line_span_index_p): Likewise.
10016 (layout::get_expanded_location): Likewise.
10017 (layout::calculate_line_spans): Likewise.
10018 (layout::m_first_line): Delete.
10019 (layout::m_last_line): Delete.
10020 (layout::m_line_spans): New field.
10021 (layout::layout): Update comment. Replace m_first_line and
10022 m_last_line with m_line_spans, replacing their initialization
10023 with a call to calculate_line_spans.
10024 (diagnostic_show_locus): When printing source lines and
10025 annotations, rather than looping over a single span
10026 of lines, instead loop over each line_span within
10027 the layout, with an inner loop over the lines within them.
10028 Call the context's start_span callback when changing line spans.
10029 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10030 (diagnostic_build_prefix): Break out the building of the location
10031 part of the string into...
10032 (diagnostic_get_location_text): ...this new function, rewriting
10033 it from nested ternary expressions to a sequence of "if"
10035 (default_diagnostic_start_span_fn): New function.
10036 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10037 (diagnostic_context::start_span): New field.
10038 (default_diagnostic_start_span_fn): New prototype.
10040 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10043 * gcc.c (driver::finalize): Fix cleanup of "specs".
10045 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10049 * gcc.c (driver::driver): Initialize m_option_suggestions.
10050 (driver::~driver): Clean up m_option_suggestions.
10051 (suggest_option): Convert to...
10052 (driver::suggest_option): ...this, and split out into
10053 driver::build_option_suggestions and find_closest_string.
10054 (driver::build_option_suggestions): New function, from
10055 first half of suggest_option. Special-case
10056 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10057 the sanitizer_opts array. For options of enum types, add the
10058 various enum values to the candidate strings.
10059 (driver::handle_unrecognized_options): Remove "const".
10060 * gcc.h (driver::handle_unrecognized_options): Likewise.
10061 (driver::build_option_suggestions): New decl.
10062 (driver::suggest_option): New decl.
10063 (driver::m_option_suggestions): New field.
10064 * opts-common.c (add_misspelling_candidates): New function.
10065 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10066 and make non-static.
10067 * opts.h (sanitizer_opts): New array decl.
10068 (add_misspelling_candidates): New function decl.
10069 * spellcheck.c (find_closest_string): New function.
10070 * spellcheck.h (find_closest_string): New function decl.
10072 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10074 PR rtl-optimization/69764
10075 PR rtl-optimization/69771
10076 * optabs.c (expand_binop_directly): For shift_optab_p, force
10077 convert_modes with VOIDmode if xop1 has VOIDmode.
10079 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10082 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10083 to correctly determine instrumentation thunks.
10085 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10088 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10089 type by reference, force lhs on the call.
10092 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10093 Compute retval and retbnd early in all cases if split_part_return_p
10094 and return_bb is not EXIT. Remove all clobber stmts and reset
10095 all debug stmts that refer to SSA_NAMEs defined in split part,
10096 except if it is retval, in that case replace the old retval with the
10097 lhs of the call to the split part.
10099 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10102 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10104 PR middle-end/66726
10105 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10106 whose result is used in PHI.
10107 (maybe_optimize_range_tests): Likewise.
10108 (final_range_test_p): Likweise.
10110 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10112 PR middle-end/66726
10113 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10114 whose result is used in PHI.
10115 (maybe_optimize_range_tests): Likewise.
10116 (final_range_test_p): Likweise.
10118 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10120 * cgraph.c: Spelling fixes - behaviour -> behavior and
10121 neighbour -> neighbor.
10122 * target.def: Likewise.
10123 * sel-sched.c: Likewise.
10124 * config/mips/mips.c: Likewise.
10125 * config/arc/arc.md: Likewise.
10126 * config/arm/cortex-a57.md: Likewise.
10127 * config/arm/arm.c: Likewise.
10128 * config/arm/neon.md: Likewise.
10129 * config/arm/arm-c.c: Likewise.
10130 * config/vms/vms-c.c: Likewise.
10131 * config/s390/s390.c: Likewise.
10132 * config/i386/znver1.md: Likewise.
10133 * config/i386/i386.c: Likewise.
10134 * config/ia64/hpux-unix2003.h: Likewise.
10135 * config/msp430/msp430.md: Likewise.
10136 * config/rx/rx.c: Likewise.
10137 * config/rx/rx.md: Likewise.
10138 * config/aarch64/aarch64-simd.md: Likewise.
10139 * config/aarch64/aarch64.c: Likewise.
10140 * config/nvptx/nvptx.c: Likewise.
10141 * config/bfin/bfin.c: Likewise.
10142 * config/cris/cris.opt: Likewise.
10143 * config/rs6000/rs6000.c: Likewise.
10144 * target.h: Likewise.
10145 * spellcheck.c: Likewise.
10146 * ira-build.c: Likewise.
10147 * tree-inline.c: Likewise.
10148 * builtins.c: Likewise.
10149 * lra-constraints.c: Likewise.
10150 * explow.c: Likewise.
10151 * hwint.h: Likewise.
10152 * targhooks.c: Likewise.
10153 * tree-vect-data-refs.c: Likewise.
10154 * expr.c: Likewise.
10155 * doc/tm.texi: Likewise.
10156 * doc/extend.texi: Likewise.
10157 * doc/install.texi: Likewise.
10158 * doc/md.texi: Likewise.
10159 * tree-ssa-tail-merge.c: Likewise.
10160 * sched-int.h: Likewise.
10161 * match.pd: Likewise.
10162 * sched-ebb.c: Likewise.
10163 * target.def (omit_struct_return_reg): Likewise.
10164 * gimple-ssa-isolate-paths.c: Likewise.
10165 (find_implicit_erroneous_behaviour): Renamed to...
10166 (find_implicit_erroneous_behavior): ... this.
10167 (find_explicit_erroneous_behaviour): Renamed to...
10168 (find_explicit_erroneous_behavior): ... this.
10169 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10171 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10173 PR rtl-optimization/64682
10174 PR rtl-optimization/69567
10175 PR rtl-optimization/69737
10176 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10177 in I2 as well, just lose it.
10179 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10181 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10183 (aarch64_last_printed_tune_string): Likewise.
10184 (aarch64_declare_function_name): Only output .arch assembler
10185 directive if it will be different from the previously output
10186 directive. Same for .tune comment but only if -dA is set.
10187 (aarch64_start_file): New function.
10188 (TARGET_ASM_FILE_START): Define.
10190 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10193 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10195 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10198 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10199 -Wmaybe-uninitialized warning.
10201 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10204 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10206 2016-02-11 Richard Biener <rguenther@suse.de>
10208 PR rtl-optimization/69291
10209 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10210 subexpressions affected by changing the result.
10212 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10215 * lra-constraints.c (curr_insn_transform): Find in/out operands
10216 for secondary memory moves. Update dups.
10218 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10220 PR tree-optimization/69652
10221 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10222 to nested loop, did source re-formatting, skip debug statements,
10223 add check on statement with volatile operand, remove dead scalar
10226 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10227 Patrick Palka <ppalka@gcc.gnu.org>
10231 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10232 calls if the return type is TREE_ADDRESSABLE.
10233 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10234 * ipa-split.c (split_function): Fix doubled "we" in comment.
10235 Use void return type for the split part even if
10236 !split_point->split_part_set_retval.
10238 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10240 PR tree-optimization/68021
10241 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10242 when computing the value of biv cand by itself.
10244 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10246 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10247 (cortexa57_tunings): Likewise.
10248 (cortexa72_tunings): Likewise.
10249 (arch_macro_fusion_pair_p): Add support for AES fusion.
10250 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10251 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10252 Allow virtual registers before reload so early scheduling works.
10253 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10254 correct latency and pipeline.
10255 (cortex_a57_crypto_complex): Likewise.
10256 (cortex_a57_crypto_xor): Likewise.
10257 (define_bypass): Add AES bypass.
10259 2016-02-10 Richard Biener <rguenther@suse.de>
10261 PR tree-optimization/69726
10262 * passes.def: Add DCE pass before late uninit.
10263 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10264 really fixup if-conversions job.
10266 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10268 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10269 (arm_cortex_a57_tune): Likewise.
10270 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10271 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10273 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10275 * timevar.def (TV_PHASE_DBGINFO): Delete.
10276 (TV_PHASE_CHECK_DBGINFO): Likewise.
10277 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10279 2016-02-10 Richard Biener <rguenther@suse.de>
10281 PR tree-optimization/69719
10282 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10283 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10285 2016-02-09 Andrew Pinski <apinski@cavium.com>
10288 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10289 get_vcond_mask_icode returns false.
10291 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10294 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10295 an ADDIS that adds a pointer to a large constant that sets the
10296 upper16 bits with a load operation.
10298 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10301 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10303 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10305 (vzipq_s16): Likewise.
10306 (vzipq_s32): Likewise.
10307 (vzipq_f32): Likewise.
10308 (vzipq_u8): Likewise.
10309 (vzipq_u16): Likewise.
10310 (vzipq_u32): Likewise.
10311 (vzipq_p8): Likewise.
10312 (vzipq_p16): Likewise.
10314 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10317 * config/arm/arm.c (neon_endian_lane_map): New function.
10318 (neon_vector_pair_endian_lane_map): New function.
10319 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10320 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10322 (vuzpq_s16): Likewise.
10323 (vuzpq_s32): Likewise.
10324 (vuzpq_f32): Likewise.
10325 (vuzpq_u8): Likewise.
10326 (vuzpq_u16): Likewise.
10327 (vuzpq_u32): Likewise.
10328 (vuzpq_p8): Likewise.
10329 (vuzpq_p16): Likewise.
10331 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10334 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10337 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10340 truncate const_int operand 1 to QImode.
10342 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10344 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10345 corresponding to an abnormal edge.
10347 2016-02-09 Tom de Vries <tom@codesourcery.com>
10349 PR tree-optimization/69599
10350 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10352 (find_func_aliases_for_builtin_call, find_func_clobbers)
10353 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10356 2016-02-09 Richard Biener <rguenther@suse.de>
10358 PR tree-optimization/69715
10359 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10360 LHS on calls as non-rewritable.
10362 2016-02-09 Tom de Vries <tom@codesourcery.com>
10365 * lto-wrapper.c (append_diag_options): New function.
10366 (compile_offload_image): Call append_diag_options.
10368 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10371 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10372 Minor copy-edit to fix verb tenses.
10374 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10376 PR tree-optimization/69209
10377 * ipa-split.c (split_function): If split part is not
10378 returning retval, retval has gimple type but is not
10379 gimple value, force it into a SSA_NAME first.
10381 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10383 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10386 2016-02-08 Jason Merrill <jason@redhat.com>
10389 * convert.c (convert_to_integer_1): Check dofold on truncation
10391 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10392 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10393 Rename from *_nofold.
10394 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10395 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10397 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10400 * tree.c (build_common_tree_nodes): Remove short_double argument.
10401 All callers changed.
10402 * tree.h (build_common_tree_nodes): Adjust declaration.
10403 * doc/invoke.texi (-fshort-double): Remove documentation.
10404 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10405 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10406 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10407 (append_linker_options): Don't handle OPT_fshort_double.
10409 PR rtl-optimization/68730
10410 * lra-remat.c (insn_to_cand_activation): New static variable.
10411 (lra_remat): Allocate and free it.
10412 (create_cand): New arg activation. Initialize a field in
10413 insn_to_cand_activation if it is nonnull.
10414 (create_cands): Pass the activation insn to create_cand when making
10415 a candidate involving an output reload. Reorganize code a little.
10416 (do_remat): Keep track of active status of candidates in a separate
10419 2016-02-08 Richard Biener <rguenther@suse.de>
10421 PR tree-optimization/69719
10422 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10423 Properly use absolute of the difference of the two offsets to
10424 compare or adjust the segment length.
10426 2016-02-08 Richard Biener <rguenther@suse.de>
10427 Jeff Law <law@redhat.com>
10430 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10431 types for anonymous SSA names.
10433 2016-02-08 Richard Biener <rguenther@suse.de>
10435 PR rtl-optimization/69274
10436 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10438 2016-02-08 Jeff Law <law@redhat.com>
10440 PR tree-optimization/65917
10441 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10442 equivalences from if (x == y) style conditionals.
10443 (loop_depth_of_name): Remove.
10444 (record_equality): Remove loop depth check.
10445 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10446 (const_and_copies::record_const_or_copy_raw): New member function.
10447 * tree-ssa-scopedtables.c
10448 (const_and_copies::record_const_or_copy_raw): New, factored out of
10449 (const_and_copies::record_const_or_copy): Call new member function.
10451 2016-02-05 Jeff Law <law@redhat.com>
10453 PR tree-optimization/68541
10454 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10455 (count_stmts_in_block): New function.
10456 (poor_ifcvt_candidate_code): Likewise.
10457 (is_feasible_trace): Add some heuristics to determine when path
10458 splitting is profitable.
10459 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10460 is a diamond with a single exit.
10462 2016-02-05 Martin Sebor <msebor@redhat.com>
10465 * doc/invoke.texi: Update -Wplacement-new to take an optional
10468 2016-02-06 Richard Henderson <rth@redhat.com>
10471 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10472 out of non-standard address spaces.
10474 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10476 PR rtl-optimization/69691
10477 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10479 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10481 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10482 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10483 (*ieee128_mfvsrd_64bit): Likewise.
10484 (*ieee128_mfvsrd_32bit): Likewise.
10486 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10490 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10492 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10493 instrumented_version.
10495 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10497 * doc/invoke.texi (Optimize Options): In table of --param options
10498 rename second occurrence of tracer-min-branch-ratio to
10499 tracer-min-branch-probability, rename
10500 tracer-min-branch-ratio-feedback to
10501 tracer-min-branch-probability-feedback and clarify description,
10502 rename sched-spec-state-edge-prob-cutoff to
10503 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10504 to selsched-insns-to-rename, rename lto-minpartition to
10505 lto-min-partition, delete reorder-blocks-duplicate and
10506 reorder-blocks-duplicate-feedback.
10508 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10510 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10513 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10515 * doc/extend.texi: S/390: Correct some typos.
10517 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10519 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10521 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10524 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10525 (s390_register_info_gprtofpr): Use new macros above.
10526 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10528 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10529 its name. Adjust restore and save gpr ranges.
10530 (s390_register_info_set_ranges): New function.
10531 (s390_register_info): Use new macros above. Call
10532 s390_register_info_set_ranges.
10533 (s390_optimize_register_info): Likewise.
10534 (s390_hard_regno_rename_ok): Use new macros.
10535 (s390_hard_regno_scratch_ok): Likewise.
10536 (s390_emit_epilogue): Likewise.
10537 (s390_can_use_return_insn): Likewise.
10538 (s390_optimize_prologue): Likewise.
10539 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10541 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10544 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10546 (ix86_option_override_internal): Disable TARGET_STV even for
10547 -m{incoming,preferred}-stack-boundary=3.
10549 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10551 * config.gcc: Mark deprecated rtems targets as obsolete.
10553 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10555 PR rtl-optimization/64682
10556 PR rtl-optimization/69567
10557 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10558 before I2 only if the register is both used and set in I2.
10560 2016-02-04 DJ Delorie <dj@redhat.com>
10562 * config/msp430/msp430.c (msp430_start_function): Add function type.
10564 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10567 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10569 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10571 PR rtl-optimization/69577
10573 2015-10-29 Richard Henderson <rth@redhat.com>
10577 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10578 sse check to the exact conditions of PR 67609.
10580 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10583 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10584 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10585 not allowed into the traditional Altivec registers.
10586 (movtd_64bit_nodm): Likewise.
10587 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10589 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10591 * config/aarch64/cortex-a57-fma-steering.c
10592 (aarch64_register_fma_steering): Remove "static" from arguments
10595 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10598 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10599 twice when complex.
10601 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10603 * doc/invoke.texi: Delete -mno-fma4.
10605 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10607 PR rtl-optimization/69577
10608 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10609 (find_subregs_of_mode): Update accordingly. Iterate over partial
10612 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10614 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10615 * config/arm/arm.c (neon_reinterpret): Remove.
10616 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10617 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10618 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10619 vreinterpretti): Remove.
10620 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10621 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10622 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10623 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10624 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10625 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10626 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10627 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10628 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10629 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10630 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10631 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10632 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10633 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10634 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10635 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10636 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10637 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10638 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10639 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10640 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10641 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10642 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10643 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10644 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10645 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10646 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10647 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10648 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10649 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10650 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10651 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10652 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10653 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10654 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10655 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10656 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10657 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10658 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10659 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10660 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10661 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10662 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10663 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10664 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10665 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10666 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10667 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10668 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10669 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10670 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10671 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10672 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10673 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10674 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10675 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10676 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10677 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10678 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10679 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10680 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10681 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10682 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10683 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10684 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10685 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10686 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10687 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10688 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10689 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10690 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10691 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10692 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10693 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10694 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10695 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10696 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10697 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10698 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10699 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10700 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10701 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10702 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10703 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10704 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10705 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10706 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10707 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10708 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10709 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10710 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10711 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10712 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10713 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10714 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10715 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10716 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10717 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10718 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10719 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10720 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10721 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10722 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10724 2016-02-04 Martin Liska <mliska@suse.cz>
10727 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10728 that are gimple_store_p.
10729 (maybe_instrument_call): Likewise.
10731 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10733 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10734 register scaling out of memory reference and comment why.
10736 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10740 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10741 folding the source of a SET.
10743 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10747 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10748 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10750 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10754 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10757 2016-02-04 Christian Bruel <christian.bruel@st.com>
10759 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10760 * config/arm/arm.c (arm_set_current_function): Likewise.
10762 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10763 Ilya Enkovich <enkovich.gnu@gmail.com>
10764 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/i386.c (convert_scalars_to_vector): Remove
10768 stack alignment fixes.
10769 (ix86_option_override_internal): Disable TARGET_STV if stack
10770 might not be aligned enough.
10771 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10773 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10775 * config/i386/x86-tune.def: Disable default prefetching
10778 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10779 Vladimir Makarov <vmakarov@redhat.com>
10782 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10783 in validating fused toc addresses.
10785 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10788 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10789 range->m_caret fields if range->m_show_caret_p is false.
10792 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10793 Force oldval into register if it does not satisfy reg_or_short_operand
10794 predicate. Fix up formatting.
10796 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10797 Alexandre Oliva <aoliva@redhat.com>
10800 * lra-constraints.c (simplify_operand_subreg): Check additionally
10801 address validity after potential reloading.
10802 (process_address_1): Check insns validity. In case of failure do
10805 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10808 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10811 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10813 * wide-int.cc (canonize_uhwi): New function.
10814 (wi::divmod_internal): Use it.
10816 2016-02-02 James Norris <jnorris@codesourcery.com
10818 * gimplify.c (omp_notice_variable): Add usage check.
10820 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10822 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10823 like LE, GE, LT, GT when emitting relational operator.
10825 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10827 * ira-costs.c (find_costs_and_classes): Add extra argument.
10828 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10829 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10830 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10831 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10832 Add best_class parameter, and return it if not ALL_REGS.
10833 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10835 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10836 Update target hook.
10838 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10840 * config/aarch64/aarch64.c
10841 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10842 (aarch64_ira_change_pseudo_allocno_class): New function.
10844 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10847 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10849 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10851 * config/avr/avr.c (avr_option_override): Set
10852 PARAM_ALLOW_STORE_DATA_RACES to 1.
10854 2016-02-02 Richard Biener <rguenther@suse.de>
10856 PR tree-optimization/69595
10857 * match.pd: Add range test simplifications to true/false.
10859 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10861 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10862 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10865 2016-02-02 Richard Biener <rguenther@suse.de>
10867 PR tree-optimization/69606
10868 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10869 info on the result before moving a stmt.
10871 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10873 PR middle-end/68542
10874 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10875 branch with vector comparison.
10876 * config/i386/sse.md (VI48_AVX): New mode iterator.
10877 (define_expand "cbranch<mode>4): Add support for conditional branch
10878 with vector comparison.
10879 * tree-vect-loop.c (optimize_mask_stores): New function.
10880 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10881 has_mask_store field of vect_info.
10882 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10883 vectorized loops having masked stores after vec_info destroy.
10884 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10885 correspondent macros.
10886 (optimize_mask_stores): Add prototype.
10888 2016-02-02 Alan Modra <amodra@gmail.com>
10891 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10894 2016-02-02 Alan Modra <amodra@gmail.com>
10897 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10898 whenever toc_label_name used.
10899 (rs6000_file_start): Don't set up toc section here,
10900 (rs6000_output_function_epilogue): do so here instead,
10901 (rs6000_xcoff_file_start): and here.
10902 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10903 (load_toc_aix_di): Likewise.
10905 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10907 PR rtl-optimization/69592
10908 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10909 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10910 (num_sign_bit_copies_binary_arith_p): New inline function.
10911 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10913 2016-02-01 Jeff Law <law@redhat.com>
10915 PR tree-optimization/69580
10916 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10917 * tree-ssa-threadbackward.c
10918 (fsm_find_control_statement_thread_paths): Do not try to walk
10919 through large PHI nodes.
10921 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10923 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10924 when count is incremented above limit, don't analyze further
10927 * omp-low.c (oacc_parse_default_dims): Avoid
10928 -Wsign-compare warning, make sure value fits into int
10929 rather than just unsigned int.
10931 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10933 PR tree-optimization/67921
10934 * fold-const.c (split_tree): New parameters. Convert pointer
10935 type variable part to proper type before negating.
10936 (fold_binary_loc): Pass new arguments to split_tree.
10938 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10940 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10941 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10942 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10943 * doc/tm.texti: Rebuilt.
10944 * doc/invoke.texi (fopenacc-dim): Document.
10945 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10946 (append_compiler_options): Likewise.
10947 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10948 (oacc_parse_default_dims): New.
10949 (oacc_validate_dims): Add USED arg. Select non-unity default when
10951 (oacc_loop_fixed_partitions): Return mask of used partitions.
10952 (oacc_loop_auto_partitions): Emit dump info.
10953 (oacc_loop_partition): Return mask of used partitions.
10954 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10955 loop partitioning and validation calls.
10957 2016-02-01 Richard Biener <rguenther@suse.de>
10959 PR middle-end/69556
10960 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10962 2016-02-01 Richard Biener <rguenther@suse.de>
10964 PR tree-optimization/69574
10965 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10966 of asserting return chrec_dont_know.
10968 2016-02-01 Martin Liska <mliska@suse.cz>
10970 * mem-stats-traits.h: Add copyright header.
10971 * mem-stats.h: Likewise.
10973 2016-02-01 Richard Biener <rguenther@suse.de>
10975 PR tree-optimization/69579
10976 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10977 Do not propagate through abnormal PHI results.
10979 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10981 * postreload.c (reload_cse_simplify): Remove dead code.
10983 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10985 PR rtl-optimization/69570
10986 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10987 if there is more than one set, not if there is a single set.
10989 2016-02-01 Richard Henderson <rth@redhat.com>
10992 * combine.c (make_compound_operation): When looking through a
10993 subreg, make sure to re-extend to the width of the outer mode.
10995 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10997 PR tree-optimization/69546
10998 * wide-int.cc (wi::divmod_internal): For unsigned division
10999 where both operands fit into uhwi, if o1 is 1 and o0 has
11000 msb set, if divident_prec is larger than bits per hwi,
11001 clear another quotient word and return 2 instead of 1.
11002 Similarly for remainder with msb in HWI set, if dividend_prec
11003 is larger than bits per hwi.
11005 2016-01-29 Martin Jambor <mjambor@suse.cz>
11007 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11008 Use short lowercase names.
11009 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11010 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11011 acq_rel one. Protect warning agains segfaults if
11012 get_memory_order_name returns NULL.
11013 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11014 with release semantics. Do not warn if get_memory_order already did.
11015 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11016 semantics. Fix check for relaxed or acquire semantics. Do not warn
11017 if get_memory_order already did.
11019 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11021 * doc/install.texi: Document that isl-0.16 is supported.
11023 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11026 * config/i386/constraints.md (Bm): Describe as special memory
11028 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11029 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11030 * genpreds.c (struct constraint_data): Add is_special_memory.
11031 (have_special_memory_constraints, special_memory_start): New
11033 (special_memory_end): Ditto.
11034 (add_constraint): Add new arg is_special_memory. Add code to
11035 process its true value. Update have_special_memory_constraints.
11036 (process_define_constraint): Pass the new arg.
11037 (process_define_register_constraint): Ditto.
11038 (choose_enum_order): Process special memory.
11039 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11040 function insn_extra_special_memory_constraint.
11041 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11042 * gensupport.c (process_rtx): Process
11043 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11044 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11045 * ira-lives.c (single_reg_class): Use
11046 insn_extra_special_memory_constraint.
11047 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11048 * lra-constraints.c (process_alt_operands): Ditto.
11049 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11050 * recog.c (asm_operand_ok, preprocess_constraints): Process
11052 * reload.c (find_reloads): Ditto.
11053 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11054 * stmt.c (parse_input_constraint): Use
11055 insn_extra_special_memory_constraint.
11057 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11060 * lra-splill.c (lra_final_code_change): Revert r229087 by
11061 removing all sub-registers.
11063 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11066 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11068 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11071 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11072 SSE1, copy target into the temporary reg first before recursing
11075 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11077 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11080 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11082 * ginclude/stdarg.h: Test __cplusplus instead of
11083 __GXX_EXPERIMENTAL_CXX0X__.
11085 2016-01-29 Richard Biener <rguenther@suse.de>
11087 PR tree-optimization/69547
11088 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11089 Do not mark clobbers necessary.
11090 (mark_all_reaching_defs_necessary_1): Likewise.
11092 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11094 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11095 declaration name with %qs and print it in both error messages.
11096 Also fix indentation.
11098 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11101 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11102 trailing blank line from error message.
11104 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11107 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11110 2016-01-29 Richard Biener <rguenther@suse.de>
11112 PR middle-end/69537
11113 * match.pd: Allow all integral types when simplifying a
11114 widening or sign-changing conversion.
11116 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11118 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11119 back to setting codegen_error to fail codegen.
11121 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11124 * config/i386/constraints.md (C): Only accept constant zero operand.
11125 (BC): New constraint.
11126 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11127 instead of C constraint.
11128 * doc/md.texi (Machine Constraints): Update description
11131 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11134 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11136 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11138 PR middle-end/69542
11139 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11142 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11144 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11145 branches if using guessed profile.
11147 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11149 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11151 2016-01-28 Richard Henderson <rth@redhat.com>
11154 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11155 * config/aarch64/aarch64-protos.h: Update.
11156 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11157 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11158 (aarch64_get_condition_code_1): Handle CC_Cmode.
11159 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11160 (*add<mode>3_compareC_cconly_imm): New.
11161 (*add<mode>3_compareC_cconly): New.
11162 (*add<mode>3_compareC_imm): New.
11163 (add<mode>3_compareC): New.
11164 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11165 to be first. Use aarch64_carry_operation.
11166 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11167 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11168 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11169 (subti3): Use subdi3_compare1.
11170 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11171 (sub<mode>3_compare1): New.
11172 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11173 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11174 (*subsi3_carryin_uxtw): Likewise.
11175 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11176 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11177 * config/aarch64/iterators.md (DWI): New.
11178 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11179 (aarch64_borrow_operation): New.
11181 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11183 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11184 message when isl does not return a valid schedule.
11186 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11188 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11189 Remove comments from class declarations: they are already in the code
11192 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11194 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11196 (ternary_op_to_tree): Same.
11197 (unary_op_to_tree): Same.
11198 (nary_op_to_tree): Same.
11199 (gcc_expression_from_isl_expr_op): Same.
11200 (gcc_expression_from_isl_expression): Same.
11201 (graphite_create_new_loop): Same.
11202 (graphite_create_new_loop_guard): Same.
11203 (build_iv_mapping): Same.
11204 (graphite_create_new_guard): Same.
11205 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11206 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11208 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11210 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11211 instead of setting codegen_error to fail codegen.
11213 2016-01-28 Jason Merrill <jason@redhat.com>
11215 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11217 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11219 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11220 Remove CONST_INT_P check in CCMP cost calculation.
11222 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11224 * config/aarch64/aarch64.c (generic_vector_cost):
11225 Set vec_permute_cost.
11226 (cortexa57_vector_cost): Likewise.
11227 (exynosm1_vector_cost): Likewise.
11228 (xgene1_vector_cost): Likewise.
11229 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11230 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11231 Add vec_permute_cost entry.
11233 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11235 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11237 (add<mode>3_compare0): Likewise.
11238 (addsi3_compare0_uxtw): Likewise.
11239 (add<mode>3nr_compare0): Likewise.
11240 (compare_neg<mode>): Likewise.
11241 (<optab><mode>3): Likewise.
11243 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11245 * tree-vect-stmts.c (vectorizable_comparison): Add
11246 NULL check for vectype.
11248 2016-01-28 Richard Biener <rguenther@suse.de>
11250 PR tree-optimization/69466
11251 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11252 Account for PHIs we couldn't duplicate.
11254 2016-01-28 Martin Liska <mliska@suse.cz>
11257 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11258 instead of ENABLE_VALGRIND_CHECKING.
11260 2016-01-27 Richard Henderson <rth@redhat.com>
11263 * lra-remat.c (subreg_regs): New.
11264 (dump_candidates_and_remat_bb_data): Dump it.
11265 (operand_to_remat): Reject if operand in subreg_regs.
11266 (set_bb_regs): Collect subreg_regs.
11267 (lra_remat): Init and free subreg_regs. Compute
11268 calculate_local_reg_remat_bb_data before create_cands.
11270 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11273 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11274 change stack_alignment_needed for __tls_get_addr call.
11276 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11278 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11280 2016-01-27 Jeff Law <law@redhat.com>
11282 PR tree-optimization/68398
11283 PR tree-optimization/69196
11284 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11285 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11286 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11287 Only count PHIs in the last block in the path. The others will
11288 const/copy propagate away. Add heuristic to allow more irreducible
11289 subloops to be created when it is likely profitable to do so.
11291 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11292 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11293 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11295 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11298 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11299 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11300 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11301 * tree-streamer-in.c: Include asan.h.
11302 (streamer_get_builtin_tree): For builtins in sanitizer
11303 range call initialize_sanitizer_builtins and retry.
11305 2016-01-27 Ian Lance Taylor <iant@google.com>
11307 * common.opt (fkeep-gc-roots-live): New undocumented option.
11308 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11309 -fkeep-gc-roots-live, skip pointers.
11310 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11313 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11316 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11317 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11319 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11322 * configure.ac: NetBSD provides SSP in its C library.
11323 * configure: Updated.
11325 2016-01-27 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/69166
11328 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11329 reduction code for commutativity / associativity.
11331 2016-01-27 Martin Jambor <mjambor@suse.cz>
11333 PR tree-optimization/69355
11334 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11335 total_scalarization fails.
11337 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11339 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11342 2016-01-27 Christian Bruel <christian.bruel@st.com>
11345 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11346 Move arm_reset_previous_fndecl and set_target_option_current_node in
11347 the conditional part. Call save_restore_target_globals.
11348 * config/arm/arm.c (arm_set_current_function):
11349 Refactor to better support #pragma target and attribute mix.
11350 Call save_restore_target_globals.
11351 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11353 2016-01-27 Martin Liska <mliska@suse.cz>
11355 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11356 reference for an HSA kernel and its host function.
11358 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11360 PR tree-optimization/69399
11361 * wide-int.h (wi::lrshift): For larger precisions, only
11362 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11364 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11366 * config/arc/predicates.md (proper_comparison_operator): Reject
11367 constant-constant comparison.
11369 2016-01-26 Tom de Vries <tom@codesourcery.com>
11371 PR tree-optimization/69110
11372 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11373 DR_NUM_DIMENSIONS == 0.
11375 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11376 Sebastian Pop <s.pop@samsung.com>
11378 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11379 isl_ast_op_cond and isl_ast_op_select.
11380 (gcc_expression_from_isl_expr_op): Same.
11382 2016-01-26 Jason Merrill <jason@redhat.com>
11385 * tree.c (recompute_constructor_flags): Split out from
11387 (verify_constructor_flags): New.
11388 * tree.h: Declare them.
11390 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11392 PR rtl-optimization/69217
11393 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11394 are no TYPE_FIELDS set for the record type.
11396 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11399 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11400 toc_label_name unconditionally.
11401 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11402 SYMBOL_REF string. Use toc_label_name instead of constructing
11404 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11405 constructing LCTOC1.
11407 2016-01-26 Martin Sebor <msebor@redhat.com>
11410 * doc/extend.texi (Common Type Attributes): Move text that talks about
11411 attribute packed from attribute aligned to the section discussing
11412 the former attribute for clarity.
11414 2016-01-26 Richard Henderson <rth@redhat.com>
11416 PR middle-end/60908
11417 * trans-mem.c (tm_region_init): Mark entry block as visited.
11419 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11422 * diagnostic-show-locus.c (layout::print_source_line): Replace
11423 call to pp_newline with call to layout::print_newline.
11424 (layout::print_annotation_line): Likewise.
11425 (layout::move_to_column): Likewise.
11426 (layout::print_any_fixits): After printing any fixits, print a
11427 trailing newline, if necessary.
11428 (layout::print_newline): New method, resetting any colorization
11430 (diagnostic_show_locus): Move the pp_newline to before the
11431 early bailout. Remove dummy block enclosing the layout instance.
11432 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11433 of pp_newline_and_flush with pp_flush.
11434 (diagnostic_append_note): Delete use of pp_newline.
11435 (diagnostic_append_note_at_rich_loc): Delete.
11436 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11437 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11438 when newline characters are added to the buffer.
11440 2016-01-26 Michael Matz <matz@suse.de>
11442 * configure.ac (ac_cv_std_swap_in_utility): New test.
11443 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11444 * configure: Regenerate.
11445 * config.in: Regenerate.
11447 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11449 * config/arc/arc.md (cstoresi4): Force operand into register.
11450 (arcset<code>): Fix predicate.
11451 (arcsetltu): Likewise.
11452 (arcsetgeu): Likewise.
11453 (arcsethi): Likewise.
11454 (arcsetls): Likewise.
11456 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11458 PR tree-optimization/69483
11459 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11460 if base has error_mark_node type.
11462 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11465 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11466 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11468 (vget_lane_f16): Handle big-endian.
11469 (vgetq_lane_f16): Likewise.
11470 (vset_lane_f16): Likewise.
11471 (vsetq_lane_f16): Likewise.
11472 * config/arm/iterators.md (VQXMOV): Add V8HF.
11473 (VDQ): Add V4HF and V8HF.
11474 (V_reg): Handle V4HF and V8HF.
11475 (Is_float_mode): Likewise.
11476 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11477 neon_vdup_nv8hf): New patterns.
11478 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11479 Use VD_LANE iterator.
11480 (neon_vld1_dup<mode>): Use VQ2 iterator.
11482 2016-01-26 Nathan Sidwell <nathan@acm.org>
11484 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11485 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11486 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11487 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11488 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11489 (oacc_validate_dims): Add LEVEL arg, don't return level.
11490 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11491 oacc_validate_dims.
11492 (execute_oacc_device_lower): Adjust, add more dump output.
11493 * tree-ssa-loop.c (gate_oacc_kernels): Use
11494 oacc_fn_attrib_kernels_p.
11495 * tree-parloops.c (create_parallel_loop): Adjust
11496 set_oacc_fn_attrib call.
11498 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11501 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11502 (append_compiler_options): Handle -fcilkplus.
11503 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11505 2016-01-26 Nick Clifton <nickc@redhat.com>
11508 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11509 been marked as DECL_ONE_ONLY but we do not the means to make it
11510 so, then do not allow it to bind locally.
11512 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11515 * opts.h (parse_sanitizer_options): New prototype.
11516 * opts.c (sanitizer_opts): New array.
11517 (parse_sanitizer_options): New function.
11518 (common_handle_option): Use parse_sanitizer_options.
11520 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11523 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11524 alignment adjustment to ...
11525 (ix86_update_stack_boundary): Here. Don't over-align stack for
11527 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11528 if __tls_get_addr is called.
11530 2016-01-26 Christian Bruel <christian.bruel@st.com>
11532 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11534 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11536 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11538 2016-01-26 Richard Biener <rguenther@suse.de>
11540 PR middle-end/69467
11541 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11543 2016-01-26 Richard Biener <rguenther@suse.de>
11545 PR tree-optimization/69452
11546 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11547 (move_computations_dom_walker::before_dom_children): Rename
11549 (move_computations_worker): This.
11550 (move_computations): Perform an RPO rather than a DOM walk.
11552 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11555 * combine.c (combine_instructions): For REG_EQUAL note with
11556 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11557 to the underlying register.
11558 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11559 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11561 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11564 * config/aarch64/aarch64-builtins.c
11565 (aarch64_init_simd_builtin_types): Do not set structural
11566 equality to __Poly{8,16,64,128}_t types.
11568 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11570 PR tree-optimization/69400
11571 * wide-int.cc (wi_pack): Take the precision as argument and
11572 perform canonicalization here rather than in the callers.
11573 Use the main loop to handle all full-width HWIs. Add a
11574 zero HWI if in_len isn't a full result.
11575 (wi::divmod_internal): Update accordingly.
11576 (wi::mul_internal): Likewise. Simplify.
11578 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11579 Sebastian Pop <s.pop@samsung.com>
11581 * graphite-poly.c (apply_poly_transforms): Simplify.
11582 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11583 (print_isl_map): Same.
11584 (print_isl_union_map): Same.
11585 (print_isl_schedule): New.
11586 (debug_isl_schedule): New.
11587 * graphite-dependences.c (scop_get_reads): Do not call
11588 isl_union_map_add_map that is undocumented isl functionality.
11589 (scop_get_must_writes): Same.
11590 (scop_get_may_writes): Same.
11591 (scop_get_original_schedule): Remove.
11592 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11593 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11594 (compute_deps): Remove.
11595 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11596 (debug_schedule_ast): New.
11597 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11598 set_separate_option.
11599 (graphite_regenerate_ast_isl): Add dump.
11600 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11601 from scop->transformed_schedule.
11602 (graphite_regenerate_ast_isl): Add more dump.
11603 * graphite-optimize-isl.c (optimize_isl): Set
11604 scop->transformed_schedule. Check whether schedules are equal.
11605 (apply_poly_transforms): Move here.
11606 * graphite-poly.c (apply_poly_transforms): ... from here.
11607 (free_poly_bb): Static.
11608 (free_scop): Static.
11609 (pbb_number_of_iterations_at_time): Remove.
11610 (print_isl_ast): New.
11611 (debug_isl_ast): New.
11612 (debug_scop_pbb): New.
11613 * graphite-scop-detection.c (print_edge): Move.
11614 (print_sese): Move.
11615 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11616 (build_scop_scattering): Remove.
11617 (create_pw_aff_from_tree): Assert instead of bailing out.
11618 (add_condition_to_pbb): Remove unused code, do not fail.
11619 (add_conditions_to_domain): Same.
11620 (add_conditions_to_constraints): Remove.
11621 (build_scop_context): New.
11622 (add_iter_domain_dimension): New.
11623 (build_iteration_domains): Initialize pbb->iterators.
11624 Call add_conditions_to_domain.
11627 (index_outermost_in_loop): New.
11628 (index_pbb_in_loop): New.
11629 (outermost_pbb_in): New.
11630 (add_in_sequence): New.
11631 (add_outer_projection): New.
11632 (outer_projection_mupa): New.
11633 (add_loop_schedule): New.
11634 (build_schedule_pbb): New.
11635 (build_schedule_loop): New.
11636 (embed_in_surrounding_loops): New.
11637 (build_schedule_loop_nest): New.
11638 (build_original_schedule): New.
11639 (build_poly_scop): Call build_original_schedule.
11640 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11641 (free_poly_dr): Remove.
11642 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11643 (free_poly_bb): Remove.
11644 (debug_loop_vec): Remove.
11645 (print_isl_ast): Declare.
11646 (debug_isl_ast): Declare.
11647 (scop_do_interchange): Remove.
11648 (scop_do_strip_mine): Remove.
11649 (scop_do_block): Remove.
11650 (flatten_all_loops): Remove.
11651 (optimize_isl): Remove.
11652 (pbb_number_of_iterations_at_time): Remove.
11653 (debug_scop_pbb): Declare.
11654 (print_schedule_ast): Declare.
11655 (debug_schedule_ast): Declare.
11656 (struct scop): Remove schedule. Add original_schedule,
11657 transformed_schedule.
11658 (free_gimple_poly_bb): Remove.
11659 (print_generated_program): Remove.
11660 (debug_generated_program): Remove.
11661 (unify_scattering_dimensions): Remove.
11662 * sese.c (print_edge): ... here.
11663 (print_sese): ... here.
11664 (debug_edge): ... here.
11665 (debug_sese): ... here.
11666 * sese.h (print_edge): Declare.
11667 (print_sese): Declare.
11668 (dump_edge): Declare.
11669 (dump_sese): Declare.
11671 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11672 Sebastian Pop <s.pop@samsung.com>
11674 * Makefile.in: Set ISLVER in site.exp.
11676 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11678 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11679 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11680 through DECL_VALUE_EXPR for expansion.
11682 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11684 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11685 the frame info after reload completed.
11687 2016-01-25 Jeff Law <law@redhat.com>
11689 PR tree-optimization/69196
11690 PR tree-optimization/68398
11691 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11692 tree-ssa-threadupdate.c.
11693 (determine_bb_domination_status): Prototype
11694 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11695 (determine_bb_domination_status): No longer static.
11696 (valid_jump_thread_path): Remove code to detect characteristics
11697 of the jump thread path not associated with correctness.
11698 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11699 Correct test for thread path length. Count PHIs for real operands as
11700 statements that need to be copied. Do not count ASSERT_EXPRs.
11701 Look at all the blocks in the thread path. Compute and selectively
11702 filter thread paths based on threading through the latch, threading
11703 a multiway branch or crossing a multiway branch.
11705 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11707 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11708 decl with __attribute__ ((unused)) annotation.
11710 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11713 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11714 of operands is compatible with a statement vectype.
11716 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11718 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11719 improve wording for mixed storage order support.
11721 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11723 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11724 (vcvt_u64_f64): Likewise.
11725 (vcvta_s64_f64): Likewise.
11726 (vcvta_u64_f64): Likewise.
11727 (vcvtm_s64_f64): Likewise.
11728 (vcvtm_u64_f64): Likewise.
11729 (vcvtn_s64_f64): Likewise.
11730 (vcvtn_u64_f64): Likewise.
11731 (vcvtp_s64_f64): Likewise.
11732 (vcvtp_u64_f64): Likewise.
11734 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11736 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11737 (arc_init): Check validity mll64 option.
11738 (arc_save_restore): Use double load/store instruction.
11739 (arc_expand_movmem): Likewise.
11740 (arc_split_move): Don't split if we have double load/store
11741 instructions. Returns a boolean.
11742 (arc_process_double_reg_moves): Change function to return boolean
11743 instead of a sequence of instructions.
11744 (arc_dwarf_register_span): New function.
11745 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11746 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11747 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11748 (*movdf_insn): Likewise.
11749 * config/arc/arc.opt (mll64): New option.
11750 * config/arc/predicates.md (even_register_operand): New predicate.
11751 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11753 2016-01-25 Richard Biener <rguenther@suse.de>
11756 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11757 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11759 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11761 2016-01-25 Richard Biener <rguenther@suse.de>
11763 PR tree-optimization/69376
11764 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11766 (VN_INFO_ANTI_RANGE_P): New inline.
11767 (VN_INFO_RANGE_TYPE): Likewise.
11768 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11769 SSA_NAME_ANTI_RANGE_P.
11770 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11771 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11772 Properly query VN_INFO_RANGE_TYPE.
11774 2016-01-25 Nick Clifton <nickc@redhat.com>
11777 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11779 2016-01-23 Tom de Vries <tom@codesourcery.com>
11781 PR tree-optimization/69426
11782 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11785 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11787 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11788 "the the" with "the" in the comments.
11789 * ipa-devirt.c (build_type_inheritance_graph,
11790 update_type_inheritance_graph): Likewise.
11791 * tree.c (build_function_type_list_1): Likewise.
11792 * cfgloopmanip.c (scale_loop_profile): Likewise.
11793 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11794 * gimple-ssa-split-paths.c
11795 (find_block_to_duplicate_for_splitting_paths): Likewise.
11796 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11797 * expr.c (convert_move): Likewise.
11798 * var-tracking.c (vt_stack_adjustments): Likewise.
11799 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11800 * tree-vrp.c (test_for_singularity): Likewise.
11802 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11803 directly instead of building a temporary tree.
11806 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11807 remove <algorithm> include.
11809 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11812 * config/i386/i386.c: Include dojump.h.
11813 (expand_small_movmem_or_setmem,
11814 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11816 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11817 if dynamic_check != -1.
11819 2016-01-21 Jeff Law <law@redhat.com>
11821 PR middle-end/69347
11822 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11823 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11824 into dominated_by_p.
11825 (cprop_into_successor_phis): Avoid unnecessary tests.
11827 2016-01-22 Richard Henderson <rth@redhat.com>
11830 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11831 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11833 2016-01-22 Michael Matz <matz@suse.de>
11835 * system.h (string, algorithm): Include only conditionally.
11836 (new): Include always under C++.
11837 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11838 * final.c (toplevel): Ditto.
11839 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11840 * genconditions.c (write_header): Make gencondmd.c define
11842 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11844 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11845 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11847 2016-01-22 Christian Bruel <christian.bruel@st.com>
11850 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11852 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11855 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11856 define_insn_and_split. Ensure operands[1] and operands[0] do not
11857 get assigned the same register.
11859 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11861 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11863 2016-01-22 Christian Bruel <christian.bruel@st.com>
11865 * config/arm/arm-c.c (arm_pragma_target_parse):
11866 Remove warn_builtin_macro_redefined overwrite.
11868 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11870 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11871 flag_non_call_exceptions compatibility.
11873 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11876 * dwarf2out.c (add_child_die_after): New function.
11877 (dwarf_qual_info_t): New type.
11878 (dwarf_qual_info): New variable.
11879 (qualified_die_p): New function.
11880 (modified_type_die): For -fdebug-types-section, ensure
11881 canonical order of qualifiers. Put qualified DIEs adjacent
11882 to the corresponding non-qualified type DIE and search there
11883 for existing qualified DIEs.
11885 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11887 * doc/extend.texi (scalar_storage_order type attribute): Document
11888 restriction on type punning and aliasing, and remove future tense.
11890 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11893 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11896 2016-01-21 Jeff Law <law@redhat.com>
11898 PR middle-end/69347
11899 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11900 useless call to record_temporary_equivalences.
11901 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11902 allocate 10 slots in the bb_path vector and let it grow as needed.
11903 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11906 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11908 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11910 * configure: Regenerate.
11912 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11914 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11915 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11917 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11919 PR middle-end/66178
11920 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11921 drop EXPAND_INITIALIZER.
11922 * rtl.h (contains_symbolic_reference_p): Declare.
11923 * rtlanal.c (contains_symbolic_reference_p): New function.
11924 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11925 a subtraction into a NOT if symbolic constants are involved.
11927 2016-01-21 Anton Blanchard <anton@samba.org>
11928 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11931 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11933 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11936 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11938 * config/microblaze/microblaze.c
11939 (get_branch_target): New.
11940 (insert_wic_for_ilb_runout): New.
11942 (microblaze_machine_dependent_reorg): New.
11943 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11944 * config/microblaze/microblaze.md
11945 (UNSPEC_IPREFETCH): Define.
11946 (iprefetch): New pattern
11947 * config/microblaze/microblaze.opt
11948 (mxl-prefetch): New flag.
11950 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11952 * config/microblaze/microblaze.h
11953 (FIXED_REGISTERS): Update in macro.
11954 (CALL_USED_REGISTERS): Update in macro.
11956 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11958 PR rtl-optimization/68920
11959 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11962 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11964 PR rtl-optimization/68990
11965 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11966 pseudo instead of inheritance ones.
11968 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11969 Nick Clifton <nickc@redhat.com>
11973 * config/mips/mips.c (mips_compute_frame_info): Initialise
11974 args_size and hard_frame_pointer_offset fields of the frame
11975 structure before calling mips_global_pointer.
11977 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11979 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11981 * configure: Regenerate.
11983 2016-01-21 Richard Biener <rguenther@suse.de>
11985 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11987 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11989 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11990 to actually emit the .size directive.
11992 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11993 Jakub Jelinek <jakub@redhat.com>
11997 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11998 args array size by one to avoid buffer overflow.
12000 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12002 * config/s390/s390.md (pool_section_start): Use switch_to_section
12003 to select proper read-only data section instead of hardcoding
12005 (pool_section_end): Use switch_to_section to match the above.
12007 2016-01-21 Richard Biener <rguenther@suse.de>
12009 PR tree-optimization/69378
12010 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12011 (set_ssa_val_to): Use it for dominance checks taking into
12012 account not executable edges.
12014 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12017 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12018 for bitsize instead of GET_MODE_PRECISION (mode).
12020 2016-01-20 Martin Sebor <msebor@redhat.com>
12023 * extend.texi (__sync Builtins): Clarify the semantics of
12024 __sync_fetch_and_OP built-ins on pointers.
12025 (__atomic Builtins): Same.
12027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12028 Sebastian Pop <s.pop@samsung.com>
12030 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12031 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12032 (is_valid_rename): Same.
12033 (translate_isl_ast_to_gimple::get_rename): Same.
12034 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12035 (translate_isl_ast_to_gimple::rename_uses): Same.
12036 (get_new_name): Check for close_phi nodes.
12037 (copy_loop_phi_args): Use phi_node_kind.
12038 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12039 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12041 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12042 Sebastian Pop <s.pop@samsung.com>
12044 Revert commit r229783.
12045 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12046 Remove use of parameter_rename_map.
12047 (copy_def): Remove.
12048 (copy_internal_parameters): Remove.
12049 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12050 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12051 (free_sese_info): Do not free parameter_rename_map.
12052 (set_rename): Do not use parameter_rename_map.
12053 (rename_uses): Update call to set_rename.
12054 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12055 * sese.h (parameter_rename_map_t): Remove.
12056 (struct sese_info_t): Remove field parameter_rename_map.
12058 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12059 Sebastian Pop <s.pop@samsung.com>
12061 * graphite-isl-ast-to-gimple.c: Fix comment.
12062 * graphite-scop-detection.c (defined_in_loop_p): New.
12063 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12064 names defined in loop.
12066 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12067 Sebastian Pop <s.pop@samsung.com>
12069 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12070 Discard unstructured if-then-else regions.
12072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12073 Sebastian Pop <s.pop@samsung.com>
12075 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12076 (cleanup_loop_iter_dom): Remove.
12077 (build_loop_iteration_domains): Remove.
12078 (build_scop_context): Remove.
12079 (build_scop_iteration_domain): Remove.
12080 (add_loop_constraints): New.
12081 (build_iteration_domains): New.
12082 (build_poly_scop): Call build_iteration_domains.
12084 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12085 Sebastian Pop <s.pop@samsung.com>
12087 * graphite-scop-detection.c
12088 (scop_detection::harmful_loop_in_region): Free dom and loops.
12089 (scop_detection::loop_body_is_valid_scop): Free bbs.
12091 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12092 Sebastian Pop <s.pop@samsung.com>
12094 * graphite-scop-detection.c (record_loop_in_sese): New.
12095 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12096 (build_scops): Remove call to build_sese_loop_nests.
12097 * sese.c (sese_record_loop): Remove.
12098 (build_sese_loop_nests): Remove.
12099 (new_sese_info): Remove region->loops.
12100 (free_sese_info): Same.
12101 * sese.h (sese_contains_loop): Same.
12102 (build_sese_loop_nests): Remove.
12103 (sese_contains_loop): Remove.
12105 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12106 Sebastian Pop <s.pop@samsung.com>
12108 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12109 loop_is_valid_in_scop.
12110 (scop_detection::harmful_stmt_in_region): Renamed
12111 harmful_loop_in_region.
12112 Call loop_is_valid_in_scop.
12114 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12115 Sebastian Pop <s.pop@samsung.com>
12117 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12120 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12121 Sebastian Pop <s.pop@samsung.com>
12123 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12124 * graphite.h (struct poly_bb): Remove field is_reduction.
12125 (PBB_IS_REDUCTION): Remove.
12127 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12128 Sebastian Pop <s.pop@samsung.com>
12130 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12131 (add_pdr_constraints): Same.
12132 (scop_get_reads): Same.
12133 (scop_get_must_writes): Same.
12134 (scop_get_may_writes): Same.
12135 (scop_get_original_schedule): Same.
12136 (extend_schedule): Same.
12137 (apply_schedule_on_deps): Same.
12138 (carries_deps): Same.
12139 (compute_deps): Same.
12140 (scop_get_dependences): Same.
12141 * graphite-isl-ast-to-gimple.c
12142 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12143 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12144 (get_schedule_for_band_list): Same.
12145 (get_schedule_map): Same.
12146 (apply_schedule_map_to_scop): Same.
12147 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12148 (build_loop_iteration_domains): Same.
12149 (add_condition_to_pbb): Same.
12150 (add_param_constraints): Same.
12151 (pdr_add_memory_accesses): Same.
12152 (pdr_add_data_dimensions): Same.
12154 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12156 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12159 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12161 * common.opt (feliminate-dwarf2-dups): Replace references to
12162 "DWARF 2" with just "DWARF".
12163 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12164 * doc/extend.texi: Likewise.
12165 * doc/cpp.texi: Likewise.
12166 * doc/invoke.texi: Likewise.
12167 (Option Summary): Add -gdwarf to list of Debugging Options.
12168 (Debugging Options): Document -gdwarf.
12169 * doc/contrib.texi: Spell "DWARF" like that.
12171 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12173 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12174 warning. Fix up formatting.
12176 PR middle-end/67653
12177 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12178 attempt to mark memory input operand addressable and
12179 call prepare_gimple_addressable in that case. Don't adjust
12180 input_location for diagnostics, use error_at instead.
12182 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12184 * config/rs6000/ppc-auxv.h: New file.
12185 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12186 (cpu_is): Likewise.
12187 (cpu_supports): Likewise.
12188 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12189 (cpu_is_info): New variable.
12190 (cpu_supports_info): Likewise.
12191 (tcb_verification_symbol): Likewise.
12192 (cpu_builtin_p): Likewise.
12193 (cpu_expand_builtin): New function.
12194 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12195 (rs6000_init_builtins): Likewise.
12196 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12197 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12198 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12199 * configure: Regenerate.
12200 * config.in: Likewise.
12201 * doc/extend.texi (PowerPC Built-in Functions): Document
12202 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12204 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12207 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12209 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12212 2016-01-20 Richard Henderson <rth@redhat.com>
12218 * tree.c (tm_define_builtin): New.
12219 (find_tm_vector_type): New.
12220 (build_tm_vector_builtins): New.
12221 (build_common_builtin_nodes): Call it.
12223 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12225 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12226 (arm_fp_ok): Likewise.
12227 (arm_fp): Likewise.
12228 (arm_crypto): Likewise.
12230 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12231 Richard Biener <rguenther@suse.de>
12233 PR tree-optimization/69328
12234 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12235 vectors have same number of elements.
12236 (vectorizable_condition): Fix masked version recognition.
12238 2016-01-20 Richard Biener <rguenther@suse.de>
12240 PR tree-optimization/69345
12241 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12242 (VN_INFO_PTR_INFO): Likewise.
12243 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12244 info when it is equal between non-dominating SSA names.
12245 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12246 Make sure to look at original SSA infos.
12248 2016-01-20 Jeff Law <law@redhat.com>
12251 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12253 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12254 (pc_or_label_operand): New predicate.
12255 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12256 tests for small integers that are 2^n - 1.
12258 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12260 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12262 2016-01-19 Jeff Law <law@redhat.com>
12264 PR middle-end/69347
12265 * tree-ssa-threadbackwards.c
12266 (fsm_find_control_statement_thread_paths): Do not try to lookup
12267 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12269 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12271 * doc/lto.texi: Remove text that says only Gold has linker plugin
12274 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12276 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12277 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12278 the DIE accordingly.
12279 (modified_type_die): Add REVERSE parameter and pass it recursively,
12280 as well as to base_type_die. Adjust presence check accordingly.
12281 (base_type_for_mode): Adjust call to modified_type_die.
12282 (add_type_attribute): Add REVERSE parameter and pass it to
12284 (generic_parameter_die): Adjust call to add_type_attribute.
12285 (add_scalar_info): Likewise.
12286 (add_subscript_info): Likewise.
12287 (gen_array_type_die): Likewise.
12288 (gen_descr_array_type_die): Likewise.
12289 (gen_entry_point_die): Likewise.
12290 (gen_enumeration_type_die): Likewise.
12291 (gen_formal_parameter_die): Likewise.
12292 (gen_subprogram_die): Likewise.
12293 (gen_variable_die ): Likewise.
12294 (gen_const_die): Likewise.
12295 (gen_field_die): Likewise.
12296 (gen_pointer_type_die): Likewise.
12297 (gen_reference_type_die): Likewise.
12298 (gen_ptr_to_mbr_type_die): Likewise.
12299 (gen_inheritance_die): Likewise.
12300 (gen_subroutine_type_die): Likewise.
12301 (gen_typedef_die): Likewise.
12302 (force_type_die): Adjust call to modified_type_die.
12304 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12306 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12307 flow throughout the file. Fix broken link to Objective-C 2.0
12309 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12312 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12314 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12316 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12319 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12320 (maybe_record_node): Record cxa_pure_virtual as the only possible
12321 target if there are not ohter candidates.
12322 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12324 2016-01-19 Richard Biener <rguenther@suse.de>
12326 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12327 (get_memory_order): Likewise.
12329 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12331 * tree-vect-stmts.c (vectorizable_store): Check
12334 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12337 * gcc.c (driver::decode_argv): Add call to
12338 init_opts_obstack before init_options_struct.
12339 * opts.c (init_opts_obstack): Remove idempotency.
12340 (init_options_struct): Replace call to init_opts_obstack
12341 with a gcc_assert to verify that it has already been called.
12342 * toplev.c (toplev::main): Add call to init_opts_obstack before
12343 calls to init_options_struct.
12344 (toplev::finalize): Move cleanup of opts_obstack next to
12345 cleanup of save_decoded_options, clearing the latter, and
12346 save_decoded_options_count.
12348 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12351 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12352 attribute to unconditional. Remove %? from output template.
12354 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12355 Jiong Wang <jiong.wang@arm.com>
12357 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12358 generated from different expand order.
12360 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12362 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12363 Add support for CCMP costing.
12365 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12367 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12368 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12369 (fccmpe<mode>): Likewise.
12370 (fcmp): Rename to fcmp and globalize pattern.
12372 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12373 (aarch64_gen_ccmp_next): Add FP support.
12375 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12377 * target.def (gen_ccmp_first): Update documentation.
12378 (gen_ccmp_next): Likewise.
12379 * doc/tm.texi (gen_ccmp_first): Update documentation.
12380 (gen_ccmp_next): Likewise.
12381 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12382 expand_ccmp_expr_1. Improve comments.
12383 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12384 (ccmp_ior<mode>): Remove pattern.
12385 (cmp<mode>): Remove expand.
12386 (cmp): Globalize pattern.
12387 (cstorecc4): Use cc_register.
12388 (mov<mode>cc): Remove ccmp_cc_register check.
12389 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12390 Simplify after removal of CC_DNE/* modes.
12391 (aarch64_ccmp_mode_to_code): Remove.
12392 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12393 In 'k' case use integer as condition.
12394 (aarch64_nzcv_codes): Remove inverted cases.
12395 (aarch64_code_to_ccmode): Remove.
12396 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12397 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12398 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12399 pattern. Return the comparison with CC register. Invert conditions
12400 when bitcode is OR.
12401 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12402 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12404 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12406 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12407 instrumented_version.
12409 2016-01-19 Richard Biener <rguenther@suse.de>
12411 PR tree-optimization/69336
12412 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12413 handled components with get_ref_base_and_extent.
12414 (equal_mem_array_ref_p): Adjust.
12416 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12419 * shrink-wrap.c: Include valtrack.h.
12420 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12421 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12422 in between insn and where it will be moved to. Call
12423 dead_debug_insert_temp.
12424 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12425 first and dead_debug_local_finish at the end.
12426 For uses and defs bitmap, handle all regs in between REGNO and
12427 END_REGNO, not just the first one.
12429 2016-01-19 Richard Biener <rguenther@suse.de>
12431 PR tree-optimization/69352
12432 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12433 (equal_mem_array_ref_p): Constrain size and max size properly.
12434 Compare the reverse flag.
12436 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12438 * ira.c (ira): Update regstat data if we deleted insns.
12440 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12442 PR rtl-optimization/68955
12443 PR rtl-optimization/64557
12444 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12445 here. Fix up formatting.
12446 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12448 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12451 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12452 assume that the node has body.
12453 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12456 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12458 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12461 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12463 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12464 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12466 2016-01-19 Martin Jambor <mjambor@suse.cz>
12467 Martin Liska <mliska@suse.cz>
12468 Michael Matz <matz@suse.de>
12470 * Makefile.in (OBJS): Add new source files.
12471 (GTFILES): Add hsa.c.
12472 * common.opt (disable_hsa): New variable.
12473 (-Whsa): New warning.
12474 * config.in (ENABLE_HSA): New.
12475 * configure.ac: Treat hsa differently from other accelerators.
12476 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12477 $enable_offloading.
12478 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12479 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12480 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12481 --with-hsa-kmt-lib.
12482 * doc/invoke.texi (-Whsa): Document.
12483 (hsa-gen-debug-stores): Likewise.
12484 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12485 to invoke offload compiler for hsa acclerator.
12486 * opts.c (common_handle_option): Determine whether HSA offloading
12487 should be performed.
12488 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12489 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12490 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12491 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12492 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12493 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12494 GF_OMP_FOR_KIND_GRID_LOOP.
12495 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12496 (pp_gimple_stmt_1): Likewise.
12497 * gimple-walk.c (walk_gimple_stmt): Likewise.
12498 * gimple.c (gimple_build_omp_grid_body): New function.
12499 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12500 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12501 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12502 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12503 GF_OMP_TEAMS_GRID_PHONY.
12504 (gimple_statement_omp_single_layout): Updated comments.
12505 (gimple_build_omp_grid_body): New function.
12506 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12507 (gimple_omp_for_grid_phony): New function.
12508 (gimple_omp_for_set_grid_phony): Likewise.
12509 (gimple_omp_parallel_grid_phony): Likewise.
12510 (gimple_omp_parallel_set_grid_phony): Likewise.
12511 (gimple_omp_teams_grid_phony): Likewise.
12512 (gimple_omp_teams_set_grid_phony): Likewise.
12513 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12514 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12515 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12516 (BUILT_IN_GOMP_TARGET): Updated type.
12517 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12518 (adjust_for_condition): New function.
12519 (get_omp_for_step_from_incr): Likewise.
12520 (extract_omp_for_data): Moved parts to adjust_for_condition and
12521 get_omp_for_step_from_incr.
12522 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12523 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12524 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12525 (scan_omp_parallel): Do not create child functions for phony
12527 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12528 (scan_omp_1_op): Checking assert we are not remapping to
12529 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12530 (parallel_needs_hsa_kernel_p): New function.
12531 (expand_parallel_call): Register apprpriate parallel child
12532 functions as HSA kernels.
12533 (grid_launch_attributes_trees): New type.
12534 (grid_attr_trees): New variable.
12535 (grid_create_kernel_launch_attr_types): New function.
12536 (grid_insert_store_range_dim): Likewise.
12537 (grid_get_kernel_launch_attributes): Likewise.
12538 (get_target_argument_identifier_1): Likewise.
12539 (get_target_argument_identifier): Likewise.
12540 (get_target_argument_value): Likewise.
12541 (push_target_argument_according_to_value): Likewise.
12542 (get_target_arguments): Likewise.
12543 (expand_omp_target): Call get_target_arguments instead of looking
12544 up for teams and thread limit.
12545 (grid_expand_omp_for_loop): New function.
12546 (grid_arg_decl_map): New type.
12547 (grid_remap_kernel_arg_accesses): New function.
12548 (grid_expand_target_kernel_body): New function.
12549 (expand_omp): Call it.
12550 (lower_omp_for): Do not emit phony constructs.
12551 (lower_omp_taskreg): Do not emit phony constructs but create for them
12552 a temporary variable receiver_decl.
12553 (lower_omp_taskreg): Do not emit phony constructs.
12554 (lower_omp_teams): Likewise.
12555 (lower_omp_grid_body): New function.
12556 (lower_omp_1): Call it.
12557 (grid_reg_assignment_to_local_var_p): New function.
12558 (grid_seq_only_contains_local_assignments): Likewise.
12559 (grid_find_single_omp_among_assignments_1): Likewise.
12560 (grid_find_single_omp_among_assignments): Likewise.
12561 (grid_find_ungridifiable_statement): Likewise.
12562 (grid_target_follows_gridifiable_pattern): Likewise.
12563 (grid_remap_prebody_decls): Likewise.
12564 (grid_copy_leading_local_assignments): Likewise.
12565 (grid_process_kernel_body_copy): Likewise.
12566 (grid_attempt_target_gridification): Likewise.
12567 (grid_gridify_all_targets_stmt): Likewise.
12568 (grid_gridify_all_targets): Likewise.
12569 (execute_lower_omp): Call grid_gridify_all_targets.
12570 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12571 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12572 (tree_omp_clause): Added union field dimension.
12573 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12574 * tree.c (omp_clause_num_ops): Added number of arguments of
12575 OMP_CLAUSE__GRIDDIM_.
12576 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12577 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12578 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12579 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12580 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12581 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12582 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12583 * tree-pass.h (make_pass_gen_hsail): Declare.
12584 (make_pass_ipa_hsa): Likewise.
12585 * ipa-hsa.c: New file.
12586 * lto-section-in.c (lto_section_name): Add hsa section name.
12587 * lto-streamer.h (lto_section_type): Add hsa section.
12588 * timevar.def (TV_IPA_HSA): New.
12589 * hsa-brig-format.h: New file.
12590 * hsa-brig.c: New file.
12591 * hsa-dump.c: Likewise.
12592 * hsa-gen.c: Likewise.
12595 * toplev.c (compile_file): Call hsa_output_brig.
12596 * hsa-regalloc.c: New file.
12598 2016-01-18 Jeff Law <law@redhat.com>
12600 PR tree-optimization/69320
12601 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12602 ranged object, do nothing if the RHS constant is not [0..1].
12603 (optimize_stmt): Comparing a boolean ranged object against a
12604 constant outside [0..1] results in a compile-time constant.
12606 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12609 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12611 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12612 (Option Summary): Update to reflect new section and moved options.
12613 (C++ Dialect Options): Move -fstats to new section.
12614 (Debugging Options): Move all dump, statistics, and other GCC
12615 developer options to new section. Rewrite section introduction
12616 and re-order remaining options to put the more basic ones first.
12617 (Optimization Options): Move -fira-verbose and -flto-report* to
12619 (Developer Options): New section incorporating moved options.
12620 * doc/cppopts.texi (-dM): Update cross-reference.
12622 2016-01-18 Richard Henderson <rth@redhat.com>
12625 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12626 operands to pseudo only if CSE is expected. Split long immediate
12627 operands only after reload, and for the stack pointer.
12628 (*add<GPI>3_pluslong): Remove.
12629 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12630 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12631 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12632 (*add<GPI>3 peepholes): New.
12633 (*add<GPI>3 splitters): New.
12634 * config/aarch64/constraints.md (Upl): New.
12635 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12637 2016-01-18 Richard Biener <rguenther@suse.de>
12639 PR tree-optimization/69297
12640 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12642 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12644 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12646 PR middle-end/68542
12647 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12648 of mixind vector and scalar types.
12649 (fold_relational_const): Add handling of vector
12650 comparison with boolean result.
12651 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12652 comparison of vector operands with boolean result for EQ/NE only.
12653 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12654 (verify_gimple_cond): Likewise.
12655 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12658 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12660 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12663 2016-01-18 Richard Biener <rguenther@suse.de>
12665 PR middle-end/69308
12666 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12668 2016-01-18 Tom de Vries <tom@codesourcery.com>
12670 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12672 2016-01-18 Tom de Vries <tom@codesourcery.com>
12674 * omp-low.c (set_oacc_fn_attrib): Make extern.
12675 * omp-low.h (set_oacc_fn_attrib): Declare.
12676 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12677 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12678 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12679 Add and handle function parameter oacc_kernels_p.
12680 (find_reduc_addr, get_omp_data_i_param): New function.
12681 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12682 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12683 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12684 Calculate dominance info. Skip loops that are not in a kernels region
12685 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12686 (pass_parallelize_loops::execute): Call parallelize_loops with
12687 oacc_kernels_p argument.
12688 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12689 New member function.
12690 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12691 * passes.def: Add argument to pass_parallelize_loops instantation.
12693 2016-01-18 Tom de Vries <tom@codesourcery.com>
12695 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12696 pass_parallelize_loops to be run outside the loop pipeline.
12698 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12700 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12701 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12703 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12706 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12707 using get_ref_base_and_extent.
12708 (equal_mem_array_ref_p): New.
12709 (hashable_expr_equal_p): Add call to previous.
12711 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12714 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12715 (sra_initialize): Allocate disqualified_constants.
12716 (sra_deinitialize): Free disqualified_constants.
12717 (disqualify_candidate): Update disqualified_constants when appropriate.
12718 (create_access): Scan for constant-pool entries as we go along.
12719 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12720 (maybe_add_sra_candidate): Allow constant-pool entries.
12721 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12722 (initialize_constant_pool_replacements): New.
12723 (sra_modify_assign): Avoid mangling assignments created by previous,
12724 and don't generate writes into constant pool.
12725 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12727 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12729 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12730 andnot instruction.
12731 (scalar_chain::convert_op): Likewise.
12732 * config/i386/i386.md (*andndi3_doubleword): New.
12734 2016-01-18 Richard Biener <rguenther@suse.de>
12736 PR tree-optimization/69170
12737 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12738 building a vector from scalar results of a pattern stmt.
12740 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12742 * haifa-sched.c (autopref_multipass_init): Work around
12743 -Wmaybe-uninitialized warning.
12745 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12747 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12748 against the constant 0.
12750 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12752 PR tree-optimization/68799
12753 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12754 look up phi candidates in the statement-candidate map.
12755 (phi_add_costs): Likewise.
12756 (record_phi_increments): Likewise.
12757 (phi_incr_cost): Likewise.
12758 (ncd_with_phi): Likewise.
12759 (all_phi_incrs_profitable): Likewise.
12761 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12763 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12764 -Wmaybe-uninitialized warning.
12766 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12768 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12769 (Option Summary): Update to reflect new section and moved options.
12770 (C++ Dialect Options): Move -fvtable-verify and related options.
12771 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12772 and profiling-related options.
12773 (Optimization Options): Move profile generation options and
12774 -fstack-protector and related options.
12775 (Instrumentation Options): New section incorporating moved options.
12776 (Code Generation Options): Move -finstrument-functions and
12777 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12779 2016-01-16 Tom de Vries <tom@codesourcery.com>
12781 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12783 2016-01-16 Tom de Vries <tom@codesourcery.com>
12785 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12787 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12789 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12790 that checks whether the table is already empty. Rename the
12791 original implementation to...
12792 (hash_table::empty_slot): ...this new private function.
12794 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12796 PR diagnostic/68899
12797 * diagnostic-show-locus.c (layout::print_source_line): Move x
12798 offset of line until after call to
12799 get_line_width_without_trailing_whitespace.
12801 2016-01-15 Jeff Law <law@redhat.com>
12803 PR tree-optimization/69270
12804 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12805 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12806 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12807 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12808 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12809 ssa_name_has_boolean_range and constant_boolean_node.
12811 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12813 PR rtl-optimization/69030
12814 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12816 (spill_pseudos): Delete debug insn for dead pseudo.
12817 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12819 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12821 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12823 (TYPES_UNOPUS): Likewise.
12824 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12825 builtin type, from UNOP to UNOPUS.
12826 (lbtruncuv4sf): Likewise.
12827 (lbtruncuv2df): Likewise.
12828 (lrounduv2sf): Likewise.
12829 (lrounduv4sf): Likewise.
12830 (lrounduv2df): Likewise.
12831 (lroundusf): Likewise.
12832 (lroundusf): Likewise.
12833 (lceiluv2sf): Likewise.
12834 (lceiluv4sf): Likewise.
12835 (lceiluv2df): Likewise.
12836 (lceilusf): Likewise.
12837 (lceiludf): Likewise.
12838 (lflooruv2sf): Likewise.
12839 (lflooruv4sf): Likewise.
12840 (lflooruv2df): Likewise.
12841 (lfloorusf): Likewise.
12842 (lfloorudf): Likewise.
12843 (lfrintnuv2sf): Likewise.
12844 (lfrintnuv4sf): Likewise.
12845 (lfrintnuv2df): Likewise.
12846 (lfrintnusf): Likewise.
12847 (lfrintnudf): Likewise.
12848 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12850 (vcvtq_u32_f32): Likewise.
12851 (vcvtq_u64_f64): Likewise.
12852 (vcvta_u32_f32): Likewise.
12853 (vcvtaq_u32_f32): Likewise.
12854 (vcvtaq_u64_f64): Likewise.
12855 (vcvtm_u32_f32): Likewise.
12856 (vcvtmq_u32_f32): Likewise.
12857 (vcvtmq_u64_f64): Likewise.
12858 (vcvtn_u32_f32): Likwise.
12859 (vcvtnq_u32_f32): Likewise.
12860 (vcvtnq_u64_f64): Likewise.
12861 (vcvtp_u32_f32): Likewise.
12862 (vcvtpq_u32_f32): Likewise.
12863 (vcvtpq_u64_f64): Likewise.
12864 (vcvtmd_u64_f64): Likewise.
12865 (vcvtms_u32_f32): Likewise.
12866 (vcvtad_u64_f64): Likewise.
12867 (vcvtas_u32_f32): Likewise.
12868 (vcvtnd_u64_f64): Likewise.
12869 (vcvtns_u32_f32): Likewise.
12870 (vcvtpd_u64_f64): Likewise.
12871 (vcvtps_u32_f32): Likewise.
12873 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12875 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12876 CSEL of zero_extended registers.
12878 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12880 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12881 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12883 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12885 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12886 false when argument string is not found in the attributes table
12889 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12892 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12893 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12894 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12895 precision estimate.
12897 2016-01-15 Richard Biener <rguenther@suse.de>
12899 PR tree-optimization/66856
12900 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12901 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12902 (vect_create_new_slp_node): Increment stmt reference count.
12903 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12904 an SLP tree before swapping operands.
12905 (vect_build_slp_tree): Likewise.
12906 (destroy_bb_vec_info): Free stmt info after SLP instances.
12907 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12908 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12909 (STMT_VINFO_NUM_SLP_USES): New macro.
12911 2016-01-15 Richard Biener <rguenther@suse.de>
12914 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12915 (add_linkage_name): ... here.
12916 (gen_typedef_die): Use add_linkage_name_raw instead of
12917 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12920 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12922 * gimplify.c (oacc_default_clause): Decode reference and pointer
12923 types for both kernels and parallel regions.
12925 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12927 PR middle-end/69246
12928 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12930 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12932 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12933 (convert_scalars_to_vector): Likewise.
12935 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12937 * doc/extend.texi (Type Traits): Fix grammar.
12939 2016-01-15 Martin Jambor <mjambor@suse.cz>
12941 * tree-inline.c (remap_decl): Use existing dclarations if
12942 remapping a type and prevent_decl_creation_for_types.
12943 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12944 decls first. Do real remapping with
12945 prevent_decl_creation_for_types set.
12946 * tree-inline.h (copy_body_data): New field
12947 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12950 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12952 * config/s390/s390.opt (mmvcle): More verbose help text.
12954 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12956 * config/s390/s390.opt: Add period to -mzvector option text.
12958 2016-01-15 Richard Biener <rguenther@suse.de>
12960 PR tree-optimization/68961
12961 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12962 of invariants in stores again.
12964 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12966 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12968 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12970 * config/i386/i386.c (ix86_expand_branch): Don't split
12971 DI mode xor instruction to SI mode.
12973 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12976 * ipa-icf.c (sem_function::merge): Virtual functions may become
12977 reachable even if they address is not taken and there are no
12980 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12982 * lto-streamer-out.c (subtract_estimated_size): New function.
12983 (get_symbol_initial_value): Use it.
12985 2016-01-15 Christian Bruel <christian.bruel@st.com>
12988 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12989 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12990 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12991 use add_builtin_function_ext_scope instead of add_builtin_function.
12992 (neon_set_p, neon_crypto_set_p): Remove.
12993 (arm_init_builtins): Always call arm_init_neon_builtins and
12994 arm_init_crypto_builtins.
12995 (arm_expand_builtin): Check that builtins are allowed for the arch.
12996 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12997 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12998 arm_init_neon_builtins call.
13000 2016-01-15 Richard Biener <rguenther@suse.de>
13002 PR tree-optimization/69117
13003 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13004 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13005 of the leader conservatively.
13006 (free_scc_vn): Restore original SSA name infos.
13008 2016-01-14 Jeff Law <law@redhat.com>
13010 PR tree-optimization/69270
13011 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13012 single bit of precision, verify it's also unsigned.
13013 (record_edge_info): Use constant_boolean_node rather than fold_convert
13014 to convert boolean_true/boolean_false to the right type.
13016 2016-01-14 Richard Henderson <rth@redhat.com>
13019 * loop-doloop.c (record_reg_sets): New.
13020 (doloop_optimize): Reject the transform if the sequence
13021 clobbers registers live at the end of the loop block.
13022 (doloop_optimize_loops): Enable df_live if needed.
13024 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13026 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13027 * config/rs6000/rs6000.c: Likewise.
13028 * config/rs6000/rs6000.h: Likewise.
13029 * config/rs6000/rs6000.md: Likewise.
13030 * doc/extend.texi: Likewsie.
13032 2016-01-14 Jeff Law <law@redhat.com>
13034 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13037 2016-01-14 Richard Henderson <rth@redhat.com>
13041 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13042 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13043 instead of builtin_decl_declared_p to test for declaration.
13045 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13047 * doc/loop.texi (Loop Analysis and Representation): Document
13048 loop_depth function.
13050 2016-01-14 Tom de Vries <tom@codesourcery.com>
13052 PR tree-optimization/68773
13053 * omp-low.c (expand_omp_target): Don't set force_output.
13054 * varpool.c (varpool_node::get_create): Same.
13055 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13056 offload_funcs with force_output.
13058 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13061 * lra-eliminations.c (move_plus_up): Don't change anything if either
13062 the outer or inner subreg mode is not MODE_INT.
13063 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13064 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13066 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13068 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13069 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13070 reduc_uplus_@var{m}): Remove.
13071 * expr.c (expand_expr_real_2): Remove expansion path for
13072 reduc_[us](min|max|plus) optabs.
13073 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13074 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13075 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13076 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13077 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13078 reduc_[us](min|max|plus) optabs.
13080 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13082 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13083 (reduc_plus_scal_v2sf): New.
13084 (reduc_smax_v2sf): Rename to...
13085 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13086 (reduc_smin_v2sf): Rename to...
13087 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13089 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13091 * alias.c (compare_base_symbol_refs): New function.
13092 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13095 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13097 PR middle-end/68146
13098 PR tree-optimization/69155
13099 * tree-complex.c: Include cfganal.h.
13100 (phis_to_revisit): New variable.
13101 (extract_component): Add phiarg_p argument. Assert that returned
13102 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13103 (update_phi_components): Partly rewrite to use loop over real/imag
13104 components instead of code duplication. If extract_component returns
13105 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13106 create_tmp_reg into the PHI node instead, and mention the phi triplet
13107 in phis_to_revisit.
13108 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13109 in phis_to_revisit at the end.
13111 2016-01-14 Richard Biener <rguenther@suse.de>
13113 PR tree-optimization/68060
13114 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13115 outer loop reduction is only used in the inner loop before
13116 detecting a double reduction.
13118 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13121 * combine.c (expand_field_assignment): Punt if compute_mode is
13122 unsupported scalar mode.
13124 2016-01-14 Richard Biener <rguenther@suse.de>
13126 PR tree-optimization/66856
13127 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13128 SLP node only if it built successfully.
13129 (vect_analyze_slp_instance): Adjust.
13131 2016-01-14 Jeff Law <law@redhat.com>
13133 PR tree-optimization/69270
13134 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13135 (record_edge_info): Use it. Convert boolean_{true,false}_node
13136 to the type of op0.
13138 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13141 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13142 use block_ultimate_origin
13143 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13145 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13147 * doc/invoke.texi (Submodel Options): Rename section to
13148 "Machine-Dependent Options" to better reflect its content.
13149 Rewrite introductory text to remove archaic CPU names.
13152 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13154 * doc/invoke.texi (Code Gen Options): Move section up in file,
13155 before target-specific options. Update menu and option summary
13156 to reflect the new section ordering.
13158 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13160 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13161 (C++ Dialect Options): Add cross-reference to -std option.
13162 * doc/standards.texi (C++ Language): Document C++14 support.
13164 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13166 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13167 for pack/unpack functions for __ibm128.
13168 (PACK_IF): Likewise.
13169 (UNPACK_IF): Likewise.
13171 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13172 support for __ibm128 pack/unpack functions.
13173 (rs6000_invalid_builtin): Likewise.
13174 (rs6000_init_builtins): Likewise.
13175 (rs6000_opt_masks): Likewise.
13177 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13178 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13180 (RS6000_BTM_COMMON): Likewise.
13182 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13183 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13184 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13185 128-bit floating point. Add support for the double values to be
13186 in Altivec registers for TF/IF packing and unpacking, but restrict
13187 TD packing sub-fields to be FPR registers. Don't allow overlapped
13188 register support for packing. Allow pack inputs to be memory
13189 locations. Don't build generator functions for unpack<mode>_dm
13190 and unpack<mode>_nodm.
13191 (unpack<mode>_dm): Likewise.
13192 (unpack<mode>_nodm): Likewise.
13193 (pack<mode>): Likewise.
13195 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13196 built-in functions to pack/unpack explicit __ibm128 values.
13197 (__builtin_unpack_ibm128): Likewise.
13199 * doc/extend.texi (PowerPC Built-in Functions): Document
13200 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13202 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13205 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13206 Add new arg loc and pass it down as context.
13207 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13208 to the location to use for the warning.
13209 (check_function_arguments): New arg loc. All callers changed. Pass
13210 it to check_function_nonnull.
13211 * c-common.h (check_function_arguments): Adjust declaration.
13213 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13215 PR tree-optimization/69156
13216 * gimple.c (validate_type): Removed.
13217 (gimple_builtin_call_types_compatible_p): Use
13218 useless_type_conversion_p instead of validate_type.
13219 * value-prof.c (gimple_stringop_fixed_value): Fold
13220 icall_size to correct type.
13222 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13224 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13227 2016-01-13 Richard Henderson <rth@redhat.com>
13230 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13231 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13232 (ix86_builtin_tm_store): Remove.
13233 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13234 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13235 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13236 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13237 * doc/tm.texi: Rebuild.
13239 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13240 (BUILT_IN_TM_MEMCPY_RTWN): New.
13241 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13242 fallback from vector to integer helpers.
13243 (build_tm_load): Handle vector types directly, instead of
13245 (build_tm_store): Likewise.
13246 (expand_assign_tm): Prepare for register types not handled by
13247 the above. Copy them to memory and use memcpy.
13248 * tree.c (tm_define_builtin): New.
13249 (find_tm_vector_type): New.
13250 (build_tm_vector_builtins): New.
13251 (build_common_builtin_nodes): Call it.
13253 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13255 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13256 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13258 2016-01-13 Tom de Vries <tom@codesourcery.com>
13260 PR tree-optimization/69169
13261 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13262 handled_struct_type param.
13263 (create_variable_info_for, intra_create_variable_infos): Call
13264 create_variable_info_for_1 with extra arg.
13266 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13268 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13269 and "armv8.1-a+crc" entries.
13271 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13274 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13275 Change first operand predicate from register_or_constm1_operand
13276 to register_operand.
13277 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13278 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13279 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13280 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13281 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13282 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13283 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13284 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13285 comparison with constm1_rtx from vec_prefetch_gen part.
13287 2016-01-13 Richard Biener <rguenther@suse.de>
13289 PR tree-optimization/69013
13290 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13291 Exchange assert for a test.
13293 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13296 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13298 2016-01-13 Richard Biener <rguenther@suse.de>
13300 PR tree-optimization/69242
13301 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13302 assert with a check.
13304 2016-01-13 Richard Biener <rguenther@suse.de>
13306 PR tree-optimization/69186
13307 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13308 Properly guard vect_update_misalignment_for_peel call.
13310 2016-01-12 Jeff Law <law@redhat.com>
13312 PR tree-optimization/pr67755
13313 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13314 "need_profile_correction".
13315 (thread_block_1): Initialize new field to false by default. If we
13316 have multiple thread paths through a common joiner to different
13317 final targets, then set new field to true.
13318 (compute_path_counts): Only do count adjustment when it's really
13321 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13323 * doc/invoke.texi (Spec Files): Move section down in file, past
13324 all command-line option descriptions.
13326 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13328 PR middle-end/54809
13329 * doc/gty.texi: Remove documentation of mark_hook.
13330 * gengtype.c (struct write_types_data): Remove code to support
13331 mark_hook attribute.
13332 (walk_type): Likewise.
13333 (write_func_for_structure): Likewise.
13335 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13337 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13338 Directory Options, and -specs= to Overall Options.
13339 (Overall Options): Adjust similarly. Reorder to group related
13340 options together. Make -specs= cross-reference the spec file details.
13341 (Directory Options): Adjust similarly.
13343 2016-01-12 Jeff Law <law@redhat.com>
13345 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13347 2016-01-12 Olivier Hainque <hainque@adacore.com>
13349 * gcc.c (spec_undefvar_allowed): New global.
13350 (process_command): Set to true when running for --version or --help,
13352 (getenv_spec_function): When the variable is not defined, use the
13353 variable name as the variable value if we're allowed not to issue
13356 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13358 PR tree-optimization/68911
13359 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13360 information computed for expression "init + nit * step".
13362 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13364 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13365 about name of GCC executable. Remove deleted node from menu.
13366 (Directory Options) <-B>: Remove cross-reference to deleted node.
13367 (Target Options): Delete section.
13369 2016-01-12 Christian Bruel <christian.bruel@st.com>
13372 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13373 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13375 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13378 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13379 aligned_mem is properly set for AVX512-VL floating point masked
13383 * ifcvt.c (cond_exec_process_if_block): When removing the last
13384 insn from then_bb, remove also any possible barriers that follow it.
13386 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13390 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13391 (PTRDIFF_TYPE): Likewise.
13392 (WCHAR_TYPE): Likewise.
13393 (WCHAR_TYPE_SIZE): Likewise.
13394 (STDINT_LONG32): Likewise.
13396 2016-01-12 Richard Biener <rguenther@suse.de>
13398 PR tree-optimization/69053
13399 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13400 convert initial value for cond reductions.
13402 2016-01-12 Richard Biener <rguenther@suse.de>
13404 PR tree-optimization/69007
13405 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13406 widen_sum after dot_prod and sad.
13408 2016-01-12 Richard Biener <rguenther@suse.de>
13410 PR tree-optimization/69168
13411 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13412 pattern stmt SLP type.
13413 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13414 end up unused so cope with that case.
13416 2016-01-12 Richard Biener <rguenther@suse.de>
13418 PR tree-optimization/69157
13419 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13420 stmts def type only during analyze phase.
13421 (vectorizable_call): Likewise.
13422 (vectorizable_simd_clone_call): Likewise.
13423 (vectorizable_conversion): Likewise.
13424 (vectorizable_assignment): Likewise.
13425 (vectorizable_shift): Likewise.
13426 (vectorizable_operation): Likewise.
13427 (vectorizable_store): Likewise.
13428 (vectorizable_load): Likewise.
13430 2016-01-12 Richard Biener <rguenther@suse.de>
13432 PR tree-optimization/69174
13433 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13435 (vectorizable_load): Properly compute the number of loads needed
13436 for permuted strided SLP loads and do not spuriously assign
13437 to SLP_TREE_VEC_STMTS.
13439 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13441 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13442 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13443 (MD_EXEC_PREFIX): Remove.
13444 (MD_STARTFILE_PREFIX) Removee.
13445 (FILE_NAME_ABSOLUTE_P): Remove.
13446 (CPP_SPEC): Do not read macros from sys/version.h.
13447 (LINK_COMMAND_SPEC): Remove.
13448 (LOCAL_INCLUDE_DIR): Remove.
13449 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13450 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13451 (POST_LINK_SPEC): Define to invoke stubify after linker
13452 (LIBSTDCXX): Remove define
13453 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13454 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13455 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13456 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13457 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13458 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13459 (i386_djgpp_asm_named_section): Add propotype of new procedure
13461 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13462 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13463 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13464 in config/i386/djgpp.h).
13465 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13466 STANDARD_STARTFILE_PREFIX_1.
13467 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13468 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13469 installation errors.
13470 (MAX_OFILE_ALIGNMENT): Define to 128.
13471 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13473 * config/i386/djgpp.c: New file. Add implementation of
13474 i386_djgpp_asm_named_section.
13476 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13478 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13479 Add rule for building djgpp.o.
13481 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13483 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13484 (rtx_is_swappable_p): Reductions are swappable.
13485 (insn_is_swappable_p): V2DF reductions are swappable.
13487 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13489 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13490 reloads for other unsupported memory operands.
13492 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13493 Jim Wilson <jim.wilson@linaro.org>
13496 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13497 copy_to_mode_reg instead of force_reg.
13499 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13502 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13503 TARGET_80387 is true.
13505 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13508 * lra-eliminations.c (move_plus_up): Only move plus up
13509 if subreg of the constant can be simplified into constant
13510 and use the simplified subreg of the constant instead of
13511 the original constant.
13513 * fold-const.c (fold_convertible_p): Don't return true
13514 for conversion of VECTOR_TYPE to same sized integral type.
13515 (fold_convert_loc): Fix up formatting. Fold conversion of
13516 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13517 instead of NOP_EXPR.
13519 PR tree-optimization/69214
13520 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13521 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13524 PR tree-optimization/69207
13525 * tree-vect-slp.c (vect_get_constant_vectors): For
13526 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13527 fold_convertible_p to vector_type's element type, and always
13528 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13530 2016-01-11 Richard Biener <rguenther@suse.de>
13532 PR tree-optimization/69173
13533 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13534 fixup the cycle if all stmts are in a pattern.
13536 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13538 PR middle-end/68999
13539 * alias.c (base_alias_check): Move check for addresses with
13540 alignment ANDs before the call for compare_base_decls.
13541 (memrefs_conflict_p): Return -1 for different decls
13542 that went through alignment adjustments.
13544 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13546 PR rtl-optimization/68796
13547 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13548 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13549 and QImode comparisons against zero with CC_NZmode.
13550 * config/aarch64/iterators.md (short_mask): New mode_attr.
13552 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13554 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13555 (<avx512>_store<mode>_mask): Likewise.
13557 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13558 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13560 PR rtl-optimization/68841
13561 * ifcvt.c (struct noce_if_info): Add orig_x field.
13562 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13563 Don't record conflicts on to_rename if it's present.
13564 Allow memory destinations in sets.
13565 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13566 blocks, passing orig_x to the checks.
13567 (noce_process_if_block): Set if_info->orig_x appropriately.
13569 2016-01-11 Tom de Vries <tom@codesourcery.com>
13571 PR tree-optimization/69069
13572 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13574 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13576 PR rtl-optimization/68920
13577 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13578 of conditional moves for RTL if-conversion to 1 for
13579 TARGET_ONE_IF_CONV_INSN.
13580 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13581 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13582 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13583 parameter to restirct number of conditional moves for
13585 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13586 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13589 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13592 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13593 onepart vars. Fix typo in comment. Fix reversed condition in
13595 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13598 * var-tracking.c (dump_onepart_variable_differences): New.
13599 (dataflow_set_different): If a detailed dump is requested,
13600 delay early returns and dump differences between onepart
13601 variables present before and after, and added variables.
13603 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13606 * expr.c (expand_expr_real_1): For boolean vector constants
13607 with a scalar mode use const_scalar_mask_from_tree.
13608 (const_scalar_mask_from_tree): New.
13609 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13610 assigned to a mask type to handle constants.
13612 2016-01-11 Martin Jambor <mjambor@suse.cz>
13615 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13616 useless parameters if we cannot change function signature.
13618 2016-01-11 Martin Jambor <mjambor@suse.cz>
13621 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13624 2016-01-11 Tom de Vries <tom@codesourcery.com>
13626 PR tree-optimization/69109
13627 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13630 2016-01-11 Tom de Vries <tom@codesourcery.com>
13632 PR tree-optimization/69108
13633 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13634 res is not used in a phi.
13636 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13639 * common.opt (frandom-seed): Fix parameter name.
13640 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13642 2016-01-11 Tom de Vries <tom@codesourcery.com>
13644 PR tree-optimization/69058
13645 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13648 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13650 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13651 (mcode-density): Likewise.
13653 2016-01-10 Tom de Vries <tom@codesourcery.com>
13655 PR tree-optimization/69062
13656 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13657 (parallelize_loops): Don't paralelize loop that has phi with address
13660 2016-01-10 Tom de Vries <tom@codesourcery.com>
13662 PR tree-optimization/69039
13663 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13666 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13668 PR middle-end/68743
13669 * match.pd: Require target has function_c99_misc before doing
13670 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13672 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13674 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13676 * configure: Regenerate.
13678 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13680 PR middle-end/50865
13681 PR tree-optimization/69097
13682 * fold-const.h (expr_not_equal_to): New prototype.
13683 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13684 (expr_not_equal_to): New function.
13685 * match.pd (X % -Y is the same as X % Y): Don't optimize
13686 unless X is known not to be equal to minimum or Y is known
13687 not to be equal to -1.
13688 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13689 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13690 (simplify_stmt_using_ranges): Adjust caller.
13691 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13692 substitute_and_fold.
13694 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13696 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13699 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13701 PR tree-optimization/69167
13702 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13703 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13705 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13707 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13708 Richard Biener <rguenther@suse.de>
13710 PR tree-optimization/68707
13711 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13712 instances that can be handled via vect_load_lanes.
13714 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13716 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13717 if we can't determine address equivalence.
13718 * alias.c (compare_base_decl): Update for changed return value of
13719 symtab_node::equal_address_to.
13721 2016-01-08 Jason Merrill <jason@redhat.com>
13725 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13726 * expr.c (store_field): Not here.
13727 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13728 call with TREE_ADDRESSABLE type.
13729 * tree-cfg.c (verify_gimple_call): Adjust.
13731 2016-01-08 Olivier Hainque <hainque@adacore.com>
13733 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13736 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13738 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13739 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13740 (reduc_smin_v2sf): Rename to...
13741 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13742 (reduc_splus_v2sf): Rename to...
13743 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13745 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13747 PR tree-optimization/69162
13748 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13749 valist argument in another argument.
13750 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13751 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13752 to determine the va_list type, build a MEM_REF instead of
13753 build_fold_indirect_ref.
13755 PR tree-optimization/69172
13756 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13759 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13761 PR tree-optimization/67781
13762 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13763 and cmpnop in two steps: first the ones not accessed in original
13764 gimple expression in a endian independent way and then the ones not
13765 accessed in the final result in an endian-specific way.
13767 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13769 PR tree-optimization/69083
13770 * tree-vect-slp.c (vect_get_constant_vectors): For
13771 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13772 element type. If op is fold_convertible_p to vector_type's element
13773 type, use NOP_EXPR instead of VCE.
13775 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13777 PR rtl-optimization/67778
13778 PR rtl-optimization/68634
13779 PR rtl-optimization/68909
13780 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13781 block from the stack until done with it. Remove a superfluous
13782 bitmap set. Remove a superfluous bitmap test.
13784 2016-01-07 Martin Sebor <msebor@redhat.com>
13787 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13788 constraint on the type of arguments.
13790 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13792 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13793 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13794 unaligned_access on the gcc_options set.
13795 * config/arm/arm.c (arm_option_override_internal): Use
13796 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13798 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13801 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13802 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13804 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13807 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13811 depending on frame_pointer_needed before remaining integer and SSE
13812 registers are saved.
13814 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13817 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13819 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13822 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13823 Use the "xBm" constraint.
13824 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13826 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13827 (sse_cvtsi2ssq<round_name>): Likewise.
13828 (sse_cvtss2si<round_name>): Likewise.
13829 (sse_cvtss2siq<round_name>): Likewise.
13830 (sse2_cvtsi2sdq<round_name>): Likewise.
13831 (sse2_cvtsd2si<round_name>): Likewise.
13832 (sse2_cvtsd2siq<round_name>): Likewise.
13833 * config/i386/subst.md (round_nimm_scalar_predicate): New
13836 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13838 PR middle-end/67639
13839 * varasm.c (make_decl_rtl): Mark invalid register vars as
13842 PR rtl-optimization/66206
13843 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13844 All callers changed.
13846 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13848 PR tree-optimization/69141
13849 * tree-ssa-pre.c: Include langhooks.h.
13850 (eliminate_dom_walker::before_dom_children): Use
13851 lang_hooks.decl_printable_name instead of
13852 cgraph_node::get ()->name ().
13854 PR middle-end/68960
13855 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13856 it and DECL_ALIGN too.
13858 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13860 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13862 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13865 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13866 depending on frame_pointer_needed before remaining integer and SSE
13867 registers are saved.
13869 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13871 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13872 mode iterator with VSX_M2.
13873 (*p9_vecstore_<mode>): Likewise.
13874 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13875 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13876 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13877 (define_split for VSX_LE128 stores): Likewise.
13878 (define_peephole2 for TImode LE swaps): Likewise.
13879 (define_split for VSX_LE128 post-reload stores): Likewise.
13881 2016-01-06 Marek Polacek <polacek@redhat.com>
13884 * convert.c (convert_to_integer_1): Adjust call to
13885 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13886 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13887 EXPR instead of ARG.
13888 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13890 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13893 * doc/extend.texi (RL78 Variable Attributes): New section.
13895 2016-01-05 Marek Polacek <polacek@redhat.com>
13898 * builtins.c (get_memmodel): Use expansion point location rather than
13899 the input location. Call warning_at rather than warning.
13900 (expand_builtin_atomic_compare_exchange): Likewise.
13901 (expand_builtin_atomic_load): Likewise.
13902 (expand_builtin_atomic_store): Likewise.
13903 (expand_builtin_atomic_clear): Likewise.
13905 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13908 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13909 Replace nonimmediate_operand with vector_operand.
13910 * config/i386/predicates.md (vector_operand): New predicate.
13911 (general_vector_operand): Replace nonimmediate_operand with
13913 * config/i386/sse.md: Replace nonimmediate_operand with
13914 vector_operand and m constraint with Bm constraint on SSE
13915 patterns with 16-byte memory operand.
13916 * config/i386/subst.md (round_nimm_predicate): Replace
13917 nonimmediate_operand with vector_operand.
13918 (round_saeonly_nimm_predicate): Likewise.
13919 (round_saeonly_nimm_scalar_predicate): New.
13921 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13924 * config/i386/constraints.md (Bm): New constraint.
13925 * config/i386/predicates.md (vector_memory_operand): New
13927 * config/i386/sse.md: Replace xm with xBm in plusminus and
13928 any_logic patterns.
13930 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13933 * doc/extend.texi (V850 Function Attributes): New section.
13934 (V850 Variable Attributes): New section.
13936 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13939 * doc/extend.texi (MicroBlaze Function Attributes): Document
13940 interrupt_handler and fast_interrupt attributes.
13942 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13945 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13946 for local symbolic operands.
13947 * config/ia64/predicates.md (local_symbolic_operand64): New
13950 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13952 PR rtl-optimization/68651
13953 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13956 2016-01-05 Nathan Sidwell <nathan@acm.org>
13958 * alias.c (compare_base_decls): Use symtab_node::get.
13960 2016-01-05 Nick Clifton <nickc@redhat.com>
13963 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13964 secondary_reload_info structure.
13967 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13968 decls if weak support is available.
13970 2016-01-04 Martin Sebor <msebor@redhat.com>
13972 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13974 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13976 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13977 OPTION_MASK_P9_DFORM.
13979 * config/rs6000/constraints.md (wo constraint): New constraint for
13982 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13984 (rs6000_init_hard_regno_mode_ok): Likewise.
13986 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13989 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13990 expanders not to have constraints. Add support for ISA 3.0 xxperm
13991 instruction. Add support for fusing xxlor with xxperm.
13992 (altivec_vperm_<mode>_internal): Likewise.
13993 (altivec_vperm_v8hiv16qi): Likewise.
13994 (altivec_vperm_<mode>v16q): Likewise.
13995 (altivec_vperm_<mode>_uns): Likewise.
13996 (vperm_v8hiv4si): Likewise.
13997 (vperm_v16qiv8hi): Likewise.
13999 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14001 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14003 Update copyright years.
14005 * gcc.c (process_command): Update copyright notice dates.
14006 * gcov-dump.c (print_version): Ditto.
14007 * gcov.c (print_version): Ditto.
14008 * gcov-tool.c (print_version): Ditto.
14009 * gengtype.c (create_file): Ditto.
14010 * doc/cpp.texi: Bump @copying's copyright year.
14011 * doc/cppinternals.texi: Ditto.
14012 * doc/gcc.texi: Ditto.
14013 * doc/gccint.texi: Ditto.
14014 * doc/gcov.texi: Ditto.
14015 * doc/install.texi: Ditto.
14016 * doc/invoke.texi: Ditto.
14018 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14020 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14021 modes larger than TImode as TImode if NEON is not enabled.
14023 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14026 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14027 mode for %f0-%f31 only if TARGET_FPU.
14029 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14032 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14033 to compute the PACKED_P predicate.
14034 (function_arg_record_value): Minor tweaks.
14036 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14038 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14039 option for arm*-*-* targets.
14041 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14043 * doc/extend.texi (Common Function Attributes): Move docs for
14044 MSP430-specific attributes to....
14045 (MSP430 Function Attributes): ...here. Delete the redundant
14046 entries and copy-edit the remaining text.
14047 (MSP430 Variable Attributes): Use uniform format for index
14048 entries and add a cross-reference to the corresponding function
14051 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14053 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14055 (x86 Options): Likewise.
14057 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14061 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14062 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14063 to corresponding attribute.
14065 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14067 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14068 to correct alphabetization of table. Copy-edit and correct
14070 <stack_protect>: Likewise.
14071 <target_clones>: Likewise.
14073 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14074 Correct punctuation.
14075 (Code Gen Options) <-fno-plt>: Copy-edit.
14077 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14080 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14081 SI values. Explicitly convert SI to DI and vice-versa.
14083 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14085 PR tree-optimization/69070
14086 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14087 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14090 * ubsan.c (ubsan_instrument_float_cast): Call
14091 initialize_sanitizer_builtins.
14094 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14096 Copyright (C) 2016 Free Software Foundation, Inc.
14098 Copying and distribution of this file, with or without modification,
14099 are permitted in any medium without royalty provided the copyright
14100 notice and this notice are preserved.