1 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
4 vlef/vstef. Add missing operand to vleif.
6 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
9 pair for all vector types with 64 bit elements.
10 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
11 * config/s390/vector.md (V_HW_64): ... here.
12 (V_128_NOSINGLE): New mode iterator.
13 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
14 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
15 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
16 ("*vec_load_pairv2di"): Change to ...
17 ("*vec_load_pair<mode>"): ... this one.
19 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21 * config/s390/constraints.md: Add comments.
22 (jKK): Reject element sizes > 8 bytes.
23 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
25 * config/s390/s390.md: Add the s_operand checks formerly in
26 s390_split_ok_p to various splitters where they are still
28 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
29 for 128 bit vectors. Plus two splitters.
31 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
36 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
39 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
40 error if the boundary argument is not constant.
42 2017-03-24 Jakub Jelinek <jakub@redhat.com>
44 PR rtl-optimization/80112
45 * loop-doloop.c (doloop_condition_get): Don't check condition
46 if cmp isn't SET with IF_THEN_ELSE src.
48 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
50 PR tree-optimization/80158
51 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
52 replacing a candidate statement, also replace it for the
53 candidate's alternate interpretation.
54 (replace_rhs_if_not_dup): Likewise.
55 (replace_one_candidate): Likewise.
57 2017-03-24 Richard Biener <rguenther@suse.de>
59 PR tree-optimization/80167
60 * graphite-isl-ast-to-gimple.c
61 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
63 (translate_isl_ast_to_gimple::get_rename): Likewise.
65 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
67 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
68 handling of certain combinations of target options, including the
69 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
70 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
72 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
75 * config/arm/arm.md (*load_multiple): Add reload_completed to
78 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
79 Richard Biener <rguenth@suse.com>
81 PR tree-optimization/79908
82 PR tree-optimization/80136
83 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
84 been cast away, gimplify_and_add suffices.
86 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
88 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
90 2017-03-23 Richard Biener <rguenther@suse.de>
92 PR tree-optimization/80032
93 * gimplify.c (gimple_push_cleanup): Forced unconditional
94 cleanups still have to go to the conditional_cleanups
97 2017-03-22 Jakub Jelinek <jakub@redhat.com>
99 PR tree-optimization/80072
100 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
102 (next_operand_entry_id): Change type to unsigned int.
103 (sort_by_operand_rank): Make sure to return the right return value
104 even if unsigned fields are bigger than INT_MAX.
105 (struct oecount): Change cnt and id type to unsigned int.
106 (oecount_hasher::equal): Formatting fix.
107 (oecount_cmp): Make sure to return the right return value
108 even if unsigned fields are bigger than INT_MAX.
109 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
112 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
113 TREE_READONLY on result if writing it more than once.
116 * doc/invoke.texi (-fsanitize=thread): Document that with
117 -fnon-call-exceptions atomics are not able to throw
121 * tsan.c: Include tree-eh.h.
122 (instrument_builtin_call): Call maybe_clean_eh_stmt or
123 maybe_clean_or_replace_eh_stmt where needed.
124 (instrument_memory_accesses): Add cfg_changed argument.
125 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
127 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
129 PR rtl-optimization/63191
130 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
131 wrapper function, moved the whole old content into ...
132 (ix86_delegitimize_address_1): ... this. New inline function.
133 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
134 true as last argument instead of ix86_delegitimize_address.
136 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
138 * config/aarch64/aarch64.c (generic_branch_cost): Copy
139 cortexa57_branch_cost.
141 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
143 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
145 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
148 * doc/md.texi (Constraints): Document wA constraint.
149 * config/rs6000/constraints.md (wA): New.
150 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
151 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
152 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
153 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
155 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
158 * gimplify.c (is_oacc_declared): New function.
159 (oacc_default_clause): Use it to set default flags for acc declared
160 variables inside parallel regions.
161 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
163 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
164 declare attribute to any decl as necessary.
166 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
169 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
170 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
171 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
172 (arm_arch_lpae): This.
173 * config/arm/arm.c (arm_arch7ve): Rename into ...
174 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
175 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
178 2017-03-22 Martin Liska <mliska@suse.cz>
181 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
182 error message instead of an ICE.
184 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
186 * doc/extend.texi (6.11 Additional Floating Types): Revise.
188 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
190 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
192 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
195 2017-03-21 Martin Sebor <msebor@redhat.com>
197 * doc/extend.texi: Use "cannot" instead of "can't."
198 * doc/hostconfig.texi: Same.
199 * doc/install.texi: Same.
200 * doc/invoke.texi: Same.
201 * doc/loop.texi: Same.
203 * doc/objc.texi: Same.
204 * doc/rtl.texi: Same.
206 * doc/tm.texi.in: Same.
207 * doc/trouble.texi: Same.
209 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
212 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
213 (collect_checksum_attributes): Set it.
214 (die_checksum_ordered): Use it.
216 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
218 PR tree-optimization/79908
219 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
220 change: For a VA_ARG whose LHS has been cast away, use
221 force_gimple_operand to construct the side effects.
223 2017-03-21 David Malcolm <dmalcolm@redhat.com>
226 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
227 more amenable to translation.
228 (oacc_loop_auto_partitions): Likewise.
230 2017-03-21 Marek Polacek <polacek@redhat.com>
231 Martin Sebor <msebor@redhat.com>
233 PR tree-optimization/80109
234 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
237 2017-03-21 Jakub Jelinek <jakub@redhat.com>
238 Segher Boessenkool <segher@kernel.crashing.org>
241 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
242 check reg_used_between_p between insn and one of succ or succ2
243 depending on if succ is artificial insn not inserted into insn
246 2017-03-21 Martin Liska <mliska@suse.cz>
248 PR gcov-profile/80081
249 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
250 * doc/gcc.texi: Include gcov-dump stuff.
251 * doc/gcov-dump.texi: New file.
253 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
255 PR rtl-optimization/79150
256 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
257 conditional jump, if the jump is the last insn of the loop.
259 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
260 Richard Biener <rguenth@suse.com>
262 PR tree-optimization/79908
263 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
264 been cast away, use force_gimple_operand to construct the side
267 2017-03-21 Martin Liska <mliska@suse.cz>
270 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
273 2017-03-21 Brad Spengler <spender@grsecurity.net>
276 * plugin.c (htab_hash_plugin): New function.
277 (add_new_plugin): Use it and adjust.
278 (parse_plugin_arg_opt): Adjust.
279 (init_one_plugin): Likewise.
281 2017-03-21 Richard Biener <rguenther@suse.de>
283 PR tree-optimization/80032
284 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
285 if set force the cleanup to happen unconditionally.
286 (gimplify_target_expr): Push inserted clobbers with force_uncond
287 to avoid them being removed by control-dependent DCE.
289 2017-03-21 Richard Biener <rguenther@suse.de>
291 PR tree-optimization/80122
292 * tree-inline.c (copy_bb): Do not expans va-arg packs or
293 va_arg_pack_len when the inlined call stmt requires pack
295 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
297 2017-03-21 Jakub Jelinek <jakub@redhat.com>
300 * tsan.c (instrument_builtin_call): If the memory model argument
301 is not a constant, assume it is valid.
304 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
307 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
309 PR rtl-optimization/79910
310 * combine.c (can_combine_p): Do not allow combining an I0 or I1
311 if its dest is used by an insn before I2 (other than the combined
312 insns themselves, which are properly handled already).
314 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
317 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
319 * combine.c (record_used_regs): New static function.
320 (try_combine): Handle situations where there is an additional
321 instruction between I2 and I3 which needs to have a LOG_LINK
325 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
327 * combine.c (try_combine): Delete redundant i1 test. Call
328 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
330 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
333 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
336 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
338 PR tree-optimization/80054
339 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
340 the optimization if a PHI or any of its arguments is not dominated
341 by the candidate's basis. Use gphi* rather than gimple* as
343 (replace_profitable_candidates): Clean up a gimple* variable that
344 should be a gphi* variable.
346 2017-03-20 Martin Sebor <msebor@redhat.com>
349 * doc/extend.texi (attribute constructor): Document present limitation.
351 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
354 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
355 __POWER9_VECTOR__ #ifdef control, change template definition to
356 use Power9-specific built-in function.
357 (vec_any_eq): Likewise.
358 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
359 to control outcomes from this test.
360 (vector_ae_<mode>p): For VEC_F modes, likewise.
362 2017-03-20 Ian Lance Taylor <iant@google.com>
364 * config/i386/i386.c (ix86_function_regparm): Save an extra
365 register for -fsplit-stack with DECL_STATIC_CHAIN.
367 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
370 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
371 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
373 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
375 * config/riscv/riscv.c (riscv_print_operand): Use "fence
377 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
380 2017-03-20 Marek Polacek <polacek@redhat.com>
383 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
385 2017-03-20 Richard Biener <rguenther@suse.de>
387 PR tree-optimization/80113
388 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
389 allocate extra SSA name for PHI def.
390 (add_close_phis_to_outer_loops): Likewise.
391 (add_close_phis_to_merge_points): Likewise.
392 (copy_loop_close_phi_args): Likewise.
393 (copy_cond_phi_nodes): Likewise.
395 2017-03-20 Martin Liska <mliska@suse.cz>
398 * tree-chkp.c (chkp_build_returned_bound): Do not build
399 returned bounds for a LHS that's not a BOUNDED_P type.
401 2017-03-20 Martin Liska <mliska@suse.cz>
405 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
406 COMPLEX_CST and VECTOR_CST.
408 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
411 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
412 target operand. A new splitter adds the clobber statement in case
413 the target operand is dead anyway.
415 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
417 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
418 to age-old versions of binutils and glibc.
420 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
422 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
424 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
426 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
428 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
430 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
431 requirement for binutils 2.13.
433 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
435 * combine.c (try_combine): Delete redundant i1 test. Call
436 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
438 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
440 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
441 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
443 <riscv64-*-elf>: Re-arrange section
444 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
445 <riscv32-*-linux>: Likewise.
446 <riscv64-*-elf>: Likewise
447 <riscv64-*-linux>: Likewise.
449 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
452 * aarch64.opt(verbose-cost-dump): Fix typo.
454 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
457 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
458 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
460 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
462 * reload.c (find_reloads): When reloading a nonoffsettable address,
463 use RELOAD_OTHER for it and its address reloads.
465 PR rtl-optimization/79910
466 * combine.c (record_used_regs): New static function.
467 (try_combine): Handle situations where there is an additional
468 instruction between I2 and I3 which needs to have a LOG_LINK
471 2017-03-17 Jeff Law <law@redhat.com>
473 PR tree-optimization/71437
474 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
475 conditional in the hash table first.
476 (vrp_dom_walker::before_dom_children): Extract condition from
477 ASSERT_EXPR. Record condition, its inverion and any implied
480 2017-03-17 Marek Polacek <polacek@redhat.com>
481 Markus Trippelsdorf <markus@trippelsdorf.de>
483 PR tree-optimization/80079
484 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
487 2017-03-17 Richard Biener <rguenther@suse.de>
490 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
491 Properly verify the LHS before the RHS possibly claims to be
493 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
496 2017-03-17 Martin Jambor <mjambor@suse.cz>
498 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
499 (List of -O2 options): Likewise.
500 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
503 2017-03-17 Tom de Vries <tom@codesourcery.com>
505 * gcov-dump.c (print_usage): Print bug_report_url.
507 2017-03-17 Richard Biener <rguenther@suse.de>
510 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
511 (parser::peek): Likewise.
513 2017-03-17 Richard Biener <rguenther@suse.de>
515 PR tree-optimization/80048
516 * sese.c (free_sese_info): Properly release rename_map and
517 copied_bb_map elements.
519 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
521 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
522 Add linked-list forward and backlinks. Insert on
523 construction, remove on destruction.
524 (class pass_store_merging): Add m_stores_head field.
525 (pass_store_merging::terminate_and_process_all_chains):
526 Iterate over m_stores_head list.
527 (pass_store_merging::terminate_all_aliasing_chains):
529 (pass_store_merging::execute): Check for debug stmts first.
530 Push new chains onto the m_stores_head stack.
532 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
535 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
536 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
537 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
539 2017-03-16 Jeff Law <law@redhat.com>
541 PR tree-optimization/71437
542 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
543 member function. Implementation moved into after_dom_children
544 member function and into the threader's thread_outgoing_edges
546 (dom_opt_dom_walker::after_dom_children): Simplify by moving
547 some code into new thread_outgoing_edges.
548 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
549 definition. Simplify marker handling (do it here). Assume we always
550 have the available expression and the const/copies tables.
551 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
553 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
554 * tree-vrp.c (equiv_stack): No longer file scoped.
555 (vrp_dom_walker): New class.
556 (vrp_dom_walker::before_dom_children): New member function.
557 (vrp_dom_walker::after_dom_children): Likewise.
558 (identify_jump_threads): Setup domwalker. Use it rather than
559 walking edges in a random order by hand. Simplify setup/finalization.
560 (finalize_jump_threads): Remove.
561 (vrp_finalize): Do not call identify_jump_threads here.
562 (execute_vrp): Do it here instead and call thread_through_all_blocks
565 PR tree-optimization/71437
566 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
568 (simplify_stmt_for_jump_threading): Add basic_block argument. All
570 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
571 (dom_opt_dom_walker::thread_across_edge): Remove
572 handle_dominating_asserts argument. All callers changed.
573 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
574 changes. Remove calls to lhs_of_dominating_assert. Other
575 uses of handle_dominating_asserts turn into unconditional code
576 (simplify_control_stmt_condition_1): Likewise.
577 (simplify_control_stmt_condition): Likewise.
578 (thread_through_normal_block, thread_across_edge): Likewise.
579 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
580 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
581 object if it is not an SSA_NAME.
582 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
583 before calling into the VRP specific simplifiers.
584 (identify_jump_threads): Remove handle_dominating_asserts
587 2017-03-16 Jakub Jelinek <jakub@redhat.com>
590 * tree-diagnostic.c (default_tree_printer): No longer static.
591 * tree-diagnostic.h (default_tree_printer): New prototype.
593 2017-03-16 Tamar Christina <tamar.christina@arm.com>
595 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
596 Change ins into fmov.
598 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
600 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
601 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
602 Use h_con constraint for operand 1.
603 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
604 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
606 2017-03-15 Jeff Law <law@redhat.com>
608 PR tree-optimization/71437
609 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
610 (record_temporary_equivalences): Use it.
612 PR tree-optimization/71437
613 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
614 tree-ssa-scopedtables.
615 (lookup_avail_expr, build_and_record_new_cond): Likewise.
616 (record_conditions, record_cond, vuse_eq): Likewise.
617 (record_edge_info): Adjust to API tweak of record_conditions.
618 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
619 (record_temporary_equivalences, optimize_stmt): Likewise.
620 (eliminate_redundant_computations): Likewise.
621 (record_equivalences_from_stmt): Likewise.
622 * tree-ssa-scopedtables.c: Include options.h and params.h.
623 (vuse_eq): New function, moved from tree-ssa-dom.c
624 (build_and_record_new_cond): Likewise.
625 (record_conditions): Likewise. Accept vector of conditions rather
626 than edge_equivalence structure for first argument.
627 for the first argument.
628 (avail_exprs_stack::lookup_avail_expr): New member function, moved
630 (avail_exprs_stack::record_cond): Likewise.
631 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
633 (avail_exprs_stack): Add new member functions lookup_avail_expr
635 (record_conditions): Declare.
637 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
640 * lra-constraints.c (process_alt_operands): Increase reject for
641 reloading an input/output operand.
643 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
646 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
647 insns to convert from signed/unsigned char/short to IEEE 128-bit
649 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
651 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.c (ix86_vector_duplicate_value): Create
655 subreg of inner mode for values already in registers.
657 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
659 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
660 iteration reg is used after the loop.
662 2017-03-14 Martin Sebor <msebor@redhat.com>
664 PR tree-optimization/79800
665 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
666 precision in negative-positive range.
667 (format_floating): Call non-const overload with adjusted precision.
669 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
672 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
675 2017-03-14 Martin Sebor <msebor@redhat.com>
678 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
679 * builtins.def (aligned_alloc): Use it.
682 * Makefile.in (GTFILES): Add calls.c.
683 * calls.c: Include "gt-calls.h".
685 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
687 PR rtl-optimization/79728
688 * regs.h (struct target_regs): New field
689 x_contains_allocatable_regs_of_mode.
690 (contains_allocatable_regs_of_mode): New macro.
691 * reginfo.c (init_reg_sets_1): Initialize it, and change
692 contains_reg_of_mode so it includes global regs as well.
693 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
694 rather than contains_regs_of_mode.
696 2017-03-14 Martin Liska <mliska@suse.cz>
698 * doc/invoke.texi: Document options that can't be combined with
699 -fcheck-pointer-bounds.
701 2017-03-14 Martin Liska <mliska@suse.cz>
704 * doc/invoke.texi (-Wchkp): Document the option.
706 2017-03-14 Martin Liska <mliska@suse.cz>
708 * Makefile.in: Install gcov-dump.
710 2017-03-14 Martin Liska <mliska@suse.cz>
712 * multiple_target.c (expand_target_clones): Bail out for
713 an invalid attribute.
715 2017-03-14 Richard Biener <rguenther@suse.de>
717 * alias.c (struct alias_set_entry): Pack properly.
718 * cfgloop.h (struct loop): Likewise.
719 * cse.c (struct set): Likewise.
720 * ipa-utils.c (struct searchc_env): Likewise.
721 * loop-invariant.c (struct invariant): Likewise.
722 * lra-remat.c (struct cand): Likewise.
723 * recog.c (struct change_t): Likewise.
724 * rtl.h (struct address_info): Likewise.
725 * symbol-summary.h (function_summary): Likewise.
726 * tree-loop-distribution.c (struct partition): Likewise.
727 * tree-object-size.c (struct object_size_info): Likewise.
728 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
729 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
730 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
731 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
732 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
733 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
734 (struct _stmt_vec_info): Likewise.
736 2017-03-14 Martin Liska <mliska@suse.cz>
739 * multiple_target.c (create_dispatcher_calls): Check that
740 a target can create a function dispatcher.
742 2017-03-14 Martin Liska <mliska@suse.cz>
745 * multiple_target.c (expand_target_clones): Drop local.local
746 flag for default implementation.
748 2017-03-14 Richard Biener <rguenther@suse.de>
750 PR tree-optimization/80030
751 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
753 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
755 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
756 gcc_fallthrough() instead of __attribute__((fallthrough));
758 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
760 * doc/gcc.texi: Remove "up" link to (DIR).
761 * doc/gccint.texi: Ditto.
763 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
765 * doc/install.texi (Specific) <avr>: Remove reference to
768 2017-03-13 Jeff Law <law@redhat.com>
770 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
771 attribute rather than comments.
773 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
774 match_scratch operand is highest.
776 2017-03-13 Martin Liska <mliska@suse.cz>
779 * ipa-pure-const.c (warn_function_noreturn): If the declarations
780 is a CHKP clone, use original declaration.
782 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
784 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
785 (arc_conditional_register_usage): Use a different allocation order
786 when optimizing for size.
787 * common/config/arc/arc-common.c (arc_option_optimization_table):
788 Section anchors default on when optimizing for size.
790 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
792 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
794 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
796 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
797 * config/arc/arc.md (cpu_facility): Add cd variant.
798 (*movqi_insn): Add code density variant.
799 (*movhi_insn): Likewise.
800 (*movqi_insn): Likewise.
801 (*addsi3_mixed): Likewise.
802 (subsi3_insn): Likewise.
804 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
806 * config/arc/arc.md (movsi_cond_exec): Update constraint.
808 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
810 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
811 expressions with MINUS and UNARY ops.
813 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
816 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
818 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
819 between vec_select and vector argument.
820 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
821 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
822 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
823 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
824 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
825 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
827 2017-03-13 Richard Biener <rguenther@suse.de>
830 * params.def (vect-max-peeling-for-alignment): Fix typo.
832 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
834 * doc/install.texi (Specific) <mips-*-*>: Remove description of
835 issue that only occurred with binutils below 2.18.
837 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
839 * doc/install.texi (Specific) <cris-axis-elf>: No longer
840 refer to binutils 2.11/2.12 minimum.
842 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
844 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
845 ftp.kernel.org and simplify binutils requirement.
847 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
849 * doc/invoke.texi (Warning Options): Fix spelling of link-time
851 (Optimize Options): Ditto. Also remove redundancy.
853 2017-03-10 David Malcolm <dmalcolm@redhat.com>
856 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
858 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
859 to G_ to avoid double translation.
861 2017-03-10 David Malcolm <dmalcolm@redhat.com>
864 * auto-profile.c (get_combined_location): Convert leading
865 character of diagnostics to lower case and remove trailing period.
866 (read_profile): Likewise for various diagnostics.
867 * config/arm/arm.c (arm_option_override): Remove trailing period
868 from various diagnostics.
869 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
870 (msp430_expand_delay_cycles): Likewise.
872 2017-03-10 David Malcolm <dmalcolm@redhat.com>
875 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
876 full command-line argument, rather than just "str".
877 (aarch64_validate_march): Likewise.
878 (aarch64_validate_mtune): Likewise.
880 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
882 PR rtl-optimization/78911
883 * lra-assigns.c (must_not_spill_p): New function.
886 2017-03-10 Jakub Jelinek <jakub@redhat.com>
888 PR tree-optimization/79981
889 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
890 ATOMIC_COMPARE_EXCHANGE ifn result.
891 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
892 IFN_ATOMIC_COMPARE_EXCHANGE.
894 2017-03-10 David Malcolm <dmalcolm@redhat.com>
897 * opts.c (parse_sanitizer_options): Add missing question mark to
898 "did you mean" message.
900 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
902 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
904 (VMULEUH_UNS): Likewise.
905 (VMULOUB_UNS): Likewise.
906 (VMULOUH_UNS): Likewise.
907 * config/rs6000/rs6000.c (builtin_function_type): Remove
908 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
910 2017-03-10 David Malcolm <dmalcolm@redhat.com>
913 * read-rtl-function.c (function_reader::read_rtx_operand): Update
914 x with result of extra_parsing_for_operand_code_0.
915 (function_reader::extra_parsing_for_operand_code_0): Convert
916 return type from void to rtx, returning x. When reading
917 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
918 larger size containing struct block_symbol.
920 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
922 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
923 -mfloat128-hardware without -m64.
925 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
928 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
929 entries to the case statement that marks unsigned arguments to
930 overloaded functions.
932 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
934 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
935 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
937 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
940 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
941 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
943 2017-03-10 Martin Liska <mliska@suse.cz>
947 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
948 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
951 2017-03-10 Olivier Hainque <hainque@adacore.com>
953 * tree-switch-conversion (array_value_type): Start by resetting
954 candidate type to it's main variant.
956 2017-03-10 Jakub Jelinek <jakub@redhat.com>
958 PR rtl-optimization/79909
959 * combine.c (try_combine): Use simplify_replace_rtx on individual
960 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
961 of the whole CALL_INSN_FUNCTION_USAGE.
963 PR tree-optimization/79972
964 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
965 get_range_info on SSA_NAMEs. Formatting fixes.
967 2017-03-10 Richard Biener <rguenther@suse.de>
968 Jakub Jelinek <jakub@redhat.com>
970 PR tree-optimization/77975
971 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
973 (get_val_for): For constant x return it. Formatting fix.
974 (loop_niter_by_eval): Avoid pointless looping if the next iteration
975 would use the same bases as the current one.
977 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
979 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
980 instead of vec_select for V1TImode.
981 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
983 (VSX_LE_128): Add V1TI to this mode iterator.
984 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
985 (*vsx_le_perm_store_<mode>): Likewise.
986 (pre-reload splitter for VSX stores): Likewise.
987 (post-reload splitter for VSX stores): Likewise.
988 (*vsx_xxpermdi2_le_<mode>): Likewise.
989 (*vsx_lxvd2x2_le_<mode>): Likewise.
990 (*vsx_stxvd2x2_le_<mode>): Likewise.
992 2017-03-09 Michael Eager <eager@eagercon.com>
994 Correct failures with --enable-checking=yes,rtl.
996 * config/microblaze/microblaze.c (microblaze_expand_shift):
997 Replace GET_CODE test with CONST_INT_P and INTVAL test with
999 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
1000 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
1002 2017-03-09 Richard Biener <rguenther@suse.de>
1004 PR tree-optimization/79977
1005 * graphite-scop-detection.c (scop_detection::merge_sese):
1006 Handle the case of extra exits to blocks dominating the entry.
1008 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
1010 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1013 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
1015 PR rtl-optimization/79949
1016 * lra-constraints.c (process_alt_operands): Check memory when
1017 trying to predict a cycle. Print about the overall increase.
1019 2017-03-09 Richard Biener <rguenther@suse.de>
1022 * gimple-expr.c (useless_type_conversion_p): Preserve
1023 TYPE_SATURATING for fixed-point types.
1025 2017-03-09 Richard Biener <rguenther@suse.de>
1028 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
1029 alignment of BLKmode params.
1031 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1034 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
1035 (VALL_NO_V2Q): Likewise.
1037 * config/aarch64/aarch64-simd.md
1038 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
1040 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
1041 VALL_NO_V2Q mode iterator.
1042 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
1044 2017-03-09 Martin Liska <mliska@suse.cz>
1046 PR tree-optimization/79631
1047 * tree-chkp-opt.c (chkp_is_constant_addr): Call
1048 tree_int_cst_sign_bit just for INTEGER constants.
1050 2017-03-09 Martin Liska <mliska@suse.cz>
1054 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
1057 2017-03-09 Marek Polacek <polacek@redhat.com>
1060 * tree.c (inchash::add_expr): Handle TREE_VEC.
1062 2017-03-09 Martin Liska <mliska@suse.cz>
1065 (chkp_narrow_size_and_offset): New function.
1066 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
1067 (void chkp_parse_bit_field_ref): New function.
1068 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
1069 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
1071 2017-03-09 Martin Liska <mliska@suse.cz>
1074 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
1075 (chkp_find_bounds_1): Remove gcc_unreachable.
1077 2017-03-09 Jakub Jelinek <jakub@redhat.com>
1080 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
1081 BUILT_IN_SYNC*, determine the access type from the size suffix and
1082 always build a MEM_REF with that type. Handle forgotten
1083 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
1086 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
1087 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
1088 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
1089 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
1090 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
1091 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
1092 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
1093 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
1094 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
1095 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
1096 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
1097 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
1098 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
1099 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
1100 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
1101 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
1102 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
1103 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
1104 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
1105 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
1106 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
1107 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
1108 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
1109 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
1110 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
1111 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
1112 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
1113 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
1114 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
1115 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
1116 definitions outside of __OPTIMIZE__ guarded section.
1119 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
1120 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
1121 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
1122 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
1125 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1127 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
1128 ("vfenez<mode>"): Add missing constraints.
1130 2017-03-08 Martin Sebor <msebor@redhat.com>
1133 * config/nds32/nds32.c (nds32_option_override):
1135 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1138 * gimplify.c (gimplify_omp_for): Replace index var in outer
1139 taskloop statement with an artificial variable and add
1140 OMP_CLAUSE_PRIVATE clause for it.
1142 2017-03-08 Richard Biener <rguenther@suse.de>
1144 PR tree-optimization/79955
1145 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1146 for accesses that are completely outside of the variable.
1148 2017-03-08 Andrew Haley <aph@redhat.com>
1150 PR tree-optimization/79943
1151 * tree-ssa-loop-split.c (compute_new_first_bound): When
1152 calculating the new upper bound, (END-BEG) should be added, not
1155 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1157 * config/avr/avr.md (setmemhi): Make sure match_dup
1158 operand number comes before match_scratch.
1160 2017-03-08 Richard Biener <rguenther@suse.de>
1162 PR tree-optimization/79920
1163 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
1164 with ncopies == 1 to ...
1165 (vect_transform_slp_perm_load): ... here. Properly compute
1166 all element loads by iterating VF times over the group. Do
1167 not handle ncopies (computed in a broken way) in
1168 vect_create_mask_and_perm.
1170 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1173 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
1174 is a uniform vector, use uniform_vector_p return value instead of
1175 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
1177 2017-03-07 Marek Polacek <polacek@redhat.com>
1180 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
1181 (alloca_call_type): Likewise.
1183 2017-03-07 Martin Liska <mliska@suse.cz>
1185 * gcov.c (process_args): Put comment to correct location.
1187 2017-03-07 Martin Liska <mliska@suse.cz>
1190 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
1191 Use array_at_struct_end_p instead of DECL_CHAIN (field).
1192 (chkp_narrow_bounds_for_field): Likewise.
1193 (chkp_parse_array_and_component_ref): Pass one more argument to
1196 2017-03-07 Richard Biener <rguenther@suse.de>
1198 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1201 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1203 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1204 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1206 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1209 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1210 to end of description.
1211 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1213 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1215 PR rtl-optimization/79901
1216 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1218 (*avx512f_<code><mode>3<mask_name>): ... this.
1219 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1220 iterator instead of VI8_AVX2_AVX512BW.
1222 PR rtl-optimization/79901
1223 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1224 min/max expander, expand it using expand_vec_cond_expr.
1227 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1230 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1233 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1234 to void * for PCH reasons.
1235 * dwarf2out.c (output_loc_operands, output_die): Cast
1236 v.val_vec.array to unsigned char *.
1238 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1241 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1244 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1246 PR rtl-optimization/79571
1247 * lra-constraints.c (process_alt_operands): Calculate static
1248 reject and subtract it from overall when only addresses will be
1251 2017-03-06 Julia Koval <julia.koval@intel.com>
1254 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1255 incoming stack boundary to 128 for 64-bit targets.
1257 2017-03-06 Richard Biener <rguenther@suse.de>
1259 PR tree-optimization/79894
1260 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1261 to NULL after folding it.
1263 2017-03-06 Richard Biener <rguenther@suse.de>
1265 PR tree-optimization/79824
1266 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1267 check disabling peeling for gaps.
1269 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1271 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1272 attributes): Document gettimeofday.
1274 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1276 * config/s390/s390.c (s390_option_override_internal): Set
1277 PARAM_MIN_VECT_LOOP_BOUND
1279 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1281 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1282 * config/s390/s390.md: Likewise.
1284 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1287 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1288 (<avx2_avx512>_perm<mode>): Rename to ...
1289 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1291 (<avx512>_perm<mode>_mask): Rename to ...
1292 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1294 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1295 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1296 instead of VI8F_256_512.
1297 (avx512f_perm<mode>): New define_expand.
1298 (avx512f_perm<mode>_mask): Likewise.
1299 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1300 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1302 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1304 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1305 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1307 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1309 2017-03-06 Martin Liska <mliska@suse.cz>
1312 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1313 when having a SSA NAME w/o VAR_DECL assigned to it.
1315 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1317 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1318 msa_dpsub_<su>_d): Fix MODE for vec_select.
1320 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1322 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1324 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1326 2017-03-06 Richard Biener <rguenther@suse.de>
1328 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1329 * plugin.c (register_plugin_info): Likewise.
1330 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1332 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1334 * config/i386/sse.md (sse_storehps, sse_storelps,
1335 avx_<castmode><avxsizesuffix>_<castmode>,
1336 avx512f_<castmode><avxsizesuffix>_<castmode>,
1337 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1338 in condition that at least one operand is not a MEM.
1340 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1343 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1344 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1346 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1347 gimple_call_nothrow_p flag based on whether original builtin can throw.
1348 If it can, emit following stmts on the fallthrough edge.
1349 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1350 don't create new bb if inserting just debug stmts on the edge, try to
1351 insert them on the fallthru bb or just reset debug stmts.
1353 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1356 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1357 restore recog_data (including the operand rtxes inside it) around
1358 the call to get_insn_template.
1360 2017-03-03 Martin Sebor <msebor@redhat.com>
1362 PR tree-optimization/79699
1363 * context.c (context::~context): Free MPFR caches to avoid
1364 a memory leak on program exit.
1366 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1368 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1369 Use wide_int::ulow () instead of .elt (0).
1371 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1374 (*pushxf): Limit oF constraint to 32bit targets and add oC
1375 constraint for 64bit targets.
1376 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1377 (*pushdf): Change rmF constraint to rmC.
1379 2017-03-03 Martin Liska <mliska@suse.cz>
1381 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1382 Remove unused variable.
1384 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1387 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1388 is a memory operand, increase num_memory.
1389 (ix86_expand_args_builtin): Likewise.
1391 2017-03-03 Jan Hubicka <jh@suse.cz>
1394 * ipa-devirt.c (maybe_record_node): Properly handle
1395 __cxa_pure_virtual visibility.
1397 2017-03-03 Martin Liska <mliska@suse.cz>
1399 PR tree-optimization/79803
1400 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1402 (pass_loop_prefetch::execute): Disabled optimization if an
1403 assumption about L1 cache size is not met.
1405 2017-03-03 Martin Liska <mliska@suse.cz>
1407 PR rtl-optimization/79574
1408 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1409 (hash_scan_set): Likewise.
1410 (dump_hash_table): Likewise.
1411 (hoist_code): Likewise.
1413 2017-03-03 Richard Biener <rguenther@suse.de>
1415 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1416 in place of uhigh ().
1417 (fixed_convert_from_real): Likewise.
1419 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1424 2017-03-03 Richard Biener <rguenther@suse.de>
1427 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1428 TYPE_OVERFLOW_UNDEFINED check.
1430 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1432 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1434 (vector_ae_<mode>_p): Likewise.
1435 (vector_nez_<mode>_p): Likewise.
1436 (vector_ne_v2di_p): Likewise.
1437 (vector_ae_v2di_p): Likewise.
1438 (vector_ne_<mode>_p): Likewise.
1439 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1441 (vsx_tsqrt<mode>2_fe): Likewise.
1443 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1448 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1450 PR rtl-optimization/79780
1451 * cprop.c (one_cprop_pass): When second and further conditional trap
1452 in a single basic block is turned into an unconditional trap, turn it
1453 into a deleted note to avoid RTL verification failures.
1455 2017-03-02 Richard Biener <rguenther@suse.de>
1457 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1459 2017-03-02 Richard Biener <rguenther@suse.de>
1461 PR tree-optimization/79345
1463 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1464 param and abort the walk, returning -1 if it is hit.
1465 (walk_aliased_vdefs): Take a limit param and pass it on.
1466 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1467 defaulting to 0 and return a signed int.
1468 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1469 (check_defs): New helper.
1470 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1471 about uninitialized memory.
1472 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1473 bogus uninitialized warning.
1474 (fixed_convert_from_real): Likewise.
1476 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1478 PR tree-optimization/66768
1479 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1480 iv_use if base object can't be determined.
1482 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1484 PR tree-optimization/79345
1485 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1486 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1487 (get_pattern_stats): Initialize it.
1488 * genemit.c (gen_expand): Verify match_scratch numbers come after
1489 match_operand/match_dup numbers.
1490 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1491 match_scratch numbers.
1492 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1494 * config/s390/s390.md (trunctdsd2): Likewise.
1496 2017-03-02 Richard Biener <rguenther@suse.de>
1498 * wide-int.h (wide_int_storage::operator=): Implement in terms
1501 2017-03-02 Richard Biener <rguenther@suse.de>
1503 PR tree-optimization/79777
1504 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1505 the to insert expression to sth existing.
1507 2017-03-01 Martin Sebor <msebor@redhat.com>
1510 * gimple-ssa-sprintf.c
1511 (directive::known_width_and_precision): New function.
1512 (format_integer): Use it.
1513 (get_mpfr_format_length): Consider the full range of precision
1514 when computing %g output with the # flag. Set the likely byte
1515 count to 3 rather than 1 when precision is indeterminate.
1516 (format_floating): Correct the lower bound of precision.
1518 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1520 * doc/invoke.texi: Document default code model for 64-bit Linux.
1522 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1525 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1526 udiv rather than div since input pattern is unsigned.
1528 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.c (print_reg): Warn for values of
1531 unsupported size in integer register.
1533 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1536 * config/rs6000/predicates.md (current_file_function_operand): Do
1537 not allow self calls to be local if the function is replaceable.
1539 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1542 * config/rs6000/altivec.h (vec_ctz and others): Change the
1543 preprocessor macro that controls conditional compilation from
1544 _ARCH_PWR9 to __POWER9_VECTOR__.
1545 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1546 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1547 control (instead of _ARCH_PWR9 control) so that template
1548 definition uses power9-specific function.
1549 (vec_any_eq): Likewise.
1550 (vec_all_ne): Change macro definition to use a power9-specific
1551 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1552 _ARCH_PWR9 control).
1553 (vec_any_eq) Likewise.
1554 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1555 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1556 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1557 support for xvcmpnedp instruction.
1558 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1559 macro expansion so that Power9 implementation of vec_all_ne does
1560 not use the AltiVec predicate framework.
1561 (VCMPNEH_P): Likewise.
1562 (VCMPNEW_P): Likewise.
1563 (VCMPNED_P): Likewise.
1564 (VCMPNEFP_P): Likewise.
1565 (VCMPNEDP_P): Likewise.
1566 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1567 implementation of vec_any_eq to not use AltiVec predicate
1569 (VCMPAEH_P): Likewise.
1570 (VCMPAEW_P): Likewise.
1571 (VCMPAED_P): Likewise.
1572 (VCMPAEFP_P): Likewise.
1573 (VCMPAEDP_P): Likewise.
1574 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1575 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1576 not use the AltiVec predicate framework.
1577 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1578 of vec_any_eq to not use AltiVec predicate framework.
1579 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1580 support for predefined __POWER9_VECTOR__ macro to indicate that
1581 Power9 instruction selection is enabled.
1582 (altivec_overloaded_builtins): Remove extraneous
1583 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1584 function argument types RS6000_BTI_bool_V16QI and
1585 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1586 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1587 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1588 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1589 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1590 Power9 for implementations of vec_cmpne. Change the signature for
1591 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1592 (representing vec_all_ne) to remove the previously described first
1593 argument of type RS6000_BTI_INTSI, as this was an artifact of
1594 reliance on the AltiVec predicate framework, which is no longer
1595 used in the implementation of these functions. Add
1596 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1597 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1598 since, unlike the AltiVec predicate framework implementation, we
1599 do not share function descriptors between vec_alle and vec_anyeq.
1600 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1601 set of modes that receive special treatment even when
1602 TARGET_P9_VECTOR is true. The special treatment emits code that
1603 does not depend on Power9 instructions.
1604 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1605 define_expand to not rely on AltiVec predicate framework.
1606 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1608 (vector_ne_v2di_p): Change this define_expand to not rely on
1609 AltiVec predicate framework.
1610 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1612 (vector_ne_<mode>_p): Change this define_expand to not rely on
1613 AltiVec predicate framework.
1614 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1616 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1617 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1618 define_insn pattern.
1619 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1620 define_insn pattern because the xvcmpne<VSs>. instruction is not
1622 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1623 instruction is not supported.
1625 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1627 * config/nvptx/nvptx.c: Include intl.h.
1629 2017-03-01 Martin Jambor <mjambor@suse.cz>
1632 * ipa-prop.h (ipa_bits): Removed field known.
1633 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1634 to pointers. Adjusted their comments to warn about their sharing.
1635 (ipcp_transformation_summary): Change bits to a vector of pointers.
1636 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1637 (ipa_get_ipa_bits_for_value): Declare.
1638 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1639 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1640 (ipa_bits_hash_table): Likewise.
1641 (ipa_vr_ggc_hash_traits): Likewise.
1642 (ipa_vr_hash_table): Likewise.
1643 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1644 being pointers and vr_known being removed.
1645 (ipa_set_jf_unknown): Likewise.
1646 (ipa_get_ipa_bits_for_value): New function.
1647 (ipa_set_jfunc_bits): Likewise.
1648 (ipa_get_value_range): New overloaded functions.
1649 (ipa_set_jfunc_vr): Likewise.
1650 (ipa_compute_jump_functions_for_edge): Use the above functions to
1651 construct bits and vr parts of jump functions.
1652 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1653 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1655 (ipcp_grow_transformations_if_necessary): Also allocate
1656 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1658 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1659 them. Fix too long lines.
1660 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1661 vr_known being removed.
1662 (ipa_read_jump_function): Use new setter functions to construct bits
1663 and vr parts of jump functions or set them to NULL.
1664 (write_ipcp_transformation_info): Adjust for bits being pointers.
1665 (read_ipcp_transformation_info): Likewise.
1666 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1668 Include gt-ipa-prop.h.
1669 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1671 (ipcp_store_bits_results): Likewise.
1672 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1673 Do not write to existing jump functions but use a temporary instead.
1675 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1678 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1679 attempt to use its first operand as BIT_FIELD_REF base.
1681 2017-03-01 Richard Biener <rguenther@suse.de>
1684 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1685 interpolating formula in wrapping arithmetic.
1686 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1688 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1690 PR tree-optimization/79734
1691 * tree-vect-generic.c (expand_vector_condition): Optimize
1692 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1693 Handle VEC_COND_EXPR where comparison has different inner width from
1696 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1698 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1699 markup, and similar issues. Remove @opindex entries for things
1700 that aren't options. Add missing -mmpy-option entries.
1702 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1704 PR tree-optimization/79737
1705 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1706 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1707 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1708 instead of byte_size. Formatting fix.
1709 (shift_bytes_in_array_right): Formatting fix.
1711 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1714 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1715 condition on optimize for the leaf function test.
1717 2017-02-28 Martin Liska <mliska@suse.cz>
1720 * read-rtl-function.c (function_reader::handle_unknown_directive):
1721 Bail out when one uses -flto.
1723 2017-02-28 Martin Liska <mliska@suse.cz>
1725 * common.opt: Replace space with tabular for options of <number>
1727 * config/i386/i386.opt: Show <number> value for
1728 -mlarge-data-threshold.
1729 * opts.c (print_filtered_help): Do not display number in hexadecimal
1732 2017-02-28 Martin Liska <mliska@suse.cz>
1734 * common.opt: Fix --help=option -Q for options which are of
1737 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.c (print_reg): Error out for values
1740 of 8-bit size in invalid integer register.
1742 2017-02-28 Martin Sebor <msebor@redhat.com>
1744 PR tree-optimization/79691
1745 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1747 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1750 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1751 gcc_unreachable with output_operand_lossage.
1753 2017-02-28 Richard Biener <rguenther@suse.de>
1755 PR tree-optimization/79740
1756 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1758 (visit_nary_op): Insert the nary into the hashtable if we
1759 pattern-matched sth.
1760 * tree-ssa-pre.c (eliminate_insert): Robustify.
1762 2017-02-28 Richard Biener <rguenther@suse.de>
1765 * fold-const.c (decode_field_reference): Reject out-of-bound
1768 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1770 * config/i386/i386.c: Include intl.h.
1771 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1772 instead of just cond ? "..." : "...".
1773 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1774 * coverage.c (read_counts_file): Likewise.
1775 * omp-offload.c: Include intl.h.
1776 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1777 of just cond ? "..." : "...".
1778 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1779 of just cond ? "..." : "...".
1781 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1784 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1786 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1787 'tune for' CPU name.
1788 * config/arm/arm-cpu-data.h: Regenerated.
1790 2017-02-28 Richard Biener <rguenther@suse.de>
1792 PR tree-optimization/79732
1793 * tree-inline.c (expand_call_inline): Do not shadow var.
1795 2017-02-28 Richard Biener <rguenther@suse.de>
1797 PR tree-optimization/79723
1798 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1799 address-space properly.
1801 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1803 * doc/optinfo.texi (Optimization groups): Fix option used for
1805 * doc/invoke.texi (-fopt-info): Document "omp".
1806 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1807 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1808 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1809 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1810 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1812 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1814 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1815 OPTGROUP_OMP with "omp".
1817 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1820 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1821 for arithmetic shift of unsigned V2DI.
1823 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1825 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1826 arc/linux.h headers.
1827 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1828 (LINK_SPEC): Likewise.
1829 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1830 (EXTRA_SPECS): Likewise.
1831 (STARTFILE_SPEC): Likewise.
1832 (ENDFILE_SPEC): Likewise.
1833 (LIB_SPEC): Likewise.
1834 (TARGET_SDATA_DEFAULT): Likewise.
1835 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1836 (MULTILIB_DEFAULTS): Likewise.
1837 (DWARF2_UNWIND_INFO): Likewise.
1838 * config/arc/big.h: New file.
1839 * config/arc/elf.h: Likewise.
1840 * config/arc/linux.h: Likewise.
1841 * config/arc/t-uClibc: Remove.
1843 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1845 PR tree-optimization/77536
1846 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1847 (tree_transform_and_unroll_loop): Use above function to compute the
1848 estimated niter of unrolled loop and use it when scaling profile.
1849 Also use count info rather than frequency if it's non-zero.
1850 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1851 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1852 (vect_transform_loop): Call above function.
1854 2017-02-27 Richard Biener <rguenther@suse.de>
1856 PR tree-optimization/45397
1857 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1858 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1859 (visit_nary_op): Add pattern matching for CSEing sign-changed
1860 or truncated operations with wider ones.
1862 2017-02-27 Richard Biener <rguenther@suse.de>
1864 PR tree-optimization/79690
1865 * tree-vect-stmts.c (vectorizable_store): Use vector type
1866 built from the DR with address-space.
1868 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1870 * doc/invoke.texi (Optimize Options): Refine the description
1871 of asan-use-after-return.
1873 2017-02-25 Alan Modra <amodra@gmail.com>
1875 PR rtl-optimization/79584
1876 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1877 base, not ad->base_term, the reg within base. Remove assertion
1878 that ad->base == ad->base_term. Replace gen_int_mode using
1879 bogus mode with const0_rtx.
1881 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1884 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1885 FMA_EXPR like tcc_binary or tcc_unary.
1887 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1890 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1892 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1893 (output_loc_operands): Handle DW_OP_call_ref and
1894 DW_OP_GNU_variable_value.
1895 (struct variable_value_struct): New type.
1896 (struct variable_value_hasher): Likewise.
1897 (variable_value_hash): New variable.
1898 (string_types): Remove.
1899 (copy_loc_descr): New function.
1900 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1901 (prepend_loc_descr_to_each): New function.
1902 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1903 instead of add_loc_descr_to_each if the first argument is single
1904 location list and the second has multiple.
1905 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1906 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1907 when looking for variable value which doesn't have other location info.
1908 (loc_list_from_tree): Formatting fix.
1909 (gen_array_type_die): Simplify DW_AT_string_length handling.
1910 (adjust_string_types): Remove.
1911 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1912 string_types. Call resolve_variable_values.
1913 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1914 (resolve_addr_in_expr): Likewise. Add A argument.
1915 (copy_deref_exprloc): Remove deref argument. Adjust for the
1916 original expression being DW_OP_GNU_variable_value with optionally
1917 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1918 optionally after it.
1919 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1920 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1921 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1922 (variable_value_hasher::hash, variable_value_hasher::equal): New
1924 (resolve_variable_value_in_expr, resolve_variable_value,
1925 resolve_variable_values, note_variable_value_in_expr,
1926 note_variable_value): New functions.
1927 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1930 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1933 * opts.h (handle_generated_option): Add GENERATED_P argument.
1934 * opts-common.c (handle_option): Adjust function comment.
1935 (handle_generated_option): Add GENERATED_P argument, pass it to
1937 (control_warning_option): Pass false to handle_generated_option
1939 * opts.c (maybe_default_option): Pass true to handle_generated_option
1941 * optc-gen.awk: Likewise.
1943 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1945 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1946 a REG, look at the REG it is a SUBREG of.
1947 (splitter for cmpeqsi_t): Ditto.
1949 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1951 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1952 the special USEs with the pattern of the insn, not the insn itself.
1954 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1957 * doc/invoke.texi: Document -mload-store-pairs.
1959 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1960 Sandra Loosemore <sandra@codesourcery.com>
1962 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1963 argument isn't a CONST_INT.
1964 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1965 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1966 (nios2_validate_compare): Bypass alternate compare logic if *op2
1968 (ldstwm_operation_p): Return false if first_base is not a REG or
1969 if first_offset is not a CONST_INT.
1971 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1973 * config/cris/cris.md: Use correct operand in a define_peephole2.
1975 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1977 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1979 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1981 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1982 this_insn if it is an INSN or JUMP_INSN.
1983 (force_offsettable): Look at base, not at addr.
1984 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1985 on things that aren't necessarily CONST_INTs.
1987 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1989 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1990 -mfpmath=sse is the default also for x86-32 targets with SSE2
1991 instruction set when @option{-ffast-math} is enabled
1993 2017-02-24 Jeff Law <law@redhat.com>
1995 PR rtl-optimizatoin/79286
1996 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1999 2017-02-24 Richard Biener <rguenther@suse.de>
2001 PR tree-optimization/79389
2002 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
2005 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
2007 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
2008 function comment to reflect reality.
2009 (loop_exits_before_overflow): Fix typo in function description.
2011 2017-02-24 Richard Biener <rguenther@suse.de>
2013 PR tree-optimization/79389
2014 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
2015 properly that a threading opportunity exists. Detect conditional
2016 copy/constant propagation opportunities.
2018 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
2020 * config/visium/visium.md (type): Add trap.
2021 (b): New mode attribute.
2022 (*btst): Rename into...
2023 (*btst<mode>): ...this and adjust.
2024 (*cbranchsi4_btst_insn): Rename into...
2025 (*cbranch<mode>4_btst_insn): ...this and adjust.
2026 (trap): New define_insn.
2028 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2030 PR tree-optimization/79389
2031 * ifcvt.c (struct noce_if_info): Add rev_cond field.
2032 (noce_reversed_cond_code): New function.
2033 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
2034 reversed_comparison_code. Formatting fix.
2035 (noce_try_store_flag): Test rev_cond != NULL in addition to
2036 reversed_comparison_code.
2037 (noce_try_store_flag_constants): Likewise.
2038 (noce_try_store_flag_mask): Likewise.
2039 (noce_try_addcc): Use rev_cond if non-NULL instead of
2040 reversed_comparison_code.
2041 (noce_try_cmove_arith): Likewise. Formatting fixes.
2042 (noce_try_minmax, noce_try_abs): Clear rev_cond.
2043 (noce_find_if_block): Initialize rev_cond.
2044 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
2045 instead of false as last argument never attempt to reverse it
2048 2017-02-23 Bin Cheng <bin.cheng@arm.com>
2050 PR tree-optimization/79663
2051 * tree-predcom.c (combine_chains): Process refs in reverse order
2052 only for ZERO length chains, and add explaining comment.
2054 2017-02-23 Jeff Law <law@redhat.com>
2056 PR tree-optimization/79578
2057 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
2058 in call to operand_equal_p.
2060 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
2063 * config/i386/cpuid.h: Fix another undefined behavior.
2065 2017-02-23 Richard Biener <rguenther@suse.de>
2067 PR tree-optimization/79683
2068 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
2069 vector types for data-refs.
2071 2017-02-23 Martin Liska <mliska@suse.cz>
2073 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
2075 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2078 * internal-fn.c (get_range_pos_neg): Moved to ...
2079 * tree.c (get_range_pos_neg): ... here. No longer static.
2080 * tree.h (get_range_pos_neg): New prototype.
2081 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
2082 are known to be in between 0 and signed maximum inclusive, try to
2083 expand both unsigned and signed divmod and use the cheaper one from
2086 2017-02-22 Jeff Law <law@redhat.com>
2088 PR tree-optimization/79578
2089 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
2090 to compare base operands.
2092 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
2095 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
2096 gpc_reg_operand instead of fpr_reg_operand.
2098 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
2100 * config/mips/mips.c (mips_return_in_memory): Force FP
2101 vector types to be returned in memory for o32 ABI.
2103 2017-02-22 Jakub Jelinek <jakub@redhat.com>
2105 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
2106 instead of DW_TAG_member for static data member declarations and don't
2107 set no_linkage_name for static inline data members.
2108 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
2111 2017-02-22 Martin Liska <mliska@suse.cz>
2113 * doc/invoke.texi: Replace inequality signs with square brackets
2116 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2118 PR tree-optimization/68644
2119 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
2121 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
2124 * lra-constraints.c (simplify_operand_subreg): Handle
2125 WORD_REGISTER_OPERATIONS targets.
2127 2017-02-22 Jakub Jelinek <jakub@redhat.com>
2130 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
2131 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
2132 elimination by swapping fld*.
2134 2017-02-22 Richard Biener <rguenther@suse.de>
2136 PR tree-optimization/79673
2137 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
2138 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
2139 irrelevant address-space qualifiers and avoiding a
2140 ADDR_SPACE_CONVERT_EXPR from fold_convert.
2142 2017-02-22 Richard Biener <rguenther@suse.de>
2144 PR tree-optimization/79666
2145 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
2146 to not symbolically negate if that may introduce undefined
2149 2017-02-22 Martin Liska <mliska@suse.cz>
2152 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
2153 * data-streamer-out.c (streamer_write_gcov_count_stream):
2155 * value-prof.c (stream_out_histogram_value): Make assert more
2156 precise based on type of counter.
2158 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/i386.md (standard_x87sse_constant_load splitter):
2162 Use nonimmediate_operand instead of memory_operand for operand 1.
2163 (float-extend standard_x87sse_constant_load splitter): Ditto.
2165 2017-02-21 Jeff Law <law@redhat.com>
2167 PR tree-optimization/79621
2168 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
2169 blocks with edges to themselves.
2171 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2174 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
2175 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
2176 Use gimple_call_builtin_p.
2179 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
2180 on temporarily removed DEBUG_INSNs.
2182 PR tree-optimization/79649
2183 * tree-loop-distribution.c (classify_partition): Give up on
2184 non-generic address space loads/stores.
2186 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
2188 * doc/loop.texi (Loop manipulation): Remove nonexistent
2189 tree_ssa_loop_version from the documentation.
2190 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
2192 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2195 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2196 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2197 * config/rs6000/rs6000.c: Include except.h.
2198 (rs6000_expand_split_stack_prologue): Call
2199 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2201 2017-02-21 Martin Jambor <mjambor@suse.cz>
2204 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2207 2017-02-21 Martin Jambor <mjambor@suse.cz>
2209 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2210 for backward compatibility only.
2211 * doc/invoke.texi (Option Summary): Remove all references to
2214 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2218 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2220 * lra-constraints.c (curr_insn_transform): Handle
2221 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2223 2017-02-21 Martin Liska <mliska@suse.cz>
2225 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2227 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2229 PR translation/79638
2230 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2232 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2235 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2236 (arm_function_ok_for_sibcall): Return false for an indirect call by
2237 descriptor if all the argument registers are used.
2238 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2239 alignment of the function.
2241 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2243 PR tree-optimization/61441
2244 * simplify-rtx.c (simplify_const_unary_operation): For
2245 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2246 the sNaN unmodified.
2248 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2250 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2251 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2252 instead of SYSTEM_HEADER_DIR.
2254 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2255 Martin Liška <mliska@suse.cz>
2257 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2258 Fix typos and grammar, use active voice, and clarify.
2260 2017-02-20 Marek Polacek <polacek@redhat.com>
2263 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2266 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2268 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2271 * config/i386/i386.c (ix86_expand_builtin): Handle
2272 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2273 ix86_builtins_isa[fcode].isa as a requirement of those
2274 flags and any other flag in the bitmask.
2275 (ix86_init_mmx_sse_builtins): Use 0 instead of
2276 ~OPTION_MASK_ISA_64BIT as mask.
2277 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2278 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2279 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2280 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2282 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2285 * lra-constraints.c (split_reg): Check requested split mode
2286 is supported by the register.
2288 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2290 * lra-constraints.c (simplify_operand_subreg): Remove early
2293 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2296 * lra-constraints.c (curr_insn_transform): Tighten condition
2297 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2299 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2302 * lra-constraints.c (curr_insn_transform): Handle
2303 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2305 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2308 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2312 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2315 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2318 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2320 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2323 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2325 * final.c (last_columnnum, override_columnnum): New variables.
2326 (final_start_function): Set last_columnnum, pass it to begin_prologue
2327 hook and pass 0 to dwarf2out_begin_prologue.
2328 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2329 to source_line debug hook.
2330 (notice_source_line): Compute last_columnnum and for debug_column_info
2331 return true on column changes.
2332 * debug.h (struct gcc_debug_hooks): Add column argument to
2333 source_line and begin_prologue hooks.
2334 (debug_nothing_int_charstar_int_bool): Remove prototype.
2335 (debug_nothing_int_int_charstar,
2336 debug_nothing_int_int_charstar_int_bool): New prototypes.
2337 (dwarf2out_begin_prologue): Add column argument.
2338 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2339 begin_prologue hooks.
2340 (debug_nothing_int_charstar_int_bool): Remove.
2341 (debug_nothing_int_int_charstar,
2342 debug_nothing_int_int_charstar_int_bool): New functions.
2343 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2344 through to dwarf2out_source_line.
2345 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2346 (dwarf2out_source_line): Add column argument, emit it if requested.
2347 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2349 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2350 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2351 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2352 through to dwarf2out_begin_prologue.
2353 (vmsdbgout_source_line): Add column argument, pass it through to
2354 dwarf2out_source_line.
2355 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2356 dbxout_source_line caller.
2357 (dbxout_source_line): Add column argument.
2359 * common.opt (gno-column-info, gcolumn-info): New options.
2360 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2361 (check_die): Also test for multiple DW_AT_decl_column attributes.
2362 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2363 DW_AT_decl_column if requested.
2364 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2366 (gen_variable_die): Likewise.
2367 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2368 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2371 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2372 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2373 (ix86_handle_option): Handle OPT_m3dnowa.
2374 * doc/invoke.texi (-m3dnowa): Document.
2375 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2376 -m3dnowa instead of -m3dnow -march=athlon.
2379 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2380 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2382 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2385 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2386 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2387 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2388 generator for vsx_xxpermdi_<mode>_be.
2389 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2390 force big-endian semantics.
2391 (vsx_xxpermdi_<mode>_be): New define_expand with same
2392 implementation as previous version of vsx_xxpermdi_<mode>.
2394 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2396 PR tree-optimization/79327
2397 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2398 variable, its initialization and use.
2400 2017-02-17 Julia Koval <julia.koval@intel.com>
2402 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2403 (OPTION_MASK_ISA_PKU_UNSET): New.
2404 (ix86_handle_option): Handle -mrdpid.
2405 * config/i386/cpuid.h (bit_RDPID): New.
2406 * config/i386/driver-i386.c (host_detect_local_cpu):
2407 Detect RDPID feature.
2408 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2409 * config/i386/i386-c.c (ix86_target_macros_internal):
2411 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2412 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2413 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2414 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2415 * config/i386/i386.md (define_insn "rdpid"): New.
2416 * config/i386/i386.opt Add -mrdpid.
2417 * config/i386/immintrin.h (_rdpid_u32): New.
2419 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2421 PR rtl-optimization/79541
2422 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2423 instead of transforming it into USE.
2425 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2427 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2428 If HONOR_SNANS (SFmode) force the input to a register.
2429 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2430 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2431 an frsp or similar insn.
2433 2017-02-17 Martin Liska <mliska@suse.cz>
2435 PR rtl-optimization/79577
2436 * params.def (selsched-max-sched-times): Increase minimum to 1.
2438 2017-02-17 Martin Liska <mliska@suse.cz>
2440 PR rtl-optimization/79574
2441 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2443 2017-02-17 Martin Liska <mliska@suse.cz>
2445 PR tree-optimization/79529
2446 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2447 ssa_defined_default_def_p to handle cases which are implicitly
2449 * tree-ssa.c (ssa_defined_default_def_p): New function.
2450 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2451 which are implicitly defined.
2452 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2454 2017-02-17 Richard Biener <rguenther@suse.de>
2457 * params.def (max-ssa-name-query-depth): Limit to 10.
2459 2017-02-17 Richard Biener <rguenther@suse.de>
2461 PR tree-optimization/79552
2462 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2465 2017-02-17 Richard Biener <rguenther@suse.de>
2468 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2470 2017-02-17 Marek Polacek <polacek@redhat.com>
2473 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2474 (fold_negate_expr): New wrapper.
2476 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2478 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2479 Correct terminology and de-emphasize pre-standard behavior.
2481 2017-02-16 Alan Modra <amodra@gmail.com>
2483 PR rtl-optimization/79286
2484 * ira.c (def_dominates_uses): New function.
2485 (update_equiv_regs): Don't create an equivalence for insns that
2486 may trap where the register def does not dominate the use.
2488 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2490 PR rtl-optimization/78127
2491 * lra.c (lra): Call lra_eliminate before finish the loop after
2494 2017-02-16 Richard Biener <rguenther@suse.de>
2496 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2498 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2499 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2500 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2501 (isl_val_int_from_wi): New function.
2502 (extract_affine_gmp): Rename to ...
2503 (extract_affine_wi): ... this, take a widest_int.
2504 (extract_affine_int): Just wrap extract_affine_wi.
2505 (add_param_constraints): Use isl_val_int_from_wi.
2506 (add_loop_constraints): Likewise, and extract_affine_wi.
2508 2017-02-15 Jeff Law <law@redhat.com>
2511 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2512 ira_init_register_move_cost_if_necessary.
2514 2017-02-15 Martin Sebor <msebor@redhat.com>
2517 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2518 removed in a prior commit.
2520 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2522 PR tree-optimization/79347
2523 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2524 counters during peeling.
2526 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2528 * Makefile.in (site.exp): Remove "set ISLVER".
2530 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2533 * real.c (real_from_integer): Call real_convert even for decimal.
2535 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2538 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2540 2017-02-14 Andrew Pinski <apinski@cavium.com>
2542 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2543 cores and change the partno/implementer to be correct.
2544 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2545 the 'B" as the implementer.
2546 * config/aarch64/aarch64-tune.md: Regenerate.
2548 2017-02-14 Carl Love <cel@us.ibm.com>
2550 * config/rs6000/rs6000.c: Add case statement entry to make the
2551 xvcvuxdsp built-in argument unsigned.
2552 * config/rs6000/vsx.md: Fix the source and return operand types so they
2553 match the instruction definitions from the ISA document. Fix typo
2554 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2557 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2560 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2561 member early_clobber_alts.
2562 * lra-lives.c (reg_early_clobber_p): New.
2563 (process_bb_lives): Use it.
2564 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2565 (debug_operand_data): Initialize early_clobber_alts.
2566 (setup_operand_alternative): Set up early_clobber_alts.
2567 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2568 alternatives to new_insn_reg.
2569 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2571 (lra_update_insn_regno_info): Pass the new arg.
2573 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2576 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2577 (new_oacc_loop_raw): Don't clear already cleared fields.
2580 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2581 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2582 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2584 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2589 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2592 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2593 the extra instruction to the right place to store 128-bit constant
2596 2017-02-14 Martin Sebor <msebor@redhat.com>
2599 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2600 warning for strings of unknown length.
2602 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2604 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2606 2017-02-14 Jeff Law <law@redhat.com>
2609 * ira-costs.c (scan_one_insn): Initialize register move costs
2610 for pseudos seen in USE/CLOBBER insns.
2612 PR tree-optimization/79095
2613 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2614 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2615 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2616 if the operands are known to be not equal, then the resulting range
2618 (intersect_ranges): If the new range is ~[0,0] and the old range is
2619 wide, then prefer ~[0,0].
2620 * tree-vrp.c (overflow_comparison_p_1): New function.
2621 (overflow_comparison_p): New function.
2622 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2623 if NAME is used in an overflow test.
2624 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2625 overflow check that can be expressed as an equality test, then adjust
2626 ops to be that equality test.
2628 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2630 * config/s390/s390-builtin-types.def: Remove flags argument.
2631 * config/s390/s390.c (s390_init_builtins): Likewise.
2633 2017-02-14 Martin Liska <mliska@suse.cz>
2635 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2636 vector. Fix trailing white spaces.
2638 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2640 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2643 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2645 PR rtl-optimization/68664
2646 * config/arm/arm.c (arm_sched_can_speculate_insn):
2647 New function. Declare prototype.
2648 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2650 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2652 PR rtl-optimization/68664
2653 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2655 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2657 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2659 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2660 max skip bytes for function, loop and jump.
2662 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2664 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2665 ABS_EXPR for gimple dump.
2667 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2670 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2672 PR tree-optimization/79408
2673 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2674 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2675 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2676 also if rhs1 is INTEGER_CST.
2678 2017-02-14 Richard Biener <rguenther@suse.de>
2681 * tree-into-ssa.c (insert_phi_nodes): When the function can
2682 have abnormal edges rewrite SSA names with broken use-def
2683 dominance out of SSA and register them for PHI insertion.
2685 2017-02-13 Martin Sebor <msebor@redhat.com>
2688 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2689 clearing info.nowrite flag when snprintf size argument is a range.
2691 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2693 * cprop.c (cprop_jump): Add missing space in string literal.
2694 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2695 (get_constraint_for_component_ref): Likewise.
2696 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2697 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2698 * lra-constraints.c (process_alt_operands): Likewise.
2699 * ipa-inline.c (inline_small_functions): Likewise.
2700 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2701 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2702 * trans-mem.c (diagnose_tm_1_op): Likewise.
2703 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2704 (grid_parallel_clauses_gridifiable): Likewise.
2706 * config/nvptx/mkoffload.c (process): Add space in between
2709 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2710 "MOD4_SSE_REGS" and "ALL_REGS".
2712 * spellcheck.c (test_data): Add , in between "foo" and "food".
2714 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2717 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2718 boundary crossing check and subsequent code generation agree.
2720 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2722 * config/aarch64/aarch64.c (has_memory_op): Delete.
2723 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2726 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2728 PR rtl-optimization/79388
2729 PR rtl-optimization/79450
2730 * combine.c (distribute_notes): When removing TEM_INSN for which
2731 corresponding dest has last value recorded, invalidate that last
2734 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2736 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2737 of explicit '@'. Add missing assembly comment marker on branch costs
2740 2017-02-13 Nathan Sidwell <nathan@acm.org>
2742 * gengtype-lex.l (<in_struct>): Add '/'.
2744 2017-02-13 Martin Liska <mliska@suse.cz>
2747 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2749 2017-02-13 Richard Biener <rguenther@suse.de>
2751 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2753 * configure: Re-generate.
2754 * config.in: Likewise.
2755 * graphite-dependences.c: Simplify as if
2756 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2757 * graphite-isl-ast-to-gimple.c: Likewise.
2758 * graphite-optimize-isl.c: Likewise.
2759 * graphite-poly.c: Likewise.
2760 * graphite-sese-to-poly.c: Likewise.
2761 * graphite.h: Likewise.
2762 * toplev.c: Include isl/version.h and use isl_version () for
2763 printing the ISL version.
2764 * doc/install.texi: Update ISL requirement.
2766 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2768 * doc/standards.texi (Standards): Update reference to
2771 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2773 * doc/extend.texi (Named Address Spaces): sourceware.org now
2775 * doc/install.texi (Binaries): Ditto.
2778 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2780 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2781 standard terminology "stringize"/"stringizing" throughout.
2782 * doc/cppinternals.texi: Likewise.
2784 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2786 * doc/extend.texi: Fix some spelling mistakes and typos.
2787 * doc/invoke.texi: Likewise.
2789 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2792 * params.def (inline-min-speedup) Change from 10 to 8.
2794 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2796 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2799 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2802 * ipa-inline-analysis.c (get_minimal_bb): New function.
2803 (record_modified): Use it.
2804 (remap_edge_change_prob): Handle also ancestor functions.
2806 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2808 * doc/contrib.texi (Contributors): Remove broken link into
2809 the Mauve CVS repository.
2811 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2814 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2815 result computation whenever lhs doesn't have vector mode, not
2816 just when it has BLKmode.
2818 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2820 * doc/makefile.texi (profiledbootstrap): Refer to the
2821 installation instructions only in textual form.
2823 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2826 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2828 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2830 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2831 (Specific): Update mingw-w64 reference.
2833 (Specific): Remove broken link to Renesas RX processor.
2835 2017-02-10 Richard Biener <rguenther@suse.de>
2837 * toplev.c (process_options): Do not mention obsolete graphite
2838 options when printing sorry message about missing graphite support.
2839 Mention -floop-nest-optimize.
2841 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2843 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2844 (vtst_p16): Likewise.
2845 (vtstq_p8): Likewise.
2846 (vtstq_p16): Likewise.
2848 (vtstq_p64): Likewise.
2849 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2850 (vset_lane_p64): New.
2851 (vsetq_lane_p64): New.
2853 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2855 PR tree-optimization/79411
2856 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2857 stmt operands are SSA_NAMEs used in abnormal phis.
2858 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2861 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2864 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2867 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2869 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2871 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2873 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2877 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2878 not arbitrary TREE_CONSTANT.
2881 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2882 "omp declare target link" attribute unless is_global_var.
2883 * omp-offload.c (find_link_var_op): Likewise.
2885 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2886 Chung-Lin Tang <cltang@codesourcery.com>
2888 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2890 (gimplify_adjust_omp_clauses): Don't delete TILE.
2891 (gimplify_omp_for): Deal with TILE.
2892 * internal-fn.c (expand_GOACC_TILE): New function.
2893 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2895 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2896 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2898 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2899 avoid DIV for outermost collapse var.
2900 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2901 Remove out of date comments, fix whitespace.
2902 * omp-general.c (omp_extract_for_data): Deal with tiling.
2903 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2904 adjust OLF_DIM_BASE value.
2905 (struct omp_for_data): Add tiling field.
2906 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2907 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2908 for auto loops. Remove default auto determining, moved to
2909 oacc_loop_fixed_partitions.
2910 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2911 stmts, add e_mask field.
2912 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2913 (oacc_thread_numbers): Use oacc_dim_call.
2914 (oacc_xform_tile): New.
2915 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2916 (finish_oacc_loop): Adjust for ifns vector.
2917 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2918 add case for GOACC_TILE fns.
2919 (oacc_loop_xform_loop): Delete.
2920 (oacc_loop_process): Iterate over call list directly, and add
2921 handling for GOACC_TILE fns.
2922 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2924 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2925 vector partitioning to outer loops. Assign 2 partitions to loops
2926 when available. Add TILE handling.
2927 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2928 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2929 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2930 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2931 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2933 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2935 * configure.ac (ACX_BUGURL): Update.
2936 * configure: Regenerate.
2938 2017-02-09 Richard Biener <rguenther@suse.de>
2940 PR tree-optimization/69823
2941 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2942 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2944 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2946 * config/arc/arc-c.def: Add __NPS400__ definition.
2947 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2948 (TARGET_NPS400): Define.
2950 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2952 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2954 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2956 (arc_cpu_types): Fill the arch_info field with a pointer into the
2957 arc_arch_types table.
2958 (arc_selected_cpu): Declare.
2959 * config/arc/arc.c (arc_selected_cpu): Make global.
2960 (arc_selected_arch): Delete.
2961 (arc_base_cpu): Delete.
2962 (arc_override_options): Remove references to deleted variables,
2963 update access to arch information.
2964 (ARC_OPT): Update access to arch information.
2965 (ARC_OPTX): Likewise.
2966 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2967 (TARGET_ARC600): Update access to arch information.
2968 (TARGET_ARC601): Likewise.
2969 (TARGET_ARC700): Likewise.
2970 (TARGET_EM): Likewise.
2971 (TARGET_HS): Likewise.
2972 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2975 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2978 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2979 condition/operands for integer GE/LE/GEU/LEU operations.
2981 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2983 PR translation/79397
2984 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2987 2017-02-08 Martin Jambor <mjambor@suse.cz>
2990 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2991 whether allocation happened.
2992 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2993 nothing was allocated.
2995 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2997 PR tree-optimization/79408
2998 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2999 constant, but SSA_NAME with a known integer range, use the minimum
3000 of that range instead of op1 to determine if modulo can be replaced
3001 with its first operand.
3003 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3005 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
3007 2017-02-08 Richard Biener <rguenther@suse.de>
3009 PR tree-optimization/71824
3010 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3011 Check all loops contained in the merged region.
3013 2017-02-07 Andrew Pinski <apinski@cavium.com>
3015 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
3017 2017-02-07 Andrew Pinski <apinski@cavium.com>
3019 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
3020 (thunderxt88): Likewise.
3021 (thunderxt81): Disable LSE and change v8.1 to v8.
3022 (thunderxt83): Likewise.
3024 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3025 Richard Biener <rguenther@suse.de>
3028 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
3029 type from int to size_t.
3030 * ira-costs.c (struct_costs_size): Change type from int to size_t.
3032 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3034 PR rtl-optimization/79386
3035 * cprop.c (bypass_conditional_jumps): Initialize
3036 bypass_last_basic_block already before splitting bbs after
3037 unconditional traps...
3038 (bypass_conditional_jumps): ... rather than here.
3041 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
3042 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
3043 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
3044 fix -masm=intel patterns.
3046 2017-02-07 Richard Biener <rguenther@suse.de>
3048 PR tree-optimization/79256
3050 * builtins.c (get_object_alignment_2): Use min_align_of_type
3051 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
3052 and ADJUST_FIELD_ALIGN.
3054 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
3056 * doc/tm.texi: Regenerate.
3057 * stor-layout.c (layout_decl): Adjust.
3058 (update_alignment_for_field): Likewise.
3059 (place_field): Likewise.
3060 (min_align_of_type): Likewise.
3061 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
3062 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
3063 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
3064 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
3065 * config/frv/frv.c (frv_adjust_field_align): Likewise.
3066 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
3067 * config/i386/i386.c (x86_field_alignment): Likewise.
3068 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3069 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
3070 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
3071 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3072 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
3073 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
3077 2017-01-30 Richard Biener <rguenther@suse.de>
3079 PR tree-optimization/79256
3080 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3081 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3084 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
3086 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
3087 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
3088 builtins to SImode and emit a zero-extend, if necessary.
3090 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3092 * docs/invoke.texi (RISC-V Options): Alphabetize.
3094 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3096 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
3099 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3101 * config/riscv/riscv.c: New file.
3102 * gcc/common/config/riscv/riscv-common.c: Likewise.
3103 * config.gcc: Likewise.
3104 * config/riscv/constraints.md: Likewise.
3105 * config/riscv/elf.h: Likewise.
3106 * config/riscv/generic.md: Likewise.
3107 * config/riscv/linux.h: Likewise.
3108 * config/riscv/multilib-generator: Likewise.
3109 * config/riscv/peephole.md: Likewise.
3110 * config/riscv/pic.md: Likewise.
3111 * config/riscv/predicates.md: Likewise.
3112 * config/riscv/riscv-builtins.c: Likewise.
3113 * config/riscv/riscv-c.c: Likewise.
3114 * config/riscv/riscv-ftypes.def: Likewise.
3115 * config/riscv/riscv-modes.def: Likewise.
3116 * config/riscv/riscv-opts.h: Likewise.
3117 * config/riscv/riscv-protos.h: Likewise.
3118 * config/riscv/riscv.h: Likewise.
3119 * config/riscv/riscv.md: Likewise.
3120 * config/riscv/riscv.opt: Likewise.
3121 * config/riscv/sync.md: Likewise.
3122 * config/riscv/t-elf-multilib: Likewise.
3123 * config/riscv/t-linux: Likewise.
3124 * config/riscv/t-linux-multilib: Likewise.
3125 * config/riscv/t-riscv: Likewise.
3126 * configure.ac: Likewise.
3127 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
3128 Waterman as RISC-V maintainers.
3129 * doc/install.texi: Add RISC-V entries.
3130 * doc/invoke.texi: Add RISC-V options section.
3131 * doc/md.texi: Add RISC-V constraints section.
3132 * configure: Regenerated.
3134 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3137 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
3138 false values to be constant vectors with all 0 or all 1 bits set.
3139 (vcondu<mode><mode>): Likewise.
3140 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
3142 (fpmask_comparison_operator): Update comment.
3143 (vecint_comparison_operator): New predicate.
3144 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
3145 vector conditionals when the true and false values are constant
3146 vectors with all 0 bits or all 1 bits set.
3148 2017-02-06 Martin Sebor <msebor@redhat.com>
3150 PR tree-optimization/79376
3151 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
3153 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
3155 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
3156 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
3157 to simplify split condition.
3159 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3161 * omp-expand.c (oxpand_omp_atomic_fetch_op,
3162 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
3165 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
3167 PR rtl-optimization/68664
3168 * target.def (can_speculate_insn): New hook.
3169 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
3170 * doc/tm.texi: Regenerate.
3171 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
3172 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
3173 (rs6000_sched_can_speculate_insn): New function.
3175 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3177 PR tree-optimization/79284
3178 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
3179 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
3180 vectorizable_mask_load_store, vectorizable_operation,
3181 vect_is_simple_cond, get_same_sized_vectype): Use it instead
3182 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
3183 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
3184 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
3185 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3186 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3187 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
3188 is_gimple_assign (stmt). Replace another such test with
3189 is_gimple_assign (stmt).
3191 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3194 * config/avr/avr.c (rtl-iter.h): Include it.
3195 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3196 (avr_legitimate_combined_insn): ...and implementation.
3198 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3200 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3201 * config/s390/s390.c (s390_const_operand_ok)
3202 (s390_canonicalize_comparison, s390_extract_part)
3203 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3204 (s390_contiguous_bitmask_p, s390_rtx_costs)
3205 (legitimize_pic_address): Likewise.
3206 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3207 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3208 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3209 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3210 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3212 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3214 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3215 REGNO($0) == REGNO($1).
3217 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3219 * config/s390/linux.h(SIZE_TYPE): Add comment.
3221 2017-02-06 Julian Brown <julian@codesourcery.com>
3222 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3223 Virendra Pathak <virendra.pathak@broadcom.com>
3225 * config/aarch64/aarch64-cores.def: Change the scheduler
3227 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3228 * config/aarch64/thunderx2t99.md: New file.
3230 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3232 * doc/standards.texi (Go Language): Update link to language
3235 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3237 * tree-eh.c (lower_resx): Sanitize profile.
3238 (cleanup_empty_eh_move_lp): Likewise.
3240 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3243 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3245 * cfgloopmanip.h (loop_version): Update prototype.
3246 * modulo-sched.c (sms_schedule): Update call of loop_version.
3247 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3248 * tree-parloops.c (gen_parallel_loop): Likewise.
3249 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3250 * tree-ssa-loop-split.c (split_loop): Likewise.
3251 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3252 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3254 2017-02-05 Martin Liska <mliska@suse.cz>
3257 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3259 (print_operand_address): Initialize a struct to zero.
3261 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3263 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3264 garbage collector only in textual form.
3266 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3268 * doc/extend.texi (x86 specific memory model extensions for
3269 transactional memory): Simplify a phrase.
3271 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3274 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3275 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3276 (atomic_storedi_1): Likewise.
3278 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3280 PR tree-optimization/79338
3281 * tree-parloops.c (gather_scalar_reductions): Don't call
3282 vect_analyze_loop_form for loop->inner before destroying loop's
3285 2017-02-03 Martin Sebor <msebor@redhat.com>
3287 PR tree-optimization/79327
3288 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3289 when precision has resulted in leading zeros.
3290 (format_integer): Adjust the likely counter to assume an unknown
3291 argument that may be zero is non-zero.
3293 2017-02-03 Jason Merrill <jason@redhat.com>
3296 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3297 avoid copying non-taken branch.
3299 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3301 PR tree-optimization/79340
3302 * tree-vect-loop.c (vectorizable_reduction): Release
3303 vec_defs elements after safe_splicing them into other vectors.
3306 PR tree-optimization/79327
3307 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3308 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3310 (format_integer): Use wide_int_to_tree instead of build_int_cst
3311 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3312 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3313 of shortest and longest sequence.
3315 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3318 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3320 2017-02-03 Walter Lee <walt@tilera.com>
3323 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3324 after initial stackframe link reg save.
3325 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3327 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3330 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3331 wu for stxssp alternative.
3333 2017-02-03 Martin Sebor <msebor@redhat.com>
3335 PR tree-optimization/79352
3336 * gimple-fold.c (get_range_strlen): Add argument.
3337 (get_range_strlen): Change return type to bool.
3338 (get_maxval_strlen): Pass in a dummy argument.
3339 * gimple-fold.h (get_range_strlen): Change return type to bool.
3340 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3341 * tree.h (array_at_struct_end_p): Add argument.
3342 * tree.c (array_at_struct_end_p): Handle it.
3344 2017-02-03 Martin Liska <mliska@suse.cz>
3347 * multiple_target.c (create_dispatcher_calls): Redirect edge
3348 from a caller of a dispatcher.
3349 (expand_target_clones): Make the clones local.
3350 (ipa_target_clone): Do both target clones and resolvers.
3351 (ipa_dispatcher_calls): Remove the pass.
3352 (pass_dispatcher_calls::gate): Likewise.
3353 (make_pass_dispatcher_calls): Likewise.
3354 * passes.def (pass_target_clone): Put as very first IPA early
3357 2017-02-03 Martin Liska <mliska@suse.cz>
3359 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3360 in case of a function with ifunc attribute.
3362 2017-02-03 Martin Liska <mliska@suse.cz>
3364 * cgraph.c (cgraph_node::dump): Dump function version info.
3365 * symtab.c (symtab_node::dump_base): Add missing new line.
3367 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3369 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3370 (ifcombine_ifandif): Use it.
3372 2017-02-03 Martin Liska <mliska@suse.cz>
3374 * doc/invoke.texi: Document default value for
3375 use-after-scope-direct-emission-threshold.
3377 2017-02-03 Martin Liska <mliska@suse.cz>
3379 PR tree-optimization/79339
3380 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3381 (format_floating): Likewise.
3383 2017-02-03 Martin Liska <mliska@suse.cz>
3386 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3388 (ipa_node_params_t::remove): Likewise.
3389 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3390 initialization from removed ipa_node_params_t::insert.
3391 (ipa_node_params::~ipa_node_params): Move from removed
3392 ipa_node_params_t::release.
3393 * symbol-summary.h (symbol_summary::m_released): New member.
3394 Do not release a summary twice. Do not allow to call finalizer
3395 for types of a summary that live in GGC memory.
3397 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3399 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3402 2017-02-02 Martin Sebor <msebor@redhat.com>
3405 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3406 (format_string): Tighten up the range of output for non-constant
3407 strings and correct the expected range for wide non-constant strings.
3409 2017-02-02 Martin Sebor <msebor@redhat.com>
3411 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3414 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3416 (-fdump-tree-@var): Add to index and document how to come up
3417 with pass-specific option and dump file names.
3418 (-fdump-passes): Clarify where to look for output.
3420 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3423 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3424 statistics of the analyzed path; allow threading for speed when
3425 any of BBs along the path are optimized for speed.
3427 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3430 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3431 settings of the virtual registers.
3434 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3436 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3437 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3440 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3442 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3443 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3445 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3447 * config/s390/s390.md: Add missing comments with the expanded
3449 * config/s390/vector.md: Likewise.
3450 * config/s390/vx-builtins.md: Likewise.
3452 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3455 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3456 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3457 conditions on a single line.
3459 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3461 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3462 __S390_VX__ to __VX__.
3464 2017-02-01 Andrew Pinski <apinski@cavium.com>
3466 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3467 stmt_info to record_stmt_cost.
3468 (vect_get_known_peeling_cost): Pass stmt_info if known to
3470 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3471 cpu_vector_cost field into
3472 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3473 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3474 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3475 splitting of scalar_stmt_cost and vec_stmt_cost.
3476 (thunderx_vector_cost): Likewise.
3477 (cortexa57_vector_cost): LIkewise.
3478 (exynosm1_vector_cost): Likewise.
3479 (xgene1_vector_cost): Likewise.
3480 (thunderx2t99_vector_cost): Improve after the splitting of the two
3482 (aarch64_builtin_vectorization_cost): Update for the splitting of
3483 scalar_stmt_cost and vec_stmt_cost.
3485 2017-02-01 Torvald Riegel <triegel@redhat.com>
3486 Richard Henderson <rth@redhat.com>
3488 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3489 conditional on existance of a fast atomic load.
3490 * optabs-query.c (can_atomic_load_p): New function.
3491 * optabs-query.h (can_atomic_load_p): Declare it.
3492 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3493 no fast atomic load is available for the particular size of access.
3494 (expand_atomic_compare_and_swap): Likewise.
3495 (expand_atomic_load): Likewise.
3496 (expand_atomic_store): Likewise.
3497 (expand_atomic_fetch_op): Likewise.
3498 * testsuite/lib/target-supports.exp
3499 (check_effective_target_sync_int_128): Remove x86 because it provides
3500 no fast atomic load.
3501 (check_effective_target_sync_int_128_runtime): Likewise.
3503 2017-02-01 Richard Biener <rguenther@suse.de>
3505 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3506 (graphite_transform_loops): Provide opt-info for optimized nests.
3507 * tree-parloop.c (parallelize_loops): Provide opt-info for
3510 2017-02-01 Richard Biener <rguenther@suse.de>
3513 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3516 2017-02-01 Richard Biener <rguenther@suse.de>
3518 PR tree-optimization/71824
3519 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3520 Verify the loops are valid in the merged SESE region.
3521 (scop_detection::can_represent_loop_1): Check analyzing the
3522 evolution of the number of iterations in the region succeeds.
3524 2017-01-31 Ian Lance Taylor <iant@golang.org>
3526 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3527 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3529 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3531 PR preprocessor/79210
3532 * input.c (get_substring_ranges_for_loc): Replace line_width
3533 assertion with error-handling.
3535 2017-01-31 Richard Biener <rguenther@suse.de>
3537 PR tree-optimization/77318
3538 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3539 (create_pw_aff_from_tree): Take loop parameter.
3540 (add_condition_to_pbb): Pass loop of the condition to
3541 create_pw_aff_from_tree.
3543 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3545 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3546 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3548 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3554 (convert_int_to_float128): Likewise.
3555 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3556 (convert_int_to_float128): Likewise.
3557 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3558 (UNSPEC_IEEE128_CONVERT): Likewise.
3559 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3560 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3561 Use local variables for IBM extended format.
3562 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3563 (fix_trunc<mode>si2_fprs): Likewise.
3564 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3565 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3566 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3567 to know that we can now have integers of all sizes in vector
3569 (fix<uns>_<mode>di2_hw): Likewise.
3570 (float<uns>_<mode>si2_hw): Likewise.
3571 (fix_<mode>si2_hw): Likewise.
3572 (fixuns_<mode>si2_hw): Likewise.
3573 (float<uns>_<mode>di2_hw): Likewise.
3574 (float_<mode>di2_hw): Likewise.
3575 (float_<mode>si2_hw): Likewise.
3576 (floatuns_<mode>di2_hw): Likewise.
3577 (floatuns_<mode>si2_hw): Likewise.
3578 (xscvqp<su>wz_<mode>): Delete, no longer used.
3579 (xscvqp<su>dz_<mode>): Likewise.
3580 (xscv<su>dqp_<mode>): Likewise.
3581 (ieee128_mfvsrd_64bit): Likewise.
3582 (ieee128_mfvsrd_32bit): Likewise.
3583 (ieee128_mfvsrwz): Likewise.
3584 (ieee128_mtvsrw): Likewise.
3585 (ieee128_mtvsrd_64bit): Likewise.
3586 (ieee128_mtvsrd_32bit): Likewise.
3588 2017-01-31 Martin Liska <mliska@suse.cz>
3591 * ipa-prop.c (ipa_free_all_node_params): Call release method
3592 instead of ~sumbol_summary to not to trigger double times
3595 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3597 PR tree-optimization/71691
3598 * bitmap.h (class auto_bitmap): New.
3599 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3600 is_maybe_undefined instead of ssa_undefined_value_p.
3602 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3604 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3605 __S390_ARCH_LEVEL__ to __ARCH__.
3607 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3609 PR tree-optimization/79267
3610 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3611 if should_remove_lhs_p is true.
3613 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3616 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3617 (add_alignment_attribute): New.
3618 (base_type_die): Add alignment attribute.
3619 (subrange_type_die): Likewise.
3620 (modified_type_die): Likewise.
3621 (gen_array_type_die): Likewise.
3622 (gen_descr_array_type_die: Likewise.
3623 (gen_enumeration_type_die): Likewise.
3624 (gen_subprogram_die): Likewise.
3625 (gen_variable_die): Likewise.
3626 (gen_field_die): Likewise.
3627 (gen_ptr_to_mbr_type_die): Likewise.
3628 (gen_struct_or_union_type_die): Likewise.
3629 (gen_subroutine_type_die): Likewise.
3630 (gen_typedef_die): Likewise.
3631 (base_type_cmp): Compare alignment attribute.
3633 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3636 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3637 (setb_unsigned) New pattern for setb with CCUNS.
3638 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3639 subfc./subfe sequence to avoid overflow problems. Generate a
3640 shorter sequence with cmpld/setb for power9.
3641 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3642 for generating subfc. instruction.
3643 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3644 now uses this instruction.
3646 2017-01-30 Ian Lance Taylor <iant@google.com>
3649 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3650 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3652 2017-01-30 Martin Sebor <msebor@redhat.com>
3654 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3655 Move constant to the right of a relational operator.
3656 (get_mpfr_format_length, format_character, format_string): Ditto.
3657 (should_warn_p, maybe_warn): Same.
3659 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3661 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3664 * asan.c (get_translation_unit_decl): Remove function.
3665 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3667 2017-01-30 Martin Liska <mliska@suse.cz>
3669 PR gcov-profile/79259
3670 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3673 2017-01-30 Martin Liska <mliska@suse.cz>
3676 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3677 Initialize variables with NULL value.
3679 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3682 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3684 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3686 2017-01-30 Richard Biener <rguenther@suse.de>
3688 PR tree-optimization/79276
3689 * tree-vrp.c (process_assert_insertions): Properly adjust common
3690 when removing a duplicate.
3692 * gcc.dg/torture/pr79276.c: New testcase.
3694 2017-01-30 Richard Biener <rguenther@suse.de>
3696 PR tree-optimization/79256
3697 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3698 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3700 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3702 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3705 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3706 ("*r<noxa>sbg_<mode>_sll_bitmask")
3707 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3708 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3709 Use contiguous_bitmask_nowrap_operand.
3711 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3714 * config/rs6000/altivec.h (vec_xl): Revise #define.
3715 (vec_xst): Likewise.
3717 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3721 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3723 PR rtl-optimization/79194
3724 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3725 traps before call to bypass_conditional_jumps.
3727 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3729 PR tree-optimization/71374
3730 * lra-constraints.c (check_conflict_input_operands): New.
3731 (match_reload): Use it.
3733 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3736 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3737 account to calculate conflict_set.
3739 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3741 PR rtl-optimization/78559
3742 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3743 other_insn in combine.
3745 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3747 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3748 uint16_type_node for BT_UINT16.
3750 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3752 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3753 "RTL Tests" to menu.
3754 (GIMPLE Tests): New node.
3755 (RTL Tests): New node.
3757 2017-01-27 Richard Biener <rguenther@suse.de>
3759 PR tree-optimization/79245
3760 * tree-loop-distribution.c (distribute_loop): Apply cost
3761 modeling also to detected patterns.
3763 2017-01-27 Richard Biener <rguenther@suse.de>
3765 PR tree-optimization/71433
3766 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3767 (compare_assert_loc): New function.
3768 (process_assert_insertions): Sort and optimize assert locations
3769 to remove duplicates and push down identical assertions on
3770 edges to their destination block.
3772 2017-01-27 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/79244
3775 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3776 out SSA names even if abnormal.
3778 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3780 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3781 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3782 instead of MPFR_RNDN.
3784 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3787 * arm.c (arm_option_override): Don't call build_target_option_node
3788 until after doing all option overrides.
3789 (arm_valid_target_attribute_tree): Likewise.
3791 2017-01-27 Martin Liska <mliska@suse.cz>
3793 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3794 for {cd}tors and C++ {cd}tors.
3796 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3798 * config/s390/s390.md ("*setmem_long_and")
3799 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3801 2017-01-26 Martin Sebor <msebor@redhat.com>
3803 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3806 2017-01-26 Martin Sebor <msebor@redhat.com>
3808 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3809 HAVE_DFmode before using XFmode or DFmode.
3810 (parse_directive): Avoid using the z length modifier to avoid
3811 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3814 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3815 to accept adjustment as an array.
3816 (get_int_range): New function.
3817 (struct directive): Make width and prec arrays.
3818 (directive::set_width, directive::set_precision): Call get_int_range.
3819 (format_integer, format_floating): Handle width and precision ranges.
3820 (format_string, parse_directive): Same.
3822 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3825 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3826 comdat_type_p set, just clone them, but keep the children in the
3830 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3831 which have direct callers with -fvar-tracking-assignments enabled
3833 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3834 inside of type units.
3836 2017-01-26 Martin Sebor <msebor@redhat.com>
3839 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3841 (struct format_result): Replace number_chars, number_chars_min,
3842 and number_chars_max with a single member of struct result_range.
3844 (format_result::operator+=): Adjust.
3845 (struct fmtresult): Remove bounded. Handle likely and unlikely
3847 (fmtresult::adjust_for_width_or_precision): New function.
3848 (fmtresult:type_max_digits): New function.
3849 (bytes_remaining): Handle likely and unlikely counters.
3850 (min_bytes_remaining): Remove.
3851 (format_percent): Simplify.
3852 (format_integer, format_floating): Set likely and unlikely counters.
3853 (get_string_length, format_character, format_string): Same.
3854 (format_plain, should_warn_p): New function.
3855 (maybe_warn): Call should_warn_p. Update diagnostic messages
3856 and handle those for all directives, including plain strings.
3857 (format_directive): Handle likely and unlikely counters.
3858 Remove unnecessary quoting from diagnostics. Add an informational
3860 (add_bytes): Remove.
3861 (pass_sprintf_length::compute_format_length): Simplify.
3862 (try_substitute_return_value): Handle likely and unlikely counters.
3864 2017-01-26 Carl Love <cel@us.ibm.com>
3866 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3867 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3869 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3872 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3873 endianess for subregs into account.
3874 * lra-constraints.c (lra_constraints): Do risky transformations
3875 always on the first iteration.
3876 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3877 last_call_used_reg_set.
3878 (process_bb_lives): Define and use last_call_used_reg_set.
3879 * lra.c (lra): Always continue after lra_constraints on the first
3882 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3884 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3886 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3888 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3890 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3891 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3892 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3893 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3894 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3895 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3896 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3897 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3898 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3900 2017-01-26 Marek Polacek <polacek@redhat.com>
3903 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3904 for the third operand.
3906 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3909 * omp-low.c (struct omp_context): Add simt_stmt field.
3910 (scan_omp_for): Return omp_context *.
3911 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3912 context to the _simt_ SIMD stmt.
3913 (lower_omp_for): For combined SIMD with sibling _simt_
3914 SIMD, make sure to use the same decls in _looptemp_
3915 clauses as in the sibling.
3917 2017-01-26 David Sherwood <david.sherwood@arm.com>
3920 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3923 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3926 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3927 emit fld b; fld a; if possible.
3929 * brig-builtins.def: Update copyright years.
3930 * config/arm/arm_acle_builtins.def: Update copyright years.
3932 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3935 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3936 constraint instead of o for the stxsd instruction.
3938 2017-01-25 Carl Love <cel@us.ibm.com>
3940 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3941 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3943 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3945 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3947 2017-01-25 Richard Biener <rguenther@suse.de>
3949 PR tree-optimization/69264
3950 * target.def (vector_alignment_reachable): Improve documentation.
3951 * doc/tm.texi: Regenerate.
3952 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3954 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3955 earlier changes with respect to TYPE_USER_ALIGN.
3956 (vector_alignment_reachable_p): Likewise. Improve dumping.
3958 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3961 * config/arm/arm.md (xordi3): Force constant operand into a register
3964 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3966 * doc/invoke.texi (-fstore-merging): Correct default optimization
3967 levels at which it is enabled.
3968 (-O): Move -fstore-merging from list to...
3971 2017-01-25 Richard Biener <rguenther@suse.de>
3974 * omp-expand.c: Include debug.h.
3975 (expand_omp_taskreg): Make sure to generate early debug before
3976 outlining anything from a function.
3977 (expand_omp_target): Likewise.
3978 (grid_expand_target_grid_body): Likewise.
3980 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3983 * asan.c (get_translation_unit_decl): New function.
3984 (asan_add_global): Extract modules file name from globals
3985 TRANSLATION_UNIT_DECL name.
3987 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3990 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3991 for long calls with APCS frame and VFP.
3993 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3995 * cfg.c (original_copy_tables_initialized_p): New function.
3996 * cfg.h (original_copy_tables_initialized_p): New decl.
3997 * cfgrtl.c (relink_block_chain): Guard the call to
3998 free_original_copy_tables with a call to
3999 original_copy_tables_initialized_p.
4000 * cgraph.h (symtab_node::native_rtl_p): New decl.
4001 * cgraphunit.c (symtab_node::native_rtl_p): New function.
4002 (symtab_node::needed_p): Don't assert for early assembly output
4003 for __RTL functions.
4004 (cgraph_node::finalize_function): Set "force_output" for __RTL
4006 (cgraph_node::analyze): Bail out early for __RTL functions.
4007 (analyze_functions): Update assertion to support __RTL functions.
4008 (cgraph_node::expand): Bail out early for __RTL functions.
4009 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
4011 * function.h (struct function): Update comment for field
4013 * gimple-expr.c: Include "tree-pass.h".
4014 (gimple_has_body_p): Return false for __RTL functions.
4015 * Makefile.in (OBJS): Add run-rtl-passes.o.
4016 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
4018 (gcc::pass_manager::get_clean_slate): New accessor.
4019 * passes.c: Include "insn-addr.h".
4020 (should_skip_pass_p): Add logging. Update logic for running
4021 "expand" to be compatible with both __GIMPLE and __RTL. Guard
4022 property-provider override so it is only done for gimple passes.
4024 (skip_pass): New function.
4025 (execute_one_pass): Call skip_pass when skipping passes.
4026 * read-md.c (md_reader::read_char): Support filtering
4027 the input to a subset of line numbers.
4028 (md_reader::md_reader): Initialize fields
4029 m_first_line and m_last_line.
4030 (md_reader::read_file_fragment): New function.
4031 * read-md.h (md_reader::read_file_fragment): New decl.
4032 (md_reader::m_first_line): New field.
4033 (md_reader::m_last_line): New field.
4034 * read-rtl-function.c (function_reader::create_function): Only
4035 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
4036 curr_properties. Set DECL_INITIAL to a dummy block.
4037 (read_rtl_function_body_from_file_range): New function.
4038 * read-rtl-function.h (read_rtl_function_body_from_file_range):
4040 * run-rtl-passes.c: New file.
4041 * run-rtl-passes.h: New file.
4043 2017-01-24 Jeff Law <law@redhat.com>
4045 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
4048 2017-01-24 Bin Cheng <bin.cheng@arm.com>
4050 PR tree-optimization/79159
4051 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
4052 (record_nonwrapping_iv): Improve boundary using above function if no
4053 value range information.
4055 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
4056 Martin Jambor <mjambor@suse.cz>
4058 * brig-builtins.def: New file.
4059 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
4060 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
4061 (DEF_HSAIL_SAT_BUILTIN): Likewise.
4062 (DEF_HSAIL_INTR_BUILTIN): Likewise.
4063 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
4064 * builtin-types.def (BT_INT8): New.
4065 (BT_INT16): Likewise.
4066 (BT_UINT8): Likewise.
4067 (BT_UINT16): Likewise.
4068 (BT_FN_ULONG): Likewise.
4069 (BT_FN_UINT_INT): Likewise.
4070 (BT_FN_UINT_ULONG): Likewise.
4071 (BT_FN_UINT_LONG): Likewise.
4072 (BT_FN_UINT_PTR): Likewise.
4073 (BT_FN_ULONG_PTR): Likewise.
4074 (BT_FN_INT8_FLOAT): Likewise.
4075 (BT_FN_INT16_FLOAT): Likewise.
4076 (BT_FN_UINT32_FLOAT): Likewise.
4077 (BT_FN_UINT16_FLOAT): Likewise.
4078 (BT_FN_UINT8_FLOAT): Likewise.
4079 (BT_FN_UINT64_FLOAT): Likewise.
4080 (BT_FN_UINT16_UINT32): Likewise.
4081 (BT_FN_UINT32_UINT16): Likewise.
4082 (BT_FN_UINT16_UINT16_UINT16): Likewise.
4083 (BT_FN_INT_PTR_INT): Likewise.
4084 (BT_FN_UINT_PTR_UINT): Likewise.
4085 (BT_FN_LONG_PTR_LONG): Likewise.
4086 (BT_FN_ULONG_PTR_ULONG): Likewise.
4087 (BT_FN_VOID_UINT64_UINT64): Likewise.
4088 (BT_FN_UINT8_UINT8_UINT8): Likewise.
4089 (BT_FN_INT8_INT8_INT8): Likewise.
4090 (BT_FN_INT16_INT16_INT16): Likewise.
4091 (BT_FN_INT_INT_INT): Likewise.
4092 (BT_FN_UINT_FLOAT_UINT): Likewise.
4093 (BT_FN_FLOAT_UINT_UINT): Likewise.
4094 (BT_FN_ULONG_UINT_UINT): Likewise.
4095 (BT_FN_ULONG_UINT_PTR): Likewise.
4096 (BT_FN_ULONG_ULONG_ULONG): Likewise.
4097 (BT_FN_UINT_UINT_UINT): Likewise.
4098 (BT_FN_VOID_UINT_PTR): Likewise.
4099 (BT_FN_UINT_UINT_PTR: Likewise.
4100 (BT_FN_UINT32_UINT64_PTR): Likewise.
4101 (BT_FN_INT_INT_UINT_UINT): Likewise.
4102 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
4103 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
4104 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
4105 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
4106 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
4107 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
4108 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
4109 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
4110 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
4111 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
4112 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
4113 * doc/frontends.texi: List BRIG FE.
4114 * doc/install.texi (Testing): Add BRIG tesring requirements.
4115 * doc/invoke.texi (Overall Options): Mention BRIG.
4116 * doc/standards.texi (Standards): Doucment BRIG HSA version.
4118 2017-01-24 Richard Biener <rguenther@suse.de>
4120 PR translation/79208
4121 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
4123 2017-01-24 Martin Jambor <mjambor@suse.cz>
4126 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
4127 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
4130 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
4133 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
4134 casts from signed to unsigned really don't have a range.
4136 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
4138 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
4139 GMP_RNDx for compatiblity.
4141 2017-01-24 Martin Liska <mliska@suse.cz>
4144 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
4145 that would prevent us to call alloca with -1 as argument.
4147 2017-01-24 Jakub Jelinek <jakub@redhat.com>
4149 * dwarf2out.c (output_compilation_unit_header, output_file_names):
4150 Avoid -Wformat-security warning.
4152 2017-01-23 Andrew Pinski <apinski@cavium.com>
4154 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
4157 2017-01-23 Martin Sebor <msebor@redhat.com>
4160 * gimple-ssa-sprintf.c (warn_level): New global.
4161 (format_integer): Use it here and throughout the rest of the file.
4162 Use the same switch to compute sign as base.
4163 (maybe_warn): New function.
4164 (format_directive): Factor out warnings into maybe_warn.
4165 Add debugging output. Use warn_level.
4166 (add_bytes): Use warn_level.
4167 (pass_sprintf_length::compute_format_length): Add debugging output.
4168 (try_substitute_return_value): Same.
4169 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
4172 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
4173 (struct fmtresult, format_integer, format_floating): Adjust.
4174 (fmtresult::fmtresult): Set max correctly in two argument ctor.
4175 (get_string_length, format_string,format_directive): Same.
4176 (pass_sprintf_length::compute_format_length): Same.
4177 (try_substitute_return_value): Simplify slightly.
4180 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
4181 (fmtresult::operator+=): Outlined.
4182 (struct fmtresult): Add ctors.
4183 (struct conversion_spec): Rename...
4184 (struct directive): ...to this. Add and remove data members.
4185 (directive::set_width, directive::set_precision): New functions.
4186 (format_percent): Use fmtresult ctor.
4187 (get_width_and_precision): Remove.
4188 (format_integer): Make naming changes. Avoid computing width and
4190 (format_floating): Same. Adjust indentation.
4191 (format_character, format_none): New functions.
4192 (format_string): Moved character handling to format_character.
4193 (format_directive): Remove arguments, change return type.
4194 (parse_directive): New function.
4195 (pass_sprintf_length::compute_format_length): Move directive
4196 parsing to parse_directive.
4198 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4200 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4201 (assign_assembler_name_if_needed): ... this.
4202 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4203 (assign_assembler_name_if_needed): ... this.
4204 (free_lang_data_in_cgraph): Adjust callers.
4205 * cgraphunit.c (cgraph_node::analyze): Likewise.
4206 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4209 2017-01-23 Richard Biener <rguenther@suse.de>
4211 PR tree-optimization/79088
4212 PR tree-optimization/79188
4213 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4214 resetting loop bounds after last path deletion. Reset loop
4215 bounds of the target loop, make code match the comments.
4216 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4217 Make sure loops need no fixups.
4219 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4221 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4222 exponent support with double type for first argument.
4223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4224 type returned by __builtin_vec_extract_sig,
4225 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4226 functions from "vector int" to "vector unsigned int" or from
4227 "vector long long int" to "vector unsigned long long int".
4228 Changed type returned by __builtin_vec_extract_exp,
4229 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4230 functions from "vector int" to "vector unsigned int" or from
4231 "vector long long int" to "vector unsigned long long int".
4232 Changed return type of __builtin_vec_test_data_class,
4233 __builtin_vec_test_data_class_sp, and
4234 __builtin_vec_test_data_class_dp from "vector int" to
4235 "vector bool int" or from "vector long long int" to "vector bool
4236 long long int" and changed second argument type from "unsigned
4237 int" to "int". Added new overloaded function forms "vector float
4238 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4239 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4240 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4241 double, vector unsigned long long int)" and "vector double
4242 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4243 long int)". Changed return type of
4244 __builtin_scalar_test_data_class and
4245 __builtin_scalar_test_data_class_sp and
4246 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4247 int" and changed second argument from "unsigned int" to "int".
4248 Changed type returned by __builtin_scalar_test_neg,
4249 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4250 from "int" to "bool int". Added new overloaded function form
4251 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4252 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4253 exponent double-precision with floating point first argument.
4254 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4255 documentation of scalar_test_data_class, scalar_test_neg,
4256 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4257 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4258 vec_test_data_class built-in functions to reflect refinements in
4259 their type signatures.
4261 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4263 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4265 (aarch64_elf_asm_destructor): Likewise.
4267 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4269 PR rtl-optimization/78634
4270 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4271 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4272 * ifcvt.c (noce_try_cmove): Add missing cost check.
4274 PR rtl-optimization/71724
4275 * combine.c (if_then_else_cond): Look for situations where it is
4276 beneficial to undo the work of one of the recursive calls.
4278 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4280 PR tree-optimization/70754
4281 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4282 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4283 combined stmt before it if not NULL.
4284 (combine_chains): Process refs reversely and compute dominance point
4287 2017-01-23 Martin Liska <mliska@suse.cz>
4289 PR tree-optimization/79196
4290 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4291 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4293 (strlen_optimize_stmt): Call the renamed function.
4295 2017-01-23 Michael Matz <matz@suse.de>
4297 PR tree-optimization/78384
4298 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4300 2017-01-23 Richard Biener <rguenther@suse.de>
4302 PR tree-optimization/79186
4303 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4304 both incoming edges before moving an assert.
4306 2017-01-23 Martin Jambor <mjambor@suse.cz>
4308 * ipa-prop.c (load_from_param_1): Removed.
4309 (load_from_unmodified_param): Bits from load_from_param_1 put back
4311 (load_from_param): Removed.
4312 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4313 with stmt. Reverted back to use of load_from_unmodified_param.
4315 2017-01-23 Martin Jambor <mjambor@suse.cz>
4318 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4319 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4320 field a pointer to garbage collected vector, mark lattices and
4321 ipcp_orig_node with GTY((skip)).
4322 (ipa_get_param_count): Adjust to descriptors being a pointer.
4323 (ipa_get_param): Likewise.
4324 (ipa_get_type): Likewise.
4325 (ipa_get_param_move_cost): Likewise.
4326 (ipa_set_param_used): Likewise.
4327 (ipa_get_controlled_uses): Likewise.
4328 (ipa_set_controlled_uses): Likewise.
4329 (ipa_is_param_used): Likewise.
4330 (ipa_node_params_t): Move into garbage collector. New methods insert
4332 (ipa_node_params_sum): Annotate wth GTY(()).
4333 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4335 (ipa_load_from_parm_agg): Adjust declaration.
4336 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4337 * ipa-profile.c (ipa_profile): Likewise.
4338 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4339 (ipa_populate_param_decls): Make descriptors parameter garbage
4341 (ipa_dump_param): Adjust to descriptors being a pointer.
4342 (ipa_alloc_node_params): Likewise.
4343 (ipa_initialize_node_params): Likewise.
4344 (load_from_param_1): Make descriptors parameter garbage collected.
4345 (load_from_unmodified_param): Likewise.
4346 (load_from_param): Likewise.
4347 (ipa_load_from_parm_agg): Likewise.
4348 (ipa_node_params::~ipa_node_params): Removed.
4349 (ipa_free_all_node_params): Remove call to delete operator.
4350 (ipa_node_params_t::insert): New.
4351 (ipa_node_params_t::remove): Likewise.
4352 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4353 copy known_csts and known_contexts vectors.
4354 (ipa_read_node_info): Adjust to descriptors being a pointer.
4355 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4357 (ipcp_transform_function): Make descriptors variable garbage
4360 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4362 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4363 * config/i386/avx512dqintrin.h: Ditto.
4364 * config/i386/avx512fintrin.h: Ditto.
4365 * gcc/config/i386/i386.c: Handle new builtins.
4366 * config/i386/i386-builtin.def: Add new builtins.
4367 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4368 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4370 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4371 Martin Liska <mliska@suse.cz>
4373 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4374 * asan.c (asan_expand_poison_ifn): Support stores and use
4375 appropriate ASAN report function.
4376 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4377 * internal-fn.def (ASAN_POISON_USE): Declare.
4378 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4379 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4380 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4381 ASAN_POISON calls w/o LHS.
4382 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4383 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4384 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4385 * gimplify.c (asan_poison_variables): Add attribute
4386 use_after_scope_memory to variables that really needs to live
4388 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4389 having the attribute.
4391 2017-01-23 Martin Liska <mliska@suse.cz>
4393 * asan.c (create_asan_shadow_var): New function.
4394 (asan_expand_poison_ifn): Likewise.
4395 * asan.h (asan_expand_poison_ifn): New declaration.
4396 * internal-fn.c (expand_ASAN_POISON): Likewise.
4397 * internal-fn.def (ASAN_POISON): New builtin.
4398 * sanopt.c (pass_sanopt::execute): Expand
4399 asan_expand_poison_ifn.
4400 * tree-inline.c (copy_decl_for_dup_finish): Make function
4402 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4403 * tree-ssa.c (is_asan_mark_p): New function.
4404 (execute_update_addresses_taken): Rewrite local variables
4405 (identified just by use-after-scope as addressable) into SSA.
4407 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4409 * doc/install.texi (Specific): opensource.apple.com uses https
4410 now. Remove trailing slash.
4412 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4414 * README.Portability: Remove note on an Irix compatibility issue.
4416 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4418 * gcov.c (INCLUDE_ALGORITHM): Define.
4419 (INCLUDE_VECTOR): Define.
4420 No longer include <vector> and <algorithm> directly.
4422 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4424 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4426 * doc/invoke.texi (Code Gen Options): Ditto.
4428 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4431 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4433 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4435 rtl-optimization/79125
4436 * cprop.c (local_cprop_pass): Handle cases where we make an
4439 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4443 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4444 read from, for big endian.
4446 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4448 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4449 register pauth builtins for LP64 only.
4451 2017-01-20 Marek Polacek <polacek@redhat.com>
4454 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4457 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4459 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4461 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4462 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4463 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4465 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4468 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4469 in big-endian mode when they are not a single duplicated value.
4471 2017-01-20 Richard Biener <rguenther@suse.de>
4473 * BASE-VER: Bump to 7.0.1.
4475 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4477 * omp-low.c (omplow_simd_context): New struct. Use it...
4478 (lower_rec_simd_input_clauses): ...here and...
4479 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4480 references to idx, lane, max_vf, is_simt.
4482 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4484 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4487 2017-01-20 Martin Jambor <mjambor@suse.cz>
4489 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4490 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4492 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4493 (GTFILES): Rename hsa.c to hsa-common.c.
4494 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4495 * hsa-dump.c: Likewise.
4496 * hsa-gen.c: Likewise.
4497 * hsa-regalloc.c: Likewise.
4498 * ipa-hsa.c: Likewise.
4499 * omp-expand.c: Likewise.
4500 * omp-low.c: Likewise.
4501 * toplev.c: Likewise.
4503 2017-01-20 Marek Polacek <polacek@redhat.com>
4506 * doc/invoke.texi: Document -Wduplicated-branches.
4507 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4508 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4509 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4510 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4511 return 0 only when not OEP_LEXICOGRAPHIC.
4512 (fold_build_cleanup_point_expr): Use the expression
4513 location when building CLEANUP_POINT_EXPR.
4514 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4515 * tree.c (add_expr): Handle error_mark_node.
4517 2017-01-20 Martin Liska <mliska@suse.cz>
4520 * tree-profile.c (init_ic_make_global_vars): Do not call
4522 (gimple_init_gcov_profiler): Likewise.
4524 2017-01-20 Martin Liska <mliska@suse.cz>
4527 * cgraph.h (maybe_create_reference): Remove argument and
4529 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4531 * ipa-cp.c (create_specialized_node): Likewise.
4532 * symtab.c (symtab_node::maybe_create_reference): Handle
4533 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4535 2017-01-20 Martin Liska <mliska@suse.cz>
4537 * read-rtl-function.c (function_reader::create_function): Use
4538 build_decl instread of build_decl_stat.
4540 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4542 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4543 * config/i386/avx512dqintrin.h: Ditto.
4544 * config/i386/avx512fintrin.h: Ditto.
4545 * config/i386/i386-builtin-types.def: Add new types.
4546 * gcc/config/i386/i386.c: Handle new types.
4547 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4548 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4549 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4550 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4551 (__builtin_ia32_kshiftridi): New.
4552 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4554 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4558 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4559 define to rs6000_init_stack_protect_guard.
4560 (rs6000_init_stack_protect_guard): New function.
4562 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4563 Yunqiang Su <yunqiang.su@imgtec.com>
4565 * config.gcc (supported_defaults): Add madd4.
4566 (with_madd4): Add validation.
4567 (all_defaults): Add madd4.
4568 * config/mips/mips.opt (mmadd4): New option.
4569 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4571 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4573 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4574 (ISA_HAS_FUSED_MADD4): Likewise.
4575 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4576 * gcc/doc/install.texi (--with-madd4): Document the new option.
4578 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4580 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4581 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4582 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4583 (aarch64_init_pauth_hint_builtins): New.
4584 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4585 (aarch64_expand_builtin): Expand new builtins.
4587 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4589 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4590 * combine-stack-adj.c (no_unhandled_cfa): Handle
4591 REG_CFA_TOGGLE_RA_MANGLE.
4592 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4593 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4594 info for return address signing.
4595 (aarch64_expand_epilogue): Likewise.
4597 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4599 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4600 * config/aarch64/aarch64-protos.h
4601 (aarch64_return_address_signing_enabled): New declaration.
4602 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4604 (aarch64_expand_prologue): Sign return address before it's pushed onto
4606 (aarch64_expand_epilogue): Authenticate return address fetched from
4608 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4609 (aarch64_attributes): New function attributes for "sign-return-address".
4610 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4611 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4612 ("*do_return"): Generate combined instructions according to key index.
4613 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4614 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4616 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4617 * config/aarch64/aarch64.opt (msign-return-address=): New.
4618 * doc/extend.texi (AArch64 Function Attributes): Documents
4619 "sign-return-address=".
4620 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4622 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4624 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4625 overall option summary.
4627 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4629 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4630 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4631 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4632 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4634 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4636 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4637 -mpower9-minmax by default for -mcpu=power9.
4638 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4639 128-bit floating point.
4641 2017-01-20 Alan Modra <amodra@gmail.com>
4643 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4644 optimizing for size.
4646 2017-01-20 Alan Modra <amodra@gmail.com>
4649 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4650 for strcmp and strncmp from corresponding builtin decl.
4652 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4654 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4655 instead of i386/rtems-64.h.
4656 * config/i386/rtems-64.h: Remove.
4658 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4662 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4666 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4668 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4669 Change int to HOST_WIDE_INT.
4670 * config/aarch64/aarch64-protos.h
4671 (aarch64_simd_gen_const_vector_dup): Likewise.
4672 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4674 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4676 * langhooks-def.h (lhd_type_for_size): New decl.
4677 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4678 * langhooks.c (lhd_type_for_size): New function, taken from
4681 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4683 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4684 define_bypass for CR latency.
4685 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4686 (power9-alu2): Add define_bypass for CR latency.
4688 (power9-mul): Update insn latency.
4689 (power9-mul-compare): Update insn latency, bypass latency and remove
4692 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4694 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4696 * config/aarch64/aarch64.md
4697 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4698 aarch64_nopcrelative_literal_loads.
4699 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4701 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4703 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4705 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4707 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4710 * config.gcc (supported_defaults): Add lxc1-sxc1.
4711 (with_lxc1_sxc1): Add validation.
4712 (all_defaults): Add lxc1-sxc1.
4713 * config/mips/mips.opt (mlxc1-sxc1): New option.
4714 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4716 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4717 __mips_no_lxc1_sxc1.
4718 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4719 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4720 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4722 2017-01-19 Richard Biener <rguenther@suse.de>
4724 PR tree-optimization/72488
4725 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4726 sure to restore SSA info.
4727 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4729 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4731 PR rtl-optimization/79121
4732 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4733 of the inner type when shifting an extended value.
4735 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4738 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4739 interposable aliases.
4741 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4744 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4745 Use the evmergelohi instruction.
4746 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4747 (mov_sitf_e500_subreg8_2_be): Likewise.
4748 (mov_sitf_e500_subreg12_2_le): Likewise.
4749 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4750 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4751 (mov_sitf_e500_subreg8_2_le): Likewise.
4752 (mov_sitf_e500_subreg12_2_be): Likewise.
4754 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4756 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4757 attribute from vecsimple to vecperm.
4758 (altivec_vbpermq2): Likewise.
4760 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4763 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4765 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4766 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4767 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4768 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4769 case where N arg is SIZE_MAX.
4770 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4771 (cmpstrsi): Add pattern.
4773 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4775 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4776 __builtin_vec_revb builtins.
4777 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4778 built-in functions to support generation of the ISA 3.0 XXBR<x>
4779 vector byte reverse instructions.
4780 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4781 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4782 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4783 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4784 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4785 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4786 (P9V_BUILTIN_VEC_REVB): Likewise.
4787 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4788 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4789 (p9_xxbrq_v16qi): Likewise.
4790 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4791 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4792 (p9_xxbrh_v8hi): Likewise.
4793 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4794 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4795 vec_revb built-in functions.
4797 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4799 PR rtl-optimization/78952
4800 * config/i386/i386.md (any_extract): New code iterator.
4801 (*insvqi_2): Use any_extract for source operand.
4802 (*insvqi_3): Use any_shiftrt for source operand.
4804 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4806 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4808 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4810 2017-01-18 Matthias Klose <doko@ubuntu.com>
4812 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4814 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4816 * config/rs6000/altivec.h (vec_bperm): Change #define.
4817 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4818 (altivec_vbpermq2): New define_insn.
4819 (altivec_vbpermd): Likewise.
4820 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4822 (VBPERMD): Likewise.
4823 (VBPERM): New polymorphic function interface.
4824 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4825 Add entries for P9V_BUILTIN_VEC_VBPERM.
4826 * doc/extend.texi: Add interfaces for vec_bperm.
4828 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4830 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4831 first letter of error messages.
4832 (s390_resolve_overloaded_builtin): Likewise.
4833 * config/s390/s390.c (s390_expand_builtin): Likewise.
4834 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4835 (s390_valid_target_attribute_inner_p): Likewise.
4836 * config/s390/s390.md ("tabort"): Likewise.
4838 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4840 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4841 (ISA_AVOID_DIV_HILO): New macro.
4842 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4843 (ISA_HAS_DDIV): Likewise.
4845 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4847 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4849 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4851 * doc/invoke.texi (fabi-version): Spelling fix.
4853 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4856 * doc/invoke.texi (fabi-version): Mention mangling fix for
4859 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4862 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4864 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4867 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4868 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4870 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4872 (stack_protect_test): Ditto.
4873 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4874 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4876 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4877 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4878 -mstack-protector-guard-offset=.
4879 (RS/6000 and PowerPC Options): Ditto.
4881 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4883 * config/i386/i386.h (MASK_CLASS_P): New define.
4884 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4885 there are no registers from different register sets also when
4886 mask registers are used. Update function comment.
4887 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4888 to (*k/*r) and (*k/*km) alternatives.
4890 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4892 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4893 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4894 (EH_RETURN_HANDLER_RTX): New define.
4895 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4896 Force frame pointer in EH return functions.
4897 (aarch64_expand_epilogue): Add barrier for eh_return.
4898 (aarch64_final_eh_return_addr): Remove.
4899 (aarch64_eh_return_handler_rtx): New function.
4900 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4902 (aarch64_eh_return_handler_rtx): New prototype.
4904 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4906 * config/rs6000/altivec.h (vec_rlmi): New #define.
4907 (vec_vrlnm): Likewise.
4908 (vec_rlnm): Likewise.
4909 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4910 (UNSPEC_VRLNM): Likewise.
4911 (VIlong): New mode iterator.
4912 (altivec_vrl<VI_char>mi): New define_insn.
4913 (altivec_vrl<VI_char>nm): Likewise.
4914 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4917 (RLNM): New polymorphic function entry.
4918 (VRLWMI): New monomorphic function entry.
4920 (RLMI): New polymorphic function entry.
4921 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4922 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4923 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4926 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4929 * dwarf2out.c (field_byte_offset): Restore the
4930 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4931 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4932 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4935 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4938 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4940 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4943 * dwarf2out.c (add_data_member_location_attribute): For constant
4944 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4945 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4946 DW_AT_byte_size attributes.
4948 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4950 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4951 after forcing to constant memory when the code model is medium.
4953 2017-01-17 Julia Koval <julia.koval@intel.com>
4956 * config/i386/avx512fintrin.h
4957 (_mm512_i32gather_ps): Change __addr type to void const*.
4958 (_mm512_mask_i32gather_ps): Ditto.
4959 (_mm512_i32gather_pd): Ditto.
4960 (_mm512_mask_i32gather_pd): Ditto.
4961 (_mm512_i64gather_ps): Ditto.
4962 (_mm512_mask_i64gather_ps): Ditto.
4963 (_mm512_i64gather_pd): Ditto.
4964 (_mm512_mask_i64gather_pd): Ditto.
4965 (_mm512_i32gather_epi32): Ditto.
4966 (_mm512_mask_i32gather_epi32): Ditto.
4967 (_mm512_i32gather_epi64): Ditto.
4968 (_mm512_mask_i32gather_epi64): Ditto.
4969 (_mm512_i64gather_epi32): Ditto.
4970 (_mm512_mask_i64gather_epi32): Ditto.
4971 (_mm512_i64gather_epi64): Ditto.
4972 (_mm512_mask_i64gather_epi64): Ditto.
4973 (_mm512_i32scatter_ps): Change __addr type to void*.
4974 (_mm512_mask_i32scatter_ps): Ditto.
4975 (_mm512_i32scatter_pd): Ditto.
4976 (_mm512_mask_i32scatter_pd): Ditto.
4977 (_mm512_i64scatter_ps): Ditto.
4978 (_mm512_mask_i64scatter_ps): Ditto.
4979 (_mm512_i64scatter_pd): Ditto.
4980 (_mm512_mask_i64scatter_pd): Ditto.
4981 (_mm512_i32scatter_epi32): Ditto.
4982 (_mm512_mask_i32scatter_epi32): Ditto.
4983 (_mm512_i32scatter_epi64): Ditto.
4984 (_mm512_mask_i32scatter_epi64): Ditto.
4985 (_mm512_i64scatter_epi32): Ditto.
4986 (_mm512_mask_i64scatter_epi32): Ditto.
4987 (_mm512_i64scatter_epi64): Ditto.
4988 (_mm512_mask_i64scatter_epi64): Ditto.
4989 * config/i386/avx512pfintrin.h
4990 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4991 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4992 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4993 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4994 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4995 (_mm512_prefetch_i32scatter_ps): Ditto.
4996 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4997 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4998 (_mm512_prefetch_i64scatter_pd): Ditto.
4999 (_mm512_prefetch_i64scatter_ps): Ditto.
5000 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
5001 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
5002 * config/i386/avx512vlintrin.h
5003 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
5004 (_mm_mmask_i32gather_ps): Ditto.
5005 (_mm256_mmask_i32gather_pd): Ditto.
5006 (_mm_mmask_i32gather_pd): Ditto.
5007 (_mm256_mmask_i64gather_ps): Ditto.
5008 (_mm_mmask_i64gather_ps): Ditto.
5009 (_mm256_mmask_i64gather_pd): Ditto.
5010 (_mm_mmask_i64gather_pd): Ditto.
5011 (_mm256_mmask_i32gather_epi32): Ditto.
5012 (_mm_mmask_i32gather_epi32): Ditto.
5013 (_mm256_mmask_i32gather_epi64): Ditto.
5014 (_mm_mmask_i32gather_epi64): Ditto.
5015 (_mm256_mmask_i64gather_epi32): Ditto.
5016 (_mm_mmask_i64gather_epi32): Ditto.
5017 (_mm256_mmask_i64gather_epi64): Ditto.
5018 (_mm_mmask_i64gather_epi64): Ditto.
5019 (_mm256_i32scatter_ps): Change __addr type to void*.
5020 (_mm256_mask_i32scatter_ps): Ditto.
5021 (_mm_i32scatter_ps): Ditto.
5022 (_mm_mask_i32scatter_ps): Ditto.
5023 (_mm256_i32scatter_pd): Ditto.
5024 (_mm256_mask_i32scatter_pd): Ditto.
5025 (_mm_i32scatter_pd): Ditto.
5026 (_mm_mask_i32scatter_pd): Ditto.
5027 (_mm256_i64scatter_ps): Ditto.
5028 (_mm256_mask_i64scatter_ps): Ditto.
5029 (_mm_i64scatter_ps): Ditto.
5030 (_mm_mask_i64scatter_ps): Ditto.
5031 (_mm256_i64scatter_pd): Ditto.
5032 (_mm256_mask_i64scatter_pd): Ditto.
5033 (_mm_i64scatter_pd): Ditto.
5034 (_mm_mask_i64scatter_pd): Ditto.
5035 (_mm256_i32scatter_epi32): Ditto.
5036 (_mm256_mask_i32scatter_epi32): Ditto.
5037 (_mm_i32scatter_epi32): Ditto.
5038 (_mm_mask_i32scatter_epi32): Ditto.
5039 (_mm256_i32scatter_epi64): Ditto.
5040 (_mm256_mask_i32scatter_epi64): Ditto.
5041 (_mm_i32scatter_epi64): Ditto.
5042 (_mm_mask_i32scatter_epi64): Ditto.
5043 (_mm256_i64scatter_epi32): Ditto.
5044 (_mm256_mask_i64scatter_epi32): Ditto.
5045 (_mm_i64scatter_epi32): Ditto.
5046 (_mm_mask_i64scatter_epi32): Ditto.
5047 (_mm256_i64scatter_epi64): Ditto.
5048 (_mm256_mask_i64scatter_epi64): Ditto.
5049 (_mm_i64scatter_epi64): Ditto.
5050 (_mm_mask_i64scatter_epi64): Ditto.
5051 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
5052 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
5053 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
5054 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
5055 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
5056 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
5057 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
5058 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
5059 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
5060 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
5061 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
5062 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
5063 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
5064 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
5065 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
5066 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
5067 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
5068 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
5069 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
5070 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
5071 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
5072 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
5073 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
5074 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
5075 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
5076 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
5077 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
5078 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
5079 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
5080 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
5081 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
5082 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
5083 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
5084 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
5085 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
5086 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
5087 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
5088 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
5089 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
5090 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
5091 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
5092 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
5093 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
5094 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
5095 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
5096 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
5097 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
5098 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
5099 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
5100 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
5101 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
5102 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
5103 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
5104 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
5105 definitions accordingly.
5107 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
5108 Kuan-Lin Chen <kuanlinchentw@gmail.com>
5111 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
5114 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
5117 * ira-conflicts.c (ira_build_conflicts): Update total conflict
5118 hard regs for inner regno.
5120 2017-01-17 Martin Liska <mliska@suse.cz>
5123 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
5124 assumption and add comment.
5126 2017-01-17 Nathan Sidwell <nathan@acm.org>
5128 * ipa-visibility.c (localize_node): New function, broken out of ...
5129 (function_and_variable_visibility): ... here. Call it.
5131 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5134 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
5135 correctly set frequency of oudgoing edge.
5136 (duplicate_thread_path): Fix profile updating.
5138 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5141 * configure.ac: Add GCC_BASE_VER.
5142 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
5143 version from BASE-VER file.
5144 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
5145 (gcc.o): Depend on $(BASEVER).
5146 * common.opt (dumpfullversion): New option.
5147 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
5148 * doc/invoke.texi: Document -dumpfullversion.
5149 * doc/install.texi: Document --with-gcc-major-version-only.
5150 * configure: Regenerated.
5152 2017-01-17 Richard Biener <rguenther@suse.de>
5154 PR tree-optimization/71433
5155 * tree-vrp.c (register_new_assert_for): Merge same asserts
5156 on all incoming edges.
5157 (process_assert_insertions_for): Handle insertions at the
5160 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
5162 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
5163 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
5165 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
5168 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
5171 2017-01-17 Alan Modra <amodra@gmail.com>
5174 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
5175 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
5176 symbolic stack limit when pic.
5178 2017-01-16 Martin Sebor <msebor@redhat.com>
5180 PR tree-optimization/78608
5181 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
5183 2017-01-16 Jeff Law <law@redhat.com>
5186 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
5187 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
5188 for several include directories that may be relative to sysroot.
5189 * config/i386/x-mingw32 (gplus_includedir): Define.
5190 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
5191 (native_system_includedir): Likewise.
5192 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
5193 override if TARGET_SYSTEM_ROOT is defined.
5194 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5196 PR tree-optimization/79090
5197 PR tree-optimization/33562
5198 PR tree-optimization/61912
5199 PR tree-optimization/77485
5200 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5201 and computed trims into the dump file.
5203 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5205 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5207 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5210 * gimplify.c (gimplify_init_constructor): If want_value and
5211 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5215 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5216 sequence. Formatting fixes.
5217 (doloop_optimize): Formatting fixes.
5220 * gcc.c (debug_level_greater_than_spec_func): New function.
5221 (static_spec_functions): Add debug-level-gt spec function.
5222 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5224 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5225 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5226 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5227 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5228 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5229 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5231 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5234 QImode fixups to general and mask registers only.
5236 2017-01-16 Carl Love <cel@us.ibm.com>
5238 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5239 for built-in functions
5240 vector signed char vec_nabs (vector signed char)
5241 vector signed short vec_nabs (vector signed short)
5242 vector signed int vec_nabs (vector signed int)
5243 vector signed long long vec_nabs (vector signed long long)
5244 vector float vec_nabs (vector float)
5245 vector double vec_nabs (vector double)
5246 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5248 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5249 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5250 * doc/extend.texi: Update the documentation file for the new built-in
5253 2017-01-16 Martin Sebor <msebor@redhat.com>
5255 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5258 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5260 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5261 UNSPEC_VSX__XXSPLTD to require special splat handling.
5263 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5266 * system.h: Poison strndup.
5268 2017-01-16 Alan Modra <amodra@gmail.com>
5271 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5274 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5276 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5278 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5281 call recog here. Assert that INSN_CODE (insn) is non-negative.
5283 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5286 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5288 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5289 in the currently scheduled RTL fragment.
5291 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5293 PR rtl-optimization/78751
5294 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5297 2017-01-14 Jeff Law <law@redhat.com>
5299 PR tree-optimization/79090
5300 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5301 variable length stores.
5302 (compute_trims): Delete dead assignment to *trim_tail.
5303 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5306 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5308 PR rtl-optimization/78626
5309 PR rtl-optimization/78727
5310 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5311 of a block, and split such blocks after everything else is finished.
5313 2017-01-14 Alan Modra <amodra@gmail.com>
5316 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5317 target legitimate_combined_insn.
5318 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5319 (rs6000_legitimate_combined_insn): New function.
5320 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5322 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5323 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5324 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5326 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5328 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5330 2017-01-13 Jeff Law <law@redhat.com>
5332 PR tree-optimization/33562
5333 PR tree-optimization/61912
5334 PR tree-optimization/77485
5335 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5337 (delete_dead_assignment): Likewise.
5338 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5339 statement to delete_dead_call and delete_dead_assignment.
5341 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5344 * substring-locations.c (format_warning_va): Strengthen case 1 so
5345 that both endpoints of the substring must be within the format
5346 range for just the substring to be printed.
5348 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5351 * config/i386/i386.c (ix86_target_string): Add missing options
5352 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5353 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5354 flags_other and ix86_target_other to flags2_other. Display unknown
5356 (ix86_valid_target_attribute_inner_p): Add missing options and
5357 reorder options by implied ISAs, as in ix86_target_string.
5359 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5361 * hash-table.h (hash_table::too_empty_p): New function.
5362 (hash_table::expand): Use it.
5363 (hash_table::traverse): Likewise.
5364 (hash_table::empty_slot): Use sizeof (value_type) instead of
5365 sizeof (PTR) to convert bytes to elements. Shrink the table
5366 if the current size is excessive for the current number of
5369 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5371 * ira-costs.c (record_reg_classes): Break from the inner loop
5372 early once alt_fail is known to be true. Update outer loop
5373 handling accordingly.
5375 2017-01-13 Jeff Law <law@redhat.com>
5377 * tree-ssa-dse.c (decrement_count): New function.
5378 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5379 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5380 when we know the partially dead statement is a mem* function.
5382 PR tree-optimization/61912
5383 PR tree-optimization/77485
5384 * tree-ssa-dse.c: Include expr.h.
5385 (maybe_trim_constructor_store): New function.
5386 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5388 PR tree-optimization/33562
5389 PR tree-optimization/61912
5390 PR tree-optimization/77485
5391 * doc/invoke.texi: Document new dse-max-object-size param.
5392 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5393 * tree-ssa-dse.c: Include params.h.
5394 (dse_store_status): New enum.
5395 (initialize_ao_ref_for_dse): New, partially extracted from
5397 (valid_ao_ref_for_dse, normalize_ref): New.
5398 (setup_live_bytes_from_ref, compute_trims): Likewise.
5399 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5400 (maybe_trim_partially_dead_store): Likewise.
5401 (maybe_trim_complex_store): Likewise.
5402 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5403 Track what bytes live from the original store. Return tri-state
5404 for dead, partially dead or live.
5405 (dse_dom_walker): Add constructor, destructor and new private members.
5406 (delete_dead_call, delete_dead_assignment): New extracted from
5408 (dse_optimize_stmt): Make a member of dse_dom_walker.
5409 Use initialize_ao_ref_for_dse.
5411 PR tree-optimization/33562
5412 PR tree-optimization/61912
5413 PR tree-optimization/77485
5414 * sbitmap.h (bitmap_count_bits): Prototype.
5415 (bitmap_clear_range, bitmap_set_range): Likewise.
5416 * sbitmap.c (bitmap_clear_range): New function.
5417 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5419 2017-01-13 Martin Liska <mliska@suse.cz>
5422 * function.c (set_cfun): Add new argument force.
5423 * function.h (set_cfun): Likewise.
5424 * ipa-inline-transform.c (inline_call): Use the function when
5425 strict alising from is dropped for function we inline to.
5427 2017-01-13 Richard Biener <rguenther@suse.de>
5429 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5430 for dumping GIMPLE INTEGER_CSTs.
5432 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5434 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5435 to 201112L since C++17.
5437 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5440 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5441 if -fsanitize=kernel-address is present.
5443 2017-01-13 Richard Biener <rguenther@suse.de>
5445 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5446 as _Literal ( type ) number in case usual suffixes do not
5447 preserve all information.
5449 2017-01-13 Richard Biener <rguenther@suse.de>
5451 PR tree-optimization/77283
5452 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5453 and ssa-iterators.h.
5454 (is_feasible_trace): Implement a cost model based on joiner
5457 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5460 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5461 char or short to __float128/_Float128 directly.
5463 2017-01-12 Martin Sebor <msebor@redhat.com>
5465 to -Wformat-overflow.
5466 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5467 (min_bytes_remaining): Same.
5468 (get_string_length): Same.
5469 (format_string): Same.
5470 (format_directive): Same.
5472 (pass_sprintf_length::handle_gimple_call): Same.
5474 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5476 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5477 info.nowrite calls with no lhs that can't throw. Return bool
5478 whether gsi_remove has been called or not.
5479 (pass_sprintf_length::handle_gimple_call): Return bool whether
5480 try_substitute_return_value called gsi_remove. Formatting fix.
5481 (pass_sprintf_length::execute): Don't use gsi_remove if
5482 handle_gimple_call returned true.
5485 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5486 be removed due to side-effects, don't remove following barrier nor
5487 turn the successor edge into fallthru edge.
5489 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5492 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5493 element-reversing loads and stores as not swappable.
5495 2017-01-12 Nathan Sidwell <nathan@acm.org>
5496 Nicolai Stange <nicstange@gmail.com>
5498 * combine.c (try_combine): Don't ignore result of overlap checking
5499 loop. Combine overlap & asm check into single loop.
5501 2017-01-12 Richard Biener <rguenther@suse.de>
5503 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5504 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5506 2017-01-12 Richard Biener <rguenther@suse.de>
5508 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5509 and TS_TARGET_OPTION directly derive from TS_BASE.
5510 * tree-core.h (tree_optimization_option): Derive from tree_base.
5511 (tree_target_option): Likewise.
5513 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5515 * config/i386/i386.c (memory_address_length): Increase len
5516 only when rip_relative_addr_p returns false.
5518 2017-01-11 Julia Koval <julia.koval@intel.com>
5520 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5521 (OPTION_MASK_ISA_SGX_SET): New.
5522 (ix86_handle_option): Handle OPT_msgx.
5523 * config.gcc: Added sgxintrin.h.
5524 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5525 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5526 * config/i386/i386.c (ix86_target_string): Add -msgx.
5528 (ix86_option_override_internal): Handle new options.
5529 (ix86_valid_target_attribute_inner_p): Add sgx.
5530 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5531 * config/i386/i386.opt: Add msgx.
5532 * config/i386/sgxintrin.h: New file.
5533 * config/i386/x86intrin.h: Add sgxintrin.h.
5535 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5538 * fold-const.c (maybe_nonzero_address): Return 1 for function
5540 (tree_single_nonzero_warnv_p): Don't handle function local objects
5544 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5547 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5550 * opts.c: Include "spellcheck.h"
5551 (struct string_fragment): New struct.
5552 (struct edit_distance_traits<const string_fragment &>): New
5554 (get_closest_sanitizer_option): New function.
5555 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5557 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5559 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5561 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5562 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5563 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5564 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5565 for initial die_offset if dwarf_split_debug_info.
5566 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5567 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5569 (output_skeleton_debug_sections): Formatting fix. Use
5570 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5571 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5573 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5575 * config/arm/cortex-a53.md: Add bypasses for
5577 (cortex_a53_r2f): Only use for transfers.
5578 (cortex_a53_f2r): Likewise.
5579 (cortex_a53_r2f_cvt): Add reservation for conversions.
5580 (cortex_a53_f2r_cvt): Likewise.
5582 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5584 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5585 to all inlined functions, change static to extern.
5587 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5590 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5592 (arm_assemble_integer): Likewise.
5594 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5596 * config.gcc: Use new awk script to check CPU, FPU and architecture
5597 parameters for --with-... options.
5598 * config/arm/parsecpu.awk: New file
5599 * config/arm/arm-cpus.in: New file.
5600 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5602 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5604 * config/arm/t-arm: Update dependency rules.
5605 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5606 of processing .def files.
5607 * config/arm/genopt.sh: Deleted.
5608 * config/arm/gentune.sh: Deleted.
5609 * config/arm/arm-cores.def: Deleted.
5610 * config/arm/arm-arches.def: Deleted.
5611 * config/arm/arm-fpus.def: Deleted.
5612 * config/arm/arm-tune.md: Regenerated.
5613 * config/arm/arm-tables.opt: Regenerated.
5614 * config/arm/arm-cpu.h: New generated file.
5615 * config/arm/arm-cpu-data.h: New generated file.
5616 * config/arm/arm-cpu-cdata.h: New generated file.
5618 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5621 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5623 (input_varpool_node): Unpack dynamically_initialized bit.
5625 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5627 PR rtl-optimization/79032
5628 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5629 the alignment of the adjusted memory reference against that of MODE,
5630 instead of the alignment of the original memory reference.
5632 2017-01-11 Martin Jambor <mjambor@suse.cz>
5634 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5636 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5637 decorated functions.
5639 2017-01-11 Richard Biener <rguenther@suse.de>
5641 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5642 set range/nonnull info for PHI results. Do not set it on
5643 stmts marked for removal.
5645 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5647 * expr.c (store_field): In the bitfield case, fetch the return value
5648 from the registers before applying a single big-endian adjustment.
5649 Always do a final load for a BLKmode value not larger than a word.
5651 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5654 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5655 that we correctly handle column numbers greater than
5656 LINE_MAP_MAX_COLUMN_NUMBER.
5658 2017-01-10 Martin Sebor <msebor@redhat.com>
5661 * gimple-ssa-sprintf.c (get_destination_size): Call
5662 {init,fini}object_sizes.
5663 * tree-object-size.c (addr_object_size): Adjust.
5664 (pass_through_call): Adjust.
5665 (pass_object_sizes::execute): Adjust.
5666 * tree-object-size.h (fini_object_sizes): Declare.
5668 2017-01-10 Martin Sebor <msebor@redhat.com>
5670 PR tree-optimization/78775
5671 * builtins.c (get_size_range): Move...
5672 * calls.c: ...to here.
5673 (alloc_max_size): Accept zero argument.
5674 (operand_signed_p): Remove.
5675 (maybe_warn_alloc_args_overflow): Call get_size_range.
5676 * calls.h (get_size_range): Declare.
5678 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5680 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5681 from TI's devices.csv file as of September 2016.
5682 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5684 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5686 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5687 * doc/invoke.texi: Likewise.
5688 * doc/md.texi: Likewise.
5689 * doc/objc.texi: Likewise.
5691 2017-01-10 Joshua Conner <joshconner@google.com>
5693 * config/arm/fuchsia-elf.h: New file.
5694 * config/fuchsia.h: New file.
5695 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5696 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5698 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5700 2016-01-10 Richard Biener <rguenther@suse.de>
5702 PR tree-optimization/79034
5703 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5704 Propagate out degenerate PHIs in the joiner.
5706 2017-01-10 Martin Liska <mliska@suse.cz>
5708 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5709 (sort_congruence_classes_by_decl_uid): Likewise.
5710 (sort_congruence_class_groups_by_decl_uid): Likewise.
5711 (sem_item_optimizer::merge_classes): Sort class, groups in these
5712 classes and members in the groups by DECL_UID of declarations.
5713 This would make merge operations stable.
5715 2017-01-10 Martin Liska <mliska@suse.cz>
5717 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5718 usage of m_classes_vec.
5719 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5720 (sem_item_optimizer::get_group_by_hash): Likewise.
5721 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5722 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5723 (sem_item_optimizer::verify_classes): Likewise.
5724 (sem_item_optimizer::process_cong_reduction): Likewise.
5725 (sem_item_optimizer::dump_cong_classes): Likewise.
5726 (sem_item_optimizer::merge_classes): Likewise.
5727 * ipa-icf.h (congruence_class_hash): Rename from
5728 congruence_class_group_hash. Remove declaration of m_classes_vec.
5730 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5732 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5733 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5734 * config.gcc: Add avx512vpopcntdqintrin.h.
5735 * config/i386/avx512vpopcntdqintrin.h: New.
5736 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5737 * config/i386/i386-builtin-types.def: Add new types.
5738 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5739 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5740 __builtin_ia32_vpopcountq_v8di_mask): New.
5741 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5742 __AVX512VPOPCNTDQ__.
5743 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5744 (PTA_AVX512VPOPCNTDQ): Define.
5745 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5746 TARGET_AVX512VPOPCNTDQ_P): Define.
5747 * config/i386/i386.opt: Add mavx512vpopcntdq.
5748 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5749 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5751 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5754 * predict.def (PRED_CALL): Set to 67.
5756 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5758 * expr.c (store_field): In the bitfield case, if the value comes from
5759 a function call and is of an aggregate type returned in registers, do
5760 not modify the field mode; extract the value in all cases if the mode
5761 is BLKmode and the size is not larger than a word.
5763 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5766 * config/i386/cpuid.h: Fix undefined behavior.
5768 2017-01-04 Jeff Law <law@redhat.com>
5770 PR tree-optimization/79007
5771 PR tree-optimization/67955
5772 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5773 conservative for pt.null when flag_non_call_exceptions is on.
5775 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5777 PR translation/79019
5778 PR translation/79020
5779 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5780 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5781 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5783 * config/avr/avr.opt (maccumulate-args): Likewise.
5784 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5785 * common.opt (freport-bug): Likewise.
5786 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5787 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5788 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5789 translatable string.
5790 * config/i386/i386.c (function_value_32): Likewise.
5791 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5792 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5794 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5795 * common/config/msp430/msp430-common.c (msp430_handle_option):
5797 * symtab.c (symtab_node::verify_base): Likewise.
5798 * opts.c (set_debug_level): Likewise.
5799 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5800 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5801 missing whitespace to translatable strings.
5802 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5803 * config/sh/superh.h: Likewise.
5804 * config/i386/xopintrin.h: Likewise.
5805 * config/i386/znver1.md: Likewise.
5806 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5807 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5808 * double-int.h (struct double_int): Likewise.
5809 * double-int.c (div_and_round_double): Likewise.
5810 * wide-int.cc: Likewise.
5811 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5812 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5813 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5814 (crossjumps_occurred): ... this.
5815 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5818 PR tree-optimization/78899
5819 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5820 returning bool return struct loop *, NULL for failure and the new
5822 (versionable_outer_loop_p): Don't version outer loop if it has
5823 dont_vectorized bit set.
5824 (tree_if_conversion): When versioning outer loop, ensure
5825 tree_if_conversion is performed also on the inner loop of the
5826 non-vectorizable outer loop copy.
5827 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5828 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5829 prevent vectorization of it.
5830 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5831 the outer loop vectorization of the non-scalar version is attempted
5832 before vectorization of the inner loop in scalar version. If
5833 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5834 vectorization of its inner loop.
5835 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5836 has 2 inner loops, rename also on edges from bb whose single pred
5837 is outer_loop->header. Fix typo in function comment.
5839 2017-01-09 Martin Sebor <msebor@redhat.com>
5842 * asan.c (asan_emit_stack_protection): Increase local buffer size
5843 to avoid snprintf truncation warning.
5845 2017-01-09 Andrew Pinski <apinski@cavium.com>
5847 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5848 to reference thunderx2t99 for the tuning structure
5849 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5851 (thunderx2t99_extra_costs): This.
5852 * config/aarch64/aarch64-tune.md: Regenerate.
5853 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5854 (vulcan_addrcost_table): This.
5855 (vulcan_regmove_cost): Rename to ...
5856 (thunderx2t99_regmove_cost): This.
5857 (vulcan_vector_cost): Rename to ...
5858 (thunderx2t99_vector_cost): this.
5859 (vulcan_branch_cost): Rename to ...
5860 (thunderx2t99_branch_cost): This.
5861 (vulcan_tunings): Rename to ...
5862 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5863 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5865 2017-01-09 Martin Jambor <mjambor@suse.cz>
5869 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5870 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5871 (propagate_vr_accross_jump_function): Use the above function for all
5872 value range computations for pass-through jump functions and type
5873 converasion from explicit value range values.
5874 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5875 parameters from TYPE_ARG_TYPES.
5876 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5877 (ipa_write_node_info): Stream type of the actual argument.
5878 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5880 2017-01-09 Martin Liska <mliska@suse.cz>
5883 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5884 (lookup_compiler): Do not show error message with have_E.
5886 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5888 PR tree-optimization/78938
5889 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5890 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5891 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5892 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5895 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5897 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5900 2017-01-09 Richard Biener <rguenther@suse.de>
5902 PR tree-optimization/78997
5903 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5904 name condition properly.
5906 2017-01-09 Richard Biener <rguenther@suse.de>
5909 * dwarf2out.c (is_cxx): New overload with context.
5910 (is_naming_typedef_decl): Use it.
5912 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5914 * invoke.texi (Option Summary): Correct spacing in option lists
5915 and add line breaks to fix over-long lines.
5917 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5921 * extend.texi (Common Variable Attributes): Add xref to GCC
5922 Internals manual to explain mode attribute keywords.
5924 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5927 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5928 and Preprocessor Options.
5929 (Options for Linking): Document -pthread here....
5930 (RS/6000 and PowerPC Options): ...not here.
5931 (Solaris 2 Options): ...or here.
5932 * doc/cppopts.texi: Document -pthread.
5934 2017-01-08 Martin Sebor <msebor@redhat.com>
5937 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5938 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5939 New member functions.
5940 (format_directive): Used them.
5942 (pass_sprintf_length::handle_gimple_call): Same.
5943 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5944 to avoid truncation for any argument.
5945 (extract_affine_mul): Same.
5946 * tree.c (get_file_function_name): Same.
5948 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5951 * predict.def (PRED_INDIR_CALL): Set to 86.
5953 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5955 PR preprocessor/54124
5956 * doc/cppopts.texi: Reformat -d subtable to list the full name
5957 of the options. Add cross-reference to the docs for the general
5958 compiler -d options.
5959 * doc/invoke.texi (Developer Options): Add cross-reference to the
5960 preprocessor-specific -d option documentation.
5962 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5964 PR preprocessor/13498
5965 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5966 redudant material, and reflect new command-line options.
5967 (System Headers): Likewise.
5969 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5971 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5972 -isystem, and -idirafter. Copy-edit.
5973 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5974 default for -ftrack-macro-expansion. Delete obsolete and
5975 badly-formatted implementation details about -fdebug-cpp output.
5976 * doc/cppwarnopts.texi: Copy-edit.
5978 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5981 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5982 that the transition from a max line width >= 1<<10 to narrower
5983 lines works correctly.
5985 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5987 * doc/options.texi (PerFunction): New.
5988 * opt-functions.awk (switch_flags): Map both Optimization and
5989 PerFunction to CL_OPTIMIZATION.
5990 * opth-gen.awk: Test for PerFunction flag along with
5992 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5993 it only when the latter is present. Skip those that don't in
5994 the hash function generator.
5995 * common.opt (fvar-tracking): Mark as PerFunction instead of
5997 (fvar-tracking-assignments): Likewise.
5998 (fvar-tracking-assignments-toggle): Likewise.
5999 (fvar-tracking-uninit): Likewise.
6001 2017-01-07 Jakub Jelinek <jakub@redhat.com>
6003 PR translation/79018
6004 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
6007 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
6010 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
6011 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
6012 TARGET_LONG_JUMP_TABLE_OFFSETS.
6013 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6014 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6015 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
6016 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
6017 * config/m68k/m68k.md (tablejump expander): Likewise.
6018 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
6019 TARGET_LONG_JUMP_TABLE_OFFSETS.
6020 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
6021 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
6023 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
6024 David Holsgrove <david.holsgrove@xilinx.com>
6026 * common/config/microblaze/microblaze-common.c
6027 (TARGET_EXCEPT_UNWIND_INFO): Remove.
6028 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
6030 * config/microblaze/microblaze.c (microblaze_must_save_register)
6031 (microblaze_expand_epilogue, microblaze_return_addr): Handle
6033 (microblaze_eh_return): New function.
6034 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
6035 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
6036 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
6037 * config/microblaze/microblaze.md (eh_return): New pattern.
6039 2017-01-06 Jakub Jelinek <jakub@redhat.com>
6041 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
6042 GCC_DIAGNOSTIC_STRINGIFY): Define.
6044 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
6046 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6048 * config/arm/arm.md (<mcrr>): New.
6050 * config/arm/arm.c (arm_arch5te): New.
6051 (arm_option_override): Set arm_arch5te.
6052 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
6054 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
6055 (arm_mcrr_qualifiers): ... this. New.
6056 (MRRC_QUALIFIERS): Define to...
6057 (arm_mrrc_qualifiers): ... this. New.
6058 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
6060 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
6061 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
6062 (MRRCI, mrrc, MRRC): New.
6063 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
6064 VUNSPEC_MRRC2): New.
6066 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6068 * config/arm/arm.md (<mcr>): New.
6070 * config/arm/arm.c (arm_coproc_builtin_available): Add
6071 support for mcr, mrc, mcr2 and mrc2.
6072 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
6073 (arm_mcr_qualifiers): ... this. New.
6074 (MRC_QUALIFIERS): Define to ...
6075 (arm_mrc_qualifiers): ... this. New.
6076 (MCR_QUALIFIERS): Define to ...
6077 (arm_mcr_qualifiers): ... this. New.
6078 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
6080 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
6081 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
6082 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
6085 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6087 * config/arm/arm.md (*ldc): New.
6091 * config/arm/arm.c (arm_coproc_builtin_available): Add
6092 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
6093 (arm_coproc_ldc_stc_legitimate_address): New.
6094 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
6095 'qualifier_const_pointer'.
6096 (LDC_QUALIFIERS): Define to...
6097 (arm_ldc_qualifiers): ... this. New.
6098 (STC_QUALIFIERS): Define to...
6099 (arm_stc_qualifiers): ... this. New.
6100 * config/arm/arm-protos.h
6101 (arm_coproc_ldc_stc_legitimate_address): New.
6102 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
6103 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
6104 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
6105 stc2, stcl, stc2l): New.
6106 * config/arm/constraints.md (Uz): New.
6107 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
6108 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
6109 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
6110 VUNSPEC_STC2L): New.
6112 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6114 * config/arm/arm.md (<cdp>): New.
6115 * config/arm/arm.c (neon_const_bounds): Rename this ...
6116 (arm_const_bounds): ... this.
6117 (arm_coproc_builtin_available): New.
6118 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
6119 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
6120 (CDP_QUALIFIERS): Define to...
6121 (arm_cdp_qualifiers): ... this. New.
6123 (arm_expand_builtin_args): Add case for 6 arguments.
6124 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
6125 (arm_const_bounds): ... this.
6126 (arm_coproc_builtin_available): New.
6127 * config/arm/arm_acle.h (__arm_cdp): New.
6129 * config/arm/arm_acle_builtins.def (cdp): New.
6131 * config/arm/iterators.md (CDPI,CDP,cdp): New.
6132 * config/arm/neon.md: Rename all 'neon_const_bounds' to
6134 * config/arm/types.md (coproc): New.
6135 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
6136 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
6137 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
6138 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
6140 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6142 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
6143 (UBINOP_QUALIFIERS): New.
6145 (acle_builtin_data): New. Change comment.
6146 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
6147 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
6148 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
6149 arm_acle_builtins.def.
6150 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
6151 (arm_init_acle_builtins): New.
6152 (CRC32_BUILTIN): Remove.
6153 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
6154 crc32cb, crc32ch and crc32cw.
6155 (arm_init_crc32_builtins): Remove.
6156 (arm_init_builtins): Use arm_init_acle_builtins rather
6157 than arm_init_crc32_builtins.
6158 (arm_expand_acle_builtin): New.
6159 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
6160 * config/arm/arm_acle_builtins.def: New.
6162 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6164 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
6165 (arm_builtin_datum): ... this.
6166 (arm_init_neon_builtin): Rename to ...
6167 (arm_init_builtin): ... this. Add a new parameters PREFIX
6168 and USE_SIG_IN_NAME.
6169 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
6170 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
6171 'arm_builtin_datum'.
6172 (arm_init_vfp_builtins): Likewise.
6173 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
6174 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
6175 (arm_expand_neon_args): Rename to ...
6176 (arm_expand_builtin_args): ... this. Rename builtin_arg
6177 enum values and differentiate between ARG_BUILTIN_MEMORY
6178 and ARG_BUILTIN_NEON_MEMORY.
6179 (arm_expand_neon_builtin_1): Rename to ...
6180 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
6181 values, arm_expand_builtin_args and add bool parameter NEON.
6182 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
6183 (arm_expand_vfp_builtin): Likewise.
6184 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
6186 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6189 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
6190 * predict.c (tree_estimate_probability_bb): Reverse direction of
6191 polymorphic call predictor.
6193 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6195 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6196 (determine_pass_name_match): ...this new function and...
6197 (should_skip_pass_p): ...this new function.
6199 2017-01-06 Nathan Sidwell <nathan@acm.org>
6201 * ipa-visibility.c (function_and_variable_visibility): Reformat
6202 comments and long lines. Remove extrneous if.
6203 * symtab.c (symtab_node::make_decl_local): Fix code format.
6204 (symtab_node::set_section_for_node): Fix comment typo.
6206 2017-01-06 Martin Liska <mliska@suse.cz>
6209 * lra-constraints.c: Rename invariant to lra_invariant.
6210 * predict.c (set_even_probabilities): Initialize e to NULL.
6212 2017-01-05 Martin Sebor <msebor@redhat.com>
6214 PR tree-optimization/78910
6215 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6216 (format_integer): Correct off-by-one error in the handling
6217 of precision with negative numbers in signed conversions..
6219 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6221 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6223 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6225 PR tree-optimization/71016
6226 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6227 factor_out_conditional_conversion. Formatting fix.
6228 (factor_out_conditional_conversion): Add cond_stmt argument.
6229 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6230 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6233 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6235 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6236 read-rtl-function.o, and selftest-rtl.o.
6237 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6238 (selftest::aarch64_test_loading_full_dump): New function.
6239 (selftest::aarch64_run_selftests): New function.
6240 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6241 selftest::aarch64_run_selftests.
6242 * config/i386/i386.c
6243 (selftest::ix86_test_loading_dump_fragment_1): New function.
6244 (selftest::ix86_test_loading_call_insn): New function.
6245 (selftest::ix86_test_loading_full_dump): New function.
6246 (selftest::ix86_test_loading_unspec): New function.
6247 (selftest::ix86_run_selftests): Call the new functions.
6248 * emit-rtl.c (maybe_set_max_label_num): New function.
6249 * emit-rtl.h (maybe_set_max_label_num): New decl.
6250 * function.c (instantiate_decls): Guard call to
6251 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6252 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6254 * gensupport.c (gen_reader::gen_reader): Pass "false"
6255 for new "compact" param of rtx_reader.
6256 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6257 rather than an empty string for NULL strings.
6258 * read-md.c: Potentially include config.h rather than bconfig.h.
6259 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6260 (have_error): New global, copied from errors.c.
6261 (md_reader::read_name): Rename to...
6262 (md_reader::read_name_1): ...this, adding "out_loc" param,
6263 and converting "missing name or number" to returning false, rather
6265 (md_reader::read_name): Reimplement in terms of read_name_1.
6266 (md_reader::read_name_or_nil): New function.
6267 (md_reader::read_string): Handle "(nil)" by returning NULL.
6268 (md_reader::md_reader): Add new param "compact".
6269 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6270 (md_reader::read_file): New method.
6271 * read-md.h (md_reader::md_reader): Add new param "compact".
6272 (md_reader::read_file): New method.
6273 (md_reader::is_compact): New accessor.
6274 (md_reader::read_name): Convert return type from void to file_location.
6275 (md_reader::read_name_or_nil): New decl.
6276 (md_reader::read_name_1): New decl.
6277 (md_reader::m_compact): New field.
6278 (noop_reader::noop_reader): Pass "false" for new "compact" param
6280 (rtx_reader::rtx_reader): Add new "compact" param.
6281 (rtx_reader::read_rtx_operand): Make virtual and convert return
6282 type from void to rtx.
6283 (rtx_reader::read_until): New decl.
6284 (rtx_reader::handle_any_trailing_information): New virtual function.
6285 (rtx_reader::postprocess): New virtual function.
6286 (rtx_reader::finalize_string): New virtual function.
6287 (rtx_reader::m_in_call_function_usage): New field.
6288 (rtx_reader::m_reuse_rtx_by_id): New field.
6289 * read-rtl-function.c: New file.
6290 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6291 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6292 (selftest::verify_three_block_rtl_cfg): New decl.
6293 * read-rtl-function.h: New file.
6294 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6295 For host, include function.h, memmodel.h, and emit-rtl.h.
6296 (one_time_initialization): New function.
6297 (struct compact_insn_name): New struct.
6298 (compact_insn_names): New array.
6299 (find_code): Handle insn codes in compact dumps.
6300 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6301 (bind_subst_iter_and_attr): Likewise.
6302 (add_condition_to_string): Likewise.
6303 (add_condition_to_rtx): Likewise.
6304 (apply_attribute_uses): Likewise.
6305 (add_current_iterators): Likewise.
6306 (apply_iterators): Likewise.
6307 (initialize_iterators): Guard usage of apply_subst_iterator with
6308 #ifdef GENERATOR_FILE.
6309 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6310 (md_reader::read_mapping): Likewise.
6311 (add_define_attr_for_define_subst): Likewise.
6312 (add_define_subst_attr): Likewise.
6313 (read_subst_mapping): Likewise.
6314 (check_code_iterator): Likewise.
6315 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6317 (one_time_initialization): New function.
6318 (rtx_reader::read_until): New method.
6319 (read_flags): New function.
6320 (parse_reg_note_name): New function.
6321 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6322 Handle reuse_rtx ids.
6323 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6324 Add parsing support for RTL dumps, mirroring the special-cases in
6325 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6326 values, and calling handle_any_trailing_information.
6327 (rtx_reader::read_rtx_operand): Convert return type from void
6328 to rtx, returning return_rtx. Handle case 'e'. Call
6329 finalize_string on XSTR and XTMPL fields.
6330 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6331 "(nil)" values were omitted. Call the postprocess vfunc on the
6333 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6334 class ctor. Initialize m_in_call_function_usage. Call
6335 one_time_initialization.
6336 * rtl-tests.c (selftest::test_uncond_jump): Call
6337 set_new_first_and_last_insn.
6338 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6339 * selftest-rtl.c: New file.
6340 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6341 (selftest::get_insn_by_uid): New decl.
6342 * selftest-run-tests.c (selftest::run_tests): Call
6343 read_rtl_function_c_tests.
6344 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6345 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6348 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6350 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6351 operands in a special way. Assert that pos+len <= mode precision.
6353 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6355 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6356 3 argument Alias with unlimited for the negative form.
6357 (fno-vect-cost-model): Removed.
6359 2017-01-05 Martin Liska <mliska@suse.cz>
6361 * hsa-gen.c (gen_hsa_divmod): New function.
6362 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6364 2017-01-05 Martin Liska <mliska@suse.cz>
6367 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6370 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6372 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6373 small constant length operands.
6375 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6377 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6378 between loop iterations.
6380 2017-01-05 Martin Liska <mliska@suse.cz>
6383 * gimplify.c (gimplify_decl_expr): Compare to
6384 asan_poisoned_variables instread of checking flags.
6385 (gimplify_target_expr): Likewise.
6386 (gimplify_expr): Likewise.
6387 (gimplify_function_tree): Conditionally initialize
6388 asan_poisoned_variables.
6390 2017-01-04 Jeff Law <law@redhat.com>
6392 PR tree-optimizatin/78812
6393 * rtl.h (contains_mem_rtx_p): Prototype.
6394 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6395 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6396 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6397 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6398 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6400 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6402 * input.c (assert_char_at_range): Default-initialize actual_range.
6404 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6406 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6407 to match the caller.
6409 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6411 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6412 insns after final jump in test to emit dummy move.
6414 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6416 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6417 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6419 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6421 * multiple_target.c (create_dispatcher_calls): Init e_next.
6422 * tree-ssa-loop-split.c (split_loop): Init border.
6423 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6426 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6431 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6432 (altivec_register_operand): Do not return true if the operand
6433 contains a SUBREG mixing SImode and SFmode.
6434 (vsx_register_operand): Likewise.
6435 (vsx_reg_sfsubreg_ok): New predicate.
6436 (vfloat_operand): Do not return true if the operand contains a
6437 SUBREG mixing SImode and SFmode.
6438 (vint_operand): Likewise.
6439 (vlogical_operand): Likewise.
6440 (gpc_reg_operand): Likewise.
6441 (int_reg_operand): Likewise.
6442 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6443 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6444 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6446 (rs6000_emit_move_si_sf_subreg): New helper function.
6447 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6448 fixup SUBREGs involving SImode and SFmode.
6449 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6450 numbers for the new peephole2 optimization.
6451 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6452 the GLIBC math library that do AND/IOR/XOR operations on single
6453 precision floating point.
6454 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6455 target macros to say whether we need to avoid SUBREGs mixing
6457 (TARGET_ALLOW_SF_SUBREG): Likewise.
6458 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6459 (UNSPEC_SI_FROM_SF): Likewise.
6460 (iorxor): Change spacing.
6461 (and_ior_xor): New iterator for AND, IOR, and XOR.
6462 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6463 (movdi_from_sf_zero_ext): Likewise.
6464 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6465 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6466 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6467 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6468 (fms<mode>4): Likewise.
6469 (fnma<mode>4): Likewise.
6470 (fnms<mode>4): Likewise.
6471 (nfma<mode>4): Likewise.
6472 (nfms<mode>4): Likewise.
6474 2017-01-04 Marek Polacek <polacek@redhat.com>
6477 * doc/invoke.texi: Document -Wpointer-compare.
6479 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6481 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6484 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6485 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6488 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6491 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6492 documentation of the powerpc_popcntb_ok attribute.
6493 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6494 code to issue warning messages if a requested CPU configuration is
6495 not supported by the binary (assembler and loader) toolchain.
6496 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6497 made to define a built-in function that has been disabled.
6498 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6499 made to define a built-in function that has been disabled.
6500 (altivec_init_builtins): Add comment explaining why definition
6501 of the DST built-in functions is not preceded by an assertion
6502 check. Add assertions to prevent ICE if attempts are made to
6503 define an altivec predicate or an abs* built-in function that has
6505 (htm_init_builtins): Add comment explaining why definition of the
6506 htm built-in functions is not preceded by an assertion check.
6508 2017-01-04 Jeff Law <law@redhat.com>
6510 PR tree-optimizatin/67955
6511 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6512 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6513 the points-to solution does not include pt_null. Use DECL_PT_UID
6516 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6519 Use gen_int_mode instead of gen_lopwart for const_int operands.
6521 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6523 PR tree-optimization/71563
6524 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6525 out of range value - has low bits known to be zero.
6527 2017-01-04 Alan Modra <amodra@gmail.com>
6529 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6530 * configure: Regenerate.
6531 * config.in: Regenerate.
6533 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6536 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6537 a substring of the message, but strcmp with the whole message. Ifdef
6538 ENABLE_NLS, translate the message first using dgettext.
6540 2017-01-03 Jeff Law <law@redhat.com>
6542 PR tree-optimizatin/78856
6543 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6544 (mark_threaded_blocks): Remove code to truncate thread paths that
6545 cross multiple loop headers. Instead invalidate the cached loop
6546 iteration information and handle case of a thread path walking
6547 into an irreducible region.
6549 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6552 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6553 assertions. Add support for doing the signbit if the IEEE 128-bit
6554 floating point value is in a GPR.
6555 * config/rs6000/rs6000.md (Fsignbit): Delete.
6556 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6557 Update the length attribute if the value is in a GPR.
6558 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6559 the sign or zero extension instruction, since the value is always 0/1.
6560 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6563 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6564 extracting SImode to a GPR register so that we can generate a
6565 store, limit the vector to be in a traditional Altivec register
6566 for the vextuwrx instruction.
6568 2017-01-03 Ian Lance Taylor <iant@google.com>
6570 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6572 2017-01-03 Martin Sebor <msebor@redhat.com>
6574 PR tree-optimization/78696
6575 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6576 precision. Use MPFR for %f for greater fidelity. Correct handling
6578 (pass_sprintf_length::compute_format_length): Set width and precision
6579 specified by asrerisk to void_node for vararg functions.
6580 (try_substitute_return_value): Adjust dump output.
6582 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6584 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6586 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6588 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6589 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6590 -mlra/-mno-lra was passed to the compiler.
6592 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6594 PR rtl-optimization/65618
6595 * emit-rtl.c (try_split): Move initialization of "before" and
6596 "after" to just before the call to emit_insn_after_setloc.
6598 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6600 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6602 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6604 * dwarf2out.c (gen_enumeration_type_die): When
6605 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6607 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6609 PR tree-optimization/78965
6610 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6611 Change first argument from const call_info & to call_info &. For %n
6612 set info.nowrite to false.
6615 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6616 possibly throwing calls.
6618 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6619 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6620 and fns handling, rather than in a separate case SSA_NAME.
6622 2017-01-02 Jeff Law <law@redhat.com>
6624 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6625 fixes for first_period and second_period variables.
6627 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6630 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6631 (*insvqi_1): New insn pattern.
6632 (*insvqi_1_mem_rex64): Ditto.
6634 (*insvqi_3): Rename from *insvqi.
6636 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6638 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6640 * doc/cfg.texi (Edges): Remove reference to Java.
6641 (Maintaining the CFG): Ditto.
6643 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6646 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6647 transparent aliases.
6649 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6652 * predict.def (PRED_CALL): Update hitrate.
6653 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6654 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6655 into direct/indirect/polymorphic variants.
6657 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6659 Update copyright years.
6661 * gcc.c (process_command): Update copyright notice dates.
6662 * gcov-dump.c (print_version): Ditto.
6663 * gcov.c (print_version): Ditto.
6664 * gcov-tool.c (print_version): Ditto.
6665 * gengtype.c (create_file): Ditto.
6666 * doc/cpp.texi: Bump @copying's copyright year.
6667 * doc/cppinternals.texi: Ditto.
6668 * doc/gcc.texi: Ditto.
6669 * doc/gccint.texi: Ditto.
6670 * doc/gcov.texi: Ditto.
6671 * doc/install.texi: Ditto.
6672 * doc/invoke.texi: Ditto.
6674 Copyright (C) 2017 Free Software Foundation, Inc.
6676 Copying and distribution of this file, with or without modification,
6677 are permitted in any medium without royalty provided the copyright
6678 notice and this notice are preserved.