1 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
5 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8 * doc/md.texi (Constraints): Document wA constraint.
9 * config/rs6000/constraints.md (wA): New.
10 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
11 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
12 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
13 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
15 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
18 * gimplify.c (is_oacc_declared): New function.
19 (oacc_default_clause): Use it to set default flags for acc declared
20 variables inside parallel regions.
21 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
23 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
24 declare attribute to any decl as necessary.
26 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
29 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
30 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
31 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
32 (arm_arch_lpae): This.
33 * config/arm/arm.c (arm_arch7ve): Rename into ...
34 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
35 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
38 2017-03-22 Martin Liska <mliska@suse.cz>
41 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
42 error message instead of an ICE.
44 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
46 * doc/extend.texi (6.11 Additional Floating Types): Revise.
48 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
50 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
52 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
55 2017-03-21 Martin Sebor <msebor@redhat.com>
57 * doc/extend.texi: Use "cannot" instead of "can't."
58 * doc/hostconfig.texi: Same.
59 * doc/install.texi: Same.
60 * doc/invoke.texi: Same.
61 * doc/loop.texi: Same.
63 * doc/objc.texi: Same.
66 * doc/tm.texi.in: Same.
67 * doc/trouble.texi: Same.
69 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
72 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
73 (collect_checksum_attributes): Set it.
74 (die_checksum_ordered): Use it.
76 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
78 PR tree-optimization/79908
79 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
80 change: For a VA_ARG whose LHS has been cast away, use
81 force_gimple_operand to construct the side effects.
83 2017-03-21 David Malcolm <dmalcolm@redhat.com>
86 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
87 more amenable to translation.
88 (oacc_loop_auto_partitions): Likewise.
90 2017-03-21 Marek Polacek <polacek@redhat.com>
91 Martin Sebor <msebor@redhat.com>
93 PR tree-optimization/80109
94 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
97 2017-03-21 Jakub Jelinek <jakub@redhat.com>
98 Segher Boessenkool <segher@kernel.crashing.org>
101 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
102 check reg_used_between_p between insn and one of succ or succ2
103 depending on if succ is artificial insn not inserted into insn
106 2017-03-21 Martin Liska <mliska@suse.cz>
108 PR gcov-profile/80081
109 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
110 * doc/gcc.texi: Include gcov-dump stuff.
111 * doc/gcov-dump.texi: New file.
113 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
115 PR rtl-optimization/79150
116 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
117 conditional jump, if the jump is the last insn of the loop.
119 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
120 Richard Biener <rguenth@suse.com>
122 PR tree-optimization/79908
123 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
124 been cast away, use force_gimple_operand to construct the side
127 2017-03-21 Martin Liska <mliska@suse.cz>
130 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
133 2017-03-21 Brad Spengler <spender@grsecurity.net>
136 * plugin.c (htab_hash_plugin): New function.
137 (add_new_plugin): Use it and adjust.
138 (parse_plugin_arg_opt): Adjust.
139 (init_one_plugin): Likewise.
141 2017-03-21 Richard Biener <rguenther@suse.de>
143 PR tree-optimization/80032
144 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
145 if set force the cleanup to happen unconditionally.
146 (gimplify_target_expr): Push inserted clobbers with force_uncond
147 to avoid them being removed by control-dependent DCE.
149 2017-03-21 Richard Biener <rguenther@suse.de>
151 PR tree-optimization/80122
152 * tree-inline.c (copy_bb): Do not expans va-arg packs or
153 va_arg_pack_len when the inlined call stmt requires pack
155 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
157 2017-03-21 Jakub Jelinek <jakub@redhat.com>
160 * tsan.c (instrument_builtin_call): If the memory model argument
161 is not a constant, assume it is valid.
164 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
167 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
169 PR rtl-optimization/79910
170 * combine.c (can_combine_p): Do not allow combining an I0 or I1
171 if its dest is used by an insn before I2 (other than the combined
172 insns themselves, which are properly handled already).
174 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
177 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
179 * combine.c (record_used_regs): New static function.
180 (try_combine): Handle situations where there is an additional
181 instruction between I2 and I3 which needs to have a LOG_LINK
185 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
187 * combine.c (try_combine): Delete redundant i1 test. Call
188 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
190 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
193 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
196 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
198 PR tree-optimization/80054
199 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
200 the optimization if a PHI or any of its arguments is not dominated
201 by the candidate's basis. Use gphi* rather than gimple* as
203 (replace_profitable_candidates): Clean up a gimple* variable that
204 should be a gphi* variable.
206 2017-03-20 Martin Sebor <msebor@redhat.com>
209 * doc/extend.texi (attribute constructor): Document present limitation.
211 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
214 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
215 __POWER9_VECTOR__ #ifdef control, change template definition to
216 use Power9-specific built-in function.
217 (vec_any_eq): Likewise.
218 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
219 to control outcomes from this test.
220 (vector_ae_<mode>p): For VEC_F modes, likewise.
222 2017-03-20 Ian Lance Taylor <iant@google.com>
224 * config/i386/i386.c (ix86_function_regparm): Save an extra
225 register for -fsplit-stack with DECL_STATIC_CHAIN.
227 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
230 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
231 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
233 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
235 * config/riscv/riscv.c (riscv_print_operand): Use "fence
237 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
240 2017-03-20 Marek Polacek <polacek@redhat.com>
243 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
245 2017-03-20 Richard Biener <rguenther@suse.de>
247 PR tree-optimization/80113
248 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
249 allocate extra SSA name for PHI def.
250 (add_close_phis_to_outer_loops): Likewise.
251 (add_close_phis_to_merge_points): Likewise.
252 (copy_loop_close_phi_args): Likewise.
253 (copy_cond_phi_nodes): Likewise.
255 2017-03-20 Martin Liska <mliska@suse.cz>
258 * tree-chkp.c (chkp_build_returned_bound): Do not build
259 returned bounds for a LHS that's not a BOUNDED_P type.
261 2017-03-20 Martin Liska <mliska@suse.cz>
265 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
266 COMPLEX_CST and VECTOR_CST.
268 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
271 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
272 target operand. A new splitter adds the clobber statement in case
273 the target operand is dead anyway.
275 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
277 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
278 to age-old versions of binutils and glibc.
280 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
282 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
284 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
286 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
288 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
290 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
291 requirement for binutils 2.13.
293 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
295 * combine.c (try_combine): Delete redundant i1 test. Call
296 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
298 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
300 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
301 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
303 <riscv64-*-elf>: Re-arrange section
304 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
305 <riscv32-*-linux>: Likewise.
306 <riscv64-*-elf>: Likewise
307 <riscv64-*-linux>: Likewise.
309 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
312 * aarch64.opt(verbose-cost-dump): Fix typo.
314 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
317 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
318 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
320 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
322 * reload.c (find_reloads): When reloading a nonoffsettable address,
323 use RELOAD_OTHER for it and its address reloads.
325 PR rtl-optimization/79910
326 * combine.c (record_used_regs): New static function.
327 (try_combine): Handle situations where there is an additional
328 instruction between I2 and I3 which needs to have a LOG_LINK
331 2017-03-17 Jeff Law <law@redhat.com>
333 PR tree-optimization/71437
334 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
335 conditional in the hash table first.
336 (vrp_dom_walker::before_dom_children): Extract condition from
337 ASSERT_EXPR. Record condition, its inverion and any implied
340 2017-03-17 Marek Polacek <polacek@redhat.com>
341 Markus Trippelsdorf <markus@trippelsdorf.de>
343 PR tree-optimization/80079
344 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
347 2017-03-17 Richard Biener <rguenther@suse.de>
350 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
351 Properly verify the LHS before the RHS possibly claims to be
353 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
356 2017-03-17 Martin Jambor <mjambor@suse.cz>
358 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
359 (List of -O2 options): Likewise.
360 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
363 2017-03-17 Tom de Vries <tom@codesourcery.com>
365 * gcov-dump.c (print_usage): Print bug_report_url.
367 2017-03-17 Richard Biener <rguenther@suse.de>
370 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
371 (parser::peek): Likewise.
373 2017-03-17 Richard Biener <rguenther@suse.de>
375 PR tree-optimization/80048
376 * sese.c (free_sese_info): Properly release rename_map and
377 copied_bb_map elements.
379 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
381 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
382 Add linked-list forward and backlinks. Insert on
383 construction, remove on destruction.
384 (class pass_store_merging): Add m_stores_head field.
385 (pass_store_merging::terminate_and_process_all_chains):
386 Iterate over m_stores_head list.
387 (pass_store_merging::terminate_all_aliasing_chains):
389 (pass_store_merging::execute): Check for debug stmts first.
390 Push new chains onto the m_stores_head stack.
392 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
395 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
396 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
397 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
399 2017-03-16 Jeff Law <law@redhat.com>
401 PR tree-optimization/71437
402 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
403 member function. Implementation moved into after_dom_children
404 member function and into the threader's thread_outgoing_edges
406 (dom_opt_dom_walker::after_dom_children): Simplify by moving
407 some code into new thread_outgoing_edges.
408 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
409 definition. Simplify marker handling (do it here). Assume we always
410 have the available expression and the const/copies tables.
411 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
413 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
414 * tree-vrp.c (equiv_stack): No longer file scoped.
415 (vrp_dom_walker): New class.
416 (vrp_dom_walker::before_dom_children): New member function.
417 (vrp_dom_walker::after_dom_children): Likewise.
418 (identify_jump_threads): Setup domwalker. Use it rather than
419 walking edges in a random order by hand. Simplify setup/finalization.
420 (finalize_jump_threads): Remove.
421 (vrp_finalize): Do not call identify_jump_threads here.
422 (execute_vrp): Do it here instead and call thread_through_all_blocks
425 PR tree-optimization/71437
426 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
428 (simplify_stmt_for_jump_threading): Add basic_block argument. All
430 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
431 (dom_opt_dom_walker::thread_across_edge): Remove
432 handle_dominating_asserts argument. All callers changed.
433 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
434 changes. Remove calls to lhs_of_dominating_assert. Other
435 uses of handle_dominating_asserts turn into unconditional code
436 (simplify_control_stmt_condition_1): Likewise.
437 (simplify_control_stmt_condition): Likewise.
438 (thread_through_normal_block, thread_across_edge): Likewise.
439 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
440 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
441 object if it is not an SSA_NAME.
442 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
443 before calling into the VRP specific simplifiers.
444 (identify_jump_threads): Remove handle_dominating_asserts
447 2017-03-16 Jakub Jelinek <jakub@redhat.com>
450 * tree-diagnostic.c (default_tree_printer): No longer static.
451 * tree-diagnostic.h (default_tree_printer): New prototype.
453 2017-03-16 Tamar Christina <tamar.christina@arm.com>
455 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
456 Change ins into fmov.
458 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
460 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
461 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
462 Use h_con constraint for operand 1.
463 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
464 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
466 2017-03-15 Jeff Law <law@redhat.com>
468 PR tree-optimization/71437
469 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
470 (record_temporary_equivalences): Use it.
472 PR tree-optimization/71437
473 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
474 tree-ssa-scopedtables.
475 (lookup_avail_expr, build_and_record_new_cond): Likewise.
476 (record_conditions, record_cond, vuse_eq): Likewise.
477 (record_edge_info): Adjust to API tweak of record_conditions.
478 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
479 (record_temporary_equivalences, optimize_stmt): Likewise.
480 (eliminate_redundant_computations): Likewise.
481 (record_equivalences_from_stmt): Likewise.
482 * tree-ssa-scopedtables.c: Include options.h and params.h.
483 (vuse_eq): New function, moved from tree-ssa-dom.c
484 (build_and_record_new_cond): Likewise.
485 (record_conditions): Likewise. Accept vector of conditions rather
486 than edge_equivalence structure for first argument.
487 for the first argument.
488 (avail_exprs_stack::lookup_avail_expr): New member function, moved
490 (avail_exprs_stack::record_cond): Likewise.
491 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
493 (avail_exprs_stack): Add new member functions lookup_avail_expr
495 (record_conditions): Declare.
497 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
500 * lra-constraints.c (process_alt_operands): Increase reject for
501 reloading an input/output operand.
503 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
506 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
507 insns to convert from signed/unsigned char/short to IEEE 128-bit
509 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
511 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/i386.c (ix86_vector_duplicate_value): Create
515 subreg of inner mode for values already in registers.
517 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
519 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
520 iteration reg is used after the loop.
522 2017-03-14 Martin Sebor <msebor@redhat.com>
524 PR tree-optimization/79800
525 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
526 precision in negative-positive range.
527 (format_floating): Call non-const overload with adjusted precision.
529 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
532 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
535 2017-03-14 Martin Sebor <msebor@redhat.com>
538 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
539 * builtins.def (aligned_alloc): Use it.
542 * Makefile.in (GTFILES): Add calls.c.
543 * calls.c: Include "gt-calls.h".
545 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
547 PR rtl-optimization/79728
548 * regs.h (struct target_regs): New field
549 x_contains_allocatable_regs_of_mode.
550 (contains_allocatable_regs_of_mode): New macro.
551 * reginfo.c (init_reg_sets_1): Initialize it, and change
552 contains_reg_of_mode so it includes global regs as well.
553 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
554 rather than contains_regs_of_mode.
556 2017-03-14 Martin Liska <mliska@suse.cz>
558 * doc/invoke.texi: Document options that can't be combined with
559 -fcheck-pointer-bounds.
561 2017-03-14 Martin Liska <mliska@suse.cz>
564 * doc/invoke.texi (-Wchkp): Document the option.
566 2017-03-14 Martin Liska <mliska@suse.cz>
568 * Makefile.in: Install gcov-dump.
570 2017-03-14 Martin Liska <mliska@suse.cz>
572 * multiple_target.c (expand_target_clones): Bail out for
573 an invalid attribute.
575 2017-03-14 Richard Biener <rguenther@suse.de>
577 * alias.c (struct alias_set_entry): Pack properly.
578 * cfgloop.h (struct loop): Likewise.
579 * cse.c (struct set): Likewise.
580 * ipa-utils.c (struct searchc_env): Likewise.
581 * loop-invariant.c (struct invariant): Likewise.
582 * lra-remat.c (struct cand): Likewise.
583 * recog.c (struct change_t): Likewise.
584 * rtl.h (struct address_info): Likewise.
585 * symbol-summary.h (function_summary): Likewise.
586 * tree-loop-distribution.c (struct partition): Likewise.
587 * tree-object-size.c (struct object_size_info): Likewise.
588 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
589 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
590 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
591 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
592 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
593 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
594 (struct _stmt_vec_info): Likewise.
596 2017-03-14 Martin Liska <mliska@suse.cz>
599 * multiple_target.c (create_dispatcher_calls): Check that
600 a target can create a function dispatcher.
602 2017-03-14 Martin Liska <mliska@suse.cz>
605 * multiple_target.c (expand_target_clones): Drop local.local
606 flag for default implementation.
608 2017-03-14 Richard Biener <rguenther@suse.de>
610 PR tree-optimization/80030
611 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
613 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
615 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
616 gcc_fallthrough() instead of __attribute__((fallthrough));
618 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
620 * doc/gcc.texi: Remove "up" link to (DIR).
621 * doc/gccint.texi: Ditto.
623 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
625 * doc/install.texi (Specific) <avr>: Remove reference to
628 2017-03-13 Jeff Law <law@redhat.com>
630 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
631 attribute rather than comments.
633 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
634 match_scratch operand is highest.
636 2017-03-13 Martin Liska <mliska@suse.cz>
639 * ipa-pure-const.c (warn_function_noreturn): If the declarations
640 is a CHKP clone, use original declaration.
642 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
644 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
645 (arc_conditional_register_usage): Use a different allocation order
646 when optimizing for size.
647 * common/config/arc/arc-common.c (arc_option_optimization_table):
648 Section anchors default on when optimizing for size.
650 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
652 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
654 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
656 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
657 * config/arc/arc.md (cpu_facility): Add cd variant.
658 (*movqi_insn): Add code density variant.
659 (*movhi_insn): Likewise.
660 (*movqi_insn): Likewise.
661 (*addsi3_mixed): Likewise.
662 (subsi3_insn): Likewise.
664 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
666 * config/arc/arc.md (movsi_cond_exec): Update constraint.
668 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
670 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
671 expressions with MINUS and UNARY ops.
673 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
676 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
678 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
679 between vec_select and vector argument.
680 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
681 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
682 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
683 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
684 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
685 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
687 2017-03-13 Richard Biener <rguenther@suse.de>
690 * params.def (vect-max-peeling-for-alignment): Fix typo.
692 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
694 * doc/install.texi (Specific) <mips-*-*>: Remove description of
695 issue that only occurred with binutils below 2.18.
697 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
699 * doc/install.texi (Specific) <cris-axis-elf>: No longer
700 refer to binutils 2.11/2.12 minimum.
702 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
704 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
705 ftp.kernel.org and simplify binutils requirement.
707 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
709 * doc/invoke.texi (Warning Options): Fix spelling of link-time
711 (Optimize Options): Ditto. Also remove redundancy.
713 2017-03-10 David Malcolm <dmalcolm@redhat.com>
716 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
718 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
719 to G_ to avoid double translation.
721 2017-03-10 David Malcolm <dmalcolm@redhat.com>
724 * auto-profile.c (get_combined_location): Convert leading
725 character of diagnostics to lower case and remove trailing period.
726 (read_profile): Likewise for various diagnostics.
727 * config/arm/arm.c (arm_option_override): Remove trailing period
728 from various diagnostics.
729 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
730 (msp430_expand_delay_cycles): Likewise.
732 2017-03-10 David Malcolm <dmalcolm@redhat.com>
735 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
736 full command-line argument, rather than just "str".
737 (aarch64_validate_march): Likewise.
738 (aarch64_validate_mtune): Likewise.
740 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
742 PR rtl-optimization/78911
743 * lra-assigns.c (must_not_spill_p): New function.
746 2017-03-10 Jakub Jelinek <jakub@redhat.com>
748 PR tree-optimization/79981
749 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
750 ATOMIC_COMPARE_EXCHANGE ifn result.
751 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
752 IFN_ATOMIC_COMPARE_EXCHANGE.
754 2017-03-10 David Malcolm <dmalcolm@redhat.com>
757 * opts.c (parse_sanitizer_options): Add missing question mark to
758 "did you mean" message.
760 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
762 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
764 (VMULEUH_UNS): Likewise.
765 (VMULOUB_UNS): Likewise.
766 (VMULOUH_UNS): Likewise.
767 * config/rs6000/rs6000.c (builtin_function_type): Remove
768 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
770 2017-03-10 David Malcolm <dmalcolm@redhat.com>
773 * read-rtl-function.c (function_reader::read_rtx_operand): Update
774 x with result of extra_parsing_for_operand_code_0.
775 (function_reader::extra_parsing_for_operand_code_0): Convert
776 return type from void to rtx, returning x. When reading
777 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
778 larger size containing struct block_symbol.
780 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
782 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
783 -mfloat128-hardware without -m64.
785 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
788 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
789 entries to the case statement that marks unsigned arguments to
790 overloaded functions.
792 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
794 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
795 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
797 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
800 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
801 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
803 2017-03-10 Martin Liska <mliska@suse.cz>
807 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
808 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
811 2017-03-10 Olivier Hainque <hainque@adacore.com>
813 * tree-switch-conversion (array_value_type): Start by resetting
814 candidate type to it's main variant.
816 2017-03-10 Jakub Jelinek <jakub@redhat.com>
818 PR rtl-optimization/79909
819 * combine.c (try_combine): Use simplify_replace_rtx on individual
820 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
821 of the whole CALL_INSN_FUNCTION_USAGE.
823 PR tree-optimization/79972
824 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
825 get_range_info on SSA_NAMEs. Formatting fixes.
827 2017-03-10 Richard Biener <rguenther@suse.de>
828 Jakub Jelinek <jakub@redhat.com>
830 PR tree-optimization/77975
831 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
833 (get_val_for): For constant x return it. Formatting fix.
834 (loop_niter_by_eval): Avoid pointless looping if the next iteration
835 would use the same bases as the current one.
837 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
839 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
840 instead of vec_select for V1TImode.
841 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
843 (VSX_LE_128): Add V1TI to this mode iterator.
844 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
845 (*vsx_le_perm_store_<mode>): Likewise.
846 (pre-reload splitter for VSX stores): Likewise.
847 (post-reload splitter for VSX stores): Likewise.
848 (*vsx_xxpermdi2_le_<mode>): Likewise.
849 (*vsx_lxvd2x2_le_<mode>): Likewise.
850 (*vsx_stxvd2x2_le_<mode>): Likewise.
852 2017-03-09 Michael Eager <eager@eagercon.com>
854 Correct failures with --enable-checking=yes,rtl.
856 * config/microblaze/microblaze.c (microblaze_expand_shift):
857 Replace GET_CODE test with CONST_INT_P and INTVAL test with
859 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
860 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
862 2017-03-09 Richard Biener <rguenther@suse.de>
864 PR tree-optimization/79977
865 * graphite-scop-detection.c (scop_detection::merge_sese):
866 Handle the case of extra exits to blocks dominating the entry.
868 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
870 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
873 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
875 PR rtl-optimization/79949
876 * lra-constraints.c (process_alt_operands): Check memory when
877 trying to predict a cycle. Print about the overall increase.
879 2017-03-09 Richard Biener <rguenther@suse.de>
882 * gimple-expr.c (useless_type_conversion_p): Preserve
883 TYPE_SATURATING for fixed-point types.
885 2017-03-09 Richard Biener <rguenther@suse.de>
888 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
889 alignment of BLKmode params.
891 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
894 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
895 (VALL_NO_V2Q): Likewise.
897 * config/aarch64/aarch64-simd.md
898 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
900 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
901 VALL_NO_V2Q mode iterator.
902 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
904 2017-03-09 Martin Liska <mliska@suse.cz>
906 PR tree-optimization/79631
907 * tree-chkp-opt.c (chkp_is_constant_addr): Call
908 tree_int_cst_sign_bit just for INTEGER constants.
910 2017-03-09 Martin Liska <mliska@suse.cz>
914 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
917 2017-03-09 Marek Polacek <polacek@redhat.com>
920 * tree.c (inchash::add_expr): Handle TREE_VEC.
922 2017-03-09 Martin Liska <mliska@suse.cz>
925 (chkp_narrow_size_and_offset): New function.
926 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
927 (void chkp_parse_bit_field_ref): New function.
928 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
929 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
931 2017-03-09 Martin Liska <mliska@suse.cz>
934 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
935 (chkp_find_bounds_1): Remove gcc_unreachable.
937 2017-03-09 Jakub Jelinek <jakub@redhat.com>
940 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
941 BUILT_IN_SYNC*, determine the access type from the size suffix and
942 always build a MEM_REF with that type. Handle forgotten
943 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
946 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
947 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
948 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
949 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
950 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
951 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
952 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
953 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
954 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
955 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
956 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
957 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
958 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
959 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
960 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
961 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
962 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
963 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
964 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
965 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
966 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
967 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
968 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
969 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
970 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
971 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
972 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
973 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
974 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
975 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
976 definitions outside of __OPTIMIZE__ guarded section.
979 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
980 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
981 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
982 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
985 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
987 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
988 ("vfenez<mode>"): Add missing constraints.
990 2017-03-08 Martin Sebor <msebor@redhat.com>
993 * config/nds32/nds32.c (nds32_option_override):
995 2017-03-08 Jakub Jelinek <jakub@redhat.com>
998 * gimplify.c (gimplify_omp_for): Replace index var in outer
999 taskloop statement with an artificial variable and add
1000 OMP_CLAUSE_PRIVATE clause for it.
1002 2017-03-08 Richard Biener <rguenther@suse.de>
1004 PR tree-optimization/79955
1005 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1006 for accesses that are completely outside of the variable.
1008 2017-03-08 Andrew Haley <aph@redhat.com>
1010 PR tree-optimization/79943
1011 * tree-ssa-loop-split.c (compute_new_first_bound): When
1012 calculating the new upper bound, (END-BEG) should be added, not
1015 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1017 * config/avr/avr.md (setmemhi): Make sure match_dup
1018 operand number comes before match_scratch.
1020 2017-03-08 Richard Biener <rguenther@suse.de>
1022 PR tree-optimization/79920
1023 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
1024 with ncopies == 1 to ...
1025 (vect_transform_slp_perm_load): ... here. Properly compute
1026 all element loads by iterating VF times over the group. Do
1027 not handle ncopies (computed in a broken way) in
1028 vect_create_mask_and_perm.
1030 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1033 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
1034 is a uniform vector, use uniform_vector_p return value instead of
1035 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
1037 2017-03-07 Marek Polacek <polacek@redhat.com>
1040 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
1041 (alloca_call_type): Likewise.
1043 2017-03-07 Martin Liska <mliska@suse.cz>
1045 * gcov.c (process_args): Put comment to correct location.
1047 2017-03-07 Martin Liska <mliska@suse.cz>
1050 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
1051 Use array_at_struct_end_p instead of DECL_CHAIN (field).
1052 (chkp_narrow_bounds_for_field): Likewise.
1053 (chkp_parse_array_and_component_ref): Pass one more argument to
1056 2017-03-07 Richard Biener <rguenther@suse.de>
1058 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1061 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1063 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1064 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1066 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1069 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1070 to end of description.
1071 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1073 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1075 PR rtl-optimization/79901
1076 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1078 (*avx512f_<code><mode>3<mask_name>): ... this.
1079 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1080 iterator instead of VI8_AVX2_AVX512BW.
1082 PR rtl-optimization/79901
1083 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1084 min/max expander, expand it using expand_vec_cond_expr.
1087 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1090 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1093 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1094 to void * for PCH reasons.
1095 * dwarf2out.c (output_loc_operands, output_die): Cast
1096 v.val_vec.array to unsigned char *.
1098 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1101 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1104 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1106 PR rtl-optimization/79571
1107 * lra-constraints.c (process_alt_operands): Calculate static
1108 reject and subtract it from overall when only addresses will be
1111 2017-03-06 Julia Koval <julia.koval@intel.com>
1114 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1115 incoming stack boundary to 128 for 64-bit targets.
1117 2017-03-06 Richard Biener <rguenther@suse.de>
1119 PR tree-optimization/79894
1120 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1121 to NULL after folding it.
1123 2017-03-06 Richard Biener <rguenther@suse.de>
1125 PR tree-optimization/79824
1126 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1127 check disabling peeling for gaps.
1129 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1131 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1132 attributes): Document gettimeofday.
1134 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1136 * config/s390/s390.c (s390_option_override_internal): Set
1137 PARAM_MIN_VECT_LOOP_BOUND
1139 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1141 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1142 * config/s390/s390.md: Likewise.
1144 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1147 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1148 (<avx2_avx512>_perm<mode>): Rename to ...
1149 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1151 (<avx512>_perm<mode>_mask): Rename to ...
1152 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1154 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1155 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1156 instead of VI8F_256_512.
1157 (avx512f_perm<mode>): New define_expand.
1158 (avx512f_perm<mode>_mask): Likewise.
1159 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1160 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1162 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1164 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1165 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1167 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1169 2017-03-06 Martin Liska <mliska@suse.cz>
1172 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1173 when having a SSA NAME w/o VAR_DECL assigned to it.
1175 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1177 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1178 msa_dpsub_<su>_d): Fix MODE for vec_select.
1180 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1182 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1184 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1186 2017-03-06 Richard Biener <rguenther@suse.de>
1188 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1189 * plugin.c (register_plugin_info): Likewise.
1190 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1192 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1194 * config/i386/sse.md (sse_storehps, sse_storelps,
1195 avx_<castmode><avxsizesuffix>_<castmode>,
1196 avx512f_<castmode><avxsizesuffix>_<castmode>,
1197 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1198 in condition that at least one operand is not a MEM.
1200 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1203 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1204 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1206 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1207 gimple_call_nothrow_p flag based on whether original builtin can throw.
1208 If it can, emit following stmts on the fallthrough edge.
1209 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1210 don't create new bb if inserting just debug stmts on the edge, try to
1211 insert them on the fallthru bb or just reset debug stmts.
1213 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1216 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1217 restore recog_data (including the operand rtxes inside it) around
1218 the call to get_insn_template.
1220 2017-03-03 Martin Sebor <msebor@redhat.com>
1222 PR tree-optimization/79699
1223 * context.c (context::~context): Free MPFR caches to avoid
1224 a memory leak on program exit.
1226 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1228 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1229 Use wide_int::ulow () instead of .elt (0).
1231 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1234 (*pushxf): Limit oF constraint to 32bit targets and add oC
1235 constraint for 64bit targets.
1236 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1237 (*pushdf): Change rmF constraint to rmC.
1239 2017-03-03 Martin Liska <mliska@suse.cz>
1241 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1242 Remove unused variable.
1244 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1247 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1248 is a memory operand, increase num_memory.
1249 (ix86_expand_args_builtin): Likewise.
1251 2017-03-03 Jan Hubicka <jh@suse.cz>
1254 * ipa-devirt.c (maybe_record_node): Properly handle
1255 __cxa_pure_virtual visibility.
1257 2017-03-03 Martin Liska <mliska@suse.cz>
1259 PR tree-optimization/79803
1260 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1262 (pass_loop_prefetch::execute): Disabled optimization if an
1263 assumption about L1 cache size is not met.
1265 2017-03-03 Martin Liska <mliska@suse.cz>
1267 PR rtl-optimization/79574
1268 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1269 (hash_scan_set): Likewise.
1270 (dump_hash_table): Likewise.
1271 (hoist_code): Likewise.
1273 2017-03-03 Richard Biener <rguenther@suse.de>
1275 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1276 in place of uhigh ().
1277 (fixed_convert_from_real): Likewise.
1279 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1284 2017-03-03 Richard Biener <rguenther@suse.de>
1287 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1288 TYPE_OVERFLOW_UNDEFINED check.
1290 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1292 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1294 (vector_ae_<mode>_p): Likewise.
1295 (vector_nez_<mode>_p): Likewise.
1296 (vector_ne_v2di_p): Likewise.
1297 (vector_ae_v2di_p): Likewise.
1298 (vector_ne_<mode>_p): Likewise.
1299 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1301 (vsx_tsqrt<mode>2_fe): Likewise.
1303 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1308 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1310 PR rtl-optimization/79780
1311 * cprop.c (one_cprop_pass): When second and further conditional trap
1312 in a single basic block is turned into an unconditional trap, turn it
1313 into a deleted note to avoid RTL verification failures.
1315 2017-03-02 Richard Biener <rguenther@suse.de>
1317 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1319 2017-03-02 Richard Biener <rguenther@suse.de>
1321 PR tree-optimization/79345
1323 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1324 param and abort the walk, returning -1 if it is hit.
1325 (walk_aliased_vdefs): Take a limit param and pass it on.
1326 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1327 defaulting to 0 and return a signed int.
1328 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1329 (check_defs): New helper.
1330 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1331 about uninitialized memory.
1332 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1333 bogus uninitialized warning.
1334 (fixed_convert_from_real): Likewise.
1336 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1338 PR tree-optimization/66768
1339 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1340 iv_use if base object can't be determined.
1342 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1344 PR tree-optimization/79345
1345 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1346 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1347 (get_pattern_stats): Initialize it.
1348 * genemit.c (gen_expand): Verify match_scratch numbers come after
1349 match_operand/match_dup numbers.
1350 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1351 match_scratch numbers.
1352 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1354 * config/s390/s390.md (trunctdsd2): Likewise.
1356 2017-03-02 Richard Biener <rguenther@suse.de>
1358 * wide-int.h (wide_int_storage::operator=): Implement in terms
1361 2017-03-02 Richard Biener <rguenther@suse.de>
1363 PR tree-optimization/79777
1364 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1365 the to insert expression to sth existing.
1367 2017-03-01 Martin Sebor <msebor@redhat.com>
1370 * gimple-ssa-sprintf.c
1371 (directive::known_width_and_precision): New function.
1372 (format_integer): Use it.
1373 (get_mpfr_format_length): Consider the full range of precision
1374 when computing %g output with the # flag. Set the likely byte
1375 count to 3 rather than 1 when precision is indeterminate.
1376 (format_floating): Correct the lower bound of precision.
1378 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1380 * doc/invoke.texi: Document default code model for 64-bit Linux.
1382 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1385 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1386 udiv rather than div since input pattern is unsigned.
1388 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.c (print_reg): Warn for values of
1391 unsupported size in integer register.
1393 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1396 * config/rs6000/predicates.md (current_file_function_operand): Do
1397 not allow self calls to be local if the function is replaceable.
1399 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1402 * config/rs6000/altivec.h (vec_ctz and others): Change the
1403 preprocessor macro that controls conditional compilation from
1404 _ARCH_PWR9 to __POWER9_VECTOR__.
1405 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1406 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1407 control (instead of _ARCH_PWR9 control) so that template
1408 definition uses power9-specific function.
1409 (vec_any_eq): Likewise.
1410 (vec_all_ne): Change macro definition to use a power9-specific
1411 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1412 _ARCH_PWR9 control).
1413 (vec_any_eq) Likewise.
1414 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1415 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1416 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1417 support for xvcmpnedp instruction.
1418 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1419 macro expansion so that Power9 implementation of vec_all_ne does
1420 not use the AltiVec predicate framework.
1421 (VCMPNEH_P): Likewise.
1422 (VCMPNEW_P): Likewise.
1423 (VCMPNED_P): Likewise.
1424 (VCMPNEFP_P): Likewise.
1425 (VCMPNEDP_P): Likewise.
1426 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1427 implementation of vec_any_eq to not use AltiVec predicate
1429 (VCMPAEH_P): Likewise.
1430 (VCMPAEW_P): Likewise.
1431 (VCMPAED_P): Likewise.
1432 (VCMPAEFP_P): Likewise.
1433 (VCMPAEDP_P): Likewise.
1434 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1435 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1436 not use the AltiVec predicate framework.
1437 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1438 of vec_any_eq to not use AltiVec predicate framework.
1439 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1440 support for predefined __POWER9_VECTOR__ macro to indicate that
1441 Power9 instruction selection is enabled.
1442 (altivec_overloaded_builtins): Remove extraneous
1443 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1444 function argument types RS6000_BTI_bool_V16QI and
1445 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1446 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1447 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1448 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1449 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1450 Power9 for implementations of vec_cmpne. Change the signature for
1451 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1452 (representing vec_all_ne) to remove the previously described first
1453 argument of type RS6000_BTI_INTSI, as this was an artifact of
1454 reliance on the AltiVec predicate framework, which is no longer
1455 used in the implementation of these functions. Add
1456 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1457 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1458 since, unlike the AltiVec predicate framework implementation, we
1459 do not share function descriptors between vec_alle and vec_anyeq.
1460 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1461 set of modes that receive special treatment even when
1462 TARGET_P9_VECTOR is true. The special treatment emits code that
1463 does not depend on Power9 instructions.
1464 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1465 define_expand to not rely on AltiVec predicate framework.
1466 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1468 (vector_ne_v2di_p): Change this define_expand to not rely on
1469 AltiVec predicate framework.
1470 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1472 (vector_ne_<mode>_p): Change this define_expand to not rely on
1473 AltiVec predicate framework.
1474 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1476 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1477 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1478 define_insn pattern.
1479 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1480 define_insn pattern because the xvcmpne<VSs>. instruction is not
1482 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1483 instruction is not supported.
1485 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1487 * config/nvptx/nvptx.c: Include intl.h.
1489 2017-03-01 Martin Jambor <mjambor@suse.cz>
1492 * ipa-prop.h (ipa_bits): Removed field known.
1493 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1494 to pointers. Adjusted their comments to warn about their sharing.
1495 (ipcp_transformation_summary): Change bits to a vector of pointers.
1496 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1497 (ipa_get_ipa_bits_for_value): Declare.
1498 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1499 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1500 (ipa_bits_hash_table): Likewise.
1501 (ipa_vr_ggc_hash_traits): Likewise.
1502 (ipa_vr_hash_table): Likewise.
1503 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1504 being pointers and vr_known being removed.
1505 (ipa_set_jf_unknown): Likewise.
1506 (ipa_get_ipa_bits_for_value): New function.
1507 (ipa_set_jfunc_bits): Likewise.
1508 (ipa_get_value_range): New overloaded functions.
1509 (ipa_set_jfunc_vr): Likewise.
1510 (ipa_compute_jump_functions_for_edge): Use the above functions to
1511 construct bits and vr parts of jump functions.
1512 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1513 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1515 (ipcp_grow_transformations_if_necessary): Also allocate
1516 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1518 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1519 them. Fix too long lines.
1520 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1521 vr_known being removed.
1522 (ipa_read_jump_function): Use new setter functions to construct bits
1523 and vr parts of jump functions or set them to NULL.
1524 (write_ipcp_transformation_info): Adjust for bits being pointers.
1525 (read_ipcp_transformation_info): Likewise.
1526 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1528 Include gt-ipa-prop.h.
1529 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1531 (ipcp_store_bits_results): Likewise.
1532 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1533 Do not write to existing jump functions but use a temporary instead.
1535 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1538 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1539 attempt to use its first operand as BIT_FIELD_REF base.
1541 2017-03-01 Richard Biener <rguenther@suse.de>
1544 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1545 interpolating formula in wrapping arithmetic.
1546 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1548 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1550 PR tree-optimization/79734
1551 * tree-vect-generic.c (expand_vector_condition): Optimize
1552 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1553 Handle VEC_COND_EXPR where comparison has different inner width from
1556 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1558 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1559 markup, and similar issues. Remove @opindex entries for things
1560 that aren't options. Add missing -mmpy-option entries.
1562 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1564 PR tree-optimization/79737
1565 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1566 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1567 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1568 instead of byte_size. Formatting fix.
1569 (shift_bytes_in_array_right): Formatting fix.
1571 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1574 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1575 condition on optimize for the leaf function test.
1577 2017-02-28 Martin Liska <mliska@suse.cz>
1580 * read-rtl-function.c (function_reader::handle_unknown_directive):
1581 Bail out when one uses -flto.
1583 2017-02-28 Martin Liska <mliska@suse.cz>
1585 * common.opt: Replace space with tabular for options of <number>
1587 * config/i386/i386.opt: Show <number> value for
1588 -mlarge-data-threshold.
1589 * opts.c (print_filtered_help): Do not display number in hexadecimal
1592 2017-02-28 Martin Liska <mliska@suse.cz>
1594 * common.opt: Fix --help=option -Q for options which are of
1597 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.c (print_reg): Error out for values
1600 of 8-bit size in invalid integer register.
1602 2017-02-28 Martin Sebor <msebor@redhat.com>
1604 PR tree-optimization/79691
1605 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1607 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1611 gcc_unreachable with output_operand_lossage.
1613 2017-02-28 Richard Biener <rguenther@suse.de>
1615 PR tree-optimization/79740
1616 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1618 (visit_nary_op): Insert the nary into the hashtable if we
1619 pattern-matched sth.
1620 * tree-ssa-pre.c (eliminate_insert): Robustify.
1622 2017-02-28 Richard Biener <rguenther@suse.de>
1625 * fold-const.c (decode_field_reference): Reject out-of-bound
1628 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1630 * config/i386/i386.c: Include intl.h.
1631 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1632 instead of just cond ? "..." : "...".
1633 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1634 * coverage.c (read_counts_file): Likewise.
1635 * omp-offload.c: Include intl.h.
1636 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1637 of just cond ? "..." : "...".
1638 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1639 of just cond ? "..." : "...".
1641 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1644 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1646 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1647 'tune for' CPU name.
1648 * config/arm/arm-cpu-data.h: Regenerated.
1650 2017-02-28 Richard Biener <rguenther@suse.de>
1652 PR tree-optimization/79732
1653 * tree-inline.c (expand_call_inline): Do not shadow var.
1655 2017-02-28 Richard Biener <rguenther@suse.de>
1657 PR tree-optimization/79723
1658 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1659 address-space properly.
1661 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1663 * doc/optinfo.texi (Optimization groups): Fix option used for
1665 * doc/invoke.texi (-fopt-info): Document "omp".
1666 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1667 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1668 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1669 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1670 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1672 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1674 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1675 OPTGROUP_OMP with "omp".
1677 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1680 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1681 for arithmetic shift of unsigned V2DI.
1683 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1685 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1686 arc/linux.h headers.
1687 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1688 (LINK_SPEC): Likewise.
1689 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1690 (EXTRA_SPECS): Likewise.
1691 (STARTFILE_SPEC): Likewise.
1692 (ENDFILE_SPEC): Likewise.
1693 (LIB_SPEC): Likewise.
1694 (TARGET_SDATA_DEFAULT): Likewise.
1695 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1696 (MULTILIB_DEFAULTS): Likewise.
1697 (DWARF2_UNWIND_INFO): Likewise.
1698 * config/arc/big.h: New file.
1699 * config/arc/elf.h: Likewise.
1700 * config/arc/linux.h: Likewise.
1701 * config/arc/t-uClibc: Remove.
1703 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1705 PR tree-optimization/77536
1706 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1707 (tree_transform_and_unroll_loop): Use above function to compute the
1708 estimated niter of unrolled loop and use it when scaling profile.
1709 Also use count info rather than frequency if it's non-zero.
1710 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1711 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1712 (vect_transform_loop): Call above function.
1714 2017-02-27 Richard Biener <rguenther@suse.de>
1716 PR tree-optimization/45397
1717 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1718 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1719 (visit_nary_op): Add pattern matching for CSEing sign-changed
1720 or truncated operations with wider ones.
1722 2017-02-27 Richard Biener <rguenther@suse.de>
1724 PR tree-optimization/79690
1725 * tree-vect-stmts.c (vectorizable_store): Use vector type
1726 built from the DR with address-space.
1728 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1730 * doc/invoke.texi (Optimize Options): Refine the description
1731 of asan-use-after-return.
1733 2017-02-25 Alan Modra <amodra@gmail.com>
1735 PR rtl-optimization/79584
1736 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1737 base, not ad->base_term, the reg within base. Remove assertion
1738 that ad->base == ad->base_term. Replace gen_int_mode using
1739 bogus mode with const0_rtx.
1741 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1744 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1745 FMA_EXPR like tcc_binary or tcc_unary.
1747 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1750 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1752 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1753 (output_loc_operands): Handle DW_OP_call_ref and
1754 DW_OP_GNU_variable_value.
1755 (struct variable_value_struct): New type.
1756 (struct variable_value_hasher): Likewise.
1757 (variable_value_hash): New variable.
1758 (string_types): Remove.
1759 (copy_loc_descr): New function.
1760 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1761 (prepend_loc_descr_to_each): New function.
1762 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1763 instead of add_loc_descr_to_each if the first argument is single
1764 location list and the second has multiple.
1765 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1766 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1767 when looking for variable value which doesn't have other location info.
1768 (loc_list_from_tree): Formatting fix.
1769 (gen_array_type_die): Simplify DW_AT_string_length handling.
1770 (adjust_string_types): Remove.
1771 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1772 string_types. Call resolve_variable_values.
1773 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1774 (resolve_addr_in_expr): Likewise. Add A argument.
1775 (copy_deref_exprloc): Remove deref argument. Adjust for the
1776 original expression being DW_OP_GNU_variable_value with optionally
1777 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1778 optionally after it.
1779 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1780 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1781 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1782 (variable_value_hasher::hash, variable_value_hasher::equal): New
1784 (resolve_variable_value_in_expr, resolve_variable_value,
1785 resolve_variable_values, note_variable_value_in_expr,
1786 note_variable_value): New functions.
1787 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1790 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1793 * opts.h (handle_generated_option): Add GENERATED_P argument.
1794 * opts-common.c (handle_option): Adjust function comment.
1795 (handle_generated_option): Add GENERATED_P argument, pass it to
1797 (control_warning_option): Pass false to handle_generated_option
1799 * opts.c (maybe_default_option): Pass true to handle_generated_option
1801 * optc-gen.awk: Likewise.
1803 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1805 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1806 a REG, look at the REG it is a SUBREG of.
1807 (splitter for cmpeqsi_t): Ditto.
1809 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1811 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1812 the special USEs with the pattern of the insn, not the insn itself.
1814 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1817 * doc/invoke.texi: Document -mload-store-pairs.
1819 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1820 Sandra Loosemore <sandra@codesourcery.com>
1822 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1823 argument isn't a CONST_INT.
1824 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1825 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1826 (nios2_validate_compare): Bypass alternate compare logic if *op2
1828 (ldstwm_operation_p): Return false if first_base is not a REG or
1829 if first_offset is not a CONST_INT.
1831 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1833 * config/cris/cris.md: Use correct operand in a define_peephole2.
1835 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1837 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1839 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1841 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1842 this_insn if it is an INSN or JUMP_INSN.
1843 (force_offsettable): Look at base, not at addr.
1844 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1845 on things that aren't necessarily CONST_INTs.
1847 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1849 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1850 -mfpmath=sse is the default also for x86-32 targets with SSE2
1851 instruction set when @option{-ffast-math} is enabled
1853 2017-02-24 Jeff Law <law@redhat.com>
1855 PR rtl-optimizatoin/79286
1856 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1859 2017-02-24 Richard Biener <rguenther@suse.de>
1861 PR tree-optimization/79389
1862 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1865 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1867 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1868 function comment to reflect reality.
1869 (loop_exits_before_overflow): Fix typo in function description.
1871 2017-02-24 Richard Biener <rguenther@suse.de>
1873 PR tree-optimization/79389
1874 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1875 properly that a threading opportunity exists. Detect conditional
1876 copy/constant propagation opportunities.
1878 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1880 * config/visium/visium.md (type): Add trap.
1881 (b): New mode attribute.
1882 (*btst): Rename into...
1883 (*btst<mode>): ...this and adjust.
1884 (*cbranchsi4_btst_insn): Rename into...
1885 (*cbranch<mode>4_btst_insn): ...this and adjust.
1886 (trap): New define_insn.
1888 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1890 PR tree-optimization/79389
1891 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1892 (noce_reversed_cond_code): New function.
1893 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1894 reversed_comparison_code. Formatting fix.
1895 (noce_try_store_flag): Test rev_cond != NULL in addition to
1896 reversed_comparison_code.
1897 (noce_try_store_flag_constants): Likewise.
1898 (noce_try_store_flag_mask): Likewise.
1899 (noce_try_addcc): Use rev_cond if non-NULL instead of
1900 reversed_comparison_code.
1901 (noce_try_cmove_arith): Likewise. Formatting fixes.
1902 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1903 (noce_find_if_block): Initialize rev_cond.
1904 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1905 instead of false as last argument never attempt to reverse it
1908 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1910 PR tree-optimization/79663
1911 * tree-predcom.c (combine_chains): Process refs in reverse order
1912 only for ZERO length chains, and add explaining comment.
1914 2017-02-23 Jeff Law <law@redhat.com>
1916 PR tree-optimization/79578
1917 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1918 in call to operand_equal_p.
1920 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1923 * config/i386/cpuid.h: Fix another undefined behavior.
1925 2017-02-23 Richard Biener <rguenther@suse.de>
1927 PR tree-optimization/79683
1928 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1929 vector types for data-refs.
1931 2017-02-23 Martin Liska <mliska@suse.cz>
1933 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1935 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1938 * internal-fn.c (get_range_pos_neg): Moved to ...
1939 * tree.c (get_range_pos_neg): ... here. No longer static.
1940 * tree.h (get_range_pos_neg): New prototype.
1941 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1942 are known to be in between 0 and signed maximum inclusive, try to
1943 expand both unsigned and signed divmod and use the cheaper one from
1946 2017-02-22 Jeff Law <law@redhat.com>
1948 PR tree-optimization/79578
1949 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1950 to compare base operands.
1952 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1955 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1956 gpc_reg_operand instead of fpr_reg_operand.
1958 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1960 * config/mips/mips.c (mips_return_in_memory): Force FP
1961 vector types to be returned in memory for o32 ABI.
1963 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1965 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1966 instead of DW_TAG_member for static data member declarations and don't
1967 set no_linkage_name for static inline data members.
1968 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1971 2017-02-22 Martin Liska <mliska@suse.cz>
1973 * doc/invoke.texi: Replace inequality signs with square brackets
1976 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1978 PR tree-optimization/68644
1979 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1981 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1984 * lra-constraints.c (simplify_operand_subreg): Handle
1985 WORD_REGISTER_OPERATIONS targets.
1987 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1990 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1991 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1992 elimination by swapping fld*.
1994 2017-02-22 Richard Biener <rguenther@suse.de>
1996 PR tree-optimization/79673
1997 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1998 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1999 irrelevant address-space qualifiers and avoiding a
2000 ADDR_SPACE_CONVERT_EXPR from fold_convert.
2002 2017-02-22 Richard Biener <rguenther@suse.de>
2004 PR tree-optimization/79666
2005 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
2006 to not symbolically negate if that may introduce undefined
2009 2017-02-22 Martin Liska <mliska@suse.cz>
2012 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
2013 * data-streamer-out.c (streamer_write_gcov_count_stream):
2015 * value-prof.c (stream_out_histogram_value): Make assert more
2016 precise based on type of counter.
2018 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.md (standard_x87sse_constant_load splitter):
2022 Use nonimmediate_operand instead of memory_operand for operand 1.
2023 (float-extend standard_x87sse_constant_load splitter): Ditto.
2025 2017-02-21 Jeff Law <law@redhat.com>
2027 PR tree-optimization/79621
2028 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
2029 blocks with edges to themselves.
2031 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2034 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
2035 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
2036 Use gimple_call_builtin_p.
2039 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
2040 on temporarily removed DEBUG_INSNs.
2042 PR tree-optimization/79649
2043 * tree-loop-distribution.c (classify_partition): Give up on
2044 non-generic address space loads/stores.
2046 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
2048 * doc/loop.texi (Loop manipulation): Remove nonexistent
2049 tree_ssa_loop_version from the documentation.
2050 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
2052 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2055 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2056 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2057 * config/rs6000/rs6000.c: Include except.h.
2058 (rs6000_expand_split_stack_prologue): Call
2059 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2061 2017-02-21 Martin Jambor <mjambor@suse.cz>
2064 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2067 2017-02-21 Martin Jambor <mjambor@suse.cz>
2069 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2070 for backward compatibility only.
2071 * doc/invoke.texi (Option Summary): Remove all references to
2074 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2078 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2080 * lra-constraints.c (curr_insn_transform): Handle
2081 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2083 2017-02-21 Martin Liska <mliska@suse.cz>
2085 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2087 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2089 PR translation/79638
2090 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2092 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2095 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2096 (arm_function_ok_for_sibcall): Return false for an indirect call by
2097 descriptor if all the argument registers are used.
2098 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2099 alignment of the function.
2101 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2103 PR tree-optimization/61441
2104 * simplify-rtx.c (simplify_const_unary_operation): For
2105 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2106 the sNaN unmodified.
2108 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2110 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2111 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2112 instead of SYSTEM_HEADER_DIR.
2114 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2115 Martin Liška <mliska@suse.cz>
2117 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2118 Fix typos and grammar, use active voice, and clarify.
2120 2017-02-20 Marek Polacek <polacek@redhat.com>
2123 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2126 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2128 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2131 * config/i386/i386.c (ix86_expand_builtin): Handle
2132 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2133 ix86_builtins_isa[fcode].isa as a requirement of those
2134 flags and any other flag in the bitmask.
2135 (ix86_init_mmx_sse_builtins): Use 0 instead of
2136 ~OPTION_MASK_ISA_64BIT as mask.
2137 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2138 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2139 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2140 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2142 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2145 * lra-constraints.c (split_reg): Check requested split mode
2146 is supported by the register.
2148 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2150 * lra-constraints.c (simplify_operand_subreg): Remove early
2153 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2156 * lra-constraints.c (curr_insn_transform): Tighten condition
2157 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2159 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2162 * lra-constraints.c (curr_insn_transform): Handle
2163 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2165 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2168 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2172 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2175 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2178 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2180 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2183 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2185 * final.c (last_columnnum, override_columnnum): New variables.
2186 (final_start_function): Set last_columnnum, pass it to begin_prologue
2187 hook and pass 0 to dwarf2out_begin_prologue.
2188 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2189 to source_line debug hook.
2190 (notice_source_line): Compute last_columnnum and for debug_column_info
2191 return true on column changes.
2192 * debug.h (struct gcc_debug_hooks): Add column argument to
2193 source_line and begin_prologue hooks.
2194 (debug_nothing_int_charstar_int_bool): Remove prototype.
2195 (debug_nothing_int_int_charstar,
2196 debug_nothing_int_int_charstar_int_bool): New prototypes.
2197 (dwarf2out_begin_prologue): Add column argument.
2198 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2199 begin_prologue hooks.
2200 (debug_nothing_int_charstar_int_bool): Remove.
2201 (debug_nothing_int_int_charstar,
2202 debug_nothing_int_int_charstar_int_bool): New functions.
2203 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2204 through to dwarf2out_source_line.
2205 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2206 (dwarf2out_source_line): Add column argument, emit it if requested.
2207 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2209 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2210 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2211 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2212 through to dwarf2out_begin_prologue.
2213 (vmsdbgout_source_line): Add column argument, pass it through to
2214 dwarf2out_source_line.
2215 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2216 dbxout_source_line caller.
2217 (dbxout_source_line): Add column argument.
2219 * common.opt (gno-column-info, gcolumn-info): New options.
2220 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2221 (check_die): Also test for multiple DW_AT_decl_column attributes.
2222 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2223 DW_AT_decl_column if requested.
2224 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2226 (gen_variable_die): Likewise.
2227 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2228 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2231 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2232 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2233 (ix86_handle_option): Handle OPT_m3dnowa.
2234 * doc/invoke.texi (-m3dnowa): Document.
2235 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2236 -m3dnowa instead of -m3dnow -march=athlon.
2239 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2240 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2242 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2245 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2246 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2247 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2248 generator for vsx_xxpermdi_<mode>_be.
2249 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2250 force big-endian semantics.
2251 (vsx_xxpermdi_<mode>_be): New define_expand with same
2252 implementation as previous version of vsx_xxpermdi_<mode>.
2254 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2256 PR tree-optimization/79327
2257 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2258 variable, its initialization and use.
2260 2017-02-17 Julia Koval <julia.koval@intel.com>
2262 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2263 (OPTION_MASK_ISA_PKU_UNSET): New.
2264 (ix86_handle_option): Handle -mrdpid.
2265 * config/i386/cpuid.h (bit_RDPID): New.
2266 * config/i386/driver-i386.c (host_detect_local_cpu):
2267 Detect RDPID feature.
2268 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2269 * config/i386/i386-c.c (ix86_target_macros_internal):
2271 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2272 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2273 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2274 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2275 * config/i386/i386.md (define_insn "rdpid"): New.
2276 * config/i386/i386.opt Add -mrdpid.
2277 * config/i386/immintrin.h (_rdpid_u32): New.
2279 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2281 PR rtl-optimization/79541
2282 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2283 instead of transforming it into USE.
2285 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2287 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2288 If HONOR_SNANS (SFmode) force the input to a register.
2289 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2290 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2291 an frsp or similar insn.
2293 2017-02-17 Martin Liska <mliska@suse.cz>
2295 PR rtl-optimization/79577
2296 * params.def (selsched-max-sched-times): Increase minimum to 1.
2298 2017-02-17 Martin Liska <mliska@suse.cz>
2300 PR rtl-optimization/79574
2301 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2303 2017-02-17 Martin Liska <mliska@suse.cz>
2305 PR tree-optimization/79529
2306 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2307 ssa_defined_default_def_p to handle cases which are implicitly
2309 * tree-ssa.c (ssa_defined_default_def_p): New function.
2310 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2311 which are implicitly defined.
2312 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2314 2017-02-17 Richard Biener <rguenther@suse.de>
2317 * params.def (max-ssa-name-query-depth): Limit to 10.
2319 2017-02-17 Richard Biener <rguenther@suse.de>
2321 PR tree-optimization/79552
2322 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2325 2017-02-17 Richard Biener <rguenther@suse.de>
2328 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2330 2017-02-17 Marek Polacek <polacek@redhat.com>
2333 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2334 (fold_negate_expr): New wrapper.
2336 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2338 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2339 Correct terminology and de-emphasize pre-standard behavior.
2341 2017-02-16 Alan Modra <amodra@gmail.com>
2343 PR rtl-optimization/79286
2344 * ira.c (def_dominates_uses): New function.
2345 (update_equiv_regs): Don't create an equivalence for insns that
2346 may trap where the register def does not dominate the use.
2348 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2350 PR rtl-optimization/78127
2351 * lra.c (lra): Call lra_eliminate before finish the loop after
2354 2017-02-16 Richard Biener <rguenther@suse.de>
2356 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2358 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2359 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2360 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2361 (isl_val_int_from_wi): New function.
2362 (extract_affine_gmp): Rename to ...
2363 (extract_affine_wi): ... this, take a widest_int.
2364 (extract_affine_int): Just wrap extract_affine_wi.
2365 (add_param_constraints): Use isl_val_int_from_wi.
2366 (add_loop_constraints): Likewise, and extract_affine_wi.
2368 2017-02-15 Jeff Law <law@redhat.com>
2371 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2372 ira_init_register_move_cost_if_necessary.
2374 2017-02-15 Martin Sebor <msebor@redhat.com>
2377 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2378 removed in a prior commit.
2380 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2382 PR tree-optimization/79347
2383 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2384 counters during peeling.
2386 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2388 * Makefile.in (site.exp): Remove "set ISLVER".
2390 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2393 * real.c (real_from_integer): Call real_convert even for decimal.
2395 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2398 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2400 2017-02-14 Andrew Pinski <apinski@cavium.com>
2402 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2403 cores and change the partno/implementer to be correct.
2404 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2405 the 'B" as the implementer.
2406 * config/aarch64/aarch64-tune.md: Regenerate.
2408 2017-02-14 Carl Love <cel@us.ibm.com>
2410 * config/rs6000/rs6000.c: Add case statement entry to make the
2411 xvcvuxdsp built-in argument unsigned.
2412 * config/rs6000/vsx.md: Fix the source and return operand types so they
2413 match the instruction definitions from the ISA document. Fix typo
2414 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2417 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2420 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2421 member early_clobber_alts.
2422 * lra-lives.c (reg_early_clobber_p): New.
2423 (process_bb_lives): Use it.
2424 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2425 (debug_operand_data): Initialize early_clobber_alts.
2426 (setup_operand_alternative): Set up early_clobber_alts.
2427 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2428 alternatives to new_insn_reg.
2429 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2431 (lra_update_insn_regno_info): Pass the new arg.
2433 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2436 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2437 (new_oacc_loop_raw): Don't clear already cleared fields.
2440 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2441 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2442 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2444 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2449 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2452 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2453 the extra instruction to the right place to store 128-bit constant
2456 2017-02-14 Martin Sebor <msebor@redhat.com>
2459 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2460 warning for strings of unknown length.
2462 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2464 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2466 2017-02-14 Jeff Law <law@redhat.com>
2469 * ira-costs.c (scan_one_insn): Initialize register move costs
2470 for pseudos seen in USE/CLOBBER insns.
2472 PR tree-optimization/79095
2473 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2474 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2475 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2476 if the operands are known to be not equal, then the resulting range
2478 (intersect_ranges): If the new range is ~[0,0] and the old range is
2479 wide, then prefer ~[0,0].
2480 * tree-vrp.c (overflow_comparison_p_1): New function.
2481 (overflow_comparison_p): New function.
2482 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2483 if NAME is used in an overflow test.
2484 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2485 overflow check that can be expressed as an equality test, then adjust
2486 ops to be that equality test.
2488 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2490 * config/s390/s390-builtin-types.def: Remove flags argument.
2491 * config/s390/s390.c (s390_init_builtins): Likewise.
2493 2017-02-14 Martin Liska <mliska@suse.cz>
2495 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2496 vector. Fix trailing white spaces.
2498 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2500 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2503 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2505 PR rtl-optimization/68664
2506 * config/arm/arm.c (arm_sched_can_speculate_insn):
2507 New function. Declare prototype.
2508 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2510 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2512 PR rtl-optimization/68664
2513 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2515 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2517 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2519 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2520 max skip bytes for function, loop and jump.
2522 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2524 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2525 ABS_EXPR for gimple dump.
2527 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2530 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2532 PR tree-optimization/79408
2533 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2534 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2535 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2536 also if rhs1 is INTEGER_CST.
2538 2017-02-14 Richard Biener <rguenther@suse.de>
2541 * tree-into-ssa.c (insert_phi_nodes): When the function can
2542 have abnormal edges rewrite SSA names with broken use-def
2543 dominance out of SSA and register them for PHI insertion.
2545 2017-02-13 Martin Sebor <msebor@redhat.com>
2548 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2549 clearing info.nowrite flag when snprintf size argument is a range.
2551 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2553 * cprop.c (cprop_jump): Add missing space in string literal.
2554 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2555 (get_constraint_for_component_ref): Likewise.
2556 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2557 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2558 * lra-constraints.c (process_alt_operands): Likewise.
2559 * ipa-inline.c (inline_small_functions): Likewise.
2560 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2561 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2562 * trans-mem.c (diagnose_tm_1_op): Likewise.
2563 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2564 (grid_parallel_clauses_gridifiable): Likewise.
2566 * config/nvptx/mkoffload.c (process): Add space in between
2569 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2570 "MOD4_SSE_REGS" and "ALL_REGS".
2572 * spellcheck.c (test_data): Add , in between "foo" and "food".
2574 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2577 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2578 boundary crossing check and subsequent code generation agree.
2580 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2582 * config/aarch64/aarch64.c (has_memory_op): Delete.
2583 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2586 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2588 PR rtl-optimization/79388
2589 PR rtl-optimization/79450
2590 * combine.c (distribute_notes): When removing TEM_INSN for which
2591 corresponding dest has last value recorded, invalidate that last
2594 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2596 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2597 of explicit '@'. Add missing assembly comment marker on branch costs
2600 2017-02-13 Nathan Sidwell <nathan@acm.org>
2602 * gengtype-lex.l (<in_struct>): Add '/'.
2604 2017-02-13 Martin Liska <mliska@suse.cz>
2607 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2609 2017-02-13 Richard Biener <rguenther@suse.de>
2611 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2613 * configure: Re-generate.
2614 * config.in: Likewise.
2615 * graphite-dependences.c: Simplify as if
2616 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2617 * graphite-isl-ast-to-gimple.c: Likewise.
2618 * graphite-optimize-isl.c: Likewise.
2619 * graphite-poly.c: Likewise.
2620 * graphite-sese-to-poly.c: Likewise.
2621 * graphite.h: Likewise.
2622 * toplev.c: Include isl/version.h and use isl_version () for
2623 printing the ISL version.
2624 * doc/install.texi: Update ISL requirement.
2626 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2628 * doc/standards.texi (Standards): Update reference to
2631 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2633 * doc/extend.texi (Named Address Spaces): sourceware.org now
2635 * doc/install.texi (Binaries): Ditto.
2638 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2640 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2641 standard terminology "stringize"/"stringizing" throughout.
2642 * doc/cppinternals.texi: Likewise.
2644 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2646 * doc/extend.texi: Fix some spelling mistakes and typos.
2647 * doc/invoke.texi: Likewise.
2649 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2652 * params.def (inline-min-speedup) Change from 10 to 8.
2654 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2656 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2659 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2662 * ipa-inline-analysis.c (get_minimal_bb): New function.
2663 (record_modified): Use it.
2664 (remap_edge_change_prob): Handle also ancestor functions.
2666 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2668 * doc/contrib.texi (Contributors): Remove broken link into
2669 the Mauve CVS repository.
2671 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2674 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2675 result computation whenever lhs doesn't have vector mode, not
2676 just when it has BLKmode.
2678 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2680 * doc/makefile.texi (profiledbootstrap): Refer to the
2681 installation instructions only in textual form.
2683 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2686 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2688 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2690 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2691 (Specific): Update mingw-w64 reference.
2693 (Specific): Remove broken link to Renesas RX processor.
2695 2017-02-10 Richard Biener <rguenther@suse.de>
2697 * toplev.c (process_options): Do not mention obsolete graphite
2698 options when printing sorry message about missing graphite support.
2699 Mention -floop-nest-optimize.
2701 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2703 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2704 (vtst_p16): Likewise.
2705 (vtstq_p8): Likewise.
2706 (vtstq_p16): Likewise.
2708 (vtstq_p64): Likewise.
2709 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2710 (vset_lane_p64): New.
2711 (vsetq_lane_p64): New.
2713 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2715 PR tree-optimization/79411
2716 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2717 stmt operands are SSA_NAMEs used in abnormal phis.
2718 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2721 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2724 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2727 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2729 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2731 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2733 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2737 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2738 not arbitrary TREE_CONSTANT.
2741 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2742 "omp declare target link" attribute unless is_global_var.
2743 * omp-offload.c (find_link_var_op): Likewise.
2745 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2746 Chung-Lin Tang <cltang@codesourcery.com>
2748 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2750 (gimplify_adjust_omp_clauses): Don't delete TILE.
2751 (gimplify_omp_for): Deal with TILE.
2752 * internal-fn.c (expand_GOACC_TILE): New function.
2753 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2755 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2756 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2758 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2759 avoid DIV for outermost collapse var.
2760 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2761 Remove out of date comments, fix whitespace.
2762 * omp-general.c (omp_extract_for_data): Deal with tiling.
2763 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2764 adjust OLF_DIM_BASE value.
2765 (struct omp_for_data): Add tiling field.
2766 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2767 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2768 for auto loops. Remove default auto determining, moved to
2769 oacc_loop_fixed_partitions.
2770 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2771 stmts, add e_mask field.
2772 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2773 (oacc_thread_numbers): Use oacc_dim_call.
2774 (oacc_xform_tile): New.
2775 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2776 (finish_oacc_loop): Adjust for ifns vector.
2777 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2778 add case for GOACC_TILE fns.
2779 (oacc_loop_xform_loop): Delete.
2780 (oacc_loop_process): Iterate over call list directly, and add
2781 handling for GOACC_TILE fns.
2782 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2784 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2785 vector partitioning to outer loops. Assign 2 partitions to loops
2786 when available. Add TILE handling.
2787 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2788 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2789 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2790 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2791 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2793 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2795 * configure.ac (ACX_BUGURL): Update.
2796 * configure: Regenerate.
2798 2017-02-09 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/69823
2801 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2802 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2804 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2806 * config/arc/arc-c.def: Add __NPS400__ definition.
2807 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2808 (TARGET_NPS400): Define.
2810 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2812 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2814 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2816 (arc_cpu_types): Fill the arch_info field with a pointer into the
2817 arc_arch_types table.
2818 (arc_selected_cpu): Declare.
2819 * config/arc/arc.c (arc_selected_cpu): Make global.
2820 (arc_selected_arch): Delete.
2821 (arc_base_cpu): Delete.
2822 (arc_override_options): Remove references to deleted variables,
2823 update access to arch information.
2824 (ARC_OPT): Update access to arch information.
2825 (ARC_OPTX): Likewise.
2826 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2827 (TARGET_ARC600): Update access to arch information.
2828 (TARGET_ARC601): Likewise.
2829 (TARGET_ARC700): Likewise.
2830 (TARGET_EM): Likewise.
2831 (TARGET_HS): Likewise.
2832 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2835 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2838 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2839 condition/operands for integer GE/LE/GEU/LEU operations.
2841 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2843 PR translation/79397
2844 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2847 2017-02-08 Martin Jambor <mjambor@suse.cz>
2850 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2851 whether allocation happened.
2852 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2853 nothing was allocated.
2855 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2857 PR tree-optimization/79408
2858 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2859 constant, but SSA_NAME with a known integer range, use the minimum
2860 of that range instead of op1 to determine if modulo can be replaced
2861 with its first operand.
2863 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2865 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2867 2017-02-08 Richard Biener <rguenther@suse.de>
2869 PR tree-optimization/71824
2870 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2871 Check all loops contained in the merged region.
2873 2017-02-07 Andrew Pinski <apinski@cavium.com>
2875 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2877 2017-02-07 Andrew Pinski <apinski@cavium.com>
2879 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2880 (thunderxt88): Likewise.
2881 (thunderxt81): Disable LSE and change v8.1 to v8.
2882 (thunderxt83): Likewise.
2884 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2885 Richard Biener <rguenther@suse.de>
2888 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2889 type from int to size_t.
2890 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2892 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2894 PR rtl-optimization/79386
2895 * cprop.c (bypass_conditional_jumps): Initialize
2896 bypass_last_basic_block already before splitting bbs after
2897 unconditional traps...
2898 (bypass_conditional_jumps): ... rather than here.
2901 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2902 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2903 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2904 fix -masm=intel patterns.
2906 2017-02-07 Richard Biener <rguenther@suse.de>
2908 PR tree-optimization/79256
2910 * builtins.c (get_object_alignment_2): Use min_align_of_type
2911 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2912 and ADJUST_FIELD_ALIGN.
2914 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2916 * doc/tm.texi: Regenerate.
2917 * stor-layout.c (layout_decl): Adjust.
2918 (update_alignment_for_field): Likewise.
2919 (place_field): Likewise.
2920 (min_align_of_type): Likewise.
2921 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2922 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2923 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2924 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2925 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2926 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2927 * config/i386/i386.c (x86_field_alignment): Likewise.
2928 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2929 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2930 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2931 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2932 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2933 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2937 2017-01-30 Richard Biener <rguenther@suse.de>
2939 PR tree-optimization/79256
2940 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2941 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2944 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2946 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2947 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2948 builtins to SImode and emit a zero-extend, if necessary.
2950 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2952 * docs/invoke.texi (RISC-V Options): Alphabetize.
2954 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2956 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2959 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2961 * config/riscv/riscv.c: New file.
2962 * gcc/common/config/riscv/riscv-common.c: Likewise.
2963 * config.gcc: Likewise.
2964 * config/riscv/constraints.md: Likewise.
2965 * config/riscv/elf.h: Likewise.
2966 * config/riscv/generic.md: Likewise.
2967 * config/riscv/linux.h: Likewise.
2968 * config/riscv/multilib-generator: Likewise.
2969 * config/riscv/peephole.md: Likewise.
2970 * config/riscv/pic.md: Likewise.
2971 * config/riscv/predicates.md: Likewise.
2972 * config/riscv/riscv-builtins.c: Likewise.
2973 * config/riscv/riscv-c.c: Likewise.
2974 * config/riscv/riscv-ftypes.def: Likewise.
2975 * config/riscv/riscv-modes.def: Likewise.
2976 * config/riscv/riscv-opts.h: Likewise.
2977 * config/riscv/riscv-protos.h: Likewise.
2978 * config/riscv/riscv.h: Likewise.
2979 * config/riscv/riscv.md: Likewise.
2980 * config/riscv/riscv.opt: Likewise.
2981 * config/riscv/sync.md: Likewise.
2982 * config/riscv/t-elf-multilib: Likewise.
2983 * config/riscv/t-linux: Likewise.
2984 * config/riscv/t-linux-multilib: Likewise.
2985 * config/riscv/t-riscv: Likewise.
2986 * configure.ac: Likewise.
2987 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2988 Waterman as RISC-V maintainers.
2989 * doc/install.texi: Add RISC-V entries.
2990 * doc/invoke.texi: Add RISC-V options section.
2991 * doc/md.texi: Add RISC-V constraints section.
2992 * configure: Regenerated.
2994 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2997 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2998 false values to be constant vectors with all 0 or all 1 bits set.
2999 (vcondu<mode><mode>): Likewise.
3000 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
3002 (fpmask_comparison_operator): Update comment.
3003 (vecint_comparison_operator): New predicate.
3004 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
3005 vector conditionals when the true and false values are constant
3006 vectors with all 0 bits or all 1 bits set.
3008 2017-02-06 Martin Sebor <msebor@redhat.com>
3010 PR tree-optimization/79376
3011 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
3013 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
3016 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
3017 to simplify split condition.
3019 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3021 * omp-expand.c (oxpand_omp_atomic_fetch_op,
3022 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
3025 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
3027 PR rtl-optimization/68664
3028 * target.def (can_speculate_insn): New hook.
3029 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
3030 * doc/tm.texi: Regenerate.
3031 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
3032 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
3033 (rs6000_sched_can_speculate_insn): New function.
3035 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3037 PR tree-optimization/79284
3038 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
3039 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
3040 vectorizable_mask_load_store, vectorizable_operation,
3041 vect_is_simple_cond, get_same_sized_vectype): Use it instead
3042 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
3043 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
3044 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
3045 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3046 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3047 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
3048 is_gimple_assign (stmt). Replace another such test with
3049 is_gimple_assign (stmt).
3051 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3054 * config/avr/avr.c (rtl-iter.h): Include it.
3055 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3056 (avr_legitimate_combined_insn): ...and implementation.
3058 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3060 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3061 * config/s390/s390.c (s390_const_operand_ok)
3062 (s390_canonicalize_comparison, s390_extract_part)
3063 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3064 (s390_contiguous_bitmask_p, s390_rtx_costs)
3065 (legitimize_pic_address): Likewise.
3066 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3067 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3068 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3069 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3070 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3072 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3074 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3075 REGNO($0) == REGNO($1).
3077 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3079 * config/s390/linux.h(SIZE_TYPE): Add comment.
3081 2017-02-06 Julian Brown <julian@codesourcery.com>
3082 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3083 Virendra Pathak <virendra.pathak@broadcom.com>
3085 * config/aarch64/aarch64-cores.def: Change the scheduler
3087 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3088 * config/aarch64/thunderx2t99.md: New file.
3090 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3092 * doc/standards.texi (Go Language): Update link to language
3095 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3097 * tree-eh.c (lower_resx): Sanitize profile.
3098 (cleanup_empty_eh_move_lp): Likewise.
3100 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3103 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3105 * cfgloopmanip.h (loop_version): Update prototype.
3106 * modulo-sched.c (sms_schedule): Update call of loop_version.
3107 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3108 * tree-parloops.c (gen_parallel_loop): Likewise.
3109 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3110 * tree-ssa-loop-split.c (split_loop): Likewise.
3111 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3112 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3114 2017-02-05 Martin Liska <mliska@suse.cz>
3117 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3119 (print_operand_address): Initialize a struct to zero.
3121 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3123 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3124 garbage collector only in textual form.
3126 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3128 * doc/extend.texi (x86 specific memory model extensions for
3129 transactional memory): Simplify a phrase.
3131 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3134 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3135 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3136 (atomic_storedi_1): Likewise.
3138 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3140 PR tree-optimization/79338
3141 * tree-parloops.c (gather_scalar_reductions): Don't call
3142 vect_analyze_loop_form for loop->inner before destroying loop's
3145 2017-02-03 Martin Sebor <msebor@redhat.com>
3147 PR tree-optimization/79327
3148 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3149 when precision has resulted in leading zeros.
3150 (format_integer): Adjust the likely counter to assume an unknown
3151 argument that may be zero is non-zero.
3153 2017-02-03 Jason Merrill <jason@redhat.com>
3156 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3157 avoid copying non-taken branch.
3159 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3161 PR tree-optimization/79340
3162 * tree-vect-loop.c (vectorizable_reduction): Release
3163 vec_defs elements after safe_splicing them into other vectors.
3166 PR tree-optimization/79327
3167 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3168 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3170 (format_integer): Use wide_int_to_tree instead of build_int_cst
3171 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3172 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3173 of shortest and longest sequence.
3175 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3178 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3180 2017-02-03 Walter Lee <walt@tilera.com>
3183 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3184 after initial stackframe link reg save.
3185 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3187 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3190 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3191 wu for stxssp alternative.
3193 2017-02-03 Martin Sebor <msebor@redhat.com>
3195 PR tree-optimization/79352
3196 * gimple-fold.c (get_range_strlen): Add argument.
3197 (get_range_strlen): Change return type to bool.
3198 (get_maxval_strlen): Pass in a dummy argument.
3199 * gimple-fold.h (get_range_strlen): Change return type to bool.
3200 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3201 * tree.h (array_at_struct_end_p): Add argument.
3202 * tree.c (array_at_struct_end_p): Handle it.
3204 2017-02-03 Martin Liska <mliska@suse.cz>
3207 * multiple_target.c (create_dispatcher_calls): Redirect edge
3208 from a caller of a dispatcher.
3209 (expand_target_clones): Make the clones local.
3210 (ipa_target_clone): Do both target clones and resolvers.
3211 (ipa_dispatcher_calls): Remove the pass.
3212 (pass_dispatcher_calls::gate): Likewise.
3213 (make_pass_dispatcher_calls): Likewise.
3214 * passes.def (pass_target_clone): Put as very first IPA early
3217 2017-02-03 Martin Liska <mliska@suse.cz>
3219 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3220 in case of a function with ifunc attribute.
3222 2017-02-03 Martin Liska <mliska@suse.cz>
3224 * cgraph.c (cgraph_node::dump): Dump function version info.
3225 * symtab.c (symtab_node::dump_base): Add missing new line.
3227 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3229 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3230 (ifcombine_ifandif): Use it.
3232 2017-02-03 Martin Liska <mliska@suse.cz>
3234 * doc/invoke.texi: Document default value for
3235 use-after-scope-direct-emission-threshold.
3237 2017-02-03 Martin Liska <mliska@suse.cz>
3239 PR tree-optimization/79339
3240 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3241 (format_floating): Likewise.
3243 2017-02-03 Martin Liska <mliska@suse.cz>
3246 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3248 (ipa_node_params_t::remove): Likewise.
3249 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3250 initialization from removed ipa_node_params_t::insert.
3251 (ipa_node_params::~ipa_node_params): Move from removed
3252 ipa_node_params_t::release.
3253 * symbol-summary.h (symbol_summary::m_released): New member.
3254 Do not release a summary twice. Do not allow to call finalizer
3255 for types of a summary that live in GGC memory.
3257 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3259 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3262 2017-02-02 Martin Sebor <msebor@redhat.com>
3265 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3266 (format_string): Tighten up the range of output for non-constant
3267 strings and correct the expected range for wide non-constant strings.
3269 2017-02-02 Martin Sebor <msebor@redhat.com>
3271 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3274 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3276 (-fdump-tree-@var): Add to index and document how to come up
3277 with pass-specific option and dump file names.
3278 (-fdump-passes): Clarify where to look for output.
3280 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3283 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3284 statistics of the analyzed path; allow threading for speed when
3285 any of BBs along the path are optimized for speed.
3287 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3290 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3291 settings of the virtual registers.
3294 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3296 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3297 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3300 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3302 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3303 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3305 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3307 * config/s390/s390.md: Add missing comments with the expanded
3309 * config/s390/vector.md: Likewise.
3310 * config/s390/vx-builtins.md: Likewise.
3312 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3315 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3316 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3317 conditions on a single line.
3319 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3321 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3322 __S390_VX__ to __VX__.
3324 2017-02-01 Andrew Pinski <apinski@cavium.com>
3326 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3327 stmt_info to record_stmt_cost.
3328 (vect_get_known_peeling_cost): Pass stmt_info if known to
3330 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3331 cpu_vector_cost field into
3332 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3333 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3334 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3335 splitting of scalar_stmt_cost and vec_stmt_cost.
3336 (thunderx_vector_cost): Likewise.
3337 (cortexa57_vector_cost): LIkewise.
3338 (exynosm1_vector_cost): Likewise.
3339 (xgene1_vector_cost): Likewise.
3340 (thunderx2t99_vector_cost): Improve after the splitting of the two
3342 (aarch64_builtin_vectorization_cost): Update for the splitting of
3343 scalar_stmt_cost and vec_stmt_cost.
3345 2017-02-01 Torvald Riegel <triegel@redhat.com>
3346 Richard Henderson <rth@redhat.com>
3348 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3349 conditional on existance of a fast atomic load.
3350 * optabs-query.c (can_atomic_load_p): New function.
3351 * optabs-query.h (can_atomic_load_p): Declare it.
3352 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3353 no fast atomic load is available for the particular size of access.
3354 (expand_atomic_compare_and_swap): Likewise.
3355 (expand_atomic_load): Likewise.
3356 (expand_atomic_store): Likewise.
3357 (expand_atomic_fetch_op): Likewise.
3358 * testsuite/lib/target-supports.exp
3359 (check_effective_target_sync_int_128): Remove x86 because it provides
3360 no fast atomic load.
3361 (check_effective_target_sync_int_128_runtime): Likewise.
3363 2017-02-01 Richard Biener <rguenther@suse.de>
3365 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3366 (graphite_transform_loops): Provide opt-info for optimized nests.
3367 * tree-parloop.c (parallelize_loops): Provide opt-info for
3370 2017-02-01 Richard Biener <rguenther@suse.de>
3373 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3376 2017-02-01 Richard Biener <rguenther@suse.de>
3378 PR tree-optimization/71824
3379 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3380 Verify the loops are valid in the merged SESE region.
3381 (scop_detection::can_represent_loop_1): Check analyzing the
3382 evolution of the number of iterations in the region succeeds.
3384 2017-01-31 Ian Lance Taylor <iant@golang.org>
3386 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3387 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3389 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3391 PR preprocessor/79210
3392 * input.c (get_substring_ranges_for_loc): Replace line_width
3393 assertion with error-handling.
3395 2017-01-31 Richard Biener <rguenther@suse.de>
3397 PR tree-optimization/77318
3398 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3399 (create_pw_aff_from_tree): Take loop parameter.
3400 (add_condition_to_pbb): Pass loop of the condition to
3401 create_pw_aff_from_tree.
3403 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3405 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3406 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3408 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3412 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3414 (convert_int_to_float128): Likewise.
3415 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3416 (convert_int_to_float128): Likewise.
3417 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3418 (UNSPEC_IEEE128_CONVERT): Likewise.
3419 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3420 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3421 Use local variables for IBM extended format.
3422 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3423 (fix_trunc<mode>si2_fprs): Likewise.
3424 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3425 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3426 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3427 to know that we can now have integers of all sizes in vector
3429 (fix<uns>_<mode>di2_hw): Likewise.
3430 (float<uns>_<mode>si2_hw): Likewise.
3431 (fix_<mode>si2_hw): Likewise.
3432 (fixuns_<mode>si2_hw): Likewise.
3433 (float<uns>_<mode>di2_hw): Likewise.
3434 (float_<mode>di2_hw): Likewise.
3435 (float_<mode>si2_hw): Likewise.
3436 (floatuns_<mode>di2_hw): Likewise.
3437 (floatuns_<mode>si2_hw): Likewise.
3438 (xscvqp<su>wz_<mode>): Delete, no longer used.
3439 (xscvqp<su>dz_<mode>): Likewise.
3440 (xscv<su>dqp_<mode>): Likewise.
3441 (ieee128_mfvsrd_64bit): Likewise.
3442 (ieee128_mfvsrd_32bit): Likewise.
3443 (ieee128_mfvsrwz): Likewise.
3444 (ieee128_mtvsrw): Likewise.
3445 (ieee128_mtvsrd_64bit): Likewise.
3446 (ieee128_mtvsrd_32bit): Likewise.
3448 2017-01-31 Martin Liska <mliska@suse.cz>
3451 * ipa-prop.c (ipa_free_all_node_params): Call release method
3452 instead of ~sumbol_summary to not to trigger double times
3455 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3457 PR tree-optimization/71691
3458 * bitmap.h (class auto_bitmap): New.
3459 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3460 is_maybe_undefined instead of ssa_undefined_value_p.
3462 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3464 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3465 __S390_ARCH_LEVEL__ to __ARCH__.
3467 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3469 PR tree-optimization/79267
3470 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3471 if should_remove_lhs_p is true.
3473 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3476 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3477 (add_alignment_attribute): New.
3478 (base_type_die): Add alignment attribute.
3479 (subrange_type_die): Likewise.
3480 (modified_type_die): Likewise.
3481 (gen_array_type_die): Likewise.
3482 (gen_descr_array_type_die: Likewise.
3483 (gen_enumeration_type_die): Likewise.
3484 (gen_subprogram_die): Likewise.
3485 (gen_variable_die): Likewise.
3486 (gen_field_die): Likewise.
3487 (gen_ptr_to_mbr_type_die): Likewise.
3488 (gen_struct_or_union_type_die): Likewise.
3489 (gen_subroutine_type_die): Likewise.
3490 (gen_typedef_die): Likewise.
3491 (base_type_cmp): Compare alignment attribute.
3493 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3496 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3497 (setb_unsigned) New pattern for setb with CCUNS.
3498 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3499 subfc./subfe sequence to avoid overflow problems. Generate a
3500 shorter sequence with cmpld/setb for power9.
3501 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3502 for generating subfc. instruction.
3503 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3504 now uses this instruction.
3506 2017-01-30 Ian Lance Taylor <iant@google.com>
3509 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3510 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3512 2017-01-30 Martin Sebor <msebor@redhat.com>
3514 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3515 Move constant to the right of a relational operator.
3516 (get_mpfr_format_length, format_character, format_string): Ditto.
3517 (should_warn_p, maybe_warn): Same.
3519 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3521 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3524 * asan.c (get_translation_unit_decl): Remove function.
3525 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3527 2017-01-30 Martin Liska <mliska@suse.cz>
3529 PR gcov-profile/79259
3530 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3533 2017-01-30 Martin Liska <mliska@suse.cz>
3536 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3537 Initialize variables with NULL value.
3539 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3542 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3544 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3546 2017-01-30 Richard Biener <rguenther@suse.de>
3548 PR tree-optimization/79276
3549 * tree-vrp.c (process_assert_insertions): Properly adjust common
3550 when removing a duplicate.
3552 * gcc.dg/torture/pr79276.c: New testcase.
3554 2017-01-30 Richard Biener <rguenther@suse.de>
3556 PR tree-optimization/79256
3557 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3558 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3560 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3562 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3565 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3566 ("*r<noxa>sbg_<mode>_sll_bitmask")
3567 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3568 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3569 Use contiguous_bitmask_nowrap_operand.
3571 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3574 * config/rs6000/altivec.h (vec_xl): Revise #define.
3575 (vec_xst): Likewise.
3577 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3579 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3581 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3583 PR rtl-optimization/79194
3584 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3585 traps before call to bypass_conditional_jumps.
3587 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3589 PR tree-optimization/71374
3590 * lra-constraints.c (check_conflict_input_operands): New.
3591 (match_reload): Use it.
3593 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3596 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3597 account to calculate conflict_set.
3599 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3601 PR rtl-optimization/78559
3602 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3603 other_insn in combine.
3605 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3607 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3608 uint16_type_node for BT_UINT16.
3610 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3612 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3613 "RTL Tests" to menu.
3614 (GIMPLE Tests): New node.
3615 (RTL Tests): New node.
3617 2017-01-27 Richard Biener <rguenther@suse.de>
3619 PR tree-optimization/79245
3620 * tree-loop-distribution.c (distribute_loop): Apply cost
3621 modeling also to detected patterns.
3623 2017-01-27 Richard Biener <rguenther@suse.de>
3625 PR tree-optimization/71433
3626 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3627 (compare_assert_loc): New function.
3628 (process_assert_insertions): Sort and optimize assert locations
3629 to remove duplicates and push down identical assertions on
3630 edges to their destination block.
3632 2017-01-27 Richard Biener <rguenther@suse.de>
3634 PR tree-optimization/79244
3635 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3636 out SSA names even if abnormal.
3638 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3640 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3641 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3642 instead of MPFR_RNDN.
3644 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3647 * arm.c (arm_option_override): Don't call build_target_option_node
3648 until after doing all option overrides.
3649 (arm_valid_target_attribute_tree): Likewise.
3651 2017-01-27 Martin Liska <mliska@suse.cz>
3653 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3654 for {cd}tors and C++ {cd}tors.
3656 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3658 * config/s390/s390.md ("*setmem_long_and")
3659 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3661 2017-01-26 Martin Sebor <msebor@redhat.com>
3663 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3666 2017-01-26 Martin Sebor <msebor@redhat.com>
3668 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3669 HAVE_DFmode before using XFmode or DFmode.
3670 (parse_directive): Avoid using the z length modifier to avoid
3671 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3674 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3675 to accept adjustment as an array.
3676 (get_int_range): New function.
3677 (struct directive): Make width and prec arrays.
3678 (directive::set_width, directive::set_precision): Call get_int_range.
3679 (format_integer, format_floating): Handle width and precision ranges.
3680 (format_string, parse_directive): Same.
3682 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3685 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3686 comdat_type_p set, just clone them, but keep the children in the
3690 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3691 which have direct callers with -fvar-tracking-assignments enabled
3693 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3694 inside of type units.
3696 2017-01-26 Martin Sebor <msebor@redhat.com>
3699 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3701 (struct format_result): Replace number_chars, number_chars_min,
3702 and number_chars_max with a single member of struct result_range.
3704 (format_result::operator+=): Adjust.
3705 (struct fmtresult): Remove bounded. Handle likely and unlikely
3707 (fmtresult::adjust_for_width_or_precision): New function.
3708 (fmtresult:type_max_digits): New function.
3709 (bytes_remaining): Handle likely and unlikely counters.
3710 (min_bytes_remaining): Remove.
3711 (format_percent): Simplify.
3712 (format_integer, format_floating): Set likely and unlikely counters.
3713 (get_string_length, format_character, format_string): Same.
3714 (format_plain, should_warn_p): New function.
3715 (maybe_warn): Call should_warn_p. Update diagnostic messages
3716 and handle those for all directives, including plain strings.
3717 (format_directive): Handle likely and unlikely counters.
3718 Remove unnecessary quoting from diagnostics. Add an informational
3720 (add_bytes): Remove.
3721 (pass_sprintf_length::compute_format_length): Simplify.
3722 (try_substitute_return_value): Handle likely and unlikely counters.
3724 2017-01-26 Carl Love <cel@us.ibm.com>
3726 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3727 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3729 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3732 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3733 endianess for subregs into account.
3734 * lra-constraints.c (lra_constraints): Do risky transformations
3735 always on the first iteration.
3736 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3737 last_call_used_reg_set.
3738 (process_bb_lives): Define and use last_call_used_reg_set.
3739 * lra.c (lra): Always continue after lra_constraints on the first
3742 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3744 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3746 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3748 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3750 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3751 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3752 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3753 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3754 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3755 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3756 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3757 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3758 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3760 2017-01-26 Marek Polacek <polacek@redhat.com>
3763 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3764 for the third operand.
3766 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3769 * omp-low.c (struct omp_context): Add simt_stmt field.
3770 (scan_omp_for): Return omp_context *.
3771 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3772 context to the _simt_ SIMD stmt.
3773 (lower_omp_for): For combined SIMD with sibling _simt_
3774 SIMD, make sure to use the same decls in _looptemp_
3775 clauses as in the sibling.
3777 2017-01-26 David Sherwood <david.sherwood@arm.com>
3780 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3783 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3786 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3787 emit fld b; fld a; if possible.
3789 * brig-builtins.def: Update copyright years.
3790 * config/arm/arm_acle_builtins.def: Update copyright years.
3792 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3795 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3796 constraint instead of o for the stxsd instruction.
3798 2017-01-25 Carl Love <cel@us.ibm.com>
3800 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3801 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3803 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3805 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3807 2017-01-25 Richard Biener <rguenther@suse.de>
3809 PR tree-optimization/69264
3810 * target.def (vector_alignment_reachable): Improve documentation.
3811 * doc/tm.texi: Regenerate.
3812 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3814 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3815 earlier changes with respect to TYPE_USER_ALIGN.
3816 (vector_alignment_reachable_p): Likewise. Improve dumping.
3818 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3821 * config/arm/arm.md (xordi3): Force constant operand into a register
3824 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3826 * doc/invoke.texi (-fstore-merging): Correct default optimization
3827 levels at which it is enabled.
3828 (-O): Move -fstore-merging from list to...
3831 2017-01-25 Richard Biener <rguenther@suse.de>
3834 * omp-expand.c: Include debug.h.
3835 (expand_omp_taskreg): Make sure to generate early debug before
3836 outlining anything from a function.
3837 (expand_omp_target): Likewise.
3838 (grid_expand_target_grid_body): Likewise.
3840 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3843 * asan.c (get_translation_unit_decl): New function.
3844 (asan_add_global): Extract modules file name from globals
3845 TRANSLATION_UNIT_DECL name.
3847 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3850 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3851 for long calls with APCS frame and VFP.
3853 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3855 * cfg.c (original_copy_tables_initialized_p): New function.
3856 * cfg.h (original_copy_tables_initialized_p): New decl.
3857 * cfgrtl.c (relink_block_chain): Guard the call to
3858 free_original_copy_tables with a call to
3859 original_copy_tables_initialized_p.
3860 * cgraph.h (symtab_node::native_rtl_p): New decl.
3861 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3862 (symtab_node::needed_p): Don't assert for early assembly output
3863 for __RTL functions.
3864 (cgraph_node::finalize_function): Set "force_output" for __RTL
3866 (cgraph_node::analyze): Bail out early for __RTL functions.
3867 (analyze_functions): Update assertion to support __RTL functions.
3868 (cgraph_node::expand): Bail out early for __RTL functions.
3869 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3871 * function.h (struct function): Update comment for field
3873 * gimple-expr.c: Include "tree-pass.h".
3874 (gimple_has_body_p): Return false for __RTL functions.
3875 * Makefile.in (OBJS): Add run-rtl-passes.o.
3876 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3878 (gcc::pass_manager::get_clean_slate): New accessor.
3879 * passes.c: Include "insn-addr.h".
3880 (should_skip_pass_p): Add logging. Update logic for running
3881 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3882 property-provider override so it is only done for gimple passes.
3884 (skip_pass): New function.
3885 (execute_one_pass): Call skip_pass when skipping passes.
3886 * read-md.c (md_reader::read_char): Support filtering
3887 the input to a subset of line numbers.
3888 (md_reader::md_reader): Initialize fields
3889 m_first_line and m_last_line.
3890 (md_reader::read_file_fragment): New function.
3891 * read-md.h (md_reader::read_file_fragment): New decl.
3892 (md_reader::m_first_line): New field.
3893 (md_reader::m_last_line): New field.
3894 * read-rtl-function.c (function_reader::create_function): Only
3895 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3896 curr_properties. Set DECL_INITIAL to a dummy block.
3897 (read_rtl_function_body_from_file_range): New function.
3898 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3900 * run-rtl-passes.c: New file.
3901 * run-rtl-passes.h: New file.
3903 2017-01-24 Jeff Law <law@redhat.com>
3905 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3908 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3910 PR tree-optimization/79159
3911 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3912 (record_nonwrapping_iv): Improve boundary using above function if no
3913 value range information.
3915 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3916 Martin Jambor <mjambor@suse.cz>
3918 * brig-builtins.def: New file.
3919 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3920 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3921 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3922 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3923 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3924 * builtin-types.def (BT_INT8): New.
3925 (BT_INT16): Likewise.
3926 (BT_UINT8): Likewise.
3927 (BT_UINT16): Likewise.
3928 (BT_FN_ULONG): Likewise.
3929 (BT_FN_UINT_INT): Likewise.
3930 (BT_FN_UINT_ULONG): Likewise.
3931 (BT_FN_UINT_LONG): Likewise.
3932 (BT_FN_UINT_PTR): Likewise.
3933 (BT_FN_ULONG_PTR): Likewise.
3934 (BT_FN_INT8_FLOAT): Likewise.
3935 (BT_FN_INT16_FLOAT): Likewise.
3936 (BT_FN_UINT32_FLOAT): Likewise.
3937 (BT_FN_UINT16_FLOAT): Likewise.
3938 (BT_FN_UINT8_FLOAT): Likewise.
3939 (BT_FN_UINT64_FLOAT): Likewise.
3940 (BT_FN_UINT16_UINT32): Likewise.
3941 (BT_FN_UINT32_UINT16): Likewise.
3942 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3943 (BT_FN_INT_PTR_INT): Likewise.
3944 (BT_FN_UINT_PTR_UINT): Likewise.
3945 (BT_FN_LONG_PTR_LONG): Likewise.
3946 (BT_FN_ULONG_PTR_ULONG): Likewise.
3947 (BT_FN_VOID_UINT64_UINT64): Likewise.
3948 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3949 (BT_FN_INT8_INT8_INT8): Likewise.
3950 (BT_FN_INT16_INT16_INT16): Likewise.
3951 (BT_FN_INT_INT_INT): Likewise.
3952 (BT_FN_UINT_FLOAT_UINT): Likewise.
3953 (BT_FN_FLOAT_UINT_UINT): Likewise.
3954 (BT_FN_ULONG_UINT_UINT): Likewise.
3955 (BT_FN_ULONG_UINT_PTR): Likewise.
3956 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3957 (BT_FN_UINT_UINT_UINT): Likewise.
3958 (BT_FN_VOID_UINT_PTR): Likewise.
3959 (BT_FN_UINT_UINT_PTR: Likewise.
3960 (BT_FN_UINT32_UINT64_PTR): Likewise.
3961 (BT_FN_INT_INT_UINT_UINT): Likewise.
3962 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3963 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3964 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3965 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3966 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3967 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3968 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3969 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3970 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3971 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3972 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3973 * doc/frontends.texi: List BRIG FE.
3974 * doc/install.texi (Testing): Add BRIG tesring requirements.
3975 * doc/invoke.texi (Overall Options): Mention BRIG.
3976 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3978 2017-01-24 Richard Biener <rguenther@suse.de>
3980 PR translation/79208
3981 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3983 2017-01-24 Martin Jambor <mjambor@suse.cz>
3986 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3987 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3990 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3993 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3994 casts from signed to unsigned really don't have a range.
3996 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3998 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3999 GMP_RNDx for compatiblity.
4001 2017-01-24 Martin Liska <mliska@suse.cz>
4004 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
4005 that would prevent us to call alloca with -1 as argument.
4007 2017-01-24 Jakub Jelinek <jakub@redhat.com>
4009 * dwarf2out.c (output_compilation_unit_header, output_file_names):
4010 Avoid -Wformat-security warning.
4012 2017-01-23 Andrew Pinski <apinski@cavium.com>
4014 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
4017 2017-01-23 Martin Sebor <msebor@redhat.com>
4020 * gimple-ssa-sprintf.c (warn_level): New global.
4021 (format_integer): Use it here and throughout the rest of the file.
4022 Use the same switch to compute sign as base.
4023 (maybe_warn): New function.
4024 (format_directive): Factor out warnings into maybe_warn.
4025 Add debugging output. Use warn_level.
4026 (add_bytes): Use warn_level.
4027 (pass_sprintf_length::compute_format_length): Add debugging output.
4028 (try_substitute_return_value): Same.
4029 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
4032 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
4033 (struct fmtresult, format_integer, format_floating): Adjust.
4034 (fmtresult::fmtresult): Set max correctly in two argument ctor.
4035 (get_string_length, format_string,format_directive): Same.
4036 (pass_sprintf_length::compute_format_length): Same.
4037 (try_substitute_return_value): Simplify slightly.
4040 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
4041 (fmtresult::operator+=): Outlined.
4042 (struct fmtresult): Add ctors.
4043 (struct conversion_spec): Rename...
4044 (struct directive): ...to this. Add and remove data members.
4045 (directive::set_width, directive::set_precision): New functions.
4046 (format_percent): Use fmtresult ctor.
4047 (get_width_and_precision): Remove.
4048 (format_integer): Make naming changes. Avoid computing width and
4050 (format_floating): Same. Adjust indentation.
4051 (format_character, format_none): New functions.
4052 (format_string): Moved character handling to format_character.
4053 (format_directive): Remove arguments, change return type.
4054 (parse_directive): New function.
4055 (pass_sprintf_length::compute_format_length): Move directive
4056 parsing to parse_directive.
4058 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4060 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4061 (assign_assembler_name_if_needed): ... this.
4062 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4063 (assign_assembler_name_if_needed): ... this.
4064 (free_lang_data_in_cgraph): Adjust callers.
4065 * cgraphunit.c (cgraph_node::analyze): Likewise.
4066 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4069 2017-01-23 Richard Biener <rguenther@suse.de>
4071 PR tree-optimization/79088
4072 PR tree-optimization/79188
4073 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4074 resetting loop bounds after last path deletion. Reset loop
4075 bounds of the target loop, make code match the comments.
4076 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4077 Make sure loops need no fixups.
4079 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4081 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4082 exponent support with double type for first argument.
4083 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4084 type returned by __builtin_vec_extract_sig,
4085 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4086 functions from "vector int" to "vector unsigned int" or from
4087 "vector long long int" to "vector unsigned long long int".
4088 Changed type returned by __builtin_vec_extract_exp,
4089 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4090 functions from "vector int" to "vector unsigned int" or from
4091 "vector long long int" to "vector unsigned long long int".
4092 Changed return type of __builtin_vec_test_data_class,
4093 __builtin_vec_test_data_class_sp, and
4094 __builtin_vec_test_data_class_dp from "vector int" to
4095 "vector bool int" or from "vector long long int" to "vector bool
4096 long long int" and changed second argument type from "unsigned
4097 int" to "int". Added new overloaded function forms "vector float
4098 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4099 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4100 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4101 double, vector unsigned long long int)" and "vector double
4102 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4103 long int)". Changed return type of
4104 __builtin_scalar_test_data_class and
4105 __builtin_scalar_test_data_class_sp and
4106 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4107 int" and changed second argument from "unsigned int" to "int".
4108 Changed type returned by __builtin_scalar_test_neg,
4109 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4110 from "int" to "bool int". Added new overloaded function form
4111 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4112 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4113 exponent double-precision with floating point first argument.
4114 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4115 documentation of scalar_test_data_class, scalar_test_neg,
4116 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4117 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4118 vec_test_data_class built-in functions to reflect refinements in
4119 their type signatures.
4121 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4123 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4125 (aarch64_elf_asm_destructor): Likewise.
4127 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4129 PR rtl-optimization/78634
4130 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4131 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4132 * ifcvt.c (noce_try_cmove): Add missing cost check.
4134 PR rtl-optimization/71724
4135 * combine.c (if_then_else_cond): Look for situations where it is
4136 beneficial to undo the work of one of the recursive calls.
4138 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4140 PR tree-optimization/70754
4141 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4142 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4143 combined stmt before it if not NULL.
4144 (combine_chains): Process refs reversely and compute dominance point
4147 2017-01-23 Martin Liska <mliska@suse.cz>
4149 PR tree-optimization/79196
4150 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4151 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4153 (strlen_optimize_stmt): Call the renamed function.
4155 2017-01-23 Michael Matz <matz@suse.de>
4157 PR tree-optimization/78384
4158 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4160 2017-01-23 Richard Biener <rguenther@suse.de>
4162 PR tree-optimization/79186
4163 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4164 both incoming edges before moving an assert.
4166 2017-01-23 Martin Jambor <mjambor@suse.cz>
4168 * ipa-prop.c (load_from_param_1): Removed.
4169 (load_from_unmodified_param): Bits from load_from_param_1 put back
4171 (load_from_param): Removed.
4172 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4173 with stmt. Reverted back to use of load_from_unmodified_param.
4175 2017-01-23 Martin Jambor <mjambor@suse.cz>
4178 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4179 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4180 field a pointer to garbage collected vector, mark lattices and
4181 ipcp_orig_node with GTY((skip)).
4182 (ipa_get_param_count): Adjust to descriptors being a pointer.
4183 (ipa_get_param): Likewise.
4184 (ipa_get_type): Likewise.
4185 (ipa_get_param_move_cost): Likewise.
4186 (ipa_set_param_used): Likewise.
4187 (ipa_get_controlled_uses): Likewise.
4188 (ipa_set_controlled_uses): Likewise.
4189 (ipa_is_param_used): Likewise.
4190 (ipa_node_params_t): Move into garbage collector. New methods insert
4192 (ipa_node_params_sum): Annotate wth GTY(()).
4193 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4195 (ipa_load_from_parm_agg): Adjust declaration.
4196 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4197 * ipa-profile.c (ipa_profile): Likewise.
4198 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4199 (ipa_populate_param_decls): Make descriptors parameter garbage
4201 (ipa_dump_param): Adjust to descriptors being a pointer.
4202 (ipa_alloc_node_params): Likewise.
4203 (ipa_initialize_node_params): Likewise.
4204 (load_from_param_1): Make descriptors parameter garbage collected.
4205 (load_from_unmodified_param): Likewise.
4206 (load_from_param): Likewise.
4207 (ipa_load_from_parm_agg): Likewise.
4208 (ipa_node_params::~ipa_node_params): Removed.
4209 (ipa_free_all_node_params): Remove call to delete operator.
4210 (ipa_node_params_t::insert): New.
4211 (ipa_node_params_t::remove): Likewise.
4212 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4213 copy known_csts and known_contexts vectors.
4214 (ipa_read_node_info): Adjust to descriptors being a pointer.
4215 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4217 (ipcp_transform_function): Make descriptors variable garbage
4220 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4222 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4223 * config/i386/avx512dqintrin.h: Ditto.
4224 * config/i386/avx512fintrin.h: Ditto.
4225 * gcc/config/i386/i386.c: Handle new builtins.
4226 * config/i386/i386-builtin.def: Add new builtins.
4227 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4228 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4230 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4231 Martin Liska <mliska@suse.cz>
4233 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4234 * asan.c (asan_expand_poison_ifn): Support stores and use
4235 appropriate ASAN report function.
4236 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4237 * internal-fn.def (ASAN_POISON_USE): Declare.
4238 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4239 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4240 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4241 ASAN_POISON calls w/o LHS.
4242 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4243 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4244 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4245 * gimplify.c (asan_poison_variables): Add attribute
4246 use_after_scope_memory to variables that really needs to live
4248 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4249 having the attribute.
4251 2017-01-23 Martin Liska <mliska@suse.cz>
4253 * asan.c (create_asan_shadow_var): New function.
4254 (asan_expand_poison_ifn): Likewise.
4255 * asan.h (asan_expand_poison_ifn): New declaration.
4256 * internal-fn.c (expand_ASAN_POISON): Likewise.
4257 * internal-fn.def (ASAN_POISON): New builtin.
4258 * sanopt.c (pass_sanopt::execute): Expand
4259 asan_expand_poison_ifn.
4260 * tree-inline.c (copy_decl_for_dup_finish): Make function
4262 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4263 * tree-ssa.c (is_asan_mark_p): New function.
4264 (execute_update_addresses_taken): Rewrite local variables
4265 (identified just by use-after-scope as addressable) into SSA.
4267 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4269 * doc/install.texi (Specific): opensource.apple.com uses https
4270 now. Remove trailing slash.
4272 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4274 * README.Portability: Remove note on an Irix compatibility issue.
4276 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4278 * gcov.c (INCLUDE_ALGORITHM): Define.
4279 (INCLUDE_VECTOR): Define.
4280 No longer include <vector> and <algorithm> directly.
4282 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4284 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4286 * doc/invoke.texi (Code Gen Options): Ditto.
4288 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4291 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4293 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4295 rtl-optimization/79125
4296 * cprop.c (local_cprop_pass): Handle cases where we make an
4299 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4303 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4304 read from, for big endian.
4306 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4308 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4309 register pauth builtins for LP64 only.
4311 2017-01-20 Marek Polacek <polacek@redhat.com>
4314 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4317 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4319 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4321 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4322 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4323 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4325 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4328 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4329 in big-endian mode when they are not a single duplicated value.
4331 2017-01-20 Richard Biener <rguenther@suse.de>
4333 * BASE-VER: Bump to 7.0.1.
4335 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4337 * omp-low.c (omplow_simd_context): New struct. Use it...
4338 (lower_rec_simd_input_clauses): ...here and...
4339 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4340 references to idx, lane, max_vf, is_simt.
4342 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4344 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4347 2017-01-20 Martin Jambor <mjambor@suse.cz>
4349 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4350 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4352 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4353 (GTFILES): Rename hsa.c to hsa-common.c.
4354 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4355 * hsa-dump.c: Likewise.
4356 * hsa-gen.c: Likewise.
4357 * hsa-regalloc.c: Likewise.
4358 * ipa-hsa.c: Likewise.
4359 * omp-expand.c: Likewise.
4360 * omp-low.c: Likewise.
4361 * toplev.c: Likewise.
4363 2017-01-20 Marek Polacek <polacek@redhat.com>
4366 * doc/invoke.texi: Document -Wduplicated-branches.
4367 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4368 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4369 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4370 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4371 return 0 only when not OEP_LEXICOGRAPHIC.
4372 (fold_build_cleanup_point_expr): Use the expression
4373 location when building CLEANUP_POINT_EXPR.
4374 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4375 * tree.c (add_expr): Handle error_mark_node.
4377 2017-01-20 Martin Liska <mliska@suse.cz>
4380 * tree-profile.c (init_ic_make_global_vars): Do not call
4382 (gimple_init_gcov_profiler): Likewise.
4384 2017-01-20 Martin Liska <mliska@suse.cz>
4387 * cgraph.h (maybe_create_reference): Remove argument and
4389 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4391 * ipa-cp.c (create_specialized_node): Likewise.
4392 * symtab.c (symtab_node::maybe_create_reference): Handle
4393 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4395 2017-01-20 Martin Liska <mliska@suse.cz>
4397 * read-rtl-function.c (function_reader::create_function): Use
4398 build_decl instread of build_decl_stat.
4400 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4402 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4403 * config/i386/avx512dqintrin.h: Ditto.
4404 * config/i386/avx512fintrin.h: Ditto.
4405 * config/i386/i386-builtin-types.def: Add new types.
4406 * gcc/config/i386/i386.c: Handle new types.
4407 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4408 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4409 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4410 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4411 (__builtin_ia32_kshiftridi): New.
4412 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4414 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4418 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4419 define to rs6000_init_stack_protect_guard.
4420 (rs6000_init_stack_protect_guard): New function.
4422 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4423 Yunqiang Su <yunqiang.su@imgtec.com>
4425 * config.gcc (supported_defaults): Add madd4.
4426 (with_madd4): Add validation.
4427 (all_defaults): Add madd4.
4428 * config/mips/mips.opt (mmadd4): New option.
4429 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4431 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4433 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4434 (ISA_HAS_FUSED_MADD4): Likewise.
4435 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4436 * gcc/doc/install.texi (--with-madd4): Document the new option.
4438 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4440 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4441 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4442 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4443 (aarch64_init_pauth_hint_builtins): New.
4444 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4445 (aarch64_expand_builtin): Expand new builtins.
4447 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4449 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4450 * combine-stack-adj.c (no_unhandled_cfa): Handle
4451 REG_CFA_TOGGLE_RA_MANGLE.
4452 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4453 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4454 info for return address signing.
4455 (aarch64_expand_epilogue): Likewise.
4457 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4459 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4460 * config/aarch64/aarch64-protos.h
4461 (aarch64_return_address_signing_enabled): New declaration.
4462 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4464 (aarch64_expand_prologue): Sign return address before it's pushed onto
4466 (aarch64_expand_epilogue): Authenticate return address fetched from
4468 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4469 (aarch64_attributes): New function attributes for "sign-return-address".
4470 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4471 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4472 ("*do_return"): Generate combined instructions according to key index.
4473 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4474 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4476 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4477 * config/aarch64/aarch64.opt (msign-return-address=): New.
4478 * doc/extend.texi (AArch64 Function Attributes): Documents
4479 "sign-return-address=".
4480 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4482 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4484 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4485 overall option summary.
4487 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4489 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4490 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4491 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4492 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4494 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4496 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4497 -mpower9-minmax by default for -mcpu=power9.
4498 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4499 128-bit floating point.
4501 2017-01-20 Alan Modra <amodra@gmail.com>
4503 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4504 optimizing for size.
4506 2017-01-20 Alan Modra <amodra@gmail.com>
4509 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4510 for strcmp and strncmp from corresponding builtin decl.
4512 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4514 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4515 instead of i386/rtems-64.h.
4516 * config/i386/rtems-64.h: Remove.
4518 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4522 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4526 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4528 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4529 Change int to HOST_WIDE_INT.
4530 * config/aarch64/aarch64-protos.h
4531 (aarch64_simd_gen_const_vector_dup): Likewise.
4532 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4534 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4536 * langhooks-def.h (lhd_type_for_size): New decl.
4537 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4538 * langhooks.c (lhd_type_for_size): New function, taken from
4541 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4543 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4544 define_bypass for CR latency.
4545 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4546 (power9-alu2): Add define_bypass for CR latency.
4548 (power9-mul): Update insn latency.
4549 (power9-mul-compare): Update insn latency, bypass latency and remove
4552 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4554 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4556 * config/aarch64/aarch64.md
4557 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4558 aarch64_nopcrelative_literal_loads.
4559 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4561 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4563 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4565 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4567 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4570 * config.gcc (supported_defaults): Add lxc1-sxc1.
4571 (with_lxc1_sxc1): Add validation.
4572 (all_defaults): Add lxc1-sxc1.
4573 * config/mips/mips.opt (mlxc1-sxc1): New option.
4574 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4576 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4577 __mips_no_lxc1_sxc1.
4578 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4579 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4580 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4582 2017-01-19 Richard Biener <rguenther@suse.de>
4584 PR tree-optimization/72488
4585 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4586 sure to restore SSA info.
4587 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4589 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4591 PR rtl-optimization/79121
4592 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4593 of the inner type when shifting an extended value.
4595 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4598 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4599 interposable aliases.
4601 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4604 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4605 Use the evmergelohi instruction.
4606 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4607 (mov_sitf_e500_subreg8_2_be): Likewise.
4608 (mov_sitf_e500_subreg12_2_le): Likewise.
4609 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4610 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4611 (mov_sitf_e500_subreg8_2_le): Likewise.
4612 (mov_sitf_e500_subreg12_2_be): Likewise.
4614 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4616 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4617 attribute from vecsimple to vecperm.
4618 (altivec_vbpermq2): Likewise.
4620 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4623 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4625 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4626 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4627 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4628 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4629 case where N arg is SIZE_MAX.
4630 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4631 (cmpstrsi): Add pattern.
4633 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4635 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4636 __builtin_vec_revb builtins.
4637 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4638 built-in functions to support generation of the ISA 3.0 XXBR<x>
4639 vector byte reverse instructions.
4640 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4641 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4642 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4643 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4644 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4645 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4646 (P9V_BUILTIN_VEC_REVB): Likewise.
4647 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4648 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4649 (p9_xxbrq_v16qi): Likewise.
4650 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4651 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4652 (p9_xxbrh_v8hi): Likewise.
4653 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4654 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4655 vec_revb built-in functions.
4657 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4659 PR rtl-optimization/78952
4660 * config/i386/i386.md (any_extract): New code iterator.
4661 (*insvqi_2): Use any_extract for source operand.
4662 (*insvqi_3): Use any_shiftrt for source operand.
4664 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4666 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4668 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4670 2017-01-18 Matthias Klose <doko@ubuntu.com>
4672 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4674 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4676 * config/rs6000/altivec.h (vec_bperm): Change #define.
4677 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4678 (altivec_vbpermq2): New define_insn.
4679 (altivec_vbpermd): Likewise.
4680 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4682 (VBPERMD): Likewise.
4683 (VBPERM): New polymorphic function interface.
4684 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4685 Add entries for P9V_BUILTIN_VEC_VBPERM.
4686 * doc/extend.texi: Add interfaces for vec_bperm.
4688 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4690 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4691 first letter of error messages.
4692 (s390_resolve_overloaded_builtin): Likewise.
4693 * config/s390/s390.c (s390_expand_builtin): Likewise.
4694 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4695 (s390_valid_target_attribute_inner_p): Likewise.
4696 * config/s390/s390.md ("tabort"): Likewise.
4698 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4700 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4701 (ISA_AVOID_DIV_HILO): New macro.
4702 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4703 (ISA_HAS_DDIV): Likewise.
4705 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4707 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4709 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4711 * doc/invoke.texi (fabi-version): Spelling fix.
4713 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4716 * doc/invoke.texi (fabi-version): Mention mangling fix for
4719 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4722 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4724 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4727 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4728 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4730 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4732 (stack_protect_test): Ditto.
4733 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4734 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4736 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4737 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4738 -mstack-protector-guard-offset=.
4739 (RS/6000 and PowerPC Options): Ditto.
4741 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.h (MASK_CLASS_P): New define.
4744 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4745 there are no registers from different register sets also when
4746 mask registers are used. Update function comment.
4747 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4748 to (*k/*r) and (*k/*km) alternatives.
4750 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4752 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4753 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4754 (EH_RETURN_HANDLER_RTX): New define.
4755 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4756 Force frame pointer in EH return functions.
4757 (aarch64_expand_epilogue): Add barrier for eh_return.
4758 (aarch64_final_eh_return_addr): Remove.
4759 (aarch64_eh_return_handler_rtx): New function.
4760 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4762 (aarch64_eh_return_handler_rtx): New prototype.
4764 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4766 * config/rs6000/altivec.h (vec_rlmi): New #define.
4767 (vec_vrlnm): Likewise.
4768 (vec_rlnm): Likewise.
4769 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4770 (UNSPEC_VRLNM): Likewise.
4771 (VIlong): New mode iterator.
4772 (altivec_vrl<VI_char>mi): New define_insn.
4773 (altivec_vrl<VI_char>nm): Likewise.
4774 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4777 (RLNM): New polymorphic function entry.
4778 (VRLWMI): New monomorphic function entry.
4780 (RLMI): New polymorphic function entry.
4781 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4782 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4783 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4786 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4789 * dwarf2out.c (field_byte_offset): Restore the
4790 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4791 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4792 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4795 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4798 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4800 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4803 * dwarf2out.c (add_data_member_location_attribute): For constant
4804 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4805 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4806 DW_AT_byte_size attributes.
4808 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4810 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4811 after forcing to constant memory when the code model is medium.
4813 2017-01-17 Julia Koval <julia.koval@intel.com>
4816 * config/i386/avx512fintrin.h
4817 (_mm512_i32gather_ps): Change __addr type to void const*.
4818 (_mm512_mask_i32gather_ps): Ditto.
4819 (_mm512_i32gather_pd): Ditto.
4820 (_mm512_mask_i32gather_pd): Ditto.
4821 (_mm512_i64gather_ps): Ditto.
4822 (_mm512_mask_i64gather_ps): Ditto.
4823 (_mm512_i64gather_pd): Ditto.
4824 (_mm512_mask_i64gather_pd): Ditto.
4825 (_mm512_i32gather_epi32): Ditto.
4826 (_mm512_mask_i32gather_epi32): Ditto.
4827 (_mm512_i32gather_epi64): Ditto.
4828 (_mm512_mask_i32gather_epi64): Ditto.
4829 (_mm512_i64gather_epi32): Ditto.
4830 (_mm512_mask_i64gather_epi32): Ditto.
4831 (_mm512_i64gather_epi64): Ditto.
4832 (_mm512_mask_i64gather_epi64): Ditto.
4833 (_mm512_i32scatter_ps): Change __addr type to void*.
4834 (_mm512_mask_i32scatter_ps): Ditto.
4835 (_mm512_i32scatter_pd): Ditto.
4836 (_mm512_mask_i32scatter_pd): Ditto.
4837 (_mm512_i64scatter_ps): Ditto.
4838 (_mm512_mask_i64scatter_ps): Ditto.
4839 (_mm512_i64scatter_pd): Ditto.
4840 (_mm512_mask_i64scatter_pd): Ditto.
4841 (_mm512_i32scatter_epi32): Ditto.
4842 (_mm512_mask_i32scatter_epi32): Ditto.
4843 (_mm512_i32scatter_epi64): Ditto.
4844 (_mm512_mask_i32scatter_epi64): Ditto.
4845 (_mm512_i64scatter_epi32): Ditto.
4846 (_mm512_mask_i64scatter_epi32): Ditto.
4847 (_mm512_i64scatter_epi64): Ditto.
4848 (_mm512_mask_i64scatter_epi64): Ditto.
4849 * config/i386/avx512pfintrin.h
4850 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4851 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4852 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4853 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4854 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4855 (_mm512_prefetch_i32scatter_ps): Ditto.
4856 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4857 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4858 (_mm512_prefetch_i64scatter_pd): Ditto.
4859 (_mm512_prefetch_i64scatter_ps): Ditto.
4860 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4861 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4862 * config/i386/avx512vlintrin.h
4863 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4864 (_mm_mmask_i32gather_ps): Ditto.
4865 (_mm256_mmask_i32gather_pd): Ditto.
4866 (_mm_mmask_i32gather_pd): Ditto.
4867 (_mm256_mmask_i64gather_ps): Ditto.
4868 (_mm_mmask_i64gather_ps): Ditto.
4869 (_mm256_mmask_i64gather_pd): Ditto.
4870 (_mm_mmask_i64gather_pd): Ditto.
4871 (_mm256_mmask_i32gather_epi32): Ditto.
4872 (_mm_mmask_i32gather_epi32): Ditto.
4873 (_mm256_mmask_i32gather_epi64): Ditto.
4874 (_mm_mmask_i32gather_epi64): Ditto.
4875 (_mm256_mmask_i64gather_epi32): Ditto.
4876 (_mm_mmask_i64gather_epi32): Ditto.
4877 (_mm256_mmask_i64gather_epi64): Ditto.
4878 (_mm_mmask_i64gather_epi64): Ditto.
4879 (_mm256_i32scatter_ps): Change __addr type to void*.
4880 (_mm256_mask_i32scatter_ps): Ditto.
4881 (_mm_i32scatter_ps): Ditto.
4882 (_mm_mask_i32scatter_ps): Ditto.
4883 (_mm256_i32scatter_pd): Ditto.
4884 (_mm256_mask_i32scatter_pd): Ditto.
4885 (_mm_i32scatter_pd): Ditto.
4886 (_mm_mask_i32scatter_pd): Ditto.
4887 (_mm256_i64scatter_ps): Ditto.
4888 (_mm256_mask_i64scatter_ps): Ditto.
4889 (_mm_i64scatter_ps): Ditto.
4890 (_mm_mask_i64scatter_ps): Ditto.
4891 (_mm256_i64scatter_pd): Ditto.
4892 (_mm256_mask_i64scatter_pd): Ditto.
4893 (_mm_i64scatter_pd): Ditto.
4894 (_mm_mask_i64scatter_pd): Ditto.
4895 (_mm256_i32scatter_epi32): Ditto.
4896 (_mm256_mask_i32scatter_epi32): Ditto.
4897 (_mm_i32scatter_epi32): Ditto.
4898 (_mm_mask_i32scatter_epi32): Ditto.
4899 (_mm256_i32scatter_epi64): Ditto.
4900 (_mm256_mask_i32scatter_epi64): Ditto.
4901 (_mm_i32scatter_epi64): Ditto.
4902 (_mm_mask_i32scatter_epi64): Ditto.
4903 (_mm256_i64scatter_epi32): Ditto.
4904 (_mm256_mask_i64scatter_epi32): Ditto.
4905 (_mm_i64scatter_epi32): Ditto.
4906 (_mm_mask_i64scatter_epi32): Ditto.
4907 (_mm256_i64scatter_epi64): Ditto.
4908 (_mm256_mask_i64scatter_epi64): Ditto.
4909 (_mm_i64scatter_epi64): Ditto.
4910 (_mm_mask_i64scatter_epi64): Ditto.
4911 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4912 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4913 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4914 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4915 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4916 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4917 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4918 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4919 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4920 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4921 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4922 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4923 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4924 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4925 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4926 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4927 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4928 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4929 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4930 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4931 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4932 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4933 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4934 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4935 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4936 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4937 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4938 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4939 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4940 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4941 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4942 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4943 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4944 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4945 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4946 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4947 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4948 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4949 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4950 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4951 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4952 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4953 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4954 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4955 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4956 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4957 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4958 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4959 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4960 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4961 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4962 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4963 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4964 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4965 definitions accordingly.
4967 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4968 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4971 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4974 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4977 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4978 hard regs for inner regno.
4980 2017-01-17 Martin Liska <mliska@suse.cz>
4983 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4984 assumption and add comment.
4986 2017-01-17 Nathan Sidwell <nathan@acm.org>
4988 * ipa-visibility.c (localize_node): New function, broken out of ...
4989 (function_and_variable_visibility): ... here. Call it.
4991 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4994 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4995 correctly set frequency of oudgoing edge.
4996 (duplicate_thread_path): Fix profile updating.
4998 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5001 * configure.ac: Add GCC_BASE_VER.
5002 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
5003 version from BASE-VER file.
5004 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
5005 (gcc.o): Depend on $(BASEVER).
5006 * common.opt (dumpfullversion): New option.
5007 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
5008 * doc/invoke.texi: Document -dumpfullversion.
5009 * doc/install.texi: Document --with-gcc-major-version-only.
5010 * configure: Regenerated.
5012 2017-01-17 Richard Biener <rguenther@suse.de>
5014 PR tree-optimization/71433
5015 * tree-vrp.c (register_new_assert_for): Merge same asserts
5016 on all incoming edges.
5017 (process_assert_insertions_for): Handle insertions at the
5020 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
5022 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
5023 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
5025 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
5028 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
5031 2017-01-17 Alan Modra <amodra@gmail.com>
5034 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
5035 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
5036 symbolic stack limit when pic.
5038 2017-01-16 Martin Sebor <msebor@redhat.com>
5040 PR tree-optimization/78608
5041 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
5043 2017-01-16 Jeff Law <law@redhat.com>
5046 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
5047 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
5048 for several include directories that may be relative to sysroot.
5049 * config/i386/x-mingw32 (gplus_includedir): Define.
5050 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
5051 (native_system_includedir): Likewise.
5052 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
5053 override if TARGET_SYSTEM_ROOT is defined.
5054 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5056 PR tree-optimization/79090
5057 PR tree-optimization/33562
5058 PR tree-optimization/61912
5059 PR tree-optimization/77485
5060 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5061 and computed trims into the dump file.
5063 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5067 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5070 * gimplify.c (gimplify_init_constructor): If want_value and
5071 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5075 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5076 sequence. Formatting fixes.
5077 (doloop_optimize): Formatting fixes.
5080 * gcc.c (debug_level_greater_than_spec_func): New function.
5081 (static_spec_functions): Add debug-level-gt spec function.
5082 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5084 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5085 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5086 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5087 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5088 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5089 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5091 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5094 QImode fixups to general and mask registers only.
5096 2017-01-16 Carl Love <cel@us.ibm.com>
5098 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5099 for built-in functions
5100 vector signed char vec_nabs (vector signed char)
5101 vector signed short vec_nabs (vector signed short)
5102 vector signed int vec_nabs (vector signed int)
5103 vector signed long long vec_nabs (vector signed long long)
5104 vector float vec_nabs (vector float)
5105 vector double vec_nabs (vector double)
5106 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5108 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5109 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5110 * doc/extend.texi: Update the documentation file for the new built-in
5113 2017-01-16 Martin Sebor <msebor@redhat.com>
5115 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5118 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5120 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5121 UNSPEC_VSX__XXSPLTD to require special splat handling.
5123 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5126 * system.h: Poison strndup.
5128 2017-01-16 Alan Modra <amodra@gmail.com>
5131 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5134 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5136 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5138 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5140 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5141 call recog here. Assert that INSN_CODE (insn) is non-negative.
5143 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5146 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5148 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5149 in the currently scheduled RTL fragment.
5151 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5153 PR rtl-optimization/78751
5154 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5157 2017-01-14 Jeff Law <law@redhat.com>
5159 PR tree-optimization/79090
5160 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5161 variable length stores.
5162 (compute_trims): Delete dead assignment to *trim_tail.
5163 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5166 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5168 PR rtl-optimization/78626
5169 PR rtl-optimization/78727
5170 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5171 of a block, and split such blocks after everything else is finished.
5173 2017-01-14 Alan Modra <amodra@gmail.com>
5176 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5177 target legitimate_combined_insn.
5178 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5179 (rs6000_legitimate_combined_insn): New function.
5180 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5182 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5183 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5184 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5186 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5188 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5190 2017-01-13 Jeff Law <law@redhat.com>
5192 PR tree-optimization/33562
5193 PR tree-optimization/61912
5194 PR tree-optimization/77485
5195 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5197 (delete_dead_assignment): Likewise.
5198 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5199 statement to delete_dead_call and delete_dead_assignment.
5201 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5204 * substring-locations.c (format_warning_va): Strengthen case 1 so
5205 that both endpoints of the substring must be within the format
5206 range for just the substring to be printed.
5208 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5211 * config/i386/i386.c (ix86_target_string): Add missing options
5212 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5213 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5214 flags_other and ix86_target_other to flags2_other. Display unknown
5216 (ix86_valid_target_attribute_inner_p): Add missing options and
5217 reorder options by implied ISAs, as in ix86_target_string.
5219 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5221 * hash-table.h (hash_table::too_empty_p): New function.
5222 (hash_table::expand): Use it.
5223 (hash_table::traverse): Likewise.
5224 (hash_table::empty_slot): Use sizeof (value_type) instead of
5225 sizeof (PTR) to convert bytes to elements. Shrink the table
5226 if the current size is excessive for the current number of
5229 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5231 * ira-costs.c (record_reg_classes): Break from the inner loop
5232 early once alt_fail is known to be true. Update outer loop
5233 handling accordingly.
5235 2017-01-13 Jeff Law <law@redhat.com>
5237 * tree-ssa-dse.c (decrement_count): New function.
5238 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5239 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5240 when we know the partially dead statement is a mem* function.
5242 PR tree-optimization/61912
5243 PR tree-optimization/77485
5244 * tree-ssa-dse.c: Include expr.h.
5245 (maybe_trim_constructor_store): New function.
5246 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5248 PR tree-optimization/33562
5249 PR tree-optimization/61912
5250 PR tree-optimization/77485
5251 * doc/invoke.texi: Document new dse-max-object-size param.
5252 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5253 * tree-ssa-dse.c: Include params.h.
5254 (dse_store_status): New enum.
5255 (initialize_ao_ref_for_dse): New, partially extracted from
5257 (valid_ao_ref_for_dse, normalize_ref): New.
5258 (setup_live_bytes_from_ref, compute_trims): Likewise.
5259 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5260 (maybe_trim_partially_dead_store): Likewise.
5261 (maybe_trim_complex_store): Likewise.
5262 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5263 Track what bytes live from the original store. Return tri-state
5264 for dead, partially dead or live.
5265 (dse_dom_walker): Add constructor, destructor and new private members.
5266 (delete_dead_call, delete_dead_assignment): New extracted from
5268 (dse_optimize_stmt): Make a member of dse_dom_walker.
5269 Use initialize_ao_ref_for_dse.
5271 PR tree-optimization/33562
5272 PR tree-optimization/61912
5273 PR tree-optimization/77485
5274 * sbitmap.h (bitmap_count_bits): Prototype.
5275 (bitmap_clear_range, bitmap_set_range): Likewise.
5276 * sbitmap.c (bitmap_clear_range): New function.
5277 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5279 2017-01-13 Martin Liska <mliska@suse.cz>
5282 * function.c (set_cfun): Add new argument force.
5283 * function.h (set_cfun): Likewise.
5284 * ipa-inline-transform.c (inline_call): Use the function when
5285 strict alising from is dropped for function we inline to.
5287 2017-01-13 Richard Biener <rguenther@suse.de>
5289 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5290 for dumping GIMPLE INTEGER_CSTs.
5292 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5294 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5295 to 201112L since C++17.
5297 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5300 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5301 if -fsanitize=kernel-address is present.
5303 2017-01-13 Richard Biener <rguenther@suse.de>
5305 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5306 as _Literal ( type ) number in case usual suffixes do not
5307 preserve all information.
5309 2017-01-13 Richard Biener <rguenther@suse.de>
5311 PR tree-optimization/77283
5312 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5313 and ssa-iterators.h.
5314 (is_feasible_trace): Implement a cost model based on joiner
5317 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5320 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5321 char or short to __float128/_Float128 directly.
5323 2017-01-12 Martin Sebor <msebor@redhat.com>
5325 to -Wformat-overflow.
5326 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5327 (min_bytes_remaining): Same.
5328 (get_string_length): Same.
5329 (format_string): Same.
5330 (format_directive): Same.
5332 (pass_sprintf_length::handle_gimple_call): Same.
5334 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5336 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5337 info.nowrite calls with no lhs that can't throw. Return bool
5338 whether gsi_remove has been called or not.
5339 (pass_sprintf_length::handle_gimple_call): Return bool whether
5340 try_substitute_return_value called gsi_remove. Formatting fix.
5341 (pass_sprintf_length::execute): Don't use gsi_remove if
5342 handle_gimple_call returned true.
5345 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5346 be removed due to side-effects, don't remove following barrier nor
5347 turn the successor edge into fallthru edge.
5349 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5352 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5353 element-reversing loads and stores as not swappable.
5355 2017-01-12 Nathan Sidwell <nathan@acm.org>
5356 Nicolai Stange <nicstange@gmail.com>
5358 * combine.c (try_combine): Don't ignore result of overlap checking
5359 loop. Combine overlap & asm check into single loop.
5361 2017-01-12 Richard Biener <rguenther@suse.de>
5363 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5364 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5366 2017-01-12 Richard Biener <rguenther@suse.de>
5368 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5369 and TS_TARGET_OPTION directly derive from TS_BASE.
5370 * tree-core.h (tree_optimization_option): Derive from tree_base.
5371 (tree_target_option): Likewise.
5373 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/i386.c (memory_address_length): Increase len
5376 only when rip_relative_addr_p returns false.
5378 2017-01-11 Julia Koval <julia.koval@intel.com>
5380 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5381 (OPTION_MASK_ISA_SGX_SET): New.
5382 (ix86_handle_option): Handle OPT_msgx.
5383 * config.gcc: Added sgxintrin.h.
5384 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5385 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5386 * config/i386/i386.c (ix86_target_string): Add -msgx.
5388 (ix86_option_override_internal): Handle new options.
5389 (ix86_valid_target_attribute_inner_p): Add sgx.
5390 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5391 * config/i386/i386.opt: Add msgx.
5392 * config/i386/sgxintrin.h: New file.
5393 * config/i386/x86intrin.h: Add sgxintrin.h.
5395 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5398 * fold-const.c (maybe_nonzero_address): Return 1 for function
5400 (tree_single_nonzero_warnv_p): Don't handle function local objects
5404 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5407 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5410 * opts.c: Include "spellcheck.h"
5411 (struct string_fragment): New struct.
5412 (struct edit_distance_traits<const string_fragment &>): New
5414 (get_closest_sanitizer_option): New function.
5415 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5417 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5419 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5421 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5422 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5423 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5424 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5425 for initial die_offset if dwarf_split_debug_info.
5426 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5427 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5429 (output_skeleton_debug_sections): Formatting fix. Use
5430 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5431 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5433 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5435 * config/arm/cortex-a53.md: Add bypasses for
5437 (cortex_a53_r2f): Only use for transfers.
5438 (cortex_a53_f2r): Likewise.
5439 (cortex_a53_r2f_cvt): Add reservation for conversions.
5440 (cortex_a53_f2r_cvt): Likewise.
5442 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5444 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5445 to all inlined functions, change static to extern.
5447 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5450 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5452 (arm_assemble_integer): Likewise.
5454 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5456 * config.gcc: Use new awk script to check CPU, FPU and architecture
5457 parameters for --with-... options.
5458 * config/arm/parsecpu.awk: New file
5459 * config/arm/arm-cpus.in: New file.
5460 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5462 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5464 * config/arm/t-arm: Update dependency rules.
5465 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5466 of processing .def files.
5467 * config/arm/genopt.sh: Deleted.
5468 * config/arm/gentune.sh: Deleted.
5469 * config/arm/arm-cores.def: Deleted.
5470 * config/arm/arm-arches.def: Deleted.
5471 * config/arm/arm-fpus.def: Deleted.
5472 * config/arm/arm-tune.md: Regenerated.
5473 * config/arm/arm-tables.opt: Regenerated.
5474 * config/arm/arm-cpu.h: New generated file.
5475 * config/arm/arm-cpu-data.h: New generated file.
5476 * config/arm/arm-cpu-cdata.h: New generated file.
5478 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5481 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5483 (input_varpool_node): Unpack dynamically_initialized bit.
5485 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5487 PR rtl-optimization/79032
5488 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5489 the alignment of the adjusted memory reference against that of MODE,
5490 instead of the alignment of the original memory reference.
5492 2017-01-11 Martin Jambor <mjambor@suse.cz>
5494 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5496 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5497 decorated functions.
5499 2017-01-11 Richard Biener <rguenther@suse.de>
5501 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5502 set range/nonnull info for PHI results. Do not set it on
5503 stmts marked for removal.
5505 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5507 * expr.c (store_field): In the bitfield case, fetch the return value
5508 from the registers before applying a single big-endian adjustment.
5509 Always do a final load for a BLKmode value not larger than a word.
5511 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5514 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5515 that we correctly handle column numbers greater than
5516 LINE_MAP_MAX_COLUMN_NUMBER.
5518 2017-01-10 Martin Sebor <msebor@redhat.com>
5521 * gimple-ssa-sprintf.c (get_destination_size): Call
5522 {init,fini}object_sizes.
5523 * tree-object-size.c (addr_object_size): Adjust.
5524 (pass_through_call): Adjust.
5525 (pass_object_sizes::execute): Adjust.
5526 * tree-object-size.h (fini_object_sizes): Declare.
5528 2017-01-10 Martin Sebor <msebor@redhat.com>
5530 PR tree-optimization/78775
5531 * builtins.c (get_size_range): Move...
5532 * calls.c: ...to here.
5533 (alloc_max_size): Accept zero argument.
5534 (operand_signed_p): Remove.
5535 (maybe_warn_alloc_args_overflow): Call get_size_range.
5536 * calls.h (get_size_range): Declare.
5538 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5540 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5541 from TI's devices.csv file as of September 2016.
5542 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5544 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5546 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5547 * doc/invoke.texi: Likewise.
5548 * doc/md.texi: Likewise.
5549 * doc/objc.texi: Likewise.
5551 2017-01-10 Joshua Conner <joshconner@google.com>
5553 * config/arm/fuchsia-elf.h: New file.
5554 * config/fuchsia.h: New file.
5555 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5556 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5558 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5560 2016-01-10 Richard Biener <rguenther@suse.de>
5562 PR tree-optimization/79034
5563 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5564 Propagate out degenerate PHIs in the joiner.
5566 2017-01-10 Martin Liska <mliska@suse.cz>
5568 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5569 (sort_congruence_classes_by_decl_uid): Likewise.
5570 (sort_congruence_class_groups_by_decl_uid): Likewise.
5571 (sem_item_optimizer::merge_classes): Sort class, groups in these
5572 classes and members in the groups by DECL_UID of declarations.
5573 This would make merge operations stable.
5575 2017-01-10 Martin Liska <mliska@suse.cz>
5577 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5578 usage of m_classes_vec.
5579 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5580 (sem_item_optimizer::get_group_by_hash): Likewise.
5581 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5582 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5583 (sem_item_optimizer::verify_classes): Likewise.
5584 (sem_item_optimizer::process_cong_reduction): Likewise.
5585 (sem_item_optimizer::dump_cong_classes): Likewise.
5586 (sem_item_optimizer::merge_classes): Likewise.
5587 * ipa-icf.h (congruence_class_hash): Rename from
5588 congruence_class_group_hash. Remove declaration of m_classes_vec.
5590 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5592 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5593 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5594 * config.gcc: Add avx512vpopcntdqintrin.h.
5595 * config/i386/avx512vpopcntdqintrin.h: New.
5596 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5597 * config/i386/i386-builtin-types.def: Add new types.
5598 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5599 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5600 __builtin_ia32_vpopcountq_v8di_mask): New.
5601 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5602 __AVX512VPOPCNTDQ__.
5603 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5604 (PTA_AVX512VPOPCNTDQ): Define.
5605 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5606 TARGET_AVX512VPOPCNTDQ_P): Define.
5607 * config/i386/i386.opt: Add mavx512vpopcntdq.
5608 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5609 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5611 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5614 * predict.def (PRED_CALL): Set to 67.
5616 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5618 * expr.c (store_field): In the bitfield case, if the value comes from
5619 a function call and is of an aggregate type returned in registers, do
5620 not modify the field mode; extract the value in all cases if the mode
5621 is BLKmode and the size is not larger than a word.
5623 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5626 * config/i386/cpuid.h: Fix undefined behavior.
5628 2017-01-04 Jeff Law <law@redhat.com>
5630 PR tree-optimization/79007
5631 PR tree-optimization/67955
5632 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5633 conservative for pt.null when flag_non_call_exceptions is on.
5635 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5637 PR translation/79019
5638 PR translation/79020
5639 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5640 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5641 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5643 * config/avr/avr.opt (maccumulate-args): Likewise.
5644 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5645 * common.opt (freport-bug): Likewise.
5646 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5647 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5648 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5649 translatable string.
5650 * config/i386/i386.c (function_value_32): Likewise.
5651 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5652 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5654 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5655 * common/config/msp430/msp430-common.c (msp430_handle_option):
5657 * symtab.c (symtab_node::verify_base): Likewise.
5658 * opts.c (set_debug_level): Likewise.
5659 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5661 missing whitespace to translatable strings.
5662 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5663 * config/sh/superh.h: Likewise.
5664 * config/i386/xopintrin.h: Likewise.
5665 * config/i386/znver1.md: Likewise.
5666 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5667 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5668 * double-int.h (struct double_int): Likewise.
5669 * double-int.c (div_and_round_double): Likewise.
5670 * wide-int.cc: Likewise.
5671 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5672 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5673 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5674 (crossjumps_occurred): ... this.
5675 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5678 PR tree-optimization/78899
5679 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5680 returning bool return struct loop *, NULL for failure and the new
5682 (versionable_outer_loop_p): Don't version outer loop if it has
5683 dont_vectorized bit set.
5684 (tree_if_conversion): When versioning outer loop, ensure
5685 tree_if_conversion is performed also on the inner loop of the
5686 non-vectorizable outer loop copy.
5687 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5688 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5689 prevent vectorization of it.
5690 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5691 the outer loop vectorization of the non-scalar version is attempted
5692 before vectorization of the inner loop in scalar version. If
5693 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5694 vectorization of its inner loop.
5695 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5696 has 2 inner loops, rename also on edges from bb whose single pred
5697 is outer_loop->header. Fix typo in function comment.
5699 2017-01-09 Martin Sebor <msebor@redhat.com>
5702 * asan.c (asan_emit_stack_protection): Increase local buffer size
5703 to avoid snprintf truncation warning.
5705 2017-01-09 Andrew Pinski <apinski@cavium.com>
5707 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5708 to reference thunderx2t99 for the tuning structure
5709 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5711 (thunderx2t99_extra_costs): This.
5712 * config/aarch64/aarch64-tune.md: Regenerate.
5713 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5714 (vulcan_addrcost_table): This.
5715 (vulcan_regmove_cost): Rename to ...
5716 (thunderx2t99_regmove_cost): This.
5717 (vulcan_vector_cost): Rename to ...
5718 (thunderx2t99_vector_cost): this.
5719 (vulcan_branch_cost): Rename to ...
5720 (thunderx2t99_branch_cost): This.
5721 (vulcan_tunings): Rename to ...
5722 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5723 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5725 2017-01-09 Martin Jambor <mjambor@suse.cz>
5729 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5730 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5731 (propagate_vr_accross_jump_function): Use the above function for all
5732 value range computations for pass-through jump functions and type
5733 converasion from explicit value range values.
5734 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5735 parameters from TYPE_ARG_TYPES.
5736 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5737 (ipa_write_node_info): Stream type of the actual argument.
5738 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5740 2017-01-09 Martin Liska <mliska@suse.cz>
5743 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5744 (lookup_compiler): Do not show error message with have_E.
5746 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5748 PR tree-optimization/78938
5749 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5750 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5751 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5752 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5755 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5757 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5760 2017-01-09 Richard Biener <rguenther@suse.de>
5762 PR tree-optimization/78997
5763 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5764 name condition properly.
5766 2017-01-09 Richard Biener <rguenther@suse.de>
5769 * dwarf2out.c (is_cxx): New overload with context.
5770 (is_naming_typedef_decl): Use it.
5772 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5774 * invoke.texi (Option Summary): Correct spacing in option lists
5775 and add line breaks to fix over-long lines.
5777 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5781 * extend.texi (Common Variable Attributes): Add xref to GCC
5782 Internals manual to explain mode attribute keywords.
5784 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5787 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5788 and Preprocessor Options.
5789 (Options for Linking): Document -pthread here....
5790 (RS/6000 and PowerPC Options): ...not here.
5791 (Solaris 2 Options): ...or here.
5792 * doc/cppopts.texi: Document -pthread.
5794 2017-01-08 Martin Sebor <msebor@redhat.com>
5797 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5798 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5799 New member functions.
5800 (format_directive): Used them.
5802 (pass_sprintf_length::handle_gimple_call): Same.
5803 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5804 to avoid truncation for any argument.
5805 (extract_affine_mul): Same.
5806 * tree.c (get_file_function_name): Same.
5808 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5811 * predict.def (PRED_INDIR_CALL): Set to 86.
5813 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5815 PR preprocessor/54124
5816 * doc/cppopts.texi: Reformat -d subtable to list the full name
5817 of the options. Add cross-reference to the docs for the general
5818 compiler -d options.
5819 * doc/invoke.texi (Developer Options): Add cross-reference to the
5820 preprocessor-specific -d option documentation.
5822 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5824 PR preprocessor/13498
5825 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5826 redudant material, and reflect new command-line options.
5827 (System Headers): Likewise.
5829 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5831 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5832 -isystem, and -idirafter. Copy-edit.
5833 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5834 default for -ftrack-macro-expansion. Delete obsolete and
5835 badly-formatted implementation details about -fdebug-cpp output.
5836 * doc/cppwarnopts.texi: Copy-edit.
5838 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5841 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5842 that the transition from a max line width >= 1<<10 to narrower
5843 lines works correctly.
5845 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5847 * doc/options.texi (PerFunction): New.
5848 * opt-functions.awk (switch_flags): Map both Optimization and
5849 PerFunction to CL_OPTIMIZATION.
5850 * opth-gen.awk: Test for PerFunction flag along with
5852 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5853 it only when the latter is present. Skip those that don't in
5854 the hash function generator.
5855 * common.opt (fvar-tracking): Mark as PerFunction instead of
5857 (fvar-tracking-assignments): Likewise.
5858 (fvar-tracking-assignments-toggle): Likewise.
5859 (fvar-tracking-uninit): Likewise.
5861 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5863 PR translation/79018
5864 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5867 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5870 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5871 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5872 TARGET_LONG_JUMP_TABLE_OFFSETS.
5873 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5874 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5875 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5876 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5877 * config/m68k/m68k.md (tablejump expander): Likewise.
5878 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5879 TARGET_LONG_JUMP_TABLE_OFFSETS.
5880 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5881 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5883 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5884 David Holsgrove <david.holsgrove@xilinx.com>
5886 * common/config/microblaze/microblaze-common.c
5887 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5888 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5890 * config/microblaze/microblaze.c (microblaze_must_save_register)
5891 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5893 (microblaze_eh_return): New function.
5894 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5895 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5896 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5897 * config/microblaze/microblaze.md (eh_return): New pattern.
5899 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5901 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5902 GCC_DIAGNOSTIC_STRINGIFY): Define.
5904 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5906 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5908 * config/arm/arm.md (<mcrr>): New.
5910 * config/arm/arm.c (arm_arch5te): New.
5911 (arm_option_override): Set arm_arch5te.
5912 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5914 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5915 (arm_mcrr_qualifiers): ... this. New.
5916 (MRRC_QUALIFIERS): Define to...
5917 (arm_mrrc_qualifiers): ... this. New.
5918 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5920 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5921 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5922 (MRRCI, mrrc, MRRC): New.
5923 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5924 VUNSPEC_MRRC2): New.
5926 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5928 * config/arm/arm.md (<mcr>): New.
5930 * config/arm/arm.c (arm_coproc_builtin_available): Add
5931 support for mcr, mrc, mcr2 and mrc2.
5932 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5933 (arm_mcr_qualifiers): ... this. New.
5934 (MRC_QUALIFIERS): Define to ...
5935 (arm_mrc_qualifiers): ... this. New.
5936 (MCR_QUALIFIERS): Define to ...
5937 (arm_mcr_qualifiers): ... this. New.
5938 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5940 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5941 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5942 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5945 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5947 * config/arm/arm.md (*ldc): New.
5951 * config/arm/arm.c (arm_coproc_builtin_available): Add
5952 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5953 (arm_coproc_ldc_stc_legitimate_address): New.
5954 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5955 'qualifier_const_pointer'.
5956 (LDC_QUALIFIERS): Define to...
5957 (arm_ldc_qualifiers): ... this. New.
5958 (STC_QUALIFIERS): Define to...
5959 (arm_stc_qualifiers): ... this. New.
5960 * config/arm/arm-protos.h
5961 (arm_coproc_ldc_stc_legitimate_address): New.
5962 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5963 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5964 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5965 stc2, stcl, stc2l): New.
5966 * config/arm/constraints.md (Uz): New.
5967 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5968 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5969 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5970 VUNSPEC_STC2L): New.
5972 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5974 * config/arm/arm.md (<cdp>): New.
5975 * config/arm/arm.c (neon_const_bounds): Rename this ...
5976 (arm_const_bounds): ... this.
5977 (arm_coproc_builtin_available): New.
5978 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5979 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5980 (CDP_QUALIFIERS): Define to...
5981 (arm_cdp_qualifiers): ... this. New.
5983 (arm_expand_builtin_args): Add case for 6 arguments.
5984 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5985 (arm_const_bounds): ... this.
5986 (arm_coproc_builtin_available): New.
5987 * config/arm/arm_acle.h (__arm_cdp): New.
5989 * config/arm/arm_acle_builtins.def (cdp): New.
5991 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5992 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5994 * config/arm/types.md (coproc): New.
5995 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5996 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5997 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5998 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
6000 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6002 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
6003 (UBINOP_QUALIFIERS): New.
6005 (acle_builtin_data): New. Change comment.
6006 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
6007 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
6008 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
6009 arm_acle_builtins.def.
6010 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
6011 (arm_init_acle_builtins): New.
6012 (CRC32_BUILTIN): Remove.
6013 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
6014 crc32cb, crc32ch and crc32cw.
6015 (arm_init_crc32_builtins): Remove.
6016 (arm_init_builtins): Use arm_init_acle_builtins rather
6017 than arm_init_crc32_builtins.
6018 (arm_expand_acle_builtin): New.
6019 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
6020 * config/arm/arm_acle_builtins.def: New.
6022 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6024 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
6025 (arm_builtin_datum): ... this.
6026 (arm_init_neon_builtin): Rename to ...
6027 (arm_init_builtin): ... this. Add a new parameters PREFIX
6028 and USE_SIG_IN_NAME.
6029 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
6030 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
6031 'arm_builtin_datum'.
6032 (arm_init_vfp_builtins): Likewise.
6033 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
6034 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
6035 (arm_expand_neon_args): Rename to ...
6036 (arm_expand_builtin_args): ... this. Rename builtin_arg
6037 enum values and differentiate between ARG_BUILTIN_MEMORY
6038 and ARG_BUILTIN_NEON_MEMORY.
6039 (arm_expand_neon_builtin_1): Rename to ...
6040 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
6041 values, arm_expand_builtin_args and add bool parameter NEON.
6042 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
6043 (arm_expand_vfp_builtin): Likewise.
6044 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
6046 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6049 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
6050 * predict.c (tree_estimate_probability_bb): Reverse direction of
6051 polymorphic call predictor.
6053 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6055 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6056 (determine_pass_name_match): ...this new function and...
6057 (should_skip_pass_p): ...this new function.
6059 2017-01-06 Nathan Sidwell <nathan@acm.org>
6061 * ipa-visibility.c (function_and_variable_visibility): Reformat
6062 comments and long lines. Remove extrneous if.
6063 * symtab.c (symtab_node::make_decl_local): Fix code format.
6064 (symtab_node::set_section_for_node): Fix comment typo.
6066 2017-01-06 Martin Liska <mliska@suse.cz>
6069 * lra-constraints.c: Rename invariant to lra_invariant.
6070 * predict.c (set_even_probabilities): Initialize e to NULL.
6072 2017-01-05 Martin Sebor <msebor@redhat.com>
6074 PR tree-optimization/78910
6075 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6076 (format_integer): Correct off-by-one error in the handling
6077 of precision with negative numbers in signed conversions..
6079 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6081 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6083 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6085 PR tree-optimization/71016
6086 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6087 factor_out_conditional_conversion. Formatting fix.
6088 (factor_out_conditional_conversion): Add cond_stmt argument.
6089 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6090 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6093 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6095 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6096 read-rtl-function.o, and selftest-rtl.o.
6097 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6098 (selftest::aarch64_test_loading_full_dump): New function.
6099 (selftest::aarch64_run_selftests): New function.
6100 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6101 selftest::aarch64_run_selftests.
6102 * config/i386/i386.c
6103 (selftest::ix86_test_loading_dump_fragment_1): New function.
6104 (selftest::ix86_test_loading_call_insn): New function.
6105 (selftest::ix86_test_loading_full_dump): New function.
6106 (selftest::ix86_test_loading_unspec): New function.
6107 (selftest::ix86_run_selftests): Call the new functions.
6108 * emit-rtl.c (maybe_set_max_label_num): New function.
6109 * emit-rtl.h (maybe_set_max_label_num): New decl.
6110 * function.c (instantiate_decls): Guard call to
6111 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6112 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6114 * gensupport.c (gen_reader::gen_reader): Pass "false"
6115 for new "compact" param of rtx_reader.
6116 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6117 rather than an empty string for NULL strings.
6118 * read-md.c: Potentially include config.h rather than bconfig.h.
6119 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6120 (have_error): New global, copied from errors.c.
6121 (md_reader::read_name): Rename to...
6122 (md_reader::read_name_1): ...this, adding "out_loc" param,
6123 and converting "missing name or number" to returning false, rather
6125 (md_reader::read_name): Reimplement in terms of read_name_1.
6126 (md_reader::read_name_or_nil): New function.
6127 (md_reader::read_string): Handle "(nil)" by returning NULL.
6128 (md_reader::md_reader): Add new param "compact".
6129 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6130 (md_reader::read_file): New method.
6131 * read-md.h (md_reader::md_reader): Add new param "compact".
6132 (md_reader::read_file): New method.
6133 (md_reader::is_compact): New accessor.
6134 (md_reader::read_name): Convert return type from void to file_location.
6135 (md_reader::read_name_or_nil): New decl.
6136 (md_reader::read_name_1): New decl.
6137 (md_reader::m_compact): New field.
6138 (noop_reader::noop_reader): Pass "false" for new "compact" param
6140 (rtx_reader::rtx_reader): Add new "compact" param.
6141 (rtx_reader::read_rtx_operand): Make virtual and convert return
6142 type from void to rtx.
6143 (rtx_reader::read_until): New decl.
6144 (rtx_reader::handle_any_trailing_information): New virtual function.
6145 (rtx_reader::postprocess): New virtual function.
6146 (rtx_reader::finalize_string): New virtual function.
6147 (rtx_reader::m_in_call_function_usage): New field.
6148 (rtx_reader::m_reuse_rtx_by_id): New field.
6149 * read-rtl-function.c: New file.
6150 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6151 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6152 (selftest::verify_three_block_rtl_cfg): New decl.
6153 * read-rtl-function.h: New file.
6154 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6155 For host, include function.h, memmodel.h, and emit-rtl.h.
6156 (one_time_initialization): New function.
6157 (struct compact_insn_name): New struct.
6158 (compact_insn_names): New array.
6159 (find_code): Handle insn codes in compact dumps.
6160 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6161 (bind_subst_iter_and_attr): Likewise.
6162 (add_condition_to_string): Likewise.
6163 (add_condition_to_rtx): Likewise.
6164 (apply_attribute_uses): Likewise.
6165 (add_current_iterators): Likewise.
6166 (apply_iterators): Likewise.
6167 (initialize_iterators): Guard usage of apply_subst_iterator with
6168 #ifdef GENERATOR_FILE.
6169 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6170 (md_reader::read_mapping): Likewise.
6171 (add_define_attr_for_define_subst): Likewise.
6172 (add_define_subst_attr): Likewise.
6173 (read_subst_mapping): Likewise.
6174 (check_code_iterator): Likewise.
6175 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6177 (one_time_initialization): New function.
6178 (rtx_reader::read_until): New method.
6179 (read_flags): New function.
6180 (parse_reg_note_name): New function.
6181 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6182 Handle reuse_rtx ids.
6183 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6184 Add parsing support for RTL dumps, mirroring the special-cases in
6185 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6186 values, and calling handle_any_trailing_information.
6187 (rtx_reader::read_rtx_operand): Convert return type from void
6188 to rtx, returning return_rtx. Handle case 'e'. Call
6189 finalize_string on XSTR and XTMPL fields.
6190 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6191 "(nil)" values were omitted. Call the postprocess vfunc on the
6193 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6194 class ctor. Initialize m_in_call_function_usage. Call
6195 one_time_initialization.
6196 * rtl-tests.c (selftest::test_uncond_jump): Call
6197 set_new_first_and_last_insn.
6198 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6199 * selftest-rtl.c: New file.
6200 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6201 (selftest::get_insn_by_uid): New decl.
6202 * selftest-run-tests.c (selftest::run_tests): Call
6203 read_rtl_function_c_tests.
6204 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6205 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6208 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6210 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6211 operands in a special way. Assert that pos+len <= mode precision.
6213 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6215 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6216 3 argument Alias with unlimited for the negative form.
6217 (fno-vect-cost-model): Removed.
6219 2017-01-05 Martin Liska <mliska@suse.cz>
6221 * hsa-gen.c (gen_hsa_divmod): New function.
6222 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6224 2017-01-05 Martin Liska <mliska@suse.cz>
6227 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6230 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6232 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6233 small constant length operands.
6235 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6237 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6238 between loop iterations.
6240 2017-01-05 Martin Liska <mliska@suse.cz>
6243 * gimplify.c (gimplify_decl_expr): Compare to
6244 asan_poisoned_variables instread of checking flags.
6245 (gimplify_target_expr): Likewise.
6246 (gimplify_expr): Likewise.
6247 (gimplify_function_tree): Conditionally initialize
6248 asan_poisoned_variables.
6250 2017-01-04 Jeff Law <law@redhat.com>
6252 PR tree-optimizatin/78812
6253 * rtl.h (contains_mem_rtx_p): Prototype.
6254 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6255 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6256 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6257 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6258 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6260 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6262 * input.c (assert_char_at_range): Default-initialize actual_range.
6264 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6266 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6267 to match the caller.
6269 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6271 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6272 insns after final jump in test to emit dummy move.
6274 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6276 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6277 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6279 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6281 * multiple_target.c (create_dispatcher_calls): Init e_next.
6282 * tree-ssa-loop-split.c (split_loop): Init border.
6283 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6286 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6291 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6292 (altivec_register_operand): Do not return true if the operand
6293 contains a SUBREG mixing SImode and SFmode.
6294 (vsx_register_operand): Likewise.
6295 (vsx_reg_sfsubreg_ok): New predicate.
6296 (vfloat_operand): Do not return true if the operand contains a
6297 SUBREG mixing SImode and SFmode.
6298 (vint_operand): Likewise.
6299 (vlogical_operand): Likewise.
6300 (gpc_reg_operand): Likewise.
6301 (int_reg_operand): Likewise.
6302 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6303 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6304 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6306 (rs6000_emit_move_si_sf_subreg): New helper function.
6307 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6308 fixup SUBREGs involving SImode and SFmode.
6309 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6310 numbers for the new peephole2 optimization.
6311 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6312 the GLIBC math library that do AND/IOR/XOR operations on single
6313 precision floating point.
6314 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6315 target macros to say whether we need to avoid SUBREGs mixing
6317 (TARGET_ALLOW_SF_SUBREG): Likewise.
6318 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6319 (UNSPEC_SI_FROM_SF): Likewise.
6320 (iorxor): Change spacing.
6321 (and_ior_xor): New iterator for AND, IOR, and XOR.
6322 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6323 (movdi_from_sf_zero_ext): Likewise.
6324 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6325 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6326 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6327 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6328 (fms<mode>4): Likewise.
6329 (fnma<mode>4): Likewise.
6330 (fnms<mode>4): Likewise.
6331 (nfma<mode>4): Likewise.
6332 (nfms<mode>4): Likewise.
6334 2017-01-04 Marek Polacek <polacek@redhat.com>
6337 * doc/invoke.texi: Document -Wpointer-compare.
6339 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6341 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6344 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6345 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6348 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6351 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6352 documentation of the powerpc_popcntb_ok attribute.
6353 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6354 code to issue warning messages if a requested CPU configuration is
6355 not supported by the binary (assembler and loader) toolchain.
6356 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6357 made to define a built-in function that has been disabled.
6358 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6359 made to define a built-in function that has been disabled.
6360 (altivec_init_builtins): Add comment explaining why definition
6361 of the DST built-in functions is not preceded by an assertion
6362 check. Add assertions to prevent ICE if attempts are made to
6363 define an altivec predicate or an abs* built-in function that has
6365 (htm_init_builtins): Add comment explaining why definition of the
6366 htm built-in functions is not preceded by an assertion check.
6368 2017-01-04 Jeff Law <law@redhat.com>
6370 PR tree-optimizatin/67955
6371 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6372 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6373 the points-to solution does not include pt_null. Use DECL_PT_UID
6376 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6379 Use gen_int_mode instead of gen_lopwart for const_int operands.
6381 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6383 PR tree-optimization/71563
6384 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6385 out of range value - has low bits known to be zero.
6387 2017-01-04 Alan Modra <amodra@gmail.com>
6389 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6390 * configure: Regenerate.
6391 * config.in: Regenerate.
6393 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6396 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6397 a substring of the message, but strcmp with the whole message. Ifdef
6398 ENABLE_NLS, translate the message first using dgettext.
6400 2017-01-03 Jeff Law <law@redhat.com>
6402 PR tree-optimizatin/78856
6403 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6404 (mark_threaded_blocks): Remove code to truncate thread paths that
6405 cross multiple loop headers. Instead invalidate the cached loop
6406 iteration information and handle case of a thread path walking
6407 into an irreducible region.
6409 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6412 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6413 assertions. Add support for doing the signbit if the IEEE 128-bit
6414 floating point value is in a GPR.
6415 * config/rs6000/rs6000.md (Fsignbit): Delete.
6416 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6417 Update the length attribute if the value is in a GPR.
6418 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6419 the sign or zero extension instruction, since the value is always 0/1.
6420 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6423 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6424 extracting SImode to a GPR register so that we can generate a
6425 store, limit the vector to be in a traditional Altivec register
6426 for the vextuwrx instruction.
6428 2017-01-03 Ian Lance Taylor <iant@google.com>
6430 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6432 2017-01-03 Martin Sebor <msebor@redhat.com>
6434 PR tree-optimization/78696
6435 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6436 precision. Use MPFR for %f for greater fidelity. Correct handling
6438 (pass_sprintf_length::compute_format_length): Set width and precision
6439 specified by asrerisk to void_node for vararg functions.
6440 (try_substitute_return_value): Adjust dump output.
6442 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6444 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6446 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6448 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6449 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6450 -mlra/-mno-lra was passed to the compiler.
6452 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6454 PR rtl-optimization/65618
6455 * emit-rtl.c (try_split): Move initialization of "before" and
6456 "after" to just before the call to emit_insn_after_setloc.
6458 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6460 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6462 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6464 * dwarf2out.c (gen_enumeration_type_die): When
6465 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6467 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6469 PR tree-optimization/78965
6470 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6471 Change first argument from const call_info & to call_info &. For %n
6472 set info.nowrite to false.
6475 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6476 possibly throwing calls.
6478 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6479 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6480 and fns handling, rather than in a separate case SSA_NAME.
6482 2017-01-02 Jeff Law <law@redhat.com>
6484 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6485 fixes for first_period and second_period variables.
6487 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6491 (*insvqi_1): New insn pattern.
6492 (*insvqi_1_mem_rex64): Ditto.
6494 (*insvqi_3): Rename from *insvqi.
6496 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6498 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6500 * doc/cfg.texi (Edges): Remove reference to Java.
6501 (Maintaining the CFG): Ditto.
6503 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6506 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6507 transparent aliases.
6509 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6512 * predict.def (PRED_CALL): Update hitrate.
6513 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6514 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6515 into direct/indirect/polymorphic variants.
6517 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6519 Update copyright years.
6521 * gcc.c (process_command): Update copyright notice dates.
6522 * gcov-dump.c (print_version): Ditto.
6523 * gcov.c (print_version): Ditto.
6524 * gcov-tool.c (print_version): Ditto.
6525 * gengtype.c (create_file): Ditto.
6526 * doc/cpp.texi: Bump @copying's copyright year.
6527 * doc/cppinternals.texi: Ditto.
6528 * doc/gcc.texi: Ditto.
6529 * doc/gccint.texi: Ditto.
6530 * doc/gcov.texi: Ditto.
6531 * doc/install.texi: Ditto.
6532 * doc/invoke.texi: Ditto.
6534 Copyright (C) 2017 Free Software Foundation, Inc.
6536 Copying and distribution of this file, with or without modification,
6537 are permitted in any medium without royalty provided the copyright
6538 notice and this notice are preserved.