1 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
4 * gimplify.c (is_oacc_declared): New function.
5 (oacc_default_clause): Use it to set default flags for acc declared
6 variables inside parallel regions.
7 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
9 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
10 declare attribute to any decl as necessary.
12 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
15 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
16 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
17 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
18 (arm_arch_lpae): This.
19 * config/arm/arm.c (arm_arch7ve): Rename into ...
20 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
21 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
24 2017-03-22 Martin Liska <mliska@suse.cz>
27 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
28 error message instead of an ICE.
30 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32 * doc/extend.texi (6.11 Additional Floating Types): Revise.
34 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
36 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
38 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
41 2017-03-21 Martin Sebor <msebor@redhat.com>
43 * doc/extend.texi: Use "cannot" instead of "can't."
44 * doc/hostconfig.texi: Same.
45 * doc/install.texi: Same.
46 * doc/invoke.texi: Same.
47 * doc/loop.texi: Same.
49 * doc/objc.texi: Same.
52 * doc/tm.texi.in: Same.
53 * doc/trouble.texi: Same.
55 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
58 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
59 (collect_checksum_attributes): Set it.
60 (die_checksum_ordered): Use it.
62 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
64 PR tree-optimization/79908
65 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
66 change: For a VA_ARG whose LHS has been cast away, use
67 force_gimple_operand to construct the side effects.
69 2017-03-21 David Malcolm <dmalcolm@redhat.com>
72 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
73 more amenable to translation.
74 (oacc_loop_auto_partitions): Likewise.
76 2017-03-21 Marek Polacek <polacek@redhat.com>
77 Martin Sebor <msebor@redhat.com>
79 PR tree-optimization/80109
80 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
83 2017-03-21 Jakub Jelinek <jakub@redhat.com>
84 Segher Boessenkool <segher@kernel.crashing.org>
87 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
88 check reg_used_between_p between insn and one of succ or succ2
89 depending on if succ is artificial insn not inserted into insn
92 2017-03-21 Martin Liska <mliska@suse.cz>
95 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
96 * doc/gcc.texi: Include gcov-dump stuff.
97 * doc/gcov-dump.texi: New file.
99 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
101 PR rtl-optimization/79150
102 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
103 conditional jump, if the jump is the last insn of the loop.
105 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
106 Richard Biener <rguenth@suse.com>
108 PR tree-optimization/79908
109 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
110 been cast away, use force_gimple_operand to construct the side
113 2017-03-21 Martin Liska <mliska@suse.cz>
116 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
119 2017-03-21 Brad Spengler <spender@grsecurity.net>
122 * plugin.c (htab_hash_plugin): New function.
123 (add_new_plugin): Use it and adjust.
124 (parse_plugin_arg_opt): Adjust.
125 (init_one_plugin): Likewise.
127 2017-03-21 Richard Biener <rguenther@suse.de>
129 PR tree-optimization/80032
130 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
131 if set force the cleanup to happen unconditionally.
132 (gimplify_target_expr): Push inserted clobbers with force_uncond
133 to avoid them being removed by control-dependent DCE.
135 2017-03-21 Richard Biener <rguenther@suse.de>
137 PR tree-optimization/80122
138 * tree-inline.c (copy_bb): Do not expans va-arg packs or
139 va_arg_pack_len when the inlined call stmt requires pack
141 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
143 2017-03-21 Jakub Jelinek <jakub@redhat.com>
146 * tsan.c (instrument_builtin_call): If the memory model argument
147 is not a constant, assume it is valid.
150 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
153 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
155 PR rtl-optimization/79910
156 * combine.c (can_combine_p): Do not allow combining an I0 or I1
157 if its dest is used by an insn before I2 (other than the combined
158 insns themselves, which are properly handled already).
160 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
163 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
165 * combine.c (record_used_regs): New static function.
166 (try_combine): Handle situations where there is an additional
167 instruction between I2 and I3 which needs to have a LOG_LINK
171 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
173 * combine.c (try_combine): Delete redundant i1 test. Call
174 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
176 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
179 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
182 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
184 PR tree-optimization/80054
185 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
186 the optimization if a PHI or any of its arguments is not dominated
187 by the candidate's basis. Use gphi* rather than gimple* as
189 (replace_profitable_candidates): Clean up a gimple* variable that
190 should be a gphi* variable.
192 2017-03-20 Martin Sebor <msebor@redhat.com>
195 * doc/extend.texi (attribute constructor): Document present limitation.
197 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
200 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
201 __POWER9_VECTOR__ #ifdef control, change template definition to
202 use Power9-specific built-in function.
203 (vec_any_eq): Likewise.
204 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
205 to control outcomes from this test.
206 (vector_ae_<mode>p): For VEC_F modes, likewise.
208 2017-03-20 Ian Lance Taylor <iant@google.com>
210 * config/i386/i386.c (ix86_function_regparm): Save an extra
211 register for -fsplit-stack with DECL_STATIC_CHAIN.
213 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
216 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
217 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
219 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
221 * config/riscv/riscv.c (riscv_print_operand): Use "fence
223 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
226 2017-03-20 Marek Polacek <polacek@redhat.com>
229 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
231 2017-03-20 Richard Biener <rguenther@suse.de>
233 PR tree-optimization/80113
234 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
235 allocate extra SSA name for PHI def.
236 (add_close_phis_to_outer_loops): Likewise.
237 (add_close_phis_to_merge_points): Likewise.
238 (copy_loop_close_phi_args): Likewise.
239 (copy_cond_phi_nodes): Likewise.
241 2017-03-20 Martin Liska <mliska@suse.cz>
244 * tree-chkp.c (chkp_build_returned_bound): Do not build
245 returned bounds for a LHS that's not a BOUNDED_P type.
247 2017-03-20 Martin Liska <mliska@suse.cz>
251 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
252 COMPLEX_CST and VECTOR_CST.
254 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
257 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
258 target operand. A new splitter adds the clobber statement in case
259 the target operand is dead anyway.
261 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
263 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
264 to age-old versions of binutils and glibc.
266 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
268 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
270 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
272 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
274 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
276 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
277 requirement for binutils 2.13.
279 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
281 * combine.c (try_combine): Delete redundant i1 test. Call
282 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
284 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
286 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
287 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
289 <riscv64-*-elf>: Re-arrange section
290 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
291 <riscv32-*-linux>: Likewise.
292 <riscv64-*-elf>: Likewise
293 <riscv64-*-linux>: Likewise.
295 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
298 * aarch64.opt(verbose-cost-dump): Fix typo.
300 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
303 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
304 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
306 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
308 * reload.c (find_reloads): When reloading a nonoffsettable address,
309 use RELOAD_OTHER for it and its address reloads.
311 PR rtl-optimization/79910
312 * combine.c (record_used_regs): New static function.
313 (try_combine): Handle situations where there is an additional
314 instruction between I2 and I3 which needs to have a LOG_LINK
317 2017-03-17 Jeff Law <law@redhat.com>
319 PR tree-optimization/71437
320 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
321 conditional in the hash table first.
322 (vrp_dom_walker::before_dom_children): Extract condition from
323 ASSERT_EXPR. Record condition, its inverion and any implied
326 2017-03-17 Marek Polacek <polacek@redhat.com>
327 Markus Trippelsdorf <markus@trippelsdorf.de>
329 PR tree-optimization/80079
330 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
333 2017-03-17 Richard Biener <rguenther@suse.de>
336 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
337 Properly verify the LHS before the RHS possibly claims to be
339 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
342 2017-03-17 Martin Jambor <mjambor@suse.cz>
344 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
345 (List of -O2 options): Likewise.
346 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
349 2017-03-17 Tom de Vries <tom@codesourcery.com>
351 * gcov-dump.c (print_usage): Print bug_report_url.
353 2017-03-17 Richard Biener <rguenther@suse.de>
356 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
357 (parser::peek): Likewise.
359 2017-03-17 Richard Biener <rguenther@suse.de>
361 PR tree-optimization/80048
362 * sese.c (free_sese_info): Properly release rename_map and
363 copied_bb_map elements.
365 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
367 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
368 Add linked-list forward and backlinks. Insert on
369 construction, remove on destruction.
370 (class pass_store_merging): Add m_stores_head field.
371 (pass_store_merging::terminate_and_process_all_chains):
372 Iterate over m_stores_head list.
373 (pass_store_merging::terminate_all_aliasing_chains):
375 (pass_store_merging::execute): Check for debug stmts first.
376 Push new chains onto the m_stores_head stack.
378 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
381 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
382 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
383 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
385 2017-03-16 Jeff Law <law@redhat.com>
387 PR tree-optimization/71437
388 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
389 member function. Implementation moved into after_dom_children
390 member function and into the threader's thread_outgoing_edges
392 (dom_opt_dom_walker::after_dom_children): Simplify by moving
393 some code into new thread_outgoing_edges.
394 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
395 definition. Simplify marker handling (do it here). Assume we always
396 have the available expression and the const/copies tables.
397 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
399 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
400 * tree-vrp.c (equiv_stack): No longer file scoped.
401 (vrp_dom_walker): New class.
402 (vrp_dom_walker::before_dom_children): New member function.
403 (vrp_dom_walker::after_dom_children): Likewise.
404 (identify_jump_threads): Setup domwalker. Use it rather than
405 walking edges in a random order by hand. Simplify setup/finalization.
406 (finalize_jump_threads): Remove.
407 (vrp_finalize): Do not call identify_jump_threads here.
408 (execute_vrp): Do it here instead and call thread_through_all_blocks
411 PR tree-optimization/71437
412 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
414 (simplify_stmt_for_jump_threading): Add basic_block argument. All
416 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
417 (dom_opt_dom_walker::thread_across_edge): Remove
418 handle_dominating_asserts argument. All callers changed.
419 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
420 changes. Remove calls to lhs_of_dominating_assert. Other
421 uses of handle_dominating_asserts turn into unconditional code
422 (simplify_control_stmt_condition_1): Likewise.
423 (simplify_control_stmt_condition): Likewise.
424 (thread_through_normal_block, thread_across_edge): Likewise.
425 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
426 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
427 object if it is not an SSA_NAME.
428 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
429 before calling into the VRP specific simplifiers.
430 (identify_jump_threads): Remove handle_dominating_asserts
433 2017-03-16 Jakub Jelinek <jakub@redhat.com>
436 * tree-diagnostic.c (default_tree_printer): No longer static.
437 * tree-diagnostic.h (default_tree_printer): New prototype.
439 2017-03-16 Tamar Christina <tamar.christina@arm.com>
441 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
442 Change ins into fmov.
444 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
446 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
447 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
448 Use h_con constraint for operand 1.
449 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
450 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
452 2017-03-15 Jeff Law <law@redhat.com>
454 PR tree-optimization/71437
455 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
456 (record_temporary_equivalences): Use it.
458 PR tree-optimization/71437
459 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
460 tree-ssa-scopedtables.
461 (lookup_avail_expr, build_and_record_new_cond): Likewise.
462 (record_conditions, record_cond, vuse_eq): Likewise.
463 (record_edge_info): Adjust to API tweak of record_conditions.
464 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
465 (record_temporary_equivalences, optimize_stmt): Likewise.
466 (eliminate_redundant_computations): Likewise.
467 (record_equivalences_from_stmt): Likewise.
468 * tree-ssa-scopedtables.c: Include options.h and params.h.
469 (vuse_eq): New function, moved from tree-ssa-dom.c
470 (build_and_record_new_cond): Likewise.
471 (record_conditions): Likewise. Accept vector of conditions rather
472 than edge_equivalence structure for first argument.
473 for the first argument.
474 (avail_exprs_stack::lookup_avail_expr): New member function, moved
476 (avail_exprs_stack::record_cond): Likewise.
477 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
479 (avail_exprs_stack): Add new member functions lookup_avail_expr
481 (record_conditions): Declare.
483 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
486 * lra-constraints.c (process_alt_operands): Increase reject for
487 reloading an input/output operand.
489 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
492 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
493 insns to convert from signed/unsigned char/short to IEEE 128-bit
495 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
497 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.c (ix86_vector_duplicate_value): Create
501 subreg of inner mode for values already in registers.
503 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
505 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
506 iteration reg is used after the loop.
508 2017-03-14 Martin Sebor <msebor@redhat.com>
510 PR tree-optimization/79800
511 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
512 precision in negative-positive range.
513 (format_floating): Call non-const overload with adjusted precision.
515 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
518 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
521 2017-03-14 Martin Sebor <msebor@redhat.com>
524 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
525 * builtins.def (aligned_alloc): Use it.
528 * Makefile.in (GTFILES): Add calls.c.
529 * calls.c: Include "gt-calls.h".
531 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
533 PR rtl-optimization/79728
534 * regs.h (struct target_regs): New field
535 x_contains_allocatable_regs_of_mode.
536 (contains_allocatable_regs_of_mode): New macro.
537 * reginfo.c (init_reg_sets_1): Initialize it, and change
538 contains_reg_of_mode so it includes global regs as well.
539 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
540 rather than contains_regs_of_mode.
542 2017-03-14 Martin Liska <mliska@suse.cz>
544 * doc/invoke.texi: Document options that can't be combined with
545 -fcheck-pointer-bounds.
547 2017-03-14 Martin Liska <mliska@suse.cz>
550 * doc/invoke.texi (-Wchkp): Document the option.
552 2017-03-14 Martin Liska <mliska@suse.cz>
554 * Makefile.in: Install gcov-dump.
556 2017-03-14 Martin Liska <mliska@suse.cz>
558 * multiple_target.c (expand_target_clones): Bail out for
559 an invalid attribute.
561 2017-03-14 Richard Biener <rguenther@suse.de>
563 * alias.c (struct alias_set_entry): Pack properly.
564 * cfgloop.h (struct loop): Likewise.
565 * cse.c (struct set): Likewise.
566 * ipa-utils.c (struct searchc_env): Likewise.
567 * loop-invariant.c (struct invariant): Likewise.
568 * lra-remat.c (struct cand): Likewise.
569 * recog.c (struct change_t): Likewise.
570 * rtl.h (struct address_info): Likewise.
571 * symbol-summary.h (function_summary): Likewise.
572 * tree-loop-distribution.c (struct partition): Likewise.
573 * tree-object-size.c (struct object_size_info): Likewise.
574 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
575 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
576 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
577 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
578 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
579 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
580 (struct _stmt_vec_info): Likewise.
582 2017-03-14 Martin Liska <mliska@suse.cz>
585 * multiple_target.c (create_dispatcher_calls): Check that
586 a target can create a function dispatcher.
588 2017-03-14 Martin Liska <mliska@suse.cz>
591 * multiple_target.c (expand_target_clones): Drop local.local
592 flag for default implementation.
594 2017-03-14 Richard Biener <rguenther@suse.de>
596 PR tree-optimization/80030
597 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
599 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
601 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
602 gcc_fallthrough() instead of __attribute__((fallthrough));
604 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
606 * doc/gcc.texi: Remove "up" link to (DIR).
607 * doc/gccint.texi: Ditto.
609 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
611 * doc/install.texi (Specific) <avr>: Remove reference to
614 2017-03-13 Jeff Law <law@redhat.com>
616 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
617 attribute rather than comments.
619 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
620 match_scratch operand is highest.
622 2017-03-13 Martin Liska <mliska@suse.cz>
625 * ipa-pure-const.c (warn_function_noreturn): If the declarations
626 is a CHKP clone, use original declaration.
628 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
630 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
631 (arc_conditional_register_usage): Use a different allocation order
632 when optimizing for size.
633 * common/config/arc/arc-common.c (arc_option_optimization_table):
634 Section anchors default on when optimizing for size.
636 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
638 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
640 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
642 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
643 * config/arc/arc.md (cpu_facility): Add cd variant.
644 (*movqi_insn): Add code density variant.
645 (*movhi_insn): Likewise.
646 (*movqi_insn): Likewise.
647 (*addsi3_mixed): Likewise.
648 (subsi3_insn): Likewise.
650 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
652 * config/arc/arc.md (movsi_cond_exec): Update constraint.
654 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
656 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
657 expressions with MINUS and UNARY ops.
659 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
662 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
664 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
665 between vec_select and vector argument.
666 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
667 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
668 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
669 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
670 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
671 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
673 2017-03-13 Richard Biener <rguenther@suse.de>
676 * params.def (vect-max-peeling-for-alignment): Fix typo.
678 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
680 * doc/install.texi (Specific) <mips-*-*>: Remove description of
681 issue that only occurred with binutils below 2.18.
683 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
685 * doc/install.texi (Specific) <cris-axis-elf>: No longer
686 refer to binutils 2.11/2.12 minimum.
688 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
690 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
691 ftp.kernel.org and simplify binutils requirement.
693 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
695 * doc/invoke.texi (Warning Options): Fix spelling of link-time
697 (Optimize Options): Ditto. Also remove redundancy.
699 2017-03-10 David Malcolm <dmalcolm@redhat.com>
702 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
704 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
705 to G_ to avoid double translation.
707 2017-03-10 David Malcolm <dmalcolm@redhat.com>
710 * auto-profile.c (get_combined_location): Convert leading
711 character of diagnostics to lower case and remove trailing period.
712 (read_profile): Likewise for various diagnostics.
713 * config/arm/arm.c (arm_option_override): Remove trailing period
714 from various diagnostics.
715 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
716 (msp430_expand_delay_cycles): Likewise.
718 2017-03-10 David Malcolm <dmalcolm@redhat.com>
721 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
722 full command-line argument, rather than just "str".
723 (aarch64_validate_march): Likewise.
724 (aarch64_validate_mtune): Likewise.
726 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
728 PR rtl-optimization/78911
729 * lra-assigns.c (must_not_spill_p): New function.
732 2017-03-10 Jakub Jelinek <jakub@redhat.com>
734 PR tree-optimization/79981
735 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
736 ATOMIC_COMPARE_EXCHANGE ifn result.
737 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
738 IFN_ATOMIC_COMPARE_EXCHANGE.
740 2017-03-10 David Malcolm <dmalcolm@redhat.com>
743 * opts.c (parse_sanitizer_options): Add missing question mark to
744 "did you mean" message.
746 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
748 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
750 (VMULEUH_UNS): Likewise.
751 (VMULOUB_UNS): Likewise.
752 (VMULOUH_UNS): Likewise.
753 * config/rs6000/rs6000.c (builtin_function_type): Remove
754 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
756 2017-03-10 David Malcolm <dmalcolm@redhat.com>
759 * read-rtl-function.c (function_reader::read_rtx_operand): Update
760 x with result of extra_parsing_for_operand_code_0.
761 (function_reader::extra_parsing_for_operand_code_0): Convert
762 return type from void to rtx, returning x. When reading
763 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
764 larger size containing struct block_symbol.
766 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
768 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
769 -mfloat128-hardware without -m64.
771 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
774 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
775 entries to the case statement that marks unsigned arguments to
776 overloaded functions.
778 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
780 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
781 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
783 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
786 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
787 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
789 2017-03-10 Martin Liska <mliska@suse.cz>
793 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
794 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
797 2017-03-10 Olivier Hainque <hainque@adacore.com>
799 * tree-switch-conversion (array_value_type): Start by resetting
800 candidate type to it's main variant.
802 2017-03-10 Jakub Jelinek <jakub@redhat.com>
804 PR rtl-optimization/79909
805 * combine.c (try_combine): Use simplify_replace_rtx on individual
806 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
807 of the whole CALL_INSN_FUNCTION_USAGE.
809 PR tree-optimization/79972
810 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
811 get_range_info on SSA_NAMEs. Formatting fixes.
813 2017-03-10 Richard Biener <rguenther@suse.de>
814 Jakub Jelinek <jakub@redhat.com>
816 PR tree-optimization/77975
817 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
819 (get_val_for): For constant x return it. Formatting fix.
820 (loop_niter_by_eval): Avoid pointless looping if the next iteration
821 would use the same bases as the current one.
823 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
825 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
826 instead of vec_select for V1TImode.
827 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
829 (VSX_LE_128): Add V1TI to this mode iterator.
830 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
831 (*vsx_le_perm_store_<mode>): Likewise.
832 (pre-reload splitter for VSX stores): Likewise.
833 (post-reload splitter for VSX stores): Likewise.
834 (*vsx_xxpermdi2_le_<mode>): Likewise.
835 (*vsx_lxvd2x2_le_<mode>): Likewise.
836 (*vsx_stxvd2x2_le_<mode>): Likewise.
838 2017-03-09 Michael Eager <eager@eagercon.com>
840 Correct failures with --enable-checking=yes,rtl.
842 * config/microblaze/microblaze.c (microblaze_expand_shift):
843 Replace GET_CODE test with CONST_INT_P and INTVAL test with
845 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
846 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
848 2017-03-09 Richard Biener <rguenther@suse.de>
850 PR tree-optimization/79977
851 * graphite-scop-detection.c (scop_detection::merge_sese):
852 Handle the case of extra exits to blocks dominating the entry.
854 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
856 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
859 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
861 PR rtl-optimization/79949
862 * lra-constraints.c (process_alt_operands): Check memory when
863 trying to predict a cycle. Print about the overall increase.
865 2017-03-09 Richard Biener <rguenther@suse.de>
868 * gimple-expr.c (useless_type_conversion_p): Preserve
869 TYPE_SATURATING for fixed-point types.
871 2017-03-09 Richard Biener <rguenther@suse.de>
874 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
875 alignment of BLKmode params.
877 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
880 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
881 (VALL_NO_V2Q): Likewise.
883 * config/aarch64/aarch64-simd.md
884 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
886 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
887 VALL_NO_V2Q mode iterator.
888 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
890 2017-03-09 Martin Liska <mliska@suse.cz>
892 PR tree-optimization/79631
893 * tree-chkp-opt.c (chkp_is_constant_addr): Call
894 tree_int_cst_sign_bit just for INTEGER constants.
896 2017-03-09 Martin Liska <mliska@suse.cz>
900 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
903 2017-03-09 Marek Polacek <polacek@redhat.com>
906 * tree.c (inchash::add_expr): Handle TREE_VEC.
908 2017-03-09 Martin Liska <mliska@suse.cz>
911 (chkp_narrow_size_and_offset): New function.
912 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
913 (void chkp_parse_bit_field_ref): New function.
914 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
915 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
917 2017-03-09 Martin Liska <mliska@suse.cz>
920 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
921 (chkp_find_bounds_1): Remove gcc_unreachable.
923 2017-03-09 Jakub Jelinek <jakub@redhat.com>
926 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
927 BUILT_IN_SYNC*, determine the access type from the size suffix and
928 always build a MEM_REF with that type. Handle forgotten
929 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
932 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
933 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
934 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
935 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
936 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
937 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
938 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
939 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
940 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
941 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
942 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
943 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
944 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
945 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
946 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
947 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
948 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
949 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
950 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
951 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
952 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
953 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
954 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
955 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
956 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
957 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
958 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
959 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
960 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
961 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
962 definitions outside of __OPTIMIZE__ guarded section.
965 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
966 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
967 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
968 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
971 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
973 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
974 ("vfenez<mode>"): Add missing constraints.
976 2017-03-08 Martin Sebor <msebor@redhat.com>
979 * config/nds32/nds32.c (nds32_option_override):
981 2017-03-08 Jakub Jelinek <jakub@redhat.com>
984 * gimplify.c (gimplify_omp_for): Replace index var in outer
985 taskloop statement with an artificial variable and add
986 OMP_CLAUSE_PRIVATE clause for it.
988 2017-03-08 Richard Biener <rguenther@suse.de>
990 PR tree-optimization/79955
991 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
992 for accesses that are completely outside of the variable.
994 2017-03-08 Andrew Haley <aph@redhat.com>
996 PR tree-optimization/79943
997 * tree-ssa-loop-split.c (compute_new_first_bound): When
998 calculating the new upper bound, (END-BEG) should be added, not
1001 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1003 * config/avr/avr.md (setmemhi): Make sure match_dup
1004 operand number comes before match_scratch.
1006 2017-03-08 Richard Biener <rguenther@suse.de>
1008 PR tree-optimization/79920
1009 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
1010 with ncopies == 1 to ...
1011 (vect_transform_slp_perm_load): ... here. Properly compute
1012 all element loads by iterating VF times over the group. Do
1013 not handle ncopies (computed in a broken way) in
1014 vect_create_mask_and_perm.
1016 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1019 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
1020 is a uniform vector, use uniform_vector_p return value instead of
1021 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
1023 2017-03-07 Marek Polacek <polacek@redhat.com>
1026 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
1027 (alloca_call_type): Likewise.
1029 2017-03-07 Martin Liska <mliska@suse.cz>
1031 * gcov.c (process_args): Put comment to correct location.
1033 2017-03-07 Martin Liska <mliska@suse.cz>
1036 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
1037 Use array_at_struct_end_p instead of DECL_CHAIN (field).
1038 (chkp_narrow_bounds_for_field): Likewise.
1039 (chkp_parse_array_and_component_ref): Pass one more argument to
1042 2017-03-07 Richard Biener <rguenther@suse.de>
1044 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1047 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1049 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1050 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1052 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1055 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1056 to end of description.
1057 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1059 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1061 PR rtl-optimization/79901
1062 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1064 (*avx512f_<code><mode>3<mask_name>): ... this.
1065 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1066 iterator instead of VI8_AVX2_AVX512BW.
1068 PR rtl-optimization/79901
1069 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1070 min/max expander, expand it using expand_vec_cond_expr.
1073 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1076 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1079 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1080 to void * for PCH reasons.
1081 * dwarf2out.c (output_loc_operands, output_die): Cast
1082 v.val_vec.array to unsigned char *.
1084 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1087 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1090 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1092 PR rtl-optimization/79571
1093 * lra-constraints.c (process_alt_operands): Calculate static
1094 reject and subtract it from overall when only addresses will be
1097 2017-03-06 Julia Koval <julia.koval@intel.com>
1100 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1101 incoming stack boundary to 128 for 64-bit targets.
1103 2017-03-06 Richard Biener <rguenther@suse.de>
1105 PR tree-optimization/79894
1106 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1107 to NULL after folding it.
1109 2017-03-06 Richard Biener <rguenther@suse.de>
1111 PR tree-optimization/79824
1112 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1113 check disabling peeling for gaps.
1115 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1117 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1118 attributes): Document gettimeofday.
1120 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1122 * config/s390/s390.c (s390_option_override_internal): Set
1123 PARAM_MIN_VECT_LOOP_BOUND
1125 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1127 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1128 * config/s390/s390.md: Likewise.
1130 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1133 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1134 (<avx2_avx512>_perm<mode>): Rename to ...
1135 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1137 (<avx512>_perm<mode>_mask): Rename to ...
1138 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1140 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1141 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1142 instead of VI8F_256_512.
1143 (avx512f_perm<mode>): New define_expand.
1144 (avx512f_perm<mode>_mask): Likewise.
1145 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1146 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1148 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1150 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1151 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1153 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1155 2017-03-06 Martin Liska <mliska@suse.cz>
1158 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1159 when having a SSA NAME w/o VAR_DECL assigned to it.
1161 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1163 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1164 msa_dpsub_<su>_d): Fix MODE for vec_select.
1166 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1168 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1170 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1172 2017-03-06 Richard Biener <rguenther@suse.de>
1174 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1175 * plugin.c (register_plugin_info): Likewise.
1176 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1178 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1180 * config/i386/sse.md (sse_storehps, sse_storelps,
1181 avx_<castmode><avxsizesuffix>_<castmode>,
1182 avx512f_<castmode><avxsizesuffix>_<castmode>,
1183 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1184 in condition that at least one operand is not a MEM.
1186 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1189 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1190 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1192 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1193 gimple_call_nothrow_p flag based on whether original builtin can throw.
1194 If it can, emit following stmts on the fallthrough edge.
1195 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1196 don't create new bb if inserting just debug stmts on the edge, try to
1197 insert them on the fallthru bb or just reset debug stmts.
1199 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1202 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1203 restore recog_data (including the operand rtxes inside it) around
1204 the call to get_insn_template.
1206 2017-03-03 Martin Sebor <msebor@redhat.com>
1208 PR tree-optimization/79699
1209 * context.c (context::~context): Free MPFR caches to avoid
1210 a memory leak on program exit.
1212 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1214 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1215 Use wide_int::ulow () instead of .elt (0).
1217 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1220 (*pushxf): Limit oF constraint to 32bit targets and add oC
1221 constraint for 64bit targets.
1222 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1223 (*pushdf): Change rmF constraint to rmC.
1225 2017-03-03 Martin Liska <mliska@suse.cz>
1227 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1228 Remove unused variable.
1230 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1233 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1234 is a memory operand, increase num_memory.
1235 (ix86_expand_args_builtin): Likewise.
1237 2017-03-03 Jan Hubicka <jh@suse.cz>
1240 * ipa-devirt.c (maybe_record_node): Properly handle
1241 __cxa_pure_virtual visibility.
1243 2017-03-03 Martin Liska <mliska@suse.cz>
1245 PR tree-optimization/79803
1246 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1248 (pass_loop_prefetch::execute): Disabled optimization if an
1249 assumption about L1 cache size is not met.
1251 2017-03-03 Martin Liska <mliska@suse.cz>
1253 PR rtl-optimization/79574
1254 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1255 (hash_scan_set): Likewise.
1256 (dump_hash_table): Likewise.
1257 (hoist_code): Likewise.
1259 2017-03-03 Richard Biener <rguenther@suse.de>
1261 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1262 in place of uhigh ().
1263 (fixed_convert_from_real): Likewise.
1265 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1270 2017-03-03 Richard Biener <rguenther@suse.de>
1273 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1274 TYPE_OVERFLOW_UNDEFINED check.
1276 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1278 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1280 (vector_ae_<mode>_p): Likewise.
1281 (vector_nez_<mode>_p): Likewise.
1282 (vector_ne_v2di_p): Likewise.
1283 (vector_ae_v2di_p): Likewise.
1284 (vector_ne_<mode>_p): Likewise.
1285 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1287 (vsx_tsqrt<mode>2_fe): Likewise.
1289 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1294 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1296 PR rtl-optimization/79780
1297 * cprop.c (one_cprop_pass): When second and further conditional trap
1298 in a single basic block is turned into an unconditional trap, turn it
1299 into a deleted note to avoid RTL verification failures.
1301 2017-03-02 Richard Biener <rguenther@suse.de>
1303 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1305 2017-03-02 Richard Biener <rguenther@suse.de>
1307 PR tree-optimization/79345
1309 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1310 param and abort the walk, returning -1 if it is hit.
1311 (walk_aliased_vdefs): Take a limit param and pass it on.
1312 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1313 defaulting to 0 and return a signed int.
1314 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1315 (check_defs): New helper.
1316 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1317 about uninitialized memory.
1318 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1319 bogus uninitialized warning.
1320 (fixed_convert_from_real): Likewise.
1322 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1324 PR tree-optimization/66768
1325 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1326 iv_use if base object can't be determined.
1328 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1330 PR tree-optimization/79345
1331 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1332 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1333 (get_pattern_stats): Initialize it.
1334 * genemit.c (gen_expand): Verify match_scratch numbers come after
1335 match_operand/match_dup numbers.
1336 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1337 match_scratch numbers.
1338 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1340 * config/s390/s390.md (trunctdsd2): Likewise.
1342 2017-03-02 Richard Biener <rguenther@suse.de>
1344 * wide-int.h (wide_int_storage::operator=): Implement in terms
1347 2017-03-02 Richard Biener <rguenther@suse.de>
1349 PR tree-optimization/79777
1350 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1351 the to insert expression to sth existing.
1353 2017-03-01 Martin Sebor <msebor@redhat.com>
1356 * gimple-ssa-sprintf.c
1357 (directive::known_width_and_precision): New function.
1358 (format_integer): Use it.
1359 (get_mpfr_format_length): Consider the full range of precision
1360 when computing %g output with the # flag. Set the likely byte
1361 count to 3 rather than 1 when precision is indeterminate.
1362 (format_floating): Correct the lower bound of precision.
1364 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1366 * doc/invoke.texi: Document default code model for 64-bit Linux.
1368 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1371 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1372 udiv rather than div since input pattern is unsigned.
1374 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/i386.c (print_reg): Warn for values of
1377 unsupported size in integer register.
1379 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1382 * config/rs6000/predicates.md (current_file_function_operand): Do
1383 not allow self calls to be local if the function is replaceable.
1385 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1388 * config/rs6000/altivec.h (vec_ctz and others): Change the
1389 preprocessor macro that controls conditional compilation from
1390 _ARCH_PWR9 to __POWER9_VECTOR__.
1391 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1392 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1393 control (instead of _ARCH_PWR9 control) so that template
1394 definition uses power9-specific function.
1395 (vec_any_eq): Likewise.
1396 (vec_all_ne): Change macro definition to use a power9-specific
1397 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1398 _ARCH_PWR9 control).
1399 (vec_any_eq) Likewise.
1400 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1401 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1402 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1403 support for xvcmpnedp instruction.
1404 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1405 macro expansion so that Power9 implementation of vec_all_ne does
1406 not use the AltiVec predicate framework.
1407 (VCMPNEH_P): Likewise.
1408 (VCMPNEW_P): Likewise.
1409 (VCMPNED_P): Likewise.
1410 (VCMPNEFP_P): Likewise.
1411 (VCMPNEDP_P): Likewise.
1412 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1413 implementation of vec_any_eq to not use AltiVec predicate
1415 (VCMPAEH_P): Likewise.
1416 (VCMPAEW_P): Likewise.
1417 (VCMPAED_P): Likewise.
1418 (VCMPAEFP_P): Likewise.
1419 (VCMPAEDP_P): Likewise.
1420 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1421 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1422 not use the AltiVec predicate framework.
1423 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1424 of vec_any_eq to not use AltiVec predicate framework.
1425 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1426 support for predefined __POWER9_VECTOR__ macro to indicate that
1427 Power9 instruction selection is enabled.
1428 (altivec_overloaded_builtins): Remove extraneous
1429 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1430 function argument types RS6000_BTI_bool_V16QI and
1431 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1432 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1433 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1434 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1435 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1436 Power9 for implementations of vec_cmpne. Change the signature for
1437 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1438 (representing vec_all_ne) to remove the previously described first
1439 argument of type RS6000_BTI_INTSI, as this was an artifact of
1440 reliance on the AltiVec predicate framework, which is no longer
1441 used in the implementation of these functions. Add
1442 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1443 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1444 since, unlike the AltiVec predicate framework implementation, we
1445 do not share function descriptors between vec_alle and vec_anyeq.
1446 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1447 set of modes that receive special treatment even when
1448 TARGET_P9_VECTOR is true. The special treatment emits code that
1449 does not depend on Power9 instructions.
1450 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1451 define_expand to not rely on AltiVec predicate framework.
1452 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1454 (vector_ne_v2di_p): Change this define_expand to not rely on
1455 AltiVec predicate framework.
1456 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1458 (vector_ne_<mode>_p): Change this define_expand to not rely on
1459 AltiVec predicate framework.
1460 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1462 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1463 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1464 define_insn pattern.
1465 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1466 define_insn pattern because the xvcmpne<VSs>. instruction is not
1468 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1469 instruction is not supported.
1471 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1473 * config/nvptx/nvptx.c: Include intl.h.
1475 2017-03-01 Martin Jambor <mjambor@suse.cz>
1478 * ipa-prop.h (ipa_bits): Removed field known.
1479 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1480 to pointers. Adjusted their comments to warn about their sharing.
1481 (ipcp_transformation_summary): Change bits to a vector of pointers.
1482 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1483 (ipa_get_ipa_bits_for_value): Declare.
1484 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1485 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1486 (ipa_bits_hash_table): Likewise.
1487 (ipa_vr_ggc_hash_traits): Likewise.
1488 (ipa_vr_hash_table): Likewise.
1489 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1490 being pointers and vr_known being removed.
1491 (ipa_set_jf_unknown): Likewise.
1492 (ipa_get_ipa_bits_for_value): New function.
1493 (ipa_set_jfunc_bits): Likewise.
1494 (ipa_get_value_range): New overloaded functions.
1495 (ipa_set_jfunc_vr): Likewise.
1496 (ipa_compute_jump_functions_for_edge): Use the above functions to
1497 construct bits and vr parts of jump functions.
1498 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1499 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1501 (ipcp_grow_transformations_if_necessary): Also allocate
1502 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1504 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1505 them. Fix too long lines.
1506 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1507 vr_known being removed.
1508 (ipa_read_jump_function): Use new setter functions to construct bits
1509 and vr parts of jump functions or set them to NULL.
1510 (write_ipcp_transformation_info): Adjust for bits being pointers.
1511 (read_ipcp_transformation_info): Likewise.
1512 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1514 Include gt-ipa-prop.h.
1515 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1517 (ipcp_store_bits_results): Likewise.
1518 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1519 Do not write to existing jump functions but use a temporary instead.
1521 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1524 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1525 attempt to use its first operand as BIT_FIELD_REF base.
1527 2017-03-01 Richard Biener <rguenther@suse.de>
1530 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1531 interpolating formula in wrapping arithmetic.
1532 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1534 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1536 PR tree-optimization/79734
1537 * tree-vect-generic.c (expand_vector_condition): Optimize
1538 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1539 Handle VEC_COND_EXPR where comparison has different inner width from
1542 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1544 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1545 markup, and similar issues. Remove @opindex entries for things
1546 that aren't options. Add missing -mmpy-option entries.
1548 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1550 PR tree-optimization/79737
1551 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1552 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1553 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1554 instead of byte_size. Formatting fix.
1555 (shift_bytes_in_array_right): Formatting fix.
1557 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1560 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1561 condition on optimize for the leaf function test.
1563 2017-02-28 Martin Liska <mliska@suse.cz>
1566 * read-rtl-function.c (function_reader::handle_unknown_directive):
1567 Bail out when one uses -flto.
1569 2017-02-28 Martin Liska <mliska@suse.cz>
1571 * common.opt: Replace space with tabular for options of <number>
1573 * config/i386/i386.opt: Show <number> value for
1574 -mlarge-data-threshold.
1575 * opts.c (print_filtered_help): Do not display number in hexadecimal
1578 2017-02-28 Martin Liska <mliska@suse.cz>
1580 * common.opt: Fix --help=option -Q for options which are of
1583 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.c (print_reg): Error out for values
1586 of 8-bit size in invalid integer register.
1588 2017-02-28 Martin Sebor <msebor@redhat.com>
1590 PR tree-optimization/79691
1591 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1593 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1596 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1597 gcc_unreachable with output_operand_lossage.
1599 2017-02-28 Richard Biener <rguenther@suse.de>
1601 PR tree-optimization/79740
1602 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1604 (visit_nary_op): Insert the nary into the hashtable if we
1605 pattern-matched sth.
1606 * tree-ssa-pre.c (eliminate_insert): Robustify.
1608 2017-02-28 Richard Biener <rguenther@suse.de>
1611 * fold-const.c (decode_field_reference): Reject out-of-bound
1614 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1616 * config/i386/i386.c: Include intl.h.
1617 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1618 instead of just cond ? "..." : "...".
1619 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1620 * coverage.c (read_counts_file): Likewise.
1621 * omp-offload.c: Include intl.h.
1622 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1623 of just cond ? "..." : "...".
1624 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1625 of just cond ? "..." : "...".
1627 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1630 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1632 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1633 'tune for' CPU name.
1634 * config/arm/arm-cpu-data.h: Regenerated.
1636 2017-02-28 Richard Biener <rguenther@suse.de>
1638 PR tree-optimization/79732
1639 * tree-inline.c (expand_call_inline): Do not shadow var.
1641 2017-02-28 Richard Biener <rguenther@suse.de>
1643 PR tree-optimization/79723
1644 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1645 address-space properly.
1647 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1649 * doc/optinfo.texi (Optimization groups): Fix option used for
1651 * doc/invoke.texi (-fopt-info): Document "omp".
1652 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1653 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1654 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1655 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1656 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1658 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1660 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1661 OPTGROUP_OMP with "omp".
1663 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1666 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1667 for arithmetic shift of unsigned V2DI.
1669 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1671 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1672 arc/linux.h headers.
1673 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1674 (LINK_SPEC): Likewise.
1675 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1676 (EXTRA_SPECS): Likewise.
1677 (STARTFILE_SPEC): Likewise.
1678 (ENDFILE_SPEC): Likewise.
1679 (LIB_SPEC): Likewise.
1680 (TARGET_SDATA_DEFAULT): Likewise.
1681 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1682 (MULTILIB_DEFAULTS): Likewise.
1683 (DWARF2_UNWIND_INFO): Likewise.
1684 * config/arc/big.h: New file.
1685 * config/arc/elf.h: Likewise.
1686 * config/arc/linux.h: Likewise.
1687 * config/arc/t-uClibc: Remove.
1689 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1691 PR tree-optimization/77536
1692 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1693 (tree_transform_and_unroll_loop): Use above function to compute the
1694 estimated niter of unrolled loop and use it when scaling profile.
1695 Also use count info rather than frequency if it's non-zero.
1696 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1697 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1698 (vect_transform_loop): Call above function.
1700 2017-02-27 Richard Biener <rguenther@suse.de>
1702 PR tree-optimization/45397
1703 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1704 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1705 (visit_nary_op): Add pattern matching for CSEing sign-changed
1706 or truncated operations with wider ones.
1708 2017-02-27 Richard Biener <rguenther@suse.de>
1710 PR tree-optimization/79690
1711 * tree-vect-stmts.c (vectorizable_store): Use vector type
1712 built from the DR with address-space.
1714 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1716 * doc/invoke.texi (Optimize Options): Refine the description
1717 of asan-use-after-return.
1719 2017-02-25 Alan Modra <amodra@gmail.com>
1721 PR rtl-optimization/79584
1722 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1723 base, not ad->base_term, the reg within base. Remove assertion
1724 that ad->base == ad->base_term. Replace gen_int_mode using
1725 bogus mode with const0_rtx.
1727 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1730 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1731 FMA_EXPR like tcc_binary or tcc_unary.
1733 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1736 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1738 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1739 (output_loc_operands): Handle DW_OP_call_ref and
1740 DW_OP_GNU_variable_value.
1741 (struct variable_value_struct): New type.
1742 (struct variable_value_hasher): Likewise.
1743 (variable_value_hash): New variable.
1744 (string_types): Remove.
1745 (copy_loc_descr): New function.
1746 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1747 (prepend_loc_descr_to_each): New function.
1748 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1749 instead of add_loc_descr_to_each if the first argument is single
1750 location list and the second has multiple.
1751 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1752 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1753 when looking for variable value which doesn't have other location info.
1754 (loc_list_from_tree): Formatting fix.
1755 (gen_array_type_die): Simplify DW_AT_string_length handling.
1756 (adjust_string_types): Remove.
1757 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1758 string_types. Call resolve_variable_values.
1759 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1760 (resolve_addr_in_expr): Likewise. Add A argument.
1761 (copy_deref_exprloc): Remove deref argument. Adjust for the
1762 original expression being DW_OP_GNU_variable_value with optionally
1763 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1764 optionally after it.
1765 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1766 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1767 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1768 (variable_value_hasher::hash, variable_value_hasher::equal): New
1770 (resolve_variable_value_in_expr, resolve_variable_value,
1771 resolve_variable_values, note_variable_value_in_expr,
1772 note_variable_value): New functions.
1773 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1776 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1779 * opts.h (handle_generated_option): Add GENERATED_P argument.
1780 * opts-common.c (handle_option): Adjust function comment.
1781 (handle_generated_option): Add GENERATED_P argument, pass it to
1783 (control_warning_option): Pass false to handle_generated_option
1785 * opts.c (maybe_default_option): Pass true to handle_generated_option
1787 * optc-gen.awk: Likewise.
1789 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1791 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1792 a REG, look at the REG it is a SUBREG of.
1793 (splitter for cmpeqsi_t): Ditto.
1795 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1797 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1798 the special USEs with the pattern of the insn, not the insn itself.
1800 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1803 * doc/invoke.texi: Document -mload-store-pairs.
1805 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1806 Sandra Loosemore <sandra@codesourcery.com>
1808 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1809 argument isn't a CONST_INT.
1810 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1811 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1812 (nios2_validate_compare): Bypass alternate compare logic if *op2
1814 (ldstwm_operation_p): Return false if first_base is not a REG or
1815 if first_offset is not a CONST_INT.
1817 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1819 * config/cris/cris.md: Use correct operand in a define_peephole2.
1821 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1823 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1825 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1827 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1828 this_insn if it is an INSN or JUMP_INSN.
1829 (force_offsettable): Look at base, not at addr.
1830 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1831 on things that aren't necessarily CONST_INTs.
1833 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1835 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1836 -mfpmath=sse is the default also for x86-32 targets with SSE2
1837 instruction set when @option{-ffast-math} is enabled
1839 2017-02-24 Jeff Law <law@redhat.com>
1841 PR rtl-optimizatoin/79286
1842 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1845 2017-02-24 Richard Biener <rguenther@suse.de>
1847 PR tree-optimization/79389
1848 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1851 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1853 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1854 function comment to reflect reality.
1855 (loop_exits_before_overflow): Fix typo in function description.
1857 2017-02-24 Richard Biener <rguenther@suse.de>
1859 PR tree-optimization/79389
1860 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1861 properly that a threading opportunity exists. Detect conditional
1862 copy/constant propagation opportunities.
1864 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1866 * config/visium/visium.md (type): Add trap.
1867 (b): New mode attribute.
1868 (*btst): Rename into...
1869 (*btst<mode>): ...this and adjust.
1870 (*cbranchsi4_btst_insn): Rename into...
1871 (*cbranch<mode>4_btst_insn): ...this and adjust.
1872 (trap): New define_insn.
1874 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1876 PR tree-optimization/79389
1877 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1878 (noce_reversed_cond_code): New function.
1879 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1880 reversed_comparison_code. Formatting fix.
1881 (noce_try_store_flag): Test rev_cond != NULL in addition to
1882 reversed_comparison_code.
1883 (noce_try_store_flag_constants): Likewise.
1884 (noce_try_store_flag_mask): Likewise.
1885 (noce_try_addcc): Use rev_cond if non-NULL instead of
1886 reversed_comparison_code.
1887 (noce_try_cmove_arith): Likewise. Formatting fixes.
1888 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1889 (noce_find_if_block): Initialize rev_cond.
1890 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1891 instead of false as last argument never attempt to reverse it
1894 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1896 PR tree-optimization/79663
1897 * tree-predcom.c (combine_chains): Process refs in reverse order
1898 only for ZERO length chains, and add explaining comment.
1900 2017-02-23 Jeff Law <law@redhat.com>
1902 PR tree-optimization/79578
1903 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1904 in call to operand_equal_p.
1906 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1909 * config/i386/cpuid.h: Fix another undefined behavior.
1911 2017-02-23 Richard Biener <rguenther@suse.de>
1913 PR tree-optimization/79683
1914 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1915 vector types for data-refs.
1917 2017-02-23 Martin Liska <mliska@suse.cz>
1919 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1921 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1924 * internal-fn.c (get_range_pos_neg): Moved to ...
1925 * tree.c (get_range_pos_neg): ... here. No longer static.
1926 * tree.h (get_range_pos_neg): New prototype.
1927 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1928 are known to be in between 0 and signed maximum inclusive, try to
1929 expand both unsigned and signed divmod and use the cheaper one from
1932 2017-02-22 Jeff Law <law@redhat.com>
1934 PR tree-optimization/79578
1935 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1936 to compare base operands.
1938 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1941 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1942 gpc_reg_operand instead of fpr_reg_operand.
1944 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1946 * config/mips/mips.c (mips_return_in_memory): Force FP
1947 vector types to be returned in memory for o32 ABI.
1949 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1951 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1952 instead of DW_TAG_member for static data member declarations and don't
1953 set no_linkage_name for static inline data members.
1954 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1957 2017-02-22 Martin Liska <mliska@suse.cz>
1959 * doc/invoke.texi: Replace inequality signs with square brackets
1962 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1964 PR tree-optimization/68644
1965 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1967 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1970 * lra-constraints.c (simplify_operand_subreg): Handle
1971 WORD_REGISTER_OPERATIONS targets.
1973 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1976 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1977 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1978 elimination by swapping fld*.
1980 2017-02-22 Richard Biener <rguenther@suse.de>
1982 PR tree-optimization/79673
1983 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1984 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1985 irrelevant address-space qualifiers and avoiding a
1986 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1988 2017-02-22 Richard Biener <rguenther@suse.de>
1990 PR tree-optimization/79666
1991 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1992 to not symbolically negate if that may introduce undefined
1995 2017-02-22 Martin Liska <mliska@suse.cz>
1998 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1999 * data-streamer-out.c (streamer_write_gcov_count_stream):
2001 * value-prof.c (stream_out_histogram_value): Make assert more
2002 precise based on type of counter.
2004 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.md (standard_x87sse_constant_load splitter):
2008 Use nonimmediate_operand instead of memory_operand for operand 1.
2009 (float-extend standard_x87sse_constant_load splitter): Ditto.
2011 2017-02-21 Jeff Law <law@redhat.com>
2013 PR tree-optimization/79621
2014 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
2015 blocks with edges to themselves.
2017 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2020 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
2021 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
2022 Use gimple_call_builtin_p.
2025 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
2026 on temporarily removed DEBUG_INSNs.
2028 PR tree-optimization/79649
2029 * tree-loop-distribution.c (classify_partition): Give up on
2030 non-generic address space loads/stores.
2032 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
2034 * doc/loop.texi (Loop manipulation): Remove nonexistent
2035 tree_ssa_loop_version from the documentation.
2036 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
2038 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2041 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2042 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2043 * config/rs6000/rs6000.c: Include except.h.
2044 (rs6000_expand_split_stack_prologue): Call
2045 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2047 2017-02-21 Martin Jambor <mjambor@suse.cz>
2050 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2053 2017-02-21 Martin Jambor <mjambor@suse.cz>
2055 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2056 for backward compatibility only.
2057 * doc/invoke.texi (Option Summary): Remove all references to
2060 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2064 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2066 * lra-constraints.c (curr_insn_transform): Handle
2067 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2069 2017-02-21 Martin Liska <mliska@suse.cz>
2071 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2073 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2075 PR translation/79638
2076 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2078 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2081 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2082 (arm_function_ok_for_sibcall): Return false for an indirect call by
2083 descriptor if all the argument registers are used.
2084 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2085 alignment of the function.
2087 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2089 PR tree-optimization/61441
2090 * simplify-rtx.c (simplify_const_unary_operation): For
2091 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2092 the sNaN unmodified.
2094 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2096 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2097 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2098 instead of SYSTEM_HEADER_DIR.
2100 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2101 Martin Liška <mliska@suse.cz>
2103 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2104 Fix typos and grammar, use active voice, and clarify.
2106 2017-02-20 Marek Polacek <polacek@redhat.com>
2109 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2112 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2114 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2117 * config/i386/i386.c (ix86_expand_builtin): Handle
2118 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2119 ix86_builtins_isa[fcode].isa as a requirement of those
2120 flags and any other flag in the bitmask.
2121 (ix86_init_mmx_sse_builtins): Use 0 instead of
2122 ~OPTION_MASK_ISA_64BIT as mask.
2123 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2124 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2125 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2126 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2128 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2131 * lra-constraints.c (split_reg): Check requested split mode
2132 is supported by the register.
2134 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2136 * lra-constraints.c (simplify_operand_subreg): Remove early
2139 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2142 * lra-constraints.c (curr_insn_transform): Tighten condition
2143 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2145 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2148 * lra-constraints.c (curr_insn_transform): Handle
2149 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2151 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2154 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2158 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2161 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2164 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2166 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2169 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2171 * final.c (last_columnnum, override_columnnum): New variables.
2172 (final_start_function): Set last_columnnum, pass it to begin_prologue
2173 hook and pass 0 to dwarf2out_begin_prologue.
2174 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2175 to source_line debug hook.
2176 (notice_source_line): Compute last_columnnum and for debug_column_info
2177 return true on column changes.
2178 * debug.h (struct gcc_debug_hooks): Add column argument to
2179 source_line and begin_prologue hooks.
2180 (debug_nothing_int_charstar_int_bool): Remove prototype.
2181 (debug_nothing_int_int_charstar,
2182 debug_nothing_int_int_charstar_int_bool): New prototypes.
2183 (dwarf2out_begin_prologue): Add column argument.
2184 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2185 begin_prologue hooks.
2186 (debug_nothing_int_charstar_int_bool): Remove.
2187 (debug_nothing_int_int_charstar,
2188 debug_nothing_int_int_charstar_int_bool): New functions.
2189 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2190 through to dwarf2out_source_line.
2191 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2192 (dwarf2out_source_line): Add column argument, emit it if requested.
2193 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2195 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2196 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2197 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2198 through to dwarf2out_begin_prologue.
2199 (vmsdbgout_source_line): Add column argument, pass it through to
2200 dwarf2out_source_line.
2201 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2202 dbxout_source_line caller.
2203 (dbxout_source_line): Add column argument.
2205 * common.opt (gno-column-info, gcolumn-info): New options.
2206 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2207 (check_die): Also test for multiple DW_AT_decl_column attributes.
2208 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2209 DW_AT_decl_column if requested.
2210 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2212 (gen_variable_die): Likewise.
2213 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2214 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2217 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2218 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2219 (ix86_handle_option): Handle OPT_m3dnowa.
2220 * doc/invoke.texi (-m3dnowa): Document.
2221 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2222 -m3dnowa instead of -m3dnow -march=athlon.
2225 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2226 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2228 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2231 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2232 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2233 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2234 generator for vsx_xxpermdi_<mode>_be.
2235 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2236 force big-endian semantics.
2237 (vsx_xxpermdi_<mode>_be): New define_expand with same
2238 implementation as previous version of vsx_xxpermdi_<mode>.
2240 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2242 PR tree-optimization/79327
2243 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2244 variable, its initialization and use.
2246 2017-02-17 Julia Koval <julia.koval@intel.com>
2248 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2249 (OPTION_MASK_ISA_PKU_UNSET): New.
2250 (ix86_handle_option): Handle -mrdpid.
2251 * config/i386/cpuid.h (bit_RDPID): New.
2252 * config/i386/driver-i386.c (host_detect_local_cpu):
2253 Detect RDPID feature.
2254 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2255 * config/i386/i386-c.c (ix86_target_macros_internal):
2257 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2258 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2259 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2260 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2261 * config/i386/i386.md (define_insn "rdpid"): New.
2262 * config/i386/i386.opt Add -mrdpid.
2263 * config/i386/immintrin.h (_rdpid_u32): New.
2265 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2267 PR rtl-optimization/79541
2268 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2269 instead of transforming it into USE.
2271 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2273 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2274 If HONOR_SNANS (SFmode) force the input to a register.
2275 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2276 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2277 an frsp or similar insn.
2279 2017-02-17 Martin Liska <mliska@suse.cz>
2281 PR rtl-optimization/79577
2282 * params.def (selsched-max-sched-times): Increase minimum to 1.
2284 2017-02-17 Martin Liska <mliska@suse.cz>
2286 PR rtl-optimization/79574
2287 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2289 2017-02-17 Martin Liska <mliska@suse.cz>
2291 PR tree-optimization/79529
2292 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2293 ssa_defined_default_def_p to handle cases which are implicitly
2295 * tree-ssa.c (ssa_defined_default_def_p): New function.
2296 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2297 which are implicitly defined.
2298 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2300 2017-02-17 Richard Biener <rguenther@suse.de>
2303 * params.def (max-ssa-name-query-depth): Limit to 10.
2305 2017-02-17 Richard Biener <rguenther@suse.de>
2307 PR tree-optimization/79552
2308 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2311 2017-02-17 Richard Biener <rguenther@suse.de>
2314 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2316 2017-02-17 Marek Polacek <polacek@redhat.com>
2319 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2320 (fold_negate_expr): New wrapper.
2322 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2324 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2325 Correct terminology and de-emphasize pre-standard behavior.
2327 2017-02-16 Alan Modra <amodra@gmail.com>
2329 PR rtl-optimization/79286
2330 * ira.c (def_dominates_uses): New function.
2331 (update_equiv_regs): Don't create an equivalence for insns that
2332 may trap where the register def does not dominate the use.
2334 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2336 PR rtl-optimization/78127
2337 * lra.c (lra): Call lra_eliminate before finish the loop after
2340 2017-02-16 Richard Biener <rguenther@suse.de>
2342 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2344 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2345 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2346 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2347 (isl_val_int_from_wi): New function.
2348 (extract_affine_gmp): Rename to ...
2349 (extract_affine_wi): ... this, take a widest_int.
2350 (extract_affine_int): Just wrap extract_affine_wi.
2351 (add_param_constraints): Use isl_val_int_from_wi.
2352 (add_loop_constraints): Likewise, and extract_affine_wi.
2354 2017-02-15 Jeff Law <law@redhat.com>
2357 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2358 ira_init_register_move_cost_if_necessary.
2360 2017-02-15 Martin Sebor <msebor@redhat.com>
2363 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2364 removed in a prior commit.
2366 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2368 PR tree-optimization/79347
2369 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2370 counters during peeling.
2372 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2374 * Makefile.in (site.exp): Remove "set ISLVER".
2376 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2379 * real.c (real_from_integer): Call real_convert even for decimal.
2381 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2384 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2386 2017-02-14 Andrew Pinski <apinski@cavium.com>
2388 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2389 cores and change the partno/implementer to be correct.
2390 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2391 the 'B" as the implementer.
2392 * config/aarch64/aarch64-tune.md: Regenerate.
2394 2017-02-14 Carl Love <cel@us.ibm.com>
2396 * config/rs6000/rs6000.c: Add case statement entry to make the
2397 xvcvuxdsp built-in argument unsigned.
2398 * config/rs6000/vsx.md: Fix the source and return operand types so they
2399 match the instruction definitions from the ISA document. Fix typo
2400 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2403 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2406 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2407 member early_clobber_alts.
2408 * lra-lives.c (reg_early_clobber_p): New.
2409 (process_bb_lives): Use it.
2410 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2411 (debug_operand_data): Initialize early_clobber_alts.
2412 (setup_operand_alternative): Set up early_clobber_alts.
2413 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2414 alternatives to new_insn_reg.
2415 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2417 (lra_update_insn_regno_info): Pass the new arg.
2419 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2422 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2423 (new_oacc_loop_raw): Don't clear already cleared fields.
2426 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2427 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2428 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2430 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2435 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2438 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2439 the extra instruction to the right place to store 128-bit constant
2442 2017-02-14 Martin Sebor <msebor@redhat.com>
2445 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2446 warning for strings of unknown length.
2448 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2450 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2452 2017-02-14 Jeff Law <law@redhat.com>
2455 * ira-costs.c (scan_one_insn): Initialize register move costs
2456 for pseudos seen in USE/CLOBBER insns.
2458 PR tree-optimization/79095
2459 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2460 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2461 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2462 if the operands are known to be not equal, then the resulting range
2464 (intersect_ranges): If the new range is ~[0,0] and the old range is
2465 wide, then prefer ~[0,0].
2466 * tree-vrp.c (overflow_comparison_p_1): New function.
2467 (overflow_comparison_p): New function.
2468 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2469 if NAME is used in an overflow test.
2470 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2471 overflow check that can be expressed as an equality test, then adjust
2472 ops to be that equality test.
2474 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2476 * config/s390/s390-builtin-types.def: Remove flags argument.
2477 * config/s390/s390.c (s390_init_builtins): Likewise.
2479 2017-02-14 Martin Liska <mliska@suse.cz>
2481 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2482 vector. Fix trailing white spaces.
2484 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2486 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2489 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2491 PR rtl-optimization/68664
2492 * config/arm/arm.c (arm_sched_can_speculate_insn):
2493 New function. Declare prototype.
2494 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2496 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2498 PR rtl-optimization/68664
2499 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2501 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2503 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2505 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2506 max skip bytes for function, loop and jump.
2508 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2510 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2511 ABS_EXPR for gimple dump.
2513 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2516 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2518 PR tree-optimization/79408
2519 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2520 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2521 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2522 also if rhs1 is INTEGER_CST.
2524 2017-02-14 Richard Biener <rguenther@suse.de>
2527 * tree-into-ssa.c (insert_phi_nodes): When the function can
2528 have abnormal edges rewrite SSA names with broken use-def
2529 dominance out of SSA and register them for PHI insertion.
2531 2017-02-13 Martin Sebor <msebor@redhat.com>
2534 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2535 clearing info.nowrite flag when snprintf size argument is a range.
2537 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2539 * cprop.c (cprop_jump): Add missing space in string literal.
2540 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2541 (get_constraint_for_component_ref): Likewise.
2542 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2543 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2544 * lra-constraints.c (process_alt_operands): Likewise.
2545 * ipa-inline.c (inline_small_functions): Likewise.
2546 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2547 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2548 * trans-mem.c (diagnose_tm_1_op): Likewise.
2549 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2550 (grid_parallel_clauses_gridifiable): Likewise.
2552 * config/nvptx/mkoffload.c (process): Add space in between
2555 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2556 "MOD4_SSE_REGS" and "ALL_REGS".
2558 * spellcheck.c (test_data): Add , in between "foo" and "food".
2560 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2563 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2564 boundary crossing check and subsequent code generation agree.
2566 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2568 * config/aarch64/aarch64.c (has_memory_op): Delete.
2569 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2572 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2574 PR rtl-optimization/79388
2575 PR rtl-optimization/79450
2576 * combine.c (distribute_notes): When removing TEM_INSN for which
2577 corresponding dest has last value recorded, invalidate that last
2580 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2582 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2583 of explicit '@'. Add missing assembly comment marker on branch costs
2586 2017-02-13 Nathan Sidwell <nathan@acm.org>
2588 * gengtype-lex.l (<in_struct>): Add '/'.
2590 2017-02-13 Martin Liska <mliska@suse.cz>
2593 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2595 2017-02-13 Richard Biener <rguenther@suse.de>
2597 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2599 * configure: Re-generate.
2600 * config.in: Likewise.
2601 * graphite-dependences.c: Simplify as if
2602 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2603 * graphite-isl-ast-to-gimple.c: Likewise.
2604 * graphite-optimize-isl.c: Likewise.
2605 * graphite-poly.c: Likewise.
2606 * graphite-sese-to-poly.c: Likewise.
2607 * graphite.h: Likewise.
2608 * toplev.c: Include isl/version.h and use isl_version () for
2609 printing the ISL version.
2610 * doc/install.texi: Update ISL requirement.
2612 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2614 * doc/standards.texi (Standards): Update reference to
2617 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2619 * doc/extend.texi (Named Address Spaces): sourceware.org now
2621 * doc/install.texi (Binaries): Ditto.
2624 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2626 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2627 standard terminology "stringize"/"stringizing" throughout.
2628 * doc/cppinternals.texi: Likewise.
2630 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2632 * doc/extend.texi: Fix some spelling mistakes and typos.
2633 * doc/invoke.texi: Likewise.
2635 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2638 * params.def (inline-min-speedup) Change from 10 to 8.
2640 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2642 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2645 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2648 * ipa-inline-analysis.c (get_minimal_bb): New function.
2649 (record_modified): Use it.
2650 (remap_edge_change_prob): Handle also ancestor functions.
2652 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2654 * doc/contrib.texi (Contributors): Remove broken link into
2655 the Mauve CVS repository.
2657 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2660 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2661 result computation whenever lhs doesn't have vector mode, not
2662 just when it has BLKmode.
2664 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2666 * doc/makefile.texi (profiledbootstrap): Refer to the
2667 installation instructions only in textual form.
2669 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2672 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2674 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2676 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2677 (Specific): Update mingw-w64 reference.
2679 (Specific): Remove broken link to Renesas RX processor.
2681 2017-02-10 Richard Biener <rguenther@suse.de>
2683 * toplev.c (process_options): Do not mention obsolete graphite
2684 options when printing sorry message about missing graphite support.
2685 Mention -floop-nest-optimize.
2687 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2689 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2690 (vtst_p16): Likewise.
2691 (vtstq_p8): Likewise.
2692 (vtstq_p16): Likewise.
2694 (vtstq_p64): Likewise.
2695 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2696 (vset_lane_p64): New.
2697 (vsetq_lane_p64): New.
2699 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2701 PR tree-optimization/79411
2702 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2703 stmt operands are SSA_NAMEs used in abnormal phis.
2704 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2707 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2710 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2713 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2715 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2717 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2719 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2723 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2724 not arbitrary TREE_CONSTANT.
2727 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2728 "omp declare target link" attribute unless is_global_var.
2729 * omp-offload.c (find_link_var_op): Likewise.
2731 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2732 Chung-Lin Tang <cltang@codesourcery.com>
2734 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2736 (gimplify_adjust_omp_clauses): Don't delete TILE.
2737 (gimplify_omp_for): Deal with TILE.
2738 * internal-fn.c (expand_GOACC_TILE): New function.
2739 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2741 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2742 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2744 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2745 avoid DIV for outermost collapse var.
2746 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2747 Remove out of date comments, fix whitespace.
2748 * omp-general.c (omp_extract_for_data): Deal with tiling.
2749 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2750 adjust OLF_DIM_BASE value.
2751 (struct omp_for_data): Add tiling field.
2752 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2753 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2754 for auto loops. Remove default auto determining, moved to
2755 oacc_loop_fixed_partitions.
2756 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2757 stmts, add e_mask field.
2758 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2759 (oacc_thread_numbers): Use oacc_dim_call.
2760 (oacc_xform_tile): New.
2761 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2762 (finish_oacc_loop): Adjust for ifns vector.
2763 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2764 add case for GOACC_TILE fns.
2765 (oacc_loop_xform_loop): Delete.
2766 (oacc_loop_process): Iterate over call list directly, and add
2767 handling for GOACC_TILE fns.
2768 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2770 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2771 vector partitioning to outer loops. Assign 2 partitions to loops
2772 when available. Add TILE handling.
2773 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2774 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2775 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2776 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2777 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2779 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2781 * configure.ac (ACX_BUGURL): Update.
2782 * configure: Regenerate.
2784 2017-02-09 Richard Biener <rguenther@suse.de>
2786 PR tree-optimization/69823
2787 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2788 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2790 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2792 * config/arc/arc-c.def: Add __NPS400__ definition.
2793 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2794 (TARGET_NPS400): Define.
2796 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2798 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2800 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2802 (arc_cpu_types): Fill the arch_info field with a pointer into the
2803 arc_arch_types table.
2804 (arc_selected_cpu): Declare.
2805 * config/arc/arc.c (arc_selected_cpu): Make global.
2806 (arc_selected_arch): Delete.
2807 (arc_base_cpu): Delete.
2808 (arc_override_options): Remove references to deleted variables,
2809 update access to arch information.
2810 (ARC_OPT): Update access to arch information.
2811 (ARC_OPTX): Likewise.
2812 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2813 (TARGET_ARC600): Update access to arch information.
2814 (TARGET_ARC601): Likewise.
2815 (TARGET_ARC700): Likewise.
2816 (TARGET_EM): Likewise.
2817 (TARGET_HS): Likewise.
2818 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2821 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2824 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2825 condition/operands for integer GE/LE/GEU/LEU operations.
2827 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2829 PR translation/79397
2830 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2833 2017-02-08 Martin Jambor <mjambor@suse.cz>
2836 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2837 whether allocation happened.
2838 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2839 nothing was allocated.
2841 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2843 PR tree-optimization/79408
2844 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2845 constant, but SSA_NAME with a known integer range, use the minimum
2846 of that range instead of op1 to determine if modulo can be replaced
2847 with its first operand.
2849 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2851 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2853 2017-02-08 Richard Biener <rguenther@suse.de>
2855 PR tree-optimization/71824
2856 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2857 Check all loops contained in the merged region.
2859 2017-02-07 Andrew Pinski <apinski@cavium.com>
2861 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2863 2017-02-07 Andrew Pinski <apinski@cavium.com>
2865 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2866 (thunderxt88): Likewise.
2867 (thunderxt81): Disable LSE and change v8.1 to v8.
2868 (thunderxt83): Likewise.
2870 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2871 Richard Biener <rguenther@suse.de>
2874 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2875 type from int to size_t.
2876 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2878 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2880 PR rtl-optimization/79386
2881 * cprop.c (bypass_conditional_jumps): Initialize
2882 bypass_last_basic_block already before splitting bbs after
2883 unconditional traps...
2884 (bypass_conditional_jumps): ... rather than here.
2887 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2888 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2889 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2890 fix -masm=intel patterns.
2892 2017-02-07 Richard Biener <rguenther@suse.de>
2894 PR tree-optimization/79256
2896 * builtins.c (get_object_alignment_2): Use min_align_of_type
2897 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2898 and ADJUST_FIELD_ALIGN.
2900 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2902 * doc/tm.texi: Regenerate.
2903 * stor-layout.c (layout_decl): Adjust.
2904 (update_alignment_for_field): Likewise.
2905 (place_field): Likewise.
2906 (min_align_of_type): Likewise.
2907 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2908 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2909 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2910 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2911 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2912 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2913 * config/i386/i386.c (x86_field_alignment): Likewise.
2914 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2915 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2916 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2917 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2918 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2919 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2923 2017-01-30 Richard Biener <rguenther@suse.de>
2925 PR tree-optimization/79256
2926 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2927 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2930 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2932 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2933 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2934 builtins to SImode and emit a zero-extend, if necessary.
2936 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2938 * docs/invoke.texi (RISC-V Options): Alphabetize.
2940 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2942 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2945 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2947 * config/riscv/riscv.c: New file.
2948 * gcc/common/config/riscv/riscv-common.c: Likewise.
2949 * config.gcc: Likewise.
2950 * config/riscv/constraints.md: Likewise.
2951 * config/riscv/elf.h: Likewise.
2952 * config/riscv/generic.md: Likewise.
2953 * config/riscv/linux.h: Likewise.
2954 * config/riscv/multilib-generator: Likewise.
2955 * config/riscv/peephole.md: Likewise.
2956 * config/riscv/pic.md: Likewise.
2957 * config/riscv/predicates.md: Likewise.
2958 * config/riscv/riscv-builtins.c: Likewise.
2959 * config/riscv/riscv-c.c: Likewise.
2960 * config/riscv/riscv-ftypes.def: Likewise.
2961 * config/riscv/riscv-modes.def: Likewise.
2962 * config/riscv/riscv-opts.h: Likewise.
2963 * config/riscv/riscv-protos.h: Likewise.
2964 * config/riscv/riscv.h: Likewise.
2965 * config/riscv/riscv.md: Likewise.
2966 * config/riscv/riscv.opt: Likewise.
2967 * config/riscv/sync.md: Likewise.
2968 * config/riscv/t-elf-multilib: Likewise.
2969 * config/riscv/t-linux: Likewise.
2970 * config/riscv/t-linux-multilib: Likewise.
2971 * config/riscv/t-riscv: Likewise.
2972 * configure.ac: Likewise.
2973 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2974 Waterman as RISC-V maintainers.
2975 * doc/install.texi: Add RISC-V entries.
2976 * doc/invoke.texi: Add RISC-V options section.
2977 * doc/md.texi: Add RISC-V constraints section.
2978 * configure: Regenerated.
2980 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2983 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2984 false values to be constant vectors with all 0 or all 1 bits set.
2985 (vcondu<mode><mode>): Likewise.
2986 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2988 (fpmask_comparison_operator): Update comment.
2989 (vecint_comparison_operator): New predicate.
2990 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2991 vector conditionals when the true and false values are constant
2992 vectors with all 0 bits or all 1 bits set.
2994 2017-02-06 Martin Sebor <msebor@redhat.com>
2996 PR tree-optimization/79376
2997 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2999 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
3001 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
3002 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
3003 to simplify split condition.
3005 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3007 * omp-expand.c (oxpand_omp_atomic_fetch_op,
3008 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
3011 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
3013 PR rtl-optimization/68664
3014 * target.def (can_speculate_insn): New hook.
3015 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
3016 * doc/tm.texi: Regenerate.
3017 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
3018 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
3019 (rs6000_sched_can_speculate_insn): New function.
3021 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3023 PR tree-optimization/79284
3024 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
3025 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
3026 vectorizable_mask_load_store, vectorizable_operation,
3027 vect_is_simple_cond, get_same_sized_vectype): Use it instead
3028 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
3029 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
3030 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
3031 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3032 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3033 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
3034 is_gimple_assign (stmt). Replace another such test with
3035 is_gimple_assign (stmt).
3037 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3040 * config/avr/avr.c (rtl-iter.h): Include it.
3041 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3042 (avr_legitimate_combined_insn): ...and implementation.
3044 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3046 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3047 * config/s390/s390.c (s390_const_operand_ok)
3048 (s390_canonicalize_comparison, s390_extract_part)
3049 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3050 (s390_contiguous_bitmask_p, s390_rtx_costs)
3051 (legitimize_pic_address): Likewise.
3052 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3053 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3054 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3055 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3056 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3058 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3060 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3061 REGNO($0) == REGNO($1).
3063 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3065 * config/s390/linux.h(SIZE_TYPE): Add comment.
3067 2017-02-06 Julian Brown <julian@codesourcery.com>
3068 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3069 Virendra Pathak <virendra.pathak@broadcom.com>
3071 * config/aarch64/aarch64-cores.def: Change the scheduler
3073 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3074 * config/aarch64/thunderx2t99.md: New file.
3076 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3078 * doc/standards.texi (Go Language): Update link to language
3081 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3083 * tree-eh.c (lower_resx): Sanitize profile.
3084 (cleanup_empty_eh_move_lp): Likewise.
3086 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3089 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3091 * cfgloopmanip.h (loop_version): Update prototype.
3092 * modulo-sched.c (sms_schedule): Update call of loop_version.
3093 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3094 * tree-parloops.c (gen_parallel_loop): Likewise.
3095 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3096 * tree-ssa-loop-split.c (split_loop): Likewise.
3097 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3098 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3100 2017-02-05 Martin Liska <mliska@suse.cz>
3103 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3105 (print_operand_address): Initialize a struct to zero.
3107 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3109 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3110 garbage collector only in textual form.
3112 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3114 * doc/extend.texi (x86 specific memory model extensions for
3115 transactional memory): Simplify a phrase.
3117 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3120 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3121 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3122 (atomic_storedi_1): Likewise.
3124 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3126 PR tree-optimization/79338
3127 * tree-parloops.c (gather_scalar_reductions): Don't call
3128 vect_analyze_loop_form for loop->inner before destroying loop's
3131 2017-02-03 Martin Sebor <msebor@redhat.com>
3133 PR tree-optimization/79327
3134 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3135 when precision has resulted in leading zeros.
3136 (format_integer): Adjust the likely counter to assume an unknown
3137 argument that may be zero is non-zero.
3139 2017-02-03 Jason Merrill <jason@redhat.com>
3142 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3143 avoid copying non-taken branch.
3145 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3147 PR tree-optimization/79340
3148 * tree-vect-loop.c (vectorizable_reduction): Release
3149 vec_defs elements after safe_splicing them into other vectors.
3152 PR tree-optimization/79327
3153 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3154 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3156 (format_integer): Use wide_int_to_tree instead of build_int_cst
3157 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3158 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3159 of shortest and longest sequence.
3161 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3164 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3166 2017-02-03 Walter Lee <walt@tilera.com>
3169 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3170 after initial stackframe link reg save.
3171 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3173 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3176 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3177 wu for stxssp alternative.
3179 2017-02-03 Martin Sebor <msebor@redhat.com>
3181 PR tree-optimization/79352
3182 * gimple-fold.c (get_range_strlen): Add argument.
3183 (get_range_strlen): Change return type to bool.
3184 (get_maxval_strlen): Pass in a dummy argument.
3185 * gimple-fold.h (get_range_strlen): Change return type to bool.
3186 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3187 * tree.h (array_at_struct_end_p): Add argument.
3188 * tree.c (array_at_struct_end_p): Handle it.
3190 2017-02-03 Martin Liska <mliska@suse.cz>
3193 * multiple_target.c (create_dispatcher_calls): Redirect edge
3194 from a caller of a dispatcher.
3195 (expand_target_clones): Make the clones local.
3196 (ipa_target_clone): Do both target clones and resolvers.
3197 (ipa_dispatcher_calls): Remove the pass.
3198 (pass_dispatcher_calls::gate): Likewise.
3199 (make_pass_dispatcher_calls): Likewise.
3200 * passes.def (pass_target_clone): Put as very first IPA early
3203 2017-02-03 Martin Liska <mliska@suse.cz>
3205 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3206 in case of a function with ifunc attribute.
3208 2017-02-03 Martin Liska <mliska@suse.cz>
3210 * cgraph.c (cgraph_node::dump): Dump function version info.
3211 * symtab.c (symtab_node::dump_base): Add missing new line.
3213 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3215 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3216 (ifcombine_ifandif): Use it.
3218 2017-02-03 Martin Liska <mliska@suse.cz>
3220 * doc/invoke.texi: Document default value for
3221 use-after-scope-direct-emission-threshold.
3223 2017-02-03 Martin Liska <mliska@suse.cz>
3225 PR tree-optimization/79339
3226 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3227 (format_floating): Likewise.
3229 2017-02-03 Martin Liska <mliska@suse.cz>
3232 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3234 (ipa_node_params_t::remove): Likewise.
3235 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3236 initialization from removed ipa_node_params_t::insert.
3237 (ipa_node_params::~ipa_node_params): Move from removed
3238 ipa_node_params_t::release.
3239 * symbol-summary.h (symbol_summary::m_released): New member.
3240 Do not release a summary twice. Do not allow to call finalizer
3241 for types of a summary that live in GGC memory.
3243 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3245 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3248 2017-02-02 Martin Sebor <msebor@redhat.com>
3251 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3252 (format_string): Tighten up the range of output for non-constant
3253 strings and correct the expected range for wide non-constant strings.
3255 2017-02-02 Martin Sebor <msebor@redhat.com>
3257 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3260 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3262 (-fdump-tree-@var): Add to index and document how to come up
3263 with pass-specific option and dump file names.
3264 (-fdump-passes): Clarify where to look for output.
3266 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3269 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3270 statistics of the analyzed path; allow threading for speed when
3271 any of BBs along the path are optimized for speed.
3273 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3276 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3277 settings of the virtual registers.
3280 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3282 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3283 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3286 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3288 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3289 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3291 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3293 * config/s390/s390.md: Add missing comments with the expanded
3295 * config/s390/vector.md: Likewise.
3296 * config/s390/vx-builtins.md: Likewise.
3298 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3301 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3302 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3303 conditions on a single line.
3305 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3307 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3308 __S390_VX__ to __VX__.
3310 2017-02-01 Andrew Pinski <apinski@cavium.com>
3312 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3313 stmt_info to record_stmt_cost.
3314 (vect_get_known_peeling_cost): Pass stmt_info if known to
3316 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3317 cpu_vector_cost field into
3318 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3319 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3320 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3321 splitting of scalar_stmt_cost and vec_stmt_cost.
3322 (thunderx_vector_cost): Likewise.
3323 (cortexa57_vector_cost): LIkewise.
3324 (exynosm1_vector_cost): Likewise.
3325 (xgene1_vector_cost): Likewise.
3326 (thunderx2t99_vector_cost): Improve after the splitting of the two
3328 (aarch64_builtin_vectorization_cost): Update for the splitting of
3329 scalar_stmt_cost and vec_stmt_cost.
3331 2017-02-01 Torvald Riegel <triegel@redhat.com>
3332 Richard Henderson <rth@redhat.com>
3334 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3335 conditional on existance of a fast atomic load.
3336 * optabs-query.c (can_atomic_load_p): New function.
3337 * optabs-query.h (can_atomic_load_p): Declare it.
3338 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3339 no fast atomic load is available for the particular size of access.
3340 (expand_atomic_compare_and_swap): Likewise.
3341 (expand_atomic_load): Likewise.
3342 (expand_atomic_store): Likewise.
3343 (expand_atomic_fetch_op): Likewise.
3344 * testsuite/lib/target-supports.exp
3345 (check_effective_target_sync_int_128): Remove x86 because it provides
3346 no fast atomic load.
3347 (check_effective_target_sync_int_128_runtime): Likewise.
3349 2017-02-01 Richard Biener <rguenther@suse.de>
3351 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3352 (graphite_transform_loops): Provide opt-info for optimized nests.
3353 * tree-parloop.c (parallelize_loops): Provide opt-info for
3356 2017-02-01 Richard Biener <rguenther@suse.de>
3359 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3362 2017-02-01 Richard Biener <rguenther@suse.de>
3364 PR tree-optimization/71824
3365 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3366 Verify the loops are valid in the merged SESE region.
3367 (scop_detection::can_represent_loop_1): Check analyzing the
3368 evolution of the number of iterations in the region succeeds.
3370 2017-01-31 Ian Lance Taylor <iant@golang.org>
3372 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3373 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3375 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3377 PR preprocessor/79210
3378 * input.c (get_substring_ranges_for_loc): Replace line_width
3379 assertion with error-handling.
3381 2017-01-31 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/77318
3384 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3385 (create_pw_aff_from_tree): Take loop parameter.
3386 (add_condition_to_pbb): Pass loop of the condition to
3387 create_pw_aff_from_tree.
3389 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3391 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3392 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3394 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3398 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3400 (convert_int_to_float128): Likewise.
3401 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3402 (convert_int_to_float128): Likewise.
3403 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3404 (UNSPEC_IEEE128_CONVERT): Likewise.
3405 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3406 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3407 Use local variables for IBM extended format.
3408 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3409 (fix_trunc<mode>si2_fprs): Likewise.
3410 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3411 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3412 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3413 to know that we can now have integers of all sizes in vector
3415 (fix<uns>_<mode>di2_hw): Likewise.
3416 (float<uns>_<mode>si2_hw): Likewise.
3417 (fix_<mode>si2_hw): Likewise.
3418 (fixuns_<mode>si2_hw): Likewise.
3419 (float<uns>_<mode>di2_hw): Likewise.
3420 (float_<mode>di2_hw): Likewise.
3421 (float_<mode>si2_hw): Likewise.
3422 (floatuns_<mode>di2_hw): Likewise.
3423 (floatuns_<mode>si2_hw): Likewise.
3424 (xscvqp<su>wz_<mode>): Delete, no longer used.
3425 (xscvqp<su>dz_<mode>): Likewise.
3426 (xscv<su>dqp_<mode>): Likewise.
3427 (ieee128_mfvsrd_64bit): Likewise.
3428 (ieee128_mfvsrd_32bit): Likewise.
3429 (ieee128_mfvsrwz): Likewise.
3430 (ieee128_mtvsrw): Likewise.
3431 (ieee128_mtvsrd_64bit): Likewise.
3432 (ieee128_mtvsrd_32bit): Likewise.
3434 2017-01-31 Martin Liska <mliska@suse.cz>
3437 * ipa-prop.c (ipa_free_all_node_params): Call release method
3438 instead of ~sumbol_summary to not to trigger double times
3441 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3443 PR tree-optimization/71691
3444 * bitmap.h (class auto_bitmap): New.
3445 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3446 is_maybe_undefined instead of ssa_undefined_value_p.
3448 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3450 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3451 __S390_ARCH_LEVEL__ to __ARCH__.
3453 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/79267
3456 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3457 if should_remove_lhs_p is true.
3459 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3462 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3463 (add_alignment_attribute): New.
3464 (base_type_die): Add alignment attribute.
3465 (subrange_type_die): Likewise.
3466 (modified_type_die): Likewise.
3467 (gen_array_type_die): Likewise.
3468 (gen_descr_array_type_die: Likewise.
3469 (gen_enumeration_type_die): Likewise.
3470 (gen_subprogram_die): Likewise.
3471 (gen_variable_die): Likewise.
3472 (gen_field_die): Likewise.
3473 (gen_ptr_to_mbr_type_die): Likewise.
3474 (gen_struct_or_union_type_die): Likewise.
3475 (gen_subroutine_type_die): Likewise.
3476 (gen_typedef_die): Likewise.
3477 (base_type_cmp): Compare alignment attribute.
3479 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3482 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3483 (setb_unsigned) New pattern for setb with CCUNS.
3484 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3485 subfc./subfe sequence to avoid overflow problems. Generate a
3486 shorter sequence with cmpld/setb for power9.
3487 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3488 for generating subfc. instruction.
3489 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3490 now uses this instruction.
3492 2017-01-30 Ian Lance Taylor <iant@google.com>
3495 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3496 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3498 2017-01-30 Martin Sebor <msebor@redhat.com>
3500 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3501 Move constant to the right of a relational operator.
3502 (get_mpfr_format_length, format_character, format_string): Ditto.
3503 (should_warn_p, maybe_warn): Same.
3505 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3507 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3510 * asan.c (get_translation_unit_decl): Remove function.
3511 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3513 2017-01-30 Martin Liska <mliska@suse.cz>
3515 PR gcov-profile/79259
3516 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3519 2017-01-30 Martin Liska <mliska@suse.cz>
3522 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3523 Initialize variables with NULL value.
3525 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3528 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3530 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3532 2017-01-30 Richard Biener <rguenther@suse.de>
3534 PR tree-optimization/79276
3535 * tree-vrp.c (process_assert_insertions): Properly adjust common
3536 when removing a duplicate.
3538 * gcc.dg/torture/pr79276.c: New testcase.
3540 2017-01-30 Richard Biener <rguenther@suse.de>
3542 PR tree-optimization/79256
3543 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3544 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3546 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3548 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3551 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3552 ("*r<noxa>sbg_<mode>_sll_bitmask")
3553 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3554 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3555 Use contiguous_bitmask_nowrap_operand.
3557 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3560 * config/rs6000/altivec.h (vec_xl): Revise #define.
3561 (vec_xst): Likewise.
3563 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3567 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3569 PR rtl-optimization/79194
3570 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3571 traps before call to bypass_conditional_jumps.
3573 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3575 PR tree-optimization/71374
3576 * lra-constraints.c (check_conflict_input_operands): New.
3577 (match_reload): Use it.
3579 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3582 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3583 account to calculate conflict_set.
3585 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3587 PR rtl-optimization/78559
3588 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3589 other_insn in combine.
3591 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3593 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3594 uint16_type_node for BT_UINT16.
3596 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3598 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3599 "RTL Tests" to menu.
3600 (GIMPLE Tests): New node.
3601 (RTL Tests): New node.
3603 2017-01-27 Richard Biener <rguenther@suse.de>
3605 PR tree-optimization/79245
3606 * tree-loop-distribution.c (distribute_loop): Apply cost
3607 modeling also to detected patterns.
3609 2017-01-27 Richard Biener <rguenther@suse.de>
3611 PR tree-optimization/71433
3612 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3613 (compare_assert_loc): New function.
3614 (process_assert_insertions): Sort and optimize assert locations
3615 to remove duplicates and push down identical assertions on
3616 edges to their destination block.
3618 2017-01-27 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/79244
3621 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3622 out SSA names even if abnormal.
3624 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3626 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3627 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3628 instead of MPFR_RNDN.
3630 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3633 * arm.c (arm_option_override): Don't call build_target_option_node
3634 until after doing all option overrides.
3635 (arm_valid_target_attribute_tree): Likewise.
3637 2017-01-27 Martin Liska <mliska@suse.cz>
3639 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3640 for {cd}tors and C++ {cd}tors.
3642 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3644 * config/s390/s390.md ("*setmem_long_and")
3645 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3647 2017-01-26 Martin Sebor <msebor@redhat.com>
3649 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3652 2017-01-26 Martin Sebor <msebor@redhat.com>
3654 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3655 HAVE_DFmode before using XFmode or DFmode.
3656 (parse_directive): Avoid using the z length modifier to avoid
3657 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3660 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3661 to accept adjustment as an array.
3662 (get_int_range): New function.
3663 (struct directive): Make width and prec arrays.
3664 (directive::set_width, directive::set_precision): Call get_int_range.
3665 (format_integer, format_floating): Handle width and precision ranges.
3666 (format_string, parse_directive): Same.
3668 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3671 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3672 comdat_type_p set, just clone them, but keep the children in the
3676 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3677 which have direct callers with -fvar-tracking-assignments enabled
3679 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3680 inside of type units.
3682 2017-01-26 Martin Sebor <msebor@redhat.com>
3685 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3687 (struct format_result): Replace number_chars, number_chars_min,
3688 and number_chars_max with a single member of struct result_range.
3690 (format_result::operator+=): Adjust.
3691 (struct fmtresult): Remove bounded. Handle likely and unlikely
3693 (fmtresult::adjust_for_width_or_precision): New function.
3694 (fmtresult:type_max_digits): New function.
3695 (bytes_remaining): Handle likely and unlikely counters.
3696 (min_bytes_remaining): Remove.
3697 (format_percent): Simplify.
3698 (format_integer, format_floating): Set likely and unlikely counters.
3699 (get_string_length, format_character, format_string): Same.
3700 (format_plain, should_warn_p): New function.
3701 (maybe_warn): Call should_warn_p. Update diagnostic messages
3702 and handle those for all directives, including plain strings.
3703 (format_directive): Handle likely and unlikely counters.
3704 Remove unnecessary quoting from diagnostics. Add an informational
3706 (add_bytes): Remove.
3707 (pass_sprintf_length::compute_format_length): Simplify.
3708 (try_substitute_return_value): Handle likely and unlikely counters.
3710 2017-01-26 Carl Love <cel@us.ibm.com>
3712 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3713 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3715 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3718 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3719 endianess for subregs into account.
3720 * lra-constraints.c (lra_constraints): Do risky transformations
3721 always on the first iteration.
3722 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3723 last_call_used_reg_set.
3724 (process_bb_lives): Define and use last_call_used_reg_set.
3725 * lra.c (lra): Always continue after lra_constraints on the first
3728 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3730 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3732 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3734 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3736 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3737 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3738 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3739 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3740 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3741 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3742 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3743 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3744 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3746 2017-01-26 Marek Polacek <polacek@redhat.com>
3749 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3750 for the third operand.
3752 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3755 * omp-low.c (struct omp_context): Add simt_stmt field.
3756 (scan_omp_for): Return omp_context *.
3757 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3758 context to the _simt_ SIMD stmt.
3759 (lower_omp_for): For combined SIMD with sibling _simt_
3760 SIMD, make sure to use the same decls in _looptemp_
3761 clauses as in the sibling.
3763 2017-01-26 David Sherwood <david.sherwood@arm.com>
3766 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3769 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3772 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3773 emit fld b; fld a; if possible.
3775 * brig-builtins.def: Update copyright years.
3776 * config/arm/arm_acle_builtins.def: Update copyright years.
3778 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3781 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3782 constraint instead of o for the stxsd instruction.
3784 2017-01-25 Carl Love <cel@us.ibm.com>
3786 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3787 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3789 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3791 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3793 2017-01-25 Richard Biener <rguenther@suse.de>
3795 PR tree-optimization/69264
3796 * target.def (vector_alignment_reachable): Improve documentation.
3797 * doc/tm.texi: Regenerate.
3798 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3800 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3801 earlier changes with respect to TYPE_USER_ALIGN.
3802 (vector_alignment_reachable_p): Likewise. Improve dumping.
3804 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3807 * config/arm/arm.md (xordi3): Force constant operand into a register
3810 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3812 * doc/invoke.texi (-fstore-merging): Correct default optimization
3813 levels at which it is enabled.
3814 (-O): Move -fstore-merging from list to...
3817 2017-01-25 Richard Biener <rguenther@suse.de>
3820 * omp-expand.c: Include debug.h.
3821 (expand_omp_taskreg): Make sure to generate early debug before
3822 outlining anything from a function.
3823 (expand_omp_target): Likewise.
3824 (grid_expand_target_grid_body): Likewise.
3826 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3829 * asan.c (get_translation_unit_decl): New function.
3830 (asan_add_global): Extract modules file name from globals
3831 TRANSLATION_UNIT_DECL name.
3833 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3836 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3837 for long calls with APCS frame and VFP.
3839 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3841 * cfg.c (original_copy_tables_initialized_p): New function.
3842 * cfg.h (original_copy_tables_initialized_p): New decl.
3843 * cfgrtl.c (relink_block_chain): Guard the call to
3844 free_original_copy_tables with a call to
3845 original_copy_tables_initialized_p.
3846 * cgraph.h (symtab_node::native_rtl_p): New decl.
3847 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3848 (symtab_node::needed_p): Don't assert for early assembly output
3849 for __RTL functions.
3850 (cgraph_node::finalize_function): Set "force_output" for __RTL
3852 (cgraph_node::analyze): Bail out early for __RTL functions.
3853 (analyze_functions): Update assertion to support __RTL functions.
3854 (cgraph_node::expand): Bail out early for __RTL functions.
3855 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3857 * function.h (struct function): Update comment for field
3859 * gimple-expr.c: Include "tree-pass.h".
3860 (gimple_has_body_p): Return false for __RTL functions.
3861 * Makefile.in (OBJS): Add run-rtl-passes.o.
3862 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3864 (gcc::pass_manager::get_clean_slate): New accessor.
3865 * passes.c: Include "insn-addr.h".
3866 (should_skip_pass_p): Add logging. Update logic for running
3867 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3868 property-provider override so it is only done for gimple passes.
3870 (skip_pass): New function.
3871 (execute_one_pass): Call skip_pass when skipping passes.
3872 * read-md.c (md_reader::read_char): Support filtering
3873 the input to a subset of line numbers.
3874 (md_reader::md_reader): Initialize fields
3875 m_first_line and m_last_line.
3876 (md_reader::read_file_fragment): New function.
3877 * read-md.h (md_reader::read_file_fragment): New decl.
3878 (md_reader::m_first_line): New field.
3879 (md_reader::m_last_line): New field.
3880 * read-rtl-function.c (function_reader::create_function): Only
3881 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3882 curr_properties. Set DECL_INITIAL to a dummy block.
3883 (read_rtl_function_body_from_file_range): New function.
3884 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3886 * run-rtl-passes.c: New file.
3887 * run-rtl-passes.h: New file.
3889 2017-01-24 Jeff Law <law@redhat.com>
3891 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3894 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3896 PR tree-optimization/79159
3897 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3898 (record_nonwrapping_iv): Improve boundary using above function if no
3899 value range information.
3901 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3902 Martin Jambor <mjambor@suse.cz>
3904 * brig-builtins.def: New file.
3905 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3906 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3907 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3908 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3909 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3910 * builtin-types.def (BT_INT8): New.
3911 (BT_INT16): Likewise.
3912 (BT_UINT8): Likewise.
3913 (BT_UINT16): Likewise.
3914 (BT_FN_ULONG): Likewise.
3915 (BT_FN_UINT_INT): Likewise.
3916 (BT_FN_UINT_ULONG): Likewise.
3917 (BT_FN_UINT_LONG): Likewise.
3918 (BT_FN_UINT_PTR): Likewise.
3919 (BT_FN_ULONG_PTR): Likewise.
3920 (BT_FN_INT8_FLOAT): Likewise.
3921 (BT_FN_INT16_FLOAT): Likewise.
3922 (BT_FN_UINT32_FLOAT): Likewise.
3923 (BT_FN_UINT16_FLOAT): Likewise.
3924 (BT_FN_UINT8_FLOAT): Likewise.
3925 (BT_FN_UINT64_FLOAT): Likewise.
3926 (BT_FN_UINT16_UINT32): Likewise.
3927 (BT_FN_UINT32_UINT16): Likewise.
3928 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3929 (BT_FN_INT_PTR_INT): Likewise.
3930 (BT_FN_UINT_PTR_UINT): Likewise.
3931 (BT_FN_LONG_PTR_LONG): Likewise.
3932 (BT_FN_ULONG_PTR_ULONG): Likewise.
3933 (BT_FN_VOID_UINT64_UINT64): Likewise.
3934 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3935 (BT_FN_INT8_INT8_INT8): Likewise.
3936 (BT_FN_INT16_INT16_INT16): Likewise.
3937 (BT_FN_INT_INT_INT): Likewise.
3938 (BT_FN_UINT_FLOAT_UINT): Likewise.
3939 (BT_FN_FLOAT_UINT_UINT): Likewise.
3940 (BT_FN_ULONG_UINT_UINT): Likewise.
3941 (BT_FN_ULONG_UINT_PTR): Likewise.
3942 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3943 (BT_FN_UINT_UINT_UINT): Likewise.
3944 (BT_FN_VOID_UINT_PTR): Likewise.
3945 (BT_FN_UINT_UINT_PTR: Likewise.
3946 (BT_FN_UINT32_UINT64_PTR): Likewise.
3947 (BT_FN_INT_INT_UINT_UINT): Likewise.
3948 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3949 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3950 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3951 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3952 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3953 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3954 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3955 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3956 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3957 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3958 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3959 * doc/frontends.texi: List BRIG FE.
3960 * doc/install.texi (Testing): Add BRIG tesring requirements.
3961 * doc/invoke.texi (Overall Options): Mention BRIG.
3962 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3964 2017-01-24 Richard Biener <rguenther@suse.de>
3966 PR translation/79208
3967 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3969 2017-01-24 Martin Jambor <mjambor@suse.cz>
3972 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3973 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3976 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3979 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3980 casts from signed to unsigned really don't have a range.
3982 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3984 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3985 GMP_RNDx for compatiblity.
3987 2017-01-24 Martin Liska <mliska@suse.cz>
3990 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3991 that would prevent us to call alloca with -1 as argument.
3993 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3995 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3996 Avoid -Wformat-security warning.
3998 2017-01-23 Andrew Pinski <apinski@cavium.com>
4000 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
4003 2017-01-23 Martin Sebor <msebor@redhat.com>
4006 * gimple-ssa-sprintf.c (warn_level): New global.
4007 (format_integer): Use it here and throughout the rest of the file.
4008 Use the same switch to compute sign as base.
4009 (maybe_warn): New function.
4010 (format_directive): Factor out warnings into maybe_warn.
4011 Add debugging output. Use warn_level.
4012 (add_bytes): Use warn_level.
4013 (pass_sprintf_length::compute_format_length): Add debugging output.
4014 (try_substitute_return_value): Same.
4015 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
4018 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
4019 (struct fmtresult, format_integer, format_floating): Adjust.
4020 (fmtresult::fmtresult): Set max correctly in two argument ctor.
4021 (get_string_length, format_string,format_directive): Same.
4022 (pass_sprintf_length::compute_format_length): Same.
4023 (try_substitute_return_value): Simplify slightly.
4026 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
4027 (fmtresult::operator+=): Outlined.
4028 (struct fmtresult): Add ctors.
4029 (struct conversion_spec): Rename...
4030 (struct directive): ...to this. Add and remove data members.
4031 (directive::set_width, directive::set_precision): New functions.
4032 (format_percent): Use fmtresult ctor.
4033 (get_width_and_precision): Remove.
4034 (format_integer): Make naming changes. Avoid computing width and
4036 (format_floating): Same. Adjust indentation.
4037 (format_character, format_none): New functions.
4038 (format_string): Moved character handling to format_character.
4039 (format_directive): Remove arguments, change return type.
4040 (parse_directive): New function.
4041 (pass_sprintf_length::compute_format_length): Move directive
4042 parsing to parse_directive.
4044 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4046 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4047 (assign_assembler_name_if_needed): ... this.
4048 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4049 (assign_assembler_name_if_needed): ... this.
4050 (free_lang_data_in_cgraph): Adjust callers.
4051 * cgraphunit.c (cgraph_node::analyze): Likewise.
4052 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4055 2017-01-23 Richard Biener <rguenther@suse.de>
4057 PR tree-optimization/79088
4058 PR tree-optimization/79188
4059 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4060 resetting loop bounds after last path deletion. Reset loop
4061 bounds of the target loop, make code match the comments.
4062 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4063 Make sure loops need no fixups.
4065 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4067 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4068 exponent support with double type for first argument.
4069 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4070 type returned by __builtin_vec_extract_sig,
4071 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4072 functions from "vector int" to "vector unsigned int" or from
4073 "vector long long int" to "vector unsigned long long int".
4074 Changed type returned by __builtin_vec_extract_exp,
4075 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4076 functions from "vector int" to "vector unsigned int" or from
4077 "vector long long int" to "vector unsigned long long int".
4078 Changed return type of __builtin_vec_test_data_class,
4079 __builtin_vec_test_data_class_sp, and
4080 __builtin_vec_test_data_class_dp from "vector int" to
4081 "vector bool int" or from "vector long long int" to "vector bool
4082 long long int" and changed second argument type from "unsigned
4083 int" to "int". Added new overloaded function forms "vector float
4084 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4085 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4086 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4087 double, vector unsigned long long int)" and "vector double
4088 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4089 long int)". Changed return type of
4090 __builtin_scalar_test_data_class and
4091 __builtin_scalar_test_data_class_sp and
4092 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4093 int" and changed second argument from "unsigned int" to "int".
4094 Changed type returned by __builtin_scalar_test_neg,
4095 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4096 from "int" to "bool int". Added new overloaded function form
4097 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4098 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4099 exponent double-precision with floating point first argument.
4100 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4101 documentation of scalar_test_data_class, scalar_test_neg,
4102 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4103 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4104 vec_test_data_class built-in functions to reflect refinements in
4105 their type signatures.
4107 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4109 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4111 (aarch64_elf_asm_destructor): Likewise.
4113 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4115 PR rtl-optimization/78634
4116 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4117 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4118 * ifcvt.c (noce_try_cmove): Add missing cost check.
4120 PR rtl-optimization/71724
4121 * combine.c (if_then_else_cond): Look for situations where it is
4122 beneficial to undo the work of one of the recursive calls.
4124 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4126 PR tree-optimization/70754
4127 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4128 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4129 combined stmt before it if not NULL.
4130 (combine_chains): Process refs reversely and compute dominance point
4133 2017-01-23 Martin Liska <mliska@suse.cz>
4135 PR tree-optimization/79196
4136 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4137 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4139 (strlen_optimize_stmt): Call the renamed function.
4141 2017-01-23 Michael Matz <matz@suse.de>
4143 PR tree-optimization/78384
4144 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4146 2017-01-23 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/79186
4149 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4150 both incoming edges before moving an assert.
4152 2017-01-23 Martin Jambor <mjambor@suse.cz>
4154 * ipa-prop.c (load_from_param_1): Removed.
4155 (load_from_unmodified_param): Bits from load_from_param_1 put back
4157 (load_from_param): Removed.
4158 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4159 with stmt. Reverted back to use of load_from_unmodified_param.
4161 2017-01-23 Martin Jambor <mjambor@suse.cz>
4164 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4165 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4166 field a pointer to garbage collected vector, mark lattices and
4167 ipcp_orig_node with GTY((skip)).
4168 (ipa_get_param_count): Adjust to descriptors being a pointer.
4169 (ipa_get_param): Likewise.
4170 (ipa_get_type): Likewise.
4171 (ipa_get_param_move_cost): Likewise.
4172 (ipa_set_param_used): Likewise.
4173 (ipa_get_controlled_uses): Likewise.
4174 (ipa_set_controlled_uses): Likewise.
4175 (ipa_is_param_used): Likewise.
4176 (ipa_node_params_t): Move into garbage collector. New methods insert
4178 (ipa_node_params_sum): Annotate wth GTY(()).
4179 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4181 (ipa_load_from_parm_agg): Adjust declaration.
4182 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4183 * ipa-profile.c (ipa_profile): Likewise.
4184 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4185 (ipa_populate_param_decls): Make descriptors parameter garbage
4187 (ipa_dump_param): Adjust to descriptors being a pointer.
4188 (ipa_alloc_node_params): Likewise.
4189 (ipa_initialize_node_params): Likewise.
4190 (load_from_param_1): Make descriptors parameter garbage collected.
4191 (load_from_unmodified_param): Likewise.
4192 (load_from_param): Likewise.
4193 (ipa_load_from_parm_agg): Likewise.
4194 (ipa_node_params::~ipa_node_params): Removed.
4195 (ipa_free_all_node_params): Remove call to delete operator.
4196 (ipa_node_params_t::insert): New.
4197 (ipa_node_params_t::remove): Likewise.
4198 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4199 copy known_csts and known_contexts vectors.
4200 (ipa_read_node_info): Adjust to descriptors being a pointer.
4201 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4203 (ipcp_transform_function): Make descriptors variable garbage
4206 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4208 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4209 * config/i386/avx512dqintrin.h: Ditto.
4210 * config/i386/avx512fintrin.h: Ditto.
4211 * gcc/config/i386/i386.c: Handle new builtins.
4212 * config/i386/i386-builtin.def: Add new builtins.
4213 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4214 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4216 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4217 Martin Liska <mliska@suse.cz>
4219 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4220 * asan.c (asan_expand_poison_ifn): Support stores and use
4221 appropriate ASAN report function.
4222 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4223 * internal-fn.def (ASAN_POISON_USE): Declare.
4224 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4225 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4226 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4227 ASAN_POISON calls w/o LHS.
4228 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4229 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4230 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4231 * gimplify.c (asan_poison_variables): Add attribute
4232 use_after_scope_memory to variables that really needs to live
4234 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4235 having the attribute.
4237 2017-01-23 Martin Liska <mliska@suse.cz>
4239 * asan.c (create_asan_shadow_var): New function.
4240 (asan_expand_poison_ifn): Likewise.
4241 * asan.h (asan_expand_poison_ifn): New declaration.
4242 * internal-fn.c (expand_ASAN_POISON): Likewise.
4243 * internal-fn.def (ASAN_POISON): New builtin.
4244 * sanopt.c (pass_sanopt::execute): Expand
4245 asan_expand_poison_ifn.
4246 * tree-inline.c (copy_decl_for_dup_finish): Make function
4248 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4249 * tree-ssa.c (is_asan_mark_p): New function.
4250 (execute_update_addresses_taken): Rewrite local variables
4251 (identified just by use-after-scope as addressable) into SSA.
4253 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4255 * doc/install.texi (Specific): opensource.apple.com uses https
4256 now. Remove trailing slash.
4258 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4260 * README.Portability: Remove note on an Irix compatibility issue.
4262 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4264 * gcov.c (INCLUDE_ALGORITHM): Define.
4265 (INCLUDE_VECTOR): Define.
4266 No longer include <vector> and <algorithm> directly.
4268 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4270 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4272 * doc/invoke.texi (Code Gen Options): Ditto.
4274 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4277 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4279 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4281 rtl-optimization/79125
4282 * cprop.c (local_cprop_pass): Handle cases where we make an
4285 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4289 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4290 read from, for big endian.
4292 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4294 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4295 register pauth builtins for LP64 only.
4297 2017-01-20 Marek Polacek <polacek@redhat.com>
4300 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4303 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4305 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4307 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4308 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4309 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4311 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4314 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4315 in big-endian mode when they are not a single duplicated value.
4317 2017-01-20 Richard Biener <rguenther@suse.de>
4319 * BASE-VER: Bump to 7.0.1.
4321 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4323 * omp-low.c (omplow_simd_context): New struct. Use it...
4324 (lower_rec_simd_input_clauses): ...here and...
4325 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4326 references to idx, lane, max_vf, is_simt.
4328 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4330 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4333 2017-01-20 Martin Jambor <mjambor@suse.cz>
4335 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4336 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4338 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4339 (GTFILES): Rename hsa.c to hsa-common.c.
4340 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4341 * hsa-dump.c: Likewise.
4342 * hsa-gen.c: Likewise.
4343 * hsa-regalloc.c: Likewise.
4344 * ipa-hsa.c: Likewise.
4345 * omp-expand.c: Likewise.
4346 * omp-low.c: Likewise.
4347 * toplev.c: Likewise.
4349 2017-01-20 Marek Polacek <polacek@redhat.com>
4352 * doc/invoke.texi: Document -Wduplicated-branches.
4353 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4354 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4355 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4356 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4357 return 0 only when not OEP_LEXICOGRAPHIC.
4358 (fold_build_cleanup_point_expr): Use the expression
4359 location when building CLEANUP_POINT_EXPR.
4360 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4361 * tree.c (add_expr): Handle error_mark_node.
4363 2017-01-20 Martin Liska <mliska@suse.cz>
4366 * tree-profile.c (init_ic_make_global_vars): Do not call
4368 (gimple_init_gcov_profiler): Likewise.
4370 2017-01-20 Martin Liska <mliska@suse.cz>
4373 * cgraph.h (maybe_create_reference): Remove argument and
4375 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4377 * ipa-cp.c (create_specialized_node): Likewise.
4378 * symtab.c (symtab_node::maybe_create_reference): Handle
4379 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4381 2017-01-20 Martin Liska <mliska@suse.cz>
4383 * read-rtl-function.c (function_reader::create_function): Use
4384 build_decl instread of build_decl_stat.
4386 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4388 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4389 * config/i386/avx512dqintrin.h: Ditto.
4390 * config/i386/avx512fintrin.h: Ditto.
4391 * config/i386/i386-builtin-types.def: Add new types.
4392 * gcc/config/i386/i386.c: Handle new types.
4393 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4394 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4395 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4396 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4397 (__builtin_ia32_kshiftridi): New.
4398 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4400 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4404 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4405 define to rs6000_init_stack_protect_guard.
4406 (rs6000_init_stack_protect_guard): New function.
4408 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4409 Yunqiang Su <yunqiang.su@imgtec.com>
4411 * config.gcc (supported_defaults): Add madd4.
4412 (with_madd4): Add validation.
4413 (all_defaults): Add madd4.
4414 * config/mips/mips.opt (mmadd4): New option.
4415 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4417 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4419 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4420 (ISA_HAS_FUSED_MADD4): Likewise.
4421 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4422 * gcc/doc/install.texi (--with-madd4): Document the new option.
4424 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4426 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4427 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4428 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4429 (aarch64_init_pauth_hint_builtins): New.
4430 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4431 (aarch64_expand_builtin): Expand new builtins.
4433 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4435 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4436 * combine-stack-adj.c (no_unhandled_cfa): Handle
4437 REG_CFA_TOGGLE_RA_MANGLE.
4438 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4439 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4440 info for return address signing.
4441 (aarch64_expand_epilogue): Likewise.
4443 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4445 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4446 * config/aarch64/aarch64-protos.h
4447 (aarch64_return_address_signing_enabled): New declaration.
4448 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4450 (aarch64_expand_prologue): Sign return address before it's pushed onto
4452 (aarch64_expand_epilogue): Authenticate return address fetched from
4454 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4455 (aarch64_attributes): New function attributes for "sign-return-address".
4456 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4457 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4458 ("*do_return"): Generate combined instructions according to key index.
4459 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4460 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4462 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4463 * config/aarch64/aarch64.opt (msign-return-address=): New.
4464 * doc/extend.texi (AArch64 Function Attributes): Documents
4465 "sign-return-address=".
4466 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4468 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4470 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4471 overall option summary.
4473 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4475 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4476 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4477 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4478 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4480 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4483 -mpower9-minmax by default for -mcpu=power9.
4484 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4485 128-bit floating point.
4487 2017-01-20 Alan Modra <amodra@gmail.com>
4489 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4490 optimizing for size.
4492 2017-01-20 Alan Modra <amodra@gmail.com>
4495 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4496 for strcmp and strncmp from corresponding builtin decl.
4498 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4500 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4501 instead of i386/rtems-64.h.
4502 * config/i386/rtems-64.h: Remove.
4504 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4508 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4512 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4514 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4515 Change int to HOST_WIDE_INT.
4516 * config/aarch64/aarch64-protos.h
4517 (aarch64_simd_gen_const_vector_dup): Likewise.
4518 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4520 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4522 * langhooks-def.h (lhd_type_for_size): New decl.
4523 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4524 * langhooks.c (lhd_type_for_size): New function, taken from
4527 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4529 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4530 define_bypass for CR latency.
4531 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4532 (power9-alu2): Add define_bypass for CR latency.
4534 (power9-mul): Update insn latency.
4535 (power9-mul-compare): Update insn latency, bypass latency and remove
4538 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4540 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4542 * config/aarch64/aarch64.md
4543 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4544 aarch64_nopcrelative_literal_loads.
4545 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4547 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4549 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4551 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4553 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4556 * config.gcc (supported_defaults): Add lxc1-sxc1.
4557 (with_lxc1_sxc1): Add validation.
4558 (all_defaults): Add lxc1-sxc1.
4559 * config/mips/mips.opt (mlxc1-sxc1): New option.
4560 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4562 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4563 __mips_no_lxc1_sxc1.
4564 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4565 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4566 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4568 2017-01-19 Richard Biener <rguenther@suse.de>
4570 PR tree-optimization/72488
4571 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4572 sure to restore SSA info.
4573 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4575 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4577 PR rtl-optimization/79121
4578 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4579 of the inner type when shifting an extended value.
4581 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4584 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4585 interposable aliases.
4587 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4590 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4591 Use the evmergelohi instruction.
4592 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4593 (mov_sitf_e500_subreg8_2_be): Likewise.
4594 (mov_sitf_e500_subreg12_2_le): Likewise.
4595 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4596 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4597 (mov_sitf_e500_subreg8_2_le): Likewise.
4598 (mov_sitf_e500_subreg12_2_be): Likewise.
4600 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4602 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4603 attribute from vecsimple to vecperm.
4604 (altivec_vbpermq2): Likewise.
4606 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4609 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4611 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4612 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4613 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4614 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4615 case where N arg is SIZE_MAX.
4616 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4617 (cmpstrsi): Add pattern.
4619 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4621 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4622 __builtin_vec_revb builtins.
4623 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4624 built-in functions to support generation of the ISA 3.0 XXBR<x>
4625 vector byte reverse instructions.
4626 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4627 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4628 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4629 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4630 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4631 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4632 (P9V_BUILTIN_VEC_REVB): Likewise.
4633 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4634 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4635 (p9_xxbrq_v16qi): Likewise.
4636 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4637 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4638 (p9_xxbrh_v8hi): Likewise.
4639 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4640 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4641 vec_revb built-in functions.
4643 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4645 PR rtl-optimization/78952
4646 * config/i386/i386.md (any_extract): New code iterator.
4647 (*insvqi_2): Use any_extract for source operand.
4648 (*insvqi_3): Use any_shiftrt for source operand.
4650 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4652 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4654 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4656 2017-01-18 Matthias Klose <doko@ubuntu.com>
4658 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4660 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4662 * config/rs6000/altivec.h (vec_bperm): Change #define.
4663 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4664 (altivec_vbpermq2): New define_insn.
4665 (altivec_vbpermd): Likewise.
4666 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4668 (VBPERMD): Likewise.
4669 (VBPERM): New polymorphic function interface.
4670 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4671 Add entries for P9V_BUILTIN_VEC_VBPERM.
4672 * doc/extend.texi: Add interfaces for vec_bperm.
4674 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4676 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4677 first letter of error messages.
4678 (s390_resolve_overloaded_builtin): Likewise.
4679 * config/s390/s390.c (s390_expand_builtin): Likewise.
4680 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4681 (s390_valid_target_attribute_inner_p): Likewise.
4682 * config/s390/s390.md ("tabort"): Likewise.
4684 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4686 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4687 (ISA_AVOID_DIV_HILO): New macro.
4688 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4689 (ISA_HAS_DDIV): Likewise.
4691 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4693 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4695 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4697 * doc/invoke.texi (fabi-version): Spelling fix.
4699 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4702 * doc/invoke.texi (fabi-version): Mention mangling fix for
4705 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4708 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4710 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4713 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4716 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4718 (stack_protect_test): Ditto.
4719 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4720 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4722 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4723 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4724 -mstack-protector-guard-offset=.
4725 (RS/6000 and PowerPC Options): Ditto.
4727 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4729 * config/i386/i386.h (MASK_CLASS_P): New define.
4730 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4731 there are no registers from different register sets also when
4732 mask registers are used. Update function comment.
4733 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4734 to (*k/*r) and (*k/*km) alternatives.
4736 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4738 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4739 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4740 (EH_RETURN_HANDLER_RTX): New define.
4741 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4742 Force frame pointer in EH return functions.
4743 (aarch64_expand_epilogue): Add barrier for eh_return.
4744 (aarch64_final_eh_return_addr): Remove.
4745 (aarch64_eh_return_handler_rtx): New function.
4746 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4748 (aarch64_eh_return_handler_rtx): New prototype.
4750 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4752 * config/rs6000/altivec.h (vec_rlmi): New #define.
4753 (vec_vrlnm): Likewise.
4754 (vec_rlnm): Likewise.
4755 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4756 (UNSPEC_VRLNM): Likewise.
4757 (VIlong): New mode iterator.
4758 (altivec_vrl<VI_char>mi): New define_insn.
4759 (altivec_vrl<VI_char>nm): Likewise.
4760 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4763 (RLNM): New polymorphic function entry.
4764 (VRLWMI): New monomorphic function entry.
4766 (RLMI): New polymorphic function entry.
4767 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4768 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4769 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4772 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4775 * dwarf2out.c (field_byte_offset): Restore the
4776 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4777 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4778 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4781 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4784 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4786 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4789 * dwarf2out.c (add_data_member_location_attribute): For constant
4790 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4791 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4792 DW_AT_byte_size attributes.
4794 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4796 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4797 after forcing to constant memory when the code model is medium.
4799 2017-01-17 Julia Koval <julia.koval@intel.com>
4802 * config/i386/avx512fintrin.h
4803 (_mm512_i32gather_ps): Change __addr type to void const*.
4804 (_mm512_mask_i32gather_ps): Ditto.
4805 (_mm512_i32gather_pd): Ditto.
4806 (_mm512_mask_i32gather_pd): Ditto.
4807 (_mm512_i64gather_ps): Ditto.
4808 (_mm512_mask_i64gather_ps): Ditto.
4809 (_mm512_i64gather_pd): Ditto.
4810 (_mm512_mask_i64gather_pd): Ditto.
4811 (_mm512_i32gather_epi32): Ditto.
4812 (_mm512_mask_i32gather_epi32): Ditto.
4813 (_mm512_i32gather_epi64): Ditto.
4814 (_mm512_mask_i32gather_epi64): Ditto.
4815 (_mm512_i64gather_epi32): Ditto.
4816 (_mm512_mask_i64gather_epi32): Ditto.
4817 (_mm512_i64gather_epi64): Ditto.
4818 (_mm512_mask_i64gather_epi64): Ditto.
4819 (_mm512_i32scatter_ps): Change __addr type to void*.
4820 (_mm512_mask_i32scatter_ps): Ditto.
4821 (_mm512_i32scatter_pd): Ditto.
4822 (_mm512_mask_i32scatter_pd): Ditto.
4823 (_mm512_i64scatter_ps): Ditto.
4824 (_mm512_mask_i64scatter_ps): Ditto.
4825 (_mm512_i64scatter_pd): Ditto.
4826 (_mm512_mask_i64scatter_pd): Ditto.
4827 (_mm512_i32scatter_epi32): Ditto.
4828 (_mm512_mask_i32scatter_epi32): Ditto.
4829 (_mm512_i32scatter_epi64): Ditto.
4830 (_mm512_mask_i32scatter_epi64): Ditto.
4831 (_mm512_i64scatter_epi32): Ditto.
4832 (_mm512_mask_i64scatter_epi32): Ditto.
4833 (_mm512_i64scatter_epi64): Ditto.
4834 (_mm512_mask_i64scatter_epi64): Ditto.
4835 * config/i386/avx512pfintrin.h
4836 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4837 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4838 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4839 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4840 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4841 (_mm512_prefetch_i32scatter_ps): Ditto.
4842 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4843 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4844 (_mm512_prefetch_i64scatter_pd): Ditto.
4845 (_mm512_prefetch_i64scatter_ps): Ditto.
4846 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4847 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4848 * config/i386/avx512vlintrin.h
4849 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4850 (_mm_mmask_i32gather_ps): Ditto.
4851 (_mm256_mmask_i32gather_pd): Ditto.
4852 (_mm_mmask_i32gather_pd): Ditto.
4853 (_mm256_mmask_i64gather_ps): Ditto.
4854 (_mm_mmask_i64gather_ps): Ditto.
4855 (_mm256_mmask_i64gather_pd): Ditto.
4856 (_mm_mmask_i64gather_pd): Ditto.
4857 (_mm256_mmask_i32gather_epi32): Ditto.
4858 (_mm_mmask_i32gather_epi32): Ditto.
4859 (_mm256_mmask_i32gather_epi64): Ditto.
4860 (_mm_mmask_i32gather_epi64): Ditto.
4861 (_mm256_mmask_i64gather_epi32): Ditto.
4862 (_mm_mmask_i64gather_epi32): Ditto.
4863 (_mm256_mmask_i64gather_epi64): Ditto.
4864 (_mm_mmask_i64gather_epi64): Ditto.
4865 (_mm256_i32scatter_ps): Change __addr type to void*.
4866 (_mm256_mask_i32scatter_ps): Ditto.
4867 (_mm_i32scatter_ps): Ditto.
4868 (_mm_mask_i32scatter_ps): Ditto.
4869 (_mm256_i32scatter_pd): Ditto.
4870 (_mm256_mask_i32scatter_pd): Ditto.
4871 (_mm_i32scatter_pd): Ditto.
4872 (_mm_mask_i32scatter_pd): Ditto.
4873 (_mm256_i64scatter_ps): Ditto.
4874 (_mm256_mask_i64scatter_ps): Ditto.
4875 (_mm_i64scatter_ps): Ditto.
4876 (_mm_mask_i64scatter_ps): Ditto.
4877 (_mm256_i64scatter_pd): Ditto.
4878 (_mm256_mask_i64scatter_pd): Ditto.
4879 (_mm_i64scatter_pd): Ditto.
4880 (_mm_mask_i64scatter_pd): Ditto.
4881 (_mm256_i32scatter_epi32): Ditto.
4882 (_mm256_mask_i32scatter_epi32): Ditto.
4883 (_mm_i32scatter_epi32): Ditto.
4884 (_mm_mask_i32scatter_epi32): Ditto.
4885 (_mm256_i32scatter_epi64): Ditto.
4886 (_mm256_mask_i32scatter_epi64): Ditto.
4887 (_mm_i32scatter_epi64): Ditto.
4888 (_mm_mask_i32scatter_epi64): Ditto.
4889 (_mm256_i64scatter_epi32): Ditto.
4890 (_mm256_mask_i64scatter_epi32): Ditto.
4891 (_mm_i64scatter_epi32): Ditto.
4892 (_mm_mask_i64scatter_epi32): Ditto.
4893 (_mm256_i64scatter_epi64): Ditto.
4894 (_mm256_mask_i64scatter_epi64): Ditto.
4895 (_mm_i64scatter_epi64): Ditto.
4896 (_mm_mask_i64scatter_epi64): Ditto.
4897 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4898 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4899 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4900 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4901 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4902 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4903 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4904 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4905 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4906 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4907 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4908 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4909 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4910 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4911 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4912 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4913 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4914 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4915 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4916 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4917 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4918 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4919 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4920 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4921 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4922 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4923 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4924 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4925 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4926 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4927 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4928 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4929 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4930 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4931 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4932 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4933 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4934 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4935 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4936 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4937 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4938 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4939 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4940 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4941 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4942 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4943 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4944 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4945 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4946 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4947 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4948 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4949 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4950 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4951 definitions accordingly.
4953 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4954 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4957 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4960 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4963 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4964 hard regs for inner regno.
4966 2017-01-17 Martin Liska <mliska@suse.cz>
4969 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4970 assumption and add comment.
4972 2017-01-17 Nathan Sidwell <nathan@acm.org>
4974 * ipa-visibility.c (localize_node): New function, broken out of ...
4975 (function_and_variable_visibility): ... here. Call it.
4977 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4980 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4981 correctly set frequency of oudgoing edge.
4982 (duplicate_thread_path): Fix profile updating.
4984 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4987 * configure.ac: Add GCC_BASE_VER.
4988 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4989 version from BASE-VER file.
4990 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4991 (gcc.o): Depend on $(BASEVER).
4992 * common.opt (dumpfullversion): New option.
4993 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4994 * doc/invoke.texi: Document -dumpfullversion.
4995 * doc/install.texi: Document --with-gcc-major-version-only.
4996 * configure: Regenerated.
4998 2017-01-17 Richard Biener <rguenther@suse.de>
5000 PR tree-optimization/71433
5001 * tree-vrp.c (register_new_assert_for): Merge same asserts
5002 on all incoming edges.
5003 (process_assert_insertions_for): Handle insertions at the
5006 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
5008 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
5009 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
5011 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
5014 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
5017 2017-01-17 Alan Modra <amodra@gmail.com>
5020 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
5021 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
5022 symbolic stack limit when pic.
5024 2017-01-16 Martin Sebor <msebor@redhat.com>
5026 PR tree-optimization/78608
5027 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
5029 2017-01-16 Jeff Law <law@redhat.com>
5032 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
5033 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
5034 for several include directories that may be relative to sysroot.
5035 * config/i386/x-mingw32 (gplus_includedir): Define.
5036 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
5037 (native_system_includedir): Likewise.
5038 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
5039 override if TARGET_SYSTEM_ROOT is defined.
5040 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5042 PR tree-optimization/79090
5043 PR tree-optimization/33562
5044 PR tree-optimization/61912
5045 PR tree-optimization/77485
5046 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5047 and computed trims into the dump file.
5049 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5053 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5056 * gimplify.c (gimplify_init_constructor): If want_value and
5057 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5061 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5062 sequence. Formatting fixes.
5063 (doloop_optimize): Formatting fixes.
5066 * gcc.c (debug_level_greater_than_spec_func): New function.
5067 (static_spec_functions): Add debug-level-gt spec function.
5068 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5070 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5071 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5072 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5073 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5074 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5075 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5077 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5080 QImode fixups to general and mask registers only.
5082 2017-01-16 Carl Love <cel@us.ibm.com>
5084 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5085 for built-in functions
5086 vector signed char vec_nabs (vector signed char)
5087 vector signed short vec_nabs (vector signed short)
5088 vector signed int vec_nabs (vector signed int)
5089 vector signed long long vec_nabs (vector signed long long)
5090 vector float vec_nabs (vector float)
5091 vector double vec_nabs (vector double)
5092 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5094 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5095 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5096 * doc/extend.texi: Update the documentation file for the new built-in
5099 2017-01-16 Martin Sebor <msebor@redhat.com>
5101 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5104 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5106 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5107 UNSPEC_VSX__XXSPLTD to require special splat handling.
5109 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5112 * system.h: Poison strndup.
5114 2017-01-16 Alan Modra <amodra@gmail.com>
5117 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5120 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5122 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5124 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5127 call recog here. Assert that INSN_CODE (insn) is non-negative.
5129 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5132 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5134 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5135 in the currently scheduled RTL fragment.
5137 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5139 PR rtl-optimization/78751
5140 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5143 2017-01-14 Jeff Law <law@redhat.com>
5145 PR tree-optimization/79090
5146 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5147 variable length stores.
5148 (compute_trims): Delete dead assignment to *trim_tail.
5149 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5152 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5154 PR rtl-optimization/78626
5155 PR rtl-optimization/78727
5156 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5157 of a block, and split such blocks after everything else is finished.
5159 2017-01-14 Alan Modra <amodra@gmail.com>
5162 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5163 target legitimate_combined_insn.
5164 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5165 (rs6000_legitimate_combined_insn): New function.
5166 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5168 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5169 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5170 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5172 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5174 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5176 2017-01-13 Jeff Law <law@redhat.com>
5178 PR tree-optimization/33562
5179 PR tree-optimization/61912
5180 PR tree-optimization/77485
5181 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5183 (delete_dead_assignment): Likewise.
5184 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5185 statement to delete_dead_call and delete_dead_assignment.
5187 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5190 * substring-locations.c (format_warning_va): Strengthen case 1 so
5191 that both endpoints of the substring must be within the format
5192 range for just the substring to be printed.
5194 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5196 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5197 * config/i386/i386.c (ix86_target_string): Add missing options
5198 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5199 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5200 flags_other and ix86_target_other to flags2_other. Display unknown
5202 (ix86_valid_target_attribute_inner_p): Add missing options and
5203 reorder options by implied ISAs, as in ix86_target_string.
5205 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5207 * hash-table.h (hash_table::too_empty_p): New function.
5208 (hash_table::expand): Use it.
5209 (hash_table::traverse): Likewise.
5210 (hash_table::empty_slot): Use sizeof (value_type) instead of
5211 sizeof (PTR) to convert bytes to elements. Shrink the table
5212 if the current size is excessive for the current number of
5215 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5217 * ira-costs.c (record_reg_classes): Break from the inner loop
5218 early once alt_fail is known to be true. Update outer loop
5219 handling accordingly.
5221 2017-01-13 Jeff Law <law@redhat.com>
5223 * tree-ssa-dse.c (decrement_count): New function.
5224 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5225 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5226 when we know the partially dead statement is a mem* function.
5228 PR tree-optimization/61912
5229 PR tree-optimization/77485
5230 * tree-ssa-dse.c: Include expr.h.
5231 (maybe_trim_constructor_store): New function.
5232 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5234 PR tree-optimization/33562
5235 PR tree-optimization/61912
5236 PR tree-optimization/77485
5237 * doc/invoke.texi: Document new dse-max-object-size param.
5238 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5239 * tree-ssa-dse.c: Include params.h.
5240 (dse_store_status): New enum.
5241 (initialize_ao_ref_for_dse): New, partially extracted from
5243 (valid_ao_ref_for_dse, normalize_ref): New.
5244 (setup_live_bytes_from_ref, compute_trims): Likewise.
5245 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5246 (maybe_trim_partially_dead_store): Likewise.
5247 (maybe_trim_complex_store): Likewise.
5248 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5249 Track what bytes live from the original store. Return tri-state
5250 for dead, partially dead or live.
5251 (dse_dom_walker): Add constructor, destructor and new private members.
5252 (delete_dead_call, delete_dead_assignment): New extracted from
5254 (dse_optimize_stmt): Make a member of dse_dom_walker.
5255 Use initialize_ao_ref_for_dse.
5257 PR tree-optimization/33562
5258 PR tree-optimization/61912
5259 PR tree-optimization/77485
5260 * sbitmap.h (bitmap_count_bits): Prototype.
5261 (bitmap_clear_range, bitmap_set_range): Likewise.
5262 * sbitmap.c (bitmap_clear_range): New function.
5263 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5265 2017-01-13 Martin Liska <mliska@suse.cz>
5268 * function.c (set_cfun): Add new argument force.
5269 * function.h (set_cfun): Likewise.
5270 * ipa-inline-transform.c (inline_call): Use the function when
5271 strict alising from is dropped for function we inline to.
5273 2017-01-13 Richard Biener <rguenther@suse.de>
5275 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5276 for dumping GIMPLE INTEGER_CSTs.
5278 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5280 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5281 to 201112L since C++17.
5283 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5286 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5287 if -fsanitize=kernel-address is present.
5289 2017-01-13 Richard Biener <rguenther@suse.de>
5291 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5292 as _Literal ( type ) number in case usual suffixes do not
5293 preserve all information.
5295 2017-01-13 Richard Biener <rguenther@suse.de>
5297 PR tree-optimization/77283
5298 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5299 and ssa-iterators.h.
5300 (is_feasible_trace): Implement a cost model based on joiner
5303 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5306 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5307 char or short to __float128/_Float128 directly.
5309 2017-01-12 Martin Sebor <msebor@redhat.com>
5311 to -Wformat-overflow.
5312 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5313 (min_bytes_remaining): Same.
5314 (get_string_length): Same.
5315 (format_string): Same.
5316 (format_directive): Same.
5318 (pass_sprintf_length::handle_gimple_call): Same.
5320 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5322 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5323 info.nowrite calls with no lhs that can't throw. Return bool
5324 whether gsi_remove has been called or not.
5325 (pass_sprintf_length::handle_gimple_call): Return bool whether
5326 try_substitute_return_value called gsi_remove. Formatting fix.
5327 (pass_sprintf_length::execute): Don't use gsi_remove if
5328 handle_gimple_call returned true.
5331 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5332 be removed due to side-effects, don't remove following barrier nor
5333 turn the successor edge into fallthru edge.
5335 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5338 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5339 element-reversing loads and stores as not swappable.
5341 2017-01-12 Nathan Sidwell <nathan@acm.org>
5342 Nicolai Stange <nicstange@gmail.com>
5344 * combine.c (try_combine): Don't ignore result of overlap checking
5345 loop. Combine overlap & asm check into single loop.
5347 2017-01-12 Richard Biener <rguenther@suse.de>
5349 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5350 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5352 2017-01-12 Richard Biener <rguenther@suse.de>
5354 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5355 and TS_TARGET_OPTION directly derive from TS_BASE.
5356 * tree-core.h (tree_optimization_option): Derive from tree_base.
5357 (tree_target_option): Likewise.
5359 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/i386.c (memory_address_length): Increase len
5362 only when rip_relative_addr_p returns false.
5364 2017-01-11 Julia Koval <julia.koval@intel.com>
5366 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5367 (OPTION_MASK_ISA_SGX_SET): New.
5368 (ix86_handle_option): Handle OPT_msgx.
5369 * config.gcc: Added sgxintrin.h.
5370 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5371 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5372 * config/i386/i386.c (ix86_target_string): Add -msgx.
5374 (ix86_option_override_internal): Handle new options.
5375 (ix86_valid_target_attribute_inner_p): Add sgx.
5376 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5377 * config/i386/i386.opt: Add msgx.
5378 * config/i386/sgxintrin.h: New file.
5379 * config/i386/x86intrin.h: Add sgxintrin.h.
5381 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5384 * fold-const.c (maybe_nonzero_address): Return 1 for function
5386 (tree_single_nonzero_warnv_p): Don't handle function local objects
5390 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5393 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5396 * opts.c: Include "spellcheck.h"
5397 (struct string_fragment): New struct.
5398 (struct edit_distance_traits<const string_fragment &>): New
5400 (get_closest_sanitizer_option): New function.
5401 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5403 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5405 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5407 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5408 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5409 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5410 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5411 for initial die_offset if dwarf_split_debug_info.
5412 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5413 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5415 (output_skeleton_debug_sections): Formatting fix. Use
5416 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5417 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5419 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5421 * config/arm/cortex-a53.md: Add bypasses for
5423 (cortex_a53_r2f): Only use for transfers.
5424 (cortex_a53_f2r): Likewise.
5425 (cortex_a53_r2f_cvt): Add reservation for conversions.
5426 (cortex_a53_f2r_cvt): Likewise.
5428 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5430 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5431 to all inlined functions, change static to extern.
5433 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5436 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5438 (arm_assemble_integer): Likewise.
5440 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5442 * config.gcc: Use new awk script to check CPU, FPU and architecture
5443 parameters for --with-... options.
5444 * config/arm/parsecpu.awk: New file
5445 * config/arm/arm-cpus.in: New file.
5446 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5448 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5450 * config/arm/t-arm: Update dependency rules.
5451 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5452 of processing .def files.
5453 * config/arm/genopt.sh: Deleted.
5454 * config/arm/gentune.sh: Deleted.
5455 * config/arm/arm-cores.def: Deleted.
5456 * config/arm/arm-arches.def: Deleted.
5457 * config/arm/arm-fpus.def: Deleted.
5458 * config/arm/arm-tune.md: Regenerated.
5459 * config/arm/arm-tables.opt: Regenerated.
5460 * config/arm/arm-cpu.h: New generated file.
5461 * config/arm/arm-cpu-data.h: New generated file.
5462 * config/arm/arm-cpu-cdata.h: New generated file.
5464 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5467 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5469 (input_varpool_node): Unpack dynamically_initialized bit.
5471 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5473 PR rtl-optimization/79032
5474 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5475 the alignment of the adjusted memory reference against that of MODE,
5476 instead of the alignment of the original memory reference.
5478 2017-01-11 Martin Jambor <mjambor@suse.cz>
5480 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5482 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5483 decorated functions.
5485 2017-01-11 Richard Biener <rguenther@suse.de>
5487 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5488 set range/nonnull info for PHI results. Do not set it on
5489 stmts marked for removal.
5491 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5493 * expr.c (store_field): In the bitfield case, fetch the return value
5494 from the registers before applying a single big-endian adjustment.
5495 Always do a final load for a BLKmode value not larger than a word.
5497 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5500 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5501 that we correctly handle column numbers greater than
5502 LINE_MAP_MAX_COLUMN_NUMBER.
5504 2017-01-10 Martin Sebor <msebor@redhat.com>
5507 * gimple-ssa-sprintf.c (get_destination_size): Call
5508 {init,fini}object_sizes.
5509 * tree-object-size.c (addr_object_size): Adjust.
5510 (pass_through_call): Adjust.
5511 (pass_object_sizes::execute): Adjust.
5512 * tree-object-size.h (fini_object_sizes): Declare.
5514 2017-01-10 Martin Sebor <msebor@redhat.com>
5516 PR tree-optimization/78775
5517 * builtins.c (get_size_range): Move...
5518 * calls.c: ...to here.
5519 (alloc_max_size): Accept zero argument.
5520 (operand_signed_p): Remove.
5521 (maybe_warn_alloc_args_overflow): Call get_size_range.
5522 * calls.h (get_size_range): Declare.
5524 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5526 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5527 from TI's devices.csv file as of September 2016.
5528 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5530 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5532 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5533 * doc/invoke.texi: Likewise.
5534 * doc/md.texi: Likewise.
5535 * doc/objc.texi: Likewise.
5537 2017-01-10 Joshua Conner <joshconner@google.com>
5539 * config/arm/fuchsia-elf.h: New file.
5540 * config/fuchsia.h: New file.
5541 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5542 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5544 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5546 2016-01-10 Richard Biener <rguenther@suse.de>
5548 PR tree-optimization/79034
5549 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5550 Propagate out degenerate PHIs in the joiner.
5552 2017-01-10 Martin Liska <mliska@suse.cz>
5554 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5555 (sort_congruence_classes_by_decl_uid): Likewise.
5556 (sort_congruence_class_groups_by_decl_uid): Likewise.
5557 (sem_item_optimizer::merge_classes): Sort class, groups in these
5558 classes and members in the groups by DECL_UID of declarations.
5559 This would make merge operations stable.
5561 2017-01-10 Martin Liska <mliska@suse.cz>
5563 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5564 usage of m_classes_vec.
5565 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5566 (sem_item_optimizer::get_group_by_hash): Likewise.
5567 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5568 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5569 (sem_item_optimizer::verify_classes): Likewise.
5570 (sem_item_optimizer::process_cong_reduction): Likewise.
5571 (sem_item_optimizer::dump_cong_classes): Likewise.
5572 (sem_item_optimizer::merge_classes): Likewise.
5573 * ipa-icf.h (congruence_class_hash): Rename from
5574 congruence_class_group_hash. Remove declaration of m_classes_vec.
5576 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5578 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5579 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5580 * config.gcc: Add avx512vpopcntdqintrin.h.
5581 * config/i386/avx512vpopcntdqintrin.h: New.
5582 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5583 * config/i386/i386-builtin-types.def: Add new types.
5584 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5585 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5586 __builtin_ia32_vpopcountq_v8di_mask): New.
5587 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5588 __AVX512VPOPCNTDQ__.
5589 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5590 (PTA_AVX512VPOPCNTDQ): Define.
5591 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5592 TARGET_AVX512VPOPCNTDQ_P): Define.
5593 * config/i386/i386.opt: Add mavx512vpopcntdq.
5594 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5595 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5597 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5600 * predict.def (PRED_CALL): Set to 67.
5602 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5604 * expr.c (store_field): In the bitfield case, if the value comes from
5605 a function call and is of an aggregate type returned in registers, do
5606 not modify the field mode; extract the value in all cases if the mode
5607 is BLKmode and the size is not larger than a word.
5609 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5612 * config/i386/cpuid.h: Fix undefined behavior.
5614 2017-01-04 Jeff Law <law@redhat.com>
5616 PR tree-optimization/79007
5617 PR tree-optimization/67955
5618 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5619 conservative for pt.null when flag_non_call_exceptions is on.
5621 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5623 PR translation/79019
5624 PR translation/79020
5625 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5626 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5627 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5629 * config/avr/avr.opt (maccumulate-args): Likewise.
5630 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5631 * common.opt (freport-bug): Likewise.
5632 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5633 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5634 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5635 translatable string.
5636 * config/i386/i386.c (function_value_32): Likewise.
5637 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5638 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5640 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5641 * common/config/msp430/msp430-common.c (msp430_handle_option):
5643 * symtab.c (symtab_node::verify_base): Likewise.
5644 * opts.c (set_debug_level): Likewise.
5645 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5646 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5647 missing whitespace to translatable strings.
5648 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5649 * config/sh/superh.h: Likewise.
5650 * config/i386/xopintrin.h: Likewise.
5651 * config/i386/znver1.md: Likewise.
5652 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5653 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5654 * double-int.h (struct double_int): Likewise.
5655 * double-int.c (div_and_round_double): Likewise.
5656 * wide-int.cc: Likewise.
5657 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5658 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5659 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5660 (crossjumps_occurred): ... this.
5661 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5664 PR tree-optimization/78899
5665 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5666 returning bool return struct loop *, NULL for failure and the new
5668 (versionable_outer_loop_p): Don't version outer loop if it has
5669 dont_vectorized bit set.
5670 (tree_if_conversion): When versioning outer loop, ensure
5671 tree_if_conversion is performed also on the inner loop of the
5672 non-vectorizable outer loop copy.
5673 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5674 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5675 prevent vectorization of it.
5676 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5677 the outer loop vectorization of the non-scalar version is attempted
5678 before vectorization of the inner loop in scalar version. If
5679 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5680 vectorization of its inner loop.
5681 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5682 has 2 inner loops, rename also on edges from bb whose single pred
5683 is outer_loop->header. Fix typo in function comment.
5685 2017-01-09 Martin Sebor <msebor@redhat.com>
5688 * asan.c (asan_emit_stack_protection): Increase local buffer size
5689 to avoid snprintf truncation warning.
5691 2017-01-09 Andrew Pinski <apinski@cavium.com>
5693 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5694 to reference thunderx2t99 for the tuning structure
5695 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5697 (thunderx2t99_extra_costs): This.
5698 * config/aarch64/aarch64-tune.md: Regenerate.
5699 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5700 (vulcan_addrcost_table): This.
5701 (vulcan_regmove_cost): Rename to ...
5702 (thunderx2t99_regmove_cost): This.
5703 (vulcan_vector_cost): Rename to ...
5704 (thunderx2t99_vector_cost): this.
5705 (vulcan_branch_cost): Rename to ...
5706 (thunderx2t99_branch_cost): This.
5707 (vulcan_tunings): Rename to ...
5708 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5709 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5711 2017-01-09 Martin Jambor <mjambor@suse.cz>
5715 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5716 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5717 (propagate_vr_accross_jump_function): Use the above function for all
5718 value range computations for pass-through jump functions and type
5719 converasion from explicit value range values.
5720 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5721 parameters from TYPE_ARG_TYPES.
5722 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5723 (ipa_write_node_info): Stream type of the actual argument.
5724 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5726 2017-01-09 Martin Liska <mliska@suse.cz>
5729 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5730 (lookup_compiler): Do not show error message with have_E.
5732 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5734 PR tree-optimization/78938
5735 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5736 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5737 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5738 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5741 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5743 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5746 2017-01-09 Richard Biener <rguenther@suse.de>
5748 PR tree-optimization/78997
5749 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5750 name condition properly.
5752 2017-01-09 Richard Biener <rguenther@suse.de>
5755 * dwarf2out.c (is_cxx): New overload with context.
5756 (is_naming_typedef_decl): Use it.
5758 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5760 * invoke.texi (Option Summary): Correct spacing in option lists
5761 and add line breaks to fix over-long lines.
5763 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5767 * extend.texi (Common Variable Attributes): Add xref to GCC
5768 Internals manual to explain mode attribute keywords.
5770 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5773 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5774 and Preprocessor Options.
5775 (Options for Linking): Document -pthread here....
5776 (RS/6000 and PowerPC Options): ...not here.
5777 (Solaris 2 Options): ...or here.
5778 * doc/cppopts.texi: Document -pthread.
5780 2017-01-08 Martin Sebor <msebor@redhat.com>
5783 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5784 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5785 New member functions.
5786 (format_directive): Used them.
5788 (pass_sprintf_length::handle_gimple_call): Same.
5789 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5790 to avoid truncation for any argument.
5791 (extract_affine_mul): Same.
5792 * tree.c (get_file_function_name): Same.
5794 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5797 * predict.def (PRED_INDIR_CALL): Set to 86.
5799 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5801 PR preprocessor/54124
5802 * doc/cppopts.texi: Reformat -d subtable to list the full name
5803 of the options. Add cross-reference to the docs for the general
5804 compiler -d options.
5805 * doc/invoke.texi (Developer Options): Add cross-reference to the
5806 preprocessor-specific -d option documentation.
5808 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5810 PR preprocessor/13498
5811 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5812 redudant material, and reflect new command-line options.
5813 (System Headers): Likewise.
5815 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5817 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5818 -isystem, and -idirafter. Copy-edit.
5819 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5820 default for -ftrack-macro-expansion. Delete obsolete and
5821 badly-formatted implementation details about -fdebug-cpp output.
5822 * doc/cppwarnopts.texi: Copy-edit.
5824 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5827 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5828 that the transition from a max line width >= 1<<10 to narrower
5829 lines works correctly.
5831 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5833 * doc/options.texi (PerFunction): New.
5834 * opt-functions.awk (switch_flags): Map both Optimization and
5835 PerFunction to CL_OPTIMIZATION.
5836 * opth-gen.awk: Test for PerFunction flag along with
5838 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5839 it only when the latter is present. Skip those that don't in
5840 the hash function generator.
5841 * common.opt (fvar-tracking): Mark as PerFunction instead of
5843 (fvar-tracking-assignments): Likewise.
5844 (fvar-tracking-assignments-toggle): Likewise.
5845 (fvar-tracking-uninit): Likewise.
5847 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5849 PR translation/79018
5850 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5853 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5856 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5857 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5858 TARGET_LONG_JUMP_TABLE_OFFSETS.
5859 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5860 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5861 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5862 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5863 * config/m68k/m68k.md (tablejump expander): Likewise.
5864 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5865 TARGET_LONG_JUMP_TABLE_OFFSETS.
5866 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5867 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5869 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5870 David Holsgrove <david.holsgrove@xilinx.com>
5872 * common/config/microblaze/microblaze-common.c
5873 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5874 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5876 * config/microblaze/microblaze.c (microblaze_must_save_register)
5877 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5879 (microblaze_eh_return): New function.
5880 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5881 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5882 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5883 * config/microblaze/microblaze.md (eh_return): New pattern.
5885 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5887 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5888 GCC_DIAGNOSTIC_STRINGIFY): Define.
5890 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5892 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5894 * config/arm/arm.md (<mcrr>): New.
5896 * config/arm/arm.c (arm_arch5te): New.
5897 (arm_option_override): Set arm_arch5te.
5898 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5900 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5901 (arm_mcrr_qualifiers): ... this. New.
5902 (MRRC_QUALIFIERS): Define to...
5903 (arm_mrrc_qualifiers): ... this. New.
5904 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5906 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5907 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5908 (MRRCI, mrrc, MRRC): New.
5909 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5910 VUNSPEC_MRRC2): New.
5912 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5914 * config/arm/arm.md (<mcr>): New.
5916 * config/arm/arm.c (arm_coproc_builtin_available): Add
5917 support for mcr, mrc, mcr2 and mrc2.
5918 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5919 (arm_mcr_qualifiers): ... this. New.
5920 (MRC_QUALIFIERS): Define to ...
5921 (arm_mrc_qualifiers): ... this. New.
5922 (MCR_QUALIFIERS): Define to ...
5923 (arm_mcr_qualifiers): ... this. New.
5924 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5926 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5927 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5928 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5931 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5933 * config/arm/arm.md (*ldc): New.
5937 * config/arm/arm.c (arm_coproc_builtin_available): Add
5938 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5939 (arm_coproc_ldc_stc_legitimate_address): New.
5940 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5941 'qualifier_const_pointer'.
5942 (LDC_QUALIFIERS): Define to...
5943 (arm_ldc_qualifiers): ... this. New.
5944 (STC_QUALIFIERS): Define to...
5945 (arm_stc_qualifiers): ... this. New.
5946 * config/arm/arm-protos.h
5947 (arm_coproc_ldc_stc_legitimate_address): New.
5948 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5949 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5950 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5951 stc2, stcl, stc2l): New.
5952 * config/arm/constraints.md (Uz): New.
5953 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5954 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5955 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5956 VUNSPEC_STC2L): New.
5958 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5960 * config/arm/arm.md (<cdp>): New.
5961 * config/arm/arm.c (neon_const_bounds): Rename this ...
5962 (arm_const_bounds): ... this.
5963 (arm_coproc_builtin_available): New.
5964 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5965 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5966 (CDP_QUALIFIERS): Define to...
5967 (arm_cdp_qualifiers): ... this. New.
5969 (arm_expand_builtin_args): Add case for 6 arguments.
5970 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5971 (arm_const_bounds): ... this.
5972 (arm_coproc_builtin_available): New.
5973 * config/arm/arm_acle.h (__arm_cdp): New.
5975 * config/arm/arm_acle_builtins.def (cdp): New.
5977 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5978 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5980 * config/arm/types.md (coproc): New.
5981 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5982 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5983 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5984 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5986 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5988 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5989 (UBINOP_QUALIFIERS): New.
5991 (acle_builtin_data): New. Change comment.
5992 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5993 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5994 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5995 arm_acle_builtins.def.
5996 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5997 (arm_init_acle_builtins): New.
5998 (CRC32_BUILTIN): Remove.
5999 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
6000 crc32cb, crc32ch and crc32cw.
6001 (arm_init_crc32_builtins): Remove.
6002 (arm_init_builtins): Use arm_init_acle_builtins rather
6003 than arm_init_crc32_builtins.
6004 (arm_expand_acle_builtin): New.
6005 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
6006 * config/arm/arm_acle_builtins.def: New.
6008 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6010 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
6011 (arm_builtin_datum): ... this.
6012 (arm_init_neon_builtin): Rename to ...
6013 (arm_init_builtin): ... this. Add a new parameters PREFIX
6014 and USE_SIG_IN_NAME.
6015 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
6016 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
6017 'arm_builtin_datum'.
6018 (arm_init_vfp_builtins): Likewise.
6019 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
6020 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
6021 (arm_expand_neon_args): Rename to ...
6022 (arm_expand_builtin_args): ... this. Rename builtin_arg
6023 enum values and differentiate between ARG_BUILTIN_MEMORY
6024 and ARG_BUILTIN_NEON_MEMORY.
6025 (arm_expand_neon_builtin_1): Rename to ...
6026 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
6027 values, arm_expand_builtin_args and add bool parameter NEON.
6028 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
6029 (arm_expand_vfp_builtin): Likewise.
6030 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
6032 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6035 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
6036 * predict.c (tree_estimate_probability_bb): Reverse direction of
6037 polymorphic call predictor.
6039 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6041 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6042 (determine_pass_name_match): ...this new function and...
6043 (should_skip_pass_p): ...this new function.
6045 2017-01-06 Nathan Sidwell <nathan@acm.org>
6047 * ipa-visibility.c (function_and_variable_visibility): Reformat
6048 comments and long lines. Remove extrneous if.
6049 * symtab.c (symtab_node::make_decl_local): Fix code format.
6050 (symtab_node::set_section_for_node): Fix comment typo.
6052 2017-01-06 Martin Liska <mliska@suse.cz>
6055 * lra-constraints.c: Rename invariant to lra_invariant.
6056 * predict.c (set_even_probabilities): Initialize e to NULL.
6058 2017-01-05 Martin Sebor <msebor@redhat.com>
6060 PR tree-optimization/78910
6061 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6062 (format_integer): Correct off-by-one error in the handling
6063 of precision with negative numbers in signed conversions..
6065 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6067 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6069 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6071 PR tree-optimization/71016
6072 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6073 factor_out_conditional_conversion. Formatting fix.
6074 (factor_out_conditional_conversion): Add cond_stmt argument.
6075 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6076 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6079 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6081 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6082 read-rtl-function.o, and selftest-rtl.o.
6083 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6084 (selftest::aarch64_test_loading_full_dump): New function.
6085 (selftest::aarch64_run_selftests): New function.
6086 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6087 selftest::aarch64_run_selftests.
6088 * config/i386/i386.c
6089 (selftest::ix86_test_loading_dump_fragment_1): New function.
6090 (selftest::ix86_test_loading_call_insn): New function.
6091 (selftest::ix86_test_loading_full_dump): New function.
6092 (selftest::ix86_test_loading_unspec): New function.
6093 (selftest::ix86_run_selftests): Call the new functions.
6094 * emit-rtl.c (maybe_set_max_label_num): New function.
6095 * emit-rtl.h (maybe_set_max_label_num): New decl.
6096 * function.c (instantiate_decls): Guard call to
6097 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6098 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6100 * gensupport.c (gen_reader::gen_reader): Pass "false"
6101 for new "compact" param of rtx_reader.
6102 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6103 rather than an empty string for NULL strings.
6104 * read-md.c: Potentially include config.h rather than bconfig.h.
6105 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6106 (have_error): New global, copied from errors.c.
6107 (md_reader::read_name): Rename to...
6108 (md_reader::read_name_1): ...this, adding "out_loc" param,
6109 and converting "missing name or number" to returning false, rather
6111 (md_reader::read_name): Reimplement in terms of read_name_1.
6112 (md_reader::read_name_or_nil): New function.
6113 (md_reader::read_string): Handle "(nil)" by returning NULL.
6114 (md_reader::md_reader): Add new param "compact".
6115 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6116 (md_reader::read_file): New method.
6117 * read-md.h (md_reader::md_reader): Add new param "compact".
6118 (md_reader::read_file): New method.
6119 (md_reader::is_compact): New accessor.
6120 (md_reader::read_name): Convert return type from void to file_location.
6121 (md_reader::read_name_or_nil): New decl.
6122 (md_reader::read_name_1): New decl.
6123 (md_reader::m_compact): New field.
6124 (noop_reader::noop_reader): Pass "false" for new "compact" param
6126 (rtx_reader::rtx_reader): Add new "compact" param.
6127 (rtx_reader::read_rtx_operand): Make virtual and convert return
6128 type from void to rtx.
6129 (rtx_reader::read_until): New decl.
6130 (rtx_reader::handle_any_trailing_information): New virtual function.
6131 (rtx_reader::postprocess): New virtual function.
6132 (rtx_reader::finalize_string): New virtual function.
6133 (rtx_reader::m_in_call_function_usage): New field.
6134 (rtx_reader::m_reuse_rtx_by_id): New field.
6135 * read-rtl-function.c: New file.
6136 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6137 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6138 (selftest::verify_three_block_rtl_cfg): New decl.
6139 * read-rtl-function.h: New file.
6140 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6141 For host, include function.h, memmodel.h, and emit-rtl.h.
6142 (one_time_initialization): New function.
6143 (struct compact_insn_name): New struct.
6144 (compact_insn_names): New array.
6145 (find_code): Handle insn codes in compact dumps.
6146 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6147 (bind_subst_iter_and_attr): Likewise.
6148 (add_condition_to_string): Likewise.
6149 (add_condition_to_rtx): Likewise.
6150 (apply_attribute_uses): Likewise.
6151 (add_current_iterators): Likewise.
6152 (apply_iterators): Likewise.
6153 (initialize_iterators): Guard usage of apply_subst_iterator with
6154 #ifdef GENERATOR_FILE.
6155 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6156 (md_reader::read_mapping): Likewise.
6157 (add_define_attr_for_define_subst): Likewise.
6158 (add_define_subst_attr): Likewise.
6159 (read_subst_mapping): Likewise.
6160 (check_code_iterator): Likewise.
6161 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6163 (one_time_initialization): New function.
6164 (rtx_reader::read_until): New method.
6165 (read_flags): New function.
6166 (parse_reg_note_name): New function.
6167 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6168 Handle reuse_rtx ids.
6169 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6170 Add parsing support for RTL dumps, mirroring the special-cases in
6171 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6172 values, and calling handle_any_trailing_information.
6173 (rtx_reader::read_rtx_operand): Convert return type from void
6174 to rtx, returning return_rtx. Handle case 'e'. Call
6175 finalize_string on XSTR and XTMPL fields.
6176 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6177 "(nil)" values were omitted. Call the postprocess vfunc on the
6179 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6180 class ctor. Initialize m_in_call_function_usage. Call
6181 one_time_initialization.
6182 * rtl-tests.c (selftest::test_uncond_jump): Call
6183 set_new_first_and_last_insn.
6184 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6185 * selftest-rtl.c: New file.
6186 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6187 (selftest::get_insn_by_uid): New decl.
6188 * selftest-run-tests.c (selftest::run_tests): Call
6189 read_rtl_function_c_tests.
6190 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6191 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6194 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6196 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6197 operands in a special way. Assert that pos+len <= mode precision.
6199 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6201 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6202 3 argument Alias with unlimited for the negative form.
6203 (fno-vect-cost-model): Removed.
6205 2017-01-05 Martin Liska <mliska@suse.cz>
6207 * hsa-gen.c (gen_hsa_divmod): New function.
6208 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6210 2017-01-05 Martin Liska <mliska@suse.cz>
6213 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6216 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6218 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6219 small constant length operands.
6221 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6223 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6224 between loop iterations.
6226 2017-01-05 Martin Liska <mliska@suse.cz>
6229 * gimplify.c (gimplify_decl_expr): Compare to
6230 asan_poisoned_variables instread of checking flags.
6231 (gimplify_target_expr): Likewise.
6232 (gimplify_expr): Likewise.
6233 (gimplify_function_tree): Conditionally initialize
6234 asan_poisoned_variables.
6236 2017-01-04 Jeff Law <law@redhat.com>
6238 PR tree-optimizatin/78812
6239 * rtl.h (contains_mem_rtx_p): Prototype.
6240 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6241 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6242 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6243 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6244 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6246 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6248 * input.c (assert_char_at_range): Default-initialize actual_range.
6250 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6252 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6253 to match the caller.
6255 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6257 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6258 insns after final jump in test to emit dummy move.
6260 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6262 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6263 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6265 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6267 * multiple_target.c (create_dispatcher_calls): Init e_next.
6268 * tree-ssa-loop-split.c (split_loop): Init border.
6269 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6272 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6277 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6278 (altivec_register_operand): Do not return true if the operand
6279 contains a SUBREG mixing SImode and SFmode.
6280 (vsx_register_operand): Likewise.
6281 (vsx_reg_sfsubreg_ok): New predicate.
6282 (vfloat_operand): Do not return true if the operand contains a
6283 SUBREG mixing SImode and SFmode.
6284 (vint_operand): Likewise.
6285 (vlogical_operand): Likewise.
6286 (gpc_reg_operand): Likewise.
6287 (int_reg_operand): Likewise.
6288 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6289 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6290 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6292 (rs6000_emit_move_si_sf_subreg): New helper function.
6293 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6294 fixup SUBREGs involving SImode and SFmode.
6295 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6296 numbers for the new peephole2 optimization.
6297 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6298 the GLIBC math library that do AND/IOR/XOR operations on single
6299 precision floating point.
6300 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6301 target macros to say whether we need to avoid SUBREGs mixing
6303 (TARGET_ALLOW_SF_SUBREG): Likewise.
6304 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6305 (UNSPEC_SI_FROM_SF): Likewise.
6306 (iorxor): Change spacing.
6307 (and_ior_xor): New iterator for AND, IOR, and XOR.
6308 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6309 (movdi_from_sf_zero_ext): Likewise.
6310 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6311 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6312 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6313 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6314 (fms<mode>4): Likewise.
6315 (fnma<mode>4): Likewise.
6316 (fnms<mode>4): Likewise.
6317 (nfma<mode>4): Likewise.
6318 (nfms<mode>4): Likewise.
6320 2017-01-04 Marek Polacek <polacek@redhat.com>
6323 * doc/invoke.texi: Document -Wpointer-compare.
6325 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6327 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6330 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6331 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6334 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6337 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6338 documentation of the powerpc_popcntb_ok attribute.
6339 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6340 code to issue warning messages if a requested CPU configuration is
6341 not supported by the binary (assembler and loader) toolchain.
6342 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6343 made to define a built-in function that has been disabled.
6344 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6345 made to define a built-in function that has been disabled.
6346 (altivec_init_builtins): Add comment explaining why definition
6347 of the DST built-in functions is not preceded by an assertion
6348 check. Add assertions to prevent ICE if attempts are made to
6349 define an altivec predicate or an abs* built-in function that has
6351 (htm_init_builtins): Add comment explaining why definition of the
6352 htm built-in functions is not preceded by an assertion check.
6354 2017-01-04 Jeff Law <law@redhat.com>
6356 PR tree-optimizatin/67955
6357 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6358 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6359 the points-to solution does not include pt_null. Use DECL_PT_UID
6362 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6365 Use gen_int_mode instead of gen_lopwart for const_int operands.
6367 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6369 PR tree-optimization/71563
6370 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6371 out of range value - has low bits known to be zero.
6373 2017-01-04 Alan Modra <amodra@gmail.com>
6375 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6376 * configure: Regenerate.
6377 * config.in: Regenerate.
6379 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6382 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6383 a substring of the message, but strcmp with the whole message. Ifdef
6384 ENABLE_NLS, translate the message first using dgettext.
6386 2017-01-03 Jeff Law <law@redhat.com>
6388 PR tree-optimizatin/78856
6389 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6390 (mark_threaded_blocks): Remove code to truncate thread paths that
6391 cross multiple loop headers. Instead invalidate the cached loop
6392 iteration information and handle case of a thread path walking
6393 into an irreducible region.
6395 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6398 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6399 assertions. Add support for doing the signbit if the IEEE 128-bit
6400 floating point value is in a GPR.
6401 * config/rs6000/rs6000.md (Fsignbit): Delete.
6402 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6403 Update the length attribute if the value is in a GPR.
6404 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6405 the sign or zero extension instruction, since the value is always 0/1.
6406 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6409 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6410 extracting SImode to a GPR register so that we can generate a
6411 store, limit the vector to be in a traditional Altivec register
6412 for the vextuwrx instruction.
6414 2017-01-03 Ian Lance Taylor <iant@google.com>
6416 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6418 2017-01-03 Martin Sebor <msebor@redhat.com>
6420 PR tree-optimization/78696
6421 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6422 precision. Use MPFR for %f for greater fidelity. Correct handling
6424 (pass_sprintf_length::compute_format_length): Set width and precision
6425 specified by asrerisk to void_node for vararg functions.
6426 (try_substitute_return_value): Adjust dump output.
6428 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6430 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6432 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6434 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6435 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6436 -mlra/-mno-lra was passed to the compiler.
6438 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6440 PR rtl-optimization/65618
6441 * emit-rtl.c (try_split): Move initialization of "before" and
6442 "after" to just before the call to emit_insn_after_setloc.
6444 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6446 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6448 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6450 * dwarf2out.c (gen_enumeration_type_die): When
6451 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6453 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6455 PR tree-optimization/78965
6456 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6457 Change first argument from const call_info & to call_info &. For %n
6458 set info.nowrite to false.
6461 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6462 possibly throwing calls.
6464 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6465 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6466 and fns handling, rather than in a separate case SSA_NAME.
6468 2017-01-02 Jeff Law <law@redhat.com>
6470 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6471 fixes for first_period and second_period variables.
6473 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6476 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6477 (*insvqi_1): New insn pattern.
6478 (*insvqi_1_mem_rex64): Ditto.
6480 (*insvqi_3): Rename from *insvqi.
6482 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6484 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6486 * doc/cfg.texi (Edges): Remove reference to Java.
6487 (Maintaining the CFG): Ditto.
6489 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6492 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6493 transparent aliases.
6495 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6498 * predict.def (PRED_CALL): Update hitrate.
6499 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6500 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6501 into direct/indirect/polymorphic variants.
6503 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6505 Update copyright years.
6507 * gcc.c (process_command): Update copyright notice dates.
6508 * gcov-dump.c (print_version): Ditto.
6509 * gcov.c (print_version): Ditto.
6510 * gcov-tool.c (print_version): Ditto.
6511 * gengtype.c (create_file): Ditto.
6512 * doc/cpp.texi: Bump @copying's copyright year.
6513 * doc/cppinternals.texi: Ditto.
6514 * doc/gcc.texi: Ditto.
6515 * doc/gccint.texi: Ditto.
6516 * doc/gcov.texi: Ditto.
6517 * doc/install.texi: Ditto.
6518 * doc/invoke.texi: Ditto.
6520 Copyright (C) 2017 Free Software Foundation, Inc.
6522 Copying and distribution of this file, with or without modification,
6523 are permitted in any medium without royalty provided the copyright
6524 notice and this notice are preserved.