1 t2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
5 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
6 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
8 * config/arm/arm.c (arm_arch7ve): Rename into ...
9 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
10 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
13 2017-03-22 Martin Liska <mliska@suse.cz>
16 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
17 error message instead of an ICE.
19 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21 * doc/extend.texi (6.11 Additional Floating Types): Revise.
23 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
25 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
27 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
30 2017-03-21 Martin Sebor <msebor@redhat.com>
32 * doc/extend.texi: Use "cannot" instead of "can't."
33 * doc/hostconfig.texi: Same.
34 * doc/install.texi: Same.
35 * doc/invoke.texi: Same.
36 * doc/loop.texi: Same.
38 * doc/objc.texi: Same.
41 * doc/tm.texi.in: Same.
42 * doc/trouble.texi: Same.
44 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
47 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
48 (collect_checksum_attributes): Set it.
49 (die_checksum_ordered): Use it.
51 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
53 PR tree-optimization/79908
54 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
55 change: For a VA_ARG whose LHS has been cast away, use
56 force_gimple_operand to construct the side effects.
58 2017-03-21 David Malcolm <dmalcolm@redhat.com>
61 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
62 more amenable to translation.
63 (oacc_loop_auto_partitions): Likewise.
65 2017-03-21 Marek Polacek <polacek@redhat.com>
66 Martin Sebor <msebor@redhat.com>
68 PR tree-optimization/80109
69 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
72 2017-03-21 Jakub Jelinek <jakub@redhat.com>
73 Segher Boessenkool <segher@kernel.crashing.org>
76 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
77 check reg_used_between_p between insn and one of succ or succ2
78 depending on if succ is artificial insn not inserted into insn
81 2017-03-21 Martin Liska <mliska@suse.cz>
84 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
85 * doc/gcc.texi: Include gcov-dump stuff.
86 * doc/gcov-dump.texi: New file.
88 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
90 PR rtl-optimization/79150
91 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
92 conditional jump, if the jump is the last insn of the loop.
94 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
95 Richard Biener <rguenth@suse.com>
97 PR tree-optimization/79908
98 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
99 been cast away, use force_gimple_operand to construct the side
102 2017-03-21 Martin Liska <mliska@suse.cz>
105 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
108 2017-03-21 Brad Spengler <spender@grsecurity.net>
111 * plugin.c (htab_hash_plugin): New function.
112 (add_new_plugin): Use it and adjust.
113 (parse_plugin_arg_opt): Adjust.
114 (init_one_plugin): Likewise.
116 2017-03-21 Richard Biener <rguenther@suse.de>
118 PR tree-optimization/80032
119 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
120 if set force the cleanup to happen unconditionally.
121 (gimplify_target_expr): Push inserted clobbers with force_uncond
122 to avoid them being removed by control-dependent DCE.
124 2017-03-21 Richard Biener <rguenther@suse.de>
126 PR tree-optimization/80122
127 * tree-inline.c (copy_bb): Do not expans va-arg packs or
128 va_arg_pack_len when the inlined call stmt requires pack
130 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
132 2017-03-21 Jakub Jelinek <jakub@redhat.com>
135 * tsan.c (instrument_builtin_call): If the memory model argument
136 is not a constant, assume it is valid.
139 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
142 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
144 PR rtl-optimization/79910
145 * combine.c (can_combine_p): Do not allow combining an I0 or I1
146 if its dest is used by an insn before I2 (other than the combined
147 insns themselves, which are properly handled already).
149 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
152 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
154 * combine.c (record_used_regs): New static function.
155 (try_combine): Handle situations where there is an additional
156 instruction between I2 and I3 which needs to have a LOG_LINK
160 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
162 * combine.c (try_combine): Delete redundant i1 test. Call
163 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
165 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
168 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
171 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
173 PR tree-optimization/80054
174 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
175 the optimization if a PHI or any of its arguments is not dominated
176 by the candidate's basis. Use gphi* rather than gimple* as
178 (replace_profitable_candidates): Clean up a gimple* variable that
179 should be a gphi* variable.
181 2017-03-20 Martin Sebor <msebor@redhat.com>
184 * doc/extend.texi (attribute constructor): Document present limitation.
186 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
189 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
190 __POWER9_VECTOR__ #ifdef control, change template definition to
191 use Power9-specific built-in function.
192 (vec_any_eq): Likewise.
193 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
194 to control outcomes from this test.
195 (vector_ae_<mode>p): For VEC_F modes, likewise.
197 2017-03-20 Ian Lance Taylor <iant@google.com>
199 * config/i386/i386.c (ix86_function_regparm): Save an extra
200 register for -fsplit-stack with DECL_STATIC_CHAIN.
202 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
205 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
206 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
208 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
210 * config/riscv/riscv.c (riscv_print_operand): Use "fence
212 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
215 2017-03-20 Marek Polacek <polacek@redhat.com>
218 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
220 2017-03-20 Richard Biener <rguenther@suse.de>
222 PR tree-optimization/80113
223 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
224 allocate extra SSA name for PHI def.
225 (add_close_phis_to_outer_loops): Likewise.
226 (add_close_phis_to_merge_points): Likewise.
227 (copy_loop_close_phi_args): Likewise.
228 (copy_cond_phi_nodes): Likewise.
230 2017-03-20 Martin Liska <mliska@suse.cz>
233 * tree-chkp.c (chkp_build_returned_bound): Do not build
234 returned bounds for a LHS that's not a BOUNDED_P type.
236 2017-03-20 Martin Liska <mliska@suse.cz>
240 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
241 COMPLEX_CST and VECTOR_CST.
243 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
246 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
247 target operand. A new splitter adds the clobber statement in case
248 the target operand is dead anyway.
250 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
252 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
253 to age-old versions of binutils and glibc.
255 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
257 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
259 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
261 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
263 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
265 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
266 requirement for binutils 2.13.
268 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
270 * combine.c (try_combine): Delete redundant i1 test. Call
271 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
273 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
275 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
276 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
278 <riscv64-*-elf>: Re-arrange section
279 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
280 <riscv32-*-linux>: Likewise.
281 <riscv64-*-elf>: Likewise
282 <riscv64-*-linux>: Likewise.
284 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
287 * aarch64.opt(verbose-cost-dump): Fix typo.
289 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
292 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
293 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
295 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
297 * reload.c (find_reloads): When reloading a nonoffsettable address,
298 use RELOAD_OTHER for it and its address reloads.
300 PR rtl-optimization/79910
301 * combine.c (record_used_regs): New static function.
302 (try_combine): Handle situations where there is an additional
303 instruction between I2 and I3 which needs to have a LOG_LINK
306 2017-03-17 Jeff Law <law@redhat.com>
308 PR tree-optimization/71437
309 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
310 conditional in the hash table first.
311 (vrp_dom_walker::before_dom_children): Extract condition from
312 ASSERT_EXPR. Record condition, its inverion and any implied
315 2017-03-17 Marek Polacek <polacek@redhat.com>
316 Markus Trippelsdorf <markus@trippelsdorf.de>
318 PR tree-optimization/80079
319 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
322 2017-03-17 Richard Biener <rguenther@suse.de>
325 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
326 Properly verify the LHS before the RHS possibly claims to be
328 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
331 2017-03-17 Martin Jambor <mjambor@suse.cz>
333 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
334 (List of -O2 options): Likewise.
335 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
338 2017-03-17 Tom de Vries <tom@codesourcery.com>
340 * gcov-dump.c (print_usage): Print bug_report_url.
342 2017-03-17 Richard Biener <rguenther@suse.de>
345 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
346 (parser::peek): Likewise.
348 2017-03-17 Richard Biener <rguenther@suse.de>
350 PR tree-optimization/80048
351 * sese.c (free_sese_info): Properly release rename_map and
352 copied_bb_map elements.
354 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
356 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
357 Add linked-list forward and backlinks. Insert on
358 construction, remove on destruction.
359 (class pass_store_merging): Add m_stores_head field.
360 (pass_store_merging::terminate_and_process_all_chains):
361 Iterate over m_stores_head list.
362 (pass_store_merging::terminate_all_aliasing_chains):
364 (pass_store_merging::execute): Check for debug stmts first.
365 Push new chains onto the m_stores_head stack.
367 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
370 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
371 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
372 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
374 2017-03-16 Jeff Law <law@redhat.com>
376 PR tree-optimization/71437
377 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
378 member function. Implementation moved into after_dom_children
379 member function and into the threader's thread_outgoing_edges
381 (dom_opt_dom_walker::after_dom_children): Simplify by moving
382 some code into new thread_outgoing_edges.
383 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
384 definition. Simplify marker handling (do it here). Assume we always
385 have the available expression and the const/copies tables.
386 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
388 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
389 * tree-vrp.c (equiv_stack): No longer file scoped.
390 (vrp_dom_walker): New class.
391 (vrp_dom_walker::before_dom_children): New member function.
392 (vrp_dom_walker::after_dom_children): Likewise.
393 (identify_jump_threads): Setup domwalker. Use it rather than
394 walking edges in a random order by hand. Simplify setup/finalization.
395 (finalize_jump_threads): Remove.
396 (vrp_finalize): Do not call identify_jump_threads here.
397 (execute_vrp): Do it here instead and call thread_through_all_blocks
400 PR tree-optimization/71437
401 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
403 (simplify_stmt_for_jump_threading): Add basic_block argument. All
405 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
406 (dom_opt_dom_walker::thread_across_edge): Remove
407 handle_dominating_asserts argument. All callers changed.
408 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
409 changes. Remove calls to lhs_of_dominating_assert. Other
410 uses of handle_dominating_asserts turn into unconditional code
411 (simplify_control_stmt_condition_1): Likewise.
412 (simplify_control_stmt_condition): Likewise.
413 (thread_through_normal_block, thread_across_edge): Likewise.
414 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
415 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
416 object if it is not an SSA_NAME.
417 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
418 before calling into the VRP specific simplifiers.
419 (identify_jump_threads): Remove handle_dominating_asserts
422 2017-03-16 Jakub Jelinek <jakub@redhat.com>
425 * tree-diagnostic.c (default_tree_printer): No longer static.
426 * tree-diagnostic.h (default_tree_printer): New prototype.
428 2017-03-16 Tamar Christina <tamar.christina@arm.com>
430 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
431 Change ins into fmov.
433 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
435 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
436 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
437 Use h_con constraint for operand 1.
438 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
439 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
441 2017-03-15 Jeff Law <law@redhat.com>
443 PR tree-optimization/71437
444 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
445 (record_temporary_equivalences): Use it.
447 PR tree-optimization/71437
448 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
449 tree-ssa-scopedtables.
450 (lookup_avail_expr, build_and_record_new_cond): Likewise.
451 (record_conditions, record_cond, vuse_eq): Likewise.
452 (record_edge_info): Adjust to API tweak of record_conditions.
453 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
454 (record_temporary_equivalences, optimize_stmt): Likewise.
455 (eliminate_redundant_computations): Likewise.
456 (record_equivalences_from_stmt): Likewise.
457 * tree-ssa-scopedtables.c: Include options.h and params.h.
458 (vuse_eq): New function, moved from tree-ssa-dom.c
459 (build_and_record_new_cond): Likewise.
460 (record_conditions): Likewise. Accept vector of conditions rather
461 than edge_equivalence structure for first argument.
462 for the first argument.
463 (avail_exprs_stack::lookup_avail_expr): New member function, moved
465 (avail_exprs_stack::record_cond): Likewise.
466 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
468 (avail_exprs_stack): Add new member functions lookup_avail_expr
470 (record_conditions): Declare.
472 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
475 * lra-constraints.c (process_alt_operands): Increase reject for
476 reloading an input/output operand.
478 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
481 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
482 insns to convert from signed/unsigned char/short to IEEE 128-bit
484 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
486 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.c (ix86_vector_duplicate_value): Create
490 subreg of inner mode for values already in registers.
492 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
494 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
495 iteration reg is used after the loop.
497 2017-03-14 Martin Sebor <msebor@redhat.com>
499 PR tree-optimization/79800
500 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
501 precision in negative-positive range.
502 (format_floating): Call non-const overload with adjusted precision.
504 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
507 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
510 2017-03-14 Martin Sebor <msebor@redhat.com>
513 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
514 * builtins.def (aligned_alloc): Use it.
517 * Makefile.in (GTFILES): Add calls.c.
518 * calls.c: Include "gt-calls.h".
520 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
522 PR rtl-optimization/79728
523 * regs.h (struct target_regs): New field
524 x_contains_allocatable_regs_of_mode.
525 (contains_allocatable_regs_of_mode): New macro.
526 * reginfo.c (init_reg_sets_1): Initialize it, and change
527 contains_reg_of_mode so it includes global regs as well.
528 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
529 rather than contains_regs_of_mode.
531 2017-03-14 Martin Liska <mliska@suse.cz>
533 * doc/invoke.texi: Document options that can't be combined with
534 -fcheck-pointer-bounds.
536 2017-03-14 Martin Liska <mliska@suse.cz>
539 * doc/invoke.texi (-Wchkp): Document the option.
541 2017-03-14 Martin Liska <mliska@suse.cz>
543 * Makefile.in: Install gcov-dump.
545 2017-03-14 Martin Liska <mliska@suse.cz>
547 * multiple_target.c (expand_target_clones): Bail out for
548 an invalid attribute.
550 2017-03-14 Richard Biener <rguenther@suse.de>
552 * alias.c (struct alias_set_entry): Pack properly.
553 * cfgloop.h (struct loop): Likewise.
554 * cse.c (struct set): Likewise.
555 * ipa-utils.c (struct searchc_env): Likewise.
556 * loop-invariant.c (struct invariant): Likewise.
557 * lra-remat.c (struct cand): Likewise.
558 * recog.c (struct change_t): Likewise.
559 * rtl.h (struct address_info): Likewise.
560 * symbol-summary.h (function_summary): Likewise.
561 * tree-loop-distribution.c (struct partition): Likewise.
562 * tree-object-size.c (struct object_size_info): Likewise.
563 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
564 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
565 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
566 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
567 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
568 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
569 (struct _stmt_vec_info): Likewise.
571 2017-03-14 Martin Liska <mliska@suse.cz>
574 * multiple_target.c (create_dispatcher_calls): Check that
575 a target can create a function dispatcher.
577 2017-03-14 Martin Liska <mliska@suse.cz>
580 * multiple_target.c (expand_target_clones): Drop local.local
581 flag for default implementation.
583 2017-03-14 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/80030
586 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
588 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
590 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
591 gcc_fallthrough() instead of __attribute__((fallthrough));
593 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
595 * doc/gcc.texi: Remove "up" link to (DIR).
596 * doc/gccint.texi: Ditto.
598 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
600 * doc/install.texi (Specific) <avr>: Remove reference to
603 2017-03-13 Jeff Law <law@redhat.com>
605 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
606 attribute rather than comments.
608 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
609 match_scratch operand is highest.
611 2017-03-13 Martin Liska <mliska@suse.cz>
614 * ipa-pure-const.c (warn_function_noreturn): If the declarations
615 is a CHKP clone, use original declaration.
617 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
619 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
620 (arc_conditional_register_usage): Use a different allocation order
621 when optimizing for size.
622 * common/config/arc/arc-common.c (arc_option_optimization_table):
623 Section anchors default on when optimizing for size.
625 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
627 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
629 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
631 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
632 * config/arc/arc.md (cpu_facility): Add cd variant.
633 (*movqi_insn): Add code density variant.
634 (*movhi_insn): Likewise.
635 (*movqi_insn): Likewise.
636 (*addsi3_mixed): Likewise.
637 (subsi3_insn): Likewise.
639 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
641 * config/arc/arc.md (movsi_cond_exec): Update constraint.
643 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
645 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
646 expressions with MINUS and UNARY ops.
648 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
651 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
653 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
654 between vec_select and vector argument.
655 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
656 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
657 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
658 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
659 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
660 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
662 2017-03-13 Richard Biener <rguenther@suse.de>
665 * params.def (vect-max-peeling-for-alignment): Fix typo.
667 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
669 * doc/install.texi (Specific) <mips-*-*>: Remove description of
670 issue that only occurred with binutils below 2.18.
672 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
674 * doc/install.texi (Specific) <cris-axis-elf>: No longer
675 refer to binutils 2.11/2.12 minimum.
677 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
679 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
680 ftp.kernel.org and simplify binutils requirement.
682 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
684 * doc/invoke.texi (Warning Options): Fix spelling of link-time
686 (Optimize Options): Ditto. Also remove redundancy.
688 2017-03-10 David Malcolm <dmalcolm@redhat.com>
691 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
693 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
694 to G_ to avoid double translation.
696 2017-03-10 David Malcolm <dmalcolm@redhat.com>
699 * auto-profile.c (get_combined_location): Convert leading
700 character of diagnostics to lower case and remove trailing period.
701 (read_profile): Likewise for various diagnostics.
702 * config/arm/arm.c (arm_option_override): Remove trailing period
703 from various diagnostics.
704 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
705 (msp430_expand_delay_cycles): Likewise.
707 2017-03-10 David Malcolm <dmalcolm@redhat.com>
710 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
711 full command-line argument, rather than just "str".
712 (aarch64_validate_march): Likewise.
713 (aarch64_validate_mtune): Likewise.
715 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
717 PR rtl-optimization/78911
718 * lra-assigns.c (must_not_spill_p): New function.
721 2017-03-10 Jakub Jelinek <jakub@redhat.com>
723 PR tree-optimization/79981
724 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
725 ATOMIC_COMPARE_EXCHANGE ifn result.
726 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
727 IFN_ATOMIC_COMPARE_EXCHANGE.
729 2017-03-10 David Malcolm <dmalcolm@redhat.com>
732 * opts.c (parse_sanitizer_options): Add missing question mark to
733 "did you mean" message.
735 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
737 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
739 (VMULEUH_UNS): Likewise.
740 (VMULOUB_UNS): Likewise.
741 (VMULOUH_UNS): Likewise.
742 * config/rs6000/rs6000.c (builtin_function_type): Remove
743 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
745 2017-03-10 David Malcolm <dmalcolm@redhat.com>
748 * read-rtl-function.c (function_reader::read_rtx_operand): Update
749 x with result of extra_parsing_for_operand_code_0.
750 (function_reader::extra_parsing_for_operand_code_0): Convert
751 return type from void to rtx, returning x. When reading
752 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
753 larger size containing struct block_symbol.
755 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
757 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
758 -mfloat128-hardware without -m64.
760 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
763 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
764 entries to the case statement that marks unsigned arguments to
765 overloaded functions.
767 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
769 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
770 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
772 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
775 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
776 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
778 2017-03-10 Martin Liska <mliska@suse.cz>
782 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
783 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
786 2017-03-10 Olivier Hainque <hainque@adacore.com>
788 * tree-switch-conversion (array_value_type): Start by resetting
789 candidate type to it's main variant.
791 2017-03-10 Jakub Jelinek <jakub@redhat.com>
793 PR rtl-optimization/79909
794 * combine.c (try_combine): Use simplify_replace_rtx on individual
795 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
796 of the whole CALL_INSN_FUNCTION_USAGE.
798 PR tree-optimization/79972
799 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
800 get_range_info on SSA_NAMEs. Formatting fixes.
802 2017-03-10 Richard Biener <rguenther@suse.de>
803 Jakub Jelinek <jakub@redhat.com>
805 PR tree-optimization/77975
806 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
808 (get_val_for): For constant x return it. Formatting fix.
809 (loop_niter_by_eval): Avoid pointless looping if the next iteration
810 would use the same bases as the current one.
812 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
814 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
815 instead of vec_select for V1TImode.
816 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
818 (VSX_LE_128): Add V1TI to this mode iterator.
819 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
820 (*vsx_le_perm_store_<mode>): Likewise.
821 (pre-reload splitter for VSX stores): Likewise.
822 (post-reload splitter for VSX stores): Likewise.
823 (*vsx_xxpermdi2_le_<mode>): Likewise.
824 (*vsx_lxvd2x2_le_<mode>): Likewise.
825 (*vsx_stxvd2x2_le_<mode>): Likewise.
827 2017-03-09 Michael Eager <eager@eagercon.com>
829 Correct failures with --enable-checking=yes,rtl.
831 * config/microblaze/microblaze.c (microblaze_expand_shift):
832 Replace GET_CODE test with CONST_INT_P and INTVAL test with
834 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
835 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
837 2017-03-09 Richard Biener <rguenther@suse.de>
839 PR tree-optimization/79977
840 * graphite-scop-detection.c (scop_detection::merge_sese):
841 Handle the case of extra exits to blocks dominating the entry.
843 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
845 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
848 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
850 PR rtl-optimization/79949
851 * lra-constraints.c (process_alt_operands): Check memory when
852 trying to predict a cycle. Print about the overall increase.
854 2017-03-09 Richard Biener <rguenther@suse.de>
857 * gimple-expr.c (useless_type_conversion_p): Preserve
858 TYPE_SATURATING for fixed-point types.
860 2017-03-09 Richard Biener <rguenther@suse.de>
863 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
864 alignment of BLKmode params.
866 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
869 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
870 (VALL_NO_V2Q): Likewise.
872 * config/aarch64/aarch64-simd.md
873 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
875 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
876 VALL_NO_V2Q mode iterator.
877 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
879 2017-03-09 Martin Liska <mliska@suse.cz>
881 PR tree-optimization/79631
882 * tree-chkp-opt.c (chkp_is_constant_addr): Call
883 tree_int_cst_sign_bit just for INTEGER constants.
885 2017-03-09 Martin Liska <mliska@suse.cz>
889 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
892 2017-03-09 Marek Polacek <polacek@redhat.com>
895 * tree.c (inchash::add_expr): Handle TREE_VEC.
897 2017-03-09 Martin Liska <mliska@suse.cz>
900 (chkp_narrow_size_and_offset): New function.
901 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
902 (void chkp_parse_bit_field_ref): New function.
903 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
904 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
906 2017-03-09 Martin Liska <mliska@suse.cz>
909 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
910 (chkp_find_bounds_1): Remove gcc_unreachable.
912 2017-03-09 Jakub Jelinek <jakub@redhat.com>
915 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
916 BUILT_IN_SYNC*, determine the access type from the size suffix and
917 always build a MEM_REF with that type. Handle forgotten
918 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
921 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
922 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
923 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
924 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
925 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
926 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
927 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
928 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
929 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
930 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
931 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
932 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
933 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
934 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
935 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
936 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
937 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
938 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
939 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
940 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
941 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
942 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
943 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
944 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
945 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
946 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
947 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
948 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
949 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
950 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
951 definitions outside of __OPTIMIZE__ guarded section.
954 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
955 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
956 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
957 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
960 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
962 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
963 ("vfenez<mode>"): Add missing constraints.
965 2017-03-08 Martin Sebor <msebor@redhat.com>
968 * config/nds32/nds32.c (nds32_option_override):
970 2017-03-08 Jakub Jelinek <jakub@redhat.com>
973 * gimplify.c (gimplify_omp_for): Replace index var in outer
974 taskloop statement with an artificial variable and add
975 OMP_CLAUSE_PRIVATE clause for it.
977 2017-03-08 Richard Biener <rguenther@suse.de>
979 PR tree-optimization/79955
980 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
981 for accesses that are completely outside of the variable.
983 2017-03-08 Andrew Haley <aph@redhat.com>
985 PR tree-optimization/79943
986 * tree-ssa-loop-split.c (compute_new_first_bound): When
987 calculating the new upper bound, (END-BEG) should be added, not
990 2017-03-08 Jakub Jelinek <jakub@redhat.com>
992 * config/avr/avr.md (setmemhi): Make sure match_dup
993 operand number comes before match_scratch.
995 2017-03-08 Richard Biener <rguenther@suse.de>
997 PR tree-optimization/79920
998 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
999 with ncopies == 1 to ...
1000 (vect_transform_slp_perm_load): ... here. Properly compute
1001 all element loads by iterating VF times over the group. Do
1002 not handle ncopies (computed in a broken way) in
1003 vect_create_mask_and_perm.
1005 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1008 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
1009 is a uniform vector, use uniform_vector_p return value instead of
1010 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
1012 2017-03-07 Marek Polacek <polacek@redhat.com>
1015 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
1016 (alloca_call_type): Likewise.
1018 2017-03-07 Martin Liska <mliska@suse.cz>
1020 * gcov.c (process_args): Put comment to correct location.
1022 2017-03-07 Martin Liska <mliska@suse.cz>
1025 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
1026 Use array_at_struct_end_p instead of DECL_CHAIN (field).
1027 (chkp_narrow_bounds_for_field): Likewise.
1028 (chkp_parse_array_and_component_ref): Pass one more argument to
1031 2017-03-07 Richard Biener <rguenther@suse.de>
1033 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1036 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1038 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1039 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1041 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1044 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1045 to end of description.
1046 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1048 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1050 PR rtl-optimization/79901
1051 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1053 (*avx512f_<code><mode>3<mask_name>): ... this.
1054 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1055 iterator instead of VI8_AVX2_AVX512BW.
1057 PR rtl-optimization/79901
1058 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1059 min/max expander, expand it using expand_vec_cond_expr.
1062 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1065 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1068 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1069 to void * for PCH reasons.
1070 * dwarf2out.c (output_loc_operands, output_die): Cast
1071 v.val_vec.array to unsigned char *.
1073 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1076 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1079 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1081 PR rtl-optimization/79571
1082 * lra-constraints.c (process_alt_operands): Calculate static
1083 reject and subtract it from overall when only addresses will be
1086 2017-03-06 Julia Koval <julia.koval@intel.com>
1089 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1090 incoming stack boundary to 128 for 64-bit targets.
1092 2017-03-06 Richard Biener <rguenther@suse.de>
1094 PR tree-optimization/79894
1095 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1096 to NULL after folding it.
1098 2017-03-06 Richard Biener <rguenther@suse.de>
1100 PR tree-optimization/79824
1101 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1102 check disabling peeling for gaps.
1104 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1106 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1107 attributes): Document gettimeofday.
1109 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1111 * config/s390/s390.c (s390_option_override_internal): Set
1112 PARAM_MIN_VECT_LOOP_BOUND
1114 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1116 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1117 * config/s390/s390.md: Likewise.
1119 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1122 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1123 (<avx2_avx512>_perm<mode>): Rename to ...
1124 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1126 (<avx512>_perm<mode>_mask): Rename to ...
1127 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1129 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1130 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1131 instead of VI8F_256_512.
1132 (avx512f_perm<mode>): New define_expand.
1133 (avx512f_perm<mode>_mask): Likewise.
1134 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1135 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1137 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1139 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1140 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1142 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1144 2017-03-06 Martin Liska <mliska@suse.cz>
1147 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1148 when having a SSA NAME w/o VAR_DECL assigned to it.
1150 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1152 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1153 msa_dpsub_<su>_d): Fix MODE for vec_select.
1155 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1157 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1159 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1161 2017-03-06 Richard Biener <rguenther@suse.de>
1163 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1164 * plugin.c (register_plugin_info): Likewise.
1165 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1167 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1169 * config/i386/sse.md (sse_storehps, sse_storelps,
1170 avx_<castmode><avxsizesuffix>_<castmode>,
1171 avx512f_<castmode><avxsizesuffix>_<castmode>,
1172 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1173 in condition that at least one operand is not a MEM.
1175 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1178 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1179 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1181 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1182 gimple_call_nothrow_p flag based on whether original builtin can throw.
1183 If it can, emit following stmts on the fallthrough edge.
1184 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1185 don't create new bb if inserting just debug stmts on the edge, try to
1186 insert them on the fallthru bb or just reset debug stmts.
1188 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1191 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1192 restore recog_data (including the operand rtxes inside it) around
1193 the call to get_insn_template.
1195 2017-03-03 Martin Sebor <msebor@redhat.com>
1197 PR tree-optimization/79699
1198 * context.c (context::~context): Free MPFR caches to avoid
1199 a memory leak on program exit.
1201 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1203 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1204 Use wide_int::ulow () instead of .elt (0).
1206 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1209 (*pushxf): Limit oF constraint to 32bit targets and add oC
1210 constraint for 64bit targets.
1211 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1212 (*pushdf): Change rmF constraint to rmC.
1214 2017-03-03 Martin Liska <mliska@suse.cz>
1216 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1217 Remove unused variable.
1219 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1222 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1223 is a memory operand, increase num_memory.
1224 (ix86_expand_args_builtin): Likewise.
1226 2017-03-03 Jan Hubicka <jh@suse.cz>
1229 * ipa-devirt.c (maybe_record_node): Properly handle
1230 __cxa_pure_virtual visibility.
1232 2017-03-03 Martin Liska <mliska@suse.cz>
1234 PR tree-optimization/79803
1235 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1237 (pass_loop_prefetch::execute): Disabled optimization if an
1238 assumption about L1 cache size is not met.
1240 2017-03-03 Martin Liska <mliska@suse.cz>
1242 PR rtl-optimization/79574
1243 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1244 (hash_scan_set): Likewise.
1245 (dump_hash_table): Likewise.
1246 (hoist_code): Likewise.
1248 2017-03-03 Richard Biener <rguenther@suse.de>
1250 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1251 in place of uhigh ().
1252 (fixed_convert_from_real): Likewise.
1254 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1259 2017-03-03 Richard Biener <rguenther@suse.de>
1262 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1263 TYPE_OVERFLOW_UNDEFINED check.
1265 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1267 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1269 (vector_ae_<mode>_p): Likewise.
1270 (vector_nez_<mode>_p): Likewise.
1271 (vector_ne_v2di_p): Likewise.
1272 (vector_ae_v2di_p): Likewise.
1273 (vector_ne_<mode>_p): Likewise.
1274 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1276 (vsx_tsqrt<mode>2_fe): Likewise.
1278 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1283 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1285 PR rtl-optimization/79780
1286 * cprop.c (one_cprop_pass): When second and further conditional trap
1287 in a single basic block is turned into an unconditional trap, turn it
1288 into a deleted note to avoid RTL verification failures.
1290 2017-03-02 Richard Biener <rguenther@suse.de>
1292 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1294 2017-03-02 Richard Biener <rguenther@suse.de>
1296 PR tree-optimization/79345
1298 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1299 param and abort the walk, returning -1 if it is hit.
1300 (walk_aliased_vdefs): Take a limit param and pass it on.
1301 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1302 defaulting to 0 and return a signed int.
1303 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1304 (check_defs): New helper.
1305 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1306 about uninitialized memory.
1307 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1308 bogus uninitialized warning.
1309 (fixed_convert_from_real): Likewise.
1311 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1313 PR tree-optimization/66768
1314 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1315 iv_use if base object can't be determined.
1317 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1319 PR tree-optimization/79345
1320 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1321 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1322 (get_pattern_stats): Initialize it.
1323 * genemit.c (gen_expand): Verify match_scratch numbers come after
1324 match_operand/match_dup numbers.
1325 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1326 match_scratch numbers.
1327 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1329 * config/s390/s390.md (trunctdsd2): Likewise.
1331 2017-03-02 Richard Biener <rguenther@suse.de>
1333 * wide-int.h (wide_int_storage::operator=): Implement in terms
1336 2017-03-02 Richard Biener <rguenther@suse.de>
1338 PR tree-optimization/79777
1339 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1340 the to insert expression to sth existing.
1342 2017-03-01 Martin Sebor <msebor@redhat.com>
1345 * gimple-ssa-sprintf.c
1346 (directive::known_width_and_precision): New function.
1347 (format_integer): Use it.
1348 (get_mpfr_format_length): Consider the full range of precision
1349 when computing %g output with the # flag. Set the likely byte
1350 count to 3 rather than 1 when precision is indeterminate.
1351 (format_floating): Correct the lower bound of precision.
1353 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1355 * doc/invoke.texi: Document default code model for 64-bit Linux.
1357 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1360 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1361 udiv rather than div since input pattern is unsigned.
1363 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.c (print_reg): Warn for values of
1366 unsupported size in integer register.
1368 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1371 * config/rs6000/predicates.md (current_file_function_operand): Do
1372 not allow self calls to be local if the function is replaceable.
1374 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1377 * config/rs6000/altivec.h (vec_ctz and others): Change the
1378 preprocessor macro that controls conditional compilation from
1379 _ARCH_PWR9 to __POWER9_VECTOR__.
1380 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1381 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1382 control (instead of _ARCH_PWR9 control) so that template
1383 definition uses power9-specific function.
1384 (vec_any_eq): Likewise.
1385 (vec_all_ne): Change macro definition to use a power9-specific
1386 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1387 _ARCH_PWR9 control).
1388 (vec_any_eq) Likewise.
1389 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1390 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1391 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1392 support for xvcmpnedp instruction.
1393 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1394 macro expansion so that Power9 implementation of vec_all_ne does
1395 not use the AltiVec predicate framework.
1396 (VCMPNEH_P): Likewise.
1397 (VCMPNEW_P): Likewise.
1398 (VCMPNED_P): Likewise.
1399 (VCMPNEFP_P): Likewise.
1400 (VCMPNEDP_P): Likewise.
1401 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1402 implementation of vec_any_eq to not use AltiVec predicate
1404 (VCMPAEH_P): Likewise.
1405 (VCMPAEW_P): Likewise.
1406 (VCMPAED_P): Likewise.
1407 (VCMPAEFP_P): Likewise.
1408 (VCMPAEDP_P): Likewise.
1409 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1410 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1411 not use the AltiVec predicate framework.
1412 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1413 of vec_any_eq to not use AltiVec predicate framework.
1414 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1415 support for predefined __POWER9_VECTOR__ macro to indicate that
1416 Power9 instruction selection is enabled.
1417 (altivec_overloaded_builtins): Remove extraneous
1418 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1419 function argument types RS6000_BTI_bool_V16QI and
1420 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1421 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1422 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1423 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1424 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1425 Power9 for implementations of vec_cmpne. Change the signature for
1426 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1427 (representing vec_all_ne) to remove the previously described first
1428 argument of type RS6000_BTI_INTSI, as this was an artifact of
1429 reliance on the AltiVec predicate framework, which is no longer
1430 used in the implementation of these functions. Add
1431 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1432 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1433 since, unlike the AltiVec predicate framework implementation, we
1434 do not share function descriptors between vec_alle and vec_anyeq.
1435 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1436 set of modes that receive special treatment even when
1437 TARGET_P9_VECTOR is true. The special treatment emits code that
1438 does not depend on Power9 instructions.
1439 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1440 define_expand to not rely on AltiVec predicate framework.
1441 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1443 (vector_ne_v2di_p): Change this define_expand to not rely on
1444 AltiVec predicate framework.
1445 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1447 (vector_ne_<mode>_p): Change this define_expand to not rely on
1448 AltiVec predicate framework.
1449 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1451 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1452 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1453 define_insn pattern.
1454 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1455 define_insn pattern because the xvcmpne<VSs>. instruction is not
1457 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1458 instruction is not supported.
1460 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1462 * config/nvptx/nvptx.c: Include intl.h.
1464 2017-03-01 Martin Jambor <mjambor@suse.cz>
1467 * ipa-prop.h (ipa_bits): Removed field known.
1468 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1469 to pointers. Adjusted their comments to warn about their sharing.
1470 (ipcp_transformation_summary): Change bits to a vector of pointers.
1471 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1472 (ipa_get_ipa_bits_for_value): Declare.
1473 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1474 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1475 (ipa_bits_hash_table): Likewise.
1476 (ipa_vr_ggc_hash_traits): Likewise.
1477 (ipa_vr_hash_table): Likewise.
1478 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1479 being pointers and vr_known being removed.
1480 (ipa_set_jf_unknown): Likewise.
1481 (ipa_get_ipa_bits_for_value): New function.
1482 (ipa_set_jfunc_bits): Likewise.
1483 (ipa_get_value_range): New overloaded functions.
1484 (ipa_set_jfunc_vr): Likewise.
1485 (ipa_compute_jump_functions_for_edge): Use the above functions to
1486 construct bits and vr parts of jump functions.
1487 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1488 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1490 (ipcp_grow_transformations_if_necessary): Also allocate
1491 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1493 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1494 them. Fix too long lines.
1495 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1496 vr_known being removed.
1497 (ipa_read_jump_function): Use new setter functions to construct bits
1498 and vr parts of jump functions or set them to NULL.
1499 (write_ipcp_transformation_info): Adjust for bits being pointers.
1500 (read_ipcp_transformation_info): Likewise.
1501 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1503 Include gt-ipa-prop.h.
1504 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1506 (ipcp_store_bits_results): Likewise.
1507 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1508 Do not write to existing jump functions but use a temporary instead.
1510 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1513 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1514 attempt to use its first operand as BIT_FIELD_REF base.
1516 2017-03-01 Richard Biener <rguenther@suse.de>
1519 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1520 interpolating formula in wrapping arithmetic.
1521 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1523 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1525 PR tree-optimization/79734
1526 * tree-vect-generic.c (expand_vector_condition): Optimize
1527 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1528 Handle VEC_COND_EXPR where comparison has different inner width from
1531 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1533 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1534 markup, and similar issues. Remove @opindex entries for things
1535 that aren't options. Add missing -mmpy-option entries.
1537 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1539 PR tree-optimization/79737
1540 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1541 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1542 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1543 instead of byte_size. Formatting fix.
1544 (shift_bytes_in_array_right): Formatting fix.
1546 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1549 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1550 condition on optimize for the leaf function test.
1552 2017-02-28 Martin Liska <mliska@suse.cz>
1555 * read-rtl-function.c (function_reader::handle_unknown_directive):
1556 Bail out when one uses -flto.
1558 2017-02-28 Martin Liska <mliska@suse.cz>
1560 * common.opt: Replace space with tabular for options of <number>
1562 * config/i386/i386.opt: Show <number> value for
1563 -mlarge-data-threshold.
1564 * opts.c (print_filtered_help): Do not display number in hexadecimal
1567 2017-02-28 Martin Liska <mliska@suse.cz>
1569 * common.opt: Fix --help=option -Q for options which are of
1572 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.c (print_reg): Error out for values
1575 of 8-bit size in invalid integer register.
1577 2017-02-28 Martin Sebor <msebor@redhat.com>
1579 PR tree-optimization/79691
1580 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1582 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1585 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1586 gcc_unreachable with output_operand_lossage.
1588 2017-02-28 Richard Biener <rguenther@suse.de>
1590 PR tree-optimization/79740
1591 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1593 (visit_nary_op): Insert the nary into the hashtable if we
1594 pattern-matched sth.
1595 * tree-ssa-pre.c (eliminate_insert): Robustify.
1597 2017-02-28 Richard Biener <rguenther@suse.de>
1600 * fold-const.c (decode_field_reference): Reject out-of-bound
1603 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1605 * config/i386/i386.c: Include intl.h.
1606 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1607 instead of just cond ? "..." : "...".
1608 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1609 * coverage.c (read_counts_file): Likewise.
1610 * omp-offload.c: Include intl.h.
1611 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1612 of just cond ? "..." : "...".
1613 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1614 of just cond ? "..." : "...".
1616 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1619 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1621 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1622 'tune for' CPU name.
1623 * config/arm/arm-cpu-data.h: Regenerated.
1625 2017-02-28 Richard Biener <rguenther@suse.de>
1627 PR tree-optimization/79732
1628 * tree-inline.c (expand_call_inline): Do not shadow var.
1630 2017-02-28 Richard Biener <rguenther@suse.de>
1632 PR tree-optimization/79723
1633 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1634 address-space properly.
1636 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1638 * doc/optinfo.texi (Optimization groups): Fix option used for
1640 * doc/invoke.texi (-fopt-info): Document "omp".
1641 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1642 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1643 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1644 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1645 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1647 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1649 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1650 OPTGROUP_OMP with "omp".
1652 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1655 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1656 for arithmetic shift of unsigned V2DI.
1658 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1660 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1661 arc/linux.h headers.
1662 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1663 (LINK_SPEC): Likewise.
1664 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1665 (EXTRA_SPECS): Likewise.
1666 (STARTFILE_SPEC): Likewise.
1667 (ENDFILE_SPEC): Likewise.
1668 (LIB_SPEC): Likewise.
1669 (TARGET_SDATA_DEFAULT): Likewise.
1670 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1671 (MULTILIB_DEFAULTS): Likewise.
1672 (DWARF2_UNWIND_INFO): Likewise.
1673 * config/arc/big.h: New file.
1674 * config/arc/elf.h: Likewise.
1675 * config/arc/linux.h: Likewise.
1676 * config/arc/t-uClibc: Remove.
1678 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1680 PR tree-optimization/77536
1681 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1682 (tree_transform_and_unroll_loop): Use above function to compute the
1683 estimated niter of unrolled loop and use it when scaling profile.
1684 Also use count info rather than frequency if it's non-zero.
1685 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1686 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1687 (vect_transform_loop): Call above function.
1689 2017-02-27 Richard Biener <rguenther@suse.de>
1691 PR tree-optimization/45397
1692 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1693 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1694 (visit_nary_op): Add pattern matching for CSEing sign-changed
1695 or truncated operations with wider ones.
1697 2017-02-27 Richard Biener <rguenther@suse.de>
1699 PR tree-optimization/79690
1700 * tree-vect-stmts.c (vectorizable_store): Use vector type
1701 built from the DR with address-space.
1703 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1705 * doc/invoke.texi (Optimize Options): Refine the description
1706 of asan-use-after-return.
1708 2017-02-25 Alan Modra <amodra@gmail.com>
1710 PR rtl-optimization/79584
1711 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1712 base, not ad->base_term, the reg within base. Remove assertion
1713 that ad->base == ad->base_term. Replace gen_int_mode using
1714 bogus mode with const0_rtx.
1716 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1719 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1720 FMA_EXPR like tcc_binary or tcc_unary.
1722 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1725 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1727 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1728 (output_loc_operands): Handle DW_OP_call_ref and
1729 DW_OP_GNU_variable_value.
1730 (struct variable_value_struct): New type.
1731 (struct variable_value_hasher): Likewise.
1732 (variable_value_hash): New variable.
1733 (string_types): Remove.
1734 (copy_loc_descr): New function.
1735 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1736 (prepend_loc_descr_to_each): New function.
1737 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1738 instead of add_loc_descr_to_each if the first argument is single
1739 location list and the second has multiple.
1740 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1741 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1742 when looking for variable value which doesn't have other location info.
1743 (loc_list_from_tree): Formatting fix.
1744 (gen_array_type_die): Simplify DW_AT_string_length handling.
1745 (adjust_string_types): Remove.
1746 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1747 string_types. Call resolve_variable_values.
1748 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1749 (resolve_addr_in_expr): Likewise. Add A argument.
1750 (copy_deref_exprloc): Remove deref argument. Adjust for the
1751 original expression being DW_OP_GNU_variable_value with optionally
1752 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1753 optionally after it.
1754 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1755 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1756 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1757 (variable_value_hasher::hash, variable_value_hasher::equal): New
1759 (resolve_variable_value_in_expr, resolve_variable_value,
1760 resolve_variable_values, note_variable_value_in_expr,
1761 note_variable_value): New functions.
1762 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1765 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1768 * opts.h (handle_generated_option): Add GENERATED_P argument.
1769 * opts-common.c (handle_option): Adjust function comment.
1770 (handle_generated_option): Add GENERATED_P argument, pass it to
1772 (control_warning_option): Pass false to handle_generated_option
1774 * opts.c (maybe_default_option): Pass true to handle_generated_option
1776 * optc-gen.awk: Likewise.
1778 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1780 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1781 a REG, look at the REG it is a SUBREG of.
1782 (splitter for cmpeqsi_t): Ditto.
1784 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1786 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1787 the special USEs with the pattern of the insn, not the insn itself.
1789 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1792 * doc/invoke.texi: Document -mload-store-pairs.
1794 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1795 Sandra Loosemore <sandra@codesourcery.com>
1797 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1798 argument isn't a CONST_INT.
1799 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1800 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1801 (nios2_validate_compare): Bypass alternate compare logic if *op2
1803 (ldstwm_operation_p): Return false if first_base is not a REG or
1804 if first_offset is not a CONST_INT.
1806 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1808 * config/cris/cris.md: Use correct operand in a define_peephole2.
1810 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1812 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1814 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1816 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1817 this_insn if it is an INSN or JUMP_INSN.
1818 (force_offsettable): Look at base, not at addr.
1819 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1820 on things that aren't necessarily CONST_INTs.
1822 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1824 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1825 -mfpmath=sse is the default also for x86-32 targets with SSE2
1826 instruction set when @option{-ffast-math} is enabled
1828 2017-02-24 Jeff Law <law@redhat.com>
1830 PR rtl-optimizatoin/79286
1831 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1834 2017-02-24 Richard Biener <rguenther@suse.de>
1836 PR tree-optimization/79389
1837 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1840 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1842 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1843 function comment to reflect reality.
1844 (loop_exits_before_overflow): Fix typo in function description.
1846 2017-02-24 Richard Biener <rguenther@suse.de>
1848 PR tree-optimization/79389
1849 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1850 properly that a threading opportunity exists. Detect conditional
1851 copy/constant propagation opportunities.
1853 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1855 * config/visium/visium.md (type): Add trap.
1856 (b): New mode attribute.
1857 (*btst): Rename into...
1858 (*btst<mode>): ...this and adjust.
1859 (*cbranchsi4_btst_insn): Rename into...
1860 (*cbranch<mode>4_btst_insn): ...this and adjust.
1861 (trap): New define_insn.
1863 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1865 PR tree-optimization/79389
1866 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1867 (noce_reversed_cond_code): New function.
1868 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1869 reversed_comparison_code. Formatting fix.
1870 (noce_try_store_flag): Test rev_cond != NULL in addition to
1871 reversed_comparison_code.
1872 (noce_try_store_flag_constants): Likewise.
1873 (noce_try_store_flag_mask): Likewise.
1874 (noce_try_addcc): Use rev_cond if non-NULL instead of
1875 reversed_comparison_code.
1876 (noce_try_cmove_arith): Likewise. Formatting fixes.
1877 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1878 (noce_find_if_block): Initialize rev_cond.
1879 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1880 instead of false as last argument never attempt to reverse it
1883 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1885 PR tree-optimization/79663
1886 * tree-predcom.c (combine_chains): Process refs in reverse order
1887 only for ZERO length chains, and add explaining comment.
1889 2017-02-23 Jeff Law <law@redhat.com>
1891 PR tree-optimization/79578
1892 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1893 in call to operand_equal_p.
1895 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1898 * config/i386/cpuid.h: Fix another undefined behavior.
1900 2017-02-23 Richard Biener <rguenther@suse.de>
1902 PR tree-optimization/79683
1903 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1904 vector types for data-refs.
1906 2017-02-23 Martin Liska <mliska@suse.cz>
1908 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1910 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1913 * internal-fn.c (get_range_pos_neg): Moved to ...
1914 * tree.c (get_range_pos_neg): ... here. No longer static.
1915 * tree.h (get_range_pos_neg): New prototype.
1916 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1917 are known to be in between 0 and signed maximum inclusive, try to
1918 expand both unsigned and signed divmod and use the cheaper one from
1921 2017-02-22 Jeff Law <law@redhat.com>
1923 PR tree-optimization/79578
1924 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1925 to compare base operands.
1927 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1930 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1931 gpc_reg_operand instead of fpr_reg_operand.
1933 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1935 * config/mips/mips.c (mips_return_in_memory): Force FP
1936 vector types to be returned in memory for o32 ABI.
1938 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1941 instead of DW_TAG_member for static data member declarations and don't
1942 set no_linkage_name for static inline data members.
1943 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1946 2017-02-22 Martin Liska <mliska@suse.cz>
1948 * doc/invoke.texi: Replace inequality signs with square brackets
1951 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1953 PR tree-optimization/68644
1954 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1956 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1959 * lra-constraints.c (simplify_operand_subreg): Handle
1960 WORD_REGISTER_OPERATIONS targets.
1962 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1965 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1966 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1967 elimination by swapping fld*.
1969 2017-02-22 Richard Biener <rguenther@suse.de>
1971 PR tree-optimization/79673
1972 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1973 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1974 irrelevant address-space qualifiers and avoiding a
1975 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1977 2017-02-22 Richard Biener <rguenther@suse.de>
1979 PR tree-optimization/79666
1980 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1981 to not symbolically negate if that may introduce undefined
1984 2017-02-22 Martin Liska <mliska@suse.cz>
1987 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1988 * data-streamer-out.c (streamer_write_gcov_count_stream):
1990 * value-prof.c (stream_out_histogram_value): Make assert more
1991 precise based on type of counter.
1993 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1997 Use nonimmediate_operand instead of memory_operand for operand 1.
1998 (float-extend standard_x87sse_constant_load splitter): Ditto.
2000 2017-02-21 Jeff Law <law@redhat.com>
2002 PR tree-optimization/79621
2003 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
2004 blocks with edges to themselves.
2006 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2009 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
2010 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
2011 Use gimple_call_builtin_p.
2014 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
2015 on temporarily removed DEBUG_INSNs.
2017 PR tree-optimization/79649
2018 * tree-loop-distribution.c (classify_partition): Give up on
2019 non-generic address space loads/stores.
2021 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
2023 * doc/loop.texi (Loop manipulation): Remove nonexistent
2024 tree_ssa_loop_version from the documentation.
2025 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
2027 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2030 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2031 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2032 * config/rs6000/rs6000.c: Include except.h.
2033 (rs6000_expand_split_stack_prologue): Call
2034 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2036 2017-02-21 Martin Jambor <mjambor@suse.cz>
2039 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2042 2017-02-21 Martin Jambor <mjambor@suse.cz>
2044 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2045 for backward compatibility only.
2046 * doc/invoke.texi (Option Summary): Remove all references to
2049 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2053 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2055 * lra-constraints.c (curr_insn_transform): Handle
2056 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2058 2017-02-21 Martin Liska <mliska@suse.cz>
2060 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2062 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2064 PR translation/79638
2065 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2067 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2070 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2071 (arm_function_ok_for_sibcall): Return false for an indirect call by
2072 descriptor if all the argument registers are used.
2073 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2074 alignment of the function.
2076 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2078 PR tree-optimization/61441
2079 * simplify-rtx.c (simplify_const_unary_operation): For
2080 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2081 the sNaN unmodified.
2083 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2085 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2086 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2087 instead of SYSTEM_HEADER_DIR.
2089 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2090 Martin Liška <mliska@suse.cz>
2092 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2093 Fix typos and grammar, use active voice, and clarify.
2095 2017-02-20 Marek Polacek <polacek@redhat.com>
2098 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2101 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2103 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2106 * config/i386/i386.c (ix86_expand_builtin): Handle
2107 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2108 ix86_builtins_isa[fcode].isa as a requirement of those
2109 flags and any other flag in the bitmask.
2110 (ix86_init_mmx_sse_builtins): Use 0 instead of
2111 ~OPTION_MASK_ISA_64BIT as mask.
2112 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2113 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2114 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2115 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2117 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2120 * lra-constraints.c (split_reg): Check requested split mode
2121 is supported by the register.
2123 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2125 * lra-constraints.c (simplify_operand_subreg): Remove early
2128 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2131 * lra-constraints.c (curr_insn_transform): Tighten condition
2132 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2134 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2137 * lra-constraints.c (curr_insn_transform): Handle
2138 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2140 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2143 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2147 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2150 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2153 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2155 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2158 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2160 * final.c (last_columnnum, override_columnnum): New variables.
2161 (final_start_function): Set last_columnnum, pass it to begin_prologue
2162 hook and pass 0 to dwarf2out_begin_prologue.
2163 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2164 to source_line debug hook.
2165 (notice_source_line): Compute last_columnnum and for debug_column_info
2166 return true on column changes.
2167 * debug.h (struct gcc_debug_hooks): Add column argument to
2168 source_line and begin_prologue hooks.
2169 (debug_nothing_int_charstar_int_bool): Remove prototype.
2170 (debug_nothing_int_int_charstar,
2171 debug_nothing_int_int_charstar_int_bool): New prototypes.
2172 (dwarf2out_begin_prologue): Add column argument.
2173 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2174 begin_prologue hooks.
2175 (debug_nothing_int_charstar_int_bool): Remove.
2176 (debug_nothing_int_int_charstar,
2177 debug_nothing_int_int_charstar_int_bool): New functions.
2178 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2179 through to dwarf2out_source_line.
2180 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2181 (dwarf2out_source_line): Add column argument, emit it if requested.
2182 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2184 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2185 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2186 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2187 through to dwarf2out_begin_prologue.
2188 (vmsdbgout_source_line): Add column argument, pass it through to
2189 dwarf2out_source_line.
2190 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2191 dbxout_source_line caller.
2192 (dbxout_source_line): Add column argument.
2194 * common.opt (gno-column-info, gcolumn-info): New options.
2195 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2196 (check_die): Also test for multiple DW_AT_decl_column attributes.
2197 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2198 DW_AT_decl_column if requested.
2199 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2201 (gen_variable_die): Likewise.
2202 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2203 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2206 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2207 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2208 (ix86_handle_option): Handle OPT_m3dnowa.
2209 * doc/invoke.texi (-m3dnowa): Document.
2210 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2211 -m3dnowa instead of -m3dnow -march=athlon.
2214 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2215 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2217 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2220 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2221 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2222 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2223 generator for vsx_xxpermdi_<mode>_be.
2224 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2225 force big-endian semantics.
2226 (vsx_xxpermdi_<mode>_be): New define_expand with same
2227 implementation as previous version of vsx_xxpermdi_<mode>.
2229 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2231 PR tree-optimization/79327
2232 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2233 variable, its initialization and use.
2235 2017-02-17 Julia Koval <julia.koval@intel.com>
2237 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2238 (OPTION_MASK_ISA_PKU_UNSET): New.
2239 (ix86_handle_option): Handle -mrdpid.
2240 * config/i386/cpuid.h (bit_RDPID): New.
2241 * config/i386/driver-i386.c (host_detect_local_cpu):
2242 Detect RDPID feature.
2243 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2244 * config/i386/i386-c.c (ix86_target_macros_internal):
2246 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2247 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2248 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2249 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2250 * config/i386/i386.md (define_insn "rdpid"): New.
2251 * config/i386/i386.opt Add -mrdpid.
2252 * config/i386/immintrin.h (_rdpid_u32): New.
2254 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2256 PR rtl-optimization/79541
2257 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2258 instead of transforming it into USE.
2260 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2262 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2263 If HONOR_SNANS (SFmode) force the input to a register.
2264 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2265 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2266 an frsp or similar insn.
2268 2017-02-17 Martin Liska <mliska@suse.cz>
2270 PR rtl-optimization/79577
2271 * params.def (selsched-max-sched-times): Increase minimum to 1.
2273 2017-02-17 Martin Liska <mliska@suse.cz>
2275 PR rtl-optimization/79574
2276 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2278 2017-02-17 Martin Liska <mliska@suse.cz>
2280 PR tree-optimization/79529
2281 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2282 ssa_defined_default_def_p to handle cases which are implicitly
2284 * tree-ssa.c (ssa_defined_default_def_p): New function.
2285 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2286 which are implicitly defined.
2287 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2289 2017-02-17 Richard Biener <rguenther@suse.de>
2292 * params.def (max-ssa-name-query-depth): Limit to 10.
2294 2017-02-17 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/79552
2297 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2300 2017-02-17 Richard Biener <rguenther@suse.de>
2303 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2305 2017-02-17 Marek Polacek <polacek@redhat.com>
2308 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2309 (fold_negate_expr): New wrapper.
2311 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2313 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2314 Correct terminology and de-emphasize pre-standard behavior.
2316 2017-02-16 Alan Modra <amodra@gmail.com>
2318 PR rtl-optimization/79286
2319 * ira.c (def_dominates_uses): New function.
2320 (update_equiv_regs): Don't create an equivalence for insns that
2321 may trap where the register def does not dominate the use.
2323 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2325 PR rtl-optimization/78127
2326 * lra.c (lra): Call lra_eliminate before finish the loop after
2329 2017-02-16 Richard Biener <rguenther@suse.de>
2331 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2333 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2334 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2335 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2336 (isl_val_int_from_wi): New function.
2337 (extract_affine_gmp): Rename to ...
2338 (extract_affine_wi): ... this, take a widest_int.
2339 (extract_affine_int): Just wrap extract_affine_wi.
2340 (add_param_constraints): Use isl_val_int_from_wi.
2341 (add_loop_constraints): Likewise, and extract_affine_wi.
2343 2017-02-15 Jeff Law <law@redhat.com>
2346 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2347 ira_init_register_move_cost_if_necessary.
2349 2017-02-15 Martin Sebor <msebor@redhat.com>
2352 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2353 removed in a prior commit.
2355 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2357 PR tree-optimization/79347
2358 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2359 counters during peeling.
2361 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2363 * Makefile.in (site.exp): Remove "set ISLVER".
2365 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2368 * real.c (real_from_integer): Call real_convert even for decimal.
2370 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2373 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2375 2017-02-14 Andrew Pinski <apinski@cavium.com>
2377 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2378 cores and change the partno/implementer to be correct.
2379 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2380 the 'B" as the implementer.
2381 * config/aarch64/aarch64-tune.md: Regenerate.
2383 2017-02-14 Carl Love <cel@us.ibm.com>
2385 * config/rs6000/rs6000.c: Add case statement entry to make the
2386 xvcvuxdsp built-in argument unsigned.
2387 * config/rs6000/vsx.md: Fix the source and return operand types so they
2388 match the instruction definitions from the ISA document. Fix typo
2389 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2392 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2395 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2396 member early_clobber_alts.
2397 * lra-lives.c (reg_early_clobber_p): New.
2398 (process_bb_lives): Use it.
2399 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2400 (debug_operand_data): Initialize early_clobber_alts.
2401 (setup_operand_alternative): Set up early_clobber_alts.
2402 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2403 alternatives to new_insn_reg.
2404 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2406 (lra_update_insn_regno_info): Pass the new arg.
2408 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2411 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2412 (new_oacc_loop_raw): Don't clear already cleared fields.
2415 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2416 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2417 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2419 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2424 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2428 the extra instruction to the right place to store 128-bit constant
2431 2017-02-14 Martin Sebor <msebor@redhat.com>
2434 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2435 warning for strings of unknown length.
2437 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2439 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2441 2017-02-14 Jeff Law <law@redhat.com>
2444 * ira-costs.c (scan_one_insn): Initialize register move costs
2445 for pseudos seen in USE/CLOBBER insns.
2447 PR tree-optimization/79095
2448 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2449 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2450 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2451 if the operands are known to be not equal, then the resulting range
2453 (intersect_ranges): If the new range is ~[0,0] and the old range is
2454 wide, then prefer ~[0,0].
2455 * tree-vrp.c (overflow_comparison_p_1): New function.
2456 (overflow_comparison_p): New function.
2457 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2458 if NAME is used in an overflow test.
2459 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2460 overflow check that can be expressed as an equality test, then adjust
2461 ops to be that equality test.
2463 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2465 * config/s390/s390-builtin-types.def: Remove flags argument.
2466 * config/s390/s390.c (s390_init_builtins): Likewise.
2468 2017-02-14 Martin Liska <mliska@suse.cz>
2470 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2471 vector. Fix trailing white spaces.
2473 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2475 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2478 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2480 PR rtl-optimization/68664
2481 * config/arm/arm.c (arm_sched_can_speculate_insn):
2482 New function. Declare prototype.
2483 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2485 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2487 PR rtl-optimization/68664
2488 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2490 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2492 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2494 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2495 max skip bytes for function, loop and jump.
2497 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2499 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2500 ABS_EXPR for gimple dump.
2502 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2505 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2507 PR tree-optimization/79408
2508 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2509 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2510 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2511 also if rhs1 is INTEGER_CST.
2513 2017-02-14 Richard Biener <rguenther@suse.de>
2516 * tree-into-ssa.c (insert_phi_nodes): When the function can
2517 have abnormal edges rewrite SSA names with broken use-def
2518 dominance out of SSA and register them for PHI insertion.
2520 2017-02-13 Martin Sebor <msebor@redhat.com>
2523 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2524 clearing info.nowrite flag when snprintf size argument is a range.
2526 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2528 * cprop.c (cprop_jump): Add missing space in string literal.
2529 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2530 (get_constraint_for_component_ref): Likewise.
2531 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2532 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2533 * lra-constraints.c (process_alt_operands): Likewise.
2534 * ipa-inline.c (inline_small_functions): Likewise.
2535 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2536 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2537 * trans-mem.c (diagnose_tm_1_op): Likewise.
2538 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2539 (grid_parallel_clauses_gridifiable): Likewise.
2541 * config/nvptx/mkoffload.c (process): Add space in between
2544 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2545 "MOD4_SSE_REGS" and "ALL_REGS".
2547 * spellcheck.c (test_data): Add , in between "foo" and "food".
2549 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2552 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2553 boundary crossing check and subsequent code generation agree.
2555 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2557 * config/aarch64/aarch64.c (has_memory_op): Delete.
2558 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2561 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2563 PR rtl-optimization/79388
2564 PR rtl-optimization/79450
2565 * combine.c (distribute_notes): When removing TEM_INSN for which
2566 corresponding dest has last value recorded, invalidate that last
2569 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2571 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2572 of explicit '@'. Add missing assembly comment marker on branch costs
2575 2017-02-13 Nathan Sidwell <nathan@acm.org>
2577 * gengtype-lex.l (<in_struct>): Add '/'.
2579 2017-02-13 Martin Liska <mliska@suse.cz>
2582 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2584 2017-02-13 Richard Biener <rguenther@suse.de>
2586 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2588 * configure: Re-generate.
2589 * config.in: Likewise.
2590 * graphite-dependences.c: Simplify as if
2591 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2592 * graphite-isl-ast-to-gimple.c: Likewise.
2593 * graphite-optimize-isl.c: Likewise.
2594 * graphite-poly.c: Likewise.
2595 * graphite-sese-to-poly.c: Likewise.
2596 * graphite.h: Likewise.
2597 * toplev.c: Include isl/version.h and use isl_version () for
2598 printing the ISL version.
2599 * doc/install.texi: Update ISL requirement.
2601 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2603 * doc/standards.texi (Standards): Update reference to
2606 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2608 * doc/extend.texi (Named Address Spaces): sourceware.org now
2610 * doc/install.texi (Binaries): Ditto.
2613 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2615 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2616 standard terminology "stringize"/"stringizing" throughout.
2617 * doc/cppinternals.texi: Likewise.
2619 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2621 * doc/extend.texi: Fix some spelling mistakes and typos.
2622 * doc/invoke.texi: Likewise.
2624 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2627 * params.def (inline-min-speedup) Change from 10 to 8.
2629 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2631 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2634 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2637 * ipa-inline-analysis.c (get_minimal_bb): New function.
2638 (record_modified): Use it.
2639 (remap_edge_change_prob): Handle also ancestor functions.
2641 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2643 * doc/contrib.texi (Contributors): Remove broken link into
2644 the Mauve CVS repository.
2646 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2649 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2650 result computation whenever lhs doesn't have vector mode, not
2651 just when it has BLKmode.
2653 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2655 * doc/makefile.texi (profiledbootstrap): Refer to the
2656 installation instructions only in textual form.
2658 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2661 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2663 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2665 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2666 (Specific): Update mingw-w64 reference.
2668 (Specific): Remove broken link to Renesas RX processor.
2670 2017-02-10 Richard Biener <rguenther@suse.de>
2672 * toplev.c (process_options): Do not mention obsolete graphite
2673 options when printing sorry message about missing graphite support.
2674 Mention -floop-nest-optimize.
2676 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2678 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2679 (vtst_p16): Likewise.
2680 (vtstq_p8): Likewise.
2681 (vtstq_p16): Likewise.
2683 (vtstq_p64): Likewise.
2684 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2685 (vset_lane_p64): New.
2686 (vsetq_lane_p64): New.
2688 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2690 PR tree-optimization/79411
2691 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2692 stmt operands are SSA_NAMEs used in abnormal phis.
2693 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2696 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2699 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2702 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2704 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2706 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2708 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2712 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2713 not arbitrary TREE_CONSTANT.
2716 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2717 "omp declare target link" attribute unless is_global_var.
2718 * omp-offload.c (find_link_var_op): Likewise.
2720 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2721 Chung-Lin Tang <cltang@codesourcery.com>
2723 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2725 (gimplify_adjust_omp_clauses): Don't delete TILE.
2726 (gimplify_omp_for): Deal with TILE.
2727 * internal-fn.c (expand_GOACC_TILE): New function.
2728 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2730 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2731 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2733 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2734 avoid DIV for outermost collapse var.
2735 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2736 Remove out of date comments, fix whitespace.
2737 * omp-general.c (omp_extract_for_data): Deal with tiling.
2738 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2739 adjust OLF_DIM_BASE value.
2740 (struct omp_for_data): Add tiling field.
2741 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2742 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2743 for auto loops. Remove default auto determining, moved to
2744 oacc_loop_fixed_partitions.
2745 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2746 stmts, add e_mask field.
2747 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2748 (oacc_thread_numbers): Use oacc_dim_call.
2749 (oacc_xform_tile): New.
2750 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2751 (finish_oacc_loop): Adjust for ifns vector.
2752 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2753 add case for GOACC_TILE fns.
2754 (oacc_loop_xform_loop): Delete.
2755 (oacc_loop_process): Iterate over call list directly, and add
2756 handling for GOACC_TILE fns.
2757 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2759 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2760 vector partitioning to outer loops. Assign 2 partitions to loops
2761 when available. Add TILE handling.
2762 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2763 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2764 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2765 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2766 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2768 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2770 * configure.ac (ACX_BUGURL): Update.
2771 * configure: Regenerate.
2773 2017-02-09 Richard Biener <rguenther@suse.de>
2775 PR tree-optimization/69823
2776 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2777 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2779 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2781 * config/arc/arc-c.def: Add __NPS400__ definition.
2782 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2783 (TARGET_NPS400): Define.
2785 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2787 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2789 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2791 (arc_cpu_types): Fill the arch_info field with a pointer into the
2792 arc_arch_types table.
2793 (arc_selected_cpu): Declare.
2794 * config/arc/arc.c (arc_selected_cpu): Make global.
2795 (arc_selected_arch): Delete.
2796 (arc_base_cpu): Delete.
2797 (arc_override_options): Remove references to deleted variables,
2798 update access to arch information.
2799 (ARC_OPT): Update access to arch information.
2800 (ARC_OPTX): Likewise.
2801 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2802 (TARGET_ARC600): Update access to arch information.
2803 (TARGET_ARC601): Likewise.
2804 (TARGET_ARC700): Likewise.
2805 (TARGET_EM): Likewise.
2806 (TARGET_HS): Likewise.
2807 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2810 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2813 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2814 condition/operands for integer GE/LE/GEU/LEU operations.
2816 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2818 PR translation/79397
2819 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2822 2017-02-08 Martin Jambor <mjambor@suse.cz>
2825 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2826 whether allocation happened.
2827 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2828 nothing was allocated.
2830 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2832 PR tree-optimization/79408
2833 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2834 constant, but SSA_NAME with a known integer range, use the minimum
2835 of that range instead of op1 to determine if modulo can be replaced
2836 with its first operand.
2838 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2840 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2842 2017-02-08 Richard Biener <rguenther@suse.de>
2844 PR tree-optimization/71824
2845 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2846 Check all loops contained in the merged region.
2848 2017-02-07 Andrew Pinski <apinski@cavium.com>
2850 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2852 2017-02-07 Andrew Pinski <apinski@cavium.com>
2854 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2855 (thunderxt88): Likewise.
2856 (thunderxt81): Disable LSE and change v8.1 to v8.
2857 (thunderxt83): Likewise.
2859 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2860 Richard Biener <rguenther@suse.de>
2863 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2864 type from int to size_t.
2865 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2867 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2869 PR rtl-optimization/79386
2870 * cprop.c (bypass_conditional_jumps): Initialize
2871 bypass_last_basic_block already before splitting bbs after
2872 unconditional traps...
2873 (bypass_conditional_jumps): ... rather than here.
2876 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2877 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2878 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2879 fix -masm=intel patterns.
2881 2017-02-07 Richard Biener <rguenther@suse.de>
2883 PR tree-optimization/79256
2885 * builtins.c (get_object_alignment_2): Use min_align_of_type
2886 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2887 and ADJUST_FIELD_ALIGN.
2889 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2891 * doc/tm.texi: Regenerate.
2892 * stor-layout.c (layout_decl): Adjust.
2893 (update_alignment_for_field): Likewise.
2894 (place_field): Likewise.
2895 (min_align_of_type): Likewise.
2896 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2897 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2898 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2899 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2900 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2901 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2902 * config/i386/i386.c (x86_field_alignment): Likewise.
2903 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2904 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2905 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2906 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2907 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2908 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2912 2017-01-30 Richard Biener <rguenther@suse.de>
2914 PR tree-optimization/79256
2915 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2916 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2919 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2921 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2922 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2923 builtins to SImode and emit a zero-extend, if necessary.
2925 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2927 * docs/invoke.texi (RISC-V Options): Alphabetize.
2929 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2931 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2934 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2936 * config/riscv/riscv.c: New file.
2937 * gcc/common/config/riscv/riscv-common.c: Likewise.
2938 * config.gcc: Likewise.
2939 * config/riscv/constraints.md: Likewise.
2940 * config/riscv/elf.h: Likewise.
2941 * config/riscv/generic.md: Likewise.
2942 * config/riscv/linux.h: Likewise.
2943 * config/riscv/multilib-generator: Likewise.
2944 * config/riscv/peephole.md: Likewise.
2945 * config/riscv/pic.md: Likewise.
2946 * config/riscv/predicates.md: Likewise.
2947 * config/riscv/riscv-builtins.c: Likewise.
2948 * config/riscv/riscv-c.c: Likewise.
2949 * config/riscv/riscv-ftypes.def: Likewise.
2950 * config/riscv/riscv-modes.def: Likewise.
2951 * config/riscv/riscv-opts.h: Likewise.
2952 * config/riscv/riscv-protos.h: Likewise.
2953 * config/riscv/riscv.h: Likewise.
2954 * config/riscv/riscv.md: Likewise.
2955 * config/riscv/riscv.opt: Likewise.
2956 * config/riscv/sync.md: Likewise.
2957 * config/riscv/t-elf-multilib: Likewise.
2958 * config/riscv/t-linux: Likewise.
2959 * config/riscv/t-linux-multilib: Likewise.
2960 * config/riscv/t-riscv: Likewise.
2961 * configure.ac: Likewise.
2962 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2963 Waterman as RISC-V maintainers.
2964 * doc/install.texi: Add RISC-V entries.
2965 * doc/invoke.texi: Add RISC-V options section.
2966 * doc/md.texi: Add RISC-V constraints section.
2967 * configure: Regenerated.
2969 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2972 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2973 false values to be constant vectors with all 0 or all 1 bits set.
2974 (vcondu<mode><mode>): Likewise.
2975 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2977 (fpmask_comparison_operator): Update comment.
2978 (vecint_comparison_operator): New predicate.
2979 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2980 vector conditionals when the true and false values are constant
2981 vectors with all 0 bits or all 1 bits set.
2983 2017-02-06 Martin Sebor <msebor@redhat.com>
2985 PR tree-optimization/79376
2986 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2988 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2991 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2992 to simplify split condition.
2994 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2996 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2997 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
3000 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
3002 PR rtl-optimization/68664
3003 * target.def (can_speculate_insn): New hook.
3004 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
3005 * doc/tm.texi: Regenerate.
3006 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
3007 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
3008 (rs6000_sched_can_speculate_insn): New function.
3010 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3012 PR tree-optimization/79284
3013 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
3014 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
3015 vectorizable_mask_load_store, vectorizable_operation,
3016 vect_is_simple_cond, get_same_sized_vectype): Use it instead
3017 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
3018 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
3019 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
3020 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3021 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3022 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
3023 is_gimple_assign (stmt). Replace another such test with
3024 is_gimple_assign (stmt).
3026 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3029 * config/avr/avr.c (rtl-iter.h): Include it.
3030 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3031 (avr_legitimate_combined_insn): ...and implementation.
3033 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3035 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3036 * config/s390/s390.c (s390_const_operand_ok)
3037 (s390_canonicalize_comparison, s390_extract_part)
3038 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3039 (s390_contiguous_bitmask_p, s390_rtx_costs)
3040 (legitimize_pic_address): Likewise.
3041 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3042 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3043 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3044 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3045 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3047 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3049 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3050 REGNO($0) == REGNO($1).
3052 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3054 * config/s390/linux.h(SIZE_TYPE): Add comment.
3056 2017-02-06 Julian Brown <julian@codesourcery.com>
3057 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3058 Virendra Pathak <virendra.pathak@broadcom.com>
3060 * config/aarch64/aarch64-cores.def: Change the scheduler
3062 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3063 * config/aarch64/thunderx2t99.md: New file.
3065 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3067 * doc/standards.texi (Go Language): Update link to language
3070 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3072 * tree-eh.c (lower_resx): Sanitize profile.
3073 (cleanup_empty_eh_move_lp): Likewise.
3075 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3078 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3080 * cfgloopmanip.h (loop_version): Update prototype.
3081 * modulo-sched.c (sms_schedule): Update call of loop_version.
3082 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3083 * tree-parloops.c (gen_parallel_loop): Likewise.
3084 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3085 * tree-ssa-loop-split.c (split_loop): Likewise.
3086 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3087 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3089 2017-02-05 Martin Liska <mliska@suse.cz>
3092 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3094 (print_operand_address): Initialize a struct to zero.
3096 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3098 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3099 garbage collector only in textual form.
3101 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3103 * doc/extend.texi (x86 specific memory model extensions for
3104 transactional memory): Simplify a phrase.
3106 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3109 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3110 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3111 (atomic_storedi_1): Likewise.
3113 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3115 PR tree-optimization/79338
3116 * tree-parloops.c (gather_scalar_reductions): Don't call
3117 vect_analyze_loop_form for loop->inner before destroying loop's
3120 2017-02-03 Martin Sebor <msebor@redhat.com>
3122 PR tree-optimization/79327
3123 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3124 when precision has resulted in leading zeros.
3125 (format_integer): Adjust the likely counter to assume an unknown
3126 argument that may be zero is non-zero.
3128 2017-02-03 Jason Merrill <jason@redhat.com>
3131 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3132 avoid copying non-taken branch.
3134 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3136 PR tree-optimization/79340
3137 * tree-vect-loop.c (vectorizable_reduction): Release
3138 vec_defs elements after safe_splicing them into other vectors.
3141 PR tree-optimization/79327
3142 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3143 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3145 (format_integer): Use wide_int_to_tree instead of build_int_cst
3146 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3147 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3148 of shortest and longest sequence.
3150 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3152 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3153 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3155 2017-02-03 Walter Lee <walt@tilera.com>
3158 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3159 after initial stackframe link reg save.
3160 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3162 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3165 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3166 wu for stxssp alternative.
3168 2017-02-03 Martin Sebor <msebor@redhat.com>
3170 PR tree-optimization/79352
3171 * gimple-fold.c (get_range_strlen): Add argument.
3172 (get_range_strlen): Change return type to bool.
3173 (get_maxval_strlen): Pass in a dummy argument.
3174 * gimple-fold.h (get_range_strlen): Change return type to bool.
3175 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3176 * tree.h (array_at_struct_end_p): Add argument.
3177 * tree.c (array_at_struct_end_p): Handle it.
3179 2017-02-03 Martin Liska <mliska@suse.cz>
3182 * multiple_target.c (create_dispatcher_calls): Redirect edge
3183 from a caller of a dispatcher.
3184 (expand_target_clones): Make the clones local.
3185 (ipa_target_clone): Do both target clones and resolvers.
3186 (ipa_dispatcher_calls): Remove the pass.
3187 (pass_dispatcher_calls::gate): Likewise.
3188 (make_pass_dispatcher_calls): Likewise.
3189 * passes.def (pass_target_clone): Put as very first IPA early
3192 2017-02-03 Martin Liska <mliska@suse.cz>
3194 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3195 in case of a function with ifunc attribute.
3197 2017-02-03 Martin Liska <mliska@suse.cz>
3199 * cgraph.c (cgraph_node::dump): Dump function version info.
3200 * symtab.c (symtab_node::dump_base): Add missing new line.
3202 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3204 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3205 (ifcombine_ifandif): Use it.
3207 2017-02-03 Martin Liska <mliska@suse.cz>
3209 * doc/invoke.texi: Document default value for
3210 use-after-scope-direct-emission-threshold.
3212 2017-02-03 Martin Liska <mliska@suse.cz>
3214 PR tree-optimization/79339
3215 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3216 (format_floating): Likewise.
3218 2017-02-03 Martin Liska <mliska@suse.cz>
3221 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3223 (ipa_node_params_t::remove): Likewise.
3224 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3225 initialization from removed ipa_node_params_t::insert.
3226 (ipa_node_params::~ipa_node_params): Move from removed
3227 ipa_node_params_t::release.
3228 * symbol-summary.h (symbol_summary::m_released): New member.
3229 Do not release a summary twice. Do not allow to call finalizer
3230 for types of a summary that live in GGC memory.
3232 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3234 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3237 2017-02-02 Martin Sebor <msebor@redhat.com>
3240 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3241 (format_string): Tighten up the range of output for non-constant
3242 strings and correct the expected range for wide non-constant strings.
3244 2017-02-02 Martin Sebor <msebor@redhat.com>
3246 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3249 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3251 (-fdump-tree-@var): Add to index and document how to come up
3252 with pass-specific option and dump file names.
3253 (-fdump-passes): Clarify where to look for output.
3255 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3258 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3259 statistics of the analyzed path; allow threading for speed when
3260 any of BBs along the path are optimized for speed.
3262 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3265 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3266 settings of the virtual registers.
3269 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3271 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3272 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3275 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3277 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3278 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3280 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3282 * config/s390/s390.md: Add missing comments with the expanded
3284 * config/s390/vector.md: Likewise.
3285 * config/s390/vx-builtins.md: Likewise.
3287 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3290 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3291 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3292 conditions on a single line.
3294 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3296 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3297 __S390_VX__ to __VX__.
3299 2017-02-01 Andrew Pinski <apinski@cavium.com>
3301 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3302 stmt_info to record_stmt_cost.
3303 (vect_get_known_peeling_cost): Pass stmt_info if known to
3305 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3306 cpu_vector_cost field into
3307 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3308 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3309 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3310 splitting of scalar_stmt_cost and vec_stmt_cost.
3311 (thunderx_vector_cost): Likewise.
3312 (cortexa57_vector_cost): LIkewise.
3313 (exynosm1_vector_cost): Likewise.
3314 (xgene1_vector_cost): Likewise.
3315 (thunderx2t99_vector_cost): Improve after the splitting of the two
3317 (aarch64_builtin_vectorization_cost): Update for the splitting of
3318 scalar_stmt_cost and vec_stmt_cost.
3320 2017-02-01 Torvald Riegel <triegel@redhat.com>
3321 Richard Henderson <rth@redhat.com>
3323 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3324 conditional on existance of a fast atomic load.
3325 * optabs-query.c (can_atomic_load_p): New function.
3326 * optabs-query.h (can_atomic_load_p): Declare it.
3327 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3328 no fast atomic load is available for the particular size of access.
3329 (expand_atomic_compare_and_swap): Likewise.
3330 (expand_atomic_load): Likewise.
3331 (expand_atomic_store): Likewise.
3332 (expand_atomic_fetch_op): Likewise.
3333 * testsuite/lib/target-supports.exp
3334 (check_effective_target_sync_int_128): Remove x86 because it provides
3335 no fast atomic load.
3336 (check_effective_target_sync_int_128_runtime): Likewise.
3338 2017-02-01 Richard Biener <rguenther@suse.de>
3340 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3341 (graphite_transform_loops): Provide opt-info for optimized nests.
3342 * tree-parloop.c (parallelize_loops): Provide opt-info for
3345 2017-02-01 Richard Biener <rguenther@suse.de>
3348 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3351 2017-02-01 Richard Biener <rguenther@suse.de>
3353 PR tree-optimization/71824
3354 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3355 Verify the loops are valid in the merged SESE region.
3356 (scop_detection::can_represent_loop_1): Check analyzing the
3357 evolution of the number of iterations in the region succeeds.
3359 2017-01-31 Ian Lance Taylor <iant@golang.org>
3361 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3362 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3364 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3366 PR preprocessor/79210
3367 * input.c (get_substring_ranges_for_loc): Replace line_width
3368 assertion with error-handling.
3370 2017-01-31 Richard Biener <rguenther@suse.de>
3372 PR tree-optimization/77318
3373 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3374 (create_pw_aff_from_tree): Take loop parameter.
3375 (add_condition_to_pbb): Pass loop of the condition to
3376 create_pw_aff_from_tree.
3378 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3380 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3381 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3383 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3387 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3389 (convert_int_to_float128): Likewise.
3390 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3391 (convert_int_to_float128): Likewise.
3392 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3393 (UNSPEC_IEEE128_CONVERT): Likewise.
3394 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3395 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3396 Use local variables for IBM extended format.
3397 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3398 (fix_trunc<mode>si2_fprs): Likewise.
3399 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3400 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3401 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3402 to know that we can now have integers of all sizes in vector
3404 (fix<uns>_<mode>di2_hw): Likewise.
3405 (float<uns>_<mode>si2_hw): Likewise.
3406 (fix_<mode>si2_hw): Likewise.
3407 (fixuns_<mode>si2_hw): Likewise.
3408 (float<uns>_<mode>di2_hw): Likewise.
3409 (float_<mode>di2_hw): Likewise.
3410 (float_<mode>si2_hw): Likewise.
3411 (floatuns_<mode>di2_hw): Likewise.
3412 (floatuns_<mode>si2_hw): Likewise.
3413 (xscvqp<su>wz_<mode>): Delete, no longer used.
3414 (xscvqp<su>dz_<mode>): Likewise.
3415 (xscv<su>dqp_<mode>): Likewise.
3416 (ieee128_mfvsrd_64bit): Likewise.
3417 (ieee128_mfvsrd_32bit): Likewise.
3418 (ieee128_mfvsrwz): Likewise.
3419 (ieee128_mtvsrw): Likewise.
3420 (ieee128_mtvsrd_64bit): Likewise.
3421 (ieee128_mtvsrd_32bit): Likewise.
3423 2017-01-31 Martin Liska <mliska@suse.cz>
3426 * ipa-prop.c (ipa_free_all_node_params): Call release method
3427 instead of ~sumbol_summary to not to trigger double times
3430 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3432 PR tree-optimization/71691
3433 * bitmap.h (class auto_bitmap): New.
3434 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3435 is_maybe_undefined instead of ssa_undefined_value_p.
3437 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3439 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3440 __S390_ARCH_LEVEL__ to __ARCH__.
3442 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/79267
3445 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3446 if should_remove_lhs_p is true.
3448 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3451 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3452 (add_alignment_attribute): New.
3453 (base_type_die): Add alignment attribute.
3454 (subrange_type_die): Likewise.
3455 (modified_type_die): Likewise.
3456 (gen_array_type_die): Likewise.
3457 (gen_descr_array_type_die: Likewise.
3458 (gen_enumeration_type_die): Likewise.
3459 (gen_subprogram_die): Likewise.
3460 (gen_variable_die): Likewise.
3461 (gen_field_die): Likewise.
3462 (gen_ptr_to_mbr_type_die): Likewise.
3463 (gen_struct_or_union_type_die): Likewise.
3464 (gen_subroutine_type_die): Likewise.
3465 (gen_typedef_die): Likewise.
3466 (base_type_cmp): Compare alignment attribute.
3468 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3471 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3472 (setb_unsigned) New pattern for setb with CCUNS.
3473 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3474 subfc./subfe sequence to avoid overflow problems. Generate a
3475 shorter sequence with cmpld/setb for power9.
3476 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3477 for generating subfc. instruction.
3478 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3479 now uses this instruction.
3481 2017-01-30 Ian Lance Taylor <iant@google.com>
3484 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3485 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3487 2017-01-30 Martin Sebor <msebor@redhat.com>
3489 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3490 Move constant to the right of a relational operator.
3491 (get_mpfr_format_length, format_character, format_string): Ditto.
3492 (should_warn_p, maybe_warn): Same.
3494 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3496 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3499 * asan.c (get_translation_unit_decl): Remove function.
3500 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3502 2017-01-30 Martin Liska <mliska@suse.cz>
3504 PR gcov-profile/79259
3505 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3508 2017-01-30 Martin Liska <mliska@suse.cz>
3511 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3512 Initialize variables with NULL value.
3514 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3517 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3519 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3521 2017-01-30 Richard Biener <rguenther@suse.de>
3523 PR tree-optimization/79276
3524 * tree-vrp.c (process_assert_insertions): Properly adjust common
3525 when removing a duplicate.
3527 * gcc.dg/torture/pr79276.c: New testcase.
3529 2017-01-30 Richard Biener <rguenther@suse.de>
3531 PR tree-optimization/79256
3532 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3533 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3535 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3537 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3540 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3541 ("*r<noxa>sbg_<mode>_sll_bitmask")
3542 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3543 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3544 Use contiguous_bitmask_nowrap_operand.
3546 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3549 * config/rs6000/altivec.h (vec_xl): Revise #define.
3550 (vec_xst): Likewise.
3552 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3556 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3558 PR rtl-optimization/79194
3559 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3560 traps before call to bypass_conditional_jumps.
3562 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3564 PR tree-optimization/71374
3565 * lra-constraints.c (check_conflict_input_operands): New.
3566 (match_reload): Use it.
3568 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3571 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3572 account to calculate conflict_set.
3574 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3576 PR rtl-optimization/78559
3577 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3578 other_insn in combine.
3580 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3582 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3583 uint16_type_node for BT_UINT16.
3585 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3587 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3588 "RTL Tests" to menu.
3589 (GIMPLE Tests): New node.
3590 (RTL Tests): New node.
3592 2017-01-27 Richard Biener <rguenther@suse.de>
3594 PR tree-optimization/79245
3595 * tree-loop-distribution.c (distribute_loop): Apply cost
3596 modeling also to detected patterns.
3598 2017-01-27 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/71433
3601 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3602 (compare_assert_loc): New function.
3603 (process_assert_insertions): Sort and optimize assert locations
3604 to remove duplicates and push down identical assertions on
3605 edges to their destination block.
3607 2017-01-27 Richard Biener <rguenther@suse.de>
3609 PR tree-optimization/79244
3610 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3611 out SSA names even if abnormal.
3613 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3615 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3616 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3617 instead of MPFR_RNDN.
3619 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3622 * arm.c (arm_option_override): Don't call build_target_option_node
3623 until after doing all option overrides.
3624 (arm_valid_target_attribute_tree): Likewise.
3626 2017-01-27 Martin Liska <mliska@suse.cz>
3628 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3629 for {cd}tors and C++ {cd}tors.
3631 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3633 * config/s390/s390.md ("*setmem_long_and")
3634 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3636 2017-01-26 Martin Sebor <msebor@redhat.com>
3638 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3641 2017-01-26 Martin Sebor <msebor@redhat.com>
3643 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3644 HAVE_DFmode before using XFmode or DFmode.
3645 (parse_directive): Avoid using the z length modifier to avoid
3646 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3649 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3650 to accept adjustment as an array.
3651 (get_int_range): New function.
3652 (struct directive): Make width and prec arrays.
3653 (directive::set_width, directive::set_precision): Call get_int_range.
3654 (format_integer, format_floating): Handle width and precision ranges.
3655 (format_string, parse_directive): Same.
3657 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3660 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3661 comdat_type_p set, just clone them, but keep the children in the
3665 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3666 which have direct callers with -fvar-tracking-assignments enabled
3668 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3669 inside of type units.
3671 2017-01-26 Martin Sebor <msebor@redhat.com>
3674 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3676 (struct format_result): Replace number_chars, number_chars_min,
3677 and number_chars_max with a single member of struct result_range.
3679 (format_result::operator+=): Adjust.
3680 (struct fmtresult): Remove bounded. Handle likely and unlikely
3682 (fmtresult::adjust_for_width_or_precision): New function.
3683 (fmtresult:type_max_digits): New function.
3684 (bytes_remaining): Handle likely and unlikely counters.
3685 (min_bytes_remaining): Remove.
3686 (format_percent): Simplify.
3687 (format_integer, format_floating): Set likely and unlikely counters.
3688 (get_string_length, format_character, format_string): Same.
3689 (format_plain, should_warn_p): New function.
3690 (maybe_warn): Call should_warn_p. Update diagnostic messages
3691 and handle those for all directives, including plain strings.
3692 (format_directive): Handle likely and unlikely counters.
3693 Remove unnecessary quoting from diagnostics. Add an informational
3695 (add_bytes): Remove.
3696 (pass_sprintf_length::compute_format_length): Simplify.
3697 (try_substitute_return_value): Handle likely and unlikely counters.
3699 2017-01-26 Carl Love <cel@us.ibm.com>
3701 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3702 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3704 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3707 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3708 endianess for subregs into account.
3709 * lra-constraints.c (lra_constraints): Do risky transformations
3710 always on the first iteration.
3711 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3712 last_call_used_reg_set.
3713 (process_bb_lives): Define and use last_call_used_reg_set.
3714 * lra.c (lra): Always continue after lra_constraints on the first
3717 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3719 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3721 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3723 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3725 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3726 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3727 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3728 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3729 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3730 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3731 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3732 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3733 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3735 2017-01-26 Marek Polacek <polacek@redhat.com>
3738 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3739 for the third operand.
3741 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3744 * omp-low.c (struct omp_context): Add simt_stmt field.
3745 (scan_omp_for): Return omp_context *.
3746 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3747 context to the _simt_ SIMD stmt.
3748 (lower_omp_for): For combined SIMD with sibling _simt_
3749 SIMD, make sure to use the same decls in _looptemp_
3750 clauses as in the sibling.
3752 2017-01-26 David Sherwood <david.sherwood@arm.com>
3755 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3758 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3761 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3762 emit fld b; fld a; if possible.
3764 * brig-builtins.def: Update copyright years.
3765 * config/arm/arm_acle_builtins.def: Update copyright years.
3767 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3770 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3771 constraint instead of o for the stxsd instruction.
3773 2017-01-25 Carl Love <cel@us.ibm.com>
3775 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3776 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3778 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3780 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3782 2017-01-25 Richard Biener <rguenther@suse.de>
3784 PR tree-optimization/69264
3785 * target.def (vector_alignment_reachable): Improve documentation.
3786 * doc/tm.texi: Regenerate.
3787 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3789 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3790 earlier changes with respect to TYPE_USER_ALIGN.
3791 (vector_alignment_reachable_p): Likewise. Improve dumping.
3793 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3796 * config/arm/arm.md (xordi3): Force constant operand into a register
3799 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3801 * doc/invoke.texi (-fstore-merging): Correct default optimization
3802 levels at which it is enabled.
3803 (-O): Move -fstore-merging from list to...
3806 2017-01-25 Richard Biener <rguenther@suse.de>
3809 * omp-expand.c: Include debug.h.
3810 (expand_omp_taskreg): Make sure to generate early debug before
3811 outlining anything from a function.
3812 (expand_omp_target): Likewise.
3813 (grid_expand_target_grid_body): Likewise.
3815 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3818 * asan.c (get_translation_unit_decl): New function.
3819 (asan_add_global): Extract modules file name from globals
3820 TRANSLATION_UNIT_DECL name.
3822 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3825 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3826 for long calls with APCS frame and VFP.
3828 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3830 * cfg.c (original_copy_tables_initialized_p): New function.
3831 * cfg.h (original_copy_tables_initialized_p): New decl.
3832 * cfgrtl.c (relink_block_chain): Guard the call to
3833 free_original_copy_tables with a call to
3834 original_copy_tables_initialized_p.
3835 * cgraph.h (symtab_node::native_rtl_p): New decl.
3836 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3837 (symtab_node::needed_p): Don't assert for early assembly output
3838 for __RTL functions.
3839 (cgraph_node::finalize_function): Set "force_output" for __RTL
3841 (cgraph_node::analyze): Bail out early for __RTL functions.
3842 (analyze_functions): Update assertion to support __RTL functions.
3843 (cgraph_node::expand): Bail out early for __RTL functions.
3844 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3846 * function.h (struct function): Update comment for field
3848 * gimple-expr.c: Include "tree-pass.h".
3849 (gimple_has_body_p): Return false for __RTL functions.
3850 * Makefile.in (OBJS): Add run-rtl-passes.o.
3851 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3853 (gcc::pass_manager::get_clean_slate): New accessor.
3854 * passes.c: Include "insn-addr.h".
3855 (should_skip_pass_p): Add logging. Update logic for running
3856 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3857 property-provider override so it is only done for gimple passes.
3859 (skip_pass): New function.
3860 (execute_one_pass): Call skip_pass when skipping passes.
3861 * read-md.c (md_reader::read_char): Support filtering
3862 the input to a subset of line numbers.
3863 (md_reader::md_reader): Initialize fields
3864 m_first_line and m_last_line.
3865 (md_reader::read_file_fragment): New function.
3866 * read-md.h (md_reader::read_file_fragment): New decl.
3867 (md_reader::m_first_line): New field.
3868 (md_reader::m_last_line): New field.
3869 * read-rtl-function.c (function_reader::create_function): Only
3870 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3871 curr_properties. Set DECL_INITIAL to a dummy block.
3872 (read_rtl_function_body_from_file_range): New function.
3873 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3875 * run-rtl-passes.c: New file.
3876 * run-rtl-passes.h: New file.
3878 2017-01-24 Jeff Law <law@redhat.com>
3880 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3883 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3885 PR tree-optimization/79159
3886 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3887 (record_nonwrapping_iv): Improve boundary using above function if no
3888 value range information.
3890 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3891 Martin Jambor <mjambor@suse.cz>
3893 * brig-builtins.def: New file.
3894 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3895 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3896 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3897 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3898 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3899 * builtin-types.def (BT_INT8): New.
3900 (BT_INT16): Likewise.
3901 (BT_UINT8): Likewise.
3902 (BT_UINT16): Likewise.
3903 (BT_FN_ULONG): Likewise.
3904 (BT_FN_UINT_INT): Likewise.
3905 (BT_FN_UINT_ULONG): Likewise.
3906 (BT_FN_UINT_LONG): Likewise.
3907 (BT_FN_UINT_PTR): Likewise.
3908 (BT_FN_ULONG_PTR): Likewise.
3909 (BT_FN_INT8_FLOAT): Likewise.
3910 (BT_FN_INT16_FLOAT): Likewise.
3911 (BT_FN_UINT32_FLOAT): Likewise.
3912 (BT_FN_UINT16_FLOAT): Likewise.
3913 (BT_FN_UINT8_FLOAT): Likewise.
3914 (BT_FN_UINT64_FLOAT): Likewise.
3915 (BT_FN_UINT16_UINT32): Likewise.
3916 (BT_FN_UINT32_UINT16): Likewise.
3917 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3918 (BT_FN_INT_PTR_INT): Likewise.
3919 (BT_FN_UINT_PTR_UINT): Likewise.
3920 (BT_FN_LONG_PTR_LONG): Likewise.
3921 (BT_FN_ULONG_PTR_ULONG): Likewise.
3922 (BT_FN_VOID_UINT64_UINT64): Likewise.
3923 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3924 (BT_FN_INT8_INT8_INT8): Likewise.
3925 (BT_FN_INT16_INT16_INT16): Likewise.
3926 (BT_FN_INT_INT_INT): Likewise.
3927 (BT_FN_UINT_FLOAT_UINT): Likewise.
3928 (BT_FN_FLOAT_UINT_UINT): Likewise.
3929 (BT_FN_ULONG_UINT_UINT): Likewise.
3930 (BT_FN_ULONG_UINT_PTR): Likewise.
3931 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3932 (BT_FN_UINT_UINT_UINT): Likewise.
3933 (BT_FN_VOID_UINT_PTR): Likewise.
3934 (BT_FN_UINT_UINT_PTR: Likewise.
3935 (BT_FN_UINT32_UINT64_PTR): Likewise.
3936 (BT_FN_INT_INT_UINT_UINT): Likewise.
3937 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3938 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3939 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3940 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3941 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3942 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3943 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3944 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3945 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3946 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3947 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3948 * doc/frontends.texi: List BRIG FE.
3949 * doc/install.texi (Testing): Add BRIG tesring requirements.
3950 * doc/invoke.texi (Overall Options): Mention BRIG.
3951 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3953 2017-01-24 Richard Biener <rguenther@suse.de>
3955 PR translation/79208
3956 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3958 2017-01-24 Martin Jambor <mjambor@suse.cz>
3961 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3962 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3965 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3968 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3969 casts from signed to unsigned really don't have a range.
3971 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3973 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3974 GMP_RNDx for compatiblity.
3976 2017-01-24 Martin Liska <mliska@suse.cz>
3979 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3980 that would prevent us to call alloca with -1 as argument.
3982 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3984 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3985 Avoid -Wformat-security warning.
3987 2017-01-23 Andrew Pinski <apinski@cavium.com>
3989 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3992 2017-01-23 Martin Sebor <msebor@redhat.com>
3995 * gimple-ssa-sprintf.c (warn_level): New global.
3996 (format_integer): Use it here and throughout the rest of the file.
3997 Use the same switch to compute sign as base.
3998 (maybe_warn): New function.
3999 (format_directive): Factor out warnings into maybe_warn.
4000 Add debugging output. Use warn_level.
4001 (add_bytes): Use warn_level.
4002 (pass_sprintf_length::compute_format_length): Add debugging output.
4003 (try_substitute_return_value): Same.
4004 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
4007 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
4008 (struct fmtresult, format_integer, format_floating): Adjust.
4009 (fmtresult::fmtresult): Set max correctly in two argument ctor.
4010 (get_string_length, format_string,format_directive): Same.
4011 (pass_sprintf_length::compute_format_length): Same.
4012 (try_substitute_return_value): Simplify slightly.
4015 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
4016 (fmtresult::operator+=): Outlined.
4017 (struct fmtresult): Add ctors.
4018 (struct conversion_spec): Rename...
4019 (struct directive): ...to this. Add and remove data members.
4020 (directive::set_width, directive::set_precision): New functions.
4021 (format_percent): Use fmtresult ctor.
4022 (get_width_and_precision): Remove.
4023 (format_integer): Make naming changes. Avoid computing width and
4025 (format_floating): Same. Adjust indentation.
4026 (format_character, format_none): New functions.
4027 (format_string): Moved character handling to format_character.
4028 (format_directive): Remove arguments, change return type.
4029 (parse_directive): New function.
4030 (pass_sprintf_length::compute_format_length): Move directive
4031 parsing to parse_directive.
4033 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4035 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4036 (assign_assembler_name_if_needed): ... this.
4037 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4038 (assign_assembler_name_if_needed): ... this.
4039 (free_lang_data_in_cgraph): Adjust callers.
4040 * cgraphunit.c (cgraph_node::analyze): Likewise.
4041 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4044 2017-01-23 Richard Biener <rguenther@suse.de>
4046 PR tree-optimization/79088
4047 PR tree-optimization/79188
4048 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4049 resetting loop bounds after last path deletion. Reset loop
4050 bounds of the target loop, make code match the comments.
4051 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4052 Make sure loops need no fixups.
4054 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4056 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4057 exponent support with double type for first argument.
4058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4059 type returned by __builtin_vec_extract_sig,
4060 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4061 functions from "vector int" to "vector unsigned int" or from
4062 "vector long long int" to "vector unsigned long long int".
4063 Changed type returned by __builtin_vec_extract_exp,
4064 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4065 functions from "vector int" to "vector unsigned int" or from
4066 "vector long long int" to "vector unsigned long long int".
4067 Changed return type of __builtin_vec_test_data_class,
4068 __builtin_vec_test_data_class_sp, and
4069 __builtin_vec_test_data_class_dp from "vector int" to
4070 "vector bool int" or from "vector long long int" to "vector bool
4071 long long int" and changed second argument type from "unsigned
4072 int" to "int". Added new overloaded function forms "vector float
4073 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4074 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4075 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4076 double, vector unsigned long long int)" and "vector double
4077 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4078 long int)". Changed return type of
4079 __builtin_scalar_test_data_class and
4080 __builtin_scalar_test_data_class_sp and
4081 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4082 int" and changed second argument from "unsigned int" to "int".
4083 Changed type returned by __builtin_scalar_test_neg,
4084 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4085 from "int" to "bool int". Added new overloaded function form
4086 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4087 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4088 exponent double-precision with floating point first argument.
4089 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4090 documentation of scalar_test_data_class, scalar_test_neg,
4091 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4092 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4093 vec_test_data_class built-in functions to reflect refinements in
4094 their type signatures.
4096 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4098 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4100 (aarch64_elf_asm_destructor): Likewise.
4102 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4104 PR rtl-optimization/78634
4105 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4106 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4107 * ifcvt.c (noce_try_cmove): Add missing cost check.
4109 PR rtl-optimization/71724
4110 * combine.c (if_then_else_cond): Look for situations where it is
4111 beneficial to undo the work of one of the recursive calls.
4113 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4115 PR tree-optimization/70754
4116 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4117 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4118 combined stmt before it if not NULL.
4119 (combine_chains): Process refs reversely and compute dominance point
4122 2017-01-23 Martin Liska <mliska@suse.cz>
4124 PR tree-optimization/79196
4125 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4126 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4128 (strlen_optimize_stmt): Call the renamed function.
4130 2017-01-23 Michael Matz <matz@suse.de>
4132 PR tree-optimization/78384
4133 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4135 2017-01-23 Richard Biener <rguenther@suse.de>
4137 PR tree-optimization/79186
4138 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4139 both incoming edges before moving an assert.
4141 2017-01-23 Martin Jambor <mjambor@suse.cz>
4143 * ipa-prop.c (load_from_param_1): Removed.
4144 (load_from_unmodified_param): Bits from load_from_param_1 put back
4146 (load_from_param): Removed.
4147 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4148 with stmt. Reverted back to use of load_from_unmodified_param.
4150 2017-01-23 Martin Jambor <mjambor@suse.cz>
4153 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4154 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4155 field a pointer to garbage collected vector, mark lattices and
4156 ipcp_orig_node with GTY((skip)).
4157 (ipa_get_param_count): Adjust to descriptors being a pointer.
4158 (ipa_get_param): Likewise.
4159 (ipa_get_type): Likewise.
4160 (ipa_get_param_move_cost): Likewise.
4161 (ipa_set_param_used): Likewise.
4162 (ipa_get_controlled_uses): Likewise.
4163 (ipa_set_controlled_uses): Likewise.
4164 (ipa_is_param_used): Likewise.
4165 (ipa_node_params_t): Move into garbage collector. New methods insert
4167 (ipa_node_params_sum): Annotate wth GTY(()).
4168 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4170 (ipa_load_from_parm_agg): Adjust declaration.
4171 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4172 * ipa-profile.c (ipa_profile): Likewise.
4173 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4174 (ipa_populate_param_decls): Make descriptors parameter garbage
4176 (ipa_dump_param): Adjust to descriptors being a pointer.
4177 (ipa_alloc_node_params): Likewise.
4178 (ipa_initialize_node_params): Likewise.
4179 (load_from_param_1): Make descriptors parameter garbage collected.
4180 (load_from_unmodified_param): Likewise.
4181 (load_from_param): Likewise.
4182 (ipa_load_from_parm_agg): Likewise.
4183 (ipa_node_params::~ipa_node_params): Removed.
4184 (ipa_free_all_node_params): Remove call to delete operator.
4185 (ipa_node_params_t::insert): New.
4186 (ipa_node_params_t::remove): Likewise.
4187 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4188 copy known_csts and known_contexts vectors.
4189 (ipa_read_node_info): Adjust to descriptors being a pointer.
4190 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4192 (ipcp_transform_function): Make descriptors variable garbage
4195 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4197 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4198 * config/i386/avx512dqintrin.h: Ditto.
4199 * config/i386/avx512fintrin.h: Ditto.
4200 * gcc/config/i386/i386.c: Handle new builtins.
4201 * config/i386/i386-builtin.def: Add new builtins.
4202 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4203 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4205 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4206 Martin Liska <mliska@suse.cz>
4208 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4209 * asan.c (asan_expand_poison_ifn): Support stores and use
4210 appropriate ASAN report function.
4211 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4212 * internal-fn.def (ASAN_POISON_USE): Declare.
4213 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4214 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4215 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4216 ASAN_POISON calls w/o LHS.
4217 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4218 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4219 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4220 * gimplify.c (asan_poison_variables): Add attribute
4221 use_after_scope_memory to variables that really needs to live
4223 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4224 having the attribute.
4226 2017-01-23 Martin Liska <mliska@suse.cz>
4228 * asan.c (create_asan_shadow_var): New function.
4229 (asan_expand_poison_ifn): Likewise.
4230 * asan.h (asan_expand_poison_ifn): New declaration.
4231 * internal-fn.c (expand_ASAN_POISON): Likewise.
4232 * internal-fn.def (ASAN_POISON): New builtin.
4233 * sanopt.c (pass_sanopt::execute): Expand
4234 asan_expand_poison_ifn.
4235 * tree-inline.c (copy_decl_for_dup_finish): Make function
4237 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4238 * tree-ssa.c (is_asan_mark_p): New function.
4239 (execute_update_addresses_taken): Rewrite local variables
4240 (identified just by use-after-scope as addressable) into SSA.
4242 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4244 * doc/install.texi (Specific): opensource.apple.com uses https
4245 now. Remove trailing slash.
4247 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4249 * README.Portability: Remove note on an Irix compatibility issue.
4251 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4253 * gcov.c (INCLUDE_ALGORITHM): Define.
4254 (INCLUDE_VECTOR): Define.
4255 No longer include <vector> and <algorithm> directly.
4257 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4259 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4261 * doc/invoke.texi (Code Gen Options): Ditto.
4263 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4266 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4268 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4270 rtl-optimization/79125
4271 * cprop.c (local_cprop_pass): Handle cases where we make an
4274 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4278 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4279 read from, for big endian.
4281 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4283 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4284 register pauth builtins for LP64 only.
4286 2017-01-20 Marek Polacek <polacek@redhat.com>
4289 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4292 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4294 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4296 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4297 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4298 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4300 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4303 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4304 in big-endian mode when they are not a single duplicated value.
4306 2017-01-20 Richard Biener <rguenther@suse.de>
4308 * BASE-VER: Bump to 7.0.1.
4310 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4312 * omp-low.c (omplow_simd_context): New struct. Use it...
4313 (lower_rec_simd_input_clauses): ...here and...
4314 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4315 references to idx, lane, max_vf, is_simt.
4317 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4319 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4322 2017-01-20 Martin Jambor <mjambor@suse.cz>
4324 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4325 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4327 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4328 (GTFILES): Rename hsa.c to hsa-common.c.
4329 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4330 * hsa-dump.c: Likewise.
4331 * hsa-gen.c: Likewise.
4332 * hsa-regalloc.c: Likewise.
4333 * ipa-hsa.c: Likewise.
4334 * omp-expand.c: Likewise.
4335 * omp-low.c: Likewise.
4336 * toplev.c: Likewise.
4338 2017-01-20 Marek Polacek <polacek@redhat.com>
4341 * doc/invoke.texi: Document -Wduplicated-branches.
4342 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4343 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4344 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4345 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4346 return 0 only when not OEP_LEXICOGRAPHIC.
4347 (fold_build_cleanup_point_expr): Use the expression
4348 location when building CLEANUP_POINT_EXPR.
4349 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4350 * tree.c (add_expr): Handle error_mark_node.
4352 2017-01-20 Martin Liska <mliska@suse.cz>
4355 * tree-profile.c (init_ic_make_global_vars): Do not call
4357 (gimple_init_gcov_profiler): Likewise.
4359 2017-01-20 Martin Liska <mliska@suse.cz>
4362 * cgraph.h (maybe_create_reference): Remove argument and
4364 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4366 * ipa-cp.c (create_specialized_node): Likewise.
4367 * symtab.c (symtab_node::maybe_create_reference): Handle
4368 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4370 2017-01-20 Martin Liska <mliska@suse.cz>
4372 * read-rtl-function.c (function_reader::create_function): Use
4373 build_decl instread of build_decl_stat.
4375 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4377 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4378 * config/i386/avx512dqintrin.h: Ditto.
4379 * config/i386/avx512fintrin.h: Ditto.
4380 * config/i386/i386-builtin-types.def: Add new types.
4381 * gcc/config/i386/i386.c: Handle new types.
4382 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4383 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4384 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4385 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4386 (__builtin_ia32_kshiftridi): New.
4387 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4389 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4393 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4394 define to rs6000_init_stack_protect_guard.
4395 (rs6000_init_stack_protect_guard): New function.
4397 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4398 Yunqiang Su <yunqiang.su@imgtec.com>
4400 * config.gcc (supported_defaults): Add madd4.
4401 (with_madd4): Add validation.
4402 (all_defaults): Add madd4.
4403 * config/mips/mips.opt (mmadd4): New option.
4404 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4406 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4408 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4409 (ISA_HAS_FUSED_MADD4): Likewise.
4410 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4411 * gcc/doc/install.texi (--with-madd4): Document the new option.
4413 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4415 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4416 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4417 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4418 (aarch64_init_pauth_hint_builtins): New.
4419 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4420 (aarch64_expand_builtin): Expand new builtins.
4422 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4424 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4425 * combine-stack-adj.c (no_unhandled_cfa): Handle
4426 REG_CFA_TOGGLE_RA_MANGLE.
4427 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4428 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4429 info for return address signing.
4430 (aarch64_expand_epilogue): Likewise.
4432 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4434 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4435 * config/aarch64/aarch64-protos.h
4436 (aarch64_return_address_signing_enabled): New declaration.
4437 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4439 (aarch64_expand_prologue): Sign return address before it's pushed onto
4441 (aarch64_expand_epilogue): Authenticate return address fetched from
4443 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4444 (aarch64_attributes): New function attributes for "sign-return-address".
4445 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4446 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4447 ("*do_return"): Generate combined instructions according to key index.
4448 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4449 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4451 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4452 * config/aarch64/aarch64.opt (msign-return-address=): New.
4453 * doc/extend.texi (AArch64 Function Attributes): Documents
4454 "sign-return-address=".
4455 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4457 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4459 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4460 overall option summary.
4462 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4464 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4465 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4466 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4467 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4469 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4471 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4472 -mpower9-minmax by default for -mcpu=power9.
4473 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4474 128-bit floating point.
4476 2017-01-20 Alan Modra <amodra@gmail.com>
4478 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4479 optimizing for size.
4481 2017-01-20 Alan Modra <amodra@gmail.com>
4484 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4485 for strcmp and strncmp from corresponding builtin decl.
4487 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4489 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4490 instead of i386/rtems-64.h.
4491 * config/i386/rtems-64.h: Remove.
4493 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4497 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4501 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4503 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4504 Change int to HOST_WIDE_INT.
4505 * config/aarch64/aarch64-protos.h
4506 (aarch64_simd_gen_const_vector_dup): Likewise.
4507 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4509 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4511 * langhooks-def.h (lhd_type_for_size): New decl.
4512 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4513 * langhooks.c (lhd_type_for_size): New function, taken from
4516 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4518 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4519 define_bypass for CR latency.
4520 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4521 (power9-alu2): Add define_bypass for CR latency.
4523 (power9-mul): Update insn latency.
4524 (power9-mul-compare): Update insn latency, bypass latency and remove
4527 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4531 * config/aarch64/aarch64.md
4532 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4533 aarch64_nopcrelative_literal_loads.
4534 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4536 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4538 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4540 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4542 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4545 * config.gcc (supported_defaults): Add lxc1-sxc1.
4546 (with_lxc1_sxc1): Add validation.
4547 (all_defaults): Add lxc1-sxc1.
4548 * config/mips/mips.opt (mlxc1-sxc1): New option.
4549 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4551 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4552 __mips_no_lxc1_sxc1.
4553 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4554 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4555 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4557 2017-01-19 Richard Biener <rguenther@suse.de>
4559 PR tree-optimization/72488
4560 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4561 sure to restore SSA info.
4562 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4564 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4566 PR rtl-optimization/79121
4567 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4568 of the inner type when shifting an extended value.
4570 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4573 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4574 interposable aliases.
4576 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4579 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4580 Use the evmergelohi instruction.
4581 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4582 (mov_sitf_e500_subreg8_2_be): Likewise.
4583 (mov_sitf_e500_subreg12_2_le): Likewise.
4584 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4585 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4586 (mov_sitf_e500_subreg8_2_le): Likewise.
4587 (mov_sitf_e500_subreg12_2_be): Likewise.
4589 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4591 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4592 attribute from vecsimple to vecperm.
4593 (altivec_vbpermq2): Likewise.
4595 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4598 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4600 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4601 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4602 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4603 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4604 case where N arg is SIZE_MAX.
4605 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4606 (cmpstrsi): Add pattern.
4608 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4610 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4611 __builtin_vec_revb builtins.
4612 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4613 built-in functions to support generation of the ISA 3.0 XXBR<x>
4614 vector byte reverse instructions.
4615 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4616 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4617 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4618 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4619 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4620 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4621 (P9V_BUILTIN_VEC_REVB): Likewise.
4622 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4623 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4624 (p9_xxbrq_v16qi): Likewise.
4625 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4626 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4627 (p9_xxbrh_v8hi): Likewise.
4628 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4629 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4630 vec_revb built-in functions.
4632 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4634 PR rtl-optimization/78952
4635 * config/i386/i386.md (any_extract): New code iterator.
4636 (*insvqi_2): Use any_extract for source operand.
4637 (*insvqi_3): Use any_shiftrt for source operand.
4639 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4641 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4643 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4645 2017-01-18 Matthias Klose <doko@ubuntu.com>
4647 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4649 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4651 * config/rs6000/altivec.h (vec_bperm): Change #define.
4652 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4653 (altivec_vbpermq2): New define_insn.
4654 (altivec_vbpermd): Likewise.
4655 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4657 (VBPERMD): Likewise.
4658 (VBPERM): New polymorphic function interface.
4659 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4660 Add entries for P9V_BUILTIN_VEC_VBPERM.
4661 * doc/extend.texi: Add interfaces for vec_bperm.
4663 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4665 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4666 first letter of error messages.
4667 (s390_resolve_overloaded_builtin): Likewise.
4668 * config/s390/s390.c (s390_expand_builtin): Likewise.
4669 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4670 (s390_valid_target_attribute_inner_p): Likewise.
4671 * config/s390/s390.md ("tabort"): Likewise.
4673 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4675 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4676 (ISA_AVOID_DIV_HILO): New macro.
4677 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4678 (ISA_HAS_DDIV): Likewise.
4680 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4682 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4684 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4686 * doc/invoke.texi (fabi-version): Spelling fix.
4688 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4691 * doc/invoke.texi (fabi-version): Mention mangling fix for
4694 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4697 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4699 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4702 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4703 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4705 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4707 (stack_protect_test): Ditto.
4708 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4709 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4711 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4712 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4713 -mstack-protector-guard-offset=.
4714 (RS/6000 and PowerPC Options): Ditto.
4716 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.h (MASK_CLASS_P): New define.
4719 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4720 there are no registers from different register sets also when
4721 mask registers are used. Update function comment.
4722 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4723 to (*k/*r) and (*k/*km) alternatives.
4725 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4727 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4728 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4729 (EH_RETURN_HANDLER_RTX): New define.
4730 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4731 Force frame pointer in EH return functions.
4732 (aarch64_expand_epilogue): Add barrier for eh_return.
4733 (aarch64_final_eh_return_addr): Remove.
4734 (aarch64_eh_return_handler_rtx): New function.
4735 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4737 (aarch64_eh_return_handler_rtx): New prototype.
4739 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4741 * config/rs6000/altivec.h (vec_rlmi): New #define.
4742 (vec_vrlnm): Likewise.
4743 (vec_rlnm): Likewise.
4744 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4745 (UNSPEC_VRLNM): Likewise.
4746 (VIlong): New mode iterator.
4747 (altivec_vrl<VI_char>mi): New define_insn.
4748 (altivec_vrl<VI_char>nm): Likewise.
4749 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4752 (RLNM): New polymorphic function entry.
4753 (VRLWMI): New monomorphic function entry.
4755 (RLMI): New polymorphic function entry.
4756 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4757 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4758 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4761 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4764 * dwarf2out.c (field_byte_offset): Restore the
4765 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4766 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4767 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4770 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4773 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4775 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4778 * dwarf2out.c (add_data_member_location_attribute): For constant
4779 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4780 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4781 DW_AT_byte_size attributes.
4783 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4785 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4786 after forcing to constant memory when the code model is medium.
4788 2017-01-17 Julia Koval <julia.koval@intel.com>
4791 * config/i386/avx512fintrin.h
4792 (_mm512_i32gather_ps): Change __addr type to void const*.
4793 (_mm512_mask_i32gather_ps): Ditto.
4794 (_mm512_i32gather_pd): Ditto.
4795 (_mm512_mask_i32gather_pd): Ditto.
4796 (_mm512_i64gather_ps): Ditto.
4797 (_mm512_mask_i64gather_ps): Ditto.
4798 (_mm512_i64gather_pd): Ditto.
4799 (_mm512_mask_i64gather_pd): Ditto.
4800 (_mm512_i32gather_epi32): Ditto.
4801 (_mm512_mask_i32gather_epi32): Ditto.
4802 (_mm512_i32gather_epi64): Ditto.
4803 (_mm512_mask_i32gather_epi64): Ditto.
4804 (_mm512_i64gather_epi32): Ditto.
4805 (_mm512_mask_i64gather_epi32): Ditto.
4806 (_mm512_i64gather_epi64): Ditto.
4807 (_mm512_mask_i64gather_epi64): Ditto.
4808 (_mm512_i32scatter_ps): Change __addr type to void*.
4809 (_mm512_mask_i32scatter_ps): Ditto.
4810 (_mm512_i32scatter_pd): Ditto.
4811 (_mm512_mask_i32scatter_pd): Ditto.
4812 (_mm512_i64scatter_ps): Ditto.
4813 (_mm512_mask_i64scatter_ps): Ditto.
4814 (_mm512_i64scatter_pd): Ditto.
4815 (_mm512_mask_i64scatter_pd): Ditto.
4816 (_mm512_i32scatter_epi32): Ditto.
4817 (_mm512_mask_i32scatter_epi32): Ditto.
4818 (_mm512_i32scatter_epi64): Ditto.
4819 (_mm512_mask_i32scatter_epi64): Ditto.
4820 (_mm512_i64scatter_epi32): Ditto.
4821 (_mm512_mask_i64scatter_epi32): Ditto.
4822 (_mm512_i64scatter_epi64): Ditto.
4823 (_mm512_mask_i64scatter_epi64): Ditto.
4824 * config/i386/avx512pfintrin.h
4825 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4826 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4827 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4828 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4829 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4830 (_mm512_prefetch_i32scatter_ps): Ditto.
4831 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4832 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4833 (_mm512_prefetch_i64scatter_pd): Ditto.
4834 (_mm512_prefetch_i64scatter_ps): Ditto.
4835 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4836 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4837 * config/i386/avx512vlintrin.h
4838 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4839 (_mm_mmask_i32gather_ps): Ditto.
4840 (_mm256_mmask_i32gather_pd): Ditto.
4841 (_mm_mmask_i32gather_pd): Ditto.
4842 (_mm256_mmask_i64gather_ps): Ditto.
4843 (_mm_mmask_i64gather_ps): Ditto.
4844 (_mm256_mmask_i64gather_pd): Ditto.
4845 (_mm_mmask_i64gather_pd): Ditto.
4846 (_mm256_mmask_i32gather_epi32): Ditto.
4847 (_mm_mmask_i32gather_epi32): Ditto.
4848 (_mm256_mmask_i32gather_epi64): Ditto.
4849 (_mm_mmask_i32gather_epi64): Ditto.
4850 (_mm256_mmask_i64gather_epi32): Ditto.
4851 (_mm_mmask_i64gather_epi32): Ditto.
4852 (_mm256_mmask_i64gather_epi64): Ditto.
4853 (_mm_mmask_i64gather_epi64): Ditto.
4854 (_mm256_i32scatter_ps): Change __addr type to void*.
4855 (_mm256_mask_i32scatter_ps): Ditto.
4856 (_mm_i32scatter_ps): Ditto.
4857 (_mm_mask_i32scatter_ps): Ditto.
4858 (_mm256_i32scatter_pd): Ditto.
4859 (_mm256_mask_i32scatter_pd): Ditto.
4860 (_mm_i32scatter_pd): Ditto.
4861 (_mm_mask_i32scatter_pd): Ditto.
4862 (_mm256_i64scatter_ps): Ditto.
4863 (_mm256_mask_i64scatter_ps): Ditto.
4864 (_mm_i64scatter_ps): Ditto.
4865 (_mm_mask_i64scatter_ps): Ditto.
4866 (_mm256_i64scatter_pd): Ditto.
4867 (_mm256_mask_i64scatter_pd): Ditto.
4868 (_mm_i64scatter_pd): Ditto.
4869 (_mm_mask_i64scatter_pd): Ditto.
4870 (_mm256_i32scatter_epi32): Ditto.
4871 (_mm256_mask_i32scatter_epi32): Ditto.
4872 (_mm_i32scatter_epi32): Ditto.
4873 (_mm_mask_i32scatter_epi32): Ditto.
4874 (_mm256_i32scatter_epi64): Ditto.
4875 (_mm256_mask_i32scatter_epi64): Ditto.
4876 (_mm_i32scatter_epi64): Ditto.
4877 (_mm_mask_i32scatter_epi64): Ditto.
4878 (_mm256_i64scatter_epi32): Ditto.
4879 (_mm256_mask_i64scatter_epi32): Ditto.
4880 (_mm_i64scatter_epi32): Ditto.
4881 (_mm_mask_i64scatter_epi32): Ditto.
4882 (_mm256_i64scatter_epi64): Ditto.
4883 (_mm256_mask_i64scatter_epi64): Ditto.
4884 (_mm_i64scatter_epi64): Ditto.
4885 (_mm_mask_i64scatter_epi64): Ditto.
4886 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4887 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4888 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4889 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4890 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4891 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4892 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4893 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4894 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4895 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4896 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4897 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4898 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4899 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4900 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4901 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4902 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4903 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4904 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4905 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4906 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4907 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4908 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4909 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4910 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4911 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4912 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4913 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4914 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4915 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4916 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4917 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4918 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4919 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4920 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4921 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4922 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4923 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4924 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4925 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4926 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4927 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4928 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4929 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4930 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4931 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4932 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4933 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4934 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4935 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4936 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4937 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4938 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4939 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4940 definitions accordingly.
4942 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4943 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4946 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4949 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4952 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4953 hard regs for inner regno.
4955 2017-01-17 Martin Liska <mliska@suse.cz>
4958 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4959 assumption and add comment.
4961 2017-01-17 Nathan Sidwell <nathan@acm.org>
4963 * ipa-visibility.c (localize_node): New function, broken out of ...
4964 (function_and_variable_visibility): ... here. Call it.
4966 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4969 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4970 correctly set frequency of oudgoing edge.
4971 (duplicate_thread_path): Fix profile updating.
4973 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4976 * configure.ac: Add GCC_BASE_VER.
4977 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4978 version from BASE-VER file.
4979 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4980 (gcc.o): Depend on $(BASEVER).
4981 * common.opt (dumpfullversion): New option.
4982 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4983 * doc/invoke.texi: Document -dumpfullversion.
4984 * doc/install.texi: Document --with-gcc-major-version-only.
4985 * configure: Regenerated.
4987 2017-01-17 Richard Biener <rguenther@suse.de>
4989 PR tree-optimization/71433
4990 * tree-vrp.c (register_new_assert_for): Merge same asserts
4991 on all incoming edges.
4992 (process_assert_insertions_for): Handle insertions at the
4995 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4997 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4998 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
5000 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
5003 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
5006 2017-01-17 Alan Modra <amodra@gmail.com>
5009 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
5010 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
5011 symbolic stack limit when pic.
5013 2017-01-16 Martin Sebor <msebor@redhat.com>
5015 PR tree-optimization/78608
5016 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
5018 2017-01-16 Jeff Law <law@redhat.com>
5021 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
5022 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
5023 for several include directories that may be relative to sysroot.
5024 * config/i386/x-mingw32 (gplus_includedir): Define.
5025 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
5026 (native_system_includedir): Likewise.
5027 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
5028 override if TARGET_SYSTEM_ROOT is defined.
5029 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5031 PR tree-optimization/79090
5032 PR tree-optimization/33562
5033 PR tree-optimization/61912
5034 PR tree-optimization/77485
5035 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5036 and computed trims into the dump file.
5038 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5040 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5042 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5045 * gimplify.c (gimplify_init_constructor): If want_value and
5046 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5050 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5051 sequence. Formatting fixes.
5052 (doloop_optimize): Formatting fixes.
5055 * gcc.c (debug_level_greater_than_spec_func): New function.
5056 (static_spec_functions): Add debug-level-gt spec function.
5057 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5059 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5060 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5061 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5062 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5063 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5064 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5066 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5069 QImode fixups to general and mask registers only.
5071 2017-01-16 Carl Love <cel@us.ibm.com>
5073 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5074 for built-in functions
5075 vector signed char vec_nabs (vector signed char)
5076 vector signed short vec_nabs (vector signed short)
5077 vector signed int vec_nabs (vector signed int)
5078 vector signed long long vec_nabs (vector signed long long)
5079 vector float vec_nabs (vector float)
5080 vector double vec_nabs (vector double)
5081 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5083 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5084 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5085 * doc/extend.texi: Update the documentation file for the new built-in
5088 2017-01-16 Martin Sebor <msebor@redhat.com>
5090 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5093 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5095 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5096 UNSPEC_VSX__XXSPLTD to require special splat handling.
5098 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5101 * system.h: Poison strndup.
5103 2017-01-16 Alan Modra <amodra@gmail.com>
5106 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5109 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5111 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5113 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5116 call recog here. Assert that INSN_CODE (insn) is non-negative.
5118 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5121 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5123 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5124 in the currently scheduled RTL fragment.
5126 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5128 PR rtl-optimization/78751
5129 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5132 2017-01-14 Jeff Law <law@redhat.com>
5134 PR tree-optimization/79090
5135 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5136 variable length stores.
5137 (compute_trims): Delete dead assignment to *trim_tail.
5138 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5141 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5143 PR rtl-optimization/78626
5144 PR rtl-optimization/78727
5145 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5146 of a block, and split such blocks after everything else is finished.
5148 2017-01-14 Alan Modra <amodra@gmail.com>
5151 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5152 target legitimate_combined_insn.
5153 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5154 (rs6000_legitimate_combined_insn): New function.
5155 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5157 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5158 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5159 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5161 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5163 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5165 2017-01-13 Jeff Law <law@redhat.com>
5167 PR tree-optimization/33562
5168 PR tree-optimization/61912
5169 PR tree-optimization/77485
5170 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5172 (delete_dead_assignment): Likewise.
5173 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5174 statement to delete_dead_call and delete_dead_assignment.
5176 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5179 * substring-locations.c (format_warning_va): Strengthen case 1 so
5180 that both endpoints of the substring must be within the format
5181 range for just the substring to be printed.
5183 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5186 * config/i386/i386.c (ix86_target_string): Add missing options
5187 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5188 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5189 flags_other and ix86_target_other to flags2_other. Display unknown
5191 (ix86_valid_target_attribute_inner_p): Add missing options and
5192 reorder options by implied ISAs, as in ix86_target_string.
5194 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5196 * hash-table.h (hash_table::too_empty_p): New function.
5197 (hash_table::expand): Use it.
5198 (hash_table::traverse): Likewise.
5199 (hash_table::empty_slot): Use sizeof (value_type) instead of
5200 sizeof (PTR) to convert bytes to elements. Shrink the table
5201 if the current size is excessive for the current number of
5204 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5206 * ira-costs.c (record_reg_classes): Break from the inner loop
5207 early once alt_fail is known to be true. Update outer loop
5208 handling accordingly.
5210 2017-01-13 Jeff Law <law@redhat.com>
5212 * tree-ssa-dse.c (decrement_count): New function.
5213 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5214 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5215 when we know the partially dead statement is a mem* function.
5217 PR tree-optimization/61912
5218 PR tree-optimization/77485
5219 * tree-ssa-dse.c: Include expr.h.
5220 (maybe_trim_constructor_store): New function.
5221 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5223 PR tree-optimization/33562
5224 PR tree-optimization/61912
5225 PR tree-optimization/77485
5226 * doc/invoke.texi: Document new dse-max-object-size param.
5227 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5228 * tree-ssa-dse.c: Include params.h.
5229 (dse_store_status): New enum.
5230 (initialize_ao_ref_for_dse): New, partially extracted from
5232 (valid_ao_ref_for_dse, normalize_ref): New.
5233 (setup_live_bytes_from_ref, compute_trims): Likewise.
5234 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5235 (maybe_trim_partially_dead_store): Likewise.
5236 (maybe_trim_complex_store): Likewise.
5237 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5238 Track what bytes live from the original store. Return tri-state
5239 for dead, partially dead or live.
5240 (dse_dom_walker): Add constructor, destructor and new private members.
5241 (delete_dead_call, delete_dead_assignment): New extracted from
5243 (dse_optimize_stmt): Make a member of dse_dom_walker.
5244 Use initialize_ao_ref_for_dse.
5246 PR tree-optimization/33562
5247 PR tree-optimization/61912
5248 PR tree-optimization/77485
5249 * sbitmap.h (bitmap_count_bits): Prototype.
5250 (bitmap_clear_range, bitmap_set_range): Likewise.
5251 * sbitmap.c (bitmap_clear_range): New function.
5252 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5254 2017-01-13 Martin Liska <mliska@suse.cz>
5257 * function.c (set_cfun): Add new argument force.
5258 * function.h (set_cfun): Likewise.
5259 * ipa-inline-transform.c (inline_call): Use the function when
5260 strict alising from is dropped for function we inline to.
5262 2017-01-13 Richard Biener <rguenther@suse.de>
5264 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5265 for dumping GIMPLE INTEGER_CSTs.
5267 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5269 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5270 to 201112L since C++17.
5272 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5275 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5276 if -fsanitize=kernel-address is present.
5278 2017-01-13 Richard Biener <rguenther@suse.de>
5280 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5281 as _Literal ( type ) number in case usual suffixes do not
5282 preserve all information.
5284 2017-01-13 Richard Biener <rguenther@suse.de>
5286 PR tree-optimization/77283
5287 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5288 and ssa-iterators.h.
5289 (is_feasible_trace): Implement a cost model based on joiner
5292 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5295 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5296 char or short to __float128/_Float128 directly.
5298 2017-01-12 Martin Sebor <msebor@redhat.com>
5300 to -Wformat-overflow.
5301 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5302 (min_bytes_remaining): Same.
5303 (get_string_length): Same.
5304 (format_string): Same.
5305 (format_directive): Same.
5307 (pass_sprintf_length::handle_gimple_call): Same.
5309 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5311 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5312 info.nowrite calls with no lhs that can't throw. Return bool
5313 whether gsi_remove has been called or not.
5314 (pass_sprintf_length::handle_gimple_call): Return bool whether
5315 try_substitute_return_value called gsi_remove. Formatting fix.
5316 (pass_sprintf_length::execute): Don't use gsi_remove if
5317 handle_gimple_call returned true.
5320 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5321 be removed due to side-effects, don't remove following barrier nor
5322 turn the successor edge into fallthru edge.
5324 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5327 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5328 element-reversing loads and stores as not swappable.
5330 2017-01-12 Nathan Sidwell <nathan@acm.org>
5331 Nicolai Stange <nicstange@gmail.com>
5333 * combine.c (try_combine): Don't ignore result of overlap checking
5334 loop. Combine overlap & asm check into single loop.
5336 2017-01-12 Richard Biener <rguenther@suse.de>
5338 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5339 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5341 2017-01-12 Richard Biener <rguenther@suse.de>
5343 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5344 and TS_TARGET_OPTION directly derive from TS_BASE.
5345 * tree-core.h (tree_optimization_option): Derive from tree_base.
5346 (tree_target_option): Likewise.
5348 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.c (memory_address_length): Increase len
5351 only when rip_relative_addr_p returns false.
5353 2017-01-11 Julia Koval <julia.koval@intel.com>
5355 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5356 (OPTION_MASK_ISA_SGX_SET): New.
5357 (ix86_handle_option): Handle OPT_msgx.
5358 * config.gcc: Added sgxintrin.h.
5359 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5360 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5361 * config/i386/i386.c (ix86_target_string): Add -msgx.
5363 (ix86_option_override_internal): Handle new options.
5364 (ix86_valid_target_attribute_inner_p): Add sgx.
5365 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5366 * config/i386/i386.opt: Add msgx.
5367 * config/i386/sgxintrin.h: New file.
5368 * config/i386/x86intrin.h: Add sgxintrin.h.
5370 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5373 * fold-const.c (maybe_nonzero_address): Return 1 for function
5375 (tree_single_nonzero_warnv_p): Don't handle function local objects
5379 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5382 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5385 * opts.c: Include "spellcheck.h"
5386 (struct string_fragment): New struct.
5387 (struct edit_distance_traits<const string_fragment &>): New
5389 (get_closest_sanitizer_option): New function.
5390 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5392 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5394 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5396 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5397 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5398 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5399 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5400 for initial die_offset if dwarf_split_debug_info.
5401 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5402 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5404 (output_skeleton_debug_sections): Formatting fix. Use
5405 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5406 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5408 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5410 * config/arm/cortex-a53.md: Add bypasses for
5412 (cortex_a53_r2f): Only use for transfers.
5413 (cortex_a53_f2r): Likewise.
5414 (cortex_a53_r2f_cvt): Add reservation for conversions.
5415 (cortex_a53_f2r_cvt): Likewise.
5417 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5419 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5420 to all inlined functions, change static to extern.
5422 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5425 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5427 (arm_assemble_integer): Likewise.
5429 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5431 * config.gcc: Use new awk script to check CPU, FPU and architecture
5432 parameters for --with-... options.
5433 * config/arm/parsecpu.awk: New file
5434 * config/arm/arm-cpus.in: New file.
5435 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5437 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5439 * config/arm/t-arm: Update dependency rules.
5440 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5441 of processing .def files.
5442 * config/arm/genopt.sh: Deleted.
5443 * config/arm/gentune.sh: Deleted.
5444 * config/arm/arm-cores.def: Deleted.
5445 * config/arm/arm-arches.def: Deleted.
5446 * config/arm/arm-fpus.def: Deleted.
5447 * config/arm/arm-tune.md: Regenerated.
5448 * config/arm/arm-tables.opt: Regenerated.
5449 * config/arm/arm-cpu.h: New generated file.
5450 * config/arm/arm-cpu-data.h: New generated file.
5451 * config/arm/arm-cpu-cdata.h: New generated file.
5453 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5456 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5458 (input_varpool_node): Unpack dynamically_initialized bit.
5460 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5462 PR rtl-optimization/79032
5463 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5464 the alignment of the adjusted memory reference against that of MODE,
5465 instead of the alignment of the original memory reference.
5467 2017-01-11 Martin Jambor <mjambor@suse.cz>
5469 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5471 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5472 decorated functions.
5474 2017-01-11 Richard Biener <rguenther@suse.de>
5476 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5477 set range/nonnull info for PHI results. Do not set it on
5478 stmts marked for removal.
5480 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5482 * expr.c (store_field): In the bitfield case, fetch the return value
5483 from the registers before applying a single big-endian adjustment.
5484 Always do a final load for a BLKmode value not larger than a word.
5486 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5489 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5490 that we correctly handle column numbers greater than
5491 LINE_MAP_MAX_COLUMN_NUMBER.
5493 2017-01-10 Martin Sebor <msebor@redhat.com>
5496 * gimple-ssa-sprintf.c (get_destination_size): Call
5497 {init,fini}object_sizes.
5498 * tree-object-size.c (addr_object_size): Adjust.
5499 (pass_through_call): Adjust.
5500 (pass_object_sizes::execute): Adjust.
5501 * tree-object-size.h (fini_object_sizes): Declare.
5503 2017-01-10 Martin Sebor <msebor@redhat.com>
5505 PR tree-optimization/78775
5506 * builtins.c (get_size_range): Move...
5507 * calls.c: ...to here.
5508 (alloc_max_size): Accept zero argument.
5509 (operand_signed_p): Remove.
5510 (maybe_warn_alloc_args_overflow): Call get_size_range.
5511 * calls.h (get_size_range): Declare.
5513 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5515 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5516 from TI's devices.csv file as of September 2016.
5517 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5519 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5521 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5522 * doc/invoke.texi: Likewise.
5523 * doc/md.texi: Likewise.
5524 * doc/objc.texi: Likewise.
5526 2017-01-10 Joshua Conner <joshconner@google.com>
5528 * config/arm/fuchsia-elf.h: New file.
5529 * config/fuchsia.h: New file.
5530 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5531 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5533 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5535 2016-01-10 Richard Biener <rguenther@suse.de>
5537 PR tree-optimization/79034
5538 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5539 Propagate out degenerate PHIs in the joiner.
5541 2017-01-10 Martin Liska <mliska@suse.cz>
5543 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5544 (sort_congruence_classes_by_decl_uid): Likewise.
5545 (sort_congruence_class_groups_by_decl_uid): Likewise.
5546 (sem_item_optimizer::merge_classes): Sort class, groups in these
5547 classes and members in the groups by DECL_UID of declarations.
5548 This would make merge operations stable.
5550 2017-01-10 Martin Liska <mliska@suse.cz>
5552 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5553 usage of m_classes_vec.
5554 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5555 (sem_item_optimizer::get_group_by_hash): Likewise.
5556 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5557 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5558 (sem_item_optimizer::verify_classes): Likewise.
5559 (sem_item_optimizer::process_cong_reduction): Likewise.
5560 (sem_item_optimizer::dump_cong_classes): Likewise.
5561 (sem_item_optimizer::merge_classes): Likewise.
5562 * ipa-icf.h (congruence_class_hash): Rename from
5563 congruence_class_group_hash. Remove declaration of m_classes_vec.
5565 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5567 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5568 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5569 * config.gcc: Add avx512vpopcntdqintrin.h.
5570 * config/i386/avx512vpopcntdqintrin.h: New.
5571 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5572 * config/i386/i386-builtin-types.def: Add new types.
5573 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5574 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5575 __builtin_ia32_vpopcountq_v8di_mask): New.
5576 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5577 __AVX512VPOPCNTDQ__.
5578 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5579 (PTA_AVX512VPOPCNTDQ): Define.
5580 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5581 TARGET_AVX512VPOPCNTDQ_P): Define.
5582 * config/i386/i386.opt: Add mavx512vpopcntdq.
5583 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5584 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5586 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5589 * predict.def (PRED_CALL): Set to 67.
5591 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5593 * expr.c (store_field): In the bitfield case, if the value comes from
5594 a function call and is of an aggregate type returned in registers, do
5595 not modify the field mode; extract the value in all cases if the mode
5596 is BLKmode and the size is not larger than a word.
5598 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5601 * config/i386/cpuid.h: Fix undefined behavior.
5603 2017-01-04 Jeff Law <law@redhat.com>
5605 PR tree-optimization/79007
5606 PR tree-optimization/67955
5607 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5608 conservative for pt.null when flag_non_call_exceptions is on.
5610 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5612 PR translation/79019
5613 PR translation/79020
5614 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5615 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5616 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5618 * config/avr/avr.opt (maccumulate-args): Likewise.
5619 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5620 * common.opt (freport-bug): Likewise.
5621 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5622 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5623 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5624 translatable string.
5625 * config/i386/i386.c (function_value_32): Likewise.
5626 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5627 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5629 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5630 * common/config/msp430/msp430-common.c (msp430_handle_option):
5632 * symtab.c (symtab_node::verify_base): Likewise.
5633 * opts.c (set_debug_level): Likewise.
5634 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5635 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5636 missing whitespace to translatable strings.
5637 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5638 * config/sh/superh.h: Likewise.
5639 * config/i386/xopintrin.h: Likewise.
5640 * config/i386/znver1.md: Likewise.
5641 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5642 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5643 * double-int.h (struct double_int): Likewise.
5644 * double-int.c (div_and_round_double): Likewise.
5645 * wide-int.cc: Likewise.
5646 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5647 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5648 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5649 (crossjumps_occurred): ... this.
5650 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5653 PR tree-optimization/78899
5654 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5655 returning bool return struct loop *, NULL for failure and the new
5657 (versionable_outer_loop_p): Don't version outer loop if it has
5658 dont_vectorized bit set.
5659 (tree_if_conversion): When versioning outer loop, ensure
5660 tree_if_conversion is performed also on the inner loop of the
5661 non-vectorizable outer loop copy.
5662 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5663 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5664 prevent vectorization of it.
5665 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5666 the outer loop vectorization of the non-scalar version is attempted
5667 before vectorization of the inner loop in scalar version. If
5668 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5669 vectorization of its inner loop.
5670 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5671 has 2 inner loops, rename also on edges from bb whose single pred
5672 is outer_loop->header. Fix typo in function comment.
5674 2017-01-09 Martin Sebor <msebor@redhat.com>
5677 * asan.c (asan_emit_stack_protection): Increase local buffer size
5678 to avoid snprintf truncation warning.
5680 2017-01-09 Andrew Pinski <apinski@cavium.com>
5682 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5683 to reference thunderx2t99 for the tuning structure
5684 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5686 (thunderx2t99_extra_costs): This.
5687 * config/aarch64/aarch64-tune.md: Regenerate.
5688 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5689 (vulcan_addrcost_table): This.
5690 (vulcan_regmove_cost): Rename to ...
5691 (thunderx2t99_regmove_cost): This.
5692 (vulcan_vector_cost): Rename to ...
5693 (thunderx2t99_vector_cost): this.
5694 (vulcan_branch_cost): Rename to ...
5695 (thunderx2t99_branch_cost): This.
5696 (vulcan_tunings): Rename to ...
5697 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5698 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5700 2017-01-09 Martin Jambor <mjambor@suse.cz>
5704 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5705 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5706 (propagate_vr_accross_jump_function): Use the above function for all
5707 value range computations for pass-through jump functions and type
5708 converasion from explicit value range values.
5709 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5710 parameters from TYPE_ARG_TYPES.
5711 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5712 (ipa_write_node_info): Stream type of the actual argument.
5713 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5715 2017-01-09 Martin Liska <mliska@suse.cz>
5718 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5719 (lookup_compiler): Do not show error message with have_E.
5721 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5723 PR tree-optimization/78938
5724 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5725 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5726 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5727 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5730 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5732 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5735 2017-01-09 Richard Biener <rguenther@suse.de>
5737 PR tree-optimization/78997
5738 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5739 name condition properly.
5741 2017-01-09 Richard Biener <rguenther@suse.de>
5744 * dwarf2out.c (is_cxx): New overload with context.
5745 (is_naming_typedef_decl): Use it.
5747 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5749 * invoke.texi (Option Summary): Correct spacing in option lists
5750 and add line breaks to fix over-long lines.
5752 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5756 * extend.texi (Common Variable Attributes): Add xref to GCC
5757 Internals manual to explain mode attribute keywords.
5759 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5762 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5763 and Preprocessor Options.
5764 (Options for Linking): Document -pthread here....
5765 (RS/6000 and PowerPC Options): ...not here.
5766 (Solaris 2 Options): ...or here.
5767 * doc/cppopts.texi: Document -pthread.
5769 2017-01-08 Martin Sebor <msebor@redhat.com>
5772 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5773 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5774 New member functions.
5775 (format_directive): Used them.
5777 (pass_sprintf_length::handle_gimple_call): Same.
5778 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5779 to avoid truncation for any argument.
5780 (extract_affine_mul): Same.
5781 * tree.c (get_file_function_name): Same.
5783 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5786 * predict.def (PRED_INDIR_CALL): Set to 86.
5788 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5790 PR preprocessor/54124
5791 * doc/cppopts.texi: Reformat -d subtable to list the full name
5792 of the options. Add cross-reference to the docs for the general
5793 compiler -d options.
5794 * doc/invoke.texi (Developer Options): Add cross-reference to the
5795 preprocessor-specific -d option documentation.
5797 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5799 PR preprocessor/13498
5800 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5801 redudant material, and reflect new command-line options.
5802 (System Headers): Likewise.
5804 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5806 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5807 -isystem, and -idirafter. Copy-edit.
5808 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5809 default for -ftrack-macro-expansion. Delete obsolete and
5810 badly-formatted implementation details about -fdebug-cpp output.
5811 * doc/cppwarnopts.texi: Copy-edit.
5813 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5816 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5817 that the transition from a max line width >= 1<<10 to narrower
5818 lines works correctly.
5820 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5822 * doc/options.texi (PerFunction): New.
5823 * opt-functions.awk (switch_flags): Map both Optimization and
5824 PerFunction to CL_OPTIMIZATION.
5825 * opth-gen.awk: Test for PerFunction flag along with
5827 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5828 it only when the latter is present. Skip those that don't in
5829 the hash function generator.
5830 * common.opt (fvar-tracking): Mark as PerFunction instead of
5832 (fvar-tracking-assignments): Likewise.
5833 (fvar-tracking-assignments-toggle): Likewise.
5834 (fvar-tracking-uninit): Likewise.
5836 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5838 PR translation/79018
5839 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5842 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5845 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5846 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5847 TARGET_LONG_JUMP_TABLE_OFFSETS.
5848 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5849 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5850 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5851 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5852 * config/m68k/m68k.md (tablejump expander): Likewise.
5853 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5854 TARGET_LONG_JUMP_TABLE_OFFSETS.
5855 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5856 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5858 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5859 David Holsgrove <david.holsgrove@xilinx.com>
5861 * common/config/microblaze/microblaze-common.c
5862 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5863 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5865 * config/microblaze/microblaze.c (microblaze_must_save_register)
5866 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5868 (microblaze_eh_return): New function.
5869 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5870 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5871 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5872 * config/microblaze/microblaze.md (eh_return): New pattern.
5874 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5876 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5877 GCC_DIAGNOSTIC_STRINGIFY): Define.
5879 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5881 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5883 * config/arm/arm.md (<mcrr>): New.
5885 * config/arm/arm.c (arm_arch5te): New.
5886 (arm_option_override): Set arm_arch5te.
5887 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5889 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5890 (arm_mcrr_qualifiers): ... this. New.
5891 (MRRC_QUALIFIERS): Define to...
5892 (arm_mrrc_qualifiers): ... this. New.
5893 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5895 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5896 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5897 (MRRCI, mrrc, MRRC): New.
5898 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5899 VUNSPEC_MRRC2): New.
5901 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5903 * config/arm/arm.md (<mcr>): New.
5905 * config/arm/arm.c (arm_coproc_builtin_available): Add
5906 support for mcr, mrc, mcr2 and mrc2.
5907 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5908 (arm_mcr_qualifiers): ... this. New.
5909 (MRC_QUALIFIERS): Define to ...
5910 (arm_mrc_qualifiers): ... this. New.
5911 (MCR_QUALIFIERS): Define to ...
5912 (arm_mcr_qualifiers): ... this. New.
5913 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5915 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5916 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5917 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5920 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5922 * config/arm/arm.md (*ldc): New.
5926 * config/arm/arm.c (arm_coproc_builtin_available): Add
5927 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5928 (arm_coproc_ldc_stc_legitimate_address): New.
5929 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5930 'qualifier_const_pointer'.
5931 (LDC_QUALIFIERS): Define to...
5932 (arm_ldc_qualifiers): ... this. New.
5933 (STC_QUALIFIERS): Define to...
5934 (arm_stc_qualifiers): ... this. New.
5935 * config/arm/arm-protos.h
5936 (arm_coproc_ldc_stc_legitimate_address): New.
5937 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5938 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5939 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5940 stc2, stcl, stc2l): New.
5941 * config/arm/constraints.md (Uz): New.
5942 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5943 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5944 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5945 VUNSPEC_STC2L): New.
5947 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5949 * config/arm/arm.md (<cdp>): New.
5950 * config/arm/arm.c (neon_const_bounds): Rename this ...
5951 (arm_const_bounds): ... this.
5952 (arm_coproc_builtin_available): New.
5953 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5954 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5955 (CDP_QUALIFIERS): Define to...
5956 (arm_cdp_qualifiers): ... this. New.
5958 (arm_expand_builtin_args): Add case for 6 arguments.
5959 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5960 (arm_const_bounds): ... this.
5961 (arm_coproc_builtin_available): New.
5962 * config/arm/arm_acle.h (__arm_cdp): New.
5964 * config/arm/arm_acle_builtins.def (cdp): New.
5966 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5967 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5969 * config/arm/types.md (coproc): New.
5970 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5971 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5972 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5973 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5975 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5977 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5978 (UBINOP_QUALIFIERS): New.
5980 (acle_builtin_data): New. Change comment.
5981 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5982 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5983 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5984 arm_acle_builtins.def.
5985 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5986 (arm_init_acle_builtins): New.
5987 (CRC32_BUILTIN): Remove.
5988 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5989 crc32cb, crc32ch and crc32cw.
5990 (arm_init_crc32_builtins): Remove.
5991 (arm_init_builtins): Use arm_init_acle_builtins rather
5992 than arm_init_crc32_builtins.
5993 (arm_expand_acle_builtin): New.
5994 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5995 * config/arm/arm_acle_builtins.def: New.
5997 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5999 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
6000 (arm_builtin_datum): ... this.
6001 (arm_init_neon_builtin): Rename to ...
6002 (arm_init_builtin): ... this. Add a new parameters PREFIX
6003 and USE_SIG_IN_NAME.
6004 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
6005 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
6006 'arm_builtin_datum'.
6007 (arm_init_vfp_builtins): Likewise.
6008 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
6009 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
6010 (arm_expand_neon_args): Rename to ...
6011 (arm_expand_builtin_args): ... this. Rename builtin_arg
6012 enum values and differentiate between ARG_BUILTIN_MEMORY
6013 and ARG_BUILTIN_NEON_MEMORY.
6014 (arm_expand_neon_builtin_1): Rename to ...
6015 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
6016 values, arm_expand_builtin_args and add bool parameter NEON.
6017 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
6018 (arm_expand_vfp_builtin): Likewise.
6019 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
6021 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6024 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
6025 * predict.c (tree_estimate_probability_bb): Reverse direction of
6026 polymorphic call predictor.
6028 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6030 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6031 (determine_pass_name_match): ...this new function and...
6032 (should_skip_pass_p): ...this new function.
6034 2017-01-06 Nathan Sidwell <nathan@acm.org>
6036 * ipa-visibility.c (function_and_variable_visibility): Reformat
6037 comments and long lines. Remove extrneous if.
6038 * symtab.c (symtab_node::make_decl_local): Fix code format.
6039 (symtab_node::set_section_for_node): Fix comment typo.
6041 2017-01-06 Martin Liska <mliska@suse.cz>
6044 * lra-constraints.c: Rename invariant to lra_invariant.
6045 * predict.c (set_even_probabilities): Initialize e to NULL.
6047 2017-01-05 Martin Sebor <msebor@redhat.com>
6049 PR tree-optimization/78910
6050 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6051 (format_integer): Correct off-by-one error in the handling
6052 of precision with negative numbers in signed conversions..
6054 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6056 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6058 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6060 PR tree-optimization/71016
6061 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6062 factor_out_conditional_conversion. Formatting fix.
6063 (factor_out_conditional_conversion): Add cond_stmt argument.
6064 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6065 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6068 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6070 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6071 read-rtl-function.o, and selftest-rtl.o.
6072 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6073 (selftest::aarch64_test_loading_full_dump): New function.
6074 (selftest::aarch64_run_selftests): New function.
6075 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6076 selftest::aarch64_run_selftests.
6077 * config/i386/i386.c
6078 (selftest::ix86_test_loading_dump_fragment_1): New function.
6079 (selftest::ix86_test_loading_call_insn): New function.
6080 (selftest::ix86_test_loading_full_dump): New function.
6081 (selftest::ix86_test_loading_unspec): New function.
6082 (selftest::ix86_run_selftests): Call the new functions.
6083 * emit-rtl.c (maybe_set_max_label_num): New function.
6084 * emit-rtl.h (maybe_set_max_label_num): New decl.
6085 * function.c (instantiate_decls): Guard call to
6086 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6087 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6089 * gensupport.c (gen_reader::gen_reader): Pass "false"
6090 for new "compact" param of rtx_reader.
6091 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6092 rather than an empty string for NULL strings.
6093 * read-md.c: Potentially include config.h rather than bconfig.h.
6094 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6095 (have_error): New global, copied from errors.c.
6096 (md_reader::read_name): Rename to...
6097 (md_reader::read_name_1): ...this, adding "out_loc" param,
6098 and converting "missing name or number" to returning false, rather
6100 (md_reader::read_name): Reimplement in terms of read_name_1.
6101 (md_reader::read_name_or_nil): New function.
6102 (md_reader::read_string): Handle "(nil)" by returning NULL.
6103 (md_reader::md_reader): Add new param "compact".
6104 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6105 (md_reader::read_file): New method.
6106 * read-md.h (md_reader::md_reader): Add new param "compact".
6107 (md_reader::read_file): New method.
6108 (md_reader::is_compact): New accessor.
6109 (md_reader::read_name): Convert return type from void to file_location.
6110 (md_reader::read_name_or_nil): New decl.
6111 (md_reader::read_name_1): New decl.
6112 (md_reader::m_compact): New field.
6113 (noop_reader::noop_reader): Pass "false" for new "compact" param
6115 (rtx_reader::rtx_reader): Add new "compact" param.
6116 (rtx_reader::read_rtx_operand): Make virtual and convert return
6117 type from void to rtx.
6118 (rtx_reader::read_until): New decl.
6119 (rtx_reader::handle_any_trailing_information): New virtual function.
6120 (rtx_reader::postprocess): New virtual function.
6121 (rtx_reader::finalize_string): New virtual function.
6122 (rtx_reader::m_in_call_function_usage): New field.
6123 (rtx_reader::m_reuse_rtx_by_id): New field.
6124 * read-rtl-function.c: New file.
6125 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6126 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6127 (selftest::verify_three_block_rtl_cfg): New decl.
6128 * read-rtl-function.h: New file.
6129 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6130 For host, include function.h, memmodel.h, and emit-rtl.h.
6131 (one_time_initialization): New function.
6132 (struct compact_insn_name): New struct.
6133 (compact_insn_names): New array.
6134 (find_code): Handle insn codes in compact dumps.
6135 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6136 (bind_subst_iter_and_attr): Likewise.
6137 (add_condition_to_string): Likewise.
6138 (add_condition_to_rtx): Likewise.
6139 (apply_attribute_uses): Likewise.
6140 (add_current_iterators): Likewise.
6141 (apply_iterators): Likewise.
6142 (initialize_iterators): Guard usage of apply_subst_iterator with
6143 #ifdef GENERATOR_FILE.
6144 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6145 (md_reader::read_mapping): Likewise.
6146 (add_define_attr_for_define_subst): Likewise.
6147 (add_define_subst_attr): Likewise.
6148 (read_subst_mapping): Likewise.
6149 (check_code_iterator): Likewise.
6150 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6152 (one_time_initialization): New function.
6153 (rtx_reader::read_until): New method.
6154 (read_flags): New function.
6155 (parse_reg_note_name): New function.
6156 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6157 Handle reuse_rtx ids.
6158 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6159 Add parsing support for RTL dumps, mirroring the special-cases in
6160 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6161 values, and calling handle_any_trailing_information.
6162 (rtx_reader::read_rtx_operand): Convert return type from void
6163 to rtx, returning return_rtx. Handle case 'e'. Call
6164 finalize_string on XSTR and XTMPL fields.
6165 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6166 "(nil)" values were omitted. Call the postprocess vfunc on the
6168 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6169 class ctor. Initialize m_in_call_function_usage. Call
6170 one_time_initialization.
6171 * rtl-tests.c (selftest::test_uncond_jump): Call
6172 set_new_first_and_last_insn.
6173 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6174 * selftest-rtl.c: New file.
6175 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6176 (selftest::get_insn_by_uid): New decl.
6177 * selftest-run-tests.c (selftest::run_tests): Call
6178 read_rtl_function_c_tests.
6179 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6180 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6183 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6185 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6186 operands in a special way. Assert that pos+len <= mode precision.
6188 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6190 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6191 3 argument Alias with unlimited for the negative form.
6192 (fno-vect-cost-model): Removed.
6194 2017-01-05 Martin Liska <mliska@suse.cz>
6196 * hsa-gen.c (gen_hsa_divmod): New function.
6197 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6199 2017-01-05 Martin Liska <mliska@suse.cz>
6202 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6205 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6207 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6208 small constant length operands.
6210 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6212 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6213 between loop iterations.
6215 2017-01-05 Martin Liska <mliska@suse.cz>
6218 * gimplify.c (gimplify_decl_expr): Compare to
6219 asan_poisoned_variables instread of checking flags.
6220 (gimplify_target_expr): Likewise.
6221 (gimplify_expr): Likewise.
6222 (gimplify_function_tree): Conditionally initialize
6223 asan_poisoned_variables.
6225 2017-01-04 Jeff Law <law@redhat.com>
6227 PR tree-optimizatin/78812
6228 * rtl.h (contains_mem_rtx_p): Prototype.
6229 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6230 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6231 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6232 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6233 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6235 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6237 * input.c (assert_char_at_range): Default-initialize actual_range.
6239 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6241 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6242 to match the caller.
6244 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6246 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6247 insns after final jump in test to emit dummy move.
6249 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6251 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6252 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6254 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6256 * multiple_target.c (create_dispatcher_calls): Init e_next.
6257 * tree-ssa-loop-split.c (split_loop): Init border.
6258 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6261 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6266 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6267 (altivec_register_operand): Do not return true if the operand
6268 contains a SUBREG mixing SImode and SFmode.
6269 (vsx_register_operand): Likewise.
6270 (vsx_reg_sfsubreg_ok): New predicate.
6271 (vfloat_operand): Do not return true if the operand contains a
6272 SUBREG mixing SImode and SFmode.
6273 (vint_operand): Likewise.
6274 (vlogical_operand): Likewise.
6275 (gpc_reg_operand): Likewise.
6276 (int_reg_operand): Likewise.
6277 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6278 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6279 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6281 (rs6000_emit_move_si_sf_subreg): New helper function.
6282 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6283 fixup SUBREGs involving SImode and SFmode.
6284 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6285 numbers for the new peephole2 optimization.
6286 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6287 the GLIBC math library that do AND/IOR/XOR operations on single
6288 precision floating point.
6289 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6290 target macros to say whether we need to avoid SUBREGs mixing
6292 (TARGET_ALLOW_SF_SUBREG): Likewise.
6293 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6294 (UNSPEC_SI_FROM_SF): Likewise.
6295 (iorxor): Change spacing.
6296 (and_ior_xor): New iterator for AND, IOR, and XOR.
6297 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6298 (movdi_from_sf_zero_ext): Likewise.
6299 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6300 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6301 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6302 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6303 (fms<mode>4): Likewise.
6304 (fnma<mode>4): Likewise.
6305 (fnms<mode>4): Likewise.
6306 (nfma<mode>4): Likewise.
6307 (nfms<mode>4): Likewise.
6309 2017-01-04 Marek Polacek <polacek@redhat.com>
6312 * doc/invoke.texi: Document -Wpointer-compare.
6314 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6316 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6319 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6320 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6323 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6326 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6327 documentation of the powerpc_popcntb_ok attribute.
6328 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6329 code to issue warning messages if a requested CPU configuration is
6330 not supported by the binary (assembler and loader) toolchain.
6331 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6332 made to define a built-in function that has been disabled.
6333 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6334 made to define a built-in function that has been disabled.
6335 (altivec_init_builtins): Add comment explaining why definition
6336 of the DST built-in functions is not preceded by an assertion
6337 check. Add assertions to prevent ICE if attempts are made to
6338 define an altivec predicate or an abs* built-in function that has
6340 (htm_init_builtins): Add comment explaining why definition of the
6341 htm built-in functions is not preceded by an assertion check.
6343 2017-01-04 Jeff Law <law@redhat.com>
6345 PR tree-optimizatin/67955
6346 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6347 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6348 the points-to solution does not include pt_null. Use DECL_PT_UID
6351 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6353 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6354 Use gen_int_mode instead of gen_lopwart for const_int operands.
6356 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6358 PR tree-optimization/71563
6359 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6360 out of range value - has low bits known to be zero.
6362 2017-01-04 Alan Modra <amodra@gmail.com>
6364 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6365 * configure: Regenerate.
6366 * config.in: Regenerate.
6368 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6371 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6372 a substring of the message, but strcmp with the whole message. Ifdef
6373 ENABLE_NLS, translate the message first using dgettext.
6375 2017-01-03 Jeff Law <law@redhat.com>
6377 PR tree-optimizatin/78856
6378 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6379 (mark_threaded_blocks): Remove code to truncate thread paths that
6380 cross multiple loop headers. Instead invalidate the cached loop
6381 iteration information and handle case of a thread path walking
6382 into an irreducible region.
6384 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6387 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6388 assertions. Add support for doing the signbit if the IEEE 128-bit
6389 floating point value is in a GPR.
6390 * config/rs6000/rs6000.md (Fsignbit): Delete.
6391 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6392 Update the length attribute if the value is in a GPR.
6393 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6394 the sign or zero extension instruction, since the value is always 0/1.
6395 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6398 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6399 extracting SImode to a GPR register so that we can generate a
6400 store, limit the vector to be in a traditional Altivec register
6401 for the vextuwrx instruction.
6403 2017-01-03 Ian Lance Taylor <iant@google.com>
6405 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6407 2017-01-03 Martin Sebor <msebor@redhat.com>
6409 PR tree-optimization/78696
6410 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6411 precision. Use MPFR for %f for greater fidelity. Correct handling
6413 (pass_sprintf_length::compute_format_length): Set width and precision
6414 specified by asrerisk to void_node for vararg functions.
6415 (try_substitute_return_value): Adjust dump output.
6417 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6419 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6421 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6423 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6424 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6425 -mlra/-mno-lra was passed to the compiler.
6427 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6429 PR rtl-optimization/65618
6430 * emit-rtl.c (try_split): Move initialization of "before" and
6431 "after" to just before the call to emit_insn_after_setloc.
6433 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6435 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6437 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6439 * dwarf2out.c (gen_enumeration_type_die): When
6440 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6442 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6444 PR tree-optimization/78965
6445 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6446 Change first argument from const call_info & to call_info &. For %n
6447 set info.nowrite to false.
6450 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6451 possibly throwing calls.
6453 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6454 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6455 and fns handling, rather than in a separate case SSA_NAME.
6457 2017-01-02 Jeff Law <law@redhat.com>
6459 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6460 fixes for first_period and second_period variables.
6462 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6466 (*insvqi_1): New insn pattern.
6467 (*insvqi_1_mem_rex64): Ditto.
6469 (*insvqi_3): Rename from *insvqi.
6471 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6473 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6475 * doc/cfg.texi (Edges): Remove reference to Java.
6476 (Maintaining the CFG): Ditto.
6478 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6481 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6482 transparent aliases.
6484 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6487 * predict.def (PRED_CALL): Update hitrate.
6488 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6489 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6490 into direct/indirect/polymorphic variants.
6492 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6494 Update copyright years.
6496 * gcc.c (process_command): Update copyright notice dates.
6497 * gcov-dump.c (print_version): Ditto.
6498 * gcov.c (print_version): Ditto.
6499 * gcov-tool.c (print_version): Ditto.
6500 * gengtype.c (create_file): Ditto.
6501 * doc/cpp.texi: Bump @copying's copyright year.
6502 * doc/cppinternals.texi: Ditto.
6503 * doc/gcc.texi: Ditto.
6504 * doc/gccint.texi: Ditto.
6505 * doc/gcov.texi: Ditto.
6506 * doc/install.texi: Ditto.
6507 * doc/invoke.texi: Ditto.
6509 Copyright (C) 2017 Free Software Foundation, Inc.
6511 Copying and distribution of this file, with or without modification,
6512 are permitted in any medium without royalty provided the copyright
6513 notice and this notice are preserved.