1 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
4 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
5 (collect_checksum_attributes): Set it.
6 (die_checksum_ordered): Use it.
8 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10 PR tree-optimization/79908
11 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
12 change: For a VA_ARG whose LHS has been cast away, use
13 force_gimple_operand to construct the side effects.
15 2017-03-21 David Malcolm <dmalcolm@redhat.com>
18 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
19 more amenable to translation.
20 (oacc_loop_auto_partitions): Likewise.
22 2017-03-21 Marek Polacek <polacek@redhat.com>
23 Martin Sebor <msebor@redhat.com>
25 PR tree-optimization/80109
26 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
29 2017-03-21 Jakub Jelinek <jakub@redhat.com>
30 Segher Boessenkool <segher@kernel.crashing.org>
33 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
34 check reg_used_between_p between insn and one of succ or succ2
35 depending on if succ is artificial insn not inserted into insn
38 2017-03-21 Martin Liska <mliska@suse.cz>
41 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
42 * doc/gcc.texi: Include gcov-dump stuff.
43 * doc/gcov-dump.texi: New file.
45 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
47 PR rtl-optimization/79150
48 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
49 conditional jump, if the jump is the last insn of the loop.
51 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
52 Richard Biener <rguenth@suse.com>
54 PR tree-optimization/79908
55 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
56 been cast away, use force_gimple_operand to construct the side
59 2017-03-21 Martin Liska <mliska@suse.cz>
62 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
65 2017-03-21 Brad Spengler <spender@grsecurity.net>
68 * plugin.c (htab_hash_plugin): New function.
69 (add_new_plugin): Use it and adjust.
70 (parse_plugin_arg_opt): Adjust.
71 (init_one_plugin): Likewise.
73 2017-03-21 Richard Biener <rguenther@suse.de>
75 PR tree-optimization/80032
76 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
77 if set force the cleanup to happen unconditionally.
78 (gimplify_target_expr): Push inserted clobbers with force_uncond
79 to avoid them being removed by control-dependent DCE.
81 2017-03-21 Richard Biener <rguenther@suse.de>
83 PR tree-optimization/80122
84 * tree-inline.c (copy_bb): Do not expans va-arg packs or
85 va_arg_pack_len when the inlined call stmt requires pack
87 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
89 2017-03-21 Jakub Jelinek <jakub@redhat.com>
92 * tsan.c (instrument_builtin_call): If the memory model argument
93 is not a constant, assume it is valid.
96 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
99 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
101 PR rtl-optimization/79910
102 * combine.c (can_combine_p): Do not allow combining an I0 or I1
103 if its dest is used by an insn before I2 (other than the combined
104 insns themselves, which are properly handled already).
106 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
109 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
111 * combine.c (record_used_regs): New static function.
112 (try_combine): Handle situations where there is an additional
113 instruction between I2 and I3 which needs to have a LOG_LINK
117 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
119 * combine.c (try_combine): Delete redundant i1 test. Call
120 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
122 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
125 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
128 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
130 PR tree-optimization/80054
131 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
132 the optimization if a PHI or any of its arguments is not dominated
133 by the candidate's basis. Use gphi* rather than gimple* as
135 (replace_profitable_candidates): Clean up a gimple* variable that
136 should be a gphi* variable.
138 2017-03-20 Martin Sebor <msebor@redhat.com>
141 * doc/extend.texi (attribute constructor): Document present limitation.
143 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
146 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
147 __POWER9_VECTOR__ #ifdef control, change template definition to
148 use Power9-specific built-in function.
149 (vec_any_eq): Likewise.
150 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
151 to control outcomes from this test.
152 (vector_ae_<mode>p): For VEC_F modes, likewise.
154 2017-03-20 Ian Lance Taylor <iant@google.com>
156 * config/i386/i386.c (ix86_function_regparm): Save an extra
157 register for -fsplit-stack with DECL_STATIC_CHAIN.
159 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
162 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
163 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
165 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
167 * config/riscv/riscv.c (riscv_print_operand): Use "fence
169 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
172 2017-03-20 Marek Polacek <polacek@redhat.com>
175 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
177 2017-03-20 Richard Biener <rguenther@suse.de>
179 PR tree-optimization/80113
180 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
181 allocate extra SSA name for PHI def.
182 (add_close_phis_to_outer_loops): Likewise.
183 (add_close_phis_to_merge_points): Likewise.
184 (copy_loop_close_phi_args): Likewise.
185 (copy_cond_phi_nodes): Likewise.
187 2017-03-20 Martin Liska <mliska@suse.cz>
190 * tree-chkp.c (chkp_build_returned_bound): Do not build
191 returned bounds for a LHS that's not a BOUNDED_P type.
193 2017-03-20 Martin Liska <mliska@suse.cz>
197 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
198 COMPLEX_CST and VECTOR_CST.
200 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
203 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
204 target operand. A new splitter adds the clobber statement in case
205 the target operand is dead anyway.
207 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
209 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
210 to age-old versions of binutils and glibc.
212 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
214 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
216 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
218 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
220 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
222 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
223 requirement for binutils 2.13.
225 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
227 * combine.c (try_combine): Delete redundant i1 test. Call
228 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
230 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
232 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
233 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
235 <riscv64-*-elf>: Re-arrange section
236 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
237 <riscv32-*-linux>: Likewise.
238 <riscv64-*-elf>: Likewise
239 <riscv64-*-linux>: Likewise.
241 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
244 * aarch64.opt(verbose-cost-dump): Fix typo.
246 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
249 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
250 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
252 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
254 * reload.c (find_reloads): When reloading a nonoffsettable address,
255 use RELOAD_OTHER for it and its address reloads.
257 PR rtl-optimization/79910
258 * combine.c (record_used_regs): New static function.
259 (try_combine): Handle situations where there is an additional
260 instruction between I2 and I3 which needs to have a LOG_LINK
263 2017-03-17 Jeff Law <law@redhat.com>
265 PR tree-optimization/71437
266 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
267 conditional in the hash table first.
268 (vrp_dom_walker::before_dom_children): Extract condition from
269 ASSERT_EXPR. Record condition, its inverion and any implied
272 2017-03-17 Marek Polacek <polacek@redhat.com>
273 Markus Trippelsdorf <markus@trippelsdorf.de>
275 PR tree-optimization/80079
276 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
279 2017-03-17 Richard Biener <rguenther@suse.de>
282 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
283 Properly verify the LHS before the RHS possibly claims to be
285 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
288 2017-03-17 Martin Jambor <mjambor@suse.cz>
290 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
291 (List of -O2 options): Likewise.
292 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
295 2017-03-17 Tom de Vries <tom@codesourcery.com>
297 * gcov-dump.c (print_usage): Print bug_report_url.
299 2017-03-17 Richard Biener <rguenther@suse.de>
302 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
303 (parser::peek): Likewise.
305 2017-03-17 Richard Biener <rguenther@suse.de>
307 PR tree-optimization/80048
308 * sese.c (free_sese_info): Properly release rename_map and
309 copied_bb_map elements.
311 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
313 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
314 Add linked-list forward and backlinks. Insert on
315 construction, remove on destruction.
316 (class pass_store_merging): Add m_stores_head field.
317 (pass_store_merging::terminate_and_process_all_chains):
318 Iterate over m_stores_head list.
319 (pass_store_merging::terminate_all_aliasing_chains):
321 (pass_store_merging::execute): Check for debug stmts first.
322 Push new chains onto the m_stores_head stack.
324 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
327 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
328 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
329 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
331 2017-03-16 Jeff Law <law@redhat.com>
333 PR tree-optimization/71437
334 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
335 member function. Implementation moved into after_dom_children
336 member function and into the threader's thread_outgoing_edges
338 (dom_opt_dom_walker::after_dom_children): Simplify by moving
339 some code into new thread_outgoing_edges.
340 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
341 definition. Simplify marker handling (do it here). Assume we always
342 have the available expression and the const/copies tables.
343 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
345 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
346 * tree-vrp.c (equiv_stack): No longer file scoped.
347 (vrp_dom_walker): New class.
348 (vrp_dom_walker::before_dom_children): New member function.
349 (vrp_dom_walker::after_dom_children): Likewise.
350 (identify_jump_threads): Setup domwalker. Use it rather than
351 walking edges in a random order by hand. Simplify setup/finalization.
352 (finalize_jump_threads): Remove.
353 (vrp_finalize): Do not call identify_jump_threads here.
354 (execute_vrp): Do it here instead and call thread_through_all_blocks
357 PR tree-optimization/71437
358 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
360 (simplify_stmt_for_jump_threading): Add basic_block argument. All
362 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
363 (dom_opt_dom_walker::thread_across_edge): Remove
364 handle_dominating_asserts argument. All callers changed.
365 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
366 changes. Remove calls to lhs_of_dominating_assert. Other
367 uses of handle_dominating_asserts turn into unconditional code
368 (simplify_control_stmt_condition_1): Likewise.
369 (simplify_control_stmt_condition): Likewise.
370 (thread_through_normal_block, thread_across_edge): Likewise.
371 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
372 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
373 object if it is not an SSA_NAME.
374 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
375 before calling into the VRP specific simplifiers.
376 (identify_jump_threads): Remove handle_dominating_asserts
379 2017-03-16 Jakub Jelinek <jakub@redhat.com>
382 * tree-diagnostic.c (default_tree_printer): No longer static.
383 * tree-diagnostic.h (default_tree_printer): New prototype.
385 2017-03-16 Tamar Christina <tamar.christina@arm.com>
387 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
388 Change ins into fmov.
390 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
392 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
393 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
394 Use h_con constraint for operand 1.
395 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
396 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
398 2017-03-15 Jeff Law <law@redhat.com>
400 PR tree-optimization/71437
401 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
402 (record_temporary_equivalences): Use it.
404 PR tree-optimization/71437
405 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
406 tree-ssa-scopedtables.
407 (lookup_avail_expr, build_and_record_new_cond): Likewise.
408 (record_conditions, record_cond, vuse_eq): Likewise.
409 (record_edge_info): Adjust to API tweak of record_conditions.
410 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
411 (record_temporary_equivalences, optimize_stmt): Likewise.
412 (eliminate_redundant_computations): Likewise.
413 (record_equivalences_from_stmt): Likewise.
414 * tree-ssa-scopedtables.c: Include options.h and params.h.
415 (vuse_eq): New function, moved from tree-ssa-dom.c
416 (build_and_record_new_cond): Likewise.
417 (record_conditions): Likewise. Accept vector of conditions rather
418 than edge_equivalence structure for first argument.
419 for the first argument.
420 (avail_exprs_stack::lookup_avail_expr): New member function, moved
422 (avail_exprs_stack::record_cond): Likewise.
423 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
425 (avail_exprs_stack): Add new member functions lookup_avail_expr
427 (record_conditions): Declare.
429 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
432 * lra-constraints.c (process_alt_operands): Increase reject for
433 reloading an input/output operand.
435 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
438 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
439 insns to convert from signed/unsigned char/short to IEEE 128-bit
441 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
443 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.c (ix86_vector_duplicate_value): Create
447 subreg of inner mode for values already in registers.
449 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
451 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
452 iteration reg is used after the loop.
454 2017-03-14 Martin Sebor <msebor@redhat.com>
456 PR tree-optimization/79800
457 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
458 precision in negative-positive range.
459 (format_floating): Call non-const overload with adjusted precision.
461 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
464 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
467 2017-03-14 Martin Sebor <msebor@redhat.com>
470 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
471 * builtins.def (aligned_alloc): Use it.
474 * Makefile.in (GTFILES): Add calls.c.
475 * calls.c: Include "gt-calls.h".
477 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
479 PR rtl-optimization/79728
480 * regs.h (struct target_regs): New field
481 x_contains_allocatable_regs_of_mode.
482 (contains_allocatable_regs_of_mode): New macro.
483 * reginfo.c (init_reg_sets_1): Initialize it, and change
484 contains_reg_of_mode so it includes global regs as well.
485 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
486 rather than contains_regs_of_mode.
488 2017-03-14 Martin Liska <mliska@suse.cz>
490 * doc/invoke.texi: Document options that can't be combined with
491 -fcheck-pointer-bounds.
493 2017-03-14 Martin Liska <mliska@suse.cz>
496 * doc/invoke.texi (-Wchkp): Document the option.
498 2017-03-14 Martin Liska <mliska@suse.cz>
500 * Makefile.in: Install gcov-dump.
502 2017-03-14 Martin Liska <mliska@suse.cz>
504 * multiple_target.c (expand_target_clones): Bail out for
505 an invalid attribute.
507 2017-03-14 Richard Biener <rguenther@suse.de>
509 * alias.c (struct alias_set_entry): Pack properly.
510 * cfgloop.h (struct loop): Likewise.
511 * cse.c (struct set): Likewise.
512 * ipa-utils.c (struct searchc_env): Likewise.
513 * loop-invariant.c (struct invariant): Likewise.
514 * lra-remat.c (struct cand): Likewise.
515 * recog.c (struct change_t): Likewise.
516 * rtl.h (struct address_info): Likewise.
517 * symbol-summary.h (function_summary): Likewise.
518 * tree-loop-distribution.c (struct partition): Likewise.
519 * tree-object-size.c (struct object_size_info): Likewise.
520 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
521 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
522 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
523 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
524 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
525 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
526 (struct _stmt_vec_info): Likewise.
528 2017-03-14 Martin Liska <mliska@suse.cz>
531 * multiple_target.c (create_dispatcher_calls): Check that
532 a target can create a function dispatcher.
534 2017-03-14 Martin Liska <mliska@suse.cz>
537 * multiple_target.c (expand_target_clones): Drop local.local
538 flag for default implementation.
540 2017-03-14 Richard Biener <rguenther@suse.de>
542 PR tree-optimization/80030
543 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
545 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
547 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
548 gcc_fallthrough() instead of __attribute__((fallthrough));
550 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
552 * doc/gcc.texi: Remove "up" link to (DIR).
553 * doc/gccint.texi: Ditto.
555 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
557 * doc/install.texi (Specific) <avr>: Remove reference to
560 2017-03-13 Jeff Law <law@redhat.com>
562 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
563 attribute rather than comments.
565 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
566 match_scratch operand is highest.
568 2017-03-13 Martin Liska <mliska@suse.cz>
571 * ipa-pure-const.c (warn_function_noreturn): If the declarations
572 is a CHKP clone, use original declaration.
574 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
576 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
577 (arc_conditional_register_usage): Use a different allocation order
578 when optimizing for size.
579 * common/config/arc/arc-common.c (arc_option_optimization_table):
580 Section anchors default on when optimizing for size.
582 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
584 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
586 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
588 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
589 * config/arc/arc.md (cpu_facility): Add cd variant.
590 (*movqi_insn): Add code density variant.
591 (*movhi_insn): Likewise.
592 (*movqi_insn): Likewise.
593 (*addsi3_mixed): Likewise.
594 (subsi3_insn): Likewise.
596 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
598 * config/arc/arc.md (movsi_cond_exec): Update constraint.
600 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
602 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
603 expressions with MINUS and UNARY ops.
605 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
608 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
610 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
611 between vec_select and vector argument.
612 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
613 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
614 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
615 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
616 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
617 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
619 2017-03-13 Richard Biener <rguenther@suse.de>
622 * params.def (vect-max-peeling-for-alignment): Fix typo.
624 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
626 * doc/install.texi (Specific) <mips-*-*>: Remove description of
627 issue that only occurred with binutils below 2.18.
629 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
631 * doc/install.texi (Specific) <cris-axis-elf>: No longer
632 refer to binutils 2.11/2.12 minimum.
634 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
636 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
637 ftp.kernel.org and simplify binutils requirement.
639 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
641 * doc/invoke.texi (Warning Options): Fix spelling of link-time
643 (Optimize Options): Ditto. Also remove redundancy.
645 2017-03-10 David Malcolm <dmalcolm@redhat.com>
648 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
650 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
651 to G_ to avoid double translation.
653 2017-03-10 David Malcolm <dmalcolm@redhat.com>
656 * auto-profile.c (get_combined_location): Convert leading
657 character of diagnostics to lower case and remove trailing period.
658 (read_profile): Likewise for various diagnostics.
659 * config/arm/arm.c (arm_option_override): Remove trailing period
660 from various diagnostics.
661 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
662 (msp430_expand_delay_cycles): Likewise.
664 2017-03-10 David Malcolm <dmalcolm@redhat.com>
667 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
668 full command-line argument, rather than just "str".
669 (aarch64_validate_march): Likewise.
670 (aarch64_validate_mtune): Likewise.
672 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
674 PR rtl-optimization/78911
675 * lra-assigns.c (must_not_spill_p): New function.
678 2017-03-10 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimization/79981
681 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
682 ATOMIC_COMPARE_EXCHANGE ifn result.
683 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
684 IFN_ATOMIC_COMPARE_EXCHANGE.
686 2017-03-10 David Malcolm <dmalcolm@redhat.com>
689 * opts.c (parse_sanitizer_options): Add missing question mark to
690 "did you mean" message.
692 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
694 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
696 (VMULEUH_UNS): Likewise.
697 (VMULOUB_UNS): Likewise.
698 (VMULOUH_UNS): Likewise.
699 * config/rs6000/rs6000.c (builtin_function_type): Remove
700 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
702 2017-03-10 David Malcolm <dmalcolm@redhat.com>
705 * read-rtl-function.c (function_reader::read_rtx_operand): Update
706 x with result of extra_parsing_for_operand_code_0.
707 (function_reader::extra_parsing_for_operand_code_0): Convert
708 return type from void to rtx, returning x. When reading
709 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
710 larger size containing struct block_symbol.
712 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
715 -mfloat128-hardware without -m64.
717 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
720 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
721 entries to the case statement that marks unsigned arguments to
722 overloaded functions.
724 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
726 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
727 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
729 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
732 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
733 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
735 2017-03-10 Martin Liska <mliska@suse.cz>
739 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
740 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
743 2017-03-10 Olivier Hainque <hainque@adacore.com>
745 * tree-switch-conversion (array_value_type): Start by resetting
746 candidate type to it's main variant.
748 2017-03-10 Jakub Jelinek <jakub@redhat.com>
750 PR rtl-optimization/79909
751 * combine.c (try_combine): Use simplify_replace_rtx on individual
752 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
753 of the whole CALL_INSN_FUNCTION_USAGE.
755 PR tree-optimization/79972
756 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
757 get_range_info on SSA_NAMEs. Formatting fixes.
759 2017-03-10 Richard Biener <rguenther@suse.de>
760 Jakub Jelinek <jakub@redhat.com>
762 PR tree-optimization/77975
763 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
765 (get_val_for): For constant x return it. Formatting fix.
766 (loop_niter_by_eval): Avoid pointless looping if the next iteration
767 would use the same bases as the current one.
769 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
771 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
772 instead of vec_select for V1TImode.
773 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
775 (VSX_LE_128): Add V1TI to this mode iterator.
776 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
777 (*vsx_le_perm_store_<mode>): Likewise.
778 (pre-reload splitter for VSX stores): Likewise.
779 (post-reload splitter for VSX stores): Likewise.
780 (*vsx_xxpermdi2_le_<mode>): Likewise.
781 (*vsx_lxvd2x2_le_<mode>): Likewise.
782 (*vsx_stxvd2x2_le_<mode>): Likewise.
784 2017-03-09 Michael Eager <eager@eagercon.com>
786 Correct failures with --enable-checking=yes,rtl.
788 * config/microblaze/microblaze.c (microblaze_expand_shift):
789 Replace GET_CODE test with CONST_INT_P and INTVAL test with
791 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
792 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
794 2017-03-09 Richard Biener <rguenther@suse.de>
796 PR tree-optimization/79977
797 * graphite-scop-detection.c (scop_detection::merge_sese):
798 Handle the case of extra exits to blocks dominating the entry.
800 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
802 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
805 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
807 PR rtl-optimization/79949
808 * lra-constraints.c (process_alt_operands): Check memory when
809 trying to predict a cycle. Print about the overall increase.
811 2017-03-09 Richard Biener <rguenther@suse.de>
814 * gimple-expr.c (useless_type_conversion_p): Preserve
815 TYPE_SATURATING for fixed-point types.
817 2017-03-09 Richard Biener <rguenther@suse.de>
820 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
821 alignment of BLKmode params.
823 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
826 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
827 (VALL_NO_V2Q): Likewise.
829 * config/aarch64/aarch64-simd.md
830 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
832 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
833 VALL_NO_V2Q mode iterator.
834 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
836 2017-03-09 Martin Liska <mliska@suse.cz>
838 PR tree-optimization/79631
839 * tree-chkp-opt.c (chkp_is_constant_addr): Call
840 tree_int_cst_sign_bit just for INTEGER constants.
842 2017-03-09 Martin Liska <mliska@suse.cz>
846 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
849 2017-03-09 Marek Polacek <polacek@redhat.com>
852 * tree.c (inchash::add_expr): Handle TREE_VEC.
854 2017-03-09 Martin Liska <mliska@suse.cz>
857 (chkp_narrow_size_and_offset): New function.
858 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
859 (void chkp_parse_bit_field_ref): New function.
860 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
861 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
863 2017-03-09 Martin Liska <mliska@suse.cz>
866 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
867 (chkp_find_bounds_1): Remove gcc_unreachable.
869 2017-03-09 Jakub Jelinek <jakub@redhat.com>
872 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
873 BUILT_IN_SYNC*, determine the access type from the size suffix and
874 always build a MEM_REF with that type. Handle forgotten
875 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
878 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
879 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
880 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
881 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
882 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
883 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
884 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
885 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
886 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
887 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
888 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
889 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
890 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
891 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
892 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
893 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
894 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
895 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
896 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
897 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
898 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
899 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
900 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
901 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
902 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
903 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
904 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
905 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
906 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
907 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
908 definitions outside of __OPTIMIZE__ guarded section.
911 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
912 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
913 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
914 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
917 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
919 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
920 ("vfenez<mode>"): Add missing constraints.
922 2017-03-08 Martin Sebor <msebor@redhat.com>
925 * config/nds32/nds32.c (nds32_option_override):
927 2017-03-08 Jakub Jelinek <jakub@redhat.com>
930 * gimplify.c (gimplify_omp_for): Replace index var in outer
931 taskloop statement with an artificial variable and add
932 OMP_CLAUSE_PRIVATE clause for it.
934 2017-03-08 Richard Biener <rguenther@suse.de>
936 PR tree-optimization/79955
937 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
938 for accesses that are completely outside of the variable.
940 2017-03-08 Andrew Haley <aph@redhat.com>
942 PR tree-optimization/79943
943 * tree-ssa-loop-split.c (compute_new_first_bound): When
944 calculating the new upper bound, (END-BEG) should be added, not
947 2017-03-08 Jakub Jelinek <jakub@redhat.com>
949 * config/avr/avr.md (setmemhi): Make sure match_dup
950 operand number comes before match_scratch.
952 2017-03-08 Richard Biener <rguenther@suse.de>
954 PR tree-optimization/79920
955 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
956 with ncopies == 1 to ...
957 (vect_transform_slp_perm_load): ... here. Properly compute
958 all element loads by iterating VF times over the group. Do
959 not handle ncopies (computed in a broken way) in
960 vect_create_mask_and_perm.
962 2017-03-08 Jakub Jelinek <jakub@redhat.com>
965 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
966 is a uniform vector, use uniform_vector_p return value instead of
967 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
969 2017-03-07 Marek Polacek <polacek@redhat.com>
972 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
973 (alloca_call_type): Likewise.
975 2017-03-07 Martin Liska <mliska@suse.cz>
977 * gcov.c (process_args): Put comment to correct location.
979 2017-03-07 Martin Liska <mliska@suse.cz>
982 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
983 Use array_at_struct_end_p instead of DECL_CHAIN (field).
984 (chkp_narrow_bounds_for_field): Likewise.
985 (chkp_parse_array_and_component_ref): Pass one more argument to
988 2017-03-07 Richard Biener <rguenther@suse.de>
990 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
993 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
995 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
996 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
998 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1001 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1002 to end of description.
1003 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1005 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1007 PR rtl-optimization/79901
1008 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1010 (*avx512f_<code><mode>3<mask_name>): ... this.
1011 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1012 iterator instead of VI8_AVX2_AVX512BW.
1014 PR rtl-optimization/79901
1015 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1016 min/max expander, expand it using expand_vec_cond_expr.
1019 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1022 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1025 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1026 to void * for PCH reasons.
1027 * dwarf2out.c (output_loc_operands, output_die): Cast
1028 v.val_vec.array to unsigned char *.
1030 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1033 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1036 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1038 PR rtl-optimization/79571
1039 * lra-constraints.c (process_alt_operands): Calculate static
1040 reject and subtract it from overall when only addresses will be
1043 2017-03-06 Julia Koval <julia.koval@intel.com>
1046 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1047 incoming stack boundary to 128 for 64-bit targets.
1049 2017-03-06 Richard Biener <rguenther@suse.de>
1051 PR tree-optimization/79894
1052 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1053 to NULL after folding it.
1055 2017-03-06 Richard Biener <rguenther@suse.de>
1057 PR tree-optimization/79824
1058 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1059 check disabling peeling for gaps.
1061 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1063 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1064 attributes): Document gettimeofday.
1066 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1068 * config/s390/s390.c (s390_option_override_internal): Set
1069 PARAM_MIN_VECT_LOOP_BOUND
1071 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1073 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1074 * config/s390/s390.md: Likewise.
1076 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1079 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1080 (<avx2_avx512>_perm<mode>): Rename to ...
1081 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1083 (<avx512>_perm<mode>_mask): Rename to ...
1084 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1086 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1087 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1088 instead of VI8F_256_512.
1089 (avx512f_perm<mode>): New define_expand.
1090 (avx512f_perm<mode>_mask): Likewise.
1091 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1092 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1094 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1096 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1097 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1099 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1101 2017-03-06 Martin Liska <mliska@suse.cz>
1104 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1105 when having a SSA NAME w/o VAR_DECL assigned to it.
1107 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1109 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1110 msa_dpsub_<su>_d): Fix MODE for vec_select.
1112 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1114 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1116 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1118 2017-03-06 Richard Biener <rguenther@suse.de>
1120 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1121 * plugin.c (register_plugin_info): Likewise.
1122 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1124 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1126 * config/i386/sse.md (sse_storehps, sse_storelps,
1127 avx_<castmode><avxsizesuffix>_<castmode>,
1128 avx512f_<castmode><avxsizesuffix>_<castmode>,
1129 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1130 in condition that at least one operand is not a MEM.
1132 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1135 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1136 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1138 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1139 gimple_call_nothrow_p flag based on whether original builtin can throw.
1140 If it can, emit following stmts on the fallthrough edge.
1141 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1142 don't create new bb if inserting just debug stmts on the edge, try to
1143 insert them on the fallthru bb or just reset debug stmts.
1145 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1148 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1149 restore recog_data (including the operand rtxes inside it) around
1150 the call to get_insn_template.
1152 2017-03-03 Martin Sebor <msebor@redhat.com>
1154 PR tree-optimization/79699
1155 * context.c (context::~context): Free MPFR caches to avoid
1156 a memory leak on program exit.
1158 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1160 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1161 Use wide_int::ulow () instead of .elt (0).
1163 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1166 (*pushxf): Limit oF constraint to 32bit targets and add oC
1167 constraint for 64bit targets.
1168 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1169 (*pushdf): Change rmF constraint to rmC.
1171 2017-03-03 Martin Liska <mliska@suse.cz>
1173 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1174 Remove unused variable.
1176 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1179 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1180 is a memory operand, increase num_memory.
1181 (ix86_expand_args_builtin): Likewise.
1183 2017-03-03 Jan Hubicka <jh@suse.cz>
1186 * ipa-devirt.c (maybe_record_node): Properly handle
1187 __cxa_pure_virtual visibility.
1189 2017-03-03 Martin Liska <mliska@suse.cz>
1191 PR tree-optimization/79803
1192 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1194 (pass_loop_prefetch::execute): Disabled optimization if an
1195 assumption about L1 cache size is not met.
1197 2017-03-03 Martin Liska <mliska@suse.cz>
1199 PR rtl-optimization/79574
1200 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1201 (hash_scan_set): Likewise.
1202 (dump_hash_table): Likewise.
1203 (hoist_code): Likewise.
1205 2017-03-03 Richard Biener <rguenther@suse.de>
1207 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1208 in place of uhigh ().
1209 (fixed_convert_from_real): Likewise.
1211 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1216 2017-03-03 Richard Biener <rguenther@suse.de>
1219 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1220 TYPE_OVERFLOW_UNDEFINED check.
1222 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1224 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1226 (vector_ae_<mode>_p): Likewise.
1227 (vector_nez_<mode>_p): Likewise.
1228 (vector_ne_v2di_p): Likewise.
1229 (vector_ae_v2di_p): Likewise.
1230 (vector_ne_<mode>_p): Likewise.
1231 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1233 (vsx_tsqrt<mode>2_fe): Likewise.
1235 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1240 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1242 PR rtl-optimization/79780
1243 * cprop.c (one_cprop_pass): When second and further conditional trap
1244 in a single basic block is turned into an unconditional trap, turn it
1245 into a deleted note to avoid RTL verification failures.
1247 2017-03-02 Richard Biener <rguenther@suse.de>
1249 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1251 2017-03-02 Richard Biener <rguenther@suse.de>
1253 PR tree-optimization/79345
1255 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1256 param and abort the walk, returning -1 if it is hit.
1257 (walk_aliased_vdefs): Take a limit param and pass it on.
1258 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1259 defaulting to 0 and return a signed int.
1260 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1261 (check_defs): New helper.
1262 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1263 about uninitialized memory.
1264 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1265 bogus uninitialized warning.
1266 (fixed_convert_from_real): Likewise.
1268 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1270 PR tree-optimization/66768
1271 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1272 iv_use if base object can't be determined.
1274 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1276 PR tree-optimization/79345
1277 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1278 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1279 (get_pattern_stats): Initialize it.
1280 * genemit.c (gen_expand): Verify match_scratch numbers come after
1281 match_operand/match_dup numbers.
1282 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1283 match_scratch numbers.
1284 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1286 * config/s390/s390.md (trunctdsd2): Likewise.
1288 2017-03-02 Richard Biener <rguenther@suse.de>
1290 * wide-int.h (wide_int_storage::operator=): Implement in terms
1293 2017-03-02 Richard Biener <rguenther@suse.de>
1295 PR tree-optimization/79777
1296 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1297 the to insert expression to sth existing.
1299 2017-03-01 Martin Sebor <msebor@redhat.com>
1302 * gimple-ssa-sprintf.c
1303 (directive::known_width_and_precision): New function.
1304 (format_integer): Use it.
1305 (get_mpfr_format_length): Consider the full range of precision
1306 when computing %g output with the # flag. Set the likely byte
1307 count to 3 rather than 1 when precision is indeterminate.
1308 (format_floating): Correct the lower bound of precision.
1310 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1312 * doc/invoke.texi: Document default code model for 64-bit Linux.
1314 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1317 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1318 udiv rather than div since input pattern is unsigned.
1320 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.c (print_reg): Warn for values of
1323 unsupported size in integer register.
1325 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1328 * config/rs6000/predicates.md (current_file_function_operand): Do
1329 not allow self calls to be local if the function is replaceable.
1331 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1334 * config/rs6000/altivec.h (vec_ctz and others): Change the
1335 preprocessor macro that controls conditional compilation from
1336 _ARCH_PWR9 to __POWER9_VECTOR__.
1337 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1338 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1339 control (instead of _ARCH_PWR9 control) so that template
1340 definition uses power9-specific function.
1341 (vec_any_eq): Likewise.
1342 (vec_all_ne): Change macro definition to use a power9-specific
1343 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1344 _ARCH_PWR9 control).
1345 (vec_any_eq) Likewise.
1346 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1347 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1348 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1349 support for xvcmpnedp instruction.
1350 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1351 macro expansion so that Power9 implementation of vec_all_ne does
1352 not use the AltiVec predicate framework.
1353 (VCMPNEH_P): Likewise.
1354 (VCMPNEW_P): Likewise.
1355 (VCMPNED_P): Likewise.
1356 (VCMPNEFP_P): Likewise.
1357 (VCMPNEDP_P): Likewise.
1358 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1359 implementation of vec_any_eq to not use AltiVec predicate
1361 (VCMPAEH_P): Likewise.
1362 (VCMPAEW_P): Likewise.
1363 (VCMPAED_P): Likewise.
1364 (VCMPAEFP_P): Likewise.
1365 (VCMPAEDP_P): Likewise.
1366 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1367 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1368 not use the AltiVec predicate framework.
1369 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1370 of vec_any_eq to not use AltiVec predicate framework.
1371 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1372 support for predefined __POWER9_VECTOR__ macro to indicate that
1373 Power9 instruction selection is enabled.
1374 (altivec_overloaded_builtins): Remove extraneous
1375 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1376 function argument types RS6000_BTI_bool_V16QI and
1377 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1378 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1379 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1380 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1381 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1382 Power9 for implementations of vec_cmpne. Change the signature for
1383 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1384 (representing vec_all_ne) to remove the previously described first
1385 argument of type RS6000_BTI_INTSI, as this was an artifact of
1386 reliance on the AltiVec predicate framework, which is no longer
1387 used in the implementation of these functions. Add
1388 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1389 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1390 since, unlike the AltiVec predicate framework implementation, we
1391 do not share function descriptors between vec_alle and vec_anyeq.
1392 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1393 set of modes that receive special treatment even when
1394 TARGET_P9_VECTOR is true. The special treatment emits code that
1395 does not depend on Power9 instructions.
1396 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1397 define_expand to not rely on AltiVec predicate framework.
1398 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1400 (vector_ne_v2di_p): Change this define_expand to not rely on
1401 AltiVec predicate framework.
1402 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1404 (vector_ne_<mode>_p): Change this define_expand to not rely on
1405 AltiVec predicate framework.
1406 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1408 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1409 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1410 define_insn pattern.
1411 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1412 define_insn pattern because the xvcmpne<VSs>. instruction is not
1414 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1415 instruction is not supported.
1417 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1419 * config/nvptx/nvptx.c: Include intl.h.
1421 2017-03-01 Martin Jambor <mjambor@suse.cz>
1424 * ipa-prop.h (ipa_bits): Removed field known.
1425 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1426 to pointers. Adjusted their comments to warn about their sharing.
1427 (ipcp_transformation_summary): Change bits to a vector of pointers.
1428 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1429 (ipa_get_ipa_bits_for_value): Declare.
1430 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1431 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1432 (ipa_bits_hash_table): Likewise.
1433 (ipa_vr_ggc_hash_traits): Likewise.
1434 (ipa_vr_hash_table): Likewise.
1435 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1436 being pointers and vr_known being removed.
1437 (ipa_set_jf_unknown): Likewise.
1438 (ipa_get_ipa_bits_for_value): New function.
1439 (ipa_set_jfunc_bits): Likewise.
1440 (ipa_get_value_range): New overloaded functions.
1441 (ipa_set_jfunc_vr): Likewise.
1442 (ipa_compute_jump_functions_for_edge): Use the above functions to
1443 construct bits and vr parts of jump functions.
1444 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1445 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1447 (ipcp_grow_transformations_if_necessary): Also allocate
1448 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1450 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1451 them. Fix too long lines.
1452 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1453 vr_known being removed.
1454 (ipa_read_jump_function): Use new setter functions to construct bits
1455 and vr parts of jump functions or set them to NULL.
1456 (write_ipcp_transformation_info): Adjust for bits being pointers.
1457 (read_ipcp_transformation_info): Likewise.
1458 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1460 Include gt-ipa-prop.h.
1461 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1463 (ipcp_store_bits_results): Likewise.
1464 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1465 Do not write to existing jump functions but use a temporary instead.
1467 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1470 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1471 attempt to use its first operand as BIT_FIELD_REF base.
1473 2017-03-01 Richard Biener <rguenther@suse.de>
1476 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1477 interpolating formula in wrapping arithmetic.
1478 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1480 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1482 PR tree-optimization/79734
1483 * tree-vect-generic.c (expand_vector_condition): Optimize
1484 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1485 Handle VEC_COND_EXPR where comparison has different inner width from
1488 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1490 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1491 markup, and similar issues. Remove @opindex entries for things
1492 that aren't options. Add missing -mmpy-option entries.
1494 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1496 PR tree-optimization/79737
1497 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1498 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1499 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1500 instead of byte_size. Formatting fix.
1501 (shift_bytes_in_array_right): Formatting fix.
1503 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1506 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1507 condition on optimize for the leaf function test.
1509 2017-02-28 Martin Liska <mliska@suse.cz>
1512 * read-rtl-function.c (function_reader::handle_unknown_directive):
1513 Bail out when one uses -flto.
1515 2017-02-28 Martin Liska <mliska@suse.cz>
1517 * common.opt: Replace space with tabular for options of <number>
1519 * config/i386/i386.opt: Show <number> value for
1520 -mlarge-data-threshold.
1521 * opts.c (print_filtered_help): Do not display number in hexadecimal
1524 2017-02-28 Martin Liska <mliska@suse.cz>
1526 * common.opt: Fix --help=option -Q for options which are of
1529 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/i386.c (print_reg): Error out for values
1532 of 8-bit size in invalid integer register.
1534 2017-02-28 Martin Sebor <msebor@redhat.com>
1536 PR tree-optimization/79691
1537 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1539 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1542 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1543 gcc_unreachable with output_operand_lossage.
1545 2017-02-28 Richard Biener <rguenther@suse.de>
1547 PR tree-optimization/79740
1548 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1550 (visit_nary_op): Insert the nary into the hashtable if we
1551 pattern-matched sth.
1552 * tree-ssa-pre.c (eliminate_insert): Robustify.
1554 2017-02-28 Richard Biener <rguenther@suse.de>
1557 * fold-const.c (decode_field_reference): Reject out-of-bound
1560 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1562 * config/i386/i386.c: Include intl.h.
1563 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1564 instead of just cond ? "..." : "...".
1565 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1566 * coverage.c (read_counts_file): Likewise.
1567 * omp-offload.c: Include intl.h.
1568 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1569 of just cond ? "..." : "...".
1570 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1571 of just cond ? "..." : "...".
1573 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1576 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1578 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1579 'tune for' CPU name.
1580 * config/arm/arm-cpu-data.h: Regenerated.
1582 2017-02-28 Richard Biener <rguenther@suse.de>
1584 PR tree-optimization/79732
1585 * tree-inline.c (expand_call_inline): Do not shadow var.
1587 2017-02-28 Richard Biener <rguenther@suse.de>
1589 PR tree-optimization/79723
1590 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1591 address-space properly.
1593 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1595 * doc/optinfo.texi (Optimization groups): Fix option used for
1597 * doc/invoke.texi (-fopt-info): Document "omp".
1598 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1599 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1600 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1601 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1602 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1604 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1606 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1607 OPTGROUP_OMP with "omp".
1609 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1612 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1613 for arithmetic shift of unsigned V2DI.
1615 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1617 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1618 arc/linux.h headers.
1619 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1620 (LINK_SPEC): Likewise.
1621 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1622 (EXTRA_SPECS): Likewise.
1623 (STARTFILE_SPEC): Likewise.
1624 (ENDFILE_SPEC): Likewise.
1625 (LIB_SPEC): Likewise.
1626 (TARGET_SDATA_DEFAULT): Likewise.
1627 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1628 (MULTILIB_DEFAULTS): Likewise.
1629 (DWARF2_UNWIND_INFO): Likewise.
1630 * config/arc/big.h: New file.
1631 * config/arc/elf.h: Likewise.
1632 * config/arc/linux.h: Likewise.
1633 * config/arc/t-uClibc: Remove.
1635 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1637 PR tree-optimization/77536
1638 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1639 (tree_transform_and_unroll_loop): Use above function to compute the
1640 estimated niter of unrolled loop and use it when scaling profile.
1641 Also use count info rather than frequency if it's non-zero.
1642 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1643 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1644 (vect_transform_loop): Call above function.
1646 2017-02-27 Richard Biener <rguenther@suse.de>
1648 PR tree-optimization/45397
1649 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1650 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1651 (visit_nary_op): Add pattern matching for CSEing sign-changed
1652 or truncated operations with wider ones.
1654 2017-02-27 Richard Biener <rguenther@suse.de>
1656 PR tree-optimization/79690
1657 * tree-vect-stmts.c (vectorizable_store): Use vector type
1658 built from the DR with address-space.
1660 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1662 * doc/invoke.texi (Optimize Options): Refine the description
1663 of asan-use-after-return.
1665 2017-02-25 Alan Modra <amodra@gmail.com>
1667 PR rtl-optimization/79584
1668 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1669 base, not ad->base_term, the reg within base. Remove assertion
1670 that ad->base == ad->base_term. Replace gen_int_mode using
1671 bogus mode with const0_rtx.
1673 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1676 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1677 FMA_EXPR like tcc_binary or tcc_unary.
1679 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1682 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1684 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1685 (output_loc_operands): Handle DW_OP_call_ref and
1686 DW_OP_GNU_variable_value.
1687 (struct variable_value_struct): New type.
1688 (struct variable_value_hasher): Likewise.
1689 (variable_value_hash): New variable.
1690 (string_types): Remove.
1691 (copy_loc_descr): New function.
1692 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1693 (prepend_loc_descr_to_each): New function.
1694 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1695 instead of add_loc_descr_to_each if the first argument is single
1696 location list and the second has multiple.
1697 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1698 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1699 when looking for variable value which doesn't have other location info.
1700 (loc_list_from_tree): Formatting fix.
1701 (gen_array_type_die): Simplify DW_AT_string_length handling.
1702 (adjust_string_types): Remove.
1703 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1704 string_types. Call resolve_variable_values.
1705 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1706 (resolve_addr_in_expr): Likewise. Add A argument.
1707 (copy_deref_exprloc): Remove deref argument. Adjust for the
1708 original expression being DW_OP_GNU_variable_value with optionally
1709 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1710 optionally after it.
1711 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1712 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1713 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1714 (variable_value_hasher::hash, variable_value_hasher::equal): New
1716 (resolve_variable_value_in_expr, resolve_variable_value,
1717 resolve_variable_values, note_variable_value_in_expr,
1718 note_variable_value): New functions.
1719 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1722 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1725 * opts.h (handle_generated_option): Add GENERATED_P argument.
1726 * opts-common.c (handle_option): Adjust function comment.
1727 (handle_generated_option): Add GENERATED_P argument, pass it to
1729 (control_warning_option): Pass false to handle_generated_option
1731 * opts.c (maybe_default_option): Pass true to handle_generated_option
1733 * optc-gen.awk: Likewise.
1735 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1737 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1738 a REG, look at the REG it is a SUBREG of.
1739 (splitter for cmpeqsi_t): Ditto.
1741 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1743 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1744 the special USEs with the pattern of the insn, not the insn itself.
1746 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1749 * doc/invoke.texi: Document -mload-store-pairs.
1751 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1752 Sandra Loosemore <sandra@codesourcery.com>
1754 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1755 argument isn't a CONST_INT.
1756 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1757 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1758 (nios2_validate_compare): Bypass alternate compare logic if *op2
1760 (ldstwm_operation_p): Return false if first_base is not a REG or
1761 if first_offset is not a CONST_INT.
1763 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1765 * config/cris/cris.md: Use correct operand in a define_peephole2.
1767 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1769 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1771 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1773 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1774 this_insn if it is an INSN or JUMP_INSN.
1775 (force_offsettable): Look at base, not at addr.
1776 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1777 on things that aren't necessarily CONST_INTs.
1779 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1781 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1782 -mfpmath=sse is the default also for x86-32 targets with SSE2
1783 instruction set when @option{-ffast-math} is enabled
1785 2017-02-24 Jeff Law <law@redhat.com>
1787 PR rtl-optimizatoin/79286
1788 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1791 2017-02-24 Richard Biener <rguenther@suse.de>
1793 PR tree-optimization/79389
1794 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1797 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1799 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1800 function comment to reflect reality.
1801 (loop_exits_before_overflow): Fix typo in function description.
1803 2017-02-24 Richard Biener <rguenther@suse.de>
1805 PR tree-optimization/79389
1806 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1807 properly that a threading opportunity exists. Detect conditional
1808 copy/constant propagation opportunities.
1810 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1812 * config/visium/visium.md (type): Add trap.
1813 (b): New mode attribute.
1814 (*btst): Rename into...
1815 (*btst<mode>): ...this and adjust.
1816 (*cbranchsi4_btst_insn): Rename into...
1817 (*cbranch<mode>4_btst_insn): ...this and adjust.
1818 (trap): New define_insn.
1820 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1822 PR tree-optimization/79389
1823 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1824 (noce_reversed_cond_code): New function.
1825 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1826 reversed_comparison_code. Formatting fix.
1827 (noce_try_store_flag): Test rev_cond != NULL in addition to
1828 reversed_comparison_code.
1829 (noce_try_store_flag_constants): Likewise.
1830 (noce_try_store_flag_mask): Likewise.
1831 (noce_try_addcc): Use rev_cond if non-NULL instead of
1832 reversed_comparison_code.
1833 (noce_try_cmove_arith): Likewise. Formatting fixes.
1834 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1835 (noce_find_if_block): Initialize rev_cond.
1836 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1837 instead of false as last argument never attempt to reverse it
1840 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1842 PR tree-optimization/79663
1843 * tree-predcom.c (combine_chains): Process refs in reverse order
1844 only for ZERO length chains, and add explaining comment.
1846 2017-02-23 Jeff Law <law@redhat.com>
1848 PR tree-optimization/79578
1849 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1850 in call to operand_equal_p.
1852 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1855 * config/i386/cpuid.h: Fix another undefined behavior.
1857 2017-02-23 Richard Biener <rguenther@suse.de>
1859 PR tree-optimization/79683
1860 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1861 vector types for data-refs.
1863 2017-02-23 Martin Liska <mliska@suse.cz>
1865 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1867 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1870 * internal-fn.c (get_range_pos_neg): Moved to ...
1871 * tree.c (get_range_pos_neg): ... here. No longer static.
1872 * tree.h (get_range_pos_neg): New prototype.
1873 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1874 are known to be in between 0 and signed maximum inclusive, try to
1875 expand both unsigned and signed divmod and use the cheaper one from
1878 2017-02-22 Jeff Law <law@redhat.com>
1880 PR tree-optimization/79578
1881 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1882 to compare base operands.
1884 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1887 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1888 gpc_reg_operand instead of fpr_reg_operand.
1890 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1892 * config/mips/mips.c (mips_return_in_memory): Force FP
1893 vector types to be returned in memory for o32 ABI.
1895 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1897 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1898 instead of DW_TAG_member for static data member declarations and don't
1899 set no_linkage_name for static inline data members.
1900 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1903 2017-02-22 Martin Liska <mliska@suse.cz>
1905 * doc/invoke.texi: Replace inequality signs with square brackets
1908 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1910 PR tree-optimization/68644
1911 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1913 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1916 * lra-constraints.c (simplify_operand_subreg): Handle
1917 WORD_REGISTER_OPERATIONS targets.
1919 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1922 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1923 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1924 elimination by swapping fld*.
1926 2017-02-22 Richard Biener <rguenther@suse.de>
1928 PR tree-optimization/79673
1929 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1930 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1931 irrelevant address-space qualifiers and avoiding a
1932 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1934 2017-02-22 Richard Biener <rguenther@suse.de>
1936 PR tree-optimization/79666
1937 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1938 to not symbolically negate if that may introduce undefined
1941 2017-02-22 Martin Liska <mliska@suse.cz>
1944 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1945 * data-streamer-out.c (streamer_write_gcov_count_stream):
1947 * value-prof.c (stream_out_histogram_value): Make assert more
1948 precise based on type of counter.
1950 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1954 Use nonimmediate_operand instead of memory_operand for operand 1.
1955 (float-extend standard_x87sse_constant_load splitter): Ditto.
1957 2017-02-21 Jeff Law <law@redhat.com>
1959 PR tree-optimization/79621
1960 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1961 blocks with edges to themselves.
1963 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1966 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1967 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1968 Use gimple_call_builtin_p.
1971 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1972 on temporarily removed DEBUG_INSNs.
1974 PR tree-optimization/79649
1975 * tree-loop-distribution.c (classify_partition): Give up on
1976 non-generic address space loads/stores.
1978 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1980 * doc/loop.texi (Loop manipulation): Remove nonexistent
1981 tree_ssa_loop_version from the documentation.
1982 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1984 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1987 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1988 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1989 * config/rs6000/rs6000.c: Include except.h.
1990 (rs6000_expand_split_stack_prologue): Call
1991 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1993 2017-02-21 Martin Jambor <mjambor@suse.cz>
1996 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1999 2017-02-21 Martin Jambor <mjambor@suse.cz>
2001 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2002 for backward compatibility only.
2003 * doc/invoke.texi (Option Summary): Remove all references to
2006 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2010 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2012 * lra-constraints.c (curr_insn_transform): Handle
2013 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2015 2017-02-21 Martin Liska <mliska@suse.cz>
2017 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2019 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2021 PR translation/79638
2022 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2024 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2027 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2028 (arm_function_ok_for_sibcall): Return false for an indirect call by
2029 descriptor if all the argument registers are used.
2030 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2031 alignment of the function.
2033 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2035 PR tree-optimization/61441
2036 * simplify-rtx.c (simplify_const_unary_operation): For
2037 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2038 the sNaN unmodified.
2040 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2042 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2043 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2044 instead of SYSTEM_HEADER_DIR.
2046 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2047 Martin Liška <mliska@suse.cz>
2049 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2050 Fix typos and grammar, use active voice, and clarify.
2052 2017-02-20 Marek Polacek <polacek@redhat.com>
2055 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2058 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2060 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2063 * config/i386/i386.c (ix86_expand_builtin): Handle
2064 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2065 ix86_builtins_isa[fcode].isa as a requirement of those
2066 flags and any other flag in the bitmask.
2067 (ix86_init_mmx_sse_builtins): Use 0 instead of
2068 ~OPTION_MASK_ISA_64BIT as mask.
2069 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2070 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2071 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2072 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2074 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2077 * lra-constraints.c (split_reg): Check requested split mode
2078 is supported by the register.
2080 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2082 * lra-constraints.c (simplify_operand_subreg): Remove early
2085 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2088 * lra-constraints.c (curr_insn_transform): Tighten condition
2089 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2091 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2094 * lra-constraints.c (curr_insn_transform): Handle
2095 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2097 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2100 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2104 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2107 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2110 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2112 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2115 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2117 * final.c (last_columnnum, override_columnnum): New variables.
2118 (final_start_function): Set last_columnnum, pass it to begin_prologue
2119 hook and pass 0 to dwarf2out_begin_prologue.
2120 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2121 to source_line debug hook.
2122 (notice_source_line): Compute last_columnnum and for debug_column_info
2123 return true on column changes.
2124 * debug.h (struct gcc_debug_hooks): Add column argument to
2125 source_line and begin_prologue hooks.
2126 (debug_nothing_int_charstar_int_bool): Remove prototype.
2127 (debug_nothing_int_int_charstar,
2128 debug_nothing_int_int_charstar_int_bool): New prototypes.
2129 (dwarf2out_begin_prologue): Add column argument.
2130 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2131 begin_prologue hooks.
2132 (debug_nothing_int_charstar_int_bool): Remove.
2133 (debug_nothing_int_int_charstar,
2134 debug_nothing_int_int_charstar_int_bool): New functions.
2135 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2136 through to dwarf2out_source_line.
2137 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2138 (dwarf2out_source_line): Add column argument, emit it if requested.
2139 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2141 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2142 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2143 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2144 through to dwarf2out_begin_prologue.
2145 (vmsdbgout_source_line): Add column argument, pass it through to
2146 dwarf2out_source_line.
2147 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2148 dbxout_source_line caller.
2149 (dbxout_source_line): Add column argument.
2151 * common.opt (gno-column-info, gcolumn-info): New options.
2152 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2153 (check_die): Also test for multiple DW_AT_decl_column attributes.
2154 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2155 DW_AT_decl_column if requested.
2156 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2158 (gen_variable_die): Likewise.
2159 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2160 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2163 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2164 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2165 (ix86_handle_option): Handle OPT_m3dnowa.
2166 * doc/invoke.texi (-m3dnowa): Document.
2167 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2168 -m3dnowa instead of -m3dnow -march=athlon.
2171 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2172 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2174 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2177 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2178 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2179 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2180 generator for vsx_xxpermdi_<mode>_be.
2181 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2182 force big-endian semantics.
2183 (vsx_xxpermdi_<mode>_be): New define_expand with same
2184 implementation as previous version of vsx_xxpermdi_<mode>.
2186 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2188 PR tree-optimization/79327
2189 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2190 variable, its initialization and use.
2192 2017-02-17 Julia Koval <julia.koval@intel.com>
2194 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2195 (OPTION_MASK_ISA_PKU_UNSET): New.
2196 (ix86_handle_option): Handle -mrdpid.
2197 * config/i386/cpuid.h (bit_RDPID): New.
2198 * config/i386/driver-i386.c (host_detect_local_cpu):
2199 Detect RDPID feature.
2200 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2201 * config/i386/i386-c.c (ix86_target_macros_internal):
2203 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2204 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2205 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2206 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2207 * config/i386/i386.md (define_insn "rdpid"): New.
2208 * config/i386/i386.opt Add -mrdpid.
2209 * config/i386/immintrin.h (_rdpid_u32): New.
2211 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2213 PR rtl-optimization/79541
2214 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2215 instead of transforming it into USE.
2217 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2219 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2220 If HONOR_SNANS (SFmode) force the input to a register.
2221 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2222 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2223 an frsp or similar insn.
2225 2017-02-17 Martin Liska <mliska@suse.cz>
2227 PR rtl-optimization/79577
2228 * params.def (selsched-max-sched-times): Increase minimum to 1.
2230 2017-02-17 Martin Liska <mliska@suse.cz>
2232 PR rtl-optimization/79574
2233 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2235 2017-02-17 Martin Liska <mliska@suse.cz>
2237 PR tree-optimization/79529
2238 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2239 ssa_defined_default_def_p to handle cases which are implicitly
2241 * tree-ssa.c (ssa_defined_default_def_p): New function.
2242 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2243 which are implicitly defined.
2244 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2246 2017-02-17 Richard Biener <rguenther@suse.de>
2249 * params.def (max-ssa-name-query-depth): Limit to 10.
2251 2017-02-17 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/79552
2254 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2257 2017-02-17 Richard Biener <rguenther@suse.de>
2260 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2262 2017-02-17 Marek Polacek <polacek@redhat.com>
2265 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2266 (fold_negate_expr): New wrapper.
2268 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2270 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2271 Correct terminology and de-emphasize pre-standard behavior.
2273 2017-02-16 Alan Modra <amodra@gmail.com>
2275 PR rtl-optimization/79286
2276 * ira.c (def_dominates_uses): New function.
2277 (update_equiv_regs): Don't create an equivalence for insns that
2278 may trap where the register def does not dominate the use.
2280 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2282 PR rtl-optimization/78127
2283 * lra.c (lra): Call lra_eliminate before finish the loop after
2286 2017-02-16 Richard Biener <rguenther@suse.de>
2288 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2290 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2291 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2292 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2293 (isl_val_int_from_wi): New function.
2294 (extract_affine_gmp): Rename to ...
2295 (extract_affine_wi): ... this, take a widest_int.
2296 (extract_affine_int): Just wrap extract_affine_wi.
2297 (add_param_constraints): Use isl_val_int_from_wi.
2298 (add_loop_constraints): Likewise, and extract_affine_wi.
2300 2017-02-15 Jeff Law <law@redhat.com>
2303 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2304 ira_init_register_move_cost_if_necessary.
2306 2017-02-15 Martin Sebor <msebor@redhat.com>
2309 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2310 removed in a prior commit.
2312 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2314 PR tree-optimization/79347
2315 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2316 counters during peeling.
2318 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2320 * Makefile.in (site.exp): Remove "set ISLVER".
2322 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2325 * real.c (real_from_integer): Call real_convert even for decimal.
2327 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2330 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2332 2017-02-14 Andrew Pinski <apinski@cavium.com>
2334 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2335 cores and change the partno/implementer to be correct.
2336 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2337 the 'B" as the implementer.
2338 * config/aarch64/aarch64-tune.md: Regenerate.
2340 2017-02-14 Carl Love <cel@us.ibm.com>
2342 * config/rs6000/rs6000.c: Add case statement entry to make the
2343 xvcvuxdsp built-in argument unsigned.
2344 * config/rs6000/vsx.md: Fix the source and return operand types so they
2345 match the instruction definitions from the ISA document. Fix typo
2346 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2349 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2352 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2353 member early_clobber_alts.
2354 * lra-lives.c (reg_early_clobber_p): New.
2355 (process_bb_lives): Use it.
2356 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2357 (debug_operand_data): Initialize early_clobber_alts.
2358 (setup_operand_alternative): Set up early_clobber_alts.
2359 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2360 alternatives to new_insn_reg.
2361 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2363 (lra_update_insn_regno_info): Pass the new arg.
2365 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2368 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2369 (new_oacc_loop_raw): Don't clear already cleared fields.
2372 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2373 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2374 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2376 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2381 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2384 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2385 the extra instruction to the right place to store 128-bit constant
2388 2017-02-14 Martin Sebor <msebor@redhat.com>
2391 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2392 warning for strings of unknown length.
2394 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2396 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2398 2017-02-14 Jeff Law <law@redhat.com>
2401 * ira-costs.c (scan_one_insn): Initialize register move costs
2402 for pseudos seen in USE/CLOBBER insns.
2404 PR tree-optimization/79095
2405 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2406 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2407 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2408 if the operands are known to be not equal, then the resulting range
2410 (intersect_ranges): If the new range is ~[0,0] and the old range is
2411 wide, then prefer ~[0,0].
2412 * tree-vrp.c (overflow_comparison_p_1): New function.
2413 (overflow_comparison_p): New function.
2414 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2415 if NAME is used in an overflow test.
2416 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2417 overflow check that can be expressed as an equality test, then adjust
2418 ops to be that equality test.
2420 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2422 * config/s390/s390-builtin-types.def: Remove flags argument.
2423 * config/s390/s390.c (s390_init_builtins): Likewise.
2425 2017-02-14 Martin Liska <mliska@suse.cz>
2427 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2428 vector. Fix trailing white spaces.
2430 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2432 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2435 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2437 PR rtl-optimization/68664
2438 * config/arm/arm.c (arm_sched_can_speculate_insn):
2439 New function. Declare prototype.
2440 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2442 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 PR rtl-optimization/68664
2445 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2447 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2449 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2451 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2452 max skip bytes for function, loop and jump.
2454 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2456 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2457 ABS_EXPR for gimple dump.
2459 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2462 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2464 PR tree-optimization/79408
2465 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2466 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2467 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2468 also if rhs1 is INTEGER_CST.
2470 2017-02-14 Richard Biener <rguenther@suse.de>
2473 * tree-into-ssa.c (insert_phi_nodes): When the function can
2474 have abnormal edges rewrite SSA names with broken use-def
2475 dominance out of SSA and register them for PHI insertion.
2477 2017-02-13 Martin Sebor <msebor@redhat.com>
2480 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2481 clearing info.nowrite flag when snprintf size argument is a range.
2483 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2485 * cprop.c (cprop_jump): Add missing space in string literal.
2486 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2487 (get_constraint_for_component_ref): Likewise.
2488 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2489 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2490 * lra-constraints.c (process_alt_operands): Likewise.
2491 * ipa-inline.c (inline_small_functions): Likewise.
2492 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2493 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2494 * trans-mem.c (diagnose_tm_1_op): Likewise.
2495 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2496 (grid_parallel_clauses_gridifiable): Likewise.
2498 * config/nvptx/mkoffload.c (process): Add space in between
2501 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2502 "MOD4_SSE_REGS" and "ALL_REGS".
2504 * spellcheck.c (test_data): Add , in between "foo" and "food".
2506 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2509 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2510 boundary crossing check and subsequent code generation agree.
2512 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2514 * config/aarch64/aarch64.c (has_memory_op): Delete.
2515 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2518 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2520 PR rtl-optimization/79388
2521 PR rtl-optimization/79450
2522 * combine.c (distribute_notes): When removing TEM_INSN for which
2523 corresponding dest has last value recorded, invalidate that last
2526 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2528 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2529 of explicit '@'. Add missing assembly comment marker on branch costs
2532 2017-02-13 Nathan Sidwell <nathan@acm.org>
2534 * gengtype-lex.l (<in_struct>): Add '/'.
2536 2017-02-13 Martin Liska <mliska@suse.cz>
2539 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2541 2017-02-13 Richard Biener <rguenther@suse.de>
2543 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2545 * configure: Re-generate.
2546 * config.in: Likewise.
2547 * graphite-dependences.c: Simplify as if
2548 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2549 * graphite-isl-ast-to-gimple.c: Likewise.
2550 * graphite-optimize-isl.c: Likewise.
2551 * graphite-poly.c: Likewise.
2552 * graphite-sese-to-poly.c: Likewise.
2553 * graphite.h: Likewise.
2554 * toplev.c: Include isl/version.h and use isl_version () for
2555 printing the ISL version.
2556 * doc/install.texi: Update ISL requirement.
2558 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2560 * doc/standards.texi (Standards): Update reference to
2563 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2565 * doc/extend.texi (Named Address Spaces): sourceware.org now
2567 * doc/install.texi (Binaries): Ditto.
2570 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2572 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2573 standard terminology "stringize"/"stringizing" throughout.
2574 * doc/cppinternals.texi: Likewise.
2576 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2578 * doc/extend.texi: Fix some spelling mistakes and typos.
2579 * doc/invoke.texi: Likewise.
2581 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2584 * params.def (inline-min-speedup) Change from 10 to 8.
2586 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2588 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2591 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2594 * ipa-inline-analysis.c (get_minimal_bb): New function.
2595 (record_modified): Use it.
2596 (remap_edge_change_prob): Handle also ancestor functions.
2598 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2600 * doc/contrib.texi (Contributors): Remove broken link into
2601 the Mauve CVS repository.
2603 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2606 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2607 result computation whenever lhs doesn't have vector mode, not
2608 just when it has BLKmode.
2610 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2612 * doc/makefile.texi (profiledbootstrap): Refer to the
2613 installation instructions only in textual form.
2615 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2618 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2620 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2622 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2623 (Specific): Update mingw-w64 reference.
2625 (Specific): Remove broken link to Renesas RX processor.
2627 2017-02-10 Richard Biener <rguenther@suse.de>
2629 * toplev.c (process_options): Do not mention obsolete graphite
2630 options when printing sorry message about missing graphite support.
2631 Mention -floop-nest-optimize.
2633 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2635 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2636 (vtst_p16): Likewise.
2637 (vtstq_p8): Likewise.
2638 (vtstq_p16): Likewise.
2640 (vtstq_p64): Likewise.
2641 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2642 (vset_lane_p64): New.
2643 (vsetq_lane_p64): New.
2645 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2647 PR tree-optimization/79411
2648 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2649 stmt operands are SSA_NAMEs used in abnormal phis.
2650 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2653 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2656 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2659 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2661 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2663 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2665 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2669 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2670 not arbitrary TREE_CONSTANT.
2673 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2674 "omp declare target link" attribute unless is_global_var.
2675 * omp-offload.c (find_link_var_op): Likewise.
2677 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2678 Chung-Lin Tang <cltang@codesourcery.com>
2680 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2682 (gimplify_adjust_omp_clauses): Don't delete TILE.
2683 (gimplify_omp_for): Deal with TILE.
2684 * internal-fn.c (expand_GOACC_TILE): New function.
2685 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2687 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2688 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2690 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2691 avoid DIV for outermost collapse var.
2692 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2693 Remove out of date comments, fix whitespace.
2694 * omp-general.c (omp_extract_for_data): Deal with tiling.
2695 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2696 adjust OLF_DIM_BASE value.
2697 (struct omp_for_data): Add tiling field.
2698 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2699 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2700 for auto loops. Remove default auto determining, moved to
2701 oacc_loop_fixed_partitions.
2702 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2703 stmts, add e_mask field.
2704 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2705 (oacc_thread_numbers): Use oacc_dim_call.
2706 (oacc_xform_tile): New.
2707 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2708 (finish_oacc_loop): Adjust for ifns vector.
2709 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2710 add case for GOACC_TILE fns.
2711 (oacc_loop_xform_loop): Delete.
2712 (oacc_loop_process): Iterate over call list directly, and add
2713 handling for GOACC_TILE fns.
2714 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2716 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2717 vector partitioning to outer loops. Assign 2 partitions to loops
2718 when available. Add TILE handling.
2719 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2720 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2721 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2722 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2723 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2725 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2727 * configure.ac (ACX_BUGURL): Update.
2728 * configure: Regenerate.
2730 2017-02-09 Richard Biener <rguenther@suse.de>
2732 PR tree-optimization/69823
2733 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2734 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2736 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2738 * config/arc/arc-c.def: Add __NPS400__ definition.
2739 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2740 (TARGET_NPS400): Define.
2742 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2744 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2746 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2748 (arc_cpu_types): Fill the arch_info field with a pointer into the
2749 arc_arch_types table.
2750 (arc_selected_cpu): Declare.
2751 * config/arc/arc.c (arc_selected_cpu): Make global.
2752 (arc_selected_arch): Delete.
2753 (arc_base_cpu): Delete.
2754 (arc_override_options): Remove references to deleted variables,
2755 update access to arch information.
2756 (ARC_OPT): Update access to arch information.
2757 (ARC_OPTX): Likewise.
2758 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2759 (TARGET_ARC600): Update access to arch information.
2760 (TARGET_ARC601): Likewise.
2761 (TARGET_ARC700): Likewise.
2762 (TARGET_EM): Likewise.
2763 (TARGET_HS): Likewise.
2764 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2767 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2770 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2771 condition/operands for integer GE/LE/GEU/LEU operations.
2773 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2775 PR translation/79397
2776 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2779 2017-02-08 Martin Jambor <mjambor@suse.cz>
2782 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2783 whether allocation happened.
2784 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2785 nothing was allocated.
2787 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2789 PR tree-optimization/79408
2790 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2791 constant, but SSA_NAME with a known integer range, use the minimum
2792 of that range instead of op1 to determine if modulo can be replaced
2793 with its first operand.
2795 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2797 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2799 2017-02-08 Richard Biener <rguenther@suse.de>
2801 PR tree-optimization/71824
2802 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2803 Check all loops contained in the merged region.
2805 2017-02-07 Andrew Pinski <apinski@cavium.com>
2807 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2809 2017-02-07 Andrew Pinski <apinski@cavium.com>
2811 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2812 (thunderxt88): Likewise.
2813 (thunderxt81): Disable LSE and change v8.1 to v8.
2814 (thunderxt83): Likewise.
2816 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2817 Richard Biener <rguenther@suse.de>
2820 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2821 type from int to size_t.
2822 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2824 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2826 PR rtl-optimization/79386
2827 * cprop.c (bypass_conditional_jumps): Initialize
2828 bypass_last_basic_block already before splitting bbs after
2829 unconditional traps...
2830 (bypass_conditional_jumps): ... rather than here.
2833 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2834 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2835 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2836 fix -masm=intel patterns.
2838 2017-02-07 Richard Biener <rguenther@suse.de>
2840 PR tree-optimization/79256
2842 * builtins.c (get_object_alignment_2): Use min_align_of_type
2843 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2844 and ADJUST_FIELD_ALIGN.
2846 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2848 * doc/tm.texi: Regenerate.
2849 * stor-layout.c (layout_decl): Adjust.
2850 (update_alignment_for_field): Likewise.
2851 (place_field): Likewise.
2852 (min_align_of_type): Likewise.
2853 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2854 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2855 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2856 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2857 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2858 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2859 * config/i386/i386.c (x86_field_alignment): Likewise.
2860 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2861 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2862 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2863 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2864 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2865 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2869 2017-01-30 Richard Biener <rguenther@suse.de>
2871 PR tree-optimization/79256
2872 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2873 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2876 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2878 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2879 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2880 builtins to SImode and emit a zero-extend, if necessary.
2882 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2884 * docs/invoke.texi (RISC-V Options): Alphabetize.
2886 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2888 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2891 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2893 * config/riscv/riscv.c: New file.
2894 * gcc/common/config/riscv/riscv-common.c: Likewise.
2895 * config.gcc: Likewise.
2896 * config/riscv/constraints.md: Likewise.
2897 * config/riscv/elf.h: Likewise.
2898 * config/riscv/generic.md: Likewise.
2899 * config/riscv/linux.h: Likewise.
2900 * config/riscv/multilib-generator: Likewise.
2901 * config/riscv/peephole.md: Likewise.
2902 * config/riscv/pic.md: Likewise.
2903 * config/riscv/predicates.md: Likewise.
2904 * config/riscv/riscv-builtins.c: Likewise.
2905 * config/riscv/riscv-c.c: Likewise.
2906 * config/riscv/riscv-ftypes.def: Likewise.
2907 * config/riscv/riscv-modes.def: Likewise.
2908 * config/riscv/riscv-opts.h: Likewise.
2909 * config/riscv/riscv-protos.h: Likewise.
2910 * config/riscv/riscv.h: Likewise.
2911 * config/riscv/riscv.md: Likewise.
2912 * config/riscv/riscv.opt: Likewise.
2913 * config/riscv/sync.md: Likewise.
2914 * config/riscv/t-elf-multilib: Likewise.
2915 * config/riscv/t-linux: Likewise.
2916 * config/riscv/t-linux-multilib: Likewise.
2917 * config/riscv/t-riscv: Likewise.
2918 * configure.ac: Likewise.
2919 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2920 Waterman as RISC-V maintainers.
2921 * doc/install.texi: Add RISC-V entries.
2922 * doc/invoke.texi: Add RISC-V options section.
2923 * doc/md.texi: Add RISC-V constraints section.
2924 * configure: Regenerated.
2926 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2929 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2930 false values to be constant vectors with all 0 or all 1 bits set.
2931 (vcondu<mode><mode>): Likewise.
2932 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2934 (fpmask_comparison_operator): Update comment.
2935 (vecint_comparison_operator): New predicate.
2936 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2937 vector conditionals when the true and false values are constant
2938 vectors with all 0 bits or all 1 bits set.
2940 2017-02-06 Martin Sebor <msebor@redhat.com>
2942 PR tree-optimization/79376
2943 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2945 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2948 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2949 to simplify split condition.
2951 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2953 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2954 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2957 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2959 PR rtl-optimization/68664
2960 * target.def (can_speculate_insn): New hook.
2961 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2962 * doc/tm.texi: Regenerate.
2963 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2964 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2965 (rs6000_sched_can_speculate_insn): New function.
2967 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2969 PR tree-optimization/79284
2970 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2971 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2972 vectorizable_mask_load_store, vectorizable_operation,
2973 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2974 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2975 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2976 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2977 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2978 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2979 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2980 is_gimple_assign (stmt). Replace another such test with
2981 is_gimple_assign (stmt).
2983 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2986 * config/avr/avr.c (rtl-iter.h): Include it.
2987 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2988 (avr_legitimate_combined_insn): ...and implementation.
2990 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2992 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2993 * config/s390/s390.c (s390_const_operand_ok)
2994 (s390_canonicalize_comparison, s390_extract_part)
2995 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2996 (s390_contiguous_bitmask_p, s390_rtx_costs)
2997 (legitimize_pic_address): Likewise.
2998 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2999 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3000 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3001 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3002 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3004 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3006 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3007 REGNO($0) == REGNO($1).
3009 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3011 * config/s390/linux.h(SIZE_TYPE): Add comment.
3013 2017-02-06 Julian Brown <julian@codesourcery.com>
3014 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3015 Virendra Pathak <virendra.pathak@broadcom.com>
3017 * config/aarch64/aarch64-cores.def: Change the scheduler
3019 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3020 * config/aarch64/thunderx2t99.md: New file.
3022 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3024 * doc/standards.texi (Go Language): Update link to language
3027 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3029 * tree-eh.c (lower_resx): Sanitize profile.
3030 (cleanup_empty_eh_move_lp): Likewise.
3032 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3035 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3037 * cfgloopmanip.h (loop_version): Update prototype.
3038 * modulo-sched.c (sms_schedule): Update call of loop_version.
3039 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3040 * tree-parloops.c (gen_parallel_loop): Likewise.
3041 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3042 * tree-ssa-loop-split.c (split_loop): Likewise.
3043 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3044 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3046 2017-02-05 Martin Liska <mliska@suse.cz>
3049 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3051 (print_operand_address): Initialize a struct to zero.
3053 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3055 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3056 garbage collector only in textual form.
3058 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3060 * doc/extend.texi (x86 specific memory model extensions for
3061 transactional memory): Simplify a phrase.
3063 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3066 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3067 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3068 (atomic_storedi_1): Likewise.
3070 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3072 PR tree-optimization/79338
3073 * tree-parloops.c (gather_scalar_reductions): Don't call
3074 vect_analyze_loop_form for loop->inner before destroying loop's
3077 2017-02-03 Martin Sebor <msebor@redhat.com>
3079 PR tree-optimization/79327
3080 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3081 when precision has resulted in leading zeros.
3082 (format_integer): Adjust the likely counter to assume an unknown
3083 argument that may be zero is non-zero.
3085 2017-02-03 Jason Merrill <jason@redhat.com>
3088 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3089 avoid copying non-taken branch.
3091 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3093 PR tree-optimization/79340
3094 * tree-vect-loop.c (vectorizable_reduction): Release
3095 vec_defs elements after safe_splicing them into other vectors.
3098 PR tree-optimization/79327
3099 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3100 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3102 (format_integer): Use wide_int_to_tree instead of build_int_cst
3103 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3104 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3105 of shortest and longest sequence.
3107 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3109 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3110 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3112 2017-02-03 Walter Lee <walt@tilera.com>
3115 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3116 after initial stackframe link reg save.
3117 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3119 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3122 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3123 wu for stxssp alternative.
3125 2017-02-03 Martin Sebor <msebor@redhat.com>
3127 PR tree-optimization/79352
3128 * gimple-fold.c (get_range_strlen): Add argument.
3129 (get_range_strlen): Change return type to bool.
3130 (get_maxval_strlen): Pass in a dummy argument.
3131 * gimple-fold.h (get_range_strlen): Change return type to bool.
3132 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3133 * tree.h (array_at_struct_end_p): Add argument.
3134 * tree.c (array_at_struct_end_p): Handle it.
3136 2017-02-03 Martin Liska <mliska@suse.cz>
3139 * multiple_target.c (create_dispatcher_calls): Redirect edge
3140 from a caller of a dispatcher.
3141 (expand_target_clones): Make the clones local.
3142 (ipa_target_clone): Do both target clones and resolvers.
3143 (ipa_dispatcher_calls): Remove the pass.
3144 (pass_dispatcher_calls::gate): Likewise.
3145 (make_pass_dispatcher_calls): Likewise.
3146 * passes.def (pass_target_clone): Put as very first IPA early
3149 2017-02-03 Martin Liska <mliska@suse.cz>
3151 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3152 in case of a function with ifunc attribute.
3154 2017-02-03 Martin Liska <mliska@suse.cz>
3156 * cgraph.c (cgraph_node::dump): Dump function version info.
3157 * symtab.c (symtab_node::dump_base): Add missing new line.
3159 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3161 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3162 (ifcombine_ifandif): Use it.
3164 2017-02-03 Martin Liska <mliska@suse.cz>
3166 * doc/invoke.texi: Document default value for
3167 use-after-scope-direct-emission-threshold.
3169 2017-02-03 Martin Liska <mliska@suse.cz>
3171 PR tree-optimization/79339
3172 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3173 (format_floating): Likewise.
3175 2017-02-03 Martin Liska <mliska@suse.cz>
3178 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3180 (ipa_node_params_t::remove): Likewise.
3181 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3182 initialization from removed ipa_node_params_t::insert.
3183 (ipa_node_params::~ipa_node_params): Move from removed
3184 ipa_node_params_t::release.
3185 * symbol-summary.h (symbol_summary::m_released): New member.
3186 Do not release a summary twice. Do not allow to call finalizer
3187 for types of a summary that live in GGC memory.
3189 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3191 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3194 2017-02-02 Martin Sebor <msebor@redhat.com>
3197 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3198 (format_string): Tighten up the range of output for non-constant
3199 strings and correct the expected range for wide non-constant strings.
3201 2017-02-02 Martin Sebor <msebor@redhat.com>
3203 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3206 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3208 (-fdump-tree-@var): Add to index and document how to come up
3209 with pass-specific option and dump file names.
3210 (-fdump-passes): Clarify where to look for output.
3212 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3215 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3216 statistics of the analyzed path; allow threading for speed when
3217 any of BBs along the path are optimized for speed.
3219 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3222 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3223 settings of the virtual registers.
3226 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3228 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3229 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3232 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3234 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3235 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3237 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3239 * config/s390/s390.md: Add missing comments with the expanded
3241 * config/s390/vector.md: Likewise.
3242 * config/s390/vx-builtins.md: Likewise.
3244 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3247 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3248 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3249 conditions on a single line.
3251 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3253 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3254 __S390_VX__ to __VX__.
3256 2017-02-01 Andrew Pinski <apinski@cavium.com>
3258 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3259 stmt_info to record_stmt_cost.
3260 (vect_get_known_peeling_cost): Pass stmt_info if known to
3262 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3263 cpu_vector_cost field into
3264 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3265 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3266 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3267 splitting of scalar_stmt_cost and vec_stmt_cost.
3268 (thunderx_vector_cost): Likewise.
3269 (cortexa57_vector_cost): LIkewise.
3270 (exynosm1_vector_cost): Likewise.
3271 (xgene1_vector_cost): Likewise.
3272 (thunderx2t99_vector_cost): Improve after the splitting of the two
3274 (aarch64_builtin_vectorization_cost): Update for the splitting of
3275 scalar_stmt_cost and vec_stmt_cost.
3277 2017-02-01 Torvald Riegel <triegel@redhat.com>
3278 Richard Henderson <rth@redhat.com>
3280 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3281 conditional on existance of a fast atomic load.
3282 * optabs-query.c (can_atomic_load_p): New function.
3283 * optabs-query.h (can_atomic_load_p): Declare it.
3284 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3285 no fast atomic load is available for the particular size of access.
3286 (expand_atomic_compare_and_swap): Likewise.
3287 (expand_atomic_load): Likewise.
3288 (expand_atomic_store): Likewise.
3289 (expand_atomic_fetch_op): Likewise.
3290 * testsuite/lib/target-supports.exp
3291 (check_effective_target_sync_int_128): Remove x86 because it provides
3292 no fast atomic load.
3293 (check_effective_target_sync_int_128_runtime): Likewise.
3295 2017-02-01 Richard Biener <rguenther@suse.de>
3297 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3298 (graphite_transform_loops): Provide opt-info for optimized nests.
3299 * tree-parloop.c (parallelize_loops): Provide opt-info for
3302 2017-02-01 Richard Biener <rguenther@suse.de>
3305 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3308 2017-02-01 Richard Biener <rguenther@suse.de>
3310 PR tree-optimization/71824
3311 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3312 Verify the loops are valid in the merged SESE region.
3313 (scop_detection::can_represent_loop_1): Check analyzing the
3314 evolution of the number of iterations in the region succeeds.
3316 2017-01-31 Ian Lance Taylor <iant@golang.org>
3318 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3319 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3321 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3323 PR preprocessor/79210
3324 * input.c (get_substring_ranges_for_loc): Replace line_width
3325 assertion with error-handling.
3327 2017-01-31 Richard Biener <rguenther@suse.de>
3329 PR tree-optimization/77318
3330 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3331 (create_pw_aff_from_tree): Take loop parameter.
3332 (add_condition_to_pbb): Pass loop of the condition to
3333 create_pw_aff_from_tree.
3335 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3337 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3338 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3340 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3344 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3346 (convert_int_to_float128): Likewise.
3347 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3348 (convert_int_to_float128): Likewise.
3349 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3350 (UNSPEC_IEEE128_CONVERT): Likewise.
3351 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3352 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3353 Use local variables for IBM extended format.
3354 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3355 (fix_trunc<mode>si2_fprs): Likewise.
3356 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3357 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3358 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3359 to know that we can now have integers of all sizes in vector
3361 (fix<uns>_<mode>di2_hw): Likewise.
3362 (float<uns>_<mode>si2_hw): Likewise.
3363 (fix_<mode>si2_hw): Likewise.
3364 (fixuns_<mode>si2_hw): Likewise.
3365 (float<uns>_<mode>di2_hw): Likewise.
3366 (float_<mode>di2_hw): Likewise.
3367 (float_<mode>si2_hw): Likewise.
3368 (floatuns_<mode>di2_hw): Likewise.
3369 (floatuns_<mode>si2_hw): Likewise.
3370 (xscvqp<su>wz_<mode>): Delete, no longer used.
3371 (xscvqp<su>dz_<mode>): Likewise.
3372 (xscv<su>dqp_<mode>): Likewise.
3373 (ieee128_mfvsrd_64bit): Likewise.
3374 (ieee128_mfvsrd_32bit): Likewise.
3375 (ieee128_mfvsrwz): Likewise.
3376 (ieee128_mtvsrw): Likewise.
3377 (ieee128_mtvsrd_64bit): Likewise.
3378 (ieee128_mtvsrd_32bit): Likewise.
3380 2017-01-31 Martin Liska <mliska@suse.cz>
3383 * ipa-prop.c (ipa_free_all_node_params): Call release method
3384 instead of ~sumbol_summary to not to trigger double times
3387 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3389 PR tree-optimization/71691
3390 * bitmap.h (class auto_bitmap): New.
3391 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3392 is_maybe_undefined instead of ssa_undefined_value_p.
3394 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3396 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3397 __S390_ARCH_LEVEL__ to __ARCH__.
3399 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3401 PR tree-optimization/79267
3402 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3403 if should_remove_lhs_p is true.
3405 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3408 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3409 (add_alignment_attribute): New.
3410 (base_type_die): Add alignment attribute.
3411 (subrange_type_die): Likewise.
3412 (modified_type_die): Likewise.
3413 (gen_array_type_die): Likewise.
3414 (gen_descr_array_type_die: Likewise.
3415 (gen_enumeration_type_die): Likewise.
3416 (gen_subprogram_die): Likewise.
3417 (gen_variable_die): Likewise.
3418 (gen_field_die): Likewise.
3419 (gen_ptr_to_mbr_type_die): Likewise.
3420 (gen_struct_or_union_type_die): Likewise.
3421 (gen_subroutine_type_die): Likewise.
3422 (gen_typedef_die): Likewise.
3423 (base_type_cmp): Compare alignment attribute.
3425 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3428 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3429 (setb_unsigned) New pattern for setb with CCUNS.
3430 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3431 subfc./subfe sequence to avoid overflow problems. Generate a
3432 shorter sequence with cmpld/setb for power9.
3433 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3434 for generating subfc. instruction.
3435 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3436 now uses this instruction.
3438 2017-01-30 Ian Lance Taylor <iant@google.com>
3441 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3442 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3444 2017-01-30 Martin Sebor <msebor@redhat.com>
3446 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3447 Move constant to the right of a relational operator.
3448 (get_mpfr_format_length, format_character, format_string): Ditto.
3449 (should_warn_p, maybe_warn): Same.
3451 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3453 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3456 * asan.c (get_translation_unit_decl): Remove function.
3457 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3459 2017-01-30 Martin Liska <mliska@suse.cz>
3461 PR gcov-profile/79259
3462 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3465 2017-01-30 Martin Liska <mliska@suse.cz>
3468 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3469 Initialize variables with NULL value.
3471 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3474 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3476 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3478 2017-01-30 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/79276
3481 * tree-vrp.c (process_assert_insertions): Properly adjust common
3482 when removing a duplicate.
3484 * gcc.dg/torture/pr79276.c: New testcase.
3486 2017-01-30 Richard Biener <rguenther@suse.de>
3488 PR tree-optimization/79256
3489 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3490 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3492 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3494 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3497 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3498 ("*r<noxa>sbg_<mode>_sll_bitmask")
3499 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3500 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3501 Use contiguous_bitmask_nowrap_operand.
3503 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3506 * config/rs6000/altivec.h (vec_xl): Revise #define.
3507 (vec_xst): Likewise.
3509 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3513 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3515 PR rtl-optimization/79194
3516 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3517 traps before call to bypass_conditional_jumps.
3519 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3521 PR tree-optimization/71374
3522 * lra-constraints.c (check_conflict_input_operands): New.
3523 (match_reload): Use it.
3525 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3528 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3529 account to calculate conflict_set.
3531 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3533 PR rtl-optimization/78559
3534 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3535 other_insn in combine.
3537 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3539 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3540 uint16_type_node for BT_UINT16.
3542 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3544 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3545 "RTL Tests" to menu.
3546 (GIMPLE Tests): New node.
3547 (RTL Tests): New node.
3549 2017-01-27 Richard Biener <rguenther@suse.de>
3551 PR tree-optimization/79245
3552 * tree-loop-distribution.c (distribute_loop): Apply cost
3553 modeling also to detected patterns.
3555 2017-01-27 Richard Biener <rguenther@suse.de>
3557 PR tree-optimization/71433
3558 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3559 (compare_assert_loc): New function.
3560 (process_assert_insertions): Sort and optimize assert locations
3561 to remove duplicates and push down identical assertions on
3562 edges to their destination block.
3564 2017-01-27 Richard Biener <rguenther@suse.de>
3566 PR tree-optimization/79244
3567 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3568 out SSA names even if abnormal.
3570 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3572 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3573 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3574 instead of MPFR_RNDN.
3576 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3579 * arm.c (arm_option_override): Don't call build_target_option_node
3580 until after doing all option overrides.
3581 (arm_valid_target_attribute_tree): Likewise.
3583 2017-01-27 Martin Liska <mliska@suse.cz>
3585 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3586 for {cd}tors and C++ {cd}tors.
3588 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3590 * config/s390/s390.md ("*setmem_long_and")
3591 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3593 2017-01-26 Martin Sebor <msebor@redhat.com>
3595 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3598 2017-01-26 Martin Sebor <msebor@redhat.com>
3600 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3601 HAVE_DFmode before using XFmode or DFmode.
3602 (parse_directive): Avoid using the z length modifier to avoid
3603 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3606 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3607 to accept adjustment as an array.
3608 (get_int_range): New function.
3609 (struct directive): Make width and prec arrays.
3610 (directive::set_width, directive::set_precision): Call get_int_range.
3611 (format_integer, format_floating): Handle width and precision ranges.
3612 (format_string, parse_directive): Same.
3614 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3617 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3618 comdat_type_p set, just clone them, but keep the children in the
3622 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3623 which have direct callers with -fvar-tracking-assignments enabled
3625 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3626 inside of type units.
3628 2017-01-26 Martin Sebor <msebor@redhat.com>
3631 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3633 (struct format_result): Replace number_chars, number_chars_min,
3634 and number_chars_max with a single member of struct result_range.
3636 (format_result::operator+=): Adjust.
3637 (struct fmtresult): Remove bounded. Handle likely and unlikely
3639 (fmtresult::adjust_for_width_or_precision): New function.
3640 (fmtresult:type_max_digits): New function.
3641 (bytes_remaining): Handle likely and unlikely counters.
3642 (min_bytes_remaining): Remove.
3643 (format_percent): Simplify.
3644 (format_integer, format_floating): Set likely and unlikely counters.
3645 (get_string_length, format_character, format_string): Same.
3646 (format_plain, should_warn_p): New function.
3647 (maybe_warn): Call should_warn_p. Update diagnostic messages
3648 and handle those for all directives, including plain strings.
3649 (format_directive): Handle likely and unlikely counters.
3650 Remove unnecessary quoting from diagnostics. Add an informational
3652 (add_bytes): Remove.
3653 (pass_sprintf_length::compute_format_length): Simplify.
3654 (try_substitute_return_value): Handle likely and unlikely counters.
3656 2017-01-26 Carl Love <cel@us.ibm.com>
3658 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3659 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3661 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3664 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3665 endianess for subregs into account.
3666 * lra-constraints.c (lra_constraints): Do risky transformations
3667 always on the first iteration.
3668 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3669 last_call_used_reg_set.
3670 (process_bb_lives): Define and use last_call_used_reg_set.
3671 * lra.c (lra): Always continue after lra_constraints on the first
3674 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3676 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3678 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3680 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3682 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3683 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3684 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3685 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3686 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3687 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3688 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3689 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3690 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3692 2017-01-26 Marek Polacek <polacek@redhat.com>
3695 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3696 for the third operand.
3698 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3701 * omp-low.c (struct omp_context): Add simt_stmt field.
3702 (scan_omp_for): Return omp_context *.
3703 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3704 context to the _simt_ SIMD stmt.
3705 (lower_omp_for): For combined SIMD with sibling _simt_
3706 SIMD, make sure to use the same decls in _looptemp_
3707 clauses as in the sibling.
3709 2017-01-26 David Sherwood <david.sherwood@arm.com>
3712 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3715 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3718 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3719 emit fld b; fld a; if possible.
3721 * brig-builtins.def: Update copyright years.
3722 * config/arm/arm_acle_builtins.def: Update copyright years.
3724 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3727 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3728 constraint instead of o for the stxsd instruction.
3730 2017-01-25 Carl Love <cel@us.ibm.com>
3732 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3733 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3735 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3737 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3739 2017-01-25 Richard Biener <rguenther@suse.de>
3741 PR tree-optimization/69264
3742 * target.def (vector_alignment_reachable): Improve documentation.
3743 * doc/tm.texi: Regenerate.
3744 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3746 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3747 earlier changes with respect to TYPE_USER_ALIGN.
3748 (vector_alignment_reachable_p): Likewise. Improve dumping.
3750 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3753 * config/arm/arm.md (xordi3): Force constant operand into a register
3756 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3758 * doc/invoke.texi (-fstore-merging): Correct default optimization
3759 levels at which it is enabled.
3760 (-O): Move -fstore-merging from list to...
3763 2017-01-25 Richard Biener <rguenther@suse.de>
3766 * omp-expand.c: Include debug.h.
3767 (expand_omp_taskreg): Make sure to generate early debug before
3768 outlining anything from a function.
3769 (expand_omp_target): Likewise.
3770 (grid_expand_target_grid_body): Likewise.
3772 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3775 * asan.c (get_translation_unit_decl): New function.
3776 (asan_add_global): Extract modules file name from globals
3777 TRANSLATION_UNIT_DECL name.
3779 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3782 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3783 for long calls with APCS frame and VFP.
3785 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3787 * cfg.c (original_copy_tables_initialized_p): New function.
3788 * cfg.h (original_copy_tables_initialized_p): New decl.
3789 * cfgrtl.c (relink_block_chain): Guard the call to
3790 free_original_copy_tables with a call to
3791 original_copy_tables_initialized_p.
3792 * cgraph.h (symtab_node::native_rtl_p): New decl.
3793 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3794 (symtab_node::needed_p): Don't assert for early assembly output
3795 for __RTL functions.
3796 (cgraph_node::finalize_function): Set "force_output" for __RTL
3798 (cgraph_node::analyze): Bail out early for __RTL functions.
3799 (analyze_functions): Update assertion to support __RTL functions.
3800 (cgraph_node::expand): Bail out early for __RTL functions.
3801 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3803 * function.h (struct function): Update comment for field
3805 * gimple-expr.c: Include "tree-pass.h".
3806 (gimple_has_body_p): Return false for __RTL functions.
3807 * Makefile.in (OBJS): Add run-rtl-passes.o.
3808 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3810 (gcc::pass_manager::get_clean_slate): New accessor.
3811 * passes.c: Include "insn-addr.h".
3812 (should_skip_pass_p): Add logging. Update logic for running
3813 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3814 property-provider override so it is only done for gimple passes.
3816 (skip_pass): New function.
3817 (execute_one_pass): Call skip_pass when skipping passes.
3818 * read-md.c (md_reader::read_char): Support filtering
3819 the input to a subset of line numbers.
3820 (md_reader::md_reader): Initialize fields
3821 m_first_line and m_last_line.
3822 (md_reader::read_file_fragment): New function.
3823 * read-md.h (md_reader::read_file_fragment): New decl.
3824 (md_reader::m_first_line): New field.
3825 (md_reader::m_last_line): New field.
3826 * read-rtl-function.c (function_reader::create_function): Only
3827 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3828 curr_properties. Set DECL_INITIAL to a dummy block.
3829 (read_rtl_function_body_from_file_range): New function.
3830 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3832 * run-rtl-passes.c: New file.
3833 * run-rtl-passes.h: New file.
3835 2017-01-24 Jeff Law <law@redhat.com>
3837 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3840 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3842 PR tree-optimization/79159
3843 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3844 (record_nonwrapping_iv): Improve boundary using above function if no
3845 value range information.
3847 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3848 Martin Jambor <mjambor@suse.cz>
3850 * brig-builtins.def: New file.
3851 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3852 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3853 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3854 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3855 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3856 * builtin-types.def (BT_INT8): New.
3857 (BT_INT16): Likewise.
3858 (BT_UINT8): Likewise.
3859 (BT_UINT16): Likewise.
3860 (BT_FN_ULONG): Likewise.
3861 (BT_FN_UINT_INT): Likewise.
3862 (BT_FN_UINT_ULONG): Likewise.
3863 (BT_FN_UINT_LONG): Likewise.
3864 (BT_FN_UINT_PTR): Likewise.
3865 (BT_FN_ULONG_PTR): Likewise.
3866 (BT_FN_INT8_FLOAT): Likewise.
3867 (BT_FN_INT16_FLOAT): Likewise.
3868 (BT_FN_UINT32_FLOAT): Likewise.
3869 (BT_FN_UINT16_FLOAT): Likewise.
3870 (BT_FN_UINT8_FLOAT): Likewise.
3871 (BT_FN_UINT64_FLOAT): Likewise.
3872 (BT_FN_UINT16_UINT32): Likewise.
3873 (BT_FN_UINT32_UINT16): Likewise.
3874 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3875 (BT_FN_INT_PTR_INT): Likewise.
3876 (BT_FN_UINT_PTR_UINT): Likewise.
3877 (BT_FN_LONG_PTR_LONG): Likewise.
3878 (BT_FN_ULONG_PTR_ULONG): Likewise.
3879 (BT_FN_VOID_UINT64_UINT64): Likewise.
3880 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3881 (BT_FN_INT8_INT8_INT8): Likewise.
3882 (BT_FN_INT16_INT16_INT16): Likewise.
3883 (BT_FN_INT_INT_INT): Likewise.
3884 (BT_FN_UINT_FLOAT_UINT): Likewise.
3885 (BT_FN_FLOAT_UINT_UINT): Likewise.
3886 (BT_FN_ULONG_UINT_UINT): Likewise.
3887 (BT_FN_ULONG_UINT_PTR): Likewise.
3888 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3889 (BT_FN_UINT_UINT_UINT): Likewise.
3890 (BT_FN_VOID_UINT_PTR): Likewise.
3891 (BT_FN_UINT_UINT_PTR: Likewise.
3892 (BT_FN_UINT32_UINT64_PTR): Likewise.
3893 (BT_FN_INT_INT_UINT_UINT): Likewise.
3894 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3895 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3896 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3897 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3898 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3899 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3900 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3901 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3902 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3903 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3904 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3905 * doc/frontends.texi: List BRIG FE.
3906 * doc/install.texi (Testing): Add BRIG tesring requirements.
3907 * doc/invoke.texi (Overall Options): Mention BRIG.
3908 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3910 2017-01-24 Richard Biener <rguenther@suse.de>
3912 PR translation/79208
3913 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3915 2017-01-24 Martin Jambor <mjambor@suse.cz>
3918 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3919 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3922 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3925 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3926 casts from signed to unsigned really don't have a range.
3928 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3930 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3931 GMP_RNDx for compatiblity.
3933 2017-01-24 Martin Liska <mliska@suse.cz>
3936 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3937 that would prevent us to call alloca with -1 as argument.
3939 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3941 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3942 Avoid -Wformat-security warning.
3944 2017-01-23 Andrew Pinski <apinski@cavium.com>
3946 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3949 2017-01-23 Martin Sebor <msebor@redhat.com>
3952 * gimple-ssa-sprintf.c (warn_level): New global.
3953 (format_integer): Use it here and throughout the rest of the file.
3954 Use the same switch to compute sign as base.
3955 (maybe_warn): New function.
3956 (format_directive): Factor out warnings into maybe_warn.
3957 Add debugging output. Use warn_level.
3958 (add_bytes): Use warn_level.
3959 (pass_sprintf_length::compute_format_length): Add debugging output.
3960 (try_substitute_return_value): Same.
3961 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3964 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3965 (struct fmtresult, format_integer, format_floating): Adjust.
3966 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3967 (get_string_length, format_string,format_directive): Same.
3968 (pass_sprintf_length::compute_format_length): Same.
3969 (try_substitute_return_value): Simplify slightly.
3972 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3973 (fmtresult::operator+=): Outlined.
3974 (struct fmtresult): Add ctors.
3975 (struct conversion_spec): Rename...
3976 (struct directive): ...to this. Add and remove data members.
3977 (directive::set_width, directive::set_precision): New functions.
3978 (format_percent): Use fmtresult ctor.
3979 (get_width_and_precision): Remove.
3980 (format_integer): Make naming changes. Avoid computing width and
3982 (format_floating): Same. Adjust indentation.
3983 (format_character, format_none): New functions.
3984 (format_string): Moved character handling to format_character.
3985 (format_directive): Remove arguments, change return type.
3986 (parse_directive): New function.
3987 (pass_sprintf_length::compute_format_length): Move directive
3988 parsing to parse_directive.
3990 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3992 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3993 (assign_assembler_name_if_needed): ... this.
3994 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3995 (assign_assembler_name_if_needed): ... this.
3996 (free_lang_data_in_cgraph): Adjust callers.
3997 * cgraphunit.c (cgraph_node::analyze): Likewise.
3998 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4001 2017-01-23 Richard Biener <rguenther@suse.de>
4003 PR tree-optimization/79088
4004 PR tree-optimization/79188
4005 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4006 resetting loop bounds after last path deletion. Reset loop
4007 bounds of the target loop, make code match the comments.
4008 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4009 Make sure loops need no fixups.
4011 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4013 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4014 exponent support with double type for first argument.
4015 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4016 type returned by __builtin_vec_extract_sig,
4017 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4018 functions from "vector int" to "vector unsigned int" or from
4019 "vector long long int" to "vector unsigned long long int".
4020 Changed type returned by __builtin_vec_extract_exp,
4021 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4022 functions from "vector int" to "vector unsigned int" or from
4023 "vector long long int" to "vector unsigned long long int".
4024 Changed return type of __builtin_vec_test_data_class,
4025 __builtin_vec_test_data_class_sp, and
4026 __builtin_vec_test_data_class_dp from "vector int" to
4027 "vector bool int" or from "vector long long int" to "vector bool
4028 long long int" and changed second argument type from "unsigned
4029 int" to "int". Added new overloaded function forms "vector float
4030 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4031 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4032 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4033 double, vector unsigned long long int)" and "vector double
4034 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4035 long int)". Changed return type of
4036 __builtin_scalar_test_data_class and
4037 __builtin_scalar_test_data_class_sp and
4038 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4039 int" and changed second argument from "unsigned int" to "int".
4040 Changed type returned by __builtin_scalar_test_neg,
4041 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4042 from "int" to "bool int". Added new overloaded function form
4043 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4044 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4045 exponent double-precision with floating point first argument.
4046 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4047 documentation of scalar_test_data_class, scalar_test_neg,
4048 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4049 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4050 vec_test_data_class built-in functions to reflect refinements in
4051 their type signatures.
4053 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4055 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4057 (aarch64_elf_asm_destructor): Likewise.
4059 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4061 PR rtl-optimization/78634
4062 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4063 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4064 * ifcvt.c (noce_try_cmove): Add missing cost check.
4066 PR rtl-optimization/71724
4067 * combine.c (if_then_else_cond): Look for situations where it is
4068 beneficial to undo the work of one of the recursive calls.
4070 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4072 PR tree-optimization/70754
4073 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4074 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4075 combined stmt before it if not NULL.
4076 (combine_chains): Process refs reversely and compute dominance point
4079 2017-01-23 Martin Liska <mliska@suse.cz>
4081 PR tree-optimization/79196
4082 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4083 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4085 (strlen_optimize_stmt): Call the renamed function.
4087 2017-01-23 Michael Matz <matz@suse.de>
4089 PR tree-optimization/78384
4090 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4092 2017-01-23 Richard Biener <rguenther@suse.de>
4094 PR tree-optimization/79186
4095 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4096 both incoming edges before moving an assert.
4098 2017-01-23 Martin Jambor <mjambor@suse.cz>
4100 * ipa-prop.c (load_from_param_1): Removed.
4101 (load_from_unmodified_param): Bits from load_from_param_1 put back
4103 (load_from_param): Removed.
4104 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4105 with stmt. Reverted back to use of load_from_unmodified_param.
4107 2017-01-23 Martin Jambor <mjambor@suse.cz>
4110 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4111 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4112 field a pointer to garbage collected vector, mark lattices and
4113 ipcp_orig_node with GTY((skip)).
4114 (ipa_get_param_count): Adjust to descriptors being a pointer.
4115 (ipa_get_param): Likewise.
4116 (ipa_get_type): Likewise.
4117 (ipa_get_param_move_cost): Likewise.
4118 (ipa_set_param_used): Likewise.
4119 (ipa_get_controlled_uses): Likewise.
4120 (ipa_set_controlled_uses): Likewise.
4121 (ipa_is_param_used): Likewise.
4122 (ipa_node_params_t): Move into garbage collector. New methods insert
4124 (ipa_node_params_sum): Annotate wth GTY(()).
4125 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4127 (ipa_load_from_parm_agg): Adjust declaration.
4128 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4129 * ipa-profile.c (ipa_profile): Likewise.
4130 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4131 (ipa_populate_param_decls): Make descriptors parameter garbage
4133 (ipa_dump_param): Adjust to descriptors being a pointer.
4134 (ipa_alloc_node_params): Likewise.
4135 (ipa_initialize_node_params): Likewise.
4136 (load_from_param_1): Make descriptors parameter garbage collected.
4137 (load_from_unmodified_param): Likewise.
4138 (load_from_param): Likewise.
4139 (ipa_load_from_parm_agg): Likewise.
4140 (ipa_node_params::~ipa_node_params): Removed.
4141 (ipa_free_all_node_params): Remove call to delete operator.
4142 (ipa_node_params_t::insert): New.
4143 (ipa_node_params_t::remove): Likewise.
4144 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4145 copy known_csts and known_contexts vectors.
4146 (ipa_read_node_info): Adjust to descriptors being a pointer.
4147 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4149 (ipcp_transform_function): Make descriptors variable garbage
4152 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4154 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4155 * config/i386/avx512dqintrin.h: Ditto.
4156 * config/i386/avx512fintrin.h: Ditto.
4157 * gcc/config/i386/i386.c: Handle new builtins.
4158 * config/i386/i386-builtin.def: Add new builtins.
4159 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4160 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4162 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4163 Martin Liska <mliska@suse.cz>
4165 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4166 * asan.c (asan_expand_poison_ifn): Support stores and use
4167 appropriate ASAN report function.
4168 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4169 * internal-fn.def (ASAN_POISON_USE): Declare.
4170 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4171 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4172 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4173 ASAN_POISON calls w/o LHS.
4174 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4175 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4176 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4177 * gimplify.c (asan_poison_variables): Add attribute
4178 use_after_scope_memory to variables that really needs to live
4180 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4181 having the attribute.
4183 2017-01-23 Martin Liska <mliska@suse.cz>
4185 * asan.c (create_asan_shadow_var): New function.
4186 (asan_expand_poison_ifn): Likewise.
4187 * asan.h (asan_expand_poison_ifn): New declaration.
4188 * internal-fn.c (expand_ASAN_POISON): Likewise.
4189 * internal-fn.def (ASAN_POISON): New builtin.
4190 * sanopt.c (pass_sanopt::execute): Expand
4191 asan_expand_poison_ifn.
4192 * tree-inline.c (copy_decl_for_dup_finish): Make function
4194 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4195 * tree-ssa.c (is_asan_mark_p): New function.
4196 (execute_update_addresses_taken): Rewrite local variables
4197 (identified just by use-after-scope as addressable) into SSA.
4199 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4201 * doc/install.texi (Specific): opensource.apple.com uses https
4202 now. Remove trailing slash.
4204 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4206 * README.Portability: Remove note on an Irix compatibility issue.
4208 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4210 * gcov.c (INCLUDE_ALGORITHM): Define.
4211 (INCLUDE_VECTOR): Define.
4212 No longer include <vector> and <algorithm> directly.
4214 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4216 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4218 * doc/invoke.texi (Code Gen Options): Ditto.
4220 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4223 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4225 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4227 rtl-optimization/79125
4228 * cprop.c (local_cprop_pass): Handle cases where we make an
4231 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4235 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4236 read from, for big endian.
4238 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4240 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4241 register pauth builtins for LP64 only.
4243 2017-01-20 Marek Polacek <polacek@redhat.com>
4246 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4249 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4251 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4253 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4254 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4255 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4257 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4260 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4261 in big-endian mode when they are not a single duplicated value.
4263 2017-01-20 Richard Biener <rguenther@suse.de>
4265 * BASE-VER: Bump to 7.0.1.
4267 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4269 * omp-low.c (omplow_simd_context): New struct. Use it...
4270 (lower_rec_simd_input_clauses): ...here and...
4271 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4272 references to idx, lane, max_vf, is_simt.
4274 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4276 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4279 2017-01-20 Martin Jambor <mjambor@suse.cz>
4281 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4282 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4284 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4285 (GTFILES): Rename hsa.c to hsa-common.c.
4286 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4287 * hsa-dump.c: Likewise.
4288 * hsa-gen.c: Likewise.
4289 * hsa-regalloc.c: Likewise.
4290 * ipa-hsa.c: Likewise.
4291 * omp-expand.c: Likewise.
4292 * omp-low.c: Likewise.
4293 * toplev.c: Likewise.
4295 2017-01-20 Marek Polacek <polacek@redhat.com>
4298 * doc/invoke.texi: Document -Wduplicated-branches.
4299 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4300 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4301 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4302 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4303 return 0 only when not OEP_LEXICOGRAPHIC.
4304 (fold_build_cleanup_point_expr): Use the expression
4305 location when building CLEANUP_POINT_EXPR.
4306 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4307 * tree.c (add_expr): Handle error_mark_node.
4309 2017-01-20 Martin Liska <mliska@suse.cz>
4312 * tree-profile.c (init_ic_make_global_vars): Do not call
4314 (gimple_init_gcov_profiler): Likewise.
4316 2017-01-20 Martin Liska <mliska@suse.cz>
4319 * cgraph.h (maybe_create_reference): Remove argument and
4321 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4323 * ipa-cp.c (create_specialized_node): Likewise.
4324 * symtab.c (symtab_node::maybe_create_reference): Handle
4325 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4327 2017-01-20 Martin Liska <mliska@suse.cz>
4329 * read-rtl-function.c (function_reader::create_function): Use
4330 build_decl instread of build_decl_stat.
4332 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4334 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4335 * config/i386/avx512dqintrin.h: Ditto.
4336 * config/i386/avx512fintrin.h: Ditto.
4337 * config/i386/i386-builtin-types.def: Add new types.
4338 * gcc/config/i386/i386.c: Handle new types.
4339 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4340 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4341 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4342 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4343 (__builtin_ia32_kshiftridi): New.
4344 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4346 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4350 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4351 define to rs6000_init_stack_protect_guard.
4352 (rs6000_init_stack_protect_guard): New function.
4354 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4355 Yunqiang Su <yunqiang.su@imgtec.com>
4357 * config.gcc (supported_defaults): Add madd4.
4358 (with_madd4): Add validation.
4359 (all_defaults): Add madd4.
4360 * config/mips/mips.opt (mmadd4): New option.
4361 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4363 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4365 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4366 (ISA_HAS_FUSED_MADD4): Likewise.
4367 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4368 * gcc/doc/install.texi (--with-madd4): Document the new option.
4370 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4372 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4373 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4374 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4375 (aarch64_init_pauth_hint_builtins): New.
4376 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4377 (aarch64_expand_builtin): Expand new builtins.
4379 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4381 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4382 * combine-stack-adj.c (no_unhandled_cfa): Handle
4383 REG_CFA_TOGGLE_RA_MANGLE.
4384 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4385 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4386 info for return address signing.
4387 (aarch64_expand_epilogue): Likewise.
4389 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4391 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4392 * config/aarch64/aarch64-protos.h
4393 (aarch64_return_address_signing_enabled): New declaration.
4394 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4396 (aarch64_expand_prologue): Sign return address before it's pushed onto
4398 (aarch64_expand_epilogue): Authenticate return address fetched from
4400 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4401 (aarch64_attributes): New function attributes for "sign-return-address".
4402 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4403 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4404 ("*do_return"): Generate combined instructions according to key index.
4405 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4406 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4408 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4409 * config/aarch64/aarch64.opt (msign-return-address=): New.
4410 * doc/extend.texi (AArch64 Function Attributes): Documents
4411 "sign-return-address=".
4412 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4414 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4416 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4417 overall option summary.
4419 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4421 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4422 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4423 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4424 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4426 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4428 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4429 -mpower9-minmax by default for -mcpu=power9.
4430 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4431 128-bit floating point.
4433 2017-01-20 Alan Modra <amodra@gmail.com>
4435 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4436 optimizing for size.
4438 2017-01-20 Alan Modra <amodra@gmail.com>
4441 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4442 for strcmp and strncmp from corresponding builtin decl.
4444 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4446 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4447 instead of i386/rtems-64.h.
4448 * config/i386/rtems-64.h: Remove.
4450 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4454 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4458 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4460 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4461 Change int to HOST_WIDE_INT.
4462 * config/aarch64/aarch64-protos.h
4463 (aarch64_simd_gen_const_vector_dup): Likewise.
4464 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4466 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4468 * langhooks-def.h (lhd_type_for_size): New decl.
4469 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4470 * langhooks.c (lhd_type_for_size): New function, taken from
4473 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4475 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4476 define_bypass for CR latency.
4477 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4478 (power9-alu2): Add define_bypass for CR latency.
4480 (power9-mul): Update insn latency.
4481 (power9-mul-compare): Update insn latency, bypass latency and remove
4484 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4486 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4488 * config/aarch64/aarch64.md
4489 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4490 aarch64_nopcrelative_literal_loads.
4491 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4493 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4495 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4497 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4499 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4502 * config.gcc (supported_defaults): Add lxc1-sxc1.
4503 (with_lxc1_sxc1): Add validation.
4504 (all_defaults): Add lxc1-sxc1.
4505 * config/mips/mips.opt (mlxc1-sxc1): New option.
4506 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4508 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4509 __mips_no_lxc1_sxc1.
4510 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4511 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4512 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4514 2017-01-19 Richard Biener <rguenther@suse.de>
4516 PR tree-optimization/72488
4517 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4518 sure to restore SSA info.
4519 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4521 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4523 PR rtl-optimization/79121
4524 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4525 of the inner type when shifting an extended value.
4527 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4530 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4531 interposable aliases.
4533 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4536 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4537 Use the evmergelohi instruction.
4538 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4539 (mov_sitf_e500_subreg8_2_be): Likewise.
4540 (mov_sitf_e500_subreg12_2_le): Likewise.
4541 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4542 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4543 (mov_sitf_e500_subreg8_2_le): Likewise.
4544 (mov_sitf_e500_subreg12_2_be): Likewise.
4546 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4548 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4549 attribute from vecsimple to vecperm.
4550 (altivec_vbpermq2): Likewise.
4552 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4555 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4557 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4558 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4559 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4560 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4561 case where N arg is SIZE_MAX.
4562 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4563 (cmpstrsi): Add pattern.
4565 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4567 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4568 __builtin_vec_revb builtins.
4569 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4570 built-in functions to support generation of the ISA 3.0 XXBR<x>
4571 vector byte reverse instructions.
4572 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4573 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4574 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4575 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4576 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4577 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4578 (P9V_BUILTIN_VEC_REVB): Likewise.
4579 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4580 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4581 (p9_xxbrq_v16qi): Likewise.
4582 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4583 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4584 (p9_xxbrh_v8hi): Likewise.
4585 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4586 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4587 vec_revb built-in functions.
4589 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4591 PR rtl-optimization/78952
4592 * config/i386/i386.md (any_extract): New code iterator.
4593 (*insvqi_2): Use any_extract for source operand.
4594 (*insvqi_3): Use any_shiftrt for source operand.
4596 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4598 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4600 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4602 2017-01-18 Matthias Klose <doko@ubuntu.com>
4604 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4606 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4608 * config/rs6000/altivec.h (vec_bperm): Change #define.
4609 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4610 (altivec_vbpermq2): New define_insn.
4611 (altivec_vbpermd): Likewise.
4612 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4614 (VBPERMD): Likewise.
4615 (VBPERM): New polymorphic function interface.
4616 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4617 Add entries for P9V_BUILTIN_VEC_VBPERM.
4618 * doc/extend.texi: Add interfaces for vec_bperm.
4620 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4622 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4623 first letter of error messages.
4624 (s390_resolve_overloaded_builtin): Likewise.
4625 * config/s390/s390.c (s390_expand_builtin): Likewise.
4626 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4627 (s390_valid_target_attribute_inner_p): Likewise.
4628 * config/s390/s390.md ("tabort"): Likewise.
4630 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4632 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4633 (ISA_AVOID_DIV_HILO): New macro.
4634 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4635 (ISA_HAS_DDIV): Likewise.
4637 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4639 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4641 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4643 * doc/invoke.texi (fabi-version): Spelling fix.
4645 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4648 * doc/invoke.texi (fabi-version): Mention mangling fix for
4651 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4654 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4656 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4659 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4660 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4662 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4664 (stack_protect_test): Ditto.
4665 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4666 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4668 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4669 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4670 -mstack-protector-guard-offset=.
4671 (RS/6000 and PowerPC Options): Ditto.
4673 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/i386.h (MASK_CLASS_P): New define.
4676 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4677 there are no registers from different register sets also when
4678 mask registers are used. Update function comment.
4679 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4680 to (*k/*r) and (*k/*km) alternatives.
4682 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4684 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4685 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4686 (EH_RETURN_HANDLER_RTX): New define.
4687 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4688 Force frame pointer in EH return functions.
4689 (aarch64_expand_epilogue): Add barrier for eh_return.
4690 (aarch64_final_eh_return_addr): Remove.
4691 (aarch64_eh_return_handler_rtx): New function.
4692 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4694 (aarch64_eh_return_handler_rtx): New prototype.
4696 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4698 * config/rs6000/altivec.h (vec_rlmi): New #define.
4699 (vec_vrlnm): Likewise.
4700 (vec_rlnm): Likewise.
4701 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4702 (UNSPEC_VRLNM): Likewise.
4703 (VIlong): New mode iterator.
4704 (altivec_vrl<VI_char>mi): New define_insn.
4705 (altivec_vrl<VI_char>nm): Likewise.
4706 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4709 (RLNM): New polymorphic function entry.
4710 (VRLWMI): New monomorphic function entry.
4712 (RLMI): New polymorphic function entry.
4713 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4714 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4715 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4718 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4721 * dwarf2out.c (field_byte_offset): Restore the
4722 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4723 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4724 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4727 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4730 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4732 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4735 * dwarf2out.c (add_data_member_location_attribute): For constant
4736 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4737 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4738 DW_AT_byte_size attributes.
4740 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4742 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4743 after forcing to constant memory when the code model is medium.
4745 2017-01-17 Julia Koval <julia.koval@intel.com>
4748 * config/i386/avx512fintrin.h
4749 (_mm512_i32gather_ps): Change __addr type to void const*.
4750 (_mm512_mask_i32gather_ps): Ditto.
4751 (_mm512_i32gather_pd): Ditto.
4752 (_mm512_mask_i32gather_pd): Ditto.
4753 (_mm512_i64gather_ps): Ditto.
4754 (_mm512_mask_i64gather_ps): Ditto.
4755 (_mm512_i64gather_pd): Ditto.
4756 (_mm512_mask_i64gather_pd): Ditto.
4757 (_mm512_i32gather_epi32): Ditto.
4758 (_mm512_mask_i32gather_epi32): Ditto.
4759 (_mm512_i32gather_epi64): Ditto.
4760 (_mm512_mask_i32gather_epi64): Ditto.
4761 (_mm512_i64gather_epi32): Ditto.
4762 (_mm512_mask_i64gather_epi32): Ditto.
4763 (_mm512_i64gather_epi64): Ditto.
4764 (_mm512_mask_i64gather_epi64): Ditto.
4765 (_mm512_i32scatter_ps): Change __addr type to void*.
4766 (_mm512_mask_i32scatter_ps): Ditto.
4767 (_mm512_i32scatter_pd): Ditto.
4768 (_mm512_mask_i32scatter_pd): Ditto.
4769 (_mm512_i64scatter_ps): Ditto.
4770 (_mm512_mask_i64scatter_ps): Ditto.
4771 (_mm512_i64scatter_pd): Ditto.
4772 (_mm512_mask_i64scatter_pd): Ditto.
4773 (_mm512_i32scatter_epi32): Ditto.
4774 (_mm512_mask_i32scatter_epi32): Ditto.
4775 (_mm512_i32scatter_epi64): Ditto.
4776 (_mm512_mask_i32scatter_epi64): Ditto.
4777 (_mm512_i64scatter_epi32): Ditto.
4778 (_mm512_mask_i64scatter_epi32): Ditto.
4779 (_mm512_i64scatter_epi64): Ditto.
4780 (_mm512_mask_i64scatter_epi64): Ditto.
4781 * config/i386/avx512pfintrin.h
4782 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4783 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4784 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4785 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4786 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4787 (_mm512_prefetch_i32scatter_ps): Ditto.
4788 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4789 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4790 (_mm512_prefetch_i64scatter_pd): Ditto.
4791 (_mm512_prefetch_i64scatter_ps): Ditto.
4792 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4793 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4794 * config/i386/avx512vlintrin.h
4795 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4796 (_mm_mmask_i32gather_ps): Ditto.
4797 (_mm256_mmask_i32gather_pd): Ditto.
4798 (_mm_mmask_i32gather_pd): Ditto.
4799 (_mm256_mmask_i64gather_ps): Ditto.
4800 (_mm_mmask_i64gather_ps): Ditto.
4801 (_mm256_mmask_i64gather_pd): Ditto.
4802 (_mm_mmask_i64gather_pd): Ditto.
4803 (_mm256_mmask_i32gather_epi32): Ditto.
4804 (_mm_mmask_i32gather_epi32): Ditto.
4805 (_mm256_mmask_i32gather_epi64): Ditto.
4806 (_mm_mmask_i32gather_epi64): Ditto.
4807 (_mm256_mmask_i64gather_epi32): Ditto.
4808 (_mm_mmask_i64gather_epi32): Ditto.
4809 (_mm256_mmask_i64gather_epi64): Ditto.
4810 (_mm_mmask_i64gather_epi64): Ditto.
4811 (_mm256_i32scatter_ps): Change __addr type to void*.
4812 (_mm256_mask_i32scatter_ps): Ditto.
4813 (_mm_i32scatter_ps): Ditto.
4814 (_mm_mask_i32scatter_ps): Ditto.
4815 (_mm256_i32scatter_pd): Ditto.
4816 (_mm256_mask_i32scatter_pd): Ditto.
4817 (_mm_i32scatter_pd): Ditto.
4818 (_mm_mask_i32scatter_pd): Ditto.
4819 (_mm256_i64scatter_ps): Ditto.
4820 (_mm256_mask_i64scatter_ps): Ditto.
4821 (_mm_i64scatter_ps): Ditto.
4822 (_mm_mask_i64scatter_ps): Ditto.
4823 (_mm256_i64scatter_pd): Ditto.
4824 (_mm256_mask_i64scatter_pd): Ditto.
4825 (_mm_i64scatter_pd): Ditto.
4826 (_mm_mask_i64scatter_pd): Ditto.
4827 (_mm256_i32scatter_epi32): Ditto.
4828 (_mm256_mask_i32scatter_epi32): Ditto.
4829 (_mm_i32scatter_epi32): Ditto.
4830 (_mm_mask_i32scatter_epi32): Ditto.
4831 (_mm256_i32scatter_epi64): Ditto.
4832 (_mm256_mask_i32scatter_epi64): Ditto.
4833 (_mm_i32scatter_epi64): Ditto.
4834 (_mm_mask_i32scatter_epi64): Ditto.
4835 (_mm256_i64scatter_epi32): Ditto.
4836 (_mm256_mask_i64scatter_epi32): Ditto.
4837 (_mm_i64scatter_epi32): Ditto.
4838 (_mm_mask_i64scatter_epi32): Ditto.
4839 (_mm256_i64scatter_epi64): Ditto.
4840 (_mm256_mask_i64scatter_epi64): Ditto.
4841 (_mm_i64scatter_epi64): Ditto.
4842 (_mm_mask_i64scatter_epi64): Ditto.
4843 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4844 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4845 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4846 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4847 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4848 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4849 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4850 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4851 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4852 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4853 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4854 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4855 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4856 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4857 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4858 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4859 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4860 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4861 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4862 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4863 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4864 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4865 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4866 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4867 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4868 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4869 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4870 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4871 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4872 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4873 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4874 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4875 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4876 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4877 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4878 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4879 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4880 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4881 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4882 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4883 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4884 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4885 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4886 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4887 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4888 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4889 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4890 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4891 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4892 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4893 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4894 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4895 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4896 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4897 definitions accordingly.
4899 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4900 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4903 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4906 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4909 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4910 hard regs for inner regno.
4912 2017-01-17 Martin Liska <mliska@suse.cz>
4915 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4916 assumption and add comment.
4918 2017-01-17 Nathan Sidwell <nathan@acm.org>
4920 * ipa-visibility.c (localize_node): New function, broken out of ...
4921 (function_and_variable_visibility): ... here. Call it.
4923 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4926 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4927 correctly set frequency of oudgoing edge.
4928 (duplicate_thread_path): Fix profile updating.
4930 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4933 * configure.ac: Add GCC_BASE_VER.
4934 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4935 version from BASE-VER file.
4936 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4937 (gcc.o): Depend on $(BASEVER).
4938 * common.opt (dumpfullversion): New option.
4939 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4940 * doc/invoke.texi: Document -dumpfullversion.
4941 * doc/install.texi: Document --with-gcc-major-version-only.
4942 * configure: Regenerated.
4944 2017-01-17 Richard Biener <rguenther@suse.de>
4946 PR tree-optimization/71433
4947 * tree-vrp.c (register_new_assert_for): Merge same asserts
4948 on all incoming edges.
4949 (process_assert_insertions_for): Handle insertions at the
4952 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4954 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4955 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4957 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4960 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4963 2017-01-17 Alan Modra <amodra@gmail.com>
4966 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4967 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4968 symbolic stack limit when pic.
4970 2017-01-16 Martin Sebor <msebor@redhat.com>
4972 PR tree-optimization/78608
4973 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4975 2017-01-16 Jeff Law <law@redhat.com>
4978 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4979 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4980 for several include directories that may be relative to sysroot.
4981 * config/i386/x-mingw32 (gplus_includedir): Define.
4982 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4983 (native_system_includedir): Likewise.
4984 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4985 override if TARGET_SYSTEM_ROOT is defined.
4986 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4988 PR tree-optimization/79090
4989 PR tree-optimization/33562
4990 PR tree-optimization/61912
4991 PR tree-optimization/77485
4992 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4993 and computed trims into the dump file.
4995 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4997 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4999 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5002 * gimplify.c (gimplify_init_constructor): If want_value and
5003 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5007 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5008 sequence. Formatting fixes.
5009 (doloop_optimize): Formatting fixes.
5012 * gcc.c (debug_level_greater_than_spec_func): New function.
5013 (static_spec_functions): Add debug-level-gt spec function.
5014 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5016 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5017 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5018 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5019 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5020 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5021 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5023 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5025 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5026 QImode fixups to general and mask registers only.
5028 2017-01-16 Carl Love <cel@us.ibm.com>
5030 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5031 for built-in functions
5032 vector signed char vec_nabs (vector signed char)
5033 vector signed short vec_nabs (vector signed short)
5034 vector signed int vec_nabs (vector signed int)
5035 vector signed long long vec_nabs (vector signed long long)
5036 vector float vec_nabs (vector float)
5037 vector double vec_nabs (vector double)
5038 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5040 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5041 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5042 * doc/extend.texi: Update the documentation file for the new built-in
5045 2017-01-16 Martin Sebor <msebor@redhat.com>
5047 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5050 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5052 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5053 UNSPEC_VSX__XXSPLTD to require special splat handling.
5055 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5058 * system.h: Poison strndup.
5060 2017-01-16 Alan Modra <amodra@gmail.com>
5063 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5066 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5068 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5070 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5072 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5073 call recog here. Assert that INSN_CODE (insn) is non-negative.
5075 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5078 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5080 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5081 in the currently scheduled RTL fragment.
5083 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5085 PR rtl-optimization/78751
5086 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5089 2017-01-14 Jeff Law <law@redhat.com>
5091 PR tree-optimization/79090
5092 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5093 variable length stores.
5094 (compute_trims): Delete dead assignment to *trim_tail.
5095 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5098 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5100 PR rtl-optimization/78626
5101 PR rtl-optimization/78727
5102 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5103 of a block, and split such blocks after everything else is finished.
5105 2017-01-14 Alan Modra <amodra@gmail.com>
5108 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5109 target legitimate_combined_insn.
5110 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5111 (rs6000_legitimate_combined_insn): New function.
5112 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5114 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5115 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5116 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5118 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5120 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5122 2017-01-13 Jeff Law <law@redhat.com>
5124 PR tree-optimization/33562
5125 PR tree-optimization/61912
5126 PR tree-optimization/77485
5127 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5129 (delete_dead_assignment): Likewise.
5130 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5131 statement to delete_dead_call and delete_dead_assignment.
5133 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5136 * substring-locations.c (format_warning_va): Strengthen case 1 so
5137 that both endpoints of the substring must be within the format
5138 range for just the substring to be printed.
5140 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5143 * config/i386/i386.c (ix86_target_string): Add missing options
5144 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5145 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5146 flags_other and ix86_target_other to flags2_other. Display unknown
5148 (ix86_valid_target_attribute_inner_p): Add missing options and
5149 reorder options by implied ISAs, as in ix86_target_string.
5151 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5153 * hash-table.h (hash_table::too_empty_p): New function.
5154 (hash_table::expand): Use it.
5155 (hash_table::traverse): Likewise.
5156 (hash_table::empty_slot): Use sizeof (value_type) instead of
5157 sizeof (PTR) to convert bytes to elements. Shrink the table
5158 if the current size is excessive for the current number of
5161 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5163 * ira-costs.c (record_reg_classes): Break from the inner loop
5164 early once alt_fail is known to be true. Update outer loop
5165 handling accordingly.
5167 2017-01-13 Jeff Law <law@redhat.com>
5169 * tree-ssa-dse.c (decrement_count): New function.
5170 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5171 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5172 when we know the partially dead statement is a mem* function.
5174 PR tree-optimization/61912
5175 PR tree-optimization/77485
5176 * tree-ssa-dse.c: Include expr.h.
5177 (maybe_trim_constructor_store): New function.
5178 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5180 PR tree-optimization/33562
5181 PR tree-optimization/61912
5182 PR tree-optimization/77485
5183 * doc/invoke.texi: Document new dse-max-object-size param.
5184 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5185 * tree-ssa-dse.c: Include params.h.
5186 (dse_store_status): New enum.
5187 (initialize_ao_ref_for_dse): New, partially extracted from
5189 (valid_ao_ref_for_dse, normalize_ref): New.
5190 (setup_live_bytes_from_ref, compute_trims): Likewise.
5191 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5192 (maybe_trim_partially_dead_store): Likewise.
5193 (maybe_trim_complex_store): Likewise.
5194 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5195 Track what bytes live from the original store. Return tri-state
5196 for dead, partially dead or live.
5197 (dse_dom_walker): Add constructor, destructor and new private members.
5198 (delete_dead_call, delete_dead_assignment): New extracted from
5200 (dse_optimize_stmt): Make a member of dse_dom_walker.
5201 Use initialize_ao_ref_for_dse.
5203 PR tree-optimization/33562
5204 PR tree-optimization/61912
5205 PR tree-optimization/77485
5206 * sbitmap.h (bitmap_count_bits): Prototype.
5207 (bitmap_clear_range, bitmap_set_range): Likewise.
5208 * sbitmap.c (bitmap_clear_range): New function.
5209 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5211 2017-01-13 Martin Liska <mliska@suse.cz>
5214 * function.c (set_cfun): Add new argument force.
5215 * function.h (set_cfun): Likewise.
5216 * ipa-inline-transform.c (inline_call): Use the function when
5217 strict alising from is dropped for function we inline to.
5219 2017-01-13 Richard Biener <rguenther@suse.de>
5221 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5222 for dumping GIMPLE INTEGER_CSTs.
5224 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5226 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5227 to 201112L since C++17.
5229 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5232 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5233 if -fsanitize=kernel-address is present.
5235 2017-01-13 Richard Biener <rguenther@suse.de>
5237 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5238 as _Literal ( type ) number in case usual suffixes do not
5239 preserve all information.
5241 2017-01-13 Richard Biener <rguenther@suse.de>
5243 PR tree-optimization/77283
5244 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5245 and ssa-iterators.h.
5246 (is_feasible_trace): Implement a cost model based on joiner
5249 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5252 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5253 char or short to __float128/_Float128 directly.
5255 2017-01-12 Martin Sebor <msebor@redhat.com>
5257 to -Wformat-overflow.
5258 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5259 (min_bytes_remaining): Same.
5260 (get_string_length): Same.
5261 (format_string): Same.
5262 (format_directive): Same.
5264 (pass_sprintf_length::handle_gimple_call): Same.
5266 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5268 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5269 info.nowrite calls with no lhs that can't throw. Return bool
5270 whether gsi_remove has been called or not.
5271 (pass_sprintf_length::handle_gimple_call): Return bool whether
5272 try_substitute_return_value called gsi_remove. Formatting fix.
5273 (pass_sprintf_length::execute): Don't use gsi_remove if
5274 handle_gimple_call returned true.
5277 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5278 be removed due to side-effects, don't remove following barrier nor
5279 turn the successor edge into fallthru edge.
5281 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5284 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5285 element-reversing loads and stores as not swappable.
5287 2017-01-12 Nathan Sidwell <nathan@acm.org>
5288 Nicolai Stange <nicstange@gmail.com>
5290 * combine.c (try_combine): Don't ignore result of overlap checking
5291 loop. Combine overlap & asm check into single loop.
5293 2017-01-12 Richard Biener <rguenther@suse.de>
5295 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5296 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5298 2017-01-12 Richard Biener <rguenther@suse.de>
5300 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5301 and TS_TARGET_OPTION directly derive from TS_BASE.
5302 * tree-core.h (tree_optimization_option): Derive from tree_base.
5303 (tree_target_option): Likewise.
5305 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5307 * config/i386/i386.c (memory_address_length): Increase len
5308 only when rip_relative_addr_p returns false.
5310 2017-01-11 Julia Koval <julia.koval@intel.com>
5312 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5313 (OPTION_MASK_ISA_SGX_SET): New.
5314 (ix86_handle_option): Handle OPT_msgx.
5315 * config.gcc: Added sgxintrin.h.
5316 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5317 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5318 * config/i386/i386.c (ix86_target_string): Add -msgx.
5320 (ix86_option_override_internal): Handle new options.
5321 (ix86_valid_target_attribute_inner_p): Add sgx.
5322 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5323 * config/i386/i386.opt: Add msgx.
5324 * config/i386/sgxintrin.h: New file.
5325 * config/i386/x86intrin.h: Add sgxintrin.h.
5327 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5330 * fold-const.c (maybe_nonzero_address): Return 1 for function
5332 (tree_single_nonzero_warnv_p): Don't handle function local objects
5336 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5339 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5342 * opts.c: Include "spellcheck.h"
5343 (struct string_fragment): New struct.
5344 (struct edit_distance_traits<const string_fragment &>): New
5346 (get_closest_sanitizer_option): New function.
5347 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5349 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5351 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5353 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5354 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5355 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5356 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5357 for initial die_offset if dwarf_split_debug_info.
5358 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5359 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5361 (output_skeleton_debug_sections): Formatting fix. Use
5362 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5363 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5365 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5367 * config/arm/cortex-a53.md: Add bypasses for
5369 (cortex_a53_r2f): Only use for transfers.
5370 (cortex_a53_f2r): Likewise.
5371 (cortex_a53_r2f_cvt): Add reservation for conversions.
5372 (cortex_a53_f2r_cvt): Likewise.
5374 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5376 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5377 to all inlined functions, change static to extern.
5379 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5382 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5384 (arm_assemble_integer): Likewise.
5386 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5388 * config.gcc: Use new awk script to check CPU, FPU and architecture
5389 parameters for --with-... options.
5390 * config/arm/parsecpu.awk: New file
5391 * config/arm/arm-cpus.in: New file.
5392 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5394 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5396 * config/arm/t-arm: Update dependency rules.
5397 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5398 of processing .def files.
5399 * config/arm/genopt.sh: Deleted.
5400 * config/arm/gentune.sh: Deleted.
5401 * config/arm/arm-cores.def: Deleted.
5402 * config/arm/arm-arches.def: Deleted.
5403 * config/arm/arm-fpus.def: Deleted.
5404 * config/arm/arm-tune.md: Regenerated.
5405 * config/arm/arm-tables.opt: Regenerated.
5406 * config/arm/arm-cpu.h: New generated file.
5407 * config/arm/arm-cpu-data.h: New generated file.
5408 * config/arm/arm-cpu-cdata.h: New generated file.
5410 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5413 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5415 (input_varpool_node): Unpack dynamically_initialized bit.
5417 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5419 PR rtl-optimization/79032
5420 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5421 the alignment of the adjusted memory reference against that of MODE,
5422 instead of the alignment of the original memory reference.
5424 2017-01-11 Martin Jambor <mjambor@suse.cz>
5426 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5428 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5429 decorated functions.
5431 2017-01-11 Richard Biener <rguenther@suse.de>
5433 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5434 set range/nonnull info for PHI results. Do not set it on
5435 stmts marked for removal.
5437 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5439 * expr.c (store_field): In the bitfield case, fetch the return value
5440 from the registers before applying a single big-endian adjustment.
5441 Always do a final load for a BLKmode value not larger than a word.
5443 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5446 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5447 that we correctly handle column numbers greater than
5448 LINE_MAP_MAX_COLUMN_NUMBER.
5450 2017-01-10 Martin Sebor <msebor@redhat.com>
5453 * gimple-ssa-sprintf.c (get_destination_size): Call
5454 {init,fini}object_sizes.
5455 * tree-object-size.c (addr_object_size): Adjust.
5456 (pass_through_call): Adjust.
5457 (pass_object_sizes::execute): Adjust.
5458 * tree-object-size.h (fini_object_sizes): Declare.
5460 2017-01-10 Martin Sebor <msebor@redhat.com>
5462 PR tree-optimization/78775
5463 * builtins.c (get_size_range): Move...
5464 * calls.c: ...to here.
5465 (alloc_max_size): Accept zero argument.
5466 (operand_signed_p): Remove.
5467 (maybe_warn_alloc_args_overflow): Call get_size_range.
5468 * calls.h (get_size_range): Declare.
5470 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5472 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5473 from TI's devices.csv file as of September 2016.
5474 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5476 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5478 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5479 * doc/invoke.texi: Likewise.
5480 * doc/md.texi: Likewise.
5481 * doc/objc.texi: Likewise.
5483 2017-01-10 Joshua Conner <joshconner@google.com>
5485 * config/arm/fuchsia-elf.h: New file.
5486 * config/fuchsia.h: New file.
5487 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5488 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5490 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5492 2016-01-10 Richard Biener <rguenther@suse.de>
5494 PR tree-optimization/79034
5495 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5496 Propagate out degenerate PHIs in the joiner.
5498 2017-01-10 Martin Liska <mliska@suse.cz>
5500 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5501 (sort_congruence_classes_by_decl_uid): Likewise.
5502 (sort_congruence_class_groups_by_decl_uid): Likewise.
5503 (sem_item_optimizer::merge_classes): Sort class, groups in these
5504 classes and members in the groups by DECL_UID of declarations.
5505 This would make merge operations stable.
5507 2017-01-10 Martin Liska <mliska@suse.cz>
5509 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5510 usage of m_classes_vec.
5511 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5512 (sem_item_optimizer::get_group_by_hash): Likewise.
5513 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5514 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5515 (sem_item_optimizer::verify_classes): Likewise.
5516 (sem_item_optimizer::process_cong_reduction): Likewise.
5517 (sem_item_optimizer::dump_cong_classes): Likewise.
5518 (sem_item_optimizer::merge_classes): Likewise.
5519 * ipa-icf.h (congruence_class_hash): Rename from
5520 congruence_class_group_hash. Remove declaration of m_classes_vec.
5522 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5524 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5525 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5526 * config.gcc: Add avx512vpopcntdqintrin.h.
5527 * config/i386/avx512vpopcntdqintrin.h: New.
5528 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5529 * config/i386/i386-builtin-types.def: Add new types.
5530 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5531 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5532 __builtin_ia32_vpopcountq_v8di_mask): New.
5533 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5534 __AVX512VPOPCNTDQ__.
5535 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5536 (PTA_AVX512VPOPCNTDQ): Define.
5537 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5538 TARGET_AVX512VPOPCNTDQ_P): Define.
5539 * config/i386/i386.opt: Add mavx512vpopcntdq.
5540 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5541 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5543 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5546 * predict.def (PRED_CALL): Set to 67.
5548 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5550 * expr.c (store_field): In the bitfield case, if the value comes from
5551 a function call and is of an aggregate type returned in registers, do
5552 not modify the field mode; extract the value in all cases if the mode
5553 is BLKmode and the size is not larger than a word.
5555 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5558 * config/i386/cpuid.h: Fix undefined behavior.
5560 2017-01-04 Jeff Law <law@redhat.com>
5562 PR tree-optimization/79007
5563 PR tree-optimization/67955
5564 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5565 conservative for pt.null when flag_non_call_exceptions is on.
5567 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5569 PR translation/79019
5570 PR translation/79020
5571 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5572 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5573 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5575 * config/avr/avr.opt (maccumulate-args): Likewise.
5576 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5577 * common.opt (freport-bug): Likewise.
5578 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5579 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5580 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5581 translatable string.
5582 * config/i386/i386.c (function_value_32): Likewise.
5583 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5584 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5586 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5587 * common/config/msp430/msp430-common.c (msp430_handle_option):
5589 * symtab.c (symtab_node::verify_base): Likewise.
5590 * opts.c (set_debug_level): Likewise.
5591 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5592 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5593 missing whitespace to translatable strings.
5594 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5595 * config/sh/superh.h: Likewise.
5596 * config/i386/xopintrin.h: Likewise.
5597 * config/i386/znver1.md: Likewise.
5598 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5599 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5600 * double-int.h (struct double_int): Likewise.
5601 * double-int.c (div_and_round_double): Likewise.
5602 * wide-int.cc: Likewise.
5603 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5604 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5605 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5606 (crossjumps_occurred): ... this.
5607 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5610 PR tree-optimization/78899
5611 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5612 returning bool return struct loop *, NULL for failure and the new
5614 (versionable_outer_loop_p): Don't version outer loop if it has
5615 dont_vectorized bit set.
5616 (tree_if_conversion): When versioning outer loop, ensure
5617 tree_if_conversion is performed also on the inner loop of the
5618 non-vectorizable outer loop copy.
5619 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5620 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5621 prevent vectorization of it.
5622 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5623 the outer loop vectorization of the non-scalar version is attempted
5624 before vectorization of the inner loop in scalar version. If
5625 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5626 vectorization of its inner loop.
5627 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5628 has 2 inner loops, rename also on edges from bb whose single pred
5629 is outer_loop->header. Fix typo in function comment.
5631 2017-01-09 Martin Sebor <msebor@redhat.com>
5634 * asan.c (asan_emit_stack_protection): Increase local buffer size
5635 to avoid snprintf truncation warning.
5637 2017-01-09 Andrew Pinski <apinski@cavium.com>
5639 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5640 to reference thunderx2t99 for the tuning structure
5641 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5643 (thunderx2t99_extra_costs): This.
5644 * config/aarch64/aarch64-tune.md: Regenerate.
5645 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5646 (vulcan_addrcost_table): This.
5647 (vulcan_regmove_cost): Rename to ...
5648 (thunderx2t99_regmove_cost): This.
5649 (vulcan_vector_cost): Rename to ...
5650 (thunderx2t99_vector_cost): this.
5651 (vulcan_branch_cost): Rename to ...
5652 (thunderx2t99_branch_cost): This.
5653 (vulcan_tunings): Rename to ...
5654 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5655 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5657 2017-01-09 Martin Jambor <mjambor@suse.cz>
5661 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5662 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5663 (propagate_vr_accross_jump_function): Use the above function for all
5664 value range computations for pass-through jump functions and type
5665 converasion from explicit value range values.
5666 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5667 parameters from TYPE_ARG_TYPES.
5668 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5669 (ipa_write_node_info): Stream type of the actual argument.
5670 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5672 2017-01-09 Martin Liska <mliska@suse.cz>
5675 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5676 (lookup_compiler): Do not show error message with have_E.
5678 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5680 PR tree-optimization/78938
5681 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5682 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5683 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5684 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5687 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5689 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5692 2017-01-09 Richard Biener <rguenther@suse.de>
5694 PR tree-optimization/78997
5695 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5696 name condition properly.
5698 2017-01-09 Richard Biener <rguenther@suse.de>
5701 * dwarf2out.c (is_cxx): New overload with context.
5702 (is_naming_typedef_decl): Use it.
5704 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5706 * invoke.texi (Option Summary): Correct spacing in option lists
5707 and add line breaks to fix over-long lines.
5709 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5713 * extend.texi (Common Variable Attributes): Add xref to GCC
5714 Internals manual to explain mode attribute keywords.
5716 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5719 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5720 and Preprocessor Options.
5721 (Options for Linking): Document -pthread here....
5722 (RS/6000 and PowerPC Options): ...not here.
5723 (Solaris 2 Options): ...or here.
5724 * doc/cppopts.texi: Document -pthread.
5726 2017-01-08 Martin Sebor <msebor@redhat.com>
5729 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5730 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5731 New member functions.
5732 (format_directive): Used them.
5734 (pass_sprintf_length::handle_gimple_call): Same.
5735 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5736 to avoid truncation for any argument.
5737 (extract_affine_mul): Same.
5738 * tree.c (get_file_function_name): Same.
5740 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5743 * predict.def (PRED_INDIR_CALL): Set to 86.
5745 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5747 PR preprocessor/54124
5748 * doc/cppopts.texi: Reformat -d subtable to list the full name
5749 of the options. Add cross-reference to the docs for the general
5750 compiler -d options.
5751 * doc/invoke.texi (Developer Options): Add cross-reference to the
5752 preprocessor-specific -d option documentation.
5754 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5756 PR preprocessor/13498
5757 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5758 redudant material, and reflect new command-line options.
5759 (System Headers): Likewise.
5761 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5763 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5764 -isystem, and -idirafter. Copy-edit.
5765 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5766 default for -ftrack-macro-expansion. Delete obsolete and
5767 badly-formatted implementation details about -fdebug-cpp output.
5768 * doc/cppwarnopts.texi: Copy-edit.
5770 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5773 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5774 that the transition from a max line width >= 1<<10 to narrower
5775 lines works correctly.
5777 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5779 * doc/options.texi (PerFunction): New.
5780 * opt-functions.awk (switch_flags): Map both Optimization and
5781 PerFunction to CL_OPTIMIZATION.
5782 * opth-gen.awk: Test for PerFunction flag along with
5784 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5785 it only when the latter is present. Skip those that don't in
5786 the hash function generator.
5787 * common.opt (fvar-tracking): Mark as PerFunction instead of
5789 (fvar-tracking-assignments): Likewise.
5790 (fvar-tracking-assignments-toggle): Likewise.
5791 (fvar-tracking-uninit): Likewise.
5793 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5795 PR translation/79018
5796 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5799 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5802 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5803 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5804 TARGET_LONG_JUMP_TABLE_OFFSETS.
5805 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5806 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5807 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5808 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5809 * config/m68k/m68k.md (tablejump expander): Likewise.
5810 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5811 TARGET_LONG_JUMP_TABLE_OFFSETS.
5812 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5813 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5815 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5816 David Holsgrove <david.holsgrove@xilinx.com>
5818 * common/config/microblaze/microblaze-common.c
5819 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5820 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5822 * config/microblaze/microblaze.c (microblaze_must_save_register)
5823 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5825 (microblaze_eh_return): New function.
5826 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5827 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5828 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5829 * config/microblaze/microblaze.md (eh_return): New pattern.
5831 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5833 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5834 GCC_DIAGNOSTIC_STRINGIFY): Define.
5836 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5838 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5840 * config/arm/arm.md (<mcrr>): New.
5842 * config/arm/arm.c (arm_arch5te): New.
5843 (arm_option_override): Set arm_arch5te.
5844 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5846 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5847 (arm_mcrr_qualifiers): ... this. New.
5848 (MRRC_QUALIFIERS): Define to...
5849 (arm_mrrc_qualifiers): ... this. New.
5850 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5852 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5853 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5854 (MRRCI, mrrc, MRRC): New.
5855 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5856 VUNSPEC_MRRC2): New.
5858 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5860 * config/arm/arm.md (<mcr>): New.
5862 * config/arm/arm.c (arm_coproc_builtin_available): Add
5863 support for mcr, mrc, mcr2 and mrc2.
5864 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5865 (arm_mcr_qualifiers): ... this. New.
5866 (MRC_QUALIFIERS): Define to ...
5867 (arm_mrc_qualifiers): ... this. New.
5868 (MCR_QUALIFIERS): Define to ...
5869 (arm_mcr_qualifiers): ... this. New.
5870 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5872 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5873 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5874 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5877 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5879 * config/arm/arm.md (*ldc): New.
5883 * config/arm/arm.c (arm_coproc_builtin_available): Add
5884 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5885 (arm_coproc_ldc_stc_legitimate_address): New.
5886 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5887 'qualifier_const_pointer'.
5888 (LDC_QUALIFIERS): Define to...
5889 (arm_ldc_qualifiers): ... this. New.
5890 (STC_QUALIFIERS): Define to...
5891 (arm_stc_qualifiers): ... this. New.
5892 * config/arm/arm-protos.h
5893 (arm_coproc_ldc_stc_legitimate_address): New.
5894 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5895 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5896 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5897 stc2, stcl, stc2l): New.
5898 * config/arm/constraints.md (Uz): New.
5899 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5900 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5901 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5902 VUNSPEC_STC2L): New.
5904 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5906 * config/arm/arm.md (<cdp>): New.
5907 * config/arm/arm.c (neon_const_bounds): Rename this ...
5908 (arm_const_bounds): ... this.
5909 (arm_coproc_builtin_available): New.
5910 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5911 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5912 (CDP_QUALIFIERS): Define to...
5913 (arm_cdp_qualifiers): ... this. New.
5915 (arm_expand_builtin_args): Add case for 6 arguments.
5916 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5917 (arm_const_bounds): ... this.
5918 (arm_coproc_builtin_available): New.
5919 * config/arm/arm_acle.h (__arm_cdp): New.
5921 * config/arm/arm_acle_builtins.def (cdp): New.
5923 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5924 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5926 * config/arm/types.md (coproc): New.
5927 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5928 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5929 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5930 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5932 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5934 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5935 (UBINOP_QUALIFIERS): New.
5937 (acle_builtin_data): New. Change comment.
5938 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5939 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5940 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5941 arm_acle_builtins.def.
5942 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5943 (arm_init_acle_builtins): New.
5944 (CRC32_BUILTIN): Remove.
5945 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5946 crc32cb, crc32ch and crc32cw.
5947 (arm_init_crc32_builtins): Remove.
5948 (arm_init_builtins): Use arm_init_acle_builtins rather
5949 than arm_init_crc32_builtins.
5950 (arm_expand_acle_builtin): New.
5951 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5952 * config/arm/arm_acle_builtins.def: New.
5954 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5956 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5957 (arm_builtin_datum): ... this.
5958 (arm_init_neon_builtin): Rename to ...
5959 (arm_init_builtin): ... this. Add a new parameters PREFIX
5960 and USE_SIG_IN_NAME.
5961 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5962 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5963 'arm_builtin_datum'.
5964 (arm_init_vfp_builtins): Likewise.
5965 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5966 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5967 (arm_expand_neon_args): Rename to ...
5968 (arm_expand_builtin_args): ... this. Rename builtin_arg
5969 enum values and differentiate between ARG_BUILTIN_MEMORY
5970 and ARG_BUILTIN_NEON_MEMORY.
5971 (arm_expand_neon_builtin_1): Rename to ...
5972 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5973 values, arm_expand_builtin_args and add bool parameter NEON.
5974 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5975 (arm_expand_vfp_builtin): Likewise.
5976 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5978 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5981 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5982 * predict.c (tree_estimate_probability_bb): Reverse direction of
5983 polymorphic call predictor.
5985 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5987 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5988 (determine_pass_name_match): ...this new function and...
5989 (should_skip_pass_p): ...this new function.
5991 2017-01-06 Nathan Sidwell <nathan@acm.org>
5993 * ipa-visibility.c (function_and_variable_visibility): Reformat
5994 comments and long lines. Remove extrneous if.
5995 * symtab.c (symtab_node::make_decl_local): Fix code format.
5996 (symtab_node::set_section_for_node): Fix comment typo.
5998 2017-01-06 Martin Liska <mliska@suse.cz>
6001 * lra-constraints.c: Rename invariant to lra_invariant.
6002 * predict.c (set_even_probabilities): Initialize e to NULL.
6004 2017-01-05 Martin Sebor <msebor@redhat.com>
6006 PR tree-optimization/78910
6007 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6008 (format_integer): Correct off-by-one error in the handling
6009 of precision with negative numbers in signed conversions..
6011 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6013 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6015 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/71016
6018 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6019 factor_out_conditional_conversion. Formatting fix.
6020 (factor_out_conditional_conversion): Add cond_stmt argument.
6021 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6022 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6025 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6027 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6028 read-rtl-function.o, and selftest-rtl.o.
6029 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6030 (selftest::aarch64_test_loading_full_dump): New function.
6031 (selftest::aarch64_run_selftests): New function.
6032 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6033 selftest::aarch64_run_selftests.
6034 * config/i386/i386.c
6035 (selftest::ix86_test_loading_dump_fragment_1): New function.
6036 (selftest::ix86_test_loading_call_insn): New function.
6037 (selftest::ix86_test_loading_full_dump): New function.
6038 (selftest::ix86_test_loading_unspec): New function.
6039 (selftest::ix86_run_selftests): Call the new functions.
6040 * emit-rtl.c (maybe_set_max_label_num): New function.
6041 * emit-rtl.h (maybe_set_max_label_num): New decl.
6042 * function.c (instantiate_decls): Guard call to
6043 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6044 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6046 * gensupport.c (gen_reader::gen_reader): Pass "false"
6047 for new "compact" param of rtx_reader.
6048 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6049 rather than an empty string for NULL strings.
6050 * read-md.c: Potentially include config.h rather than bconfig.h.
6051 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6052 (have_error): New global, copied from errors.c.
6053 (md_reader::read_name): Rename to...
6054 (md_reader::read_name_1): ...this, adding "out_loc" param,
6055 and converting "missing name or number" to returning false, rather
6057 (md_reader::read_name): Reimplement in terms of read_name_1.
6058 (md_reader::read_name_or_nil): New function.
6059 (md_reader::read_string): Handle "(nil)" by returning NULL.
6060 (md_reader::md_reader): Add new param "compact".
6061 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6062 (md_reader::read_file): New method.
6063 * read-md.h (md_reader::md_reader): Add new param "compact".
6064 (md_reader::read_file): New method.
6065 (md_reader::is_compact): New accessor.
6066 (md_reader::read_name): Convert return type from void to file_location.
6067 (md_reader::read_name_or_nil): New decl.
6068 (md_reader::read_name_1): New decl.
6069 (md_reader::m_compact): New field.
6070 (noop_reader::noop_reader): Pass "false" for new "compact" param
6072 (rtx_reader::rtx_reader): Add new "compact" param.
6073 (rtx_reader::read_rtx_operand): Make virtual and convert return
6074 type from void to rtx.
6075 (rtx_reader::read_until): New decl.
6076 (rtx_reader::handle_any_trailing_information): New virtual function.
6077 (rtx_reader::postprocess): New virtual function.
6078 (rtx_reader::finalize_string): New virtual function.
6079 (rtx_reader::m_in_call_function_usage): New field.
6080 (rtx_reader::m_reuse_rtx_by_id): New field.
6081 * read-rtl-function.c: New file.
6082 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6083 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6084 (selftest::verify_three_block_rtl_cfg): New decl.
6085 * read-rtl-function.h: New file.
6086 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6087 For host, include function.h, memmodel.h, and emit-rtl.h.
6088 (one_time_initialization): New function.
6089 (struct compact_insn_name): New struct.
6090 (compact_insn_names): New array.
6091 (find_code): Handle insn codes in compact dumps.
6092 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6093 (bind_subst_iter_and_attr): Likewise.
6094 (add_condition_to_string): Likewise.
6095 (add_condition_to_rtx): Likewise.
6096 (apply_attribute_uses): Likewise.
6097 (add_current_iterators): Likewise.
6098 (apply_iterators): Likewise.
6099 (initialize_iterators): Guard usage of apply_subst_iterator with
6100 #ifdef GENERATOR_FILE.
6101 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6102 (md_reader::read_mapping): Likewise.
6103 (add_define_attr_for_define_subst): Likewise.
6104 (add_define_subst_attr): Likewise.
6105 (read_subst_mapping): Likewise.
6106 (check_code_iterator): Likewise.
6107 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6109 (one_time_initialization): New function.
6110 (rtx_reader::read_until): New method.
6111 (read_flags): New function.
6112 (parse_reg_note_name): New function.
6113 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6114 Handle reuse_rtx ids.
6115 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6116 Add parsing support for RTL dumps, mirroring the special-cases in
6117 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6118 values, and calling handle_any_trailing_information.
6119 (rtx_reader::read_rtx_operand): Convert return type from void
6120 to rtx, returning return_rtx. Handle case 'e'. Call
6121 finalize_string on XSTR and XTMPL fields.
6122 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6123 "(nil)" values were omitted. Call the postprocess vfunc on the
6125 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6126 class ctor. Initialize m_in_call_function_usage. Call
6127 one_time_initialization.
6128 * rtl-tests.c (selftest::test_uncond_jump): Call
6129 set_new_first_and_last_insn.
6130 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6131 * selftest-rtl.c: New file.
6132 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6133 (selftest::get_insn_by_uid): New decl.
6134 * selftest-run-tests.c (selftest::run_tests): Call
6135 read_rtl_function_c_tests.
6136 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6137 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6140 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6142 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6143 operands in a special way. Assert that pos+len <= mode precision.
6145 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6147 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6148 3 argument Alias with unlimited for the negative form.
6149 (fno-vect-cost-model): Removed.
6151 2017-01-05 Martin Liska <mliska@suse.cz>
6153 * hsa-gen.c (gen_hsa_divmod): New function.
6154 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6156 2017-01-05 Martin Liska <mliska@suse.cz>
6159 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6162 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6164 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6165 small constant length operands.
6167 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6169 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6170 between loop iterations.
6172 2017-01-05 Martin Liska <mliska@suse.cz>
6175 * gimplify.c (gimplify_decl_expr): Compare to
6176 asan_poisoned_variables instread of checking flags.
6177 (gimplify_target_expr): Likewise.
6178 (gimplify_expr): Likewise.
6179 (gimplify_function_tree): Conditionally initialize
6180 asan_poisoned_variables.
6182 2017-01-04 Jeff Law <law@redhat.com>
6184 PR tree-optimizatin/78812
6185 * rtl.h (contains_mem_rtx_p): Prototype.
6186 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6187 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6188 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6189 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6190 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6192 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6194 * input.c (assert_char_at_range): Default-initialize actual_range.
6196 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6198 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6199 to match the caller.
6201 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6203 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6204 insns after final jump in test to emit dummy move.
6206 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6208 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6209 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6211 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6213 * multiple_target.c (create_dispatcher_calls): Init e_next.
6214 * tree-ssa-loop-split.c (split_loop): Init border.
6215 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6218 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6223 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6224 (altivec_register_operand): Do not return true if the operand
6225 contains a SUBREG mixing SImode and SFmode.
6226 (vsx_register_operand): Likewise.
6227 (vsx_reg_sfsubreg_ok): New predicate.
6228 (vfloat_operand): Do not return true if the operand contains a
6229 SUBREG mixing SImode and SFmode.
6230 (vint_operand): Likewise.
6231 (vlogical_operand): Likewise.
6232 (gpc_reg_operand): Likewise.
6233 (int_reg_operand): Likewise.
6234 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6235 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6236 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6238 (rs6000_emit_move_si_sf_subreg): New helper function.
6239 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6240 fixup SUBREGs involving SImode and SFmode.
6241 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6242 numbers for the new peephole2 optimization.
6243 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6244 the GLIBC math library that do AND/IOR/XOR operations on single
6245 precision floating point.
6246 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6247 target macros to say whether we need to avoid SUBREGs mixing
6249 (TARGET_ALLOW_SF_SUBREG): Likewise.
6250 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6251 (UNSPEC_SI_FROM_SF): Likewise.
6252 (iorxor): Change spacing.
6253 (and_ior_xor): New iterator for AND, IOR, and XOR.
6254 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6255 (movdi_from_sf_zero_ext): Likewise.
6256 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6257 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6258 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6259 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6260 (fms<mode>4): Likewise.
6261 (fnma<mode>4): Likewise.
6262 (fnms<mode>4): Likewise.
6263 (nfma<mode>4): Likewise.
6264 (nfms<mode>4): Likewise.
6266 2017-01-04 Marek Polacek <polacek@redhat.com>
6269 * doc/invoke.texi: Document -Wpointer-compare.
6271 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6273 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6276 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6277 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6280 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6283 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6284 documentation of the powerpc_popcntb_ok attribute.
6285 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6286 code to issue warning messages if a requested CPU configuration is
6287 not supported by the binary (assembler and loader) toolchain.
6288 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6289 made to define a built-in function that has been disabled.
6290 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6291 made to define a built-in function that has been disabled.
6292 (altivec_init_builtins): Add comment explaining why definition
6293 of the DST built-in functions is not preceded by an assertion
6294 check. Add assertions to prevent ICE if attempts are made to
6295 define an altivec predicate or an abs* built-in function that has
6297 (htm_init_builtins): Add comment explaining why definition of the
6298 htm built-in functions is not preceded by an assertion check.
6300 2017-01-04 Jeff Law <law@redhat.com>
6302 PR tree-optimizatin/67955
6303 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6304 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6305 the points-to solution does not include pt_null. Use DECL_PT_UID
6308 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6311 Use gen_int_mode instead of gen_lopwart for const_int operands.
6313 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6315 PR tree-optimization/71563
6316 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6317 out of range value - has low bits known to be zero.
6319 2017-01-04 Alan Modra <amodra@gmail.com>
6321 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6322 * configure: Regenerate.
6323 * config.in: Regenerate.
6325 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6328 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6329 a substring of the message, but strcmp with the whole message. Ifdef
6330 ENABLE_NLS, translate the message first using dgettext.
6332 2017-01-03 Jeff Law <law@redhat.com>
6334 PR tree-optimizatin/78856
6335 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6336 (mark_threaded_blocks): Remove code to truncate thread paths that
6337 cross multiple loop headers. Instead invalidate the cached loop
6338 iteration information and handle case of a thread path walking
6339 into an irreducible region.
6341 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6345 assertions. Add support for doing the signbit if the IEEE 128-bit
6346 floating point value is in a GPR.
6347 * config/rs6000/rs6000.md (Fsignbit): Delete.
6348 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6349 Update the length attribute if the value is in a GPR.
6350 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6351 the sign or zero extension instruction, since the value is always 0/1.
6352 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6355 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6356 extracting SImode to a GPR register so that we can generate a
6357 store, limit the vector to be in a traditional Altivec register
6358 for the vextuwrx instruction.
6360 2017-01-03 Ian Lance Taylor <iant@google.com>
6362 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6364 2017-01-03 Martin Sebor <msebor@redhat.com>
6366 PR tree-optimization/78696
6367 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6368 precision. Use MPFR for %f for greater fidelity. Correct handling
6370 (pass_sprintf_length::compute_format_length): Set width and precision
6371 specified by asrerisk to void_node for vararg functions.
6372 (try_substitute_return_value): Adjust dump output.
6374 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6376 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6378 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6380 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6381 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6382 -mlra/-mno-lra was passed to the compiler.
6384 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6386 PR rtl-optimization/65618
6387 * emit-rtl.c (try_split): Move initialization of "before" and
6388 "after" to just before the call to emit_insn_after_setloc.
6390 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6392 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6394 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6396 * dwarf2out.c (gen_enumeration_type_die): When
6397 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6399 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6401 PR tree-optimization/78965
6402 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6403 Change first argument from const call_info & to call_info &. For %n
6404 set info.nowrite to false.
6407 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6408 possibly throwing calls.
6410 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6411 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6412 and fns handling, rather than in a separate case SSA_NAME.
6414 2017-01-02 Jeff Law <law@redhat.com>
6416 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6417 fixes for first_period and second_period variables.
6419 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6423 (*insvqi_1): New insn pattern.
6424 (*insvqi_1_mem_rex64): Ditto.
6426 (*insvqi_3): Rename from *insvqi.
6428 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6430 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6432 * doc/cfg.texi (Edges): Remove reference to Java.
6433 (Maintaining the CFG): Ditto.
6435 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6438 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6439 transparent aliases.
6441 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6444 * predict.def (PRED_CALL): Update hitrate.
6445 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6446 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6447 into direct/indirect/polymorphic variants.
6449 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6451 Update copyright years.
6453 * gcc.c (process_command): Update copyright notice dates.
6454 * gcov-dump.c (print_version): Ditto.
6455 * gcov.c (print_version): Ditto.
6456 * gcov-tool.c (print_version): Ditto.
6457 * gengtype.c (create_file): Ditto.
6458 * doc/cpp.texi: Bump @copying's copyright year.
6459 * doc/cppinternals.texi: Ditto.
6460 * doc/gcc.texi: Ditto.
6461 * doc/gccint.texi: Ditto.
6462 * doc/gcov.texi: Ditto.
6463 * doc/install.texi: Ditto.
6464 * doc/invoke.texi: Ditto.
6466 Copyright (C) 2017 Free Software Foundation, Inc.
6468 Copying and distribution of this file, with or without modification,
6469 are permitted in any medium without royalty provided the copyright
6470 notice and this notice are preserved.