1 2017-03-21 Martin Sebor <msebor@redhat.com>
3 * doc/extend.texi: Use "cannot" instead of "can't."
4 * doc/hostconfig.texi: Same.
5 * doc/install.texi: Same.
6 * doc/invoke.texi: Same.
12 * doc/tm.texi.in: Same.
13 * doc/trouble.texi: Same.
15 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
18 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
19 (collect_checksum_attributes): Set it.
20 (die_checksum_ordered): Use it.
22 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24 PR tree-optimization/79908
25 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
26 change: For a VA_ARG whose LHS has been cast away, use
27 force_gimple_operand to construct the side effects.
29 2017-03-21 David Malcolm <dmalcolm@redhat.com>
32 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
33 more amenable to translation.
34 (oacc_loop_auto_partitions): Likewise.
36 2017-03-21 Marek Polacek <polacek@redhat.com>
37 Martin Sebor <msebor@redhat.com>
39 PR tree-optimization/80109
40 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
43 2017-03-21 Jakub Jelinek <jakub@redhat.com>
44 Segher Boessenkool <segher@kernel.crashing.org>
47 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
48 check reg_used_between_p between insn and one of succ or succ2
49 depending on if succ is artificial insn not inserted into insn
52 2017-03-21 Martin Liska <mliska@suse.cz>
55 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
56 * doc/gcc.texi: Include gcov-dump stuff.
57 * doc/gcov-dump.texi: New file.
59 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
61 PR rtl-optimization/79150
62 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
63 conditional jump, if the jump is the last insn of the loop.
65 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
66 Richard Biener <rguenth@suse.com>
68 PR tree-optimization/79908
69 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
70 been cast away, use force_gimple_operand to construct the side
73 2017-03-21 Martin Liska <mliska@suse.cz>
76 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
79 2017-03-21 Brad Spengler <spender@grsecurity.net>
82 * plugin.c (htab_hash_plugin): New function.
83 (add_new_plugin): Use it and adjust.
84 (parse_plugin_arg_opt): Adjust.
85 (init_one_plugin): Likewise.
87 2017-03-21 Richard Biener <rguenther@suse.de>
89 PR tree-optimization/80032
90 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
91 if set force the cleanup to happen unconditionally.
92 (gimplify_target_expr): Push inserted clobbers with force_uncond
93 to avoid them being removed by control-dependent DCE.
95 2017-03-21 Richard Biener <rguenther@suse.de>
97 PR tree-optimization/80122
98 * tree-inline.c (copy_bb): Do not expans va-arg packs or
99 va_arg_pack_len when the inlined call stmt requires pack
101 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
103 2017-03-21 Jakub Jelinek <jakub@redhat.com>
106 * tsan.c (instrument_builtin_call): If the memory model argument
107 is not a constant, assume it is valid.
110 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
113 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
115 PR rtl-optimization/79910
116 * combine.c (can_combine_p): Do not allow combining an I0 or I1
117 if its dest is used by an insn before I2 (other than the combined
118 insns themselves, which are properly handled already).
120 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
123 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
125 * combine.c (record_used_regs): New static function.
126 (try_combine): Handle situations where there is an additional
127 instruction between I2 and I3 which needs to have a LOG_LINK
131 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
133 * combine.c (try_combine): Delete redundant i1 test. Call
134 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
136 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
139 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
142 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
144 PR tree-optimization/80054
145 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
146 the optimization if a PHI or any of its arguments is not dominated
147 by the candidate's basis. Use gphi* rather than gimple* as
149 (replace_profitable_candidates): Clean up a gimple* variable that
150 should be a gphi* variable.
152 2017-03-20 Martin Sebor <msebor@redhat.com>
155 * doc/extend.texi (attribute constructor): Document present limitation.
157 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
160 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
161 __POWER9_VECTOR__ #ifdef control, change template definition to
162 use Power9-specific built-in function.
163 (vec_any_eq): Likewise.
164 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
165 to control outcomes from this test.
166 (vector_ae_<mode>p): For VEC_F modes, likewise.
168 2017-03-20 Ian Lance Taylor <iant@google.com>
170 * config/i386/i386.c (ix86_function_regparm): Save an extra
171 register for -fsplit-stack with DECL_STATIC_CHAIN.
173 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
176 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
177 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
179 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
181 * config/riscv/riscv.c (riscv_print_operand): Use "fence
183 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
186 2017-03-20 Marek Polacek <polacek@redhat.com>
189 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
191 2017-03-20 Richard Biener <rguenther@suse.de>
193 PR tree-optimization/80113
194 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
195 allocate extra SSA name for PHI def.
196 (add_close_phis_to_outer_loops): Likewise.
197 (add_close_phis_to_merge_points): Likewise.
198 (copy_loop_close_phi_args): Likewise.
199 (copy_cond_phi_nodes): Likewise.
201 2017-03-20 Martin Liska <mliska@suse.cz>
204 * tree-chkp.c (chkp_build_returned_bound): Do not build
205 returned bounds for a LHS that's not a BOUNDED_P type.
207 2017-03-20 Martin Liska <mliska@suse.cz>
211 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
212 COMPLEX_CST and VECTOR_CST.
214 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
217 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
218 target operand. A new splitter adds the clobber statement in case
219 the target operand is dead anyway.
221 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
223 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
224 to age-old versions of binutils and glibc.
226 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
228 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
230 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
232 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
234 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
236 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
237 requirement for binutils 2.13.
239 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
241 * combine.c (try_combine): Delete redundant i1 test. Call
242 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
244 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
246 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
247 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
249 <riscv64-*-elf>: Re-arrange section
250 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
251 <riscv32-*-linux>: Likewise.
252 <riscv64-*-elf>: Likewise
253 <riscv64-*-linux>: Likewise.
255 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
258 * aarch64.opt(verbose-cost-dump): Fix typo.
260 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
263 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
264 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
266 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
268 * reload.c (find_reloads): When reloading a nonoffsettable address,
269 use RELOAD_OTHER for it and its address reloads.
271 PR rtl-optimization/79910
272 * combine.c (record_used_regs): New static function.
273 (try_combine): Handle situations where there is an additional
274 instruction between I2 and I3 which needs to have a LOG_LINK
277 2017-03-17 Jeff Law <law@redhat.com>
279 PR tree-optimization/71437
280 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
281 conditional in the hash table first.
282 (vrp_dom_walker::before_dom_children): Extract condition from
283 ASSERT_EXPR. Record condition, its inverion and any implied
286 2017-03-17 Marek Polacek <polacek@redhat.com>
287 Markus Trippelsdorf <markus@trippelsdorf.de>
289 PR tree-optimization/80079
290 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
293 2017-03-17 Richard Biener <rguenther@suse.de>
296 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
297 Properly verify the LHS before the RHS possibly claims to be
299 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
302 2017-03-17 Martin Jambor <mjambor@suse.cz>
304 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
305 (List of -O2 options): Likewise.
306 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
309 2017-03-17 Tom de Vries <tom@codesourcery.com>
311 * gcov-dump.c (print_usage): Print bug_report_url.
313 2017-03-17 Richard Biener <rguenther@suse.de>
316 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
317 (parser::peek): Likewise.
319 2017-03-17 Richard Biener <rguenther@suse.de>
321 PR tree-optimization/80048
322 * sese.c (free_sese_info): Properly release rename_map and
323 copied_bb_map elements.
325 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
327 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
328 Add linked-list forward and backlinks. Insert on
329 construction, remove on destruction.
330 (class pass_store_merging): Add m_stores_head field.
331 (pass_store_merging::terminate_and_process_all_chains):
332 Iterate over m_stores_head list.
333 (pass_store_merging::terminate_all_aliasing_chains):
335 (pass_store_merging::execute): Check for debug stmts first.
336 Push new chains onto the m_stores_head stack.
338 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
341 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
342 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
343 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
345 2017-03-16 Jeff Law <law@redhat.com>
347 PR tree-optimization/71437
348 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
349 member function. Implementation moved into after_dom_children
350 member function and into the threader's thread_outgoing_edges
352 (dom_opt_dom_walker::after_dom_children): Simplify by moving
353 some code into new thread_outgoing_edges.
354 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
355 definition. Simplify marker handling (do it here). Assume we always
356 have the available expression and the const/copies tables.
357 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
359 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
360 * tree-vrp.c (equiv_stack): No longer file scoped.
361 (vrp_dom_walker): New class.
362 (vrp_dom_walker::before_dom_children): New member function.
363 (vrp_dom_walker::after_dom_children): Likewise.
364 (identify_jump_threads): Setup domwalker. Use it rather than
365 walking edges in a random order by hand. Simplify setup/finalization.
366 (finalize_jump_threads): Remove.
367 (vrp_finalize): Do not call identify_jump_threads here.
368 (execute_vrp): Do it here instead and call thread_through_all_blocks
371 PR tree-optimization/71437
372 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
374 (simplify_stmt_for_jump_threading): Add basic_block argument. All
376 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
377 (dom_opt_dom_walker::thread_across_edge): Remove
378 handle_dominating_asserts argument. All callers changed.
379 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
380 changes. Remove calls to lhs_of_dominating_assert. Other
381 uses of handle_dominating_asserts turn into unconditional code
382 (simplify_control_stmt_condition_1): Likewise.
383 (simplify_control_stmt_condition): Likewise.
384 (thread_through_normal_block, thread_across_edge): Likewise.
385 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
386 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
387 object if it is not an SSA_NAME.
388 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
389 before calling into the VRP specific simplifiers.
390 (identify_jump_threads): Remove handle_dominating_asserts
393 2017-03-16 Jakub Jelinek <jakub@redhat.com>
396 * tree-diagnostic.c (default_tree_printer): No longer static.
397 * tree-diagnostic.h (default_tree_printer): New prototype.
399 2017-03-16 Tamar Christina <tamar.christina@arm.com>
401 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
402 Change ins into fmov.
404 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
406 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
407 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
408 Use h_con constraint for operand 1.
409 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
410 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
412 2017-03-15 Jeff Law <law@redhat.com>
414 PR tree-optimization/71437
415 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
416 (record_temporary_equivalences): Use it.
418 PR tree-optimization/71437
419 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
420 tree-ssa-scopedtables.
421 (lookup_avail_expr, build_and_record_new_cond): Likewise.
422 (record_conditions, record_cond, vuse_eq): Likewise.
423 (record_edge_info): Adjust to API tweak of record_conditions.
424 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
425 (record_temporary_equivalences, optimize_stmt): Likewise.
426 (eliminate_redundant_computations): Likewise.
427 (record_equivalences_from_stmt): Likewise.
428 * tree-ssa-scopedtables.c: Include options.h and params.h.
429 (vuse_eq): New function, moved from tree-ssa-dom.c
430 (build_and_record_new_cond): Likewise.
431 (record_conditions): Likewise. Accept vector of conditions rather
432 than edge_equivalence structure for first argument.
433 for the first argument.
434 (avail_exprs_stack::lookup_avail_expr): New member function, moved
436 (avail_exprs_stack::record_cond): Likewise.
437 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
439 (avail_exprs_stack): Add new member functions lookup_avail_expr
441 (record_conditions): Declare.
443 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
446 * lra-constraints.c (process_alt_operands): Increase reject for
447 reloading an input/output operand.
449 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
452 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
453 insns to convert from signed/unsigned char/short to IEEE 128-bit
455 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
457 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/i386.c (ix86_vector_duplicate_value): Create
461 subreg of inner mode for values already in registers.
463 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
465 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
466 iteration reg is used after the loop.
468 2017-03-14 Martin Sebor <msebor@redhat.com>
470 PR tree-optimization/79800
471 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
472 precision in negative-positive range.
473 (format_floating): Call non-const overload with adjusted precision.
475 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
478 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
481 2017-03-14 Martin Sebor <msebor@redhat.com>
484 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
485 * builtins.def (aligned_alloc): Use it.
488 * Makefile.in (GTFILES): Add calls.c.
489 * calls.c: Include "gt-calls.h".
491 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
493 PR rtl-optimization/79728
494 * regs.h (struct target_regs): New field
495 x_contains_allocatable_regs_of_mode.
496 (contains_allocatable_regs_of_mode): New macro.
497 * reginfo.c (init_reg_sets_1): Initialize it, and change
498 contains_reg_of_mode so it includes global regs as well.
499 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
500 rather than contains_regs_of_mode.
502 2017-03-14 Martin Liska <mliska@suse.cz>
504 * doc/invoke.texi: Document options that can't be combined with
505 -fcheck-pointer-bounds.
507 2017-03-14 Martin Liska <mliska@suse.cz>
510 * doc/invoke.texi (-Wchkp): Document the option.
512 2017-03-14 Martin Liska <mliska@suse.cz>
514 * Makefile.in: Install gcov-dump.
516 2017-03-14 Martin Liska <mliska@suse.cz>
518 * multiple_target.c (expand_target_clones): Bail out for
519 an invalid attribute.
521 2017-03-14 Richard Biener <rguenther@suse.de>
523 * alias.c (struct alias_set_entry): Pack properly.
524 * cfgloop.h (struct loop): Likewise.
525 * cse.c (struct set): Likewise.
526 * ipa-utils.c (struct searchc_env): Likewise.
527 * loop-invariant.c (struct invariant): Likewise.
528 * lra-remat.c (struct cand): Likewise.
529 * recog.c (struct change_t): Likewise.
530 * rtl.h (struct address_info): Likewise.
531 * symbol-summary.h (function_summary): Likewise.
532 * tree-loop-distribution.c (struct partition): Likewise.
533 * tree-object-size.c (struct object_size_info): Likewise.
534 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
535 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
536 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
537 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
538 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
539 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
540 (struct _stmt_vec_info): Likewise.
542 2017-03-14 Martin Liska <mliska@suse.cz>
545 * multiple_target.c (create_dispatcher_calls): Check that
546 a target can create a function dispatcher.
548 2017-03-14 Martin Liska <mliska@suse.cz>
551 * multiple_target.c (expand_target_clones): Drop local.local
552 flag for default implementation.
554 2017-03-14 Richard Biener <rguenther@suse.de>
556 PR tree-optimization/80030
557 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
559 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
561 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
562 gcc_fallthrough() instead of __attribute__((fallthrough));
564 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
566 * doc/gcc.texi: Remove "up" link to (DIR).
567 * doc/gccint.texi: Ditto.
569 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
571 * doc/install.texi (Specific) <avr>: Remove reference to
574 2017-03-13 Jeff Law <law@redhat.com>
576 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
577 attribute rather than comments.
579 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
580 match_scratch operand is highest.
582 2017-03-13 Martin Liska <mliska@suse.cz>
585 * ipa-pure-const.c (warn_function_noreturn): If the declarations
586 is a CHKP clone, use original declaration.
588 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
590 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
591 (arc_conditional_register_usage): Use a different allocation order
592 when optimizing for size.
593 * common/config/arc/arc-common.c (arc_option_optimization_table):
594 Section anchors default on when optimizing for size.
596 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
598 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
600 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
602 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
603 * config/arc/arc.md (cpu_facility): Add cd variant.
604 (*movqi_insn): Add code density variant.
605 (*movhi_insn): Likewise.
606 (*movqi_insn): Likewise.
607 (*addsi3_mixed): Likewise.
608 (subsi3_insn): Likewise.
610 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
612 * config/arc/arc.md (movsi_cond_exec): Update constraint.
614 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
616 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
617 expressions with MINUS and UNARY ops.
619 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
622 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
624 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
625 between vec_select and vector argument.
626 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
627 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
628 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
629 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
630 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
631 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
633 2017-03-13 Richard Biener <rguenther@suse.de>
636 * params.def (vect-max-peeling-for-alignment): Fix typo.
638 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
640 * doc/install.texi (Specific) <mips-*-*>: Remove description of
641 issue that only occurred with binutils below 2.18.
643 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
645 * doc/install.texi (Specific) <cris-axis-elf>: No longer
646 refer to binutils 2.11/2.12 minimum.
648 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
650 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
651 ftp.kernel.org and simplify binutils requirement.
653 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
655 * doc/invoke.texi (Warning Options): Fix spelling of link-time
657 (Optimize Options): Ditto. Also remove redundancy.
659 2017-03-10 David Malcolm <dmalcolm@redhat.com>
662 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
664 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
665 to G_ to avoid double translation.
667 2017-03-10 David Malcolm <dmalcolm@redhat.com>
670 * auto-profile.c (get_combined_location): Convert leading
671 character of diagnostics to lower case and remove trailing period.
672 (read_profile): Likewise for various diagnostics.
673 * config/arm/arm.c (arm_option_override): Remove trailing period
674 from various diagnostics.
675 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
676 (msp430_expand_delay_cycles): Likewise.
678 2017-03-10 David Malcolm <dmalcolm@redhat.com>
681 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
682 full command-line argument, rather than just "str".
683 (aarch64_validate_march): Likewise.
684 (aarch64_validate_mtune): Likewise.
686 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
688 PR rtl-optimization/78911
689 * lra-assigns.c (must_not_spill_p): New function.
692 2017-03-10 Jakub Jelinek <jakub@redhat.com>
694 PR tree-optimization/79981
695 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
696 ATOMIC_COMPARE_EXCHANGE ifn result.
697 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
698 IFN_ATOMIC_COMPARE_EXCHANGE.
700 2017-03-10 David Malcolm <dmalcolm@redhat.com>
703 * opts.c (parse_sanitizer_options): Add missing question mark to
704 "did you mean" message.
706 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
708 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
710 (VMULEUH_UNS): Likewise.
711 (VMULOUB_UNS): Likewise.
712 (VMULOUH_UNS): Likewise.
713 * config/rs6000/rs6000.c (builtin_function_type): Remove
714 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
716 2017-03-10 David Malcolm <dmalcolm@redhat.com>
719 * read-rtl-function.c (function_reader::read_rtx_operand): Update
720 x with result of extra_parsing_for_operand_code_0.
721 (function_reader::extra_parsing_for_operand_code_0): Convert
722 return type from void to rtx, returning x. When reading
723 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
724 larger size containing struct block_symbol.
726 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
728 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
729 -mfloat128-hardware without -m64.
731 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
734 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
735 entries to the case statement that marks unsigned arguments to
736 overloaded functions.
738 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
740 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
741 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
743 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
746 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
747 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
749 2017-03-10 Martin Liska <mliska@suse.cz>
753 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
754 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
757 2017-03-10 Olivier Hainque <hainque@adacore.com>
759 * tree-switch-conversion (array_value_type): Start by resetting
760 candidate type to it's main variant.
762 2017-03-10 Jakub Jelinek <jakub@redhat.com>
764 PR rtl-optimization/79909
765 * combine.c (try_combine): Use simplify_replace_rtx on individual
766 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
767 of the whole CALL_INSN_FUNCTION_USAGE.
769 PR tree-optimization/79972
770 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
771 get_range_info on SSA_NAMEs. Formatting fixes.
773 2017-03-10 Richard Biener <rguenther@suse.de>
774 Jakub Jelinek <jakub@redhat.com>
776 PR tree-optimization/77975
777 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
779 (get_val_for): For constant x return it. Formatting fix.
780 (loop_niter_by_eval): Avoid pointless looping if the next iteration
781 would use the same bases as the current one.
783 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
785 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
786 instead of vec_select for V1TImode.
787 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
789 (VSX_LE_128): Add V1TI to this mode iterator.
790 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
791 (*vsx_le_perm_store_<mode>): Likewise.
792 (pre-reload splitter for VSX stores): Likewise.
793 (post-reload splitter for VSX stores): Likewise.
794 (*vsx_xxpermdi2_le_<mode>): Likewise.
795 (*vsx_lxvd2x2_le_<mode>): Likewise.
796 (*vsx_stxvd2x2_le_<mode>): Likewise.
798 2017-03-09 Michael Eager <eager@eagercon.com>
800 Correct failures with --enable-checking=yes,rtl.
802 * config/microblaze/microblaze.c (microblaze_expand_shift):
803 Replace GET_CODE test with CONST_INT_P and INTVAL test with
805 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
806 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
808 2017-03-09 Richard Biener <rguenther@suse.de>
810 PR tree-optimization/79977
811 * graphite-scop-detection.c (scop_detection::merge_sese):
812 Handle the case of extra exits to blocks dominating the entry.
814 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
816 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
819 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
821 PR rtl-optimization/79949
822 * lra-constraints.c (process_alt_operands): Check memory when
823 trying to predict a cycle. Print about the overall increase.
825 2017-03-09 Richard Biener <rguenther@suse.de>
828 * gimple-expr.c (useless_type_conversion_p): Preserve
829 TYPE_SATURATING for fixed-point types.
831 2017-03-09 Richard Biener <rguenther@suse.de>
834 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
835 alignment of BLKmode params.
837 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
841 (VALL_NO_V2Q): Likewise.
843 * config/aarch64/aarch64-simd.md
844 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
846 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
847 VALL_NO_V2Q mode iterator.
848 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
850 2017-03-09 Martin Liska <mliska@suse.cz>
852 PR tree-optimization/79631
853 * tree-chkp-opt.c (chkp_is_constant_addr): Call
854 tree_int_cst_sign_bit just for INTEGER constants.
856 2017-03-09 Martin Liska <mliska@suse.cz>
860 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
863 2017-03-09 Marek Polacek <polacek@redhat.com>
866 * tree.c (inchash::add_expr): Handle TREE_VEC.
868 2017-03-09 Martin Liska <mliska@suse.cz>
871 (chkp_narrow_size_and_offset): New function.
872 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
873 (void chkp_parse_bit_field_ref): New function.
874 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
875 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
877 2017-03-09 Martin Liska <mliska@suse.cz>
880 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
881 (chkp_find_bounds_1): Remove gcc_unreachable.
883 2017-03-09 Jakub Jelinek <jakub@redhat.com>
886 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
887 BUILT_IN_SYNC*, determine the access type from the size suffix and
888 always build a MEM_REF with that type. Handle forgotten
889 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
892 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
893 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
894 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
895 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
896 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
897 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
898 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
899 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
900 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
901 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
902 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
903 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
904 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
905 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
906 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
907 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
908 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
909 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
910 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
911 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
912 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
913 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
914 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
915 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
916 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
917 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
918 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
919 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
920 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
921 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
922 definitions outside of __OPTIMIZE__ guarded section.
925 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
926 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
927 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
928 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
931 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
933 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
934 ("vfenez<mode>"): Add missing constraints.
936 2017-03-08 Martin Sebor <msebor@redhat.com>
939 * config/nds32/nds32.c (nds32_option_override):
941 2017-03-08 Jakub Jelinek <jakub@redhat.com>
944 * gimplify.c (gimplify_omp_for): Replace index var in outer
945 taskloop statement with an artificial variable and add
946 OMP_CLAUSE_PRIVATE clause for it.
948 2017-03-08 Richard Biener <rguenther@suse.de>
950 PR tree-optimization/79955
951 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
952 for accesses that are completely outside of the variable.
954 2017-03-08 Andrew Haley <aph@redhat.com>
956 PR tree-optimization/79943
957 * tree-ssa-loop-split.c (compute_new_first_bound): When
958 calculating the new upper bound, (END-BEG) should be added, not
961 2017-03-08 Jakub Jelinek <jakub@redhat.com>
963 * config/avr/avr.md (setmemhi): Make sure match_dup
964 operand number comes before match_scratch.
966 2017-03-08 Richard Biener <rguenther@suse.de>
968 PR tree-optimization/79920
969 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
970 with ncopies == 1 to ...
971 (vect_transform_slp_perm_load): ... here. Properly compute
972 all element loads by iterating VF times over the group. Do
973 not handle ncopies (computed in a broken way) in
974 vect_create_mask_and_perm.
976 2017-03-08 Jakub Jelinek <jakub@redhat.com>
979 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
980 is a uniform vector, use uniform_vector_p return value instead of
981 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
983 2017-03-07 Marek Polacek <polacek@redhat.com>
986 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
987 (alloca_call_type): Likewise.
989 2017-03-07 Martin Liska <mliska@suse.cz>
991 * gcov.c (process_args): Put comment to correct location.
993 2017-03-07 Martin Liska <mliska@suse.cz>
996 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
997 Use array_at_struct_end_p instead of DECL_CHAIN (field).
998 (chkp_narrow_bounds_for_field): Likewise.
999 (chkp_parse_array_and_component_ref): Pass one more argument to
1002 2017-03-07 Richard Biener <rguenther@suse.de>
1004 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1007 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1009 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1010 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1012 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1015 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1016 to end of description.
1017 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1019 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/79901
1022 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1024 (*avx512f_<code><mode>3<mask_name>): ... this.
1025 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1026 iterator instead of VI8_AVX2_AVX512BW.
1028 PR rtl-optimization/79901
1029 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1030 min/max expander, expand it using expand_vec_cond_expr.
1033 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1036 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1039 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1040 to void * for PCH reasons.
1041 * dwarf2out.c (output_loc_operands, output_die): Cast
1042 v.val_vec.array to unsigned char *.
1044 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1047 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1050 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1052 PR rtl-optimization/79571
1053 * lra-constraints.c (process_alt_operands): Calculate static
1054 reject and subtract it from overall when only addresses will be
1057 2017-03-06 Julia Koval <julia.koval@intel.com>
1060 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1061 incoming stack boundary to 128 for 64-bit targets.
1063 2017-03-06 Richard Biener <rguenther@suse.de>
1065 PR tree-optimization/79894
1066 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1067 to NULL after folding it.
1069 2017-03-06 Richard Biener <rguenther@suse.de>
1071 PR tree-optimization/79824
1072 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1073 check disabling peeling for gaps.
1075 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1077 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1078 attributes): Document gettimeofday.
1080 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1082 * config/s390/s390.c (s390_option_override_internal): Set
1083 PARAM_MIN_VECT_LOOP_BOUND
1085 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1087 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1088 * config/s390/s390.md: Likewise.
1090 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1093 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1094 (<avx2_avx512>_perm<mode>): Rename to ...
1095 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1097 (<avx512>_perm<mode>_mask): Rename to ...
1098 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1100 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1101 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1102 instead of VI8F_256_512.
1103 (avx512f_perm<mode>): New define_expand.
1104 (avx512f_perm<mode>_mask): Likewise.
1105 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1106 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1108 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1110 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1111 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1113 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1115 2017-03-06 Martin Liska <mliska@suse.cz>
1118 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1119 when having a SSA NAME w/o VAR_DECL assigned to it.
1121 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1123 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1124 msa_dpsub_<su>_d): Fix MODE for vec_select.
1126 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1128 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1130 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1132 2017-03-06 Richard Biener <rguenther@suse.de>
1134 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1135 * plugin.c (register_plugin_info): Likewise.
1136 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1138 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1140 * config/i386/sse.md (sse_storehps, sse_storelps,
1141 avx_<castmode><avxsizesuffix>_<castmode>,
1142 avx512f_<castmode><avxsizesuffix>_<castmode>,
1143 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1144 in condition that at least one operand is not a MEM.
1146 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1149 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1150 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1152 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1153 gimple_call_nothrow_p flag based on whether original builtin can throw.
1154 If it can, emit following stmts on the fallthrough edge.
1155 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1156 don't create new bb if inserting just debug stmts on the edge, try to
1157 insert them on the fallthru bb or just reset debug stmts.
1159 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1162 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1163 restore recog_data (including the operand rtxes inside it) around
1164 the call to get_insn_template.
1166 2017-03-03 Martin Sebor <msebor@redhat.com>
1168 PR tree-optimization/79699
1169 * context.c (context::~context): Free MPFR caches to avoid
1170 a memory leak on program exit.
1172 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1174 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1175 Use wide_int::ulow () instead of .elt (0).
1177 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1179 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1180 (*pushxf): Limit oF constraint to 32bit targets and add oC
1181 constraint for 64bit targets.
1182 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1183 (*pushdf): Change rmF constraint to rmC.
1185 2017-03-03 Martin Liska <mliska@suse.cz>
1187 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1188 Remove unused variable.
1190 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1193 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1194 is a memory operand, increase num_memory.
1195 (ix86_expand_args_builtin): Likewise.
1197 2017-03-03 Jan Hubicka <jh@suse.cz>
1200 * ipa-devirt.c (maybe_record_node): Properly handle
1201 __cxa_pure_virtual visibility.
1203 2017-03-03 Martin Liska <mliska@suse.cz>
1205 PR tree-optimization/79803
1206 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1208 (pass_loop_prefetch::execute): Disabled optimization if an
1209 assumption about L1 cache size is not met.
1211 2017-03-03 Martin Liska <mliska@suse.cz>
1213 PR rtl-optimization/79574
1214 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1215 (hash_scan_set): Likewise.
1216 (dump_hash_table): Likewise.
1217 (hoist_code): Likewise.
1219 2017-03-03 Richard Biener <rguenther@suse.de>
1221 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1222 in place of uhigh ().
1223 (fixed_convert_from_real): Likewise.
1225 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1230 2017-03-03 Richard Biener <rguenther@suse.de>
1233 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1234 TYPE_OVERFLOW_UNDEFINED check.
1236 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1238 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1240 (vector_ae_<mode>_p): Likewise.
1241 (vector_nez_<mode>_p): Likewise.
1242 (vector_ne_v2di_p): Likewise.
1243 (vector_ae_v2di_p): Likewise.
1244 (vector_ne_<mode>_p): Likewise.
1245 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1247 (vsx_tsqrt<mode>2_fe): Likewise.
1249 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1254 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1256 PR rtl-optimization/79780
1257 * cprop.c (one_cprop_pass): When second and further conditional trap
1258 in a single basic block is turned into an unconditional trap, turn it
1259 into a deleted note to avoid RTL verification failures.
1261 2017-03-02 Richard Biener <rguenther@suse.de>
1263 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1265 2017-03-02 Richard Biener <rguenther@suse.de>
1267 PR tree-optimization/79345
1269 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1270 param and abort the walk, returning -1 if it is hit.
1271 (walk_aliased_vdefs): Take a limit param and pass it on.
1272 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1273 defaulting to 0 and return a signed int.
1274 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1275 (check_defs): New helper.
1276 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1277 about uninitialized memory.
1278 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1279 bogus uninitialized warning.
1280 (fixed_convert_from_real): Likewise.
1282 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1284 PR tree-optimization/66768
1285 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1286 iv_use if base object can't be determined.
1288 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1290 PR tree-optimization/79345
1291 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1292 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1293 (get_pattern_stats): Initialize it.
1294 * genemit.c (gen_expand): Verify match_scratch numbers come after
1295 match_operand/match_dup numbers.
1296 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1297 match_scratch numbers.
1298 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1300 * config/s390/s390.md (trunctdsd2): Likewise.
1302 2017-03-02 Richard Biener <rguenther@suse.de>
1304 * wide-int.h (wide_int_storage::operator=): Implement in terms
1307 2017-03-02 Richard Biener <rguenther@suse.de>
1309 PR tree-optimization/79777
1310 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1311 the to insert expression to sth existing.
1313 2017-03-01 Martin Sebor <msebor@redhat.com>
1316 * gimple-ssa-sprintf.c
1317 (directive::known_width_and_precision): New function.
1318 (format_integer): Use it.
1319 (get_mpfr_format_length): Consider the full range of precision
1320 when computing %g output with the # flag. Set the likely byte
1321 count to 3 rather than 1 when precision is indeterminate.
1322 (format_floating): Correct the lower bound of precision.
1324 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1326 * doc/invoke.texi: Document default code model for 64-bit Linux.
1328 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1331 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1332 udiv rather than div since input pattern is unsigned.
1334 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.c (print_reg): Warn for values of
1337 unsupported size in integer register.
1339 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1342 * config/rs6000/predicates.md (current_file_function_operand): Do
1343 not allow self calls to be local if the function is replaceable.
1345 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1348 * config/rs6000/altivec.h (vec_ctz and others): Change the
1349 preprocessor macro that controls conditional compilation from
1350 _ARCH_PWR9 to __POWER9_VECTOR__.
1351 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1352 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1353 control (instead of _ARCH_PWR9 control) so that template
1354 definition uses power9-specific function.
1355 (vec_any_eq): Likewise.
1356 (vec_all_ne): Change macro definition to use a power9-specific
1357 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1358 _ARCH_PWR9 control).
1359 (vec_any_eq) Likewise.
1360 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1361 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1362 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1363 support for xvcmpnedp instruction.
1364 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1365 macro expansion so that Power9 implementation of vec_all_ne does
1366 not use the AltiVec predicate framework.
1367 (VCMPNEH_P): Likewise.
1368 (VCMPNEW_P): Likewise.
1369 (VCMPNED_P): Likewise.
1370 (VCMPNEFP_P): Likewise.
1371 (VCMPNEDP_P): Likewise.
1372 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1373 implementation of vec_any_eq to not use AltiVec predicate
1375 (VCMPAEH_P): Likewise.
1376 (VCMPAEW_P): Likewise.
1377 (VCMPAED_P): Likewise.
1378 (VCMPAEFP_P): Likewise.
1379 (VCMPAEDP_P): Likewise.
1380 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1381 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1382 not use the AltiVec predicate framework.
1383 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1384 of vec_any_eq to not use AltiVec predicate framework.
1385 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1386 support for predefined __POWER9_VECTOR__ macro to indicate that
1387 Power9 instruction selection is enabled.
1388 (altivec_overloaded_builtins): Remove extraneous
1389 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1390 function argument types RS6000_BTI_bool_V16QI and
1391 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1392 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1393 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1394 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1395 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1396 Power9 for implementations of vec_cmpne. Change the signature for
1397 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1398 (representing vec_all_ne) to remove the previously described first
1399 argument of type RS6000_BTI_INTSI, as this was an artifact of
1400 reliance on the AltiVec predicate framework, which is no longer
1401 used in the implementation of these functions. Add
1402 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1403 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1404 since, unlike the AltiVec predicate framework implementation, we
1405 do not share function descriptors between vec_alle and vec_anyeq.
1406 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1407 set of modes that receive special treatment even when
1408 TARGET_P9_VECTOR is true. The special treatment emits code that
1409 does not depend on Power9 instructions.
1410 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1411 define_expand to not rely on AltiVec predicate framework.
1412 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1414 (vector_ne_v2di_p): Change this define_expand to not rely on
1415 AltiVec predicate framework.
1416 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1418 (vector_ne_<mode>_p): Change this define_expand to not rely on
1419 AltiVec predicate framework.
1420 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1422 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1423 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1424 define_insn pattern.
1425 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1426 define_insn pattern because the xvcmpne<VSs>. instruction is not
1428 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1429 instruction is not supported.
1431 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1433 * config/nvptx/nvptx.c: Include intl.h.
1435 2017-03-01 Martin Jambor <mjambor@suse.cz>
1438 * ipa-prop.h (ipa_bits): Removed field known.
1439 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1440 to pointers. Adjusted their comments to warn about their sharing.
1441 (ipcp_transformation_summary): Change bits to a vector of pointers.
1442 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1443 (ipa_get_ipa_bits_for_value): Declare.
1444 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1445 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1446 (ipa_bits_hash_table): Likewise.
1447 (ipa_vr_ggc_hash_traits): Likewise.
1448 (ipa_vr_hash_table): Likewise.
1449 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1450 being pointers and vr_known being removed.
1451 (ipa_set_jf_unknown): Likewise.
1452 (ipa_get_ipa_bits_for_value): New function.
1453 (ipa_set_jfunc_bits): Likewise.
1454 (ipa_get_value_range): New overloaded functions.
1455 (ipa_set_jfunc_vr): Likewise.
1456 (ipa_compute_jump_functions_for_edge): Use the above functions to
1457 construct bits and vr parts of jump functions.
1458 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1459 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1461 (ipcp_grow_transformations_if_necessary): Also allocate
1462 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1464 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1465 them. Fix too long lines.
1466 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1467 vr_known being removed.
1468 (ipa_read_jump_function): Use new setter functions to construct bits
1469 and vr parts of jump functions or set them to NULL.
1470 (write_ipcp_transformation_info): Adjust for bits being pointers.
1471 (read_ipcp_transformation_info): Likewise.
1472 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1474 Include gt-ipa-prop.h.
1475 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1477 (ipcp_store_bits_results): Likewise.
1478 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1479 Do not write to existing jump functions but use a temporary instead.
1481 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1484 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1485 attempt to use its first operand as BIT_FIELD_REF base.
1487 2017-03-01 Richard Biener <rguenther@suse.de>
1490 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1491 interpolating formula in wrapping arithmetic.
1492 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1494 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1496 PR tree-optimization/79734
1497 * tree-vect-generic.c (expand_vector_condition): Optimize
1498 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1499 Handle VEC_COND_EXPR where comparison has different inner width from
1502 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1504 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1505 markup, and similar issues. Remove @opindex entries for things
1506 that aren't options. Add missing -mmpy-option entries.
1508 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1510 PR tree-optimization/79737
1511 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1512 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1513 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1514 instead of byte_size. Formatting fix.
1515 (shift_bytes_in_array_right): Formatting fix.
1517 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1520 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1521 condition on optimize for the leaf function test.
1523 2017-02-28 Martin Liska <mliska@suse.cz>
1526 * read-rtl-function.c (function_reader::handle_unknown_directive):
1527 Bail out when one uses -flto.
1529 2017-02-28 Martin Liska <mliska@suse.cz>
1531 * common.opt: Replace space with tabular for options of <number>
1533 * config/i386/i386.opt: Show <number> value for
1534 -mlarge-data-threshold.
1535 * opts.c (print_filtered_help): Do not display number in hexadecimal
1538 2017-02-28 Martin Liska <mliska@suse.cz>
1540 * common.opt: Fix --help=option -Q for options which are of
1543 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.c (print_reg): Error out for values
1546 of 8-bit size in invalid integer register.
1548 2017-02-28 Martin Sebor <msebor@redhat.com>
1550 PR tree-optimization/79691
1551 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1553 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1556 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1557 gcc_unreachable with output_operand_lossage.
1559 2017-02-28 Richard Biener <rguenther@suse.de>
1561 PR tree-optimization/79740
1562 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1564 (visit_nary_op): Insert the nary into the hashtable if we
1565 pattern-matched sth.
1566 * tree-ssa-pre.c (eliminate_insert): Robustify.
1568 2017-02-28 Richard Biener <rguenther@suse.de>
1571 * fold-const.c (decode_field_reference): Reject out-of-bound
1574 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1576 * config/i386/i386.c: Include intl.h.
1577 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1578 instead of just cond ? "..." : "...".
1579 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1580 * coverage.c (read_counts_file): Likewise.
1581 * omp-offload.c: Include intl.h.
1582 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1583 of just cond ? "..." : "...".
1584 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1585 of just cond ? "..." : "...".
1587 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1590 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1592 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1593 'tune for' CPU name.
1594 * config/arm/arm-cpu-data.h: Regenerated.
1596 2017-02-28 Richard Biener <rguenther@suse.de>
1598 PR tree-optimization/79732
1599 * tree-inline.c (expand_call_inline): Do not shadow var.
1601 2017-02-28 Richard Biener <rguenther@suse.de>
1603 PR tree-optimization/79723
1604 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1605 address-space properly.
1607 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1609 * doc/optinfo.texi (Optimization groups): Fix option used for
1611 * doc/invoke.texi (-fopt-info): Document "omp".
1612 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1613 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1614 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1615 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1616 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1618 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1620 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1621 OPTGROUP_OMP with "omp".
1623 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1626 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1627 for arithmetic shift of unsigned V2DI.
1629 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1631 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1632 arc/linux.h headers.
1633 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1634 (LINK_SPEC): Likewise.
1635 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1636 (EXTRA_SPECS): Likewise.
1637 (STARTFILE_SPEC): Likewise.
1638 (ENDFILE_SPEC): Likewise.
1639 (LIB_SPEC): Likewise.
1640 (TARGET_SDATA_DEFAULT): Likewise.
1641 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1642 (MULTILIB_DEFAULTS): Likewise.
1643 (DWARF2_UNWIND_INFO): Likewise.
1644 * config/arc/big.h: New file.
1645 * config/arc/elf.h: Likewise.
1646 * config/arc/linux.h: Likewise.
1647 * config/arc/t-uClibc: Remove.
1649 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1651 PR tree-optimization/77536
1652 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1653 (tree_transform_and_unroll_loop): Use above function to compute the
1654 estimated niter of unrolled loop and use it when scaling profile.
1655 Also use count info rather than frequency if it's non-zero.
1656 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1657 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1658 (vect_transform_loop): Call above function.
1660 2017-02-27 Richard Biener <rguenther@suse.de>
1662 PR tree-optimization/45397
1663 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1664 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1665 (visit_nary_op): Add pattern matching for CSEing sign-changed
1666 or truncated operations with wider ones.
1668 2017-02-27 Richard Biener <rguenther@suse.de>
1670 PR tree-optimization/79690
1671 * tree-vect-stmts.c (vectorizable_store): Use vector type
1672 built from the DR with address-space.
1674 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1676 * doc/invoke.texi (Optimize Options): Refine the description
1677 of asan-use-after-return.
1679 2017-02-25 Alan Modra <amodra@gmail.com>
1681 PR rtl-optimization/79584
1682 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1683 base, not ad->base_term, the reg within base. Remove assertion
1684 that ad->base == ad->base_term. Replace gen_int_mode using
1685 bogus mode with const0_rtx.
1687 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1690 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1691 FMA_EXPR like tcc_binary or tcc_unary.
1693 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1696 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1698 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1699 (output_loc_operands): Handle DW_OP_call_ref and
1700 DW_OP_GNU_variable_value.
1701 (struct variable_value_struct): New type.
1702 (struct variable_value_hasher): Likewise.
1703 (variable_value_hash): New variable.
1704 (string_types): Remove.
1705 (copy_loc_descr): New function.
1706 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1707 (prepend_loc_descr_to_each): New function.
1708 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1709 instead of add_loc_descr_to_each if the first argument is single
1710 location list and the second has multiple.
1711 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1712 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1713 when looking for variable value which doesn't have other location info.
1714 (loc_list_from_tree): Formatting fix.
1715 (gen_array_type_die): Simplify DW_AT_string_length handling.
1716 (adjust_string_types): Remove.
1717 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1718 string_types. Call resolve_variable_values.
1719 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1720 (resolve_addr_in_expr): Likewise. Add A argument.
1721 (copy_deref_exprloc): Remove deref argument. Adjust for the
1722 original expression being DW_OP_GNU_variable_value with optionally
1723 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1724 optionally after it.
1725 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1726 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1727 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1728 (variable_value_hasher::hash, variable_value_hasher::equal): New
1730 (resolve_variable_value_in_expr, resolve_variable_value,
1731 resolve_variable_values, note_variable_value_in_expr,
1732 note_variable_value): New functions.
1733 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1736 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1739 * opts.h (handle_generated_option): Add GENERATED_P argument.
1740 * opts-common.c (handle_option): Adjust function comment.
1741 (handle_generated_option): Add GENERATED_P argument, pass it to
1743 (control_warning_option): Pass false to handle_generated_option
1745 * opts.c (maybe_default_option): Pass true to handle_generated_option
1747 * optc-gen.awk: Likewise.
1749 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1751 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1752 a REG, look at the REG it is a SUBREG of.
1753 (splitter for cmpeqsi_t): Ditto.
1755 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1757 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1758 the special USEs with the pattern of the insn, not the insn itself.
1760 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1763 * doc/invoke.texi: Document -mload-store-pairs.
1765 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1766 Sandra Loosemore <sandra@codesourcery.com>
1768 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1769 argument isn't a CONST_INT.
1770 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1771 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1772 (nios2_validate_compare): Bypass alternate compare logic if *op2
1774 (ldstwm_operation_p): Return false if first_base is not a REG or
1775 if first_offset is not a CONST_INT.
1777 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1779 * config/cris/cris.md: Use correct operand in a define_peephole2.
1781 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1783 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1785 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1787 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1788 this_insn if it is an INSN or JUMP_INSN.
1789 (force_offsettable): Look at base, not at addr.
1790 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1791 on things that aren't necessarily CONST_INTs.
1793 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1795 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1796 -mfpmath=sse is the default also for x86-32 targets with SSE2
1797 instruction set when @option{-ffast-math} is enabled
1799 2017-02-24 Jeff Law <law@redhat.com>
1801 PR rtl-optimizatoin/79286
1802 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1805 2017-02-24 Richard Biener <rguenther@suse.de>
1807 PR tree-optimization/79389
1808 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1811 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1813 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1814 function comment to reflect reality.
1815 (loop_exits_before_overflow): Fix typo in function description.
1817 2017-02-24 Richard Biener <rguenther@suse.de>
1819 PR tree-optimization/79389
1820 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1821 properly that a threading opportunity exists. Detect conditional
1822 copy/constant propagation opportunities.
1824 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1826 * config/visium/visium.md (type): Add trap.
1827 (b): New mode attribute.
1828 (*btst): Rename into...
1829 (*btst<mode>): ...this and adjust.
1830 (*cbranchsi4_btst_insn): Rename into...
1831 (*cbranch<mode>4_btst_insn): ...this and adjust.
1832 (trap): New define_insn.
1834 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1836 PR tree-optimization/79389
1837 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1838 (noce_reversed_cond_code): New function.
1839 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1840 reversed_comparison_code. Formatting fix.
1841 (noce_try_store_flag): Test rev_cond != NULL in addition to
1842 reversed_comparison_code.
1843 (noce_try_store_flag_constants): Likewise.
1844 (noce_try_store_flag_mask): Likewise.
1845 (noce_try_addcc): Use rev_cond if non-NULL instead of
1846 reversed_comparison_code.
1847 (noce_try_cmove_arith): Likewise. Formatting fixes.
1848 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1849 (noce_find_if_block): Initialize rev_cond.
1850 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1851 instead of false as last argument never attempt to reverse it
1854 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1856 PR tree-optimization/79663
1857 * tree-predcom.c (combine_chains): Process refs in reverse order
1858 only for ZERO length chains, and add explaining comment.
1860 2017-02-23 Jeff Law <law@redhat.com>
1862 PR tree-optimization/79578
1863 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1864 in call to operand_equal_p.
1866 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1869 * config/i386/cpuid.h: Fix another undefined behavior.
1871 2017-02-23 Richard Biener <rguenther@suse.de>
1873 PR tree-optimization/79683
1874 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1875 vector types for data-refs.
1877 2017-02-23 Martin Liska <mliska@suse.cz>
1879 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1881 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1884 * internal-fn.c (get_range_pos_neg): Moved to ...
1885 * tree.c (get_range_pos_neg): ... here. No longer static.
1886 * tree.h (get_range_pos_neg): New prototype.
1887 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1888 are known to be in between 0 and signed maximum inclusive, try to
1889 expand both unsigned and signed divmod and use the cheaper one from
1892 2017-02-22 Jeff Law <law@redhat.com>
1894 PR tree-optimization/79578
1895 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1896 to compare base operands.
1898 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1901 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1902 gpc_reg_operand instead of fpr_reg_operand.
1904 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1906 * config/mips/mips.c (mips_return_in_memory): Force FP
1907 vector types to be returned in memory for o32 ABI.
1909 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1911 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1912 instead of DW_TAG_member for static data member declarations and don't
1913 set no_linkage_name for static inline data members.
1914 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1917 2017-02-22 Martin Liska <mliska@suse.cz>
1919 * doc/invoke.texi: Replace inequality signs with square brackets
1922 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1924 PR tree-optimization/68644
1925 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1927 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1930 * lra-constraints.c (simplify_operand_subreg): Handle
1931 WORD_REGISTER_OPERATIONS targets.
1933 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1936 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1937 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1938 elimination by swapping fld*.
1940 2017-02-22 Richard Biener <rguenther@suse.de>
1942 PR tree-optimization/79673
1943 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1944 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1945 irrelevant address-space qualifiers and avoiding a
1946 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1948 2017-02-22 Richard Biener <rguenther@suse.de>
1950 PR tree-optimization/79666
1951 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1952 to not symbolically negate if that may introduce undefined
1955 2017-02-22 Martin Liska <mliska@suse.cz>
1958 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1959 * data-streamer-out.c (streamer_write_gcov_count_stream):
1961 * value-prof.c (stream_out_histogram_value): Make assert more
1962 precise based on type of counter.
1964 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1968 Use nonimmediate_operand instead of memory_operand for operand 1.
1969 (float-extend standard_x87sse_constant_load splitter): Ditto.
1971 2017-02-21 Jeff Law <law@redhat.com>
1973 PR tree-optimization/79621
1974 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1975 blocks with edges to themselves.
1977 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1980 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1981 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1982 Use gimple_call_builtin_p.
1985 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1986 on temporarily removed DEBUG_INSNs.
1988 PR tree-optimization/79649
1989 * tree-loop-distribution.c (classify_partition): Give up on
1990 non-generic address space loads/stores.
1992 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1994 * doc/loop.texi (Loop manipulation): Remove nonexistent
1995 tree_ssa_loop_version from the documentation.
1996 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1998 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2001 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2002 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2003 * config/rs6000/rs6000.c: Include except.h.
2004 (rs6000_expand_split_stack_prologue): Call
2005 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2007 2017-02-21 Martin Jambor <mjambor@suse.cz>
2010 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2013 2017-02-21 Martin Jambor <mjambor@suse.cz>
2015 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2016 for backward compatibility only.
2017 * doc/invoke.texi (Option Summary): Remove all references to
2020 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2024 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2026 * lra-constraints.c (curr_insn_transform): Handle
2027 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2029 2017-02-21 Martin Liska <mliska@suse.cz>
2031 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2033 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2035 PR translation/79638
2036 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2038 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2041 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2042 (arm_function_ok_for_sibcall): Return false for an indirect call by
2043 descriptor if all the argument registers are used.
2044 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2045 alignment of the function.
2047 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2049 PR tree-optimization/61441
2050 * simplify-rtx.c (simplify_const_unary_operation): For
2051 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2052 the sNaN unmodified.
2054 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2056 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2057 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2058 instead of SYSTEM_HEADER_DIR.
2060 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2061 Martin Liška <mliska@suse.cz>
2063 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2064 Fix typos and grammar, use active voice, and clarify.
2066 2017-02-20 Marek Polacek <polacek@redhat.com>
2069 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2072 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2074 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2077 * config/i386/i386.c (ix86_expand_builtin): Handle
2078 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2079 ix86_builtins_isa[fcode].isa as a requirement of those
2080 flags and any other flag in the bitmask.
2081 (ix86_init_mmx_sse_builtins): Use 0 instead of
2082 ~OPTION_MASK_ISA_64BIT as mask.
2083 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2084 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2085 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2086 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2088 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2091 * lra-constraints.c (split_reg): Check requested split mode
2092 is supported by the register.
2094 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2096 * lra-constraints.c (simplify_operand_subreg): Remove early
2099 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2102 * lra-constraints.c (curr_insn_transform): Tighten condition
2103 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2105 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2108 * lra-constraints.c (curr_insn_transform): Handle
2109 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2111 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2114 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2118 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2121 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2124 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2126 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2129 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2131 * final.c (last_columnnum, override_columnnum): New variables.
2132 (final_start_function): Set last_columnnum, pass it to begin_prologue
2133 hook and pass 0 to dwarf2out_begin_prologue.
2134 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2135 to source_line debug hook.
2136 (notice_source_line): Compute last_columnnum and for debug_column_info
2137 return true on column changes.
2138 * debug.h (struct gcc_debug_hooks): Add column argument to
2139 source_line and begin_prologue hooks.
2140 (debug_nothing_int_charstar_int_bool): Remove prototype.
2141 (debug_nothing_int_int_charstar,
2142 debug_nothing_int_int_charstar_int_bool): New prototypes.
2143 (dwarf2out_begin_prologue): Add column argument.
2144 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2145 begin_prologue hooks.
2146 (debug_nothing_int_charstar_int_bool): Remove.
2147 (debug_nothing_int_int_charstar,
2148 debug_nothing_int_int_charstar_int_bool): New functions.
2149 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2150 through to dwarf2out_source_line.
2151 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2152 (dwarf2out_source_line): Add column argument, emit it if requested.
2153 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2155 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2156 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2157 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2158 through to dwarf2out_begin_prologue.
2159 (vmsdbgout_source_line): Add column argument, pass it through to
2160 dwarf2out_source_line.
2161 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2162 dbxout_source_line caller.
2163 (dbxout_source_line): Add column argument.
2165 * common.opt (gno-column-info, gcolumn-info): New options.
2166 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2167 (check_die): Also test for multiple DW_AT_decl_column attributes.
2168 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2169 DW_AT_decl_column if requested.
2170 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2172 (gen_variable_die): Likewise.
2173 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2174 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2177 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2178 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2179 (ix86_handle_option): Handle OPT_m3dnowa.
2180 * doc/invoke.texi (-m3dnowa): Document.
2181 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2182 -m3dnowa instead of -m3dnow -march=athlon.
2185 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2186 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2188 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2191 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2192 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2193 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2194 generator for vsx_xxpermdi_<mode>_be.
2195 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2196 force big-endian semantics.
2197 (vsx_xxpermdi_<mode>_be): New define_expand with same
2198 implementation as previous version of vsx_xxpermdi_<mode>.
2200 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2202 PR tree-optimization/79327
2203 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2204 variable, its initialization and use.
2206 2017-02-17 Julia Koval <julia.koval@intel.com>
2208 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2209 (OPTION_MASK_ISA_PKU_UNSET): New.
2210 (ix86_handle_option): Handle -mrdpid.
2211 * config/i386/cpuid.h (bit_RDPID): New.
2212 * config/i386/driver-i386.c (host_detect_local_cpu):
2213 Detect RDPID feature.
2214 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2215 * config/i386/i386-c.c (ix86_target_macros_internal):
2217 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2218 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2219 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2220 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2221 * config/i386/i386.md (define_insn "rdpid"): New.
2222 * config/i386/i386.opt Add -mrdpid.
2223 * config/i386/immintrin.h (_rdpid_u32): New.
2225 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2227 PR rtl-optimization/79541
2228 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2229 instead of transforming it into USE.
2231 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2233 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2234 If HONOR_SNANS (SFmode) force the input to a register.
2235 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2236 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2237 an frsp or similar insn.
2239 2017-02-17 Martin Liska <mliska@suse.cz>
2241 PR rtl-optimization/79577
2242 * params.def (selsched-max-sched-times): Increase minimum to 1.
2244 2017-02-17 Martin Liska <mliska@suse.cz>
2246 PR rtl-optimization/79574
2247 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2249 2017-02-17 Martin Liska <mliska@suse.cz>
2251 PR tree-optimization/79529
2252 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2253 ssa_defined_default_def_p to handle cases which are implicitly
2255 * tree-ssa.c (ssa_defined_default_def_p): New function.
2256 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2257 which are implicitly defined.
2258 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2260 2017-02-17 Richard Biener <rguenther@suse.de>
2263 * params.def (max-ssa-name-query-depth): Limit to 10.
2265 2017-02-17 Richard Biener <rguenther@suse.de>
2267 PR tree-optimization/79552
2268 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2271 2017-02-17 Richard Biener <rguenther@suse.de>
2274 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2276 2017-02-17 Marek Polacek <polacek@redhat.com>
2279 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2280 (fold_negate_expr): New wrapper.
2282 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2284 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2285 Correct terminology and de-emphasize pre-standard behavior.
2287 2017-02-16 Alan Modra <amodra@gmail.com>
2289 PR rtl-optimization/79286
2290 * ira.c (def_dominates_uses): New function.
2291 (update_equiv_regs): Don't create an equivalence for insns that
2292 may trap where the register def does not dominate the use.
2294 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2296 PR rtl-optimization/78127
2297 * lra.c (lra): Call lra_eliminate before finish the loop after
2300 2017-02-16 Richard Biener <rguenther@suse.de>
2302 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2304 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2305 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2306 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2307 (isl_val_int_from_wi): New function.
2308 (extract_affine_gmp): Rename to ...
2309 (extract_affine_wi): ... this, take a widest_int.
2310 (extract_affine_int): Just wrap extract_affine_wi.
2311 (add_param_constraints): Use isl_val_int_from_wi.
2312 (add_loop_constraints): Likewise, and extract_affine_wi.
2314 2017-02-15 Jeff Law <law@redhat.com>
2317 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2318 ira_init_register_move_cost_if_necessary.
2320 2017-02-15 Martin Sebor <msebor@redhat.com>
2323 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2324 removed in a prior commit.
2326 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2328 PR tree-optimization/79347
2329 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2330 counters during peeling.
2332 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2334 * Makefile.in (site.exp): Remove "set ISLVER".
2336 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2339 * real.c (real_from_integer): Call real_convert even for decimal.
2341 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2344 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2346 2017-02-14 Andrew Pinski <apinski@cavium.com>
2348 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2349 cores and change the partno/implementer to be correct.
2350 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2351 the 'B" as the implementer.
2352 * config/aarch64/aarch64-tune.md: Regenerate.
2354 2017-02-14 Carl Love <cel@us.ibm.com>
2356 * config/rs6000/rs6000.c: Add case statement entry to make the
2357 xvcvuxdsp built-in argument unsigned.
2358 * config/rs6000/vsx.md: Fix the source and return operand types so they
2359 match the instruction definitions from the ISA document. Fix typo
2360 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2363 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2366 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2367 member early_clobber_alts.
2368 * lra-lives.c (reg_early_clobber_p): New.
2369 (process_bb_lives): Use it.
2370 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2371 (debug_operand_data): Initialize early_clobber_alts.
2372 (setup_operand_alternative): Set up early_clobber_alts.
2373 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2374 alternatives to new_insn_reg.
2375 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2377 (lra_update_insn_regno_info): Pass the new arg.
2379 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2382 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2383 (new_oacc_loop_raw): Don't clear already cleared fields.
2386 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2387 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2388 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2390 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2395 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2399 the extra instruction to the right place to store 128-bit constant
2402 2017-02-14 Martin Sebor <msebor@redhat.com>
2405 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2406 warning for strings of unknown length.
2408 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2410 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2412 2017-02-14 Jeff Law <law@redhat.com>
2415 * ira-costs.c (scan_one_insn): Initialize register move costs
2416 for pseudos seen in USE/CLOBBER insns.
2418 PR tree-optimization/79095
2419 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2420 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2421 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2422 if the operands are known to be not equal, then the resulting range
2424 (intersect_ranges): If the new range is ~[0,0] and the old range is
2425 wide, then prefer ~[0,0].
2426 * tree-vrp.c (overflow_comparison_p_1): New function.
2427 (overflow_comparison_p): New function.
2428 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2429 if NAME is used in an overflow test.
2430 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2431 overflow check that can be expressed as an equality test, then adjust
2432 ops to be that equality test.
2434 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2436 * config/s390/s390-builtin-types.def: Remove flags argument.
2437 * config/s390/s390.c (s390_init_builtins): Likewise.
2439 2017-02-14 Martin Liska <mliska@suse.cz>
2441 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2442 vector. Fix trailing white spaces.
2444 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2446 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2449 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2451 PR rtl-optimization/68664
2452 * config/arm/arm.c (arm_sched_can_speculate_insn):
2453 New function. Declare prototype.
2454 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2456 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2458 PR rtl-optimization/68664
2459 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2461 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2463 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2465 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2466 max skip bytes for function, loop and jump.
2468 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2470 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2471 ABS_EXPR for gimple dump.
2473 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2476 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2478 PR tree-optimization/79408
2479 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2480 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2481 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2482 also if rhs1 is INTEGER_CST.
2484 2017-02-14 Richard Biener <rguenther@suse.de>
2487 * tree-into-ssa.c (insert_phi_nodes): When the function can
2488 have abnormal edges rewrite SSA names with broken use-def
2489 dominance out of SSA and register them for PHI insertion.
2491 2017-02-13 Martin Sebor <msebor@redhat.com>
2494 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2495 clearing info.nowrite flag when snprintf size argument is a range.
2497 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2499 * cprop.c (cprop_jump): Add missing space in string literal.
2500 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2501 (get_constraint_for_component_ref): Likewise.
2502 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2503 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2504 * lra-constraints.c (process_alt_operands): Likewise.
2505 * ipa-inline.c (inline_small_functions): Likewise.
2506 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2507 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2508 * trans-mem.c (diagnose_tm_1_op): Likewise.
2509 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2510 (grid_parallel_clauses_gridifiable): Likewise.
2512 * config/nvptx/mkoffload.c (process): Add space in between
2515 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2516 "MOD4_SSE_REGS" and "ALL_REGS".
2518 * spellcheck.c (test_data): Add , in between "foo" and "food".
2520 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2523 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2524 boundary crossing check and subsequent code generation agree.
2526 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2528 * config/aarch64/aarch64.c (has_memory_op): Delete.
2529 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2532 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2534 PR rtl-optimization/79388
2535 PR rtl-optimization/79450
2536 * combine.c (distribute_notes): When removing TEM_INSN for which
2537 corresponding dest has last value recorded, invalidate that last
2540 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2542 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2543 of explicit '@'. Add missing assembly comment marker on branch costs
2546 2017-02-13 Nathan Sidwell <nathan@acm.org>
2548 * gengtype-lex.l (<in_struct>): Add '/'.
2550 2017-02-13 Martin Liska <mliska@suse.cz>
2553 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2555 2017-02-13 Richard Biener <rguenther@suse.de>
2557 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2559 * configure: Re-generate.
2560 * config.in: Likewise.
2561 * graphite-dependences.c: Simplify as if
2562 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2563 * graphite-isl-ast-to-gimple.c: Likewise.
2564 * graphite-optimize-isl.c: Likewise.
2565 * graphite-poly.c: Likewise.
2566 * graphite-sese-to-poly.c: Likewise.
2567 * graphite.h: Likewise.
2568 * toplev.c: Include isl/version.h and use isl_version () for
2569 printing the ISL version.
2570 * doc/install.texi: Update ISL requirement.
2572 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2574 * doc/standards.texi (Standards): Update reference to
2577 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2579 * doc/extend.texi (Named Address Spaces): sourceware.org now
2581 * doc/install.texi (Binaries): Ditto.
2584 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2586 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2587 standard terminology "stringize"/"stringizing" throughout.
2588 * doc/cppinternals.texi: Likewise.
2590 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2592 * doc/extend.texi: Fix some spelling mistakes and typos.
2593 * doc/invoke.texi: Likewise.
2595 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2598 * params.def (inline-min-speedup) Change from 10 to 8.
2600 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2602 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2605 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2608 * ipa-inline-analysis.c (get_minimal_bb): New function.
2609 (record_modified): Use it.
2610 (remap_edge_change_prob): Handle also ancestor functions.
2612 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2614 * doc/contrib.texi (Contributors): Remove broken link into
2615 the Mauve CVS repository.
2617 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2620 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2621 result computation whenever lhs doesn't have vector mode, not
2622 just when it has BLKmode.
2624 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2626 * doc/makefile.texi (profiledbootstrap): Refer to the
2627 installation instructions only in textual form.
2629 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2632 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2634 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2636 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2637 (Specific): Update mingw-w64 reference.
2639 (Specific): Remove broken link to Renesas RX processor.
2641 2017-02-10 Richard Biener <rguenther@suse.de>
2643 * toplev.c (process_options): Do not mention obsolete graphite
2644 options when printing sorry message about missing graphite support.
2645 Mention -floop-nest-optimize.
2647 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2649 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2650 (vtst_p16): Likewise.
2651 (vtstq_p8): Likewise.
2652 (vtstq_p16): Likewise.
2654 (vtstq_p64): Likewise.
2655 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2656 (vset_lane_p64): New.
2657 (vsetq_lane_p64): New.
2659 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2661 PR tree-optimization/79411
2662 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2663 stmt operands are SSA_NAMEs used in abnormal phis.
2664 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2667 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2670 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2673 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2675 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2677 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2679 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2683 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2684 not arbitrary TREE_CONSTANT.
2687 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2688 "omp declare target link" attribute unless is_global_var.
2689 * omp-offload.c (find_link_var_op): Likewise.
2691 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2692 Chung-Lin Tang <cltang@codesourcery.com>
2694 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2696 (gimplify_adjust_omp_clauses): Don't delete TILE.
2697 (gimplify_omp_for): Deal with TILE.
2698 * internal-fn.c (expand_GOACC_TILE): New function.
2699 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2701 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2702 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2704 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2705 avoid DIV for outermost collapse var.
2706 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2707 Remove out of date comments, fix whitespace.
2708 * omp-general.c (omp_extract_for_data): Deal with tiling.
2709 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2710 adjust OLF_DIM_BASE value.
2711 (struct omp_for_data): Add tiling field.
2712 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2713 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2714 for auto loops. Remove default auto determining, moved to
2715 oacc_loop_fixed_partitions.
2716 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2717 stmts, add e_mask field.
2718 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2719 (oacc_thread_numbers): Use oacc_dim_call.
2720 (oacc_xform_tile): New.
2721 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2722 (finish_oacc_loop): Adjust for ifns vector.
2723 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2724 add case for GOACC_TILE fns.
2725 (oacc_loop_xform_loop): Delete.
2726 (oacc_loop_process): Iterate over call list directly, and add
2727 handling for GOACC_TILE fns.
2728 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2730 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2731 vector partitioning to outer loops. Assign 2 partitions to loops
2732 when available. Add TILE handling.
2733 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2734 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2735 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2736 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2737 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2739 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2741 * configure.ac (ACX_BUGURL): Update.
2742 * configure: Regenerate.
2744 2017-02-09 Richard Biener <rguenther@suse.de>
2746 PR tree-optimization/69823
2747 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2748 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2750 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2752 * config/arc/arc-c.def: Add __NPS400__ definition.
2753 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2754 (TARGET_NPS400): Define.
2756 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2758 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2760 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2762 (arc_cpu_types): Fill the arch_info field with a pointer into the
2763 arc_arch_types table.
2764 (arc_selected_cpu): Declare.
2765 * config/arc/arc.c (arc_selected_cpu): Make global.
2766 (arc_selected_arch): Delete.
2767 (arc_base_cpu): Delete.
2768 (arc_override_options): Remove references to deleted variables,
2769 update access to arch information.
2770 (ARC_OPT): Update access to arch information.
2771 (ARC_OPTX): Likewise.
2772 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2773 (TARGET_ARC600): Update access to arch information.
2774 (TARGET_ARC601): Likewise.
2775 (TARGET_ARC700): Likewise.
2776 (TARGET_EM): Likewise.
2777 (TARGET_HS): Likewise.
2778 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2781 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2784 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2785 condition/operands for integer GE/LE/GEU/LEU operations.
2787 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2789 PR translation/79397
2790 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2793 2017-02-08 Martin Jambor <mjambor@suse.cz>
2796 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2797 whether allocation happened.
2798 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2799 nothing was allocated.
2801 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2803 PR tree-optimization/79408
2804 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2805 constant, but SSA_NAME with a known integer range, use the minimum
2806 of that range instead of op1 to determine if modulo can be replaced
2807 with its first operand.
2809 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2811 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2813 2017-02-08 Richard Biener <rguenther@suse.de>
2815 PR tree-optimization/71824
2816 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2817 Check all loops contained in the merged region.
2819 2017-02-07 Andrew Pinski <apinski@cavium.com>
2821 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2823 2017-02-07 Andrew Pinski <apinski@cavium.com>
2825 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2826 (thunderxt88): Likewise.
2827 (thunderxt81): Disable LSE and change v8.1 to v8.
2828 (thunderxt83): Likewise.
2830 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2831 Richard Biener <rguenther@suse.de>
2834 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2835 type from int to size_t.
2836 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2838 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2840 PR rtl-optimization/79386
2841 * cprop.c (bypass_conditional_jumps): Initialize
2842 bypass_last_basic_block already before splitting bbs after
2843 unconditional traps...
2844 (bypass_conditional_jumps): ... rather than here.
2847 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2848 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2849 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2850 fix -masm=intel patterns.
2852 2017-02-07 Richard Biener <rguenther@suse.de>
2854 PR tree-optimization/79256
2856 * builtins.c (get_object_alignment_2): Use min_align_of_type
2857 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2858 and ADJUST_FIELD_ALIGN.
2860 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2862 * doc/tm.texi: Regenerate.
2863 * stor-layout.c (layout_decl): Adjust.
2864 (update_alignment_for_field): Likewise.
2865 (place_field): Likewise.
2866 (min_align_of_type): Likewise.
2867 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2868 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2869 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2870 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2871 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2872 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2873 * config/i386/i386.c (x86_field_alignment): Likewise.
2874 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2875 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2876 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2877 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2878 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2879 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2883 2017-01-30 Richard Biener <rguenther@suse.de>
2885 PR tree-optimization/79256
2886 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2887 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2890 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2892 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2893 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2894 builtins to SImode and emit a zero-extend, if necessary.
2896 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2898 * docs/invoke.texi (RISC-V Options): Alphabetize.
2900 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2902 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2905 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2907 * config/riscv/riscv.c: New file.
2908 * gcc/common/config/riscv/riscv-common.c: Likewise.
2909 * config.gcc: Likewise.
2910 * config/riscv/constraints.md: Likewise.
2911 * config/riscv/elf.h: Likewise.
2912 * config/riscv/generic.md: Likewise.
2913 * config/riscv/linux.h: Likewise.
2914 * config/riscv/multilib-generator: Likewise.
2915 * config/riscv/peephole.md: Likewise.
2916 * config/riscv/pic.md: Likewise.
2917 * config/riscv/predicates.md: Likewise.
2918 * config/riscv/riscv-builtins.c: Likewise.
2919 * config/riscv/riscv-c.c: Likewise.
2920 * config/riscv/riscv-ftypes.def: Likewise.
2921 * config/riscv/riscv-modes.def: Likewise.
2922 * config/riscv/riscv-opts.h: Likewise.
2923 * config/riscv/riscv-protos.h: Likewise.
2924 * config/riscv/riscv.h: Likewise.
2925 * config/riscv/riscv.md: Likewise.
2926 * config/riscv/riscv.opt: Likewise.
2927 * config/riscv/sync.md: Likewise.
2928 * config/riscv/t-elf-multilib: Likewise.
2929 * config/riscv/t-linux: Likewise.
2930 * config/riscv/t-linux-multilib: Likewise.
2931 * config/riscv/t-riscv: Likewise.
2932 * configure.ac: Likewise.
2933 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2934 Waterman as RISC-V maintainers.
2935 * doc/install.texi: Add RISC-V entries.
2936 * doc/invoke.texi: Add RISC-V options section.
2937 * doc/md.texi: Add RISC-V constraints section.
2938 * configure: Regenerated.
2940 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2943 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2944 false values to be constant vectors with all 0 or all 1 bits set.
2945 (vcondu<mode><mode>): Likewise.
2946 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2948 (fpmask_comparison_operator): Update comment.
2949 (vecint_comparison_operator): New predicate.
2950 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2951 vector conditionals when the true and false values are constant
2952 vectors with all 0 bits or all 1 bits set.
2954 2017-02-06 Martin Sebor <msebor@redhat.com>
2956 PR tree-optimization/79376
2957 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2959 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2961 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2962 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2963 to simplify split condition.
2965 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2967 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2968 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2971 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2973 PR rtl-optimization/68664
2974 * target.def (can_speculate_insn): New hook.
2975 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2976 * doc/tm.texi: Regenerate.
2977 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2978 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2979 (rs6000_sched_can_speculate_insn): New function.
2981 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2983 PR tree-optimization/79284
2984 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2985 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2986 vectorizable_mask_load_store, vectorizable_operation,
2987 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2988 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2989 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2990 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2991 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2992 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2993 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2994 is_gimple_assign (stmt). Replace another such test with
2995 is_gimple_assign (stmt).
2997 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3000 * config/avr/avr.c (rtl-iter.h): Include it.
3001 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3002 (avr_legitimate_combined_insn): ...and implementation.
3004 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3006 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3007 * config/s390/s390.c (s390_const_operand_ok)
3008 (s390_canonicalize_comparison, s390_extract_part)
3009 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3010 (s390_contiguous_bitmask_p, s390_rtx_costs)
3011 (legitimize_pic_address): Likewise.
3012 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3013 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3014 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3015 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3016 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3018 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3020 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3021 REGNO($0) == REGNO($1).
3023 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3025 * config/s390/linux.h(SIZE_TYPE): Add comment.
3027 2017-02-06 Julian Brown <julian@codesourcery.com>
3028 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3029 Virendra Pathak <virendra.pathak@broadcom.com>
3031 * config/aarch64/aarch64-cores.def: Change the scheduler
3033 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3034 * config/aarch64/thunderx2t99.md: New file.
3036 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3038 * doc/standards.texi (Go Language): Update link to language
3041 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3043 * tree-eh.c (lower_resx): Sanitize profile.
3044 (cleanup_empty_eh_move_lp): Likewise.
3046 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3049 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3051 * cfgloopmanip.h (loop_version): Update prototype.
3052 * modulo-sched.c (sms_schedule): Update call of loop_version.
3053 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3054 * tree-parloops.c (gen_parallel_loop): Likewise.
3055 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3056 * tree-ssa-loop-split.c (split_loop): Likewise.
3057 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3058 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3060 2017-02-05 Martin Liska <mliska@suse.cz>
3063 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3065 (print_operand_address): Initialize a struct to zero.
3067 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3069 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3070 garbage collector only in textual form.
3072 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3074 * doc/extend.texi (x86 specific memory model extensions for
3075 transactional memory): Simplify a phrase.
3077 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3080 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3081 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3082 (atomic_storedi_1): Likewise.
3084 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3086 PR tree-optimization/79338
3087 * tree-parloops.c (gather_scalar_reductions): Don't call
3088 vect_analyze_loop_form for loop->inner before destroying loop's
3091 2017-02-03 Martin Sebor <msebor@redhat.com>
3093 PR tree-optimization/79327
3094 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3095 when precision has resulted in leading zeros.
3096 (format_integer): Adjust the likely counter to assume an unknown
3097 argument that may be zero is non-zero.
3099 2017-02-03 Jason Merrill <jason@redhat.com>
3102 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3103 avoid copying non-taken branch.
3105 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3107 PR tree-optimization/79340
3108 * tree-vect-loop.c (vectorizable_reduction): Release
3109 vec_defs elements after safe_splicing them into other vectors.
3112 PR tree-optimization/79327
3113 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3114 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3116 (format_integer): Use wide_int_to_tree instead of build_int_cst
3117 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3118 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3119 of shortest and longest sequence.
3121 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3124 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3126 2017-02-03 Walter Lee <walt@tilera.com>
3129 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3130 after initial stackframe link reg save.
3131 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3133 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3136 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3137 wu for stxssp alternative.
3139 2017-02-03 Martin Sebor <msebor@redhat.com>
3141 PR tree-optimization/79352
3142 * gimple-fold.c (get_range_strlen): Add argument.
3143 (get_range_strlen): Change return type to bool.
3144 (get_maxval_strlen): Pass in a dummy argument.
3145 * gimple-fold.h (get_range_strlen): Change return type to bool.
3146 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3147 * tree.h (array_at_struct_end_p): Add argument.
3148 * tree.c (array_at_struct_end_p): Handle it.
3150 2017-02-03 Martin Liska <mliska@suse.cz>
3153 * multiple_target.c (create_dispatcher_calls): Redirect edge
3154 from a caller of a dispatcher.
3155 (expand_target_clones): Make the clones local.
3156 (ipa_target_clone): Do both target clones and resolvers.
3157 (ipa_dispatcher_calls): Remove the pass.
3158 (pass_dispatcher_calls::gate): Likewise.
3159 (make_pass_dispatcher_calls): Likewise.
3160 * passes.def (pass_target_clone): Put as very first IPA early
3163 2017-02-03 Martin Liska <mliska@suse.cz>
3165 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3166 in case of a function with ifunc attribute.
3168 2017-02-03 Martin Liska <mliska@suse.cz>
3170 * cgraph.c (cgraph_node::dump): Dump function version info.
3171 * symtab.c (symtab_node::dump_base): Add missing new line.
3173 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3175 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3176 (ifcombine_ifandif): Use it.
3178 2017-02-03 Martin Liska <mliska@suse.cz>
3180 * doc/invoke.texi: Document default value for
3181 use-after-scope-direct-emission-threshold.
3183 2017-02-03 Martin Liska <mliska@suse.cz>
3185 PR tree-optimization/79339
3186 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3187 (format_floating): Likewise.
3189 2017-02-03 Martin Liska <mliska@suse.cz>
3192 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3194 (ipa_node_params_t::remove): Likewise.
3195 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3196 initialization from removed ipa_node_params_t::insert.
3197 (ipa_node_params::~ipa_node_params): Move from removed
3198 ipa_node_params_t::release.
3199 * symbol-summary.h (symbol_summary::m_released): New member.
3200 Do not release a summary twice. Do not allow to call finalizer
3201 for types of a summary that live in GGC memory.
3203 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3205 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3208 2017-02-02 Martin Sebor <msebor@redhat.com>
3211 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3212 (format_string): Tighten up the range of output for non-constant
3213 strings and correct the expected range for wide non-constant strings.
3215 2017-02-02 Martin Sebor <msebor@redhat.com>
3217 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3220 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3222 (-fdump-tree-@var): Add to index and document how to come up
3223 with pass-specific option and dump file names.
3224 (-fdump-passes): Clarify where to look for output.
3226 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3229 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3230 statistics of the analyzed path; allow threading for speed when
3231 any of BBs along the path are optimized for speed.
3233 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3236 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3237 settings of the virtual registers.
3240 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3242 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3243 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3246 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3248 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3249 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3251 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3253 * config/s390/s390.md: Add missing comments with the expanded
3255 * config/s390/vector.md: Likewise.
3256 * config/s390/vx-builtins.md: Likewise.
3258 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3261 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3262 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3263 conditions on a single line.
3265 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3267 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3268 __S390_VX__ to __VX__.
3270 2017-02-01 Andrew Pinski <apinski@cavium.com>
3272 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3273 stmt_info to record_stmt_cost.
3274 (vect_get_known_peeling_cost): Pass stmt_info if known to
3276 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3277 cpu_vector_cost field into
3278 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3279 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3280 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3281 splitting of scalar_stmt_cost and vec_stmt_cost.
3282 (thunderx_vector_cost): Likewise.
3283 (cortexa57_vector_cost): LIkewise.
3284 (exynosm1_vector_cost): Likewise.
3285 (xgene1_vector_cost): Likewise.
3286 (thunderx2t99_vector_cost): Improve after the splitting of the two
3288 (aarch64_builtin_vectorization_cost): Update for the splitting of
3289 scalar_stmt_cost and vec_stmt_cost.
3291 2017-02-01 Torvald Riegel <triegel@redhat.com>
3292 Richard Henderson <rth@redhat.com>
3294 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3295 conditional on existance of a fast atomic load.
3296 * optabs-query.c (can_atomic_load_p): New function.
3297 * optabs-query.h (can_atomic_load_p): Declare it.
3298 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3299 no fast atomic load is available for the particular size of access.
3300 (expand_atomic_compare_and_swap): Likewise.
3301 (expand_atomic_load): Likewise.
3302 (expand_atomic_store): Likewise.
3303 (expand_atomic_fetch_op): Likewise.
3304 * testsuite/lib/target-supports.exp
3305 (check_effective_target_sync_int_128): Remove x86 because it provides
3306 no fast atomic load.
3307 (check_effective_target_sync_int_128_runtime): Likewise.
3309 2017-02-01 Richard Biener <rguenther@suse.de>
3311 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3312 (graphite_transform_loops): Provide opt-info for optimized nests.
3313 * tree-parloop.c (parallelize_loops): Provide opt-info for
3316 2017-02-01 Richard Biener <rguenther@suse.de>
3319 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3322 2017-02-01 Richard Biener <rguenther@suse.de>
3324 PR tree-optimization/71824
3325 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3326 Verify the loops are valid in the merged SESE region.
3327 (scop_detection::can_represent_loop_1): Check analyzing the
3328 evolution of the number of iterations in the region succeeds.
3330 2017-01-31 Ian Lance Taylor <iant@golang.org>
3332 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3333 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3335 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3337 PR preprocessor/79210
3338 * input.c (get_substring_ranges_for_loc): Replace line_width
3339 assertion with error-handling.
3341 2017-01-31 Richard Biener <rguenther@suse.de>
3343 PR tree-optimization/77318
3344 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3345 (create_pw_aff_from_tree): Take loop parameter.
3346 (add_condition_to_pbb): Pass loop of the condition to
3347 create_pw_aff_from_tree.
3349 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3351 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3352 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3354 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3358 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3360 (convert_int_to_float128): Likewise.
3361 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3362 (convert_int_to_float128): Likewise.
3363 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3364 (UNSPEC_IEEE128_CONVERT): Likewise.
3365 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3366 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3367 Use local variables for IBM extended format.
3368 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3369 (fix_trunc<mode>si2_fprs): Likewise.
3370 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3371 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3372 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3373 to know that we can now have integers of all sizes in vector
3375 (fix<uns>_<mode>di2_hw): Likewise.
3376 (float<uns>_<mode>si2_hw): Likewise.
3377 (fix_<mode>si2_hw): Likewise.
3378 (fixuns_<mode>si2_hw): Likewise.
3379 (float<uns>_<mode>di2_hw): Likewise.
3380 (float_<mode>di2_hw): Likewise.
3381 (float_<mode>si2_hw): Likewise.
3382 (floatuns_<mode>di2_hw): Likewise.
3383 (floatuns_<mode>si2_hw): Likewise.
3384 (xscvqp<su>wz_<mode>): Delete, no longer used.
3385 (xscvqp<su>dz_<mode>): Likewise.
3386 (xscv<su>dqp_<mode>): Likewise.
3387 (ieee128_mfvsrd_64bit): Likewise.
3388 (ieee128_mfvsrd_32bit): Likewise.
3389 (ieee128_mfvsrwz): Likewise.
3390 (ieee128_mtvsrw): Likewise.
3391 (ieee128_mtvsrd_64bit): Likewise.
3392 (ieee128_mtvsrd_32bit): Likewise.
3394 2017-01-31 Martin Liska <mliska@suse.cz>
3397 * ipa-prop.c (ipa_free_all_node_params): Call release method
3398 instead of ~sumbol_summary to not to trigger double times
3401 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3403 PR tree-optimization/71691
3404 * bitmap.h (class auto_bitmap): New.
3405 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3406 is_maybe_undefined instead of ssa_undefined_value_p.
3408 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3410 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3411 __S390_ARCH_LEVEL__ to __ARCH__.
3413 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3415 PR tree-optimization/79267
3416 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3417 if should_remove_lhs_p is true.
3419 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3422 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3423 (add_alignment_attribute): New.
3424 (base_type_die): Add alignment attribute.
3425 (subrange_type_die): Likewise.
3426 (modified_type_die): Likewise.
3427 (gen_array_type_die): Likewise.
3428 (gen_descr_array_type_die: Likewise.
3429 (gen_enumeration_type_die): Likewise.
3430 (gen_subprogram_die): Likewise.
3431 (gen_variable_die): Likewise.
3432 (gen_field_die): Likewise.
3433 (gen_ptr_to_mbr_type_die): Likewise.
3434 (gen_struct_or_union_type_die): Likewise.
3435 (gen_subroutine_type_die): Likewise.
3436 (gen_typedef_die): Likewise.
3437 (base_type_cmp): Compare alignment attribute.
3439 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3442 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3443 (setb_unsigned) New pattern for setb with CCUNS.
3444 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3445 subfc./subfe sequence to avoid overflow problems. Generate a
3446 shorter sequence with cmpld/setb for power9.
3447 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3448 for generating subfc. instruction.
3449 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3450 now uses this instruction.
3452 2017-01-30 Ian Lance Taylor <iant@google.com>
3455 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3456 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3458 2017-01-30 Martin Sebor <msebor@redhat.com>
3460 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3461 Move constant to the right of a relational operator.
3462 (get_mpfr_format_length, format_character, format_string): Ditto.
3463 (should_warn_p, maybe_warn): Same.
3465 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3467 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3470 * asan.c (get_translation_unit_decl): Remove function.
3471 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3473 2017-01-30 Martin Liska <mliska@suse.cz>
3475 PR gcov-profile/79259
3476 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3479 2017-01-30 Martin Liska <mliska@suse.cz>
3482 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3483 Initialize variables with NULL value.
3485 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3488 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3490 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3492 2017-01-30 Richard Biener <rguenther@suse.de>
3494 PR tree-optimization/79276
3495 * tree-vrp.c (process_assert_insertions): Properly adjust common
3496 when removing a duplicate.
3498 * gcc.dg/torture/pr79276.c: New testcase.
3500 2017-01-30 Richard Biener <rguenther@suse.de>
3502 PR tree-optimization/79256
3503 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3504 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3506 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3508 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3511 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3512 ("*r<noxa>sbg_<mode>_sll_bitmask")
3513 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3514 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3515 Use contiguous_bitmask_nowrap_operand.
3517 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3520 * config/rs6000/altivec.h (vec_xl): Revise #define.
3521 (vec_xst): Likewise.
3523 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3527 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3529 PR rtl-optimization/79194
3530 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3531 traps before call to bypass_conditional_jumps.
3533 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3535 PR tree-optimization/71374
3536 * lra-constraints.c (check_conflict_input_operands): New.
3537 (match_reload): Use it.
3539 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3542 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3543 account to calculate conflict_set.
3545 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3547 PR rtl-optimization/78559
3548 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3549 other_insn in combine.
3551 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3553 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3554 uint16_type_node for BT_UINT16.
3556 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3558 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3559 "RTL Tests" to menu.
3560 (GIMPLE Tests): New node.
3561 (RTL Tests): New node.
3563 2017-01-27 Richard Biener <rguenther@suse.de>
3565 PR tree-optimization/79245
3566 * tree-loop-distribution.c (distribute_loop): Apply cost
3567 modeling also to detected patterns.
3569 2017-01-27 Richard Biener <rguenther@suse.de>
3571 PR tree-optimization/71433
3572 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3573 (compare_assert_loc): New function.
3574 (process_assert_insertions): Sort and optimize assert locations
3575 to remove duplicates and push down identical assertions on
3576 edges to their destination block.
3578 2017-01-27 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/79244
3581 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3582 out SSA names even if abnormal.
3584 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3586 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3587 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3588 instead of MPFR_RNDN.
3590 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3593 * arm.c (arm_option_override): Don't call build_target_option_node
3594 until after doing all option overrides.
3595 (arm_valid_target_attribute_tree): Likewise.
3597 2017-01-27 Martin Liska <mliska@suse.cz>
3599 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3600 for {cd}tors and C++ {cd}tors.
3602 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3604 * config/s390/s390.md ("*setmem_long_and")
3605 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3607 2017-01-26 Martin Sebor <msebor@redhat.com>
3609 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3612 2017-01-26 Martin Sebor <msebor@redhat.com>
3614 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3615 HAVE_DFmode before using XFmode or DFmode.
3616 (parse_directive): Avoid using the z length modifier to avoid
3617 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3620 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3621 to accept adjustment as an array.
3622 (get_int_range): New function.
3623 (struct directive): Make width and prec arrays.
3624 (directive::set_width, directive::set_precision): Call get_int_range.
3625 (format_integer, format_floating): Handle width and precision ranges.
3626 (format_string, parse_directive): Same.
3628 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3631 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3632 comdat_type_p set, just clone them, but keep the children in the
3636 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3637 which have direct callers with -fvar-tracking-assignments enabled
3639 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3640 inside of type units.
3642 2017-01-26 Martin Sebor <msebor@redhat.com>
3645 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3647 (struct format_result): Replace number_chars, number_chars_min,
3648 and number_chars_max with a single member of struct result_range.
3650 (format_result::operator+=): Adjust.
3651 (struct fmtresult): Remove bounded. Handle likely and unlikely
3653 (fmtresult::adjust_for_width_or_precision): New function.
3654 (fmtresult:type_max_digits): New function.
3655 (bytes_remaining): Handle likely and unlikely counters.
3656 (min_bytes_remaining): Remove.
3657 (format_percent): Simplify.
3658 (format_integer, format_floating): Set likely and unlikely counters.
3659 (get_string_length, format_character, format_string): Same.
3660 (format_plain, should_warn_p): New function.
3661 (maybe_warn): Call should_warn_p. Update diagnostic messages
3662 and handle those for all directives, including plain strings.
3663 (format_directive): Handle likely and unlikely counters.
3664 Remove unnecessary quoting from diagnostics. Add an informational
3666 (add_bytes): Remove.
3667 (pass_sprintf_length::compute_format_length): Simplify.
3668 (try_substitute_return_value): Handle likely and unlikely counters.
3670 2017-01-26 Carl Love <cel@us.ibm.com>
3672 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3673 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3675 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3678 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3679 endianess for subregs into account.
3680 * lra-constraints.c (lra_constraints): Do risky transformations
3681 always on the first iteration.
3682 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3683 last_call_used_reg_set.
3684 (process_bb_lives): Define and use last_call_used_reg_set.
3685 * lra.c (lra): Always continue after lra_constraints on the first
3688 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3690 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3692 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3694 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3696 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3697 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3698 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3699 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3700 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3701 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3702 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3703 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3704 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3706 2017-01-26 Marek Polacek <polacek@redhat.com>
3709 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3710 for the third operand.
3712 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3715 * omp-low.c (struct omp_context): Add simt_stmt field.
3716 (scan_omp_for): Return omp_context *.
3717 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3718 context to the _simt_ SIMD stmt.
3719 (lower_omp_for): For combined SIMD with sibling _simt_
3720 SIMD, make sure to use the same decls in _looptemp_
3721 clauses as in the sibling.
3723 2017-01-26 David Sherwood <david.sherwood@arm.com>
3726 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3729 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3732 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3733 emit fld b; fld a; if possible.
3735 * brig-builtins.def: Update copyright years.
3736 * config/arm/arm_acle_builtins.def: Update copyright years.
3738 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3741 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3742 constraint instead of o for the stxsd instruction.
3744 2017-01-25 Carl Love <cel@us.ibm.com>
3746 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3747 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3749 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3751 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3753 2017-01-25 Richard Biener <rguenther@suse.de>
3755 PR tree-optimization/69264
3756 * target.def (vector_alignment_reachable): Improve documentation.
3757 * doc/tm.texi: Regenerate.
3758 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3760 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3761 earlier changes with respect to TYPE_USER_ALIGN.
3762 (vector_alignment_reachable_p): Likewise. Improve dumping.
3764 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3767 * config/arm/arm.md (xordi3): Force constant operand into a register
3770 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3772 * doc/invoke.texi (-fstore-merging): Correct default optimization
3773 levels at which it is enabled.
3774 (-O): Move -fstore-merging from list to...
3777 2017-01-25 Richard Biener <rguenther@suse.de>
3780 * omp-expand.c: Include debug.h.
3781 (expand_omp_taskreg): Make sure to generate early debug before
3782 outlining anything from a function.
3783 (expand_omp_target): Likewise.
3784 (grid_expand_target_grid_body): Likewise.
3786 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3789 * asan.c (get_translation_unit_decl): New function.
3790 (asan_add_global): Extract modules file name from globals
3791 TRANSLATION_UNIT_DECL name.
3793 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3796 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3797 for long calls with APCS frame and VFP.
3799 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3801 * cfg.c (original_copy_tables_initialized_p): New function.
3802 * cfg.h (original_copy_tables_initialized_p): New decl.
3803 * cfgrtl.c (relink_block_chain): Guard the call to
3804 free_original_copy_tables with a call to
3805 original_copy_tables_initialized_p.
3806 * cgraph.h (symtab_node::native_rtl_p): New decl.
3807 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3808 (symtab_node::needed_p): Don't assert for early assembly output
3809 for __RTL functions.
3810 (cgraph_node::finalize_function): Set "force_output" for __RTL
3812 (cgraph_node::analyze): Bail out early for __RTL functions.
3813 (analyze_functions): Update assertion to support __RTL functions.
3814 (cgraph_node::expand): Bail out early for __RTL functions.
3815 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3817 * function.h (struct function): Update comment for field
3819 * gimple-expr.c: Include "tree-pass.h".
3820 (gimple_has_body_p): Return false for __RTL functions.
3821 * Makefile.in (OBJS): Add run-rtl-passes.o.
3822 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3824 (gcc::pass_manager::get_clean_slate): New accessor.
3825 * passes.c: Include "insn-addr.h".
3826 (should_skip_pass_p): Add logging. Update logic for running
3827 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3828 property-provider override so it is only done for gimple passes.
3830 (skip_pass): New function.
3831 (execute_one_pass): Call skip_pass when skipping passes.
3832 * read-md.c (md_reader::read_char): Support filtering
3833 the input to a subset of line numbers.
3834 (md_reader::md_reader): Initialize fields
3835 m_first_line and m_last_line.
3836 (md_reader::read_file_fragment): New function.
3837 * read-md.h (md_reader::read_file_fragment): New decl.
3838 (md_reader::m_first_line): New field.
3839 (md_reader::m_last_line): New field.
3840 * read-rtl-function.c (function_reader::create_function): Only
3841 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3842 curr_properties. Set DECL_INITIAL to a dummy block.
3843 (read_rtl_function_body_from_file_range): New function.
3844 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3846 * run-rtl-passes.c: New file.
3847 * run-rtl-passes.h: New file.
3849 2017-01-24 Jeff Law <law@redhat.com>
3851 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3854 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3856 PR tree-optimization/79159
3857 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3858 (record_nonwrapping_iv): Improve boundary using above function if no
3859 value range information.
3861 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3862 Martin Jambor <mjambor@suse.cz>
3864 * brig-builtins.def: New file.
3865 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3866 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3867 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3868 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3869 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3870 * builtin-types.def (BT_INT8): New.
3871 (BT_INT16): Likewise.
3872 (BT_UINT8): Likewise.
3873 (BT_UINT16): Likewise.
3874 (BT_FN_ULONG): Likewise.
3875 (BT_FN_UINT_INT): Likewise.
3876 (BT_FN_UINT_ULONG): Likewise.
3877 (BT_FN_UINT_LONG): Likewise.
3878 (BT_FN_UINT_PTR): Likewise.
3879 (BT_FN_ULONG_PTR): Likewise.
3880 (BT_FN_INT8_FLOAT): Likewise.
3881 (BT_FN_INT16_FLOAT): Likewise.
3882 (BT_FN_UINT32_FLOAT): Likewise.
3883 (BT_FN_UINT16_FLOAT): Likewise.
3884 (BT_FN_UINT8_FLOAT): Likewise.
3885 (BT_FN_UINT64_FLOAT): Likewise.
3886 (BT_FN_UINT16_UINT32): Likewise.
3887 (BT_FN_UINT32_UINT16): Likewise.
3888 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3889 (BT_FN_INT_PTR_INT): Likewise.
3890 (BT_FN_UINT_PTR_UINT): Likewise.
3891 (BT_FN_LONG_PTR_LONG): Likewise.
3892 (BT_FN_ULONG_PTR_ULONG): Likewise.
3893 (BT_FN_VOID_UINT64_UINT64): Likewise.
3894 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3895 (BT_FN_INT8_INT8_INT8): Likewise.
3896 (BT_FN_INT16_INT16_INT16): Likewise.
3897 (BT_FN_INT_INT_INT): Likewise.
3898 (BT_FN_UINT_FLOAT_UINT): Likewise.
3899 (BT_FN_FLOAT_UINT_UINT): Likewise.
3900 (BT_FN_ULONG_UINT_UINT): Likewise.
3901 (BT_FN_ULONG_UINT_PTR): Likewise.
3902 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3903 (BT_FN_UINT_UINT_UINT): Likewise.
3904 (BT_FN_VOID_UINT_PTR): Likewise.
3905 (BT_FN_UINT_UINT_PTR: Likewise.
3906 (BT_FN_UINT32_UINT64_PTR): Likewise.
3907 (BT_FN_INT_INT_UINT_UINT): Likewise.
3908 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3909 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3910 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3911 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3912 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3913 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3914 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3915 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3916 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3917 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3918 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3919 * doc/frontends.texi: List BRIG FE.
3920 * doc/install.texi (Testing): Add BRIG tesring requirements.
3921 * doc/invoke.texi (Overall Options): Mention BRIG.
3922 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3924 2017-01-24 Richard Biener <rguenther@suse.de>
3926 PR translation/79208
3927 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3929 2017-01-24 Martin Jambor <mjambor@suse.cz>
3932 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3933 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3936 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3939 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3940 casts from signed to unsigned really don't have a range.
3942 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3944 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3945 GMP_RNDx for compatiblity.
3947 2017-01-24 Martin Liska <mliska@suse.cz>
3950 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3951 that would prevent us to call alloca with -1 as argument.
3953 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3955 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3956 Avoid -Wformat-security warning.
3958 2017-01-23 Andrew Pinski <apinski@cavium.com>
3960 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3963 2017-01-23 Martin Sebor <msebor@redhat.com>
3966 * gimple-ssa-sprintf.c (warn_level): New global.
3967 (format_integer): Use it here and throughout the rest of the file.
3968 Use the same switch to compute sign as base.
3969 (maybe_warn): New function.
3970 (format_directive): Factor out warnings into maybe_warn.
3971 Add debugging output. Use warn_level.
3972 (add_bytes): Use warn_level.
3973 (pass_sprintf_length::compute_format_length): Add debugging output.
3974 (try_substitute_return_value): Same.
3975 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3978 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3979 (struct fmtresult, format_integer, format_floating): Adjust.
3980 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3981 (get_string_length, format_string,format_directive): Same.
3982 (pass_sprintf_length::compute_format_length): Same.
3983 (try_substitute_return_value): Simplify slightly.
3986 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3987 (fmtresult::operator+=): Outlined.
3988 (struct fmtresult): Add ctors.
3989 (struct conversion_spec): Rename...
3990 (struct directive): ...to this. Add and remove data members.
3991 (directive::set_width, directive::set_precision): New functions.
3992 (format_percent): Use fmtresult ctor.
3993 (get_width_and_precision): Remove.
3994 (format_integer): Make naming changes. Avoid computing width and
3996 (format_floating): Same. Adjust indentation.
3997 (format_character, format_none): New functions.
3998 (format_string): Moved character handling to format_character.
3999 (format_directive): Remove arguments, change return type.
4000 (parse_directive): New function.
4001 (pass_sprintf_length::compute_format_length): Move directive
4002 parsing to parse_directive.
4004 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4006 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4007 (assign_assembler_name_if_needed): ... this.
4008 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4009 (assign_assembler_name_if_needed): ... this.
4010 (free_lang_data_in_cgraph): Adjust callers.
4011 * cgraphunit.c (cgraph_node::analyze): Likewise.
4012 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4015 2017-01-23 Richard Biener <rguenther@suse.de>
4017 PR tree-optimization/79088
4018 PR tree-optimization/79188
4019 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4020 resetting loop bounds after last path deletion. Reset loop
4021 bounds of the target loop, make code match the comments.
4022 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4023 Make sure loops need no fixups.
4025 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4027 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4028 exponent support with double type for first argument.
4029 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4030 type returned by __builtin_vec_extract_sig,
4031 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4032 functions from "vector int" to "vector unsigned int" or from
4033 "vector long long int" to "vector unsigned long long int".
4034 Changed type returned by __builtin_vec_extract_exp,
4035 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4036 functions from "vector int" to "vector unsigned int" or from
4037 "vector long long int" to "vector unsigned long long int".
4038 Changed return type of __builtin_vec_test_data_class,
4039 __builtin_vec_test_data_class_sp, and
4040 __builtin_vec_test_data_class_dp from "vector int" to
4041 "vector bool int" or from "vector long long int" to "vector bool
4042 long long int" and changed second argument type from "unsigned
4043 int" to "int". Added new overloaded function forms "vector float
4044 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4045 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4046 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4047 double, vector unsigned long long int)" and "vector double
4048 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4049 long int)". Changed return type of
4050 __builtin_scalar_test_data_class and
4051 __builtin_scalar_test_data_class_sp and
4052 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4053 int" and changed second argument from "unsigned int" to "int".
4054 Changed type returned by __builtin_scalar_test_neg,
4055 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4056 from "int" to "bool int". Added new overloaded function form
4057 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4058 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4059 exponent double-precision with floating point first argument.
4060 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4061 documentation of scalar_test_data_class, scalar_test_neg,
4062 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4063 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4064 vec_test_data_class built-in functions to reflect refinements in
4065 their type signatures.
4067 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4069 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4071 (aarch64_elf_asm_destructor): Likewise.
4073 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4075 PR rtl-optimization/78634
4076 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4077 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4078 * ifcvt.c (noce_try_cmove): Add missing cost check.
4080 PR rtl-optimization/71724
4081 * combine.c (if_then_else_cond): Look for situations where it is
4082 beneficial to undo the work of one of the recursive calls.
4084 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4086 PR tree-optimization/70754
4087 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4088 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4089 combined stmt before it if not NULL.
4090 (combine_chains): Process refs reversely and compute dominance point
4093 2017-01-23 Martin Liska <mliska@suse.cz>
4095 PR tree-optimization/79196
4096 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4097 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4099 (strlen_optimize_stmt): Call the renamed function.
4101 2017-01-23 Michael Matz <matz@suse.de>
4103 PR tree-optimization/78384
4104 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4106 2017-01-23 Richard Biener <rguenther@suse.de>
4108 PR tree-optimization/79186
4109 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4110 both incoming edges before moving an assert.
4112 2017-01-23 Martin Jambor <mjambor@suse.cz>
4114 * ipa-prop.c (load_from_param_1): Removed.
4115 (load_from_unmodified_param): Bits from load_from_param_1 put back
4117 (load_from_param): Removed.
4118 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4119 with stmt. Reverted back to use of load_from_unmodified_param.
4121 2017-01-23 Martin Jambor <mjambor@suse.cz>
4124 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4125 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4126 field a pointer to garbage collected vector, mark lattices and
4127 ipcp_orig_node with GTY((skip)).
4128 (ipa_get_param_count): Adjust to descriptors being a pointer.
4129 (ipa_get_param): Likewise.
4130 (ipa_get_type): Likewise.
4131 (ipa_get_param_move_cost): Likewise.
4132 (ipa_set_param_used): Likewise.
4133 (ipa_get_controlled_uses): Likewise.
4134 (ipa_set_controlled_uses): Likewise.
4135 (ipa_is_param_used): Likewise.
4136 (ipa_node_params_t): Move into garbage collector. New methods insert
4138 (ipa_node_params_sum): Annotate wth GTY(()).
4139 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4141 (ipa_load_from_parm_agg): Adjust declaration.
4142 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4143 * ipa-profile.c (ipa_profile): Likewise.
4144 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4145 (ipa_populate_param_decls): Make descriptors parameter garbage
4147 (ipa_dump_param): Adjust to descriptors being a pointer.
4148 (ipa_alloc_node_params): Likewise.
4149 (ipa_initialize_node_params): Likewise.
4150 (load_from_param_1): Make descriptors parameter garbage collected.
4151 (load_from_unmodified_param): Likewise.
4152 (load_from_param): Likewise.
4153 (ipa_load_from_parm_agg): Likewise.
4154 (ipa_node_params::~ipa_node_params): Removed.
4155 (ipa_free_all_node_params): Remove call to delete operator.
4156 (ipa_node_params_t::insert): New.
4157 (ipa_node_params_t::remove): Likewise.
4158 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4159 copy known_csts and known_contexts vectors.
4160 (ipa_read_node_info): Adjust to descriptors being a pointer.
4161 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4163 (ipcp_transform_function): Make descriptors variable garbage
4166 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4168 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4169 * config/i386/avx512dqintrin.h: Ditto.
4170 * config/i386/avx512fintrin.h: Ditto.
4171 * gcc/config/i386/i386.c: Handle new builtins.
4172 * config/i386/i386-builtin.def: Add new builtins.
4173 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4174 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4176 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4177 Martin Liska <mliska@suse.cz>
4179 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4180 * asan.c (asan_expand_poison_ifn): Support stores and use
4181 appropriate ASAN report function.
4182 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4183 * internal-fn.def (ASAN_POISON_USE): Declare.
4184 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4185 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4186 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4187 ASAN_POISON calls w/o LHS.
4188 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4189 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4190 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4191 * gimplify.c (asan_poison_variables): Add attribute
4192 use_after_scope_memory to variables that really needs to live
4194 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4195 having the attribute.
4197 2017-01-23 Martin Liska <mliska@suse.cz>
4199 * asan.c (create_asan_shadow_var): New function.
4200 (asan_expand_poison_ifn): Likewise.
4201 * asan.h (asan_expand_poison_ifn): New declaration.
4202 * internal-fn.c (expand_ASAN_POISON): Likewise.
4203 * internal-fn.def (ASAN_POISON): New builtin.
4204 * sanopt.c (pass_sanopt::execute): Expand
4205 asan_expand_poison_ifn.
4206 * tree-inline.c (copy_decl_for_dup_finish): Make function
4208 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4209 * tree-ssa.c (is_asan_mark_p): New function.
4210 (execute_update_addresses_taken): Rewrite local variables
4211 (identified just by use-after-scope as addressable) into SSA.
4213 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4215 * doc/install.texi (Specific): opensource.apple.com uses https
4216 now. Remove trailing slash.
4218 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4220 * README.Portability: Remove note on an Irix compatibility issue.
4222 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4224 * gcov.c (INCLUDE_ALGORITHM): Define.
4225 (INCLUDE_VECTOR): Define.
4226 No longer include <vector> and <algorithm> directly.
4228 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4230 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4232 * doc/invoke.texi (Code Gen Options): Ditto.
4234 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4237 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4239 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4241 rtl-optimization/79125
4242 * cprop.c (local_cprop_pass): Handle cases where we make an
4245 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4249 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4250 read from, for big endian.
4252 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4254 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4255 register pauth builtins for LP64 only.
4257 2017-01-20 Marek Polacek <polacek@redhat.com>
4260 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4263 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4265 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4267 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4268 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4269 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4271 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4274 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4275 in big-endian mode when they are not a single duplicated value.
4277 2017-01-20 Richard Biener <rguenther@suse.de>
4279 * BASE-VER: Bump to 7.0.1.
4281 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4283 * omp-low.c (omplow_simd_context): New struct. Use it...
4284 (lower_rec_simd_input_clauses): ...here and...
4285 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4286 references to idx, lane, max_vf, is_simt.
4288 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4290 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4293 2017-01-20 Martin Jambor <mjambor@suse.cz>
4295 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4296 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4298 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4299 (GTFILES): Rename hsa.c to hsa-common.c.
4300 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4301 * hsa-dump.c: Likewise.
4302 * hsa-gen.c: Likewise.
4303 * hsa-regalloc.c: Likewise.
4304 * ipa-hsa.c: Likewise.
4305 * omp-expand.c: Likewise.
4306 * omp-low.c: Likewise.
4307 * toplev.c: Likewise.
4309 2017-01-20 Marek Polacek <polacek@redhat.com>
4312 * doc/invoke.texi: Document -Wduplicated-branches.
4313 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4314 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4315 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4316 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4317 return 0 only when not OEP_LEXICOGRAPHIC.
4318 (fold_build_cleanup_point_expr): Use the expression
4319 location when building CLEANUP_POINT_EXPR.
4320 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4321 * tree.c (add_expr): Handle error_mark_node.
4323 2017-01-20 Martin Liska <mliska@suse.cz>
4326 * tree-profile.c (init_ic_make_global_vars): Do not call
4328 (gimple_init_gcov_profiler): Likewise.
4330 2017-01-20 Martin Liska <mliska@suse.cz>
4333 * cgraph.h (maybe_create_reference): Remove argument and
4335 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4337 * ipa-cp.c (create_specialized_node): Likewise.
4338 * symtab.c (symtab_node::maybe_create_reference): Handle
4339 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4341 2017-01-20 Martin Liska <mliska@suse.cz>
4343 * read-rtl-function.c (function_reader::create_function): Use
4344 build_decl instread of build_decl_stat.
4346 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4348 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4349 * config/i386/avx512dqintrin.h: Ditto.
4350 * config/i386/avx512fintrin.h: Ditto.
4351 * config/i386/i386-builtin-types.def: Add new types.
4352 * gcc/config/i386/i386.c: Handle new types.
4353 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4354 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4355 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4356 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4357 (__builtin_ia32_kshiftridi): New.
4358 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4360 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4364 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4365 define to rs6000_init_stack_protect_guard.
4366 (rs6000_init_stack_protect_guard): New function.
4368 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4369 Yunqiang Su <yunqiang.su@imgtec.com>
4371 * config.gcc (supported_defaults): Add madd4.
4372 (with_madd4): Add validation.
4373 (all_defaults): Add madd4.
4374 * config/mips/mips.opt (mmadd4): New option.
4375 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4377 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4379 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4380 (ISA_HAS_FUSED_MADD4): Likewise.
4381 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4382 * gcc/doc/install.texi (--with-madd4): Document the new option.
4384 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4386 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4387 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4388 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4389 (aarch64_init_pauth_hint_builtins): New.
4390 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4391 (aarch64_expand_builtin): Expand new builtins.
4393 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4395 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4396 * combine-stack-adj.c (no_unhandled_cfa): Handle
4397 REG_CFA_TOGGLE_RA_MANGLE.
4398 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4399 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4400 info for return address signing.
4401 (aarch64_expand_epilogue): Likewise.
4403 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4405 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4406 * config/aarch64/aarch64-protos.h
4407 (aarch64_return_address_signing_enabled): New declaration.
4408 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4410 (aarch64_expand_prologue): Sign return address before it's pushed onto
4412 (aarch64_expand_epilogue): Authenticate return address fetched from
4414 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4415 (aarch64_attributes): New function attributes for "sign-return-address".
4416 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4417 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4418 ("*do_return"): Generate combined instructions according to key index.
4419 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4420 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4422 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4423 * config/aarch64/aarch64.opt (msign-return-address=): New.
4424 * doc/extend.texi (AArch64 Function Attributes): Documents
4425 "sign-return-address=".
4426 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4428 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4430 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4431 overall option summary.
4433 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4435 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4436 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4437 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4438 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4440 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4442 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4443 -mpower9-minmax by default for -mcpu=power9.
4444 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4445 128-bit floating point.
4447 2017-01-20 Alan Modra <amodra@gmail.com>
4449 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4450 optimizing for size.
4452 2017-01-20 Alan Modra <amodra@gmail.com>
4455 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4456 for strcmp and strncmp from corresponding builtin decl.
4458 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4460 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4461 instead of i386/rtems-64.h.
4462 * config/i386/rtems-64.h: Remove.
4464 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4468 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4472 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4474 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4475 Change int to HOST_WIDE_INT.
4476 * config/aarch64/aarch64-protos.h
4477 (aarch64_simd_gen_const_vector_dup): Likewise.
4478 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4480 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4482 * langhooks-def.h (lhd_type_for_size): New decl.
4483 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4484 * langhooks.c (lhd_type_for_size): New function, taken from
4487 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4489 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4490 define_bypass for CR latency.
4491 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4492 (power9-alu2): Add define_bypass for CR latency.
4494 (power9-mul): Update insn latency.
4495 (power9-mul-compare): Update insn latency, bypass latency and remove
4498 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4500 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4502 * config/aarch64/aarch64.md
4503 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4504 aarch64_nopcrelative_literal_loads.
4505 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4507 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4509 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4511 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4513 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4516 * config.gcc (supported_defaults): Add lxc1-sxc1.
4517 (with_lxc1_sxc1): Add validation.
4518 (all_defaults): Add lxc1-sxc1.
4519 * config/mips/mips.opt (mlxc1-sxc1): New option.
4520 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4522 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4523 __mips_no_lxc1_sxc1.
4524 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4525 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4526 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4528 2017-01-19 Richard Biener <rguenther@suse.de>
4530 PR tree-optimization/72488
4531 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4532 sure to restore SSA info.
4533 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4535 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4537 PR rtl-optimization/79121
4538 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4539 of the inner type when shifting an extended value.
4541 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4544 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4545 interposable aliases.
4547 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4550 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4551 Use the evmergelohi instruction.
4552 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4553 (mov_sitf_e500_subreg8_2_be): Likewise.
4554 (mov_sitf_e500_subreg12_2_le): Likewise.
4555 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4556 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4557 (mov_sitf_e500_subreg8_2_le): Likewise.
4558 (mov_sitf_e500_subreg12_2_be): Likewise.
4560 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4562 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4563 attribute from vecsimple to vecperm.
4564 (altivec_vbpermq2): Likewise.
4566 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4569 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4571 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4572 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4573 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4574 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4575 case where N arg is SIZE_MAX.
4576 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4577 (cmpstrsi): Add pattern.
4579 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4581 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4582 __builtin_vec_revb builtins.
4583 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4584 built-in functions to support generation of the ISA 3.0 XXBR<x>
4585 vector byte reverse instructions.
4586 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4587 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4588 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4589 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4590 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4591 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4592 (P9V_BUILTIN_VEC_REVB): Likewise.
4593 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4594 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4595 (p9_xxbrq_v16qi): Likewise.
4596 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4597 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4598 (p9_xxbrh_v8hi): Likewise.
4599 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4600 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4601 vec_revb built-in functions.
4603 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4605 PR rtl-optimization/78952
4606 * config/i386/i386.md (any_extract): New code iterator.
4607 (*insvqi_2): Use any_extract for source operand.
4608 (*insvqi_3): Use any_shiftrt for source operand.
4610 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4612 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4614 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4616 2017-01-18 Matthias Klose <doko@ubuntu.com>
4618 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4620 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4622 * config/rs6000/altivec.h (vec_bperm): Change #define.
4623 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4624 (altivec_vbpermq2): New define_insn.
4625 (altivec_vbpermd): Likewise.
4626 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4628 (VBPERMD): Likewise.
4629 (VBPERM): New polymorphic function interface.
4630 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4631 Add entries for P9V_BUILTIN_VEC_VBPERM.
4632 * doc/extend.texi: Add interfaces for vec_bperm.
4634 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4636 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4637 first letter of error messages.
4638 (s390_resolve_overloaded_builtin): Likewise.
4639 * config/s390/s390.c (s390_expand_builtin): Likewise.
4640 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4641 (s390_valid_target_attribute_inner_p): Likewise.
4642 * config/s390/s390.md ("tabort"): Likewise.
4644 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4646 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4647 (ISA_AVOID_DIV_HILO): New macro.
4648 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4649 (ISA_HAS_DDIV): Likewise.
4651 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4653 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4655 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4657 * doc/invoke.texi (fabi-version): Spelling fix.
4659 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4662 * doc/invoke.texi (fabi-version): Mention mangling fix for
4665 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4668 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4670 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4673 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4674 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4676 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4678 (stack_protect_test): Ditto.
4679 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4680 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4682 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4683 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4684 -mstack-protector-guard-offset=.
4685 (RS/6000 and PowerPC Options): Ditto.
4687 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4689 * config/i386/i386.h (MASK_CLASS_P): New define.
4690 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4691 there are no registers from different register sets also when
4692 mask registers are used. Update function comment.
4693 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4694 to (*k/*r) and (*k/*km) alternatives.
4696 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4698 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4699 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4700 (EH_RETURN_HANDLER_RTX): New define.
4701 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4702 Force frame pointer in EH return functions.
4703 (aarch64_expand_epilogue): Add barrier for eh_return.
4704 (aarch64_final_eh_return_addr): Remove.
4705 (aarch64_eh_return_handler_rtx): New function.
4706 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4708 (aarch64_eh_return_handler_rtx): New prototype.
4710 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4712 * config/rs6000/altivec.h (vec_rlmi): New #define.
4713 (vec_vrlnm): Likewise.
4714 (vec_rlnm): Likewise.
4715 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4716 (UNSPEC_VRLNM): Likewise.
4717 (VIlong): New mode iterator.
4718 (altivec_vrl<VI_char>mi): New define_insn.
4719 (altivec_vrl<VI_char>nm): Likewise.
4720 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4723 (RLNM): New polymorphic function entry.
4724 (VRLWMI): New monomorphic function entry.
4726 (RLMI): New polymorphic function entry.
4727 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4728 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4729 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4732 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4735 * dwarf2out.c (field_byte_offset): Restore the
4736 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4737 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4738 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4741 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4744 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4746 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4749 * dwarf2out.c (add_data_member_location_attribute): For constant
4750 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4751 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4752 DW_AT_byte_size attributes.
4754 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4756 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4757 after forcing to constant memory when the code model is medium.
4759 2017-01-17 Julia Koval <julia.koval@intel.com>
4762 * config/i386/avx512fintrin.h
4763 (_mm512_i32gather_ps): Change __addr type to void const*.
4764 (_mm512_mask_i32gather_ps): Ditto.
4765 (_mm512_i32gather_pd): Ditto.
4766 (_mm512_mask_i32gather_pd): Ditto.
4767 (_mm512_i64gather_ps): Ditto.
4768 (_mm512_mask_i64gather_ps): Ditto.
4769 (_mm512_i64gather_pd): Ditto.
4770 (_mm512_mask_i64gather_pd): Ditto.
4771 (_mm512_i32gather_epi32): Ditto.
4772 (_mm512_mask_i32gather_epi32): Ditto.
4773 (_mm512_i32gather_epi64): Ditto.
4774 (_mm512_mask_i32gather_epi64): Ditto.
4775 (_mm512_i64gather_epi32): Ditto.
4776 (_mm512_mask_i64gather_epi32): Ditto.
4777 (_mm512_i64gather_epi64): Ditto.
4778 (_mm512_mask_i64gather_epi64): Ditto.
4779 (_mm512_i32scatter_ps): Change __addr type to void*.
4780 (_mm512_mask_i32scatter_ps): Ditto.
4781 (_mm512_i32scatter_pd): Ditto.
4782 (_mm512_mask_i32scatter_pd): Ditto.
4783 (_mm512_i64scatter_ps): Ditto.
4784 (_mm512_mask_i64scatter_ps): Ditto.
4785 (_mm512_i64scatter_pd): Ditto.
4786 (_mm512_mask_i64scatter_pd): Ditto.
4787 (_mm512_i32scatter_epi32): Ditto.
4788 (_mm512_mask_i32scatter_epi32): Ditto.
4789 (_mm512_i32scatter_epi64): Ditto.
4790 (_mm512_mask_i32scatter_epi64): Ditto.
4791 (_mm512_i64scatter_epi32): Ditto.
4792 (_mm512_mask_i64scatter_epi32): Ditto.
4793 (_mm512_i64scatter_epi64): Ditto.
4794 (_mm512_mask_i64scatter_epi64): Ditto.
4795 * config/i386/avx512pfintrin.h
4796 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4797 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4798 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4799 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4800 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4801 (_mm512_prefetch_i32scatter_ps): Ditto.
4802 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4803 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4804 (_mm512_prefetch_i64scatter_pd): Ditto.
4805 (_mm512_prefetch_i64scatter_ps): Ditto.
4806 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4807 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4808 * config/i386/avx512vlintrin.h
4809 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4810 (_mm_mmask_i32gather_ps): Ditto.
4811 (_mm256_mmask_i32gather_pd): Ditto.
4812 (_mm_mmask_i32gather_pd): Ditto.
4813 (_mm256_mmask_i64gather_ps): Ditto.
4814 (_mm_mmask_i64gather_ps): Ditto.
4815 (_mm256_mmask_i64gather_pd): Ditto.
4816 (_mm_mmask_i64gather_pd): Ditto.
4817 (_mm256_mmask_i32gather_epi32): Ditto.
4818 (_mm_mmask_i32gather_epi32): Ditto.
4819 (_mm256_mmask_i32gather_epi64): Ditto.
4820 (_mm_mmask_i32gather_epi64): Ditto.
4821 (_mm256_mmask_i64gather_epi32): Ditto.
4822 (_mm_mmask_i64gather_epi32): Ditto.
4823 (_mm256_mmask_i64gather_epi64): Ditto.
4824 (_mm_mmask_i64gather_epi64): Ditto.
4825 (_mm256_i32scatter_ps): Change __addr type to void*.
4826 (_mm256_mask_i32scatter_ps): Ditto.
4827 (_mm_i32scatter_ps): Ditto.
4828 (_mm_mask_i32scatter_ps): Ditto.
4829 (_mm256_i32scatter_pd): Ditto.
4830 (_mm256_mask_i32scatter_pd): Ditto.
4831 (_mm_i32scatter_pd): Ditto.
4832 (_mm_mask_i32scatter_pd): Ditto.
4833 (_mm256_i64scatter_ps): Ditto.
4834 (_mm256_mask_i64scatter_ps): Ditto.
4835 (_mm_i64scatter_ps): Ditto.
4836 (_mm_mask_i64scatter_ps): Ditto.
4837 (_mm256_i64scatter_pd): Ditto.
4838 (_mm256_mask_i64scatter_pd): Ditto.
4839 (_mm_i64scatter_pd): Ditto.
4840 (_mm_mask_i64scatter_pd): Ditto.
4841 (_mm256_i32scatter_epi32): Ditto.
4842 (_mm256_mask_i32scatter_epi32): Ditto.
4843 (_mm_i32scatter_epi32): Ditto.
4844 (_mm_mask_i32scatter_epi32): Ditto.
4845 (_mm256_i32scatter_epi64): Ditto.
4846 (_mm256_mask_i32scatter_epi64): Ditto.
4847 (_mm_i32scatter_epi64): Ditto.
4848 (_mm_mask_i32scatter_epi64): Ditto.
4849 (_mm256_i64scatter_epi32): Ditto.
4850 (_mm256_mask_i64scatter_epi32): Ditto.
4851 (_mm_i64scatter_epi32): Ditto.
4852 (_mm_mask_i64scatter_epi32): Ditto.
4853 (_mm256_i64scatter_epi64): Ditto.
4854 (_mm256_mask_i64scatter_epi64): Ditto.
4855 (_mm_i64scatter_epi64): Ditto.
4856 (_mm_mask_i64scatter_epi64): Ditto.
4857 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4858 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4859 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4860 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4861 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4862 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4863 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4864 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4865 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4866 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4867 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4868 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4869 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4870 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4871 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4872 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4873 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4874 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4875 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4876 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4877 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4878 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4879 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4880 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4881 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4882 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4883 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4884 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4885 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4886 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4887 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4888 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4889 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4890 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4891 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4892 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4893 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4894 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4895 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4896 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4897 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4898 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4899 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4900 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4901 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4902 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4903 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4904 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4905 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4906 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4907 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4908 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4909 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4910 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4911 definitions accordingly.
4913 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4914 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4917 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4920 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4923 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4924 hard regs for inner regno.
4926 2017-01-17 Martin Liska <mliska@suse.cz>
4929 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4930 assumption and add comment.
4932 2017-01-17 Nathan Sidwell <nathan@acm.org>
4934 * ipa-visibility.c (localize_node): New function, broken out of ...
4935 (function_and_variable_visibility): ... here. Call it.
4937 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4940 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4941 correctly set frequency of oudgoing edge.
4942 (duplicate_thread_path): Fix profile updating.
4944 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4947 * configure.ac: Add GCC_BASE_VER.
4948 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4949 version from BASE-VER file.
4950 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4951 (gcc.o): Depend on $(BASEVER).
4952 * common.opt (dumpfullversion): New option.
4953 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4954 * doc/invoke.texi: Document -dumpfullversion.
4955 * doc/install.texi: Document --with-gcc-major-version-only.
4956 * configure: Regenerated.
4958 2017-01-17 Richard Biener <rguenther@suse.de>
4960 PR tree-optimization/71433
4961 * tree-vrp.c (register_new_assert_for): Merge same asserts
4962 on all incoming edges.
4963 (process_assert_insertions_for): Handle insertions at the
4966 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4968 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4969 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4971 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4974 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4977 2017-01-17 Alan Modra <amodra@gmail.com>
4980 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4981 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4982 symbolic stack limit when pic.
4984 2017-01-16 Martin Sebor <msebor@redhat.com>
4986 PR tree-optimization/78608
4987 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4989 2017-01-16 Jeff Law <law@redhat.com>
4992 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4993 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4994 for several include directories that may be relative to sysroot.
4995 * config/i386/x-mingw32 (gplus_includedir): Define.
4996 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4997 (native_system_includedir): Likewise.
4998 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4999 override if TARGET_SYSTEM_ROOT is defined.
5000 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5002 PR tree-optimization/79090
5003 PR tree-optimization/33562
5004 PR tree-optimization/61912
5005 PR tree-optimization/77485
5006 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5007 and computed trims into the dump file.
5009 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5013 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5016 * gimplify.c (gimplify_init_constructor): If want_value and
5017 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5021 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5022 sequence. Formatting fixes.
5023 (doloop_optimize): Formatting fixes.
5026 * gcc.c (debug_level_greater_than_spec_func): New function.
5027 (static_spec_functions): Add debug-level-gt spec function.
5028 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5030 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5031 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5032 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5033 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5034 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5035 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5037 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5040 QImode fixups to general and mask registers only.
5042 2017-01-16 Carl Love <cel@us.ibm.com>
5044 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5045 for built-in functions
5046 vector signed char vec_nabs (vector signed char)
5047 vector signed short vec_nabs (vector signed short)
5048 vector signed int vec_nabs (vector signed int)
5049 vector signed long long vec_nabs (vector signed long long)
5050 vector float vec_nabs (vector float)
5051 vector double vec_nabs (vector double)
5052 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5054 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5055 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5056 * doc/extend.texi: Update the documentation file for the new built-in
5059 2017-01-16 Martin Sebor <msebor@redhat.com>
5061 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5064 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5066 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5067 UNSPEC_VSX__XXSPLTD to require special splat handling.
5069 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5072 * system.h: Poison strndup.
5074 2017-01-16 Alan Modra <amodra@gmail.com>
5077 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5080 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5082 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5084 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5087 call recog here. Assert that INSN_CODE (insn) is non-negative.
5089 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5092 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5094 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5095 in the currently scheduled RTL fragment.
5097 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5099 PR rtl-optimization/78751
5100 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5103 2017-01-14 Jeff Law <law@redhat.com>
5105 PR tree-optimization/79090
5106 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5107 variable length stores.
5108 (compute_trims): Delete dead assignment to *trim_tail.
5109 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5112 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5114 PR rtl-optimization/78626
5115 PR rtl-optimization/78727
5116 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5117 of a block, and split such blocks after everything else is finished.
5119 2017-01-14 Alan Modra <amodra@gmail.com>
5122 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5123 target legitimate_combined_insn.
5124 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5125 (rs6000_legitimate_combined_insn): New function.
5126 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5128 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5129 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5130 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5132 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5134 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5136 2017-01-13 Jeff Law <law@redhat.com>
5138 PR tree-optimization/33562
5139 PR tree-optimization/61912
5140 PR tree-optimization/77485
5141 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5143 (delete_dead_assignment): Likewise.
5144 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5145 statement to delete_dead_call and delete_dead_assignment.
5147 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5150 * substring-locations.c (format_warning_va): Strengthen case 1 so
5151 that both endpoints of the substring must be within the format
5152 range for just the substring to be printed.
5154 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5157 * config/i386/i386.c (ix86_target_string): Add missing options
5158 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5159 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5160 flags_other and ix86_target_other to flags2_other. Display unknown
5162 (ix86_valid_target_attribute_inner_p): Add missing options and
5163 reorder options by implied ISAs, as in ix86_target_string.
5165 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5167 * hash-table.h (hash_table::too_empty_p): New function.
5168 (hash_table::expand): Use it.
5169 (hash_table::traverse): Likewise.
5170 (hash_table::empty_slot): Use sizeof (value_type) instead of
5171 sizeof (PTR) to convert bytes to elements. Shrink the table
5172 if the current size is excessive for the current number of
5175 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5177 * ira-costs.c (record_reg_classes): Break from the inner loop
5178 early once alt_fail is known to be true. Update outer loop
5179 handling accordingly.
5181 2017-01-13 Jeff Law <law@redhat.com>
5183 * tree-ssa-dse.c (decrement_count): New function.
5184 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5185 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5186 when we know the partially dead statement is a mem* function.
5188 PR tree-optimization/61912
5189 PR tree-optimization/77485
5190 * tree-ssa-dse.c: Include expr.h.
5191 (maybe_trim_constructor_store): New function.
5192 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5194 PR tree-optimization/33562
5195 PR tree-optimization/61912
5196 PR tree-optimization/77485
5197 * doc/invoke.texi: Document new dse-max-object-size param.
5198 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5199 * tree-ssa-dse.c: Include params.h.
5200 (dse_store_status): New enum.
5201 (initialize_ao_ref_for_dse): New, partially extracted from
5203 (valid_ao_ref_for_dse, normalize_ref): New.
5204 (setup_live_bytes_from_ref, compute_trims): Likewise.
5205 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5206 (maybe_trim_partially_dead_store): Likewise.
5207 (maybe_trim_complex_store): Likewise.
5208 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5209 Track what bytes live from the original store. Return tri-state
5210 for dead, partially dead or live.
5211 (dse_dom_walker): Add constructor, destructor and new private members.
5212 (delete_dead_call, delete_dead_assignment): New extracted from
5214 (dse_optimize_stmt): Make a member of dse_dom_walker.
5215 Use initialize_ao_ref_for_dse.
5217 PR tree-optimization/33562
5218 PR tree-optimization/61912
5219 PR tree-optimization/77485
5220 * sbitmap.h (bitmap_count_bits): Prototype.
5221 (bitmap_clear_range, bitmap_set_range): Likewise.
5222 * sbitmap.c (bitmap_clear_range): New function.
5223 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5225 2017-01-13 Martin Liska <mliska@suse.cz>
5228 * function.c (set_cfun): Add new argument force.
5229 * function.h (set_cfun): Likewise.
5230 * ipa-inline-transform.c (inline_call): Use the function when
5231 strict alising from is dropped for function we inline to.
5233 2017-01-13 Richard Biener <rguenther@suse.de>
5235 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5236 for dumping GIMPLE INTEGER_CSTs.
5238 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5240 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5241 to 201112L since C++17.
5243 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5246 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5247 if -fsanitize=kernel-address is present.
5249 2017-01-13 Richard Biener <rguenther@suse.de>
5251 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5252 as _Literal ( type ) number in case usual suffixes do not
5253 preserve all information.
5255 2017-01-13 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/77283
5258 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5259 and ssa-iterators.h.
5260 (is_feasible_trace): Implement a cost model based on joiner
5263 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5266 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5267 char or short to __float128/_Float128 directly.
5269 2017-01-12 Martin Sebor <msebor@redhat.com>
5271 to -Wformat-overflow.
5272 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5273 (min_bytes_remaining): Same.
5274 (get_string_length): Same.
5275 (format_string): Same.
5276 (format_directive): Same.
5278 (pass_sprintf_length::handle_gimple_call): Same.
5280 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5282 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5283 info.nowrite calls with no lhs that can't throw. Return bool
5284 whether gsi_remove has been called or not.
5285 (pass_sprintf_length::handle_gimple_call): Return bool whether
5286 try_substitute_return_value called gsi_remove. Formatting fix.
5287 (pass_sprintf_length::execute): Don't use gsi_remove if
5288 handle_gimple_call returned true.
5291 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5292 be removed due to side-effects, don't remove following barrier nor
5293 turn the successor edge into fallthru edge.
5295 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5298 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5299 element-reversing loads and stores as not swappable.
5301 2017-01-12 Nathan Sidwell <nathan@acm.org>
5302 Nicolai Stange <nicstange@gmail.com>
5304 * combine.c (try_combine): Don't ignore result of overlap checking
5305 loop. Combine overlap & asm check into single loop.
5307 2017-01-12 Richard Biener <rguenther@suse.de>
5309 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5310 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5312 2017-01-12 Richard Biener <rguenther@suse.de>
5314 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5315 and TS_TARGET_OPTION directly derive from TS_BASE.
5316 * tree-core.h (tree_optimization_option): Derive from tree_base.
5317 (tree_target_option): Likewise.
5319 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5321 * config/i386/i386.c (memory_address_length): Increase len
5322 only when rip_relative_addr_p returns false.
5324 2017-01-11 Julia Koval <julia.koval@intel.com>
5326 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5327 (OPTION_MASK_ISA_SGX_SET): New.
5328 (ix86_handle_option): Handle OPT_msgx.
5329 * config.gcc: Added sgxintrin.h.
5330 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5331 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5332 * config/i386/i386.c (ix86_target_string): Add -msgx.
5334 (ix86_option_override_internal): Handle new options.
5335 (ix86_valid_target_attribute_inner_p): Add sgx.
5336 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5337 * config/i386/i386.opt: Add msgx.
5338 * config/i386/sgxintrin.h: New file.
5339 * config/i386/x86intrin.h: Add sgxintrin.h.
5341 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5344 * fold-const.c (maybe_nonzero_address): Return 1 for function
5346 (tree_single_nonzero_warnv_p): Don't handle function local objects
5350 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5353 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5356 * opts.c: Include "spellcheck.h"
5357 (struct string_fragment): New struct.
5358 (struct edit_distance_traits<const string_fragment &>): New
5360 (get_closest_sanitizer_option): New function.
5361 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5363 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5365 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5367 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5368 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5369 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5370 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5371 for initial die_offset if dwarf_split_debug_info.
5372 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5373 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5375 (output_skeleton_debug_sections): Formatting fix. Use
5376 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5377 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5379 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5381 * config/arm/cortex-a53.md: Add bypasses for
5383 (cortex_a53_r2f): Only use for transfers.
5384 (cortex_a53_f2r): Likewise.
5385 (cortex_a53_r2f_cvt): Add reservation for conversions.
5386 (cortex_a53_f2r_cvt): Likewise.
5388 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5390 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5391 to all inlined functions, change static to extern.
5393 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5396 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5398 (arm_assemble_integer): Likewise.
5400 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5402 * config.gcc: Use new awk script to check CPU, FPU and architecture
5403 parameters for --with-... options.
5404 * config/arm/parsecpu.awk: New file
5405 * config/arm/arm-cpus.in: New file.
5406 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5408 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5410 * config/arm/t-arm: Update dependency rules.
5411 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5412 of processing .def files.
5413 * config/arm/genopt.sh: Deleted.
5414 * config/arm/gentune.sh: Deleted.
5415 * config/arm/arm-cores.def: Deleted.
5416 * config/arm/arm-arches.def: Deleted.
5417 * config/arm/arm-fpus.def: Deleted.
5418 * config/arm/arm-tune.md: Regenerated.
5419 * config/arm/arm-tables.opt: Regenerated.
5420 * config/arm/arm-cpu.h: New generated file.
5421 * config/arm/arm-cpu-data.h: New generated file.
5422 * config/arm/arm-cpu-cdata.h: New generated file.
5424 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5427 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5429 (input_varpool_node): Unpack dynamically_initialized bit.
5431 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5433 PR rtl-optimization/79032
5434 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5435 the alignment of the adjusted memory reference against that of MODE,
5436 instead of the alignment of the original memory reference.
5438 2017-01-11 Martin Jambor <mjambor@suse.cz>
5440 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5442 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5443 decorated functions.
5445 2017-01-11 Richard Biener <rguenther@suse.de>
5447 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5448 set range/nonnull info for PHI results. Do not set it on
5449 stmts marked for removal.
5451 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5453 * expr.c (store_field): In the bitfield case, fetch the return value
5454 from the registers before applying a single big-endian adjustment.
5455 Always do a final load for a BLKmode value not larger than a word.
5457 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5460 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5461 that we correctly handle column numbers greater than
5462 LINE_MAP_MAX_COLUMN_NUMBER.
5464 2017-01-10 Martin Sebor <msebor@redhat.com>
5467 * gimple-ssa-sprintf.c (get_destination_size): Call
5468 {init,fini}object_sizes.
5469 * tree-object-size.c (addr_object_size): Adjust.
5470 (pass_through_call): Adjust.
5471 (pass_object_sizes::execute): Adjust.
5472 * tree-object-size.h (fini_object_sizes): Declare.
5474 2017-01-10 Martin Sebor <msebor@redhat.com>
5476 PR tree-optimization/78775
5477 * builtins.c (get_size_range): Move...
5478 * calls.c: ...to here.
5479 (alloc_max_size): Accept zero argument.
5480 (operand_signed_p): Remove.
5481 (maybe_warn_alloc_args_overflow): Call get_size_range.
5482 * calls.h (get_size_range): Declare.
5484 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5486 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5487 from TI's devices.csv file as of September 2016.
5488 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5490 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5492 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5493 * doc/invoke.texi: Likewise.
5494 * doc/md.texi: Likewise.
5495 * doc/objc.texi: Likewise.
5497 2017-01-10 Joshua Conner <joshconner@google.com>
5499 * config/arm/fuchsia-elf.h: New file.
5500 * config/fuchsia.h: New file.
5501 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5502 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5504 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5506 2016-01-10 Richard Biener <rguenther@suse.de>
5508 PR tree-optimization/79034
5509 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5510 Propagate out degenerate PHIs in the joiner.
5512 2017-01-10 Martin Liska <mliska@suse.cz>
5514 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5515 (sort_congruence_classes_by_decl_uid): Likewise.
5516 (sort_congruence_class_groups_by_decl_uid): Likewise.
5517 (sem_item_optimizer::merge_classes): Sort class, groups in these
5518 classes and members in the groups by DECL_UID of declarations.
5519 This would make merge operations stable.
5521 2017-01-10 Martin Liska <mliska@suse.cz>
5523 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5524 usage of m_classes_vec.
5525 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5526 (sem_item_optimizer::get_group_by_hash): Likewise.
5527 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5528 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5529 (sem_item_optimizer::verify_classes): Likewise.
5530 (sem_item_optimizer::process_cong_reduction): Likewise.
5531 (sem_item_optimizer::dump_cong_classes): Likewise.
5532 (sem_item_optimizer::merge_classes): Likewise.
5533 * ipa-icf.h (congruence_class_hash): Rename from
5534 congruence_class_group_hash. Remove declaration of m_classes_vec.
5536 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5538 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5539 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5540 * config.gcc: Add avx512vpopcntdqintrin.h.
5541 * config/i386/avx512vpopcntdqintrin.h: New.
5542 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5543 * config/i386/i386-builtin-types.def: Add new types.
5544 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5545 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5546 __builtin_ia32_vpopcountq_v8di_mask): New.
5547 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5548 __AVX512VPOPCNTDQ__.
5549 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5550 (PTA_AVX512VPOPCNTDQ): Define.
5551 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5552 TARGET_AVX512VPOPCNTDQ_P): Define.
5553 * config/i386/i386.opt: Add mavx512vpopcntdq.
5554 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5555 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5557 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5560 * predict.def (PRED_CALL): Set to 67.
5562 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5564 * expr.c (store_field): In the bitfield case, if the value comes from
5565 a function call and is of an aggregate type returned in registers, do
5566 not modify the field mode; extract the value in all cases if the mode
5567 is BLKmode and the size is not larger than a word.
5569 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5572 * config/i386/cpuid.h: Fix undefined behavior.
5574 2017-01-04 Jeff Law <law@redhat.com>
5576 PR tree-optimization/79007
5577 PR tree-optimization/67955
5578 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5579 conservative for pt.null when flag_non_call_exceptions is on.
5581 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5583 PR translation/79019
5584 PR translation/79020
5585 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5586 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5587 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5589 * config/avr/avr.opt (maccumulate-args): Likewise.
5590 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5591 * common.opt (freport-bug): Likewise.
5592 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5593 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5594 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5595 translatable string.
5596 * config/i386/i386.c (function_value_32): Likewise.
5597 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5598 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5600 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5601 * common/config/msp430/msp430-common.c (msp430_handle_option):
5603 * symtab.c (symtab_node::verify_base): Likewise.
5604 * opts.c (set_debug_level): Likewise.
5605 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5607 missing whitespace to translatable strings.
5608 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5609 * config/sh/superh.h: Likewise.
5610 * config/i386/xopintrin.h: Likewise.
5611 * config/i386/znver1.md: Likewise.
5612 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5613 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5614 * double-int.h (struct double_int): Likewise.
5615 * double-int.c (div_and_round_double): Likewise.
5616 * wide-int.cc: Likewise.
5617 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5618 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5619 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5620 (crossjumps_occurred): ... this.
5621 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5624 PR tree-optimization/78899
5625 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5626 returning bool return struct loop *, NULL for failure and the new
5628 (versionable_outer_loop_p): Don't version outer loop if it has
5629 dont_vectorized bit set.
5630 (tree_if_conversion): When versioning outer loop, ensure
5631 tree_if_conversion is performed also on the inner loop of the
5632 non-vectorizable outer loop copy.
5633 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5634 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5635 prevent vectorization of it.
5636 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5637 the outer loop vectorization of the non-scalar version is attempted
5638 before vectorization of the inner loop in scalar version. If
5639 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5640 vectorization of its inner loop.
5641 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5642 has 2 inner loops, rename also on edges from bb whose single pred
5643 is outer_loop->header. Fix typo in function comment.
5645 2017-01-09 Martin Sebor <msebor@redhat.com>
5648 * asan.c (asan_emit_stack_protection): Increase local buffer size
5649 to avoid snprintf truncation warning.
5651 2017-01-09 Andrew Pinski <apinski@cavium.com>
5653 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5654 to reference thunderx2t99 for the tuning structure
5655 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5657 (thunderx2t99_extra_costs): This.
5658 * config/aarch64/aarch64-tune.md: Regenerate.
5659 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5660 (vulcan_addrcost_table): This.
5661 (vulcan_regmove_cost): Rename to ...
5662 (thunderx2t99_regmove_cost): This.
5663 (vulcan_vector_cost): Rename to ...
5664 (thunderx2t99_vector_cost): this.
5665 (vulcan_branch_cost): Rename to ...
5666 (thunderx2t99_branch_cost): This.
5667 (vulcan_tunings): Rename to ...
5668 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5669 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5671 2017-01-09 Martin Jambor <mjambor@suse.cz>
5675 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5676 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5677 (propagate_vr_accross_jump_function): Use the above function for all
5678 value range computations for pass-through jump functions and type
5679 converasion from explicit value range values.
5680 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5681 parameters from TYPE_ARG_TYPES.
5682 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5683 (ipa_write_node_info): Stream type of the actual argument.
5684 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5686 2017-01-09 Martin Liska <mliska@suse.cz>
5689 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5690 (lookup_compiler): Do not show error message with have_E.
5692 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5694 PR tree-optimization/78938
5695 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5696 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5697 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5698 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5701 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5703 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5706 2017-01-09 Richard Biener <rguenther@suse.de>
5708 PR tree-optimization/78997
5709 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5710 name condition properly.
5712 2017-01-09 Richard Biener <rguenther@suse.de>
5715 * dwarf2out.c (is_cxx): New overload with context.
5716 (is_naming_typedef_decl): Use it.
5718 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5720 * invoke.texi (Option Summary): Correct spacing in option lists
5721 and add line breaks to fix over-long lines.
5723 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5727 * extend.texi (Common Variable Attributes): Add xref to GCC
5728 Internals manual to explain mode attribute keywords.
5730 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5733 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5734 and Preprocessor Options.
5735 (Options for Linking): Document -pthread here....
5736 (RS/6000 and PowerPC Options): ...not here.
5737 (Solaris 2 Options): ...or here.
5738 * doc/cppopts.texi: Document -pthread.
5740 2017-01-08 Martin Sebor <msebor@redhat.com>
5743 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5744 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5745 New member functions.
5746 (format_directive): Used them.
5748 (pass_sprintf_length::handle_gimple_call): Same.
5749 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5750 to avoid truncation for any argument.
5751 (extract_affine_mul): Same.
5752 * tree.c (get_file_function_name): Same.
5754 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5757 * predict.def (PRED_INDIR_CALL): Set to 86.
5759 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5761 PR preprocessor/54124
5762 * doc/cppopts.texi: Reformat -d subtable to list the full name
5763 of the options. Add cross-reference to the docs for the general
5764 compiler -d options.
5765 * doc/invoke.texi (Developer Options): Add cross-reference to the
5766 preprocessor-specific -d option documentation.
5768 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5770 PR preprocessor/13498
5771 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5772 redudant material, and reflect new command-line options.
5773 (System Headers): Likewise.
5775 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5777 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5778 -isystem, and -idirafter. Copy-edit.
5779 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5780 default for -ftrack-macro-expansion. Delete obsolete and
5781 badly-formatted implementation details about -fdebug-cpp output.
5782 * doc/cppwarnopts.texi: Copy-edit.
5784 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5787 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5788 that the transition from a max line width >= 1<<10 to narrower
5789 lines works correctly.
5791 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5793 * doc/options.texi (PerFunction): New.
5794 * opt-functions.awk (switch_flags): Map both Optimization and
5795 PerFunction to CL_OPTIMIZATION.
5796 * opth-gen.awk: Test for PerFunction flag along with
5798 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5799 it only when the latter is present. Skip those that don't in
5800 the hash function generator.
5801 * common.opt (fvar-tracking): Mark as PerFunction instead of
5803 (fvar-tracking-assignments): Likewise.
5804 (fvar-tracking-assignments-toggle): Likewise.
5805 (fvar-tracking-uninit): Likewise.
5807 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5809 PR translation/79018
5810 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5813 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5816 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5817 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5818 TARGET_LONG_JUMP_TABLE_OFFSETS.
5819 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5820 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5821 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5822 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5823 * config/m68k/m68k.md (tablejump expander): Likewise.
5824 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5825 TARGET_LONG_JUMP_TABLE_OFFSETS.
5826 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5827 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5829 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5830 David Holsgrove <david.holsgrove@xilinx.com>
5832 * common/config/microblaze/microblaze-common.c
5833 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5834 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5836 * config/microblaze/microblaze.c (microblaze_must_save_register)
5837 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5839 (microblaze_eh_return): New function.
5840 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5841 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5842 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5843 * config/microblaze/microblaze.md (eh_return): New pattern.
5845 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5847 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5848 GCC_DIAGNOSTIC_STRINGIFY): Define.
5850 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5852 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5854 * config/arm/arm.md (<mcrr>): New.
5856 * config/arm/arm.c (arm_arch5te): New.
5857 (arm_option_override): Set arm_arch5te.
5858 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5860 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5861 (arm_mcrr_qualifiers): ... this. New.
5862 (MRRC_QUALIFIERS): Define to...
5863 (arm_mrrc_qualifiers): ... this. New.
5864 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5866 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5867 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5868 (MRRCI, mrrc, MRRC): New.
5869 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5870 VUNSPEC_MRRC2): New.
5872 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5874 * config/arm/arm.md (<mcr>): New.
5876 * config/arm/arm.c (arm_coproc_builtin_available): Add
5877 support for mcr, mrc, mcr2 and mrc2.
5878 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5879 (arm_mcr_qualifiers): ... this. New.
5880 (MRC_QUALIFIERS): Define to ...
5881 (arm_mrc_qualifiers): ... this. New.
5882 (MCR_QUALIFIERS): Define to ...
5883 (arm_mcr_qualifiers): ... this. New.
5884 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5886 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5887 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5888 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5891 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5893 * config/arm/arm.md (*ldc): New.
5897 * config/arm/arm.c (arm_coproc_builtin_available): Add
5898 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5899 (arm_coproc_ldc_stc_legitimate_address): New.
5900 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5901 'qualifier_const_pointer'.
5902 (LDC_QUALIFIERS): Define to...
5903 (arm_ldc_qualifiers): ... this. New.
5904 (STC_QUALIFIERS): Define to...
5905 (arm_stc_qualifiers): ... this. New.
5906 * config/arm/arm-protos.h
5907 (arm_coproc_ldc_stc_legitimate_address): New.
5908 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5909 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5910 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5911 stc2, stcl, stc2l): New.
5912 * config/arm/constraints.md (Uz): New.
5913 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5914 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5915 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5916 VUNSPEC_STC2L): New.
5918 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5920 * config/arm/arm.md (<cdp>): New.
5921 * config/arm/arm.c (neon_const_bounds): Rename this ...
5922 (arm_const_bounds): ... this.
5923 (arm_coproc_builtin_available): New.
5924 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5925 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5926 (CDP_QUALIFIERS): Define to...
5927 (arm_cdp_qualifiers): ... this. New.
5929 (arm_expand_builtin_args): Add case for 6 arguments.
5930 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5931 (arm_const_bounds): ... this.
5932 (arm_coproc_builtin_available): New.
5933 * config/arm/arm_acle.h (__arm_cdp): New.
5935 * config/arm/arm_acle_builtins.def (cdp): New.
5937 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5938 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5940 * config/arm/types.md (coproc): New.
5941 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5942 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5943 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5944 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5946 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5948 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5949 (UBINOP_QUALIFIERS): New.
5951 (acle_builtin_data): New. Change comment.
5952 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5953 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5954 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5955 arm_acle_builtins.def.
5956 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5957 (arm_init_acle_builtins): New.
5958 (CRC32_BUILTIN): Remove.
5959 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5960 crc32cb, crc32ch and crc32cw.
5961 (arm_init_crc32_builtins): Remove.
5962 (arm_init_builtins): Use arm_init_acle_builtins rather
5963 than arm_init_crc32_builtins.
5964 (arm_expand_acle_builtin): New.
5965 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5966 * config/arm/arm_acle_builtins.def: New.
5968 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5970 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5971 (arm_builtin_datum): ... this.
5972 (arm_init_neon_builtin): Rename to ...
5973 (arm_init_builtin): ... this. Add a new parameters PREFIX
5974 and USE_SIG_IN_NAME.
5975 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5976 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5977 'arm_builtin_datum'.
5978 (arm_init_vfp_builtins): Likewise.
5979 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5980 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5981 (arm_expand_neon_args): Rename to ...
5982 (arm_expand_builtin_args): ... this. Rename builtin_arg
5983 enum values and differentiate between ARG_BUILTIN_MEMORY
5984 and ARG_BUILTIN_NEON_MEMORY.
5985 (arm_expand_neon_builtin_1): Rename to ...
5986 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5987 values, arm_expand_builtin_args and add bool parameter NEON.
5988 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5989 (arm_expand_vfp_builtin): Likewise.
5990 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5992 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5995 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5996 * predict.c (tree_estimate_probability_bb): Reverse direction of
5997 polymorphic call predictor.
5999 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6001 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6002 (determine_pass_name_match): ...this new function and...
6003 (should_skip_pass_p): ...this new function.
6005 2017-01-06 Nathan Sidwell <nathan@acm.org>
6007 * ipa-visibility.c (function_and_variable_visibility): Reformat
6008 comments and long lines. Remove extrneous if.
6009 * symtab.c (symtab_node::make_decl_local): Fix code format.
6010 (symtab_node::set_section_for_node): Fix comment typo.
6012 2017-01-06 Martin Liska <mliska@suse.cz>
6015 * lra-constraints.c: Rename invariant to lra_invariant.
6016 * predict.c (set_even_probabilities): Initialize e to NULL.
6018 2017-01-05 Martin Sebor <msebor@redhat.com>
6020 PR tree-optimization/78910
6021 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6022 (format_integer): Correct off-by-one error in the handling
6023 of precision with negative numbers in signed conversions..
6025 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6027 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6029 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6031 PR tree-optimization/71016
6032 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6033 factor_out_conditional_conversion. Formatting fix.
6034 (factor_out_conditional_conversion): Add cond_stmt argument.
6035 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6036 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6039 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6041 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6042 read-rtl-function.o, and selftest-rtl.o.
6043 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6044 (selftest::aarch64_test_loading_full_dump): New function.
6045 (selftest::aarch64_run_selftests): New function.
6046 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6047 selftest::aarch64_run_selftests.
6048 * config/i386/i386.c
6049 (selftest::ix86_test_loading_dump_fragment_1): New function.
6050 (selftest::ix86_test_loading_call_insn): New function.
6051 (selftest::ix86_test_loading_full_dump): New function.
6052 (selftest::ix86_test_loading_unspec): New function.
6053 (selftest::ix86_run_selftests): Call the new functions.
6054 * emit-rtl.c (maybe_set_max_label_num): New function.
6055 * emit-rtl.h (maybe_set_max_label_num): New decl.
6056 * function.c (instantiate_decls): Guard call to
6057 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6058 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6060 * gensupport.c (gen_reader::gen_reader): Pass "false"
6061 for new "compact" param of rtx_reader.
6062 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6063 rather than an empty string for NULL strings.
6064 * read-md.c: Potentially include config.h rather than bconfig.h.
6065 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6066 (have_error): New global, copied from errors.c.
6067 (md_reader::read_name): Rename to...
6068 (md_reader::read_name_1): ...this, adding "out_loc" param,
6069 and converting "missing name or number" to returning false, rather
6071 (md_reader::read_name): Reimplement in terms of read_name_1.
6072 (md_reader::read_name_or_nil): New function.
6073 (md_reader::read_string): Handle "(nil)" by returning NULL.
6074 (md_reader::md_reader): Add new param "compact".
6075 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6076 (md_reader::read_file): New method.
6077 * read-md.h (md_reader::md_reader): Add new param "compact".
6078 (md_reader::read_file): New method.
6079 (md_reader::is_compact): New accessor.
6080 (md_reader::read_name): Convert return type from void to file_location.
6081 (md_reader::read_name_or_nil): New decl.
6082 (md_reader::read_name_1): New decl.
6083 (md_reader::m_compact): New field.
6084 (noop_reader::noop_reader): Pass "false" for new "compact" param
6086 (rtx_reader::rtx_reader): Add new "compact" param.
6087 (rtx_reader::read_rtx_operand): Make virtual and convert return
6088 type from void to rtx.
6089 (rtx_reader::read_until): New decl.
6090 (rtx_reader::handle_any_trailing_information): New virtual function.
6091 (rtx_reader::postprocess): New virtual function.
6092 (rtx_reader::finalize_string): New virtual function.
6093 (rtx_reader::m_in_call_function_usage): New field.
6094 (rtx_reader::m_reuse_rtx_by_id): New field.
6095 * read-rtl-function.c: New file.
6096 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6097 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6098 (selftest::verify_three_block_rtl_cfg): New decl.
6099 * read-rtl-function.h: New file.
6100 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6101 For host, include function.h, memmodel.h, and emit-rtl.h.
6102 (one_time_initialization): New function.
6103 (struct compact_insn_name): New struct.
6104 (compact_insn_names): New array.
6105 (find_code): Handle insn codes in compact dumps.
6106 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6107 (bind_subst_iter_and_attr): Likewise.
6108 (add_condition_to_string): Likewise.
6109 (add_condition_to_rtx): Likewise.
6110 (apply_attribute_uses): Likewise.
6111 (add_current_iterators): Likewise.
6112 (apply_iterators): Likewise.
6113 (initialize_iterators): Guard usage of apply_subst_iterator with
6114 #ifdef GENERATOR_FILE.
6115 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6116 (md_reader::read_mapping): Likewise.
6117 (add_define_attr_for_define_subst): Likewise.
6118 (add_define_subst_attr): Likewise.
6119 (read_subst_mapping): Likewise.
6120 (check_code_iterator): Likewise.
6121 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6123 (one_time_initialization): New function.
6124 (rtx_reader::read_until): New method.
6125 (read_flags): New function.
6126 (parse_reg_note_name): New function.
6127 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6128 Handle reuse_rtx ids.
6129 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6130 Add parsing support for RTL dumps, mirroring the special-cases in
6131 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6132 values, and calling handle_any_trailing_information.
6133 (rtx_reader::read_rtx_operand): Convert return type from void
6134 to rtx, returning return_rtx. Handle case 'e'. Call
6135 finalize_string on XSTR and XTMPL fields.
6136 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6137 "(nil)" values were omitted. Call the postprocess vfunc on the
6139 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6140 class ctor. Initialize m_in_call_function_usage. Call
6141 one_time_initialization.
6142 * rtl-tests.c (selftest::test_uncond_jump): Call
6143 set_new_first_and_last_insn.
6144 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6145 * selftest-rtl.c: New file.
6146 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6147 (selftest::get_insn_by_uid): New decl.
6148 * selftest-run-tests.c (selftest::run_tests): Call
6149 read_rtl_function_c_tests.
6150 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6151 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6154 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6156 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6157 operands in a special way. Assert that pos+len <= mode precision.
6159 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6161 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6162 3 argument Alias with unlimited for the negative form.
6163 (fno-vect-cost-model): Removed.
6165 2017-01-05 Martin Liska <mliska@suse.cz>
6167 * hsa-gen.c (gen_hsa_divmod): New function.
6168 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6170 2017-01-05 Martin Liska <mliska@suse.cz>
6173 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6176 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6178 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6179 small constant length operands.
6181 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6183 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6184 between loop iterations.
6186 2017-01-05 Martin Liska <mliska@suse.cz>
6189 * gimplify.c (gimplify_decl_expr): Compare to
6190 asan_poisoned_variables instread of checking flags.
6191 (gimplify_target_expr): Likewise.
6192 (gimplify_expr): Likewise.
6193 (gimplify_function_tree): Conditionally initialize
6194 asan_poisoned_variables.
6196 2017-01-04 Jeff Law <law@redhat.com>
6198 PR tree-optimizatin/78812
6199 * rtl.h (contains_mem_rtx_p): Prototype.
6200 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6201 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6202 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6203 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6204 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6206 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6208 * input.c (assert_char_at_range): Default-initialize actual_range.
6210 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6212 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6213 to match the caller.
6215 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6217 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6218 insns after final jump in test to emit dummy move.
6220 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6222 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6223 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6225 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6227 * multiple_target.c (create_dispatcher_calls): Init e_next.
6228 * tree-ssa-loop-split.c (split_loop): Init border.
6229 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6232 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6237 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6238 (altivec_register_operand): Do not return true if the operand
6239 contains a SUBREG mixing SImode and SFmode.
6240 (vsx_register_operand): Likewise.
6241 (vsx_reg_sfsubreg_ok): New predicate.
6242 (vfloat_operand): Do not return true if the operand contains a
6243 SUBREG mixing SImode and SFmode.
6244 (vint_operand): Likewise.
6245 (vlogical_operand): Likewise.
6246 (gpc_reg_operand): Likewise.
6247 (int_reg_operand): Likewise.
6248 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6249 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6250 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6252 (rs6000_emit_move_si_sf_subreg): New helper function.
6253 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6254 fixup SUBREGs involving SImode and SFmode.
6255 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6256 numbers for the new peephole2 optimization.
6257 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6258 the GLIBC math library that do AND/IOR/XOR operations on single
6259 precision floating point.
6260 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6261 target macros to say whether we need to avoid SUBREGs mixing
6263 (TARGET_ALLOW_SF_SUBREG): Likewise.
6264 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6265 (UNSPEC_SI_FROM_SF): Likewise.
6266 (iorxor): Change spacing.
6267 (and_ior_xor): New iterator for AND, IOR, and XOR.
6268 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6269 (movdi_from_sf_zero_ext): Likewise.
6270 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6271 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6272 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6273 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6274 (fms<mode>4): Likewise.
6275 (fnma<mode>4): Likewise.
6276 (fnms<mode>4): Likewise.
6277 (nfma<mode>4): Likewise.
6278 (nfms<mode>4): Likewise.
6280 2017-01-04 Marek Polacek <polacek@redhat.com>
6283 * doc/invoke.texi: Document -Wpointer-compare.
6285 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6287 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6290 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6291 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6294 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6297 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6298 documentation of the powerpc_popcntb_ok attribute.
6299 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6300 code to issue warning messages if a requested CPU configuration is
6301 not supported by the binary (assembler and loader) toolchain.
6302 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6303 made to define a built-in function that has been disabled.
6304 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6305 made to define a built-in function that has been disabled.
6306 (altivec_init_builtins): Add comment explaining why definition
6307 of the DST built-in functions is not preceded by an assertion
6308 check. Add assertions to prevent ICE if attempts are made to
6309 define an altivec predicate or an abs* built-in function that has
6311 (htm_init_builtins): Add comment explaining why definition of the
6312 htm built-in functions is not preceded by an assertion check.
6314 2017-01-04 Jeff Law <law@redhat.com>
6316 PR tree-optimizatin/67955
6317 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6318 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6319 the points-to solution does not include pt_null. Use DECL_PT_UID
6322 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6325 Use gen_int_mode instead of gen_lopwart for const_int operands.
6327 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6329 PR tree-optimization/71563
6330 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6331 out of range value - has low bits known to be zero.
6333 2017-01-04 Alan Modra <amodra@gmail.com>
6335 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6336 * configure: Regenerate.
6337 * config.in: Regenerate.
6339 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6342 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6343 a substring of the message, but strcmp with the whole message. Ifdef
6344 ENABLE_NLS, translate the message first using dgettext.
6346 2017-01-03 Jeff Law <law@redhat.com>
6348 PR tree-optimizatin/78856
6349 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6350 (mark_threaded_blocks): Remove code to truncate thread paths that
6351 cross multiple loop headers. Instead invalidate the cached loop
6352 iteration information and handle case of a thread path walking
6353 into an irreducible region.
6355 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6358 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6359 assertions. Add support for doing the signbit if the IEEE 128-bit
6360 floating point value is in a GPR.
6361 * config/rs6000/rs6000.md (Fsignbit): Delete.
6362 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6363 Update the length attribute if the value is in a GPR.
6364 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6365 the sign or zero extension instruction, since the value is always 0/1.
6366 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6369 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6370 extracting SImode to a GPR register so that we can generate a
6371 store, limit the vector to be in a traditional Altivec register
6372 for the vextuwrx instruction.
6374 2017-01-03 Ian Lance Taylor <iant@google.com>
6376 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6378 2017-01-03 Martin Sebor <msebor@redhat.com>
6380 PR tree-optimization/78696
6381 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6382 precision. Use MPFR for %f for greater fidelity. Correct handling
6384 (pass_sprintf_length::compute_format_length): Set width and precision
6385 specified by asrerisk to void_node for vararg functions.
6386 (try_substitute_return_value): Adjust dump output.
6388 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6390 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6392 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6394 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6395 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6396 -mlra/-mno-lra was passed to the compiler.
6398 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6400 PR rtl-optimization/65618
6401 * emit-rtl.c (try_split): Move initialization of "before" and
6402 "after" to just before the call to emit_insn_after_setloc.
6404 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6406 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6408 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6410 * dwarf2out.c (gen_enumeration_type_die): When
6411 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6413 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6415 PR tree-optimization/78965
6416 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6417 Change first argument from const call_info & to call_info &. For %n
6418 set info.nowrite to false.
6421 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6422 possibly throwing calls.
6424 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6425 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6426 and fns handling, rather than in a separate case SSA_NAME.
6428 2017-01-02 Jeff Law <law@redhat.com>
6430 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6431 fixes for first_period and second_period variables.
6433 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6436 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6437 (*insvqi_1): New insn pattern.
6438 (*insvqi_1_mem_rex64): Ditto.
6440 (*insvqi_3): Rename from *insvqi.
6442 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6444 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6446 * doc/cfg.texi (Edges): Remove reference to Java.
6447 (Maintaining the CFG): Ditto.
6449 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6452 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6453 transparent aliases.
6455 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6458 * predict.def (PRED_CALL): Update hitrate.
6459 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6460 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6461 into direct/indirect/polymorphic variants.
6463 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6465 Update copyright years.
6467 * gcc.c (process_command): Update copyright notice dates.
6468 * gcov-dump.c (print_version): Ditto.
6469 * gcov.c (print_version): Ditto.
6470 * gcov-tool.c (print_version): Ditto.
6471 * gengtype.c (create_file): Ditto.
6472 * doc/cpp.texi: Bump @copying's copyright year.
6473 * doc/cppinternals.texi: Ditto.
6474 * doc/gcc.texi: Ditto.
6475 * doc/gccint.texi: Ditto.
6476 * doc/gcov.texi: Ditto.
6477 * doc/install.texi: Ditto.
6478 * doc/invoke.texi: Ditto.
6480 Copyright (C) 2017 Free Software Foundation, Inc.
6482 Copying and distribution of this file, with or without modification,
6483 are permitted in any medium without royalty provided the copyright
6484 notice and this notice are preserved.