1 2017-03-21 David Malcolm <dmalcolm@redhat.com>
4 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
5 more amenable to translation.
6 (oacc_loop_auto_partitions): Likewise.
8 2017-03-21 Marek Polacek <polacek@redhat.com>
9 Martin Sebor <msebor@redhat.com>
11 PR tree-optimization/80109
12 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
15 2017-03-21 Jakub Jelinek <jakub@redhat.com>
16 Segher Boessenkool <segher@kernel.crashing.org>
19 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
20 check reg_used_between_p between insn and one of succ or succ2
21 depending on if succ is artificial insn not inserted into insn
24 2017-03-21 Martin Liska <mliska@suse.cz>
27 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
28 * doc/gcc.texi: Include gcov-dump stuff.
29 * doc/gcov-dump.texi: New file.
31 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
33 PR rtl-optimization/79150
34 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
35 conditional jump, if the jump is the last insn of the loop.
37 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38 Richard Biener <rguenth@suse.com>
40 PR tree-optimization/79908
41 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
42 been cast away, use force_gimple_operand to construct the side
45 2017-03-21 Martin Liska <mliska@suse.cz>
48 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
51 2017-03-21 Brad Spengler <spender@grsecurity.net>
54 * plugin.c (htab_hash_plugin): New function.
55 (add_new_plugin): Use it and adjust.
56 (parse_plugin_arg_opt): Adjust.
57 (init_one_plugin): Likewise.
59 2017-03-21 Richard Biener <rguenther@suse.de>
61 PR tree-optimization/80032
62 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
63 if set force the cleanup to happen unconditionally.
64 (gimplify_target_expr): Push inserted clobbers with force_uncond
65 to avoid them being removed by control-dependent DCE.
67 2017-03-21 Richard Biener <rguenther@suse.de>
69 PR tree-optimization/80122
70 * tree-inline.c (copy_bb): Do not expans va-arg packs or
71 va_arg_pack_len when the inlined call stmt requires pack
73 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
75 2017-03-21 Jakub Jelinek <jakub@redhat.com>
78 * tsan.c (instrument_builtin_call): If the memory model argument
79 is not a constant, assume it is valid.
82 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
85 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
87 PR rtl-optimization/79910
88 * combine.c (can_combine_p): Do not allow combining an I0 or I1
89 if its dest is used by an insn before I2 (other than the combined
90 insns themselves, which are properly handled already).
92 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
95 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
97 * combine.c (record_used_regs): New static function.
98 (try_combine): Handle situations where there is an additional
99 instruction between I2 and I3 which needs to have a LOG_LINK
103 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
105 * combine.c (try_combine): Delete redundant i1 test. Call
106 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
108 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
111 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
114 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
116 PR tree-optimization/80054
117 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
118 the optimization if a PHI or any of its arguments is not dominated
119 by the candidate's basis. Use gphi* rather than gimple* as
121 (replace_profitable_candidates): Clean up a gimple* variable that
122 should be a gphi* variable.
124 2017-03-20 Martin Sebor <msebor@redhat.com>
127 * doc/extend.texi (attribute constructor): Document present limitation.
129 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
132 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
133 __POWER9_VECTOR__ #ifdef control, change template definition to
134 use Power9-specific built-in function.
135 (vec_any_eq): Likewise.
136 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
137 to control outcomes from this test.
138 (vector_ae_<mode>p): For VEC_F modes, likewise.
140 2017-03-20 Ian Lance Taylor <iant@google.com>
142 * config/i386/i386.c (ix86_function_regparm): Save an extra
143 register for -fsplit-stack with DECL_STATIC_CHAIN.
145 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
148 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
149 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
151 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
153 * config/riscv/riscv.c (riscv_print_operand): Use "fence
155 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
158 2017-03-20 Marek Polacek <polacek@redhat.com>
161 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
163 2017-03-20 Richard Biener <rguenther@suse.de>
165 PR tree-optimization/80113
166 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
167 allocate extra SSA name for PHI def.
168 (add_close_phis_to_outer_loops): Likewise.
169 (add_close_phis_to_merge_points): Likewise.
170 (copy_loop_close_phi_args): Likewise.
171 (copy_cond_phi_nodes): Likewise.
173 2017-03-20 Martin Liska <mliska@suse.cz>
176 * tree-chkp.c (chkp_build_returned_bound): Do not build
177 returned bounds for a LHS that's not a BOUNDED_P type.
179 2017-03-20 Martin Liska <mliska@suse.cz>
183 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
184 COMPLEX_CST and VECTOR_CST.
186 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
189 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
190 target operand. A new splitter adds the clobber statement in case
191 the target operand is dead anyway.
193 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
195 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
196 to age-old versions of binutils and glibc.
198 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
200 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
202 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
204 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
206 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
208 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
209 requirement for binutils 2.13.
211 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
213 * combine.c (try_combine): Delete redundant i1 test. Call
214 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
216 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
218 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
219 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
221 <riscv64-*-elf>: Re-arrange section
222 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
223 <riscv32-*-linux>: Likewise.
224 <riscv64-*-elf>: Likewise
225 <riscv64-*-linux>: Likewise.
227 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
230 * aarch64.opt(verbose-cost-dump): Fix typo.
232 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
235 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
236 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
238 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
240 * reload.c (find_reloads): When reloading a nonoffsettable address,
241 use RELOAD_OTHER for it and its address reloads.
243 PR rtl-optimization/79910
244 * combine.c (record_used_regs): New static function.
245 (try_combine): Handle situations where there is an additional
246 instruction between I2 and I3 which needs to have a LOG_LINK
249 2017-03-17 Jeff Law <law@redhat.com>
251 PR tree-optimization/71437
252 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
253 conditional in the hash table first.
254 (vrp_dom_walker::before_dom_children): Extract condition from
255 ASSERT_EXPR. Record condition, its inverion and any implied
258 2017-03-17 Marek Polacek <polacek@redhat.com>
259 Markus Trippelsdorf <markus@trippelsdorf.de>
261 PR tree-optimization/80079
262 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
265 2017-03-17 Richard Biener <rguenther@suse.de>
268 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
269 Properly verify the LHS before the RHS possibly claims to be
271 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
274 2017-03-17 Martin Jambor <mjambor@suse.cz>
276 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
277 (List of -O2 options): Likewise.
278 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
281 2017-03-17 Tom de Vries <tom@codesourcery.com>
283 * gcov-dump.c (print_usage): Print bug_report_url.
285 2017-03-17 Richard Biener <rguenther@suse.de>
288 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
289 (parser::peek): Likewise.
291 2017-03-17 Richard Biener <rguenther@suse.de>
293 PR tree-optimization/80048
294 * sese.c (free_sese_info): Properly release rename_map and
295 copied_bb_map elements.
297 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
299 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
300 Add linked-list forward and backlinks. Insert on
301 construction, remove on destruction.
302 (class pass_store_merging): Add m_stores_head field.
303 (pass_store_merging::terminate_and_process_all_chains):
304 Iterate over m_stores_head list.
305 (pass_store_merging::terminate_all_aliasing_chains):
307 (pass_store_merging::execute): Check for debug stmts first.
308 Push new chains onto the m_stores_head stack.
310 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
313 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
314 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
315 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
317 2017-03-16 Jeff Law <law@redhat.com>
319 PR tree-optimization/71437
320 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
321 member function. Implementation moved into after_dom_children
322 member function and into the threader's thread_outgoing_edges
324 (dom_opt_dom_walker::after_dom_children): Simplify by moving
325 some code into new thread_outgoing_edges.
326 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
327 definition. Simplify marker handling (do it here). Assume we always
328 have the available expression and the const/copies tables.
329 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
331 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
332 * tree-vrp.c (equiv_stack): No longer file scoped.
333 (vrp_dom_walker): New class.
334 (vrp_dom_walker::before_dom_children): New member function.
335 (vrp_dom_walker::after_dom_children): Likewise.
336 (identify_jump_threads): Setup domwalker. Use it rather than
337 walking edges in a random order by hand. Simplify setup/finalization.
338 (finalize_jump_threads): Remove.
339 (vrp_finalize): Do not call identify_jump_threads here.
340 (execute_vrp): Do it here instead and call thread_through_all_blocks
343 PR tree-optimization/71437
344 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
346 (simplify_stmt_for_jump_threading): Add basic_block argument. All
348 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
349 (dom_opt_dom_walker::thread_across_edge): Remove
350 handle_dominating_asserts argument. All callers changed.
351 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
352 changes. Remove calls to lhs_of_dominating_assert. Other
353 uses of handle_dominating_asserts turn into unconditional code
354 (simplify_control_stmt_condition_1): Likewise.
355 (simplify_control_stmt_condition): Likewise.
356 (thread_through_normal_block, thread_across_edge): Likewise.
357 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
358 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
359 object if it is not an SSA_NAME.
360 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
361 before calling into the VRP specific simplifiers.
362 (identify_jump_threads): Remove handle_dominating_asserts
365 2017-03-16 Jakub Jelinek <jakub@redhat.com>
368 * tree-diagnostic.c (default_tree_printer): No longer static.
369 * tree-diagnostic.h (default_tree_printer): New prototype.
371 2017-03-16 Tamar Christina <tamar.christina@arm.com>
373 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
374 Change ins into fmov.
376 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
378 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
379 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
380 Use h_con constraint for operand 1.
381 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
382 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
384 2017-03-15 Jeff Law <law@redhat.com>
386 PR tree-optimization/71437
387 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
388 (record_temporary_equivalences): Use it.
390 PR tree-optimization/71437
391 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
392 tree-ssa-scopedtables.
393 (lookup_avail_expr, build_and_record_new_cond): Likewise.
394 (record_conditions, record_cond, vuse_eq): Likewise.
395 (record_edge_info): Adjust to API tweak of record_conditions.
396 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
397 (record_temporary_equivalences, optimize_stmt): Likewise.
398 (eliminate_redundant_computations): Likewise.
399 (record_equivalences_from_stmt): Likewise.
400 * tree-ssa-scopedtables.c: Include options.h and params.h.
401 (vuse_eq): New function, moved from tree-ssa-dom.c
402 (build_and_record_new_cond): Likewise.
403 (record_conditions): Likewise. Accept vector of conditions rather
404 than edge_equivalence structure for first argument.
405 for the first argument.
406 (avail_exprs_stack::lookup_avail_expr): New member function, moved
408 (avail_exprs_stack::record_cond): Likewise.
409 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
411 (avail_exprs_stack): Add new member functions lookup_avail_expr
413 (record_conditions): Declare.
415 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
418 * lra-constraints.c (process_alt_operands): Increase reject for
419 reloading an input/output operand.
421 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
424 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
425 insns to convert from signed/unsigned char/short to IEEE 128-bit
427 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
429 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.c (ix86_vector_duplicate_value): Create
433 subreg of inner mode for values already in registers.
435 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
437 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
438 iteration reg is used after the loop.
440 2017-03-14 Martin Sebor <msebor@redhat.com>
442 PR tree-optimization/79800
443 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
444 precision in negative-positive range.
445 (format_floating): Call non-const overload with adjusted precision.
447 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
450 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
453 2017-03-14 Martin Sebor <msebor@redhat.com>
456 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
457 * builtins.def (aligned_alloc): Use it.
460 * Makefile.in (GTFILES): Add calls.c.
461 * calls.c: Include "gt-calls.h".
463 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
465 PR rtl-optimization/79728
466 * regs.h (struct target_regs): New field
467 x_contains_allocatable_regs_of_mode.
468 (contains_allocatable_regs_of_mode): New macro.
469 * reginfo.c (init_reg_sets_1): Initialize it, and change
470 contains_reg_of_mode so it includes global regs as well.
471 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
472 rather than contains_regs_of_mode.
474 2017-03-14 Martin Liska <mliska@suse.cz>
476 * doc/invoke.texi: Document options that can't be combined with
477 -fcheck-pointer-bounds.
479 2017-03-14 Martin Liska <mliska@suse.cz>
482 * doc/invoke.texi (-Wchkp): Document the option.
484 2017-03-14 Martin Liska <mliska@suse.cz>
486 * Makefile.in: Install gcov-dump.
488 2017-03-14 Martin Liska <mliska@suse.cz>
490 * multiple_target.c (expand_target_clones): Bail out for
491 an invalid attribute.
493 2017-03-14 Richard Biener <rguenther@suse.de>
495 * alias.c (struct alias_set_entry): Pack properly.
496 * cfgloop.h (struct loop): Likewise.
497 * cse.c (struct set): Likewise.
498 * ipa-utils.c (struct searchc_env): Likewise.
499 * loop-invariant.c (struct invariant): Likewise.
500 * lra-remat.c (struct cand): Likewise.
501 * recog.c (struct change_t): Likewise.
502 * rtl.h (struct address_info): Likewise.
503 * symbol-summary.h (function_summary): Likewise.
504 * tree-loop-distribution.c (struct partition): Likewise.
505 * tree-object-size.c (struct object_size_info): Likewise.
506 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
507 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
508 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
509 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
510 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
511 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
512 (struct _stmt_vec_info): Likewise.
514 2017-03-14 Martin Liska <mliska@suse.cz>
517 * multiple_target.c (create_dispatcher_calls): Check that
518 a target can create a function dispatcher.
520 2017-03-14 Martin Liska <mliska@suse.cz>
523 * multiple_target.c (expand_target_clones): Drop local.local
524 flag for default implementation.
526 2017-03-14 Richard Biener <rguenther@suse.de>
528 PR tree-optimization/80030
529 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
531 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
533 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
534 gcc_fallthrough() instead of __attribute__((fallthrough));
536 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
538 * doc/gcc.texi: Remove "up" link to (DIR).
539 * doc/gccint.texi: Ditto.
541 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
543 * doc/install.texi (Specific) <avr>: Remove reference to
546 2017-03-13 Jeff Law <law@redhat.com>
548 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
549 attribute rather than comments.
551 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
552 match_scratch operand is highest.
554 2017-03-13 Martin Liska <mliska@suse.cz>
557 * ipa-pure-const.c (warn_function_noreturn): If the declarations
558 is a CHKP clone, use original declaration.
560 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
562 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
563 (arc_conditional_register_usage): Use a different allocation order
564 when optimizing for size.
565 * common/config/arc/arc-common.c (arc_option_optimization_table):
566 Section anchors default on when optimizing for size.
568 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
570 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
572 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
574 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
575 * config/arc/arc.md (cpu_facility): Add cd variant.
576 (*movqi_insn): Add code density variant.
577 (*movhi_insn): Likewise.
578 (*movqi_insn): Likewise.
579 (*addsi3_mixed): Likewise.
580 (subsi3_insn): Likewise.
582 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
584 * config/arc/arc.md (movsi_cond_exec): Update constraint.
586 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
588 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
589 expressions with MINUS and UNARY ops.
591 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
594 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
596 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
597 between vec_select and vector argument.
598 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
599 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
600 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
601 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
602 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
603 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
605 2017-03-13 Richard Biener <rguenther@suse.de>
608 * params.def (vect-max-peeling-for-alignment): Fix typo.
610 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
612 * doc/install.texi (Specific) <mips-*-*>: Remove description of
613 issue that only occurred with binutils below 2.18.
615 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
617 * doc/install.texi (Specific) <cris-axis-elf>: No longer
618 refer to binutils 2.11/2.12 minimum.
620 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
622 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
623 ftp.kernel.org and simplify binutils requirement.
625 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
627 * doc/invoke.texi (Warning Options): Fix spelling of link-time
629 (Optimize Options): Ditto. Also remove redundancy.
631 2017-03-10 David Malcolm <dmalcolm@redhat.com>
634 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
636 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
637 to G_ to avoid double translation.
639 2017-03-10 David Malcolm <dmalcolm@redhat.com>
642 * auto-profile.c (get_combined_location): Convert leading
643 character of diagnostics to lower case and remove trailing period.
644 (read_profile): Likewise for various diagnostics.
645 * config/arm/arm.c (arm_option_override): Remove trailing period
646 from various diagnostics.
647 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
648 (msp430_expand_delay_cycles): Likewise.
650 2017-03-10 David Malcolm <dmalcolm@redhat.com>
653 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
654 full command-line argument, rather than just "str".
655 (aarch64_validate_march): Likewise.
656 (aarch64_validate_mtune): Likewise.
658 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
660 PR rtl-optimization/78911
661 * lra-assigns.c (must_not_spill_p): New function.
664 2017-03-10 Jakub Jelinek <jakub@redhat.com>
666 PR tree-optimization/79981
667 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
668 ATOMIC_COMPARE_EXCHANGE ifn result.
669 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
670 IFN_ATOMIC_COMPARE_EXCHANGE.
672 2017-03-10 David Malcolm <dmalcolm@redhat.com>
675 * opts.c (parse_sanitizer_options): Add missing question mark to
676 "did you mean" message.
678 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
680 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
682 (VMULEUH_UNS): Likewise.
683 (VMULOUB_UNS): Likewise.
684 (VMULOUH_UNS): Likewise.
685 * config/rs6000/rs6000.c (builtin_function_type): Remove
686 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
688 2017-03-10 David Malcolm <dmalcolm@redhat.com>
691 * read-rtl-function.c (function_reader::read_rtx_operand): Update
692 x with result of extra_parsing_for_operand_code_0.
693 (function_reader::extra_parsing_for_operand_code_0): Convert
694 return type from void to rtx, returning x. When reading
695 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
696 larger size containing struct block_symbol.
698 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
700 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
701 -mfloat128-hardware without -m64.
703 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
706 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
707 entries to the case statement that marks unsigned arguments to
708 overloaded functions.
710 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
712 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
713 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
715 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
718 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
719 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
721 2017-03-10 Martin Liska <mliska@suse.cz>
725 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
726 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
729 2017-03-10 Olivier Hainque <hainque@adacore.com>
731 * tree-switch-conversion (array_value_type): Start by resetting
732 candidate type to it's main variant.
734 2017-03-10 Jakub Jelinek <jakub@redhat.com>
736 PR rtl-optimization/79909
737 * combine.c (try_combine): Use simplify_replace_rtx on individual
738 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
739 of the whole CALL_INSN_FUNCTION_USAGE.
741 PR tree-optimization/79972
742 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
743 get_range_info on SSA_NAMEs. Formatting fixes.
745 2017-03-10 Richard Biener <rguenther@suse.de>
746 Jakub Jelinek <jakub@redhat.com>
748 PR tree-optimization/77975
749 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
751 (get_val_for): For constant x return it. Formatting fix.
752 (loop_niter_by_eval): Avoid pointless looping if the next iteration
753 would use the same bases as the current one.
755 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
757 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
758 instead of vec_select for V1TImode.
759 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
761 (VSX_LE_128): Add V1TI to this mode iterator.
762 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
763 (*vsx_le_perm_store_<mode>): Likewise.
764 (pre-reload splitter for VSX stores): Likewise.
765 (post-reload splitter for VSX stores): Likewise.
766 (*vsx_xxpermdi2_le_<mode>): Likewise.
767 (*vsx_lxvd2x2_le_<mode>): Likewise.
768 (*vsx_stxvd2x2_le_<mode>): Likewise.
770 2017-03-09 Michael Eager <eager@eagercon.com>
772 Correct failures with --enable-checking=yes,rtl.
774 * config/microblaze/microblaze.c (microblaze_expand_shift):
775 Replace GET_CODE test with CONST_INT_P and INTVAL test with
777 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
778 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
780 2017-03-09 Richard Biener <rguenther@suse.de>
782 PR tree-optimization/79977
783 * graphite-scop-detection.c (scop_detection::merge_sese):
784 Handle the case of extra exits to blocks dominating the entry.
786 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
788 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
791 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
793 PR rtl-optimization/79949
794 * lra-constraints.c (process_alt_operands): Check memory when
795 trying to predict a cycle. Print about the overall increase.
797 2017-03-09 Richard Biener <rguenther@suse.de>
800 * gimple-expr.c (useless_type_conversion_p): Preserve
801 TYPE_SATURATING for fixed-point types.
803 2017-03-09 Richard Biener <rguenther@suse.de>
806 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
807 alignment of BLKmode params.
809 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
812 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
813 (VALL_NO_V2Q): Likewise.
815 * config/aarch64/aarch64-simd.md
816 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
818 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
819 VALL_NO_V2Q mode iterator.
820 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
822 2017-03-09 Martin Liska <mliska@suse.cz>
824 PR tree-optimization/79631
825 * tree-chkp-opt.c (chkp_is_constant_addr): Call
826 tree_int_cst_sign_bit just for INTEGER constants.
828 2017-03-09 Martin Liska <mliska@suse.cz>
832 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
835 2017-03-09 Marek Polacek <polacek@redhat.com>
838 * tree.c (inchash::add_expr): Handle TREE_VEC.
840 2017-03-09 Martin Liska <mliska@suse.cz>
843 (chkp_narrow_size_and_offset): New function.
844 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
845 (void chkp_parse_bit_field_ref): New function.
846 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
847 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
849 2017-03-09 Martin Liska <mliska@suse.cz>
852 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
853 (chkp_find_bounds_1): Remove gcc_unreachable.
855 2017-03-09 Jakub Jelinek <jakub@redhat.com>
858 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
859 BUILT_IN_SYNC*, determine the access type from the size suffix and
860 always build a MEM_REF with that type. Handle forgotten
861 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
864 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
865 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
866 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
867 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
868 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
869 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
870 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
871 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
872 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
873 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
874 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
875 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
876 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
877 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
878 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
879 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
880 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
881 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
882 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
883 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
884 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
885 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
886 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
887 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
888 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
889 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
890 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
891 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
892 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
893 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
894 definitions outside of __OPTIMIZE__ guarded section.
897 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
898 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
899 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
900 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
903 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
905 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
906 ("vfenez<mode>"): Add missing constraints.
908 2017-03-08 Martin Sebor <msebor@redhat.com>
911 * config/nds32/nds32.c (nds32_option_override):
913 2017-03-08 Jakub Jelinek <jakub@redhat.com>
916 * gimplify.c (gimplify_omp_for): Replace index var in outer
917 taskloop statement with an artificial variable and add
918 OMP_CLAUSE_PRIVATE clause for it.
920 2017-03-08 Richard Biener <rguenther@suse.de>
922 PR tree-optimization/79955
923 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
924 for accesses that are completely outside of the variable.
926 2017-03-08 Andrew Haley <aph@redhat.com>
928 PR tree-optimization/79943
929 * tree-ssa-loop-split.c (compute_new_first_bound): When
930 calculating the new upper bound, (END-BEG) should be added, not
933 2017-03-08 Jakub Jelinek <jakub@redhat.com>
935 * config/avr/avr.md (setmemhi): Make sure match_dup
936 operand number comes before match_scratch.
938 2017-03-08 Richard Biener <rguenther@suse.de>
940 PR tree-optimization/79920
941 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
942 with ncopies == 1 to ...
943 (vect_transform_slp_perm_load): ... here. Properly compute
944 all element loads by iterating VF times over the group. Do
945 not handle ncopies (computed in a broken way) in
946 vect_create_mask_and_perm.
948 2017-03-08 Jakub Jelinek <jakub@redhat.com>
951 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
952 is a uniform vector, use uniform_vector_p return value instead of
953 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
955 2017-03-07 Marek Polacek <polacek@redhat.com>
958 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
959 (alloca_call_type): Likewise.
961 2017-03-07 Martin Liska <mliska@suse.cz>
963 * gcov.c (process_args): Put comment to correct location.
965 2017-03-07 Martin Liska <mliska@suse.cz>
968 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
969 Use array_at_struct_end_p instead of DECL_CHAIN (field).
970 (chkp_narrow_bounds_for_field): Likewise.
971 (chkp_parse_array_and_component_ref): Pass one more argument to
974 2017-03-07 Richard Biener <rguenther@suse.de>
976 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
979 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
981 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
982 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
984 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
987 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
988 to end of description.
989 (PARAM_MAX_STORES_TO_MERGE): Likewise.
991 2017-03-07 Jakub Jelinek <jakub@redhat.com>
993 PR rtl-optimization/79901
994 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
996 (*avx512f_<code><mode>3<mask_name>): ... this.
997 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
998 iterator instead of VI8_AVX2_AVX512BW.
1000 PR rtl-optimization/79901
1001 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1002 min/max expander, expand it using expand_vec_cond_expr.
1005 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1008 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1011 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1012 to void * for PCH reasons.
1013 * dwarf2out.c (output_loc_operands, output_die): Cast
1014 v.val_vec.array to unsigned char *.
1016 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1019 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1022 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1024 PR rtl-optimization/79571
1025 * lra-constraints.c (process_alt_operands): Calculate static
1026 reject and subtract it from overall when only addresses will be
1029 2017-03-06 Julia Koval <julia.koval@intel.com>
1032 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1033 incoming stack boundary to 128 for 64-bit targets.
1035 2017-03-06 Richard Biener <rguenther@suse.de>
1037 PR tree-optimization/79894
1038 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1039 to NULL after folding it.
1041 2017-03-06 Richard Biener <rguenther@suse.de>
1043 PR tree-optimization/79824
1044 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1045 check disabling peeling for gaps.
1047 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1049 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1050 attributes): Document gettimeofday.
1052 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1054 * config/s390/s390.c (s390_option_override_internal): Set
1055 PARAM_MIN_VECT_LOOP_BOUND
1057 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1059 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1060 * config/s390/s390.md: Likewise.
1062 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1065 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1066 (<avx2_avx512>_perm<mode>): Rename to ...
1067 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1069 (<avx512>_perm<mode>_mask): Rename to ...
1070 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1072 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1073 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1074 instead of VI8F_256_512.
1075 (avx512f_perm<mode>): New define_expand.
1076 (avx512f_perm<mode>_mask): Likewise.
1077 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1078 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1080 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1082 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
1083 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
1085 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
1087 2017-03-06 Martin Liska <mliska@suse.cz>
1090 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
1091 when having a SSA NAME w/o VAR_DECL assigned to it.
1093 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1095 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
1096 msa_dpsub_<su>_d): Fix MODE for vec_select.
1098 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1100 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
1102 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
1104 2017-03-06 Richard Biener <rguenther@suse.de>
1106 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
1107 * plugin.c (register_plugin_info): Likewise.
1108 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
1110 2017-03-05 Jakub Jelinek <jakub@redhat.com>
1112 * config/i386/sse.md (sse_storehps, sse_storelps,
1113 avx_<castmode><avxsizesuffix>_<castmode>,
1114 avx512f_<castmode><avxsizesuffix>_<castmode>,
1115 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
1116 in condition that at least one operand is not a MEM.
1118 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1121 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
1122 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1124 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1125 gimple_call_nothrow_p flag based on whether original builtin can throw.
1126 If it can, emit following stmts on the fallthrough edge.
1127 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1128 don't create new bb if inserting just debug stmts on the edge, try to
1129 insert them on the fallthru bb or just reset debug stmts.
1131 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1134 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1135 restore recog_data (including the operand rtxes inside it) around
1136 the call to get_insn_template.
1138 2017-03-03 Martin Sebor <msebor@redhat.com>
1140 PR tree-optimization/79699
1141 * context.c (context::~context): Free MPFR caches to avoid
1142 a memory leak on program exit.
1144 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1146 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1147 Use wide_int::ulow () instead of .elt (0).
1149 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1151 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1152 (*pushxf): Limit oF constraint to 32bit targets and add oC
1153 constraint for 64bit targets.
1154 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1155 (*pushdf): Change rmF constraint to rmC.
1157 2017-03-03 Martin Liska <mliska@suse.cz>
1159 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1160 Remove unused variable.
1162 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1165 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1166 is a memory operand, increase num_memory.
1167 (ix86_expand_args_builtin): Likewise.
1169 2017-03-03 Jan Hubicka <jh@suse.cz>
1172 * ipa-devirt.c (maybe_record_node): Properly handle
1173 __cxa_pure_virtual visibility.
1175 2017-03-03 Martin Liska <mliska@suse.cz>
1177 PR tree-optimization/79803
1178 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1180 (pass_loop_prefetch::execute): Disabled optimization if an
1181 assumption about L1 cache size is not met.
1183 2017-03-03 Martin Liska <mliska@suse.cz>
1185 PR rtl-optimization/79574
1186 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1187 (hash_scan_set): Likewise.
1188 (dump_hash_table): Likewise.
1189 (hoist_code): Likewise.
1191 2017-03-03 Richard Biener <rguenther@suse.de>
1193 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1194 in place of uhigh ().
1195 (fixed_convert_from_real): Likewise.
1197 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1202 2017-03-03 Richard Biener <rguenther@suse.de>
1205 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1206 TYPE_OVERFLOW_UNDEFINED check.
1208 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1210 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1212 (vector_ae_<mode>_p): Likewise.
1213 (vector_nez_<mode>_p): Likewise.
1214 (vector_ne_v2di_p): Likewise.
1215 (vector_ae_v2di_p): Likewise.
1216 (vector_ne_<mode>_p): Likewise.
1217 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1219 (vsx_tsqrt<mode>2_fe): Likewise.
1221 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1226 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1228 PR rtl-optimization/79780
1229 * cprop.c (one_cprop_pass): When second and further conditional trap
1230 in a single basic block is turned into an unconditional trap, turn it
1231 into a deleted note to avoid RTL verification failures.
1233 2017-03-02 Richard Biener <rguenther@suse.de>
1235 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1237 2017-03-02 Richard Biener <rguenther@suse.de>
1239 PR tree-optimization/79345
1241 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1242 param and abort the walk, returning -1 if it is hit.
1243 (walk_aliased_vdefs): Take a limit param and pass it on.
1244 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1245 defaulting to 0 and return a signed int.
1246 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1247 (check_defs): New helper.
1248 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1249 about uninitialized memory.
1250 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1251 bogus uninitialized warning.
1252 (fixed_convert_from_real): Likewise.
1254 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1256 PR tree-optimization/66768
1257 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1258 iv_use if base object can't be determined.
1260 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1262 PR tree-optimization/79345
1263 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1264 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1265 (get_pattern_stats): Initialize it.
1266 * genemit.c (gen_expand): Verify match_scratch numbers come after
1267 match_operand/match_dup numbers.
1268 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1269 match_scratch numbers.
1270 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1272 * config/s390/s390.md (trunctdsd2): Likewise.
1274 2017-03-02 Richard Biener <rguenther@suse.de>
1276 * wide-int.h (wide_int_storage::operator=): Implement in terms
1279 2017-03-02 Richard Biener <rguenther@suse.de>
1281 PR tree-optimization/79777
1282 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1283 the to insert expression to sth existing.
1285 2017-03-01 Martin Sebor <msebor@redhat.com>
1288 * gimple-ssa-sprintf.c
1289 (directive::known_width_and_precision): New function.
1290 (format_integer): Use it.
1291 (get_mpfr_format_length): Consider the full range of precision
1292 when computing %g output with the # flag. Set the likely byte
1293 count to 3 rather than 1 when precision is indeterminate.
1294 (format_floating): Correct the lower bound of precision.
1296 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1298 * doc/invoke.texi: Document default code model for 64-bit Linux.
1300 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1303 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1304 udiv rather than div since input pattern is unsigned.
1306 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1308 * config/i386/i386.c (print_reg): Warn for values of
1309 unsupported size in integer register.
1311 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1314 * config/rs6000/predicates.md (current_file_function_operand): Do
1315 not allow self calls to be local if the function is replaceable.
1317 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1320 * config/rs6000/altivec.h (vec_ctz and others): Change the
1321 preprocessor macro that controls conditional compilation from
1322 _ARCH_PWR9 to __POWER9_VECTOR__.
1323 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1324 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1325 control (instead of _ARCH_PWR9 control) so that template
1326 definition uses power9-specific function.
1327 (vec_any_eq): Likewise.
1328 (vec_all_ne): Change macro definition to use a power9-specific
1329 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1330 _ARCH_PWR9 control).
1331 (vec_any_eq) Likewise.
1332 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1333 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1334 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1335 support for xvcmpnedp instruction.
1336 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1337 macro expansion so that Power9 implementation of vec_all_ne does
1338 not use the AltiVec predicate framework.
1339 (VCMPNEH_P): Likewise.
1340 (VCMPNEW_P): Likewise.
1341 (VCMPNED_P): Likewise.
1342 (VCMPNEFP_P): Likewise.
1343 (VCMPNEDP_P): Likewise.
1344 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1345 implementation of vec_any_eq to not use AltiVec predicate
1347 (VCMPAEH_P): Likewise.
1348 (VCMPAEW_P): Likewise.
1349 (VCMPAED_P): Likewise.
1350 (VCMPAEFP_P): Likewise.
1351 (VCMPAEDP_P): Likewise.
1352 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1353 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1354 not use the AltiVec predicate framework.
1355 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1356 of vec_any_eq to not use AltiVec predicate framework.
1357 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1358 support for predefined __POWER9_VECTOR__ macro to indicate that
1359 Power9 instruction selection is enabled.
1360 (altivec_overloaded_builtins): Remove extraneous
1361 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1362 function argument types RS6000_BTI_bool_V16QI and
1363 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1364 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1365 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1366 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1367 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1368 Power9 for implementations of vec_cmpne. Change the signature for
1369 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1370 (representing vec_all_ne) to remove the previously described first
1371 argument of type RS6000_BTI_INTSI, as this was an artifact of
1372 reliance on the AltiVec predicate framework, which is no longer
1373 used in the implementation of these functions. Add
1374 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1375 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1376 since, unlike the AltiVec predicate framework implementation, we
1377 do not share function descriptors between vec_alle and vec_anyeq.
1378 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1379 set of modes that receive special treatment even when
1380 TARGET_P9_VECTOR is true. The special treatment emits code that
1381 does not depend on Power9 instructions.
1382 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1383 define_expand to not rely on AltiVec predicate framework.
1384 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1386 (vector_ne_v2di_p): Change this define_expand to not rely on
1387 AltiVec predicate framework.
1388 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1390 (vector_ne_<mode>_p): Change this define_expand to not rely on
1391 AltiVec predicate framework.
1392 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1394 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1395 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1396 define_insn pattern.
1397 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1398 define_insn pattern because the xvcmpne<VSs>. instruction is not
1400 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1401 instruction is not supported.
1403 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1405 * config/nvptx/nvptx.c: Include intl.h.
1407 2017-03-01 Martin Jambor <mjambor@suse.cz>
1410 * ipa-prop.h (ipa_bits): Removed field known.
1411 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1412 to pointers. Adjusted their comments to warn about their sharing.
1413 (ipcp_transformation_summary): Change bits to a vector of pointers.
1414 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1415 (ipa_get_ipa_bits_for_value): Declare.
1416 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1417 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1418 (ipa_bits_hash_table): Likewise.
1419 (ipa_vr_ggc_hash_traits): Likewise.
1420 (ipa_vr_hash_table): Likewise.
1421 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1422 being pointers and vr_known being removed.
1423 (ipa_set_jf_unknown): Likewise.
1424 (ipa_get_ipa_bits_for_value): New function.
1425 (ipa_set_jfunc_bits): Likewise.
1426 (ipa_get_value_range): New overloaded functions.
1427 (ipa_set_jfunc_vr): Likewise.
1428 (ipa_compute_jump_functions_for_edge): Use the above functions to
1429 construct bits and vr parts of jump functions.
1430 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1431 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1433 (ipcp_grow_transformations_if_necessary): Also allocate
1434 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1436 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1437 them. Fix too long lines.
1438 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1439 vr_known being removed.
1440 (ipa_read_jump_function): Use new setter functions to construct bits
1441 and vr parts of jump functions or set them to NULL.
1442 (write_ipcp_transformation_info): Adjust for bits being pointers.
1443 (read_ipcp_transformation_info): Likewise.
1444 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1446 Include gt-ipa-prop.h.
1447 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1449 (ipcp_store_bits_results): Likewise.
1450 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1451 Do not write to existing jump functions but use a temporary instead.
1453 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1456 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1457 attempt to use its first operand as BIT_FIELD_REF base.
1459 2017-03-01 Richard Biener <rguenther@suse.de>
1462 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1463 interpolating formula in wrapping arithmetic.
1464 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1466 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1468 PR tree-optimization/79734
1469 * tree-vect-generic.c (expand_vector_condition): Optimize
1470 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1471 Handle VEC_COND_EXPR where comparison has different inner width from
1474 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1476 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1477 markup, and similar issues. Remove @opindex entries for things
1478 that aren't options. Add missing -mmpy-option entries.
1480 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1482 PR tree-optimization/79737
1483 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1484 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1485 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1486 instead of byte_size. Formatting fix.
1487 (shift_bytes_in_array_right): Formatting fix.
1489 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1492 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1493 condition on optimize for the leaf function test.
1495 2017-02-28 Martin Liska <mliska@suse.cz>
1498 * read-rtl-function.c (function_reader::handle_unknown_directive):
1499 Bail out when one uses -flto.
1501 2017-02-28 Martin Liska <mliska@suse.cz>
1503 * common.opt: Replace space with tabular for options of <number>
1505 * config/i386/i386.opt: Show <number> value for
1506 -mlarge-data-threshold.
1507 * opts.c (print_filtered_help): Do not display number in hexadecimal
1510 2017-02-28 Martin Liska <mliska@suse.cz>
1512 * common.opt: Fix --help=option -Q for options which are of
1515 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/i386.c (print_reg): Error out for values
1518 of 8-bit size in invalid integer register.
1520 2017-02-28 Martin Sebor <msebor@redhat.com>
1522 PR tree-optimization/79691
1523 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1525 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1528 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1529 gcc_unreachable with output_operand_lossage.
1531 2017-02-28 Richard Biener <rguenther@suse.de>
1533 PR tree-optimization/79740
1534 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1536 (visit_nary_op): Insert the nary into the hashtable if we
1537 pattern-matched sth.
1538 * tree-ssa-pre.c (eliminate_insert): Robustify.
1540 2017-02-28 Richard Biener <rguenther@suse.de>
1543 * fold-const.c (decode_field_reference): Reject out-of-bound
1546 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1548 * config/i386/i386.c: Include intl.h.
1549 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1550 instead of just cond ? "..." : "...".
1551 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1552 * coverage.c (read_counts_file): Likewise.
1553 * omp-offload.c: Include intl.h.
1554 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1555 of just cond ? "..." : "...".
1556 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1557 of just cond ? "..." : "...".
1559 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1562 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1564 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1565 'tune for' CPU name.
1566 * config/arm/arm-cpu-data.h: Regenerated.
1568 2017-02-28 Richard Biener <rguenther@suse.de>
1570 PR tree-optimization/79732
1571 * tree-inline.c (expand_call_inline): Do not shadow var.
1573 2017-02-28 Richard Biener <rguenther@suse.de>
1575 PR tree-optimization/79723
1576 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1577 address-space properly.
1579 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1581 * doc/optinfo.texi (Optimization groups): Fix option used for
1583 * doc/invoke.texi (-fopt-info): Document "omp".
1584 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1585 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1586 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1587 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1588 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1590 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1592 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1593 OPTGROUP_OMP with "omp".
1595 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1598 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1599 for arithmetic shift of unsigned V2DI.
1601 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1603 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1604 arc/linux.h headers.
1605 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1606 (LINK_SPEC): Likewise.
1607 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1608 (EXTRA_SPECS): Likewise.
1609 (STARTFILE_SPEC): Likewise.
1610 (ENDFILE_SPEC): Likewise.
1611 (LIB_SPEC): Likewise.
1612 (TARGET_SDATA_DEFAULT): Likewise.
1613 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1614 (MULTILIB_DEFAULTS): Likewise.
1615 (DWARF2_UNWIND_INFO): Likewise.
1616 * config/arc/big.h: New file.
1617 * config/arc/elf.h: Likewise.
1618 * config/arc/linux.h: Likewise.
1619 * config/arc/t-uClibc: Remove.
1621 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1623 PR tree-optimization/77536
1624 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1625 (tree_transform_and_unroll_loop): Use above function to compute the
1626 estimated niter of unrolled loop and use it when scaling profile.
1627 Also use count info rather than frequency if it's non-zero.
1628 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1629 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1630 (vect_transform_loop): Call above function.
1632 2017-02-27 Richard Biener <rguenther@suse.de>
1634 PR tree-optimization/45397
1635 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1636 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1637 (visit_nary_op): Add pattern matching for CSEing sign-changed
1638 or truncated operations with wider ones.
1640 2017-02-27 Richard Biener <rguenther@suse.de>
1642 PR tree-optimization/79690
1643 * tree-vect-stmts.c (vectorizable_store): Use vector type
1644 built from the DR with address-space.
1646 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1648 * doc/invoke.texi (Optimize Options): Refine the description
1649 of asan-use-after-return.
1651 2017-02-25 Alan Modra <amodra@gmail.com>
1653 PR rtl-optimization/79584
1654 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1655 base, not ad->base_term, the reg within base. Remove assertion
1656 that ad->base == ad->base_term. Replace gen_int_mode using
1657 bogus mode with const0_rtx.
1659 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1662 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1663 FMA_EXPR like tcc_binary or tcc_unary.
1665 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1668 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1670 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1671 (output_loc_operands): Handle DW_OP_call_ref and
1672 DW_OP_GNU_variable_value.
1673 (struct variable_value_struct): New type.
1674 (struct variable_value_hasher): Likewise.
1675 (variable_value_hash): New variable.
1676 (string_types): Remove.
1677 (copy_loc_descr): New function.
1678 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1679 (prepend_loc_descr_to_each): New function.
1680 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1681 instead of add_loc_descr_to_each if the first argument is single
1682 location list and the second has multiple.
1683 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1684 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1685 when looking for variable value which doesn't have other location info.
1686 (loc_list_from_tree): Formatting fix.
1687 (gen_array_type_die): Simplify DW_AT_string_length handling.
1688 (adjust_string_types): Remove.
1689 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1690 string_types. Call resolve_variable_values.
1691 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1692 (resolve_addr_in_expr): Likewise. Add A argument.
1693 (copy_deref_exprloc): Remove deref argument. Adjust for the
1694 original expression being DW_OP_GNU_variable_value with optionally
1695 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1696 optionally after it.
1697 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1698 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1699 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1700 (variable_value_hasher::hash, variable_value_hasher::equal): New
1702 (resolve_variable_value_in_expr, resolve_variable_value,
1703 resolve_variable_values, note_variable_value_in_expr,
1704 note_variable_value): New functions.
1705 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1708 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1711 * opts.h (handle_generated_option): Add GENERATED_P argument.
1712 * opts-common.c (handle_option): Adjust function comment.
1713 (handle_generated_option): Add GENERATED_P argument, pass it to
1715 (control_warning_option): Pass false to handle_generated_option
1717 * opts.c (maybe_default_option): Pass true to handle_generated_option
1719 * optc-gen.awk: Likewise.
1721 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1723 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1724 a REG, look at the REG it is a SUBREG of.
1725 (splitter for cmpeqsi_t): Ditto.
1727 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1729 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1730 the special USEs with the pattern of the insn, not the insn itself.
1732 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1735 * doc/invoke.texi: Document -mload-store-pairs.
1737 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1738 Sandra Loosemore <sandra@codesourcery.com>
1740 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1741 argument isn't a CONST_INT.
1742 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1743 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1744 (nios2_validate_compare): Bypass alternate compare logic if *op2
1746 (ldstwm_operation_p): Return false if first_base is not a REG or
1747 if first_offset is not a CONST_INT.
1749 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1751 * config/cris/cris.md: Use correct operand in a define_peephole2.
1753 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1755 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1757 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1759 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1760 this_insn if it is an INSN or JUMP_INSN.
1761 (force_offsettable): Look at base, not at addr.
1762 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1763 on things that aren't necessarily CONST_INTs.
1765 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1767 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1768 -mfpmath=sse is the default also for x86-32 targets with SSE2
1769 instruction set when @option{-ffast-math} is enabled
1771 2017-02-24 Jeff Law <law@redhat.com>
1773 PR rtl-optimizatoin/79286
1774 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1777 2017-02-24 Richard Biener <rguenther@suse.de>
1779 PR tree-optimization/79389
1780 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1783 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1785 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1786 function comment to reflect reality.
1787 (loop_exits_before_overflow): Fix typo in function description.
1789 2017-02-24 Richard Biener <rguenther@suse.de>
1791 PR tree-optimization/79389
1792 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1793 properly that a threading opportunity exists. Detect conditional
1794 copy/constant propagation opportunities.
1796 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1798 * config/visium/visium.md (type): Add trap.
1799 (b): New mode attribute.
1800 (*btst): Rename into...
1801 (*btst<mode>): ...this and adjust.
1802 (*cbranchsi4_btst_insn): Rename into...
1803 (*cbranch<mode>4_btst_insn): ...this and adjust.
1804 (trap): New define_insn.
1806 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1808 PR tree-optimization/79389
1809 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1810 (noce_reversed_cond_code): New function.
1811 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1812 reversed_comparison_code. Formatting fix.
1813 (noce_try_store_flag): Test rev_cond != NULL in addition to
1814 reversed_comparison_code.
1815 (noce_try_store_flag_constants): Likewise.
1816 (noce_try_store_flag_mask): Likewise.
1817 (noce_try_addcc): Use rev_cond if non-NULL instead of
1818 reversed_comparison_code.
1819 (noce_try_cmove_arith): Likewise. Formatting fixes.
1820 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1821 (noce_find_if_block): Initialize rev_cond.
1822 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1823 instead of false as last argument never attempt to reverse it
1826 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1828 PR tree-optimization/79663
1829 * tree-predcom.c (combine_chains): Process refs in reverse order
1830 only for ZERO length chains, and add explaining comment.
1832 2017-02-23 Jeff Law <law@redhat.com>
1834 PR tree-optimization/79578
1835 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1836 in call to operand_equal_p.
1838 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1841 * config/i386/cpuid.h: Fix another undefined behavior.
1843 2017-02-23 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/79683
1846 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1847 vector types for data-refs.
1849 2017-02-23 Martin Liska <mliska@suse.cz>
1851 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1853 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1856 * internal-fn.c (get_range_pos_neg): Moved to ...
1857 * tree.c (get_range_pos_neg): ... here. No longer static.
1858 * tree.h (get_range_pos_neg): New prototype.
1859 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1860 are known to be in between 0 and signed maximum inclusive, try to
1861 expand both unsigned and signed divmod and use the cheaper one from
1864 2017-02-22 Jeff Law <law@redhat.com>
1866 PR tree-optimization/79578
1867 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1868 to compare base operands.
1870 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1873 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1874 gpc_reg_operand instead of fpr_reg_operand.
1876 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1878 * config/mips/mips.c (mips_return_in_memory): Force FP
1879 vector types to be returned in memory for o32 ABI.
1881 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1883 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1884 instead of DW_TAG_member for static data member declarations and don't
1885 set no_linkage_name for static inline data members.
1886 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1889 2017-02-22 Martin Liska <mliska@suse.cz>
1891 * doc/invoke.texi: Replace inequality signs with square brackets
1894 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1896 PR tree-optimization/68644
1897 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1899 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1902 * lra-constraints.c (simplify_operand_subreg): Handle
1903 WORD_REGISTER_OPERATIONS targets.
1905 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1908 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1909 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1910 elimination by swapping fld*.
1912 2017-02-22 Richard Biener <rguenther@suse.de>
1914 PR tree-optimization/79673
1915 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1916 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1917 irrelevant address-space qualifiers and avoiding a
1918 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1920 2017-02-22 Richard Biener <rguenther@suse.de>
1922 PR tree-optimization/79666
1923 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1924 to not symbolically negate if that may introduce undefined
1927 2017-02-22 Martin Liska <mliska@suse.cz>
1930 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1931 * data-streamer-out.c (streamer_write_gcov_count_stream):
1933 * value-prof.c (stream_out_histogram_value): Make assert more
1934 precise based on type of counter.
1936 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1940 Use nonimmediate_operand instead of memory_operand for operand 1.
1941 (float-extend standard_x87sse_constant_load splitter): Ditto.
1943 2017-02-21 Jeff Law <law@redhat.com>
1945 PR tree-optimization/79621
1946 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1947 blocks with edges to themselves.
1949 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1952 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1953 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1954 Use gimple_call_builtin_p.
1957 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1958 on temporarily removed DEBUG_INSNs.
1960 PR tree-optimization/79649
1961 * tree-loop-distribution.c (classify_partition): Give up on
1962 non-generic address space loads/stores.
1964 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1966 * doc/loop.texi (Loop manipulation): Remove nonexistent
1967 tree_ssa_loop_version from the documentation.
1968 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1970 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1973 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1974 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1975 * config/rs6000/rs6000.c: Include except.h.
1976 (rs6000_expand_split_stack_prologue): Call
1977 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1979 2017-02-21 Martin Jambor <mjambor@suse.cz>
1982 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1985 2017-02-21 Martin Jambor <mjambor@suse.cz>
1987 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1988 for backward compatibility only.
1989 * doc/invoke.texi (Option Summary): Remove all references to
1992 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1996 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1998 * lra-constraints.c (curr_insn_transform): Handle
1999 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2001 2017-02-21 Martin Liska <mliska@suse.cz>
2003 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2005 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2007 PR translation/79638
2008 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2010 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2013 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2014 (arm_function_ok_for_sibcall): Return false for an indirect call by
2015 descriptor if all the argument registers are used.
2016 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2017 alignment of the function.
2019 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2021 PR tree-optimization/61441
2022 * simplify-rtx.c (simplify_const_unary_operation): For
2023 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2024 the sNaN unmodified.
2026 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2028 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2029 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2030 instead of SYSTEM_HEADER_DIR.
2032 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2033 Martin Liška <mliska@suse.cz>
2035 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2036 Fix typos and grammar, use active voice, and clarify.
2038 2017-02-20 Marek Polacek <polacek@redhat.com>
2041 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2044 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2046 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2049 * config/i386/i386.c (ix86_expand_builtin): Handle
2050 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2051 ix86_builtins_isa[fcode].isa as a requirement of those
2052 flags and any other flag in the bitmask.
2053 (ix86_init_mmx_sse_builtins): Use 0 instead of
2054 ~OPTION_MASK_ISA_64BIT as mask.
2055 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2056 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2057 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2058 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2060 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2063 * lra-constraints.c (split_reg): Check requested split mode
2064 is supported by the register.
2066 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2068 * lra-constraints.c (simplify_operand_subreg): Remove early
2071 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2074 * lra-constraints.c (curr_insn_transform): Tighten condition
2075 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2077 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2080 * lra-constraints.c (curr_insn_transform): Handle
2081 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2083 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
2086 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2090 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
2093 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
2096 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2098 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
2101 2017-02-18 Jakub Jelinek <jakub@redhat.com>
2103 * final.c (last_columnnum, override_columnnum): New variables.
2104 (final_start_function): Set last_columnnum, pass it to begin_prologue
2105 hook and pass 0 to dwarf2out_begin_prologue.
2106 (final_scan_insn): Update override_columnnum. Pass last_columnnum
2107 to source_line debug hook.
2108 (notice_source_line): Compute last_columnnum and for debug_column_info
2109 return true on column changes.
2110 * debug.h (struct gcc_debug_hooks): Add column argument to
2111 source_line and begin_prologue hooks.
2112 (debug_nothing_int_charstar_int_bool): Remove prototype.
2113 (debug_nothing_int_int_charstar,
2114 debug_nothing_int_int_charstar_int_bool): New prototypes.
2115 (dwarf2out_begin_prologue): Add column argument.
2116 * debug.c (do_nothing_debug_hooks): Adjust source_line and
2117 begin_prologue hooks.
2118 (debug_nothing_int_charstar_int_bool): Remove.
2119 (debug_nothing_int_int_charstar,
2120 debug_nothing_int_int_charstar_int_bool): New functions.
2121 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
2122 through to dwarf2out_source_line.
2123 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2124 (dwarf2out_source_line): Add column argument, emit it if requested.
2125 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2127 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2128 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2129 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2130 through to dwarf2out_begin_prologue.
2131 (vmsdbgout_source_line): Add column argument, pass it through to
2132 dwarf2out_source_line.
2133 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2134 dbxout_source_line caller.
2135 (dbxout_source_line): Add column argument.
2137 * common.opt (gno-column-info, gcolumn-info): New options.
2138 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2139 (check_die): Also test for multiple DW_AT_decl_column attributes.
2140 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2141 DW_AT_decl_column if requested.
2142 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2144 (gen_variable_die): Likewise.
2145 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2146 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2149 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2150 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2151 (ix86_handle_option): Handle OPT_m3dnowa.
2152 * doc/invoke.texi (-m3dnowa): Document.
2153 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2154 -m3dnowa instead of -m3dnow -march=athlon.
2157 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2158 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2160 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2163 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2164 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2165 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2166 generator for vsx_xxpermdi_<mode>_be.
2167 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2168 force big-endian semantics.
2169 (vsx_xxpermdi_<mode>_be): New define_expand with same
2170 implementation as previous version of vsx_xxpermdi_<mode>.
2172 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2174 PR tree-optimization/79327
2175 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2176 variable, its initialization and use.
2178 2017-02-17 Julia Koval <julia.koval@intel.com>
2180 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2181 (OPTION_MASK_ISA_PKU_UNSET): New.
2182 (ix86_handle_option): Handle -mrdpid.
2183 * config/i386/cpuid.h (bit_RDPID): New.
2184 * config/i386/driver-i386.c (host_detect_local_cpu):
2185 Detect RDPID feature.
2186 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2187 * config/i386/i386-c.c (ix86_target_macros_internal):
2189 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2190 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2191 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2192 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2193 * config/i386/i386.md (define_insn "rdpid"): New.
2194 * config/i386/i386.opt Add -mrdpid.
2195 * config/i386/immintrin.h (_rdpid_u32): New.
2197 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2199 PR rtl-optimization/79541
2200 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2201 instead of transforming it into USE.
2203 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2205 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2206 If HONOR_SNANS (SFmode) force the input to a register.
2207 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2208 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2209 an frsp or similar insn.
2211 2017-02-17 Martin Liska <mliska@suse.cz>
2213 PR rtl-optimization/79577
2214 * params.def (selsched-max-sched-times): Increase minimum to 1.
2216 2017-02-17 Martin Liska <mliska@suse.cz>
2218 PR rtl-optimization/79574
2219 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2221 2017-02-17 Martin Liska <mliska@suse.cz>
2223 PR tree-optimization/79529
2224 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2225 ssa_defined_default_def_p to handle cases which are implicitly
2227 * tree-ssa.c (ssa_defined_default_def_p): New function.
2228 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2229 which are implicitly defined.
2230 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2232 2017-02-17 Richard Biener <rguenther@suse.de>
2235 * params.def (max-ssa-name-query-depth): Limit to 10.
2237 2017-02-17 Richard Biener <rguenther@suse.de>
2239 PR tree-optimization/79552
2240 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2243 2017-02-17 Richard Biener <rguenther@suse.de>
2246 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2248 2017-02-17 Marek Polacek <polacek@redhat.com>
2251 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2252 (fold_negate_expr): New wrapper.
2254 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2256 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2257 Correct terminology and de-emphasize pre-standard behavior.
2259 2017-02-16 Alan Modra <amodra@gmail.com>
2261 PR rtl-optimization/79286
2262 * ira.c (def_dominates_uses): New function.
2263 (update_equiv_regs): Don't create an equivalence for insns that
2264 may trap where the register def does not dominate the use.
2266 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2268 PR rtl-optimization/78127
2269 * lra.c (lra): Call lra_eliminate before finish the loop after
2272 2017-02-16 Richard Biener <rguenther@suse.de>
2274 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2276 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2277 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2278 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2279 (isl_val_int_from_wi): New function.
2280 (extract_affine_gmp): Rename to ...
2281 (extract_affine_wi): ... this, take a widest_int.
2282 (extract_affine_int): Just wrap extract_affine_wi.
2283 (add_param_constraints): Use isl_val_int_from_wi.
2284 (add_loop_constraints): Likewise, and extract_affine_wi.
2286 2017-02-15 Jeff Law <law@redhat.com>
2289 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2290 ira_init_register_move_cost_if_necessary.
2292 2017-02-15 Martin Sebor <msebor@redhat.com>
2295 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2296 removed in a prior commit.
2298 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2300 PR tree-optimization/79347
2301 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2302 counters during peeling.
2304 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2306 * Makefile.in (site.exp): Remove "set ISLVER".
2308 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2311 * real.c (real_from_integer): Call real_convert even for decimal.
2313 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2316 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2318 2017-02-14 Andrew Pinski <apinski@cavium.com>
2320 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2321 cores and change the partno/implementer to be correct.
2322 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2323 the 'B" as the implementer.
2324 * config/aarch64/aarch64-tune.md: Regenerate.
2326 2017-02-14 Carl Love <cel@us.ibm.com>
2328 * config/rs6000/rs6000.c: Add case statement entry to make the
2329 xvcvuxdsp built-in argument unsigned.
2330 * config/rs6000/vsx.md: Fix the source and return operand types so they
2331 match the instruction definitions from the ISA document. Fix typo
2332 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2335 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2338 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2339 member early_clobber_alts.
2340 * lra-lives.c (reg_early_clobber_p): New.
2341 (process_bb_lives): Use it.
2342 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2343 (debug_operand_data): Initialize early_clobber_alts.
2344 (setup_operand_alternative): Set up early_clobber_alts.
2345 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2346 alternatives to new_insn_reg.
2347 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2349 (lra_update_insn_regno_info): Pass the new arg.
2351 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2354 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2355 (new_oacc_loop_raw): Don't clear already cleared fields.
2358 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2359 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2360 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2362 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2367 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2370 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2371 the extra instruction to the right place to store 128-bit constant
2374 2017-02-14 Martin Sebor <msebor@redhat.com>
2377 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2378 warning for strings of unknown length.
2380 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2382 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2384 2017-02-14 Jeff Law <law@redhat.com>
2387 * ira-costs.c (scan_one_insn): Initialize register move costs
2388 for pseudos seen in USE/CLOBBER insns.
2390 PR tree-optimization/79095
2391 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2392 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2393 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2394 if the operands are known to be not equal, then the resulting range
2396 (intersect_ranges): If the new range is ~[0,0] and the old range is
2397 wide, then prefer ~[0,0].
2398 * tree-vrp.c (overflow_comparison_p_1): New function.
2399 (overflow_comparison_p): New function.
2400 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2401 if NAME is used in an overflow test.
2402 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2403 overflow check that can be expressed as an equality test, then adjust
2404 ops to be that equality test.
2406 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2408 * config/s390/s390-builtin-types.def: Remove flags argument.
2409 * config/s390/s390.c (s390_init_builtins): Likewise.
2411 2017-02-14 Martin Liska <mliska@suse.cz>
2413 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2414 vector. Fix trailing white spaces.
2416 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2418 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2421 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2423 PR rtl-optimization/68664
2424 * config/arm/arm.c (arm_sched_can_speculate_insn):
2425 New function. Declare prototype.
2426 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2428 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2430 PR rtl-optimization/68664
2431 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2433 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2435 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2437 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2438 max skip bytes for function, loop and jump.
2440 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2442 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2443 ABS_EXPR for gimple dump.
2445 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2448 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2450 PR tree-optimization/79408
2451 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2452 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2453 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2454 also if rhs1 is INTEGER_CST.
2456 2017-02-14 Richard Biener <rguenther@suse.de>
2459 * tree-into-ssa.c (insert_phi_nodes): When the function can
2460 have abnormal edges rewrite SSA names with broken use-def
2461 dominance out of SSA and register them for PHI insertion.
2463 2017-02-13 Martin Sebor <msebor@redhat.com>
2466 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2467 clearing info.nowrite flag when snprintf size argument is a range.
2469 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2471 * cprop.c (cprop_jump): Add missing space in string literal.
2472 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2473 (get_constraint_for_component_ref): Likewise.
2474 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2475 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2476 * lra-constraints.c (process_alt_operands): Likewise.
2477 * ipa-inline.c (inline_small_functions): Likewise.
2478 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2479 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2480 * trans-mem.c (diagnose_tm_1_op): Likewise.
2481 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2482 (grid_parallel_clauses_gridifiable): Likewise.
2484 * config/nvptx/mkoffload.c (process): Add space in between
2487 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2488 "MOD4_SSE_REGS" and "ALL_REGS".
2490 * spellcheck.c (test_data): Add , in between "foo" and "food".
2492 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2495 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2496 boundary crossing check and subsequent code generation agree.
2498 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2500 * config/aarch64/aarch64.c (has_memory_op): Delete.
2501 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2504 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2506 PR rtl-optimization/79388
2507 PR rtl-optimization/79450
2508 * combine.c (distribute_notes): When removing TEM_INSN for which
2509 corresponding dest has last value recorded, invalidate that last
2512 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2514 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2515 of explicit '@'. Add missing assembly comment marker on branch costs
2518 2017-02-13 Nathan Sidwell <nathan@acm.org>
2520 * gengtype-lex.l (<in_struct>): Add '/'.
2522 2017-02-13 Martin Liska <mliska@suse.cz>
2525 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2527 2017-02-13 Richard Biener <rguenther@suse.de>
2529 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2531 * configure: Re-generate.
2532 * config.in: Likewise.
2533 * graphite-dependences.c: Simplify as if
2534 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2535 * graphite-isl-ast-to-gimple.c: Likewise.
2536 * graphite-optimize-isl.c: Likewise.
2537 * graphite-poly.c: Likewise.
2538 * graphite-sese-to-poly.c: Likewise.
2539 * graphite.h: Likewise.
2540 * toplev.c: Include isl/version.h and use isl_version () for
2541 printing the ISL version.
2542 * doc/install.texi: Update ISL requirement.
2544 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2546 * doc/standards.texi (Standards): Update reference to
2549 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2551 * doc/extend.texi (Named Address Spaces): sourceware.org now
2553 * doc/install.texi (Binaries): Ditto.
2556 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2558 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2559 standard terminology "stringize"/"stringizing" throughout.
2560 * doc/cppinternals.texi: Likewise.
2562 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2564 * doc/extend.texi: Fix some spelling mistakes and typos.
2565 * doc/invoke.texi: Likewise.
2567 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2570 * params.def (inline-min-speedup) Change from 10 to 8.
2572 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2574 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2577 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2580 * ipa-inline-analysis.c (get_minimal_bb): New function.
2581 (record_modified): Use it.
2582 (remap_edge_change_prob): Handle also ancestor functions.
2584 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2586 * doc/contrib.texi (Contributors): Remove broken link into
2587 the Mauve CVS repository.
2589 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2592 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2593 result computation whenever lhs doesn't have vector mode, not
2594 just when it has BLKmode.
2596 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2598 * doc/makefile.texi (profiledbootstrap): Refer to the
2599 installation instructions only in textual form.
2601 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2604 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2606 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2608 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2609 (Specific): Update mingw-w64 reference.
2611 (Specific): Remove broken link to Renesas RX processor.
2613 2017-02-10 Richard Biener <rguenther@suse.de>
2615 * toplev.c (process_options): Do not mention obsolete graphite
2616 options when printing sorry message about missing graphite support.
2617 Mention -floop-nest-optimize.
2619 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2621 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2622 (vtst_p16): Likewise.
2623 (vtstq_p8): Likewise.
2624 (vtstq_p16): Likewise.
2626 (vtstq_p64): Likewise.
2627 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2628 (vset_lane_p64): New.
2629 (vsetq_lane_p64): New.
2631 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2633 PR tree-optimization/79411
2634 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2635 stmt operands are SSA_NAMEs used in abnormal phis.
2636 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2639 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2642 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2645 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2647 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2649 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2651 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2655 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2656 not arbitrary TREE_CONSTANT.
2659 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2660 "omp declare target link" attribute unless is_global_var.
2661 * omp-offload.c (find_link_var_op): Likewise.
2663 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2664 Chung-Lin Tang <cltang@codesourcery.com>
2666 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2668 (gimplify_adjust_omp_clauses): Don't delete TILE.
2669 (gimplify_omp_for): Deal with TILE.
2670 * internal-fn.c (expand_GOACC_TILE): New function.
2671 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2673 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2674 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2676 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2677 avoid DIV for outermost collapse var.
2678 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2679 Remove out of date comments, fix whitespace.
2680 * omp-general.c (omp_extract_for_data): Deal with tiling.
2681 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2682 adjust OLF_DIM_BASE value.
2683 (struct omp_for_data): Add tiling field.
2684 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2685 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2686 for auto loops. Remove default auto determining, moved to
2687 oacc_loop_fixed_partitions.
2688 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2689 stmts, add e_mask field.
2690 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2691 (oacc_thread_numbers): Use oacc_dim_call.
2692 (oacc_xform_tile): New.
2693 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2694 (finish_oacc_loop): Adjust for ifns vector.
2695 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2696 add case for GOACC_TILE fns.
2697 (oacc_loop_xform_loop): Delete.
2698 (oacc_loop_process): Iterate over call list directly, and add
2699 handling for GOACC_TILE fns.
2700 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2702 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2703 vector partitioning to outer loops. Assign 2 partitions to loops
2704 when available. Add TILE handling.
2705 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2706 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2707 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2708 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2709 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2711 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2713 * configure.ac (ACX_BUGURL): Update.
2714 * configure: Regenerate.
2716 2017-02-09 Richard Biener <rguenther@suse.de>
2718 PR tree-optimization/69823
2719 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2720 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2722 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2724 * config/arc/arc-c.def: Add __NPS400__ definition.
2725 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2726 (TARGET_NPS400): Define.
2728 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2730 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2732 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2734 (arc_cpu_types): Fill the arch_info field with a pointer into the
2735 arc_arch_types table.
2736 (arc_selected_cpu): Declare.
2737 * config/arc/arc.c (arc_selected_cpu): Make global.
2738 (arc_selected_arch): Delete.
2739 (arc_base_cpu): Delete.
2740 (arc_override_options): Remove references to deleted variables,
2741 update access to arch information.
2742 (ARC_OPT): Update access to arch information.
2743 (ARC_OPTX): Likewise.
2744 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2745 (TARGET_ARC600): Update access to arch information.
2746 (TARGET_ARC601): Likewise.
2747 (TARGET_ARC700): Likewise.
2748 (TARGET_EM): Likewise.
2749 (TARGET_HS): Likewise.
2750 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2753 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2756 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2757 condition/operands for integer GE/LE/GEU/LEU operations.
2759 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2761 PR translation/79397
2762 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2765 2017-02-08 Martin Jambor <mjambor@suse.cz>
2768 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2769 whether allocation happened.
2770 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2771 nothing was allocated.
2773 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2775 PR tree-optimization/79408
2776 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2777 constant, but SSA_NAME with a known integer range, use the minimum
2778 of that range instead of op1 to determine if modulo can be replaced
2779 with its first operand.
2781 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2783 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2785 2017-02-08 Richard Biener <rguenther@suse.de>
2787 PR tree-optimization/71824
2788 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2789 Check all loops contained in the merged region.
2791 2017-02-07 Andrew Pinski <apinski@cavium.com>
2793 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2795 2017-02-07 Andrew Pinski <apinski@cavium.com>
2797 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2798 (thunderxt88): Likewise.
2799 (thunderxt81): Disable LSE and change v8.1 to v8.
2800 (thunderxt83): Likewise.
2802 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2803 Richard Biener <rguenther@suse.de>
2806 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2807 type from int to size_t.
2808 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2810 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2812 PR rtl-optimization/79386
2813 * cprop.c (bypass_conditional_jumps): Initialize
2814 bypass_last_basic_block already before splitting bbs after
2815 unconditional traps...
2816 (bypass_conditional_jumps): ... rather than here.
2819 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2820 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2821 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2822 fix -masm=intel patterns.
2824 2017-02-07 Richard Biener <rguenther@suse.de>
2826 PR tree-optimization/79256
2828 * builtins.c (get_object_alignment_2): Use min_align_of_type
2829 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2830 and ADJUST_FIELD_ALIGN.
2832 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2834 * doc/tm.texi: Regenerate.
2835 * stor-layout.c (layout_decl): Adjust.
2836 (update_alignment_for_field): Likewise.
2837 (place_field): Likewise.
2838 (min_align_of_type): Likewise.
2839 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2840 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2841 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2842 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2843 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2844 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2845 * config/i386/i386.c (x86_field_alignment): Likewise.
2846 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2847 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2848 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2849 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2850 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2851 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2855 2017-01-30 Richard Biener <rguenther@suse.de>
2857 PR tree-optimization/79256
2858 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2859 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2862 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2864 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2865 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2866 builtins to SImode and emit a zero-extend, if necessary.
2868 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2870 * docs/invoke.texi (RISC-V Options): Alphabetize.
2872 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2874 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2877 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2879 * config/riscv/riscv.c: New file.
2880 * gcc/common/config/riscv/riscv-common.c: Likewise.
2881 * config.gcc: Likewise.
2882 * config/riscv/constraints.md: Likewise.
2883 * config/riscv/elf.h: Likewise.
2884 * config/riscv/generic.md: Likewise.
2885 * config/riscv/linux.h: Likewise.
2886 * config/riscv/multilib-generator: Likewise.
2887 * config/riscv/peephole.md: Likewise.
2888 * config/riscv/pic.md: Likewise.
2889 * config/riscv/predicates.md: Likewise.
2890 * config/riscv/riscv-builtins.c: Likewise.
2891 * config/riscv/riscv-c.c: Likewise.
2892 * config/riscv/riscv-ftypes.def: Likewise.
2893 * config/riscv/riscv-modes.def: Likewise.
2894 * config/riscv/riscv-opts.h: Likewise.
2895 * config/riscv/riscv-protos.h: Likewise.
2896 * config/riscv/riscv.h: Likewise.
2897 * config/riscv/riscv.md: Likewise.
2898 * config/riscv/riscv.opt: Likewise.
2899 * config/riscv/sync.md: Likewise.
2900 * config/riscv/t-elf-multilib: Likewise.
2901 * config/riscv/t-linux: Likewise.
2902 * config/riscv/t-linux-multilib: Likewise.
2903 * config/riscv/t-riscv: Likewise.
2904 * configure.ac: Likewise.
2905 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2906 Waterman as RISC-V maintainers.
2907 * doc/install.texi: Add RISC-V entries.
2908 * doc/invoke.texi: Add RISC-V options section.
2909 * doc/md.texi: Add RISC-V constraints section.
2910 * configure: Regenerated.
2912 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2915 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2916 false values to be constant vectors with all 0 or all 1 bits set.
2917 (vcondu<mode><mode>): Likewise.
2918 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2920 (fpmask_comparison_operator): Update comment.
2921 (vecint_comparison_operator): New predicate.
2922 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2923 vector conditionals when the true and false values are constant
2924 vectors with all 0 bits or all 1 bits set.
2926 2017-02-06 Martin Sebor <msebor@redhat.com>
2928 PR tree-optimization/79376
2929 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2931 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2934 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2935 to simplify split condition.
2937 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2939 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2940 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2943 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2945 PR rtl-optimization/68664
2946 * target.def (can_speculate_insn): New hook.
2947 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2948 * doc/tm.texi: Regenerate.
2949 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2950 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2951 (rs6000_sched_can_speculate_insn): New function.
2953 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2955 PR tree-optimization/79284
2956 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2957 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2958 vectorizable_mask_load_store, vectorizable_operation,
2959 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2960 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2961 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2962 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2963 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2964 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2965 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2966 is_gimple_assign (stmt). Replace another such test with
2967 is_gimple_assign (stmt).
2969 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2972 * config/avr/avr.c (rtl-iter.h): Include it.
2973 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2974 (avr_legitimate_combined_insn): ...and implementation.
2976 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2978 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2979 * config/s390/s390.c (s390_const_operand_ok)
2980 (s390_canonicalize_comparison, s390_extract_part)
2981 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2982 (s390_contiguous_bitmask_p, s390_rtx_costs)
2983 (legitimize_pic_address): Likewise.
2984 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2985 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2986 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2987 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2988 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2990 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2992 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2993 REGNO($0) == REGNO($1).
2995 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2997 * config/s390/linux.h(SIZE_TYPE): Add comment.
2999 2017-02-06 Julian Brown <julian@codesourcery.com>
3000 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3001 Virendra Pathak <virendra.pathak@broadcom.com>
3003 * config/aarch64/aarch64-cores.def: Change the scheduler
3005 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3006 * config/aarch64/thunderx2t99.md: New file.
3008 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3010 * doc/standards.texi (Go Language): Update link to language
3013 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3015 * tree-eh.c (lower_resx): Sanitize profile.
3016 (cleanup_empty_eh_move_lp): Likewise.
3018 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3021 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3023 * cfgloopmanip.h (loop_version): Update prototype.
3024 * modulo-sched.c (sms_schedule): Update call of loop_version.
3025 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3026 * tree-parloops.c (gen_parallel_loop): Likewise.
3027 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3028 * tree-ssa-loop-split.c (split_loop): Likewise.
3029 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3030 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3032 2017-02-05 Martin Liska <mliska@suse.cz>
3035 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3037 (print_operand_address): Initialize a struct to zero.
3039 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3041 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3042 garbage collector only in textual form.
3044 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3046 * doc/extend.texi (x86 specific memory model extensions for
3047 transactional memory): Simplify a phrase.
3049 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3052 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3053 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3054 (atomic_storedi_1): Likewise.
3056 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3058 PR tree-optimization/79338
3059 * tree-parloops.c (gather_scalar_reductions): Don't call
3060 vect_analyze_loop_form for loop->inner before destroying loop's
3063 2017-02-03 Martin Sebor <msebor@redhat.com>
3065 PR tree-optimization/79327
3066 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3067 when precision has resulted in leading zeros.
3068 (format_integer): Adjust the likely counter to assume an unknown
3069 argument that may be zero is non-zero.
3071 2017-02-03 Jason Merrill <jason@redhat.com>
3074 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3075 avoid copying non-taken branch.
3077 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3079 PR tree-optimization/79340
3080 * tree-vect-loop.c (vectorizable_reduction): Release
3081 vec_defs elements after safe_splicing them into other vectors.
3084 PR tree-optimization/79327
3085 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
3086 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
3088 (format_integer): Use wide_int_to_tree instead of build_int_cst
3089 + to_?hwi. If argmin is NULL, just set argmin and argmax to
3090 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
3091 of shortest and longest sequence.
3093 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3096 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
3098 2017-02-03 Walter Lee <walt@tilera.com>
3101 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
3102 after initial stackframe link reg save.
3103 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
3105 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3108 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
3109 wu for stxssp alternative.
3111 2017-02-03 Martin Sebor <msebor@redhat.com>
3113 PR tree-optimization/79352
3114 * gimple-fold.c (get_range_strlen): Add argument.
3115 (get_range_strlen): Change return type to bool.
3116 (get_maxval_strlen): Pass in a dummy argument.
3117 * gimple-fold.h (get_range_strlen): Change return type to bool.
3118 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
3119 * tree.h (array_at_struct_end_p): Add argument.
3120 * tree.c (array_at_struct_end_p): Handle it.
3122 2017-02-03 Martin Liska <mliska@suse.cz>
3125 * multiple_target.c (create_dispatcher_calls): Redirect edge
3126 from a caller of a dispatcher.
3127 (expand_target_clones): Make the clones local.
3128 (ipa_target_clone): Do both target clones and resolvers.
3129 (ipa_dispatcher_calls): Remove the pass.
3130 (pass_dispatcher_calls::gate): Likewise.
3131 (make_pass_dispatcher_calls): Likewise.
3132 * passes.def (pass_target_clone): Put as very first IPA early
3135 2017-02-03 Martin Liska <mliska@suse.cz>
3137 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3138 in case of a function with ifunc attribute.
3140 2017-02-03 Martin Liska <mliska@suse.cz>
3142 * cgraph.c (cgraph_node::dump): Dump function version info.
3143 * symtab.c (symtab_node::dump_base): Add missing new line.
3145 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3147 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3148 (ifcombine_ifandif): Use it.
3150 2017-02-03 Martin Liska <mliska@suse.cz>
3152 * doc/invoke.texi: Document default value for
3153 use-after-scope-direct-emission-threshold.
3155 2017-02-03 Martin Liska <mliska@suse.cz>
3157 PR tree-optimization/79339
3158 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3159 (format_floating): Likewise.
3161 2017-02-03 Martin Liska <mliska@suse.cz>
3164 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3166 (ipa_node_params_t::remove): Likewise.
3167 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3168 initialization from removed ipa_node_params_t::insert.
3169 (ipa_node_params::~ipa_node_params): Move from removed
3170 ipa_node_params_t::release.
3171 * symbol-summary.h (symbol_summary::m_released): New member.
3172 Do not release a summary twice. Do not allow to call finalizer
3173 for types of a summary that live in GGC memory.
3175 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3177 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3180 2017-02-02 Martin Sebor <msebor@redhat.com>
3183 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3184 (format_string): Tighten up the range of output for non-constant
3185 strings and correct the expected range for wide non-constant strings.
3187 2017-02-02 Martin Sebor <msebor@redhat.com>
3189 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3192 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3194 (-fdump-tree-@var): Add to index and document how to come up
3195 with pass-specific option and dump file names.
3196 (-fdump-passes): Clarify where to look for output.
3198 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3201 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3202 statistics of the analyzed path; allow threading for speed when
3203 any of BBs along the path are optimized for speed.
3205 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3208 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3209 settings of the virtual registers.
3212 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3214 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3215 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3218 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3220 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3221 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3223 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3225 * config/s390/s390.md: Add missing comments with the expanded
3227 * config/s390/vector.md: Likewise.
3228 * config/s390/vx-builtins.md: Likewise.
3230 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3233 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3234 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3235 conditions on a single line.
3237 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3239 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3240 __S390_VX__ to __VX__.
3242 2017-02-01 Andrew Pinski <apinski@cavium.com>
3244 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3245 stmt_info to record_stmt_cost.
3246 (vect_get_known_peeling_cost): Pass stmt_info if known to
3248 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3249 cpu_vector_cost field into
3250 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3251 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3252 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3253 splitting of scalar_stmt_cost and vec_stmt_cost.
3254 (thunderx_vector_cost): Likewise.
3255 (cortexa57_vector_cost): LIkewise.
3256 (exynosm1_vector_cost): Likewise.
3257 (xgene1_vector_cost): Likewise.
3258 (thunderx2t99_vector_cost): Improve after the splitting of the two
3260 (aarch64_builtin_vectorization_cost): Update for the splitting of
3261 scalar_stmt_cost and vec_stmt_cost.
3263 2017-02-01 Torvald Riegel <triegel@redhat.com>
3264 Richard Henderson <rth@redhat.com>
3266 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3267 conditional on existance of a fast atomic load.
3268 * optabs-query.c (can_atomic_load_p): New function.
3269 * optabs-query.h (can_atomic_load_p): Declare it.
3270 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3271 no fast atomic load is available for the particular size of access.
3272 (expand_atomic_compare_and_swap): Likewise.
3273 (expand_atomic_load): Likewise.
3274 (expand_atomic_store): Likewise.
3275 (expand_atomic_fetch_op): Likewise.
3276 * testsuite/lib/target-supports.exp
3277 (check_effective_target_sync_int_128): Remove x86 because it provides
3278 no fast atomic load.
3279 (check_effective_target_sync_int_128_runtime): Likewise.
3281 2017-02-01 Richard Biener <rguenther@suse.de>
3283 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3284 (graphite_transform_loops): Provide opt-info for optimized nests.
3285 * tree-parloop.c (parallelize_loops): Provide opt-info for
3288 2017-02-01 Richard Biener <rguenther@suse.de>
3291 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3294 2017-02-01 Richard Biener <rguenther@suse.de>
3296 PR tree-optimization/71824
3297 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3298 Verify the loops are valid in the merged SESE region.
3299 (scop_detection::can_represent_loop_1): Check analyzing the
3300 evolution of the number of iterations in the region succeeds.
3302 2017-01-31 Ian Lance Taylor <iant@golang.org>
3304 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3305 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3307 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3309 PR preprocessor/79210
3310 * input.c (get_substring_ranges_for_loc): Replace line_width
3311 assertion with error-handling.
3313 2017-01-31 Richard Biener <rguenther@suse.de>
3315 PR tree-optimization/77318
3316 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3317 (create_pw_aff_from_tree): Take loop parameter.
3318 (add_condition_to_pbb): Pass loop of the condition to
3319 create_pw_aff_from_tree.
3321 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3323 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3324 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3326 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3330 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3332 (convert_int_to_float128): Likewise.
3333 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3334 (convert_int_to_float128): Likewise.
3335 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3336 (UNSPEC_IEEE128_CONVERT): Likewise.
3337 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3338 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3339 Use local variables for IBM extended format.
3340 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3341 (fix_trunc<mode>si2_fprs): Likewise.
3342 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3343 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3344 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3345 to know that we can now have integers of all sizes in vector
3347 (fix<uns>_<mode>di2_hw): Likewise.
3348 (float<uns>_<mode>si2_hw): Likewise.
3349 (fix_<mode>si2_hw): Likewise.
3350 (fixuns_<mode>si2_hw): Likewise.
3351 (float<uns>_<mode>di2_hw): Likewise.
3352 (float_<mode>di2_hw): Likewise.
3353 (float_<mode>si2_hw): Likewise.
3354 (floatuns_<mode>di2_hw): Likewise.
3355 (floatuns_<mode>si2_hw): Likewise.
3356 (xscvqp<su>wz_<mode>): Delete, no longer used.
3357 (xscvqp<su>dz_<mode>): Likewise.
3358 (xscv<su>dqp_<mode>): Likewise.
3359 (ieee128_mfvsrd_64bit): Likewise.
3360 (ieee128_mfvsrd_32bit): Likewise.
3361 (ieee128_mfvsrwz): Likewise.
3362 (ieee128_mtvsrw): Likewise.
3363 (ieee128_mtvsrd_64bit): Likewise.
3364 (ieee128_mtvsrd_32bit): Likewise.
3366 2017-01-31 Martin Liska <mliska@suse.cz>
3369 * ipa-prop.c (ipa_free_all_node_params): Call release method
3370 instead of ~sumbol_summary to not to trigger double times
3373 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3375 PR tree-optimization/71691
3376 * bitmap.h (class auto_bitmap): New.
3377 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3378 is_maybe_undefined instead of ssa_undefined_value_p.
3380 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3382 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3383 __S390_ARCH_LEVEL__ to __ARCH__.
3385 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3387 PR tree-optimization/79267
3388 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3389 if should_remove_lhs_p is true.
3391 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3394 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3395 (add_alignment_attribute): New.
3396 (base_type_die): Add alignment attribute.
3397 (subrange_type_die): Likewise.
3398 (modified_type_die): Likewise.
3399 (gen_array_type_die): Likewise.
3400 (gen_descr_array_type_die: Likewise.
3401 (gen_enumeration_type_die): Likewise.
3402 (gen_subprogram_die): Likewise.
3403 (gen_variable_die): Likewise.
3404 (gen_field_die): Likewise.
3405 (gen_ptr_to_mbr_type_die): Likewise.
3406 (gen_struct_or_union_type_die): Likewise.
3407 (gen_subroutine_type_die): Likewise.
3408 (gen_typedef_die): Likewise.
3409 (base_type_cmp): Compare alignment attribute.
3411 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3414 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3415 (setb_unsigned) New pattern for setb with CCUNS.
3416 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3417 subfc./subfe sequence to avoid overflow problems. Generate a
3418 shorter sequence with cmpld/setb for power9.
3419 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3420 for generating subfc. instruction.
3421 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3422 now uses this instruction.
3424 2017-01-30 Ian Lance Taylor <iant@google.com>
3427 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3428 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3430 2017-01-30 Martin Sebor <msebor@redhat.com>
3432 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3433 Move constant to the right of a relational operator.
3434 (get_mpfr_format_length, format_character, format_string): Ditto.
3435 (should_warn_p, maybe_warn): Same.
3437 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3439 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3442 * asan.c (get_translation_unit_decl): Remove function.
3443 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3445 2017-01-30 Martin Liska <mliska@suse.cz>
3447 PR gcov-profile/79259
3448 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3451 2017-01-30 Martin Liska <mliska@suse.cz>
3454 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3455 Initialize variables with NULL value.
3457 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3460 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3462 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3464 2017-01-30 Richard Biener <rguenther@suse.de>
3466 PR tree-optimization/79276
3467 * tree-vrp.c (process_assert_insertions): Properly adjust common
3468 when removing a duplicate.
3470 * gcc.dg/torture/pr79276.c: New testcase.
3472 2017-01-30 Richard Biener <rguenther@suse.de>
3474 PR tree-optimization/79256
3475 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3476 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3478 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3480 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3483 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3484 ("*r<noxa>sbg_<mode>_sll_bitmask")
3485 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3486 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3487 Use contiguous_bitmask_nowrap_operand.
3489 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3492 * config/rs6000/altivec.h (vec_xl): Revise #define.
3493 (vec_xst): Likewise.
3495 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3497 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3499 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3501 PR rtl-optimization/79194
3502 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3503 traps before call to bypass_conditional_jumps.
3505 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3507 PR tree-optimization/71374
3508 * lra-constraints.c (check_conflict_input_operands): New.
3509 (match_reload): Use it.
3511 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3514 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3515 account to calculate conflict_set.
3517 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3519 PR rtl-optimization/78559
3520 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3521 other_insn in combine.
3523 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3525 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3526 uint16_type_node for BT_UINT16.
3528 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3530 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3531 "RTL Tests" to menu.
3532 (GIMPLE Tests): New node.
3533 (RTL Tests): New node.
3535 2017-01-27 Richard Biener <rguenther@suse.de>
3537 PR tree-optimization/79245
3538 * tree-loop-distribution.c (distribute_loop): Apply cost
3539 modeling also to detected patterns.
3541 2017-01-27 Richard Biener <rguenther@suse.de>
3543 PR tree-optimization/71433
3544 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3545 (compare_assert_loc): New function.
3546 (process_assert_insertions): Sort and optimize assert locations
3547 to remove duplicates and push down identical assertions on
3548 edges to their destination block.
3550 2017-01-27 Richard Biener <rguenther@suse.de>
3552 PR tree-optimization/79244
3553 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3554 out SSA names even if abnormal.
3556 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3558 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3559 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3560 instead of MPFR_RNDN.
3562 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3565 * arm.c (arm_option_override): Don't call build_target_option_node
3566 until after doing all option overrides.
3567 (arm_valid_target_attribute_tree): Likewise.
3569 2017-01-27 Martin Liska <mliska@suse.cz>
3571 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3572 for {cd}tors and C++ {cd}tors.
3574 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3576 * config/s390/s390.md ("*setmem_long_and")
3577 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3579 2017-01-26 Martin Sebor <msebor@redhat.com>
3581 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3584 2017-01-26 Martin Sebor <msebor@redhat.com>
3586 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3587 HAVE_DFmode before using XFmode or DFmode.
3588 (parse_directive): Avoid using the z length modifier to avoid
3589 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3592 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3593 to accept adjustment as an array.
3594 (get_int_range): New function.
3595 (struct directive): Make width and prec arrays.
3596 (directive::set_width, directive::set_precision): Call get_int_range.
3597 (format_integer, format_floating): Handle width and precision ranges.
3598 (format_string, parse_directive): Same.
3600 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3603 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3604 comdat_type_p set, just clone them, but keep the children in the
3608 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3609 which have direct callers with -fvar-tracking-assignments enabled
3611 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3612 inside of type units.
3614 2017-01-26 Martin Sebor <msebor@redhat.com>
3617 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3619 (struct format_result): Replace number_chars, number_chars_min,
3620 and number_chars_max with a single member of struct result_range.
3622 (format_result::operator+=): Adjust.
3623 (struct fmtresult): Remove bounded. Handle likely and unlikely
3625 (fmtresult::adjust_for_width_or_precision): New function.
3626 (fmtresult:type_max_digits): New function.
3627 (bytes_remaining): Handle likely and unlikely counters.
3628 (min_bytes_remaining): Remove.
3629 (format_percent): Simplify.
3630 (format_integer, format_floating): Set likely and unlikely counters.
3631 (get_string_length, format_character, format_string): Same.
3632 (format_plain, should_warn_p): New function.
3633 (maybe_warn): Call should_warn_p. Update diagnostic messages
3634 and handle those for all directives, including plain strings.
3635 (format_directive): Handle likely and unlikely counters.
3636 Remove unnecessary quoting from diagnostics. Add an informational
3638 (add_bytes): Remove.
3639 (pass_sprintf_length::compute_format_length): Simplify.
3640 (try_substitute_return_value): Handle likely and unlikely counters.
3642 2017-01-26 Carl Love <cel@us.ibm.com>
3644 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3645 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3647 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3650 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3651 endianess for subregs into account.
3652 * lra-constraints.c (lra_constraints): Do risky transformations
3653 always on the first iteration.
3654 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3655 last_call_used_reg_set.
3656 (process_bb_lives): Define and use last_call_used_reg_set.
3657 * lra.c (lra): Always continue after lra_constraints on the first
3660 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3662 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3664 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3666 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3668 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3669 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3670 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3671 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3672 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3673 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3674 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3675 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3676 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3678 2017-01-26 Marek Polacek <polacek@redhat.com>
3681 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3682 for the third operand.
3684 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3687 * omp-low.c (struct omp_context): Add simt_stmt field.
3688 (scan_omp_for): Return omp_context *.
3689 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3690 context to the _simt_ SIMD stmt.
3691 (lower_omp_for): For combined SIMD with sibling _simt_
3692 SIMD, make sure to use the same decls in _looptemp_
3693 clauses as in the sibling.
3695 2017-01-26 David Sherwood <david.sherwood@arm.com>
3698 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3701 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3704 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3705 emit fld b; fld a; if possible.
3707 * brig-builtins.def: Update copyright years.
3708 * config/arm/arm_acle_builtins.def: Update copyright years.
3710 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3713 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3714 constraint instead of o for the stxsd instruction.
3716 2017-01-25 Carl Love <cel@us.ibm.com>
3718 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3719 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3721 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3723 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3725 2017-01-25 Richard Biener <rguenther@suse.de>
3727 PR tree-optimization/69264
3728 * target.def (vector_alignment_reachable): Improve documentation.
3729 * doc/tm.texi: Regenerate.
3730 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3732 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3733 earlier changes with respect to TYPE_USER_ALIGN.
3734 (vector_alignment_reachable_p): Likewise. Improve dumping.
3736 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3739 * config/arm/arm.md (xordi3): Force constant operand into a register
3742 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3744 * doc/invoke.texi (-fstore-merging): Correct default optimization
3745 levels at which it is enabled.
3746 (-O): Move -fstore-merging from list to...
3749 2017-01-25 Richard Biener <rguenther@suse.de>
3752 * omp-expand.c: Include debug.h.
3753 (expand_omp_taskreg): Make sure to generate early debug before
3754 outlining anything from a function.
3755 (expand_omp_target): Likewise.
3756 (grid_expand_target_grid_body): Likewise.
3758 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3761 * asan.c (get_translation_unit_decl): New function.
3762 (asan_add_global): Extract modules file name from globals
3763 TRANSLATION_UNIT_DECL name.
3765 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3768 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3769 for long calls with APCS frame and VFP.
3771 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3773 * cfg.c (original_copy_tables_initialized_p): New function.
3774 * cfg.h (original_copy_tables_initialized_p): New decl.
3775 * cfgrtl.c (relink_block_chain): Guard the call to
3776 free_original_copy_tables with a call to
3777 original_copy_tables_initialized_p.
3778 * cgraph.h (symtab_node::native_rtl_p): New decl.
3779 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3780 (symtab_node::needed_p): Don't assert for early assembly output
3781 for __RTL functions.
3782 (cgraph_node::finalize_function): Set "force_output" for __RTL
3784 (cgraph_node::analyze): Bail out early for __RTL functions.
3785 (analyze_functions): Update assertion to support __RTL functions.
3786 (cgraph_node::expand): Bail out early for __RTL functions.
3787 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3789 * function.h (struct function): Update comment for field
3791 * gimple-expr.c: Include "tree-pass.h".
3792 (gimple_has_body_p): Return false for __RTL functions.
3793 * Makefile.in (OBJS): Add run-rtl-passes.o.
3794 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3796 (gcc::pass_manager::get_clean_slate): New accessor.
3797 * passes.c: Include "insn-addr.h".
3798 (should_skip_pass_p): Add logging. Update logic for running
3799 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3800 property-provider override so it is only done for gimple passes.
3802 (skip_pass): New function.
3803 (execute_one_pass): Call skip_pass when skipping passes.
3804 * read-md.c (md_reader::read_char): Support filtering
3805 the input to a subset of line numbers.
3806 (md_reader::md_reader): Initialize fields
3807 m_first_line and m_last_line.
3808 (md_reader::read_file_fragment): New function.
3809 * read-md.h (md_reader::read_file_fragment): New decl.
3810 (md_reader::m_first_line): New field.
3811 (md_reader::m_last_line): New field.
3812 * read-rtl-function.c (function_reader::create_function): Only
3813 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3814 curr_properties. Set DECL_INITIAL to a dummy block.
3815 (read_rtl_function_body_from_file_range): New function.
3816 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3818 * run-rtl-passes.c: New file.
3819 * run-rtl-passes.h: New file.
3821 2017-01-24 Jeff Law <law@redhat.com>
3823 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3826 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3828 PR tree-optimization/79159
3829 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3830 (record_nonwrapping_iv): Improve boundary using above function if no
3831 value range information.
3833 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3834 Martin Jambor <mjambor@suse.cz>
3836 * brig-builtins.def: New file.
3837 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3838 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3839 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3840 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3841 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3842 * builtin-types.def (BT_INT8): New.
3843 (BT_INT16): Likewise.
3844 (BT_UINT8): Likewise.
3845 (BT_UINT16): Likewise.
3846 (BT_FN_ULONG): Likewise.
3847 (BT_FN_UINT_INT): Likewise.
3848 (BT_FN_UINT_ULONG): Likewise.
3849 (BT_FN_UINT_LONG): Likewise.
3850 (BT_FN_UINT_PTR): Likewise.
3851 (BT_FN_ULONG_PTR): Likewise.
3852 (BT_FN_INT8_FLOAT): Likewise.
3853 (BT_FN_INT16_FLOAT): Likewise.
3854 (BT_FN_UINT32_FLOAT): Likewise.
3855 (BT_FN_UINT16_FLOAT): Likewise.
3856 (BT_FN_UINT8_FLOAT): Likewise.
3857 (BT_FN_UINT64_FLOAT): Likewise.
3858 (BT_FN_UINT16_UINT32): Likewise.
3859 (BT_FN_UINT32_UINT16): Likewise.
3860 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3861 (BT_FN_INT_PTR_INT): Likewise.
3862 (BT_FN_UINT_PTR_UINT): Likewise.
3863 (BT_FN_LONG_PTR_LONG): Likewise.
3864 (BT_FN_ULONG_PTR_ULONG): Likewise.
3865 (BT_FN_VOID_UINT64_UINT64): Likewise.
3866 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3867 (BT_FN_INT8_INT8_INT8): Likewise.
3868 (BT_FN_INT16_INT16_INT16): Likewise.
3869 (BT_FN_INT_INT_INT): Likewise.
3870 (BT_FN_UINT_FLOAT_UINT): Likewise.
3871 (BT_FN_FLOAT_UINT_UINT): Likewise.
3872 (BT_FN_ULONG_UINT_UINT): Likewise.
3873 (BT_FN_ULONG_UINT_PTR): Likewise.
3874 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3875 (BT_FN_UINT_UINT_UINT): Likewise.
3876 (BT_FN_VOID_UINT_PTR): Likewise.
3877 (BT_FN_UINT_UINT_PTR: Likewise.
3878 (BT_FN_UINT32_UINT64_PTR): Likewise.
3879 (BT_FN_INT_INT_UINT_UINT): Likewise.
3880 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3881 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3882 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3883 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3884 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3885 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3886 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3887 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3888 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3889 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3890 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3891 * doc/frontends.texi: List BRIG FE.
3892 * doc/install.texi (Testing): Add BRIG tesring requirements.
3893 * doc/invoke.texi (Overall Options): Mention BRIG.
3894 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3896 2017-01-24 Richard Biener <rguenther@suse.de>
3898 PR translation/79208
3899 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3901 2017-01-24 Martin Jambor <mjambor@suse.cz>
3904 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3905 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3908 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3911 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3912 casts from signed to unsigned really don't have a range.
3914 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3916 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3917 GMP_RNDx for compatiblity.
3919 2017-01-24 Martin Liska <mliska@suse.cz>
3922 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3923 that would prevent us to call alloca with -1 as argument.
3925 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3927 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3928 Avoid -Wformat-security warning.
3930 2017-01-23 Andrew Pinski <apinski@cavium.com>
3932 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3935 2017-01-23 Martin Sebor <msebor@redhat.com>
3938 * gimple-ssa-sprintf.c (warn_level): New global.
3939 (format_integer): Use it here and throughout the rest of the file.
3940 Use the same switch to compute sign as base.
3941 (maybe_warn): New function.
3942 (format_directive): Factor out warnings into maybe_warn.
3943 Add debugging output. Use warn_level.
3944 (add_bytes): Use warn_level.
3945 (pass_sprintf_length::compute_format_length): Add debugging output.
3946 (try_substitute_return_value): Same.
3947 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3950 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3951 (struct fmtresult, format_integer, format_floating): Adjust.
3952 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3953 (get_string_length, format_string,format_directive): Same.
3954 (pass_sprintf_length::compute_format_length): Same.
3955 (try_substitute_return_value): Simplify slightly.
3958 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3959 (fmtresult::operator+=): Outlined.
3960 (struct fmtresult): Add ctors.
3961 (struct conversion_spec): Rename...
3962 (struct directive): ...to this. Add and remove data members.
3963 (directive::set_width, directive::set_precision): New functions.
3964 (format_percent): Use fmtresult ctor.
3965 (get_width_and_precision): Remove.
3966 (format_integer): Make naming changes. Avoid computing width and
3968 (format_floating): Same. Adjust indentation.
3969 (format_character, format_none): New functions.
3970 (format_string): Moved character handling to format_character.
3971 (format_directive): Remove arguments, change return type.
3972 (parse_directive): New function.
3973 (pass_sprintf_length::compute_format_length): Move directive
3974 parsing to parse_directive.
3976 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3978 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3979 (assign_assembler_name_if_needed): ... this.
3980 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3981 (assign_assembler_name_if_needed): ... this.
3982 (free_lang_data_in_cgraph): Adjust callers.
3983 * cgraphunit.c (cgraph_node::analyze): Likewise.
3984 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3987 2017-01-23 Richard Biener <rguenther@suse.de>
3989 PR tree-optimization/79088
3990 PR tree-optimization/79188
3991 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3992 resetting loop bounds after last path deletion. Reset loop
3993 bounds of the target loop, make code match the comments.
3994 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3995 Make sure loops need no fixups.
3997 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3999 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4000 exponent support with double type for first argument.
4001 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4002 type returned by __builtin_vec_extract_sig,
4003 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4004 functions from "vector int" to "vector unsigned int" or from
4005 "vector long long int" to "vector unsigned long long int".
4006 Changed type returned by __builtin_vec_extract_exp,
4007 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4008 functions from "vector int" to "vector unsigned int" or from
4009 "vector long long int" to "vector unsigned long long int".
4010 Changed return type of __builtin_vec_test_data_class,
4011 __builtin_vec_test_data_class_sp, and
4012 __builtin_vec_test_data_class_dp from "vector int" to
4013 "vector bool int" or from "vector long long int" to "vector bool
4014 long long int" and changed second argument type from "unsigned
4015 int" to "int". Added new overloaded function forms "vector float
4016 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4017 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4018 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4019 double, vector unsigned long long int)" and "vector double
4020 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4021 long int)". Changed return type of
4022 __builtin_scalar_test_data_class and
4023 __builtin_scalar_test_data_class_sp and
4024 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4025 int" and changed second argument from "unsigned int" to "int".
4026 Changed type returned by __builtin_scalar_test_neg,
4027 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4028 from "int" to "bool int". Added new overloaded function form
4029 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4030 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4031 exponent double-precision with floating point first argument.
4032 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4033 documentation of scalar_test_data_class, scalar_test_neg,
4034 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4035 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4036 vec_test_data_class built-in functions to reflect refinements in
4037 their type signatures.
4039 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4041 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4043 (aarch64_elf_asm_destructor): Likewise.
4045 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4047 PR rtl-optimization/78634
4048 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4049 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4050 * ifcvt.c (noce_try_cmove): Add missing cost check.
4052 PR rtl-optimization/71724
4053 * combine.c (if_then_else_cond): Look for situations where it is
4054 beneficial to undo the work of one of the recursive calls.
4056 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4058 PR tree-optimization/70754
4059 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4060 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4061 combined stmt before it if not NULL.
4062 (combine_chains): Process refs reversely and compute dominance point
4065 2017-01-23 Martin Liska <mliska@suse.cz>
4067 PR tree-optimization/79196
4068 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4069 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4071 (strlen_optimize_stmt): Call the renamed function.
4073 2017-01-23 Michael Matz <matz@suse.de>
4075 PR tree-optimization/78384
4076 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4078 2017-01-23 Richard Biener <rguenther@suse.de>
4080 PR tree-optimization/79186
4081 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4082 both incoming edges before moving an assert.
4084 2017-01-23 Martin Jambor <mjambor@suse.cz>
4086 * ipa-prop.c (load_from_param_1): Removed.
4087 (load_from_unmodified_param): Bits from load_from_param_1 put back
4089 (load_from_param): Removed.
4090 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
4091 with stmt. Reverted back to use of load_from_unmodified_param.
4093 2017-01-23 Martin Jambor <mjambor@suse.cz>
4096 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
4097 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
4098 field a pointer to garbage collected vector, mark lattices and
4099 ipcp_orig_node with GTY((skip)).
4100 (ipa_get_param_count): Adjust to descriptors being a pointer.
4101 (ipa_get_param): Likewise.
4102 (ipa_get_type): Likewise.
4103 (ipa_get_param_move_cost): Likewise.
4104 (ipa_set_param_used): Likewise.
4105 (ipa_get_controlled_uses): Likewise.
4106 (ipa_set_controlled_uses): Likewise.
4107 (ipa_is_param_used): Likewise.
4108 (ipa_node_params_t): Move into garbage collector. New methods insert
4110 (ipa_node_params_sum): Annotate wth GTY(()).
4111 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
4113 (ipa_load_from_parm_agg): Adjust declaration.
4114 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
4115 * ipa-profile.c (ipa_profile): Likewise.
4116 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
4117 (ipa_populate_param_decls): Make descriptors parameter garbage
4119 (ipa_dump_param): Adjust to descriptors being a pointer.
4120 (ipa_alloc_node_params): Likewise.
4121 (ipa_initialize_node_params): Likewise.
4122 (load_from_param_1): Make descriptors parameter garbage collected.
4123 (load_from_unmodified_param): Likewise.
4124 (load_from_param): Likewise.
4125 (ipa_load_from_parm_agg): Likewise.
4126 (ipa_node_params::~ipa_node_params): Removed.
4127 (ipa_free_all_node_params): Remove call to delete operator.
4128 (ipa_node_params_t::insert): New.
4129 (ipa_node_params_t::remove): Likewise.
4130 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4131 copy known_csts and known_contexts vectors.
4132 (ipa_read_node_info): Adjust to descriptors being a pointer.
4133 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4135 (ipcp_transform_function): Make descriptors variable garbage
4138 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4140 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4141 * config/i386/avx512dqintrin.h: Ditto.
4142 * config/i386/avx512fintrin.h: Ditto.
4143 * gcc/config/i386/i386.c: Handle new builtins.
4144 * config/i386/i386-builtin.def: Add new builtins.
4145 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4146 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4148 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4149 Martin Liska <mliska@suse.cz>
4151 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4152 * asan.c (asan_expand_poison_ifn): Support stores and use
4153 appropriate ASAN report function.
4154 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4155 * internal-fn.def (ASAN_POISON_USE): Declare.
4156 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4157 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4158 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4159 ASAN_POISON calls w/o LHS.
4160 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4161 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4162 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4163 * gimplify.c (asan_poison_variables): Add attribute
4164 use_after_scope_memory to variables that really needs to live
4166 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4167 having the attribute.
4169 2017-01-23 Martin Liska <mliska@suse.cz>
4171 * asan.c (create_asan_shadow_var): New function.
4172 (asan_expand_poison_ifn): Likewise.
4173 * asan.h (asan_expand_poison_ifn): New declaration.
4174 * internal-fn.c (expand_ASAN_POISON): Likewise.
4175 * internal-fn.def (ASAN_POISON): New builtin.
4176 * sanopt.c (pass_sanopt::execute): Expand
4177 asan_expand_poison_ifn.
4178 * tree-inline.c (copy_decl_for_dup_finish): Make function
4180 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4181 * tree-ssa.c (is_asan_mark_p): New function.
4182 (execute_update_addresses_taken): Rewrite local variables
4183 (identified just by use-after-scope as addressable) into SSA.
4185 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4187 * doc/install.texi (Specific): opensource.apple.com uses https
4188 now. Remove trailing slash.
4190 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4192 * README.Portability: Remove note on an Irix compatibility issue.
4194 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4196 * gcov.c (INCLUDE_ALGORITHM): Define.
4197 (INCLUDE_VECTOR): Define.
4198 No longer include <vector> and <algorithm> directly.
4200 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4202 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4204 * doc/invoke.texi (Code Gen Options): Ditto.
4206 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4209 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4211 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4213 rtl-optimization/79125
4214 * cprop.c (local_cprop_pass): Handle cases where we make an
4217 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4221 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4222 read from, for big endian.
4224 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4226 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4227 register pauth builtins for LP64 only.
4229 2017-01-20 Marek Polacek <polacek@redhat.com>
4232 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4235 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4237 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4239 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4240 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4241 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4243 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4246 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4247 in big-endian mode when they are not a single duplicated value.
4249 2017-01-20 Richard Biener <rguenther@suse.de>
4251 * BASE-VER: Bump to 7.0.1.
4253 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4255 * omp-low.c (omplow_simd_context): New struct. Use it...
4256 (lower_rec_simd_input_clauses): ...here and...
4257 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4258 references to idx, lane, max_vf, is_simt.
4260 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4262 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4265 2017-01-20 Martin Jambor <mjambor@suse.cz>
4267 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4268 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4270 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4271 (GTFILES): Rename hsa.c to hsa-common.c.
4272 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4273 * hsa-dump.c: Likewise.
4274 * hsa-gen.c: Likewise.
4275 * hsa-regalloc.c: Likewise.
4276 * ipa-hsa.c: Likewise.
4277 * omp-expand.c: Likewise.
4278 * omp-low.c: Likewise.
4279 * toplev.c: Likewise.
4281 2017-01-20 Marek Polacek <polacek@redhat.com>
4284 * doc/invoke.texi: Document -Wduplicated-branches.
4285 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4286 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4287 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4288 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4289 return 0 only when not OEP_LEXICOGRAPHIC.
4290 (fold_build_cleanup_point_expr): Use the expression
4291 location when building CLEANUP_POINT_EXPR.
4292 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4293 * tree.c (add_expr): Handle error_mark_node.
4295 2017-01-20 Martin Liska <mliska@suse.cz>
4298 * tree-profile.c (init_ic_make_global_vars): Do not call
4300 (gimple_init_gcov_profiler): Likewise.
4302 2017-01-20 Martin Liska <mliska@suse.cz>
4305 * cgraph.h (maybe_create_reference): Remove argument and
4307 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4309 * ipa-cp.c (create_specialized_node): Likewise.
4310 * symtab.c (symtab_node::maybe_create_reference): Handle
4311 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4313 2017-01-20 Martin Liska <mliska@suse.cz>
4315 * read-rtl-function.c (function_reader::create_function): Use
4316 build_decl instread of build_decl_stat.
4318 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4320 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4321 * config/i386/avx512dqintrin.h: Ditto.
4322 * config/i386/avx512fintrin.h: Ditto.
4323 * config/i386/i386-builtin-types.def: Add new types.
4324 * gcc/config/i386/i386.c: Handle new types.
4325 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4326 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4327 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4328 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4329 (__builtin_ia32_kshiftridi): New.
4330 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4332 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4336 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4337 define to rs6000_init_stack_protect_guard.
4338 (rs6000_init_stack_protect_guard): New function.
4340 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4341 Yunqiang Su <yunqiang.su@imgtec.com>
4343 * config.gcc (supported_defaults): Add madd4.
4344 (with_madd4): Add validation.
4345 (all_defaults): Add madd4.
4346 * config/mips/mips.opt (mmadd4): New option.
4347 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4349 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4351 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4352 (ISA_HAS_FUSED_MADD4): Likewise.
4353 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4354 * gcc/doc/install.texi (--with-madd4): Document the new option.
4356 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4358 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4359 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4360 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4361 (aarch64_init_pauth_hint_builtins): New.
4362 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4363 (aarch64_expand_builtin): Expand new builtins.
4365 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4367 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4368 * combine-stack-adj.c (no_unhandled_cfa): Handle
4369 REG_CFA_TOGGLE_RA_MANGLE.
4370 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4371 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4372 info for return address signing.
4373 (aarch64_expand_epilogue): Likewise.
4375 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4377 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4378 * config/aarch64/aarch64-protos.h
4379 (aarch64_return_address_signing_enabled): New declaration.
4380 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4382 (aarch64_expand_prologue): Sign return address before it's pushed onto
4384 (aarch64_expand_epilogue): Authenticate return address fetched from
4386 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4387 (aarch64_attributes): New function attributes for "sign-return-address".
4388 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4389 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4390 ("*do_return"): Generate combined instructions according to key index.
4391 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4392 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4394 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4395 * config/aarch64/aarch64.opt (msign-return-address=): New.
4396 * doc/extend.texi (AArch64 Function Attributes): Documents
4397 "sign-return-address=".
4398 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4400 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4402 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4403 overall option summary.
4405 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4407 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4408 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4409 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4410 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4412 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4414 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4415 -mpower9-minmax by default for -mcpu=power9.
4416 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4417 128-bit floating point.
4419 2017-01-20 Alan Modra <amodra@gmail.com>
4421 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4422 optimizing for size.
4424 2017-01-20 Alan Modra <amodra@gmail.com>
4427 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4428 for strcmp and strncmp from corresponding builtin decl.
4430 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4432 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4433 instead of i386/rtems-64.h.
4434 * config/i386/rtems-64.h: Remove.
4436 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4440 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4442 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4444 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4446 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4447 Change int to HOST_WIDE_INT.
4448 * config/aarch64/aarch64-protos.h
4449 (aarch64_simd_gen_const_vector_dup): Likewise.
4450 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4452 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4454 * langhooks-def.h (lhd_type_for_size): New decl.
4455 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4456 * langhooks.c (lhd_type_for_size): New function, taken from
4459 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4461 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4462 define_bypass for CR latency.
4463 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4464 (power9-alu2): Add define_bypass for CR latency.
4466 (power9-mul): Update insn latency.
4467 (power9-mul-compare): Update insn latency, bypass latency and remove
4470 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4472 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4474 * config/aarch64/aarch64.md
4475 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4476 aarch64_nopcrelative_literal_loads.
4477 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4479 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4481 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4483 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4485 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4488 * config.gcc (supported_defaults): Add lxc1-sxc1.
4489 (with_lxc1_sxc1): Add validation.
4490 (all_defaults): Add lxc1-sxc1.
4491 * config/mips/mips.opt (mlxc1-sxc1): New option.
4492 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4494 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4495 __mips_no_lxc1_sxc1.
4496 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4497 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4498 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4500 2017-01-19 Richard Biener <rguenther@suse.de>
4502 PR tree-optimization/72488
4503 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4504 sure to restore SSA info.
4505 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4507 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4509 PR rtl-optimization/79121
4510 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4511 of the inner type when shifting an extended value.
4513 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4516 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4517 interposable aliases.
4519 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4522 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4523 Use the evmergelohi instruction.
4524 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4525 (mov_sitf_e500_subreg8_2_be): Likewise.
4526 (mov_sitf_e500_subreg12_2_le): Likewise.
4527 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4528 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4529 (mov_sitf_e500_subreg8_2_le): Likewise.
4530 (mov_sitf_e500_subreg12_2_be): Likewise.
4532 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4534 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4535 attribute from vecsimple to vecperm.
4536 (altivec_vbpermq2): Likewise.
4538 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4541 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4543 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4544 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4545 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4546 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4547 case where N arg is SIZE_MAX.
4548 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4549 (cmpstrsi): Add pattern.
4551 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4553 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4554 __builtin_vec_revb builtins.
4555 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4556 built-in functions to support generation of the ISA 3.0 XXBR<x>
4557 vector byte reverse instructions.
4558 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4559 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4560 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4561 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4562 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4563 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4564 (P9V_BUILTIN_VEC_REVB): Likewise.
4565 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4566 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4567 (p9_xxbrq_v16qi): Likewise.
4568 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4569 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4570 (p9_xxbrh_v8hi): Likewise.
4571 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4572 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4573 vec_revb built-in functions.
4575 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4577 PR rtl-optimization/78952
4578 * config/i386/i386.md (any_extract): New code iterator.
4579 (*insvqi_2): Use any_extract for source operand.
4580 (*insvqi_3): Use any_shiftrt for source operand.
4582 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4584 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4586 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4588 2017-01-18 Matthias Klose <doko@ubuntu.com>
4590 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4592 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4594 * config/rs6000/altivec.h (vec_bperm): Change #define.
4595 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4596 (altivec_vbpermq2): New define_insn.
4597 (altivec_vbpermd): Likewise.
4598 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4600 (VBPERMD): Likewise.
4601 (VBPERM): New polymorphic function interface.
4602 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4603 Add entries for P9V_BUILTIN_VEC_VBPERM.
4604 * doc/extend.texi: Add interfaces for vec_bperm.
4606 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4608 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4609 first letter of error messages.
4610 (s390_resolve_overloaded_builtin): Likewise.
4611 * config/s390/s390.c (s390_expand_builtin): Likewise.
4612 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4613 (s390_valid_target_attribute_inner_p): Likewise.
4614 * config/s390/s390.md ("tabort"): Likewise.
4616 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4618 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4619 (ISA_AVOID_DIV_HILO): New macro.
4620 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4621 (ISA_HAS_DDIV): Likewise.
4623 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4625 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4627 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4629 * doc/invoke.texi (fabi-version): Spelling fix.
4631 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4634 * doc/invoke.texi (fabi-version): Mention mangling fix for
4637 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4640 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4642 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4645 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4646 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4648 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4650 (stack_protect_test): Ditto.
4651 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4652 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4654 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4655 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4656 -mstack-protector-guard-offset=.
4657 (RS/6000 and PowerPC Options): Ditto.
4659 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4661 * config/i386/i386.h (MASK_CLASS_P): New define.
4662 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4663 there are no registers from different register sets also when
4664 mask registers are used. Update function comment.
4665 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4666 to (*k/*r) and (*k/*km) alternatives.
4668 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4670 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4671 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4672 (EH_RETURN_HANDLER_RTX): New define.
4673 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4674 Force frame pointer in EH return functions.
4675 (aarch64_expand_epilogue): Add barrier for eh_return.
4676 (aarch64_final_eh_return_addr): Remove.
4677 (aarch64_eh_return_handler_rtx): New function.
4678 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4680 (aarch64_eh_return_handler_rtx): New prototype.
4682 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4684 * config/rs6000/altivec.h (vec_rlmi): New #define.
4685 (vec_vrlnm): Likewise.
4686 (vec_rlnm): Likewise.
4687 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4688 (UNSPEC_VRLNM): Likewise.
4689 (VIlong): New mode iterator.
4690 (altivec_vrl<VI_char>mi): New define_insn.
4691 (altivec_vrl<VI_char>nm): Likewise.
4692 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4695 (RLNM): New polymorphic function entry.
4696 (VRLWMI): New monomorphic function entry.
4698 (RLMI): New polymorphic function entry.
4699 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4700 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4701 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4704 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4707 * dwarf2out.c (field_byte_offset): Restore the
4708 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4709 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4710 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4713 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4716 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4718 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4721 * dwarf2out.c (add_data_member_location_attribute): For constant
4722 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4723 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4724 DW_AT_byte_size attributes.
4726 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4728 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4729 after forcing to constant memory when the code model is medium.
4731 2017-01-17 Julia Koval <julia.koval@intel.com>
4734 * config/i386/avx512fintrin.h
4735 (_mm512_i32gather_ps): Change __addr type to void const*.
4736 (_mm512_mask_i32gather_ps): Ditto.
4737 (_mm512_i32gather_pd): Ditto.
4738 (_mm512_mask_i32gather_pd): Ditto.
4739 (_mm512_i64gather_ps): Ditto.
4740 (_mm512_mask_i64gather_ps): Ditto.
4741 (_mm512_i64gather_pd): Ditto.
4742 (_mm512_mask_i64gather_pd): Ditto.
4743 (_mm512_i32gather_epi32): Ditto.
4744 (_mm512_mask_i32gather_epi32): Ditto.
4745 (_mm512_i32gather_epi64): Ditto.
4746 (_mm512_mask_i32gather_epi64): Ditto.
4747 (_mm512_i64gather_epi32): Ditto.
4748 (_mm512_mask_i64gather_epi32): Ditto.
4749 (_mm512_i64gather_epi64): Ditto.
4750 (_mm512_mask_i64gather_epi64): Ditto.
4751 (_mm512_i32scatter_ps): Change __addr type to void*.
4752 (_mm512_mask_i32scatter_ps): Ditto.
4753 (_mm512_i32scatter_pd): Ditto.
4754 (_mm512_mask_i32scatter_pd): Ditto.
4755 (_mm512_i64scatter_ps): Ditto.
4756 (_mm512_mask_i64scatter_ps): Ditto.
4757 (_mm512_i64scatter_pd): Ditto.
4758 (_mm512_mask_i64scatter_pd): Ditto.
4759 (_mm512_i32scatter_epi32): Ditto.
4760 (_mm512_mask_i32scatter_epi32): Ditto.
4761 (_mm512_i32scatter_epi64): Ditto.
4762 (_mm512_mask_i32scatter_epi64): Ditto.
4763 (_mm512_i64scatter_epi32): Ditto.
4764 (_mm512_mask_i64scatter_epi32): Ditto.
4765 (_mm512_i64scatter_epi64): Ditto.
4766 (_mm512_mask_i64scatter_epi64): Ditto.
4767 * config/i386/avx512pfintrin.h
4768 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4769 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4770 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4771 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4772 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4773 (_mm512_prefetch_i32scatter_ps): Ditto.
4774 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4775 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4776 (_mm512_prefetch_i64scatter_pd): Ditto.
4777 (_mm512_prefetch_i64scatter_ps): Ditto.
4778 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4779 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4780 * config/i386/avx512vlintrin.h
4781 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4782 (_mm_mmask_i32gather_ps): Ditto.
4783 (_mm256_mmask_i32gather_pd): Ditto.
4784 (_mm_mmask_i32gather_pd): Ditto.
4785 (_mm256_mmask_i64gather_ps): Ditto.
4786 (_mm_mmask_i64gather_ps): Ditto.
4787 (_mm256_mmask_i64gather_pd): Ditto.
4788 (_mm_mmask_i64gather_pd): Ditto.
4789 (_mm256_mmask_i32gather_epi32): Ditto.
4790 (_mm_mmask_i32gather_epi32): Ditto.
4791 (_mm256_mmask_i32gather_epi64): Ditto.
4792 (_mm_mmask_i32gather_epi64): Ditto.
4793 (_mm256_mmask_i64gather_epi32): Ditto.
4794 (_mm_mmask_i64gather_epi32): Ditto.
4795 (_mm256_mmask_i64gather_epi64): Ditto.
4796 (_mm_mmask_i64gather_epi64): Ditto.
4797 (_mm256_i32scatter_ps): Change __addr type to void*.
4798 (_mm256_mask_i32scatter_ps): Ditto.
4799 (_mm_i32scatter_ps): Ditto.
4800 (_mm_mask_i32scatter_ps): Ditto.
4801 (_mm256_i32scatter_pd): Ditto.
4802 (_mm256_mask_i32scatter_pd): Ditto.
4803 (_mm_i32scatter_pd): Ditto.
4804 (_mm_mask_i32scatter_pd): Ditto.
4805 (_mm256_i64scatter_ps): Ditto.
4806 (_mm256_mask_i64scatter_ps): Ditto.
4807 (_mm_i64scatter_ps): Ditto.
4808 (_mm_mask_i64scatter_ps): Ditto.
4809 (_mm256_i64scatter_pd): Ditto.
4810 (_mm256_mask_i64scatter_pd): Ditto.
4811 (_mm_i64scatter_pd): Ditto.
4812 (_mm_mask_i64scatter_pd): Ditto.
4813 (_mm256_i32scatter_epi32): Ditto.
4814 (_mm256_mask_i32scatter_epi32): Ditto.
4815 (_mm_i32scatter_epi32): Ditto.
4816 (_mm_mask_i32scatter_epi32): Ditto.
4817 (_mm256_i32scatter_epi64): Ditto.
4818 (_mm256_mask_i32scatter_epi64): Ditto.
4819 (_mm_i32scatter_epi64): Ditto.
4820 (_mm_mask_i32scatter_epi64): Ditto.
4821 (_mm256_i64scatter_epi32): Ditto.
4822 (_mm256_mask_i64scatter_epi32): Ditto.
4823 (_mm_i64scatter_epi32): Ditto.
4824 (_mm_mask_i64scatter_epi32): Ditto.
4825 (_mm256_i64scatter_epi64): Ditto.
4826 (_mm256_mask_i64scatter_epi64): Ditto.
4827 (_mm_i64scatter_epi64): Ditto.
4828 (_mm_mask_i64scatter_epi64): Ditto.
4829 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4830 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4831 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4832 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4833 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4834 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4835 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4836 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4837 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4838 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4839 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4840 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4841 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4842 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4843 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4844 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4845 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4846 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4847 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4848 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4849 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4850 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4851 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4852 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4853 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4854 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4855 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4856 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4857 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4858 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4859 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4860 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4861 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4862 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4863 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4864 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4865 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4866 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4867 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4868 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4869 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4870 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4871 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4872 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4873 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4874 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4875 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4876 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4877 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4878 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4879 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4880 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4881 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4882 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4883 definitions accordingly.
4885 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4886 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4889 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4892 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4895 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4896 hard regs for inner regno.
4898 2017-01-17 Martin Liska <mliska@suse.cz>
4901 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4902 assumption and add comment.
4904 2017-01-17 Nathan Sidwell <nathan@acm.org>
4906 * ipa-visibility.c (localize_node): New function, broken out of ...
4907 (function_and_variable_visibility): ... here. Call it.
4909 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4912 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4913 correctly set frequency of oudgoing edge.
4914 (duplicate_thread_path): Fix profile updating.
4916 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4919 * configure.ac: Add GCC_BASE_VER.
4920 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4921 version from BASE-VER file.
4922 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4923 (gcc.o): Depend on $(BASEVER).
4924 * common.opt (dumpfullversion): New option.
4925 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4926 * doc/invoke.texi: Document -dumpfullversion.
4927 * doc/install.texi: Document --with-gcc-major-version-only.
4928 * configure: Regenerated.
4930 2017-01-17 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/71433
4933 * tree-vrp.c (register_new_assert_for): Merge same asserts
4934 on all incoming edges.
4935 (process_assert_insertions_for): Handle insertions at the
4938 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4940 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4941 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4943 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4946 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4949 2017-01-17 Alan Modra <amodra@gmail.com>
4952 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4953 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4954 symbolic stack limit when pic.
4956 2017-01-16 Martin Sebor <msebor@redhat.com>
4958 PR tree-optimization/78608
4959 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4961 2017-01-16 Jeff Law <law@redhat.com>
4964 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4965 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4966 for several include directories that may be relative to sysroot.
4967 * config/i386/x-mingw32 (gplus_includedir): Define.
4968 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4969 (native_system_includedir): Likewise.
4970 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4971 override if TARGET_SYSTEM_ROOT is defined.
4972 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4974 PR tree-optimization/79090
4975 PR tree-optimization/33562
4976 PR tree-optimization/61912
4977 PR tree-optimization/77485
4978 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4979 and computed trims into the dump file.
4981 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4983 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4985 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4988 * gimplify.c (gimplify_init_constructor): If want_value and
4989 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4993 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4994 sequence. Formatting fixes.
4995 (doloop_optimize): Formatting fixes.
4998 * gcc.c (debug_level_greater_than_spec_func): New function.
4999 (static_spec_functions): Add debug-level-gt spec function.
5000 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5002 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5003 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5004 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5005 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5006 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5007 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5009 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5012 QImode fixups to general and mask registers only.
5014 2017-01-16 Carl Love <cel@us.ibm.com>
5016 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5017 for built-in functions
5018 vector signed char vec_nabs (vector signed char)
5019 vector signed short vec_nabs (vector signed short)
5020 vector signed int vec_nabs (vector signed int)
5021 vector signed long long vec_nabs (vector signed long long)
5022 vector float vec_nabs (vector float)
5023 vector double vec_nabs (vector double)
5024 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5026 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5027 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5028 * doc/extend.texi: Update the documentation file for the new built-in
5031 2017-01-16 Martin Sebor <msebor@redhat.com>
5033 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5036 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5038 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5039 UNSPEC_VSX__XXSPLTD to require special splat handling.
5041 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5044 * system.h: Poison strndup.
5046 2017-01-16 Alan Modra <amodra@gmail.com>
5049 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5052 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5054 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5056 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5059 call recog here. Assert that INSN_CODE (insn) is non-negative.
5061 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5064 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5066 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5067 in the currently scheduled RTL fragment.
5069 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5071 PR rtl-optimization/78751
5072 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5075 2017-01-14 Jeff Law <law@redhat.com>
5077 PR tree-optimization/79090
5078 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5079 variable length stores.
5080 (compute_trims): Delete dead assignment to *trim_tail.
5081 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
5084 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
5086 PR rtl-optimization/78626
5087 PR rtl-optimization/78727
5088 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
5089 of a block, and split such blocks after everything else is finished.
5091 2017-01-14 Alan Modra <amodra@gmail.com>
5094 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
5095 target legitimate_combined_insn.
5096 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
5097 (rs6000_legitimate_combined_insn): New function.
5098 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
5100 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
5101 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
5102 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
5104 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
5106 * doc/frontends.texi (G++ and GCC): Remove references to Java.
5108 2017-01-13 Jeff Law <law@redhat.com>
5110 PR tree-optimization/33562
5111 PR tree-optimization/61912
5112 PR tree-optimization/77485
5113 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
5115 (delete_dead_assignment): Likewise.
5116 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
5117 statement to delete_dead_call and delete_dead_assignment.
5119 2017-01-13 David Malcolm <dmalcolm@redhat.com>
5122 * substring-locations.c (format_warning_va): Strengthen case 1 so
5123 that both endpoints of the substring must be within the format
5124 range for just the substring to be printed.
5126 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5129 * config/i386/i386.c (ix86_target_string): Add missing options
5130 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5131 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5132 flags_other and ix86_target_other to flags2_other. Display unknown
5134 (ix86_valid_target_attribute_inner_p): Add missing options and
5135 reorder options by implied ISAs, as in ix86_target_string.
5137 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5139 * hash-table.h (hash_table::too_empty_p): New function.
5140 (hash_table::expand): Use it.
5141 (hash_table::traverse): Likewise.
5142 (hash_table::empty_slot): Use sizeof (value_type) instead of
5143 sizeof (PTR) to convert bytes to elements. Shrink the table
5144 if the current size is excessive for the current number of
5147 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5149 * ira-costs.c (record_reg_classes): Break from the inner loop
5150 early once alt_fail is known to be true. Update outer loop
5151 handling accordingly.
5153 2017-01-13 Jeff Law <law@redhat.com>
5155 * tree-ssa-dse.c (decrement_count): New function.
5156 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5157 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5158 when we know the partially dead statement is a mem* function.
5160 PR tree-optimization/61912
5161 PR tree-optimization/77485
5162 * tree-ssa-dse.c: Include expr.h.
5163 (maybe_trim_constructor_store): New function.
5164 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5166 PR tree-optimization/33562
5167 PR tree-optimization/61912
5168 PR tree-optimization/77485
5169 * doc/invoke.texi: Document new dse-max-object-size param.
5170 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5171 * tree-ssa-dse.c: Include params.h.
5172 (dse_store_status): New enum.
5173 (initialize_ao_ref_for_dse): New, partially extracted from
5175 (valid_ao_ref_for_dse, normalize_ref): New.
5176 (setup_live_bytes_from_ref, compute_trims): Likewise.
5177 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5178 (maybe_trim_partially_dead_store): Likewise.
5179 (maybe_trim_complex_store): Likewise.
5180 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5181 Track what bytes live from the original store. Return tri-state
5182 for dead, partially dead or live.
5183 (dse_dom_walker): Add constructor, destructor and new private members.
5184 (delete_dead_call, delete_dead_assignment): New extracted from
5186 (dse_optimize_stmt): Make a member of dse_dom_walker.
5187 Use initialize_ao_ref_for_dse.
5189 PR tree-optimization/33562
5190 PR tree-optimization/61912
5191 PR tree-optimization/77485
5192 * sbitmap.h (bitmap_count_bits): Prototype.
5193 (bitmap_clear_range, bitmap_set_range): Likewise.
5194 * sbitmap.c (bitmap_clear_range): New function.
5195 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5197 2017-01-13 Martin Liska <mliska@suse.cz>
5200 * function.c (set_cfun): Add new argument force.
5201 * function.h (set_cfun): Likewise.
5202 * ipa-inline-transform.c (inline_call): Use the function when
5203 strict alising from is dropped for function we inline to.
5205 2017-01-13 Richard Biener <rguenther@suse.de>
5207 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5208 for dumping GIMPLE INTEGER_CSTs.
5210 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5212 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5213 to 201112L since C++17.
5215 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5218 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5219 if -fsanitize=kernel-address is present.
5221 2017-01-13 Richard Biener <rguenther@suse.de>
5223 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5224 as _Literal ( type ) number in case usual suffixes do not
5225 preserve all information.
5227 2017-01-13 Richard Biener <rguenther@suse.de>
5229 PR tree-optimization/77283
5230 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5231 and ssa-iterators.h.
5232 (is_feasible_trace): Implement a cost model based on joiner
5235 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5238 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5239 char or short to __float128/_Float128 directly.
5241 2017-01-12 Martin Sebor <msebor@redhat.com>
5243 to -Wformat-overflow.
5244 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5245 (min_bytes_remaining): Same.
5246 (get_string_length): Same.
5247 (format_string): Same.
5248 (format_directive): Same.
5250 (pass_sprintf_length::handle_gimple_call): Same.
5252 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5254 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5255 info.nowrite calls with no lhs that can't throw. Return bool
5256 whether gsi_remove has been called or not.
5257 (pass_sprintf_length::handle_gimple_call): Return bool whether
5258 try_substitute_return_value called gsi_remove. Formatting fix.
5259 (pass_sprintf_length::execute): Don't use gsi_remove if
5260 handle_gimple_call returned true.
5263 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5264 be removed due to side-effects, don't remove following barrier nor
5265 turn the successor edge into fallthru edge.
5267 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5270 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5271 element-reversing loads and stores as not swappable.
5273 2017-01-12 Nathan Sidwell <nathan@acm.org>
5274 Nicolai Stange <nicstange@gmail.com>
5276 * combine.c (try_combine): Don't ignore result of overlap checking
5277 loop. Combine overlap & asm check into single loop.
5279 2017-01-12 Richard Biener <rguenther@suse.de>
5281 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5282 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5284 2017-01-12 Richard Biener <rguenther@suse.de>
5286 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5287 and TS_TARGET_OPTION directly derive from TS_BASE.
5288 * tree-core.h (tree_optimization_option): Derive from tree_base.
5289 (tree_target_option): Likewise.
5291 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5293 * config/i386/i386.c (memory_address_length): Increase len
5294 only when rip_relative_addr_p returns false.
5296 2017-01-11 Julia Koval <julia.koval@intel.com>
5298 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5299 (OPTION_MASK_ISA_SGX_SET): New.
5300 (ix86_handle_option): Handle OPT_msgx.
5301 * config.gcc: Added sgxintrin.h.
5302 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5303 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5304 * config/i386/i386.c (ix86_target_string): Add -msgx.
5306 (ix86_option_override_internal): Handle new options.
5307 (ix86_valid_target_attribute_inner_p): Add sgx.
5308 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5309 * config/i386/i386.opt: Add msgx.
5310 * config/i386/sgxintrin.h: New file.
5311 * config/i386/x86intrin.h: Add sgxintrin.h.
5313 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5316 * fold-const.c (maybe_nonzero_address): Return 1 for function
5318 (tree_single_nonzero_warnv_p): Don't handle function local objects
5322 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5325 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5328 * opts.c: Include "spellcheck.h"
5329 (struct string_fragment): New struct.
5330 (struct edit_distance_traits<const string_fragment &>): New
5332 (get_closest_sanitizer_option): New function.
5333 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5335 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5337 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5339 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5340 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5341 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5342 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5343 for initial die_offset if dwarf_split_debug_info.
5344 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5345 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5347 (output_skeleton_debug_sections): Formatting fix. Use
5348 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5349 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5351 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5353 * config/arm/cortex-a53.md: Add bypasses for
5355 (cortex_a53_r2f): Only use for transfers.
5356 (cortex_a53_f2r): Likewise.
5357 (cortex_a53_r2f_cvt): Add reservation for conversions.
5358 (cortex_a53_f2r_cvt): Likewise.
5360 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5362 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5363 to all inlined functions, change static to extern.
5365 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5368 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5370 (arm_assemble_integer): Likewise.
5372 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5374 * config.gcc: Use new awk script to check CPU, FPU and architecture
5375 parameters for --with-... options.
5376 * config/arm/parsecpu.awk: New file
5377 * config/arm/arm-cpus.in: New file.
5378 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5380 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5382 * config/arm/t-arm: Update dependency rules.
5383 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5384 of processing .def files.
5385 * config/arm/genopt.sh: Deleted.
5386 * config/arm/gentune.sh: Deleted.
5387 * config/arm/arm-cores.def: Deleted.
5388 * config/arm/arm-arches.def: Deleted.
5389 * config/arm/arm-fpus.def: Deleted.
5390 * config/arm/arm-tune.md: Regenerated.
5391 * config/arm/arm-tables.opt: Regenerated.
5392 * config/arm/arm-cpu.h: New generated file.
5393 * config/arm/arm-cpu-data.h: New generated file.
5394 * config/arm/arm-cpu-cdata.h: New generated file.
5396 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5399 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5401 (input_varpool_node): Unpack dynamically_initialized bit.
5403 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5405 PR rtl-optimization/79032
5406 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5407 the alignment of the adjusted memory reference against that of MODE,
5408 instead of the alignment of the original memory reference.
5410 2017-01-11 Martin Jambor <mjambor@suse.cz>
5412 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5414 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5415 decorated functions.
5417 2017-01-11 Richard Biener <rguenther@suse.de>
5419 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5420 set range/nonnull info for PHI results. Do not set it on
5421 stmts marked for removal.
5423 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5425 * expr.c (store_field): In the bitfield case, fetch the return value
5426 from the registers before applying a single big-endian adjustment.
5427 Always do a final load for a BLKmode value not larger than a word.
5429 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5432 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5433 that we correctly handle column numbers greater than
5434 LINE_MAP_MAX_COLUMN_NUMBER.
5436 2017-01-10 Martin Sebor <msebor@redhat.com>
5439 * gimple-ssa-sprintf.c (get_destination_size): Call
5440 {init,fini}object_sizes.
5441 * tree-object-size.c (addr_object_size): Adjust.
5442 (pass_through_call): Adjust.
5443 (pass_object_sizes::execute): Adjust.
5444 * tree-object-size.h (fini_object_sizes): Declare.
5446 2017-01-10 Martin Sebor <msebor@redhat.com>
5448 PR tree-optimization/78775
5449 * builtins.c (get_size_range): Move...
5450 * calls.c: ...to here.
5451 (alloc_max_size): Accept zero argument.
5452 (operand_signed_p): Remove.
5453 (maybe_warn_alloc_args_overflow): Call get_size_range.
5454 * calls.h (get_size_range): Declare.
5456 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5458 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5459 from TI's devices.csv file as of September 2016.
5460 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5462 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5464 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5465 * doc/invoke.texi: Likewise.
5466 * doc/md.texi: Likewise.
5467 * doc/objc.texi: Likewise.
5469 2017-01-10 Joshua Conner <joshconner@google.com>
5471 * config/arm/fuchsia-elf.h: New file.
5472 * config/fuchsia.h: New file.
5473 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5474 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5476 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5478 2016-01-10 Richard Biener <rguenther@suse.de>
5480 PR tree-optimization/79034
5481 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5482 Propagate out degenerate PHIs in the joiner.
5484 2017-01-10 Martin Liska <mliska@suse.cz>
5486 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5487 (sort_congruence_classes_by_decl_uid): Likewise.
5488 (sort_congruence_class_groups_by_decl_uid): Likewise.
5489 (sem_item_optimizer::merge_classes): Sort class, groups in these
5490 classes and members in the groups by DECL_UID of declarations.
5491 This would make merge operations stable.
5493 2017-01-10 Martin Liska <mliska@suse.cz>
5495 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5496 usage of m_classes_vec.
5497 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5498 (sem_item_optimizer::get_group_by_hash): Likewise.
5499 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5500 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5501 (sem_item_optimizer::verify_classes): Likewise.
5502 (sem_item_optimizer::process_cong_reduction): Likewise.
5503 (sem_item_optimizer::dump_cong_classes): Likewise.
5504 (sem_item_optimizer::merge_classes): Likewise.
5505 * ipa-icf.h (congruence_class_hash): Rename from
5506 congruence_class_group_hash. Remove declaration of m_classes_vec.
5508 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5510 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5511 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5512 * config.gcc: Add avx512vpopcntdqintrin.h.
5513 * config/i386/avx512vpopcntdqintrin.h: New.
5514 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5515 * config/i386/i386-builtin-types.def: Add new types.
5516 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5517 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5518 __builtin_ia32_vpopcountq_v8di_mask): New.
5519 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5520 __AVX512VPOPCNTDQ__.
5521 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5522 (PTA_AVX512VPOPCNTDQ): Define.
5523 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5524 TARGET_AVX512VPOPCNTDQ_P): Define.
5525 * config/i386/i386.opt: Add mavx512vpopcntdq.
5526 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5527 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5529 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5532 * predict.def (PRED_CALL): Set to 67.
5534 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5536 * expr.c (store_field): In the bitfield case, if the value comes from
5537 a function call and is of an aggregate type returned in registers, do
5538 not modify the field mode; extract the value in all cases if the mode
5539 is BLKmode and the size is not larger than a word.
5541 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5544 * config/i386/cpuid.h: Fix undefined behavior.
5546 2017-01-04 Jeff Law <law@redhat.com>
5548 PR tree-optimization/79007
5549 PR tree-optimization/67955
5550 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5551 conservative for pt.null when flag_non_call_exceptions is on.
5553 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5555 PR translation/79019
5556 PR translation/79020
5557 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5558 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5559 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5561 * config/avr/avr.opt (maccumulate-args): Likewise.
5562 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5563 * common.opt (freport-bug): Likewise.
5564 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5565 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5566 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5567 translatable string.
5568 * config/i386/i386.c (function_value_32): Likewise.
5569 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5570 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5572 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5573 * common/config/msp430/msp430-common.c (msp430_handle_option):
5575 * symtab.c (symtab_node::verify_base): Likewise.
5576 * opts.c (set_debug_level): Likewise.
5577 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5578 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5579 missing whitespace to translatable strings.
5580 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5581 * config/sh/superh.h: Likewise.
5582 * config/i386/xopintrin.h: Likewise.
5583 * config/i386/znver1.md: Likewise.
5584 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5585 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5586 * double-int.h (struct double_int): Likewise.
5587 * double-int.c (div_and_round_double): Likewise.
5588 * wide-int.cc: Likewise.
5589 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5590 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5591 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5592 (crossjumps_occurred): ... this.
5593 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5596 PR tree-optimization/78899
5597 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5598 returning bool return struct loop *, NULL for failure and the new
5600 (versionable_outer_loop_p): Don't version outer loop if it has
5601 dont_vectorized bit set.
5602 (tree_if_conversion): When versioning outer loop, ensure
5603 tree_if_conversion is performed also on the inner loop of the
5604 non-vectorizable outer loop copy.
5605 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5606 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5607 prevent vectorization of it.
5608 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5609 the outer loop vectorization of the non-scalar version is attempted
5610 before vectorization of the inner loop in scalar version. If
5611 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5612 vectorization of its inner loop.
5613 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5614 has 2 inner loops, rename also on edges from bb whose single pred
5615 is outer_loop->header. Fix typo in function comment.
5617 2017-01-09 Martin Sebor <msebor@redhat.com>
5620 * asan.c (asan_emit_stack_protection): Increase local buffer size
5621 to avoid snprintf truncation warning.
5623 2017-01-09 Andrew Pinski <apinski@cavium.com>
5625 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5626 to reference thunderx2t99 for the tuning structure
5627 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5629 (thunderx2t99_extra_costs): This.
5630 * config/aarch64/aarch64-tune.md: Regenerate.
5631 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5632 (vulcan_addrcost_table): This.
5633 (vulcan_regmove_cost): Rename to ...
5634 (thunderx2t99_regmove_cost): This.
5635 (vulcan_vector_cost): Rename to ...
5636 (thunderx2t99_vector_cost): this.
5637 (vulcan_branch_cost): Rename to ...
5638 (thunderx2t99_branch_cost): This.
5639 (vulcan_tunings): Rename to ...
5640 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5641 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5643 2017-01-09 Martin Jambor <mjambor@suse.cz>
5647 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5648 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5649 (propagate_vr_accross_jump_function): Use the above function for all
5650 value range computations for pass-through jump functions and type
5651 converasion from explicit value range values.
5652 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5653 parameters from TYPE_ARG_TYPES.
5654 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5655 (ipa_write_node_info): Stream type of the actual argument.
5656 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5658 2017-01-09 Martin Liska <mliska@suse.cz>
5661 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5662 (lookup_compiler): Do not show error message with have_E.
5664 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5666 PR tree-optimization/78938
5667 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5668 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5669 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5670 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5673 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5675 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5678 2017-01-09 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/78997
5681 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5682 name condition properly.
5684 2017-01-09 Richard Biener <rguenther@suse.de>
5687 * dwarf2out.c (is_cxx): New overload with context.
5688 (is_naming_typedef_decl): Use it.
5690 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5692 * invoke.texi (Option Summary): Correct spacing in option lists
5693 and add line breaks to fix over-long lines.
5695 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5699 * extend.texi (Common Variable Attributes): Add xref to GCC
5700 Internals manual to explain mode attribute keywords.
5702 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5705 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5706 and Preprocessor Options.
5707 (Options for Linking): Document -pthread here....
5708 (RS/6000 and PowerPC Options): ...not here.
5709 (Solaris 2 Options): ...or here.
5710 * doc/cppopts.texi: Document -pthread.
5712 2017-01-08 Martin Sebor <msebor@redhat.com>
5715 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5716 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5717 New member functions.
5718 (format_directive): Used them.
5720 (pass_sprintf_length::handle_gimple_call): Same.
5721 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5722 to avoid truncation for any argument.
5723 (extract_affine_mul): Same.
5724 * tree.c (get_file_function_name): Same.
5726 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5729 * predict.def (PRED_INDIR_CALL): Set to 86.
5731 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5733 PR preprocessor/54124
5734 * doc/cppopts.texi: Reformat -d subtable to list the full name
5735 of the options. Add cross-reference to the docs for the general
5736 compiler -d options.
5737 * doc/invoke.texi (Developer Options): Add cross-reference to the
5738 preprocessor-specific -d option documentation.
5740 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5742 PR preprocessor/13498
5743 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5744 redudant material, and reflect new command-line options.
5745 (System Headers): Likewise.
5747 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5749 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5750 -isystem, and -idirafter. Copy-edit.
5751 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5752 default for -ftrack-macro-expansion. Delete obsolete and
5753 badly-formatted implementation details about -fdebug-cpp output.
5754 * doc/cppwarnopts.texi: Copy-edit.
5756 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5759 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5760 that the transition from a max line width >= 1<<10 to narrower
5761 lines works correctly.
5763 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5765 * doc/options.texi (PerFunction): New.
5766 * opt-functions.awk (switch_flags): Map both Optimization and
5767 PerFunction to CL_OPTIMIZATION.
5768 * opth-gen.awk: Test for PerFunction flag along with
5770 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5771 it only when the latter is present. Skip those that don't in
5772 the hash function generator.
5773 * common.opt (fvar-tracking): Mark as PerFunction instead of
5775 (fvar-tracking-assignments): Likewise.
5776 (fvar-tracking-assignments-toggle): Likewise.
5777 (fvar-tracking-uninit): Likewise.
5779 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5781 PR translation/79018
5782 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5785 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5788 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5789 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5790 TARGET_LONG_JUMP_TABLE_OFFSETS.
5791 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5792 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5793 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5794 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5795 * config/m68k/m68k.md (tablejump expander): Likewise.
5796 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5797 TARGET_LONG_JUMP_TABLE_OFFSETS.
5798 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5799 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5801 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5802 David Holsgrove <david.holsgrove@xilinx.com>
5804 * common/config/microblaze/microblaze-common.c
5805 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5806 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5808 * config/microblaze/microblaze.c (microblaze_must_save_register)
5809 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5811 (microblaze_eh_return): New function.
5812 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5813 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5814 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5815 * config/microblaze/microblaze.md (eh_return): New pattern.
5817 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5819 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5820 GCC_DIAGNOSTIC_STRINGIFY): Define.
5822 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5824 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5826 * config/arm/arm.md (<mcrr>): New.
5828 * config/arm/arm.c (arm_arch5te): New.
5829 (arm_option_override): Set arm_arch5te.
5830 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5832 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5833 (arm_mcrr_qualifiers): ... this. New.
5834 (MRRC_QUALIFIERS): Define to...
5835 (arm_mrrc_qualifiers): ... this. New.
5836 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5838 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5839 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5840 (MRRCI, mrrc, MRRC): New.
5841 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5842 VUNSPEC_MRRC2): New.
5844 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5846 * config/arm/arm.md (<mcr>): New.
5848 * config/arm/arm.c (arm_coproc_builtin_available): Add
5849 support for mcr, mrc, mcr2 and mrc2.
5850 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5851 (arm_mcr_qualifiers): ... this. New.
5852 (MRC_QUALIFIERS): Define to ...
5853 (arm_mrc_qualifiers): ... this. New.
5854 (MCR_QUALIFIERS): Define to ...
5855 (arm_mcr_qualifiers): ... this. New.
5856 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5858 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5859 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5860 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5863 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5865 * config/arm/arm.md (*ldc): New.
5869 * config/arm/arm.c (arm_coproc_builtin_available): Add
5870 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5871 (arm_coproc_ldc_stc_legitimate_address): New.
5872 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5873 'qualifier_const_pointer'.
5874 (LDC_QUALIFIERS): Define to...
5875 (arm_ldc_qualifiers): ... this. New.
5876 (STC_QUALIFIERS): Define to...
5877 (arm_stc_qualifiers): ... this. New.
5878 * config/arm/arm-protos.h
5879 (arm_coproc_ldc_stc_legitimate_address): New.
5880 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5881 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5882 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5883 stc2, stcl, stc2l): New.
5884 * config/arm/constraints.md (Uz): New.
5885 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5886 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5887 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5888 VUNSPEC_STC2L): New.
5890 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5892 * config/arm/arm.md (<cdp>): New.
5893 * config/arm/arm.c (neon_const_bounds): Rename this ...
5894 (arm_const_bounds): ... this.
5895 (arm_coproc_builtin_available): New.
5896 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5897 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5898 (CDP_QUALIFIERS): Define to...
5899 (arm_cdp_qualifiers): ... this. New.
5901 (arm_expand_builtin_args): Add case for 6 arguments.
5902 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5903 (arm_const_bounds): ... this.
5904 (arm_coproc_builtin_available): New.
5905 * config/arm/arm_acle.h (__arm_cdp): New.
5907 * config/arm/arm_acle_builtins.def (cdp): New.
5909 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5910 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5912 * config/arm/types.md (coproc): New.
5913 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5914 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5915 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5916 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5918 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5920 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5921 (UBINOP_QUALIFIERS): New.
5923 (acle_builtin_data): New. Change comment.
5924 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5925 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5926 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5927 arm_acle_builtins.def.
5928 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5929 (arm_init_acle_builtins): New.
5930 (CRC32_BUILTIN): Remove.
5931 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5932 crc32cb, crc32ch and crc32cw.
5933 (arm_init_crc32_builtins): Remove.
5934 (arm_init_builtins): Use arm_init_acle_builtins rather
5935 than arm_init_crc32_builtins.
5936 (arm_expand_acle_builtin): New.
5937 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5938 * config/arm/arm_acle_builtins.def: New.
5940 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5942 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5943 (arm_builtin_datum): ... this.
5944 (arm_init_neon_builtin): Rename to ...
5945 (arm_init_builtin): ... this. Add a new parameters PREFIX
5946 and USE_SIG_IN_NAME.
5947 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5948 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5949 'arm_builtin_datum'.
5950 (arm_init_vfp_builtins): Likewise.
5951 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5952 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5953 (arm_expand_neon_args): Rename to ...
5954 (arm_expand_builtin_args): ... this. Rename builtin_arg
5955 enum values and differentiate between ARG_BUILTIN_MEMORY
5956 and ARG_BUILTIN_NEON_MEMORY.
5957 (arm_expand_neon_builtin_1): Rename to ...
5958 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5959 values, arm_expand_builtin_args and add bool parameter NEON.
5960 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5961 (arm_expand_vfp_builtin): Likewise.
5962 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5964 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5967 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5968 * predict.c (tree_estimate_probability_bb): Reverse direction of
5969 polymorphic call predictor.
5971 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5973 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5974 (determine_pass_name_match): ...this new function and...
5975 (should_skip_pass_p): ...this new function.
5977 2017-01-06 Nathan Sidwell <nathan@acm.org>
5979 * ipa-visibility.c (function_and_variable_visibility): Reformat
5980 comments and long lines. Remove extrneous if.
5981 * symtab.c (symtab_node::make_decl_local): Fix code format.
5982 (symtab_node::set_section_for_node): Fix comment typo.
5984 2017-01-06 Martin Liska <mliska@suse.cz>
5987 * lra-constraints.c: Rename invariant to lra_invariant.
5988 * predict.c (set_even_probabilities): Initialize e to NULL.
5990 2017-01-05 Martin Sebor <msebor@redhat.com>
5992 PR tree-optimization/78910
5993 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5994 (format_integer): Correct off-by-one error in the handling
5995 of precision with negative numbers in signed conversions..
5997 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5999 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6001 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6003 PR tree-optimization/71016
6004 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6005 factor_out_conditional_conversion. Formatting fix.
6006 (factor_out_conditional_conversion): Add cond_stmt argument.
6007 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6008 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6011 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6013 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6014 read-rtl-function.o, and selftest-rtl.o.
6015 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6016 (selftest::aarch64_test_loading_full_dump): New function.
6017 (selftest::aarch64_run_selftests): New function.
6018 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6019 selftest::aarch64_run_selftests.
6020 * config/i386/i386.c
6021 (selftest::ix86_test_loading_dump_fragment_1): New function.
6022 (selftest::ix86_test_loading_call_insn): New function.
6023 (selftest::ix86_test_loading_full_dump): New function.
6024 (selftest::ix86_test_loading_unspec): New function.
6025 (selftest::ix86_run_selftests): Call the new functions.
6026 * emit-rtl.c (maybe_set_max_label_num): New function.
6027 * emit-rtl.h (maybe_set_max_label_num): New decl.
6028 * function.c (instantiate_decls): Guard call to
6029 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6030 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6032 * gensupport.c (gen_reader::gen_reader): Pass "false"
6033 for new "compact" param of rtx_reader.
6034 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6035 rather than an empty string for NULL strings.
6036 * read-md.c: Potentially include config.h rather than bconfig.h.
6037 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6038 (have_error): New global, copied from errors.c.
6039 (md_reader::read_name): Rename to...
6040 (md_reader::read_name_1): ...this, adding "out_loc" param,
6041 and converting "missing name or number" to returning false, rather
6043 (md_reader::read_name): Reimplement in terms of read_name_1.
6044 (md_reader::read_name_or_nil): New function.
6045 (md_reader::read_string): Handle "(nil)" by returning NULL.
6046 (md_reader::md_reader): Add new param "compact".
6047 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6048 (md_reader::read_file): New method.
6049 * read-md.h (md_reader::md_reader): Add new param "compact".
6050 (md_reader::read_file): New method.
6051 (md_reader::is_compact): New accessor.
6052 (md_reader::read_name): Convert return type from void to file_location.
6053 (md_reader::read_name_or_nil): New decl.
6054 (md_reader::read_name_1): New decl.
6055 (md_reader::m_compact): New field.
6056 (noop_reader::noop_reader): Pass "false" for new "compact" param
6058 (rtx_reader::rtx_reader): Add new "compact" param.
6059 (rtx_reader::read_rtx_operand): Make virtual and convert return
6060 type from void to rtx.
6061 (rtx_reader::read_until): New decl.
6062 (rtx_reader::handle_any_trailing_information): New virtual function.
6063 (rtx_reader::postprocess): New virtual function.
6064 (rtx_reader::finalize_string): New virtual function.
6065 (rtx_reader::m_in_call_function_usage): New field.
6066 (rtx_reader::m_reuse_rtx_by_id): New field.
6067 * read-rtl-function.c: New file.
6068 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6069 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6070 (selftest::verify_three_block_rtl_cfg): New decl.
6071 * read-rtl-function.h: New file.
6072 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6073 For host, include function.h, memmodel.h, and emit-rtl.h.
6074 (one_time_initialization): New function.
6075 (struct compact_insn_name): New struct.
6076 (compact_insn_names): New array.
6077 (find_code): Handle insn codes in compact dumps.
6078 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6079 (bind_subst_iter_and_attr): Likewise.
6080 (add_condition_to_string): Likewise.
6081 (add_condition_to_rtx): Likewise.
6082 (apply_attribute_uses): Likewise.
6083 (add_current_iterators): Likewise.
6084 (apply_iterators): Likewise.
6085 (initialize_iterators): Guard usage of apply_subst_iterator with
6086 #ifdef GENERATOR_FILE.
6087 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
6088 (md_reader::read_mapping): Likewise.
6089 (add_define_attr_for_define_subst): Likewise.
6090 (add_define_subst_attr): Likewise.
6091 (read_subst_mapping): Likewise.
6092 (check_code_iterator): Likewise.
6093 (rtx_reader::read_rtx): Likewise. Move one-time initialization
6095 (one_time_initialization): New function.
6096 (rtx_reader::read_until): New method.
6097 (read_flags): New function.
6098 (parse_reg_note_name): New function.
6099 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
6100 Handle reuse_rtx ids.
6101 Wrap iterator lookup within #ifdef GENERATOR_FILE.
6102 Add parsing support for RTL dumps, mirroring the special-cases in
6103 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
6104 values, and calling handle_any_trailing_information.
6105 (rtx_reader::read_rtx_operand): Convert return type from void
6106 to rtx, returning return_rtx. Handle case 'e'. Call
6107 finalize_string on XSTR and XTMPL fields.
6108 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
6109 "(nil)" values were omitted. Call the postprocess vfunc on the
6111 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
6112 class ctor. Initialize m_in_call_function_usage. Call
6113 one_time_initialization.
6114 * rtl-tests.c (selftest::test_uncond_jump): Call
6115 set_new_first_and_last_insn.
6116 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
6117 * selftest-rtl.c: New file.
6118 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
6119 (selftest::get_insn_by_uid): New decl.
6120 * selftest-run-tests.c (selftest::run_tests): Call
6121 read_rtl_function_c_tests.
6122 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6123 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6126 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6128 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6129 operands in a special way. Assert that pos+len <= mode precision.
6131 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6133 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6134 3 argument Alias with unlimited for the negative form.
6135 (fno-vect-cost-model): Removed.
6137 2017-01-05 Martin Liska <mliska@suse.cz>
6139 * hsa-gen.c (gen_hsa_divmod): New function.
6140 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6142 2017-01-05 Martin Liska <mliska@suse.cz>
6145 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6148 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6150 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6151 small constant length operands.
6153 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6155 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6156 between loop iterations.
6158 2017-01-05 Martin Liska <mliska@suse.cz>
6161 * gimplify.c (gimplify_decl_expr): Compare to
6162 asan_poisoned_variables instread of checking flags.
6163 (gimplify_target_expr): Likewise.
6164 (gimplify_expr): Likewise.
6165 (gimplify_function_tree): Conditionally initialize
6166 asan_poisoned_variables.
6168 2017-01-04 Jeff Law <law@redhat.com>
6170 PR tree-optimizatin/78812
6171 * rtl.h (contains_mem_rtx_p): Prototype.
6172 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6173 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6174 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6175 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6176 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6178 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6180 * input.c (assert_char_at_range): Default-initialize actual_range.
6182 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6184 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6185 to match the caller.
6187 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6189 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6190 insns after final jump in test to emit dummy move.
6192 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6194 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6195 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6197 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6199 * multiple_target.c (create_dispatcher_calls): Init e_next.
6200 * tree-ssa-loop-split.c (split_loop): Init border.
6201 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6204 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6209 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6210 (altivec_register_operand): Do not return true if the operand
6211 contains a SUBREG mixing SImode and SFmode.
6212 (vsx_register_operand): Likewise.
6213 (vsx_reg_sfsubreg_ok): New predicate.
6214 (vfloat_operand): Do not return true if the operand contains a
6215 SUBREG mixing SImode and SFmode.
6216 (vint_operand): Likewise.
6217 (vlogical_operand): Likewise.
6218 (gpc_reg_operand): Likewise.
6219 (int_reg_operand): Likewise.
6220 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6221 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6222 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6224 (rs6000_emit_move_si_sf_subreg): New helper function.
6225 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6226 fixup SUBREGs involving SImode and SFmode.
6227 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6228 numbers for the new peephole2 optimization.
6229 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6230 the GLIBC math library that do AND/IOR/XOR operations on single
6231 precision floating point.
6232 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6233 target macros to say whether we need to avoid SUBREGs mixing
6235 (TARGET_ALLOW_SF_SUBREG): Likewise.
6236 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6237 (UNSPEC_SI_FROM_SF): Likewise.
6238 (iorxor): Change spacing.
6239 (and_ior_xor): New iterator for AND, IOR, and XOR.
6240 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6241 (movdi_from_sf_zero_ext): Likewise.
6242 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6243 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6244 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6245 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6246 (fms<mode>4): Likewise.
6247 (fnma<mode>4): Likewise.
6248 (fnms<mode>4): Likewise.
6249 (nfma<mode>4): Likewise.
6250 (nfms<mode>4): Likewise.
6252 2017-01-04 Marek Polacek <polacek@redhat.com>
6255 * doc/invoke.texi: Document -Wpointer-compare.
6257 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6259 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6262 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6263 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6266 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6269 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6270 documentation of the powerpc_popcntb_ok attribute.
6271 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6272 code to issue warning messages if a requested CPU configuration is
6273 not supported by the binary (assembler and loader) toolchain.
6274 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6275 made to define a built-in function that has been disabled.
6276 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6277 made to define a built-in function that has been disabled.
6278 (altivec_init_builtins): Add comment explaining why definition
6279 of the DST built-in functions is not preceded by an assertion
6280 check. Add assertions to prevent ICE if attempts are made to
6281 define an altivec predicate or an abs* built-in function that has
6283 (htm_init_builtins): Add comment explaining why definition of the
6284 htm built-in functions is not preceded by an assertion check.
6286 2017-01-04 Jeff Law <law@redhat.com>
6288 PR tree-optimizatin/67955
6289 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6290 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6291 the points-to solution does not include pt_null. Use DECL_PT_UID
6294 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6297 Use gen_int_mode instead of gen_lopwart for const_int operands.
6299 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6301 PR tree-optimization/71563
6302 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6303 out of range value - has low bits known to be zero.
6305 2017-01-04 Alan Modra <amodra@gmail.com>
6307 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6308 * configure: Regenerate.
6309 * config.in: Regenerate.
6311 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6314 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6315 a substring of the message, but strcmp with the whole message. Ifdef
6316 ENABLE_NLS, translate the message first using dgettext.
6318 2017-01-03 Jeff Law <law@redhat.com>
6320 PR tree-optimizatin/78856
6321 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6322 (mark_threaded_blocks): Remove code to truncate thread paths that
6323 cross multiple loop headers. Instead invalidate the cached loop
6324 iteration information and handle case of a thread path walking
6325 into an irreducible region.
6327 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6330 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6331 assertions. Add support for doing the signbit if the IEEE 128-bit
6332 floating point value is in a GPR.
6333 * config/rs6000/rs6000.md (Fsignbit): Delete.
6334 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6335 Update the length attribute if the value is in a GPR.
6336 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6337 the sign or zero extension instruction, since the value is always 0/1.
6338 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6341 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6342 extracting SImode to a GPR register so that we can generate a
6343 store, limit the vector to be in a traditional Altivec register
6344 for the vextuwrx instruction.
6346 2017-01-03 Ian Lance Taylor <iant@google.com>
6348 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6350 2017-01-03 Martin Sebor <msebor@redhat.com>
6352 PR tree-optimization/78696
6353 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6354 precision. Use MPFR for %f for greater fidelity. Correct handling
6356 (pass_sprintf_length::compute_format_length): Set width and precision
6357 specified by asrerisk to void_node for vararg functions.
6358 (try_substitute_return_value): Adjust dump output.
6360 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6362 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6364 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6366 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6367 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6368 -mlra/-mno-lra was passed to the compiler.
6370 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6372 PR rtl-optimization/65618
6373 * emit-rtl.c (try_split): Move initialization of "before" and
6374 "after" to just before the call to emit_insn_after_setloc.
6376 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6378 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6380 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6382 * dwarf2out.c (gen_enumeration_type_die): When
6383 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6385 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6387 PR tree-optimization/78965
6388 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6389 Change first argument from const call_info & to call_info &. For %n
6390 set info.nowrite to false.
6393 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6394 possibly throwing calls.
6396 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6397 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6398 and fns handling, rather than in a separate case SSA_NAME.
6400 2017-01-02 Jeff Law <law@redhat.com>
6402 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6403 fixes for first_period and second_period variables.
6405 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6408 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6409 (*insvqi_1): New insn pattern.
6410 (*insvqi_1_mem_rex64): Ditto.
6412 (*insvqi_3): Rename from *insvqi.
6414 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6416 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6418 * doc/cfg.texi (Edges): Remove reference to Java.
6419 (Maintaining the CFG): Ditto.
6421 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6424 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6425 transparent aliases.
6427 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6430 * predict.def (PRED_CALL): Update hitrate.
6431 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6432 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6433 into direct/indirect/polymorphic variants.
6435 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6437 Update copyright years.
6439 * gcc.c (process_command): Update copyright notice dates.
6440 * gcov-dump.c (print_version): Ditto.
6441 * gcov.c (print_version): Ditto.
6442 * gcov-tool.c (print_version): Ditto.
6443 * gengtype.c (create_file): Ditto.
6444 * doc/cpp.texi: Bump @copying's copyright year.
6445 * doc/cppinternals.texi: Ditto.
6446 * doc/gcc.texi: Ditto.
6447 * doc/gccint.texi: Ditto.
6448 * doc/gcov.texi: Ditto.
6449 * doc/install.texi: Ditto.
6450 * doc/invoke.texi: Ditto.
6452 Copyright (C) 2017 Free Software Foundation, Inc.
6454 Copying and distribution of this file, with or without modification,
6455 are permitted in any medium without royalty provided the copyright
6456 notice and this notice are preserved.