1 2017-03-20 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/80113
4 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
5 allocate extra SSA name for PHI def.
6 (add_close_phis_to_outer_loops): Likewise.
7 (add_close_phis_to_merge_points): Likewise.
8 (copy_loop_close_phi_args): Likewise.
9 (copy_cond_phi_nodes): Likewise.
11 2017-03-20 Martin Liska <mliska@suse.cz>
14 * tree-chkp.c (chkp_build_returned_bound): Do not build
15 returned bounds for a LHS that's not a BOUNDED_P type.
17 2017-03-20 Martin Liska <mliska@suse.cz>
21 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
22 COMPLEX_CST and VECTOR_CST.
24 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
28 target operand. A new splitter adds the clobber statement in case
29 the target operand is dead anyway.
31 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
33 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
34 to age-old versions of binutils and glibc.
36 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
38 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
40 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
42 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
44 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
46 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
47 requirement for binutils 2.13.
49 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
51 * combine.c (try_combine): Delete redundant i1 test. Call
52 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
54 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
56 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
57 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
59 <riscv64-*-elf>: Re-arrange section
60 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
61 <riscv32-*-linux>: Likewise.
62 <riscv64-*-elf>: Likewise
63 <riscv64-*-linux>: Likewise.
65 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
68 * aarch64.opt(verbose-cost-dump): Fix typo.
70 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
73 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
74 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
76 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
78 * reload.c (find_reloads): When reloading a nonoffsettable address,
79 use RELOAD_OTHER for it and its address reloads.
81 PR rtl-optimization/79910
82 * combine.c (record_used_regs): New static function.
83 (try_combine): Handle situations where there is an additional
84 instruction between I2 and I3 which needs to have a LOG_LINK
87 2017-03-17 Jeff Law <law@redhat.com>
89 PR tree-optimization/71437
90 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
91 conditional in the hash table first.
92 (vrp_dom_walker::before_dom_children): Extract condition from
93 ASSERT_EXPR. Record condition, its inverion and any implied
96 2017-03-17 Marek Polacek <polacek@redhat.com>
97 Markus Trippelsdorf <markus@trippelsdorf.de>
99 PR tree-optimization/80079
100 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
103 2017-03-17 Richard Biener <rguenther@suse.de>
106 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
107 Properly verify the LHS before the RHS possibly claims to be
109 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
112 2017-03-17 Martin Jambor <mjambor@suse.cz>
114 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
115 (List of -O2 options): Likewise.
116 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
119 2017-03-17 Tom de Vries <tom@codesourcery.com>
121 * gcov-dump.c (print_usage): Print bug_report_url.
123 2017-03-17 Richard Biener <rguenther@suse.de>
126 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
127 (parser::peek): Likewise.
129 2017-03-17 Richard Biener <rguenther@suse.de>
131 PR tree-optimization/80048
132 * sese.c (free_sese_info): Properly release rename_map and
133 copied_bb_map elements.
135 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
137 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
138 Add linked-list forward and backlinks. Insert on
139 construction, remove on destruction.
140 (class pass_store_merging): Add m_stores_head field.
141 (pass_store_merging::terminate_and_process_all_chains):
142 Iterate over m_stores_head list.
143 (pass_store_merging::terminate_all_aliasing_chains):
145 (pass_store_merging::execute): Check for debug stmts first.
146 Push new chains onto the m_stores_head stack.
148 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
151 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
152 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
153 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
155 2017-03-16 Jeff Law <law@redhat.com>
157 PR tree-optimization/71437
158 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
159 member function. Implementation moved into after_dom_children
160 member function and into the threader's thread_outgoing_edges
162 (dom_opt_dom_walker::after_dom_children): Simplify by moving
163 some code into new thread_outgoing_edges.
164 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
165 definition. Simplify marker handling (do it here). Assume we always
166 have the available expression and the const/copies tables.
167 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
169 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
170 * tree-vrp.c (equiv_stack): No longer file scoped.
171 (vrp_dom_walker): New class.
172 (vrp_dom_walker::before_dom_children): New member function.
173 (vrp_dom_walker::after_dom_children): Likewise.
174 (identify_jump_threads): Setup domwalker. Use it rather than
175 walking edges in a random order by hand. Simplify setup/finalization.
176 (finalize_jump_threads): Remove.
177 (vrp_finalize): Do not call identify_jump_threads here.
178 (execute_vrp): Do it here instead and call thread_through_all_blocks
181 PR tree-optimization/71437
182 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
184 (simplify_stmt_for_jump_threading): Add basic_block argument. All
186 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
187 (dom_opt_dom_walker::thread_across_edge): Remove
188 handle_dominating_asserts argument. All callers changed.
189 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
190 changes. Remove calls to lhs_of_dominating_assert. Other
191 uses of handle_dominating_asserts turn into unconditional code
192 (simplify_control_stmt_condition_1): Likewise.
193 (simplify_control_stmt_condition): Likewise.
194 (thread_through_normal_block, thread_across_edge): Likewise.
195 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
196 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
197 object if it is not an SSA_NAME.
198 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
199 before calling into the VRP specific simplifiers.
200 (identify_jump_threads): Remove handle_dominating_asserts
203 2017-03-16 Jakub Jelinek <jakub@redhat.com>
206 * tree-diagnostic.c (default_tree_printer): No longer static.
207 * tree-diagnostic.h (default_tree_printer): New prototype.
209 2017-03-16 Tamar Christina <tamar.christina@arm.com>
211 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
212 Change ins into fmov.
214 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
216 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
217 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
218 Use h_con constraint for operand 1.
219 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
220 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
222 2017-03-15 Jeff Law <law@redhat.com>
224 PR tree-optimization/71437
225 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
226 (record_temporary_equivalences): Use it.
228 PR tree-optimization/71437
229 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
230 tree-ssa-scopedtables.
231 (lookup_avail_expr, build_and_record_new_cond): Likewise.
232 (record_conditions, record_cond, vuse_eq): Likewise.
233 (record_edge_info): Adjust to API tweak of record_conditions.
234 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
235 (record_temporary_equivalences, optimize_stmt): Likewise.
236 (eliminate_redundant_computations): Likewise.
237 (record_equivalences_from_stmt): Likewise.
238 * tree-ssa-scopedtables.c: Include options.h and params.h.
239 (vuse_eq): New function, moved from tree-ssa-dom.c
240 (build_and_record_new_cond): Likewise.
241 (record_conditions): Likewise. Accept vector of conditions rather
242 than edge_equivalence structure for first argument.
243 for the first argument.
244 (avail_exprs_stack::lookup_avail_expr): New member function, moved
246 (avail_exprs_stack::record_cond): Likewise.
247 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
249 (avail_exprs_stack): Add new member functions lookup_avail_expr
251 (record_conditions): Declare.
253 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
256 * lra-constraints.c (process_alt_operands): Increase reject for
257 reloading an input/output operand.
259 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
262 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
263 insns to convert from signed/unsigned char/short to IEEE 128-bit
265 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
267 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/i386.c (ix86_vector_duplicate_value): Create
271 subreg of inner mode for values already in registers.
273 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
275 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
276 iteration reg is used after the loop.
278 2017-03-14 Martin Sebor <msebor@redhat.com>
280 PR tree-optimization/79800
281 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
282 precision in negative-positive range.
283 (format_floating): Call non-const overload with adjusted precision.
285 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
288 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
291 2017-03-14 Martin Sebor <msebor@redhat.com>
294 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
295 * builtins.def (aligned_alloc): Use it.
298 * Makefile.in (GTFILES): Add calls.c.
299 * calls.c: Include "gt-calls.h".
301 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
303 PR rtl-optimization/79728
304 * regs.h (struct target_regs): New field
305 x_contains_allocatable_regs_of_mode.
306 (contains_allocatable_regs_of_mode): New macro.
307 * reginfo.c (init_reg_sets_1): Initialize it, and change
308 contains_reg_of_mode so it includes global regs as well.
309 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
310 rather than contains_regs_of_mode.
312 2017-03-14 Martin Liska <mliska@suse.cz>
314 * doc/invoke.texi: Document options that can't be combined with
315 -fcheck-pointer-bounds.
317 2017-03-14 Martin Liska <mliska@suse.cz>
320 * doc/invoke.texi (-Wchkp): Document the option.
322 2017-03-14 Martin Liska <mliska@suse.cz>
324 * Makefile.in: Install gcov-dump.
326 2017-03-14 Martin Liska <mliska@suse.cz>
328 * multiple_target.c (expand_target_clones): Bail out for
329 an invalid attribute.
331 2017-03-14 Richard Biener <rguenther@suse.de>
333 * alias.c (struct alias_set_entry): Pack properly.
334 * cfgloop.h (struct loop): Likewise.
335 * cse.c (struct set): Likewise.
336 * ipa-utils.c (struct searchc_env): Likewise.
337 * loop-invariant.c (struct invariant): Likewise.
338 * lra-remat.c (struct cand): Likewise.
339 * recog.c (struct change_t): Likewise.
340 * rtl.h (struct address_info): Likewise.
341 * symbol-summary.h (function_summary): Likewise.
342 * tree-loop-distribution.c (struct partition): Likewise.
343 * tree-object-size.c (struct object_size_info): Likewise.
344 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
345 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
346 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
347 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
348 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
349 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
350 (struct _stmt_vec_info): Likewise.
352 2017-03-14 Martin Liska <mliska@suse.cz>
355 * multiple_target.c (create_dispatcher_calls): Check that
356 a target can create a function dispatcher.
358 2017-03-14 Martin Liska <mliska@suse.cz>
361 * multiple_target.c (expand_target_clones): Drop local.local
362 flag for default implementation.
364 2017-03-14 Richard Biener <rguenther@suse.de>
366 PR tree-optimization/80030
367 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
369 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
371 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
372 gcc_fallthrough() instead of __attribute__((fallthrough));
374 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
376 * doc/gcc.texi: Remove "up" link to (DIR).
377 * doc/gccint.texi: Ditto.
379 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
381 * doc/install.texi (Specific) <avr>: Remove reference to
384 2017-03-13 Jeff Law <law@redhat.com>
386 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
387 attribute rather than comments.
389 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
390 match_scratch operand is highest.
392 2017-03-13 Martin Liska <mliska@suse.cz>
395 * ipa-pure-const.c (warn_function_noreturn): If the declarations
396 is a CHKP clone, use original declaration.
398 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
400 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
401 (arc_conditional_register_usage): Use a different allocation order
402 when optimizing for size.
403 * common/config/arc/arc-common.c (arc_option_optimization_table):
404 Section anchors default on when optimizing for size.
406 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
408 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
410 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
412 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
413 * config/arc/arc.md (cpu_facility): Add cd variant.
414 (*movqi_insn): Add code density variant.
415 (*movhi_insn): Likewise.
416 (*movqi_insn): Likewise.
417 (*addsi3_mixed): Likewise.
418 (subsi3_insn): Likewise.
420 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
422 * config/arc/arc.md (movsi_cond_exec): Update constraint.
424 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
426 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
427 expressions with MINUS and UNARY ops.
429 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
432 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
434 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
435 between vec_select and vector argument.
436 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
437 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
438 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
439 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
440 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
441 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
443 2017-03-13 Richard Biener <rguenther@suse.de>
446 * params.def (vect-max-peeling-for-alignment): Fix typo.
448 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
450 * doc/install.texi (Specific) <mips-*-*>: Remove description of
451 issue that only occurred with binutils below 2.18.
453 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
455 * doc/install.texi (Specific) <cris-axis-elf>: No longer
456 refer to binutils 2.11/2.12 minimum.
458 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
460 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
461 ftp.kernel.org and simplify binutils requirement.
463 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
465 * doc/invoke.texi (Warning Options): Fix spelling of link-time
467 (Optimize Options): Ditto. Also remove redundancy.
469 2017-03-10 David Malcolm <dmalcolm@redhat.com>
472 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
474 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
475 to G_ to avoid double translation.
477 2017-03-10 David Malcolm <dmalcolm@redhat.com>
480 * auto-profile.c (get_combined_location): Convert leading
481 character of diagnostics to lower case and remove trailing period.
482 (read_profile): Likewise for various diagnostics.
483 * config/arm/arm.c (arm_option_override): Remove trailing period
484 from various diagnostics.
485 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
486 (msp430_expand_delay_cycles): Likewise.
488 2017-03-10 David Malcolm <dmalcolm@redhat.com>
491 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
492 full command-line argument, rather than just "str".
493 (aarch64_validate_march): Likewise.
494 (aarch64_validate_mtune): Likewise.
496 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
498 PR rtl-optimization/78911
499 * lra-assigns.c (must_not_spill_p): New function.
502 2017-03-10 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/79981
505 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
506 ATOMIC_COMPARE_EXCHANGE ifn result.
507 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
508 IFN_ATOMIC_COMPARE_EXCHANGE.
510 2017-03-10 David Malcolm <dmalcolm@redhat.com>
513 * opts.c (parse_sanitizer_options): Add missing question mark to
514 "did you mean" message.
516 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
518 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
520 (VMULEUH_UNS): Likewise.
521 (VMULOUB_UNS): Likewise.
522 (VMULOUH_UNS): Likewise.
523 * config/rs6000/rs6000.c (builtin_function_type): Remove
524 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
526 2017-03-10 David Malcolm <dmalcolm@redhat.com>
529 * read-rtl-function.c (function_reader::read_rtx_operand): Update
530 x with result of extra_parsing_for_operand_code_0.
531 (function_reader::extra_parsing_for_operand_code_0): Convert
532 return type from void to rtx, returning x. When reading
533 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
534 larger size containing struct block_symbol.
536 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
538 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
539 -mfloat128-hardware without -m64.
541 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
544 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
545 entries to the case statement that marks unsigned arguments to
546 overloaded functions.
548 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
550 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
551 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
553 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
556 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
557 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
559 2017-03-10 Martin Liska <mliska@suse.cz>
563 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
564 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
567 2017-03-10 Olivier Hainque <hainque@adacore.com>
569 * tree-switch-conversion (array_value_type): Start by resetting
570 candidate type to it's main variant.
572 2017-03-10 Jakub Jelinek <jakub@redhat.com>
574 PR rtl-optimization/79909
575 * combine.c (try_combine): Use simplify_replace_rtx on individual
576 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
577 of the whole CALL_INSN_FUNCTION_USAGE.
579 PR tree-optimization/79972
580 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
581 get_range_info on SSA_NAMEs. Formatting fixes.
583 2017-03-10 Richard Biener <rguenther@suse.de>
584 Jakub Jelinek <jakub@redhat.com>
586 PR tree-optimization/77975
587 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
589 (get_val_for): For constant x return it. Formatting fix.
590 (loop_niter_by_eval): Avoid pointless looping if the next iteration
591 would use the same bases as the current one.
593 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
595 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
596 instead of vec_select for V1TImode.
597 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
599 (VSX_LE_128): Add V1TI to this mode iterator.
600 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
601 (*vsx_le_perm_store_<mode>): Likewise.
602 (pre-reload splitter for VSX stores): Likewise.
603 (post-reload splitter for VSX stores): Likewise.
604 (*vsx_xxpermdi2_le_<mode>): Likewise.
605 (*vsx_lxvd2x2_le_<mode>): Likewise.
606 (*vsx_stxvd2x2_le_<mode>): Likewise.
608 2017-03-09 Michael Eager <eager@eagercon.com>
610 Correct failures with --enable-checking=yes,rtl.
612 * config/microblaze/microblaze.c (microblaze_expand_shift):
613 Replace GET_CODE test with CONST_INT_P and INTVAL test with
615 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
616 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
618 2017-03-09 Richard Biener <rguenther@suse.de>
620 PR tree-optimization/79977
621 * graphite-scop-detection.c (scop_detection::merge_sese):
622 Handle the case of extra exits to blocks dominating the entry.
624 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
626 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
629 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
631 PR rtl-optimization/79949
632 * lra-constraints.c (process_alt_operands): Check memory when
633 trying to predict a cycle. Print about the overall increase.
635 2017-03-09 Richard Biener <rguenther@suse.de>
638 * gimple-expr.c (useless_type_conversion_p): Preserve
639 TYPE_SATURATING for fixed-point types.
641 2017-03-09 Richard Biener <rguenther@suse.de>
644 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
645 alignment of BLKmode params.
647 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
650 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
651 (VALL_NO_V2Q): Likewise.
653 * config/aarch64/aarch64-simd.md
654 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
656 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
657 VALL_NO_V2Q mode iterator.
658 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
660 2017-03-09 Martin Liska <mliska@suse.cz>
662 PR tree-optimization/79631
663 * tree-chkp-opt.c (chkp_is_constant_addr): Call
664 tree_int_cst_sign_bit just for INTEGER constants.
666 2017-03-09 Martin Liska <mliska@suse.cz>
670 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
673 2017-03-09 Marek Polacek <polacek@redhat.com>
676 * tree.c (inchash::add_expr): Handle TREE_VEC.
678 2017-03-09 Martin Liska <mliska@suse.cz>
681 (chkp_narrow_size_and_offset): New function.
682 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
683 (void chkp_parse_bit_field_ref): New function.
684 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
685 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
687 2017-03-09 Martin Liska <mliska@suse.cz>
690 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
691 (chkp_find_bounds_1): Remove gcc_unreachable.
693 2017-03-09 Jakub Jelinek <jakub@redhat.com>
696 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
697 BUILT_IN_SYNC*, determine the access type from the size suffix and
698 always build a MEM_REF with that type. Handle forgotten
699 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
702 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
703 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
704 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
705 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
706 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
707 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
708 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
709 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
710 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
711 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
712 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
713 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
714 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
715 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
716 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
717 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
718 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
719 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
720 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
721 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
722 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
723 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
724 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
725 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
726 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
727 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
728 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
729 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
730 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
731 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
732 definitions outside of __OPTIMIZE__ guarded section.
735 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
736 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
737 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
738 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
741 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
743 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
744 ("vfenez<mode>"): Add missing constraints.
746 2017-03-08 Martin Sebor <msebor@redhat.com>
749 * config/nds32/nds32.c (nds32_option_override):
751 2017-03-08 Jakub Jelinek <jakub@redhat.com>
754 * gimplify.c (gimplify_omp_for): Replace index var in outer
755 taskloop statement with an artificial variable and add
756 OMP_CLAUSE_PRIVATE clause for it.
758 2017-03-08 Richard Biener <rguenther@suse.de>
760 PR tree-optimization/79955
761 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
762 for accesses that are completely outside of the variable.
764 2017-03-08 Andrew Haley <aph@redhat.com>
766 PR tree-optimization/79943
767 * tree-ssa-loop-split.c (compute_new_first_bound): When
768 calculating the new upper bound, (END-BEG) should be added, not
771 2017-03-08 Jakub Jelinek <jakub@redhat.com>
773 * config/avr/avr.md (setmemhi): Make sure match_dup
774 operand number comes before match_scratch.
776 2017-03-08 Richard Biener <rguenther@suse.de>
778 PR tree-optimization/79920
779 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
780 with ncopies == 1 to ...
781 (vect_transform_slp_perm_load): ... here. Properly compute
782 all element loads by iterating VF times over the group. Do
783 not handle ncopies (computed in a broken way) in
784 vect_create_mask_and_perm.
786 2017-03-08 Jakub Jelinek <jakub@redhat.com>
789 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
790 is a uniform vector, use uniform_vector_p return value instead of
791 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
793 2017-03-07 Marek Polacek <polacek@redhat.com>
796 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
797 (alloca_call_type): Likewise.
799 2017-03-07 Martin Liska <mliska@suse.cz>
801 * gcov.c (process_args): Put comment to correct location.
803 2017-03-07 Martin Liska <mliska@suse.cz>
806 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
807 Use array_at_struct_end_p instead of DECL_CHAIN (field).
808 (chkp_narrow_bounds_for_field): Likewise.
809 (chkp_parse_array_and_component_ref): Pass one more argument to
812 2017-03-07 Richard Biener <rguenther@suse.de>
814 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
817 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
819 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
820 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
822 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
825 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
826 to end of description.
827 (PARAM_MAX_STORES_TO_MERGE): Likewise.
829 2017-03-07 Jakub Jelinek <jakub@redhat.com>
831 PR rtl-optimization/79901
832 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
834 (*avx512f_<code><mode>3<mask_name>): ... this.
835 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
836 iterator instead of VI8_AVX2_AVX512BW.
838 PR rtl-optimization/79901
839 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
840 min/max expander, expand it using expand_vec_cond_expr.
843 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
846 2017-03-06 Jakub Jelinek <jakub@redhat.com>
849 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
850 to void * for PCH reasons.
851 * dwarf2out.c (output_loc_operands, output_die): Cast
852 v.val_vec.array to unsigned char *.
854 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
857 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
860 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
862 PR rtl-optimization/79571
863 * lra-constraints.c (process_alt_operands): Calculate static
864 reject and subtract it from overall when only addresses will be
867 2017-03-06 Julia Koval <julia.koval@intel.com>
870 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
871 incoming stack boundary to 128 for 64-bit targets.
873 2017-03-06 Richard Biener <rguenther@suse.de>
875 PR tree-optimization/79894
876 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
877 to NULL after folding it.
879 2017-03-06 Richard Biener <rguenther@suse.de>
881 PR tree-optimization/79824
882 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
883 check disabling peeling for gaps.
885 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
887 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
888 attributes): Document gettimeofday.
890 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
892 * config/s390/s390.c (s390_option_override_internal): Set
893 PARAM_MIN_VECT_LOOP_BOUND
895 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
897 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
898 * config/s390/s390.md: Likewise.
900 2017-03-06 Jakub Jelinek <jakub@redhat.com>
903 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
904 (<avx2_avx512>_perm<mode>): Rename to ...
905 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
907 (<avx512>_perm<mode>_mask): Rename to ...
908 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
910 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
911 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
912 instead of VI8F_256_512.
913 (avx512f_perm<mode>): New define_expand.
914 (avx512f_perm<mode>_mask): Likewise.
915 (avx512f_perm<mode>_1<mask_name>): New define_insn.
916 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
918 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
920 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
921 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
923 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
925 2017-03-06 Martin Liska <mliska@suse.cz>
928 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
929 when having a SSA NAME w/o VAR_DECL assigned to it.
931 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
933 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
934 msa_dpsub_<su>_d): Fix MODE for vec_select.
936 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
938 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
940 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
942 2017-03-06 Richard Biener <rguenther@suse.de>
944 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
945 * plugin.c (register_plugin_info): Likewise.
946 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
948 2017-03-05 Jakub Jelinek <jakub@redhat.com>
950 * config/i386/sse.md (sse_storehps, sse_storelps,
951 avx_<castmode><avxsizesuffix>_<castmode>,
952 avx512f_<castmode><avxsizesuffix>_<castmode>,
953 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
954 in condition that at least one operand is not a MEM.
956 2017-03-03 Jakub Jelinek <jakub@redhat.com>
959 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
960 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
962 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
963 gimple_call_nothrow_p flag based on whether original builtin can throw.
964 If it can, emit following stmts on the fallthrough edge.
965 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
966 don't create new bb if inserting just debug stmts on the edge, try to
967 insert them on the fallthru bb or just reset debug stmts.
969 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
972 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
973 restore recog_data (including the operand rtxes inside it) around
974 the call to get_insn_template.
976 2017-03-03 Martin Sebor <msebor@redhat.com>
978 PR tree-optimization/79699
979 * context.c (context::~context): Free MPFR caches to avoid
980 a memory leak on program exit.
982 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
984 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
985 Use wide_int::ulow () instead of .elt (0).
987 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
990 (*pushxf): Limit oF constraint to 32bit targets and add oC
991 constraint for 64bit targets.
992 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
993 (*pushdf): Change rmF constraint to rmC.
995 2017-03-03 Martin Liska <mliska@suse.cz>
997 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
998 Remove unused variable.
1000 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1003 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1004 is a memory operand, increase num_memory.
1005 (ix86_expand_args_builtin): Likewise.
1007 2017-03-03 Jan Hubicka <jh@suse.cz>
1010 * ipa-devirt.c (maybe_record_node): Properly handle
1011 __cxa_pure_virtual visibility.
1013 2017-03-03 Martin Liska <mliska@suse.cz>
1015 PR tree-optimization/79803
1016 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1018 (pass_loop_prefetch::execute): Disabled optimization if an
1019 assumption about L1 cache size is not met.
1021 2017-03-03 Martin Liska <mliska@suse.cz>
1023 PR rtl-optimization/79574
1024 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1025 (hash_scan_set): Likewise.
1026 (dump_hash_table): Likewise.
1027 (hoist_code): Likewise.
1029 2017-03-03 Richard Biener <rguenther@suse.de>
1031 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1032 in place of uhigh ().
1033 (fixed_convert_from_real): Likewise.
1035 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1040 2017-03-03 Richard Biener <rguenther@suse.de>
1043 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1044 TYPE_OVERFLOW_UNDEFINED check.
1046 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1048 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1050 (vector_ae_<mode>_p): Likewise.
1051 (vector_nez_<mode>_p): Likewise.
1052 (vector_ne_v2di_p): Likewise.
1053 (vector_ae_v2di_p): Likewise.
1054 (vector_ne_<mode>_p): Likewise.
1055 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1057 (vsx_tsqrt<mode>2_fe): Likewise.
1059 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1064 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1066 PR rtl-optimization/79780
1067 * cprop.c (one_cprop_pass): When second and further conditional trap
1068 in a single basic block is turned into an unconditional trap, turn it
1069 into a deleted note to avoid RTL verification failures.
1071 2017-03-02 Richard Biener <rguenther@suse.de>
1073 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1075 2017-03-02 Richard Biener <rguenther@suse.de>
1077 PR tree-optimization/79345
1079 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1080 param and abort the walk, returning -1 if it is hit.
1081 (walk_aliased_vdefs): Take a limit param and pass it on.
1082 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1083 defaulting to 0 and return a signed int.
1084 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1085 (check_defs): New helper.
1086 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1087 about uninitialized memory.
1088 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1089 bogus uninitialized warning.
1090 (fixed_convert_from_real): Likewise.
1092 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1094 PR tree-optimization/66768
1095 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1096 iv_use if base object can't be determined.
1098 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1100 PR tree-optimization/79345
1101 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1102 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1103 (get_pattern_stats): Initialize it.
1104 * genemit.c (gen_expand): Verify match_scratch numbers come after
1105 match_operand/match_dup numbers.
1106 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1107 match_scratch numbers.
1108 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1110 * config/s390/s390.md (trunctdsd2): Likewise.
1112 2017-03-02 Richard Biener <rguenther@suse.de>
1114 * wide-int.h (wide_int_storage::operator=): Implement in terms
1117 2017-03-02 Richard Biener <rguenther@suse.de>
1119 PR tree-optimization/79777
1120 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1121 the to insert expression to sth existing.
1123 2017-03-01 Martin Sebor <msebor@redhat.com>
1126 * gimple-ssa-sprintf.c
1127 (directive::known_width_and_precision): New function.
1128 (format_integer): Use it.
1129 (get_mpfr_format_length): Consider the full range of precision
1130 when computing %g output with the # flag. Set the likely byte
1131 count to 3 rather than 1 when precision is indeterminate.
1132 (format_floating): Correct the lower bound of precision.
1134 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1136 * doc/invoke.texi: Document default code model for 64-bit Linux.
1138 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1141 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1142 udiv rather than div since input pattern is unsigned.
1144 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/i386.c (print_reg): Warn for values of
1147 unsupported size in integer register.
1149 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1152 * config/rs6000/predicates.md (current_file_function_operand): Do
1153 not allow self calls to be local if the function is replaceable.
1155 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1158 * config/rs6000/altivec.h (vec_ctz and others): Change the
1159 preprocessor macro that controls conditional compilation from
1160 _ARCH_PWR9 to __POWER9_VECTOR__.
1161 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1162 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1163 control (instead of _ARCH_PWR9 control) so that template
1164 definition uses power9-specific function.
1165 (vec_any_eq): Likewise.
1166 (vec_all_ne): Change macro definition to use a power9-specific
1167 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1168 _ARCH_PWR9 control).
1169 (vec_any_eq) Likewise.
1170 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1171 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1172 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1173 support for xvcmpnedp instruction.
1174 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1175 macro expansion so that Power9 implementation of vec_all_ne does
1176 not use the AltiVec predicate framework.
1177 (VCMPNEH_P): Likewise.
1178 (VCMPNEW_P): Likewise.
1179 (VCMPNED_P): Likewise.
1180 (VCMPNEFP_P): Likewise.
1181 (VCMPNEDP_P): Likewise.
1182 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1183 implementation of vec_any_eq to not use AltiVec predicate
1185 (VCMPAEH_P): Likewise.
1186 (VCMPAEW_P): Likewise.
1187 (VCMPAED_P): Likewise.
1188 (VCMPAEFP_P): Likewise.
1189 (VCMPAEDP_P): Likewise.
1190 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1191 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1192 not use the AltiVec predicate framework.
1193 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1194 of vec_any_eq to not use AltiVec predicate framework.
1195 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1196 support for predefined __POWER9_VECTOR__ macro to indicate that
1197 Power9 instruction selection is enabled.
1198 (altivec_overloaded_builtins): Remove extraneous
1199 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1200 function argument types RS6000_BTI_bool_V16QI and
1201 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1202 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1203 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1204 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1205 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1206 Power9 for implementations of vec_cmpne. Change the signature for
1207 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1208 (representing vec_all_ne) to remove the previously described first
1209 argument of type RS6000_BTI_INTSI, as this was an artifact of
1210 reliance on the AltiVec predicate framework, which is no longer
1211 used in the implementation of these functions. Add
1212 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1213 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1214 since, unlike the AltiVec predicate framework implementation, we
1215 do not share function descriptors between vec_alle and vec_anyeq.
1216 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1217 set of modes that receive special treatment even when
1218 TARGET_P9_VECTOR is true. The special treatment emits code that
1219 does not depend on Power9 instructions.
1220 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1221 define_expand to not rely on AltiVec predicate framework.
1222 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1224 (vector_ne_v2di_p): Change this define_expand to not rely on
1225 AltiVec predicate framework.
1226 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1228 (vector_ne_<mode>_p): Change this define_expand to not rely on
1229 AltiVec predicate framework.
1230 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1232 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1233 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1234 define_insn pattern.
1235 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1236 define_insn pattern because the xvcmpne<VSs>. instruction is not
1238 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1239 instruction is not supported.
1241 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1243 * config/nvptx/nvptx.c: Include intl.h.
1245 2017-03-01 Martin Jambor <mjambor@suse.cz>
1248 * ipa-prop.h (ipa_bits): Removed field known.
1249 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1250 to pointers. Adjusted their comments to warn about their sharing.
1251 (ipcp_transformation_summary): Change bits to a vector of pointers.
1252 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1253 (ipa_get_ipa_bits_for_value): Declare.
1254 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1255 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1256 (ipa_bits_hash_table): Likewise.
1257 (ipa_vr_ggc_hash_traits): Likewise.
1258 (ipa_vr_hash_table): Likewise.
1259 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1260 being pointers and vr_known being removed.
1261 (ipa_set_jf_unknown): Likewise.
1262 (ipa_get_ipa_bits_for_value): New function.
1263 (ipa_set_jfunc_bits): Likewise.
1264 (ipa_get_value_range): New overloaded functions.
1265 (ipa_set_jfunc_vr): Likewise.
1266 (ipa_compute_jump_functions_for_edge): Use the above functions to
1267 construct bits and vr parts of jump functions.
1268 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1269 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1271 (ipcp_grow_transformations_if_necessary): Also allocate
1272 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1274 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1275 them. Fix too long lines.
1276 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1277 vr_known being removed.
1278 (ipa_read_jump_function): Use new setter functions to construct bits
1279 and vr parts of jump functions or set them to NULL.
1280 (write_ipcp_transformation_info): Adjust for bits being pointers.
1281 (read_ipcp_transformation_info): Likewise.
1282 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1284 Include gt-ipa-prop.h.
1285 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1287 (ipcp_store_bits_results): Likewise.
1288 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1289 Do not write to existing jump functions but use a temporary instead.
1291 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1294 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1295 attempt to use its first operand as BIT_FIELD_REF base.
1297 2017-03-01 Richard Biener <rguenther@suse.de>
1300 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1301 interpolating formula in wrapping arithmetic.
1302 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1304 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1306 PR tree-optimization/79734
1307 * tree-vect-generic.c (expand_vector_condition): Optimize
1308 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1309 Handle VEC_COND_EXPR where comparison has different inner width from
1312 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1314 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1315 markup, and similar issues. Remove @opindex entries for things
1316 that aren't options. Add missing -mmpy-option entries.
1318 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1320 PR tree-optimization/79737
1321 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1322 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1323 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1324 instead of byte_size. Formatting fix.
1325 (shift_bytes_in_array_right): Formatting fix.
1327 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1330 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1331 condition on optimize for the leaf function test.
1333 2017-02-28 Martin Liska <mliska@suse.cz>
1336 * read-rtl-function.c (function_reader::handle_unknown_directive):
1337 Bail out when one uses -flto.
1339 2017-02-28 Martin Liska <mliska@suse.cz>
1341 * common.opt: Replace space with tabular for options of <number>
1343 * config/i386/i386.opt: Show <number> value for
1344 -mlarge-data-threshold.
1345 * opts.c (print_filtered_help): Do not display number in hexadecimal
1348 2017-02-28 Martin Liska <mliska@suse.cz>
1350 * common.opt: Fix --help=option -Q for options which are of
1353 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/i386.c (print_reg): Error out for values
1356 of 8-bit size in invalid integer register.
1358 2017-02-28 Martin Sebor <msebor@redhat.com>
1360 PR tree-optimization/79691
1361 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1363 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1367 gcc_unreachable with output_operand_lossage.
1369 2017-02-28 Richard Biener <rguenther@suse.de>
1371 PR tree-optimization/79740
1372 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1374 (visit_nary_op): Insert the nary into the hashtable if we
1375 pattern-matched sth.
1376 * tree-ssa-pre.c (eliminate_insert): Robustify.
1378 2017-02-28 Richard Biener <rguenther@suse.de>
1381 * fold-const.c (decode_field_reference): Reject out-of-bound
1384 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1386 * config/i386/i386.c: Include intl.h.
1387 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1388 instead of just cond ? "..." : "...".
1389 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1390 * coverage.c (read_counts_file): Likewise.
1391 * omp-offload.c: Include intl.h.
1392 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1393 of just cond ? "..." : "...".
1394 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1395 of just cond ? "..." : "...".
1397 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1400 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1402 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1403 'tune for' CPU name.
1404 * config/arm/arm-cpu-data.h: Regenerated.
1406 2017-02-28 Richard Biener <rguenther@suse.de>
1408 PR tree-optimization/79732
1409 * tree-inline.c (expand_call_inline): Do not shadow var.
1411 2017-02-28 Richard Biener <rguenther@suse.de>
1413 PR tree-optimization/79723
1414 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1415 address-space properly.
1417 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1419 * doc/optinfo.texi (Optimization groups): Fix option used for
1421 * doc/invoke.texi (-fopt-info): Document "omp".
1422 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1423 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1424 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1425 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1426 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1428 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1430 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1431 OPTGROUP_OMP with "omp".
1433 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1436 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1437 for arithmetic shift of unsigned V2DI.
1439 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1441 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1442 arc/linux.h headers.
1443 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1444 (LINK_SPEC): Likewise.
1445 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1446 (EXTRA_SPECS): Likewise.
1447 (STARTFILE_SPEC): Likewise.
1448 (ENDFILE_SPEC): Likewise.
1449 (LIB_SPEC): Likewise.
1450 (TARGET_SDATA_DEFAULT): Likewise.
1451 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1452 (MULTILIB_DEFAULTS): Likewise.
1453 (DWARF2_UNWIND_INFO): Likewise.
1454 * config/arc/big.h: New file.
1455 * config/arc/elf.h: Likewise.
1456 * config/arc/linux.h: Likewise.
1457 * config/arc/t-uClibc: Remove.
1459 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1461 PR tree-optimization/77536
1462 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1463 (tree_transform_and_unroll_loop): Use above function to compute the
1464 estimated niter of unrolled loop and use it when scaling profile.
1465 Also use count info rather than frequency if it's non-zero.
1466 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1467 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1468 (vect_transform_loop): Call above function.
1470 2017-02-27 Richard Biener <rguenther@suse.de>
1472 PR tree-optimization/45397
1473 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1474 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1475 (visit_nary_op): Add pattern matching for CSEing sign-changed
1476 or truncated operations with wider ones.
1478 2017-02-27 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/79690
1481 * tree-vect-stmts.c (vectorizable_store): Use vector type
1482 built from the DR with address-space.
1484 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1486 * doc/invoke.texi (Optimize Options): Refine the description
1487 of asan-use-after-return.
1489 2017-02-25 Alan Modra <amodra@gmail.com>
1491 PR rtl-optimization/79584
1492 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1493 base, not ad->base_term, the reg within base. Remove assertion
1494 that ad->base == ad->base_term. Replace gen_int_mode using
1495 bogus mode with const0_rtx.
1497 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1500 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1501 FMA_EXPR like tcc_binary or tcc_unary.
1503 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1506 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1508 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1509 (output_loc_operands): Handle DW_OP_call_ref and
1510 DW_OP_GNU_variable_value.
1511 (struct variable_value_struct): New type.
1512 (struct variable_value_hasher): Likewise.
1513 (variable_value_hash): New variable.
1514 (string_types): Remove.
1515 (copy_loc_descr): New function.
1516 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1517 (prepend_loc_descr_to_each): New function.
1518 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1519 instead of add_loc_descr_to_each if the first argument is single
1520 location list and the second has multiple.
1521 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1522 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1523 when looking for variable value which doesn't have other location info.
1524 (loc_list_from_tree): Formatting fix.
1525 (gen_array_type_die): Simplify DW_AT_string_length handling.
1526 (adjust_string_types): Remove.
1527 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1528 string_types. Call resolve_variable_values.
1529 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1530 (resolve_addr_in_expr): Likewise. Add A argument.
1531 (copy_deref_exprloc): Remove deref argument. Adjust for the
1532 original expression being DW_OP_GNU_variable_value with optionally
1533 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1534 optionally after it.
1535 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1536 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1537 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1538 (variable_value_hasher::hash, variable_value_hasher::equal): New
1540 (resolve_variable_value_in_expr, resolve_variable_value,
1541 resolve_variable_values, note_variable_value_in_expr,
1542 note_variable_value): New functions.
1543 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1546 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1549 * opts.h (handle_generated_option): Add GENERATED_P argument.
1550 * opts-common.c (handle_option): Adjust function comment.
1551 (handle_generated_option): Add GENERATED_P argument, pass it to
1553 (control_warning_option): Pass false to handle_generated_option
1555 * opts.c (maybe_default_option): Pass true to handle_generated_option
1557 * optc-gen.awk: Likewise.
1559 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1561 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1562 a REG, look at the REG it is a SUBREG of.
1563 (splitter for cmpeqsi_t): Ditto.
1565 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1567 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1568 the special USEs with the pattern of the insn, not the insn itself.
1570 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1573 * doc/invoke.texi: Document -mload-store-pairs.
1575 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1576 Sandra Loosemore <sandra@codesourcery.com>
1578 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1579 argument isn't a CONST_INT.
1580 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1581 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1582 (nios2_validate_compare): Bypass alternate compare logic if *op2
1584 (ldstwm_operation_p): Return false if first_base is not a REG or
1585 if first_offset is not a CONST_INT.
1587 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1589 * config/cris/cris.md: Use correct operand in a define_peephole2.
1591 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1593 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1595 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1597 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1598 this_insn if it is an INSN or JUMP_INSN.
1599 (force_offsettable): Look at base, not at addr.
1600 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1601 on things that aren't necessarily CONST_INTs.
1603 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1605 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1606 -mfpmath=sse is the default also for x86-32 targets with SSE2
1607 instruction set when @option{-ffast-math} is enabled
1609 2017-02-24 Jeff Law <law@redhat.com>
1611 PR rtl-optimizatoin/79286
1612 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1615 2017-02-24 Richard Biener <rguenther@suse.de>
1617 PR tree-optimization/79389
1618 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1621 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1623 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1624 function comment to reflect reality.
1625 (loop_exits_before_overflow): Fix typo in function description.
1627 2017-02-24 Richard Biener <rguenther@suse.de>
1629 PR tree-optimization/79389
1630 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1631 properly that a threading opportunity exists. Detect conditional
1632 copy/constant propagation opportunities.
1634 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1636 * config/visium/visium.md (type): Add trap.
1637 (b): New mode attribute.
1638 (*btst): Rename into...
1639 (*btst<mode>): ...this and adjust.
1640 (*cbranchsi4_btst_insn): Rename into...
1641 (*cbranch<mode>4_btst_insn): ...this and adjust.
1642 (trap): New define_insn.
1644 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1646 PR tree-optimization/79389
1647 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1648 (noce_reversed_cond_code): New function.
1649 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1650 reversed_comparison_code. Formatting fix.
1651 (noce_try_store_flag): Test rev_cond != NULL in addition to
1652 reversed_comparison_code.
1653 (noce_try_store_flag_constants): Likewise.
1654 (noce_try_store_flag_mask): Likewise.
1655 (noce_try_addcc): Use rev_cond if non-NULL instead of
1656 reversed_comparison_code.
1657 (noce_try_cmove_arith): Likewise. Formatting fixes.
1658 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1659 (noce_find_if_block): Initialize rev_cond.
1660 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1661 instead of false as last argument never attempt to reverse it
1664 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1666 PR tree-optimization/79663
1667 * tree-predcom.c (combine_chains): Process refs in reverse order
1668 only for ZERO length chains, and add explaining comment.
1670 2017-02-23 Jeff Law <law@redhat.com>
1672 PR tree-optimization/79578
1673 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1674 in call to operand_equal_p.
1676 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1679 * config/i386/cpuid.h: Fix another undefined behavior.
1681 2017-02-23 Richard Biener <rguenther@suse.de>
1683 PR tree-optimization/79683
1684 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1685 vector types for data-refs.
1687 2017-02-23 Martin Liska <mliska@suse.cz>
1689 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1691 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1694 * internal-fn.c (get_range_pos_neg): Moved to ...
1695 * tree.c (get_range_pos_neg): ... here. No longer static.
1696 * tree.h (get_range_pos_neg): New prototype.
1697 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1698 are known to be in between 0 and signed maximum inclusive, try to
1699 expand both unsigned and signed divmod and use the cheaper one from
1702 2017-02-22 Jeff Law <law@redhat.com>
1704 PR tree-optimization/79578
1705 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1706 to compare base operands.
1708 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1711 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1712 gpc_reg_operand instead of fpr_reg_operand.
1714 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1716 * config/mips/mips.c (mips_return_in_memory): Force FP
1717 vector types to be returned in memory for o32 ABI.
1719 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1721 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1722 instead of DW_TAG_member for static data member declarations and don't
1723 set no_linkage_name for static inline data members.
1724 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1727 2017-02-22 Martin Liska <mliska@suse.cz>
1729 * doc/invoke.texi: Replace inequality signs with square brackets
1732 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1734 PR tree-optimization/68644
1735 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1737 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1740 * lra-constraints.c (simplify_operand_subreg): Handle
1741 WORD_REGISTER_OPERATIONS targets.
1743 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1746 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1747 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1748 elimination by swapping fld*.
1750 2017-02-22 Richard Biener <rguenther@suse.de>
1752 PR tree-optimization/79673
1753 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1754 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1755 irrelevant address-space qualifiers and avoiding a
1756 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1758 2017-02-22 Richard Biener <rguenther@suse.de>
1760 PR tree-optimization/79666
1761 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1762 to not symbolically negate if that may introduce undefined
1765 2017-02-22 Martin Liska <mliska@suse.cz>
1768 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1769 * data-streamer-out.c (streamer_write_gcov_count_stream):
1771 * value-prof.c (stream_out_histogram_value): Make assert more
1772 precise based on type of counter.
1774 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1778 Use nonimmediate_operand instead of memory_operand for operand 1.
1779 (float-extend standard_x87sse_constant_load splitter): Ditto.
1781 2017-02-21 Jeff Law <law@redhat.com>
1783 PR tree-optimization/79621
1784 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1785 blocks with edges to themselves.
1787 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1790 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1791 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1792 Use gimple_call_builtin_p.
1795 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1796 on temporarily removed DEBUG_INSNs.
1798 PR tree-optimization/79649
1799 * tree-loop-distribution.c (classify_partition): Give up on
1800 non-generic address space loads/stores.
1802 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1804 * doc/loop.texi (Loop manipulation): Remove nonexistent
1805 tree_ssa_loop_version from the documentation.
1806 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1808 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1811 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1812 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1813 * config/rs6000/rs6000.c: Include except.h.
1814 (rs6000_expand_split_stack_prologue): Call
1815 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1817 2017-02-21 Martin Jambor <mjambor@suse.cz>
1820 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1823 2017-02-21 Martin Jambor <mjambor@suse.cz>
1825 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1826 for backward compatibility only.
1827 * doc/invoke.texi (Option Summary): Remove all references to
1830 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1834 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1836 * lra-constraints.c (curr_insn_transform): Handle
1837 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1839 2017-02-21 Martin Liska <mliska@suse.cz>
1841 * config/i386/i386.opt: Replace -masm-dialect with -masm.
1843 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
1845 PR translation/79638
1846 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1848 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
1851 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1852 (arm_function_ok_for_sibcall): Return false for an indirect call by
1853 descriptor if all the argument registers are used.
1854 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1855 alignment of the function.
1857 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1859 PR tree-optimization/61441
1860 * simplify-rtx.c (simplify_const_unary_operation): For
1861 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1862 the sNaN unmodified.
1864 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1866 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1867 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1868 instead of SYSTEM_HEADER_DIR.
1870 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
1871 Martin Liška <mliska@suse.cz>
1873 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1874 Fix typos and grammar, use active voice, and clarify.
1876 2017-02-20 Marek Polacek <polacek@redhat.com>
1879 * gimplify.c (gimplify_expr): Handle unused *&&L;.
1882 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1884 2017-02-20 Jakub Jelinek <jakub@redhat.com>
1887 * config/i386/i386.c (ix86_expand_builtin): Handle
1888 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1889 ix86_builtins_isa[fcode].isa as a requirement of those
1890 flags and any other flag in the bitmask.
1891 (ix86_init_mmx_sse_builtins): Use 0 instead of
1892 ~OPTION_MASK_ISA_64BIT as mask.
1893 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1894 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1895 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1896 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1898 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1901 * lra-constraints.c (split_reg): Check requested split mode
1902 is supported by the register.
1904 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1906 * lra-constraints.c (simplify_operand_subreg): Remove early
1909 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1912 * lra-constraints.c (curr_insn_transform): Tighten condition
1913 for converting SUBREG reloads from OP_OUT to OP_INOUT.
1915 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1918 * lra-constraints.c (curr_insn_transform): Handle
1919 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1921 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
1924 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1926 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1928 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
1931 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1934 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1936 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1939 2017-02-18 Jakub Jelinek <jakub@redhat.com>
1941 * final.c (last_columnnum, override_columnnum): New variables.
1942 (final_start_function): Set last_columnnum, pass it to begin_prologue
1943 hook and pass 0 to dwarf2out_begin_prologue.
1944 (final_scan_insn): Update override_columnnum. Pass last_columnnum
1945 to source_line debug hook.
1946 (notice_source_line): Compute last_columnnum and for debug_column_info
1947 return true on column changes.
1948 * debug.h (struct gcc_debug_hooks): Add column argument to
1949 source_line and begin_prologue hooks.
1950 (debug_nothing_int_charstar_int_bool): Remove prototype.
1951 (debug_nothing_int_int_charstar,
1952 debug_nothing_int_int_charstar_int_bool): New prototypes.
1953 (dwarf2out_begin_prologue): Add column argument.
1954 * debug.c (do_nothing_debug_hooks): Adjust source_line and
1955 begin_prologue hooks.
1956 (debug_nothing_int_charstar_int_bool): Remove.
1957 (debug_nothing_int_int_charstar,
1958 debug_nothing_int_int_charstar_int_bool): New functions.
1959 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1960 through to dwarf2out_source_line.
1961 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
1962 (dwarf2out_source_line): Add column argument, emit it if requested.
1963 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
1965 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1966 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1967 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
1968 through to dwarf2out_begin_prologue.
1969 (vmsdbgout_source_line): Add column argument, pass it through to
1970 dwarf2out_source_line.
1971 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
1972 dbxout_source_line caller.
1973 (dbxout_source_line): Add column argument.
1975 * common.opt (gno-column-info, gcolumn-info): New options.
1976 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
1977 (check_die): Also test for multiple DW_AT_decl_column attributes.
1978 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
1979 DW_AT_decl_column if requested.
1980 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
1982 (gen_variable_die): Likewise.
1983 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
1984 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
1987 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
1988 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
1989 (ix86_handle_option): Handle OPT_m3dnowa.
1990 * doc/invoke.texi (-m3dnowa): Document.
1991 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
1992 -m3dnowa instead of -m3dnow -march=athlon.
1995 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
1996 instead of gcc_assert for K, r and R code checks. Formatting fixes.
1998 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2001 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2002 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2003 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2004 generator for vsx_xxpermdi_<mode>_be.
2005 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2006 force big-endian semantics.
2007 (vsx_xxpermdi_<mode>_be): New define_expand with same
2008 implementation as previous version of vsx_xxpermdi_<mode>.
2010 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2012 PR tree-optimization/79327
2013 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2014 variable, its initialization and use.
2016 2017-02-17 Julia Koval <julia.koval@intel.com>
2018 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2019 (OPTION_MASK_ISA_PKU_UNSET): New.
2020 (ix86_handle_option): Handle -mrdpid.
2021 * config/i386/cpuid.h (bit_RDPID): New.
2022 * config/i386/driver-i386.c (host_detect_local_cpu):
2023 Detect RDPID feature.
2024 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2025 * config/i386/i386-c.c (ix86_target_macros_internal):
2027 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2028 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2029 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2030 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2031 * config/i386/i386.md (define_insn "rdpid"): New.
2032 * config/i386/i386.opt Add -mrdpid.
2033 * config/i386/immintrin.h (_rdpid_u32): New.
2035 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2037 PR rtl-optimization/79541
2038 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2039 instead of transforming it into USE.
2041 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2043 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2044 If HONOR_SNANS (SFmode) force the input to a register.
2045 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2046 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2047 an frsp or similar insn.
2049 2017-02-17 Martin Liska <mliska@suse.cz>
2051 PR rtl-optimization/79577
2052 * params.def (selsched-max-sched-times): Increase minimum to 1.
2054 2017-02-17 Martin Liska <mliska@suse.cz>
2056 PR rtl-optimization/79574
2057 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2059 2017-02-17 Martin Liska <mliska@suse.cz>
2061 PR tree-optimization/79529
2062 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2063 ssa_defined_default_def_p to handle cases which are implicitly
2065 * tree-ssa.c (ssa_defined_default_def_p): New function.
2066 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2067 which are implicitly defined.
2068 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2070 2017-02-17 Richard Biener <rguenther@suse.de>
2073 * params.def (max-ssa-name-query-depth): Limit to 10.
2075 2017-02-17 Richard Biener <rguenther@suse.de>
2077 PR tree-optimization/79552
2078 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2081 2017-02-17 Richard Biener <rguenther@suse.de>
2084 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2086 2017-02-17 Marek Polacek <polacek@redhat.com>
2089 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2090 (fold_negate_expr): New wrapper.
2092 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2094 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2095 Correct terminology and de-emphasize pre-standard behavior.
2097 2017-02-16 Alan Modra <amodra@gmail.com>
2099 PR rtl-optimization/79286
2100 * ira.c (def_dominates_uses): New function.
2101 (update_equiv_regs): Don't create an equivalence for insns that
2102 may trap where the register def does not dominate the use.
2104 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2106 PR rtl-optimization/78127
2107 * lra.c (lra): Call lra_eliminate before finish the loop after
2110 2017-02-16 Richard Biener <rguenther@suse.de>
2112 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2114 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2115 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2116 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2117 (isl_val_int_from_wi): New function.
2118 (extract_affine_gmp): Rename to ...
2119 (extract_affine_wi): ... this, take a widest_int.
2120 (extract_affine_int): Just wrap extract_affine_wi.
2121 (add_param_constraints): Use isl_val_int_from_wi.
2122 (add_loop_constraints): Likewise, and extract_affine_wi.
2124 2017-02-15 Jeff Law <law@redhat.com>
2127 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2128 ira_init_register_move_cost_if_necessary.
2130 2017-02-15 Martin Sebor <msebor@redhat.com>
2133 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2134 removed in a prior commit.
2136 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2138 PR tree-optimization/79347
2139 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2140 counters during peeling.
2142 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2144 * Makefile.in (site.exp): Remove "set ISLVER".
2146 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2149 * real.c (real_from_integer): Call real_convert even for decimal.
2151 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2154 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2156 2017-02-14 Andrew Pinski <apinski@cavium.com>
2158 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2159 cores and change the partno/implementer to be correct.
2160 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2161 the 'B" as the implementer.
2162 * config/aarch64/aarch64-tune.md: Regenerate.
2164 2017-02-14 Carl Love <cel@us.ibm.com>
2166 * config/rs6000/rs6000.c: Add case statement entry to make the
2167 xvcvuxdsp built-in argument unsigned.
2168 * config/rs6000/vsx.md: Fix the source and return operand types so they
2169 match the instruction definitions from the ISA document. Fix typo
2170 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2173 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2176 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2177 member early_clobber_alts.
2178 * lra-lives.c (reg_early_clobber_p): New.
2179 (process_bb_lives): Use it.
2180 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2181 (debug_operand_data): Initialize early_clobber_alts.
2182 (setup_operand_alternative): Set up early_clobber_alts.
2183 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2184 alternatives to new_insn_reg.
2185 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2187 (lra_update_insn_regno_info): Pass the new arg.
2189 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2192 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2193 (new_oacc_loop_raw): Don't clear already cleared fields.
2196 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2197 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2198 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2200 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2203 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2205 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2208 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2209 the extra instruction to the right place to store 128-bit constant
2212 2017-02-14 Martin Sebor <msebor@redhat.com>
2215 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2216 warning for strings of unknown length.
2218 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2220 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2222 2017-02-14 Jeff Law <law@redhat.com>
2225 * ira-costs.c (scan_one_insn): Initialize register move costs
2226 for pseudos seen in USE/CLOBBER insns.
2228 PR tree-optimization/79095
2229 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2230 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2231 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2232 if the operands are known to be not equal, then the resulting range
2234 (intersect_ranges): If the new range is ~[0,0] and the old range is
2235 wide, then prefer ~[0,0].
2236 * tree-vrp.c (overflow_comparison_p_1): New function.
2237 (overflow_comparison_p): New function.
2238 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2239 if NAME is used in an overflow test.
2240 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2241 overflow check that can be expressed as an equality test, then adjust
2242 ops to be that equality test.
2244 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2246 * config/s390/s390-builtin-types.def: Remove flags argument.
2247 * config/s390/s390.c (s390_init_builtins): Likewise.
2249 2017-02-14 Martin Liska <mliska@suse.cz>
2251 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2252 vector. Fix trailing white spaces.
2254 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2256 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2259 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2261 PR rtl-optimization/68664
2262 * config/arm/arm.c (arm_sched_can_speculate_insn):
2263 New function. Declare prototype.
2264 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2266 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2268 PR rtl-optimization/68664
2269 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2271 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2273 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2275 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2276 max skip bytes for function, loop and jump.
2278 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2280 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2281 ABS_EXPR for gimple dump.
2283 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2286 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2288 PR tree-optimization/79408
2289 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2290 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2291 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2292 also if rhs1 is INTEGER_CST.
2294 2017-02-14 Richard Biener <rguenther@suse.de>
2297 * tree-into-ssa.c (insert_phi_nodes): When the function can
2298 have abnormal edges rewrite SSA names with broken use-def
2299 dominance out of SSA and register them for PHI insertion.
2301 2017-02-13 Martin Sebor <msebor@redhat.com>
2304 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2305 clearing info.nowrite flag when snprintf size argument is a range.
2307 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2309 * cprop.c (cprop_jump): Add missing space in string literal.
2310 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2311 (get_constraint_for_component_ref): Likewise.
2312 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2313 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2314 * lra-constraints.c (process_alt_operands): Likewise.
2315 * ipa-inline.c (inline_small_functions): Likewise.
2316 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2317 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2318 * trans-mem.c (diagnose_tm_1_op): Likewise.
2319 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2320 (grid_parallel_clauses_gridifiable): Likewise.
2322 * config/nvptx/mkoffload.c (process): Add space in between
2325 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2326 "MOD4_SSE_REGS" and "ALL_REGS".
2328 * spellcheck.c (test_data): Add , in between "foo" and "food".
2330 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2333 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2334 boundary crossing check and subsequent code generation agree.
2336 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2338 * config/aarch64/aarch64.c (has_memory_op): Delete.
2339 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2342 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2344 PR rtl-optimization/79388
2345 PR rtl-optimization/79450
2346 * combine.c (distribute_notes): When removing TEM_INSN for which
2347 corresponding dest has last value recorded, invalidate that last
2350 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2352 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2353 of explicit '@'. Add missing assembly comment marker on branch costs
2356 2017-02-13 Nathan Sidwell <nathan@acm.org>
2358 * gengtype-lex.l (<in_struct>): Add '/'.
2360 2017-02-13 Martin Liska <mliska@suse.cz>
2363 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2365 2017-02-13 Richard Biener <rguenther@suse.de>
2367 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2369 * configure: Re-generate.
2370 * config.in: Likewise.
2371 * graphite-dependences.c: Simplify as if
2372 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2373 * graphite-isl-ast-to-gimple.c: Likewise.
2374 * graphite-optimize-isl.c: Likewise.
2375 * graphite-poly.c: Likewise.
2376 * graphite-sese-to-poly.c: Likewise.
2377 * graphite.h: Likewise.
2378 * toplev.c: Include isl/version.h and use isl_version () for
2379 printing the ISL version.
2380 * doc/install.texi: Update ISL requirement.
2382 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2384 * doc/standards.texi (Standards): Update reference to
2387 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2389 * doc/extend.texi (Named Address Spaces): sourceware.org now
2391 * doc/install.texi (Binaries): Ditto.
2394 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2396 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2397 standard terminology "stringize"/"stringizing" throughout.
2398 * doc/cppinternals.texi: Likewise.
2400 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2402 * doc/extend.texi: Fix some spelling mistakes and typos.
2403 * doc/invoke.texi: Likewise.
2405 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2408 * params.def (inline-min-speedup) Change from 10 to 8.
2410 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2412 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2415 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2418 * ipa-inline-analysis.c (get_minimal_bb): New function.
2419 (record_modified): Use it.
2420 (remap_edge_change_prob): Handle also ancestor functions.
2422 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2424 * doc/contrib.texi (Contributors): Remove broken link into
2425 the Mauve CVS repository.
2427 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2430 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2431 result computation whenever lhs doesn't have vector mode, not
2432 just when it has BLKmode.
2434 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2436 * doc/makefile.texi (profiledbootstrap): Refer to the
2437 installation instructions only in textual form.
2439 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2442 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2444 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2446 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2447 (Specific): Update mingw-w64 reference.
2449 (Specific): Remove broken link to Renesas RX processor.
2451 2017-02-10 Richard Biener <rguenther@suse.de>
2453 * toplev.c (process_options): Do not mention obsolete graphite
2454 options when printing sorry message about missing graphite support.
2455 Mention -floop-nest-optimize.
2457 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2459 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2460 (vtst_p16): Likewise.
2461 (vtstq_p8): Likewise.
2462 (vtstq_p16): Likewise.
2464 (vtstq_p64): Likewise.
2465 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2466 (vset_lane_p64): New.
2467 (vsetq_lane_p64): New.
2469 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2471 PR tree-optimization/79411
2472 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2473 stmt operands are SSA_NAMEs used in abnormal phis.
2474 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2477 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2480 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2483 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2485 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2487 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2489 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2493 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2494 not arbitrary TREE_CONSTANT.
2497 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2498 "omp declare target link" attribute unless is_global_var.
2499 * omp-offload.c (find_link_var_op): Likewise.
2501 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2502 Chung-Lin Tang <cltang@codesourcery.com>
2504 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2506 (gimplify_adjust_omp_clauses): Don't delete TILE.
2507 (gimplify_omp_for): Deal with TILE.
2508 * internal-fn.c (expand_GOACC_TILE): New function.
2509 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2511 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2512 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2514 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2515 avoid DIV for outermost collapse var.
2516 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2517 Remove out of date comments, fix whitespace.
2518 * omp-general.c (omp_extract_for_data): Deal with tiling.
2519 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2520 adjust OLF_DIM_BASE value.
2521 (struct omp_for_data): Add tiling field.
2522 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2523 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2524 for auto loops. Remove default auto determining, moved to
2525 oacc_loop_fixed_partitions.
2526 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2527 stmts, add e_mask field.
2528 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2529 (oacc_thread_numbers): Use oacc_dim_call.
2530 (oacc_xform_tile): New.
2531 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2532 (finish_oacc_loop): Adjust for ifns vector.
2533 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2534 add case for GOACC_TILE fns.
2535 (oacc_loop_xform_loop): Delete.
2536 (oacc_loop_process): Iterate over call list directly, and add
2537 handling for GOACC_TILE fns.
2538 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2540 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2541 vector partitioning to outer loops. Assign 2 partitions to loops
2542 when available. Add TILE handling.
2543 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2544 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2545 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2546 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2547 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2549 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2551 * configure.ac (ACX_BUGURL): Update.
2552 * configure: Regenerate.
2554 2017-02-09 Richard Biener <rguenther@suse.de>
2556 PR tree-optimization/69823
2557 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2558 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2560 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2562 * config/arc/arc-c.def: Add __NPS400__ definition.
2563 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2564 (TARGET_NPS400): Define.
2566 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2568 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2570 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2572 (arc_cpu_types): Fill the arch_info field with a pointer into the
2573 arc_arch_types table.
2574 (arc_selected_cpu): Declare.
2575 * config/arc/arc.c (arc_selected_cpu): Make global.
2576 (arc_selected_arch): Delete.
2577 (arc_base_cpu): Delete.
2578 (arc_override_options): Remove references to deleted variables,
2579 update access to arch information.
2580 (ARC_OPT): Update access to arch information.
2581 (ARC_OPTX): Likewise.
2582 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2583 (TARGET_ARC600): Update access to arch information.
2584 (TARGET_ARC601): Likewise.
2585 (TARGET_ARC700): Likewise.
2586 (TARGET_EM): Likewise.
2587 (TARGET_HS): Likewise.
2588 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2591 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2594 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2595 condition/operands for integer GE/LE/GEU/LEU operations.
2597 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2599 PR translation/79397
2600 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2603 2017-02-08 Martin Jambor <mjambor@suse.cz>
2606 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2607 whether allocation happened.
2608 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2609 nothing was allocated.
2611 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2613 PR tree-optimization/79408
2614 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2615 constant, but SSA_NAME with a known integer range, use the minimum
2616 of that range instead of op1 to determine if modulo can be replaced
2617 with its first operand.
2619 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2621 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2623 2017-02-08 Richard Biener <rguenther@suse.de>
2625 PR tree-optimization/71824
2626 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2627 Check all loops contained in the merged region.
2629 2017-02-07 Andrew Pinski <apinski@cavium.com>
2631 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2633 2017-02-07 Andrew Pinski <apinski@cavium.com>
2635 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2636 (thunderxt88): Likewise.
2637 (thunderxt81): Disable LSE and change v8.1 to v8.
2638 (thunderxt83): Likewise.
2640 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2641 Richard Biener <rguenther@suse.de>
2644 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2645 type from int to size_t.
2646 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2648 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2650 PR rtl-optimization/79386
2651 * cprop.c (bypass_conditional_jumps): Initialize
2652 bypass_last_basic_block already before splitting bbs after
2653 unconditional traps...
2654 (bypass_conditional_jumps): ... rather than here.
2657 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2658 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2659 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2660 fix -masm=intel patterns.
2662 2017-02-07 Richard Biener <rguenther@suse.de>
2664 PR tree-optimization/79256
2666 * builtins.c (get_object_alignment_2): Use min_align_of_type
2667 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2668 and ADJUST_FIELD_ALIGN.
2670 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2672 * doc/tm.texi: Regenerate.
2673 * stor-layout.c (layout_decl): Adjust.
2674 (update_alignment_for_field): Likewise.
2675 (place_field): Likewise.
2676 (min_align_of_type): Likewise.
2677 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2678 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2679 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2680 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2681 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2682 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2683 * config/i386/i386.c (x86_field_alignment): Likewise.
2684 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2685 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2686 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2687 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2688 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2689 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2693 2017-01-30 Richard Biener <rguenther@suse.de>
2695 PR tree-optimization/79256
2696 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2697 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2700 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2702 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2703 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2704 builtins to SImode and emit a zero-extend, if necessary.
2706 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2708 * docs/invoke.texi (RISC-V Options): Alphabetize.
2710 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2712 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2715 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2717 * config/riscv/riscv.c: New file.
2718 * gcc/common/config/riscv/riscv-common.c: Likewise.
2719 * config.gcc: Likewise.
2720 * config/riscv/constraints.md: Likewise.
2721 * config/riscv/elf.h: Likewise.
2722 * config/riscv/generic.md: Likewise.
2723 * config/riscv/linux.h: Likewise.
2724 * config/riscv/multilib-generator: Likewise.
2725 * config/riscv/peephole.md: Likewise.
2726 * config/riscv/pic.md: Likewise.
2727 * config/riscv/predicates.md: Likewise.
2728 * config/riscv/riscv-builtins.c: Likewise.
2729 * config/riscv/riscv-c.c: Likewise.
2730 * config/riscv/riscv-ftypes.def: Likewise.
2731 * config/riscv/riscv-modes.def: Likewise.
2732 * config/riscv/riscv-opts.h: Likewise.
2733 * config/riscv/riscv-protos.h: Likewise.
2734 * config/riscv/riscv.h: Likewise.
2735 * config/riscv/riscv.md: Likewise.
2736 * config/riscv/riscv.opt: Likewise.
2737 * config/riscv/sync.md: Likewise.
2738 * config/riscv/t-elf-multilib: Likewise.
2739 * config/riscv/t-linux: Likewise.
2740 * config/riscv/t-linux-multilib: Likewise.
2741 * config/riscv/t-riscv: Likewise.
2742 * configure.ac: Likewise.
2743 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2744 Waterman as RISC-V maintainers.
2745 * doc/install.texi: Add RISC-V entries.
2746 * doc/invoke.texi: Add RISC-V options section.
2747 * doc/md.texi: Add RISC-V constraints section.
2748 * configure: Regenerated.
2750 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2753 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2754 false values to be constant vectors with all 0 or all 1 bits set.
2755 (vcondu<mode><mode>): Likewise.
2756 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2758 (fpmask_comparison_operator): Update comment.
2759 (vecint_comparison_operator): New predicate.
2760 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2761 vector conditionals when the true and false values are constant
2762 vectors with all 0 bits or all 1 bits set.
2764 2017-02-06 Martin Sebor <msebor@redhat.com>
2766 PR tree-optimization/79376
2767 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2769 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2772 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2773 to simplify split condition.
2775 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2777 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2778 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2781 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2783 PR rtl-optimization/68664
2784 * target.def (can_speculate_insn): New hook.
2785 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2786 * doc/tm.texi: Regenerate.
2787 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2788 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2789 (rs6000_sched_can_speculate_insn): New function.
2791 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2793 PR tree-optimization/79284
2794 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2795 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2796 vectorizable_mask_load_store, vectorizable_operation,
2797 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2798 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2799 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2800 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2801 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2802 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2803 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2804 is_gimple_assign (stmt). Replace another such test with
2805 is_gimple_assign (stmt).
2807 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2810 * config/avr/avr.c (rtl-iter.h): Include it.
2811 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2812 (avr_legitimate_combined_insn): ...and implementation.
2814 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2816 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2817 * config/s390/s390.c (s390_const_operand_ok)
2818 (s390_canonicalize_comparison, s390_extract_part)
2819 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2820 (s390_contiguous_bitmask_p, s390_rtx_costs)
2821 (legitimize_pic_address): Likewise.
2822 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2823 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2824 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2825 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2826 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2828 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2830 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2831 REGNO($0) == REGNO($1).
2833 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2835 * config/s390/linux.h(SIZE_TYPE): Add comment.
2837 2017-02-06 Julian Brown <julian@codesourcery.com>
2838 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2839 Virendra Pathak <virendra.pathak@broadcom.com>
2841 * config/aarch64/aarch64-cores.def: Change the scheduler
2843 * config/aarch64/aarch64.md: Include thunderx2t99.md.
2844 * config/aarch64/thunderx2t99.md: New file.
2846 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2848 * doc/standards.texi (Go Language): Update link to language
2851 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2853 * tree-eh.c (lower_resx): Sanitize profile.
2854 (cleanup_empty_eh_move_lp): Likewise.
2856 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2859 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2861 * cfgloopmanip.h (loop_version): Update prototype.
2862 * modulo-sched.c (sms_schedule): Update call of loop_version.
2863 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2864 * tree-parloops.c (gen_parallel_loop): Likewise.
2865 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2866 * tree-ssa-loop-split.c (split_loop): Likewise.
2867 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2868 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2870 2017-02-05 Martin Liska <mliska@suse.cz>
2873 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2875 (print_operand_address): Initialize a struct to zero.
2877 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2879 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2880 garbage collector only in textual form.
2882 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2884 * doc/extend.texi (x86 specific memory model extensions for
2885 transactional memory): Simplify a phrase.
2887 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
2890 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2891 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2892 (atomic_storedi_1): Likewise.
2894 2017-02-04 Jakub Jelinek <jakub@redhat.com>
2896 PR tree-optimization/79338
2897 * tree-parloops.c (gather_scalar_reductions): Don't call
2898 vect_analyze_loop_form for loop->inner before destroying loop's
2901 2017-02-03 Martin Sebor <msebor@redhat.com>
2903 PR tree-optimization/79327
2904 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2905 when precision has resulted in leading zeros.
2906 (format_integer): Adjust the likely counter to assume an unknown
2907 argument that may be zero is non-zero.
2909 2017-02-03 Jason Merrill <jason@redhat.com>
2912 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2913 avoid copying non-taken branch.
2915 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2917 PR tree-optimization/79340
2918 * tree-vect-loop.c (vectorizable_reduction): Release
2919 vec_defs elements after safe_splicing them into other vectors.
2922 PR tree-optimization/79327
2923 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2924 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2926 (format_integer): Use wide_int_to_tree instead of build_int_cst
2927 + to_?hwi. If argmin is NULL, just set argmin and argmax to
2928 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
2929 of shortest and longest sequence.
2931 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2934 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2936 2017-02-03 Walter Lee <walt@tilera.com>
2939 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2940 after initial stackframe link reg save.
2941 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2943 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2946 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2947 wu for stxssp alternative.
2949 2017-02-03 Martin Sebor <msebor@redhat.com>
2951 PR tree-optimization/79352
2952 * gimple-fold.c (get_range_strlen): Add argument.
2953 (get_range_strlen): Change return type to bool.
2954 (get_maxval_strlen): Pass in a dummy argument.
2955 * gimple-fold.h (get_range_strlen): Change return type to bool.
2956 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2957 * tree.h (array_at_struct_end_p): Add argument.
2958 * tree.c (array_at_struct_end_p): Handle it.
2960 2017-02-03 Martin Liska <mliska@suse.cz>
2963 * multiple_target.c (create_dispatcher_calls): Redirect edge
2964 from a caller of a dispatcher.
2965 (expand_target_clones): Make the clones local.
2966 (ipa_target_clone): Do both target clones and resolvers.
2967 (ipa_dispatcher_calls): Remove the pass.
2968 (pass_dispatcher_calls::gate): Likewise.
2969 (make_pass_dispatcher_calls): Likewise.
2970 * passes.def (pass_target_clone): Put as very first IPA early
2973 2017-02-03 Martin Liska <mliska@suse.cz>
2975 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
2976 in case of a function with ifunc attribute.
2978 2017-02-03 Martin Liska <mliska@suse.cz>
2980 * cgraph.c (cgraph_node::dump): Dump function version info.
2981 * symtab.c (symtab_node::dump_base): Add missing new line.
2983 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
2985 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
2986 (ifcombine_ifandif): Use it.
2988 2017-02-03 Martin Liska <mliska@suse.cz>
2990 * doc/invoke.texi: Document default value for
2991 use-after-scope-direct-emission-threshold.
2993 2017-02-03 Martin Liska <mliska@suse.cz>
2995 PR tree-optimization/79339
2996 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
2997 (format_floating): Likewise.
2999 2017-02-03 Martin Liska <mliska@suse.cz>
3002 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3004 (ipa_node_params_t::remove): Likewise.
3005 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3006 initialization from removed ipa_node_params_t::insert.
3007 (ipa_node_params::~ipa_node_params): Move from removed
3008 ipa_node_params_t::release.
3009 * symbol-summary.h (symbol_summary::m_released): New member.
3010 Do not release a summary twice. Do not allow to call finalizer
3011 for types of a summary that live in GGC memory.
3013 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3015 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3018 2017-02-02 Martin Sebor <msebor@redhat.com>
3021 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3022 (format_string): Tighten up the range of output for non-constant
3023 strings and correct the expected range for wide non-constant strings.
3025 2017-02-02 Martin Sebor <msebor@redhat.com>
3027 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3030 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3032 (-fdump-tree-@var): Add to index and document how to come up
3033 with pass-specific option and dump file names.
3034 (-fdump-passes): Clarify where to look for output.
3036 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3039 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3040 statistics of the analyzed path; allow threading for speed when
3041 any of BBs along the path are optimized for speed.
3043 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3046 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3047 settings of the virtual registers.
3050 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3052 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3053 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3056 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3058 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3059 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3061 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3063 * config/s390/s390.md: Add missing comments with the expanded
3065 * config/s390/vector.md: Likewise.
3066 * config/s390/vx-builtins.md: Likewise.
3068 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3071 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3072 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3073 conditions on a single line.
3075 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3077 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3078 __S390_VX__ to __VX__.
3080 2017-02-01 Andrew Pinski <apinski@cavium.com>
3082 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3083 stmt_info to record_stmt_cost.
3084 (vect_get_known_peeling_cost): Pass stmt_info if known to
3086 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3087 cpu_vector_cost field into
3088 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3089 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3090 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3091 splitting of scalar_stmt_cost and vec_stmt_cost.
3092 (thunderx_vector_cost): Likewise.
3093 (cortexa57_vector_cost): LIkewise.
3094 (exynosm1_vector_cost): Likewise.
3095 (xgene1_vector_cost): Likewise.
3096 (thunderx2t99_vector_cost): Improve after the splitting of the two
3098 (aarch64_builtin_vectorization_cost): Update for the splitting of
3099 scalar_stmt_cost and vec_stmt_cost.
3101 2017-02-01 Torvald Riegel <triegel@redhat.com>
3102 Richard Henderson <rth@redhat.com>
3104 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3105 conditional on existance of a fast atomic load.
3106 * optabs-query.c (can_atomic_load_p): New function.
3107 * optabs-query.h (can_atomic_load_p): Declare it.
3108 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3109 no fast atomic load is available for the particular size of access.
3110 (expand_atomic_compare_and_swap): Likewise.
3111 (expand_atomic_load): Likewise.
3112 (expand_atomic_store): Likewise.
3113 (expand_atomic_fetch_op): Likewise.
3114 * testsuite/lib/target-supports.exp
3115 (check_effective_target_sync_int_128): Remove x86 because it provides
3116 no fast atomic load.
3117 (check_effective_target_sync_int_128_runtime): Likewise.
3119 2017-02-01 Richard Biener <rguenther@suse.de>
3121 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3122 (graphite_transform_loops): Provide opt-info for optimized nests.
3123 * tree-parloop.c (parallelize_loops): Provide opt-info for
3126 2017-02-01 Richard Biener <rguenther@suse.de>
3129 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3132 2017-02-01 Richard Biener <rguenther@suse.de>
3134 PR tree-optimization/71824
3135 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3136 Verify the loops are valid in the merged SESE region.
3137 (scop_detection::can_represent_loop_1): Check analyzing the
3138 evolution of the number of iterations in the region succeeds.
3140 2017-01-31 Ian Lance Taylor <iant@golang.org>
3142 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3143 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3145 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3147 PR preprocessor/79210
3148 * input.c (get_substring_ranges_for_loc): Replace line_width
3149 assertion with error-handling.
3151 2017-01-31 Richard Biener <rguenther@suse.de>
3153 PR tree-optimization/77318
3154 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3155 (create_pw_aff_from_tree): Take loop parameter.
3156 (add_condition_to_pbb): Pass loop of the condition to
3157 create_pw_aff_from_tree.
3159 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3161 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3162 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3164 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3168 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3170 (convert_int_to_float128): Likewise.
3171 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3172 (convert_int_to_float128): Likewise.
3173 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3174 (UNSPEC_IEEE128_CONVERT): Likewise.
3175 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3176 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3177 Use local variables for IBM extended format.
3178 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3179 (fix_trunc<mode>si2_fprs): Likewise.
3180 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3181 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3182 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3183 to know that we can now have integers of all sizes in vector
3185 (fix<uns>_<mode>di2_hw): Likewise.
3186 (float<uns>_<mode>si2_hw): Likewise.
3187 (fix_<mode>si2_hw): Likewise.
3188 (fixuns_<mode>si2_hw): Likewise.
3189 (float<uns>_<mode>di2_hw): Likewise.
3190 (float_<mode>di2_hw): Likewise.
3191 (float_<mode>si2_hw): Likewise.
3192 (floatuns_<mode>di2_hw): Likewise.
3193 (floatuns_<mode>si2_hw): Likewise.
3194 (xscvqp<su>wz_<mode>): Delete, no longer used.
3195 (xscvqp<su>dz_<mode>): Likewise.
3196 (xscv<su>dqp_<mode>): Likewise.
3197 (ieee128_mfvsrd_64bit): Likewise.
3198 (ieee128_mfvsrd_32bit): Likewise.
3199 (ieee128_mfvsrwz): Likewise.
3200 (ieee128_mtvsrw): Likewise.
3201 (ieee128_mtvsrd_64bit): Likewise.
3202 (ieee128_mtvsrd_32bit): Likewise.
3204 2017-01-31 Martin Liska <mliska@suse.cz>
3207 * ipa-prop.c (ipa_free_all_node_params): Call release method
3208 instead of ~sumbol_summary to not to trigger double times
3211 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3213 PR tree-optimization/71691
3214 * bitmap.h (class auto_bitmap): New.
3215 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3216 is_maybe_undefined instead of ssa_undefined_value_p.
3218 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3220 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3221 __S390_ARCH_LEVEL__ to __ARCH__.
3223 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3225 PR tree-optimization/79267
3226 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3227 if should_remove_lhs_p is true.
3229 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3232 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3233 (add_alignment_attribute): New.
3234 (base_type_die): Add alignment attribute.
3235 (subrange_type_die): Likewise.
3236 (modified_type_die): Likewise.
3237 (gen_array_type_die): Likewise.
3238 (gen_descr_array_type_die: Likewise.
3239 (gen_enumeration_type_die): Likewise.
3240 (gen_subprogram_die): Likewise.
3241 (gen_variable_die): Likewise.
3242 (gen_field_die): Likewise.
3243 (gen_ptr_to_mbr_type_die): Likewise.
3244 (gen_struct_or_union_type_die): Likewise.
3245 (gen_subroutine_type_die): Likewise.
3246 (gen_typedef_die): Likewise.
3247 (base_type_cmp): Compare alignment attribute.
3249 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3252 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3253 (setb_unsigned) New pattern for setb with CCUNS.
3254 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3255 subfc./subfe sequence to avoid overflow problems. Generate a
3256 shorter sequence with cmpld/setb for power9.
3257 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3258 for generating subfc. instruction.
3259 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3260 now uses this instruction.
3262 2017-01-30 Ian Lance Taylor <iant@google.com>
3265 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3266 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3268 2017-01-30 Martin Sebor <msebor@redhat.com>
3270 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3271 Move constant to the right of a relational operator.
3272 (get_mpfr_format_length, format_character, format_string): Ditto.
3273 (should_warn_p, maybe_warn): Same.
3275 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3277 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3280 * asan.c (get_translation_unit_decl): Remove function.
3281 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3283 2017-01-30 Martin Liska <mliska@suse.cz>
3285 PR gcov-profile/79259
3286 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3289 2017-01-30 Martin Liska <mliska@suse.cz>
3292 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3293 Initialize variables with NULL value.
3295 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3298 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3300 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3302 2017-01-30 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/79276
3305 * tree-vrp.c (process_assert_insertions): Properly adjust common
3306 when removing a duplicate.
3308 * gcc.dg/torture/pr79276.c: New testcase.
3310 2017-01-30 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/79256
3313 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3314 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3316 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3318 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3321 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3322 ("*r<noxa>sbg_<mode>_sll_bitmask")
3323 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3324 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3325 Use contiguous_bitmask_nowrap_operand.
3327 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3330 * config/rs6000/altivec.h (vec_xl): Revise #define.
3331 (vec_xst): Likewise.
3333 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3337 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3339 PR rtl-optimization/79194
3340 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3341 traps before call to bypass_conditional_jumps.
3343 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3345 PR tree-optimization/71374
3346 * lra-constraints.c (check_conflict_input_operands): New.
3347 (match_reload): Use it.
3349 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3352 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3353 account to calculate conflict_set.
3355 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3357 PR rtl-optimization/78559
3358 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3359 other_insn in combine.
3361 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3363 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3364 uint16_type_node for BT_UINT16.
3366 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3368 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3369 "RTL Tests" to menu.
3370 (GIMPLE Tests): New node.
3371 (RTL Tests): New node.
3373 2017-01-27 Richard Biener <rguenther@suse.de>
3375 PR tree-optimization/79245
3376 * tree-loop-distribution.c (distribute_loop): Apply cost
3377 modeling also to detected patterns.
3379 2017-01-27 Richard Biener <rguenther@suse.de>
3381 PR tree-optimization/71433
3382 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3383 (compare_assert_loc): New function.
3384 (process_assert_insertions): Sort and optimize assert locations
3385 to remove duplicates and push down identical assertions on
3386 edges to their destination block.
3388 2017-01-27 Richard Biener <rguenther@suse.de>
3390 PR tree-optimization/79244
3391 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3392 out SSA names even if abnormal.
3394 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3396 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3397 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3398 instead of MPFR_RNDN.
3400 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3403 * arm.c (arm_option_override): Don't call build_target_option_node
3404 until after doing all option overrides.
3405 (arm_valid_target_attribute_tree): Likewise.
3407 2017-01-27 Martin Liska <mliska@suse.cz>
3409 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3410 for {cd}tors and C++ {cd}tors.
3412 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3414 * config/s390/s390.md ("*setmem_long_and")
3415 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3417 2017-01-26 Martin Sebor <msebor@redhat.com>
3419 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3422 2017-01-26 Martin Sebor <msebor@redhat.com>
3424 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3425 HAVE_DFmode before using XFmode or DFmode.
3426 (parse_directive): Avoid using the z length modifier to avoid
3427 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3430 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3431 to accept adjustment as an array.
3432 (get_int_range): New function.
3433 (struct directive): Make width and prec arrays.
3434 (directive::set_width, directive::set_precision): Call get_int_range.
3435 (format_integer, format_floating): Handle width and precision ranges.
3436 (format_string, parse_directive): Same.
3438 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3441 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3442 comdat_type_p set, just clone them, but keep the children in the
3446 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3447 which have direct callers with -fvar-tracking-assignments enabled
3449 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3450 inside of type units.
3452 2017-01-26 Martin Sebor <msebor@redhat.com>
3455 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3457 (struct format_result): Replace number_chars, number_chars_min,
3458 and number_chars_max with a single member of struct result_range.
3460 (format_result::operator+=): Adjust.
3461 (struct fmtresult): Remove bounded. Handle likely and unlikely
3463 (fmtresult::adjust_for_width_or_precision): New function.
3464 (fmtresult:type_max_digits): New function.
3465 (bytes_remaining): Handle likely and unlikely counters.
3466 (min_bytes_remaining): Remove.
3467 (format_percent): Simplify.
3468 (format_integer, format_floating): Set likely and unlikely counters.
3469 (get_string_length, format_character, format_string): Same.
3470 (format_plain, should_warn_p): New function.
3471 (maybe_warn): Call should_warn_p. Update diagnostic messages
3472 and handle those for all directives, including plain strings.
3473 (format_directive): Handle likely and unlikely counters.
3474 Remove unnecessary quoting from diagnostics. Add an informational
3476 (add_bytes): Remove.
3477 (pass_sprintf_length::compute_format_length): Simplify.
3478 (try_substitute_return_value): Handle likely and unlikely counters.
3480 2017-01-26 Carl Love <cel@us.ibm.com>
3482 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3483 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3485 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3488 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3489 endianess for subregs into account.
3490 * lra-constraints.c (lra_constraints): Do risky transformations
3491 always on the first iteration.
3492 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3493 last_call_used_reg_set.
3494 (process_bb_lives): Define and use last_call_used_reg_set.
3495 * lra.c (lra): Always continue after lra_constraints on the first
3498 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3500 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3502 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3504 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3506 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3507 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3508 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3509 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3510 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3511 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3512 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3513 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3514 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3516 2017-01-26 Marek Polacek <polacek@redhat.com>
3519 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3520 for the third operand.
3522 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3525 * omp-low.c (struct omp_context): Add simt_stmt field.
3526 (scan_omp_for): Return omp_context *.
3527 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3528 context to the _simt_ SIMD stmt.
3529 (lower_omp_for): For combined SIMD with sibling _simt_
3530 SIMD, make sure to use the same decls in _looptemp_
3531 clauses as in the sibling.
3533 2017-01-26 David Sherwood <david.sherwood@arm.com>
3536 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3539 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3542 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3543 emit fld b; fld a; if possible.
3545 * brig-builtins.def: Update copyright years.
3546 * config/arm/arm_acle_builtins.def: Update copyright years.
3548 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3551 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3552 constraint instead of o for the stxsd instruction.
3554 2017-01-25 Carl Love <cel@us.ibm.com>
3556 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3557 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3559 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3561 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3563 2017-01-25 Richard Biener <rguenther@suse.de>
3565 PR tree-optimization/69264
3566 * target.def (vector_alignment_reachable): Improve documentation.
3567 * doc/tm.texi: Regenerate.
3568 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3570 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3571 earlier changes with respect to TYPE_USER_ALIGN.
3572 (vector_alignment_reachable_p): Likewise. Improve dumping.
3574 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3577 * config/arm/arm.md (xordi3): Force constant operand into a register
3580 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3582 * doc/invoke.texi (-fstore-merging): Correct default optimization
3583 levels at which it is enabled.
3584 (-O): Move -fstore-merging from list to...
3587 2017-01-25 Richard Biener <rguenther@suse.de>
3590 * omp-expand.c: Include debug.h.
3591 (expand_omp_taskreg): Make sure to generate early debug before
3592 outlining anything from a function.
3593 (expand_omp_target): Likewise.
3594 (grid_expand_target_grid_body): Likewise.
3596 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3599 * asan.c (get_translation_unit_decl): New function.
3600 (asan_add_global): Extract modules file name from globals
3601 TRANSLATION_UNIT_DECL name.
3603 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3606 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3607 for long calls with APCS frame and VFP.
3609 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3611 * cfg.c (original_copy_tables_initialized_p): New function.
3612 * cfg.h (original_copy_tables_initialized_p): New decl.
3613 * cfgrtl.c (relink_block_chain): Guard the call to
3614 free_original_copy_tables with a call to
3615 original_copy_tables_initialized_p.
3616 * cgraph.h (symtab_node::native_rtl_p): New decl.
3617 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3618 (symtab_node::needed_p): Don't assert for early assembly output
3619 for __RTL functions.
3620 (cgraph_node::finalize_function): Set "force_output" for __RTL
3622 (cgraph_node::analyze): Bail out early for __RTL functions.
3623 (analyze_functions): Update assertion to support __RTL functions.
3624 (cgraph_node::expand): Bail out early for __RTL functions.
3625 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3627 * function.h (struct function): Update comment for field
3629 * gimple-expr.c: Include "tree-pass.h".
3630 (gimple_has_body_p): Return false for __RTL functions.
3631 * Makefile.in (OBJS): Add run-rtl-passes.o.
3632 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3634 (gcc::pass_manager::get_clean_slate): New accessor.
3635 * passes.c: Include "insn-addr.h".
3636 (should_skip_pass_p): Add logging. Update logic for running
3637 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3638 property-provider override so it is only done for gimple passes.
3640 (skip_pass): New function.
3641 (execute_one_pass): Call skip_pass when skipping passes.
3642 * read-md.c (md_reader::read_char): Support filtering
3643 the input to a subset of line numbers.
3644 (md_reader::md_reader): Initialize fields
3645 m_first_line and m_last_line.
3646 (md_reader::read_file_fragment): New function.
3647 * read-md.h (md_reader::read_file_fragment): New decl.
3648 (md_reader::m_first_line): New field.
3649 (md_reader::m_last_line): New field.
3650 * read-rtl-function.c (function_reader::create_function): Only
3651 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3652 curr_properties. Set DECL_INITIAL to a dummy block.
3653 (read_rtl_function_body_from_file_range): New function.
3654 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3656 * run-rtl-passes.c: New file.
3657 * run-rtl-passes.h: New file.
3659 2017-01-24 Jeff Law <law@redhat.com>
3661 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3664 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3666 PR tree-optimization/79159
3667 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3668 (record_nonwrapping_iv): Improve boundary using above function if no
3669 value range information.
3671 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3672 Martin Jambor <mjambor@suse.cz>
3674 * brig-builtins.def: New file.
3675 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3676 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3677 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3678 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3679 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3680 * builtin-types.def (BT_INT8): New.
3681 (BT_INT16): Likewise.
3682 (BT_UINT8): Likewise.
3683 (BT_UINT16): Likewise.
3684 (BT_FN_ULONG): Likewise.
3685 (BT_FN_UINT_INT): Likewise.
3686 (BT_FN_UINT_ULONG): Likewise.
3687 (BT_FN_UINT_LONG): Likewise.
3688 (BT_FN_UINT_PTR): Likewise.
3689 (BT_FN_ULONG_PTR): Likewise.
3690 (BT_FN_INT8_FLOAT): Likewise.
3691 (BT_FN_INT16_FLOAT): Likewise.
3692 (BT_FN_UINT32_FLOAT): Likewise.
3693 (BT_FN_UINT16_FLOAT): Likewise.
3694 (BT_FN_UINT8_FLOAT): Likewise.
3695 (BT_FN_UINT64_FLOAT): Likewise.
3696 (BT_FN_UINT16_UINT32): Likewise.
3697 (BT_FN_UINT32_UINT16): Likewise.
3698 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3699 (BT_FN_INT_PTR_INT): Likewise.
3700 (BT_FN_UINT_PTR_UINT): Likewise.
3701 (BT_FN_LONG_PTR_LONG): Likewise.
3702 (BT_FN_ULONG_PTR_ULONG): Likewise.
3703 (BT_FN_VOID_UINT64_UINT64): Likewise.
3704 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3705 (BT_FN_INT8_INT8_INT8): Likewise.
3706 (BT_FN_INT16_INT16_INT16): Likewise.
3707 (BT_FN_INT_INT_INT): Likewise.
3708 (BT_FN_UINT_FLOAT_UINT): Likewise.
3709 (BT_FN_FLOAT_UINT_UINT): Likewise.
3710 (BT_FN_ULONG_UINT_UINT): Likewise.
3711 (BT_FN_ULONG_UINT_PTR): Likewise.
3712 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3713 (BT_FN_UINT_UINT_UINT): Likewise.
3714 (BT_FN_VOID_UINT_PTR): Likewise.
3715 (BT_FN_UINT_UINT_PTR: Likewise.
3716 (BT_FN_UINT32_UINT64_PTR): Likewise.
3717 (BT_FN_INT_INT_UINT_UINT): Likewise.
3718 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3719 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3720 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3721 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3722 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3723 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3724 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3725 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3726 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3727 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3728 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3729 * doc/frontends.texi: List BRIG FE.
3730 * doc/install.texi (Testing): Add BRIG tesring requirements.
3731 * doc/invoke.texi (Overall Options): Mention BRIG.
3732 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3734 2017-01-24 Richard Biener <rguenther@suse.de>
3736 PR translation/79208
3737 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3739 2017-01-24 Martin Jambor <mjambor@suse.cz>
3742 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3743 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3746 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3749 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3750 casts from signed to unsigned really don't have a range.
3752 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3754 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3755 GMP_RNDx for compatiblity.
3757 2017-01-24 Martin Liska <mliska@suse.cz>
3760 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3761 that would prevent us to call alloca with -1 as argument.
3763 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3765 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3766 Avoid -Wformat-security warning.
3768 2017-01-23 Andrew Pinski <apinski@cavium.com>
3770 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3773 2017-01-23 Martin Sebor <msebor@redhat.com>
3776 * gimple-ssa-sprintf.c (warn_level): New global.
3777 (format_integer): Use it here and throughout the rest of the file.
3778 Use the same switch to compute sign as base.
3779 (maybe_warn): New function.
3780 (format_directive): Factor out warnings into maybe_warn.
3781 Add debugging output. Use warn_level.
3782 (add_bytes): Use warn_level.
3783 (pass_sprintf_length::compute_format_length): Add debugging output.
3784 (try_substitute_return_value): Same.
3785 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3788 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3789 (struct fmtresult, format_integer, format_floating): Adjust.
3790 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3791 (get_string_length, format_string,format_directive): Same.
3792 (pass_sprintf_length::compute_format_length): Same.
3793 (try_substitute_return_value): Simplify slightly.
3796 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3797 (fmtresult::operator+=): Outlined.
3798 (struct fmtresult): Add ctors.
3799 (struct conversion_spec): Rename...
3800 (struct directive): ...to this. Add and remove data members.
3801 (directive::set_width, directive::set_precision): New functions.
3802 (format_percent): Use fmtresult ctor.
3803 (get_width_and_precision): Remove.
3804 (format_integer): Make naming changes. Avoid computing width and
3806 (format_floating): Same. Adjust indentation.
3807 (format_character, format_none): New functions.
3808 (format_string): Moved character handling to format_character.
3809 (format_directive): Remove arguments, change return type.
3810 (parse_directive): New function.
3811 (pass_sprintf_length::compute_format_length): Move directive
3812 parsing to parse_directive.
3814 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3816 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3817 (assign_assembler_name_if_needed): ... this.
3818 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3819 (assign_assembler_name_if_needed): ... this.
3820 (free_lang_data_in_cgraph): Adjust callers.
3821 * cgraphunit.c (cgraph_node::analyze): Likewise.
3822 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3825 2017-01-23 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/79088
3828 PR tree-optimization/79188
3829 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3830 resetting loop bounds after last path deletion. Reset loop
3831 bounds of the target loop, make code match the comments.
3832 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3833 Make sure loops need no fixups.
3835 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3837 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3838 exponent support with double type for first argument.
3839 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3840 type returned by __builtin_vec_extract_sig,
3841 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3842 functions from "vector int" to "vector unsigned int" or from
3843 "vector long long int" to "vector unsigned long long int".
3844 Changed type returned by __builtin_vec_extract_exp,
3845 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3846 functions from "vector int" to "vector unsigned int" or from
3847 "vector long long int" to "vector unsigned long long int".
3848 Changed return type of __builtin_vec_test_data_class,
3849 __builtin_vec_test_data_class_sp, and
3850 __builtin_vec_test_data_class_dp from "vector int" to
3851 "vector bool int" or from "vector long long int" to "vector bool
3852 long long int" and changed second argument type from "unsigned
3853 int" to "int". Added new overloaded function forms "vector float
3854 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3855 "vector float __builtin_vec_insert_exp_sp (vector float, vector
3856 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3857 double, vector unsigned long long int)" and "vector double
3858 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3859 long int)". Changed return type of
3860 __builtin_scalar_test_data_class and
3861 __builtin_scalar_test_data_class_sp and
3862 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3863 int" and changed second argument from "unsigned int" to "int".
3864 Changed type returned by __builtin_scalar_test_neg,
3865 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3866 from "int" to "bool int". Added new overloaded function form
3867 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3868 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3869 exponent double-precision with floating point first argument.
3870 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3871 documentation of scalar_test_data_class, scalar_test_neg,
3872 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3873 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3874 vec_test_data_class built-in functions to reflect refinements in
3875 their type signatures.
3877 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
3879 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3881 (aarch64_elf_asm_destructor): Likewise.
3883 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
3885 PR rtl-optimization/78634
3886 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3887 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3888 * ifcvt.c (noce_try_cmove): Add missing cost check.
3890 PR rtl-optimization/71724
3891 * combine.c (if_then_else_cond): Look for situations where it is
3892 beneficial to undo the work of one of the recursive calls.
3894 2017-01-23 Bin Cheng <bin.cheng@arm.com>
3896 PR tree-optimization/70754
3897 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3898 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
3899 combined stmt before it if not NULL.
3900 (combine_chains): Process refs reversely and compute dominance point
3903 2017-01-23 Martin Liska <mliska@suse.cz>
3905 PR tree-optimization/79196
3906 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3907 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
3909 (strlen_optimize_stmt): Call the renamed function.
3911 2017-01-23 Michael Matz <matz@suse.de>
3913 PR tree-optimization/78384
3914 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3916 2017-01-23 Richard Biener <rguenther@suse.de>
3918 PR tree-optimization/79186
3919 * tree-vrp.c (register_new_assert_for): Make sure we've seen
3920 both incoming edges before moving an assert.
3922 2017-01-23 Martin Jambor <mjambor@suse.cz>
3924 * ipa-prop.c (load_from_param_1): Removed.
3925 (load_from_unmodified_param): Bits from load_from_param_1 put back
3927 (load_from_param): Removed.
3928 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3929 with stmt. Reverted back to use of load_from_unmodified_param.
3931 2017-01-23 Martin Jambor <mjambor@suse.cz>
3934 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3935 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
3936 field a pointer to garbage collected vector, mark lattices and
3937 ipcp_orig_node with GTY((skip)).
3938 (ipa_get_param_count): Adjust to descriptors being a pointer.
3939 (ipa_get_param): Likewise.
3940 (ipa_get_type): Likewise.
3941 (ipa_get_param_move_cost): Likewise.
3942 (ipa_set_param_used): Likewise.
3943 (ipa_get_controlled_uses): Likewise.
3944 (ipa_set_controlled_uses): Likewise.
3945 (ipa_is_param_used): Likewise.
3946 (ipa_node_params_t): Move into garbage collector. New methods insert
3948 (ipa_node_params_sum): Annotate wth GTY(()).
3949 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3951 (ipa_load_from_parm_agg): Adjust declaration.
3952 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3953 * ipa-profile.c (ipa_profile): Likewise.
3954 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3955 (ipa_populate_param_decls): Make descriptors parameter garbage
3957 (ipa_dump_param): Adjust to descriptors being a pointer.
3958 (ipa_alloc_node_params): Likewise.
3959 (ipa_initialize_node_params): Likewise.
3960 (load_from_param_1): Make descriptors parameter garbage collected.
3961 (load_from_unmodified_param): Likewise.
3962 (load_from_param): Likewise.
3963 (ipa_load_from_parm_agg): Likewise.
3964 (ipa_node_params::~ipa_node_params): Removed.
3965 (ipa_free_all_node_params): Remove call to delete operator.
3966 (ipa_node_params_t::insert): New.
3967 (ipa_node_params_t::remove): Likewise.
3968 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
3969 copy known_csts and known_contexts vectors.
3970 (ipa_read_node_info): Adjust to descriptors being a pointer.
3971 (ipcp_modif_dom_walker): Make m_descriptors field garbage
3973 (ipcp_transform_function): Make descriptors variable garbage
3976 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
3978 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
3979 * config/i386/avx512dqintrin.h: Ditto.
3980 * config/i386/avx512fintrin.h: Ditto.
3981 * gcc/config/i386/i386.c: Handle new builtins.
3982 * config/i386/i386-builtin.def: Add new builtins.
3983 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
3984 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
3986 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3987 Martin Liska <mliska@suse.cz>
3989 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
3990 * asan.c (asan_expand_poison_ifn): Support stores and use
3991 appropriate ASAN report function.
3992 * internal-fn.c (expand_ASAN_POISON_USE): New function.
3993 * internal-fn.def (ASAN_POISON_USE): Declare.
3994 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
3995 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
3996 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
3997 ASAN_POISON calls w/o LHS.
3998 * tree-ssa.c (execute_update_addresses_taken): Create clobber
3999 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4000 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4001 * gimplify.c (asan_poison_variables): Add attribute
4002 use_after_scope_memory to variables that really needs to live
4004 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4005 having the attribute.
4007 2017-01-23 Martin Liska <mliska@suse.cz>
4009 * asan.c (create_asan_shadow_var): New function.
4010 (asan_expand_poison_ifn): Likewise.
4011 * asan.h (asan_expand_poison_ifn): New declaration.
4012 * internal-fn.c (expand_ASAN_POISON): Likewise.
4013 * internal-fn.def (ASAN_POISON): New builtin.
4014 * sanopt.c (pass_sanopt::execute): Expand
4015 asan_expand_poison_ifn.
4016 * tree-inline.c (copy_decl_for_dup_finish): Make function
4018 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4019 * tree-ssa.c (is_asan_mark_p): New function.
4020 (execute_update_addresses_taken): Rewrite local variables
4021 (identified just by use-after-scope as addressable) into SSA.
4023 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4025 * doc/install.texi (Specific): opensource.apple.com uses https
4026 now. Remove trailing slash.
4028 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4030 * README.Portability: Remove note on an Irix compatibility issue.
4032 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4034 * gcov.c (INCLUDE_ALGORITHM): Define.
4035 (INCLUDE_VECTOR): Define.
4036 No longer include <vector> and <algorithm> directly.
4038 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4040 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4042 * doc/invoke.texi (Code Gen Options): Ditto.
4044 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4047 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4049 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4051 rtl-optimization/79125
4052 * cprop.c (local_cprop_pass): Handle cases where we make an
4055 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4059 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4060 read from, for big endian.
4062 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4064 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4065 register pauth builtins for LP64 only.
4067 2017-01-20 Marek Polacek <polacek@redhat.com>
4070 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4073 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4075 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4077 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4078 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4079 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4081 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4084 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4085 in big-endian mode when they are not a single duplicated value.
4087 2017-01-20 Richard Biener <rguenther@suse.de>
4089 * BASE-VER: Bump to 7.0.1.
4091 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4093 * omp-low.c (omplow_simd_context): New struct. Use it...
4094 (lower_rec_simd_input_clauses): ...here and...
4095 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4096 references to idx, lane, max_vf, is_simt.
4098 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4100 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4103 2017-01-20 Martin Jambor <mjambor@suse.cz>
4105 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4106 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4108 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4109 (GTFILES): Rename hsa.c to hsa-common.c.
4110 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4111 * hsa-dump.c: Likewise.
4112 * hsa-gen.c: Likewise.
4113 * hsa-regalloc.c: Likewise.
4114 * ipa-hsa.c: Likewise.
4115 * omp-expand.c: Likewise.
4116 * omp-low.c: Likewise.
4117 * toplev.c: Likewise.
4119 2017-01-20 Marek Polacek <polacek@redhat.com>
4122 * doc/invoke.texi: Document -Wduplicated-branches.
4123 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4124 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4125 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4126 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4127 return 0 only when not OEP_LEXICOGRAPHIC.
4128 (fold_build_cleanup_point_expr): Use the expression
4129 location when building CLEANUP_POINT_EXPR.
4130 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4131 * tree.c (add_expr): Handle error_mark_node.
4133 2017-01-20 Martin Liska <mliska@suse.cz>
4136 * tree-profile.c (init_ic_make_global_vars): Do not call
4138 (gimple_init_gcov_profiler): Likewise.
4140 2017-01-20 Martin Liska <mliska@suse.cz>
4143 * cgraph.h (maybe_create_reference): Remove argument and
4145 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4147 * ipa-cp.c (create_specialized_node): Likewise.
4148 * symtab.c (symtab_node::maybe_create_reference): Handle
4149 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4151 2017-01-20 Martin Liska <mliska@suse.cz>
4153 * read-rtl-function.c (function_reader::create_function): Use
4154 build_decl instread of build_decl_stat.
4156 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4158 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4159 * config/i386/avx512dqintrin.h: Ditto.
4160 * config/i386/avx512fintrin.h: Ditto.
4161 * config/i386/i386-builtin-types.def: Add new types.
4162 * gcc/config/i386/i386.c: Handle new types.
4163 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4164 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4165 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4166 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4167 (__builtin_ia32_kshiftridi): New.
4168 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4170 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4174 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4175 define to rs6000_init_stack_protect_guard.
4176 (rs6000_init_stack_protect_guard): New function.
4178 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4179 Yunqiang Su <yunqiang.su@imgtec.com>
4181 * config.gcc (supported_defaults): Add madd4.
4182 (with_madd4): Add validation.
4183 (all_defaults): Add madd4.
4184 * config/mips/mips.opt (mmadd4): New option.
4185 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4187 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4189 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4190 (ISA_HAS_FUSED_MADD4): Likewise.
4191 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4192 * gcc/doc/install.texi (--with-madd4): Document the new option.
4194 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4196 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4197 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4198 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4199 (aarch64_init_pauth_hint_builtins): New.
4200 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4201 (aarch64_expand_builtin): Expand new builtins.
4203 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4205 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4206 * combine-stack-adj.c (no_unhandled_cfa): Handle
4207 REG_CFA_TOGGLE_RA_MANGLE.
4208 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4209 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4210 info for return address signing.
4211 (aarch64_expand_epilogue): Likewise.
4213 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4215 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4216 * config/aarch64/aarch64-protos.h
4217 (aarch64_return_address_signing_enabled): New declaration.
4218 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4220 (aarch64_expand_prologue): Sign return address before it's pushed onto
4222 (aarch64_expand_epilogue): Authenticate return address fetched from
4224 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4225 (aarch64_attributes): New function attributes for "sign-return-address".
4226 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4227 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4228 ("*do_return"): Generate combined instructions according to key index.
4229 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4230 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4232 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4233 * config/aarch64/aarch64.opt (msign-return-address=): New.
4234 * doc/extend.texi (AArch64 Function Attributes): Documents
4235 "sign-return-address=".
4236 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4238 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4240 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4241 overall option summary.
4243 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4245 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4246 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4247 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4248 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4250 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4252 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4253 -mpower9-minmax by default for -mcpu=power9.
4254 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4255 128-bit floating point.
4257 2017-01-20 Alan Modra <amodra@gmail.com>
4259 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4260 optimizing for size.
4262 2017-01-20 Alan Modra <amodra@gmail.com>
4265 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4266 for strcmp and strncmp from corresponding builtin decl.
4268 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4270 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4271 instead of i386/rtems-64.h.
4272 * config/i386/rtems-64.h: Remove.
4274 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4278 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4282 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4284 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4285 Change int to HOST_WIDE_INT.
4286 * config/aarch64/aarch64-protos.h
4287 (aarch64_simd_gen_const_vector_dup): Likewise.
4288 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4290 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4292 * langhooks-def.h (lhd_type_for_size): New decl.
4293 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4294 * langhooks.c (lhd_type_for_size): New function, taken from
4297 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4299 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4300 define_bypass for CR latency.
4301 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4302 (power9-alu2): Add define_bypass for CR latency.
4304 (power9-mul): Update insn latency.
4305 (power9-mul-compare): Update insn latency, bypass latency and remove
4308 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4310 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4312 * config/aarch64/aarch64.md
4313 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4314 aarch64_nopcrelative_literal_loads.
4315 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4317 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4319 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4321 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4323 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4326 * config.gcc (supported_defaults): Add lxc1-sxc1.
4327 (with_lxc1_sxc1): Add validation.
4328 (all_defaults): Add lxc1-sxc1.
4329 * config/mips/mips.opt (mlxc1-sxc1): New option.
4330 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4332 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4333 __mips_no_lxc1_sxc1.
4334 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4335 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4336 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4338 2017-01-19 Richard Biener <rguenther@suse.de>
4340 PR tree-optimization/72488
4341 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4342 sure to restore SSA info.
4343 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4345 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4347 PR rtl-optimization/79121
4348 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4349 of the inner type when shifting an extended value.
4351 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4354 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4355 interposable aliases.
4357 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4360 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4361 Use the evmergelohi instruction.
4362 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4363 (mov_sitf_e500_subreg8_2_be): Likewise.
4364 (mov_sitf_e500_subreg12_2_le): Likewise.
4365 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4366 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4367 (mov_sitf_e500_subreg8_2_le): Likewise.
4368 (mov_sitf_e500_subreg12_2_be): Likewise.
4370 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4372 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4373 attribute from vecsimple to vecperm.
4374 (altivec_vbpermq2): Likewise.
4376 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4379 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4381 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4382 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4383 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4384 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4385 case where N arg is SIZE_MAX.
4386 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4387 (cmpstrsi): Add pattern.
4389 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4391 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4392 __builtin_vec_revb builtins.
4393 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4394 built-in functions to support generation of the ISA 3.0 XXBR<x>
4395 vector byte reverse instructions.
4396 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4397 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4398 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4399 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4400 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4401 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4402 (P9V_BUILTIN_VEC_REVB): Likewise.
4403 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4404 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4405 (p9_xxbrq_v16qi): Likewise.
4406 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4407 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4408 (p9_xxbrh_v8hi): Likewise.
4409 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4410 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4411 vec_revb built-in functions.
4413 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4415 PR rtl-optimization/78952
4416 * config/i386/i386.md (any_extract): New code iterator.
4417 (*insvqi_2): Use any_extract for source operand.
4418 (*insvqi_3): Use any_shiftrt for source operand.
4420 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4422 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4424 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4426 2017-01-18 Matthias Klose <doko@ubuntu.com>
4428 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4430 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4432 * config/rs6000/altivec.h (vec_bperm): Change #define.
4433 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4434 (altivec_vbpermq2): New define_insn.
4435 (altivec_vbpermd): Likewise.
4436 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4438 (VBPERMD): Likewise.
4439 (VBPERM): New polymorphic function interface.
4440 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4441 Add entries for P9V_BUILTIN_VEC_VBPERM.
4442 * doc/extend.texi: Add interfaces for vec_bperm.
4444 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4446 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4447 first letter of error messages.
4448 (s390_resolve_overloaded_builtin): Likewise.
4449 * config/s390/s390.c (s390_expand_builtin): Likewise.
4450 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4451 (s390_valid_target_attribute_inner_p): Likewise.
4452 * config/s390/s390.md ("tabort"): Likewise.
4454 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4456 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4457 (ISA_AVOID_DIV_HILO): New macro.
4458 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4459 (ISA_HAS_DDIV): Likewise.
4461 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4463 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4465 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4467 * doc/invoke.texi (fabi-version): Spelling fix.
4469 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4472 * doc/invoke.texi (fabi-version): Mention mangling fix for
4475 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4478 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4480 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4483 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4484 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4486 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4488 (stack_protect_test): Ditto.
4489 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4490 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4492 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4493 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4494 -mstack-protector-guard-offset=.
4495 (RS/6000 and PowerPC Options): Ditto.
4497 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.h (MASK_CLASS_P): New define.
4500 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4501 there are no registers from different register sets also when
4502 mask registers are used. Update function comment.
4503 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4504 to (*k/*r) and (*k/*km) alternatives.
4506 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4508 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4509 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4510 (EH_RETURN_HANDLER_RTX): New define.
4511 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4512 Force frame pointer in EH return functions.
4513 (aarch64_expand_epilogue): Add barrier for eh_return.
4514 (aarch64_final_eh_return_addr): Remove.
4515 (aarch64_eh_return_handler_rtx): New function.
4516 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4518 (aarch64_eh_return_handler_rtx): New prototype.
4520 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4522 * config/rs6000/altivec.h (vec_rlmi): New #define.
4523 (vec_vrlnm): Likewise.
4524 (vec_rlnm): Likewise.
4525 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4526 (UNSPEC_VRLNM): Likewise.
4527 (VIlong): New mode iterator.
4528 (altivec_vrl<VI_char>mi): New define_insn.
4529 (altivec_vrl<VI_char>nm): Likewise.
4530 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4533 (RLNM): New polymorphic function entry.
4534 (VRLWMI): New monomorphic function entry.
4536 (RLMI): New polymorphic function entry.
4537 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4538 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4539 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4542 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4545 * dwarf2out.c (field_byte_offset): Restore the
4546 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4547 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4548 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4551 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4554 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4556 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4559 * dwarf2out.c (add_data_member_location_attribute): For constant
4560 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4561 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4562 DW_AT_byte_size attributes.
4564 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4566 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4567 after forcing to constant memory when the code model is medium.
4569 2017-01-17 Julia Koval <julia.koval@intel.com>
4572 * config/i386/avx512fintrin.h
4573 (_mm512_i32gather_ps): Change __addr type to void const*.
4574 (_mm512_mask_i32gather_ps): Ditto.
4575 (_mm512_i32gather_pd): Ditto.
4576 (_mm512_mask_i32gather_pd): Ditto.
4577 (_mm512_i64gather_ps): Ditto.
4578 (_mm512_mask_i64gather_ps): Ditto.
4579 (_mm512_i64gather_pd): Ditto.
4580 (_mm512_mask_i64gather_pd): Ditto.
4581 (_mm512_i32gather_epi32): Ditto.
4582 (_mm512_mask_i32gather_epi32): Ditto.
4583 (_mm512_i32gather_epi64): Ditto.
4584 (_mm512_mask_i32gather_epi64): Ditto.
4585 (_mm512_i64gather_epi32): Ditto.
4586 (_mm512_mask_i64gather_epi32): Ditto.
4587 (_mm512_i64gather_epi64): Ditto.
4588 (_mm512_mask_i64gather_epi64): Ditto.
4589 (_mm512_i32scatter_ps): Change __addr type to void*.
4590 (_mm512_mask_i32scatter_ps): Ditto.
4591 (_mm512_i32scatter_pd): Ditto.
4592 (_mm512_mask_i32scatter_pd): Ditto.
4593 (_mm512_i64scatter_ps): Ditto.
4594 (_mm512_mask_i64scatter_ps): Ditto.
4595 (_mm512_i64scatter_pd): Ditto.
4596 (_mm512_mask_i64scatter_pd): Ditto.
4597 (_mm512_i32scatter_epi32): Ditto.
4598 (_mm512_mask_i32scatter_epi32): Ditto.
4599 (_mm512_i32scatter_epi64): Ditto.
4600 (_mm512_mask_i32scatter_epi64): Ditto.
4601 (_mm512_i64scatter_epi32): Ditto.
4602 (_mm512_mask_i64scatter_epi32): Ditto.
4603 (_mm512_i64scatter_epi64): Ditto.
4604 (_mm512_mask_i64scatter_epi64): Ditto.
4605 * config/i386/avx512pfintrin.h
4606 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4607 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4608 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4609 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4610 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4611 (_mm512_prefetch_i32scatter_ps): Ditto.
4612 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4613 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4614 (_mm512_prefetch_i64scatter_pd): Ditto.
4615 (_mm512_prefetch_i64scatter_ps): Ditto.
4616 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4617 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4618 * config/i386/avx512vlintrin.h
4619 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4620 (_mm_mmask_i32gather_ps): Ditto.
4621 (_mm256_mmask_i32gather_pd): Ditto.
4622 (_mm_mmask_i32gather_pd): Ditto.
4623 (_mm256_mmask_i64gather_ps): Ditto.
4624 (_mm_mmask_i64gather_ps): Ditto.
4625 (_mm256_mmask_i64gather_pd): Ditto.
4626 (_mm_mmask_i64gather_pd): Ditto.
4627 (_mm256_mmask_i32gather_epi32): Ditto.
4628 (_mm_mmask_i32gather_epi32): Ditto.
4629 (_mm256_mmask_i32gather_epi64): Ditto.
4630 (_mm_mmask_i32gather_epi64): Ditto.
4631 (_mm256_mmask_i64gather_epi32): Ditto.
4632 (_mm_mmask_i64gather_epi32): Ditto.
4633 (_mm256_mmask_i64gather_epi64): Ditto.
4634 (_mm_mmask_i64gather_epi64): Ditto.
4635 (_mm256_i32scatter_ps): Change __addr type to void*.
4636 (_mm256_mask_i32scatter_ps): Ditto.
4637 (_mm_i32scatter_ps): Ditto.
4638 (_mm_mask_i32scatter_ps): Ditto.
4639 (_mm256_i32scatter_pd): Ditto.
4640 (_mm256_mask_i32scatter_pd): Ditto.
4641 (_mm_i32scatter_pd): Ditto.
4642 (_mm_mask_i32scatter_pd): Ditto.
4643 (_mm256_i64scatter_ps): Ditto.
4644 (_mm256_mask_i64scatter_ps): Ditto.
4645 (_mm_i64scatter_ps): Ditto.
4646 (_mm_mask_i64scatter_ps): Ditto.
4647 (_mm256_i64scatter_pd): Ditto.
4648 (_mm256_mask_i64scatter_pd): Ditto.
4649 (_mm_i64scatter_pd): Ditto.
4650 (_mm_mask_i64scatter_pd): Ditto.
4651 (_mm256_i32scatter_epi32): Ditto.
4652 (_mm256_mask_i32scatter_epi32): Ditto.
4653 (_mm_i32scatter_epi32): Ditto.
4654 (_mm_mask_i32scatter_epi32): Ditto.
4655 (_mm256_i32scatter_epi64): Ditto.
4656 (_mm256_mask_i32scatter_epi64): Ditto.
4657 (_mm_i32scatter_epi64): Ditto.
4658 (_mm_mask_i32scatter_epi64): Ditto.
4659 (_mm256_i64scatter_epi32): Ditto.
4660 (_mm256_mask_i64scatter_epi32): Ditto.
4661 (_mm_i64scatter_epi32): Ditto.
4662 (_mm_mask_i64scatter_epi32): Ditto.
4663 (_mm256_i64scatter_epi64): Ditto.
4664 (_mm256_mask_i64scatter_epi64): Ditto.
4665 (_mm_i64scatter_epi64): Ditto.
4666 (_mm_mask_i64scatter_epi64): Ditto.
4667 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4668 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4669 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4670 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4671 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4672 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4673 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4674 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4675 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4676 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4677 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4678 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4679 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4680 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4681 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4682 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4683 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4684 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4685 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4686 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4687 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4688 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4689 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4690 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4691 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4692 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4693 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4694 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4695 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4696 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4697 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4698 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4699 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4700 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4701 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4702 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4703 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4704 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4705 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4706 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4707 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4708 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4709 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4710 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4711 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4712 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4713 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4714 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4715 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4716 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4717 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4718 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4719 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4720 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4721 definitions accordingly.
4723 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4724 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4727 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4730 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4733 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4734 hard regs for inner regno.
4736 2017-01-17 Martin Liska <mliska@suse.cz>
4739 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4740 assumption and add comment.
4742 2017-01-17 Nathan Sidwell <nathan@acm.org>
4744 * ipa-visibility.c (localize_node): New function, broken out of ...
4745 (function_and_variable_visibility): ... here. Call it.
4747 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4750 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4751 correctly set frequency of oudgoing edge.
4752 (duplicate_thread_path): Fix profile updating.
4754 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4757 * configure.ac: Add GCC_BASE_VER.
4758 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4759 version from BASE-VER file.
4760 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4761 (gcc.o): Depend on $(BASEVER).
4762 * common.opt (dumpfullversion): New option.
4763 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4764 * doc/invoke.texi: Document -dumpfullversion.
4765 * doc/install.texi: Document --with-gcc-major-version-only.
4766 * configure: Regenerated.
4768 2017-01-17 Richard Biener <rguenther@suse.de>
4770 PR tree-optimization/71433
4771 * tree-vrp.c (register_new_assert_for): Merge same asserts
4772 on all incoming edges.
4773 (process_assert_insertions_for): Handle insertions at the
4776 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4778 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4779 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4781 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4784 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4787 2017-01-17 Alan Modra <amodra@gmail.com>
4790 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4791 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4792 symbolic stack limit when pic.
4794 2017-01-16 Martin Sebor <msebor@redhat.com>
4796 PR tree-optimization/78608
4797 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4799 2017-01-16 Jeff Law <law@redhat.com>
4802 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4803 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4804 for several include directories that may be relative to sysroot.
4805 * config/i386/x-mingw32 (gplus_includedir): Define.
4806 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4807 (native_system_includedir): Likewise.
4808 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4809 override if TARGET_SYSTEM_ROOT is defined.
4810 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4812 PR tree-optimization/79090
4813 PR tree-optimization/33562
4814 PR tree-optimization/61912
4815 PR tree-optimization/77485
4816 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4817 and computed trims into the dump file.
4819 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4823 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4826 * gimplify.c (gimplify_init_constructor): If want_value and
4827 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4831 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4832 sequence. Formatting fixes.
4833 (doloop_optimize): Formatting fixes.
4836 * gcc.c (debug_level_greater_than_spec_func): New function.
4837 (static_spec_functions): Add debug-level-gt spec function.
4838 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4840 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4841 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4842 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4843 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4844 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4845 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4847 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4850 QImode fixups to general and mask registers only.
4852 2017-01-16 Carl Love <cel@us.ibm.com>
4854 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4855 for built-in functions
4856 vector signed char vec_nabs (vector signed char)
4857 vector signed short vec_nabs (vector signed short)
4858 vector signed int vec_nabs (vector signed int)
4859 vector signed long long vec_nabs (vector signed long long)
4860 vector float vec_nabs (vector float)
4861 vector double vec_nabs (vector double)
4862 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4864 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4865 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4866 * doc/extend.texi: Update the documentation file for the new built-in
4869 2017-01-16 Martin Sebor <msebor@redhat.com>
4871 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4874 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4876 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4877 UNSPEC_VSX__XXSPLTD to require special splat handling.
4879 2017-01-16 David Malcolm <dmalcolm@redhat.com>
4882 * system.h: Poison strndup.
4884 2017-01-16 Alan Modra <amodra@gmail.com>
4887 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4890 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
4892 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4894 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
4896 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4897 call recog here. Assert that INSN_CODE (insn) is non-negative.
4899 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4902 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4904 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4905 in the currently scheduled RTL fragment.
4907 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4909 PR rtl-optimization/78751
4910 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4913 2017-01-14 Jeff Law <law@redhat.com>
4915 PR tree-optimization/79090
4916 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4917 variable length stores.
4918 (compute_trims): Delete dead assignment to *trim_tail.
4919 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4922 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
4924 PR rtl-optimization/78626
4925 PR rtl-optimization/78727
4926 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4927 of a block, and split such blocks after everything else is finished.
4929 2017-01-14 Alan Modra <amodra@gmail.com>
4932 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4933 target legitimate_combined_insn.
4934 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4935 (rs6000_legitimate_combined_insn): New function.
4936 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4938 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4939 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4940 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4942 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
4944 * doc/frontends.texi (G++ and GCC): Remove references to Java.
4946 2017-01-13 Jeff Law <law@redhat.com>
4948 PR tree-optimization/33562
4949 PR tree-optimization/61912
4950 PR tree-optimization/77485
4951 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4953 (delete_dead_assignment): Likewise.
4954 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4955 statement to delete_dead_call and delete_dead_assignment.
4957 2017-01-13 David Malcolm <dmalcolm@redhat.com>
4960 * substring-locations.c (format_warning_va): Strengthen case 1 so
4961 that both endpoints of the substring must be within the format
4962 range for just the substring to be printed.
4964 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
4967 * config/i386/i386.c (ix86_target_string): Add missing options
4968 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
4969 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
4970 flags_other and ix86_target_other to flags2_other. Display unknown
4972 (ix86_valid_target_attribute_inner_p): Add missing options and
4973 reorder options by implied ISAs, as in ix86_target_string.
4975 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4977 * hash-table.h (hash_table::too_empty_p): New function.
4978 (hash_table::expand): Use it.
4979 (hash_table::traverse): Likewise.
4980 (hash_table::empty_slot): Use sizeof (value_type) instead of
4981 sizeof (PTR) to convert bytes to elements. Shrink the table
4982 if the current size is excessive for the current number of
4985 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4987 * ira-costs.c (record_reg_classes): Break from the inner loop
4988 early once alt_fail is known to be true. Update outer loop
4989 handling accordingly.
4991 2017-01-13 Jeff Law <law@redhat.com>
4993 * tree-ssa-dse.c (decrement_count): New function.
4994 (increment_start_addr, maybe_trim_memstar_call): Likewise.
4995 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
4996 when we know the partially dead statement is a mem* function.
4998 PR tree-optimization/61912
4999 PR tree-optimization/77485
5000 * tree-ssa-dse.c: Include expr.h.
5001 (maybe_trim_constructor_store): New function.
5002 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5004 PR tree-optimization/33562
5005 PR tree-optimization/61912
5006 PR tree-optimization/77485
5007 * doc/invoke.texi: Document new dse-max-object-size param.
5008 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5009 * tree-ssa-dse.c: Include params.h.
5010 (dse_store_status): New enum.
5011 (initialize_ao_ref_for_dse): New, partially extracted from
5013 (valid_ao_ref_for_dse, normalize_ref): New.
5014 (setup_live_bytes_from_ref, compute_trims): Likewise.
5015 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5016 (maybe_trim_partially_dead_store): Likewise.
5017 (maybe_trim_complex_store): Likewise.
5018 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5019 Track what bytes live from the original store. Return tri-state
5020 for dead, partially dead or live.
5021 (dse_dom_walker): Add constructor, destructor and new private members.
5022 (delete_dead_call, delete_dead_assignment): New extracted from
5024 (dse_optimize_stmt): Make a member of dse_dom_walker.
5025 Use initialize_ao_ref_for_dse.
5027 PR tree-optimization/33562
5028 PR tree-optimization/61912
5029 PR tree-optimization/77485
5030 * sbitmap.h (bitmap_count_bits): Prototype.
5031 (bitmap_clear_range, bitmap_set_range): Likewise.
5032 * sbitmap.c (bitmap_clear_range): New function.
5033 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5035 2017-01-13 Martin Liska <mliska@suse.cz>
5038 * function.c (set_cfun): Add new argument force.
5039 * function.h (set_cfun): Likewise.
5040 * ipa-inline-transform.c (inline_call): Use the function when
5041 strict alising from is dropped for function we inline to.
5043 2017-01-13 Richard Biener <rguenther@suse.de>
5045 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5046 for dumping GIMPLE INTEGER_CSTs.
5048 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5050 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5051 to 201112L since C++17.
5053 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5056 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5057 if -fsanitize=kernel-address is present.
5059 2017-01-13 Richard Biener <rguenther@suse.de>
5061 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5062 as _Literal ( type ) number in case usual suffixes do not
5063 preserve all information.
5065 2017-01-13 Richard Biener <rguenther@suse.de>
5067 PR tree-optimization/77283
5068 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5069 and ssa-iterators.h.
5070 (is_feasible_trace): Implement a cost model based on joiner
5073 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5076 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5077 char or short to __float128/_Float128 directly.
5079 2017-01-12 Martin Sebor <msebor@redhat.com>
5081 to -Wformat-overflow.
5082 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5083 (min_bytes_remaining): Same.
5084 (get_string_length): Same.
5085 (format_string): Same.
5086 (format_directive): Same.
5088 (pass_sprintf_length::handle_gimple_call): Same.
5090 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5092 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5093 info.nowrite calls with no lhs that can't throw. Return bool
5094 whether gsi_remove has been called or not.
5095 (pass_sprintf_length::handle_gimple_call): Return bool whether
5096 try_substitute_return_value called gsi_remove. Formatting fix.
5097 (pass_sprintf_length::execute): Don't use gsi_remove if
5098 handle_gimple_call returned true.
5101 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5102 be removed due to side-effects, don't remove following barrier nor
5103 turn the successor edge into fallthru edge.
5105 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5108 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5109 element-reversing loads and stores as not swappable.
5111 2017-01-12 Nathan Sidwell <nathan@acm.org>
5112 Nicolai Stange <nicstange@gmail.com>
5114 * combine.c (try_combine): Don't ignore result of overlap checking
5115 loop. Combine overlap & asm check into single loop.
5117 2017-01-12 Richard Biener <rguenther@suse.de>
5119 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5120 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5122 2017-01-12 Richard Biener <rguenther@suse.de>
5124 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5125 and TS_TARGET_OPTION directly derive from TS_BASE.
5126 * tree-core.h (tree_optimization_option): Derive from tree_base.
5127 (tree_target_option): Likewise.
5129 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386.c (memory_address_length): Increase len
5132 only when rip_relative_addr_p returns false.
5134 2017-01-11 Julia Koval <julia.koval@intel.com>
5136 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5137 (OPTION_MASK_ISA_SGX_SET): New.
5138 (ix86_handle_option): Handle OPT_msgx.
5139 * config.gcc: Added sgxintrin.h.
5140 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5141 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5142 * config/i386/i386.c (ix86_target_string): Add -msgx.
5144 (ix86_option_override_internal): Handle new options.
5145 (ix86_valid_target_attribute_inner_p): Add sgx.
5146 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5147 * config/i386/i386.opt: Add msgx.
5148 * config/i386/sgxintrin.h: New file.
5149 * config/i386/x86intrin.h: Add sgxintrin.h.
5151 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5154 * fold-const.c (maybe_nonzero_address): Return 1 for function
5156 (tree_single_nonzero_warnv_p): Don't handle function local objects
5160 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5163 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5166 * opts.c: Include "spellcheck.h"
5167 (struct string_fragment): New struct.
5168 (struct edit_distance_traits<const string_fragment &>): New
5170 (get_closest_sanitizer_option): New function.
5171 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5173 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5175 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5177 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5178 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5179 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5180 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5181 for initial die_offset if dwarf_split_debug_info.
5182 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5183 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5185 (output_skeleton_debug_sections): Formatting fix. Use
5186 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5187 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5189 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5191 * config/arm/cortex-a53.md: Add bypasses for
5193 (cortex_a53_r2f): Only use for transfers.
5194 (cortex_a53_f2r): Likewise.
5195 (cortex_a53_r2f_cvt): Add reservation for conversions.
5196 (cortex_a53_f2r_cvt): Likewise.
5198 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5200 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5201 to all inlined functions, change static to extern.
5203 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5206 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5208 (arm_assemble_integer): Likewise.
5210 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5212 * config.gcc: Use new awk script to check CPU, FPU and architecture
5213 parameters for --with-... options.
5214 * config/arm/parsecpu.awk: New file
5215 * config/arm/arm-cpus.in: New file.
5216 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5218 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5220 * config/arm/t-arm: Update dependency rules.
5221 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5222 of processing .def files.
5223 * config/arm/genopt.sh: Deleted.
5224 * config/arm/gentune.sh: Deleted.
5225 * config/arm/arm-cores.def: Deleted.
5226 * config/arm/arm-arches.def: Deleted.
5227 * config/arm/arm-fpus.def: Deleted.
5228 * config/arm/arm-tune.md: Regenerated.
5229 * config/arm/arm-tables.opt: Regenerated.
5230 * config/arm/arm-cpu.h: New generated file.
5231 * config/arm/arm-cpu-data.h: New generated file.
5232 * config/arm/arm-cpu-cdata.h: New generated file.
5234 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5237 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5239 (input_varpool_node): Unpack dynamically_initialized bit.
5241 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5243 PR rtl-optimization/79032
5244 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5245 the alignment of the adjusted memory reference against that of MODE,
5246 instead of the alignment of the original memory reference.
5248 2017-01-11 Martin Jambor <mjambor@suse.cz>
5250 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5252 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5253 decorated functions.
5255 2017-01-11 Richard Biener <rguenther@suse.de>
5257 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5258 set range/nonnull info for PHI results. Do not set it on
5259 stmts marked for removal.
5261 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5263 * expr.c (store_field): In the bitfield case, fetch the return value
5264 from the registers before applying a single big-endian adjustment.
5265 Always do a final load for a BLKmode value not larger than a word.
5267 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5270 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5271 that we correctly handle column numbers greater than
5272 LINE_MAP_MAX_COLUMN_NUMBER.
5274 2017-01-10 Martin Sebor <msebor@redhat.com>
5277 * gimple-ssa-sprintf.c (get_destination_size): Call
5278 {init,fini}object_sizes.
5279 * tree-object-size.c (addr_object_size): Adjust.
5280 (pass_through_call): Adjust.
5281 (pass_object_sizes::execute): Adjust.
5282 * tree-object-size.h (fini_object_sizes): Declare.
5284 2017-01-10 Martin Sebor <msebor@redhat.com>
5286 PR tree-optimization/78775
5287 * builtins.c (get_size_range): Move...
5288 * calls.c: ...to here.
5289 (alloc_max_size): Accept zero argument.
5290 (operand_signed_p): Remove.
5291 (maybe_warn_alloc_args_overflow): Call get_size_range.
5292 * calls.h (get_size_range): Declare.
5294 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5296 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5297 from TI's devices.csv file as of September 2016.
5298 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5300 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5302 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5303 * doc/invoke.texi: Likewise.
5304 * doc/md.texi: Likewise.
5305 * doc/objc.texi: Likewise.
5307 2017-01-10 Joshua Conner <joshconner@google.com>
5309 * config/arm/fuchsia-elf.h: New file.
5310 * config/fuchsia.h: New file.
5311 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5312 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5314 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5316 2016-01-10 Richard Biener <rguenther@suse.de>
5318 PR tree-optimization/79034
5319 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5320 Propagate out degenerate PHIs in the joiner.
5322 2017-01-10 Martin Liska <mliska@suse.cz>
5324 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5325 (sort_congruence_classes_by_decl_uid): Likewise.
5326 (sort_congruence_class_groups_by_decl_uid): Likewise.
5327 (sem_item_optimizer::merge_classes): Sort class, groups in these
5328 classes and members in the groups by DECL_UID of declarations.
5329 This would make merge operations stable.
5331 2017-01-10 Martin Liska <mliska@suse.cz>
5333 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5334 usage of m_classes_vec.
5335 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5336 (sem_item_optimizer::get_group_by_hash): Likewise.
5337 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5338 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5339 (sem_item_optimizer::verify_classes): Likewise.
5340 (sem_item_optimizer::process_cong_reduction): Likewise.
5341 (sem_item_optimizer::dump_cong_classes): Likewise.
5342 (sem_item_optimizer::merge_classes): Likewise.
5343 * ipa-icf.h (congruence_class_hash): Rename from
5344 congruence_class_group_hash. Remove declaration of m_classes_vec.
5346 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5348 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5349 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5350 * config.gcc: Add avx512vpopcntdqintrin.h.
5351 * config/i386/avx512vpopcntdqintrin.h: New.
5352 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5353 * config/i386/i386-builtin-types.def: Add new types.
5354 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5355 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5356 __builtin_ia32_vpopcountq_v8di_mask): New.
5357 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5358 __AVX512VPOPCNTDQ__.
5359 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5360 (PTA_AVX512VPOPCNTDQ): Define.
5361 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5362 TARGET_AVX512VPOPCNTDQ_P): Define.
5363 * config/i386/i386.opt: Add mavx512vpopcntdq.
5364 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5365 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5367 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5370 * predict.def (PRED_CALL): Set to 67.
5372 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5374 * expr.c (store_field): In the bitfield case, if the value comes from
5375 a function call and is of an aggregate type returned in registers, do
5376 not modify the field mode; extract the value in all cases if the mode
5377 is BLKmode and the size is not larger than a word.
5379 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5382 * config/i386/cpuid.h: Fix undefined behavior.
5384 2017-01-04 Jeff Law <law@redhat.com>
5386 PR tree-optimization/79007
5387 PR tree-optimization/67955
5388 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5389 conservative for pt.null when flag_non_call_exceptions is on.
5391 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5393 PR translation/79019
5394 PR translation/79020
5395 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5396 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5397 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5399 * config/avr/avr.opt (maccumulate-args): Likewise.
5400 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5401 * common.opt (freport-bug): Likewise.
5402 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5403 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5404 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5405 translatable string.
5406 * config/i386/i386.c (function_value_32): Likewise.
5407 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5408 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5410 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5411 * common/config/msp430/msp430-common.c (msp430_handle_option):
5413 * symtab.c (symtab_node::verify_base): Likewise.
5414 * opts.c (set_debug_level): Likewise.
5415 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5416 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5417 missing whitespace to translatable strings.
5418 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5419 * config/sh/superh.h: Likewise.
5420 * config/i386/xopintrin.h: Likewise.
5421 * config/i386/znver1.md: Likewise.
5422 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5423 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5424 * double-int.h (struct double_int): Likewise.
5425 * double-int.c (div_and_round_double): Likewise.
5426 * wide-int.cc: Likewise.
5427 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5428 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5429 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5430 (crossjumps_occurred): ... this.
5431 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5434 PR tree-optimization/78899
5435 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5436 returning bool return struct loop *, NULL for failure and the new
5438 (versionable_outer_loop_p): Don't version outer loop if it has
5439 dont_vectorized bit set.
5440 (tree_if_conversion): When versioning outer loop, ensure
5441 tree_if_conversion is performed also on the inner loop of the
5442 non-vectorizable outer loop copy.
5443 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5444 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5445 prevent vectorization of it.
5446 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5447 the outer loop vectorization of the non-scalar version is attempted
5448 before vectorization of the inner loop in scalar version. If
5449 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5450 vectorization of its inner loop.
5451 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5452 has 2 inner loops, rename also on edges from bb whose single pred
5453 is outer_loop->header. Fix typo in function comment.
5455 2017-01-09 Martin Sebor <msebor@redhat.com>
5458 * asan.c (asan_emit_stack_protection): Increase local buffer size
5459 to avoid snprintf truncation warning.
5461 2017-01-09 Andrew Pinski <apinski@cavium.com>
5463 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5464 to reference thunderx2t99 for the tuning structure
5465 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5467 (thunderx2t99_extra_costs): This.
5468 * config/aarch64/aarch64-tune.md: Regenerate.
5469 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5470 (vulcan_addrcost_table): This.
5471 (vulcan_regmove_cost): Rename to ...
5472 (thunderx2t99_regmove_cost): This.
5473 (vulcan_vector_cost): Rename to ...
5474 (thunderx2t99_vector_cost): this.
5475 (vulcan_branch_cost): Rename to ...
5476 (thunderx2t99_branch_cost): This.
5477 (vulcan_tunings): Rename to ...
5478 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5479 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5481 2017-01-09 Martin Jambor <mjambor@suse.cz>
5485 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5486 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5487 (propagate_vr_accross_jump_function): Use the above function for all
5488 value range computations for pass-through jump functions and type
5489 converasion from explicit value range values.
5490 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5491 parameters from TYPE_ARG_TYPES.
5492 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5493 (ipa_write_node_info): Stream type of the actual argument.
5494 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5496 2017-01-09 Martin Liska <mliska@suse.cz>
5499 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5500 (lookup_compiler): Do not show error message with have_E.
5502 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5504 PR tree-optimization/78938
5505 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5506 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5507 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5508 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5511 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5513 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5516 2017-01-09 Richard Biener <rguenther@suse.de>
5518 PR tree-optimization/78997
5519 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5520 name condition properly.
5522 2017-01-09 Richard Biener <rguenther@suse.de>
5525 * dwarf2out.c (is_cxx): New overload with context.
5526 (is_naming_typedef_decl): Use it.
5528 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5530 * invoke.texi (Option Summary): Correct spacing in option lists
5531 and add line breaks to fix over-long lines.
5533 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5537 * extend.texi (Common Variable Attributes): Add xref to GCC
5538 Internals manual to explain mode attribute keywords.
5540 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5543 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5544 and Preprocessor Options.
5545 (Options for Linking): Document -pthread here....
5546 (RS/6000 and PowerPC Options): ...not here.
5547 (Solaris 2 Options): ...or here.
5548 * doc/cppopts.texi: Document -pthread.
5550 2017-01-08 Martin Sebor <msebor@redhat.com>
5553 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5554 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5555 New member functions.
5556 (format_directive): Used them.
5558 (pass_sprintf_length::handle_gimple_call): Same.
5559 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5560 to avoid truncation for any argument.
5561 (extract_affine_mul): Same.
5562 * tree.c (get_file_function_name): Same.
5564 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5567 * predict.def (PRED_INDIR_CALL): Set to 86.
5569 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5571 PR preprocessor/54124
5572 * doc/cppopts.texi: Reformat -d subtable to list the full name
5573 of the options. Add cross-reference to the docs for the general
5574 compiler -d options.
5575 * doc/invoke.texi (Developer Options): Add cross-reference to the
5576 preprocessor-specific -d option documentation.
5578 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5580 PR preprocessor/13498
5581 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5582 redudant material, and reflect new command-line options.
5583 (System Headers): Likewise.
5585 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5587 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5588 -isystem, and -idirafter. Copy-edit.
5589 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5590 default for -ftrack-macro-expansion. Delete obsolete and
5591 badly-formatted implementation details about -fdebug-cpp output.
5592 * doc/cppwarnopts.texi: Copy-edit.
5594 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5597 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5598 that the transition from a max line width >= 1<<10 to narrower
5599 lines works correctly.
5601 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5603 * doc/options.texi (PerFunction): New.
5604 * opt-functions.awk (switch_flags): Map both Optimization and
5605 PerFunction to CL_OPTIMIZATION.
5606 * opth-gen.awk: Test for PerFunction flag along with
5608 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5609 it only when the latter is present. Skip those that don't in
5610 the hash function generator.
5611 * common.opt (fvar-tracking): Mark as PerFunction instead of
5613 (fvar-tracking-assignments): Likewise.
5614 (fvar-tracking-assignments-toggle): Likewise.
5615 (fvar-tracking-uninit): Likewise.
5617 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5619 PR translation/79018
5620 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5623 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5626 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5627 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5628 TARGET_LONG_JUMP_TABLE_OFFSETS.
5629 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5630 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5631 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5632 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5633 * config/m68k/m68k.md (tablejump expander): Likewise.
5634 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5635 TARGET_LONG_JUMP_TABLE_OFFSETS.
5636 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5637 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5639 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5640 David Holsgrove <david.holsgrove@xilinx.com>
5642 * common/config/microblaze/microblaze-common.c
5643 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5644 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5646 * config/microblaze/microblaze.c (microblaze_must_save_register)
5647 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5649 (microblaze_eh_return): New function.
5650 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5651 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5652 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5653 * config/microblaze/microblaze.md (eh_return): New pattern.
5655 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5657 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5658 GCC_DIAGNOSTIC_STRINGIFY): Define.
5660 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5662 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5664 * config/arm/arm.md (<mcrr>): New.
5666 * config/arm/arm.c (arm_arch5te): New.
5667 (arm_option_override): Set arm_arch5te.
5668 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5670 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5671 (arm_mcrr_qualifiers): ... this. New.
5672 (MRRC_QUALIFIERS): Define to...
5673 (arm_mrrc_qualifiers): ... this. New.
5674 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5676 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5677 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5678 (MRRCI, mrrc, MRRC): New.
5679 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5680 VUNSPEC_MRRC2): New.
5682 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5684 * config/arm/arm.md (<mcr>): New.
5686 * config/arm/arm.c (arm_coproc_builtin_available): Add
5687 support for mcr, mrc, mcr2 and mrc2.
5688 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5689 (arm_mcr_qualifiers): ... this. New.
5690 (MRC_QUALIFIERS): Define to ...
5691 (arm_mrc_qualifiers): ... this. New.
5692 (MCR_QUALIFIERS): Define to ...
5693 (arm_mcr_qualifiers): ... this. New.
5694 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5696 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5697 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5698 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5701 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5703 * config/arm/arm.md (*ldc): New.
5707 * config/arm/arm.c (arm_coproc_builtin_available): Add
5708 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5709 (arm_coproc_ldc_stc_legitimate_address): New.
5710 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5711 'qualifier_const_pointer'.
5712 (LDC_QUALIFIERS): Define to...
5713 (arm_ldc_qualifiers): ... this. New.
5714 (STC_QUALIFIERS): Define to...
5715 (arm_stc_qualifiers): ... this. New.
5716 * config/arm/arm-protos.h
5717 (arm_coproc_ldc_stc_legitimate_address): New.
5718 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5719 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5720 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5721 stc2, stcl, stc2l): New.
5722 * config/arm/constraints.md (Uz): New.
5723 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5724 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5725 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5726 VUNSPEC_STC2L): New.
5728 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5730 * config/arm/arm.md (<cdp>): New.
5731 * config/arm/arm.c (neon_const_bounds): Rename this ...
5732 (arm_const_bounds): ... this.
5733 (arm_coproc_builtin_available): New.
5734 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5735 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5736 (CDP_QUALIFIERS): Define to...
5737 (arm_cdp_qualifiers): ... this. New.
5739 (arm_expand_builtin_args): Add case for 6 arguments.
5740 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5741 (arm_const_bounds): ... this.
5742 (arm_coproc_builtin_available): New.
5743 * config/arm/arm_acle.h (__arm_cdp): New.
5745 * config/arm/arm_acle_builtins.def (cdp): New.
5747 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5748 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5750 * config/arm/types.md (coproc): New.
5751 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5752 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5753 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5754 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5756 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5758 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5759 (UBINOP_QUALIFIERS): New.
5761 (acle_builtin_data): New. Change comment.
5762 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5763 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5764 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5765 arm_acle_builtins.def.
5766 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5767 (arm_init_acle_builtins): New.
5768 (CRC32_BUILTIN): Remove.
5769 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5770 crc32cb, crc32ch and crc32cw.
5771 (arm_init_crc32_builtins): Remove.
5772 (arm_init_builtins): Use arm_init_acle_builtins rather
5773 than arm_init_crc32_builtins.
5774 (arm_expand_acle_builtin): New.
5775 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5776 * config/arm/arm_acle_builtins.def: New.
5778 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5780 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5781 (arm_builtin_datum): ... this.
5782 (arm_init_neon_builtin): Rename to ...
5783 (arm_init_builtin): ... this. Add a new parameters PREFIX
5784 and USE_SIG_IN_NAME.
5785 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5786 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5787 'arm_builtin_datum'.
5788 (arm_init_vfp_builtins): Likewise.
5789 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5790 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5791 (arm_expand_neon_args): Rename to ...
5792 (arm_expand_builtin_args): ... this. Rename builtin_arg
5793 enum values and differentiate between ARG_BUILTIN_MEMORY
5794 and ARG_BUILTIN_NEON_MEMORY.
5795 (arm_expand_neon_builtin_1): Rename to ...
5796 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5797 values, arm_expand_builtin_args and add bool parameter NEON.
5798 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5799 (arm_expand_vfp_builtin): Likewise.
5800 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5802 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5805 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5806 * predict.c (tree_estimate_probability_bb): Reverse direction of
5807 polymorphic call predictor.
5809 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5811 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5812 (determine_pass_name_match): ...this new function and...
5813 (should_skip_pass_p): ...this new function.
5815 2017-01-06 Nathan Sidwell <nathan@acm.org>
5817 * ipa-visibility.c (function_and_variable_visibility): Reformat
5818 comments and long lines. Remove extrneous if.
5819 * symtab.c (symtab_node::make_decl_local): Fix code format.
5820 (symtab_node::set_section_for_node): Fix comment typo.
5822 2017-01-06 Martin Liska <mliska@suse.cz>
5825 * lra-constraints.c: Rename invariant to lra_invariant.
5826 * predict.c (set_even_probabilities): Initialize e to NULL.
5828 2017-01-05 Martin Sebor <msebor@redhat.com>
5830 PR tree-optimization/78910
5831 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5832 (format_integer): Correct off-by-one error in the handling
5833 of precision with negative numbers in signed conversions..
5835 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5837 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5839 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5841 PR tree-optimization/71016
5842 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5843 factor_out_conditional_conversion. Formatting fix.
5844 (factor_out_conditional_conversion): Add cond_stmt argument.
5845 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5846 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5849 2017-01-05 David Malcolm <dmalcolm@redhat.com>
5851 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5852 read-rtl-function.o, and selftest-rtl.o.
5853 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5854 (selftest::aarch64_test_loading_full_dump): New function.
5855 (selftest::aarch64_run_selftests): New function.
5856 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5857 selftest::aarch64_run_selftests.
5858 * config/i386/i386.c
5859 (selftest::ix86_test_loading_dump_fragment_1): New function.
5860 (selftest::ix86_test_loading_call_insn): New function.
5861 (selftest::ix86_test_loading_full_dump): New function.
5862 (selftest::ix86_test_loading_unspec): New function.
5863 (selftest::ix86_run_selftests): Call the new functions.
5864 * emit-rtl.c (maybe_set_max_label_num): New function.
5865 * emit-rtl.h (maybe_set_max_label_num): New decl.
5866 * function.c (instantiate_decls): Guard call to
5867 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5868 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5870 * gensupport.c (gen_reader::gen_reader): Pass "false"
5871 for new "compact" param of rtx_reader.
5872 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5873 rather than an empty string for NULL strings.
5874 * read-md.c: Potentially include config.h rather than bconfig.h.
5875 Wrap include of errors.h with #ifdef GENERATOR_FILE.
5876 (have_error): New global, copied from errors.c.
5877 (md_reader::read_name): Rename to...
5878 (md_reader::read_name_1): ...this, adding "out_loc" param,
5879 and converting "missing name or number" to returning false, rather
5881 (md_reader::read_name): Reimplement in terms of read_name_1.
5882 (md_reader::read_name_or_nil): New function.
5883 (md_reader::read_string): Handle "(nil)" by returning NULL.
5884 (md_reader::md_reader): Add new param "compact".
5885 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5886 (md_reader::read_file): New method.
5887 * read-md.h (md_reader::md_reader): Add new param "compact".
5888 (md_reader::read_file): New method.
5889 (md_reader::is_compact): New accessor.
5890 (md_reader::read_name): Convert return type from void to file_location.
5891 (md_reader::read_name_or_nil): New decl.
5892 (md_reader::read_name_1): New decl.
5893 (md_reader::m_compact): New field.
5894 (noop_reader::noop_reader): Pass "false" for new "compact" param
5896 (rtx_reader::rtx_reader): Add new "compact" param.
5897 (rtx_reader::read_rtx_operand): Make virtual and convert return
5898 type from void to rtx.
5899 (rtx_reader::read_until): New decl.
5900 (rtx_reader::handle_any_trailing_information): New virtual function.
5901 (rtx_reader::postprocess): New virtual function.
5902 (rtx_reader::finalize_string): New virtual function.
5903 (rtx_reader::m_in_call_function_usage): New field.
5904 (rtx_reader::m_reuse_rtx_by_id): New field.
5905 * read-rtl-function.c: New file.
5906 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5907 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5908 (selftest::verify_three_block_rtl_cfg): New decl.
5909 * read-rtl-function.h: New file.
5910 * read-rtl.c: Potentially include config.h rather than bconfig.h.
5911 For host, include function.h, memmodel.h, and emit-rtl.h.
5912 (one_time_initialization): New function.
5913 (struct compact_insn_name): New struct.
5914 (compact_insn_names): New array.
5915 (find_code): Handle insn codes in compact dumps.
5916 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5917 (bind_subst_iter_and_attr): Likewise.
5918 (add_condition_to_string): Likewise.
5919 (add_condition_to_rtx): Likewise.
5920 (apply_attribute_uses): Likewise.
5921 (add_current_iterators): Likewise.
5922 (apply_iterators): Likewise.
5923 (initialize_iterators): Guard usage of apply_subst_iterator with
5924 #ifdef GENERATOR_FILE.
5925 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5926 (md_reader::read_mapping): Likewise.
5927 (add_define_attr_for_define_subst): Likewise.
5928 (add_define_subst_attr): Likewise.
5929 (read_subst_mapping): Likewise.
5930 (check_code_iterator): Likewise.
5931 (rtx_reader::read_rtx): Likewise. Move one-time initialization
5933 (one_time_initialization): New function.
5934 (rtx_reader::read_until): New method.
5935 (read_flags): New function.
5936 (parse_reg_note_name): New function.
5937 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5938 Handle reuse_rtx ids.
5939 Wrap iterator lookup within #ifdef GENERATOR_FILE.
5940 Add parsing support for RTL dumps, mirroring the special-cases in
5941 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5942 values, and calling handle_any_trailing_information.
5943 (rtx_reader::read_rtx_operand): Convert return type from void
5944 to rtx, returning return_rtx. Handle case 'e'. Call
5945 finalize_string on XSTR and XTMPL fields.
5946 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
5947 "(nil)" values were omitted. Call the postprocess vfunc on the
5949 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5950 class ctor. Initialize m_in_call_function_usage. Call
5951 one_time_initialization.
5952 * rtl-tests.c (selftest::test_uncond_jump): Call
5953 set_new_first_and_last_insn.
5954 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5955 * selftest-rtl.c: New file.
5956 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5957 (selftest::get_insn_by_uid): New decl.
5958 * selftest-run-tests.c (selftest::run_tests): Call
5959 read_rtl_function_c_tests.
5960 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
5961 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
5964 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
5966 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
5967 operands in a special way. Assert that pos+len <= mode precision.
5969 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5971 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
5972 3 argument Alias with unlimited for the negative form.
5973 (fno-vect-cost-model): Removed.
5975 2017-01-05 Martin Liska <mliska@suse.cz>
5977 * hsa-gen.c (gen_hsa_divmod): New function.
5978 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
5980 2017-01-05 Martin Liska <mliska@suse.cz>
5983 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
5986 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5988 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
5989 small constant length operands.
5991 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5993 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
5994 between loop iterations.
5996 2017-01-05 Martin Liska <mliska@suse.cz>
5999 * gimplify.c (gimplify_decl_expr): Compare to
6000 asan_poisoned_variables instread of checking flags.
6001 (gimplify_target_expr): Likewise.
6002 (gimplify_expr): Likewise.
6003 (gimplify_function_tree): Conditionally initialize
6004 asan_poisoned_variables.
6006 2017-01-04 Jeff Law <law@redhat.com>
6008 PR tree-optimizatin/78812
6009 * rtl.h (contains_mem_rtx_p): Prototype.
6010 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6011 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6012 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6013 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6014 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6016 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6018 * input.c (assert_char_at_range): Default-initialize actual_range.
6020 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6022 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6023 to match the caller.
6025 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6027 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6028 insns after final jump in test to emit dummy move.
6030 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6032 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6033 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6035 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6037 * multiple_target.c (create_dispatcher_calls): Init e_next.
6038 * tree-ssa-loop-split.c (split_loop): Init border.
6039 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6042 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6047 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6048 (altivec_register_operand): Do not return true if the operand
6049 contains a SUBREG mixing SImode and SFmode.
6050 (vsx_register_operand): Likewise.
6051 (vsx_reg_sfsubreg_ok): New predicate.
6052 (vfloat_operand): Do not return true if the operand contains a
6053 SUBREG mixing SImode and SFmode.
6054 (vint_operand): Likewise.
6055 (vlogical_operand): Likewise.
6056 (gpc_reg_operand): Likewise.
6057 (int_reg_operand): Likewise.
6058 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6059 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6060 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6062 (rs6000_emit_move_si_sf_subreg): New helper function.
6063 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6064 fixup SUBREGs involving SImode and SFmode.
6065 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6066 numbers for the new peephole2 optimization.
6067 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6068 the GLIBC math library that do AND/IOR/XOR operations on single
6069 precision floating point.
6070 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6071 target macros to say whether we need to avoid SUBREGs mixing
6073 (TARGET_ALLOW_SF_SUBREG): Likewise.
6074 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6075 (UNSPEC_SI_FROM_SF): Likewise.
6076 (iorxor): Change spacing.
6077 (and_ior_xor): New iterator for AND, IOR, and XOR.
6078 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6079 (movdi_from_sf_zero_ext): Likewise.
6080 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6081 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6082 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6083 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6084 (fms<mode>4): Likewise.
6085 (fnma<mode>4): Likewise.
6086 (fnms<mode>4): Likewise.
6087 (nfma<mode>4): Likewise.
6088 (nfms<mode>4): Likewise.
6090 2017-01-04 Marek Polacek <polacek@redhat.com>
6093 * doc/invoke.texi: Document -Wpointer-compare.
6095 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6097 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6100 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6101 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6104 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6107 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6108 documentation of the powerpc_popcntb_ok attribute.
6109 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6110 code to issue warning messages if a requested CPU configuration is
6111 not supported by the binary (assembler and loader) toolchain.
6112 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6113 made to define a built-in function that has been disabled.
6114 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6115 made to define a built-in function that has been disabled.
6116 (altivec_init_builtins): Add comment explaining why definition
6117 of the DST built-in functions is not preceded by an assertion
6118 check. Add assertions to prevent ICE if attempts are made to
6119 define an altivec predicate or an abs* built-in function that has
6121 (htm_init_builtins): Add comment explaining why definition of the
6122 htm built-in functions is not preceded by an assertion check.
6124 2017-01-04 Jeff Law <law@redhat.com>
6126 PR tree-optimizatin/67955
6127 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6128 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6129 the points-to solution does not include pt_null. Use DECL_PT_UID
6132 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6134 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6135 Use gen_int_mode instead of gen_lopwart for const_int operands.
6137 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6139 PR tree-optimization/71563
6140 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6141 out of range value - has low bits known to be zero.
6143 2017-01-04 Alan Modra <amodra@gmail.com>
6145 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6146 * configure: Regenerate.
6147 * config.in: Regenerate.
6149 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6152 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6153 a substring of the message, but strcmp with the whole message. Ifdef
6154 ENABLE_NLS, translate the message first using dgettext.
6156 2017-01-03 Jeff Law <law@redhat.com>
6158 PR tree-optimizatin/78856
6159 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6160 (mark_threaded_blocks): Remove code to truncate thread paths that
6161 cross multiple loop headers. Instead invalidate the cached loop
6162 iteration information and handle case of a thread path walking
6163 into an irreducible region.
6165 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6168 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6169 assertions. Add support for doing the signbit if the IEEE 128-bit
6170 floating point value is in a GPR.
6171 * config/rs6000/rs6000.md (Fsignbit): Delete.
6172 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6173 Update the length attribute if the value is in a GPR.
6174 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6175 the sign or zero extension instruction, since the value is always 0/1.
6176 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6179 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6180 extracting SImode to a GPR register so that we can generate a
6181 store, limit the vector to be in a traditional Altivec register
6182 for the vextuwrx instruction.
6184 2017-01-03 Ian Lance Taylor <iant@google.com>
6186 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6188 2017-01-03 Martin Sebor <msebor@redhat.com>
6190 PR tree-optimization/78696
6191 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6192 precision. Use MPFR for %f for greater fidelity. Correct handling
6194 (pass_sprintf_length::compute_format_length): Set width and precision
6195 specified by asrerisk to void_node for vararg functions.
6196 (try_substitute_return_value): Adjust dump output.
6198 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6200 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6202 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6204 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6205 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6206 -mlra/-mno-lra was passed to the compiler.
6208 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6210 PR rtl-optimization/65618
6211 * emit-rtl.c (try_split): Move initialization of "before" and
6212 "after" to just before the call to emit_insn_after_setloc.
6214 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6216 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6218 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6220 * dwarf2out.c (gen_enumeration_type_die): When
6221 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6223 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6225 PR tree-optimization/78965
6226 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6227 Change first argument from const call_info & to call_info &. For %n
6228 set info.nowrite to false.
6231 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6232 possibly throwing calls.
6234 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6235 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6236 and fns handling, rather than in a separate case SSA_NAME.
6238 2017-01-02 Jeff Law <law@redhat.com>
6240 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6241 fixes for first_period and second_period variables.
6243 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6246 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6247 (*insvqi_1): New insn pattern.
6248 (*insvqi_1_mem_rex64): Ditto.
6250 (*insvqi_3): Rename from *insvqi.
6252 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6254 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6256 * doc/cfg.texi (Edges): Remove reference to Java.
6257 (Maintaining the CFG): Ditto.
6259 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6262 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6263 transparent aliases.
6265 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6268 * predict.def (PRED_CALL): Update hitrate.
6269 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6270 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6271 into direct/indirect/polymorphic variants.
6273 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6275 Update copyright years.
6277 * gcc.c (process_command): Update copyright notice dates.
6278 * gcov-dump.c (print_version): Ditto.
6279 * gcov.c (print_version): Ditto.
6280 * gcov-tool.c (print_version): Ditto.
6281 * gengtype.c (create_file): Ditto.
6282 * doc/cpp.texi: Bump @copying's copyright year.
6283 * doc/cppinternals.texi: Ditto.
6284 * doc/gcc.texi: Ditto.
6285 * doc/gccint.texi: Ditto.
6286 * doc/gcov.texi: Ditto.
6287 * doc/install.texi: Ditto.
6288 * doc/invoke.texi: Ditto.
6290 Copyright (C) 2017 Free Software Foundation, Inc.
6292 Copying and distribution of this file, with or without modification,
6293 are permitted in any medium without royalty provided the copyright
6294 notice and this notice are preserved.