1 2017-03-20 Martin Sebor <msebor@redhat.com>
4 * doc/extend.texi (attribute constructor): Document present limitation.
6 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
9 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
10 __POWER9_VECTOR__ #ifdef control, change template definition to
11 use Power9-specific built-in function.
12 (vec_any_eq): Likewise.
13 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
14 to control outcomes from this test.
15 (vector_ae_<mode>p): For VEC_F modes, likewise.
17 2017-03-20 Ian Lance Taylor <iant@google.com>
19 * config/i386/i386.c (ix86_function_regparm): Save an extra
20 register for -fsplit-stack with DECL_STATIC_CHAIN.
22 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
25 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
26 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
28 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
30 * config/riscv/riscv.c (riscv_print_operand): Use "fence
32 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
35 2017-03-20 Marek Polacek <polacek@redhat.com>
38 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
40 2017-03-20 Richard Biener <rguenther@suse.de>
42 PR tree-optimization/80113
43 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
44 allocate extra SSA name for PHI def.
45 (add_close_phis_to_outer_loops): Likewise.
46 (add_close_phis_to_merge_points): Likewise.
47 (copy_loop_close_phi_args): Likewise.
48 (copy_cond_phi_nodes): Likewise.
50 2017-03-20 Martin Liska <mliska@suse.cz>
53 * tree-chkp.c (chkp_build_returned_bound): Do not build
54 returned bounds for a LHS that's not a BOUNDED_P type.
56 2017-03-20 Martin Liska <mliska@suse.cz>
60 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
61 COMPLEX_CST and VECTOR_CST.
63 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
66 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
67 target operand. A new splitter adds the clobber statement in case
68 the target operand is dead anyway.
70 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
72 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
73 to age-old versions of binutils and glibc.
75 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
77 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
79 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
81 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
83 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
85 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
86 requirement for binutils 2.13.
88 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
90 * combine.c (try_combine): Delete redundant i1 test. Call
91 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
93 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
95 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
96 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
98 <riscv64-*-elf>: Re-arrange section
99 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
100 <riscv32-*-linux>: Likewise.
101 <riscv64-*-elf>: Likewise
102 <riscv64-*-linux>: Likewise.
104 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
107 * aarch64.opt(verbose-cost-dump): Fix typo.
109 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
112 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
113 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
115 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
117 * reload.c (find_reloads): When reloading a nonoffsettable address,
118 use RELOAD_OTHER for it and its address reloads.
120 PR rtl-optimization/79910
121 * combine.c (record_used_regs): New static function.
122 (try_combine): Handle situations where there is an additional
123 instruction between I2 and I3 which needs to have a LOG_LINK
126 2017-03-17 Jeff Law <law@redhat.com>
128 PR tree-optimization/71437
129 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
130 conditional in the hash table first.
131 (vrp_dom_walker::before_dom_children): Extract condition from
132 ASSERT_EXPR. Record condition, its inverion and any implied
135 2017-03-17 Marek Polacek <polacek@redhat.com>
136 Markus Trippelsdorf <markus@trippelsdorf.de>
138 PR tree-optimization/80079
139 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
142 2017-03-17 Richard Biener <rguenther@suse.de>
145 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
146 Properly verify the LHS before the RHS possibly claims to be
148 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
151 2017-03-17 Martin Jambor <mjambor@suse.cz>
153 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
154 (List of -O2 options): Likewise.
155 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
158 2017-03-17 Tom de Vries <tom@codesourcery.com>
160 * gcov-dump.c (print_usage): Print bug_report_url.
162 2017-03-17 Richard Biener <rguenther@suse.de>
165 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
166 (parser::peek): Likewise.
168 2017-03-17 Richard Biener <rguenther@suse.de>
170 PR tree-optimization/80048
171 * sese.c (free_sese_info): Properly release rename_map and
172 copied_bb_map elements.
174 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
176 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
177 Add linked-list forward and backlinks. Insert on
178 construction, remove on destruction.
179 (class pass_store_merging): Add m_stores_head field.
180 (pass_store_merging::terminate_and_process_all_chains):
181 Iterate over m_stores_head list.
182 (pass_store_merging::terminate_all_aliasing_chains):
184 (pass_store_merging::execute): Check for debug stmts first.
185 Push new chains onto the m_stores_head stack.
187 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
190 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
191 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
192 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
194 2017-03-16 Jeff Law <law@redhat.com>
196 PR tree-optimization/71437
197 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
198 member function. Implementation moved into after_dom_children
199 member function and into the threader's thread_outgoing_edges
201 (dom_opt_dom_walker::after_dom_children): Simplify by moving
202 some code into new thread_outgoing_edges.
203 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
204 definition. Simplify marker handling (do it here). Assume we always
205 have the available expression and the const/copies tables.
206 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
208 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
209 * tree-vrp.c (equiv_stack): No longer file scoped.
210 (vrp_dom_walker): New class.
211 (vrp_dom_walker::before_dom_children): New member function.
212 (vrp_dom_walker::after_dom_children): Likewise.
213 (identify_jump_threads): Setup domwalker. Use it rather than
214 walking edges in a random order by hand. Simplify setup/finalization.
215 (finalize_jump_threads): Remove.
216 (vrp_finalize): Do not call identify_jump_threads here.
217 (execute_vrp): Do it here instead and call thread_through_all_blocks
220 PR tree-optimization/71437
221 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
223 (simplify_stmt_for_jump_threading): Add basic_block argument. All
225 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
226 (dom_opt_dom_walker::thread_across_edge): Remove
227 handle_dominating_asserts argument. All callers changed.
228 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
229 changes. Remove calls to lhs_of_dominating_assert. Other
230 uses of handle_dominating_asserts turn into unconditional code
231 (simplify_control_stmt_condition_1): Likewise.
232 (simplify_control_stmt_condition): Likewise.
233 (thread_through_normal_block, thread_across_edge): Likewise.
234 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
235 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
236 object if it is not an SSA_NAME.
237 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
238 before calling into the VRP specific simplifiers.
239 (identify_jump_threads): Remove handle_dominating_asserts
242 2017-03-16 Jakub Jelinek <jakub@redhat.com>
245 * tree-diagnostic.c (default_tree_printer): No longer static.
246 * tree-diagnostic.h (default_tree_printer): New prototype.
248 2017-03-16 Tamar Christina <tamar.christina@arm.com>
250 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
251 Change ins into fmov.
253 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
255 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
256 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
257 Use h_con constraint for operand 1.
258 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
259 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
261 2017-03-15 Jeff Law <law@redhat.com>
263 PR tree-optimization/71437
264 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
265 (record_temporary_equivalences): Use it.
267 PR tree-optimization/71437
268 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
269 tree-ssa-scopedtables.
270 (lookup_avail_expr, build_and_record_new_cond): Likewise.
271 (record_conditions, record_cond, vuse_eq): Likewise.
272 (record_edge_info): Adjust to API tweak of record_conditions.
273 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
274 (record_temporary_equivalences, optimize_stmt): Likewise.
275 (eliminate_redundant_computations): Likewise.
276 (record_equivalences_from_stmt): Likewise.
277 * tree-ssa-scopedtables.c: Include options.h and params.h.
278 (vuse_eq): New function, moved from tree-ssa-dom.c
279 (build_and_record_new_cond): Likewise.
280 (record_conditions): Likewise. Accept vector of conditions rather
281 than edge_equivalence structure for first argument.
282 for the first argument.
283 (avail_exprs_stack::lookup_avail_expr): New member function, moved
285 (avail_exprs_stack::record_cond): Likewise.
286 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
288 (avail_exprs_stack): Add new member functions lookup_avail_expr
290 (record_conditions): Declare.
292 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
295 * lra-constraints.c (process_alt_operands): Increase reject for
296 reloading an input/output operand.
298 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
301 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
302 insns to convert from signed/unsigned char/short to IEEE 128-bit
304 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
306 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.c (ix86_vector_duplicate_value): Create
310 subreg of inner mode for values already in registers.
312 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
314 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
315 iteration reg is used after the loop.
317 2017-03-14 Martin Sebor <msebor@redhat.com>
319 PR tree-optimization/79800
320 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
321 precision in negative-positive range.
322 (format_floating): Call non-const overload with adjusted precision.
324 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
327 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
330 2017-03-14 Martin Sebor <msebor@redhat.com>
333 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
334 * builtins.def (aligned_alloc): Use it.
337 * Makefile.in (GTFILES): Add calls.c.
338 * calls.c: Include "gt-calls.h".
340 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
342 PR rtl-optimization/79728
343 * regs.h (struct target_regs): New field
344 x_contains_allocatable_regs_of_mode.
345 (contains_allocatable_regs_of_mode): New macro.
346 * reginfo.c (init_reg_sets_1): Initialize it, and change
347 contains_reg_of_mode so it includes global regs as well.
348 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
349 rather than contains_regs_of_mode.
351 2017-03-14 Martin Liska <mliska@suse.cz>
353 * doc/invoke.texi: Document options that can't be combined with
354 -fcheck-pointer-bounds.
356 2017-03-14 Martin Liska <mliska@suse.cz>
359 * doc/invoke.texi (-Wchkp): Document the option.
361 2017-03-14 Martin Liska <mliska@suse.cz>
363 * Makefile.in: Install gcov-dump.
365 2017-03-14 Martin Liska <mliska@suse.cz>
367 * multiple_target.c (expand_target_clones): Bail out for
368 an invalid attribute.
370 2017-03-14 Richard Biener <rguenther@suse.de>
372 * alias.c (struct alias_set_entry): Pack properly.
373 * cfgloop.h (struct loop): Likewise.
374 * cse.c (struct set): Likewise.
375 * ipa-utils.c (struct searchc_env): Likewise.
376 * loop-invariant.c (struct invariant): Likewise.
377 * lra-remat.c (struct cand): Likewise.
378 * recog.c (struct change_t): Likewise.
379 * rtl.h (struct address_info): Likewise.
380 * symbol-summary.h (function_summary): Likewise.
381 * tree-loop-distribution.c (struct partition): Likewise.
382 * tree-object-size.c (struct object_size_info): Likewise.
383 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
384 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
385 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
386 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
387 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
388 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
389 (struct _stmt_vec_info): Likewise.
391 2017-03-14 Martin Liska <mliska@suse.cz>
394 * multiple_target.c (create_dispatcher_calls): Check that
395 a target can create a function dispatcher.
397 2017-03-14 Martin Liska <mliska@suse.cz>
400 * multiple_target.c (expand_target_clones): Drop local.local
401 flag for default implementation.
403 2017-03-14 Richard Biener <rguenther@suse.de>
405 PR tree-optimization/80030
406 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
408 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
410 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
411 gcc_fallthrough() instead of __attribute__((fallthrough));
413 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
415 * doc/gcc.texi: Remove "up" link to (DIR).
416 * doc/gccint.texi: Ditto.
418 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
420 * doc/install.texi (Specific) <avr>: Remove reference to
423 2017-03-13 Jeff Law <law@redhat.com>
425 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
426 attribute rather than comments.
428 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
429 match_scratch operand is highest.
431 2017-03-13 Martin Liska <mliska@suse.cz>
434 * ipa-pure-const.c (warn_function_noreturn): If the declarations
435 is a CHKP clone, use original declaration.
437 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
439 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
440 (arc_conditional_register_usage): Use a different allocation order
441 when optimizing for size.
442 * common/config/arc/arc-common.c (arc_option_optimization_table):
443 Section anchors default on when optimizing for size.
445 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
447 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
449 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
451 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
452 * config/arc/arc.md (cpu_facility): Add cd variant.
453 (*movqi_insn): Add code density variant.
454 (*movhi_insn): Likewise.
455 (*movqi_insn): Likewise.
456 (*addsi3_mixed): Likewise.
457 (subsi3_insn): Likewise.
459 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
461 * config/arc/arc.md (movsi_cond_exec): Update constraint.
463 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
465 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
466 expressions with MINUS and UNARY ops.
468 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
471 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
473 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
474 between vec_select and vector argument.
475 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
476 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
477 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
478 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
479 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
480 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
482 2017-03-13 Richard Biener <rguenther@suse.de>
485 * params.def (vect-max-peeling-for-alignment): Fix typo.
487 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
489 * doc/install.texi (Specific) <mips-*-*>: Remove description of
490 issue that only occurred with binutils below 2.18.
492 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
494 * doc/install.texi (Specific) <cris-axis-elf>: No longer
495 refer to binutils 2.11/2.12 minimum.
497 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
499 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
500 ftp.kernel.org and simplify binutils requirement.
502 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
504 * doc/invoke.texi (Warning Options): Fix spelling of link-time
506 (Optimize Options): Ditto. Also remove redundancy.
508 2017-03-10 David Malcolm <dmalcolm@redhat.com>
511 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
513 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
514 to G_ to avoid double translation.
516 2017-03-10 David Malcolm <dmalcolm@redhat.com>
519 * auto-profile.c (get_combined_location): Convert leading
520 character of diagnostics to lower case and remove trailing period.
521 (read_profile): Likewise for various diagnostics.
522 * config/arm/arm.c (arm_option_override): Remove trailing period
523 from various diagnostics.
524 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
525 (msp430_expand_delay_cycles): Likewise.
527 2017-03-10 David Malcolm <dmalcolm@redhat.com>
530 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
531 full command-line argument, rather than just "str".
532 (aarch64_validate_march): Likewise.
533 (aarch64_validate_mtune): Likewise.
535 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
537 PR rtl-optimization/78911
538 * lra-assigns.c (must_not_spill_p): New function.
541 2017-03-10 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/79981
544 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
545 ATOMIC_COMPARE_EXCHANGE ifn result.
546 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
547 IFN_ATOMIC_COMPARE_EXCHANGE.
549 2017-03-10 David Malcolm <dmalcolm@redhat.com>
552 * opts.c (parse_sanitizer_options): Add missing question mark to
553 "did you mean" message.
555 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
557 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
559 (VMULEUH_UNS): Likewise.
560 (VMULOUB_UNS): Likewise.
561 (VMULOUH_UNS): Likewise.
562 * config/rs6000/rs6000.c (builtin_function_type): Remove
563 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
565 2017-03-10 David Malcolm <dmalcolm@redhat.com>
568 * read-rtl-function.c (function_reader::read_rtx_operand): Update
569 x with result of extra_parsing_for_operand_code_0.
570 (function_reader::extra_parsing_for_operand_code_0): Convert
571 return type from void to rtx, returning x. When reading
572 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
573 larger size containing struct block_symbol.
575 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
577 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
578 -mfloat128-hardware without -m64.
580 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
583 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
584 entries to the case statement that marks unsigned arguments to
585 overloaded functions.
587 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
589 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
590 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
592 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
596 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
598 2017-03-10 Martin Liska <mliska@suse.cz>
602 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
603 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
606 2017-03-10 Olivier Hainque <hainque@adacore.com>
608 * tree-switch-conversion (array_value_type): Start by resetting
609 candidate type to it's main variant.
611 2017-03-10 Jakub Jelinek <jakub@redhat.com>
613 PR rtl-optimization/79909
614 * combine.c (try_combine): Use simplify_replace_rtx on individual
615 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
616 of the whole CALL_INSN_FUNCTION_USAGE.
618 PR tree-optimization/79972
619 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
620 get_range_info on SSA_NAMEs. Formatting fixes.
622 2017-03-10 Richard Biener <rguenther@suse.de>
623 Jakub Jelinek <jakub@redhat.com>
625 PR tree-optimization/77975
626 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
628 (get_val_for): For constant x return it. Formatting fix.
629 (loop_niter_by_eval): Avoid pointless looping if the next iteration
630 would use the same bases as the current one.
632 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
634 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
635 instead of vec_select for V1TImode.
636 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
638 (VSX_LE_128): Add V1TI to this mode iterator.
639 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
640 (*vsx_le_perm_store_<mode>): Likewise.
641 (pre-reload splitter for VSX stores): Likewise.
642 (post-reload splitter for VSX stores): Likewise.
643 (*vsx_xxpermdi2_le_<mode>): Likewise.
644 (*vsx_lxvd2x2_le_<mode>): Likewise.
645 (*vsx_stxvd2x2_le_<mode>): Likewise.
647 2017-03-09 Michael Eager <eager@eagercon.com>
649 Correct failures with --enable-checking=yes,rtl.
651 * config/microblaze/microblaze.c (microblaze_expand_shift):
652 Replace GET_CODE test with CONST_INT_P and INTVAL test with
654 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
655 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
657 2017-03-09 Richard Biener <rguenther@suse.de>
659 PR tree-optimization/79977
660 * graphite-scop-detection.c (scop_detection::merge_sese):
661 Handle the case of extra exits to blocks dominating the entry.
663 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
665 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
668 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
670 PR rtl-optimization/79949
671 * lra-constraints.c (process_alt_operands): Check memory when
672 trying to predict a cycle. Print about the overall increase.
674 2017-03-09 Richard Biener <rguenther@suse.de>
677 * gimple-expr.c (useless_type_conversion_p): Preserve
678 TYPE_SATURATING for fixed-point types.
680 2017-03-09 Richard Biener <rguenther@suse.de>
683 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
684 alignment of BLKmode params.
686 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
689 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
690 (VALL_NO_V2Q): Likewise.
692 * config/aarch64/aarch64-simd.md
693 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
695 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
696 VALL_NO_V2Q mode iterator.
697 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
699 2017-03-09 Martin Liska <mliska@suse.cz>
701 PR tree-optimization/79631
702 * tree-chkp-opt.c (chkp_is_constant_addr): Call
703 tree_int_cst_sign_bit just for INTEGER constants.
705 2017-03-09 Martin Liska <mliska@suse.cz>
709 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
712 2017-03-09 Marek Polacek <polacek@redhat.com>
715 * tree.c (inchash::add_expr): Handle TREE_VEC.
717 2017-03-09 Martin Liska <mliska@suse.cz>
720 (chkp_narrow_size_and_offset): New function.
721 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
722 (void chkp_parse_bit_field_ref): New function.
723 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
724 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
726 2017-03-09 Martin Liska <mliska@suse.cz>
729 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
730 (chkp_find_bounds_1): Remove gcc_unreachable.
732 2017-03-09 Jakub Jelinek <jakub@redhat.com>
735 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
736 BUILT_IN_SYNC*, determine the access type from the size suffix and
737 always build a MEM_REF with that type. Handle forgotten
738 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
741 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
742 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
743 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
744 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
745 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
746 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
747 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
748 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
749 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
750 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
751 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
752 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
753 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
754 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
755 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
756 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
757 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
758 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
759 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
760 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
761 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
762 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
763 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
764 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
765 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
766 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
767 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
768 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
769 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
770 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
771 definitions outside of __OPTIMIZE__ guarded section.
774 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
775 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
776 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
777 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
780 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
782 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
783 ("vfenez<mode>"): Add missing constraints.
785 2017-03-08 Martin Sebor <msebor@redhat.com>
788 * config/nds32/nds32.c (nds32_option_override):
790 2017-03-08 Jakub Jelinek <jakub@redhat.com>
793 * gimplify.c (gimplify_omp_for): Replace index var in outer
794 taskloop statement with an artificial variable and add
795 OMP_CLAUSE_PRIVATE clause for it.
797 2017-03-08 Richard Biener <rguenther@suse.de>
799 PR tree-optimization/79955
800 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
801 for accesses that are completely outside of the variable.
803 2017-03-08 Andrew Haley <aph@redhat.com>
805 PR tree-optimization/79943
806 * tree-ssa-loop-split.c (compute_new_first_bound): When
807 calculating the new upper bound, (END-BEG) should be added, not
810 2017-03-08 Jakub Jelinek <jakub@redhat.com>
812 * config/avr/avr.md (setmemhi): Make sure match_dup
813 operand number comes before match_scratch.
815 2017-03-08 Richard Biener <rguenther@suse.de>
817 PR tree-optimization/79920
818 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
819 with ncopies == 1 to ...
820 (vect_transform_slp_perm_load): ... here. Properly compute
821 all element loads by iterating VF times over the group. Do
822 not handle ncopies (computed in a broken way) in
823 vect_create_mask_and_perm.
825 2017-03-08 Jakub Jelinek <jakub@redhat.com>
828 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
829 is a uniform vector, use uniform_vector_p return value instead of
830 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
832 2017-03-07 Marek Polacek <polacek@redhat.com>
835 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
836 (alloca_call_type): Likewise.
838 2017-03-07 Martin Liska <mliska@suse.cz>
840 * gcov.c (process_args): Put comment to correct location.
842 2017-03-07 Martin Liska <mliska@suse.cz>
845 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
846 Use array_at_struct_end_p instead of DECL_CHAIN (field).
847 (chkp_narrow_bounds_for_field): Likewise.
848 (chkp_parse_array_and_component_ref): Pass one more argument to
851 2017-03-07 Richard Biener <rguenther@suse.de>
853 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
856 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
858 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
859 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
861 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
864 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
865 to end of description.
866 (PARAM_MAX_STORES_TO_MERGE): Likewise.
868 2017-03-07 Jakub Jelinek <jakub@redhat.com>
870 PR rtl-optimization/79901
871 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
873 (*avx512f_<code><mode>3<mask_name>): ... this.
874 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
875 iterator instead of VI8_AVX2_AVX512BW.
877 PR rtl-optimization/79901
878 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
879 min/max expander, expand it using expand_vec_cond_expr.
882 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
885 2017-03-06 Jakub Jelinek <jakub@redhat.com>
888 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
889 to void * for PCH reasons.
890 * dwarf2out.c (output_loc_operands, output_die): Cast
891 v.val_vec.array to unsigned char *.
893 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
896 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
899 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
901 PR rtl-optimization/79571
902 * lra-constraints.c (process_alt_operands): Calculate static
903 reject and subtract it from overall when only addresses will be
906 2017-03-06 Julia Koval <julia.koval@intel.com>
909 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
910 incoming stack boundary to 128 for 64-bit targets.
912 2017-03-06 Richard Biener <rguenther@suse.de>
914 PR tree-optimization/79894
915 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
916 to NULL after folding it.
918 2017-03-06 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/79824
921 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
922 check disabling peeling for gaps.
924 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
926 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
927 attributes): Document gettimeofday.
929 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
931 * config/s390/s390.c (s390_option_override_internal): Set
932 PARAM_MIN_VECT_LOOP_BOUND
934 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
936 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
937 * config/s390/s390.md: Likewise.
939 2017-03-06 Jakub Jelinek <jakub@redhat.com>
942 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
943 (<avx2_avx512>_perm<mode>): Rename to ...
944 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
946 (<avx512>_perm<mode>_mask): Rename to ...
947 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
949 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
950 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
951 instead of VI8F_256_512.
952 (avx512f_perm<mode>): New define_expand.
953 (avx512f_perm<mode>_mask): Likewise.
954 (avx512f_perm<mode>_1<mask_name>): New define_insn.
955 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
957 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
959 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
960 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
962 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
964 2017-03-06 Martin Liska <mliska@suse.cz>
967 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
968 when having a SSA NAME w/o VAR_DECL assigned to it.
970 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
972 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
973 msa_dpsub_<su>_d): Fix MODE for vec_select.
975 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
977 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
979 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
981 2017-03-06 Richard Biener <rguenther@suse.de>
983 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
984 * plugin.c (register_plugin_info): Likewise.
985 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
987 2017-03-05 Jakub Jelinek <jakub@redhat.com>
989 * config/i386/sse.md (sse_storehps, sse_storelps,
990 avx_<castmode><avxsizesuffix>_<castmode>,
991 avx512f_<castmode><avxsizesuffix>_<castmode>,
992 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
993 in condition that at least one operand is not a MEM.
995 2017-03-03 Jakub Jelinek <jakub@redhat.com>
998 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
999 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
1001 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
1002 gimple_call_nothrow_p flag based on whether original builtin can throw.
1003 If it can, emit following stmts on the fallthrough edge.
1004 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
1005 don't create new bb if inserting just debug stmts on the edge, try to
1006 insert them on the fallthru bb or just reset debug stmts.
1008 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
1011 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
1012 restore recog_data (including the operand rtxes inside it) around
1013 the call to get_insn_template.
1015 2017-03-03 Martin Sebor <msebor@redhat.com>
1017 PR tree-optimization/79699
1018 * context.c (context::~context): Free MPFR caches to avoid
1019 a memory leak on program exit.
1021 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1023 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1024 Use wide_int::ulow () instead of .elt (0).
1026 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1029 (*pushxf): Limit oF constraint to 32bit targets and add oC
1030 constraint for 64bit targets.
1031 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1032 (*pushdf): Change rmF constraint to rmC.
1034 2017-03-03 Martin Liska <mliska@suse.cz>
1036 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1037 Remove unused variable.
1039 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1042 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1043 is a memory operand, increase num_memory.
1044 (ix86_expand_args_builtin): Likewise.
1046 2017-03-03 Jan Hubicka <jh@suse.cz>
1049 * ipa-devirt.c (maybe_record_node): Properly handle
1050 __cxa_pure_virtual visibility.
1052 2017-03-03 Martin Liska <mliska@suse.cz>
1054 PR tree-optimization/79803
1055 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1057 (pass_loop_prefetch::execute): Disabled optimization if an
1058 assumption about L1 cache size is not met.
1060 2017-03-03 Martin Liska <mliska@suse.cz>
1062 PR rtl-optimization/79574
1063 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1064 (hash_scan_set): Likewise.
1065 (dump_hash_table): Likewise.
1066 (hoist_code): Likewise.
1068 2017-03-03 Richard Biener <rguenther@suse.de>
1070 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1071 in place of uhigh ().
1072 (fixed_convert_from_real): Likewise.
1074 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1077 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1079 2017-03-03 Richard Biener <rguenther@suse.de>
1082 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1083 TYPE_OVERFLOW_UNDEFINED check.
1085 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1087 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1089 (vector_ae_<mode>_p): Likewise.
1090 (vector_nez_<mode>_p): Likewise.
1091 (vector_ne_v2di_p): Likewise.
1092 (vector_ae_v2di_p): Likewise.
1093 (vector_ne_<mode>_p): Likewise.
1094 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1096 (vsx_tsqrt<mode>2_fe): Likewise.
1098 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1103 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1105 PR rtl-optimization/79780
1106 * cprop.c (one_cprop_pass): When second and further conditional trap
1107 in a single basic block is turned into an unconditional trap, turn it
1108 into a deleted note to avoid RTL verification failures.
1110 2017-03-02 Richard Biener <rguenther@suse.de>
1112 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1114 2017-03-02 Richard Biener <rguenther@suse.de>
1116 PR tree-optimization/79345
1118 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1119 param and abort the walk, returning -1 if it is hit.
1120 (walk_aliased_vdefs): Take a limit param and pass it on.
1121 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1122 defaulting to 0 and return a signed int.
1123 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1124 (check_defs): New helper.
1125 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1126 about uninitialized memory.
1127 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1128 bogus uninitialized warning.
1129 (fixed_convert_from_real): Likewise.
1131 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1133 PR tree-optimization/66768
1134 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1135 iv_use if base object can't be determined.
1137 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1139 PR tree-optimization/79345
1140 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1141 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1142 (get_pattern_stats): Initialize it.
1143 * genemit.c (gen_expand): Verify match_scratch numbers come after
1144 match_operand/match_dup numbers.
1145 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1146 match_scratch numbers.
1147 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1149 * config/s390/s390.md (trunctdsd2): Likewise.
1151 2017-03-02 Richard Biener <rguenther@suse.de>
1153 * wide-int.h (wide_int_storage::operator=): Implement in terms
1156 2017-03-02 Richard Biener <rguenther@suse.de>
1158 PR tree-optimization/79777
1159 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1160 the to insert expression to sth existing.
1162 2017-03-01 Martin Sebor <msebor@redhat.com>
1165 * gimple-ssa-sprintf.c
1166 (directive::known_width_and_precision): New function.
1167 (format_integer): Use it.
1168 (get_mpfr_format_length): Consider the full range of precision
1169 when computing %g output with the # flag. Set the likely byte
1170 count to 3 rather than 1 when precision is indeterminate.
1171 (format_floating): Correct the lower bound of precision.
1173 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1175 * doc/invoke.texi: Document default code model for 64-bit Linux.
1177 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1180 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1181 udiv rather than div since input pattern is unsigned.
1183 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1185 * config/i386/i386.c (print_reg): Warn for values of
1186 unsupported size in integer register.
1188 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1191 * config/rs6000/predicates.md (current_file_function_operand): Do
1192 not allow self calls to be local if the function is replaceable.
1194 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1197 * config/rs6000/altivec.h (vec_ctz and others): Change the
1198 preprocessor macro that controls conditional compilation from
1199 _ARCH_PWR9 to __POWER9_VECTOR__.
1200 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1201 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1202 control (instead of _ARCH_PWR9 control) so that template
1203 definition uses power9-specific function.
1204 (vec_any_eq): Likewise.
1205 (vec_all_ne): Change macro definition to use a power9-specific
1206 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1207 _ARCH_PWR9 control).
1208 (vec_any_eq) Likewise.
1209 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1210 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1211 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1212 support for xvcmpnedp instruction.
1213 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1214 macro expansion so that Power9 implementation of vec_all_ne does
1215 not use the AltiVec predicate framework.
1216 (VCMPNEH_P): Likewise.
1217 (VCMPNEW_P): Likewise.
1218 (VCMPNED_P): Likewise.
1219 (VCMPNEFP_P): Likewise.
1220 (VCMPNEDP_P): Likewise.
1221 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1222 implementation of vec_any_eq to not use AltiVec predicate
1224 (VCMPAEH_P): Likewise.
1225 (VCMPAEW_P): Likewise.
1226 (VCMPAED_P): Likewise.
1227 (VCMPAEFP_P): Likewise.
1228 (VCMPAEDP_P): Likewise.
1229 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1230 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1231 not use the AltiVec predicate framework.
1232 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1233 of vec_any_eq to not use AltiVec predicate framework.
1234 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1235 support for predefined __POWER9_VECTOR__ macro to indicate that
1236 Power9 instruction selection is enabled.
1237 (altivec_overloaded_builtins): Remove extraneous
1238 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1239 function argument types RS6000_BTI_bool_V16QI and
1240 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1241 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1242 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1243 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1244 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1245 Power9 for implementations of vec_cmpne. Change the signature for
1246 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1247 (representing vec_all_ne) to remove the previously described first
1248 argument of type RS6000_BTI_INTSI, as this was an artifact of
1249 reliance on the AltiVec predicate framework, which is no longer
1250 used in the implementation of these functions. Add
1251 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1252 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1253 since, unlike the AltiVec predicate framework implementation, we
1254 do not share function descriptors between vec_alle and vec_anyeq.
1255 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1256 set of modes that receive special treatment even when
1257 TARGET_P9_VECTOR is true. The special treatment emits code that
1258 does not depend on Power9 instructions.
1259 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1260 define_expand to not rely on AltiVec predicate framework.
1261 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1263 (vector_ne_v2di_p): Change this define_expand to not rely on
1264 AltiVec predicate framework.
1265 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1267 (vector_ne_<mode>_p): Change this define_expand to not rely on
1268 AltiVec predicate framework.
1269 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1271 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1272 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1273 define_insn pattern.
1274 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1275 define_insn pattern because the xvcmpne<VSs>. instruction is not
1277 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1278 instruction is not supported.
1280 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1282 * config/nvptx/nvptx.c: Include intl.h.
1284 2017-03-01 Martin Jambor <mjambor@suse.cz>
1287 * ipa-prop.h (ipa_bits): Removed field known.
1288 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1289 to pointers. Adjusted their comments to warn about their sharing.
1290 (ipcp_transformation_summary): Change bits to a vector of pointers.
1291 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1292 (ipa_get_ipa_bits_for_value): Declare.
1293 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1294 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1295 (ipa_bits_hash_table): Likewise.
1296 (ipa_vr_ggc_hash_traits): Likewise.
1297 (ipa_vr_hash_table): Likewise.
1298 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1299 being pointers and vr_known being removed.
1300 (ipa_set_jf_unknown): Likewise.
1301 (ipa_get_ipa_bits_for_value): New function.
1302 (ipa_set_jfunc_bits): Likewise.
1303 (ipa_get_value_range): New overloaded functions.
1304 (ipa_set_jfunc_vr): Likewise.
1305 (ipa_compute_jump_functions_for_edge): Use the above functions to
1306 construct bits and vr parts of jump functions.
1307 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1308 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1310 (ipcp_grow_transformations_if_necessary): Also allocate
1311 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1313 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1314 them. Fix too long lines.
1315 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1316 vr_known being removed.
1317 (ipa_read_jump_function): Use new setter functions to construct bits
1318 and vr parts of jump functions or set them to NULL.
1319 (write_ipcp_transformation_info): Adjust for bits being pointers.
1320 (read_ipcp_transformation_info): Likewise.
1321 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1323 Include gt-ipa-prop.h.
1324 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1326 (ipcp_store_bits_results): Likewise.
1327 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1328 Do not write to existing jump functions but use a temporary instead.
1330 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1333 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1334 attempt to use its first operand as BIT_FIELD_REF base.
1336 2017-03-01 Richard Biener <rguenther@suse.de>
1339 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1340 interpolating formula in wrapping arithmetic.
1341 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1343 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1345 PR tree-optimization/79734
1346 * tree-vect-generic.c (expand_vector_condition): Optimize
1347 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1348 Handle VEC_COND_EXPR where comparison has different inner width from
1351 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1353 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1354 markup, and similar issues. Remove @opindex entries for things
1355 that aren't options. Add missing -mmpy-option entries.
1357 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1359 PR tree-optimization/79737
1360 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1361 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1362 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1363 instead of byte_size. Formatting fix.
1364 (shift_bytes_in_array_right): Formatting fix.
1366 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1369 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1370 condition on optimize for the leaf function test.
1372 2017-02-28 Martin Liska <mliska@suse.cz>
1375 * read-rtl-function.c (function_reader::handle_unknown_directive):
1376 Bail out when one uses -flto.
1378 2017-02-28 Martin Liska <mliska@suse.cz>
1380 * common.opt: Replace space with tabular for options of <number>
1382 * config/i386/i386.opt: Show <number> value for
1383 -mlarge-data-threshold.
1384 * opts.c (print_filtered_help): Do not display number in hexadecimal
1387 2017-02-28 Martin Liska <mliska@suse.cz>
1389 * common.opt: Fix --help=option -Q for options which are of
1392 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.c (print_reg): Error out for values
1395 of 8-bit size in invalid integer register.
1397 2017-02-28 Martin Sebor <msebor@redhat.com>
1399 PR tree-optimization/79691
1400 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1402 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1405 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1406 gcc_unreachable with output_operand_lossage.
1408 2017-02-28 Richard Biener <rguenther@suse.de>
1410 PR tree-optimization/79740
1411 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1413 (visit_nary_op): Insert the nary into the hashtable if we
1414 pattern-matched sth.
1415 * tree-ssa-pre.c (eliminate_insert): Robustify.
1417 2017-02-28 Richard Biener <rguenther@suse.de>
1420 * fold-const.c (decode_field_reference): Reject out-of-bound
1423 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1425 * config/i386/i386.c: Include intl.h.
1426 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1427 instead of just cond ? "..." : "...".
1428 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1429 * coverage.c (read_counts_file): Likewise.
1430 * omp-offload.c: Include intl.h.
1431 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1432 of just cond ? "..." : "...".
1433 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1434 of just cond ? "..." : "...".
1436 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1439 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1441 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1442 'tune for' CPU name.
1443 * config/arm/arm-cpu-data.h: Regenerated.
1445 2017-02-28 Richard Biener <rguenther@suse.de>
1447 PR tree-optimization/79732
1448 * tree-inline.c (expand_call_inline): Do not shadow var.
1450 2017-02-28 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/79723
1453 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1454 address-space properly.
1456 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1458 * doc/optinfo.texi (Optimization groups): Fix option used for
1460 * doc/invoke.texi (-fopt-info): Document "omp".
1461 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1462 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1463 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1464 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1465 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1467 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1469 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1470 OPTGROUP_OMP with "omp".
1472 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1475 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1476 for arithmetic shift of unsigned V2DI.
1478 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1480 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1481 arc/linux.h headers.
1482 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1483 (LINK_SPEC): Likewise.
1484 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1485 (EXTRA_SPECS): Likewise.
1486 (STARTFILE_SPEC): Likewise.
1487 (ENDFILE_SPEC): Likewise.
1488 (LIB_SPEC): Likewise.
1489 (TARGET_SDATA_DEFAULT): Likewise.
1490 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1491 (MULTILIB_DEFAULTS): Likewise.
1492 (DWARF2_UNWIND_INFO): Likewise.
1493 * config/arc/big.h: New file.
1494 * config/arc/elf.h: Likewise.
1495 * config/arc/linux.h: Likewise.
1496 * config/arc/t-uClibc: Remove.
1498 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1500 PR tree-optimization/77536
1501 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1502 (tree_transform_and_unroll_loop): Use above function to compute the
1503 estimated niter of unrolled loop and use it when scaling profile.
1504 Also use count info rather than frequency if it's non-zero.
1505 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1506 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1507 (vect_transform_loop): Call above function.
1509 2017-02-27 Richard Biener <rguenther@suse.de>
1511 PR tree-optimization/45397
1512 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1513 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1514 (visit_nary_op): Add pattern matching for CSEing sign-changed
1515 or truncated operations with wider ones.
1517 2017-02-27 Richard Biener <rguenther@suse.de>
1519 PR tree-optimization/79690
1520 * tree-vect-stmts.c (vectorizable_store): Use vector type
1521 built from the DR with address-space.
1523 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1525 * doc/invoke.texi (Optimize Options): Refine the description
1526 of asan-use-after-return.
1528 2017-02-25 Alan Modra <amodra@gmail.com>
1530 PR rtl-optimization/79584
1531 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1532 base, not ad->base_term, the reg within base. Remove assertion
1533 that ad->base == ad->base_term. Replace gen_int_mode using
1534 bogus mode with const0_rtx.
1536 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1539 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1540 FMA_EXPR like tcc_binary or tcc_unary.
1542 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1545 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1547 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1548 (output_loc_operands): Handle DW_OP_call_ref and
1549 DW_OP_GNU_variable_value.
1550 (struct variable_value_struct): New type.
1551 (struct variable_value_hasher): Likewise.
1552 (variable_value_hash): New variable.
1553 (string_types): Remove.
1554 (copy_loc_descr): New function.
1555 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1556 (prepend_loc_descr_to_each): New function.
1557 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1558 instead of add_loc_descr_to_each if the first argument is single
1559 location list and the second has multiple.
1560 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1561 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1562 when looking for variable value which doesn't have other location info.
1563 (loc_list_from_tree): Formatting fix.
1564 (gen_array_type_die): Simplify DW_AT_string_length handling.
1565 (adjust_string_types): Remove.
1566 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1567 string_types. Call resolve_variable_values.
1568 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1569 (resolve_addr_in_expr): Likewise. Add A argument.
1570 (copy_deref_exprloc): Remove deref argument. Adjust for the
1571 original expression being DW_OP_GNU_variable_value with optionally
1572 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1573 optionally after it.
1574 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1575 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1576 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1577 (variable_value_hasher::hash, variable_value_hasher::equal): New
1579 (resolve_variable_value_in_expr, resolve_variable_value,
1580 resolve_variable_values, note_variable_value_in_expr,
1581 note_variable_value): New functions.
1582 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1585 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1588 * opts.h (handle_generated_option): Add GENERATED_P argument.
1589 * opts-common.c (handle_option): Adjust function comment.
1590 (handle_generated_option): Add GENERATED_P argument, pass it to
1592 (control_warning_option): Pass false to handle_generated_option
1594 * opts.c (maybe_default_option): Pass true to handle_generated_option
1596 * optc-gen.awk: Likewise.
1598 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1600 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1601 a REG, look at the REG it is a SUBREG of.
1602 (splitter for cmpeqsi_t): Ditto.
1604 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1606 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1607 the special USEs with the pattern of the insn, not the insn itself.
1609 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1612 * doc/invoke.texi: Document -mload-store-pairs.
1614 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1615 Sandra Loosemore <sandra@codesourcery.com>
1617 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1618 argument isn't a CONST_INT.
1619 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1620 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1621 (nios2_validate_compare): Bypass alternate compare logic if *op2
1623 (ldstwm_operation_p): Return false if first_base is not a REG or
1624 if first_offset is not a CONST_INT.
1626 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1628 * config/cris/cris.md: Use correct operand in a define_peephole2.
1630 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1632 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1634 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1636 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1637 this_insn if it is an INSN or JUMP_INSN.
1638 (force_offsettable): Look at base, not at addr.
1639 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1640 on things that aren't necessarily CONST_INTs.
1642 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1644 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1645 -mfpmath=sse is the default also for x86-32 targets with SSE2
1646 instruction set when @option{-ffast-math} is enabled
1648 2017-02-24 Jeff Law <law@redhat.com>
1650 PR rtl-optimizatoin/79286
1651 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1654 2017-02-24 Richard Biener <rguenther@suse.de>
1656 PR tree-optimization/79389
1657 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1660 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1662 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1663 function comment to reflect reality.
1664 (loop_exits_before_overflow): Fix typo in function description.
1666 2017-02-24 Richard Biener <rguenther@suse.de>
1668 PR tree-optimization/79389
1669 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1670 properly that a threading opportunity exists. Detect conditional
1671 copy/constant propagation opportunities.
1673 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1675 * config/visium/visium.md (type): Add trap.
1676 (b): New mode attribute.
1677 (*btst): Rename into...
1678 (*btst<mode>): ...this and adjust.
1679 (*cbranchsi4_btst_insn): Rename into...
1680 (*cbranch<mode>4_btst_insn): ...this and adjust.
1681 (trap): New define_insn.
1683 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1685 PR tree-optimization/79389
1686 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1687 (noce_reversed_cond_code): New function.
1688 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1689 reversed_comparison_code. Formatting fix.
1690 (noce_try_store_flag): Test rev_cond != NULL in addition to
1691 reversed_comparison_code.
1692 (noce_try_store_flag_constants): Likewise.
1693 (noce_try_store_flag_mask): Likewise.
1694 (noce_try_addcc): Use rev_cond if non-NULL instead of
1695 reversed_comparison_code.
1696 (noce_try_cmove_arith): Likewise. Formatting fixes.
1697 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1698 (noce_find_if_block): Initialize rev_cond.
1699 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1700 instead of false as last argument never attempt to reverse it
1703 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1705 PR tree-optimization/79663
1706 * tree-predcom.c (combine_chains): Process refs in reverse order
1707 only for ZERO length chains, and add explaining comment.
1709 2017-02-23 Jeff Law <law@redhat.com>
1711 PR tree-optimization/79578
1712 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1713 in call to operand_equal_p.
1715 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1718 * config/i386/cpuid.h: Fix another undefined behavior.
1720 2017-02-23 Richard Biener <rguenther@suse.de>
1722 PR tree-optimization/79683
1723 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1724 vector types for data-refs.
1726 2017-02-23 Martin Liska <mliska@suse.cz>
1728 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1730 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1733 * internal-fn.c (get_range_pos_neg): Moved to ...
1734 * tree.c (get_range_pos_neg): ... here. No longer static.
1735 * tree.h (get_range_pos_neg): New prototype.
1736 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1737 are known to be in between 0 and signed maximum inclusive, try to
1738 expand both unsigned and signed divmod and use the cheaper one from
1741 2017-02-22 Jeff Law <law@redhat.com>
1743 PR tree-optimization/79578
1744 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1745 to compare base operands.
1747 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1750 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1751 gpc_reg_operand instead of fpr_reg_operand.
1753 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1755 * config/mips/mips.c (mips_return_in_memory): Force FP
1756 vector types to be returned in memory for o32 ABI.
1758 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1760 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1761 instead of DW_TAG_member for static data member declarations and don't
1762 set no_linkage_name for static inline data members.
1763 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1766 2017-02-22 Martin Liska <mliska@suse.cz>
1768 * doc/invoke.texi: Replace inequality signs with square brackets
1771 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1773 PR tree-optimization/68644
1774 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1776 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1779 * lra-constraints.c (simplify_operand_subreg): Handle
1780 WORD_REGISTER_OPERATIONS targets.
1782 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1785 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1786 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1787 elimination by swapping fld*.
1789 2017-02-22 Richard Biener <rguenther@suse.de>
1791 PR tree-optimization/79673
1792 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1793 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1794 irrelevant address-space qualifiers and avoiding a
1795 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1797 2017-02-22 Richard Biener <rguenther@suse.de>
1799 PR tree-optimization/79666
1800 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1801 to not symbolically negate if that may introduce undefined
1804 2017-02-22 Martin Liska <mliska@suse.cz>
1807 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1808 * data-streamer-out.c (streamer_write_gcov_count_stream):
1810 * value-prof.c (stream_out_histogram_value): Make assert more
1811 precise based on type of counter.
1813 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1817 Use nonimmediate_operand instead of memory_operand for operand 1.
1818 (float-extend standard_x87sse_constant_load splitter): Ditto.
1820 2017-02-21 Jeff Law <law@redhat.com>
1822 PR tree-optimization/79621
1823 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1824 blocks with edges to themselves.
1826 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1829 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1830 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1831 Use gimple_call_builtin_p.
1834 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1835 on temporarily removed DEBUG_INSNs.
1837 PR tree-optimization/79649
1838 * tree-loop-distribution.c (classify_partition): Give up on
1839 non-generic address space loads/stores.
1841 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1843 * doc/loop.texi (Loop manipulation): Remove nonexistent
1844 tree_ssa_loop_version from the documentation.
1845 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1847 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1850 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1851 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1852 * config/rs6000/rs6000.c: Include except.h.
1853 (rs6000_expand_split_stack_prologue): Call
1854 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1856 2017-02-21 Martin Jambor <mjambor@suse.cz>
1859 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1862 2017-02-21 Martin Jambor <mjambor@suse.cz>
1864 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1865 for backward compatibility only.
1866 * doc/invoke.texi (Option Summary): Remove all references to
1869 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1873 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1875 * lra-constraints.c (curr_insn_transform): Handle
1876 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1878 2017-02-21 Martin Liska <mliska@suse.cz>
1880 * config/i386/i386.opt: Replace -masm-dialect with -masm.
1882 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
1884 PR translation/79638
1885 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1887 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
1890 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1891 (arm_function_ok_for_sibcall): Return false for an indirect call by
1892 descriptor if all the argument registers are used.
1893 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1894 alignment of the function.
1896 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1898 PR tree-optimization/61441
1899 * simplify-rtx.c (simplify_const_unary_operation): For
1900 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1901 the sNaN unmodified.
1903 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1905 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1906 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1907 instead of SYSTEM_HEADER_DIR.
1909 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
1910 Martin Liška <mliska@suse.cz>
1912 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1913 Fix typos and grammar, use active voice, and clarify.
1915 2017-02-20 Marek Polacek <polacek@redhat.com>
1918 * gimplify.c (gimplify_expr): Handle unused *&&L;.
1921 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1923 2017-02-20 Jakub Jelinek <jakub@redhat.com>
1926 * config/i386/i386.c (ix86_expand_builtin): Handle
1927 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1928 ix86_builtins_isa[fcode].isa as a requirement of those
1929 flags and any other flag in the bitmask.
1930 (ix86_init_mmx_sse_builtins): Use 0 instead of
1931 ~OPTION_MASK_ISA_64BIT as mask.
1932 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1933 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1934 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1935 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1937 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1940 * lra-constraints.c (split_reg): Check requested split mode
1941 is supported by the register.
1943 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1945 * lra-constraints.c (simplify_operand_subreg): Remove early
1948 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1951 * lra-constraints.c (curr_insn_transform): Tighten condition
1952 for converting SUBREG reloads from OP_OUT to OP_INOUT.
1954 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1957 * lra-constraints.c (curr_insn_transform): Handle
1958 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1960 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
1963 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1967 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
1970 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1973 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1975 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1978 2017-02-18 Jakub Jelinek <jakub@redhat.com>
1980 * final.c (last_columnnum, override_columnnum): New variables.
1981 (final_start_function): Set last_columnnum, pass it to begin_prologue
1982 hook and pass 0 to dwarf2out_begin_prologue.
1983 (final_scan_insn): Update override_columnnum. Pass last_columnnum
1984 to source_line debug hook.
1985 (notice_source_line): Compute last_columnnum and for debug_column_info
1986 return true on column changes.
1987 * debug.h (struct gcc_debug_hooks): Add column argument to
1988 source_line and begin_prologue hooks.
1989 (debug_nothing_int_charstar_int_bool): Remove prototype.
1990 (debug_nothing_int_int_charstar,
1991 debug_nothing_int_int_charstar_int_bool): New prototypes.
1992 (dwarf2out_begin_prologue): Add column argument.
1993 * debug.c (do_nothing_debug_hooks): Adjust source_line and
1994 begin_prologue hooks.
1995 (debug_nothing_int_charstar_int_bool): Remove.
1996 (debug_nothing_int_int_charstar,
1997 debug_nothing_int_int_charstar_int_bool): New functions.
1998 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1999 through to dwarf2out_source_line.
2000 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
2001 (dwarf2out_source_line): Add column argument, emit it if requested.
2002 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
2004 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2005 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
2006 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
2007 through to dwarf2out_begin_prologue.
2008 (vmsdbgout_source_line): Add column argument, pass it through to
2009 dwarf2out_source_line.
2010 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
2011 dbxout_source_line caller.
2012 (dbxout_source_line): Add column argument.
2014 * common.opt (gno-column-info, gcolumn-info): New options.
2015 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
2016 (check_die): Also test for multiple DW_AT_decl_column attributes.
2017 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
2018 DW_AT_decl_column if requested.
2019 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2021 (gen_variable_die): Likewise.
2022 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2023 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2026 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2027 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2028 (ix86_handle_option): Handle OPT_m3dnowa.
2029 * doc/invoke.texi (-m3dnowa): Document.
2030 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2031 -m3dnowa instead of -m3dnow -march=athlon.
2034 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2035 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2037 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2040 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2041 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2042 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2043 generator for vsx_xxpermdi_<mode>_be.
2044 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2045 force big-endian semantics.
2046 (vsx_xxpermdi_<mode>_be): New define_expand with same
2047 implementation as previous version of vsx_xxpermdi_<mode>.
2049 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2051 PR tree-optimization/79327
2052 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2053 variable, its initialization and use.
2055 2017-02-17 Julia Koval <julia.koval@intel.com>
2057 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2058 (OPTION_MASK_ISA_PKU_UNSET): New.
2059 (ix86_handle_option): Handle -mrdpid.
2060 * config/i386/cpuid.h (bit_RDPID): New.
2061 * config/i386/driver-i386.c (host_detect_local_cpu):
2062 Detect RDPID feature.
2063 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2064 * config/i386/i386-c.c (ix86_target_macros_internal):
2066 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2067 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2068 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2069 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2070 * config/i386/i386.md (define_insn "rdpid"): New.
2071 * config/i386/i386.opt Add -mrdpid.
2072 * config/i386/immintrin.h (_rdpid_u32): New.
2074 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2076 PR rtl-optimization/79541
2077 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2078 instead of transforming it into USE.
2080 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2082 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2083 If HONOR_SNANS (SFmode) force the input to a register.
2084 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2085 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2086 an frsp or similar insn.
2088 2017-02-17 Martin Liska <mliska@suse.cz>
2090 PR rtl-optimization/79577
2091 * params.def (selsched-max-sched-times): Increase minimum to 1.
2093 2017-02-17 Martin Liska <mliska@suse.cz>
2095 PR rtl-optimization/79574
2096 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2098 2017-02-17 Martin Liska <mliska@suse.cz>
2100 PR tree-optimization/79529
2101 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2102 ssa_defined_default_def_p to handle cases which are implicitly
2104 * tree-ssa.c (ssa_defined_default_def_p): New function.
2105 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2106 which are implicitly defined.
2107 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2109 2017-02-17 Richard Biener <rguenther@suse.de>
2112 * params.def (max-ssa-name-query-depth): Limit to 10.
2114 2017-02-17 Richard Biener <rguenther@suse.de>
2116 PR tree-optimization/79552
2117 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2120 2017-02-17 Richard Biener <rguenther@suse.de>
2123 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2125 2017-02-17 Marek Polacek <polacek@redhat.com>
2128 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2129 (fold_negate_expr): New wrapper.
2131 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2133 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2134 Correct terminology and de-emphasize pre-standard behavior.
2136 2017-02-16 Alan Modra <amodra@gmail.com>
2138 PR rtl-optimization/79286
2139 * ira.c (def_dominates_uses): New function.
2140 (update_equiv_regs): Don't create an equivalence for insns that
2141 may trap where the register def does not dominate the use.
2143 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2145 PR rtl-optimization/78127
2146 * lra.c (lra): Call lra_eliminate before finish the loop after
2149 2017-02-16 Richard Biener <rguenther@suse.de>
2151 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2153 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2154 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2155 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2156 (isl_val_int_from_wi): New function.
2157 (extract_affine_gmp): Rename to ...
2158 (extract_affine_wi): ... this, take a widest_int.
2159 (extract_affine_int): Just wrap extract_affine_wi.
2160 (add_param_constraints): Use isl_val_int_from_wi.
2161 (add_loop_constraints): Likewise, and extract_affine_wi.
2163 2017-02-15 Jeff Law <law@redhat.com>
2166 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2167 ira_init_register_move_cost_if_necessary.
2169 2017-02-15 Martin Sebor <msebor@redhat.com>
2172 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2173 removed in a prior commit.
2175 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2177 PR tree-optimization/79347
2178 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2179 counters during peeling.
2181 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2183 * Makefile.in (site.exp): Remove "set ISLVER".
2185 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2188 * real.c (real_from_integer): Call real_convert even for decimal.
2190 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2193 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2195 2017-02-14 Andrew Pinski <apinski@cavium.com>
2197 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2198 cores and change the partno/implementer to be correct.
2199 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2200 the 'B" as the implementer.
2201 * config/aarch64/aarch64-tune.md: Regenerate.
2203 2017-02-14 Carl Love <cel@us.ibm.com>
2205 * config/rs6000/rs6000.c: Add case statement entry to make the
2206 xvcvuxdsp built-in argument unsigned.
2207 * config/rs6000/vsx.md: Fix the source and return operand types so they
2208 match the instruction definitions from the ISA document. Fix typo
2209 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2212 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2215 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2216 member early_clobber_alts.
2217 * lra-lives.c (reg_early_clobber_p): New.
2218 (process_bb_lives): Use it.
2219 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2220 (debug_operand_data): Initialize early_clobber_alts.
2221 (setup_operand_alternative): Set up early_clobber_alts.
2222 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2223 alternatives to new_insn_reg.
2224 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2226 (lra_update_insn_regno_info): Pass the new arg.
2228 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2231 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2232 (new_oacc_loop_raw): Don't clear already cleared fields.
2235 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2236 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2237 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2239 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2244 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2247 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2248 the extra instruction to the right place to store 128-bit constant
2251 2017-02-14 Martin Sebor <msebor@redhat.com>
2254 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2255 warning for strings of unknown length.
2257 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2259 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2261 2017-02-14 Jeff Law <law@redhat.com>
2264 * ira-costs.c (scan_one_insn): Initialize register move costs
2265 for pseudos seen in USE/CLOBBER insns.
2267 PR tree-optimization/79095
2268 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2269 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2270 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2271 if the operands are known to be not equal, then the resulting range
2273 (intersect_ranges): If the new range is ~[0,0] and the old range is
2274 wide, then prefer ~[0,0].
2275 * tree-vrp.c (overflow_comparison_p_1): New function.
2276 (overflow_comparison_p): New function.
2277 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2278 if NAME is used in an overflow test.
2279 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2280 overflow check that can be expressed as an equality test, then adjust
2281 ops to be that equality test.
2283 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2285 * config/s390/s390-builtin-types.def: Remove flags argument.
2286 * config/s390/s390.c (s390_init_builtins): Likewise.
2288 2017-02-14 Martin Liska <mliska@suse.cz>
2290 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2291 vector. Fix trailing white spaces.
2293 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2295 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2298 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2300 PR rtl-optimization/68664
2301 * config/arm/arm.c (arm_sched_can_speculate_insn):
2302 New function. Declare prototype.
2303 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2305 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2307 PR rtl-optimization/68664
2308 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2310 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2312 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2314 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2315 max skip bytes for function, loop and jump.
2317 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2319 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2320 ABS_EXPR for gimple dump.
2322 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2325 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2327 PR tree-optimization/79408
2328 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2329 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2330 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2331 also if rhs1 is INTEGER_CST.
2333 2017-02-14 Richard Biener <rguenther@suse.de>
2336 * tree-into-ssa.c (insert_phi_nodes): When the function can
2337 have abnormal edges rewrite SSA names with broken use-def
2338 dominance out of SSA and register them for PHI insertion.
2340 2017-02-13 Martin Sebor <msebor@redhat.com>
2343 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2344 clearing info.nowrite flag when snprintf size argument is a range.
2346 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2348 * cprop.c (cprop_jump): Add missing space in string literal.
2349 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2350 (get_constraint_for_component_ref): Likewise.
2351 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2352 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2353 * lra-constraints.c (process_alt_operands): Likewise.
2354 * ipa-inline.c (inline_small_functions): Likewise.
2355 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2356 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2357 * trans-mem.c (diagnose_tm_1_op): Likewise.
2358 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2359 (grid_parallel_clauses_gridifiable): Likewise.
2361 * config/nvptx/mkoffload.c (process): Add space in between
2364 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2365 "MOD4_SSE_REGS" and "ALL_REGS".
2367 * spellcheck.c (test_data): Add , in between "foo" and "food".
2369 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2372 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2373 boundary crossing check and subsequent code generation agree.
2375 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2377 * config/aarch64/aarch64.c (has_memory_op): Delete.
2378 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2381 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2383 PR rtl-optimization/79388
2384 PR rtl-optimization/79450
2385 * combine.c (distribute_notes): When removing TEM_INSN for which
2386 corresponding dest has last value recorded, invalidate that last
2389 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2391 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2392 of explicit '@'. Add missing assembly comment marker on branch costs
2395 2017-02-13 Nathan Sidwell <nathan@acm.org>
2397 * gengtype-lex.l (<in_struct>): Add '/'.
2399 2017-02-13 Martin Liska <mliska@suse.cz>
2402 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2404 2017-02-13 Richard Biener <rguenther@suse.de>
2406 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2408 * configure: Re-generate.
2409 * config.in: Likewise.
2410 * graphite-dependences.c: Simplify as if
2411 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2412 * graphite-isl-ast-to-gimple.c: Likewise.
2413 * graphite-optimize-isl.c: Likewise.
2414 * graphite-poly.c: Likewise.
2415 * graphite-sese-to-poly.c: Likewise.
2416 * graphite.h: Likewise.
2417 * toplev.c: Include isl/version.h and use isl_version () for
2418 printing the ISL version.
2419 * doc/install.texi: Update ISL requirement.
2421 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2423 * doc/standards.texi (Standards): Update reference to
2426 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2428 * doc/extend.texi (Named Address Spaces): sourceware.org now
2430 * doc/install.texi (Binaries): Ditto.
2433 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2435 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2436 standard terminology "stringize"/"stringizing" throughout.
2437 * doc/cppinternals.texi: Likewise.
2439 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2441 * doc/extend.texi: Fix some spelling mistakes and typos.
2442 * doc/invoke.texi: Likewise.
2444 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2447 * params.def (inline-min-speedup) Change from 10 to 8.
2449 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2451 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2454 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2457 * ipa-inline-analysis.c (get_minimal_bb): New function.
2458 (record_modified): Use it.
2459 (remap_edge_change_prob): Handle also ancestor functions.
2461 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2463 * doc/contrib.texi (Contributors): Remove broken link into
2464 the Mauve CVS repository.
2466 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2469 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2470 result computation whenever lhs doesn't have vector mode, not
2471 just when it has BLKmode.
2473 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2475 * doc/makefile.texi (profiledbootstrap): Refer to the
2476 installation instructions only in textual form.
2478 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2481 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2483 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2485 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2486 (Specific): Update mingw-w64 reference.
2488 (Specific): Remove broken link to Renesas RX processor.
2490 2017-02-10 Richard Biener <rguenther@suse.de>
2492 * toplev.c (process_options): Do not mention obsolete graphite
2493 options when printing sorry message about missing graphite support.
2494 Mention -floop-nest-optimize.
2496 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2498 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2499 (vtst_p16): Likewise.
2500 (vtstq_p8): Likewise.
2501 (vtstq_p16): Likewise.
2503 (vtstq_p64): Likewise.
2504 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2505 (vset_lane_p64): New.
2506 (vsetq_lane_p64): New.
2508 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2510 PR tree-optimization/79411
2511 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2512 stmt operands are SSA_NAMEs used in abnormal phis.
2513 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2516 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2519 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2522 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2524 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2526 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2528 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2532 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2533 not arbitrary TREE_CONSTANT.
2536 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2537 "omp declare target link" attribute unless is_global_var.
2538 * omp-offload.c (find_link_var_op): Likewise.
2540 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2541 Chung-Lin Tang <cltang@codesourcery.com>
2543 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2545 (gimplify_adjust_omp_clauses): Don't delete TILE.
2546 (gimplify_omp_for): Deal with TILE.
2547 * internal-fn.c (expand_GOACC_TILE): New function.
2548 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2550 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2551 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2553 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2554 avoid DIV for outermost collapse var.
2555 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2556 Remove out of date comments, fix whitespace.
2557 * omp-general.c (omp_extract_for_data): Deal with tiling.
2558 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2559 adjust OLF_DIM_BASE value.
2560 (struct omp_for_data): Add tiling field.
2561 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2562 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2563 for auto loops. Remove default auto determining, moved to
2564 oacc_loop_fixed_partitions.
2565 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2566 stmts, add e_mask field.
2567 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2568 (oacc_thread_numbers): Use oacc_dim_call.
2569 (oacc_xform_tile): New.
2570 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2571 (finish_oacc_loop): Adjust for ifns vector.
2572 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2573 add case for GOACC_TILE fns.
2574 (oacc_loop_xform_loop): Delete.
2575 (oacc_loop_process): Iterate over call list directly, and add
2576 handling for GOACC_TILE fns.
2577 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2579 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2580 vector partitioning to outer loops. Assign 2 partitions to loops
2581 when available. Add TILE handling.
2582 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2583 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2584 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2585 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2586 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2588 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2590 * configure.ac (ACX_BUGURL): Update.
2591 * configure: Regenerate.
2593 2017-02-09 Richard Biener <rguenther@suse.de>
2595 PR tree-optimization/69823
2596 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2597 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2599 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2601 * config/arc/arc-c.def: Add __NPS400__ definition.
2602 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2603 (TARGET_NPS400): Define.
2605 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2607 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2609 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2611 (arc_cpu_types): Fill the arch_info field with a pointer into the
2612 arc_arch_types table.
2613 (arc_selected_cpu): Declare.
2614 * config/arc/arc.c (arc_selected_cpu): Make global.
2615 (arc_selected_arch): Delete.
2616 (arc_base_cpu): Delete.
2617 (arc_override_options): Remove references to deleted variables,
2618 update access to arch information.
2619 (ARC_OPT): Update access to arch information.
2620 (ARC_OPTX): Likewise.
2621 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2622 (TARGET_ARC600): Update access to arch information.
2623 (TARGET_ARC601): Likewise.
2624 (TARGET_ARC700): Likewise.
2625 (TARGET_EM): Likewise.
2626 (TARGET_HS): Likewise.
2627 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2630 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2633 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2634 condition/operands for integer GE/LE/GEU/LEU operations.
2636 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2638 PR translation/79397
2639 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2642 2017-02-08 Martin Jambor <mjambor@suse.cz>
2645 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2646 whether allocation happened.
2647 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2648 nothing was allocated.
2650 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2652 PR tree-optimization/79408
2653 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2654 constant, but SSA_NAME with a known integer range, use the minimum
2655 of that range instead of op1 to determine if modulo can be replaced
2656 with its first operand.
2658 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2660 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2662 2017-02-08 Richard Biener <rguenther@suse.de>
2664 PR tree-optimization/71824
2665 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2666 Check all loops contained in the merged region.
2668 2017-02-07 Andrew Pinski <apinski@cavium.com>
2670 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2672 2017-02-07 Andrew Pinski <apinski@cavium.com>
2674 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2675 (thunderxt88): Likewise.
2676 (thunderxt81): Disable LSE and change v8.1 to v8.
2677 (thunderxt83): Likewise.
2679 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2680 Richard Biener <rguenther@suse.de>
2683 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2684 type from int to size_t.
2685 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2687 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2689 PR rtl-optimization/79386
2690 * cprop.c (bypass_conditional_jumps): Initialize
2691 bypass_last_basic_block already before splitting bbs after
2692 unconditional traps...
2693 (bypass_conditional_jumps): ... rather than here.
2696 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2697 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2698 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2699 fix -masm=intel patterns.
2701 2017-02-07 Richard Biener <rguenther@suse.de>
2703 PR tree-optimization/79256
2705 * builtins.c (get_object_alignment_2): Use min_align_of_type
2706 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2707 and ADJUST_FIELD_ALIGN.
2709 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2711 * doc/tm.texi: Regenerate.
2712 * stor-layout.c (layout_decl): Adjust.
2713 (update_alignment_for_field): Likewise.
2714 (place_field): Likewise.
2715 (min_align_of_type): Likewise.
2716 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2717 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2718 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2719 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2720 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2721 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2722 * config/i386/i386.c (x86_field_alignment): Likewise.
2723 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2724 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2725 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2726 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2727 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2728 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2732 2017-01-30 Richard Biener <rguenther@suse.de>
2734 PR tree-optimization/79256
2735 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2736 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2739 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2741 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2742 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2743 builtins to SImode and emit a zero-extend, if necessary.
2745 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2747 * docs/invoke.texi (RISC-V Options): Alphabetize.
2749 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2751 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2754 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2756 * config/riscv/riscv.c: New file.
2757 * gcc/common/config/riscv/riscv-common.c: Likewise.
2758 * config.gcc: Likewise.
2759 * config/riscv/constraints.md: Likewise.
2760 * config/riscv/elf.h: Likewise.
2761 * config/riscv/generic.md: Likewise.
2762 * config/riscv/linux.h: Likewise.
2763 * config/riscv/multilib-generator: Likewise.
2764 * config/riscv/peephole.md: Likewise.
2765 * config/riscv/pic.md: Likewise.
2766 * config/riscv/predicates.md: Likewise.
2767 * config/riscv/riscv-builtins.c: Likewise.
2768 * config/riscv/riscv-c.c: Likewise.
2769 * config/riscv/riscv-ftypes.def: Likewise.
2770 * config/riscv/riscv-modes.def: Likewise.
2771 * config/riscv/riscv-opts.h: Likewise.
2772 * config/riscv/riscv-protos.h: Likewise.
2773 * config/riscv/riscv.h: Likewise.
2774 * config/riscv/riscv.md: Likewise.
2775 * config/riscv/riscv.opt: Likewise.
2776 * config/riscv/sync.md: Likewise.
2777 * config/riscv/t-elf-multilib: Likewise.
2778 * config/riscv/t-linux: Likewise.
2779 * config/riscv/t-linux-multilib: Likewise.
2780 * config/riscv/t-riscv: Likewise.
2781 * configure.ac: Likewise.
2782 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2783 Waterman as RISC-V maintainers.
2784 * doc/install.texi: Add RISC-V entries.
2785 * doc/invoke.texi: Add RISC-V options section.
2786 * doc/md.texi: Add RISC-V constraints section.
2787 * configure: Regenerated.
2789 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2792 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2793 false values to be constant vectors with all 0 or all 1 bits set.
2794 (vcondu<mode><mode>): Likewise.
2795 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2797 (fpmask_comparison_operator): Update comment.
2798 (vecint_comparison_operator): New predicate.
2799 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2800 vector conditionals when the true and false values are constant
2801 vectors with all 0 bits or all 1 bits set.
2803 2017-02-06 Martin Sebor <msebor@redhat.com>
2805 PR tree-optimization/79376
2806 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2808 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2810 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2811 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2812 to simplify split condition.
2814 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2816 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2817 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2820 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2822 PR rtl-optimization/68664
2823 * target.def (can_speculate_insn): New hook.
2824 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2825 * doc/tm.texi: Regenerate.
2826 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2827 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2828 (rs6000_sched_can_speculate_insn): New function.
2830 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2832 PR tree-optimization/79284
2833 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2834 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2835 vectorizable_mask_load_store, vectorizable_operation,
2836 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2837 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2838 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2839 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2840 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2841 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2842 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2843 is_gimple_assign (stmt). Replace another such test with
2844 is_gimple_assign (stmt).
2846 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2849 * config/avr/avr.c (rtl-iter.h): Include it.
2850 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2851 (avr_legitimate_combined_insn): ...and implementation.
2853 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2855 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2856 * config/s390/s390.c (s390_const_operand_ok)
2857 (s390_canonicalize_comparison, s390_extract_part)
2858 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2859 (s390_contiguous_bitmask_p, s390_rtx_costs)
2860 (legitimize_pic_address): Likewise.
2861 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2862 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2863 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2864 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2865 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2867 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2869 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2870 REGNO($0) == REGNO($1).
2872 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2874 * config/s390/linux.h(SIZE_TYPE): Add comment.
2876 2017-02-06 Julian Brown <julian@codesourcery.com>
2877 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2878 Virendra Pathak <virendra.pathak@broadcom.com>
2880 * config/aarch64/aarch64-cores.def: Change the scheduler
2882 * config/aarch64/aarch64.md: Include thunderx2t99.md.
2883 * config/aarch64/thunderx2t99.md: New file.
2885 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2887 * doc/standards.texi (Go Language): Update link to language
2890 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2892 * tree-eh.c (lower_resx): Sanitize profile.
2893 (cleanup_empty_eh_move_lp): Likewise.
2895 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2898 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2900 * cfgloopmanip.h (loop_version): Update prototype.
2901 * modulo-sched.c (sms_schedule): Update call of loop_version.
2902 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2903 * tree-parloops.c (gen_parallel_loop): Likewise.
2904 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2905 * tree-ssa-loop-split.c (split_loop): Likewise.
2906 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2907 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2909 2017-02-05 Martin Liska <mliska@suse.cz>
2912 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2914 (print_operand_address): Initialize a struct to zero.
2916 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2918 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2919 garbage collector only in textual form.
2921 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2923 * doc/extend.texi (x86 specific memory model extensions for
2924 transactional memory): Simplify a phrase.
2926 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
2929 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2930 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2931 (atomic_storedi_1): Likewise.
2933 2017-02-04 Jakub Jelinek <jakub@redhat.com>
2935 PR tree-optimization/79338
2936 * tree-parloops.c (gather_scalar_reductions): Don't call
2937 vect_analyze_loop_form for loop->inner before destroying loop's
2940 2017-02-03 Martin Sebor <msebor@redhat.com>
2942 PR tree-optimization/79327
2943 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2944 when precision has resulted in leading zeros.
2945 (format_integer): Adjust the likely counter to assume an unknown
2946 argument that may be zero is non-zero.
2948 2017-02-03 Jason Merrill <jason@redhat.com>
2951 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2952 avoid copying non-taken branch.
2954 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2956 PR tree-optimization/79340
2957 * tree-vect-loop.c (vectorizable_reduction): Release
2958 vec_defs elements after safe_splicing them into other vectors.
2961 PR tree-optimization/79327
2962 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2963 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2965 (format_integer): Use wide_int_to_tree instead of build_int_cst
2966 + to_?hwi. If argmin is NULL, just set argmin and argmax to
2967 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
2968 of shortest and longest sequence.
2970 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2973 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2975 2017-02-03 Walter Lee <walt@tilera.com>
2978 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2979 after initial stackframe link reg save.
2980 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2982 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2985 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2986 wu for stxssp alternative.
2988 2017-02-03 Martin Sebor <msebor@redhat.com>
2990 PR tree-optimization/79352
2991 * gimple-fold.c (get_range_strlen): Add argument.
2992 (get_range_strlen): Change return type to bool.
2993 (get_maxval_strlen): Pass in a dummy argument.
2994 * gimple-fold.h (get_range_strlen): Change return type to bool.
2995 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2996 * tree.h (array_at_struct_end_p): Add argument.
2997 * tree.c (array_at_struct_end_p): Handle it.
2999 2017-02-03 Martin Liska <mliska@suse.cz>
3002 * multiple_target.c (create_dispatcher_calls): Redirect edge
3003 from a caller of a dispatcher.
3004 (expand_target_clones): Make the clones local.
3005 (ipa_target_clone): Do both target clones and resolvers.
3006 (ipa_dispatcher_calls): Remove the pass.
3007 (pass_dispatcher_calls::gate): Likewise.
3008 (make_pass_dispatcher_calls): Likewise.
3009 * passes.def (pass_target_clone): Put as very first IPA early
3012 2017-02-03 Martin Liska <mliska@suse.cz>
3014 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
3015 in case of a function with ifunc attribute.
3017 2017-02-03 Martin Liska <mliska@suse.cz>
3019 * cgraph.c (cgraph_node::dump): Dump function version info.
3020 * symtab.c (symtab_node::dump_base): Add missing new line.
3022 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3024 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3025 (ifcombine_ifandif): Use it.
3027 2017-02-03 Martin Liska <mliska@suse.cz>
3029 * doc/invoke.texi: Document default value for
3030 use-after-scope-direct-emission-threshold.
3032 2017-02-03 Martin Liska <mliska@suse.cz>
3034 PR tree-optimization/79339
3035 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3036 (format_floating): Likewise.
3038 2017-02-03 Martin Liska <mliska@suse.cz>
3041 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3043 (ipa_node_params_t::remove): Likewise.
3044 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3045 initialization from removed ipa_node_params_t::insert.
3046 (ipa_node_params::~ipa_node_params): Move from removed
3047 ipa_node_params_t::release.
3048 * symbol-summary.h (symbol_summary::m_released): New member.
3049 Do not release a summary twice. Do not allow to call finalizer
3050 for types of a summary that live in GGC memory.
3052 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3054 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3057 2017-02-02 Martin Sebor <msebor@redhat.com>
3060 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3061 (format_string): Tighten up the range of output for non-constant
3062 strings and correct the expected range for wide non-constant strings.
3064 2017-02-02 Martin Sebor <msebor@redhat.com>
3066 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3069 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3071 (-fdump-tree-@var): Add to index and document how to come up
3072 with pass-specific option and dump file names.
3073 (-fdump-passes): Clarify where to look for output.
3075 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3078 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3079 statistics of the analyzed path; allow threading for speed when
3080 any of BBs along the path are optimized for speed.
3082 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3085 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3086 settings of the virtual registers.
3089 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3091 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3092 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3095 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3097 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3098 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3100 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3102 * config/s390/s390.md: Add missing comments with the expanded
3104 * config/s390/vector.md: Likewise.
3105 * config/s390/vx-builtins.md: Likewise.
3107 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3110 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3111 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3112 conditions on a single line.
3114 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3116 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3117 __S390_VX__ to __VX__.
3119 2017-02-01 Andrew Pinski <apinski@cavium.com>
3121 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3122 stmt_info to record_stmt_cost.
3123 (vect_get_known_peeling_cost): Pass stmt_info if known to
3125 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3126 cpu_vector_cost field into
3127 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3128 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3129 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3130 splitting of scalar_stmt_cost and vec_stmt_cost.
3131 (thunderx_vector_cost): Likewise.
3132 (cortexa57_vector_cost): LIkewise.
3133 (exynosm1_vector_cost): Likewise.
3134 (xgene1_vector_cost): Likewise.
3135 (thunderx2t99_vector_cost): Improve after the splitting of the two
3137 (aarch64_builtin_vectorization_cost): Update for the splitting of
3138 scalar_stmt_cost and vec_stmt_cost.
3140 2017-02-01 Torvald Riegel <triegel@redhat.com>
3141 Richard Henderson <rth@redhat.com>
3143 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3144 conditional on existance of a fast atomic load.
3145 * optabs-query.c (can_atomic_load_p): New function.
3146 * optabs-query.h (can_atomic_load_p): Declare it.
3147 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3148 no fast atomic load is available for the particular size of access.
3149 (expand_atomic_compare_and_swap): Likewise.
3150 (expand_atomic_load): Likewise.
3151 (expand_atomic_store): Likewise.
3152 (expand_atomic_fetch_op): Likewise.
3153 * testsuite/lib/target-supports.exp
3154 (check_effective_target_sync_int_128): Remove x86 because it provides
3155 no fast atomic load.
3156 (check_effective_target_sync_int_128_runtime): Likewise.
3158 2017-02-01 Richard Biener <rguenther@suse.de>
3160 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3161 (graphite_transform_loops): Provide opt-info for optimized nests.
3162 * tree-parloop.c (parallelize_loops): Provide opt-info for
3165 2017-02-01 Richard Biener <rguenther@suse.de>
3168 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3171 2017-02-01 Richard Biener <rguenther@suse.de>
3173 PR tree-optimization/71824
3174 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3175 Verify the loops are valid in the merged SESE region.
3176 (scop_detection::can_represent_loop_1): Check analyzing the
3177 evolution of the number of iterations in the region succeeds.
3179 2017-01-31 Ian Lance Taylor <iant@golang.org>
3181 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3182 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3184 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3186 PR preprocessor/79210
3187 * input.c (get_substring_ranges_for_loc): Replace line_width
3188 assertion with error-handling.
3190 2017-01-31 Richard Biener <rguenther@suse.de>
3192 PR tree-optimization/77318
3193 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3194 (create_pw_aff_from_tree): Take loop parameter.
3195 (add_condition_to_pbb): Pass loop of the condition to
3196 create_pw_aff_from_tree.
3198 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3200 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3201 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3203 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3207 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3209 (convert_int_to_float128): Likewise.
3210 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3211 (convert_int_to_float128): Likewise.
3212 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3213 (UNSPEC_IEEE128_CONVERT): Likewise.
3214 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3215 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3216 Use local variables for IBM extended format.
3217 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3218 (fix_trunc<mode>si2_fprs): Likewise.
3219 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3220 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3221 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3222 to know that we can now have integers of all sizes in vector
3224 (fix<uns>_<mode>di2_hw): Likewise.
3225 (float<uns>_<mode>si2_hw): Likewise.
3226 (fix_<mode>si2_hw): Likewise.
3227 (fixuns_<mode>si2_hw): Likewise.
3228 (float<uns>_<mode>di2_hw): Likewise.
3229 (float_<mode>di2_hw): Likewise.
3230 (float_<mode>si2_hw): Likewise.
3231 (floatuns_<mode>di2_hw): Likewise.
3232 (floatuns_<mode>si2_hw): Likewise.
3233 (xscvqp<su>wz_<mode>): Delete, no longer used.
3234 (xscvqp<su>dz_<mode>): Likewise.
3235 (xscv<su>dqp_<mode>): Likewise.
3236 (ieee128_mfvsrd_64bit): Likewise.
3237 (ieee128_mfvsrd_32bit): Likewise.
3238 (ieee128_mfvsrwz): Likewise.
3239 (ieee128_mtvsrw): Likewise.
3240 (ieee128_mtvsrd_64bit): Likewise.
3241 (ieee128_mtvsrd_32bit): Likewise.
3243 2017-01-31 Martin Liska <mliska@suse.cz>
3246 * ipa-prop.c (ipa_free_all_node_params): Call release method
3247 instead of ~sumbol_summary to not to trigger double times
3250 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3252 PR tree-optimization/71691
3253 * bitmap.h (class auto_bitmap): New.
3254 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3255 is_maybe_undefined instead of ssa_undefined_value_p.
3257 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3259 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3260 __S390_ARCH_LEVEL__ to __ARCH__.
3262 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3264 PR tree-optimization/79267
3265 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3266 if should_remove_lhs_p is true.
3268 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3271 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3272 (add_alignment_attribute): New.
3273 (base_type_die): Add alignment attribute.
3274 (subrange_type_die): Likewise.
3275 (modified_type_die): Likewise.
3276 (gen_array_type_die): Likewise.
3277 (gen_descr_array_type_die: Likewise.
3278 (gen_enumeration_type_die): Likewise.
3279 (gen_subprogram_die): Likewise.
3280 (gen_variable_die): Likewise.
3281 (gen_field_die): Likewise.
3282 (gen_ptr_to_mbr_type_die): Likewise.
3283 (gen_struct_or_union_type_die): Likewise.
3284 (gen_subroutine_type_die): Likewise.
3285 (gen_typedef_die): Likewise.
3286 (base_type_cmp): Compare alignment attribute.
3288 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3291 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3292 (setb_unsigned) New pattern for setb with CCUNS.
3293 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3294 subfc./subfe sequence to avoid overflow problems. Generate a
3295 shorter sequence with cmpld/setb for power9.
3296 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3297 for generating subfc. instruction.
3298 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3299 now uses this instruction.
3301 2017-01-30 Ian Lance Taylor <iant@google.com>
3304 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3305 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3307 2017-01-30 Martin Sebor <msebor@redhat.com>
3309 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3310 Move constant to the right of a relational operator.
3311 (get_mpfr_format_length, format_character, format_string): Ditto.
3312 (should_warn_p, maybe_warn): Same.
3314 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3316 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3319 * asan.c (get_translation_unit_decl): Remove function.
3320 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3322 2017-01-30 Martin Liska <mliska@suse.cz>
3324 PR gcov-profile/79259
3325 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3328 2017-01-30 Martin Liska <mliska@suse.cz>
3331 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3332 Initialize variables with NULL value.
3334 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3337 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3339 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3341 2017-01-30 Richard Biener <rguenther@suse.de>
3343 PR tree-optimization/79276
3344 * tree-vrp.c (process_assert_insertions): Properly adjust common
3345 when removing a duplicate.
3347 * gcc.dg/torture/pr79276.c: New testcase.
3349 2017-01-30 Richard Biener <rguenther@suse.de>
3351 PR tree-optimization/79256
3352 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3353 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3355 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3357 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3360 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3361 ("*r<noxa>sbg_<mode>_sll_bitmask")
3362 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3363 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3364 Use contiguous_bitmask_nowrap_operand.
3366 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3369 * config/rs6000/altivec.h (vec_xl): Revise #define.
3370 (vec_xst): Likewise.
3372 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3376 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3378 PR rtl-optimization/79194
3379 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3380 traps before call to bypass_conditional_jumps.
3382 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3384 PR tree-optimization/71374
3385 * lra-constraints.c (check_conflict_input_operands): New.
3386 (match_reload): Use it.
3388 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3391 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3392 account to calculate conflict_set.
3394 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3396 PR rtl-optimization/78559
3397 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3398 other_insn in combine.
3400 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3402 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3403 uint16_type_node for BT_UINT16.
3405 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3407 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3408 "RTL Tests" to menu.
3409 (GIMPLE Tests): New node.
3410 (RTL Tests): New node.
3412 2017-01-27 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/79245
3415 * tree-loop-distribution.c (distribute_loop): Apply cost
3416 modeling also to detected patterns.
3418 2017-01-27 Richard Biener <rguenther@suse.de>
3420 PR tree-optimization/71433
3421 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3422 (compare_assert_loc): New function.
3423 (process_assert_insertions): Sort and optimize assert locations
3424 to remove duplicates and push down identical assertions on
3425 edges to their destination block.
3427 2017-01-27 Richard Biener <rguenther@suse.de>
3429 PR tree-optimization/79244
3430 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3431 out SSA names even if abnormal.
3433 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3435 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3436 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3437 instead of MPFR_RNDN.
3439 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3442 * arm.c (arm_option_override): Don't call build_target_option_node
3443 until after doing all option overrides.
3444 (arm_valid_target_attribute_tree): Likewise.
3446 2017-01-27 Martin Liska <mliska@suse.cz>
3448 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3449 for {cd}tors and C++ {cd}tors.
3451 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3453 * config/s390/s390.md ("*setmem_long_and")
3454 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3456 2017-01-26 Martin Sebor <msebor@redhat.com>
3458 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3461 2017-01-26 Martin Sebor <msebor@redhat.com>
3463 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3464 HAVE_DFmode before using XFmode or DFmode.
3465 (parse_directive): Avoid using the z length modifier to avoid
3466 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3469 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3470 to accept adjustment as an array.
3471 (get_int_range): New function.
3472 (struct directive): Make width and prec arrays.
3473 (directive::set_width, directive::set_precision): Call get_int_range.
3474 (format_integer, format_floating): Handle width and precision ranges.
3475 (format_string, parse_directive): Same.
3477 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3480 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3481 comdat_type_p set, just clone them, but keep the children in the
3485 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3486 which have direct callers with -fvar-tracking-assignments enabled
3488 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3489 inside of type units.
3491 2017-01-26 Martin Sebor <msebor@redhat.com>
3494 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3496 (struct format_result): Replace number_chars, number_chars_min,
3497 and number_chars_max with a single member of struct result_range.
3499 (format_result::operator+=): Adjust.
3500 (struct fmtresult): Remove bounded. Handle likely and unlikely
3502 (fmtresult::adjust_for_width_or_precision): New function.
3503 (fmtresult:type_max_digits): New function.
3504 (bytes_remaining): Handle likely and unlikely counters.
3505 (min_bytes_remaining): Remove.
3506 (format_percent): Simplify.
3507 (format_integer, format_floating): Set likely and unlikely counters.
3508 (get_string_length, format_character, format_string): Same.
3509 (format_plain, should_warn_p): New function.
3510 (maybe_warn): Call should_warn_p. Update diagnostic messages
3511 and handle those for all directives, including plain strings.
3512 (format_directive): Handle likely and unlikely counters.
3513 Remove unnecessary quoting from diagnostics. Add an informational
3515 (add_bytes): Remove.
3516 (pass_sprintf_length::compute_format_length): Simplify.
3517 (try_substitute_return_value): Handle likely and unlikely counters.
3519 2017-01-26 Carl Love <cel@us.ibm.com>
3521 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3522 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3524 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3527 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3528 endianess for subregs into account.
3529 * lra-constraints.c (lra_constraints): Do risky transformations
3530 always on the first iteration.
3531 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3532 last_call_used_reg_set.
3533 (process_bb_lives): Define and use last_call_used_reg_set.
3534 * lra.c (lra): Always continue after lra_constraints on the first
3537 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3539 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3541 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3543 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3545 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3546 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3547 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3548 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3549 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3550 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3551 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3552 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3553 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3555 2017-01-26 Marek Polacek <polacek@redhat.com>
3558 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3559 for the third operand.
3561 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3564 * omp-low.c (struct omp_context): Add simt_stmt field.
3565 (scan_omp_for): Return omp_context *.
3566 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3567 context to the _simt_ SIMD stmt.
3568 (lower_omp_for): For combined SIMD with sibling _simt_
3569 SIMD, make sure to use the same decls in _looptemp_
3570 clauses as in the sibling.
3572 2017-01-26 David Sherwood <david.sherwood@arm.com>
3575 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3578 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3581 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3582 emit fld b; fld a; if possible.
3584 * brig-builtins.def: Update copyright years.
3585 * config/arm/arm_acle_builtins.def: Update copyright years.
3587 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3590 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3591 constraint instead of o for the stxsd instruction.
3593 2017-01-25 Carl Love <cel@us.ibm.com>
3595 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3596 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3598 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3600 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3602 2017-01-25 Richard Biener <rguenther@suse.de>
3604 PR tree-optimization/69264
3605 * target.def (vector_alignment_reachable): Improve documentation.
3606 * doc/tm.texi: Regenerate.
3607 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3609 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3610 earlier changes with respect to TYPE_USER_ALIGN.
3611 (vector_alignment_reachable_p): Likewise. Improve dumping.
3613 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3616 * config/arm/arm.md (xordi3): Force constant operand into a register
3619 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3621 * doc/invoke.texi (-fstore-merging): Correct default optimization
3622 levels at which it is enabled.
3623 (-O): Move -fstore-merging from list to...
3626 2017-01-25 Richard Biener <rguenther@suse.de>
3629 * omp-expand.c: Include debug.h.
3630 (expand_omp_taskreg): Make sure to generate early debug before
3631 outlining anything from a function.
3632 (expand_omp_target): Likewise.
3633 (grid_expand_target_grid_body): Likewise.
3635 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3638 * asan.c (get_translation_unit_decl): New function.
3639 (asan_add_global): Extract modules file name from globals
3640 TRANSLATION_UNIT_DECL name.
3642 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3645 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3646 for long calls with APCS frame and VFP.
3648 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3650 * cfg.c (original_copy_tables_initialized_p): New function.
3651 * cfg.h (original_copy_tables_initialized_p): New decl.
3652 * cfgrtl.c (relink_block_chain): Guard the call to
3653 free_original_copy_tables with a call to
3654 original_copy_tables_initialized_p.
3655 * cgraph.h (symtab_node::native_rtl_p): New decl.
3656 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3657 (symtab_node::needed_p): Don't assert for early assembly output
3658 for __RTL functions.
3659 (cgraph_node::finalize_function): Set "force_output" for __RTL
3661 (cgraph_node::analyze): Bail out early for __RTL functions.
3662 (analyze_functions): Update assertion to support __RTL functions.
3663 (cgraph_node::expand): Bail out early for __RTL functions.
3664 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3666 * function.h (struct function): Update comment for field
3668 * gimple-expr.c: Include "tree-pass.h".
3669 (gimple_has_body_p): Return false for __RTL functions.
3670 * Makefile.in (OBJS): Add run-rtl-passes.o.
3671 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3673 (gcc::pass_manager::get_clean_slate): New accessor.
3674 * passes.c: Include "insn-addr.h".
3675 (should_skip_pass_p): Add logging. Update logic for running
3676 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3677 property-provider override so it is only done for gimple passes.
3679 (skip_pass): New function.
3680 (execute_one_pass): Call skip_pass when skipping passes.
3681 * read-md.c (md_reader::read_char): Support filtering
3682 the input to a subset of line numbers.
3683 (md_reader::md_reader): Initialize fields
3684 m_first_line and m_last_line.
3685 (md_reader::read_file_fragment): New function.
3686 * read-md.h (md_reader::read_file_fragment): New decl.
3687 (md_reader::m_first_line): New field.
3688 (md_reader::m_last_line): New field.
3689 * read-rtl-function.c (function_reader::create_function): Only
3690 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3691 curr_properties. Set DECL_INITIAL to a dummy block.
3692 (read_rtl_function_body_from_file_range): New function.
3693 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3695 * run-rtl-passes.c: New file.
3696 * run-rtl-passes.h: New file.
3698 2017-01-24 Jeff Law <law@redhat.com>
3700 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3703 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3705 PR tree-optimization/79159
3706 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3707 (record_nonwrapping_iv): Improve boundary using above function if no
3708 value range information.
3710 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3711 Martin Jambor <mjambor@suse.cz>
3713 * brig-builtins.def: New file.
3714 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3715 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3716 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3717 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3718 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3719 * builtin-types.def (BT_INT8): New.
3720 (BT_INT16): Likewise.
3721 (BT_UINT8): Likewise.
3722 (BT_UINT16): Likewise.
3723 (BT_FN_ULONG): Likewise.
3724 (BT_FN_UINT_INT): Likewise.
3725 (BT_FN_UINT_ULONG): Likewise.
3726 (BT_FN_UINT_LONG): Likewise.
3727 (BT_FN_UINT_PTR): Likewise.
3728 (BT_FN_ULONG_PTR): Likewise.
3729 (BT_FN_INT8_FLOAT): Likewise.
3730 (BT_FN_INT16_FLOAT): Likewise.
3731 (BT_FN_UINT32_FLOAT): Likewise.
3732 (BT_FN_UINT16_FLOAT): Likewise.
3733 (BT_FN_UINT8_FLOAT): Likewise.
3734 (BT_FN_UINT64_FLOAT): Likewise.
3735 (BT_FN_UINT16_UINT32): Likewise.
3736 (BT_FN_UINT32_UINT16): Likewise.
3737 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3738 (BT_FN_INT_PTR_INT): Likewise.
3739 (BT_FN_UINT_PTR_UINT): Likewise.
3740 (BT_FN_LONG_PTR_LONG): Likewise.
3741 (BT_FN_ULONG_PTR_ULONG): Likewise.
3742 (BT_FN_VOID_UINT64_UINT64): Likewise.
3743 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3744 (BT_FN_INT8_INT8_INT8): Likewise.
3745 (BT_FN_INT16_INT16_INT16): Likewise.
3746 (BT_FN_INT_INT_INT): Likewise.
3747 (BT_FN_UINT_FLOAT_UINT): Likewise.
3748 (BT_FN_FLOAT_UINT_UINT): Likewise.
3749 (BT_FN_ULONG_UINT_UINT): Likewise.
3750 (BT_FN_ULONG_UINT_PTR): Likewise.
3751 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3752 (BT_FN_UINT_UINT_UINT): Likewise.
3753 (BT_FN_VOID_UINT_PTR): Likewise.
3754 (BT_FN_UINT_UINT_PTR: Likewise.
3755 (BT_FN_UINT32_UINT64_PTR): Likewise.
3756 (BT_FN_INT_INT_UINT_UINT): Likewise.
3757 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3758 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3759 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3760 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3761 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3762 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3763 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3764 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3765 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3766 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3767 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3768 * doc/frontends.texi: List BRIG FE.
3769 * doc/install.texi (Testing): Add BRIG tesring requirements.
3770 * doc/invoke.texi (Overall Options): Mention BRIG.
3771 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3773 2017-01-24 Richard Biener <rguenther@suse.de>
3775 PR translation/79208
3776 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3778 2017-01-24 Martin Jambor <mjambor@suse.cz>
3781 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3782 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3785 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3788 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3789 casts from signed to unsigned really don't have a range.
3791 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3793 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3794 GMP_RNDx for compatiblity.
3796 2017-01-24 Martin Liska <mliska@suse.cz>
3799 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3800 that would prevent us to call alloca with -1 as argument.
3802 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3804 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3805 Avoid -Wformat-security warning.
3807 2017-01-23 Andrew Pinski <apinski@cavium.com>
3809 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3812 2017-01-23 Martin Sebor <msebor@redhat.com>
3815 * gimple-ssa-sprintf.c (warn_level): New global.
3816 (format_integer): Use it here and throughout the rest of the file.
3817 Use the same switch to compute sign as base.
3818 (maybe_warn): New function.
3819 (format_directive): Factor out warnings into maybe_warn.
3820 Add debugging output. Use warn_level.
3821 (add_bytes): Use warn_level.
3822 (pass_sprintf_length::compute_format_length): Add debugging output.
3823 (try_substitute_return_value): Same.
3824 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3827 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3828 (struct fmtresult, format_integer, format_floating): Adjust.
3829 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3830 (get_string_length, format_string,format_directive): Same.
3831 (pass_sprintf_length::compute_format_length): Same.
3832 (try_substitute_return_value): Simplify slightly.
3835 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3836 (fmtresult::operator+=): Outlined.
3837 (struct fmtresult): Add ctors.
3838 (struct conversion_spec): Rename...
3839 (struct directive): ...to this. Add and remove data members.
3840 (directive::set_width, directive::set_precision): New functions.
3841 (format_percent): Use fmtresult ctor.
3842 (get_width_and_precision): Remove.
3843 (format_integer): Make naming changes. Avoid computing width and
3845 (format_floating): Same. Adjust indentation.
3846 (format_character, format_none): New functions.
3847 (format_string): Moved character handling to format_character.
3848 (format_directive): Remove arguments, change return type.
3849 (parse_directive): New function.
3850 (pass_sprintf_length::compute_format_length): Move directive
3851 parsing to parse_directive.
3853 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3855 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3856 (assign_assembler_name_if_needed): ... this.
3857 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3858 (assign_assembler_name_if_needed): ... this.
3859 (free_lang_data_in_cgraph): Adjust callers.
3860 * cgraphunit.c (cgraph_node::analyze): Likewise.
3861 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3864 2017-01-23 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/79088
3867 PR tree-optimization/79188
3868 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3869 resetting loop bounds after last path deletion. Reset loop
3870 bounds of the target loop, make code match the comments.
3871 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3872 Make sure loops need no fixups.
3874 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3876 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3877 exponent support with double type for first argument.
3878 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3879 type returned by __builtin_vec_extract_sig,
3880 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3881 functions from "vector int" to "vector unsigned int" or from
3882 "vector long long int" to "vector unsigned long long int".
3883 Changed type returned by __builtin_vec_extract_exp,
3884 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3885 functions from "vector int" to "vector unsigned int" or from
3886 "vector long long int" to "vector unsigned long long int".
3887 Changed return type of __builtin_vec_test_data_class,
3888 __builtin_vec_test_data_class_sp, and
3889 __builtin_vec_test_data_class_dp from "vector int" to
3890 "vector bool int" or from "vector long long int" to "vector bool
3891 long long int" and changed second argument type from "unsigned
3892 int" to "int". Added new overloaded function forms "vector float
3893 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3894 "vector float __builtin_vec_insert_exp_sp (vector float, vector
3895 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3896 double, vector unsigned long long int)" and "vector double
3897 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3898 long int)". Changed return type of
3899 __builtin_scalar_test_data_class and
3900 __builtin_scalar_test_data_class_sp and
3901 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3902 int" and changed second argument from "unsigned int" to "int".
3903 Changed type returned by __builtin_scalar_test_neg,
3904 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3905 from "int" to "bool int". Added new overloaded function form
3906 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3907 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3908 exponent double-precision with floating point first argument.
3909 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3910 documentation of scalar_test_data_class, scalar_test_neg,
3911 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3912 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3913 vec_test_data_class built-in functions to reflect refinements in
3914 their type signatures.
3916 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
3918 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3920 (aarch64_elf_asm_destructor): Likewise.
3922 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
3924 PR rtl-optimization/78634
3925 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3926 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3927 * ifcvt.c (noce_try_cmove): Add missing cost check.
3929 PR rtl-optimization/71724
3930 * combine.c (if_then_else_cond): Look for situations where it is
3931 beneficial to undo the work of one of the recursive calls.
3933 2017-01-23 Bin Cheng <bin.cheng@arm.com>
3935 PR tree-optimization/70754
3936 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3937 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
3938 combined stmt before it if not NULL.
3939 (combine_chains): Process refs reversely and compute dominance point
3942 2017-01-23 Martin Liska <mliska@suse.cz>
3944 PR tree-optimization/79196
3945 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3946 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
3948 (strlen_optimize_stmt): Call the renamed function.
3950 2017-01-23 Michael Matz <matz@suse.de>
3952 PR tree-optimization/78384
3953 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3955 2017-01-23 Richard Biener <rguenther@suse.de>
3957 PR tree-optimization/79186
3958 * tree-vrp.c (register_new_assert_for): Make sure we've seen
3959 both incoming edges before moving an assert.
3961 2017-01-23 Martin Jambor <mjambor@suse.cz>
3963 * ipa-prop.c (load_from_param_1): Removed.
3964 (load_from_unmodified_param): Bits from load_from_param_1 put back
3966 (load_from_param): Removed.
3967 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3968 with stmt. Reverted back to use of load_from_unmodified_param.
3970 2017-01-23 Martin Jambor <mjambor@suse.cz>
3973 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3974 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
3975 field a pointer to garbage collected vector, mark lattices and
3976 ipcp_orig_node with GTY((skip)).
3977 (ipa_get_param_count): Adjust to descriptors being a pointer.
3978 (ipa_get_param): Likewise.
3979 (ipa_get_type): Likewise.
3980 (ipa_get_param_move_cost): Likewise.
3981 (ipa_set_param_used): Likewise.
3982 (ipa_get_controlled_uses): Likewise.
3983 (ipa_set_controlled_uses): Likewise.
3984 (ipa_is_param_used): Likewise.
3985 (ipa_node_params_t): Move into garbage collector. New methods insert
3987 (ipa_node_params_sum): Annotate wth GTY(()).
3988 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3990 (ipa_load_from_parm_agg): Adjust declaration.
3991 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3992 * ipa-profile.c (ipa_profile): Likewise.
3993 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3994 (ipa_populate_param_decls): Make descriptors parameter garbage
3996 (ipa_dump_param): Adjust to descriptors being a pointer.
3997 (ipa_alloc_node_params): Likewise.
3998 (ipa_initialize_node_params): Likewise.
3999 (load_from_param_1): Make descriptors parameter garbage collected.
4000 (load_from_unmodified_param): Likewise.
4001 (load_from_param): Likewise.
4002 (ipa_load_from_parm_agg): Likewise.
4003 (ipa_node_params::~ipa_node_params): Removed.
4004 (ipa_free_all_node_params): Remove call to delete operator.
4005 (ipa_node_params_t::insert): New.
4006 (ipa_node_params_t::remove): Likewise.
4007 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
4008 copy known_csts and known_contexts vectors.
4009 (ipa_read_node_info): Adjust to descriptors being a pointer.
4010 (ipcp_modif_dom_walker): Make m_descriptors field garbage
4012 (ipcp_transform_function): Make descriptors variable garbage
4015 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
4017 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
4018 * config/i386/avx512dqintrin.h: Ditto.
4019 * config/i386/avx512fintrin.h: Ditto.
4020 * gcc/config/i386/i386.c: Handle new builtins.
4021 * config/i386/i386-builtin.def: Add new builtins.
4022 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4023 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4025 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4026 Martin Liska <mliska@suse.cz>
4028 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4029 * asan.c (asan_expand_poison_ifn): Support stores and use
4030 appropriate ASAN report function.
4031 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4032 * internal-fn.def (ASAN_POISON_USE): Declare.
4033 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4034 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4035 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4036 ASAN_POISON calls w/o LHS.
4037 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4038 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4039 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4040 * gimplify.c (asan_poison_variables): Add attribute
4041 use_after_scope_memory to variables that really needs to live
4043 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4044 having the attribute.
4046 2017-01-23 Martin Liska <mliska@suse.cz>
4048 * asan.c (create_asan_shadow_var): New function.
4049 (asan_expand_poison_ifn): Likewise.
4050 * asan.h (asan_expand_poison_ifn): New declaration.
4051 * internal-fn.c (expand_ASAN_POISON): Likewise.
4052 * internal-fn.def (ASAN_POISON): New builtin.
4053 * sanopt.c (pass_sanopt::execute): Expand
4054 asan_expand_poison_ifn.
4055 * tree-inline.c (copy_decl_for_dup_finish): Make function
4057 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4058 * tree-ssa.c (is_asan_mark_p): New function.
4059 (execute_update_addresses_taken): Rewrite local variables
4060 (identified just by use-after-scope as addressable) into SSA.
4062 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4064 * doc/install.texi (Specific): opensource.apple.com uses https
4065 now. Remove trailing slash.
4067 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4069 * README.Portability: Remove note on an Irix compatibility issue.
4071 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4073 * gcov.c (INCLUDE_ALGORITHM): Define.
4074 (INCLUDE_VECTOR): Define.
4075 No longer include <vector> and <algorithm> directly.
4077 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4079 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4081 * doc/invoke.texi (Code Gen Options): Ditto.
4083 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4086 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4088 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4090 rtl-optimization/79125
4091 * cprop.c (local_cprop_pass): Handle cases where we make an
4094 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4098 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4099 read from, for big endian.
4101 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4103 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4104 register pauth builtins for LP64 only.
4106 2017-01-20 Marek Polacek <polacek@redhat.com>
4109 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4112 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4114 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4116 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4117 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4118 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4120 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4123 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4124 in big-endian mode when they are not a single duplicated value.
4126 2017-01-20 Richard Biener <rguenther@suse.de>
4128 * BASE-VER: Bump to 7.0.1.
4130 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4132 * omp-low.c (omplow_simd_context): New struct. Use it...
4133 (lower_rec_simd_input_clauses): ...here and...
4134 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4135 references to idx, lane, max_vf, is_simt.
4137 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4139 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4142 2017-01-20 Martin Jambor <mjambor@suse.cz>
4144 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4145 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4147 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4148 (GTFILES): Rename hsa.c to hsa-common.c.
4149 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4150 * hsa-dump.c: Likewise.
4151 * hsa-gen.c: Likewise.
4152 * hsa-regalloc.c: Likewise.
4153 * ipa-hsa.c: Likewise.
4154 * omp-expand.c: Likewise.
4155 * omp-low.c: Likewise.
4156 * toplev.c: Likewise.
4158 2017-01-20 Marek Polacek <polacek@redhat.com>
4161 * doc/invoke.texi: Document -Wduplicated-branches.
4162 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4163 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4164 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4165 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4166 return 0 only when not OEP_LEXICOGRAPHIC.
4167 (fold_build_cleanup_point_expr): Use the expression
4168 location when building CLEANUP_POINT_EXPR.
4169 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4170 * tree.c (add_expr): Handle error_mark_node.
4172 2017-01-20 Martin Liska <mliska@suse.cz>
4175 * tree-profile.c (init_ic_make_global_vars): Do not call
4177 (gimple_init_gcov_profiler): Likewise.
4179 2017-01-20 Martin Liska <mliska@suse.cz>
4182 * cgraph.h (maybe_create_reference): Remove argument and
4184 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4186 * ipa-cp.c (create_specialized_node): Likewise.
4187 * symtab.c (symtab_node::maybe_create_reference): Handle
4188 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4190 2017-01-20 Martin Liska <mliska@suse.cz>
4192 * read-rtl-function.c (function_reader::create_function): Use
4193 build_decl instread of build_decl_stat.
4195 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4197 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4198 * config/i386/avx512dqintrin.h: Ditto.
4199 * config/i386/avx512fintrin.h: Ditto.
4200 * config/i386/i386-builtin-types.def: Add new types.
4201 * gcc/config/i386/i386.c: Handle new types.
4202 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4203 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4204 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4205 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4206 (__builtin_ia32_kshiftridi): New.
4207 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4209 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4213 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4214 define to rs6000_init_stack_protect_guard.
4215 (rs6000_init_stack_protect_guard): New function.
4217 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4218 Yunqiang Su <yunqiang.su@imgtec.com>
4220 * config.gcc (supported_defaults): Add madd4.
4221 (with_madd4): Add validation.
4222 (all_defaults): Add madd4.
4223 * config/mips/mips.opt (mmadd4): New option.
4224 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4226 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4228 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4229 (ISA_HAS_FUSED_MADD4): Likewise.
4230 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4231 * gcc/doc/install.texi (--with-madd4): Document the new option.
4233 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4235 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4236 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4237 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4238 (aarch64_init_pauth_hint_builtins): New.
4239 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4240 (aarch64_expand_builtin): Expand new builtins.
4242 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4244 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4245 * combine-stack-adj.c (no_unhandled_cfa): Handle
4246 REG_CFA_TOGGLE_RA_MANGLE.
4247 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4248 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4249 info for return address signing.
4250 (aarch64_expand_epilogue): Likewise.
4252 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4254 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4255 * config/aarch64/aarch64-protos.h
4256 (aarch64_return_address_signing_enabled): New declaration.
4257 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4259 (aarch64_expand_prologue): Sign return address before it's pushed onto
4261 (aarch64_expand_epilogue): Authenticate return address fetched from
4263 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4264 (aarch64_attributes): New function attributes for "sign-return-address".
4265 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4266 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4267 ("*do_return"): Generate combined instructions according to key index.
4268 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4269 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4271 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4272 * config/aarch64/aarch64.opt (msign-return-address=): New.
4273 * doc/extend.texi (AArch64 Function Attributes): Documents
4274 "sign-return-address=".
4275 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4277 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4279 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4280 overall option summary.
4282 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4284 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4285 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4286 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4287 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4289 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4291 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4292 -mpower9-minmax by default for -mcpu=power9.
4293 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4294 128-bit floating point.
4296 2017-01-20 Alan Modra <amodra@gmail.com>
4298 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4299 optimizing for size.
4301 2017-01-20 Alan Modra <amodra@gmail.com>
4304 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4305 for strcmp and strncmp from corresponding builtin decl.
4307 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4309 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4310 instead of i386/rtems-64.h.
4311 * config/i386/rtems-64.h: Remove.
4313 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4317 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4321 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4323 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4324 Change int to HOST_WIDE_INT.
4325 * config/aarch64/aarch64-protos.h
4326 (aarch64_simd_gen_const_vector_dup): Likewise.
4327 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4329 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4331 * langhooks-def.h (lhd_type_for_size): New decl.
4332 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4333 * langhooks.c (lhd_type_for_size): New function, taken from
4336 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4338 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4339 define_bypass for CR latency.
4340 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4341 (power9-alu2): Add define_bypass for CR latency.
4343 (power9-mul): Update insn latency.
4344 (power9-mul-compare): Update insn latency, bypass latency and remove
4347 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4349 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4351 * config/aarch64/aarch64.md
4352 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4353 aarch64_nopcrelative_literal_loads.
4354 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4356 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4358 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4360 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4362 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4365 * config.gcc (supported_defaults): Add lxc1-sxc1.
4366 (with_lxc1_sxc1): Add validation.
4367 (all_defaults): Add lxc1-sxc1.
4368 * config/mips/mips.opt (mlxc1-sxc1): New option.
4369 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4371 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4372 __mips_no_lxc1_sxc1.
4373 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4374 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4375 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4377 2017-01-19 Richard Biener <rguenther@suse.de>
4379 PR tree-optimization/72488
4380 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4381 sure to restore SSA info.
4382 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4384 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4386 PR rtl-optimization/79121
4387 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4388 of the inner type when shifting an extended value.
4390 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4393 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4394 interposable aliases.
4396 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4399 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4400 Use the evmergelohi instruction.
4401 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4402 (mov_sitf_e500_subreg8_2_be): Likewise.
4403 (mov_sitf_e500_subreg12_2_le): Likewise.
4404 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4405 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4406 (mov_sitf_e500_subreg8_2_le): Likewise.
4407 (mov_sitf_e500_subreg12_2_be): Likewise.
4409 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4411 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4412 attribute from vecsimple to vecperm.
4413 (altivec_vbpermq2): Likewise.
4415 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4418 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4420 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4421 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4422 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4423 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4424 case where N arg is SIZE_MAX.
4425 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4426 (cmpstrsi): Add pattern.
4428 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4430 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4431 __builtin_vec_revb builtins.
4432 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4433 built-in functions to support generation of the ISA 3.0 XXBR<x>
4434 vector byte reverse instructions.
4435 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4436 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4437 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4438 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4439 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4440 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4441 (P9V_BUILTIN_VEC_REVB): Likewise.
4442 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4443 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4444 (p9_xxbrq_v16qi): Likewise.
4445 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4446 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4447 (p9_xxbrh_v8hi): Likewise.
4448 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4449 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4450 vec_revb built-in functions.
4452 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4454 PR rtl-optimization/78952
4455 * config/i386/i386.md (any_extract): New code iterator.
4456 (*insvqi_2): Use any_extract for source operand.
4457 (*insvqi_3): Use any_shiftrt for source operand.
4459 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4461 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4463 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4465 2017-01-18 Matthias Klose <doko@ubuntu.com>
4467 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4469 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4471 * config/rs6000/altivec.h (vec_bperm): Change #define.
4472 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4473 (altivec_vbpermq2): New define_insn.
4474 (altivec_vbpermd): Likewise.
4475 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4477 (VBPERMD): Likewise.
4478 (VBPERM): New polymorphic function interface.
4479 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4480 Add entries for P9V_BUILTIN_VEC_VBPERM.
4481 * doc/extend.texi: Add interfaces for vec_bperm.
4483 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4485 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4486 first letter of error messages.
4487 (s390_resolve_overloaded_builtin): Likewise.
4488 * config/s390/s390.c (s390_expand_builtin): Likewise.
4489 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4490 (s390_valid_target_attribute_inner_p): Likewise.
4491 * config/s390/s390.md ("tabort"): Likewise.
4493 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4495 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4496 (ISA_AVOID_DIV_HILO): New macro.
4497 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4498 (ISA_HAS_DDIV): Likewise.
4500 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4502 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4504 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4506 * doc/invoke.texi (fabi-version): Spelling fix.
4508 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4511 * doc/invoke.texi (fabi-version): Mention mangling fix for
4514 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4517 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4519 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4522 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4523 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4525 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4527 (stack_protect_test): Ditto.
4528 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4529 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4531 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4532 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4533 -mstack-protector-guard-offset=.
4534 (RS/6000 and PowerPC Options): Ditto.
4536 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4538 * config/i386/i386.h (MASK_CLASS_P): New define.
4539 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4540 there are no registers from different register sets also when
4541 mask registers are used. Update function comment.
4542 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4543 to (*k/*r) and (*k/*km) alternatives.
4545 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4547 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4548 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4549 (EH_RETURN_HANDLER_RTX): New define.
4550 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4551 Force frame pointer in EH return functions.
4552 (aarch64_expand_epilogue): Add barrier for eh_return.
4553 (aarch64_final_eh_return_addr): Remove.
4554 (aarch64_eh_return_handler_rtx): New function.
4555 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4557 (aarch64_eh_return_handler_rtx): New prototype.
4559 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4561 * config/rs6000/altivec.h (vec_rlmi): New #define.
4562 (vec_vrlnm): Likewise.
4563 (vec_rlnm): Likewise.
4564 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4565 (UNSPEC_VRLNM): Likewise.
4566 (VIlong): New mode iterator.
4567 (altivec_vrl<VI_char>mi): New define_insn.
4568 (altivec_vrl<VI_char>nm): Likewise.
4569 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4572 (RLNM): New polymorphic function entry.
4573 (VRLWMI): New monomorphic function entry.
4575 (RLMI): New polymorphic function entry.
4576 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4577 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4578 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4581 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4584 * dwarf2out.c (field_byte_offset): Restore the
4585 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4586 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4587 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4590 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4593 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4595 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4598 * dwarf2out.c (add_data_member_location_attribute): For constant
4599 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4600 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4601 DW_AT_byte_size attributes.
4603 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4605 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4606 after forcing to constant memory when the code model is medium.
4608 2017-01-17 Julia Koval <julia.koval@intel.com>
4611 * config/i386/avx512fintrin.h
4612 (_mm512_i32gather_ps): Change __addr type to void const*.
4613 (_mm512_mask_i32gather_ps): Ditto.
4614 (_mm512_i32gather_pd): Ditto.
4615 (_mm512_mask_i32gather_pd): Ditto.
4616 (_mm512_i64gather_ps): Ditto.
4617 (_mm512_mask_i64gather_ps): Ditto.
4618 (_mm512_i64gather_pd): Ditto.
4619 (_mm512_mask_i64gather_pd): Ditto.
4620 (_mm512_i32gather_epi32): Ditto.
4621 (_mm512_mask_i32gather_epi32): Ditto.
4622 (_mm512_i32gather_epi64): Ditto.
4623 (_mm512_mask_i32gather_epi64): Ditto.
4624 (_mm512_i64gather_epi32): Ditto.
4625 (_mm512_mask_i64gather_epi32): Ditto.
4626 (_mm512_i64gather_epi64): Ditto.
4627 (_mm512_mask_i64gather_epi64): Ditto.
4628 (_mm512_i32scatter_ps): Change __addr type to void*.
4629 (_mm512_mask_i32scatter_ps): Ditto.
4630 (_mm512_i32scatter_pd): Ditto.
4631 (_mm512_mask_i32scatter_pd): Ditto.
4632 (_mm512_i64scatter_ps): Ditto.
4633 (_mm512_mask_i64scatter_ps): Ditto.
4634 (_mm512_i64scatter_pd): Ditto.
4635 (_mm512_mask_i64scatter_pd): Ditto.
4636 (_mm512_i32scatter_epi32): Ditto.
4637 (_mm512_mask_i32scatter_epi32): Ditto.
4638 (_mm512_i32scatter_epi64): Ditto.
4639 (_mm512_mask_i32scatter_epi64): Ditto.
4640 (_mm512_i64scatter_epi32): Ditto.
4641 (_mm512_mask_i64scatter_epi32): Ditto.
4642 (_mm512_i64scatter_epi64): Ditto.
4643 (_mm512_mask_i64scatter_epi64): Ditto.
4644 * config/i386/avx512pfintrin.h
4645 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4646 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4647 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4648 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4649 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4650 (_mm512_prefetch_i32scatter_ps): Ditto.
4651 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4652 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4653 (_mm512_prefetch_i64scatter_pd): Ditto.
4654 (_mm512_prefetch_i64scatter_ps): Ditto.
4655 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4656 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4657 * config/i386/avx512vlintrin.h
4658 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4659 (_mm_mmask_i32gather_ps): Ditto.
4660 (_mm256_mmask_i32gather_pd): Ditto.
4661 (_mm_mmask_i32gather_pd): Ditto.
4662 (_mm256_mmask_i64gather_ps): Ditto.
4663 (_mm_mmask_i64gather_ps): Ditto.
4664 (_mm256_mmask_i64gather_pd): Ditto.
4665 (_mm_mmask_i64gather_pd): Ditto.
4666 (_mm256_mmask_i32gather_epi32): Ditto.
4667 (_mm_mmask_i32gather_epi32): Ditto.
4668 (_mm256_mmask_i32gather_epi64): Ditto.
4669 (_mm_mmask_i32gather_epi64): Ditto.
4670 (_mm256_mmask_i64gather_epi32): Ditto.
4671 (_mm_mmask_i64gather_epi32): Ditto.
4672 (_mm256_mmask_i64gather_epi64): Ditto.
4673 (_mm_mmask_i64gather_epi64): Ditto.
4674 (_mm256_i32scatter_ps): Change __addr type to void*.
4675 (_mm256_mask_i32scatter_ps): Ditto.
4676 (_mm_i32scatter_ps): Ditto.
4677 (_mm_mask_i32scatter_ps): Ditto.
4678 (_mm256_i32scatter_pd): Ditto.
4679 (_mm256_mask_i32scatter_pd): Ditto.
4680 (_mm_i32scatter_pd): Ditto.
4681 (_mm_mask_i32scatter_pd): Ditto.
4682 (_mm256_i64scatter_ps): Ditto.
4683 (_mm256_mask_i64scatter_ps): Ditto.
4684 (_mm_i64scatter_ps): Ditto.
4685 (_mm_mask_i64scatter_ps): Ditto.
4686 (_mm256_i64scatter_pd): Ditto.
4687 (_mm256_mask_i64scatter_pd): Ditto.
4688 (_mm_i64scatter_pd): Ditto.
4689 (_mm_mask_i64scatter_pd): Ditto.
4690 (_mm256_i32scatter_epi32): Ditto.
4691 (_mm256_mask_i32scatter_epi32): Ditto.
4692 (_mm_i32scatter_epi32): Ditto.
4693 (_mm_mask_i32scatter_epi32): Ditto.
4694 (_mm256_i32scatter_epi64): Ditto.
4695 (_mm256_mask_i32scatter_epi64): Ditto.
4696 (_mm_i32scatter_epi64): Ditto.
4697 (_mm_mask_i32scatter_epi64): Ditto.
4698 (_mm256_i64scatter_epi32): Ditto.
4699 (_mm256_mask_i64scatter_epi32): Ditto.
4700 (_mm_i64scatter_epi32): Ditto.
4701 (_mm_mask_i64scatter_epi32): Ditto.
4702 (_mm256_i64scatter_epi64): Ditto.
4703 (_mm256_mask_i64scatter_epi64): Ditto.
4704 (_mm_i64scatter_epi64): Ditto.
4705 (_mm_mask_i64scatter_epi64): Ditto.
4706 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4707 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4708 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4709 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4710 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4711 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4712 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4713 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4714 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4715 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4716 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4717 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4718 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4719 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4720 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4721 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4722 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4723 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4724 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4725 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4726 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4727 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4728 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4729 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4730 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4731 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4732 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4733 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4734 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4735 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4736 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4737 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4738 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4739 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4740 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4741 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4742 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4743 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4744 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4745 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4746 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4747 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4748 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4749 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4750 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4751 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4752 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4753 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4754 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4755 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4756 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4757 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4758 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4759 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4760 definitions accordingly.
4762 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4763 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4766 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4769 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4772 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4773 hard regs for inner regno.
4775 2017-01-17 Martin Liska <mliska@suse.cz>
4778 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4779 assumption and add comment.
4781 2017-01-17 Nathan Sidwell <nathan@acm.org>
4783 * ipa-visibility.c (localize_node): New function, broken out of ...
4784 (function_and_variable_visibility): ... here. Call it.
4786 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4789 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4790 correctly set frequency of oudgoing edge.
4791 (duplicate_thread_path): Fix profile updating.
4793 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4796 * configure.ac: Add GCC_BASE_VER.
4797 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4798 version from BASE-VER file.
4799 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4800 (gcc.o): Depend on $(BASEVER).
4801 * common.opt (dumpfullversion): New option.
4802 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4803 * doc/invoke.texi: Document -dumpfullversion.
4804 * doc/install.texi: Document --with-gcc-major-version-only.
4805 * configure: Regenerated.
4807 2017-01-17 Richard Biener <rguenther@suse.de>
4809 PR tree-optimization/71433
4810 * tree-vrp.c (register_new_assert_for): Merge same asserts
4811 on all incoming edges.
4812 (process_assert_insertions_for): Handle insertions at the
4815 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4817 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4818 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4820 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4823 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4826 2017-01-17 Alan Modra <amodra@gmail.com>
4829 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4830 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4831 symbolic stack limit when pic.
4833 2017-01-16 Martin Sebor <msebor@redhat.com>
4835 PR tree-optimization/78608
4836 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4838 2017-01-16 Jeff Law <law@redhat.com>
4841 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4842 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4843 for several include directories that may be relative to sysroot.
4844 * config/i386/x-mingw32 (gplus_includedir): Define.
4845 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4846 (native_system_includedir): Likewise.
4847 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4848 override if TARGET_SYSTEM_ROOT is defined.
4849 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4851 PR tree-optimization/79090
4852 PR tree-optimization/33562
4853 PR tree-optimization/61912
4854 PR tree-optimization/77485
4855 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4856 and computed trims into the dump file.
4858 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4860 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4862 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4865 * gimplify.c (gimplify_init_constructor): If want_value and
4866 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4870 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4871 sequence. Formatting fixes.
4872 (doloop_optimize): Formatting fixes.
4875 * gcc.c (debug_level_greater_than_spec_func): New function.
4876 (static_spec_functions): Add debug-level-gt spec function.
4877 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4879 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4880 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4881 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4882 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4883 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4884 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4886 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4889 QImode fixups to general and mask registers only.
4891 2017-01-16 Carl Love <cel@us.ibm.com>
4893 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4894 for built-in functions
4895 vector signed char vec_nabs (vector signed char)
4896 vector signed short vec_nabs (vector signed short)
4897 vector signed int vec_nabs (vector signed int)
4898 vector signed long long vec_nabs (vector signed long long)
4899 vector float vec_nabs (vector float)
4900 vector double vec_nabs (vector double)
4901 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4903 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4904 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4905 * doc/extend.texi: Update the documentation file for the new built-in
4908 2017-01-16 Martin Sebor <msebor@redhat.com>
4910 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4913 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4915 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4916 UNSPEC_VSX__XXSPLTD to require special splat handling.
4918 2017-01-16 David Malcolm <dmalcolm@redhat.com>
4921 * system.h: Poison strndup.
4923 2017-01-16 Alan Modra <amodra@gmail.com>
4926 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4929 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
4931 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4933 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
4935 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4936 call recog here. Assert that INSN_CODE (insn) is non-negative.
4938 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4941 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4943 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4944 in the currently scheduled RTL fragment.
4946 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4948 PR rtl-optimization/78751
4949 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4952 2017-01-14 Jeff Law <law@redhat.com>
4954 PR tree-optimization/79090
4955 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4956 variable length stores.
4957 (compute_trims): Delete dead assignment to *trim_tail.
4958 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4961 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
4963 PR rtl-optimization/78626
4964 PR rtl-optimization/78727
4965 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4966 of a block, and split such blocks after everything else is finished.
4968 2017-01-14 Alan Modra <amodra@gmail.com>
4971 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4972 target legitimate_combined_insn.
4973 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4974 (rs6000_legitimate_combined_insn): New function.
4975 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4977 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4978 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4979 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4981 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
4983 * doc/frontends.texi (G++ and GCC): Remove references to Java.
4985 2017-01-13 Jeff Law <law@redhat.com>
4987 PR tree-optimization/33562
4988 PR tree-optimization/61912
4989 PR tree-optimization/77485
4990 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4992 (delete_dead_assignment): Likewise.
4993 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4994 statement to delete_dead_call and delete_dead_assignment.
4996 2017-01-13 David Malcolm <dmalcolm@redhat.com>
4999 * substring-locations.c (format_warning_va): Strengthen case 1 so
5000 that both endpoints of the substring must be within the format
5001 range for just the substring to be printed.
5003 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
5005 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
5006 * config/i386/i386.c (ix86_target_string): Add missing options
5007 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
5008 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
5009 flags_other and ix86_target_other to flags2_other. Display unknown
5011 (ix86_valid_target_attribute_inner_p): Add missing options and
5012 reorder options by implied ISAs, as in ix86_target_string.
5014 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5016 * hash-table.h (hash_table::too_empty_p): New function.
5017 (hash_table::expand): Use it.
5018 (hash_table::traverse): Likewise.
5019 (hash_table::empty_slot): Use sizeof (value_type) instead of
5020 sizeof (PTR) to convert bytes to elements. Shrink the table
5021 if the current size is excessive for the current number of
5024 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5026 * ira-costs.c (record_reg_classes): Break from the inner loop
5027 early once alt_fail is known to be true. Update outer loop
5028 handling accordingly.
5030 2017-01-13 Jeff Law <law@redhat.com>
5032 * tree-ssa-dse.c (decrement_count): New function.
5033 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5034 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5035 when we know the partially dead statement is a mem* function.
5037 PR tree-optimization/61912
5038 PR tree-optimization/77485
5039 * tree-ssa-dse.c: Include expr.h.
5040 (maybe_trim_constructor_store): New function.
5041 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5043 PR tree-optimization/33562
5044 PR tree-optimization/61912
5045 PR tree-optimization/77485
5046 * doc/invoke.texi: Document new dse-max-object-size param.
5047 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5048 * tree-ssa-dse.c: Include params.h.
5049 (dse_store_status): New enum.
5050 (initialize_ao_ref_for_dse): New, partially extracted from
5052 (valid_ao_ref_for_dse, normalize_ref): New.
5053 (setup_live_bytes_from_ref, compute_trims): Likewise.
5054 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5055 (maybe_trim_partially_dead_store): Likewise.
5056 (maybe_trim_complex_store): Likewise.
5057 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5058 Track what bytes live from the original store. Return tri-state
5059 for dead, partially dead or live.
5060 (dse_dom_walker): Add constructor, destructor and new private members.
5061 (delete_dead_call, delete_dead_assignment): New extracted from
5063 (dse_optimize_stmt): Make a member of dse_dom_walker.
5064 Use initialize_ao_ref_for_dse.
5066 PR tree-optimization/33562
5067 PR tree-optimization/61912
5068 PR tree-optimization/77485
5069 * sbitmap.h (bitmap_count_bits): Prototype.
5070 (bitmap_clear_range, bitmap_set_range): Likewise.
5071 * sbitmap.c (bitmap_clear_range): New function.
5072 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5074 2017-01-13 Martin Liska <mliska@suse.cz>
5077 * function.c (set_cfun): Add new argument force.
5078 * function.h (set_cfun): Likewise.
5079 * ipa-inline-transform.c (inline_call): Use the function when
5080 strict alising from is dropped for function we inline to.
5082 2017-01-13 Richard Biener <rguenther@suse.de>
5084 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5085 for dumping GIMPLE INTEGER_CSTs.
5087 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5089 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5090 to 201112L since C++17.
5092 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5095 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5096 if -fsanitize=kernel-address is present.
5098 2017-01-13 Richard Biener <rguenther@suse.de>
5100 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5101 as _Literal ( type ) number in case usual suffixes do not
5102 preserve all information.
5104 2017-01-13 Richard Biener <rguenther@suse.de>
5106 PR tree-optimization/77283
5107 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5108 and ssa-iterators.h.
5109 (is_feasible_trace): Implement a cost model based on joiner
5112 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5115 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5116 char or short to __float128/_Float128 directly.
5118 2017-01-12 Martin Sebor <msebor@redhat.com>
5120 to -Wformat-overflow.
5121 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5122 (min_bytes_remaining): Same.
5123 (get_string_length): Same.
5124 (format_string): Same.
5125 (format_directive): Same.
5127 (pass_sprintf_length::handle_gimple_call): Same.
5129 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5131 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5132 info.nowrite calls with no lhs that can't throw. Return bool
5133 whether gsi_remove has been called or not.
5134 (pass_sprintf_length::handle_gimple_call): Return bool whether
5135 try_substitute_return_value called gsi_remove. Formatting fix.
5136 (pass_sprintf_length::execute): Don't use gsi_remove if
5137 handle_gimple_call returned true.
5140 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5141 be removed due to side-effects, don't remove following barrier nor
5142 turn the successor edge into fallthru edge.
5144 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5147 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5148 element-reversing loads and stores as not swappable.
5150 2017-01-12 Nathan Sidwell <nathan@acm.org>
5151 Nicolai Stange <nicstange@gmail.com>
5153 * combine.c (try_combine): Don't ignore result of overlap checking
5154 loop. Combine overlap & asm check into single loop.
5156 2017-01-12 Richard Biener <rguenther@suse.de>
5158 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5159 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5161 2017-01-12 Richard Biener <rguenther@suse.de>
5163 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5164 and TS_TARGET_OPTION directly derive from TS_BASE.
5165 * tree-core.h (tree_optimization_option): Derive from tree_base.
5166 (tree_target_option): Likewise.
5168 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5170 * config/i386/i386.c (memory_address_length): Increase len
5171 only when rip_relative_addr_p returns false.
5173 2017-01-11 Julia Koval <julia.koval@intel.com>
5175 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5176 (OPTION_MASK_ISA_SGX_SET): New.
5177 (ix86_handle_option): Handle OPT_msgx.
5178 * config.gcc: Added sgxintrin.h.
5179 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5180 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5181 * config/i386/i386.c (ix86_target_string): Add -msgx.
5183 (ix86_option_override_internal): Handle new options.
5184 (ix86_valid_target_attribute_inner_p): Add sgx.
5185 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5186 * config/i386/i386.opt: Add msgx.
5187 * config/i386/sgxintrin.h: New file.
5188 * config/i386/x86intrin.h: Add sgxintrin.h.
5190 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5193 * fold-const.c (maybe_nonzero_address): Return 1 for function
5195 (tree_single_nonzero_warnv_p): Don't handle function local objects
5199 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5202 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5205 * opts.c: Include "spellcheck.h"
5206 (struct string_fragment): New struct.
5207 (struct edit_distance_traits<const string_fragment &>): New
5209 (get_closest_sanitizer_option): New function.
5210 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5212 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5214 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5216 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5217 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5218 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5219 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5220 for initial die_offset if dwarf_split_debug_info.
5221 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5222 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5224 (output_skeleton_debug_sections): Formatting fix. Use
5225 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5226 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5228 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5230 * config/arm/cortex-a53.md: Add bypasses for
5232 (cortex_a53_r2f): Only use for transfers.
5233 (cortex_a53_f2r): Likewise.
5234 (cortex_a53_r2f_cvt): Add reservation for conversions.
5235 (cortex_a53_f2r_cvt): Likewise.
5237 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5239 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5240 to all inlined functions, change static to extern.
5242 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5245 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5247 (arm_assemble_integer): Likewise.
5249 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5251 * config.gcc: Use new awk script to check CPU, FPU and architecture
5252 parameters for --with-... options.
5253 * config/arm/parsecpu.awk: New file
5254 * config/arm/arm-cpus.in: New file.
5255 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5257 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5259 * config/arm/t-arm: Update dependency rules.
5260 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5261 of processing .def files.
5262 * config/arm/genopt.sh: Deleted.
5263 * config/arm/gentune.sh: Deleted.
5264 * config/arm/arm-cores.def: Deleted.
5265 * config/arm/arm-arches.def: Deleted.
5266 * config/arm/arm-fpus.def: Deleted.
5267 * config/arm/arm-tune.md: Regenerated.
5268 * config/arm/arm-tables.opt: Regenerated.
5269 * config/arm/arm-cpu.h: New generated file.
5270 * config/arm/arm-cpu-data.h: New generated file.
5271 * config/arm/arm-cpu-cdata.h: New generated file.
5273 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5276 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5278 (input_varpool_node): Unpack dynamically_initialized bit.
5280 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5282 PR rtl-optimization/79032
5283 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5284 the alignment of the adjusted memory reference against that of MODE,
5285 instead of the alignment of the original memory reference.
5287 2017-01-11 Martin Jambor <mjambor@suse.cz>
5289 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5291 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5292 decorated functions.
5294 2017-01-11 Richard Biener <rguenther@suse.de>
5296 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5297 set range/nonnull info for PHI results. Do not set it on
5298 stmts marked for removal.
5300 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5302 * expr.c (store_field): In the bitfield case, fetch the return value
5303 from the registers before applying a single big-endian adjustment.
5304 Always do a final load for a BLKmode value not larger than a word.
5306 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5309 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5310 that we correctly handle column numbers greater than
5311 LINE_MAP_MAX_COLUMN_NUMBER.
5313 2017-01-10 Martin Sebor <msebor@redhat.com>
5316 * gimple-ssa-sprintf.c (get_destination_size): Call
5317 {init,fini}object_sizes.
5318 * tree-object-size.c (addr_object_size): Adjust.
5319 (pass_through_call): Adjust.
5320 (pass_object_sizes::execute): Adjust.
5321 * tree-object-size.h (fini_object_sizes): Declare.
5323 2017-01-10 Martin Sebor <msebor@redhat.com>
5325 PR tree-optimization/78775
5326 * builtins.c (get_size_range): Move...
5327 * calls.c: ...to here.
5328 (alloc_max_size): Accept zero argument.
5329 (operand_signed_p): Remove.
5330 (maybe_warn_alloc_args_overflow): Call get_size_range.
5331 * calls.h (get_size_range): Declare.
5333 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5335 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5336 from TI's devices.csv file as of September 2016.
5337 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5339 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5341 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5342 * doc/invoke.texi: Likewise.
5343 * doc/md.texi: Likewise.
5344 * doc/objc.texi: Likewise.
5346 2017-01-10 Joshua Conner <joshconner@google.com>
5348 * config/arm/fuchsia-elf.h: New file.
5349 * config/fuchsia.h: New file.
5350 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5351 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5353 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5355 2016-01-10 Richard Biener <rguenther@suse.de>
5357 PR tree-optimization/79034
5358 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5359 Propagate out degenerate PHIs in the joiner.
5361 2017-01-10 Martin Liska <mliska@suse.cz>
5363 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5364 (sort_congruence_classes_by_decl_uid): Likewise.
5365 (sort_congruence_class_groups_by_decl_uid): Likewise.
5366 (sem_item_optimizer::merge_classes): Sort class, groups in these
5367 classes and members in the groups by DECL_UID of declarations.
5368 This would make merge operations stable.
5370 2017-01-10 Martin Liska <mliska@suse.cz>
5372 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5373 usage of m_classes_vec.
5374 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5375 (sem_item_optimizer::get_group_by_hash): Likewise.
5376 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5377 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5378 (sem_item_optimizer::verify_classes): Likewise.
5379 (sem_item_optimizer::process_cong_reduction): Likewise.
5380 (sem_item_optimizer::dump_cong_classes): Likewise.
5381 (sem_item_optimizer::merge_classes): Likewise.
5382 * ipa-icf.h (congruence_class_hash): Rename from
5383 congruence_class_group_hash. Remove declaration of m_classes_vec.
5385 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5387 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5388 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5389 * config.gcc: Add avx512vpopcntdqintrin.h.
5390 * config/i386/avx512vpopcntdqintrin.h: New.
5391 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5392 * config/i386/i386-builtin-types.def: Add new types.
5393 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5394 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5395 __builtin_ia32_vpopcountq_v8di_mask): New.
5396 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5397 __AVX512VPOPCNTDQ__.
5398 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5399 (PTA_AVX512VPOPCNTDQ): Define.
5400 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5401 TARGET_AVX512VPOPCNTDQ_P): Define.
5402 * config/i386/i386.opt: Add mavx512vpopcntdq.
5403 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5404 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5406 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5409 * predict.def (PRED_CALL): Set to 67.
5411 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5413 * expr.c (store_field): In the bitfield case, if the value comes from
5414 a function call and is of an aggregate type returned in registers, do
5415 not modify the field mode; extract the value in all cases if the mode
5416 is BLKmode and the size is not larger than a word.
5418 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5421 * config/i386/cpuid.h: Fix undefined behavior.
5423 2017-01-04 Jeff Law <law@redhat.com>
5425 PR tree-optimization/79007
5426 PR tree-optimization/67955
5427 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5428 conservative for pt.null when flag_non_call_exceptions is on.
5430 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5432 PR translation/79019
5433 PR translation/79020
5434 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5435 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5436 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5438 * config/avr/avr.opt (maccumulate-args): Likewise.
5439 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5440 * common.opt (freport-bug): Likewise.
5441 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5442 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5443 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5444 translatable string.
5445 * config/i386/i386.c (function_value_32): Likewise.
5446 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5447 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5449 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5450 * common/config/msp430/msp430-common.c (msp430_handle_option):
5452 * symtab.c (symtab_node::verify_base): Likewise.
5453 * opts.c (set_debug_level): Likewise.
5454 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5456 missing whitespace to translatable strings.
5457 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5458 * config/sh/superh.h: Likewise.
5459 * config/i386/xopintrin.h: Likewise.
5460 * config/i386/znver1.md: Likewise.
5461 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5462 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5463 * double-int.h (struct double_int): Likewise.
5464 * double-int.c (div_and_round_double): Likewise.
5465 * wide-int.cc: Likewise.
5466 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5467 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5468 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5469 (crossjumps_occurred): ... this.
5470 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5473 PR tree-optimization/78899
5474 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5475 returning bool return struct loop *, NULL for failure and the new
5477 (versionable_outer_loop_p): Don't version outer loop if it has
5478 dont_vectorized bit set.
5479 (tree_if_conversion): When versioning outer loop, ensure
5480 tree_if_conversion is performed also on the inner loop of the
5481 non-vectorizable outer loop copy.
5482 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5483 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5484 prevent vectorization of it.
5485 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5486 the outer loop vectorization of the non-scalar version is attempted
5487 before vectorization of the inner loop in scalar version. If
5488 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5489 vectorization of its inner loop.
5490 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5491 has 2 inner loops, rename also on edges from bb whose single pred
5492 is outer_loop->header. Fix typo in function comment.
5494 2017-01-09 Martin Sebor <msebor@redhat.com>
5497 * asan.c (asan_emit_stack_protection): Increase local buffer size
5498 to avoid snprintf truncation warning.
5500 2017-01-09 Andrew Pinski <apinski@cavium.com>
5502 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5503 to reference thunderx2t99 for the tuning structure
5504 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5506 (thunderx2t99_extra_costs): This.
5507 * config/aarch64/aarch64-tune.md: Regenerate.
5508 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5509 (vulcan_addrcost_table): This.
5510 (vulcan_regmove_cost): Rename to ...
5511 (thunderx2t99_regmove_cost): This.
5512 (vulcan_vector_cost): Rename to ...
5513 (thunderx2t99_vector_cost): this.
5514 (vulcan_branch_cost): Rename to ...
5515 (thunderx2t99_branch_cost): This.
5516 (vulcan_tunings): Rename to ...
5517 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5518 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5520 2017-01-09 Martin Jambor <mjambor@suse.cz>
5524 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5525 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5526 (propagate_vr_accross_jump_function): Use the above function for all
5527 value range computations for pass-through jump functions and type
5528 converasion from explicit value range values.
5529 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5530 parameters from TYPE_ARG_TYPES.
5531 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5532 (ipa_write_node_info): Stream type of the actual argument.
5533 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5535 2017-01-09 Martin Liska <mliska@suse.cz>
5538 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5539 (lookup_compiler): Do not show error message with have_E.
5541 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5543 PR tree-optimization/78938
5544 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5545 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5546 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5547 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5550 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5552 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5555 2017-01-09 Richard Biener <rguenther@suse.de>
5557 PR tree-optimization/78997
5558 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5559 name condition properly.
5561 2017-01-09 Richard Biener <rguenther@suse.de>
5564 * dwarf2out.c (is_cxx): New overload with context.
5565 (is_naming_typedef_decl): Use it.
5567 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5569 * invoke.texi (Option Summary): Correct spacing in option lists
5570 and add line breaks to fix over-long lines.
5572 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5576 * extend.texi (Common Variable Attributes): Add xref to GCC
5577 Internals manual to explain mode attribute keywords.
5579 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5582 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5583 and Preprocessor Options.
5584 (Options for Linking): Document -pthread here....
5585 (RS/6000 and PowerPC Options): ...not here.
5586 (Solaris 2 Options): ...or here.
5587 * doc/cppopts.texi: Document -pthread.
5589 2017-01-08 Martin Sebor <msebor@redhat.com>
5592 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5593 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5594 New member functions.
5595 (format_directive): Used them.
5597 (pass_sprintf_length::handle_gimple_call): Same.
5598 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5599 to avoid truncation for any argument.
5600 (extract_affine_mul): Same.
5601 * tree.c (get_file_function_name): Same.
5603 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5606 * predict.def (PRED_INDIR_CALL): Set to 86.
5608 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5610 PR preprocessor/54124
5611 * doc/cppopts.texi: Reformat -d subtable to list the full name
5612 of the options. Add cross-reference to the docs for the general
5613 compiler -d options.
5614 * doc/invoke.texi (Developer Options): Add cross-reference to the
5615 preprocessor-specific -d option documentation.
5617 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5619 PR preprocessor/13498
5620 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5621 redudant material, and reflect new command-line options.
5622 (System Headers): Likewise.
5624 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5626 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5627 -isystem, and -idirafter. Copy-edit.
5628 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5629 default for -ftrack-macro-expansion. Delete obsolete and
5630 badly-formatted implementation details about -fdebug-cpp output.
5631 * doc/cppwarnopts.texi: Copy-edit.
5633 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5636 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5637 that the transition from a max line width >= 1<<10 to narrower
5638 lines works correctly.
5640 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5642 * doc/options.texi (PerFunction): New.
5643 * opt-functions.awk (switch_flags): Map both Optimization and
5644 PerFunction to CL_OPTIMIZATION.
5645 * opth-gen.awk: Test for PerFunction flag along with
5647 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5648 it only when the latter is present. Skip those that don't in
5649 the hash function generator.
5650 * common.opt (fvar-tracking): Mark as PerFunction instead of
5652 (fvar-tracking-assignments): Likewise.
5653 (fvar-tracking-assignments-toggle): Likewise.
5654 (fvar-tracking-uninit): Likewise.
5656 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5658 PR translation/79018
5659 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5662 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5665 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5666 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5667 TARGET_LONG_JUMP_TABLE_OFFSETS.
5668 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5669 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5670 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5671 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5672 * config/m68k/m68k.md (tablejump expander): Likewise.
5673 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5674 TARGET_LONG_JUMP_TABLE_OFFSETS.
5675 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5676 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5678 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5679 David Holsgrove <david.holsgrove@xilinx.com>
5681 * common/config/microblaze/microblaze-common.c
5682 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5683 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5685 * config/microblaze/microblaze.c (microblaze_must_save_register)
5686 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5688 (microblaze_eh_return): New function.
5689 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5690 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5691 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5692 * config/microblaze/microblaze.md (eh_return): New pattern.
5694 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5696 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5697 GCC_DIAGNOSTIC_STRINGIFY): Define.
5699 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5701 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5703 * config/arm/arm.md (<mcrr>): New.
5705 * config/arm/arm.c (arm_arch5te): New.
5706 (arm_option_override): Set arm_arch5te.
5707 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5709 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5710 (arm_mcrr_qualifiers): ... this. New.
5711 (MRRC_QUALIFIERS): Define to...
5712 (arm_mrrc_qualifiers): ... this. New.
5713 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5715 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5716 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5717 (MRRCI, mrrc, MRRC): New.
5718 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5719 VUNSPEC_MRRC2): New.
5721 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5723 * config/arm/arm.md (<mcr>): New.
5725 * config/arm/arm.c (arm_coproc_builtin_available): Add
5726 support for mcr, mrc, mcr2 and mrc2.
5727 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5728 (arm_mcr_qualifiers): ... this. New.
5729 (MRC_QUALIFIERS): Define to ...
5730 (arm_mrc_qualifiers): ... this. New.
5731 (MCR_QUALIFIERS): Define to ...
5732 (arm_mcr_qualifiers): ... this. New.
5733 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5735 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5736 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5737 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5740 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5742 * config/arm/arm.md (*ldc): New.
5746 * config/arm/arm.c (arm_coproc_builtin_available): Add
5747 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5748 (arm_coproc_ldc_stc_legitimate_address): New.
5749 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5750 'qualifier_const_pointer'.
5751 (LDC_QUALIFIERS): Define to...
5752 (arm_ldc_qualifiers): ... this. New.
5753 (STC_QUALIFIERS): Define to...
5754 (arm_stc_qualifiers): ... this. New.
5755 * config/arm/arm-protos.h
5756 (arm_coproc_ldc_stc_legitimate_address): New.
5757 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5758 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5759 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5760 stc2, stcl, stc2l): New.
5761 * config/arm/constraints.md (Uz): New.
5762 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5763 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5764 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5765 VUNSPEC_STC2L): New.
5767 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5769 * config/arm/arm.md (<cdp>): New.
5770 * config/arm/arm.c (neon_const_bounds): Rename this ...
5771 (arm_const_bounds): ... this.
5772 (arm_coproc_builtin_available): New.
5773 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5774 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5775 (CDP_QUALIFIERS): Define to...
5776 (arm_cdp_qualifiers): ... this. New.
5778 (arm_expand_builtin_args): Add case for 6 arguments.
5779 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5780 (arm_const_bounds): ... this.
5781 (arm_coproc_builtin_available): New.
5782 * config/arm/arm_acle.h (__arm_cdp): New.
5784 * config/arm/arm_acle_builtins.def (cdp): New.
5786 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5787 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5789 * config/arm/types.md (coproc): New.
5790 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5791 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5792 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5793 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5795 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5797 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5798 (UBINOP_QUALIFIERS): New.
5800 (acle_builtin_data): New. Change comment.
5801 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5802 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5803 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5804 arm_acle_builtins.def.
5805 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5806 (arm_init_acle_builtins): New.
5807 (CRC32_BUILTIN): Remove.
5808 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5809 crc32cb, crc32ch and crc32cw.
5810 (arm_init_crc32_builtins): Remove.
5811 (arm_init_builtins): Use arm_init_acle_builtins rather
5812 than arm_init_crc32_builtins.
5813 (arm_expand_acle_builtin): New.
5814 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5815 * config/arm/arm_acle_builtins.def: New.
5817 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5819 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5820 (arm_builtin_datum): ... this.
5821 (arm_init_neon_builtin): Rename to ...
5822 (arm_init_builtin): ... this. Add a new parameters PREFIX
5823 and USE_SIG_IN_NAME.
5824 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5825 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5826 'arm_builtin_datum'.
5827 (arm_init_vfp_builtins): Likewise.
5828 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5829 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5830 (arm_expand_neon_args): Rename to ...
5831 (arm_expand_builtin_args): ... this. Rename builtin_arg
5832 enum values and differentiate between ARG_BUILTIN_MEMORY
5833 and ARG_BUILTIN_NEON_MEMORY.
5834 (arm_expand_neon_builtin_1): Rename to ...
5835 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5836 values, arm_expand_builtin_args and add bool parameter NEON.
5837 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5838 (arm_expand_vfp_builtin): Likewise.
5839 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5841 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5844 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5845 * predict.c (tree_estimate_probability_bb): Reverse direction of
5846 polymorphic call predictor.
5848 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5850 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5851 (determine_pass_name_match): ...this new function and...
5852 (should_skip_pass_p): ...this new function.
5854 2017-01-06 Nathan Sidwell <nathan@acm.org>
5856 * ipa-visibility.c (function_and_variable_visibility): Reformat
5857 comments and long lines. Remove extrneous if.
5858 * symtab.c (symtab_node::make_decl_local): Fix code format.
5859 (symtab_node::set_section_for_node): Fix comment typo.
5861 2017-01-06 Martin Liska <mliska@suse.cz>
5864 * lra-constraints.c: Rename invariant to lra_invariant.
5865 * predict.c (set_even_probabilities): Initialize e to NULL.
5867 2017-01-05 Martin Sebor <msebor@redhat.com>
5869 PR tree-optimization/78910
5870 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5871 (format_integer): Correct off-by-one error in the handling
5872 of precision with negative numbers in signed conversions..
5874 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5876 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5878 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5880 PR tree-optimization/71016
5881 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5882 factor_out_conditional_conversion. Formatting fix.
5883 (factor_out_conditional_conversion): Add cond_stmt argument.
5884 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5885 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5888 2017-01-05 David Malcolm <dmalcolm@redhat.com>
5890 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5891 read-rtl-function.o, and selftest-rtl.o.
5892 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5893 (selftest::aarch64_test_loading_full_dump): New function.
5894 (selftest::aarch64_run_selftests): New function.
5895 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5896 selftest::aarch64_run_selftests.
5897 * config/i386/i386.c
5898 (selftest::ix86_test_loading_dump_fragment_1): New function.
5899 (selftest::ix86_test_loading_call_insn): New function.
5900 (selftest::ix86_test_loading_full_dump): New function.
5901 (selftest::ix86_test_loading_unspec): New function.
5902 (selftest::ix86_run_selftests): Call the new functions.
5903 * emit-rtl.c (maybe_set_max_label_num): New function.
5904 * emit-rtl.h (maybe_set_max_label_num): New decl.
5905 * function.c (instantiate_decls): Guard call to
5906 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5907 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5909 * gensupport.c (gen_reader::gen_reader): Pass "false"
5910 for new "compact" param of rtx_reader.
5911 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5912 rather than an empty string for NULL strings.
5913 * read-md.c: Potentially include config.h rather than bconfig.h.
5914 Wrap include of errors.h with #ifdef GENERATOR_FILE.
5915 (have_error): New global, copied from errors.c.
5916 (md_reader::read_name): Rename to...
5917 (md_reader::read_name_1): ...this, adding "out_loc" param,
5918 and converting "missing name or number" to returning false, rather
5920 (md_reader::read_name): Reimplement in terms of read_name_1.
5921 (md_reader::read_name_or_nil): New function.
5922 (md_reader::read_string): Handle "(nil)" by returning NULL.
5923 (md_reader::md_reader): Add new param "compact".
5924 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5925 (md_reader::read_file): New method.
5926 * read-md.h (md_reader::md_reader): Add new param "compact".
5927 (md_reader::read_file): New method.
5928 (md_reader::is_compact): New accessor.
5929 (md_reader::read_name): Convert return type from void to file_location.
5930 (md_reader::read_name_or_nil): New decl.
5931 (md_reader::read_name_1): New decl.
5932 (md_reader::m_compact): New field.
5933 (noop_reader::noop_reader): Pass "false" for new "compact" param
5935 (rtx_reader::rtx_reader): Add new "compact" param.
5936 (rtx_reader::read_rtx_operand): Make virtual and convert return
5937 type from void to rtx.
5938 (rtx_reader::read_until): New decl.
5939 (rtx_reader::handle_any_trailing_information): New virtual function.
5940 (rtx_reader::postprocess): New virtual function.
5941 (rtx_reader::finalize_string): New virtual function.
5942 (rtx_reader::m_in_call_function_usage): New field.
5943 (rtx_reader::m_reuse_rtx_by_id): New field.
5944 * read-rtl-function.c: New file.
5945 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5946 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5947 (selftest::verify_three_block_rtl_cfg): New decl.
5948 * read-rtl-function.h: New file.
5949 * read-rtl.c: Potentially include config.h rather than bconfig.h.
5950 For host, include function.h, memmodel.h, and emit-rtl.h.
5951 (one_time_initialization): New function.
5952 (struct compact_insn_name): New struct.
5953 (compact_insn_names): New array.
5954 (find_code): Handle insn codes in compact dumps.
5955 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5956 (bind_subst_iter_and_attr): Likewise.
5957 (add_condition_to_string): Likewise.
5958 (add_condition_to_rtx): Likewise.
5959 (apply_attribute_uses): Likewise.
5960 (add_current_iterators): Likewise.
5961 (apply_iterators): Likewise.
5962 (initialize_iterators): Guard usage of apply_subst_iterator with
5963 #ifdef GENERATOR_FILE.
5964 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5965 (md_reader::read_mapping): Likewise.
5966 (add_define_attr_for_define_subst): Likewise.
5967 (add_define_subst_attr): Likewise.
5968 (read_subst_mapping): Likewise.
5969 (check_code_iterator): Likewise.
5970 (rtx_reader::read_rtx): Likewise. Move one-time initialization
5972 (one_time_initialization): New function.
5973 (rtx_reader::read_until): New method.
5974 (read_flags): New function.
5975 (parse_reg_note_name): New function.
5976 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5977 Handle reuse_rtx ids.
5978 Wrap iterator lookup within #ifdef GENERATOR_FILE.
5979 Add parsing support for RTL dumps, mirroring the special-cases in
5980 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5981 values, and calling handle_any_trailing_information.
5982 (rtx_reader::read_rtx_operand): Convert return type from void
5983 to rtx, returning return_rtx. Handle case 'e'. Call
5984 finalize_string on XSTR and XTMPL fields.
5985 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
5986 "(nil)" values were omitted. Call the postprocess vfunc on the
5988 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5989 class ctor. Initialize m_in_call_function_usage. Call
5990 one_time_initialization.
5991 * rtl-tests.c (selftest::test_uncond_jump): Call
5992 set_new_first_and_last_insn.
5993 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5994 * selftest-rtl.c: New file.
5995 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5996 (selftest::get_insn_by_uid): New decl.
5997 * selftest-run-tests.c (selftest::run_tests): Call
5998 read_rtl_function_c_tests.
5999 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
6000 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
6003 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
6006 operands in a special way. Assert that pos+len <= mode precision.
6008 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6010 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
6011 3 argument Alias with unlimited for the negative form.
6012 (fno-vect-cost-model): Removed.
6014 2017-01-05 Martin Liska <mliska@suse.cz>
6016 * hsa-gen.c (gen_hsa_divmod): New function.
6017 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
6019 2017-01-05 Martin Liska <mliska@suse.cz>
6022 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6025 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6027 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6028 small constant length operands.
6030 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6032 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6033 between loop iterations.
6035 2017-01-05 Martin Liska <mliska@suse.cz>
6038 * gimplify.c (gimplify_decl_expr): Compare to
6039 asan_poisoned_variables instread of checking flags.
6040 (gimplify_target_expr): Likewise.
6041 (gimplify_expr): Likewise.
6042 (gimplify_function_tree): Conditionally initialize
6043 asan_poisoned_variables.
6045 2017-01-04 Jeff Law <law@redhat.com>
6047 PR tree-optimizatin/78812
6048 * rtl.h (contains_mem_rtx_p): Prototype.
6049 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6050 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6051 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6052 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6053 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6055 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6057 * input.c (assert_char_at_range): Default-initialize actual_range.
6059 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6061 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6062 to match the caller.
6064 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6066 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6067 insns after final jump in test to emit dummy move.
6069 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6071 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6072 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6074 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6076 * multiple_target.c (create_dispatcher_calls): Init e_next.
6077 * tree-ssa-loop-split.c (split_loop): Init border.
6078 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6081 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6086 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6087 (altivec_register_operand): Do not return true if the operand
6088 contains a SUBREG mixing SImode and SFmode.
6089 (vsx_register_operand): Likewise.
6090 (vsx_reg_sfsubreg_ok): New predicate.
6091 (vfloat_operand): Do not return true if the operand contains a
6092 SUBREG mixing SImode and SFmode.
6093 (vint_operand): Likewise.
6094 (vlogical_operand): Likewise.
6095 (gpc_reg_operand): Likewise.
6096 (int_reg_operand): Likewise.
6097 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6098 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6099 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6101 (rs6000_emit_move_si_sf_subreg): New helper function.
6102 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6103 fixup SUBREGs involving SImode and SFmode.
6104 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6105 numbers for the new peephole2 optimization.
6106 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6107 the GLIBC math library that do AND/IOR/XOR operations on single
6108 precision floating point.
6109 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6110 target macros to say whether we need to avoid SUBREGs mixing
6112 (TARGET_ALLOW_SF_SUBREG): Likewise.
6113 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6114 (UNSPEC_SI_FROM_SF): Likewise.
6115 (iorxor): Change spacing.
6116 (and_ior_xor): New iterator for AND, IOR, and XOR.
6117 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6118 (movdi_from_sf_zero_ext): Likewise.
6119 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6120 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6121 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6122 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6123 (fms<mode>4): Likewise.
6124 (fnma<mode>4): Likewise.
6125 (fnms<mode>4): Likewise.
6126 (nfma<mode>4): Likewise.
6127 (nfms<mode>4): Likewise.
6129 2017-01-04 Marek Polacek <polacek@redhat.com>
6132 * doc/invoke.texi: Document -Wpointer-compare.
6134 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6136 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6139 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6140 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6143 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6146 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6147 documentation of the powerpc_popcntb_ok attribute.
6148 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6149 code to issue warning messages if a requested CPU configuration is
6150 not supported by the binary (assembler and loader) toolchain.
6151 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6152 made to define a built-in function that has been disabled.
6153 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6154 made to define a built-in function that has been disabled.
6155 (altivec_init_builtins): Add comment explaining why definition
6156 of the DST built-in functions is not preceded by an assertion
6157 check. Add assertions to prevent ICE if attempts are made to
6158 define an altivec predicate or an abs* built-in function that has
6160 (htm_init_builtins): Add comment explaining why definition of the
6161 htm built-in functions is not preceded by an assertion check.
6163 2017-01-04 Jeff Law <law@redhat.com>
6165 PR tree-optimizatin/67955
6166 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6167 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6168 the points-to solution does not include pt_null. Use DECL_PT_UID
6171 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6173 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6174 Use gen_int_mode instead of gen_lopwart for const_int operands.
6176 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6178 PR tree-optimization/71563
6179 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6180 out of range value - has low bits known to be zero.
6182 2017-01-04 Alan Modra <amodra@gmail.com>
6184 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6185 * configure: Regenerate.
6186 * config.in: Regenerate.
6188 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6191 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6192 a substring of the message, but strcmp with the whole message. Ifdef
6193 ENABLE_NLS, translate the message first using dgettext.
6195 2017-01-03 Jeff Law <law@redhat.com>
6197 PR tree-optimizatin/78856
6198 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6199 (mark_threaded_blocks): Remove code to truncate thread paths that
6200 cross multiple loop headers. Instead invalidate the cached loop
6201 iteration information and handle case of a thread path walking
6202 into an irreducible region.
6204 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6207 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6208 assertions. Add support for doing the signbit if the IEEE 128-bit
6209 floating point value is in a GPR.
6210 * config/rs6000/rs6000.md (Fsignbit): Delete.
6211 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6212 Update the length attribute if the value is in a GPR.
6213 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6214 the sign or zero extension instruction, since the value is always 0/1.
6215 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6218 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6219 extracting SImode to a GPR register so that we can generate a
6220 store, limit the vector to be in a traditional Altivec register
6221 for the vextuwrx instruction.
6223 2017-01-03 Ian Lance Taylor <iant@google.com>
6225 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6227 2017-01-03 Martin Sebor <msebor@redhat.com>
6229 PR tree-optimization/78696
6230 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6231 precision. Use MPFR for %f for greater fidelity. Correct handling
6233 (pass_sprintf_length::compute_format_length): Set width and precision
6234 specified by asrerisk to void_node for vararg functions.
6235 (try_substitute_return_value): Adjust dump output.
6237 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6239 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6241 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6243 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6244 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6245 -mlra/-mno-lra was passed to the compiler.
6247 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6249 PR rtl-optimization/65618
6250 * emit-rtl.c (try_split): Move initialization of "before" and
6251 "after" to just before the call to emit_insn_after_setloc.
6253 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6255 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6257 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6259 * dwarf2out.c (gen_enumeration_type_die): When
6260 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6262 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6264 PR tree-optimization/78965
6265 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6266 Change first argument from const call_info & to call_info &. For %n
6267 set info.nowrite to false.
6270 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6271 possibly throwing calls.
6273 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6274 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6275 and fns handling, rather than in a separate case SSA_NAME.
6277 2017-01-02 Jeff Law <law@redhat.com>
6279 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6280 fixes for first_period and second_period variables.
6282 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6285 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6286 (*insvqi_1): New insn pattern.
6287 (*insvqi_1_mem_rex64): Ditto.
6289 (*insvqi_3): Rename from *insvqi.
6291 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6293 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6295 * doc/cfg.texi (Edges): Remove reference to Java.
6296 (Maintaining the CFG): Ditto.
6298 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6301 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6302 transparent aliases.
6304 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6307 * predict.def (PRED_CALL): Update hitrate.
6308 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6309 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6310 into direct/indirect/polymorphic variants.
6312 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6314 Update copyright years.
6316 * gcc.c (process_command): Update copyright notice dates.
6317 * gcov-dump.c (print_version): Ditto.
6318 * gcov.c (print_version): Ditto.
6319 * gcov-tool.c (print_version): Ditto.
6320 * gengtype.c (create_file): Ditto.
6321 * doc/cpp.texi: Bump @copying's copyright year.
6322 * doc/cppinternals.texi: Ditto.
6323 * doc/gcc.texi: Ditto.
6324 * doc/gccint.texi: Ditto.
6325 * doc/gcov.texi: Ditto.
6326 * doc/install.texi: Ditto.
6327 * doc/invoke.texi: Ditto.
6329 Copyright (C) 2017 Free Software Foundation, Inc.
6331 Copying and distribution of this file, with or without modification,
6332 are permitted in any medium without royalty provided the copyright
6333 notice and this notice are preserved.