1 2017-03-20 Martin Liska <mliska@suse.cz>
4 * tree-chkp.c (chkp_build_returned_bound): Do not build
5 returned bounds for a LHS that's not a BOUNDED_P type.
7 2017-03-20 Martin Liska <mliska@suse.cz>
11 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
12 COMPLEX_CST and VECTOR_CST.
14 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
18 target operand. A new splitter adds the clobber statement in case
19 the target operand is dead anyway.
21 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
23 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
24 to age-old versions of binutils and glibc.
26 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
28 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
30 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
32 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
34 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
36 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
37 requirement for binutils 2.13.
39 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
41 * combine.c (try_combine): Delete redundant i1 test. Call
42 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
44 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
46 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
47 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
49 <riscv64-*-elf>: Re-arrange section
50 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
51 <riscv32-*-linux>: Likewise.
52 <riscv64-*-elf>: Likewise
53 <riscv64-*-linux>: Likewise.
55 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
58 * aarch64.opt(verbose-cost-dump): Fix typo.
60 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
63 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
64 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
66 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
68 * reload.c (find_reloads): When reloading a nonoffsettable address,
69 use RELOAD_OTHER for it and its address reloads.
71 PR rtl-optimization/79910
72 * combine.c (record_used_regs): New static function.
73 (try_combine): Handle situations where there is an additional
74 instruction between I2 and I3 which needs to have a LOG_LINK
77 2017-03-17 Jeff Law <law@redhat.com>
79 PR tree-optimization/71437
80 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
81 conditional in the hash table first.
82 (vrp_dom_walker::before_dom_children): Extract condition from
83 ASSERT_EXPR. Record condition, its inverion and any implied
86 2017-03-17 Marek Polacek <polacek@redhat.com>
87 Markus Trippelsdorf <markus@trippelsdorf.de>
89 PR tree-optimization/80079
90 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
93 2017-03-17 Richard Biener <rguenther@suse.de>
96 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
97 Properly verify the LHS before the RHS possibly claims to be
99 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
102 2017-03-17 Martin Jambor <mjambor@suse.cz>
104 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
105 (List of -O2 options): Likewise.
106 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
109 2017-03-17 Tom de Vries <tom@codesourcery.com>
111 * gcov-dump.c (print_usage): Print bug_report_url.
113 2017-03-17 Richard Biener <rguenther@suse.de>
116 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
117 (parser::peek): Likewise.
119 2017-03-17 Richard Biener <rguenther@suse.de>
121 PR tree-optimization/80048
122 * sese.c (free_sese_info): Properly release rename_map and
123 copied_bb_map elements.
125 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
127 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
128 Add linked-list forward and backlinks. Insert on
129 construction, remove on destruction.
130 (class pass_store_merging): Add m_stores_head field.
131 (pass_store_merging::terminate_and_process_all_chains):
132 Iterate over m_stores_head list.
133 (pass_store_merging::terminate_all_aliasing_chains):
135 (pass_store_merging::execute): Check for debug stmts first.
136 Push new chains onto the m_stores_head stack.
138 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
141 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
142 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
143 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
145 2017-03-16 Jeff Law <law@redhat.com>
147 PR tree-optimization/71437
148 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
149 member function. Implementation moved into after_dom_children
150 member function and into the threader's thread_outgoing_edges
152 (dom_opt_dom_walker::after_dom_children): Simplify by moving
153 some code into new thread_outgoing_edges.
154 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
155 definition. Simplify marker handling (do it here). Assume we always
156 have the available expression and the const/copies tables.
157 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
159 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
160 * tree-vrp.c (equiv_stack): No longer file scoped.
161 (vrp_dom_walker): New class.
162 (vrp_dom_walker::before_dom_children): New member function.
163 (vrp_dom_walker::after_dom_children): Likewise.
164 (identify_jump_threads): Setup domwalker. Use it rather than
165 walking edges in a random order by hand. Simplify setup/finalization.
166 (finalize_jump_threads): Remove.
167 (vrp_finalize): Do not call identify_jump_threads here.
168 (execute_vrp): Do it here instead and call thread_through_all_blocks
171 PR tree-optimization/71437
172 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
174 (simplify_stmt_for_jump_threading): Add basic_block argument. All
176 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
177 (dom_opt_dom_walker::thread_across_edge): Remove
178 handle_dominating_asserts argument. All callers changed.
179 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
180 changes. Remove calls to lhs_of_dominating_assert. Other
181 uses of handle_dominating_asserts turn into unconditional code
182 (simplify_control_stmt_condition_1): Likewise.
183 (simplify_control_stmt_condition): Likewise.
184 (thread_through_normal_block, thread_across_edge): Likewise.
185 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
186 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
187 object if it is not an SSA_NAME.
188 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
189 before calling into the VRP specific simplifiers.
190 (identify_jump_threads): Remove handle_dominating_asserts
193 2017-03-16 Jakub Jelinek <jakub@redhat.com>
196 * tree-diagnostic.c (default_tree_printer): No longer static.
197 * tree-diagnostic.h (default_tree_printer): New prototype.
199 2017-03-16 Tamar Christina <tamar.christina@arm.com>
201 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
202 Change ins into fmov.
204 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
206 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
207 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
208 Use h_con constraint for operand 1.
209 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
210 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
212 2017-03-15 Jeff Law <law@redhat.com>
214 PR tree-optimization/71437
215 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
216 (record_temporary_equivalences): Use it.
218 PR tree-optimization/71437
219 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
220 tree-ssa-scopedtables.
221 (lookup_avail_expr, build_and_record_new_cond): Likewise.
222 (record_conditions, record_cond, vuse_eq): Likewise.
223 (record_edge_info): Adjust to API tweak of record_conditions.
224 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
225 (record_temporary_equivalences, optimize_stmt): Likewise.
226 (eliminate_redundant_computations): Likewise.
227 (record_equivalences_from_stmt): Likewise.
228 * tree-ssa-scopedtables.c: Include options.h and params.h.
229 (vuse_eq): New function, moved from tree-ssa-dom.c
230 (build_and_record_new_cond): Likewise.
231 (record_conditions): Likewise. Accept vector of conditions rather
232 than edge_equivalence structure for first argument.
233 for the first argument.
234 (avail_exprs_stack::lookup_avail_expr): New member function, moved
236 (avail_exprs_stack::record_cond): Likewise.
237 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
239 (avail_exprs_stack): Add new member functions lookup_avail_expr
241 (record_conditions): Declare.
243 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
246 * lra-constraints.c (process_alt_operands): Increase reject for
247 reloading an input/output operand.
249 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
252 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
253 insns to convert from signed/unsigned char/short to IEEE 128-bit
255 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
257 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.c (ix86_vector_duplicate_value): Create
261 subreg of inner mode for values already in registers.
263 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
265 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
266 iteration reg is used after the loop.
268 2017-03-14 Martin Sebor <msebor@redhat.com>
270 PR tree-optimization/79800
271 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
272 precision in negative-positive range.
273 (format_floating): Call non-const overload with adjusted precision.
275 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
278 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
281 2017-03-14 Martin Sebor <msebor@redhat.com>
284 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
285 * builtins.def (aligned_alloc): Use it.
288 * Makefile.in (GTFILES): Add calls.c.
289 * calls.c: Include "gt-calls.h".
291 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
293 PR rtl-optimization/79728
294 * regs.h (struct target_regs): New field
295 x_contains_allocatable_regs_of_mode.
296 (contains_allocatable_regs_of_mode): New macro.
297 * reginfo.c (init_reg_sets_1): Initialize it, and change
298 contains_reg_of_mode so it includes global regs as well.
299 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
300 rather than contains_regs_of_mode.
302 2017-03-14 Martin Liska <mliska@suse.cz>
304 * doc/invoke.texi: Document options that can't be combined with
305 -fcheck-pointer-bounds.
307 2017-03-14 Martin Liska <mliska@suse.cz>
310 * doc/invoke.texi (-Wchkp): Document the option.
312 2017-03-14 Martin Liska <mliska@suse.cz>
314 * Makefile.in: Install gcov-dump.
316 2017-03-14 Martin Liska <mliska@suse.cz>
318 * multiple_target.c (expand_target_clones): Bail out for
319 an invalid attribute.
321 2017-03-14 Richard Biener <rguenther@suse.de>
323 * alias.c (struct alias_set_entry): Pack properly.
324 * cfgloop.h (struct loop): Likewise.
325 * cse.c (struct set): Likewise.
326 * ipa-utils.c (struct searchc_env): Likewise.
327 * loop-invariant.c (struct invariant): Likewise.
328 * lra-remat.c (struct cand): Likewise.
329 * recog.c (struct change_t): Likewise.
330 * rtl.h (struct address_info): Likewise.
331 * symbol-summary.h (function_summary): Likewise.
332 * tree-loop-distribution.c (struct partition): Likewise.
333 * tree-object-size.c (struct object_size_info): Likewise.
334 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
335 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
336 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
337 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
338 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
339 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
340 (struct _stmt_vec_info): Likewise.
342 2017-03-14 Martin Liska <mliska@suse.cz>
345 * multiple_target.c (create_dispatcher_calls): Check that
346 a target can create a function dispatcher.
348 2017-03-14 Martin Liska <mliska@suse.cz>
351 * multiple_target.c (expand_target_clones): Drop local.local
352 flag for default implementation.
354 2017-03-14 Richard Biener <rguenther@suse.de>
356 PR tree-optimization/80030
357 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
359 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
361 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
362 gcc_fallthrough() instead of __attribute__((fallthrough));
364 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
366 * doc/gcc.texi: Remove "up" link to (DIR).
367 * doc/gccint.texi: Ditto.
369 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
371 * doc/install.texi (Specific) <avr>: Remove reference to
374 2017-03-13 Jeff Law <law@redhat.com>
376 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
377 attribute rather than comments.
379 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
380 match_scratch operand is highest.
382 2017-03-13 Martin Liska <mliska@suse.cz>
385 * ipa-pure-const.c (warn_function_noreturn): If the declarations
386 is a CHKP clone, use original declaration.
388 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
390 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
391 (arc_conditional_register_usage): Use a different allocation order
392 when optimizing for size.
393 * common/config/arc/arc-common.c (arc_option_optimization_table):
394 Section anchors default on when optimizing for size.
396 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
398 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
400 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
402 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
403 * config/arc/arc.md (cpu_facility): Add cd variant.
404 (*movqi_insn): Add code density variant.
405 (*movhi_insn): Likewise.
406 (*movqi_insn): Likewise.
407 (*addsi3_mixed): Likewise.
408 (subsi3_insn): Likewise.
410 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
412 * config/arc/arc.md (movsi_cond_exec): Update constraint.
414 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
416 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
417 expressions with MINUS and UNARY ops.
419 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
422 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
424 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
425 between vec_select and vector argument.
426 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
427 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
428 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
429 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
430 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
431 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
433 2017-03-13 Richard Biener <rguenther@suse.de>
436 * params.def (vect-max-peeling-for-alignment): Fix typo.
438 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
440 * doc/install.texi (Specific) <mips-*-*>: Remove description of
441 issue that only occurred with binutils below 2.18.
443 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
445 * doc/install.texi (Specific) <cris-axis-elf>: No longer
446 refer to binutils 2.11/2.12 minimum.
448 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
450 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
451 ftp.kernel.org and simplify binutils requirement.
453 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
455 * doc/invoke.texi (Warning Options): Fix spelling of link-time
457 (Optimize Options): Ditto. Also remove redundancy.
459 2017-03-10 David Malcolm <dmalcolm@redhat.com>
462 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
464 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
465 to G_ to avoid double translation.
467 2017-03-10 David Malcolm <dmalcolm@redhat.com>
470 * auto-profile.c (get_combined_location): Convert leading
471 character of diagnostics to lower case and remove trailing period.
472 (read_profile): Likewise for various diagnostics.
473 * config/arm/arm.c (arm_option_override): Remove trailing period
474 from various diagnostics.
475 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
476 (msp430_expand_delay_cycles): Likewise.
478 2017-03-10 David Malcolm <dmalcolm@redhat.com>
481 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
482 full command-line argument, rather than just "str".
483 (aarch64_validate_march): Likewise.
484 (aarch64_validate_mtune): Likewise.
486 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
488 PR rtl-optimization/78911
489 * lra-assigns.c (must_not_spill_p): New function.
492 2017-03-10 Jakub Jelinek <jakub@redhat.com>
494 PR tree-optimization/79981
495 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
496 ATOMIC_COMPARE_EXCHANGE ifn result.
497 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
498 IFN_ATOMIC_COMPARE_EXCHANGE.
500 2017-03-10 David Malcolm <dmalcolm@redhat.com>
503 * opts.c (parse_sanitizer_options): Add missing question mark to
504 "did you mean" message.
506 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
508 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
510 (VMULEUH_UNS): Likewise.
511 (VMULOUB_UNS): Likewise.
512 (VMULOUH_UNS): Likewise.
513 * config/rs6000/rs6000.c (builtin_function_type): Remove
514 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
516 2017-03-10 David Malcolm <dmalcolm@redhat.com>
519 * read-rtl-function.c (function_reader::read_rtx_operand): Update
520 x with result of extra_parsing_for_operand_code_0.
521 (function_reader::extra_parsing_for_operand_code_0): Convert
522 return type from void to rtx, returning x. When reading
523 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
524 larger size containing struct block_symbol.
526 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
528 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
529 -mfloat128-hardware without -m64.
531 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
534 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
535 entries to the case statement that marks unsigned arguments to
536 overloaded functions.
538 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
540 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
541 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
543 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
546 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
547 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
549 2017-03-10 Martin Liska <mliska@suse.cz>
553 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
554 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
557 2017-03-10 Olivier Hainque <hainque@adacore.com>
559 * tree-switch-conversion (array_value_type): Start by resetting
560 candidate type to it's main variant.
562 2017-03-10 Jakub Jelinek <jakub@redhat.com>
564 PR rtl-optimization/79909
565 * combine.c (try_combine): Use simplify_replace_rtx on individual
566 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
567 of the whole CALL_INSN_FUNCTION_USAGE.
569 PR tree-optimization/79972
570 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
571 get_range_info on SSA_NAMEs. Formatting fixes.
573 2017-03-10 Richard Biener <rguenther@suse.de>
574 Jakub Jelinek <jakub@redhat.com>
576 PR tree-optimization/77975
577 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
579 (get_val_for): For constant x return it. Formatting fix.
580 (loop_niter_by_eval): Avoid pointless looping if the next iteration
581 would use the same bases as the current one.
583 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
585 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
586 instead of vec_select for V1TImode.
587 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
589 (VSX_LE_128): Add V1TI to this mode iterator.
590 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
591 (*vsx_le_perm_store_<mode>): Likewise.
592 (pre-reload splitter for VSX stores): Likewise.
593 (post-reload splitter for VSX stores): Likewise.
594 (*vsx_xxpermdi2_le_<mode>): Likewise.
595 (*vsx_lxvd2x2_le_<mode>): Likewise.
596 (*vsx_stxvd2x2_le_<mode>): Likewise.
598 2017-03-09 Michael Eager <eager@eagercon.com>
600 Correct failures with --enable-checking=yes,rtl.
602 * config/microblaze/microblaze.c (microblaze_expand_shift):
603 Replace GET_CODE test with CONST_INT_P and INTVAL test with
605 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
606 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
608 2017-03-09 Richard Biener <rguenther@suse.de>
610 PR tree-optimization/79977
611 * graphite-scop-detection.c (scop_detection::merge_sese):
612 Handle the case of extra exits to blocks dominating the entry.
614 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
616 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
619 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
621 PR rtl-optimization/79949
622 * lra-constraints.c (process_alt_operands): Check memory when
623 trying to predict a cycle. Print about the overall increase.
625 2017-03-09 Richard Biener <rguenther@suse.de>
628 * gimple-expr.c (useless_type_conversion_p): Preserve
629 TYPE_SATURATING for fixed-point types.
631 2017-03-09 Richard Biener <rguenther@suse.de>
634 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
635 alignment of BLKmode params.
637 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
640 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
641 (VALL_NO_V2Q): Likewise.
643 * config/aarch64/aarch64-simd.md
644 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
646 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
647 VALL_NO_V2Q mode iterator.
648 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
650 2017-03-09 Martin Liska <mliska@suse.cz>
652 PR tree-optimization/79631
653 * tree-chkp-opt.c (chkp_is_constant_addr): Call
654 tree_int_cst_sign_bit just for INTEGER constants.
656 2017-03-09 Martin Liska <mliska@suse.cz>
660 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
663 2017-03-09 Marek Polacek <polacek@redhat.com>
666 * tree.c (inchash::add_expr): Handle TREE_VEC.
668 2017-03-09 Martin Liska <mliska@suse.cz>
671 (chkp_narrow_size_and_offset): New function.
672 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
673 (void chkp_parse_bit_field_ref): New function.
674 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
675 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
677 2017-03-09 Martin Liska <mliska@suse.cz>
680 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
681 (chkp_find_bounds_1): Remove gcc_unreachable.
683 2017-03-09 Jakub Jelinek <jakub@redhat.com>
686 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
687 BUILT_IN_SYNC*, determine the access type from the size suffix and
688 always build a MEM_REF with that type. Handle forgotten
689 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
692 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
693 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
694 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
695 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
696 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
697 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
698 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
699 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
700 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
701 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
702 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
703 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
704 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
705 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
706 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
707 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
708 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
709 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
710 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
711 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
712 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
713 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
714 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
715 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
716 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
717 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
718 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
719 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
720 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
721 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
722 definitions outside of __OPTIMIZE__ guarded section.
725 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
726 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
727 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
728 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
731 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
733 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
734 ("vfenez<mode>"): Add missing constraints.
736 2017-03-08 Martin Sebor <msebor@redhat.com>
739 * config/nds32/nds32.c (nds32_option_override):
741 2017-03-08 Jakub Jelinek <jakub@redhat.com>
744 * gimplify.c (gimplify_omp_for): Replace index var in outer
745 taskloop statement with an artificial variable and add
746 OMP_CLAUSE_PRIVATE clause for it.
748 2017-03-08 Richard Biener <rguenther@suse.de>
750 PR tree-optimization/79955
751 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
752 for accesses that are completely outside of the variable.
754 2017-03-08 Andrew Haley <aph@redhat.com>
756 PR tree-optimization/79943
757 * tree-ssa-loop-split.c (compute_new_first_bound): When
758 calculating the new upper bound, (END-BEG) should be added, not
761 2017-03-08 Jakub Jelinek <jakub@redhat.com>
763 * config/avr/avr.md (setmemhi): Make sure match_dup
764 operand number comes before match_scratch.
766 2017-03-08 Richard Biener <rguenther@suse.de>
768 PR tree-optimization/79920
769 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
770 with ncopies == 1 to ...
771 (vect_transform_slp_perm_load): ... here. Properly compute
772 all element loads by iterating VF times over the group. Do
773 not handle ncopies (computed in a broken way) in
774 vect_create_mask_and_perm.
776 2017-03-08 Jakub Jelinek <jakub@redhat.com>
779 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
780 is a uniform vector, use uniform_vector_p return value instead of
781 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
783 2017-03-07 Marek Polacek <polacek@redhat.com>
786 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
787 (alloca_call_type): Likewise.
789 2017-03-07 Martin Liska <mliska@suse.cz>
791 * gcov.c (process_args): Put comment to correct location.
793 2017-03-07 Martin Liska <mliska@suse.cz>
796 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
797 Use array_at_struct_end_p instead of DECL_CHAIN (field).
798 (chkp_narrow_bounds_for_field): Likewise.
799 (chkp_parse_array_and_component_ref): Pass one more argument to
802 2017-03-07 Richard Biener <rguenther@suse.de>
804 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
807 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
809 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
810 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
812 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
815 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
816 to end of description.
817 (PARAM_MAX_STORES_TO_MERGE): Likewise.
819 2017-03-07 Jakub Jelinek <jakub@redhat.com>
821 PR rtl-optimization/79901
822 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
824 (*avx512f_<code><mode>3<mask_name>): ... this.
825 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
826 iterator instead of VI8_AVX2_AVX512BW.
828 PR rtl-optimization/79901
829 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
830 min/max expander, expand it using expand_vec_cond_expr.
833 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
836 2017-03-06 Jakub Jelinek <jakub@redhat.com>
839 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
840 to void * for PCH reasons.
841 * dwarf2out.c (output_loc_operands, output_die): Cast
842 v.val_vec.array to unsigned char *.
844 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
847 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
850 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
852 PR rtl-optimization/79571
853 * lra-constraints.c (process_alt_operands): Calculate static
854 reject and subtract it from overall when only addresses will be
857 2017-03-06 Julia Koval <julia.koval@intel.com>
860 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
861 incoming stack boundary to 128 for 64-bit targets.
863 2017-03-06 Richard Biener <rguenther@suse.de>
865 PR tree-optimization/79894
866 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
867 to NULL after folding it.
869 2017-03-06 Richard Biener <rguenther@suse.de>
871 PR tree-optimization/79824
872 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
873 check disabling peeling for gaps.
875 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
877 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
878 attributes): Document gettimeofday.
880 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
882 * config/s390/s390.c (s390_option_override_internal): Set
883 PARAM_MIN_VECT_LOOP_BOUND
885 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
887 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
888 * config/s390/s390.md: Likewise.
890 2017-03-06 Jakub Jelinek <jakub@redhat.com>
893 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
894 (<avx2_avx512>_perm<mode>): Rename to ...
895 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
897 (<avx512>_perm<mode>_mask): Rename to ...
898 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
900 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
901 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
902 instead of VI8F_256_512.
903 (avx512f_perm<mode>): New define_expand.
904 (avx512f_perm<mode>_mask): Likewise.
905 (avx512f_perm<mode>_1<mask_name>): New define_insn.
906 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
908 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
910 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
911 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
913 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
915 2017-03-06 Martin Liska <mliska@suse.cz>
918 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
919 when having a SSA NAME w/o VAR_DECL assigned to it.
921 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
923 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
924 msa_dpsub_<su>_d): Fix MODE for vec_select.
926 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
928 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
930 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
932 2017-03-06 Richard Biener <rguenther@suse.de>
934 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
935 * plugin.c (register_plugin_info): Likewise.
936 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
938 2017-03-05 Jakub Jelinek <jakub@redhat.com>
940 * config/i386/sse.md (sse_storehps, sse_storelps,
941 avx_<castmode><avxsizesuffix>_<castmode>,
942 avx512f_<castmode><avxsizesuffix>_<castmode>,
943 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
944 in condition that at least one operand is not a MEM.
946 2017-03-03 Jakub Jelinek <jakub@redhat.com>
949 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
950 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
952 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
953 gimple_call_nothrow_p flag based on whether original builtin can throw.
954 If it can, emit following stmts on the fallthrough edge.
955 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
956 don't create new bb if inserting just debug stmts on the edge, try to
957 insert them on the fallthru bb or just reset debug stmts.
959 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
962 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
963 restore recog_data (including the operand rtxes inside it) around
964 the call to get_insn_template.
966 2017-03-03 Martin Sebor <msebor@redhat.com>
968 PR tree-optimization/79699
969 * context.c (context::~context): Free MPFR caches to avoid
970 a memory leak on program exit.
972 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
974 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
975 Use wide_int::ulow () instead of .elt (0).
977 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
980 (*pushxf): Limit oF constraint to 32bit targets and add oC
981 constraint for 64bit targets.
982 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
983 (*pushdf): Change rmF constraint to rmC.
985 2017-03-03 Martin Liska <mliska@suse.cz>
987 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
988 Remove unused variable.
990 2017-03-03 Jakub Jelinek <jakub@redhat.com>
993 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
994 is a memory operand, increase num_memory.
995 (ix86_expand_args_builtin): Likewise.
997 2017-03-03 Jan Hubicka <jh@suse.cz>
1000 * ipa-devirt.c (maybe_record_node): Properly handle
1001 __cxa_pure_virtual visibility.
1003 2017-03-03 Martin Liska <mliska@suse.cz>
1005 PR tree-optimization/79803
1006 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1008 (pass_loop_prefetch::execute): Disabled optimization if an
1009 assumption about L1 cache size is not met.
1011 2017-03-03 Martin Liska <mliska@suse.cz>
1013 PR rtl-optimization/79574
1014 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1015 (hash_scan_set): Likewise.
1016 (dump_hash_table): Likewise.
1017 (hoist_code): Likewise.
1019 2017-03-03 Richard Biener <rguenther@suse.de>
1021 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1022 in place of uhigh ().
1023 (fixed_convert_from_real): Likewise.
1025 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1030 2017-03-03 Richard Biener <rguenther@suse.de>
1033 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1034 TYPE_OVERFLOW_UNDEFINED check.
1036 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1038 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1040 (vector_ae_<mode>_p): Likewise.
1041 (vector_nez_<mode>_p): Likewise.
1042 (vector_ne_v2di_p): Likewise.
1043 (vector_ae_v2di_p): Likewise.
1044 (vector_ne_<mode>_p): Likewise.
1045 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1047 (vsx_tsqrt<mode>2_fe): Likewise.
1049 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1054 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1056 PR rtl-optimization/79780
1057 * cprop.c (one_cprop_pass): When second and further conditional trap
1058 in a single basic block is turned into an unconditional trap, turn it
1059 into a deleted note to avoid RTL verification failures.
1061 2017-03-02 Richard Biener <rguenther@suse.de>
1063 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1065 2017-03-02 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/79345
1069 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1070 param and abort the walk, returning -1 if it is hit.
1071 (walk_aliased_vdefs): Take a limit param and pass it on.
1072 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1073 defaulting to 0 and return a signed int.
1074 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1075 (check_defs): New helper.
1076 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1077 about uninitialized memory.
1078 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1079 bogus uninitialized warning.
1080 (fixed_convert_from_real): Likewise.
1082 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1084 PR tree-optimization/66768
1085 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1086 iv_use if base object can't be determined.
1088 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1090 PR tree-optimization/79345
1091 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1092 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1093 (get_pattern_stats): Initialize it.
1094 * genemit.c (gen_expand): Verify match_scratch numbers come after
1095 match_operand/match_dup numbers.
1096 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1097 match_scratch numbers.
1098 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1100 * config/s390/s390.md (trunctdsd2): Likewise.
1102 2017-03-02 Richard Biener <rguenther@suse.de>
1104 * wide-int.h (wide_int_storage::operator=): Implement in terms
1107 2017-03-02 Richard Biener <rguenther@suse.de>
1109 PR tree-optimization/79777
1110 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1111 the to insert expression to sth existing.
1113 2017-03-01 Martin Sebor <msebor@redhat.com>
1116 * gimple-ssa-sprintf.c
1117 (directive::known_width_and_precision): New function.
1118 (format_integer): Use it.
1119 (get_mpfr_format_length): Consider the full range of precision
1120 when computing %g output with the # flag. Set the likely byte
1121 count to 3 rather than 1 when precision is indeterminate.
1122 (format_floating): Correct the lower bound of precision.
1124 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1126 * doc/invoke.texi: Document default code model for 64-bit Linux.
1128 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1131 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1132 udiv rather than div since input pattern is unsigned.
1134 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/i386.c (print_reg): Warn for values of
1137 unsupported size in integer register.
1139 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1142 * config/rs6000/predicates.md (current_file_function_operand): Do
1143 not allow self calls to be local if the function is replaceable.
1145 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1148 * config/rs6000/altivec.h (vec_ctz and others): Change the
1149 preprocessor macro that controls conditional compilation from
1150 _ARCH_PWR9 to __POWER9_VECTOR__.
1151 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1152 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1153 control (instead of _ARCH_PWR9 control) so that template
1154 definition uses power9-specific function.
1155 (vec_any_eq): Likewise.
1156 (vec_all_ne): Change macro definition to use a power9-specific
1157 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1158 _ARCH_PWR9 control).
1159 (vec_any_eq) Likewise.
1160 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1161 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1162 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1163 support for xvcmpnedp instruction.
1164 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1165 macro expansion so that Power9 implementation of vec_all_ne does
1166 not use the AltiVec predicate framework.
1167 (VCMPNEH_P): Likewise.
1168 (VCMPNEW_P): Likewise.
1169 (VCMPNED_P): Likewise.
1170 (VCMPNEFP_P): Likewise.
1171 (VCMPNEDP_P): Likewise.
1172 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1173 implementation of vec_any_eq to not use AltiVec predicate
1175 (VCMPAEH_P): Likewise.
1176 (VCMPAEW_P): Likewise.
1177 (VCMPAED_P): Likewise.
1178 (VCMPAEFP_P): Likewise.
1179 (VCMPAEDP_P): Likewise.
1180 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1181 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1182 not use the AltiVec predicate framework.
1183 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1184 of vec_any_eq to not use AltiVec predicate framework.
1185 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1186 support for predefined __POWER9_VECTOR__ macro to indicate that
1187 Power9 instruction selection is enabled.
1188 (altivec_overloaded_builtins): Remove extraneous
1189 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1190 function argument types RS6000_BTI_bool_V16QI and
1191 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1192 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1193 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1194 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1195 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1196 Power9 for implementations of vec_cmpne. Change the signature for
1197 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1198 (representing vec_all_ne) to remove the previously described first
1199 argument of type RS6000_BTI_INTSI, as this was an artifact of
1200 reliance on the AltiVec predicate framework, which is no longer
1201 used in the implementation of these functions. Add
1202 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1203 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1204 since, unlike the AltiVec predicate framework implementation, we
1205 do not share function descriptors between vec_alle and vec_anyeq.
1206 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1207 set of modes that receive special treatment even when
1208 TARGET_P9_VECTOR is true. The special treatment emits code that
1209 does not depend on Power9 instructions.
1210 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1211 define_expand to not rely on AltiVec predicate framework.
1212 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1214 (vector_ne_v2di_p): Change this define_expand to not rely on
1215 AltiVec predicate framework.
1216 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1218 (vector_ne_<mode>_p): Change this define_expand to not rely on
1219 AltiVec predicate framework.
1220 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1222 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1223 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1224 define_insn pattern.
1225 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1226 define_insn pattern because the xvcmpne<VSs>. instruction is not
1228 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1229 instruction is not supported.
1231 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1233 * config/nvptx/nvptx.c: Include intl.h.
1235 2017-03-01 Martin Jambor <mjambor@suse.cz>
1238 * ipa-prop.h (ipa_bits): Removed field known.
1239 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1240 to pointers. Adjusted their comments to warn about their sharing.
1241 (ipcp_transformation_summary): Change bits to a vector of pointers.
1242 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1243 (ipa_get_ipa_bits_for_value): Declare.
1244 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1245 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1246 (ipa_bits_hash_table): Likewise.
1247 (ipa_vr_ggc_hash_traits): Likewise.
1248 (ipa_vr_hash_table): Likewise.
1249 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1250 being pointers and vr_known being removed.
1251 (ipa_set_jf_unknown): Likewise.
1252 (ipa_get_ipa_bits_for_value): New function.
1253 (ipa_set_jfunc_bits): Likewise.
1254 (ipa_get_value_range): New overloaded functions.
1255 (ipa_set_jfunc_vr): Likewise.
1256 (ipa_compute_jump_functions_for_edge): Use the above functions to
1257 construct bits and vr parts of jump functions.
1258 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1259 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1261 (ipcp_grow_transformations_if_necessary): Also allocate
1262 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1264 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1265 them. Fix too long lines.
1266 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1267 vr_known being removed.
1268 (ipa_read_jump_function): Use new setter functions to construct bits
1269 and vr parts of jump functions or set them to NULL.
1270 (write_ipcp_transformation_info): Adjust for bits being pointers.
1271 (read_ipcp_transformation_info): Likewise.
1272 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1274 Include gt-ipa-prop.h.
1275 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1277 (ipcp_store_bits_results): Likewise.
1278 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1279 Do not write to existing jump functions but use a temporary instead.
1281 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1284 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1285 attempt to use its first operand as BIT_FIELD_REF base.
1287 2017-03-01 Richard Biener <rguenther@suse.de>
1290 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1291 interpolating formula in wrapping arithmetic.
1292 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1294 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1296 PR tree-optimization/79734
1297 * tree-vect-generic.c (expand_vector_condition): Optimize
1298 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1299 Handle VEC_COND_EXPR where comparison has different inner width from
1302 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1304 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1305 markup, and similar issues. Remove @opindex entries for things
1306 that aren't options. Add missing -mmpy-option entries.
1308 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1310 PR tree-optimization/79737
1311 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1312 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1313 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1314 instead of byte_size. Formatting fix.
1315 (shift_bytes_in_array_right): Formatting fix.
1317 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1320 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1321 condition on optimize for the leaf function test.
1323 2017-02-28 Martin Liska <mliska@suse.cz>
1326 * read-rtl-function.c (function_reader::handle_unknown_directive):
1327 Bail out when one uses -flto.
1329 2017-02-28 Martin Liska <mliska@suse.cz>
1331 * common.opt: Replace space with tabular for options of <number>
1333 * config/i386/i386.opt: Show <number> value for
1334 -mlarge-data-threshold.
1335 * opts.c (print_filtered_help): Do not display number in hexadecimal
1338 2017-02-28 Martin Liska <mliska@suse.cz>
1340 * common.opt: Fix --help=option -Q for options which are of
1343 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.c (print_reg): Error out for values
1346 of 8-bit size in invalid integer register.
1348 2017-02-28 Martin Sebor <msebor@redhat.com>
1350 PR tree-optimization/79691
1351 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1353 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1356 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1357 gcc_unreachable with output_operand_lossage.
1359 2017-02-28 Richard Biener <rguenther@suse.de>
1361 PR tree-optimization/79740
1362 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1364 (visit_nary_op): Insert the nary into the hashtable if we
1365 pattern-matched sth.
1366 * tree-ssa-pre.c (eliminate_insert): Robustify.
1368 2017-02-28 Richard Biener <rguenther@suse.de>
1371 * fold-const.c (decode_field_reference): Reject out-of-bound
1374 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1376 * config/i386/i386.c: Include intl.h.
1377 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1378 instead of just cond ? "..." : "...".
1379 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1380 * coverage.c (read_counts_file): Likewise.
1381 * omp-offload.c: Include intl.h.
1382 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1383 of just cond ? "..." : "...".
1384 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1385 of just cond ? "..." : "...".
1387 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1390 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1392 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1393 'tune for' CPU name.
1394 * config/arm/arm-cpu-data.h: Regenerated.
1396 2017-02-28 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/79732
1399 * tree-inline.c (expand_call_inline): Do not shadow var.
1401 2017-02-28 Richard Biener <rguenther@suse.de>
1403 PR tree-optimization/79723
1404 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1405 address-space properly.
1407 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1409 * doc/optinfo.texi (Optimization groups): Fix option used for
1411 * doc/invoke.texi (-fopt-info): Document "omp".
1412 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1413 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1414 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1415 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1416 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1418 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1420 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1421 OPTGROUP_OMP with "omp".
1423 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1426 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1427 for arithmetic shift of unsigned V2DI.
1429 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1431 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1432 arc/linux.h headers.
1433 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1434 (LINK_SPEC): Likewise.
1435 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1436 (EXTRA_SPECS): Likewise.
1437 (STARTFILE_SPEC): Likewise.
1438 (ENDFILE_SPEC): Likewise.
1439 (LIB_SPEC): Likewise.
1440 (TARGET_SDATA_DEFAULT): Likewise.
1441 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1442 (MULTILIB_DEFAULTS): Likewise.
1443 (DWARF2_UNWIND_INFO): Likewise.
1444 * config/arc/big.h: New file.
1445 * config/arc/elf.h: Likewise.
1446 * config/arc/linux.h: Likewise.
1447 * config/arc/t-uClibc: Remove.
1449 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1451 PR tree-optimization/77536
1452 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1453 (tree_transform_and_unroll_loop): Use above function to compute the
1454 estimated niter of unrolled loop and use it when scaling profile.
1455 Also use count info rather than frequency if it's non-zero.
1456 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1457 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1458 (vect_transform_loop): Call above function.
1460 2017-02-27 Richard Biener <rguenther@suse.de>
1462 PR tree-optimization/45397
1463 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1464 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1465 (visit_nary_op): Add pattern matching for CSEing sign-changed
1466 or truncated operations with wider ones.
1468 2017-02-27 Richard Biener <rguenther@suse.de>
1470 PR tree-optimization/79690
1471 * tree-vect-stmts.c (vectorizable_store): Use vector type
1472 built from the DR with address-space.
1474 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1476 * doc/invoke.texi (Optimize Options): Refine the description
1477 of asan-use-after-return.
1479 2017-02-25 Alan Modra <amodra@gmail.com>
1481 PR rtl-optimization/79584
1482 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1483 base, not ad->base_term, the reg within base. Remove assertion
1484 that ad->base == ad->base_term. Replace gen_int_mode using
1485 bogus mode with const0_rtx.
1487 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1490 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1491 FMA_EXPR like tcc_binary or tcc_unary.
1493 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1496 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1498 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1499 (output_loc_operands): Handle DW_OP_call_ref and
1500 DW_OP_GNU_variable_value.
1501 (struct variable_value_struct): New type.
1502 (struct variable_value_hasher): Likewise.
1503 (variable_value_hash): New variable.
1504 (string_types): Remove.
1505 (copy_loc_descr): New function.
1506 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1507 (prepend_loc_descr_to_each): New function.
1508 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1509 instead of add_loc_descr_to_each if the first argument is single
1510 location list and the second has multiple.
1511 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1512 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1513 when looking for variable value which doesn't have other location info.
1514 (loc_list_from_tree): Formatting fix.
1515 (gen_array_type_die): Simplify DW_AT_string_length handling.
1516 (adjust_string_types): Remove.
1517 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1518 string_types. Call resolve_variable_values.
1519 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1520 (resolve_addr_in_expr): Likewise. Add A argument.
1521 (copy_deref_exprloc): Remove deref argument. Adjust for the
1522 original expression being DW_OP_GNU_variable_value with optionally
1523 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1524 optionally after it.
1525 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1526 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1527 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1528 (variable_value_hasher::hash, variable_value_hasher::equal): New
1530 (resolve_variable_value_in_expr, resolve_variable_value,
1531 resolve_variable_values, note_variable_value_in_expr,
1532 note_variable_value): New functions.
1533 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1536 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1539 * opts.h (handle_generated_option): Add GENERATED_P argument.
1540 * opts-common.c (handle_option): Adjust function comment.
1541 (handle_generated_option): Add GENERATED_P argument, pass it to
1543 (control_warning_option): Pass false to handle_generated_option
1545 * opts.c (maybe_default_option): Pass true to handle_generated_option
1547 * optc-gen.awk: Likewise.
1549 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1551 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1552 a REG, look at the REG it is a SUBREG of.
1553 (splitter for cmpeqsi_t): Ditto.
1555 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1557 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1558 the special USEs with the pattern of the insn, not the insn itself.
1560 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1563 * doc/invoke.texi: Document -mload-store-pairs.
1565 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1566 Sandra Loosemore <sandra@codesourcery.com>
1568 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1569 argument isn't a CONST_INT.
1570 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1571 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1572 (nios2_validate_compare): Bypass alternate compare logic if *op2
1574 (ldstwm_operation_p): Return false if first_base is not a REG or
1575 if first_offset is not a CONST_INT.
1577 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1579 * config/cris/cris.md: Use correct operand in a define_peephole2.
1581 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1583 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1585 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1587 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1588 this_insn if it is an INSN or JUMP_INSN.
1589 (force_offsettable): Look at base, not at addr.
1590 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1591 on things that aren't necessarily CONST_INTs.
1593 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1595 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1596 -mfpmath=sse is the default also for x86-32 targets with SSE2
1597 instruction set when @option{-ffast-math} is enabled
1599 2017-02-24 Jeff Law <law@redhat.com>
1601 PR rtl-optimizatoin/79286
1602 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1605 2017-02-24 Richard Biener <rguenther@suse.de>
1607 PR tree-optimization/79389
1608 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1611 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1613 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1614 function comment to reflect reality.
1615 (loop_exits_before_overflow): Fix typo in function description.
1617 2017-02-24 Richard Biener <rguenther@suse.de>
1619 PR tree-optimization/79389
1620 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1621 properly that a threading opportunity exists. Detect conditional
1622 copy/constant propagation opportunities.
1624 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1626 * config/visium/visium.md (type): Add trap.
1627 (b): New mode attribute.
1628 (*btst): Rename into...
1629 (*btst<mode>): ...this and adjust.
1630 (*cbranchsi4_btst_insn): Rename into...
1631 (*cbranch<mode>4_btst_insn): ...this and adjust.
1632 (trap): New define_insn.
1634 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1636 PR tree-optimization/79389
1637 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1638 (noce_reversed_cond_code): New function.
1639 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1640 reversed_comparison_code. Formatting fix.
1641 (noce_try_store_flag): Test rev_cond != NULL in addition to
1642 reversed_comparison_code.
1643 (noce_try_store_flag_constants): Likewise.
1644 (noce_try_store_flag_mask): Likewise.
1645 (noce_try_addcc): Use rev_cond if non-NULL instead of
1646 reversed_comparison_code.
1647 (noce_try_cmove_arith): Likewise. Formatting fixes.
1648 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1649 (noce_find_if_block): Initialize rev_cond.
1650 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1651 instead of false as last argument never attempt to reverse it
1654 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1656 PR tree-optimization/79663
1657 * tree-predcom.c (combine_chains): Process refs in reverse order
1658 only for ZERO length chains, and add explaining comment.
1660 2017-02-23 Jeff Law <law@redhat.com>
1662 PR tree-optimization/79578
1663 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1664 in call to operand_equal_p.
1666 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1669 * config/i386/cpuid.h: Fix another undefined behavior.
1671 2017-02-23 Richard Biener <rguenther@suse.de>
1673 PR tree-optimization/79683
1674 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1675 vector types for data-refs.
1677 2017-02-23 Martin Liska <mliska@suse.cz>
1679 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1681 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1684 * internal-fn.c (get_range_pos_neg): Moved to ...
1685 * tree.c (get_range_pos_neg): ... here. No longer static.
1686 * tree.h (get_range_pos_neg): New prototype.
1687 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1688 are known to be in between 0 and signed maximum inclusive, try to
1689 expand both unsigned and signed divmod and use the cheaper one from
1692 2017-02-22 Jeff Law <law@redhat.com>
1694 PR tree-optimization/79578
1695 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1696 to compare base operands.
1698 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1701 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1702 gpc_reg_operand instead of fpr_reg_operand.
1704 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1706 * config/mips/mips.c (mips_return_in_memory): Force FP
1707 vector types to be returned in memory for o32 ABI.
1709 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1711 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1712 instead of DW_TAG_member for static data member declarations and don't
1713 set no_linkage_name for static inline data members.
1714 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1717 2017-02-22 Martin Liska <mliska@suse.cz>
1719 * doc/invoke.texi: Replace inequality signs with square brackets
1722 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1724 PR tree-optimization/68644
1725 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1727 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1730 * lra-constraints.c (simplify_operand_subreg): Handle
1731 WORD_REGISTER_OPERATIONS targets.
1733 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1736 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1737 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1738 elimination by swapping fld*.
1740 2017-02-22 Richard Biener <rguenther@suse.de>
1742 PR tree-optimization/79673
1743 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1744 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1745 irrelevant address-space qualifiers and avoiding a
1746 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1748 2017-02-22 Richard Biener <rguenther@suse.de>
1750 PR tree-optimization/79666
1751 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1752 to not symbolically negate if that may introduce undefined
1755 2017-02-22 Martin Liska <mliska@suse.cz>
1758 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1759 * data-streamer-out.c (streamer_write_gcov_count_stream):
1761 * value-prof.c (stream_out_histogram_value): Make assert more
1762 precise based on type of counter.
1764 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1768 Use nonimmediate_operand instead of memory_operand for operand 1.
1769 (float-extend standard_x87sse_constant_load splitter): Ditto.
1771 2017-02-21 Jeff Law <law@redhat.com>
1773 PR tree-optimization/79621
1774 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1775 blocks with edges to themselves.
1777 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1780 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1781 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1782 Use gimple_call_builtin_p.
1785 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1786 on temporarily removed DEBUG_INSNs.
1788 PR tree-optimization/79649
1789 * tree-loop-distribution.c (classify_partition): Give up on
1790 non-generic address space loads/stores.
1792 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1794 * doc/loop.texi (Loop manipulation): Remove nonexistent
1795 tree_ssa_loop_version from the documentation.
1796 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1798 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1801 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1802 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1803 * config/rs6000/rs6000.c: Include except.h.
1804 (rs6000_expand_split_stack_prologue): Call
1805 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1807 2017-02-21 Martin Jambor <mjambor@suse.cz>
1810 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1813 2017-02-21 Martin Jambor <mjambor@suse.cz>
1815 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1816 for backward compatibility only.
1817 * doc/invoke.texi (Option Summary): Remove all references to
1820 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1824 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1826 * lra-constraints.c (curr_insn_transform): Handle
1827 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1829 2017-02-21 Martin Liska <mliska@suse.cz>
1831 * config/i386/i386.opt: Replace -masm-dialect with -masm.
1833 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
1835 PR translation/79638
1836 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1838 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
1841 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1842 (arm_function_ok_for_sibcall): Return false for an indirect call by
1843 descriptor if all the argument registers are used.
1844 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1845 alignment of the function.
1847 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1849 PR tree-optimization/61441
1850 * simplify-rtx.c (simplify_const_unary_operation): For
1851 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1852 the sNaN unmodified.
1854 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1856 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1857 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1858 instead of SYSTEM_HEADER_DIR.
1860 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
1861 Martin Liška <mliska@suse.cz>
1863 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1864 Fix typos and grammar, use active voice, and clarify.
1866 2017-02-20 Marek Polacek <polacek@redhat.com>
1869 * gimplify.c (gimplify_expr): Handle unused *&&L;.
1872 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1874 2017-02-20 Jakub Jelinek <jakub@redhat.com>
1877 * config/i386/i386.c (ix86_expand_builtin): Handle
1878 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1879 ix86_builtins_isa[fcode].isa as a requirement of those
1880 flags and any other flag in the bitmask.
1881 (ix86_init_mmx_sse_builtins): Use 0 instead of
1882 ~OPTION_MASK_ISA_64BIT as mask.
1883 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1884 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1885 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1886 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1888 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1891 * lra-constraints.c (split_reg): Check requested split mode
1892 is supported by the register.
1894 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1896 * lra-constraints.c (simplify_operand_subreg): Remove early
1899 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1902 * lra-constraints.c (curr_insn_transform): Tighten condition
1903 for converting SUBREG reloads from OP_OUT to OP_INOUT.
1905 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1908 * lra-constraints.c (curr_insn_transform): Handle
1909 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1911 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
1914 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1918 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
1921 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1924 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1926 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1929 2017-02-18 Jakub Jelinek <jakub@redhat.com>
1931 * final.c (last_columnnum, override_columnnum): New variables.
1932 (final_start_function): Set last_columnnum, pass it to begin_prologue
1933 hook and pass 0 to dwarf2out_begin_prologue.
1934 (final_scan_insn): Update override_columnnum. Pass last_columnnum
1935 to source_line debug hook.
1936 (notice_source_line): Compute last_columnnum and for debug_column_info
1937 return true on column changes.
1938 * debug.h (struct gcc_debug_hooks): Add column argument to
1939 source_line and begin_prologue hooks.
1940 (debug_nothing_int_charstar_int_bool): Remove prototype.
1941 (debug_nothing_int_int_charstar,
1942 debug_nothing_int_int_charstar_int_bool): New prototypes.
1943 (dwarf2out_begin_prologue): Add column argument.
1944 * debug.c (do_nothing_debug_hooks): Adjust source_line and
1945 begin_prologue hooks.
1946 (debug_nothing_int_charstar_int_bool): Remove.
1947 (debug_nothing_int_int_charstar,
1948 debug_nothing_int_int_charstar_int_bool): New functions.
1949 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1950 through to dwarf2out_source_line.
1951 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
1952 (dwarf2out_source_line): Add column argument, emit it if requested.
1953 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
1955 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1956 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1957 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
1958 through to dwarf2out_begin_prologue.
1959 (vmsdbgout_source_line): Add column argument, pass it through to
1960 dwarf2out_source_line.
1961 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
1962 dbxout_source_line caller.
1963 (dbxout_source_line): Add column argument.
1965 * common.opt (gno-column-info, gcolumn-info): New options.
1966 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
1967 (check_die): Also test for multiple DW_AT_decl_column attributes.
1968 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
1969 DW_AT_decl_column if requested.
1970 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
1972 (gen_variable_die): Likewise.
1973 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
1974 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
1977 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
1978 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
1979 (ix86_handle_option): Handle OPT_m3dnowa.
1980 * doc/invoke.texi (-m3dnowa): Document.
1981 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
1982 -m3dnowa instead of -m3dnow -march=athlon.
1985 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
1986 instead of gcc_assert for K, r and R code checks. Formatting fixes.
1988 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1991 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
1992 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
1993 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
1994 generator for vsx_xxpermdi_<mode>_be.
1995 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
1996 force big-endian semantics.
1997 (vsx_xxpermdi_<mode>_be): New define_expand with same
1998 implementation as previous version of vsx_xxpermdi_<mode>.
2000 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2002 PR tree-optimization/79327
2003 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2004 variable, its initialization and use.
2006 2017-02-17 Julia Koval <julia.koval@intel.com>
2008 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2009 (OPTION_MASK_ISA_PKU_UNSET): New.
2010 (ix86_handle_option): Handle -mrdpid.
2011 * config/i386/cpuid.h (bit_RDPID): New.
2012 * config/i386/driver-i386.c (host_detect_local_cpu):
2013 Detect RDPID feature.
2014 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2015 * config/i386/i386-c.c (ix86_target_macros_internal):
2017 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2018 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2019 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2020 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2021 * config/i386/i386.md (define_insn "rdpid"): New.
2022 * config/i386/i386.opt Add -mrdpid.
2023 * config/i386/immintrin.h (_rdpid_u32): New.
2025 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2027 PR rtl-optimization/79541
2028 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2029 instead of transforming it into USE.
2031 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2033 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2034 If HONOR_SNANS (SFmode) force the input to a register.
2035 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2036 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2037 an frsp or similar insn.
2039 2017-02-17 Martin Liska <mliska@suse.cz>
2041 PR rtl-optimization/79577
2042 * params.def (selsched-max-sched-times): Increase minimum to 1.
2044 2017-02-17 Martin Liska <mliska@suse.cz>
2046 PR rtl-optimization/79574
2047 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2049 2017-02-17 Martin Liska <mliska@suse.cz>
2051 PR tree-optimization/79529
2052 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2053 ssa_defined_default_def_p to handle cases which are implicitly
2055 * tree-ssa.c (ssa_defined_default_def_p): New function.
2056 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2057 which are implicitly defined.
2058 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2060 2017-02-17 Richard Biener <rguenther@suse.de>
2063 * params.def (max-ssa-name-query-depth): Limit to 10.
2065 2017-02-17 Richard Biener <rguenther@suse.de>
2067 PR tree-optimization/79552
2068 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2071 2017-02-17 Richard Biener <rguenther@suse.de>
2074 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2076 2017-02-17 Marek Polacek <polacek@redhat.com>
2079 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2080 (fold_negate_expr): New wrapper.
2082 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2084 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2085 Correct terminology and de-emphasize pre-standard behavior.
2087 2017-02-16 Alan Modra <amodra@gmail.com>
2089 PR rtl-optimization/79286
2090 * ira.c (def_dominates_uses): New function.
2091 (update_equiv_regs): Don't create an equivalence for insns that
2092 may trap where the register def does not dominate the use.
2094 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2096 PR rtl-optimization/78127
2097 * lra.c (lra): Call lra_eliminate before finish the loop after
2100 2017-02-16 Richard Biener <rguenther@suse.de>
2102 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2104 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2105 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2106 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2107 (isl_val_int_from_wi): New function.
2108 (extract_affine_gmp): Rename to ...
2109 (extract_affine_wi): ... this, take a widest_int.
2110 (extract_affine_int): Just wrap extract_affine_wi.
2111 (add_param_constraints): Use isl_val_int_from_wi.
2112 (add_loop_constraints): Likewise, and extract_affine_wi.
2114 2017-02-15 Jeff Law <law@redhat.com>
2117 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2118 ira_init_register_move_cost_if_necessary.
2120 2017-02-15 Martin Sebor <msebor@redhat.com>
2123 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2124 removed in a prior commit.
2126 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2128 PR tree-optimization/79347
2129 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2130 counters during peeling.
2132 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2134 * Makefile.in (site.exp): Remove "set ISLVER".
2136 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2139 * real.c (real_from_integer): Call real_convert even for decimal.
2141 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2144 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2146 2017-02-14 Andrew Pinski <apinski@cavium.com>
2148 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2149 cores and change the partno/implementer to be correct.
2150 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2151 the 'B" as the implementer.
2152 * config/aarch64/aarch64-tune.md: Regenerate.
2154 2017-02-14 Carl Love <cel@us.ibm.com>
2156 * config/rs6000/rs6000.c: Add case statement entry to make the
2157 xvcvuxdsp built-in argument unsigned.
2158 * config/rs6000/vsx.md: Fix the source and return operand types so they
2159 match the instruction definitions from the ISA document. Fix typo
2160 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2163 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2166 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2167 member early_clobber_alts.
2168 * lra-lives.c (reg_early_clobber_p): New.
2169 (process_bb_lives): Use it.
2170 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2171 (debug_operand_data): Initialize early_clobber_alts.
2172 (setup_operand_alternative): Set up early_clobber_alts.
2173 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2174 alternatives to new_insn_reg.
2175 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2177 (lra_update_insn_regno_info): Pass the new arg.
2179 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2182 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2183 (new_oacc_loop_raw): Don't clear already cleared fields.
2186 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2187 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2188 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2190 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2195 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2198 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2199 the extra instruction to the right place to store 128-bit constant
2202 2017-02-14 Martin Sebor <msebor@redhat.com>
2205 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2206 warning for strings of unknown length.
2208 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2210 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2212 2017-02-14 Jeff Law <law@redhat.com>
2215 * ira-costs.c (scan_one_insn): Initialize register move costs
2216 for pseudos seen in USE/CLOBBER insns.
2218 PR tree-optimization/79095
2219 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2220 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2221 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2222 if the operands are known to be not equal, then the resulting range
2224 (intersect_ranges): If the new range is ~[0,0] and the old range is
2225 wide, then prefer ~[0,0].
2226 * tree-vrp.c (overflow_comparison_p_1): New function.
2227 (overflow_comparison_p): New function.
2228 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2229 if NAME is used in an overflow test.
2230 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2231 overflow check that can be expressed as an equality test, then adjust
2232 ops to be that equality test.
2234 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2236 * config/s390/s390-builtin-types.def: Remove flags argument.
2237 * config/s390/s390.c (s390_init_builtins): Likewise.
2239 2017-02-14 Martin Liska <mliska@suse.cz>
2241 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2242 vector. Fix trailing white spaces.
2244 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2246 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2249 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2251 PR rtl-optimization/68664
2252 * config/arm/arm.c (arm_sched_can_speculate_insn):
2253 New function. Declare prototype.
2254 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2256 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2258 PR rtl-optimization/68664
2259 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2261 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2263 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2265 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2266 max skip bytes for function, loop and jump.
2268 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2270 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2271 ABS_EXPR for gimple dump.
2273 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2276 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2278 PR tree-optimization/79408
2279 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2280 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2281 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2282 also if rhs1 is INTEGER_CST.
2284 2017-02-14 Richard Biener <rguenther@suse.de>
2287 * tree-into-ssa.c (insert_phi_nodes): When the function can
2288 have abnormal edges rewrite SSA names with broken use-def
2289 dominance out of SSA and register them for PHI insertion.
2291 2017-02-13 Martin Sebor <msebor@redhat.com>
2294 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2295 clearing info.nowrite flag when snprintf size argument is a range.
2297 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2299 * cprop.c (cprop_jump): Add missing space in string literal.
2300 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2301 (get_constraint_for_component_ref): Likewise.
2302 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2303 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2304 * lra-constraints.c (process_alt_operands): Likewise.
2305 * ipa-inline.c (inline_small_functions): Likewise.
2306 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2307 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2308 * trans-mem.c (diagnose_tm_1_op): Likewise.
2309 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2310 (grid_parallel_clauses_gridifiable): Likewise.
2312 * config/nvptx/mkoffload.c (process): Add space in between
2315 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2316 "MOD4_SSE_REGS" and "ALL_REGS".
2318 * spellcheck.c (test_data): Add , in between "foo" and "food".
2320 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2323 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2324 boundary crossing check and subsequent code generation agree.
2326 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2328 * config/aarch64/aarch64.c (has_memory_op): Delete.
2329 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2332 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2334 PR rtl-optimization/79388
2335 PR rtl-optimization/79450
2336 * combine.c (distribute_notes): When removing TEM_INSN for which
2337 corresponding dest has last value recorded, invalidate that last
2340 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2342 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2343 of explicit '@'. Add missing assembly comment marker on branch costs
2346 2017-02-13 Nathan Sidwell <nathan@acm.org>
2348 * gengtype-lex.l (<in_struct>): Add '/'.
2350 2017-02-13 Martin Liska <mliska@suse.cz>
2353 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2355 2017-02-13 Richard Biener <rguenther@suse.de>
2357 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2359 * configure: Re-generate.
2360 * config.in: Likewise.
2361 * graphite-dependences.c: Simplify as if
2362 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2363 * graphite-isl-ast-to-gimple.c: Likewise.
2364 * graphite-optimize-isl.c: Likewise.
2365 * graphite-poly.c: Likewise.
2366 * graphite-sese-to-poly.c: Likewise.
2367 * graphite.h: Likewise.
2368 * toplev.c: Include isl/version.h and use isl_version () for
2369 printing the ISL version.
2370 * doc/install.texi: Update ISL requirement.
2372 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2374 * doc/standards.texi (Standards): Update reference to
2377 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2379 * doc/extend.texi (Named Address Spaces): sourceware.org now
2381 * doc/install.texi (Binaries): Ditto.
2384 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2386 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2387 standard terminology "stringize"/"stringizing" throughout.
2388 * doc/cppinternals.texi: Likewise.
2390 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2392 * doc/extend.texi: Fix some spelling mistakes and typos.
2393 * doc/invoke.texi: Likewise.
2395 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2398 * params.def (inline-min-speedup) Change from 10 to 8.
2400 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2402 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2405 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2408 * ipa-inline-analysis.c (get_minimal_bb): New function.
2409 (record_modified): Use it.
2410 (remap_edge_change_prob): Handle also ancestor functions.
2412 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2414 * doc/contrib.texi (Contributors): Remove broken link into
2415 the Mauve CVS repository.
2417 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2420 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2421 result computation whenever lhs doesn't have vector mode, not
2422 just when it has BLKmode.
2424 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2426 * doc/makefile.texi (profiledbootstrap): Refer to the
2427 installation instructions only in textual form.
2429 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2432 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2434 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2436 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2437 (Specific): Update mingw-w64 reference.
2439 (Specific): Remove broken link to Renesas RX processor.
2441 2017-02-10 Richard Biener <rguenther@suse.de>
2443 * toplev.c (process_options): Do not mention obsolete graphite
2444 options when printing sorry message about missing graphite support.
2445 Mention -floop-nest-optimize.
2447 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2449 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2450 (vtst_p16): Likewise.
2451 (vtstq_p8): Likewise.
2452 (vtstq_p16): Likewise.
2454 (vtstq_p64): Likewise.
2455 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2456 (vset_lane_p64): New.
2457 (vsetq_lane_p64): New.
2459 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2461 PR tree-optimization/79411
2462 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2463 stmt operands are SSA_NAMEs used in abnormal phis.
2464 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2467 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2470 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2473 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2475 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2477 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2479 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2483 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2484 not arbitrary TREE_CONSTANT.
2487 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2488 "omp declare target link" attribute unless is_global_var.
2489 * omp-offload.c (find_link_var_op): Likewise.
2491 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2492 Chung-Lin Tang <cltang@codesourcery.com>
2494 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2496 (gimplify_adjust_omp_clauses): Don't delete TILE.
2497 (gimplify_omp_for): Deal with TILE.
2498 * internal-fn.c (expand_GOACC_TILE): New function.
2499 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2501 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2502 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2504 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2505 avoid DIV for outermost collapse var.
2506 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2507 Remove out of date comments, fix whitespace.
2508 * omp-general.c (omp_extract_for_data): Deal with tiling.
2509 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2510 adjust OLF_DIM_BASE value.
2511 (struct omp_for_data): Add tiling field.
2512 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2513 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2514 for auto loops. Remove default auto determining, moved to
2515 oacc_loop_fixed_partitions.
2516 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2517 stmts, add e_mask field.
2518 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2519 (oacc_thread_numbers): Use oacc_dim_call.
2520 (oacc_xform_tile): New.
2521 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2522 (finish_oacc_loop): Adjust for ifns vector.
2523 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2524 add case for GOACC_TILE fns.
2525 (oacc_loop_xform_loop): Delete.
2526 (oacc_loop_process): Iterate over call list directly, and add
2527 handling for GOACC_TILE fns.
2528 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2530 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2531 vector partitioning to outer loops. Assign 2 partitions to loops
2532 when available. Add TILE handling.
2533 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2534 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2535 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2536 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2537 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2539 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2541 * configure.ac (ACX_BUGURL): Update.
2542 * configure: Regenerate.
2544 2017-02-09 Richard Biener <rguenther@suse.de>
2546 PR tree-optimization/69823
2547 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2548 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2550 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2552 * config/arc/arc-c.def: Add __NPS400__ definition.
2553 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2554 (TARGET_NPS400): Define.
2556 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2558 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2560 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2562 (arc_cpu_types): Fill the arch_info field with a pointer into the
2563 arc_arch_types table.
2564 (arc_selected_cpu): Declare.
2565 * config/arc/arc.c (arc_selected_cpu): Make global.
2566 (arc_selected_arch): Delete.
2567 (arc_base_cpu): Delete.
2568 (arc_override_options): Remove references to deleted variables,
2569 update access to arch information.
2570 (ARC_OPT): Update access to arch information.
2571 (ARC_OPTX): Likewise.
2572 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2573 (TARGET_ARC600): Update access to arch information.
2574 (TARGET_ARC601): Likewise.
2575 (TARGET_ARC700): Likewise.
2576 (TARGET_EM): Likewise.
2577 (TARGET_HS): Likewise.
2578 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2581 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2584 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2585 condition/operands for integer GE/LE/GEU/LEU operations.
2587 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2589 PR translation/79397
2590 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2593 2017-02-08 Martin Jambor <mjambor@suse.cz>
2596 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2597 whether allocation happened.
2598 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2599 nothing was allocated.
2601 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2603 PR tree-optimization/79408
2604 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2605 constant, but SSA_NAME with a known integer range, use the minimum
2606 of that range instead of op1 to determine if modulo can be replaced
2607 with its first operand.
2609 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2611 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2613 2017-02-08 Richard Biener <rguenther@suse.de>
2615 PR tree-optimization/71824
2616 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2617 Check all loops contained in the merged region.
2619 2017-02-07 Andrew Pinski <apinski@cavium.com>
2621 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2623 2017-02-07 Andrew Pinski <apinski@cavium.com>
2625 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2626 (thunderxt88): Likewise.
2627 (thunderxt81): Disable LSE and change v8.1 to v8.
2628 (thunderxt83): Likewise.
2630 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2631 Richard Biener <rguenther@suse.de>
2634 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2635 type from int to size_t.
2636 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2638 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2640 PR rtl-optimization/79386
2641 * cprop.c (bypass_conditional_jumps): Initialize
2642 bypass_last_basic_block already before splitting bbs after
2643 unconditional traps...
2644 (bypass_conditional_jumps): ... rather than here.
2647 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2648 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2649 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2650 fix -masm=intel patterns.
2652 2017-02-07 Richard Biener <rguenther@suse.de>
2654 PR tree-optimization/79256
2656 * builtins.c (get_object_alignment_2): Use min_align_of_type
2657 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2658 and ADJUST_FIELD_ALIGN.
2660 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2662 * doc/tm.texi: Regenerate.
2663 * stor-layout.c (layout_decl): Adjust.
2664 (update_alignment_for_field): Likewise.
2665 (place_field): Likewise.
2666 (min_align_of_type): Likewise.
2667 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2668 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2669 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2670 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2671 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2672 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2673 * config/i386/i386.c (x86_field_alignment): Likewise.
2674 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2675 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2676 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2677 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2678 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2679 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2683 2017-01-30 Richard Biener <rguenther@suse.de>
2685 PR tree-optimization/79256
2686 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2687 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2690 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2692 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2693 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2694 builtins to SImode and emit a zero-extend, if necessary.
2696 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2698 * docs/invoke.texi (RISC-V Options): Alphabetize.
2700 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2702 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2705 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2707 * config/riscv/riscv.c: New file.
2708 * gcc/common/config/riscv/riscv-common.c: Likewise.
2709 * config.gcc: Likewise.
2710 * config/riscv/constraints.md: Likewise.
2711 * config/riscv/elf.h: Likewise.
2712 * config/riscv/generic.md: Likewise.
2713 * config/riscv/linux.h: Likewise.
2714 * config/riscv/multilib-generator: Likewise.
2715 * config/riscv/peephole.md: Likewise.
2716 * config/riscv/pic.md: Likewise.
2717 * config/riscv/predicates.md: Likewise.
2718 * config/riscv/riscv-builtins.c: Likewise.
2719 * config/riscv/riscv-c.c: Likewise.
2720 * config/riscv/riscv-ftypes.def: Likewise.
2721 * config/riscv/riscv-modes.def: Likewise.
2722 * config/riscv/riscv-opts.h: Likewise.
2723 * config/riscv/riscv-protos.h: Likewise.
2724 * config/riscv/riscv.h: Likewise.
2725 * config/riscv/riscv.md: Likewise.
2726 * config/riscv/riscv.opt: Likewise.
2727 * config/riscv/sync.md: Likewise.
2728 * config/riscv/t-elf-multilib: Likewise.
2729 * config/riscv/t-linux: Likewise.
2730 * config/riscv/t-linux-multilib: Likewise.
2731 * config/riscv/t-riscv: Likewise.
2732 * configure.ac: Likewise.
2733 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2734 Waterman as RISC-V maintainers.
2735 * doc/install.texi: Add RISC-V entries.
2736 * doc/invoke.texi: Add RISC-V options section.
2737 * doc/md.texi: Add RISC-V constraints section.
2738 * configure: Regenerated.
2740 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2743 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2744 false values to be constant vectors with all 0 or all 1 bits set.
2745 (vcondu<mode><mode>): Likewise.
2746 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2748 (fpmask_comparison_operator): Update comment.
2749 (vecint_comparison_operator): New predicate.
2750 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2751 vector conditionals when the true and false values are constant
2752 vectors with all 0 bits or all 1 bits set.
2754 2017-02-06 Martin Sebor <msebor@redhat.com>
2756 PR tree-optimization/79376
2757 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2759 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2762 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2763 to simplify split condition.
2765 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2767 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2768 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2771 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2773 PR rtl-optimization/68664
2774 * target.def (can_speculate_insn): New hook.
2775 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2776 * doc/tm.texi: Regenerate.
2777 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2778 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2779 (rs6000_sched_can_speculate_insn): New function.
2781 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2783 PR tree-optimization/79284
2784 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2785 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2786 vectorizable_mask_load_store, vectorizable_operation,
2787 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2788 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2789 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2790 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2791 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2792 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2793 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2794 is_gimple_assign (stmt). Replace another such test with
2795 is_gimple_assign (stmt).
2797 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2800 * config/avr/avr.c (rtl-iter.h): Include it.
2801 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2802 (avr_legitimate_combined_insn): ...and implementation.
2804 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2806 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2807 * config/s390/s390.c (s390_const_operand_ok)
2808 (s390_canonicalize_comparison, s390_extract_part)
2809 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2810 (s390_contiguous_bitmask_p, s390_rtx_costs)
2811 (legitimize_pic_address): Likewise.
2812 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2813 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2814 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2815 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2816 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2818 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2820 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2821 REGNO($0) == REGNO($1).
2823 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2825 * config/s390/linux.h(SIZE_TYPE): Add comment.
2827 2017-02-06 Julian Brown <julian@codesourcery.com>
2828 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2829 Virendra Pathak <virendra.pathak@broadcom.com>
2831 * config/aarch64/aarch64-cores.def: Change the scheduler
2833 * config/aarch64/aarch64.md: Include thunderx2t99.md.
2834 * config/aarch64/thunderx2t99.md: New file.
2836 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2838 * doc/standards.texi (Go Language): Update link to language
2841 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2843 * tree-eh.c (lower_resx): Sanitize profile.
2844 (cleanup_empty_eh_move_lp): Likewise.
2846 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2849 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2851 * cfgloopmanip.h (loop_version): Update prototype.
2852 * modulo-sched.c (sms_schedule): Update call of loop_version.
2853 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2854 * tree-parloops.c (gen_parallel_loop): Likewise.
2855 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2856 * tree-ssa-loop-split.c (split_loop): Likewise.
2857 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2858 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2860 2017-02-05 Martin Liska <mliska@suse.cz>
2863 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2865 (print_operand_address): Initialize a struct to zero.
2867 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2869 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2870 garbage collector only in textual form.
2872 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2874 * doc/extend.texi (x86 specific memory model extensions for
2875 transactional memory): Simplify a phrase.
2877 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
2880 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2881 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2882 (atomic_storedi_1): Likewise.
2884 2017-02-04 Jakub Jelinek <jakub@redhat.com>
2886 PR tree-optimization/79338
2887 * tree-parloops.c (gather_scalar_reductions): Don't call
2888 vect_analyze_loop_form for loop->inner before destroying loop's
2891 2017-02-03 Martin Sebor <msebor@redhat.com>
2893 PR tree-optimization/79327
2894 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2895 when precision has resulted in leading zeros.
2896 (format_integer): Adjust the likely counter to assume an unknown
2897 argument that may be zero is non-zero.
2899 2017-02-03 Jason Merrill <jason@redhat.com>
2902 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2903 avoid copying non-taken branch.
2905 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2907 PR tree-optimization/79340
2908 * tree-vect-loop.c (vectorizable_reduction): Release
2909 vec_defs elements after safe_splicing them into other vectors.
2912 PR tree-optimization/79327
2913 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2914 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2916 (format_integer): Use wide_int_to_tree instead of build_int_cst
2917 + to_?hwi. If argmin is NULL, just set argmin and argmax to
2918 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
2919 of shortest and longest sequence.
2921 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
2923 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2924 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2926 2017-02-03 Walter Lee <walt@tilera.com>
2929 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2930 after initial stackframe link reg save.
2931 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2933 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2936 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2937 wu for stxssp alternative.
2939 2017-02-03 Martin Sebor <msebor@redhat.com>
2941 PR tree-optimization/79352
2942 * gimple-fold.c (get_range_strlen): Add argument.
2943 (get_range_strlen): Change return type to bool.
2944 (get_maxval_strlen): Pass in a dummy argument.
2945 * gimple-fold.h (get_range_strlen): Change return type to bool.
2946 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2947 * tree.h (array_at_struct_end_p): Add argument.
2948 * tree.c (array_at_struct_end_p): Handle it.
2950 2017-02-03 Martin Liska <mliska@suse.cz>
2953 * multiple_target.c (create_dispatcher_calls): Redirect edge
2954 from a caller of a dispatcher.
2955 (expand_target_clones): Make the clones local.
2956 (ipa_target_clone): Do both target clones and resolvers.
2957 (ipa_dispatcher_calls): Remove the pass.
2958 (pass_dispatcher_calls::gate): Likewise.
2959 (make_pass_dispatcher_calls): Likewise.
2960 * passes.def (pass_target_clone): Put as very first IPA early
2963 2017-02-03 Martin Liska <mliska@suse.cz>
2965 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
2966 in case of a function with ifunc attribute.
2968 2017-02-03 Martin Liska <mliska@suse.cz>
2970 * cgraph.c (cgraph_node::dump): Dump function version info.
2971 * symtab.c (symtab_node::dump_base): Add missing new line.
2973 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
2975 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
2976 (ifcombine_ifandif): Use it.
2978 2017-02-03 Martin Liska <mliska@suse.cz>
2980 * doc/invoke.texi: Document default value for
2981 use-after-scope-direct-emission-threshold.
2983 2017-02-03 Martin Liska <mliska@suse.cz>
2985 PR tree-optimization/79339
2986 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
2987 (format_floating): Likewise.
2989 2017-02-03 Martin Liska <mliska@suse.cz>
2992 * ipa-prop.c (ipa_node_params_t::insert): Remove current
2994 (ipa_node_params_t::remove): Likewise.
2995 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
2996 initialization from removed ipa_node_params_t::insert.
2997 (ipa_node_params::~ipa_node_params): Move from removed
2998 ipa_node_params_t::release.
2999 * symbol-summary.h (symbol_summary::m_released): New member.
3000 Do not release a summary twice. Do not allow to call finalizer
3001 for types of a summary that live in GGC memory.
3003 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3005 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3008 2017-02-02 Martin Sebor <msebor@redhat.com>
3011 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3012 (format_string): Tighten up the range of output for non-constant
3013 strings and correct the expected range for wide non-constant strings.
3015 2017-02-02 Martin Sebor <msebor@redhat.com>
3017 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3020 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3022 (-fdump-tree-@var): Add to index and document how to come up
3023 with pass-specific option and dump file names.
3024 (-fdump-passes): Clarify where to look for output.
3026 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3029 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3030 statistics of the analyzed path; allow threading for speed when
3031 any of BBs along the path are optimized for speed.
3033 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3036 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3037 settings of the virtual registers.
3040 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3042 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3043 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3046 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3048 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3049 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3051 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3053 * config/s390/s390.md: Add missing comments with the expanded
3055 * config/s390/vector.md: Likewise.
3056 * config/s390/vx-builtins.md: Likewise.
3058 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3061 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3062 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3063 conditions on a single line.
3065 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3067 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3068 __S390_VX__ to __VX__.
3070 2017-02-01 Andrew Pinski <apinski@cavium.com>
3072 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3073 stmt_info to record_stmt_cost.
3074 (vect_get_known_peeling_cost): Pass stmt_info if known to
3076 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3077 cpu_vector_cost field into
3078 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3079 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3080 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3081 splitting of scalar_stmt_cost and vec_stmt_cost.
3082 (thunderx_vector_cost): Likewise.
3083 (cortexa57_vector_cost): LIkewise.
3084 (exynosm1_vector_cost): Likewise.
3085 (xgene1_vector_cost): Likewise.
3086 (thunderx2t99_vector_cost): Improve after the splitting of the two
3088 (aarch64_builtin_vectorization_cost): Update for the splitting of
3089 scalar_stmt_cost and vec_stmt_cost.
3091 2017-02-01 Torvald Riegel <triegel@redhat.com>
3092 Richard Henderson <rth@redhat.com>
3094 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3095 conditional on existance of a fast atomic load.
3096 * optabs-query.c (can_atomic_load_p): New function.
3097 * optabs-query.h (can_atomic_load_p): Declare it.
3098 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3099 no fast atomic load is available for the particular size of access.
3100 (expand_atomic_compare_and_swap): Likewise.
3101 (expand_atomic_load): Likewise.
3102 (expand_atomic_store): Likewise.
3103 (expand_atomic_fetch_op): Likewise.
3104 * testsuite/lib/target-supports.exp
3105 (check_effective_target_sync_int_128): Remove x86 because it provides
3106 no fast atomic load.
3107 (check_effective_target_sync_int_128_runtime): Likewise.
3109 2017-02-01 Richard Biener <rguenther@suse.de>
3111 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3112 (graphite_transform_loops): Provide opt-info for optimized nests.
3113 * tree-parloop.c (parallelize_loops): Provide opt-info for
3116 2017-02-01 Richard Biener <rguenther@suse.de>
3119 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3122 2017-02-01 Richard Biener <rguenther@suse.de>
3124 PR tree-optimization/71824
3125 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3126 Verify the loops are valid in the merged SESE region.
3127 (scop_detection::can_represent_loop_1): Check analyzing the
3128 evolution of the number of iterations in the region succeeds.
3130 2017-01-31 Ian Lance Taylor <iant@golang.org>
3132 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3133 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3135 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3137 PR preprocessor/79210
3138 * input.c (get_substring_ranges_for_loc): Replace line_width
3139 assertion with error-handling.
3141 2017-01-31 Richard Biener <rguenther@suse.de>
3143 PR tree-optimization/77318
3144 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3145 (create_pw_aff_from_tree): Take loop parameter.
3146 (add_condition_to_pbb): Pass loop of the condition to
3147 create_pw_aff_from_tree.
3149 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3151 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3152 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3154 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3158 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3160 (convert_int_to_float128): Likewise.
3161 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3162 (convert_int_to_float128): Likewise.
3163 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3164 (UNSPEC_IEEE128_CONVERT): Likewise.
3165 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3166 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3167 Use local variables for IBM extended format.
3168 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3169 (fix_trunc<mode>si2_fprs): Likewise.
3170 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3171 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3172 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3173 to know that we can now have integers of all sizes in vector
3175 (fix<uns>_<mode>di2_hw): Likewise.
3176 (float<uns>_<mode>si2_hw): Likewise.
3177 (fix_<mode>si2_hw): Likewise.
3178 (fixuns_<mode>si2_hw): Likewise.
3179 (float<uns>_<mode>di2_hw): Likewise.
3180 (float_<mode>di2_hw): Likewise.
3181 (float_<mode>si2_hw): Likewise.
3182 (floatuns_<mode>di2_hw): Likewise.
3183 (floatuns_<mode>si2_hw): Likewise.
3184 (xscvqp<su>wz_<mode>): Delete, no longer used.
3185 (xscvqp<su>dz_<mode>): Likewise.
3186 (xscv<su>dqp_<mode>): Likewise.
3187 (ieee128_mfvsrd_64bit): Likewise.
3188 (ieee128_mfvsrd_32bit): Likewise.
3189 (ieee128_mfvsrwz): Likewise.
3190 (ieee128_mtvsrw): Likewise.
3191 (ieee128_mtvsrd_64bit): Likewise.
3192 (ieee128_mtvsrd_32bit): Likewise.
3194 2017-01-31 Martin Liska <mliska@suse.cz>
3197 * ipa-prop.c (ipa_free_all_node_params): Call release method
3198 instead of ~sumbol_summary to not to trigger double times
3201 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3203 PR tree-optimization/71691
3204 * bitmap.h (class auto_bitmap): New.
3205 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3206 is_maybe_undefined instead of ssa_undefined_value_p.
3208 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3210 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3211 __S390_ARCH_LEVEL__ to __ARCH__.
3213 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3215 PR tree-optimization/79267
3216 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3217 if should_remove_lhs_p is true.
3219 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3222 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3223 (add_alignment_attribute): New.
3224 (base_type_die): Add alignment attribute.
3225 (subrange_type_die): Likewise.
3226 (modified_type_die): Likewise.
3227 (gen_array_type_die): Likewise.
3228 (gen_descr_array_type_die: Likewise.
3229 (gen_enumeration_type_die): Likewise.
3230 (gen_subprogram_die): Likewise.
3231 (gen_variable_die): Likewise.
3232 (gen_field_die): Likewise.
3233 (gen_ptr_to_mbr_type_die): Likewise.
3234 (gen_struct_or_union_type_die): Likewise.
3235 (gen_subroutine_type_die): Likewise.
3236 (gen_typedef_die): Likewise.
3237 (base_type_cmp): Compare alignment attribute.
3239 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3242 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3243 (setb_unsigned) New pattern for setb with CCUNS.
3244 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3245 subfc./subfe sequence to avoid overflow problems. Generate a
3246 shorter sequence with cmpld/setb for power9.
3247 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3248 for generating subfc. instruction.
3249 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3250 now uses this instruction.
3252 2017-01-30 Ian Lance Taylor <iant@google.com>
3255 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3256 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3258 2017-01-30 Martin Sebor <msebor@redhat.com>
3260 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3261 Move constant to the right of a relational operator.
3262 (get_mpfr_format_length, format_character, format_string): Ditto.
3263 (should_warn_p, maybe_warn): Same.
3265 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3267 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3270 * asan.c (get_translation_unit_decl): Remove function.
3271 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3273 2017-01-30 Martin Liska <mliska@suse.cz>
3275 PR gcov-profile/79259
3276 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3279 2017-01-30 Martin Liska <mliska@suse.cz>
3282 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3283 Initialize variables with NULL value.
3285 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3288 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3290 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3292 2017-01-30 Richard Biener <rguenther@suse.de>
3294 PR tree-optimization/79276
3295 * tree-vrp.c (process_assert_insertions): Properly adjust common
3296 when removing a duplicate.
3298 * gcc.dg/torture/pr79276.c: New testcase.
3300 2017-01-30 Richard Biener <rguenther@suse.de>
3302 PR tree-optimization/79256
3303 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3304 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3306 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3308 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3311 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3312 ("*r<noxa>sbg_<mode>_sll_bitmask")
3313 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3314 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3315 Use contiguous_bitmask_nowrap_operand.
3317 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3320 * config/rs6000/altivec.h (vec_xl): Revise #define.
3321 (vec_xst): Likewise.
3323 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3327 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3329 PR rtl-optimization/79194
3330 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3331 traps before call to bypass_conditional_jumps.
3333 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3335 PR tree-optimization/71374
3336 * lra-constraints.c (check_conflict_input_operands): New.
3337 (match_reload): Use it.
3339 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3342 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3343 account to calculate conflict_set.
3345 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3347 PR rtl-optimization/78559
3348 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3349 other_insn in combine.
3351 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3353 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3354 uint16_type_node for BT_UINT16.
3356 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3358 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3359 "RTL Tests" to menu.
3360 (GIMPLE Tests): New node.
3361 (RTL Tests): New node.
3363 2017-01-27 Richard Biener <rguenther@suse.de>
3365 PR tree-optimization/79245
3366 * tree-loop-distribution.c (distribute_loop): Apply cost
3367 modeling also to detected patterns.
3369 2017-01-27 Richard Biener <rguenther@suse.de>
3371 PR tree-optimization/71433
3372 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3373 (compare_assert_loc): New function.
3374 (process_assert_insertions): Sort and optimize assert locations
3375 to remove duplicates and push down identical assertions on
3376 edges to their destination block.
3378 2017-01-27 Richard Biener <rguenther@suse.de>
3380 PR tree-optimization/79244
3381 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3382 out SSA names even if abnormal.
3384 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3386 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3387 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3388 instead of MPFR_RNDN.
3390 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3393 * arm.c (arm_option_override): Don't call build_target_option_node
3394 until after doing all option overrides.
3395 (arm_valid_target_attribute_tree): Likewise.
3397 2017-01-27 Martin Liska <mliska@suse.cz>
3399 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3400 for {cd}tors and C++ {cd}tors.
3402 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3404 * config/s390/s390.md ("*setmem_long_and")
3405 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3407 2017-01-26 Martin Sebor <msebor@redhat.com>
3409 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3412 2017-01-26 Martin Sebor <msebor@redhat.com>
3414 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3415 HAVE_DFmode before using XFmode or DFmode.
3416 (parse_directive): Avoid using the z length modifier to avoid
3417 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3420 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3421 to accept adjustment as an array.
3422 (get_int_range): New function.
3423 (struct directive): Make width and prec arrays.
3424 (directive::set_width, directive::set_precision): Call get_int_range.
3425 (format_integer, format_floating): Handle width and precision ranges.
3426 (format_string, parse_directive): Same.
3428 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3431 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3432 comdat_type_p set, just clone them, but keep the children in the
3436 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3437 which have direct callers with -fvar-tracking-assignments enabled
3439 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3440 inside of type units.
3442 2017-01-26 Martin Sebor <msebor@redhat.com>
3445 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3447 (struct format_result): Replace number_chars, number_chars_min,
3448 and number_chars_max with a single member of struct result_range.
3450 (format_result::operator+=): Adjust.
3451 (struct fmtresult): Remove bounded. Handle likely and unlikely
3453 (fmtresult::adjust_for_width_or_precision): New function.
3454 (fmtresult:type_max_digits): New function.
3455 (bytes_remaining): Handle likely and unlikely counters.
3456 (min_bytes_remaining): Remove.
3457 (format_percent): Simplify.
3458 (format_integer, format_floating): Set likely and unlikely counters.
3459 (get_string_length, format_character, format_string): Same.
3460 (format_plain, should_warn_p): New function.
3461 (maybe_warn): Call should_warn_p. Update diagnostic messages
3462 and handle those for all directives, including plain strings.
3463 (format_directive): Handle likely and unlikely counters.
3464 Remove unnecessary quoting from diagnostics. Add an informational
3466 (add_bytes): Remove.
3467 (pass_sprintf_length::compute_format_length): Simplify.
3468 (try_substitute_return_value): Handle likely and unlikely counters.
3470 2017-01-26 Carl Love <cel@us.ibm.com>
3472 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3473 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3475 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3478 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3479 endianess for subregs into account.
3480 * lra-constraints.c (lra_constraints): Do risky transformations
3481 always on the first iteration.
3482 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3483 last_call_used_reg_set.
3484 (process_bb_lives): Define and use last_call_used_reg_set.
3485 * lra.c (lra): Always continue after lra_constraints on the first
3488 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3490 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3492 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3494 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3496 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3497 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3498 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3499 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3500 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3501 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3502 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3503 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3504 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3506 2017-01-26 Marek Polacek <polacek@redhat.com>
3509 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3510 for the third operand.
3512 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3515 * omp-low.c (struct omp_context): Add simt_stmt field.
3516 (scan_omp_for): Return omp_context *.
3517 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3518 context to the _simt_ SIMD stmt.
3519 (lower_omp_for): For combined SIMD with sibling _simt_
3520 SIMD, make sure to use the same decls in _looptemp_
3521 clauses as in the sibling.
3523 2017-01-26 David Sherwood <david.sherwood@arm.com>
3526 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3529 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3532 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3533 emit fld b; fld a; if possible.
3535 * brig-builtins.def: Update copyright years.
3536 * config/arm/arm_acle_builtins.def: Update copyright years.
3538 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3541 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3542 constraint instead of o for the stxsd instruction.
3544 2017-01-25 Carl Love <cel@us.ibm.com>
3546 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3547 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3549 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3551 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3553 2017-01-25 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/69264
3556 * target.def (vector_alignment_reachable): Improve documentation.
3557 * doc/tm.texi: Regenerate.
3558 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3560 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3561 earlier changes with respect to TYPE_USER_ALIGN.
3562 (vector_alignment_reachable_p): Likewise. Improve dumping.
3564 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3567 * config/arm/arm.md (xordi3): Force constant operand into a register
3570 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3572 * doc/invoke.texi (-fstore-merging): Correct default optimization
3573 levels at which it is enabled.
3574 (-O): Move -fstore-merging from list to...
3577 2017-01-25 Richard Biener <rguenther@suse.de>
3580 * omp-expand.c: Include debug.h.
3581 (expand_omp_taskreg): Make sure to generate early debug before
3582 outlining anything from a function.
3583 (expand_omp_target): Likewise.
3584 (grid_expand_target_grid_body): Likewise.
3586 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3589 * asan.c (get_translation_unit_decl): New function.
3590 (asan_add_global): Extract modules file name from globals
3591 TRANSLATION_UNIT_DECL name.
3593 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3596 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3597 for long calls with APCS frame and VFP.
3599 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3601 * cfg.c (original_copy_tables_initialized_p): New function.
3602 * cfg.h (original_copy_tables_initialized_p): New decl.
3603 * cfgrtl.c (relink_block_chain): Guard the call to
3604 free_original_copy_tables with a call to
3605 original_copy_tables_initialized_p.
3606 * cgraph.h (symtab_node::native_rtl_p): New decl.
3607 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3608 (symtab_node::needed_p): Don't assert for early assembly output
3609 for __RTL functions.
3610 (cgraph_node::finalize_function): Set "force_output" for __RTL
3612 (cgraph_node::analyze): Bail out early for __RTL functions.
3613 (analyze_functions): Update assertion to support __RTL functions.
3614 (cgraph_node::expand): Bail out early for __RTL functions.
3615 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3617 * function.h (struct function): Update comment for field
3619 * gimple-expr.c: Include "tree-pass.h".
3620 (gimple_has_body_p): Return false for __RTL functions.
3621 * Makefile.in (OBJS): Add run-rtl-passes.o.
3622 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3624 (gcc::pass_manager::get_clean_slate): New accessor.
3625 * passes.c: Include "insn-addr.h".
3626 (should_skip_pass_p): Add logging. Update logic for running
3627 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3628 property-provider override so it is only done for gimple passes.
3630 (skip_pass): New function.
3631 (execute_one_pass): Call skip_pass when skipping passes.
3632 * read-md.c (md_reader::read_char): Support filtering
3633 the input to a subset of line numbers.
3634 (md_reader::md_reader): Initialize fields
3635 m_first_line and m_last_line.
3636 (md_reader::read_file_fragment): New function.
3637 * read-md.h (md_reader::read_file_fragment): New decl.
3638 (md_reader::m_first_line): New field.
3639 (md_reader::m_last_line): New field.
3640 * read-rtl-function.c (function_reader::create_function): Only
3641 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3642 curr_properties. Set DECL_INITIAL to a dummy block.
3643 (read_rtl_function_body_from_file_range): New function.
3644 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3646 * run-rtl-passes.c: New file.
3647 * run-rtl-passes.h: New file.
3649 2017-01-24 Jeff Law <law@redhat.com>
3651 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3654 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3656 PR tree-optimization/79159
3657 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3658 (record_nonwrapping_iv): Improve boundary using above function if no
3659 value range information.
3661 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3662 Martin Jambor <mjambor@suse.cz>
3664 * brig-builtins.def: New file.
3665 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3666 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3667 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3668 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3669 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3670 * builtin-types.def (BT_INT8): New.
3671 (BT_INT16): Likewise.
3672 (BT_UINT8): Likewise.
3673 (BT_UINT16): Likewise.
3674 (BT_FN_ULONG): Likewise.
3675 (BT_FN_UINT_INT): Likewise.
3676 (BT_FN_UINT_ULONG): Likewise.
3677 (BT_FN_UINT_LONG): Likewise.
3678 (BT_FN_UINT_PTR): Likewise.
3679 (BT_FN_ULONG_PTR): Likewise.
3680 (BT_FN_INT8_FLOAT): Likewise.
3681 (BT_FN_INT16_FLOAT): Likewise.
3682 (BT_FN_UINT32_FLOAT): Likewise.
3683 (BT_FN_UINT16_FLOAT): Likewise.
3684 (BT_FN_UINT8_FLOAT): Likewise.
3685 (BT_FN_UINT64_FLOAT): Likewise.
3686 (BT_FN_UINT16_UINT32): Likewise.
3687 (BT_FN_UINT32_UINT16): Likewise.
3688 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3689 (BT_FN_INT_PTR_INT): Likewise.
3690 (BT_FN_UINT_PTR_UINT): Likewise.
3691 (BT_FN_LONG_PTR_LONG): Likewise.
3692 (BT_FN_ULONG_PTR_ULONG): Likewise.
3693 (BT_FN_VOID_UINT64_UINT64): Likewise.
3694 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3695 (BT_FN_INT8_INT8_INT8): Likewise.
3696 (BT_FN_INT16_INT16_INT16): Likewise.
3697 (BT_FN_INT_INT_INT): Likewise.
3698 (BT_FN_UINT_FLOAT_UINT): Likewise.
3699 (BT_FN_FLOAT_UINT_UINT): Likewise.
3700 (BT_FN_ULONG_UINT_UINT): Likewise.
3701 (BT_FN_ULONG_UINT_PTR): Likewise.
3702 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3703 (BT_FN_UINT_UINT_UINT): Likewise.
3704 (BT_FN_VOID_UINT_PTR): Likewise.
3705 (BT_FN_UINT_UINT_PTR: Likewise.
3706 (BT_FN_UINT32_UINT64_PTR): Likewise.
3707 (BT_FN_INT_INT_UINT_UINT): Likewise.
3708 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3709 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3710 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3711 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3712 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3713 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3714 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3715 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3716 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3717 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3718 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3719 * doc/frontends.texi: List BRIG FE.
3720 * doc/install.texi (Testing): Add BRIG tesring requirements.
3721 * doc/invoke.texi (Overall Options): Mention BRIG.
3722 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3724 2017-01-24 Richard Biener <rguenther@suse.de>
3726 PR translation/79208
3727 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3729 2017-01-24 Martin Jambor <mjambor@suse.cz>
3732 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3733 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3736 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3739 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3740 casts from signed to unsigned really don't have a range.
3742 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3744 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3745 GMP_RNDx for compatiblity.
3747 2017-01-24 Martin Liska <mliska@suse.cz>
3750 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3751 that would prevent us to call alloca with -1 as argument.
3753 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3755 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3756 Avoid -Wformat-security warning.
3758 2017-01-23 Andrew Pinski <apinski@cavium.com>
3760 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3763 2017-01-23 Martin Sebor <msebor@redhat.com>
3766 * gimple-ssa-sprintf.c (warn_level): New global.
3767 (format_integer): Use it here and throughout the rest of the file.
3768 Use the same switch to compute sign as base.
3769 (maybe_warn): New function.
3770 (format_directive): Factor out warnings into maybe_warn.
3771 Add debugging output. Use warn_level.
3772 (add_bytes): Use warn_level.
3773 (pass_sprintf_length::compute_format_length): Add debugging output.
3774 (try_substitute_return_value): Same.
3775 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3778 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3779 (struct fmtresult, format_integer, format_floating): Adjust.
3780 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3781 (get_string_length, format_string,format_directive): Same.
3782 (pass_sprintf_length::compute_format_length): Same.
3783 (try_substitute_return_value): Simplify slightly.
3786 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3787 (fmtresult::operator+=): Outlined.
3788 (struct fmtresult): Add ctors.
3789 (struct conversion_spec): Rename...
3790 (struct directive): ...to this. Add and remove data members.
3791 (directive::set_width, directive::set_precision): New functions.
3792 (format_percent): Use fmtresult ctor.
3793 (get_width_and_precision): Remove.
3794 (format_integer): Make naming changes. Avoid computing width and
3796 (format_floating): Same. Adjust indentation.
3797 (format_character, format_none): New functions.
3798 (format_string): Moved character handling to format_character.
3799 (format_directive): Remove arguments, change return type.
3800 (parse_directive): New function.
3801 (pass_sprintf_length::compute_format_length): Move directive
3802 parsing to parse_directive.
3804 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3806 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3807 (assign_assembler_name_if_needed): ... this.
3808 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3809 (assign_assembler_name_if_needed): ... this.
3810 (free_lang_data_in_cgraph): Adjust callers.
3811 * cgraphunit.c (cgraph_node::analyze): Likewise.
3812 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3815 2017-01-23 Richard Biener <rguenther@suse.de>
3817 PR tree-optimization/79088
3818 PR tree-optimization/79188
3819 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3820 resetting loop bounds after last path deletion. Reset loop
3821 bounds of the target loop, make code match the comments.
3822 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3823 Make sure loops need no fixups.
3825 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3827 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3828 exponent support with double type for first argument.
3829 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3830 type returned by __builtin_vec_extract_sig,
3831 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3832 functions from "vector int" to "vector unsigned int" or from
3833 "vector long long int" to "vector unsigned long long int".
3834 Changed type returned by __builtin_vec_extract_exp,
3835 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3836 functions from "vector int" to "vector unsigned int" or from
3837 "vector long long int" to "vector unsigned long long int".
3838 Changed return type of __builtin_vec_test_data_class,
3839 __builtin_vec_test_data_class_sp, and
3840 __builtin_vec_test_data_class_dp from "vector int" to
3841 "vector bool int" or from "vector long long int" to "vector bool
3842 long long int" and changed second argument type from "unsigned
3843 int" to "int". Added new overloaded function forms "vector float
3844 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3845 "vector float __builtin_vec_insert_exp_sp (vector float, vector
3846 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3847 double, vector unsigned long long int)" and "vector double
3848 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3849 long int)". Changed return type of
3850 __builtin_scalar_test_data_class and
3851 __builtin_scalar_test_data_class_sp and
3852 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3853 int" and changed second argument from "unsigned int" to "int".
3854 Changed type returned by __builtin_scalar_test_neg,
3855 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3856 from "int" to "bool int". Added new overloaded function form
3857 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3858 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3859 exponent double-precision with floating point first argument.
3860 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3861 documentation of scalar_test_data_class, scalar_test_neg,
3862 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3863 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3864 vec_test_data_class built-in functions to reflect refinements in
3865 their type signatures.
3867 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
3869 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3871 (aarch64_elf_asm_destructor): Likewise.
3873 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
3875 PR rtl-optimization/78634
3876 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3877 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3878 * ifcvt.c (noce_try_cmove): Add missing cost check.
3880 PR rtl-optimization/71724
3881 * combine.c (if_then_else_cond): Look for situations where it is
3882 beneficial to undo the work of one of the recursive calls.
3884 2017-01-23 Bin Cheng <bin.cheng@arm.com>
3886 PR tree-optimization/70754
3887 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3888 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
3889 combined stmt before it if not NULL.
3890 (combine_chains): Process refs reversely and compute dominance point
3893 2017-01-23 Martin Liska <mliska@suse.cz>
3895 PR tree-optimization/79196
3896 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3897 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
3899 (strlen_optimize_stmt): Call the renamed function.
3901 2017-01-23 Michael Matz <matz@suse.de>
3903 PR tree-optimization/78384
3904 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3906 2017-01-23 Richard Biener <rguenther@suse.de>
3908 PR tree-optimization/79186
3909 * tree-vrp.c (register_new_assert_for): Make sure we've seen
3910 both incoming edges before moving an assert.
3912 2017-01-23 Martin Jambor <mjambor@suse.cz>
3914 * ipa-prop.c (load_from_param_1): Removed.
3915 (load_from_unmodified_param): Bits from load_from_param_1 put back
3917 (load_from_param): Removed.
3918 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3919 with stmt. Reverted back to use of load_from_unmodified_param.
3921 2017-01-23 Martin Jambor <mjambor@suse.cz>
3924 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3925 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
3926 field a pointer to garbage collected vector, mark lattices and
3927 ipcp_orig_node with GTY((skip)).
3928 (ipa_get_param_count): Adjust to descriptors being a pointer.
3929 (ipa_get_param): Likewise.
3930 (ipa_get_type): Likewise.
3931 (ipa_get_param_move_cost): Likewise.
3932 (ipa_set_param_used): Likewise.
3933 (ipa_get_controlled_uses): Likewise.
3934 (ipa_set_controlled_uses): Likewise.
3935 (ipa_is_param_used): Likewise.
3936 (ipa_node_params_t): Move into garbage collector. New methods insert
3938 (ipa_node_params_sum): Annotate wth GTY(()).
3939 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3941 (ipa_load_from_parm_agg): Adjust declaration.
3942 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3943 * ipa-profile.c (ipa_profile): Likewise.
3944 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3945 (ipa_populate_param_decls): Make descriptors parameter garbage
3947 (ipa_dump_param): Adjust to descriptors being a pointer.
3948 (ipa_alloc_node_params): Likewise.
3949 (ipa_initialize_node_params): Likewise.
3950 (load_from_param_1): Make descriptors parameter garbage collected.
3951 (load_from_unmodified_param): Likewise.
3952 (load_from_param): Likewise.
3953 (ipa_load_from_parm_agg): Likewise.
3954 (ipa_node_params::~ipa_node_params): Removed.
3955 (ipa_free_all_node_params): Remove call to delete operator.
3956 (ipa_node_params_t::insert): New.
3957 (ipa_node_params_t::remove): Likewise.
3958 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
3959 copy known_csts and known_contexts vectors.
3960 (ipa_read_node_info): Adjust to descriptors being a pointer.
3961 (ipcp_modif_dom_walker): Make m_descriptors field garbage
3963 (ipcp_transform_function): Make descriptors variable garbage
3966 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
3968 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
3969 * config/i386/avx512dqintrin.h: Ditto.
3970 * config/i386/avx512fintrin.h: Ditto.
3971 * gcc/config/i386/i386.c: Handle new builtins.
3972 * config/i386/i386-builtin.def: Add new builtins.
3973 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
3974 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
3976 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3977 Martin Liska <mliska@suse.cz>
3979 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
3980 * asan.c (asan_expand_poison_ifn): Support stores and use
3981 appropriate ASAN report function.
3982 * internal-fn.c (expand_ASAN_POISON_USE): New function.
3983 * internal-fn.def (ASAN_POISON_USE): Declare.
3984 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
3985 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
3986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
3987 ASAN_POISON calls w/o LHS.
3988 * tree-ssa.c (execute_update_addresses_taken): Create clobber
3989 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
3990 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
3991 * gimplify.c (asan_poison_variables): Add attribute
3992 use_after_scope_memory to variables that really needs to live
3994 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
3995 having the attribute.
3997 2017-01-23 Martin Liska <mliska@suse.cz>
3999 * asan.c (create_asan_shadow_var): New function.
4000 (asan_expand_poison_ifn): Likewise.
4001 * asan.h (asan_expand_poison_ifn): New declaration.
4002 * internal-fn.c (expand_ASAN_POISON): Likewise.
4003 * internal-fn.def (ASAN_POISON): New builtin.
4004 * sanopt.c (pass_sanopt::execute): Expand
4005 asan_expand_poison_ifn.
4006 * tree-inline.c (copy_decl_for_dup_finish): Make function
4008 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4009 * tree-ssa.c (is_asan_mark_p): New function.
4010 (execute_update_addresses_taken): Rewrite local variables
4011 (identified just by use-after-scope as addressable) into SSA.
4013 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4015 * doc/install.texi (Specific): opensource.apple.com uses https
4016 now. Remove trailing slash.
4018 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4020 * README.Portability: Remove note on an Irix compatibility issue.
4022 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4024 * gcov.c (INCLUDE_ALGORITHM): Define.
4025 (INCLUDE_VECTOR): Define.
4026 No longer include <vector> and <algorithm> directly.
4028 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4030 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4032 * doc/invoke.texi (Code Gen Options): Ditto.
4034 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4037 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4039 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4041 rtl-optimization/79125
4042 * cprop.c (local_cprop_pass): Handle cases where we make an
4045 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4049 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4050 read from, for big endian.
4052 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4054 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4055 register pauth builtins for LP64 only.
4057 2017-01-20 Marek Polacek <polacek@redhat.com>
4060 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4063 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4065 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4067 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4068 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4069 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4071 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4074 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4075 in big-endian mode when they are not a single duplicated value.
4077 2017-01-20 Richard Biener <rguenther@suse.de>
4079 * BASE-VER: Bump to 7.0.1.
4081 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4083 * omp-low.c (omplow_simd_context): New struct. Use it...
4084 (lower_rec_simd_input_clauses): ...here and...
4085 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4086 references to idx, lane, max_vf, is_simt.
4088 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4090 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4093 2017-01-20 Martin Jambor <mjambor@suse.cz>
4095 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4096 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4098 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4099 (GTFILES): Rename hsa.c to hsa-common.c.
4100 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4101 * hsa-dump.c: Likewise.
4102 * hsa-gen.c: Likewise.
4103 * hsa-regalloc.c: Likewise.
4104 * ipa-hsa.c: Likewise.
4105 * omp-expand.c: Likewise.
4106 * omp-low.c: Likewise.
4107 * toplev.c: Likewise.
4109 2017-01-20 Marek Polacek <polacek@redhat.com>
4112 * doc/invoke.texi: Document -Wduplicated-branches.
4113 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4114 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4115 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4116 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4117 return 0 only when not OEP_LEXICOGRAPHIC.
4118 (fold_build_cleanup_point_expr): Use the expression
4119 location when building CLEANUP_POINT_EXPR.
4120 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4121 * tree.c (add_expr): Handle error_mark_node.
4123 2017-01-20 Martin Liska <mliska@suse.cz>
4126 * tree-profile.c (init_ic_make_global_vars): Do not call
4128 (gimple_init_gcov_profiler): Likewise.
4130 2017-01-20 Martin Liska <mliska@suse.cz>
4133 * cgraph.h (maybe_create_reference): Remove argument and
4135 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4137 * ipa-cp.c (create_specialized_node): Likewise.
4138 * symtab.c (symtab_node::maybe_create_reference): Handle
4139 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4141 2017-01-20 Martin Liska <mliska@suse.cz>
4143 * read-rtl-function.c (function_reader::create_function): Use
4144 build_decl instread of build_decl_stat.
4146 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4148 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4149 * config/i386/avx512dqintrin.h: Ditto.
4150 * config/i386/avx512fintrin.h: Ditto.
4151 * config/i386/i386-builtin-types.def: Add new types.
4152 * gcc/config/i386/i386.c: Handle new types.
4153 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4154 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4155 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4156 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4157 (__builtin_ia32_kshiftridi): New.
4158 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4160 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4164 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4165 define to rs6000_init_stack_protect_guard.
4166 (rs6000_init_stack_protect_guard): New function.
4168 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4169 Yunqiang Su <yunqiang.su@imgtec.com>
4171 * config.gcc (supported_defaults): Add madd4.
4172 (with_madd4): Add validation.
4173 (all_defaults): Add madd4.
4174 * config/mips/mips.opt (mmadd4): New option.
4175 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4177 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4179 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4180 (ISA_HAS_FUSED_MADD4): Likewise.
4181 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4182 * gcc/doc/install.texi (--with-madd4): Document the new option.
4184 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4186 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4187 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4188 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4189 (aarch64_init_pauth_hint_builtins): New.
4190 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4191 (aarch64_expand_builtin): Expand new builtins.
4193 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4195 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4196 * combine-stack-adj.c (no_unhandled_cfa): Handle
4197 REG_CFA_TOGGLE_RA_MANGLE.
4198 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4199 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4200 info for return address signing.
4201 (aarch64_expand_epilogue): Likewise.
4203 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4205 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4206 * config/aarch64/aarch64-protos.h
4207 (aarch64_return_address_signing_enabled): New declaration.
4208 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4210 (aarch64_expand_prologue): Sign return address before it's pushed onto
4212 (aarch64_expand_epilogue): Authenticate return address fetched from
4214 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4215 (aarch64_attributes): New function attributes for "sign-return-address".
4216 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4217 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4218 ("*do_return"): Generate combined instructions according to key index.
4219 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4220 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4222 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4223 * config/aarch64/aarch64.opt (msign-return-address=): New.
4224 * doc/extend.texi (AArch64 Function Attributes): Documents
4225 "sign-return-address=".
4226 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4228 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4230 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4231 overall option summary.
4233 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4235 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4236 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4237 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4238 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4240 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4242 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4243 -mpower9-minmax by default for -mcpu=power9.
4244 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4245 128-bit floating point.
4247 2017-01-20 Alan Modra <amodra@gmail.com>
4249 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4250 optimizing for size.
4252 2017-01-20 Alan Modra <amodra@gmail.com>
4255 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4256 for strcmp and strncmp from corresponding builtin decl.
4258 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4260 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4261 instead of i386/rtems-64.h.
4262 * config/i386/rtems-64.h: Remove.
4264 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4268 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4272 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4274 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4275 Change int to HOST_WIDE_INT.
4276 * config/aarch64/aarch64-protos.h
4277 (aarch64_simd_gen_const_vector_dup): Likewise.
4278 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4280 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4282 * langhooks-def.h (lhd_type_for_size): New decl.
4283 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4284 * langhooks.c (lhd_type_for_size): New function, taken from
4287 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4289 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4290 define_bypass for CR latency.
4291 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4292 (power9-alu2): Add define_bypass for CR latency.
4294 (power9-mul): Update insn latency.
4295 (power9-mul-compare): Update insn latency, bypass latency and remove
4298 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4300 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4302 * config/aarch64/aarch64.md
4303 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4304 aarch64_nopcrelative_literal_loads.
4305 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4307 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4309 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4311 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4313 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4316 * config.gcc (supported_defaults): Add lxc1-sxc1.
4317 (with_lxc1_sxc1): Add validation.
4318 (all_defaults): Add lxc1-sxc1.
4319 * config/mips/mips.opt (mlxc1-sxc1): New option.
4320 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4322 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4323 __mips_no_lxc1_sxc1.
4324 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4325 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4326 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4328 2017-01-19 Richard Biener <rguenther@suse.de>
4330 PR tree-optimization/72488
4331 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4332 sure to restore SSA info.
4333 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4335 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4337 PR rtl-optimization/79121
4338 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4339 of the inner type when shifting an extended value.
4341 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4344 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4345 interposable aliases.
4347 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4350 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4351 Use the evmergelohi instruction.
4352 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4353 (mov_sitf_e500_subreg8_2_be): Likewise.
4354 (mov_sitf_e500_subreg12_2_le): Likewise.
4355 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4356 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4357 (mov_sitf_e500_subreg8_2_le): Likewise.
4358 (mov_sitf_e500_subreg12_2_be): Likewise.
4360 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4362 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4363 attribute from vecsimple to vecperm.
4364 (altivec_vbpermq2): Likewise.
4366 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4369 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4371 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4372 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4373 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4374 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4375 case where N arg is SIZE_MAX.
4376 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4377 (cmpstrsi): Add pattern.
4379 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4381 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4382 __builtin_vec_revb builtins.
4383 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4384 built-in functions to support generation of the ISA 3.0 XXBR<x>
4385 vector byte reverse instructions.
4386 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4387 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4388 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4389 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4390 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4391 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4392 (P9V_BUILTIN_VEC_REVB): Likewise.
4393 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4394 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4395 (p9_xxbrq_v16qi): Likewise.
4396 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4397 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4398 (p9_xxbrh_v8hi): Likewise.
4399 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4400 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4401 vec_revb built-in functions.
4403 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4405 PR rtl-optimization/78952
4406 * config/i386/i386.md (any_extract): New code iterator.
4407 (*insvqi_2): Use any_extract for source operand.
4408 (*insvqi_3): Use any_shiftrt for source operand.
4410 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4412 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4414 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4416 2017-01-18 Matthias Klose <doko@ubuntu.com>
4418 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4420 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4422 * config/rs6000/altivec.h (vec_bperm): Change #define.
4423 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4424 (altivec_vbpermq2): New define_insn.
4425 (altivec_vbpermd): Likewise.
4426 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4428 (VBPERMD): Likewise.
4429 (VBPERM): New polymorphic function interface.
4430 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4431 Add entries for P9V_BUILTIN_VEC_VBPERM.
4432 * doc/extend.texi: Add interfaces for vec_bperm.
4434 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4436 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4437 first letter of error messages.
4438 (s390_resolve_overloaded_builtin): Likewise.
4439 * config/s390/s390.c (s390_expand_builtin): Likewise.
4440 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4441 (s390_valid_target_attribute_inner_p): Likewise.
4442 * config/s390/s390.md ("tabort"): Likewise.
4444 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4446 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4447 (ISA_AVOID_DIV_HILO): New macro.
4448 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4449 (ISA_HAS_DDIV): Likewise.
4451 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4453 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4455 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4457 * doc/invoke.texi (fabi-version): Spelling fix.
4459 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4462 * doc/invoke.texi (fabi-version): Mention mangling fix for
4465 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4468 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4470 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4473 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4474 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4476 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4478 (stack_protect_test): Ditto.
4479 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4480 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4482 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4483 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4484 -mstack-protector-guard-offset=.
4485 (RS/6000 and PowerPC Options): Ditto.
4487 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.h (MASK_CLASS_P): New define.
4490 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4491 there are no registers from different register sets also when
4492 mask registers are used. Update function comment.
4493 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4494 to (*k/*r) and (*k/*km) alternatives.
4496 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4498 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4499 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4500 (EH_RETURN_HANDLER_RTX): New define.
4501 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4502 Force frame pointer in EH return functions.
4503 (aarch64_expand_epilogue): Add barrier for eh_return.
4504 (aarch64_final_eh_return_addr): Remove.
4505 (aarch64_eh_return_handler_rtx): New function.
4506 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4508 (aarch64_eh_return_handler_rtx): New prototype.
4510 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4512 * config/rs6000/altivec.h (vec_rlmi): New #define.
4513 (vec_vrlnm): Likewise.
4514 (vec_rlnm): Likewise.
4515 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4516 (UNSPEC_VRLNM): Likewise.
4517 (VIlong): New mode iterator.
4518 (altivec_vrl<VI_char>mi): New define_insn.
4519 (altivec_vrl<VI_char>nm): Likewise.
4520 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4523 (RLNM): New polymorphic function entry.
4524 (VRLWMI): New monomorphic function entry.
4526 (RLMI): New polymorphic function entry.
4527 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4528 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4529 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4532 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4535 * dwarf2out.c (field_byte_offset): Restore the
4536 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4537 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4538 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4541 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4544 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4546 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4549 * dwarf2out.c (add_data_member_location_attribute): For constant
4550 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4551 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4552 DW_AT_byte_size attributes.
4554 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4556 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4557 after forcing to constant memory when the code model is medium.
4559 2017-01-17 Julia Koval <julia.koval@intel.com>
4562 * config/i386/avx512fintrin.h
4563 (_mm512_i32gather_ps): Change __addr type to void const*.
4564 (_mm512_mask_i32gather_ps): Ditto.
4565 (_mm512_i32gather_pd): Ditto.
4566 (_mm512_mask_i32gather_pd): Ditto.
4567 (_mm512_i64gather_ps): Ditto.
4568 (_mm512_mask_i64gather_ps): Ditto.
4569 (_mm512_i64gather_pd): Ditto.
4570 (_mm512_mask_i64gather_pd): Ditto.
4571 (_mm512_i32gather_epi32): Ditto.
4572 (_mm512_mask_i32gather_epi32): Ditto.
4573 (_mm512_i32gather_epi64): Ditto.
4574 (_mm512_mask_i32gather_epi64): Ditto.
4575 (_mm512_i64gather_epi32): Ditto.
4576 (_mm512_mask_i64gather_epi32): Ditto.
4577 (_mm512_i64gather_epi64): Ditto.
4578 (_mm512_mask_i64gather_epi64): Ditto.
4579 (_mm512_i32scatter_ps): Change __addr type to void*.
4580 (_mm512_mask_i32scatter_ps): Ditto.
4581 (_mm512_i32scatter_pd): Ditto.
4582 (_mm512_mask_i32scatter_pd): Ditto.
4583 (_mm512_i64scatter_ps): Ditto.
4584 (_mm512_mask_i64scatter_ps): Ditto.
4585 (_mm512_i64scatter_pd): Ditto.
4586 (_mm512_mask_i64scatter_pd): Ditto.
4587 (_mm512_i32scatter_epi32): Ditto.
4588 (_mm512_mask_i32scatter_epi32): Ditto.
4589 (_mm512_i32scatter_epi64): Ditto.
4590 (_mm512_mask_i32scatter_epi64): Ditto.
4591 (_mm512_i64scatter_epi32): Ditto.
4592 (_mm512_mask_i64scatter_epi32): Ditto.
4593 (_mm512_i64scatter_epi64): Ditto.
4594 (_mm512_mask_i64scatter_epi64): Ditto.
4595 * config/i386/avx512pfintrin.h
4596 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4597 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4598 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4599 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4600 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4601 (_mm512_prefetch_i32scatter_ps): Ditto.
4602 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4603 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4604 (_mm512_prefetch_i64scatter_pd): Ditto.
4605 (_mm512_prefetch_i64scatter_ps): Ditto.
4606 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4607 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4608 * config/i386/avx512vlintrin.h
4609 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4610 (_mm_mmask_i32gather_ps): Ditto.
4611 (_mm256_mmask_i32gather_pd): Ditto.
4612 (_mm_mmask_i32gather_pd): Ditto.
4613 (_mm256_mmask_i64gather_ps): Ditto.
4614 (_mm_mmask_i64gather_ps): Ditto.
4615 (_mm256_mmask_i64gather_pd): Ditto.
4616 (_mm_mmask_i64gather_pd): Ditto.
4617 (_mm256_mmask_i32gather_epi32): Ditto.
4618 (_mm_mmask_i32gather_epi32): Ditto.
4619 (_mm256_mmask_i32gather_epi64): Ditto.
4620 (_mm_mmask_i32gather_epi64): Ditto.
4621 (_mm256_mmask_i64gather_epi32): Ditto.
4622 (_mm_mmask_i64gather_epi32): Ditto.
4623 (_mm256_mmask_i64gather_epi64): Ditto.
4624 (_mm_mmask_i64gather_epi64): Ditto.
4625 (_mm256_i32scatter_ps): Change __addr type to void*.
4626 (_mm256_mask_i32scatter_ps): Ditto.
4627 (_mm_i32scatter_ps): Ditto.
4628 (_mm_mask_i32scatter_ps): Ditto.
4629 (_mm256_i32scatter_pd): Ditto.
4630 (_mm256_mask_i32scatter_pd): Ditto.
4631 (_mm_i32scatter_pd): Ditto.
4632 (_mm_mask_i32scatter_pd): Ditto.
4633 (_mm256_i64scatter_ps): Ditto.
4634 (_mm256_mask_i64scatter_ps): Ditto.
4635 (_mm_i64scatter_ps): Ditto.
4636 (_mm_mask_i64scatter_ps): Ditto.
4637 (_mm256_i64scatter_pd): Ditto.
4638 (_mm256_mask_i64scatter_pd): Ditto.
4639 (_mm_i64scatter_pd): Ditto.
4640 (_mm_mask_i64scatter_pd): Ditto.
4641 (_mm256_i32scatter_epi32): Ditto.
4642 (_mm256_mask_i32scatter_epi32): Ditto.
4643 (_mm_i32scatter_epi32): Ditto.
4644 (_mm_mask_i32scatter_epi32): Ditto.
4645 (_mm256_i32scatter_epi64): Ditto.
4646 (_mm256_mask_i32scatter_epi64): Ditto.
4647 (_mm_i32scatter_epi64): Ditto.
4648 (_mm_mask_i32scatter_epi64): Ditto.
4649 (_mm256_i64scatter_epi32): Ditto.
4650 (_mm256_mask_i64scatter_epi32): Ditto.
4651 (_mm_i64scatter_epi32): Ditto.
4652 (_mm_mask_i64scatter_epi32): Ditto.
4653 (_mm256_i64scatter_epi64): Ditto.
4654 (_mm256_mask_i64scatter_epi64): Ditto.
4655 (_mm_i64scatter_epi64): Ditto.
4656 (_mm_mask_i64scatter_epi64): Ditto.
4657 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4658 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4659 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4660 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4661 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4662 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4663 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4664 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4665 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4666 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4667 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4668 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4669 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4670 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4671 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4672 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4673 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4674 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4675 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4676 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4677 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4678 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4679 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4680 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4681 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4682 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4683 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4684 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4685 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4686 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4687 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4688 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4689 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4690 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4691 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4692 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4693 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4694 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4695 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4696 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4697 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4698 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4699 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4700 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4701 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4702 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4703 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4704 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4705 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4706 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4707 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4708 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4709 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4710 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4711 definitions accordingly.
4713 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4714 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4717 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4720 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4723 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4724 hard regs for inner regno.
4726 2017-01-17 Martin Liska <mliska@suse.cz>
4729 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4730 assumption and add comment.
4732 2017-01-17 Nathan Sidwell <nathan@acm.org>
4734 * ipa-visibility.c (localize_node): New function, broken out of ...
4735 (function_and_variable_visibility): ... here. Call it.
4737 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4740 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4741 correctly set frequency of oudgoing edge.
4742 (duplicate_thread_path): Fix profile updating.
4744 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4747 * configure.ac: Add GCC_BASE_VER.
4748 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4749 version from BASE-VER file.
4750 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4751 (gcc.o): Depend on $(BASEVER).
4752 * common.opt (dumpfullversion): New option.
4753 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4754 * doc/invoke.texi: Document -dumpfullversion.
4755 * doc/install.texi: Document --with-gcc-major-version-only.
4756 * configure: Regenerated.
4758 2017-01-17 Richard Biener <rguenther@suse.de>
4760 PR tree-optimization/71433
4761 * tree-vrp.c (register_new_assert_for): Merge same asserts
4762 on all incoming edges.
4763 (process_assert_insertions_for): Handle insertions at the
4766 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4768 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4769 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4771 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4774 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4777 2017-01-17 Alan Modra <amodra@gmail.com>
4780 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4781 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4782 symbolic stack limit when pic.
4784 2017-01-16 Martin Sebor <msebor@redhat.com>
4786 PR tree-optimization/78608
4787 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4789 2017-01-16 Jeff Law <law@redhat.com>
4792 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4793 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4794 for several include directories that may be relative to sysroot.
4795 * config/i386/x-mingw32 (gplus_includedir): Define.
4796 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4797 (native_system_includedir): Likewise.
4798 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4799 override if TARGET_SYSTEM_ROOT is defined.
4800 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4802 PR tree-optimization/79090
4803 PR tree-optimization/33562
4804 PR tree-optimization/61912
4805 PR tree-optimization/77485
4806 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4807 and computed trims into the dump file.
4809 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4813 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4816 * gimplify.c (gimplify_init_constructor): If want_value and
4817 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4821 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4822 sequence. Formatting fixes.
4823 (doloop_optimize): Formatting fixes.
4826 * gcc.c (debug_level_greater_than_spec_func): New function.
4827 (static_spec_functions): Add debug-level-gt spec function.
4828 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4830 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4831 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4832 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4833 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4834 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4835 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4837 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4840 QImode fixups to general and mask registers only.
4842 2017-01-16 Carl Love <cel@us.ibm.com>
4844 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4845 for built-in functions
4846 vector signed char vec_nabs (vector signed char)
4847 vector signed short vec_nabs (vector signed short)
4848 vector signed int vec_nabs (vector signed int)
4849 vector signed long long vec_nabs (vector signed long long)
4850 vector float vec_nabs (vector float)
4851 vector double vec_nabs (vector double)
4852 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4854 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4855 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4856 * doc/extend.texi: Update the documentation file for the new built-in
4859 2017-01-16 Martin Sebor <msebor@redhat.com>
4861 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4864 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4866 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4867 UNSPEC_VSX__XXSPLTD to require special splat handling.
4869 2017-01-16 David Malcolm <dmalcolm@redhat.com>
4872 * system.h: Poison strndup.
4874 2017-01-16 Alan Modra <amodra@gmail.com>
4877 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4880 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
4882 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4884 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
4886 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4887 call recog here. Assert that INSN_CODE (insn) is non-negative.
4889 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4892 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4894 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4895 in the currently scheduled RTL fragment.
4897 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4899 PR rtl-optimization/78751
4900 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4903 2017-01-14 Jeff Law <law@redhat.com>
4905 PR tree-optimization/79090
4906 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4907 variable length stores.
4908 (compute_trims): Delete dead assignment to *trim_tail.
4909 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4912 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
4914 PR rtl-optimization/78626
4915 PR rtl-optimization/78727
4916 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4917 of a block, and split such blocks after everything else is finished.
4919 2017-01-14 Alan Modra <amodra@gmail.com>
4922 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4923 target legitimate_combined_insn.
4924 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4925 (rs6000_legitimate_combined_insn): New function.
4926 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4928 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4929 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4930 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4932 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
4934 * doc/frontends.texi (G++ and GCC): Remove references to Java.
4936 2017-01-13 Jeff Law <law@redhat.com>
4938 PR tree-optimization/33562
4939 PR tree-optimization/61912
4940 PR tree-optimization/77485
4941 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4943 (delete_dead_assignment): Likewise.
4944 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4945 statement to delete_dead_call and delete_dead_assignment.
4947 2017-01-13 David Malcolm <dmalcolm@redhat.com>
4950 * substring-locations.c (format_warning_va): Strengthen case 1 so
4951 that both endpoints of the substring must be within the format
4952 range for just the substring to be printed.
4954 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
4957 * config/i386/i386.c (ix86_target_string): Add missing options
4958 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
4959 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
4960 flags_other and ix86_target_other to flags2_other. Display unknown
4962 (ix86_valid_target_attribute_inner_p): Add missing options and
4963 reorder options by implied ISAs, as in ix86_target_string.
4965 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4967 * hash-table.h (hash_table::too_empty_p): New function.
4968 (hash_table::expand): Use it.
4969 (hash_table::traverse): Likewise.
4970 (hash_table::empty_slot): Use sizeof (value_type) instead of
4971 sizeof (PTR) to convert bytes to elements. Shrink the table
4972 if the current size is excessive for the current number of
4975 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4977 * ira-costs.c (record_reg_classes): Break from the inner loop
4978 early once alt_fail is known to be true. Update outer loop
4979 handling accordingly.
4981 2017-01-13 Jeff Law <law@redhat.com>
4983 * tree-ssa-dse.c (decrement_count): New function.
4984 (increment_start_addr, maybe_trim_memstar_call): Likewise.
4985 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
4986 when we know the partially dead statement is a mem* function.
4988 PR tree-optimization/61912
4989 PR tree-optimization/77485
4990 * tree-ssa-dse.c: Include expr.h.
4991 (maybe_trim_constructor_store): New function.
4992 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
4994 PR tree-optimization/33562
4995 PR tree-optimization/61912
4996 PR tree-optimization/77485
4997 * doc/invoke.texi: Document new dse-max-object-size param.
4998 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
4999 * tree-ssa-dse.c: Include params.h.
5000 (dse_store_status): New enum.
5001 (initialize_ao_ref_for_dse): New, partially extracted from
5003 (valid_ao_ref_for_dse, normalize_ref): New.
5004 (setup_live_bytes_from_ref, compute_trims): Likewise.
5005 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5006 (maybe_trim_partially_dead_store): Likewise.
5007 (maybe_trim_complex_store): Likewise.
5008 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5009 Track what bytes live from the original store. Return tri-state
5010 for dead, partially dead or live.
5011 (dse_dom_walker): Add constructor, destructor and new private members.
5012 (delete_dead_call, delete_dead_assignment): New extracted from
5014 (dse_optimize_stmt): Make a member of dse_dom_walker.
5015 Use initialize_ao_ref_for_dse.
5017 PR tree-optimization/33562
5018 PR tree-optimization/61912
5019 PR tree-optimization/77485
5020 * sbitmap.h (bitmap_count_bits): Prototype.
5021 (bitmap_clear_range, bitmap_set_range): Likewise.
5022 * sbitmap.c (bitmap_clear_range): New function.
5023 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5025 2017-01-13 Martin Liska <mliska@suse.cz>
5028 * function.c (set_cfun): Add new argument force.
5029 * function.h (set_cfun): Likewise.
5030 * ipa-inline-transform.c (inline_call): Use the function when
5031 strict alising from is dropped for function we inline to.
5033 2017-01-13 Richard Biener <rguenther@suse.de>
5035 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5036 for dumping GIMPLE INTEGER_CSTs.
5038 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5040 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5041 to 201112L since C++17.
5043 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5046 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5047 if -fsanitize=kernel-address is present.
5049 2017-01-13 Richard Biener <rguenther@suse.de>
5051 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5052 as _Literal ( type ) number in case usual suffixes do not
5053 preserve all information.
5055 2017-01-13 Richard Biener <rguenther@suse.de>
5057 PR tree-optimization/77283
5058 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5059 and ssa-iterators.h.
5060 (is_feasible_trace): Implement a cost model based on joiner
5063 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5066 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5067 char or short to __float128/_Float128 directly.
5069 2017-01-12 Martin Sebor <msebor@redhat.com>
5071 to -Wformat-overflow.
5072 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5073 (min_bytes_remaining): Same.
5074 (get_string_length): Same.
5075 (format_string): Same.
5076 (format_directive): Same.
5078 (pass_sprintf_length::handle_gimple_call): Same.
5080 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5082 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5083 info.nowrite calls with no lhs that can't throw. Return bool
5084 whether gsi_remove has been called or not.
5085 (pass_sprintf_length::handle_gimple_call): Return bool whether
5086 try_substitute_return_value called gsi_remove. Formatting fix.
5087 (pass_sprintf_length::execute): Don't use gsi_remove if
5088 handle_gimple_call returned true.
5091 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5092 be removed due to side-effects, don't remove following barrier nor
5093 turn the successor edge into fallthru edge.
5095 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5098 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5099 element-reversing loads and stores as not swappable.
5101 2017-01-12 Nathan Sidwell <nathan@acm.org>
5102 Nicolai Stange <nicstange@gmail.com>
5104 * combine.c (try_combine): Don't ignore result of overlap checking
5105 loop. Combine overlap & asm check into single loop.
5107 2017-01-12 Richard Biener <rguenther@suse.de>
5109 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5110 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5112 2017-01-12 Richard Biener <rguenther@suse.de>
5114 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5115 and TS_TARGET_OPTION directly derive from TS_BASE.
5116 * tree-core.h (tree_optimization_option): Derive from tree_base.
5117 (tree_target_option): Likewise.
5119 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5121 * config/i386/i386.c (memory_address_length): Increase len
5122 only when rip_relative_addr_p returns false.
5124 2017-01-11 Julia Koval <julia.koval@intel.com>
5126 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5127 (OPTION_MASK_ISA_SGX_SET): New.
5128 (ix86_handle_option): Handle OPT_msgx.
5129 * config.gcc: Added sgxintrin.h.
5130 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5131 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5132 * config/i386/i386.c (ix86_target_string): Add -msgx.
5134 (ix86_option_override_internal): Handle new options.
5135 (ix86_valid_target_attribute_inner_p): Add sgx.
5136 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5137 * config/i386/i386.opt: Add msgx.
5138 * config/i386/sgxintrin.h: New file.
5139 * config/i386/x86intrin.h: Add sgxintrin.h.
5141 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5144 * fold-const.c (maybe_nonzero_address): Return 1 for function
5146 (tree_single_nonzero_warnv_p): Don't handle function local objects
5150 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5153 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5156 * opts.c: Include "spellcheck.h"
5157 (struct string_fragment): New struct.
5158 (struct edit_distance_traits<const string_fragment &>): New
5160 (get_closest_sanitizer_option): New function.
5161 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5163 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5165 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5167 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5168 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5169 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5170 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5171 for initial die_offset if dwarf_split_debug_info.
5172 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5173 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5175 (output_skeleton_debug_sections): Formatting fix. Use
5176 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5177 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5179 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5181 * config/arm/cortex-a53.md: Add bypasses for
5183 (cortex_a53_r2f): Only use for transfers.
5184 (cortex_a53_f2r): Likewise.
5185 (cortex_a53_r2f_cvt): Add reservation for conversions.
5186 (cortex_a53_f2r_cvt): Likewise.
5188 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5190 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5191 to all inlined functions, change static to extern.
5193 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5196 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5198 (arm_assemble_integer): Likewise.
5200 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5202 * config.gcc: Use new awk script to check CPU, FPU and architecture
5203 parameters for --with-... options.
5204 * config/arm/parsecpu.awk: New file
5205 * config/arm/arm-cpus.in: New file.
5206 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5208 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5210 * config/arm/t-arm: Update dependency rules.
5211 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5212 of processing .def files.
5213 * config/arm/genopt.sh: Deleted.
5214 * config/arm/gentune.sh: Deleted.
5215 * config/arm/arm-cores.def: Deleted.
5216 * config/arm/arm-arches.def: Deleted.
5217 * config/arm/arm-fpus.def: Deleted.
5218 * config/arm/arm-tune.md: Regenerated.
5219 * config/arm/arm-tables.opt: Regenerated.
5220 * config/arm/arm-cpu.h: New generated file.
5221 * config/arm/arm-cpu-data.h: New generated file.
5222 * config/arm/arm-cpu-cdata.h: New generated file.
5224 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5227 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5229 (input_varpool_node): Unpack dynamically_initialized bit.
5231 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5233 PR rtl-optimization/79032
5234 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5235 the alignment of the adjusted memory reference against that of MODE,
5236 instead of the alignment of the original memory reference.
5238 2017-01-11 Martin Jambor <mjambor@suse.cz>
5240 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5242 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5243 decorated functions.
5245 2017-01-11 Richard Biener <rguenther@suse.de>
5247 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5248 set range/nonnull info for PHI results. Do not set it on
5249 stmts marked for removal.
5251 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5253 * expr.c (store_field): In the bitfield case, fetch the return value
5254 from the registers before applying a single big-endian adjustment.
5255 Always do a final load for a BLKmode value not larger than a word.
5257 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5260 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5261 that we correctly handle column numbers greater than
5262 LINE_MAP_MAX_COLUMN_NUMBER.
5264 2017-01-10 Martin Sebor <msebor@redhat.com>
5267 * gimple-ssa-sprintf.c (get_destination_size): Call
5268 {init,fini}object_sizes.
5269 * tree-object-size.c (addr_object_size): Adjust.
5270 (pass_through_call): Adjust.
5271 (pass_object_sizes::execute): Adjust.
5272 * tree-object-size.h (fini_object_sizes): Declare.
5274 2017-01-10 Martin Sebor <msebor@redhat.com>
5276 PR tree-optimization/78775
5277 * builtins.c (get_size_range): Move...
5278 * calls.c: ...to here.
5279 (alloc_max_size): Accept zero argument.
5280 (operand_signed_p): Remove.
5281 (maybe_warn_alloc_args_overflow): Call get_size_range.
5282 * calls.h (get_size_range): Declare.
5284 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5286 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5287 from TI's devices.csv file as of September 2016.
5288 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5290 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5292 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5293 * doc/invoke.texi: Likewise.
5294 * doc/md.texi: Likewise.
5295 * doc/objc.texi: Likewise.
5297 2017-01-10 Joshua Conner <joshconner@google.com>
5299 * config/arm/fuchsia-elf.h: New file.
5300 * config/fuchsia.h: New file.
5301 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5302 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5304 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5306 2016-01-10 Richard Biener <rguenther@suse.de>
5308 PR tree-optimization/79034
5309 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5310 Propagate out degenerate PHIs in the joiner.
5312 2017-01-10 Martin Liska <mliska@suse.cz>
5314 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5315 (sort_congruence_classes_by_decl_uid): Likewise.
5316 (sort_congruence_class_groups_by_decl_uid): Likewise.
5317 (sem_item_optimizer::merge_classes): Sort class, groups in these
5318 classes and members in the groups by DECL_UID of declarations.
5319 This would make merge operations stable.
5321 2017-01-10 Martin Liska <mliska@suse.cz>
5323 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5324 usage of m_classes_vec.
5325 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5326 (sem_item_optimizer::get_group_by_hash): Likewise.
5327 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5328 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5329 (sem_item_optimizer::verify_classes): Likewise.
5330 (sem_item_optimizer::process_cong_reduction): Likewise.
5331 (sem_item_optimizer::dump_cong_classes): Likewise.
5332 (sem_item_optimizer::merge_classes): Likewise.
5333 * ipa-icf.h (congruence_class_hash): Rename from
5334 congruence_class_group_hash. Remove declaration of m_classes_vec.
5336 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5338 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5339 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5340 * config.gcc: Add avx512vpopcntdqintrin.h.
5341 * config/i386/avx512vpopcntdqintrin.h: New.
5342 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5343 * config/i386/i386-builtin-types.def: Add new types.
5344 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5345 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5346 __builtin_ia32_vpopcountq_v8di_mask): New.
5347 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5348 __AVX512VPOPCNTDQ__.
5349 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5350 (PTA_AVX512VPOPCNTDQ): Define.
5351 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5352 TARGET_AVX512VPOPCNTDQ_P): Define.
5353 * config/i386/i386.opt: Add mavx512vpopcntdq.
5354 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5355 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5357 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5360 * predict.def (PRED_CALL): Set to 67.
5362 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5364 * expr.c (store_field): In the bitfield case, if the value comes from
5365 a function call and is of an aggregate type returned in registers, do
5366 not modify the field mode; extract the value in all cases if the mode
5367 is BLKmode and the size is not larger than a word.
5369 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5372 * config/i386/cpuid.h: Fix undefined behavior.
5374 2017-01-04 Jeff Law <law@redhat.com>
5376 PR tree-optimization/79007
5377 PR tree-optimization/67955
5378 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5379 conservative for pt.null when flag_non_call_exceptions is on.
5381 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5383 PR translation/79019
5384 PR translation/79020
5385 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5386 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5387 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5389 * config/avr/avr.opt (maccumulate-args): Likewise.
5390 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5391 * common.opt (freport-bug): Likewise.
5392 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5393 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5394 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5395 translatable string.
5396 * config/i386/i386.c (function_value_32): Likewise.
5397 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5398 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5400 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5401 * common/config/msp430/msp430-common.c (msp430_handle_option):
5403 * symtab.c (symtab_node::verify_base): Likewise.
5404 * opts.c (set_debug_level): Likewise.
5405 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5407 missing whitespace to translatable strings.
5408 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5409 * config/sh/superh.h: Likewise.
5410 * config/i386/xopintrin.h: Likewise.
5411 * config/i386/znver1.md: Likewise.
5412 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5413 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5414 * double-int.h (struct double_int): Likewise.
5415 * double-int.c (div_and_round_double): Likewise.
5416 * wide-int.cc: Likewise.
5417 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5418 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5419 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5420 (crossjumps_occurred): ... this.
5421 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5424 PR tree-optimization/78899
5425 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5426 returning bool return struct loop *, NULL for failure and the new
5428 (versionable_outer_loop_p): Don't version outer loop if it has
5429 dont_vectorized bit set.
5430 (tree_if_conversion): When versioning outer loop, ensure
5431 tree_if_conversion is performed also on the inner loop of the
5432 non-vectorizable outer loop copy.
5433 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5434 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5435 prevent vectorization of it.
5436 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5437 the outer loop vectorization of the non-scalar version is attempted
5438 before vectorization of the inner loop in scalar version. If
5439 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5440 vectorization of its inner loop.
5441 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5442 has 2 inner loops, rename also on edges from bb whose single pred
5443 is outer_loop->header. Fix typo in function comment.
5445 2017-01-09 Martin Sebor <msebor@redhat.com>
5448 * asan.c (asan_emit_stack_protection): Increase local buffer size
5449 to avoid snprintf truncation warning.
5451 2017-01-09 Andrew Pinski <apinski@cavium.com>
5453 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5454 to reference thunderx2t99 for the tuning structure
5455 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5457 (thunderx2t99_extra_costs): This.
5458 * config/aarch64/aarch64-tune.md: Regenerate.
5459 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5460 (vulcan_addrcost_table): This.
5461 (vulcan_regmove_cost): Rename to ...
5462 (thunderx2t99_regmove_cost): This.
5463 (vulcan_vector_cost): Rename to ...
5464 (thunderx2t99_vector_cost): this.
5465 (vulcan_branch_cost): Rename to ...
5466 (thunderx2t99_branch_cost): This.
5467 (vulcan_tunings): Rename to ...
5468 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5469 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5471 2017-01-09 Martin Jambor <mjambor@suse.cz>
5475 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5476 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5477 (propagate_vr_accross_jump_function): Use the above function for all
5478 value range computations for pass-through jump functions and type
5479 converasion from explicit value range values.
5480 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5481 parameters from TYPE_ARG_TYPES.
5482 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5483 (ipa_write_node_info): Stream type of the actual argument.
5484 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5486 2017-01-09 Martin Liska <mliska@suse.cz>
5489 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5490 (lookup_compiler): Do not show error message with have_E.
5492 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5494 PR tree-optimization/78938
5495 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5496 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5497 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5498 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5501 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5503 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5506 2017-01-09 Richard Biener <rguenther@suse.de>
5508 PR tree-optimization/78997
5509 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5510 name condition properly.
5512 2017-01-09 Richard Biener <rguenther@suse.de>
5515 * dwarf2out.c (is_cxx): New overload with context.
5516 (is_naming_typedef_decl): Use it.
5518 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5520 * invoke.texi (Option Summary): Correct spacing in option lists
5521 and add line breaks to fix over-long lines.
5523 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5527 * extend.texi (Common Variable Attributes): Add xref to GCC
5528 Internals manual to explain mode attribute keywords.
5530 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5533 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5534 and Preprocessor Options.
5535 (Options for Linking): Document -pthread here....
5536 (RS/6000 and PowerPC Options): ...not here.
5537 (Solaris 2 Options): ...or here.
5538 * doc/cppopts.texi: Document -pthread.
5540 2017-01-08 Martin Sebor <msebor@redhat.com>
5543 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5544 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5545 New member functions.
5546 (format_directive): Used them.
5548 (pass_sprintf_length::handle_gimple_call): Same.
5549 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5550 to avoid truncation for any argument.
5551 (extract_affine_mul): Same.
5552 * tree.c (get_file_function_name): Same.
5554 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5557 * predict.def (PRED_INDIR_CALL): Set to 86.
5559 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5561 PR preprocessor/54124
5562 * doc/cppopts.texi: Reformat -d subtable to list the full name
5563 of the options. Add cross-reference to the docs for the general
5564 compiler -d options.
5565 * doc/invoke.texi (Developer Options): Add cross-reference to the
5566 preprocessor-specific -d option documentation.
5568 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5570 PR preprocessor/13498
5571 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5572 redudant material, and reflect new command-line options.
5573 (System Headers): Likewise.
5575 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5577 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5578 -isystem, and -idirafter. Copy-edit.
5579 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5580 default for -ftrack-macro-expansion. Delete obsolete and
5581 badly-formatted implementation details about -fdebug-cpp output.
5582 * doc/cppwarnopts.texi: Copy-edit.
5584 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5587 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5588 that the transition from a max line width >= 1<<10 to narrower
5589 lines works correctly.
5591 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5593 * doc/options.texi (PerFunction): New.
5594 * opt-functions.awk (switch_flags): Map both Optimization and
5595 PerFunction to CL_OPTIMIZATION.
5596 * opth-gen.awk: Test for PerFunction flag along with
5598 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5599 it only when the latter is present. Skip those that don't in
5600 the hash function generator.
5601 * common.opt (fvar-tracking): Mark as PerFunction instead of
5603 (fvar-tracking-assignments): Likewise.
5604 (fvar-tracking-assignments-toggle): Likewise.
5605 (fvar-tracking-uninit): Likewise.
5607 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5609 PR translation/79018
5610 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5613 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5616 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5617 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5618 TARGET_LONG_JUMP_TABLE_OFFSETS.
5619 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5620 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5621 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5622 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5623 * config/m68k/m68k.md (tablejump expander): Likewise.
5624 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5625 TARGET_LONG_JUMP_TABLE_OFFSETS.
5626 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5627 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5629 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5630 David Holsgrove <david.holsgrove@xilinx.com>
5632 * common/config/microblaze/microblaze-common.c
5633 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5634 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5636 * config/microblaze/microblaze.c (microblaze_must_save_register)
5637 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5639 (microblaze_eh_return): New function.
5640 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5641 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5642 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5643 * config/microblaze/microblaze.md (eh_return): New pattern.
5645 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5647 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5648 GCC_DIAGNOSTIC_STRINGIFY): Define.
5650 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5652 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5654 * config/arm/arm.md (<mcrr>): New.
5656 * config/arm/arm.c (arm_arch5te): New.
5657 (arm_option_override): Set arm_arch5te.
5658 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5660 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5661 (arm_mcrr_qualifiers): ... this. New.
5662 (MRRC_QUALIFIERS): Define to...
5663 (arm_mrrc_qualifiers): ... this. New.
5664 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5666 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5667 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5668 (MRRCI, mrrc, MRRC): New.
5669 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5670 VUNSPEC_MRRC2): New.
5672 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5674 * config/arm/arm.md (<mcr>): New.
5676 * config/arm/arm.c (arm_coproc_builtin_available): Add
5677 support for mcr, mrc, mcr2 and mrc2.
5678 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5679 (arm_mcr_qualifiers): ... this. New.
5680 (MRC_QUALIFIERS): Define to ...
5681 (arm_mrc_qualifiers): ... this. New.
5682 (MCR_QUALIFIERS): Define to ...
5683 (arm_mcr_qualifiers): ... this. New.
5684 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5686 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5687 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5688 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5691 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5693 * config/arm/arm.md (*ldc): New.
5697 * config/arm/arm.c (arm_coproc_builtin_available): Add
5698 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5699 (arm_coproc_ldc_stc_legitimate_address): New.
5700 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5701 'qualifier_const_pointer'.
5702 (LDC_QUALIFIERS): Define to...
5703 (arm_ldc_qualifiers): ... this. New.
5704 (STC_QUALIFIERS): Define to...
5705 (arm_stc_qualifiers): ... this. New.
5706 * config/arm/arm-protos.h
5707 (arm_coproc_ldc_stc_legitimate_address): New.
5708 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5709 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5710 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5711 stc2, stcl, stc2l): New.
5712 * config/arm/constraints.md (Uz): New.
5713 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5714 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5715 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5716 VUNSPEC_STC2L): New.
5718 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5720 * config/arm/arm.md (<cdp>): New.
5721 * config/arm/arm.c (neon_const_bounds): Rename this ...
5722 (arm_const_bounds): ... this.
5723 (arm_coproc_builtin_available): New.
5724 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5725 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5726 (CDP_QUALIFIERS): Define to...
5727 (arm_cdp_qualifiers): ... this. New.
5729 (arm_expand_builtin_args): Add case for 6 arguments.
5730 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5731 (arm_const_bounds): ... this.
5732 (arm_coproc_builtin_available): New.
5733 * config/arm/arm_acle.h (__arm_cdp): New.
5735 * config/arm/arm_acle_builtins.def (cdp): New.
5737 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5738 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5740 * config/arm/types.md (coproc): New.
5741 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5742 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5743 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5744 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5746 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5748 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5749 (UBINOP_QUALIFIERS): New.
5751 (acle_builtin_data): New. Change comment.
5752 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5753 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5754 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5755 arm_acle_builtins.def.
5756 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5757 (arm_init_acle_builtins): New.
5758 (CRC32_BUILTIN): Remove.
5759 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5760 crc32cb, crc32ch and crc32cw.
5761 (arm_init_crc32_builtins): Remove.
5762 (arm_init_builtins): Use arm_init_acle_builtins rather
5763 than arm_init_crc32_builtins.
5764 (arm_expand_acle_builtin): New.
5765 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5766 * config/arm/arm_acle_builtins.def: New.
5768 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5770 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5771 (arm_builtin_datum): ... this.
5772 (arm_init_neon_builtin): Rename to ...
5773 (arm_init_builtin): ... this. Add a new parameters PREFIX
5774 and USE_SIG_IN_NAME.
5775 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5776 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5777 'arm_builtin_datum'.
5778 (arm_init_vfp_builtins): Likewise.
5779 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5780 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5781 (arm_expand_neon_args): Rename to ...
5782 (arm_expand_builtin_args): ... this. Rename builtin_arg
5783 enum values and differentiate between ARG_BUILTIN_MEMORY
5784 and ARG_BUILTIN_NEON_MEMORY.
5785 (arm_expand_neon_builtin_1): Rename to ...
5786 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5787 values, arm_expand_builtin_args and add bool parameter NEON.
5788 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5789 (arm_expand_vfp_builtin): Likewise.
5790 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5792 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5795 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5796 * predict.c (tree_estimate_probability_bb): Reverse direction of
5797 polymorphic call predictor.
5799 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5801 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5802 (determine_pass_name_match): ...this new function and...
5803 (should_skip_pass_p): ...this new function.
5805 2017-01-06 Nathan Sidwell <nathan@acm.org>
5807 * ipa-visibility.c (function_and_variable_visibility): Reformat
5808 comments and long lines. Remove extrneous if.
5809 * symtab.c (symtab_node::make_decl_local): Fix code format.
5810 (symtab_node::set_section_for_node): Fix comment typo.
5812 2017-01-06 Martin Liska <mliska@suse.cz>
5815 * lra-constraints.c: Rename invariant to lra_invariant.
5816 * predict.c (set_even_probabilities): Initialize e to NULL.
5818 2017-01-05 Martin Sebor <msebor@redhat.com>
5820 PR tree-optimization/78910
5821 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5822 (format_integer): Correct off-by-one error in the handling
5823 of precision with negative numbers in signed conversions..
5825 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5827 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5829 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5831 PR tree-optimization/71016
5832 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5833 factor_out_conditional_conversion. Formatting fix.
5834 (factor_out_conditional_conversion): Add cond_stmt argument.
5835 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5836 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5839 2017-01-05 David Malcolm <dmalcolm@redhat.com>
5841 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5842 read-rtl-function.o, and selftest-rtl.o.
5843 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5844 (selftest::aarch64_test_loading_full_dump): New function.
5845 (selftest::aarch64_run_selftests): New function.
5846 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5847 selftest::aarch64_run_selftests.
5848 * config/i386/i386.c
5849 (selftest::ix86_test_loading_dump_fragment_1): New function.
5850 (selftest::ix86_test_loading_call_insn): New function.
5851 (selftest::ix86_test_loading_full_dump): New function.
5852 (selftest::ix86_test_loading_unspec): New function.
5853 (selftest::ix86_run_selftests): Call the new functions.
5854 * emit-rtl.c (maybe_set_max_label_num): New function.
5855 * emit-rtl.h (maybe_set_max_label_num): New decl.
5856 * function.c (instantiate_decls): Guard call to
5857 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5858 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5860 * gensupport.c (gen_reader::gen_reader): Pass "false"
5861 for new "compact" param of rtx_reader.
5862 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5863 rather than an empty string for NULL strings.
5864 * read-md.c: Potentially include config.h rather than bconfig.h.
5865 Wrap include of errors.h with #ifdef GENERATOR_FILE.
5866 (have_error): New global, copied from errors.c.
5867 (md_reader::read_name): Rename to...
5868 (md_reader::read_name_1): ...this, adding "out_loc" param,
5869 and converting "missing name or number" to returning false, rather
5871 (md_reader::read_name): Reimplement in terms of read_name_1.
5872 (md_reader::read_name_or_nil): New function.
5873 (md_reader::read_string): Handle "(nil)" by returning NULL.
5874 (md_reader::md_reader): Add new param "compact".
5875 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5876 (md_reader::read_file): New method.
5877 * read-md.h (md_reader::md_reader): Add new param "compact".
5878 (md_reader::read_file): New method.
5879 (md_reader::is_compact): New accessor.
5880 (md_reader::read_name): Convert return type from void to file_location.
5881 (md_reader::read_name_or_nil): New decl.
5882 (md_reader::read_name_1): New decl.
5883 (md_reader::m_compact): New field.
5884 (noop_reader::noop_reader): Pass "false" for new "compact" param
5886 (rtx_reader::rtx_reader): Add new "compact" param.
5887 (rtx_reader::read_rtx_operand): Make virtual and convert return
5888 type from void to rtx.
5889 (rtx_reader::read_until): New decl.
5890 (rtx_reader::handle_any_trailing_information): New virtual function.
5891 (rtx_reader::postprocess): New virtual function.
5892 (rtx_reader::finalize_string): New virtual function.
5893 (rtx_reader::m_in_call_function_usage): New field.
5894 (rtx_reader::m_reuse_rtx_by_id): New field.
5895 * read-rtl-function.c: New file.
5896 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5897 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5898 (selftest::verify_three_block_rtl_cfg): New decl.
5899 * read-rtl-function.h: New file.
5900 * read-rtl.c: Potentially include config.h rather than bconfig.h.
5901 For host, include function.h, memmodel.h, and emit-rtl.h.
5902 (one_time_initialization): New function.
5903 (struct compact_insn_name): New struct.
5904 (compact_insn_names): New array.
5905 (find_code): Handle insn codes in compact dumps.
5906 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5907 (bind_subst_iter_and_attr): Likewise.
5908 (add_condition_to_string): Likewise.
5909 (add_condition_to_rtx): Likewise.
5910 (apply_attribute_uses): Likewise.
5911 (add_current_iterators): Likewise.
5912 (apply_iterators): Likewise.
5913 (initialize_iterators): Guard usage of apply_subst_iterator with
5914 #ifdef GENERATOR_FILE.
5915 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5916 (md_reader::read_mapping): Likewise.
5917 (add_define_attr_for_define_subst): Likewise.
5918 (add_define_subst_attr): Likewise.
5919 (read_subst_mapping): Likewise.
5920 (check_code_iterator): Likewise.
5921 (rtx_reader::read_rtx): Likewise. Move one-time initialization
5923 (one_time_initialization): New function.
5924 (rtx_reader::read_until): New method.
5925 (read_flags): New function.
5926 (parse_reg_note_name): New function.
5927 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5928 Handle reuse_rtx ids.
5929 Wrap iterator lookup within #ifdef GENERATOR_FILE.
5930 Add parsing support for RTL dumps, mirroring the special-cases in
5931 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5932 values, and calling handle_any_trailing_information.
5933 (rtx_reader::read_rtx_operand): Convert return type from void
5934 to rtx, returning return_rtx. Handle case 'e'. Call
5935 finalize_string on XSTR and XTMPL fields.
5936 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
5937 "(nil)" values were omitted. Call the postprocess vfunc on the
5939 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5940 class ctor. Initialize m_in_call_function_usage. Call
5941 one_time_initialization.
5942 * rtl-tests.c (selftest::test_uncond_jump): Call
5943 set_new_first_and_last_insn.
5944 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5945 * selftest-rtl.c: New file.
5946 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5947 (selftest::get_insn_by_uid): New decl.
5948 * selftest-run-tests.c (selftest::run_tests): Call
5949 read_rtl_function_c_tests.
5950 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
5951 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
5954 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
5957 operands in a special way. Assert that pos+len <= mode precision.
5959 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5961 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
5962 3 argument Alias with unlimited for the negative form.
5963 (fno-vect-cost-model): Removed.
5965 2017-01-05 Martin Liska <mliska@suse.cz>
5967 * hsa-gen.c (gen_hsa_divmod): New function.
5968 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
5970 2017-01-05 Martin Liska <mliska@suse.cz>
5973 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
5976 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5978 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
5979 small constant length operands.
5981 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5983 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
5984 between loop iterations.
5986 2017-01-05 Martin Liska <mliska@suse.cz>
5989 * gimplify.c (gimplify_decl_expr): Compare to
5990 asan_poisoned_variables instread of checking flags.
5991 (gimplify_target_expr): Likewise.
5992 (gimplify_expr): Likewise.
5993 (gimplify_function_tree): Conditionally initialize
5994 asan_poisoned_variables.
5996 2017-01-04 Jeff Law <law@redhat.com>
5998 PR tree-optimizatin/78812
5999 * rtl.h (contains_mem_rtx_p): Prototype.
6000 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6001 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6002 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6003 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6004 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6006 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6008 * input.c (assert_char_at_range): Default-initialize actual_range.
6010 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6012 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6013 to match the caller.
6015 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6017 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6018 insns after final jump in test to emit dummy move.
6020 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6022 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6023 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6025 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6027 * multiple_target.c (create_dispatcher_calls): Init e_next.
6028 * tree-ssa-loop-split.c (split_loop): Init border.
6029 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6032 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6037 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6038 (altivec_register_operand): Do not return true if the operand
6039 contains a SUBREG mixing SImode and SFmode.
6040 (vsx_register_operand): Likewise.
6041 (vsx_reg_sfsubreg_ok): New predicate.
6042 (vfloat_operand): Do not return true if the operand contains a
6043 SUBREG mixing SImode and SFmode.
6044 (vint_operand): Likewise.
6045 (vlogical_operand): Likewise.
6046 (gpc_reg_operand): Likewise.
6047 (int_reg_operand): Likewise.
6048 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6049 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6050 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6052 (rs6000_emit_move_si_sf_subreg): New helper function.
6053 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6054 fixup SUBREGs involving SImode and SFmode.
6055 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6056 numbers for the new peephole2 optimization.
6057 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6058 the GLIBC math library that do AND/IOR/XOR operations on single
6059 precision floating point.
6060 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6061 target macros to say whether we need to avoid SUBREGs mixing
6063 (TARGET_ALLOW_SF_SUBREG): Likewise.
6064 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6065 (UNSPEC_SI_FROM_SF): Likewise.
6066 (iorxor): Change spacing.
6067 (and_ior_xor): New iterator for AND, IOR, and XOR.
6068 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6069 (movdi_from_sf_zero_ext): Likewise.
6070 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6071 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6072 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6073 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6074 (fms<mode>4): Likewise.
6075 (fnma<mode>4): Likewise.
6076 (fnms<mode>4): Likewise.
6077 (nfma<mode>4): Likewise.
6078 (nfms<mode>4): Likewise.
6080 2017-01-04 Marek Polacek <polacek@redhat.com>
6083 * doc/invoke.texi: Document -Wpointer-compare.
6085 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6087 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6090 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6091 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6094 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6097 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6098 documentation of the powerpc_popcntb_ok attribute.
6099 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6100 code to issue warning messages if a requested CPU configuration is
6101 not supported by the binary (assembler and loader) toolchain.
6102 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6103 made to define a built-in function that has been disabled.
6104 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6105 made to define a built-in function that has been disabled.
6106 (altivec_init_builtins): Add comment explaining why definition
6107 of the DST built-in functions is not preceded by an assertion
6108 check. Add assertions to prevent ICE if attempts are made to
6109 define an altivec predicate or an abs* built-in function that has
6111 (htm_init_builtins): Add comment explaining why definition of the
6112 htm built-in functions is not preceded by an assertion check.
6114 2017-01-04 Jeff Law <law@redhat.com>
6116 PR tree-optimizatin/67955
6117 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6118 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6119 the points-to solution does not include pt_null. Use DECL_PT_UID
6122 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6124 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6125 Use gen_int_mode instead of gen_lopwart for const_int operands.
6127 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6129 PR tree-optimization/71563
6130 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6131 out of range value - has low bits known to be zero.
6133 2017-01-04 Alan Modra <amodra@gmail.com>
6135 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6136 * configure: Regenerate.
6137 * config.in: Regenerate.
6139 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6142 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6143 a substring of the message, but strcmp with the whole message. Ifdef
6144 ENABLE_NLS, translate the message first using dgettext.
6146 2017-01-03 Jeff Law <law@redhat.com>
6148 PR tree-optimizatin/78856
6149 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6150 (mark_threaded_blocks): Remove code to truncate thread paths that
6151 cross multiple loop headers. Instead invalidate the cached loop
6152 iteration information and handle case of a thread path walking
6153 into an irreducible region.
6155 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6158 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6159 assertions. Add support for doing the signbit if the IEEE 128-bit
6160 floating point value is in a GPR.
6161 * config/rs6000/rs6000.md (Fsignbit): Delete.
6162 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6163 Update the length attribute if the value is in a GPR.
6164 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6165 the sign or zero extension instruction, since the value is always 0/1.
6166 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6169 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6170 extracting SImode to a GPR register so that we can generate a
6171 store, limit the vector to be in a traditional Altivec register
6172 for the vextuwrx instruction.
6174 2017-01-03 Ian Lance Taylor <iant@google.com>
6176 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6178 2017-01-03 Martin Sebor <msebor@redhat.com>
6180 PR tree-optimization/78696
6181 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6182 precision. Use MPFR for %f for greater fidelity. Correct handling
6184 (pass_sprintf_length::compute_format_length): Set width and precision
6185 specified by asrerisk to void_node for vararg functions.
6186 (try_substitute_return_value): Adjust dump output.
6188 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6190 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6192 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6194 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6195 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6196 -mlra/-mno-lra was passed to the compiler.
6198 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6200 PR rtl-optimization/65618
6201 * emit-rtl.c (try_split): Move initialization of "before" and
6202 "after" to just before the call to emit_insn_after_setloc.
6204 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6206 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6208 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6210 * dwarf2out.c (gen_enumeration_type_die): When
6211 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6213 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6215 PR tree-optimization/78965
6216 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6217 Change first argument from const call_info & to call_info &. For %n
6218 set info.nowrite to false.
6221 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6222 possibly throwing calls.
6224 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6225 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6226 and fns handling, rather than in a separate case SSA_NAME.
6228 2017-01-02 Jeff Law <law@redhat.com>
6230 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6231 fixes for first_period and second_period variables.
6233 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6237 (*insvqi_1): New insn pattern.
6238 (*insvqi_1_mem_rex64): Ditto.
6240 (*insvqi_3): Rename from *insvqi.
6242 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6244 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6246 * doc/cfg.texi (Edges): Remove reference to Java.
6247 (Maintaining the CFG): Ditto.
6249 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6252 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6253 transparent aliases.
6255 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6258 * predict.def (PRED_CALL): Update hitrate.
6259 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6260 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6261 into direct/indirect/polymorphic variants.
6263 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6265 Update copyright years.
6267 * gcc.c (process_command): Update copyright notice dates.
6268 * gcov-dump.c (print_version): Ditto.
6269 * gcov.c (print_version): Ditto.
6270 * gcov-tool.c (print_version): Ditto.
6271 * gengtype.c (create_file): Ditto.
6272 * doc/cpp.texi: Bump @copying's copyright year.
6273 * doc/cppinternals.texi: Ditto.
6274 * doc/gcc.texi: Ditto.
6275 * doc/gccint.texi: Ditto.
6276 * doc/gcov.texi: Ditto.
6277 * doc/install.texi: Ditto.
6278 * doc/invoke.texi: Ditto.
6280 Copyright (C) 2017 Free Software Foundation, Inc.
6282 Copying and distribution of this file, with or without modification,
6283 are permitted in any medium without royalty provided the copyright
6284 notice and this notice are preserved.