1 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
5 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
7 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
9 * config/riscv/riscv.c (riscv_print_operand): Use "fence
11 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
14 2017-03-20 Marek Polacek <polacek@redhat.com>
17 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
19 2017-03-20 Richard Biener <rguenther@suse.de>
21 PR tree-optimization/80113
22 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
23 allocate extra SSA name for PHI def.
24 (add_close_phis_to_outer_loops): Likewise.
25 (add_close_phis_to_merge_points): Likewise.
26 (copy_loop_close_phi_args): Likewise.
27 (copy_cond_phi_nodes): Likewise.
29 2017-03-20 Martin Liska <mliska@suse.cz>
32 * tree-chkp.c (chkp_build_returned_bound): Do not build
33 returned bounds for a LHS that's not a BOUNDED_P type.
35 2017-03-20 Martin Liska <mliska@suse.cz>
39 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
40 COMPLEX_CST and VECTOR_CST.
42 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
45 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
46 target operand. A new splitter adds the clobber statement in case
47 the target operand is dead anyway.
49 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
51 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
52 to age-old versions of binutils and glibc.
54 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
56 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
58 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
60 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
62 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
64 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
65 requirement for binutils 2.13.
67 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
69 * combine.c (try_combine): Delete redundant i1 test. Call
70 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
72 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
74 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
75 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
77 <riscv64-*-elf>: Re-arrange section
78 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
79 <riscv32-*-linux>: Likewise.
80 <riscv64-*-elf>: Likewise
81 <riscv64-*-linux>: Likewise.
83 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
86 * aarch64.opt(verbose-cost-dump): Fix typo.
88 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
91 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
92 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
94 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
96 * reload.c (find_reloads): When reloading a nonoffsettable address,
97 use RELOAD_OTHER for it and its address reloads.
99 PR rtl-optimization/79910
100 * combine.c (record_used_regs): New static function.
101 (try_combine): Handle situations where there is an additional
102 instruction between I2 and I3 which needs to have a LOG_LINK
105 2017-03-17 Jeff Law <law@redhat.com>
107 PR tree-optimization/71437
108 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
109 conditional in the hash table first.
110 (vrp_dom_walker::before_dom_children): Extract condition from
111 ASSERT_EXPR. Record condition, its inverion and any implied
114 2017-03-17 Marek Polacek <polacek@redhat.com>
115 Markus Trippelsdorf <markus@trippelsdorf.de>
117 PR tree-optimization/80079
118 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
121 2017-03-17 Richard Biener <rguenther@suse.de>
124 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
125 Properly verify the LHS before the RHS possibly claims to be
127 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
130 2017-03-17 Martin Jambor <mjambor@suse.cz>
132 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
133 (List of -O2 options): Likewise.
134 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
137 2017-03-17 Tom de Vries <tom@codesourcery.com>
139 * gcov-dump.c (print_usage): Print bug_report_url.
141 2017-03-17 Richard Biener <rguenther@suse.de>
144 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
145 (parser::peek): Likewise.
147 2017-03-17 Richard Biener <rguenther@suse.de>
149 PR tree-optimization/80048
150 * sese.c (free_sese_info): Properly release rename_map and
151 copied_bb_map elements.
153 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
155 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
156 Add linked-list forward and backlinks. Insert on
157 construction, remove on destruction.
158 (class pass_store_merging): Add m_stores_head field.
159 (pass_store_merging::terminate_and_process_all_chains):
160 Iterate over m_stores_head list.
161 (pass_store_merging::terminate_all_aliasing_chains):
163 (pass_store_merging::execute): Check for debug stmts first.
164 Push new chains onto the m_stores_head stack.
166 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
169 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
170 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
171 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
173 2017-03-16 Jeff Law <law@redhat.com>
175 PR tree-optimization/71437
176 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
177 member function. Implementation moved into after_dom_children
178 member function and into the threader's thread_outgoing_edges
180 (dom_opt_dom_walker::after_dom_children): Simplify by moving
181 some code into new thread_outgoing_edges.
182 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
183 definition. Simplify marker handling (do it here). Assume we always
184 have the available expression and the const/copies tables.
185 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
187 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
188 * tree-vrp.c (equiv_stack): No longer file scoped.
189 (vrp_dom_walker): New class.
190 (vrp_dom_walker::before_dom_children): New member function.
191 (vrp_dom_walker::after_dom_children): Likewise.
192 (identify_jump_threads): Setup domwalker. Use it rather than
193 walking edges in a random order by hand. Simplify setup/finalization.
194 (finalize_jump_threads): Remove.
195 (vrp_finalize): Do not call identify_jump_threads here.
196 (execute_vrp): Do it here instead and call thread_through_all_blocks
199 PR tree-optimization/71437
200 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
202 (simplify_stmt_for_jump_threading): Add basic_block argument. All
204 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
205 (dom_opt_dom_walker::thread_across_edge): Remove
206 handle_dominating_asserts argument. All callers changed.
207 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
208 changes. Remove calls to lhs_of_dominating_assert. Other
209 uses of handle_dominating_asserts turn into unconditional code
210 (simplify_control_stmt_condition_1): Likewise.
211 (simplify_control_stmt_condition): Likewise.
212 (thread_through_normal_block, thread_across_edge): Likewise.
213 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
214 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
215 object if it is not an SSA_NAME.
216 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
217 before calling into the VRP specific simplifiers.
218 (identify_jump_threads): Remove handle_dominating_asserts
221 2017-03-16 Jakub Jelinek <jakub@redhat.com>
224 * tree-diagnostic.c (default_tree_printer): No longer static.
225 * tree-diagnostic.h (default_tree_printer): New prototype.
227 2017-03-16 Tamar Christina <tamar.christina@arm.com>
229 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
230 Change ins into fmov.
232 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
234 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
235 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
236 Use h_con constraint for operand 1.
237 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
238 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
240 2017-03-15 Jeff Law <law@redhat.com>
242 PR tree-optimization/71437
243 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
244 (record_temporary_equivalences): Use it.
246 PR tree-optimization/71437
247 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
248 tree-ssa-scopedtables.
249 (lookup_avail_expr, build_and_record_new_cond): Likewise.
250 (record_conditions, record_cond, vuse_eq): Likewise.
251 (record_edge_info): Adjust to API tweak of record_conditions.
252 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
253 (record_temporary_equivalences, optimize_stmt): Likewise.
254 (eliminate_redundant_computations): Likewise.
255 (record_equivalences_from_stmt): Likewise.
256 * tree-ssa-scopedtables.c: Include options.h and params.h.
257 (vuse_eq): New function, moved from tree-ssa-dom.c
258 (build_and_record_new_cond): Likewise.
259 (record_conditions): Likewise. Accept vector of conditions rather
260 than edge_equivalence structure for first argument.
261 for the first argument.
262 (avail_exprs_stack::lookup_avail_expr): New member function, moved
264 (avail_exprs_stack::record_cond): Likewise.
265 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
267 (avail_exprs_stack): Add new member functions lookup_avail_expr
269 (record_conditions): Declare.
271 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
274 * lra-constraints.c (process_alt_operands): Increase reject for
275 reloading an input/output operand.
277 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
280 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
281 insns to convert from signed/unsigned char/short to IEEE 128-bit
283 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
285 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.c (ix86_vector_duplicate_value): Create
289 subreg of inner mode for values already in registers.
291 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
293 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
294 iteration reg is used after the loop.
296 2017-03-14 Martin Sebor <msebor@redhat.com>
298 PR tree-optimization/79800
299 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
300 precision in negative-positive range.
301 (format_floating): Call non-const overload with adjusted precision.
303 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
306 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
309 2017-03-14 Martin Sebor <msebor@redhat.com>
312 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
313 * builtins.def (aligned_alloc): Use it.
316 * Makefile.in (GTFILES): Add calls.c.
317 * calls.c: Include "gt-calls.h".
319 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
321 PR rtl-optimization/79728
322 * regs.h (struct target_regs): New field
323 x_contains_allocatable_regs_of_mode.
324 (contains_allocatable_regs_of_mode): New macro.
325 * reginfo.c (init_reg_sets_1): Initialize it, and change
326 contains_reg_of_mode so it includes global regs as well.
327 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
328 rather than contains_regs_of_mode.
330 2017-03-14 Martin Liska <mliska@suse.cz>
332 * doc/invoke.texi: Document options that can't be combined with
333 -fcheck-pointer-bounds.
335 2017-03-14 Martin Liska <mliska@suse.cz>
338 * doc/invoke.texi (-Wchkp): Document the option.
340 2017-03-14 Martin Liska <mliska@suse.cz>
342 * Makefile.in: Install gcov-dump.
344 2017-03-14 Martin Liska <mliska@suse.cz>
346 * multiple_target.c (expand_target_clones): Bail out for
347 an invalid attribute.
349 2017-03-14 Richard Biener <rguenther@suse.de>
351 * alias.c (struct alias_set_entry): Pack properly.
352 * cfgloop.h (struct loop): Likewise.
353 * cse.c (struct set): Likewise.
354 * ipa-utils.c (struct searchc_env): Likewise.
355 * loop-invariant.c (struct invariant): Likewise.
356 * lra-remat.c (struct cand): Likewise.
357 * recog.c (struct change_t): Likewise.
358 * rtl.h (struct address_info): Likewise.
359 * symbol-summary.h (function_summary): Likewise.
360 * tree-loop-distribution.c (struct partition): Likewise.
361 * tree-object-size.c (struct object_size_info): Likewise.
362 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
363 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
364 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
365 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
366 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
367 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
368 (struct _stmt_vec_info): Likewise.
370 2017-03-14 Martin Liska <mliska@suse.cz>
373 * multiple_target.c (create_dispatcher_calls): Check that
374 a target can create a function dispatcher.
376 2017-03-14 Martin Liska <mliska@suse.cz>
379 * multiple_target.c (expand_target_clones): Drop local.local
380 flag for default implementation.
382 2017-03-14 Richard Biener <rguenther@suse.de>
384 PR tree-optimization/80030
385 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
387 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
389 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
390 gcc_fallthrough() instead of __attribute__((fallthrough));
392 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
394 * doc/gcc.texi: Remove "up" link to (DIR).
395 * doc/gccint.texi: Ditto.
397 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
399 * doc/install.texi (Specific) <avr>: Remove reference to
402 2017-03-13 Jeff Law <law@redhat.com>
404 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
405 attribute rather than comments.
407 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
408 match_scratch operand is highest.
410 2017-03-13 Martin Liska <mliska@suse.cz>
413 * ipa-pure-const.c (warn_function_noreturn): If the declarations
414 is a CHKP clone, use original declaration.
416 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
418 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
419 (arc_conditional_register_usage): Use a different allocation order
420 when optimizing for size.
421 * common/config/arc/arc-common.c (arc_option_optimization_table):
422 Section anchors default on when optimizing for size.
424 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
426 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
428 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
430 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
431 * config/arc/arc.md (cpu_facility): Add cd variant.
432 (*movqi_insn): Add code density variant.
433 (*movhi_insn): Likewise.
434 (*movqi_insn): Likewise.
435 (*addsi3_mixed): Likewise.
436 (subsi3_insn): Likewise.
438 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
440 * config/arc/arc.md (movsi_cond_exec): Update constraint.
442 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
444 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
445 expressions with MINUS and UNARY ops.
447 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
450 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
452 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
453 between vec_select and vector argument.
454 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
455 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
456 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
457 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
458 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
459 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
461 2017-03-13 Richard Biener <rguenther@suse.de>
464 * params.def (vect-max-peeling-for-alignment): Fix typo.
466 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
468 * doc/install.texi (Specific) <mips-*-*>: Remove description of
469 issue that only occurred with binutils below 2.18.
471 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
473 * doc/install.texi (Specific) <cris-axis-elf>: No longer
474 refer to binutils 2.11/2.12 minimum.
476 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
478 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
479 ftp.kernel.org and simplify binutils requirement.
481 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
483 * doc/invoke.texi (Warning Options): Fix spelling of link-time
485 (Optimize Options): Ditto. Also remove redundancy.
487 2017-03-10 David Malcolm <dmalcolm@redhat.com>
490 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
492 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
493 to G_ to avoid double translation.
495 2017-03-10 David Malcolm <dmalcolm@redhat.com>
498 * auto-profile.c (get_combined_location): Convert leading
499 character of diagnostics to lower case and remove trailing period.
500 (read_profile): Likewise for various diagnostics.
501 * config/arm/arm.c (arm_option_override): Remove trailing period
502 from various diagnostics.
503 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
504 (msp430_expand_delay_cycles): Likewise.
506 2017-03-10 David Malcolm <dmalcolm@redhat.com>
509 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
510 full command-line argument, rather than just "str".
511 (aarch64_validate_march): Likewise.
512 (aarch64_validate_mtune): Likewise.
514 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
516 PR rtl-optimization/78911
517 * lra-assigns.c (must_not_spill_p): New function.
520 2017-03-10 Jakub Jelinek <jakub@redhat.com>
522 PR tree-optimization/79981
523 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
524 ATOMIC_COMPARE_EXCHANGE ifn result.
525 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
526 IFN_ATOMIC_COMPARE_EXCHANGE.
528 2017-03-10 David Malcolm <dmalcolm@redhat.com>
531 * opts.c (parse_sanitizer_options): Add missing question mark to
532 "did you mean" message.
534 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
536 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
538 (VMULEUH_UNS): Likewise.
539 (VMULOUB_UNS): Likewise.
540 (VMULOUH_UNS): Likewise.
541 * config/rs6000/rs6000.c (builtin_function_type): Remove
542 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
544 2017-03-10 David Malcolm <dmalcolm@redhat.com>
547 * read-rtl-function.c (function_reader::read_rtx_operand): Update
548 x with result of extra_parsing_for_operand_code_0.
549 (function_reader::extra_parsing_for_operand_code_0): Convert
550 return type from void to rtx, returning x. When reading
551 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
552 larger size containing struct block_symbol.
554 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
556 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
557 -mfloat128-hardware without -m64.
559 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
562 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
563 entries to the case statement that marks unsigned arguments to
564 overloaded functions.
566 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
568 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
569 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
571 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
574 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
575 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
577 2017-03-10 Martin Liska <mliska@suse.cz>
581 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
582 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
585 2017-03-10 Olivier Hainque <hainque@adacore.com>
587 * tree-switch-conversion (array_value_type): Start by resetting
588 candidate type to it's main variant.
590 2017-03-10 Jakub Jelinek <jakub@redhat.com>
592 PR rtl-optimization/79909
593 * combine.c (try_combine): Use simplify_replace_rtx on individual
594 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
595 of the whole CALL_INSN_FUNCTION_USAGE.
597 PR tree-optimization/79972
598 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
599 get_range_info on SSA_NAMEs. Formatting fixes.
601 2017-03-10 Richard Biener <rguenther@suse.de>
602 Jakub Jelinek <jakub@redhat.com>
604 PR tree-optimization/77975
605 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
607 (get_val_for): For constant x return it. Formatting fix.
608 (loop_niter_by_eval): Avoid pointless looping if the next iteration
609 would use the same bases as the current one.
611 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
613 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
614 instead of vec_select for V1TImode.
615 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
617 (VSX_LE_128): Add V1TI to this mode iterator.
618 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
619 (*vsx_le_perm_store_<mode>): Likewise.
620 (pre-reload splitter for VSX stores): Likewise.
621 (post-reload splitter for VSX stores): Likewise.
622 (*vsx_xxpermdi2_le_<mode>): Likewise.
623 (*vsx_lxvd2x2_le_<mode>): Likewise.
624 (*vsx_stxvd2x2_le_<mode>): Likewise.
626 2017-03-09 Michael Eager <eager@eagercon.com>
628 Correct failures with --enable-checking=yes,rtl.
630 * config/microblaze/microblaze.c (microblaze_expand_shift):
631 Replace GET_CODE test with CONST_INT_P and INTVAL test with
633 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
634 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
636 2017-03-09 Richard Biener <rguenther@suse.de>
638 PR tree-optimization/79977
639 * graphite-scop-detection.c (scop_detection::merge_sese):
640 Handle the case of extra exits to blocks dominating the entry.
642 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
644 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
647 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
649 PR rtl-optimization/79949
650 * lra-constraints.c (process_alt_operands): Check memory when
651 trying to predict a cycle. Print about the overall increase.
653 2017-03-09 Richard Biener <rguenther@suse.de>
656 * gimple-expr.c (useless_type_conversion_p): Preserve
657 TYPE_SATURATING for fixed-point types.
659 2017-03-09 Richard Biener <rguenther@suse.de>
662 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
663 alignment of BLKmode params.
665 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
668 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
669 (VALL_NO_V2Q): Likewise.
671 * config/aarch64/aarch64-simd.md
672 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
674 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
675 VALL_NO_V2Q mode iterator.
676 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
678 2017-03-09 Martin Liska <mliska@suse.cz>
680 PR tree-optimization/79631
681 * tree-chkp-opt.c (chkp_is_constant_addr): Call
682 tree_int_cst_sign_bit just for INTEGER constants.
684 2017-03-09 Martin Liska <mliska@suse.cz>
688 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
691 2017-03-09 Marek Polacek <polacek@redhat.com>
694 * tree.c (inchash::add_expr): Handle TREE_VEC.
696 2017-03-09 Martin Liska <mliska@suse.cz>
699 (chkp_narrow_size_and_offset): New function.
700 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
701 (void chkp_parse_bit_field_ref): New function.
702 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
703 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
705 2017-03-09 Martin Liska <mliska@suse.cz>
708 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
709 (chkp_find_bounds_1): Remove gcc_unreachable.
711 2017-03-09 Jakub Jelinek <jakub@redhat.com>
714 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
715 BUILT_IN_SYNC*, determine the access type from the size suffix and
716 always build a MEM_REF with that type. Handle forgotten
717 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
720 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
721 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
722 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
723 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
724 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
725 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
726 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
727 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
728 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
729 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
730 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
731 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
732 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
733 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
734 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
735 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
736 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
737 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
738 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
739 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
740 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
741 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
742 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
743 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
744 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
745 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
746 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
747 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
748 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
749 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
750 definitions outside of __OPTIMIZE__ guarded section.
753 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
754 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
755 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
756 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
759 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
761 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
762 ("vfenez<mode>"): Add missing constraints.
764 2017-03-08 Martin Sebor <msebor@redhat.com>
767 * config/nds32/nds32.c (nds32_option_override):
769 2017-03-08 Jakub Jelinek <jakub@redhat.com>
772 * gimplify.c (gimplify_omp_for): Replace index var in outer
773 taskloop statement with an artificial variable and add
774 OMP_CLAUSE_PRIVATE clause for it.
776 2017-03-08 Richard Biener <rguenther@suse.de>
778 PR tree-optimization/79955
779 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
780 for accesses that are completely outside of the variable.
782 2017-03-08 Andrew Haley <aph@redhat.com>
784 PR tree-optimization/79943
785 * tree-ssa-loop-split.c (compute_new_first_bound): When
786 calculating the new upper bound, (END-BEG) should be added, not
789 2017-03-08 Jakub Jelinek <jakub@redhat.com>
791 * config/avr/avr.md (setmemhi): Make sure match_dup
792 operand number comes before match_scratch.
794 2017-03-08 Richard Biener <rguenther@suse.de>
796 PR tree-optimization/79920
797 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
798 with ncopies == 1 to ...
799 (vect_transform_slp_perm_load): ... here. Properly compute
800 all element loads by iterating VF times over the group. Do
801 not handle ncopies (computed in a broken way) in
802 vect_create_mask_and_perm.
804 2017-03-08 Jakub Jelinek <jakub@redhat.com>
807 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
808 is a uniform vector, use uniform_vector_p return value instead of
809 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
811 2017-03-07 Marek Polacek <polacek@redhat.com>
814 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
815 (alloca_call_type): Likewise.
817 2017-03-07 Martin Liska <mliska@suse.cz>
819 * gcov.c (process_args): Put comment to correct location.
821 2017-03-07 Martin Liska <mliska@suse.cz>
824 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
825 Use array_at_struct_end_p instead of DECL_CHAIN (field).
826 (chkp_narrow_bounds_for_field): Likewise.
827 (chkp_parse_array_and_component_ref): Pass one more argument to
830 2017-03-07 Richard Biener <rguenther@suse.de>
832 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
835 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
837 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
838 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
840 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
843 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
844 to end of description.
845 (PARAM_MAX_STORES_TO_MERGE): Likewise.
847 2017-03-07 Jakub Jelinek <jakub@redhat.com>
849 PR rtl-optimization/79901
850 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
852 (*avx512f_<code><mode>3<mask_name>): ... this.
853 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
854 iterator instead of VI8_AVX2_AVX512BW.
856 PR rtl-optimization/79901
857 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
858 min/max expander, expand it using expand_vec_cond_expr.
861 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
864 2017-03-06 Jakub Jelinek <jakub@redhat.com>
867 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
868 to void * for PCH reasons.
869 * dwarf2out.c (output_loc_operands, output_die): Cast
870 v.val_vec.array to unsigned char *.
872 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
875 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
878 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
880 PR rtl-optimization/79571
881 * lra-constraints.c (process_alt_operands): Calculate static
882 reject and subtract it from overall when only addresses will be
885 2017-03-06 Julia Koval <julia.koval@intel.com>
888 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
889 incoming stack boundary to 128 for 64-bit targets.
891 2017-03-06 Richard Biener <rguenther@suse.de>
893 PR tree-optimization/79894
894 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
895 to NULL after folding it.
897 2017-03-06 Richard Biener <rguenther@suse.de>
899 PR tree-optimization/79824
900 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
901 check disabling peeling for gaps.
903 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
905 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
906 attributes): Document gettimeofday.
908 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
910 * config/s390/s390.c (s390_option_override_internal): Set
911 PARAM_MIN_VECT_LOOP_BOUND
913 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
915 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
916 * config/s390/s390.md: Likewise.
918 2017-03-06 Jakub Jelinek <jakub@redhat.com>
921 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
922 (<avx2_avx512>_perm<mode>): Rename to ...
923 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
925 (<avx512>_perm<mode>_mask): Rename to ...
926 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
928 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
929 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
930 instead of VI8F_256_512.
931 (avx512f_perm<mode>): New define_expand.
932 (avx512f_perm<mode>_mask): Likewise.
933 (avx512f_perm<mode>_1<mask_name>): New define_insn.
934 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
936 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
938 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
939 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
941 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
943 2017-03-06 Martin Liska <mliska@suse.cz>
946 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
947 when having a SSA NAME w/o VAR_DECL assigned to it.
949 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
951 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
952 msa_dpsub_<su>_d): Fix MODE for vec_select.
954 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
956 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
958 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
960 2017-03-06 Richard Biener <rguenther@suse.de>
962 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
963 * plugin.c (register_plugin_info): Likewise.
964 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
966 2017-03-05 Jakub Jelinek <jakub@redhat.com>
968 * config/i386/sse.md (sse_storehps, sse_storelps,
969 avx_<castmode><avxsizesuffix>_<castmode>,
970 avx512f_<castmode><avxsizesuffix>_<castmode>,
971 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
972 in condition that at least one operand is not a MEM.
974 2017-03-03 Jakub Jelinek <jakub@redhat.com>
977 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
978 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
980 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
981 gimple_call_nothrow_p flag based on whether original builtin can throw.
982 If it can, emit following stmts on the fallthrough edge.
983 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
984 don't create new bb if inserting just debug stmts on the edge, try to
985 insert them on the fallthru bb or just reset debug stmts.
987 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
990 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
991 restore recog_data (including the operand rtxes inside it) around
992 the call to get_insn_template.
994 2017-03-03 Martin Sebor <msebor@redhat.com>
996 PR tree-optimization/79699
997 * context.c (context::~context): Free MPFR caches to avoid
998 a memory leak on program exit.
1000 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1002 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
1003 Use wide_int::ulow () instead of .elt (0).
1005 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
1008 (*pushxf): Limit oF constraint to 32bit targets and add oC
1009 constraint for 64bit targets.
1010 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
1011 (*pushdf): Change rmF constraint to rmC.
1013 2017-03-03 Martin Liska <mliska@suse.cz>
1015 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
1016 Remove unused variable.
1018 2017-03-03 Jakub Jelinek <jakub@redhat.com>
1021 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
1022 is a memory operand, increase num_memory.
1023 (ix86_expand_args_builtin): Likewise.
1025 2017-03-03 Jan Hubicka <jh@suse.cz>
1028 * ipa-devirt.c (maybe_record_node): Properly handle
1029 __cxa_pure_virtual visibility.
1031 2017-03-03 Martin Liska <mliska@suse.cz>
1033 PR tree-optimization/79803
1034 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
1036 (pass_loop_prefetch::execute): Disabled optimization if an
1037 assumption about L1 cache size is not met.
1039 2017-03-03 Martin Liska <mliska@suse.cz>
1041 PR rtl-optimization/79574
1042 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
1043 (hash_scan_set): Likewise.
1044 (dump_hash_table): Likewise.
1045 (hoist_code): Likewise.
1047 2017-03-03 Richard Biener <rguenther@suse.de>
1049 * fixed-value.c (fixed_from_string): Restore use of elt (1)
1050 in place of uhigh ().
1051 (fixed_convert_from_real): Likewise.
1053 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
1058 2017-03-03 Richard Biener <rguenther@suse.de>
1061 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
1062 TYPE_OVERFLOW_UNDEFINED check.
1064 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1066 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
1068 (vector_ae_<mode>_p): Likewise.
1069 (vector_nez_<mode>_p): Likewise.
1070 (vector_ne_v2di_p): Likewise.
1071 (vector_ae_v2di_p): Likewise.
1072 (vector_ne_<mode>_p): Likewise.
1073 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
1075 (vsx_tsqrt<mode>2_fe): Likewise.
1077 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
1082 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1084 PR rtl-optimization/79780
1085 * cprop.c (one_cprop_pass): When second and further conditional trap
1086 in a single basic block is turned into an unconditional trap, turn it
1087 into a deleted note to avoid RTL verification failures.
1089 2017-03-02 Richard Biener <rguenther@suse.de>
1091 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1093 2017-03-02 Richard Biener <rguenther@suse.de>
1095 PR tree-optimization/79345
1097 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1098 param and abort the walk, returning -1 if it is hit.
1099 (walk_aliased_vdefs): Take a limit param and pass it on.
1100 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1101 defaulting to 0 and return a signed int.
1102 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1103 (check_defs): New helper.
1104 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1105 about uninitialized memory.
1106 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1107 bogus uninitialized warning.
1108 (fixed_convert_from_real): Likewise.
1110 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1112 PR tree-optimization/66768
1113 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1114 iv_use if base object can't be determined.
1116 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1118 PR tree-optimization/79345
1119 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1120 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1121 (get_pattern_stats): Initialize it.
1122 * genemit.c (gen_expand): Verify match_scratch numbers come after
1123 match_operand/match_dup numbers.
1124 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1125 match_scratch numbers.
1126 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1128 * config/s390/s390.md (trunctdsd2): Likewise.
1130 2017-03-02 Richard Biener <rguenther@suse.de>
1132 * wide-int.h (wide_int_storage::operator=): Implement in terms
1135 2017-03-02 Richard Biener <rguenther@suse.de>
1137 PR tree-optimization/79777
1138 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1139 the to insert expression to sth existing.
1141 2017-03-01 Martin Sebor <msebor@redhat.com>
1144 * gimple-ssa-sprintf.c
1145 (directive::known_width_and_precision): New function.
1146 (format_integer): Use it.
1147 (get_mpfr_format_length): Consider the full range of precision
1148 when computing %g output with the # flag. Set the likely byte
1149 count to 3 rather than 1 when precision is indeterminate.
1150 (format_floating): Correct the lower bound of precision.
1152 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1154 * doc/invoke.texi: Document default code model for 64-bit Linux.
1156 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1159 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1160 udiv rather than div since input pattern is unsigned.
1162 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.c (print_reg): Warn for values of
1165 unsupported size in integer register.
1167 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1170 * config/rs6000/predicates.md (current_file_function_operand): Do
1171 not allow self calls to be local if the function is replaceable.
1173 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1176 * config/rs6000/altivec.h (vec_ctz and others): Change the
1177 preprocessor macro that controls conditional compilation from
1178 _ARCH_PWR9 to __POWER9_VECTOR__.
1179 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1180 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1181 control (instead of _ARCH_PWR9 control) so that template
1182 definition uses power9-specific function.
1183 (vec_any_eq): Likewise.
1184 (vec_all_ne): Change macro definition to use a power9-specific
1185 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1186 _ARCH_PWR9 control).
1187 (vec_any_eq) Likewise.
1188 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1189 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1190 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1191 support for xvcmpnedp instruction.
1192 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1193 macro expansion so that Power9 implementation of vec_all_ne does
1194 not use the AltiVec predicate framework.
1195 (VCMPNEH_P): Likewise.
1196 (VCMPNEW_P): Likewise.
1197 (VCMPNED_P): Likewise.
1198 (VCMPNEFP_P): Likewise.
1199 (VCMPNEDP_P): Likewise.
1200 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1201 implementation of vec_any_eq to not use AltiVec predicate
1203 (VCMPAEH_P): Likewise.
1204 (VCMPAEW_P): Likewise.
1205 (VCMPAED_P): Likewise.
1206 (VCMPAEFP_P): Likewise.
1207 (VCMPAEDP_P): Likewise.
1208 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1209 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1210 not use the AltiVec predicate framework.
1211 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1212 of vec_any_eq to not use AltiVec predicate framework.
1213 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1214 support for predefined __POWER9_VECTOR__ macro to indicate that
1215 Power9 instruction selection is enabled.
1216 (altivec_overloaded_builtins): Remove extraneous
1217 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1218 function argument types RS6000_BTI_bool_V16QI and
1219 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1220 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1221 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1222 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1223 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1224 Power9 for implementations of vec_cmpne. Change the signature for
1225 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1226 (representing vec_all_ne) to remove the previously described first
1227 argument of type RS6000_BTI_INTSI, as this was an artifact of
1228 reliance on the AltiVec predicate framework, which is no longer
1229 used in the implementation of these functions. Add
1230 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1231 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1232 since, unlike the AltiVec predicate framework implementation, we
1233 do not share function descriptors between vec_alle and vec_anyeq.
1234 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1235 set of modes that receive special treatment even when
1236 TARGET_P9_VECTOR is true. The special treatment emits code that
1237 does not depend on Power9 instructions.
1238 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1239 define_expand to not rely on AltiVec predicate framework.
1240 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1242 (vector_ne_v2di_p): Change this define_expand to not rely on
1243 AltiVec predicate framework.
1244 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1246 (vector_ne_<mode>_p): Change this define_expand to not rely on
1247 AltiVec predicate framework.
1248 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1250 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1251 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1252 define_insn pattern.
1253 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1254 define_insn pattern because the xvcmpne<VSs>. instruction is not
1256 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1257 instruction is not supported.
1259 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1261 * config/nvptx/nvptx.c: Include intl.h.
1263 2017-03-01 Martin Jambor <mjambor@suse.cz>
1266 * ipa-prop.h (ipa_bits): Removed field known.
1267 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1268 to pointers. Adjusted their comments to warn about their sharing.
1269 (ipcp_transformation_summary): Change bits to a vector of pointers.
1270 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1271 (ipa_get_ipa_bits_for_value): Declare.
1272 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1273 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1274 (ipa_bits_hash_table): Likewise.
1275 (ipa_vr_ggc_hash_traits): Likewise.
1276 (ipa_vr_hash_table): Likewise.
1277 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1278 being pointers and vr_known being removed.
1279 (ipa_set_jf_unknown): Likewise.
1280 (ipa_get_ipa_bits_for_value): New function.
1281 (ipa_set_jfunc_bits): Likewise.
1282 (ipa_get_value_range): New overloaded functions.
1283 (ipa_set_jfunc_vr): Likewise.
1284 (ipa_compute_jump_functions_for_edge): Use the above functions to
1285 construct bits and vr parts of jump functions.
1286 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1287 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1289 (ipcp_grow_transformations_if_necessary): Also allocate
1290 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1292 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1293 them. Fix too long lines.
1294 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1295 vr_known being removed.
1296 (ipa_read_jump_function): Use new setter functions to construct bits
1297 and vr parts of jump functions or set them to NULL.
1298 (write_ipcp_transformation_info): Adjust for bits being pointers.
1299 (read_ipcp_transformation_info): Likewise.
1300 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1302 Include gt-ipa-prop.h.
1303 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1305 (ipcp_store_bits_results): Likewise.
1306 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1307 Do not write to existing jump functions but use a temporary instead.
1309 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1312 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1313 attempt to use its first operand as BIT_FIELD_REF base.
1315 2017-03-01 Richard Biener <rguenther@suse.de>
1318 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1319 interpolating formula in wrapping arithmetic.
1320 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1322 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1324 PR tree-optimization/79734
1325 * tree-vect-generic.c (expand_vector_condition): Optimize
1326 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1327 Handle VEC_COND_EXPR where comparison has different inner width from
1330 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1332 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1333 markup, and similar issues. Remove @opindex entries for things
1334 that aren't options. Add missing -mmpy-option entries.
1336 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1338 PR tree-optimization/79737
1339 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1340 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1341 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1342 instead of byte_size. Formatting fix.
1343 (shift_bytes_in_array_right): Formatting fix.
1345 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1348 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1349 condition on optimize for the leaf function test.
1351 2017-02-28 Martin Liska <mliska@suse.cz>
1354 * read-rtl-function.c (function_reader::handle_unknown_directive):
1355 Bail out when one uses -flto.
1357 2017-02-28 Martin Liska <mliska@suse.cz>
1359 * common.opt: Replace space with tabular for options of <number>
1361 * config/i386/i386.opt: Show <number> value for
1362 -mlarge-data-threshold.
1363 * opts.c (print_filtered_help): Do not display number in hexadecimal
1366 2017-02-28 Martin Liska <mliska@suse.cz>
1368 * common.opt: Fix --help=option -Q for options which are of
1371 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.c (print_reg): Error out for values
1374 of 8-bit size in invalid integer register.
1376 2017-02-28 Martin Sebor <msebor@redhat.com>
1378 PR tree-optimization/79691
1379 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1381 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1384 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1385 gcc_unreachable with output_operand_lossage.
1387 2017-02-28 Richard Biener <rguenther@suse.de>
1389 PR tree-optimization/79740
1390 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1392 (visit_nary_op): Insert the nary into the hashtable if we
1393 pattern-matched sth.
1394 * tree-ssa-pre.c (eliminate_insert): Robustify.
1396 2017-02-28 Richard Biener <rguenther@suse.de>
1399 * fold-const.c (decode_field_reference): Reject out-of-bound
1402 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1404 * config/i386/i386.c: Include intl.h.
1405 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1406 instead of just cond ? "..." : "...".
1407 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1408 * coverage.c (read_counts_file): Likewise.
1409 * omp-offload.c: Include intl.h.
1410 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1411 of just cond ? "..." : "...".
1412 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1413 of just cond ? "..." : "...".
1415 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1418 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1420 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1421 'tune for' CPU name.
1422 * config/arm/arm-cpu-data.h: Regenerated.
1424 2017-02-28 Richard Biener <rguenther@suse.de>
1426 PR tree-optimization/79732
1427 * tree-inline.c (expand_call_inline): Do not shadow var.
1429 2017-02-28 Richard Biener <rguenther@suse.de>
1431 PR tree-optimization/79723
1432 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1433 address-space properly.
1435 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1437 * doc/optinfo.texi (Optimization groups): Fix option used for
1439 * doc/invoke.texi (-fopt-info): Document "omp".
1440 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1441 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1442 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1443 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1444 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1446 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1448 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1449 OPTGROUP_OMP with "omp".
1451 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1454 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1455 for arithmetic shift of unsigned V2DI.
1457 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1459 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1460 arc/linux.h headers.
1461 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1462 (LINK_SPEC): Likewise.
1463 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1464 (EXTRA_SPECS): Likewise.
1465 (STARTFILE_SPEC): Likewise.
1466 (ENDFILE_SPEC): Likewise.
1467 (LIB_SPEC): Likewise.
1468 (TARGET_SDATA_DEFAULT): Likewise.
1469 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1470 (MULTILIB_DEFAULTS): Likewise.
1471 (DWARF2_UNWIND_INFO): Likewise.
1472 * config/arc/big.h: New file.
1473 * config/arc/elf.h: Likewise.
1474 * config/arc/linux.h: Likewise.
1475 * config/arc/t-uClibc: Remove.
1477 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1479 PR tree-optimization/77536
1480 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1481 (tree_transform_and_unroll_loop): Use above function to compute the
1482 estimated niter of unrolled loop and use it when scaling profile.
1483 Also use count info rather than frequency if it's non-zero.
1484 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1485 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1486 (vect_transform_loop): Call above function.
1488 2017-02-27 Richard Biener <rguenther@suse.de>
1490 PR tree-optimization/45397
1491 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1492 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1493 (visit_nary_op): Add pattern matching for CSEing sign-changed
1494 or truncated operations with wider ones.
1496 2017-02-27 Richard Biener <rguenther@suse.de>
1498 PR tree-optimization/79690
1499 * tree-vect-stmts.c (vectorizable_store): Use vector type
1500 built from the DR with address-space.
1502 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1504 * doc/invoke.texi (Optimize Options): Refine the description
1505 of asan-use-after-return.
1507 2017-02-25 Alan Modra <amodra@gmail.com>
1509 PR rtl-optimization/79584
1510 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1511 base, not ad->base_term, the reg within base. Remove assertion
1512 that ad->base == ad->base_term. Replace gen_int_mode using
1513 bogus mode with const0_rtx.
1515 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1518 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1519 FMA_EXPR like tcc_binary or tcc_unary.
1521 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1524 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1526 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1527 (output_loc_operands): Handle DW_OP_call_ref and
1528 DW_OP_GNU_variable_value.
1529 (struct variable_value_struct): New type.
1530 (struct variable_value_hasher): Likewise.
1531 (variable_value_hash): New variable.
1532 (string_types): Remove.
1533 (copy_loc_descr): New function.
1534 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1535 (prepend_loc_descr_to_each): New function.
1536 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1537 instead of add_loc_descr_to_each if the first argument is single
1538 location list and the second has multiple.
1539 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1540 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1541 when looking for variable value which doesn't have other location info.
1542 (loc_list_from_tree): Formatting fix.
1543 (gen_array_type_die): Simplify DW_AT_string_length handling.
1544 (adjust_string_types): Remove.
1545 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1546 string_types. Call resolve_variable_values.
1547 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1548 (resolve_addr_in_expr): Likewise. Add A argument.
1549 (copy_deref_exprloc): Remove deref argument. Adjust for the
1550 original expression being DW_OP_GNU_variable_value with optionally
1551 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1552 optionally after it.
1553 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1554 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1555 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1556 (variable_value_hasher::hash, variable_value_hasher::equal): New
1558 (resolve_variable_value_in_expr, resolve_variable_value,
1559 resolve_variable_values, note_variable_value_in_expr,
1560 note_variable_value): New functions.
1561 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1564 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1567 * opts.h (handle_generated_option): Add GENERATED_P argument.
1568 * opts-common.c (handle_option): Adjust function comment.
1569 (handle_generated_option): Add GENERATED_P argument, pass it to
1571 (control_warning_option): Pass false to handle_generated_option
1573 * opts.c (maybe_default_option): Pass true to handle_generated_option
1575 * optc-gen.awk: Likewise.
1577 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1579 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1580 a REG, look at the REG it is a SUBREG of.
1581 (splitter for cmpeqsi_t): Ditto.
1583 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1585 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1586 the special USEs with the pattern of the insn, not the insn itself.
1588 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1591 * doc/invoke.texi: Document -mload-store-pairs.
1593 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1594 Sandra Loosemore <sandra@codesourcery.com>
1596 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1597 argument isn't a CONST_INT.
1598 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1599 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1600 (nios2_validate_compare): Bypass alternate compare logic if *op2
1602 (ldstwm_operation_p): Return false if first_base is not a REG or
1603 if first_offset is not a CONST_INT.
1605 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1607 * config/cris/cris.md: Use correct operand in a define_peephole2.
1609 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1611 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1613 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1615 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1616 this_insn if it is an INSN or JUMP_INSN.
1617 (force_offsettable): Look at base, not at addr.
1618 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1619 on things that aren't necessarily CONST_INTs.
1621 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1623 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1624 -mfpmath=sse is the default also for x86-32 targets with SSE2
1625 instruction set when @option{-ffast-math} is enabled
1627 2017-02-24 Jeff Law <law@redhat.com>
1629 PR rtl-optimizatoin/79286
1630 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1633 2017-02-24 Richard Biener <rguenther@suse.de>
1635 PR tree-optimization/79389
1636 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1639 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1641 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1642 function comment to reflect reality.
1643 (loop_exits_before_overflow): Fix typo in function description.
1645 2017-02-24 Richard Biener <rguenther@suse.de>
1647 PR tree-optimization/79389
1648 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1649 properly that a threading opportunity exists. Detect conditional
1650 copy/constant propagation opportunities.
1652 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1654 * config/visium/visium.md (type): Add trap.
1655 (b): New mode attribute.
1656 (*btst): Rename into...
1657 (*btst<mode>): ...this and adjust.
1658 (*cbranchsi4_btst_insn): Rename into...
1659 (*cbranch<mode>4_btst_insn): ...this and adjust.
1660 (trap): New define_insn.
1662 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/79389
1665 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1666 (noce_reversed_cond_code): New function.
1667 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1668 reversed_comparison_code. Formatting fix.
1669 (noce_try_store_flag): Test rev_cond != NULL in addition to
1670 reversed_comparison_code.
1671 (noce_try_store_flag_constants): Likewise.
1672 (noce_try_store_flag_mask): Likewise.
1673 (noce_try_addcc): Use rev_cond if non-NULL instead of
1674 reversed_comparison_code.
1675 (noce_try_cmove_arith): Likewise. Formatting fixes.
1676 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1677 (noce_find_if_block): Initialize rev_cond.
1678 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1679 instead of false as last argument never attempt to reverse it
1682 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1684 PR tree-optimization/79663
1685 * tree-predcom.c (combine_chains): Process refs in reverse order
1686 only for ZERO length chains, and add explaining comment.
1688 2017-02-23 Jeff Law <law@redhat.com>
1690 PR tree-optimization/79578
1691 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1692 in call to operand_equal_p.
1694 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1697 * config/i386/cpuid.h: Fix another undefined behavior.
1699 2017-02-23 Richard Biener <rguenther@suse.de>
1701 PR tree-optimization/79683
1702 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1703 vector types for data-refs.
1705 2017-02-23 Martin Liska <mliska@suse.cz>
1707 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1709 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1712 * internal-fn.c (get_range_pos_neg): Moved to ...
1713 * tree.c (get_range_pos_neg): ... here. No longer static.
1714 * tree.h (get_range_pos_neg): New prototype.
1715 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1716 are known to be in between 0 and signed maximum inclusive, try to
1717 expand both unsigned and signed divmod and use the cheaper one from
1720 2017-02-22 Jeff Law <law@redhat.com>
1722 PR tree-optimization/79578
1723 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1724 to compare base operands.
1726 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1729 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1730 gpc_reg_operand instead of fpr_reg_operand.
1732 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1734 * config/mips/mips.c (mips_return_in_memory): Force FP
1735 vector types to be returned in memory for o32 ABI.
1737 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1739 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1740 instead of DW_TAG_member for static data member declarations and don't
1741 set no_linkage_name for static inline data members.
1742 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1745 2017-02-22 Martin Liska <mliska@suse.cz>
1747 * doc/invoke.texi: Replace inequality signs with square brackets
1750 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1752 PR tree-optimization/68644
1753 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1755 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1758 * lra-constraints.c (simplify_operand_subreg): Handle
1759 WORD_REGISTER_OPERATIONS targets.
1761 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1764 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1765 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1766 elimination by swapping fld*.
1768 2017-02-22 Richard Biener <rguenther@suse.de>
1770 PR tree-optimization/79673
1771 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1772 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1773 irrelevant address-space qualifiers and avoiding a
1774 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1776 2017-02-22 Richard Biener <rguenther@suse.de>
1778 PR tree-optimization/79666
1779 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1780 to not symbolically negate if that may introduce undefined
1783 2017-02-22 Martin Liska <mliska@suse.cz>
1786 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1787 * data-streamer-out.c (streamer_write_gcov_count_stream):
1789 * value-prof.c (stream_out_histogram_value): Make assert more
1790 precise based on type of counter.
1792 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1796 Use nonimmediate_operand instead of memory_operand for operand 1.
1797 (float-extend standard_x87sse_constant_load splitter): Ditto.
1799 2017-02-21 Jeff Law <law@redhat.com>
1801 PR tree-optimization/79621
1802 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1803 blocks with edges to themselves.
1805 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1808 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1809 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1810 Use gimple_call_builtin_p.
1813 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1814 on temporarily removed DEBUG_INSNs.
1816 PR tree-optimization/79649
1817 * tree-loop-distribution.c (classify_partition): Give up on
1818 non-generic address space loads/stores.
1820 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1822 * doc/loop.texi (Loop manipulation): Remove nonexistent
1823 tree_ssa_loop_version from the documentation.
1824 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1826 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1829 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1830 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1831 * config/rs6000/rs6000.c: Include except.h.
1832 (rs6000_expand_split_stack_prologue): Call
1833 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1835 2017-02-21 Martin Jambor <mjambor@suse.cz>
1838 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1841 2017-02-21 Martin Jambor <mjambor@suse.cz>
1843 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1844 for backward compatibility only.
1845 * doc/invoke.texi (Option Summary): Remove all references to
1848 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1852 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1854 * lra-constraints.c (curr_insn_transform): Handle
1855 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1857 2017-02-21 Martin Liska <mliska@suse.cz>
1859 * config/i386/i386.opt: Replace -masm-dialect with -masm.
1861 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
1863 PR translation/79638
1864 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1866 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
1869 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1870 (arm_function_ok_for_sibcall): Return false for an indirect call by
1871 descriptor if all the argument registers are used.
1872 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1873 alignment of the function.
1875 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1877 PR tree-optimization/61441
1878 * simplify-rtx.c (simplify_const_unary_operation): For
1879 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1880 the sNaN unmodified.
1882 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1884 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1885 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1886 instead of SYSTEM_HEADER_DIR.
1888 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
1889 Martin Liška <mliska@suse.cz>
1891 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1892 Fix typos and grammar, use active voice, and clarify.
1894 2017-02-20 Marek Polacek <polacek@redhat.com>
1897 * gimplify.c (gimplify_expr): Handle unused *&&L;.
1900 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1902 2017-02-20 Jakub Jelinek <jakub@redhat.com>
1905 * config/i386/i386.c (ix86_expand_builtin): Handle
1906 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1907 ix86_builtins_isa[fcode].isa as a requirement of those
1908 flags and any other flag in the bitmask.
1909 (ix86_init_mmx_sse_builtins): Use 0 instead of
1910 ~OPTION_MASK_ISA_64BIT as mask.
1911 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1912 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1913 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1914 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1916 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1919 * lra-constraints.c (split_reg): Check requested split mode
1920 is supported by the register.
1922 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1924 * lra-constraints.c (simplify_operand_subreg): Remove early
1927 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1930 * lra-constraints.c (curr_insn_transform): Tighten condition
1931 for converting SUBREG reloads from OP_OUT to OP_INOUT.
1933 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1936 * lra-constraints.c (curr_insn_transform): Handle
1937 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1939 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
1942 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1944 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1946 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
1949 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1952 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1954 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1957 2017-02-18 Jakub Jelinek <jakub@redhat.com>
1959 * final.c (last_columnnum, override_columnnum): New variables.
1960 (final_start_function): Set last_columnnum, pass it to begin_prologue
1961 hook and pass 0 to dwarf2out_begin_prologue.
1962 (final_scan_insn): Update override_columnnum. Pass last_columnnum
1963 to source_line debug hook.
1964 (notice_source_line): Compute last_columnnum and for debug_column_info
1965 return true on column changes.
1966 * debug.h (struct gcc_debug_hooks): Add column argument to
1967 source_line and begin_prologue hooks.
1968 (debug_nothing_int_charstar_int_bool): Remove prototype.
1969 (debug_nothing_int_int_charstar,
1970 debug_nothing_int_int_charstar_int_bool): New prototypes.
1971 (dwarf2out_begin_prologue): Add column argument.
1972 * debug.c (do_nothing_debug_hooks): Adjust source_line and
1973 begin_prologue hooks.
1974 (debug_nothing_int_charstar_int_bool): Remove.
1975 (debug_nothing_int_int_charstar,
1976 debug_nothing_int_int_charstar_int_bool): New functions.
1977 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1978 through to dwarf2out_source_line.
1979 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
1980 (dwarf2out_source_line): Add column argument, emit it if requested.
1981 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
1983 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1984 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1985 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
1986 through to dwarf2out_begin_prologue.
1987 (vmsdbgout_source_line): Add column argument, pass it through to
1988 dwarf2out_source_line.
1989 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
1990 dbxout_source_line caller.
1991 (dbxout_source_line): Add column argument.
1993 * common.opt (gno-column-info, gcolumn-info): New options.
1994 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
1995 (check_die): Also test for multiple DW_AT_decl_column attributes.
1996 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
1997 DW_AT_decl_column if requested.
1998 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
2000 (gen_variable_die): Likewise.
2001 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
2002 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
2005 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
2006 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
2007 (ix86_handle_option): Handle OPT_m3dnowa.
2008 * doc/invoke.texi (-m3dnowa): Document.
2009 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
2010 -m3dnowa instead of -m3dnow -march=athlon.
2013 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
2014 instead of gcc_assert for K, r and R code checks. Formatting fixes.
2016 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2019 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
2020 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
2021 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
2022 generator for vsx_xxpermdi_<mode>_be.
2023 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
2024 force big-endian semantics.
2025 (vsx_xxpermdi_<mode>_be): New define_expand with same
2026 implementation as previous version of vsx_xxpermdi_<mode>.
2028 2017-02-17 Jakub Jelinek <jakub@redhat.com>
2030 PR tree-optimization/79327
2031 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
2032 variable, its initialization and use.
2034 2017-02-17 Julia Koval <julia.koval@intel.com>
2036 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
2037 (OPTION_MASK_ISA_PKU_UNSET): New.
2038 (ix86_handle_option): Handle -mrdpid.
2039 * config/i386/cpuid.h (bit_RDPID): New.
2040 * config/i386/driver-i386.c (host_detect_local_cpu):
2041 Detect RDPID feature.
2042 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
2043 * config/i386/i386-c.c (ix86_target_macros_internal):
2045 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
2046 (ix86_valid_target_attribute_inner_p): Add "rdpid".
2047 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
2048 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
2049 * config/i386/i386.md (define_insn "rdpid"): New.
2050 * config/i386/i386.opt Add -mrdpid.
2051 * config/i386/immintrin.h (_rdpid_u32): New.
2053 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
2055 PR rtl-optimization/79541
2056 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
2057 instead of transforming it into USE.
2059 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
2061 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
2062 If HONOR_SNANS (SFmode) force the input to a register.
2063 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
2064 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
2065 an frsp or similar insn.
2067 2017-02-17 Martin Liska <mliska@suse.cz>
2069 PR rtl-optimization/79577
2070 * params.def (selsched-max-sched-times): Increase minimum to 1.
2072 2017-02-17 Martin Liska <mliska@suse.cz>
2074 PR rtl-optimization/79574
2075 * gcse.c (want_to_gcse_p): Prevent integer overflow.
2077 2017-02-17 Martin Liska <mliska@suse.cz>
2079 PR tree-optimization/79529
2080 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
2081 ssa_defined_default_def_p to handle cases which are implicitly
2083 * tree-ssa.c (ssa_defined_default_def_p): New function.
2084 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
2085 which are implicitly defined.
2086 * tree-ssa.h (ssa_defined_default_def_p): Declare.
2088 2017-02-17 Richard Biener <rguenther@suse.de>
2091 * params.def (max-ssa-name-query-depth): Limit to 10.
2093 2017-02-17 Richard Biener <rguenther@suse.de>
2095 PR tree-optimization/79552
2096 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2099 2017-02-17 Richard Biener <rguenther@suse.de>
2102 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2104 2017-02-17 Marek Polacek <polacek@redhat.com>
2107 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2108 (fold_negate_expr): New wrapper.
2110 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2112 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2113 Correct terminology and de-emphasize pre-standard behavior.
2115 2017-02-16 Alan Modra <amodra@gmail.com>
2117 PR rtl-optimization/79286
2118 * ira.c (def_dominates_uses): New function.
2119 (update_equiv_regs): Don't create an equivalence for insns that
2120 may trap where the register def does not dominate the use.
2122 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2124 PR rtl-optimization/78127
2125 * lra.c (lra): Call lra_eliminate before finish the loop after
2128 2017-02-16 Richard Biener <rguenther@suse.de>
2130 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2132 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2133 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2134 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2135 (isl_val_int_from_wi): New function.
2136 (extract_affine_gmp): Rename to ...
2137 (extract_affine_wi): ... this, take a widest_int.
2138 (extract_affine_int): Just wrap extract_affine_wi.
2139 (add_param_constraints): Use isl_val_int_from_wi.
2140 (add_loop_constraints): Likewise, and extract_affine_wi.
2142 2017-02-15 Jeff Law <law@redhat.com>
2145 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2146 ira_init_register_move_cost_if_necessary.
2148 2017-02-15 Martin Sebor <msebor@redhat.com>
2151 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2152 removed in a prior commit.
2154 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2156 PR tree-optimization/79347
2157 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2158 counters during peeling.
2160 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2162 * Makefile.in (site.exp): Remove "set ISLVER".
2164 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2167 * real.c (real_from_integer): Call real_convert even for decimal.
2169 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2172 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2174 2017-02-14 Andrew Pinski <apinski@cavium.com>
2176 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2177 cores and change the partno/implementer to be correct.
2178 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2179 the 'B" as the implementer.
2180 * config/aarch64/aarch64-tune.md: Regenerate.
2182 2017-02-14 Carl Love <cel@us.ibm.com>
2184 * config/rs6000/rs6000.c: Add case statement entry to make the
2185 xvcvuxdsp built-in argument unsigned.
2186 * config/rs6000/vsx.md: Fix the source and return operand types so they
2187 match the instruction definitions from the ISA document. Fix typo
2188 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2191 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2194 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2195 member early_clobber_alts.
2196 * lra-lives.c (reg_early_clobber_p): New.
2197 (process_bb_lives): Use it.
2198 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2199 (debug_operand_data): Initialize early_clobber_alts.
2200 (setup_operand_alternative): Set up early_clobber_alts.
2201 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2202 alternatives to new_insn_reg.
2203 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2205 (lra_update_insn_regno_info): Pass the new arg.
2207 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2210 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2211 (new_oacc_loop_raw): Don't clear already cleared fields.
2214 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2215 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2216 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2218 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2223 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2226 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2227 the extra instruction to the right place to store 128-bit constant
2230 2017-02-14 Martin Sebor <msebor@redhat.com>
2233 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2234 warning for strings of unknown length.
2236 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2238 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2240 2017-02-14 Jeff Law <law@redhat.com>
2243 * ira-costs.c (scan_one_insn): Initialize register move costs
2244 for pseudos seen in USE/CLOBBER insns.
2246 PR tree-optimization/79095
2247 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2248 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2249 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2250 if the operands are known to be not equal, then the resulting range
2252 (intersect_ranges): If the new range is ~[0,0] and the old range is
2253 wide, then prefer ~[0,0].
2254 * tree-vrp.c (overflow_comparison_p_1): New function.
2255 (overflow_comparison_p): New function.
2256 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2257 if NAME is used in an overflow test.
2258 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2259 overflow check that can be expressed as an equality test, then adjust
2260 ops to be that equality test.
2262 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2264 * config/s390/s390-builtin-types.def: Remove flags argument.
2265 * config/s390/s390.c (s390_init_builtins): Likewise.
2267 2017-02-14 Martin Liska <mliska@suse.cz>
2269 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2270 vector. Fix trailing white spaces.
2272 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2274 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2277 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2279 PR rtl-optimization/68664
2280 * config/arm/arm.c (arm_sched_can_speculate_insn):
2281 New function. Declare prototype.
2282 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2284 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2286 PR rtl-optimization/68664
2287 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2289 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2291 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2293 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2294 max skip bytes for function, loop and jump.
2296 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2298 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2299 ABS_EXPR for gimple dump.
2301 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2304 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2306 PR tree-optimization/79408
2307 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2308 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2309 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2310 also if rhs1 is INTEGER_CST.
2312 2017-02-14 Richard Biener <rguenther@suse.de>
2315 * tree-into-ssa.c (insert_phi_nodes): When the function can
2316 have abnormal edges rewrite SSA names with broken use-def
2317 dominance out of SSA and register them for PHI insertion.
2319 2017-02-13 Martin Sebor <msebor@redhat.com>
2322 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2323 clearing info.nowrite flag when snprintf size argument is a range.
2325 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2327 * cprop.c (cprop_jump): Add missing space in string literal.
2328 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2329 (get_constraint_for_component_ref): Likewise.
2330 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2331 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2332 * lra-constraints.c (process_alt_operands): Likewise.
2333 * ipa-inline.c (inline_small_functions): Likewise.
2334 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2335 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2336 * trans-mem.c (diagnose_tm_1_op): Likewise.
2337 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2338 (grid_parallel_clauses_gridifiable): Likewise.
2340 * config/nvptx/mkoffload.c (process): Add space in between
2343 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2344 "MOD4_SSE_REGS" and "ALL_REGS".
2346 * spellcheck.c (test_data): Add , in between "foo" and "food".
2348 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2351 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2352 boundary crossing check and subsequent code generation agree.
2354 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2356 * config/aarch64/aarch64.c (has_memory_op): Delete.
2357 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2360 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2362 PR rtl-optimization/79388
2363 PR rtl-optimization/79450
2364 * combine.c (distribute_notes): When removing TEM_INSN for which
2365 corresponding dest has last value recorded, invalidate that last
2368 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2370 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2371 of explicit '@'. Add missing assembly comment marker on branch costs
2374 2017-02-13 Nathan Sidwell <nathan@acm.org>
2376 * gengtype-lex.l (<in_struct>): Add '/'.
2378 2017-02-13 Martin Liska <mliska@suse.cz>
2381 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2383 2017-02-13 Richard Biener <rguenther@suse.de>
2385 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2387 * configure: Re-generate.
2388 * config.in: Likewise.
2389 * graphite-dependences.c: Simplify as if
2390 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2391 * graphite-isl-ast-to-gimple.c: Likewise.
2392 * graphite-optimize-isl.c: Likewise.
2393 * graphite-poly.c: Likewise.
2394 * graphite-sese-to-poly.c: Likewise.
2395 * graphite.h: Likewise.
2396 * toplev.c: Include isl/version.h and use isl_version () for
2397 printing the ISL version.
2398 * doc/install.texi: Update ISL requirement.
2400 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2402 * doc/standards.texi (Standards): Update reference to
2405 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2407 * doc/extend.texi (Named Address Spaces): sourceware.org now
2409 * doc/install.texi (Binaries): Ditto.
2412 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2414 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2415 standard terminology "stringize"/"stringizing" throughout.
2416 * doc/cppinternals.texi: Likewise.
2418 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2420 * doc/extend.texi: Fix some spelling mistakes and typos.
2421 * doc/invoke.texi: Likewise.
2423 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2426 * params.def (inline-min-speedup) Change from 10 to 8.
2428 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2430 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2433 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2436 * ipa-inline-analysis.c (get_minimal_bb): New function.
2437 (record_modified): Use it.
2438 (remap_edge_change_prob): Handle also ancestor functions.
2440 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2442 * doc/contrib.texi (Contributors): Remove broken link into
2443 the Mauve CVS repository.
2445 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2448 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2449 result computation whenever lhs doesn't have vector mode, not
2450 just when it has BLKmode.
2452 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2454 * doc/makefile.texi (profiledbootstrap): Refer to the
2455 installation instructions only in textual form.
2457 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2460 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2462 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2464 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2465 (Specific): Update mingw-w64 reference.
2467 (Specific): Remove broken link to Renesas RX processor.
2469 2017-02-10 Richard Biener <rguenther@suse.de>
2471 * toplev.c (process_options): Do not mention obsolete graphite
2472 options when printing sorry message about missing graphite support.
2473 Mention -floop-nest-optimize.
2475 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2477 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2478 (vtst_p16): Likewise.
2479 (vtstq_p8): Likewise.
2480 (vtstq_p16): Likewise.
2482 (vtstq_p64): Likewise.
2483 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2484 (vset_lane_p64): New.
2485 (vsetq_lane_p64): New.
2487 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2489 PR tree-optimization/79411
2490 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2491 stmt operands are SSA_NAMEs used in abnormal phis.
2492 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2495 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2498 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2501 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2503 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2505 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2507 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2511 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2512 not arbitrary TREE_CONSTANT.
2515 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2516 "omp declare target link" attribute unless is_global_var.
2517 * omp-offload.c (find_link_var_op): Likewise.
2519 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2520 Chung-Lin Tang <cltang@codesourcery.com>
2522 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2524 (gimplify_adjust_omp_clauses): Don't delete TILE.
2525 (gimplify_omp_for): Deal with TILE.
2526 * internal-fn.c (expand_GOACC_TILE): New function.
2527 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2529 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2530 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2532 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2533 avoid DIV for outermost collapse var.
2534 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2535 Remove out of date comments, fix whitespace.
2536 * omp-general.c (omp_extract_for_data): Deal with tiling.
2537 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2538 adjust OLF_DIM_BASE value.
2539 (struct omp_for_data): Add tiling field.
2540 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2541 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2542 for auto loops. Remove default auto determining, moved to
2543 oacc_loop_fixed_partitions.
2544 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2545 stmts, add e_mask field.
2546 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2547 (oacc_thread_numbers): Use oacc_dim_call.
2548 (oacc_xform_tile): New.
2549 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2550 (finish_oacc_loop): Adjust for ifns vector.
2551 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2552 add case for GOACC_TILE fns.
2553 (oacc_loop_xform_loop): Delete.
2554 (oacc_loop_process): Iterate over call list directly, and add
2555 handling for GOACC_TILE fns.
2556 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2558 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2559 vector partitioning to outer loops. Assign 2 partitions to loops
2560 when available. Add TILE handling.
2561 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2562 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2563 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2564 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2565 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2567 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2569 * configure.ac (ACX_BUGURL): Update.
2570 * configure: Regenerate.
2572 2017-02-09 Richard Biener <rguenther@suse.de>
2574 PR tree-optimization/69823
2575 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2576 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2578 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2580 * config/arc/arc-c.def: Add __NPS400__ definition.
2581 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2582 (TARGET_NPS400): Define.
2584 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2586 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2588 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2590 (arc_cpu_types): Fill the arch_info field with a pointer into the
2591 arc_arch_types table.
2592 (arc_selected_cpu): Declare.
2593 * config/arc/arc.c (arc_selected_cpu): Make global.
2594 (arc_selected_arch): Delete.
2595 (arc_base_cpu): Delete.
2596 (arc_override_options): Remove references to deleted variables,
2597 update access to arch information.
2598 (ARC_OPT): Update access to arch information.
2599 (ARC_OPTX): Likewise.
2600 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2601 (TARGET_ARC600): Update access to arch information.
2602 (TARGET_ARC601): Likewise.
2603 (TARGET_ARC700): Likewise.
2604 (TARGET_EM): Likewise.
2605 (TARGET_HS): Likewise.
2606 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2609 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2612 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2613 condition/operands for integer GE/LE/GEU/LEU operations.
2615 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2617 PR translation/79397
2618 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2621 2017-02-08 Martin Jambor <mjambor@suse.cz>
2624 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2625 whether allocation happened.
2626 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2627 nothing was allocated.
2629 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2631 PR tree-optimization/79408
2632 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2633 constant, but SSA_NAME with a known integer range, use the minimum
2634 of that range instead of op1 to determine if modulo can be replaced
2635 with its first operand.
2637 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2639 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2641 2017-02-08 Richard Biener <rguenther@suse.de>
2643 PR tree-optimization/71824
2644 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2645 Check all loops contained in the merged region.
2647 2017-02-07 Andrew Pinski <apinski@cavium.com>
2649 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2651 2017-02-07 Andrew Pinski <apinski@cavium.com>
2653 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2654 (thunderxt88): Likewise.
2655 (thunderxt81): Disable LSE and change v8.1 to v8.
2656 (thunderxt83): Likewise.
2658 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2659 Richard Biener <rguenther@suse.de>
2662 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2663 type from int to size_t.
2664 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2666 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2668 PR rtl-optimization/79386
2669 * cprop.c (bypass_conditional_jumps): Initialize
2670 bypass_last_basic_block already before splitting bbs after
2671 unconditional traps...
2672 (bypass_conditional_jumps): ... rather than here.
2675 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2676 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2677 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2678 fix -masm=intel patterns.
2680 2017-02-07 Richard Biener <rguenther@suse.de>
2682 PR tree-optimization/79256
2684 * builtins.c (get_object_alignment_2): Use min_align_of_type
2685 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2686 and ADJUST_FIELD_ALIGN.
2688 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2690 * doc/tm.texi: Regenerate.
2691 * stor-layout.c (layout_decl): Adjust.
2692 (update_alignment_for_field): Likewise.
2693 (place_field): Likewise.
2694 (min_align_of_type): Likewise.
2695 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2696 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2697 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2698 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2699 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2700 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2701 * config/i386/i386.c (x86_field_alignment): Likewise.
2702 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2703 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2704 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2705 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2706 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2707 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2711 2017-01-30 Richard Biener <rguenther@suse.de>
2713 PR tree-optimization/79256
2714 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2715 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2718 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2720 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2721 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2722 builtins to SImode and emit a zero-extend, if necessary.
2724 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2726 * docs/invoke.texi (RISC-V Options): Alphabetize.
2728 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2730 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2733 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2735 * config/riscv/riscv.c: New file.
2736 * gcc/common/config/riscv/riscv-common.c: Likewise.
2737 * config.gcc: Likewise.
2738 * config/riscv/constraints.md: Likewise.
2739 * config/riscv/elf.h: Likewise.
2740 * config/riscv/generic.md: Likewise.
2741 * config/riscv/linux.h: Likewise.
2742 * config/riscv/multilib-generator: Likewise.
2743 * config/riscv/peephole.md: Likewise.
2744 * config/riscv/pic.md: Likewise.
2745 * config/riscv/predicates.md: Likewise.
2746 * config/riscv/riscv-builtins.c: Likewise.
2747 * config/riscv/riscv-c.c: Likewise.
2748 * config/riscv/riscv-ftypes.def: Likewise.
2749 * config/riscv/riscv-modes.def: Likewise.
2750 * config/riscv/riscv-opts.h: Likewise.
2751 * config/riscv/riscv-protos.h: Likewise.
2752 * config/riscv/riscv.h: Likewise.
2753 * config/riscv/riscv.md: Likewise.
2754 * config/riscv/riscv.opt: Likewise.
2755 * config/riscv/sync.md: Likewise.
2756 * config/riscv/t-elf-multilib: Likewise.
2757 * config/riscv/t-linux: Likewise.
2758 * config/riscv/t-linux-multilib: Likewise.
2759 * config/riscv/t-riscv: Likewise.
2760 * configure.ac: Likewise.
2761 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2762 Waterman as RISC-V maintainers.
2763 * doc/install.texi: Add RISC-V entries.
2764 * doc/invoke.texi: Add RISC-V options section.
2765 * doc/md.texi: Add RISC-V constraints section.
2766 * configure: Regenerated.
2768 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2771 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2772 false values to be constant vectors with all 0 or all 1 bits set.
2773 (vcondu<mode><mode>): Likewise.
2774 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2776 (fpmask_comparison_operator): Update comment.
2777 (vecint_comparison_operator): New predicate.
2778 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2779 vector conditionals when the true and false values are constant
2780 vectors with all 0 bits or all 1 bits set.
2782 2017-02-06 Martin Sebor <msebor@redhat.com>
2784 PR tree-optimization/79376
2785 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2787 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2790 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2791 to simplify split condition.
2793 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2795 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2796 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2799 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2801 PR rtl-optimization/68664
2802 * target.def (can_speculate_insn): New hook.
2803 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2804 * doc/tm.texi: Regenerate.
2805 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2806 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2807 (rs6000_sched_can_speculate_insn): New function.
2809 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2811 PR tree-optimization/79284
2812 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2813 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2814 vectorizable_mask_load_store, vectorizable_operation,
2815 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2816 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2817 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2818 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2819 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2820 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2821 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2822 is_gimple_assign (stmt). Replace another such test with
2823 is_gimple_assign (stmt).
2825 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2828 * config/avr/avr.c (rtl-iter.h): Include it.
2829 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2830 (avr_legitimate_combined_insn): ...and implementation.
2832 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2834 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2835 * config/s390/s390.c (s390_const_operand_ok)
2836 (s390_canonicalize_comparison, s390_extract_part)
2837 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2838 (s390_contiguous_bitmask_p, s390_rtx_costs)
2839 (legitimize_pic_address): Likewise.
2840 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2841 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2842 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2843 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2844 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2846 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2848 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2849 REGNO($0) == REGNO($1).
2851 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2853 * config/s390/linux.h(SIZE_TYPE): Add comment.
2855 2017-02-06 Julian Brown <julian@codesourcery.com>
2856 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2857 Virendra Pathak <virendra.pathak@broadcom.com>
2859 * config/aarch64/aarch64-cores.def: Change the scheduler
2861 * config/aarch64/aarch64.md: Include thunderx2t99.md.
2862 * config/aarch64/thunderx2t99.md: New file.
2864 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2866 * doc/standards.texi (Go Language): Update link to language
2869 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2871 * tree-eh.c (lower_resx): Sanitize profile.
2872 (cleanup_empty_eh_move_lp): Likewise.
2874 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2877 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2879 * cfgloopmanip.h (loop_version): Update prototype.
2880 * modulo-sched.c (sms_schedule): Update call of loop_version.
2881 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2882 * tree-parloops.c (gen_parallel_loop): Likewise.
2883 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2884 * tree-ssa-loop-split.c (split_loop): Likewise.
2885 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2886 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2888 2017-02-05 Martin Liska <mliska@suse.cz>
2891 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2893 (print_operand_address): Initialize a struct to zero.
2895 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2897 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2898 garbage collector only in textual form.
2900 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2902 * doc/extend.texi (x86 specific memory model extensions for
2903 transactional memory): Simplify a phrase.
2905 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
2908 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2909 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2910 (atomic_storedi_1): Likewise.
2912 2017-02-04 Jakub Jelinek <jakub@redhat.com>
2914 PR tree-optimization/79338
2915 * tree-parloops.c (gather_scalar_reductions): Don't call
2916 vect_analyze_loop_form for loop->inner before destroying loop's
2919 2017-02-03 Martin Sebor <msebor@redhat.com>
2921 PR tree-optimization/79327
2922 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2923 when precision has resulted in leading zeros.
2924 (format_integer): Adjust the likely counter to assume an unknown
2925 argument that may be zero is non-zero.
2927 2017-02-03 Jason Merrill <jason@redhat.com>
2930 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2931 avoid copying non-taken branch.
2933 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2935 PR tree-optimization/79340
2936 * tree-vect-loop.c (vectorizable_reduction): Release
2937 vec_defs elements after safe_splicing them into other vectors.
2940 PR tree-optimization/79327
2941 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2942 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2944 (format_integer): Use wide_int_to_tree instead of build_int_cst
2945 + to_?hwi. If argmin is NULL, just set argmin and argmax to
2946 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
2947 of shortest and longest sequence.
2949 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
2951 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2952 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2954 2017-02-03 Walter Lee <walt@tilera.com>
2957 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2958 after initial stackframe link reg save.
2959 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2961 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2964 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2965 wu for stxssp alternative.
2967 2017-02-03 Martin Sebor <msebor@redhat.com>
2969 PR tree-optimization/79352
2970 * gimple-fold.c (get_range_strlen): Add argument.
2971 (get_range_strlen): Change return type to bool.
2972 (get_maxval_strlen): Pass in a dummy argument.
2973 * gimple-fold.h (get_range_strlen): Change return type to bool.
2974 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2975 * tree.h (array_at_struct_end_p): Add argument.
2976 * tree.c (array_at_struct_end_p): Handle it.
2978 2017-02-03 Martin Liska <mliska@suse.cz>
2981 * multiple_target.c (create_dispatcher_calls): Redirect edge
2982 from a caller of a dispatcher.
2983 (expand_target_clones): Make the clones local.
2984 (ipa_target_clone): Do both target clones and resolvers.
2985 (ipa_dispatcher_calls): Remove the pass.
2986 (pass_dispatcher_calls::gate): Likewise.
2987 (make_pass_dispatcher_calls): Likewise.
2988 * passes.def (pass_target_clone): Put as very first IPA early
2991 2017-02-03 Martin Liska <mliska@suse.cz>
2993 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
2994 in case of a function with ifunc attribute.
2996 2017-02-03 Martin Liska <mliska@suse.cz>
2998 * cgraph.c (cgraph_node::dump): Dump function version info.
2999 * symtab.c (symtab_node::dump_base): Add missing new line.
3001 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3003 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
3004 (ifcombine_ifandif): Use it.
3006 2017-02-03 Martin Liska <mliska@suse.cz>
3008 * doc/invoke.texi: Document default value for
3009 use-after-scope-direct-emission-threshold.
3011 2017-02-03 Martin Liska <mliska@suse.cz>
3013 PR tree-optimization/79339
3014 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
3015 (format_floating): Likewise.
3017 2017-02-03 Martin Liska <mliska@suse.cz>
3020 * ipa-prop.c (ipa_node_params_t::insert): Remove current
3022 (ipa_node_params_t::remove): Likewise.
3023 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
3024 initialization from removed ipa_node_params_t::insert.
3025 (ipa_node_params::~ipa_node_params): Move from removed
3026 ipa_node_params_t::release.
3027 * symbol-summary.h (symbol_summary::m_released): New member.
3028 Do not release a summary twice. Do not allow to call finalizer
3029 for types of a summary that live in GGC memory.
3031 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3033 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
3036 2017-02-02 Martin Sebor <msebor@redhat.com>
3039 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
3040 (format_string): Tighten up the range of output for non-constant
3041 strings and correct the expected range for wide non-constant strings.
3043 2017-02-02 Martin Sebor <msebor@redhat.com>
3045 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
3048 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
3050 (-fdump-tree-@var): Add to index and document how to come up
3051 with pass-specific option and dump file names.
3052 (-fdump-passes): Clarify where to look for output.
3054 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
3057 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
3058 statistics of the analyzed path; allow threading for speed when
3059 any of BBs along the path are optimized for speed.
3061 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
3064 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
3065 settings of the virtual registers.
3068 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3070 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3071 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3074 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3076 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
3077 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
3079 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3081 * config/s390/s390.md: Add missing comments with the expanded
3083 * config/s390/vector.md: Likewise.
3084 * config/s390/vx-builtins.md: Likewise.
3086 2017-02-02 Jakub Jelinek <jakub@redhat.com>
3089 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
3090 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
3091 conditions on a single line.
3093 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3095 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3096 __S390_VX__ to __VX__.
3098 2017-02-01 Andrew Pinski <apinski@cavium.com>
3100 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3101 stmt_info to record_stmt_cost.
3102 (vect_get_known_peeling_cost): Pass stmt_info if known to
3104 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3105 cpu_vector_cost field into
3106 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3107 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3108 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3109 splitting of scalar_stmt_cost and vec_stmt_cost.
3110 (thunderx_vector_cost): Likewise.
3111 (cortexa57_vector_cost): LIkewise.
3112 (exynosm1_vector_cost): Likewise.
3113 (xgene1_vector_cost): Likewise.
3114 (thunderx2t99_vector_cost): Improve after the splitting of the two
3116 (aarch64_builtin_vectorization_cost): Update for the splitting of
3117 scalar_stmt_cost and vec_stmt_cost.
3119 2017-02-01 Torvald Riegel <triegel@redhat.com>
3120 Richard Henderson <rth@redhat.com>
3122 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3123 conditional on existance of a fast atomic load.
3124 * optabs-query.c (can_atomic_load_p): New function.
3125 * optabs-query.h (can_atomic_load_p): Declare it.
3126 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3127 no fast atomic load is available for the particular size of access.
3128 (expand_atomic_compare_and_swap): Likewise.
3129 (expand_atomic_load): Likewise.
3130 (expand_atomic_store): Likewise.
3131 (expand_atomic_fetch_op): Likewise.
3132 * testsuite/lib/target-supports.exp
3133 (check_effective_target_sync_int_128): Remove x86 because it provides
3134 no fast atomic load.
3135 (check_effective_target_sync_int_128_runtime): Likewise.
3137 2017-02-01 Richard Biener <rguenther@suse.de>
3139 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3140 (graphite_transform_loops): Provide opt-info for optimized nests.
3141 * tree-parloop.c (parallelize_loops): Provide opt-info for
3144 2017-02-01 Richard Biener <rguenther@suse.de>
3147 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3150 2017-02-01 Richard Biener <rguenther@suse.de>
3152 PR tree-optimization/71824
3153 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3154 Verify the loops are valid in the merged SESE region.
3155 (scop_detection::can_represent_loop_1): Check analyzing the
3156 evolution of the number of iterations in the region succeeds.
3158 2017-01-31 Ian Lance Taylor <iant@golang.org>
3160 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3161 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3163 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3165 PR preprocessor/79210
3166 * input.c (get_substring_ranges_for_loc): Replace line_width
3167 assertion with error-handling.
3169 2017-01-31 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/77318
3172 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3173 (create_pw_aff_from_tree): Take loop parameter.
3174 (add_condition_to_pbb): Pass loop of the condition to
3175 create_pw_aff_from_tree.
3177 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3179 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3180 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3182 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3186 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3188 (convert_int_to_float128): Likewise.
3189 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3190 (convert_int_to_float128): Likewise.
3191 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3192 (UNSPEC_IEEE128_CONVERT): Likewise.
3193 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3194 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3195 Use local variables for IBM extended format.
3196 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3197 (fix_trunc<mode>si2_fprs): Likewise.
3198 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3199 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3200 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3201 to know that we can now have integers of all sizes in vector
3203 (fix<uns>_<mode>di2_hw): Likewise.
3204 (float<uns>_<mode>si2_hw): Likewise.
3205 (fix_<mode>si2_hw): Likewise.
3206 (fixuns_<mode>si2_hw): Likewise.
3207 (float<uns>_<mode>di2_hw): Likewise.
3208 (float_<mode>di2_hw): Likewise.
3209 (float_<mode>si2_hw): Likewise.
3210 (floatuns_<mode>di2_hw): Likewise.
3211 (floatuns_<mode>si2_hw): Likewise.
3212 (xscvqp<su>wz_<mode>): Delete, no longer used.
3213 (xscvqp<su>dz_<mode>): Likewise.
3214 (xscv<su>dqp_<mode>): Likewise.
3215 (ieee128_mfvsrd_64bit): Likewise.
3216 (ieee128_mfvsrd_32bit): Likewise.
3217 (ieee128_mfvsrwz): Likewise.
3218 (ieee128_mtvsrw): Likewise.
3219 (ieee128_mtvsrd_64bit): Likewise.
3220 (ieee128_mtvsrd_32bit): Likewise.
3222 2017-01-31 Martin Liska <mliska@suse.cz>
3225 * ipa-prop.c (ipa_free_all_node_params): Call release method
3226 instead of ~sumbol_summary to not to trigger double times
3229 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3231 PR tree-optimization/71691
3232 * bitmap.h (class auto_bitmap): New.
3233 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3234 is_maybe_undefined instead of ssa_undefined_value_p.
3236 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3238 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3239 __S390_ARCH_LEVEL__ to __ARCH__.
3241 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3243 PR tree-optimization/79267
3244 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3245 if should_remove_lhs_p is true.
3247 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3250 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3251 (add_alignment_attribute): New.
3252 (base_type_die): Add alignment attribute.
3253 (subrange_type_die): Likewise.
3254 (modified_type_die): Likewise.
3255 (gen_array_type_die): Likewise.
3256 (gen_descr_array_type_die: Likewise.
3257 (gen_enumeration_type_die): Likewise.
3258 (gen_subprogram_die): Likewise.
3259 (gen_variable_die): Likewise.
3260 (gen_field_die): Likewise.
3261 (gen_ptr_to_mbr_type_die): Likewise.
3262 (gen_struct_or_union_type_die): Likewise.
3263 (gen_subroutine_type_die): Likewise.
3264 (gen_typedef_die): Likewise.
3265 (base_type_cmp): Compare alignment attribute.
3267 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3270 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3271 (setb_unsigned) New pattern for setb with CCUNS.
3272 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3273 subfc./subfe sequence to avoid overflow problems. Generate a
3274 shorter sequence with cmpld/setb for power9.
3275 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3276 for generating subfc. instruction.
3277 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3278 now uses this instruction.
3280 2017-01-30 Ian Lance Taylor <iant@google.com>
3283 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3284 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3286 2017-01-30 Martin Sebor <msebor@redhat.com>
3288 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3289 Move constant to the right of a relational operator.
3290 (get_mpfr_format_length, format_character, format_string): Ditto.
3291 (should_warn_p, maybe_warn): Same.
3293 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3295 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3298 * asan.c (get_translation_unit_decl): Remove function.
3299 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3301 2017-01-30 Martin Liska <mliska@suse.cz>
3303 PR gcov-profile/79259
3304 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3307 2017-01-30 Martin Liska <mliska@suse.cz>
3310 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3311 Initialize variables with NULL value.
3313 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3316 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3318 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3320 2017-01-30 Richard Biener <rguenther@suse.de>
3322 PR tree-optimization/79276
3323 * tree-vrp.c (process_assert_insertions): Properly adjust common
3324 when removing a duplicate.
3326 * gcc.dg/torture/pr79276.c: New testcase.
3328 2017-01-30 Richard Biener <rguenther@suse.de>
3330 PR tree-optimization/79256
3331 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3332 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3334 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3336 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3339 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3340 ("*r<noxa>sbg_<mode>_sll_bitmask")
3341 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3342 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3343 Use contiguous_bitmask_nowrap_operand.
3345 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3348 * config/rs6000/altivec.h (vec_xl): Revise #define.
3349 (vec_xst): Likewise.
3351 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3355 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3357 PR rtl-optimization/79194
3358 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3359 traps before call to bypass_conditional_jumps.
3361 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3363 PR tree-optimization/71374
3364 * lra-constraints.c (check_conflict_input_operands): New.
3365 (match_reload): Use it.
3367 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3370 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3371 account to calculate conflict_set.
3373 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3375 PR rtl-optimization/78559
3376 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3377 other_insn in combine.
3379 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3381 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3382 uint16_type_node for BT_UINT16.
3384 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3386 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3387 "RTL Tests" to menu.
3388 (GIMPLE Tests): New node.
3389 (RTL Tests): New node.
3391 2017-01-27 Richard Biener <rguenther@suse.de>
3393 PR tree-optimization/79245
3394 * tree-loop-distribution.c (distribute_loop): Apply cost
3395 modeling also to detected patterns.
3397 2017-01-27 Richard Biener <rguenther@suse.de>
3399 PR tree-optimization/71433
3400 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3401 (compare_assert_loc): New function.
3402 (process_assert_insertions): Sort and optimize assert locations
3403 to remove duplicates and push down identical assertions on
3404 edges to their destination block.
3406 2017-01-27 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/79244
3409 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3410 out SSA names even if abnormal.
3412 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3414 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3415 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3416 instead of MPFR_RNDN.
3418 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3421 * arm.c (arm_option_override): Don't call build_target_option_node
3422 until after doing all option overrides.
3423 (arm_valid_target_attribute_tree): Likewise.
3425 2017-01-27 Martin Liska <mliska@suse.cz>
3427 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3428 for {cd}tors and C++ {cd}tors.
3430 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3432 * config/s390/s390.md ("*setmem_long_and")
3433 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3435 2017-01-26 Martin Sebor <msebor@redhat.com>
3437 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3440 2017-01-26 Martin Sebor <msebor@redhat.com>
3442 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3443 HAVE_DFmode before using XFmode or DFmode.
3444 (parse_directive): Avoid using the z length modifier to avoid
3445 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3448 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3449 to accept adjustment as an array.
3450 (get_int_range): New function.
3451 (struct directive): Make width and prec arrays.
3452 (directive::set_width, directive::set_precision): Call get_int_range.
3453 (format_integer, format_floating): Handle width and precision ranges.
3454 (format_string, parse_directive): Same.
3456 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3459 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3460 comdat_type_p set, just clone them, but keep the children in the
3464 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3465 which have direct callers with -fvar-tracking-assignments enabled
3467 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3468 inside of type units.
3470 2017-01-26 Martin Sebor <msebor@redhat.com>
3473 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3475 (struct format_result): Replace number_chars, number_chars_min,
3476 and number_chars_max with a single member of struct result_range.
3478 (format_result::operator+=): Adjust.
3479 (struct fmtresult): Remove bounded. Handle likely and unlikely
3481 (fmtresult::adjust_for_width_or_precision): New function.
3482 (fmtresult:type_max_digits): New function.
3483 (bytes_remaining): Handle likely and unlikely counters.
3484 (min_bytes_remaining): Remove.
3485 (format_percent): Simplify.
3486 (format_integer, format_floating): Set likely and unlikely counters.
3487 (get_string_length, format_character, format_string): Same.
3488 (format_plain, should_warn_p): New function.
3489 (maybe_warn): Call should_warn_p. Update diagnostic messages
3490 and handle those for all directives, including plain strings.
3491 (format_directive): Handle likely and unlikely counters.
3492 Remove unnecessary quoting from diagnostics. Add an informational
3494 (add_bytes): Remove.
3495 (pass_sprintf_length::compute_format_length): Simplify.
3496 (try_substitute_return_value): Handle likely and unlikely counters.
3498 2017-01-26 Carl Love <cel@us.ibm.com>
3500 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3501 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3503 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3506 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3507 endianess for subregs into account.
3508 * lra-constraints.c (lra_constraints): Do risky transformations
3509 always on the first iteration.
3510 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3511 last_call_used_reg_set.
3512 (process_bb_lives): Define and use last_call_used_reg_set.
3513 * lra.c (lra): Always continue after lra_constraints on the first
3516 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3518 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3520 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3522 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3524 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3525 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3526 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3527 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3528 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3529 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3530 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3531 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3532 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3534 2017-01-26 Marek Polacek <polacek@redhat.com>
3537 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3538 for the third operand.
3540 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3543 * omp-low.c (struct omp_context): Add simt_stmt field.
3544 (scan_omp_for): Return omp_context *.
3545 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3546 context to the _simt_ SIMD stmt.
3547 (lower_omp_for): For combined SIMD with sibling _simt_
3548 SIMD, make sure to use the same decls in _looptemp_
3549 clauses as in the sibling.
3551 2017-01-26 David Sherwood <david.sherwood@arm.com>
3554 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3557 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3560 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3561 emit fld b; fld a; if possible.
3563 * brig-builtins.def: Update copyright years.
3564 * config/arm/arm_acle_builtins.def: Update copyright years.
3566 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3569 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3570 constraint instead of o for the stxsd instruction.
3572 2017-01-25 Carl Love <cel@us.ibm.com>
3574 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3575 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3577 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3579 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3581 2017-01-25 Richard Biener <rguenther@suse.de>
3583 PR tree-optimization/69264
3584 * target.def (vector_alignment_reachable): Improve documentation.
3585 * doc/tm.texi: Regenerate.
3586 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3588 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3589 earlier changes with respect to TYPE_USER_ALIGN.
3590 (vector_alignment_reachable_p): Likewise. Improve dumping.
3592 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3595 * config/arm/arm.md (xordi3): Force constant operand into a register
3598 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3600 * doc/invoke.texi (-fstore-merging): Correct default optimization
3601 levels at which it is enabled.
3602 (-O): Move -fstore-merging from list to...
3605 2017-01-25 Richard Biener <rguenther@suse.de>
3608 * omp-expand.c: Include debug.h.
3609 (expand_omp_taskreg): Make sure to generate early debug before
3610 outlining anything from a function.
3611 (expand_omp_target): Likewise.
3612 (grid_expand_target_grid_body): Likewise.
3614 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3617 * asan.c (get_translation_unit_decl): New function.
3618 (asan_add_global): Extract modules file name from globals
3619 TRANSLATION_UNIT_DECL name.
3621 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3624 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3625 for long calls with APCS frame and VFP.
3627 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3629 * cfg.c (original_copy_tables_initialized_p): New function.
3630 * cfg.h (original_copy_tables_initialized_p): New decl.
3631 * cfgrtl.c (relink_block_chain): Guard the call to
3632 free_original_copy_tables with a call to
3633 original_copy_tables_initialized_p.
3634 * cgraph.h (symtab_node::native_rtl_p): New decl.
3635 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3636 (symtab_node::needed_p): Don't assert for early assembly output
3637 for __RTL functions.
3638 (cgraph_node::finalize_function): Set "force_output" for __RTL
3640 (cgraph_node::analyze): Bail out early for __RTL functions.
3641 (analyze_functions): Update assertion to support __RTL functions.
3642 (cgraph_node::expand): Bail out early for __RTL functions.
3643 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3645 * function.h (struct function): Update comment for field
3647 * gimple-expr.c: Include "tree-pass.h".
3648 (gimple_has_body_p): Return false for __RTL functions.
3649 * Makefile.in (OBJS): Add run-rtl-passes.o.
3650 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3652 (gcc::pass_manager::get_clean_slate): New accessor.
3653 * passes.c: Include "insn-addr.h".
3654 (should_skip_pass_p): Add logging. Update logic for running
3655 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3656 property-provider override so it is only done for gimple passes.
3658 (skip_pass): New function.
3659 (execute_one_pass): Call skip_pass when skipping passes.
3660 * read-md.c (md_reader::read_char): Support filtering
3661 the input to a subset of line numbers.
3662 (md_reader::md_reader): Initialize fields
3663 m_first_line and m_last_line.
3664 (md_reader::read_file_fragment): New function.
3665 * read-md.h (md_reader::read_file_fragment): New decl.
3666 (md_reader::m_first_line): New field.
3667 (md_reader::m_last_line): New field.
3668 * read-rtl-function.c (function_reader::create_function): Only
3669 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3670 curr_properties. Set DECL_INITIAL to a dummy block.
3671 (read_rtl_function_body_from_file_range): New function.
3672 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3674 * run-rtl-passes.c: New file.
3675 * run-rtl-passes.h: New file.
3677 2017-01-24 Jeff Law <law@redhat.com>
3679 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3682 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3684 PR tree-optimization/79159
3685 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3686 (record_nonwrapping_iv): Improve boundary using above function if no
3687 value range information.
3689 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3690 Martin Jambor <mjambor@suse.cz>
3692 * brig-builtins.def: New file.
3693 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3694 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3695 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3696 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3697 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3698 * builtin-types.def (BT_INT8): New.
3699 (BT_INT16): Likewise.
3700 (BT_UINT8): Likewise.
3701 (BT_UINT16): Likewise.
3702 (BT_FN_ULONG): Likewise.
3703 (BT_FN_UINT_INT): Likewise.
3704 (BT_FN_UINT_ULONG): Likewise.
3705 (BT_FN_UINT_LONG): Likewise.
3706 (BT_FN_UINT_PTR): Likewise.
3707 (BT_FN_ULONG_PTR): Likewise.
3708 (BT_FN_INT8_FLOAT): Likewise.
3709 (BT_FN_INT16_FLOAT): Likewise.
3710 (BT_FN_UINT32_FLOAT): Likewise.
3711 (BT_FN_UINT16_FLOAT): Likewise.
3712 (BT_FN_UINT8_FLOAT): Likewise.
3713 (BT_FN_UINT64_FLOAT): Likewise.
3714 (BT_FN_UINT16_UINT32): Likewise.
3715 (BT_FN_UINT32_UINT16): Likewise.
3716 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3717 (BT_FN_INT_PTR_INT): Likewise.
3718 (BT_FN_UINT_PTR_UINT): Likewise.
3719 (BT_FN_LONG_PTR_LONG): Likewise.
3720 (BT_FN_ULONG_PTR_ULONG): Likewise.
3721 (BT_FN_VOID_UINT64_UINT64): Likewise.
3722 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3723 (BT_FN_INT8_INT8_INT8): Likewise.
3724 (BT_FN_INT16_INT16_INT16): Likewise.
3725 (BT_FN_INT_INT_INT): Likewise.
3726 (BT_FN_UINT_FLOAT_UINT): Likewise.
3727 (BT_FN_FLOAT_UINT_UINT): Likewise.
3728 (BT_FN_ULONG_UINT_UINT): Likewise.
3729 (BT_FN_ULONG_UINT_PTR): Likewise.
3730 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3731 (BT_FN_UINT_UINT_UINT): Likewise.
3732 (BT_FN_VOID_UINT_PTR): Likewise.
3733 (BT_FN_UINT_UINT_PTR: Likewise.
3734 (BT_FN_UINT32_UINT64_PTR): Likewise.
3735 (BT_FN_INT_INT_UINT_UINT): Likewise.
3736 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3737 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3738 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3739 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3740 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3741 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3742 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3743 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3744 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3745 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3746 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3747 * doc/frontends.texi: List BRIG FE.
3748 * doc/install.texi (Testing): Add BRIG tesring requirements.
3749 * doc/invoke.texi (Overall Options): Mention BRIG.
3750 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3752 2017-01-24 Richard Biener <rguenther@suse.de>
3754 PR translation/79208
3755 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3757 2017-01-24 Martin Jambor <mjambor@suse.cz>
3760 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3761 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3764 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3767 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3768 casts from signed to unsigned really don't have a range.
3770 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3772 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3773 GMP_RNDx for compatiblity.
3775 2017-01-24 Martin Liska <mliska@suse.cz>
3778 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3779 that would prevent us to call alloca with -1 as argument.
3781 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3783 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3784 Avoid -Wformat-security warning.
3786 2017-01-23 Andrew Pinski <apinski@cavium.com>
3788 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3791 2017-01-23 Martin Sebor <msebor@redhat.com>
3794 * gimple-ssa-sprintf.c (warn_level): New global.
3795 (format_integer): Use it here and throughout the rest of the file.
3796 Use the same switch to compute sign as base.
3797 (maybe_warn): New function.
3798 (format_directive): Factor out warnings into maybe_warn.
3799 Add debugging output. Use warn_level.
3800 (add_bytes): Use warn_level.
3801 (pass_sprintf_length::compute_format_length): Add debugging output.
3802 (try_substitute_return_value): Same.
3803 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3806 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3807 (struct fmtresult, format_integer, format_floating): Adjust.
3808 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3809 (get_string_length, format_string,format_directive): Same.
3810 (pass_sprintf_length::compute_format_length): Same.
3811 (try_substitute_return_value): Simplify slightly.
3814 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3815 (fmtresult::operator+=): Outlined.
3816 (struct fmtresult): Add ctors.
3817 (struct conversion_spec): Rename...
3818 (struct directive): ...to this. Add and remove data members.
3819 (directive::set_width, directive::set_precision): New functions.
3820 (format_percent): Use fmtresult ctor.
3821 (get_width_and_precision): Remove.
3822 (format_integer): Make naming changes. Avoid computing width and
3824 (format_floating): Same. Adjust indentation.
3825 (format_character, format_none): New functions.
3826 (format_string): Moved character handling to format_character.
3827 (format_directive): Remove arguments, change return type.
3828 (parse_directive): New function.
3829 (pass_sprintf_length::compute_format_length): Move directive
3830 parsing to parse_directive.
3832 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3834 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3835 (assign_assembler_name_if_needed): ... this.
3836 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3837 (assign_assembler_name_if_needed): ... this.
3838 (free_lang_data_in_cgraph): Adjust callers.
3839 * cgraphunit.c (cgraph_node::analyze): Likewise.
3840 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3843 2017-01-23 Richard Biener <rguenther@suse.de>
3845 PR tree-optimization/79088
3846 PR tree-optimization/79188
3847 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3848 resetting loop bounds after last path deletion. Reset loop
3849 bounds of the target loop, make code match the comments.
3850 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3851 Make sure loops need no fixups.
3853 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3855 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3856 exponent support with double type for first argument.
3857 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3858 type returned by __builtin_vec_extract_sig,
3859 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3860 functions from "vector int" to "vector unsigned int" or from
3861 "vector long long int" to "vector unsigned long long int".
3862 Changed type returned by __builtin_vec_extract_exp,
3863 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3864 functions from "vector int" to "vector unsigned int" or from
3865 "vector long long int" to "vector unsigned long long int".
3866 Changed return type of __builtin_vec_test_data_class,
3867 __builtin_vec_test_data_class_sp, and
3868 __builtin_vec_test_data_class_dp from "vector int" to
3869 "vector bool int" or from "vector long long int" to "vector bool
3870 long long int" and changed second argument type from "unsigned
3871 int" to "int". Added new overloaded function forms "vector float
3872 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3873 "vector float __builtin_vec_insert_exp_sp (vector float, vector
3874 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3875 double, vector unsigned long long int)" and "vector double
3876 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3877 long int)". Changed return type of
3878 __builtin_scalar_test_data_class and
3879 __builtin_scalar_test_data_class_sp and
3880 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3881 int" and changed second argument from "unsigned int" to "int".
3882 Changed type returned by __builtin_scalar_test_neg,
3883 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3884 from "int" to "bool int". Added new overloaded function form
3885 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3886 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3887 exponent double-precision with floating point first argument.
3888 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3889 documentation of scalar_test_data_class, scalar_test_neg,
3890 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3891 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3892 vec_test_data_class built-in functions to reflect refinements in
3893 their type signatures.
3895 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
3897 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3899 (aarch64_elf_asm_destructor): Likewise.
3901 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
3903 PR rtl-optimization/78634
3904 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3905 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3906 * ifcvt.c (noce_try_cmove): Add missing cost check.
3908 PR rtl-optimization/71724
3909 * combine.c (if_then_else_cond): Look for situations where it is
3910 beneficial to undo the work of one of the recursive calls.
3912 2017-01-23 Bin Cheng <bin.cheng@arm.com>
3914 PR tree-optimization/70754
3915 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3916 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
3917 combined stmt before it if not NULL.
3918 (combine_chains): Process refs reversely and compute dominance point
3921 2017-01-23 Martin Liska <mliska@suse.cz>
3923 PR tree-optimization/79196
3924 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3925 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
3927 (strlen_optimize_stmt): Call the renamed function.
3929 2017-01-23 Michael Matz <matz@suse.de>
3931 PR tree-optimization/78384
3932 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3934 2017-01-23 Richard Biener <rguenther@suse.de>
3936 PR tree-optimization/79186
3937 * tree-vrp.c (register_new_assert_for): Make sure we've seen
3938 both incoming edges before moving an assert.
3940 2017-01-23 Martin Jambor <mjambor@suse.cz>
3942 * ipa-prop.c (load_from_param_1): Removed.
3943 (load_from_unmodified_param): Bits from load_from_param_1 put back
3945 (load_from_param): Removed.
3946 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3947 with stmt. Reverted back to use of load_from_unmodified_param.
3949 2017-01-23 Martin Jambor <mjambor@suse.cz>
3952 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3953 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
3954 field a pointer to garbage collected vector, mark lattices and
3955 ipcp_orig_node with GTY((skip)).
3956 (ipa_get_param_count): Adjust to descriptors being a pointer.
3957 (ipa_get_param): Likewise.
3958 (ipa_get_type): Likewise.
3959 (ipa_get_param_move_cost): Likewise.
3960 (ipa_set_param_used): Likewise.
3961 (ipa_get_controlled_uses): Likewise.
3962 (ipa_set_controlled_uses): Likewise.
3963 (ipa_is_param_used): Likewise.
3964 (ipa_node_params_t): Move into garbage collector. New methods insert
3966 (ipa_node_params_sum): Annotate wth GTY(()).
3967 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3969 (ipa_load_from_parm_agg): Adjust declaration.
3970 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3971 * ipa-profile.c (ipa_profile): Likewise.
3972 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3973 (ipa_populate_param_decls): Make descriptors parameter garbage
3975 (ipa_dump_param): Adjust to descriptors being a pointer.
3976 (ipa_alloc_node_params): Likewise.
3977 (ipa_initialize_node_params): Likewise.
3978 (load_from_param_1): Make descriptors parameter garbage collected.
3979 (load_from_unmodified_param): Likewise.
3980 (load_from_param): Likewise.
3981 (ipa_load_from_parm_agg): Likewise.
3982 (ipa_node_params::~ipa_node_params): Removed.
3983 (ipa_free_all_node_params): Remove call to delete operator.
3984 (ipa_node_params_t::insert): New.
3985 (ipa_node_params_t::remove): Likewise.
3986 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
3987 copy known_csts and known_contexts vectors.
3988 (ipa_read_node_info): Adjust to descriptors being a pointer.
3989 (ipcp_modif_dom_walker): Make m_descriptors field garbage
3991 (ipcp_transform_function): Make descriptors variable garbage
3994 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
3996 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
3997 * config/i386/avx512dqintrin.h: Ditto.
3998 * config/i386/avx512fintrin.h: Ditto.
3999 * gcc/config/i386/i386.c: Handle new builtins.
4000 * config/i386/i386-builtin.def: Add new builtins.
4001 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
4002 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
4004 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4005 Martin Liska <mliska@suse.cz>
4007 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
4008 * asan.c (asan_expand_poison_ifn): Support stores and use
4009 appropriate ASAN report function.
4010 * internal-fn.c (expand_ASAN_POISON_USE): New function.
4011 * internal-fn.def (ASAN_POISON_USE): Declare.
4012 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
4013 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
4014 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
4015 ASAN_POISON calls w/o LHS.
4016 * tree-ssa.c (execute_update_addresses_taken): Create clobber
4017 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
4018 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
4019 * gimplify.c (asan_poison_variables): Add attribute
4020 use_after_scope_memory to variables that really needs to live
4022 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
4023 having the attribute.
4025 2017-01-23 Martin Liska <mliska@suse.cz>
4027 * asan.c (create_asan_shadow_var): New function.
4028 (asan_expand_poison_ifn): Likewise.
4029 * asan.h (asan_expand_poison_ifn): New declaration.
4030 * internal-fn.c (expand_ASAN_POISON): Likewise.
4031 * internal-fn.def (ASAN_POISON): New builtin.
4032 * sanopt.c (pass_sanopt::execute): Expand
4033 asan_expand_poison_ifn.
4034 * tree-inline.c (copy_decl_for_dup_finish): Make function
4036 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
4037 * tree-ssa.c (is_asan_mark_p): New function.
4038 (execute_update_addresses_taken): Rewrite local variables
4039 (identified just by use-after-scope as addressable) into SSA.
4041 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4043 * doc/install.texi (Specific): opensource.apple.com uses https
4044 now. Remove trailing slash.
4046 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
4048 * README.Portability: Remove note on an Irix compatibility issue.
4050 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
4052 * gcov.c (INCLUDE_ALGORITHM): Define.
4053 (INCLUDE_VECTOR): Define.
4054 No longer include <vector> and <algorithm> directly.
4056 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
4058 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
4060 * doc/invoke.texi (Code Gen Options): Ditto.
4062 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
4065 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
4067 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
4069 rtl-optimization/79125
4070 * cprop.c (local_cprop_pass): Handle cases where we make an
4073 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
4077 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
4078 read from, for big endian.
4080 2017-01-20 Jiong Wang <jiong.wang@arm.com>
4082 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
4083 register pauth builtins for LP64 only.
4085 2017-01-20 Marek Polacek <polacek@redhat.com>
4088 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
4091 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4093 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4095 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4096 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4097 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4099 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4102 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4103 in big-endian mode when they are not a single duplicated value.
4105 2017-01-20 Richard Biener <rguenther@suse.de>
4107 * BASE-VER: Bump to 7.0.1.
4109 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4111 * omp-low.c (omplow_simd_context): New struct. Use it...
4112 (lower_rec_simd_input_clauses): ...here and...
4113 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4114 references to idx, lane, max_vf, is_simt.
4116 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4118 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4121 2017-01-20 Martin Jambor <mjambor@suse.cz>
4123 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4124 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4126 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4127 (GTFILES): Rename hsa.c to hsa-common.c.
4128 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4129 * hsa-dump.c: Likewise.
4130 * hsa-gen.c: Likewise.
4131 * hsa-regalloc.c: Likewise.
4132 * ipa-hsa.c: Likewise.
4133 * omp-expand.c: Likewise.
4134 * omp-low.c: Likewise.
4135 * toplev.c: Likewise.
4137 2017-01-20 Marek Polacek <polacek@redhat.com>
4140 * doc/invoke.texi: Document -Wduplicated-branches.
4141 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4142 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4143 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4144 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4145 return 0 only when not OEP_LEXICOGRAPHIC.
4146 (fold_build_cleanup_point_expr): Use the expression
4147 location when building CLEANUP_POINT_EXPR.
4148 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4149 * tree.c (add_expr): Handle error_mark_node.
4151 2017-01-20 Martin Liska <mliska@suse.cz>
4154 * tree-profile.c (init_ic_make_global_vars): Do not call
4156 (gimple_init_gcov_profiler): Likewise.
4158 2017-01-20 Martin Liska <mliska@suse.cz>
4161 * cgraph.h (maybe_create_reference): Remove argument and
4163 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4165 * ipa-cp.c (create_specialized_node): Likewise.
4166 * symtab.c (symtab_node::maybe_create_reference): Handle
4167 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4169 2017-01-20 Martin Liska <mliska@suse.cz>
4171 * read-rtl-function.c (function_reader::create_function): Use
4172 build_decl instread of build_decl_stat.
4174 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4176 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4177 * config/i386/avx512dqintrin.h: Ditto.
4178 * config/i386/avx512fintrin.h: Ditto.
4179 * config/i386/i386-builtin-types.def: Add new types.
4180 * gcc/config/i386/i386.c: Handle new types.
4181 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4182 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4183 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4184 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4185 (__builtin_ia32_kshiftridi): New.
4186 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4188 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4192 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4193 define to rs6000_init_stack_protect_guard.
4194 (rs6000_init_stack_protect_guard): New function.
4196 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4197 Yunqiang Su <yunqiang.su@imgtec.com>
4199 * config.gcc (supported_defaults): Add madd4.
4200 (with_madd4): Add validation.
4201 (all_defaults): Add madd4.
4202 * config/mips/mips.opt (mmadd4): New option.
4203 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4205 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4207 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4208 (ISA_HAS_FUSED_MADD4): Likewise.
4209 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4210 * gcc/doc/install.texi (--with-madd4): Document the new option.
4212 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4214 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4215 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4216 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4217 (aarch64_init_pauth_hint_builtins): New.
4218 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4219 (aarch64_expand_builtin): Expand new builtins.
4221 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4223 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4224 * combine-stack-adj.c (no_unhandled_cfa): Handle
4225 REG_CFA_TOGGLE_RA_MANGLE.
4226 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4227 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4228 info for return address signing.
4229 (aarch64_expand_epilogue): Likewise.
4231 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4233 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4234 * config/aarch64/aarch64-protos.h
4235 (aarch64_return_address_signing_enabled): New declaration.
4236 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4238 (aarch64_expand_prologue): Sign return address before it's pushed onto
4240 (aarch64_expand_epilogue): Authenticate return address fetched from
4242 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4243 (aarch64_attributes): New function attributes for "sign-return-address".
4244 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4245 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4246 ("*do_return"): Generate combined instructions according to key index.
4247 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4248 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4250 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4251 * config/aarch64/aarch64.opt (msign-return-address=): New.
4252 * doc/extend.texi (AArch64 Function Attributes): Documents
4253 "sign-return-address=".
4254 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4256 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4258 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4259 overall option summary.
4261 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4263 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4264 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4265 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4266 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4268 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4270 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4271 -mpower9-minmax by default for -mcpu=power9.
4272 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4273 128-bit floating point.
4275 2017-01-20 Alan Modra <amodra@gmail.com>
4277 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4278 optimizing for size.
4280 2017-01-20 Alan Modra <amodra@gmail.com>
4283 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4284 for strcmp and strncmp from corresponding builtin decl.
4286 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4288 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4289 instead of i386/rtems-64.h.
4290 * config/i386/rtems-64.h: Remove.
4292 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4296 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4300 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4302 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4303 Change int to HOST_WIDE_INT.
4304 * config/aarch64/aarch64-protos.h
4305 (aarch64_simd_gen_const_vector_dup): Likewise.
4306 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4308 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4310 * langhooks-def.h (lhd_type_for_size): New decl.
4311 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4312 * langhooks.c (lhd_type_for_size): New function, taken from
4315 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4317 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4318 define_bypass for CR latency.
4319 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4320 (power9-alu2): Add define_bypass for CR latency.
4322 (power9-mul): Update insn latency.
4323 (power9-mul-compare): Update insn latency, bypass latency and remove
4326 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4328 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4330 * config/aarch64/aarch64.md
4331 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4332 aarch64_nopcrelative_literal_loads.
4333 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4335 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4337 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4339 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4341 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4344 * config.gcc (supported_defaults): Add lxc1-sxc1.
4345 (with_lxc1_sxc1): Add validation.
4346 (all_defaults): Add lxc1-sxc1.
4347 * config/mips/mips.opt (mlxc1-sxc1): New option.
4348 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4350 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4351 __mips_no_lxc1_sxc1.
4352 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4353 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4354 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4356 2017-01-19 Richard Biener <rguenther@suse.de>
4358 PR tree-optimization/72488
4359 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4360 sure to restore SSA info.
4361 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4363 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4365 PR rtl-optimization/79121
4366 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4367 of the inner type when shifting an extended value.
4369 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4372 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4373 interposable aliases.
4375 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4378 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4379 Use the evmergelohi instruction.
4380 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4381 (mov_sitf_e500_subreg8_2_be): Likewise.
4382 (mov_sitf_e500_subreg12_2_le): Likewise.
4383 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4384 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4385 (mov_sitf_e500_subreg8_2_le): Likewise.
4386 (mov_sitf_e500_subreg12_2_be): Likewise.
4388 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4390 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4391 attribute from vecsimple to vecperm.
4392 (altivec_vbpermq2): Likewise.
4394 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4397 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4399 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4400 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4401 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4402 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4403 case where N arg is SIZE_MAX.
4404 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4405 (cmpstrsi): Add pattern.
4407 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4409 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4410 __builtin_vec_revb builtins.
4411 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4412 built-in functions to support generation of the ISA 3.0 XXBR<x>
4413 vector byte reverse instructions.
4414 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4415 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4416 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4417 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4418 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4419 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4420 (P9V_BUILTIN_VEC_REVB): Likewise.
4421 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4422 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4423 (p9_xxbrq_v16qi): Likewise.
4424 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4425 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4426 (p9_xxbrh_v8hi): Likewise.
4427 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4428 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4429 vec_revb built-in functions.
4431 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4433 PR rtl-optimization/78952
4434 * config/i386/i386.md (any_extract): New code iterator.
4435 (*insvqi_2): Use any_extract for source operand.
4436 (*insvqi_3): Use any_shiftrt for source operand.
4438 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4440 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4442 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4444 2017-01-18 Matthias Klose <doko@ubuntu.com>
4446 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4448 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4450 * config/rs6000/altivec.h (vec_bperm): Change #define.
4451 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4452 (altivec_vbpermq2): New define_insn.
4453 (altivec_vbpermd): Likewise.
4454 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4456 (VBPERMD): Likewise.
4457 (VBPERM): New polymorphic function interface.
4458 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4459 Add entries for P9V_BUILTIN_VEC_VBPERM.
4460 * doc/extend.texi: Add interfaces for vec_bperm.
4462 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4464 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4465 first letter of error messages.
4466 (s390_resolve_overloaded_builtin): Likewise.
4467 * config/s390/s390.c (s390_expand_builtin): Likewise.
4468 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4469 (s390_valid_target_attribute_inner_p): Likewise.
4470 * config/s390/s390.md ("tabort"): Likewise.
4472 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4474 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4475 (ISA_AVOID_DIV_HILO): New macro.
4476 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4477 (ISA_HAS_DDIV): Likewise.
4479 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4481 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4483 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4485 * doc/invoke.texi (fabi-version): Spelling fix.
4487 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4490 * doc/invoke.texi (fabi-version): Mention mangling fix for
4493 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4496 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4498 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4501 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4502 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4504 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4506 (stack_protect_test): Ditto.
4507 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4508 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4510 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4511 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4512 -mstack-protector-guard-offset=.
4513 (RS/6000 and PowerPC Options): Ditto.
4515 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.h (MASK_CLASS_P): New define.
4518 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4519 there are no registers from different register sets also when
4520 mask registers are used. Update function comment.
4521 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4522 to (*k/*r) and (*k/*km) alternatives.
4524 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4526 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4527 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4528 (EH_RETURN_HANDLER_RTX): New define.
4529 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4530 Force frame pointer in EH return functions.
4531 (aarch64_expand_epilogue): Add barrier for eh_return.
4532 (aarch64_final_eh_return_addr): Remove.
4533 (aarch64_eh_return_handler_rtx): New function.
4534 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4536 (aarch64_eh_return_handler_rtx): New prototype.
4538 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4540 * config/rs6000/altivec.h (vec_rlmi): New #define.
4541 (vec_vrlnm): Likewise.
4542 (vec_rlnm): Likewise.
4543 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4544 (UNSPEC_VRLNM): Likewise.
4545 (VIlong): New mode iterator.
4546 (altivec_vrl<VI_char>mi): New define_insn.
4547 (altivec_vrl<VI_char>nm): Likewise.
4548 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4551 (RLNM): New polymorphic function entry.
4552 (VRLWMI): New monomorphic function entry.
4554 (RLMI): New polymorphic function entry.
4555 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4556 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4557 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4560 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4563 * dwarf2out.c (field_byte_offset): Restore the
4564 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4565 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4566 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4569 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4572 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4574 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4577 * dwarf2out.c (add_data_member_location_attribute): For constant
4578 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4579 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4580 DW_AT_byte_size attributes.
4582 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4584 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4585 after forcing to constant memory when the code model is medium.
4587 2017-01-17 Julia Koval <julia.koval@intel.com>
4590 * config/i386/avx512fintrin.h
4591 (_mm512_i32gather_ps): Change __addr type to void const*.
4592 (_mm512_mask_i32gather_ps): Ditto.
4593 (_mm512_i32gather_pd): Ditto.
4594 (_mm512_mask_i32gather_pd): Ditto.
4595 (_mm512_i64gather_ps): Ditto.
4596 (_mm512_mask_i64gather_ps): Ditto.
4597 (_mm512_i64gather_pd): Ditto.
4598 (_mm512_mask_i64gather_pd): Ditto.
4599 (_mm512_i32gather_epi32): Ditto.
4600 (_mm512_mask_i32gather_epi32): Ditto.
4601 (_mm512_i32gather_epi64): Ditto.
4602 (_mm512_mask_i32gather_epi64): Ditto.
4603 (_mm512_i64gather_epi32): Ditto.
4604 (_mm512_mask_i64gather_epi32): Ditto.
4605 (_mm512_i64gather_epi64): Ditto.
4606 (_mm512_mask_i64gather_epi64): Ditto.
4607 (_mm512_i32scatter_ps): Change __addr type to void*.
4608 (_mm512_mask_i32scatter_ps): Ditto.
4609 (_mm512_i32scatter_pd): Ditto.
4610 (_mm512_mask_i32scatter_pd): Ditto.
4611 (_mm512_i64scatter_ps): Ditto.
4612 (_mm512_mask_i64scatter_ps): Ditto.
4613 (_mm512_i64scatter_pd): Ditto.
4614 (_mm512_mask_i64scatter_pd): Ditto.
4615 (_mm512_i32scatter_epi32): Ditto.
4616 (_mm512_mask_i32scatter_epi32): Ditto.
4617 (_mm512_i32scatter_epi64): Ditto.
4618 (_mm512_mask_i32scatter_epi64): Ditto.
4619 (_mm512_i64scatter_epi32): Ditto.
4620 (_mm512_mask_i64scatter_epi32): Ditto.
4621 (_mm512_i64scatter_epi64): Ditto.
4622 (_mm512_mask_i64scatter_epi64): Ditto.
4623 * config/i386/avx512pfintrin.h
4624 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4625 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4626 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4627 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4628 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4629 (_mm512_prefetch_i32scatter_ps): Ditto.
4630 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4631 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4632 (_mm512_prefetch_i64scatter_pd): Ditto.
4633 (_mm512_prefetch_i64scatter_ps): Ditto.
4634 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4635 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4636 * config/i386/avx512vlintrin.h
4637 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4638 (_mm_mmask_i32gather_ps): Ditto.
4639 (_mm256_mmask_i32gather_pd): Ditto.
4640 (_mm_mmask_i32gather_pd): Ditto.
4641 (_mm256_mmask_i64gather_ps): Ditto.
4642 (_mm_mmask_i64gather_ps): Ditto.
4643 (_mm256_mmask_i64gather_pd): Ditto.
4644 (_mm_mmask_i64gather_pd): Ditto.
4645 (_mm256_mmask_i32gather_epi32): Ditto.
4646 (_mm_mmask_i32gather_epi32): Ditto.
4647 (_mm256_mmask_i32gather_epi64): Ditto.
4648 (_mm_mmask_i32gather_epi64): Ditto.
4649 (_mm256_mmask_i64gather_epi32): Ditto.
4650 (_mm_mmask_i64gather_epi32): Ditto.
4651 (_mm256_mmask_i64gather_epi64): Ditto.
4652 (_mm_mmask_i64gather_epi64): Ditto.
4653 (_mm256_i32scatter_ps): Change __addr type to void*.
4654 (_mm256_mask_i32scatter_ps): Ditto.
4655 (_mm_i32scatter_ps): Ditto.
4656 (_mm_mask_i32scatter_ps): Ditto.
4657 (_mm256_i32scatter_pd): Ditto.
4658 (_mm256_mask_i32scatter_pd): Ditto.
4659 (_mm_i32scatter_pd): Ditto.
4660 (_mm_mask_i32scatter_pd): Ditto.
4661 (_mm256_i64scatter_ps): Ditto.
4662 (_mm256_mask_i64scatter_ps): Ditto.
4663 (_mm_i64scatter_ps): Ditto.
4664 (_mm_mask_i64scatter_ps): Ditto.
4665 (_mm256_i64scatter_pd): Ditto.
4666 (_mm256_mask_i64scatter_pd): Ditto.
4667 (_mm_i64scatter_pd): Ditto.
4668 (_mm_mask_i64scatter_pd): Ditto.
4669 (_mm256_i32scatter_epi32): Ditto.
4670 (_mm256_mask_i32scatter_epi32): Ditto.
4671 (_mm_i32scatter_epi32): Ditto.
4672 (_mm_mask_i32scatter_epi32): Ditto.
4673 (_mm256_i32scatter_epi64): Ditto.
4674 (_mm256_mask_i32scatter_epi64): Ditto.
4675 (_mm_i32scatter_epi64): Ditto.
4676 (_mm_mask_i32scatter_epi64): Ditto.
4677 (_mm256_i64scatter_epi32): Ditto.
4678 (_mm256_mask_i64scatter_epi32): Ditto.
4679 (_mm_i64scatter_epi32): Ditto.
4680 (_mm_mask_i64scatter_epi32): Ditto.
4681 (_mm256_i64scatter_epi64): Ditto.
4682 (_mm256_mask_i64scatter_epi64): Ditto.
4683 (_mm_i64scatter_epi64): Ditto.
4684 (_mm_mask_i64scatter_epi64): Ditto.
4685 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4686 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4687 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4688 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4689 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4690 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4691 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4692 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4693 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4694 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4695 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4696 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4697 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4698 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4699 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4700 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4701 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4702 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4703 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4704 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4705 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4706 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4707 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4708 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4709 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4710 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4711 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4712 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4713 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4714 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4715 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4716 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4717 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4718 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4719 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4720 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4721 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4722 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4723 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4724 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4725 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4726 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4727 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4728 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4729 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4730 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4731 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4732 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4733 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4734 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4735 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4736 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4737 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4738 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4739 definitions accordingly.
4741 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4742 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4745 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4748 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4751 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4752 hard regs for inner regno.
4754 2017-01-17 Martin Liska <mliska@suse.cz>
4757 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4758 assumption and add comment.
4760 2017-01-17 Nathan Sidwell <nathan@acm.org>
4762 * ipa-visibility.c (localize_node): New function, broken out of ...
4763 (function_and_variable_visibility): ... here. Call it.
4765 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4768 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4769 correctly set frequency of oudgoing edge.
4770 (duplicate_thread_path): Fix profile updating.
4772 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4775 * configure.ac: Add GCC_BASE_VER.
4776 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4777 version from BASE-VER file.
4778 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4779 (gcc.o): Depend on $(BASEVER).
4780 * common.opt (dumpfullversion): New option.
4781 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4782 * doc/invoke.texi: Document -dumpfullversion.
4783 * doc/install.texi: Document --with-gcc-major-version-only.
4784 * configure: Regenerated.
4786 2017-01-17 Richard Biener <rguenther@suse.de>
4788 PR tree-optimization/71433
4789 * tree-vrp.c (register_new_assert_for): Merge same asserts
4790 on all incoming edges.
4791 (process_assert_insertions_for): Handle insertions at the
4794 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4796 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4797 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4799 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4802 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4805 2017-01-17 Alan Modra <amodra@gmail.com>
4808 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4809 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4810 symbolic stack limit when pic.
4812 2017-01-16 Martin Sebor <msebor@redhat.com>
4814 PR tree-optimization/78608
4815 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4817 2017-01-16 Jeff Law <law@redhat.com>
4820 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4821 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4822 for several include directories that may be relative to sysroot.
4823 * config/i386/x-mingw32 (gplus_includedir): Define.
4824 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4825 (native_system_includedir): Likewise.
4826 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4827 override if TARGET_SYSTEM_ROOT is defined.
4828 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4830 PR tree-optimization/79090
4831 PR tree-optimization/33562
4832 PR tree-optimization/61912
4833 PR tree-optimization/77485
4834 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4835 and computed trims into the dump file.
4837 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4841 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4844 * gimplify.c (gimplify_init_constructor): If want_value and
4845 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4849 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4850 sequence. Formatting fixes.
4851 (doloop_optimize): Formatting fixes.
4854 * gcc.c (debug_level_greater_than_spec_func): New function.
4855 (static_spec_functions): Add debug-level-gt spec function.
4856 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4858 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4859 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4860 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4861 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4862 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4863 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4865 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
4867 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4868 QImode fixups to general and mask registers only.
4870 2017-01-16 Carl Love <cel@us.ibm.com>
4872 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4873 for built-in functions
4874 vector signed char vec_nabs (vector signed char)
4875 vector signed short vec_nabs (vector signed short)
4876 vector signed int vec_nabs (vector signed int)
4877 vector signed long long vec_nabs (vector signed long long)
4878 vector float vec_nabs (vector float)
4879 vector double vec_nabs (vector double)
4880 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4882 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4883 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4884 * doc/extend.texi: Update the documentation file for the new built-in
4887 2017-01-16 Martin Sebor <msebor@redhat.com>
4889 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4892 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4894 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4895 UNSPEC_VSX__XXSPLTD to require special splat handling.
4897 2017-01-16 David Malcolm <dmalcolm@redhat.com>
4900 * system.h: Poison strndup.
4902 2017-01-16 Alan Modra <amodra@gmail.com>
4905 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4908 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
4910 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4912 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
4914 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4915 call recog here. Assert that INSN_CODE (insn) is non-negative.
4917 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4920 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4922 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4923 in the currently scheduled RTL fragment.
4925 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4927 PR rtl-optimization/78751
4928 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4931 2017-01-14 Jeff Law <law@redhat.com>
4933 PR tree-optimization/79090
4934 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4935 variable length stores.
4936 (compute_trims): Delete dead assignment to *trim_tail.
4937 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4940 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
4942 PR rtl-optimization/78626
4943 PR rtl-optimization/78727
4944 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4945 of a block, and split such blocks after everything else is finished.
4947 2017-01-14 Alan Modra <amodra@gmail.com>
4950 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4951 target legitimate_combined_insn.
4952 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4953 (rs6000_legitimate_combined_insn): New function.
4954 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4956 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4957 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4958 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4960 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
4962 * doc/frontends.texi (G++ and GCC): Remove references to Java.
4964 2017-01-13 Jeff Law <law@redhat.com>
4966 PR tree-optimization/33562
4967 PR tree-optimization/61912
4968 PR tree-optimization/77485
4969 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4971 (delete_dead_assignment): Likewise.
4972 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4973 statement to delete_dead_call and delete_dead_assignment.
4975 2017-01-13 David Malcolm <dmalcolm@redhat.com>
4978 * substring-locations.c (format_warning_va): Strengthen case 1 so
4979 that both endpoints of the substring must be within the format
4980 range for just the substring to be printed.
4982 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
4984 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
4985 * config/i386/i386.c (ix86_target_string): Add missing options
4986 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
4987 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
4988 flags_other and ix86_target_other to flags2_other. Display unknown
4990 (ix86_valid_target_attribute_inner_p): Add missing options and
4991 reorder options by implied ISAs, as in ix86_target_string.
4993 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4995 * hash-table.h (hash_table::too_empty_p): New function.
4996 (hash_table::expand): Use it.
4997 (hash_table::traverse): Likewise.
4998 (hash_table::empty_slot): Use sizeof (value_type) instead of
4999 sizeof (PTR) to convert bytes to elements. Shrink the table
5000 if the current size is excessive for the current number of
5003 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
5005 * ira-costs.c (record_reg_classes): Break from the inner loop
5006 early once alt_fail is known to be true. Update outer loop
5007 handling accordingly.
5009 2017-01-13 Jeff Law <law@redhat.com>
5011 * tree-ssa-dse.c (decrement_count): New function.
5012 (increment_start_addr, maybe_trim_memstar_call): Likewise.
5013 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
5014 when we know the partially dead statement is a mem* function.
5016 PR tree-optimization/61912
5017 PR tree-optimization/77485
5018 * tree-ssa-dse.c: Include expr.h.
5019 (maybe_trim_constructor_store): New function.
5020 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
5022 PR tree-optimization/33562
5023 PR tree-optimization/61912
5024 PR tree-optimization/77485
5025 * doc/invoke.texi: Document new dse-max-object-size param.
5026 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
5027 * tree-ssa-dse.c: Include params.h.
5028 (dse_store_status): New enum.
5029 (initialize_ao_ref_for_dse): New, partially extracted from
5031 (valid_ao_ref_for_dse, normalize_ref): New.
5032 (setup_live_bytes_from_ref, compute_trims): Likewise.
5033 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
5034 (maybe_trim_partially_dead_store): Likewise.
5035 (maybe_trim_complex_store): Likewise.
5036 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
5037 Track what bytes live from the original store. Return tri-state
5038 for dead, partially dead or live.
5039 (dse_dom_walker): Add constructor, destructor and new private members.
5040 (delete_dead_call, delete_dead_assignment): New extracted from
5042 (dse_optimize_stmt): Make a member of dse_dom_walker.
5043 Use initialize_ao_ref_for_dse.
5045 PR tree-optimization/33562
5046 PR tree-optimization/61912
5047 PR tree-optimization/77485
5048 * sbitmap.h (bitmap_count_bits): Prototype.
5049 (bitmap_clear_range, bitmap_set_range): Likewise.
5050 * sbitmap.c (bitmap_clear_range): New function.
5051 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
5053 2017-01-13 Martin Liska <mliska@suse.cz>
5056 * function.c (set_cfun): Add new argument force.
5057 * function.h (set_cfun): Likewise.
5058 * ipa-inline-transform.c (inline_call): Use the function when
5059 strict alising from is dropped for function we inline to.
5061 2017-01-13 Richard Biener <rguenther@suse.de>
5063 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
5064 for dumping GIMPLE INTEGER_CSTs.
5066 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5068 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
5069 to 201112L since C++17.
5071 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
5074 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
5075 if -fsanitize=kernel-address is present.
5077 2017-01-13 Richard Biener <rguenther@suse.de>
5079 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
5080 as _Literal ( type ) number in case usual suffixes do not
5081 preserve all information.
5083 2017-01-13 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/77283
5086 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
5087 and ssa-iterators.h.
5088 (is_feasible_trace): Implement a cost model based on joiner
5091 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5094 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5095 char or short to __float128/_Float128 directly.
5097 2017-01-12 Martin Sebor <msebor@redhat.com>
5099 to -Wformat-overflow.
5100 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5101 (min_bytes_remaining): Same.
5102 (get_string_length): Same.
5103 (format_string): Same.
5104 (format_directive): Same.
5106 (pass_sprintf_length::handle_gimple_call): Same.
5108 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5110 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5111 info.nowrite calls with no lhs that can't throw. Return bool
5112 whether gsi_remove has been called or not.
5113 (pass_sprintf_length::handle_gimple_call): Return bool whether
5114 try_substitute_return_value called gsi_remove. Formatting fix.
5115 (pass_sprintf_length::execute): Don't use gsi_remove if
5116 handle_gimple_call returned true.
5119 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5120 be removed due to side-effects, don't remove following barrier nor
5121 turn the successor edge into fallthru edge.
5123 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5126 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5127 element-reversing loads and stores as not swappable.
5129 2017-01-12 Nathan Sidwell <nathan@acm.org>
5130 Nicolai Stange <nicstange@gmail.com>
5132 * combine.c (try_combine): Don't ignore result of overlap checking
5133 loop. Combine overlap & asm check into single loop.
5135 2017-01-12 Richard Biener <rguenther@suse.de>
5137 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5138 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5140 2017-01-12 Richard Biener <rguenther@suse.de>
5142 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5143 and TS_TARGET_OPTION directly derive from TS_BASE.
5144 * tree-core.h (tree_optimization_option): Derive from tree_base.
5145 (tree_target_option): Likewise.
5147 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/i386.c (memory_address_length): Increase len
5150 only when rip_relative_addr_p returns false.
5152 2017-01-11 Julia Koval <julia.koval@intel.com>
5154 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5155 (OPTION_MASK_ISA_SGX_SET): New.
5156 (ix86_handle_option): Handle OPT_msgx.
5157 * config.gcc: Added sgxintrin.h.
5158 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5159 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5160 * config/i386/i386.c (ix86_target_string): Add -msgx.
5162 (ix86_option_override_internal): Handle new options.
5163 (ix86_valid_target_attribute_inner_p): Add sgx.
5164 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5165 * config/i386/i386.opt: Add msgx.
5166 * config/i386/sgxintrin.h: New file.
5167 * config/i386/x86intrin.h: Add sgxintrin.h.
5169 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5172 * fold-const.c (maybe_nonzero_address): Return 1 for function
5174 (tree_single_nonzero_warnv_p): Don't handle function local objects
5178 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5181 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5184 * opts.c: Include "spellcheck.h"
5185 (struct string_fragment): New struct.
5186 (struct edit_distance_traits<const string_fragment &>): New
5188 (get_closest_sanitizer_option): New function.
5189 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5191 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5193 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5195 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5196 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5197 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5198 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5199 for initial die_offset if dwarf_split_debug_info.
5200 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5201 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5203 (output_skeleton_debug_sections): Formatting fix. Use
5204 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5205 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5207 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5209 * config/arm/cortex-a53.md: Add bypasses for
5211 (cortex_a53_r2f): Only use for transfers.
5212 (cortex_a53_f2r): Likewise.
5213 (cortex_a53_r2f_cvt): Add reservation for conversions.
5214 (cortex_a53_f2r_cvt): Likewise.
5216 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5218 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5219 to all inlined functions, change static to extern.
5221 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5224 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5226 (arm_assemble_integer): Likewise.
5228 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5230 * config.gcc: Use new awk script to check CPU, FPU and architecture
5231 parameters for --with-... options.
5232 * config/arm/parsecpu.awk: New file
5233 * config/arm/arm-cpus.in: New file.
5234 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5236 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5238 * config/arm/t-arm: Update dependency rules.
5239 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5240 of processing .def files.
5241 * config/arm/genopt.sh: Deleted.
5242 * config/arm/gentune.sh: Deleted.
5243 * config/arm/arm-cores.def: Deleted.
5244 * config/arm/arm-arches.def: Deleted.
5245 * config/arm/arm-fpus.def: Deleted.
5246 * config/arm/arm-tune.md: Regenerated.
5247 * config/arm/arm-tables.opt: Regenerated.
5248 * config/arm/arm-cpu.h: New generated file.
5249 * config/arm/arm-cpu-data.h: New generated file.
5250 * config/arm/arm-cpu-cdata.h: New generated file.
5252 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5255 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5257 (input_varpool_node): Unpack dynamically_initialized bit.
5259 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5261 PR rtl-optimization/79032
5262 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5263 the alignment of the adjusted memory reference against that of MODE,
5264 instead of the alignment of the original memory reference.
5266 2017-01-11 Martin Jambor <mjambor@suse.cz>
5268 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5270 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5271 decorated functions.
5273 2017-01-11 Richard Biener <rguenther@suse.de>
5275 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5276 set range/nonnull info for PHI results. Do not set it on
5277 stmts marked for removal.
5279 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5281 * expr.c (store_field): In the bitfield case, fetch the return value
5282 from the registers before applying a single big-endian adjustment.
5283 Always do a final load for a BLKmode value not larger than a word.
5285 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5288 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5289 that we correctly handle column numbers greater than
5290 LINE_MAP_MAX_COLUMN_NUMBER.
5292 2017-01-10 Martin Sebor <msebor@redhat.com>
5295 * gimple-ssa-sprintf.c (get_destination_size): Call
5296 {init,fini}object_sizes.
5297 * tree-object-size.c (addr_object_size): Adjust.
5298 (pass_through_call): Adjust.
5299 (pass_object_sizes::execute): Adjust.
5300 * tree-object-size.h (fini_object_sizes): Declare.
5302 2017-01-10 Martin Sebor <msebor@redhat.com>
5304 PR tree-optimization/78775
5305 * builtins.c (get_size_range): Move...
5306 * calls.c: ...to here.
5307 (alloc_max_size): Accept zero argument.
5308 (operand_signed_p): Remove.
5309 (maybe_warn_alloc_args_overflow): Call get_size_range.
5310 * calls.h (get_size_range): Declare.
5312 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5314 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5315 from TI's devices.csv file as of September 2016.
5316 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5318 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5320 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5321 * doc/invoke.texi: Likewise.
5322 * doc/md.texi: Likewise.
5323 * doc/objc.texi: Likewise.
5325 2017-01-10 Joshua Conner <joshconner@google.com>
5327 * config/arm/fuchsia-elf.h: New file.
5328 * config/fuchsia.h: New file.
5329 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5330 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5332 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5334 2016-01-10 Richard Biener <rguenther@suse.de>
5336 PR tree-optimization/79034
5337 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5338 Propagate out degenerate PHIs in the joiner.
5340 2017-01-10 Martin Liska <mliska@suse.cz>
5342 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5343 (sort_congruence_classes_by_decl_uid): Likewise.
5344 (sort_congruence_class_groups_by_decl_uid): Likewise.
5345 (sem_item_optimizer::merge_classes): Sort class, groups in these
5346 classes and members in the groups by DECL_UID of declarations.
5347 This would make merge operations stable.
5349 2017-01-10 Martin Liska <mliska@suse.cz>
5351 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5352 usage of m_classes_vec.
5353 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5354 (sem_item_optimizer::get_group_by_hash): Likewise.
5355 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5356 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5357 (sem_item_optimizer::verify_classes): Likewise.
5358 (sem_item_optimizer::process_cong_reduction): Likewise.
5359 (sem_item_optimizer::dump_cong_classes): Likewise.
5360 (sem_item_optimizer::merge_classes): Likewise.
5361 * ipa-icf.h (congruence_class_hash): Rename from
5362 congruence_class_group_hash. Remove declaration of m_classes_vec.
5364 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5366 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5367 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5368 * config.gcc: Add avx512vpopcntdqintrin.h.
5369 * config/i386/avx512vpopcntdqintrin.h: New.
5370 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5371 * config/i386/i386-builtin-types.def: Add new types.
5372 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5373 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5374 __builtin_ia32_vpopcountq_v8di_mask): New.
5375 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5376 __AVX512VPOPCNTDQ__.
5377 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5378 (PTA_AVX512VPOPCNTDQ): Define.
5379 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5380 TARGET_AVX512VPOPCNTDQ_P): Define.
5381 * config/i386/i386.opt: Add mavx512vpopcntdq.
5382 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5383 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5385 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5388 * predict.def (PRED_CALL): Set to 67.
5390 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5392 * expr.c (store_field): In the bitfield case, if the value comes from
5393 a function call and is of an aggregate type returned in registers, do
5394 not modify the field mode; extract the value in all cases if the mode
5395 is BLKmode and the size is not larger than a word.
5397 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5400 * config/i386/cpuid.h: Fix undefined behavior.
5402 2017-01-04 Jeff Law <law@redhat.com>
5404 PR tree-optimization/79007
5405 PR tree-optimization/67955
5406 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5407 conservative for pt.null when flag_non_call_exceptions is on.
5409 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5411 PR translation/79019
5412 PR translation/79020
5413 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5414 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5415 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5417 * config/avr/avr.opt (maccumulate-args): Likewise.
5418 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5419 * common.opt (freport-bug): Likewise.
5420 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5421 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5422 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5423 translatable string.
5424 * config/i386/i386.c (function_value_32): Likewise.
5425 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5426 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5428 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5429 * common/config/msp430/msp430-common.c (msp430_handle_option):
5431 * symtab.c (symtab_node::verify_base): Likewise.
5432 * opts.c (set_debug_level): Likewise.
5433 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5434 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5435 missing whitespace to translatable strings.
5436 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5437 * config/sh/superh.h: Likewise.
5438 * config/i386/xopintrin.h: Likewise.
5439 * config/i386/znver1.md: Likewise.
5440 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5441 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5442 * double-int.h (struct double_int): Likewise.
5443 * double-int.c (div_and_round_double): Likewise.
5444 * wide-int.cc: Likewise.
5445 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5446 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5447 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5448 (crossjumps_occurred): ... this.
5449 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5452 PR tree-optimization/78899
5453 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5454 returning bool return struct loop *, NULL for failure and the new
5456 (versionable_outer_loop_p): Don't version outer loop if it has
5457 dont_vectorized bit set.
5458 (tree_if_conversion): When versioning outer loop, ensure
5459 tree_if_conversion is performed also on the inner loop of the
5460 non-vectorizable outer loop copy.
5461 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5462 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5463 prevent vectorization of it.
5464 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5465 the outer loop vectorization of the non-scalar version is attempted
5466 before vectorization of the inner loop in scalar version. If
5467 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5468 vectorization of its inner loop.
5469 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5470 has 2 inner loops, rename also on edges from bb whose single pred
5471 is outer_loop->header. Fix typo in function comment.
5473 2017-01-09 Martin Sebor <msebor@redhat.com>
5476 * asan.c (asan_emit_stack_protection): Increase local buffer size
5477 to avoid snprintf truncation warning.
5479 2017-01-09 Andrew Pinski <apinski@cavium.com>
5481 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5482 to reference thunderx2t99 for the tuning structure
5483 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5485 (thunderx2t99_extra_costs): This.
5486 * config/aarch64/aarch64-tune.md: Regenerate.
5487 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5488 (vulcan_addrcost_table): This.
5489 (vulcan_regmove_cost): Rename to ...
5490 (thunderx2t99_regmove_cost): This.
5491 (vulcan_vector_cost): Rename to ...
5492 (thunderx2t99_vector_cost): this.
5493 (vulcan_branch_cost): Rename to ...
5494 (thunderx2t99_branch_cost): This.
5495 (vulcan_tunings): Rename to ...
5496 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5497 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5499 2017-01-09 Martin Jambor <mjambor@suse.cz>
5503 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5504 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5505 (propagate_vr_accross_jump_function): Use the above function for all
5506 value range computations for pass-through jump functions and type
5507 converasion from explicit value range values.
5508 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5509 parameters from TYPE_ARG_TYPES.
5510 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5511 (ipa_write_node_info): Stream type of the actual argument.
5512 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5514 2017-01-09 Martin Liska <mliska@suse.cz>
5517 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5518 (lookup_compiler): Do not show error message with have_E.
5520 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5522 PR tree-optimization/78938
5523 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5524 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5525 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5526 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5529 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5531 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5534 2017-01-09 Richard Biener <rguenther@suse.de>
5536 PR tree-optimization/78997
5537 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5538 name condition properly.
5540 2017-01-09 Richard Biener <rguenther@suse.de>
5543 * dwarf2out.c (is_cxx): New overload with context.
5544 (is_naming_typedef_decl): Use it.
5546 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5548 * invoke.texi (Option Summary): Correct spacing in option lists
5549 and add line breaks to fix over-long lines.
5551 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5555 * extend.texi (Common Variable Attributes): Add xref to GCC
5556 Internals manual to explain mode attribute keywords.
5558 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5561 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5562 and Preprocessor Options.
5563 (Options for Linking): Document -pthread here....
5564 (RS/6000 and PowerPC Options): ...not here.
5565 (Solaris 2 Options): ...or here.
5566 * doc/cppopts.texi: Document -pthread.
5568 2017-01-08 Martin Sebor <msebor@redhat.com>
5571 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5572 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5573 New member functions.
5574 (format_directive): Used them.
5576 (pass_sprintf_length::handle_gimple_call): Same.
5577 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5578 to avoid truncation for any argument.
5579 (extract_affine_mul): Same.
5580 * tree.c (get_file_function_name): Same.
5582 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5585 * predict.def (PRED_INDIR_CALL): Set to 86.
5587 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5589 PR preprocessor/54124
5590 * doc/cppopts.texi: Reformat -d subtable to list the full name
5591 of the options. Add cross-reference to the docs for the general
5592 compiler -d options.
5593 * doc/invoke.texi (Developer Options): Add cross-reference to the
5594 preprocessor-specific -d option documentation.
5596 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5598 PR preprocessor/13498
5599 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5600 redudant material, and reflect new command-line options.
5601 (System Headers): Likewise.
5603 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5605 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5606 -isystem, and -idirafter. Copy-edit.
5607 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5608 default for -ftrack-macro-expansion. Delete obsolete and
5609 badly-formatted implementation details about -fdebug-cpp output.
5610 * doc/cppwarnopts.texi: Copy-edit.
5612 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5615 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5616 that the transition from a max line width >= 1<<10 to narrower
5617 lines works correctly.
5619 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5621 * doc/options.texi (PerFunction): New.
5622 * opt-functions.awk (switch_flags): Map both Optimization and
5623 PerFunction to CL_OPTIMIZATION.
5624 * opth-gen.awk: Test for PerFunction flag along with
5626 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5627 it only when the latter is present. Skip those that don't in
5628 the hash function generator.
5629 * common.opt (fvar-tracking): Mark as PerFunction instead of
5631 (fvar-tracking-assignments): Likewise.
5632 (fvar-tracking-assignments-toggle): Likewise.
5633 (fvar-tracking-uninit): Likewise.
5635 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5637 PR translation/79018
5638 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5641 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5644 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5645 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5646 TARGET_LONG_JUMP_TABLE_OFFSETS.
5647 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5648 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5649 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5650 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5651 * config/m68k/m68k.md (tablejump expander): Likewise.
5652 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5653 TARGET_LONG_JUMP_TABLE_OFFSETS.
5654 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5655 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5657 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5658 David Holsgrove <david.holsgrove@xilinx.com>
5660 * common/config/microblaze/microblaze-common.c
5661 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5662 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5664 * config/microblaze/microblaze.c (microblaze_must_save_register)
5665 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5667 (microblaze_eh_return): New function.
5668 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5669 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5670 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5671 * config/microblaze/microblaze.md (eh_return): New pattern.
5673 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5675 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5676 GCC_DIAGNOSTIC_STRINGIFY): Define.
5678 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5680 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5682 * config/arm/arm.md (<mcrr>): New.
5684 * config/arm/arm.c (arm_arch5te): New.
5685 (arm_option_override): Set arm_arch5te.
5686 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5688 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5689 (arm_mcrr_qualifiers): ... this. New.
5690 (MRRC_QUALIFIERS): Define to...
5691 (arm_mrrc_qualifiers): ... this. New.
5692 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5694 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5695 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5696 (MRRCI, mrrc, MRRC): New.
5697 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5698 VUNSPEC_MRRC2): New.
5700 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5702 * config/arm/arm.md (<mcr>): New.
5704 * config/arm/arm.c (arm_coproc_builtin_available): Add
5705 support for mcr, mrc, mcr2 and mrc2.
5706 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5707 (arm_mcr_qualifiers): ... this. New.
5708 (MRC_QUALIFIERS): Define to ...
5709 (arm_mrc_qualifiers): ... this. New.
5710 (MCR_QUALIFIERS): Define to ...
5711 (arm_mcr_qualifiers): ... this. New.
5712 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5714 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5715 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5716 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5719 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5721 * config/arm/arm.md (*ldc): New.
5725 * config/arm/arm.c (arm_coproc_builtin_available): Add
5726 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5727 (arm_coproc_ldc_stc_legitimate_address): New.
5728 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5729 'qualifier_const_pointer'.
5730 (LDC_QUALIFIERS): Define to...
5731 (arm_ldc_qualifiers): ... this. New.
5732 (STC_QUALIFIERS): Define to...
5733 (arm_stc_qualifiers): ... this. New.
5734 * config/arm/arm-protos.h
5735 (arm_coproc_ldc_stc_legitimate_address): New.
5736 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5737 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5738 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5739 stc2, stcl, stc2l): New.
5740 * config/arm/constraints.md (Uz): New.
5741 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5742 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5743 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5744 VUNSPEC_STC2L): New.
5746 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5748 * config/arm/arm.md (<cdp>): New.
5749 * config/arm/arm.c (neon_const_bounds): Rename this ...
5750 (arm_const_bounds): ... this.
5751 (arm_coproc_builtin_available): New.
5752 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5753 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5754 (CDP_QUALIFIERS): Define to...
5755 (arm_cdp_qualifiers): ... this. New.
5757 (arm_expand_builtin_args): Add case for 6 arguments.
5758 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5759 (arm_const_bounds): ... this.
5760 (arm_coproc_builtin_available): New.
5761 * config/arm/arm_acle.h (__arm_cdp): New.
5763 * config/arm/arm_acle_builtins.def (cdp): New.
5765 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5766 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5768 * config/arm/types.md (coproc): New.
5769 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5770 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5771 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5772 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5774 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5776 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5777 (UBINOP_QUALIFIERS): New.
5779 (acle_builtin_data): New. Change comment.
5780 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5781 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5782 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5783 arm_acle_builtins.def.
5784 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5785 (arm_init_acle_builtins): New.
5786 (CRC32_BUILTIN): Remove.
5787 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5788 crc32cb, crc32ch and crc32cw.
5789 (arm_init_crc32_builtins): Remove.
5790 (arm_init_builtins): Use arm_init_acle_builtins rather
5791 than arm_init_crc32_builtins.
5792 (arm_expand_acle_builtin): New.
5793 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5794 * config/arm/arm_acle_builtins.def: New.
5796 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5798 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5799 (arm_builtin_datum): ... this.
5800 (arm_init_neon_builtin): Rename to ...
5801 (arm_init_builtin): ... this. Add a new parameters PREFIX
5802 and USE_SIG_IN_NAME.
5803 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5804 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5805 'arm_builtin_datum'.
5806 (arm_init_vfp_builtins): Likewise.
5807 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5808 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5809 (arm_expand_neon_args): Rename to ...
5810 (arm_expand_builtin_args): ... this. Rename builtin_arg
5811 enum values and differentiate between ARG_BUILTIN_MEMORY
5812 and ARG_BUILTIN_NEON_MEMORY.
5813 (arm_expand_neon_builtin_1): Rename to ...
5814 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5815 values, arm_expand_builtin_args and add bool parameter NEON.
5816 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5817 (arm_expand_vfp_builtin): Likewise.
5818 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5820 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5823 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5824 * predict.c (tree_estimate_probability_bb): Reverse direction of
5825 polymorphic call predictor.
5827 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5829 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5830 (determine_pass_name_match): ...this new function and...
5831 (should_skip_pass_p): ...this new function.
5833 2017-01-06 Nathan Sidwell <nathan@acm.org>
5835 * ipa-visibility.c (function_and_variable_visibility): Reformat
5836 comments and long lines. Remove extrneous if.
5837 * symtab.c (symtab_node::make_decl_local): Fix code format.
5838 (symtab_node::set_section_for_node): Fix comment typo.
5840 2017-01-06 Martin Liska <mliska@suse.cz>
5843 * lra-constraints.c: Rename invariant to lra_invariant.
5844 * predict.c (set_even_probabilities): Initialize e to NULL.
5846 2017-01-05 Martin Sebor <msebor@redhat.com>
5848 PR tree-optimization/78910
5849 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5850 (format_integer): Correct off-by-one error in the handling
5851 of precision with negative numbers in signed conversions..
5853 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5855 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5857 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5859 PR tree-optimization/71016
5860 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5861 factor_out_conditional_conversion. Formatting fix.
5862 (factor_out_conditional_conversion): Add cond_stmt argument.
5863 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5864 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5867 2017-01-05 David Malcolm <dmalcolm@redhat.com>
5869 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5870 read-rtl-function.o, and selftest-rtl.o.
5871 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5872 (selftest::aarch64_test_loading_full_dump): New function.
5873 (selftest::aarch64_run_selftests): New function.
5874 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5875 selftest::aarch64_run_selftests.
5876 * config/i386/i386.c
5877 (selftest::ix86_test_loading_dump_fragment_1): New function.
5878 (selftest::ix86_test_loading_call_insn): New function.
5879 (selftest::ix86_test_loading_full_dump): New function.
5880 (selftest::ix86_test_loading_unspec): New function.
5881 (selftest::ix86_run_selftests): Call the new functions.
5882 * emit-rtl.c (maybe_set_max_label_num): New function.
5883 * emit-rtl.h (maybe_set_max_label_num): New decl.
5884 * function.c (instantiate_decls): Guard call to
5885 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5886 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5888 * gensupport.c (gen_reader::gen_reader): Pass "false"
5889 for new "compact" param of rtx_reader.
5890 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5891 rather than an empty string for NULL strings.
5892 * read-md.c: Potentially include config.h rather than bconfig.h.
5893 Wrap include of errors.h with #ifdef GENERATOR_FILE.
5894 (have_error): New global, copied from errors.c.
5895 (md_reader::read_name): Rename to...
5896 (md_reader::read_name_1): ...this, adding "out_loc" param,
5897 and converting "missing name or number" to returning false, rather
5899 (md_reader::read_name): Reimplement in terms of read_name_1.
5900 (md_reader::read_name_or_nil): New function.
5901 (md_reader::read_string): Handle "(nil)" by returning NULL.
5902 (md_reader::md_reader): Add new param "compact".
5903 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5904 (md_reader::read_file): New method.
5905 * read-md.h (md_reader::md_reader): Add new param "compact".
5906 (md_reader::read_file): New method.
5907 (md_reader::is_compact): New accessor.
5908 (md_reader::read_name): Convert return type from void to file_location.
5909 (md_reader::read_name_or_nil): New decl.
5910 (md_reader::read_name_1): New decl.
5911 (md_reader::m_compact): New field.
5912 (noop_reader::noop_reader): Pass "false" for new "compact" param
5914 (rtx_reader::rtx_reader): Add new "compact" param.
5915 (rtx_reader::read_rtx_operand): Make virtual and convert return
5916 type from void to rtx.
5917 (rtx_reader::read_until): New decl.
5918 (rtx_reader::handle_any_trailing_information): New virtual function.
5919 (rtx_reader::postprocess): New virtual function.
5920 (rtx_reader::finalize_string): New virtual function.
5921 (rtx_reader::m_in_call_function_usage): New field.
5922 (rtx_reader::m_reuse_rtx_by_id): New field.
5923 * read-rtl-function.c: New file.
5924 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5925 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5926 (selftest::verify_three_block_rtl_cfg): New decl.
5927 * read-rtl-function.h: New file.
5928 * read-rtl.c: Potentially include config.h rather than bconfig.h.
5929 For host, include function.h, memmodel.h, and emit-rtl.h.
5930 (one_time_initialization): New function.
5931 (struct compact_insn_name): New struct.
5932 (compact_insn_names): New array.
5933 (find_code): Handle insn codes in compact dumps.
5934 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5935 (bind_subst_iter_and_attr): Likewise.
5936 (add_condition_to_string): Likewise.
5937 (add_condition_to_rtx): Likewise.
5938 (apply_attribute_uses): Likewise.
5939 (add_current_iterators): Likewise.
5940 (apply_iterators): Likewise.
5941 (initialize_iterators): Guard usage of apply_subst_iterator with
5942 #ifdef GENERATOR_FILE.
5943 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5944 (md_reader::read_mapping): Likewise.
5945 (add_define_attr_for_define_subst): Likewise.
5946 (add_define_subst_attr): Likewise.
5947 (read_subst_mapping): Likewise.
5948 (check_code_iterator): Likewise.
5949 (rtx_reader::read_rtx): Likewise. Move one-time initialization
5951 (one_time_initialization): New function.
5952 (rtx_reader::read_until): New method.
5953 (read_flags): New function.
5954 (parse_reg_note_name): New function.
5955 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5956 Handle reuse_rtx ids.
5957 Wrap iterator lookup within #ifdef GENERATOR_FILE.
5958 Add parsing support for RTL dumps, mirroring the special-cases in
5959 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5960 values, and calling handle_any_trailing_information.
5961 (rtx_reader::read_rtx_operand): Convert return type from void
5962 to rtx, returning return_rtx. Handle case 'e'. Call
5963 finalize_string on XSTR and XTMPL fields.
5964 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
5965 "(nil)" values were omitted. Call the postprocess vfunc on the
5967 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5968 class ctor. Initialize m_in_call_function_usage. Call
5969 one_time_initialization.
5970 * rtl-tests.c (selftest::test_uncond_jump): Call
5971 set_new_first_and_last_insn.
5972 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5973 * selftest-rtl.c: New file.
5974 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5975 (selftest::get_insn_by_uid): New decl.
5976 * selftest-run-tests.c (selftest::run_tests): Call
5977 read_rtl_function_c_tests.
5978 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
5979 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
5982 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
5984 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
5985 operands in a special way. Assert that pos+len <= mode precision.
5987 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5989 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
5990 3 argument Alias with unlimited for the negative form.
5991 (fno-vect-cost-model): Removed.
5993 2017-01-05 Martin Liska <mliska@suse.cz>
5995 * hsa-gen.c (gen_hsa_divmod): New function.
5996 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
5998 2017-01-05 Martin Liska <mliska@suse.cz>
6001 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
6004 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6006 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
6007 small constant length operands.
6009 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6011 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
6012 between loop iterations.
6014 2017-01-05 Martin Liska <mliska@suse.cz>
6017 * gimplify.c (gimplify_decl_expr): Compare to
6018 asan_poisoned_variables instread of checking flags.
6019 (gimplify_target_expr): Likewise.
6020 (gimplify_expr): Likewise.
6021 (gimplify_function_tree): Conditionally initialize
6022 asan_poisoned_variables.
6024 2017-01-04 Jeff Law <law@redhat.com>
6026 PR tree-optimizatin/78812
6027 * rtl.h (contains_mem_rtx_p): Prototype.
6028 * ifcvt.c (containts_mem_rtx_p): Move from here to...
6029 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
6030 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
6031 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
6032 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
6034 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6036 * input.c (assert_char_at_range): Default-initialize actual_range.
6038 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6040 * df-scan.c (df_ref_create_structure): Make regno unsigned,
6041 to match the caller.
6043 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6045 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
6046 insns after final jump in test to emit dummy move.
6048 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6050 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
6051 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
6053 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
6055 * multiple_target.c (create_dispatcher_calls): Init e_next.
6056 * tree-ssa-loop-split.c (split_loop): Init border.
6057 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
6060 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6065 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
6066 (altivec_register_operand): Do not return true if the operand
6067 contains a SUBREG mixing SImode and SFmode.
6068 (vsx_register_operand): Likewise.
6069 (vsx_reg_sfsubreg_ok): New predicate.
6070 (vfloat_operand): Do not return true if the operand contains a
6071 SUBREG mixing SImode and SFmode.
6072 (vint_operand): Likewise.
6073 (vlogical_operand): Likewise.
6074 (gpc_reg_operand): Likewise.
6075 (int_reg_operand): Likewise.
6076 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
6077 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
6078 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
6080 (rs6000_emit_move_si_sf_subreg): New helper function.
6081 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
6082 fixup SUBREGs involving SImode and SFmode.
6083 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
6084 numbers for the new peephole2 optimization.
6085 (peephole2 for SFmode unions): New peephole2 to optimize cases in
6086 the GLIBC math library that do AND/IOR/XOR operations on single
6087 precision floating point.
6088 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
6089 target macros to say whether we need to avoid SUBREGs mixing
6091 (TARGET_ALLOW_SF_SUBREG): Likewise.
6092 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6093 (UNSPEC_SI_FROM_SF): Likewise.
6094 (iorxor): Change spacing.
6095 (and_ior_xor): New iterator for AND, IOR, and XOR.
6096 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6097 (movdi_from_sf_zero_ext): Likewise.
6098 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6099 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6100 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6101 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6102 (fms<mode>4): Likewise.
6103 (fnma<mode>4): Likewise.
6104 (fnms<mode>4): Likewise.
6105 (nfma<mode>4): Likewise.
6106 (nfms<mode>4): Likewise.
6108 2017-01-04 Marek Polacek <polacek@redhat.com>
6111 * doc/invoke.texi: Document -Wpointer-compare.
6113 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6115 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6118 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6119 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6122 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6125 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6126 documentation of the powerpc_popcntb_ok attribute.
6127 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6128 code to issue warning messages if a requested CPU configuration is
6129 not supported by the binary (assembler and loader) toolchain.
6130 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6131 made to define a built-in function that has been disabled.
6132 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6133 made to define a built-in function that has been disabled.
6134 (altivec_init_builtins): Add comment explaining why definition
6135 of the DST built-in functions is not preceded by an assertion
6136 check. Add assertions to prevent ICE if attempts are made to
6137 define an altivec predicate or an abs* built-in function that has
6139 (htm_init_builtins): Add comment explaining why definition of the
6140 htm built-in functions is not preceded by an assertion check.
6142 2017-01-04 Jeff Law <law@redhat.com>
6144 PR tree-optimizatin/67955
6145 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6146 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6147 the points-to solution does not include pt_null. Use DECL_PT_UID
6150 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6152 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6153 Use gen_int_mode instead of gen_lopwart for const_int operands.
6155 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6157 PR tree-optimization/71563
6158 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6159 out of range value - has low bits known to be zero.
6161 2017-01-04 Alan Modra <amodra@gmail.com>
6163 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6164 * configure: Regenerate.
6165 * config.in: Regenerate.
6167 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6170 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6171 a substring of the message, but strcmp with the whole message. Ifdef
6172 ENABLE_NLS, translate the message first using dgettext.
6174 2017-01-03 Jeff Law <law@redhat.com>
6176 PR tree-optimizatin/78856
6177 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6178 (mark_threaded_blocks): Remove code to truncate thread paths that
6179 cross multiple loop headers. Instead invalidate the cached loop
6180 iteration information and handle case of a thread path walking
6181 into an irreducible region.
6183 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6186 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6187 assertions. Add support for doing the signbit if the IEEE 128-bit
6188 floating point value is in a GPR.
6189 * config/rs6000/rs6000.md (Fsignbit): Delete.
6190 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6191 Update the length attribute if the value is in a GPR.
6192 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6193 the sign or zero extension instruction, since the value is always 0/1.
6194 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6197 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6198 extracting SImode to a GPR register so that we can generate a
6199 store, limit the vector to be in a traditional Altivec register
6200 for the vextuwrx instruction.
6202 2017-01-03 Ian Lance Taylor <iant@google.com>
6204 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6206 2017-01-03 Martin Sebor <msebor@redhat.com>
6208 PR tree-optimization/78696
6209 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6210 precision. Use MPFR for %f for greater fidelity. Correct handling
6212 (pass_sprintf_length::compute_format_length): Set width and precision
6213 specified by asrerisk to void_node for vararg functions.
6214 (try_substitute_return_value): Adjust dump output.
6216 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6218 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6220 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6222 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6223 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6224 -mlra/-mno-lra was passed to the compiler.
6226 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6228 PR rtl-optimization/65618
6229 * emit-rtl.c (try_split): Move initialization of "before" and
6230 "after" to just before the call to emit_insn_after_setloc.
6232 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6234 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6236 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6238 * dwarf2out.c (gen_enumeration_type_die): When
6239 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6241 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6243 PR tree-optimization/78965
6244 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6245 Change first argument from const call_info & to call_info &. For %n
6246 set info.nowrite to false.
6249 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6250 possibly throwing calls.
6252 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6253 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6254 and fns handling, rather than in a separate case SSA_NAME.
6256 2017-01-02 Jeff Law <law@redhat.com>
6258 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6259 fixes for first_period and second_period variables.
6261 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6264 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6265 (*insvqi_1): New insn pattern.
6266 (*insvqi_1_mem_rex64): Ditto.
6268 (*insvqi_3): Rename from *insvqi.
6270 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6272 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6274 * doc/cfg.texi (Edges): Remove reference to Java.
6275 (Maintaining the CFG): Ditto.
6277 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6280 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6281 transparent aliases.
6283 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6286 * predict.def (PRED_CALL): Update hitrate.
6287 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6288 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6289 into direct/indirect/polymorphic variants.
6291 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6293 Update copyright years.
6295 * gcc.c (process_command): Update copyright notice dates.
6296 * gcov-dump.c (print_version): Ditto.
6297 * gcov.c (print_version): Ditto.
6298 * gcov-tool.c (print_version): Ditto.
6299 * gengtype.c (create_file): Ditto.
6300 * doc/cpp.texi: Bump @copying's copyright year.
6301 * doc/cppinternals.texi: Ditto.
6302 * doc/gcc.texi: Ditto.
6303 * doc/gccint.texi: Ditto.
6304 * doc/gcov.texi: Ditto.
6305 * doc/install.texi: Ditto.
6306 * doc/invoke.texi: Ditto.
6308 Copyright (C) 2017 Free Software Foundation, Inc.
6310 Copying and distribution of this file, with or without modification,
6311 are permitted in any medium without royalty provided the copyright
6312 notice and this notice are preserved.